/src/wireshark/epan/dissectors/packet-gtp.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* packet-gtp.c |
2 | | * |
3 | | * Routines for GTP dissection |
4 | | * Copyright 2001, Michal Melerowicz <michal.melerowicz@nokia.com> |
5 | | * Nicolas Balkota <balkota@mac.com> |
6 | | * |
7 | | * Updates and corrections: |
8 | | * Copyright 2006 - 2009, Anders Broman <anders.broman@ericsson.com> |
9 | | * |
10 | | * Added Bearer control mode dissection: |
11 | | * Copyright 2011, Grzegorz Szczytowski <grzegorz.szczytowski@gmail.com> |
12 | | * |
13 | | * Updates and corrections: |
14 | | * Copyright 2011-2013, Anders Broman <anders.broman@ericsson.com> |
15 | | * |
16 | | * PDCP PDU number extension header support added by Martin Isaksson <martin.isaksson@ericsson.com> |
17 | | * |
18 | | * Control Plane Request-Response tracking code Largely based on similar routines in |
19 | | * packet-ldap.c by Ronnie Sahlberg |
20 | | * Added by Kari Tiirikainen <kari.tiirikainen@nsn.com> |
21 | | * |
22 | | * Wireshark - Network traffic analyzer |
23 | | * By Gerald Combs <gerald@wireshark.org> |
24 | | * Copyright 1998 Gerald Combs |
25 | | * |
26 | | * SPDX-License-Identifier: GPL-2.0-or-later |
27 | | * |
28 | | * GTP v0: 3GPP TS 09.60 |
29 | | * |
30 | | * http://www.3gpp.org/ftp/Specs/html-info/0960.htm |
31 | | * |
32 | | * GTP v1: 3GPP TS 29.060 |
33 | | * |
34 | | * http://www.3gpp.org/ftp/Specs/html-info/29060.htm |
35 | | * |
36 | | * GTP': 3GPP TS 32.295 |
37 | | * |
38 | | * http://www.3gpp.org/ftp/Specs/html-info/32295.htm |
39 | | */ |
40 | | |
41 | | #include "config.h" |
42 | | |
43 | | #include <math.h> |
44 | | |
45 | | #include <epan/packet.h> |
46 | | #include <epan/conversation.h> |
47 | | #include <epan/prefs.h> |
48 | | #include <epan/expert.h> |
49 | | #include <epan/sminmpec.h> |
50 | | #include <epan/addr_resolv.h> |
51 | | #include <epan/asn1.h> |
52 | | #include <epan/tap.h> |
53 | | #include <epan/srt_table.h> |
54 | | #include <epan/to_str.h> |
55 | | #include <epan/uat.h> |
56 | | #include <epan/proto_data.h> |
57 | | #include <epan/etypes.h> |
58 | | #include <epan/tfs.h> |
59 | | #include <epan/unit_strings.h> |
60 | | |
61 | | #include "packet-radius.h" |
62 | | #include "packet-gsm_a_common.h" |
63 | | #include "packet-gsm_map.h" |
64 | | #include "packet-gprscdr.h" |
65 | | #include "packet-bssgp.h" |
66 | | #include "packet-rrc.h" |
67 | | #include "packet-e212.h" |
68 | | #include "packet-e164.h" |
69 | | #include "packet-gtp.h" |
70 | | #include "packet-ranap.h" |
71 | | #include "packet-pdcp-nr.h" |
72 | | #include "packet-pdcp-lte.h" |
73 | | #include "packet-rohc.h" |
74 | | |
75 | | void proto_register_gtp(void); |
76 | | void proto_reg_handoff_gtp(void); |
77 | | |
78 | | static dissector_table_t gtp_priv_ext_dissector_table; |
79 | | static dissector_table_t gtp_cdr_fmt_dissector_table; |
80 | | static dissector_table_t gtp_hdr_ext_dissector_table; |
81 | | static dissector_handle_t gtp_handle, gtp_prime_handle; |
82 | | static dissector_handle_t nrup_handle; |
83 | | |
84 | | static heur_dissector_list_t heur_subdissector_list; |
85 | | |
86 | | #define GTPv0_PORT 3386 |
87 | | #define GTPv1C_PORT 2123 /* 3G Control PDU */ |
88 | | #define GTPv1U_PORT 2152 /* 3G T-PDU */ |
89 | | |
90 | | #define GTPv0_HDR_LENGTH 20 |
91 | | #define GTPv1_HDR_LENGTH 12 |
92 | | #define GTP_PRIME_HDR_LENGTH 6 |
93 | | |
94 | | /* to check compliance with ETSI */ |
95 | 0 | #define GTP_MANDATORY 1 |
96 | | #define GTP_OPTIONAL 2 |
97 | | #define GTP_CONDITIONAL 4 |
98 | | |
99 | | #define GTP_TPDU_AS_NONE -1 |
100 | 24 | #define GTP_TPDU_AS_TPDU_HEUR 0 |
101 | 0 | #define GTP_TPDU_AS_PDCP_LTE 1 |
102 | 0 | #define GTP_TPDU_AS_PDCP_NR 2 |
103 | 0 | #define GTP_TPDU_AS_SYNC 3 |
104 | 0 | #define GTP_TPDU_AS_ETHERNET 4 |
105 | 0 | #define GTP_TPDU_AS_CUSTOM 5 |
106 | | |
107 | | static bool g_gtp_over_tcp = true; |
108 | | bool g_gtp_session; |
109 | | |
110 | | static unsigned pref_pair_matching_max_interval_ms; /* Default: disable */ |
111 | | |
112 | | static unsigned g_gtpv0_port = GTPv0_PORT; |
113 | | static unsigned g_gtpv1c_port = GTPv1C_PORT; |
114 | | static unsigned g_gtpv1u_port = GTPv1U_PORT; |
115 | | |
116 | | static int proto_gtp; |
117 | | static int proto_gtpprime; |
118 | | |
119 | | /*KTi*/ |
120 | | static int hf_gtp_ie_id; |
121 | | static int hf_gtp_response_in; |
122 | | static int hf_gtp_response_to; |
123 | | static int hf_gtp_time; |
124 | | static int hf_gtp_apn; |
125 | | static int hf_gtp_cause; |
126 | | static int hf_gtp_chrg_char; |
127 | | static int hf_gtp_chrg_char_s; |
128 | | static int hf_gtp_chrg_char_n; |
129 | | static int hf_gtp_chrg_char_p; |
130 | | static int hf_gtp_chrg_char_f; |
131 | | static int hf_gtp_chrg_char_h; |
132 | | static int hf_gtp_chrg_char_r; |
133 | | static int hf_gtp_chrg_id; |
134 | | static int hf_gtp_chrg_ipv4; |
135 | | static int hf_gtp_chrg_ipv6; |
136 | | static int hf_gtp_ext_flow_label; |
137 | | static int hf_gtp_ext_id; |
138 | | static int hf_gtp_ext_val; |
139 | | static int hf_gtp_ext_hdr; |
140 | | static int hf_gtp_ext_hdr_next; |
141 | | static int hf_gtp_ext_hdr_length; |
142 | | static int hf_gtp_ext_hdr_ran_cont; |
143 | | static int hf_gtp_ext_hdr_spare_bits; |
144 | | static int hf_gtp_ext_hdr_spare_bytes; |
145 | | static int hf_gtp_ext_hdr_long_pdcp_sn; |
146 | | static int hf_gtp_ext_hdr_xw_ran_cont; |
147 | | static int hf_gtp_ext_hdr_pdcpsn; |
148 | | static int hf_gtp_ext_hdr_udp_port; |
149 | | static int hf_gtp_flags; |
150 | | static int hf_gtp_flags_ver; |
151 | | static int hf_gtp_prime_flags_ver; |
152 | | static int hf_gtp_flags_pt; |
153 | | static int hf_gtp_flags_spare1; |
154 | | static int hf_gtp_flags_hdr_length; |
155 | | static int hf_gtp_flags_snn; |
156 | | static int hf_gtp_flags_spare2; |
157 | | static int hf_gtp_flags_e; |
158 | | static int hf_gtp_flags_s; |
159 | | static int hf_gtp_flags_pn; |
160 | | static int hf_gtp_flow_ii; |
161 | | static int hf_gtp_flow_label; |
162 | | static int hf_gtp_flow_sig; |
163 | | static int hf_gtp_gsn_addr_len; |
164 | | static int hf_gtp_gsn_addr_type; |
165 | | static int hf_gtp_gsn_ipv4; |
166 | | static int hf_gtp_gsn_ipv6; |
167 | | static int hf_gtp_length; |
168 | | static int hf_gtp_map_cause; |
169 | | static int hf_gtp_message_type; |
170 | | static int hf_gtp_ms_reason; |
171 | | static int hf_gtp_ms_valid; |
172 | | static int hf_gtp_npdu_number; |
173 | | static int hf_gtp_node_ipv4; |
174 | | static int hf_gtp_node_ipv6; |
175 | | static int hf_gtp_node_name; |
176 | | static int hf_gtp_node_realm; |
177 | | static int hf_gtp_nsapi; |
178 | | static int hf_gtp_ptmsi; |
179 | | static int hf_gtp_ptmsi_sig; |
180 | | static int hf_gtp_qos_version; |
181 | | static int hf_gtp_qos_spare1; |
182 | | static int hf_gtp_qos_delay; |
183 | | static int hf_gtp_qos_mean; |
184 | | static int hf_gtp_qos_peak; |
185 | | static int hf_gtp_qos_spare2; |
186 | | static int hf_gtp_qos_precedence; |
187 | | static int hf_gtp_qos_spare3; |
188 | | static int hf_gtp_qos_reliability; |
189 | | static int hf_gtp_qos_al_ret_priority; |
190 | | static int hf_gtp_qos_traf_class; |
191 | | static int hf_gtp_qos_del_order; |
192 | | static int hf_gtp_qos_del_err_sdu; |
193 | | static int hf_gtp_qos_max_sdu_size; |
194 | | static int hf_gtp_qos_max_ul; |
195 | | static int hf_gtp_qos_max_dl; |
196 | | static int hf_gtp_qos_res_ber; |
197 | | static int hf_gtp_qos_sdu_err_ratio; |
198 | | static int hf_gtp_qos_trans_delay; |
199 | | static int hf_gtp_qos_traf_handl_prio; |
200 | | static int hf_gtp_qos_guar_ul; |
201 | | static int hf_gtp_qos_guar_dl; |
202 | | static int hf_gtp_qos_spare4; |
203 | | static int hf_gtp_qos_sig_ind; |
204 | | static int hf_gtp_qos_src_stat_desc; |
205 | | static int hf_gtp_qos_arp; |
206 | | static int hf_gtp_qos_arp_pvi; |
207 | | static int hf_gtp_qos_arp_pl; |
208 | | static int hf_gtp_qos_arp_pci; |
209 | | static int hf_gtp_qos_qci; |
210 | | static int hf_gtp_qos_ul_mbr; |
211 | | static int hf_gtp_qos_dl_mbr; |
212 | | static int hf_gtp_qos_ul_gbr; |
213 | | static int hf_gtp_qos_dl_gbr; |
214 | | static int hf_gtp_qos_ul_apn_ambr; |
215 | | static int hf_gtp_qos_dl_apn_ambr; |
216 | | static int hf_gtp_pkt_flow_id; |
217 | | static int hf_gtp_rab_gtpu_dn; |
218 | | static int hf_gtp_rab_gtpu_up; |
219 | | static int hf_gtp_rab_pdu_dn; |
220 | | static int hf_gtp_rab_pdu_up; |
221 | | static int hf_gtp_uli_geo_loc_type; |
222 | | static int hf_gtp_cgi_ci; |
223 | | static int hf_gtp_sai_sac; |
224 | | static int hf_gtp_rai_rac; |
225 | | static int hf_gtp_lac; |
226 | | static int hf_gtp_tac; |
227 | | static int hf_gtp_ranap_cause; |
228 | | static int hf_gtp_recovery; |
229 | | static int hf_gtp_reorder; |
230 | | static int hf_gtp_rnc_ipv4; |
231 | | static int hf_gtp_rnc_ipv6; |
232 | | static int hf_gtp_rp; |
233 | | static int hf_gtp_rp_nsapi; |
234 | | static int hf_gtp_rp_sms; |
235 | | static int hf_gtp_rp_spare; |
236 | | static int hf_gtp_sel_mode; |
237 | | static int hf_gtp_seq_number; |
238 | | static int hf_gtp_session; |
239 | | static int hf_gtp_sndcp_number; |
240 | | static int hf_gtp_tear_ind; |
241 | | static int hf_gtp_teid; |
242 | | static int hf_gtp_teid_cp; |
243 | | static int hf_gtp_uplink_teid_cp; |
244 | | static int hf_gtp_teid_data; |
245 | | static int hf_gtp_uplink_teid_data; |
246 | | static int hf_gtp_teid_ii; |
247 | | static int hf_gtp_tid; |
248 | | static int hf_gtp_tlli; |
249 | | static int hf_gtp_tr_comm; |
250 | | static int hf_gtp_trace_ref; |
251 | | static int hf_gtp_trace_type; |
252 | | static int hf_gtp_user_addr_pdp_org; |
253 | | static int hf_gtp_user_addr_pdp_type; |
254 | | static int hf_gtp_user_ipv4; |
255 | | static int hf_gtp_user_ipv6; |
256 | | static int hf_gtp_security_mode; |
257 | | static int hf_gtp_no_of_vectors; |
258 | | static int hf_gtp_cipher_algorithm; |
259 | | static int hf_gtp_cksn_ksi; |
260 | | static int hf_gtp_cksn; |
261 | | static int hf_gtp_ksi; |
262 | | static int hf_gtp_ext_length; |
263 | | static int hf_gtp_utran_field; |
264 | | static int hf_gtp_ext_apn_res; |
265 | | static int hf_gtp_ext_rat_type; |
266 | | static int hf_gtp_ext_imeisv; |
267 | | static int hf_gtp_target_rnc_id; |
268 | | static int hf_gtp_target_ext_rnc_id; |
269 | | static int hf_gtp_bssgp_cause; |
270 | | static int hf_gtp_bssgp_ra_discriminator; |
271 | | static int hf_gtp_sapi; |
272 | | static int hf_gtp_xid_par_len; |
273 | | static int hf_gtp_rep_act_type; |
274 | | static int hf_gtp_correlation_id; |
275 | | static int hf_gtp_earp_pci; |
276 | | static int hf_gtp_earp_pl; |
277 | | static int hf_gtp_earp_pvi; |
278 | | static int hf_gtp_ext_comm_flags_uasi; |
279 | | static int hf_gtp_ext_comm_flags_bdwi; |
280 | | static int hf_gtp_ext_comm_flags_pcri; |
281 | | static int hf_gtp_ext_comm_flags_vb; |
282 | | static int hf_gtp_ext_comm_flags_retloc; |
283 | | static int hf_gtp_ext_comm_flags_cpsr; |
284 | | static int hf_gtp_ext_comm_flags_ccrsi; |
285 | | static int hf_gtp_ext_comm_flags_unauthenticated_imsi; |
286 | | static int hf_gtp_csg_id; |
287 | | static int hf_gtp_access_mode; |
288 | | static int hf_gtp_cmi; |
289 | | static int hf_gtp_csg_inf_rep_act_ucicsg; |
290 | | static int hf_gtp_csg_inf_rep_act_ucishc; |
291 | | static int hf_gtp_csg_inf_rep_act_uciuhc; |
292 | | static int hf_gtp_ext_comm_flags_II_pnsi; |
293 | | static int hf_gtp_ext_comm_flags_II_dtci; |
294 | | static int hf_gtp_ext_comm_flags_II_pmtsmi; |
295 | | static int hf_gtp_ext_comm_flags_II_spare; |
296 | | static int hf_gtp_ciot_opt_sup_ind_sgni_pdn; |
297 | | static int hf_gtp_ciot_opt_sup_ind_scni_pdn; |
298 | | static int hf_gtp_ciot_opt_sup_ind_spare; |
299 | | static int hf_gtp_up_fun_sel_ind_flags_dcnr; |
300 | | static int hf_gtp_up_fun_sel_ind_flags_spare; |
301 | | static int hf_gtp_cdr_app; |
302 | | static int hf_gtp_cdr_rel; |
303 | | static int hf_gtp_cdr_ver; |
304 | | static int hf_gtp_cdr_rel_ext; |
305 | | static int hf_gtp_cdr_length; |
306 | | static int hf_gtp_cdr_context; |
307 | | static int hf_gtp_cmn_flg_ppc; |
308 | | static int hf_gtp_cmn_flg_mbs_srv_type; |
309 | | static int hf_gtp_cmn_flg_mbs_ran_pcd_rdy; |
310 | | static int hf_gtp_cmn_flg_mbs_cnt_inf; |
311 | | static int hf_gtp_cmn_flg_nrsn; |
312 | | static int hf_gtp_cmn_flg_no_qos_neg; |
313 | | static int hf_gtp_cmn_flg_upgrd_qos_sup; |
314 | | static int hf_gtp_cmn_flg_dual_addr_bearer_flg; |
315 | | static int hf_gtp_linked_nsapi; |
316 | | static int hf_gtp_enh_nsapi; |
317 | | static int hf_gtp_tmgi; |
318 | | static int hf_gtp_mbms_ses_dur_days; |
319 | | static int hf_gtp_mbms_ses_dur_s; |
320 | | static int hf_gtp_no_of_mbms_sa_codes; |
321 | | static int hf_gtp_mbms_sa_code; |
322 | | static int hf_gtp_trace_ref2; |
323 | | static int hf_gtp_trace_rec_session_ref; |
324 | | static int hf_gtp_trace_triggers_ggsn_pdp; |
325 | | static int hf_gtp_trace_triggers_ggsn_mbms; |
326 | | static int hf_gtp_trace_triggers_ggsn; |
327 | | static int hf_gtp_trace_depth; |
328 | | static int hf_gtp_trace_loi_ggsn_gmb; |
329 | | static int hf_gtp_trace_loi_ggsn_gi; |
330 | | static int hf_gtp_trace_loi_ggsn_gn; |
331 | | static int hf_gtp_trace_loi_ggsn; |
332 | | static int hf_gtp_trace_activity_control; |
333 | | static int hf_gtp_hop_count; |
334 | | static int hf_gtp_mbs_2g_3g_ind; |
335 | | static int hf_gtp_trace_triggers_bm_sc_mbms; |
336 | | static int hf_gtp_trace_triggers_bm_sc; |
337 | | static int hf_gtp_trace_loi_bm_sc_gmb; |
338 | | static int hf_gtp_trace_loi_bm_sc; |
339 | | static int hf_gtp_time_2_dta_tr; |
340 | | static int hf_gtp_target_lac; |
341 | | static int hf_gtp_target_rac; |
342 | | static int hf_gtp_target_ci; |
343 | | static int hf_gtp_source_type; |
344 | | static int hf_gtp_source_lac; |
345 | | static int hf_gtp_source_rac; |
346 | | static int hf_gtp_source_ci; |
347 | | static int hf_gtp_source_rnc_id; |
348 | | static int hf_gtp_ext_ei; |
349 | | static int hf_gtp_ext_gcsi; |
350 | | static int hf_gtp_ext_dti; |
351 | | static int hf_gtp_ra_prio_lcs; |
352 | | static int hf_gtp_bcm; |
353 | | static int hf_gtp_fqdn; |
354 | | static int hf_gtp_rim_routing_addr; |
355 | | static int hf_gtp_mbms_flow_id; |
356 | | static int hf_gtp_mbms_dist_indic; |
357 | | static int hf_gtp_ext_apn_ambr_ul; |
358 | | static int hf_gtp_ext_apn_ambr_dl; |
359 | | static int hf_gtp_ext_sub_ue_ambr_ul; |
360 | | static int hf_gtp_ext_sub_ue_ambr_dl; |
361 | | static int hf_gtp_ext_auth_ue_ambr_ul; |
362 | | static int hf_gtp_ext_auth_ue_ambr_dl; |
363 | | static int hf_gtp_ext_auth_apn_ambr_ul; |
364 | | static int hf_gtp_ext_auth_apn_ambr_dl; |
365 | | static int hf_gtp_ext_ggsn_back_off_time_units; |
366 | | static int hf_gtp_ext_ggsn_back_off_timer; |
367 | | static int hf_gtp_lapi; |
368 | | static int hf_gtp_higher_br_16mb_flg; |
369 | | static int hf_gtp_max_mbr_apn_ambr_ul; |
370 | | static int hf_gtp_max_mbr_apn_ambr_dl; |
371 | | static int hf_gtp_ext_enb_type; |
372 | | static int hf_gtp_macro_enodeb_id; |
373 | | static int hf_gtp_home_enodeb_id; |
374 | | static int hf_gtp_dummy_octets; |
375 | | |
376 | | static int hf_pdcp_cont; |
377 | | |
378 | | static int hf_gtp_ext_hdr_pdu_ses_cont_pdu_type; |
379 | | static int hf_gtp_ext_hdr_pdu_ses_cont_qmp; |
380 | | static int hf_gtp_ext_hdr_pdu_ses_cont_snp_dl; |
381 | | static int hf_gtp_ext_hdr_pdu_ses_cont_msnp; |
382 | | static int hf_gtp_ext_hdr_pdu_ses_cont_ppp; |
383 | | static int hf_gtp_ext_hdr_pdu_ses_cont_rqi; |
384 | | static int hf_gtp_ext_hdr_pdu_ses_cont_qos_flow_id; |
385 | | static int hf_gtp_ext_hdr_pdu_ses_cont_ppi; |
386 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_send_time_stamp; |
387 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_qfi_sn; |
388 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_mbs_qfi_sn; |
389 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_delay_ind; |
390 | | static int hf_gtp_ext_hdr_pdu_ses_cont_ul_delay_ind; |
391 | | static int hf_gtp_ext_hdr_pdu_ses_cont_snp_ul; |
392 | | static int hf_gtp_ext_hdr_pdu_ses_cont_n3_n9_delay_ind; |
393 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag; |
394 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_send_time_stamp_repeat; |
395 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_recv_time_stamp; |
396 | | static int hf_gtp_ext_hdr_pdu_ses_cont_ul_send_time_stamp; |
397 | | static int hf_gtp_ext_hdr_pdu_ses_cont_dl_delay_result; |
398 | | static int hf_gtp_ext_hdr_pdu_ses_cont_ul_delay_result; |
399 | | static int hf_gtp_ext_hdr_pdu_ses_cont_ul_qfi_sn; |
400 | | static int hf_gtp_ext_hdr_pdu_ses_cont_n3_n9_delay_result; |
401 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_7; |
402 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_6; |
403 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_5; |
404 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_4; |
405 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_3; |
406 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_2; |
407 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_1; |
408 | | static int hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_0; |
409 | | static int hf_gtp_ext_hdr_pdu_ses_cont_d1_ul_pdcp_delay_result_ind; |
410 | | |
411 | | static int hf_gtp_spare_b0; |
412 | | static int hf_gtp_spare_b4b0; |
413 | | static int hf_gtp_spare_b7b1; |
414 | | static int hf_gtp_rnc_ip_addr_v4; |
415 | | static int hf_gtp_rnc_ip_addr_v6; |
416 | | static int hf_gtp_ms_cm_2_len; |
417 | | static int hf_gtp_ms_cm_3_len; |
418 | | static int hf_gtp_sup_codec_lst_len; |
419 | | static int hf_gtp_add_flg_for_srvcc_ics; |
420 | | static int hf_gtp_sel_mode_val; |
421 | | static int hf_gtp_uli_timestamp; |
422 | | static int hf_gtp_lhn_id; |
423 | | static int hf_gtp_sel_entity; |
424 | | static int hf_gtp_ue_usage_type_value; |
425 | | static int hf_gtp_scef_id_length; |
426 | | static int hf_gtp_scef_id; |
427 | | static int hf_gtp_iov_updates_counter; |
428 | | static int hf_gtp_mapped_ue_usage_type; |
429 | | |
430 | | /* Generated from convert_proto_tree_add_text.pl */ |
431 | | static int hf_gtp_rfsp_index; |
432 | | static int hf_gtp_quintuplet_ciphering_key; |
433 | | static int hf_gtp_kc; |
434 | | static int hf_gtp_rand; |
435 | | static int hf_gtp_pdp_context_identifier; |
436 | | static int hf_gtp_receive_n_pdu_number; |
437 | | static int hf_gtp_container_length; |
438 | | static int hf_gtp_quintuplets_length; |
439 | | static int hf_gtp_auth; |
440 | | static int hf_gtp_tft_length; |
441 | | static int hf_gtp_ggsn_address_for_control_plane_ipv4; |
442 | | static int hf_gtp_ggsn_address_for_control_plane_ipv6; |
443 | | static int hf_gtp_ggsn_address_for_user_traffic_ipv4; |
444 | | static int hf_gtp_ggsn_address_for_user_traffic_ipv6; |
445 | | static int hf_gtp_integrity_key_ik; |
446 | | static int hf_gtp_gsn_address_information_element_length; |
447 | | static int hf_gtp_reordering_required; |
448 | | static int hf_gtp_sres; |
449 | | static int hf_gtp_data_record_format; |
450 | | static int hf_gtp_timezone; |
451 | | static int hf_gtp_timezone_dst; |
452 | | static int hf_gtp_authentication_length; |
453 | | static int hf_gtp_send_n_pdu_number; |
454 | | static int hf_gtp_sequence_number_up; |
455 | | static int hf_gtp_pdp_address_length; |
456 | | static int hf_gtp_transaction_identifier; |
457 | | static int hf_gtp_xres_length; |
458 | | static int hf_gtp_ggsn_address_length; |
459 | | static int hf_gtp_apn_length; |
460 | | static int hf_gtp_sequence_number_down; |
461 | | static int hf_gtp_pdp_address_ipv4; |
462 | | static int hf_gtp_activity_status_indicator; |
463 | | static int hf_gtp_pdp_type; |
464 | | static int hf_gtp_quintuplet_integrity_key; |
465 | | static int hf_gtp_pdp_address_ipv6; |
466 | | static int hf_gtp_rab_setup_length; |
467 | | static int hf_gtp_number_of_data_records; |
468 | | static int hf_gtp_ciphering_key_kc; |
469 | | static int hf_gtp_pdp_cntxt_sapi; |
470 | | static int hf_gtp_xres; |
471 | | static int hf_gtp_pdp_organization; |
472 | | static int hf_gtp_node_address_length; |
473 | | static int hf_gtp_gsn_address_length; |
474 | | static int hf_gtp_vplmn_address_allowed; |
475 | | static int hf_gtp_uplink_flow_label_signalling; |
476 | | static int hf_gtp_extended_end_user_address; |
477 | | static int hf_gtp_ciphering_key_ck; |
478 | | static int hf_gtp_fqdn_length; |
479 | | static int hf_gtp_seq_num_released; |
480 | | static int hf_gtp_seq_num_canceled; |
481 | | static int hf_gtp_requests_responded; |
482 | | static int hf_gtp_hyphen_separator; |
483 | | static int hf_gtp_ms_network_cap_content_len; |
484 | | static int hf_gtp_iei; |
485 | | static int hf_gtp_iei_mobile_id_len; |
486 | | static int hf_gtp_qos_umts_length; |
487 | | static int hf_gtp_num_ext_hdr_types; |
488 | | static int hf_gtp_ext_hdr_type; |
489 | | static int hf_gtp_tpdu_data; |
490 | | |
491 | | static int hf_gtp_sgsn_address_for_control_plane_ipv4; |
492 | | static int hf_gtp_sgsn_address_for_control_plane_ipv6; |
493 | | static int hf_gtp_sgsn_address_for_user_traffic_ipv4; |
494 | | static int hf_gtp_sgsn_address_for_user_traffic_ipv6; |
495 | | |
496 | | /* Initialize the subtree pointers */ |
497 | | static int ett_gtp; |
498 | | static int ett_gtp_flags; |
499 | | static int ett_gtp_ext; |
500 | | static int ett_gtp_ext_hdr; |
501 | | static int ett_gtp_qos; |
502 | | static int ett_gtp_qos_arp; |
503 | | static int ett_gtp_flow_ii; |
504 | | static int ett_gtp_rp; |
505 | | static int ett_gtp_pkt_flow_id; |
506 | | static int ett_gtp_trip; |
507 | | static int ett_gtp_quint; |
508 | | static int ett_gtp_proto; |
509 | | static int ett_gtp_gsn_addr; |
510 | | static int ett_gtp_tft; |
511 | | static int ett_gtp_rab_setup; |
512 | | static int ett_gtp_hdr_list; |
513 | | static int ett_gtp_node_addr; |
514 | | static int ett_gtp_rel_pack; |
515 | | static int ett_gtp_can_pack; |
516 | | static int ett_gtp_data_resp; |
517 | | static int ett_gtp_drx; |
518 | | static int ett_gtp_net_cap; |
519 | | static int ett_gtp_tmgi; |
520 | | static int ett_gtp_cdr_ver; |
521 | | static int ett_gtp_cdr_dr; |
522 | | static int ett_gtp_mm_cntxt; |
523 | | static int ett_gtp_utran_cont; |
524 | | static int ett_gtp_nr_ran_cont; |
525 | | static int ett_gtp_pdcp_no_conf; |
526 | | static int ett_pdu_session_cont; |
527 | | static int ett_gtp_trace_triggers_ggsn; |
528 | | static int ett_gtp_trace_loi_ggsn; |
529 | | static int ett_gtp_trace_triggers_bm_sc; |
530 | | static int ett_gtp_trace_loi_bm_sc; |
531 | | static int ett_gtp_bss_cont; |
532 | | static int ett_gtp_lst_set_up_pfc; |
533 | | static int ett_gtp_rrc_cont; |
534 | | static int ett_gtp_rim_routing_adr; |
535 | | |
536 | | static expert_field ei_gtp_ext_hdr_pdcpsn; |
537 | | static expert_field ei_gtp_ext_length_mal; |
538 | | static expert_field ei_gtp_ext_length_warn; |
539 | | static expert_field ei_gtp_undecoded; |
540 | | static expert_field ei_gtp_message_not_found; |
541 | | static expert_field ei_gtp_field_not_present; |
542 | | static expert_field ei_gtp_wrong_next_field; |
543 | | static expert_field ei_gtp_field_not_support_in_version; |
544 | | static expert_field ei_gtp_guaranteed_bit_rate_value; |
545 | | static expert_field ei_gtp_max_bit_rate_value; |
546 | | static expert_field ei_gtp_ext_geo_loc_type; |
547 | | static expert_field ei_gtp_iei; |
548 | | static expert_field ei_gtp_unknown_extension_header; |
549 | | static expert_field ei_gtp_unknown_pdu_type; |
550 | | static expert_field ei_gtp_source_type_unknown; |
551 | | static expert_field ei_gtp_cdr_rel_ext_invalid; |
552 | | |
553 | | static const range_string assistance_info_type[] = { |
554 | | { 0, 0, "UNKNOWN" }, |
555 | | { 1, 1, "Average CQL" }, |
556 | | { 2, 2, "Average HARQ Failure" }, |
557 | | { 3, 3, "Average HARQ Retransmissions" }, |
558 | | { 4, 4, "DL Radio Quality Index" }, |
559 | | { 5, 5, "UL Radio Quality Index" }, |
560 | | { 6, 6, "Power Headroom Report" }, |
561 | | { 7, 228, "reserved for future value extensions" }, |
562 | | { 229, 255, "reserved for test purposes" }, |
563 | | { 0, 0, NULL} |
564 | | }; |
565 | | |
566 | | |
567 | | /* NRUP - TS 38.425 */ |
568 | | /* NR-U RAN Container */ |
569 | | static int proto_nrup; |
570 | | static int hf_nrup_pdu_type; |
571 | | static int hf_nrup_spr_bit_extnd_flag; |
572 | | static int hf_nrup_dl_discrd_blks; |
573 | | static int hf_nrup_dl_flush; |
574 | | static int hf_nrup_rpt_poll; |
575 | | static int hf_nrup_retransmission_flag; |
576 | | static int hf_nrup_ass_inf_rep_poll_flag; |
577 | | static int hf_nrup_spare; |
578 | | static int hf_nrup_request_out_of_seq_report; |
579 | | static int hf_nrup_report_delivered; |
580 | | static int hf_nrup_user_data_existence_flag; |
581 | | static int hf_nrup_nr_u_seq_num; |
582 | | static int hf_nrup_dl_disc_nr_pdcp_pdu_sn; |
583 | | static int hf_nrup_dl_disc_num_blks; |
584 | | static int hf_nrup_dl_disc_nr_pdcp_pdu_sn_start; |
585 | | static int hf_nrup_dl_disc_blk_sz; |
586 | | static int hf_nrup_dl_report_nr_pdcp_pdu_sn; |
587 | | static int hf_nrup_high_tx_nr_pdcp_sn_ind; |
588 | | static int hf_nrup_high_delivered_nr_pdcp_sn_ind; |
589 | | static int hf_nrup_final_frame_ind; |
590 | | static int hf_nrup_lost_pkt_rpt; |
591 | | static int hf_nrup_high_retx_nr_pdcp_sn_ind; |
592 | | static int hf_nrup_high_delivered_retx_nr_pdcp_sn_ind; |
593 | | static int hf_nrup_cause_rpt; |
594 | | static int hf_nrup_delivered_nr_pdcp_sn_range_ind; |
595 | | static int hf_nrup_data_rate_ind; |
596 | | static int hf_nrup_desrd_buff_sz_data_radio_bearer; |
597 | | static int hf_nrup_desrd_data_rate; |
598 | | static int hf_nrup_num_lost_nru_seq_num; |
599 | | static int hf_nrup_start_lost_nru_seq_num; |
600 | | static int hf_nrup_end_lost_nru_seq_num; |
601 | | static int hf_nrup_high_success_delivered_nr_pdcp_sn; |
602 | | static int hf_nrup_high_tx_nr_pdcp_sn; |
603 | | static int hf_nrup_cause_val; |
604 | | static int hf_nrup_high_success_delivered_retx_nr_pdcp_sn; |
605 | | static int hf_nrup_high_retx_nr_pdcp_sn; |
606 | | static int hf_nrup_pdcp_duplication_ind; |
607 | | static int hf_nrup_assistance_information_ind; |
608 | | static int hf_nrup_ul_delay_ind; |
609 | | static int hf_nrup_dl_delay_ind; |
610 | | static int hf_nrup_spare_2; |
611 | | static int hf_nrup_pdcp_duplication_activation_suggestion; |
612 | | static int hf_nrup_num_assistance_info_fields; |
613 | | static int hf_nrup_assistance_information_type; |
614 | | static int hf_nrup_num_octets_radio_qa_info; |
615 | | static int hf_nrup_radio_qa_info; |
616 | | static int hf_nrup_ul_delay_du_result; |
617 | | static int hf_nrup_dl_delay_du_result; |
618 | | |
619 | | static int ett_nrup; |
620 | | |
621 | | typedef struct { |
622 | | int8_t rim_routing_addr_disc; |
623 | | } gtp_private_data_t; |
624 | | |
625 | | |
626 | | static gtp_private_data_t* |
627 | | gtp_get_private_data(packet_info *pinfo) |
628 | 3 | { |
629 | 3 | gtp_private_data_t *gtp_data = (gtp_private_data_t*)p_get_proto_data(wmem_file_scope(), pinfo, proto_gtp, 0); |
630 | | |
631 | 3 | if (!gtp_data) { |
632 | 3 | gtp_data = wmem_new(wmem_file_scope(), gtp_private_data_t); |
633 | 3 | gtp_data->rim_routing_addr_disc = -1; |
634 | 3 | p_add_proto_data(wmem_file_scope(), pinfo, proto_gtp, 0, gtp_data); |
635 | 3 | } |
636 | 3 | return gtp_data; |
637 | 3 | } |
638 | | |
639 | | /* --- PDCP DECODE ADDITIONS --- */ |
640 | | static bool |
641 | | pdcp_uat_fld_ip_chk_cb(void* r _U_, const char* ipaddr, unsigned len _U_, const void* u1 _U_, const void* u2 _U_, char** err) |
642 | 0 | { |
643 | 0 | ws_in4_addr ip4_addr; |
644 | 0 | ws_in6_addr ip6_addr; |
645 | | |
646 | | /* Check for a valid IPv4 or IPv6 address */ |
647 | 0 | if (ipaddr && |
648 | 0 | (ws_inet_pton6(ipaddr, &ip6_addr) || |
649 | 0 | ws_inet_pton4(ipaddr, &ip4_addr))) { |
650 | 0 | *err = NULL; |
651 | 0 | return true; |
652 | 0 | } |
653 | | |
654 | 0 | *err = ws_strdup_printf("No valid IP address given"); |
655 | 0 | return false; |
656 | 0 | } |
657 | | |
658 | 0 | #define PDCP_TEID_WILDCARD "*" |
659 | | |
660 | | static bool |
661 | | pdcp_uat_fld_teid_chk_cb(void* r _U_, const char* teid, unsigned len _U_, const void* u1 _U_, const void* u2 _U_, char** err) |
662 | 0 | { |
663 | 0 | if (teid) { |
664 | 0 | uint32_t val; |
665 | | |
666 | | /* Check if it is a wildcard TEID */ |
667 | 0 | if (!strcmp(teid, PDCP_TEID_WILDCARD)) { |
668 | 0 | *err = NULL; |
669 | 0 | return true; |
670 | 0 | } |
671 | | /* Check if it is a valid 32bits unsigned integer */ |
672 | 0 | if (ws_basestrtou32(teid, NULL, &val, 0)) { |
673 | 0 | *err = NULL; |
674 | 0 | return true; |
675 | 0 | } |
676 | 0 | } |
677 | | |
678 | 0 | *err = ws_strdup_printf("No valid TEID given"); |
679 | 0 | return false; |
680 | 0 | } |
681 | | |
682 | | typedef struct { |
683 | | char *ip_addr_str; |
684 | | address ip_address; |
685 | | char *teid_str; |
686 | | bool teid_wildcard; |
687 | | uint32_t teid; |
688 | | unsigned direction; |
689 | | unsigned header_present; |
690 | | enum pdcp_plane plane; |
691 | | unsigned lte_sn_length; |
692 | | unsigned rohc_compression; |
693 | | //unsigned rohc_mode; |
694 | | unsigned rohc_profile; |
695 | | /* One approach would be to just use the TEID, but it is 32 bits and would need to be |
696 | | * truncated to (ultimately) 16 bits to be used as a UEId for PDCP */ |
697 | | uint32_t ue_id; |
698 | | unsigned rb_id; |
699 | | } uat_pdcp_lte_keys_record_t; |
700 | | |
701 | | /* N.B. this is an array/table of the struct above, where IP address + TEID is the key */ |
702 | | static uat_pdcp_lte_keys_record_t *uat_pdcp_lte_keys_records; |
703 | | |
704 | | static bool pdcp_lte_update_cb(void *r, char **err) |
705 | 0 | { |
706 | 0 | uat_pdcp_lte_keys_record_t* rec = (uat_pdcp_lte_keys_record_t *)r; |
707 | 0 | ws_in4_addr ip4_addr; |
708 | 0 | ws_in6_addr ip6_addr; |
709 | |
|
710 | 0 | if (!strcmp(rec->teid_str, PDCP_TEID_WILDCARD)) { |
711 | 0 | rec->teid_wildcard = true; |
712 | 0 | rec->teid = 0; |
713 | 0 | } else if (ws_basestrtou32(rec->teid_str, NULL, &rec->teid, 0)) { |
714 | 0 | rec->teid_wildcard = false; |
715 | 0 | } else { |
716 | 0 | if (err) |
717 | 0 | *err = ws_strdup_printf("No valid TEID given"); |
718 | 0 | return false; |
719 | 0 | } |
720 | | |
721 | 0 | free_address_wmem(wmem_epan_scope(), &rec->ip_address); |
722 | 0 | if (ws_inet_pton6(rec->ip_addr_str, &ip6_addr)) { |
723 | 0 | alloc_address_wmem(wmem_epan_scope(), &rec->ip_address, AT_IPv6, sizeof(ws_in6_addr), &ip6_addr); |
724 | 0 | } else if (ws_inet_pton4(rec->ip_addr_str, &ip4_addr)) { |
725 | 0 | alloc_address_wmem(wmem_epan_scope(), &rec->ip_address, AT_IPv4, sizeof(ws_in4_addr), &ip4_addr); |
726 | 0 | } else { |
727 | 0 | if (err) |
728 | 0 | *err = ws_strdup_printf("No valid IP address given"); |
729 | 0 | return false; |
730 | 0 | } |
731 | | |
732 | | /* Range-check rb */ |
733 | 0 | if ((rec->rb_id < 1) || (rec->rb_id > 10)) { |
734 | 0 | if (err) |
735 | 0 | *err = ws_strdup_printf("RB Id must be in range [1,10]"); |
736 | 0 | return false; |
737 | 0 | } |
738 | | |
739 | | /* Range-check ueid */ |
740 | 0 | if ((rec->ue_id < 1) || (rec->ue_id > 65535)) { |
741 | 0 | if (err) |
742 | 0 | *err = ws_strdup_printf("UEId must be in range [1,65535]"); |
743 | 0 | return false; |
744 | 0 | } |
745 | | |
746 | | |
747 | 0 | return true; |
748 | 0 | } |
749 | | |
750 | | static void *pdcp_lte_copy_cb(void *n, const void *o, size_t len _U_) |
751 | 0 | { |
752 | 0 | uat_pdcp_lte_keys_record_t* new_rec = (uat_pdcp_lte_keys_record_t *)n; |
753 | 0 | const uat_pdcp_lte_keys_record_t* old_rec = (const uat_pdcp_lte_keys_record_t *)o; |
754 | | |
755 | | /* Copy UAT fields */ |
756 | 0 | new_rec->ip_addr_str = g_strdup(old_rec->ip_addr_str); |
757 | 0 | clear_address(&new_rec->ip_address); |
758 | 0 | new_rec->teid_str = g_strdup(old_rec->teid_str); |
759 | 0 | new_rec->direction = old_rec->direction; |
760 | 0 | new_rec->header_present = old_rec->header_present; |
761 | 0 | new_rec->plane = old_rec->plane; |
762 | 0 | new_rec->lte_sn_length = old_rec->lte_sn_length; |
763 | 0 | new_rec->rohc_compression = old_rec->rohc_compression; |
764 | | //new_rec->rohc_mode = old_rec->rohc_mode; |
765 | 0 | new_rec->rohc_profile = old_rec->rohc_profile; |
766 | 0 | new_rec->ue_id = old_rec->ue_id; |
767 | 0 | new_rec->rb_id = old_rec->rb_id; |
768 | |
|
769 | 0 | pdcp_lte_update_cb(new_rec, NULL); |
770 | |
|
771 | 0 | return new_rec; |
772 | 0 | } |
773 | | |
774 | | static void pdcp_lte_free_cb(void *r) |
775 | 0 | { |
776 | 0 | uat_pdcp_lte_keys_record_t* rec = (uat_pdcp_lte_keys_record_t *)r; |
777 | |
|
778 | 0 | g_free(rec->ip_addr_str); |
779 | 0 | g_free(rec->teid_str); |
780 | 0 | free_address_wmem(wmem_epan_scope(), &rec->ip_address); |
781 | 0 | } |
782 | | |
783 | 14 | #define PDCP_SN_LENGTH_12_BITS_STR "12 bits" |
784 | | static const value_string vs_pdcp_lte_sn_length[] = { |
785 | | {PDCP_SN_LENGTH_5_BITS, "5 bits"}, |
786 | | {PDCP_SN_LENGTH_7_BITS, "7 bits"}, |
787 | | {PDCP_SN_LENGTH_12_BITS, PDCP_SN_LENGTH_12_BITS_STR}, |
788 | | {PDCP_SN_LENGTH_15_BITS, "15 bits"}, |
789 | | {PDCP_SN_LENGTH_18_BITS, "18 bits"}, |
790 | | {0, NULL} |
791 | | }; |
792 | | |
793 | | /* Struct for saving PDCP-NR information about specific TEID */ |
794 | | typedef struct { |
795 | | char *ip_addr_str; |
796 | | address ip_address; |
797 | | char *teid_str; |
798 | | bool teid_wildcard; |
799 | | uint32_t teid; |
800 | | unsigned direction; |
801 | | /* PDCP_NR_(U|D)L_sdap_hdr_PRESENT bitmask */ |
802 | | unsigned sdap_header_present; |
803 | | unsigned mac_i_present; |
804 | | enum pdcp_nr_plane plane; |
805 | | unsigned pdcp_nr_sn_length; |
806 | | unsigned rohc_compression; |
807 | | //unsigned rohc_mode; |
808 | | unsigned rohc_profile; |
809 | | /* One approach would be to just use the TEID, but it is 32 bits and would need to be |
810 | | * truncated to (ultimately) 16 bits to be used as a UEId for PDCP */ |
811 | | uint32_t ue_id; |
812 | | unsigned rb_id; |
813 | | } uat_pdcp_nr_keys_record_t; |
814 | | |
815 | | /* N.B. this is an array/table of the struct above, where IP address + TEID is the key */ |
816 | | static uat_pdcp_nr_keys_record_t *uat_pdcp_nr_keys_records; |
817 | | |
818 | 0 | static bool pdcp_nr_update_cb(void *r, char **err) { |
819 | 0 | uat_pdcp_nr_keys_record_t* rec = (uat_pdcp_nr_keys_record_t *)r; |
820 | 0 | ws_in4_addr ip4_addr; |
821 | 0 | ws_in6_addr ip6_addr; |
822 | |
|
823 | 0 | if (!strcmp(rec->teid_str, PDCP_TEID_WILDCARD)) { |
824 | 0 | rec->teid_wildcard = true; |
825 | 0 | rec->teid = 0; |
826 | 0 | } else if (ws_basestrtou32(rec->teid_str, NULL, &rec->teid, 0)) { |
827 | 0 | rec->teid_wildcard = false; |
828 | 0 | } else { |
829 | 0 | if (err) |
830 | 0 | *err = ws_strdup_printf("No valid TEID given"); |
831 | 0 | return false; |
832 | 0 | } |
833 | | |
834 | 0 | free_address_wmem(wmem_epan_scope(), &rec->ip_address); |
835 | 0 | if (ws_inet_pton6(rec->ip_addr_str, &ip6_addr)) { |
836 | 0 | alloc_address_wmem(wmem_epan_scope(), &rec->ip_address, AT_IPv6, sizeof(ws_in6_addr), &ip6_addr); |
837 | 0 | } else if (ws_inet_pton4(rec->ip_addr_str, &ip4_addr)) { |
838 | 0 | alloc_address_wmem(wmem_epan_scope(), &rec->ip_address, AT_IPv4, sizeof(ws_in4_addr), &ip4_addr); |
839 | 0 | } else { |
840 | 0 | if (err) |
841 | 0 | *err = ws_strdup_printf("No valid IP address given"); |
842 | 0 | return false; |
843 | 0 | } |
844 | | |
845 | | /* Range-check rb */ |
846 | 0 | if ((rec->rb_id < 1) || (rec->rb_id > 32)) { |
847 | 0 | if (err) |
848 | 0 | *err = ws_strdup_printf("RB Id must be in range [1,32]"); |
849 | 0 | return false; |
850 | 0 | } |
851 | | |
852 | | /* Range-check ueid */ |
853 | 0 | if ((rec->ue_id < 1) || (rec->ue_id > 65535)) { |
854 | 0 | if (err) |
855 | 0 | *err = ws_strdup_printf("UEId must be in range [1,65535]"); |
856 | 0 | return false; |
857 | 0 | } |
858 | | |
859 | 0 | return true; |
860 | 0 | } |
861 | | |
862 | 0 | static void *pdcp_nr_copy_cb(void *n, const void *o, size_t len _U_) { |
863 | 0 | uat_pdcp_nr_keys_record_t* new_rec = (uat_pdcp_nr_keys_record_t *)n; |
864 | 0 | const uat_pdcp_nr_keys_record_t* old_rec = (const uat_pdcp_nr_keys_record_t *)o; |
865 | | |
866 | | /* Copy UAT fields */ |
867 | 0 | new_rec->ip_addr_str = g_strdup(old_rec->ip_addr_str); |
868 | 0 | clear_address(&new_rec->ip_address); /* not copying address.. */ |
869 | 0 | new_rec->teid_str = g_strdup(old_rec->teid_str); |
870 | 0 | new_rec->direction = old_rec->direction; |
871 | 0 | new_rec->sdap_header_present = old_rec->sdap_header_present; |
872 | 0 | new_rec->mac_i_present = old_rec->mac_i_present; |
873 | 0 | new_rec->plane = old_rec->plane; |
874 | 0 | new_rec->pdcp_nr_sn_length = old_rec->pdcp_nr_sn_length; |
875 | 0 | new_rec->rohc_compression = old_rec->rohc_compression; |
876 | | //new_rec->rohc_mode = old_rec->rohc_mode; |
877 | 0 | new_rec->rohc_profile = old_rec->rohc_profile; |
878 | 0 | new_rec->ue_id = old_rec->ue_id; |
879 | 0 | new_rec->rb_id = old_rec->rb_id; |
880 | |
|
881 | 0 | pdcp_nr_update_cb(new_rec, NULL); |
882 | |
|
883 | 0 | return new_rec; |
884 | 0 | } |
885 | | |
886 | | static void pdcp_nr_free_cb(void *r) |
887 | 0 | { |
888 | 0 | uat_pdcp_nr_keys_record_t* rec = (uat_pdcp_nr_keys_record_t *)r; |
889 | |
|
890 | 0 | g_free(rec->ip_addr_str); |
891 | 0 | g_free(rec->teid_str); |
892 | 0 | free_address_wmem(wmem_epan_scope(), &rec->ip_address); |
893 | 0 | } |
894 | | |
895 | | #define PDCP_DIRECTION_UPLINK_STR "UL" |
896 | 14 | #define PDCP_DIRECTION_DOWNLINK_STR "DL" |
897 | | static const value_string vs_direction[] = { |
898 | | { PDCP_NR_DIRECTION_UPLINK, PDCP_DIRECTION_UPLINK_STR }, |
899 | | { PDCP_NR_DIRECTION_DOWNLINK, PDCP_DIRECTION_DOWNLINK_STR }, |
900 | | { 0, NULL } |
901 | | }; |
902 | | |
903 | | /* Value sets for each drop-down list in the GUI */ |
904 | 14 | #define PDCP_NR_SDAP_HEADER_NOT_PRESENT_STR "SDAP header NOT present" |
905 | | #define PDCP_NR_SDAP_HEADER_NOT_PRESENT 0 |
906 | 0 | #define PDCP_NR_SDAP_HEADER_PRESENT 1 |
907 | | static const value_string vs_sdap_header_present[] = { |
908 | | { 0, PDCP_NR_SDAP_HEADER_NOT_PRESENT_STR }, |
909 | | { 1, "SDAP header present" }, |
910 | | { 0, NULL } |
911 | | }; |
912 | | |
913 | | #define PDCP_LTE_HEADER_NOT_PRESENT_STR "Header NOT present" |
914 | | #define PDCP_LTE_HEADER_PRESENT_STR "Header present" |
915 | | #define PDCP_LTE_HEADER_NOT_PRESENT 0 |
916 | 0 | #define PDCP_LTE_HEADER_PRESENT 1 |
917 | | |
918 | | static const value_string vs_header_present[] = { |
919 | | { 0, PDCP_LTE_HEADER_NOT_PRESENT_STR }, |
920 | | { 1, PDCP_LTE_HEADER_PRESENT_STR }, |
921 | | { 0, NULL } |
922 | | }; |
923 | | |
924 | | |
925 | | #define MAC_I_PRESENT_FALSE_STR "MAC-I NOT present" |
926 | 14 | #define MAC_I_PRESENT_TRUE_STR "MAC-I present" |
927 | | static const value_string vs_mac_i_present[] = { |
928 | | { false, MAC_I_PRESENT_FALSE_STR }, |
929 | | { true, MAC_I_PRESENT_TRUE_STR }, |
930 | | { 0, NULL } |
931 | | }; |
932 | | |
933 | 14 | #define SIGNALING_PLANE_STR "Signaling plane" |
934 | | #define USER_PLANE_STR "User plane" |
935 | | static const value_string vs_pdcp_plane[] = { |
936 | | { NR_SIGNALING_PLANE, SIGNALING_PLANE_STR }, |
937 | | { NR_USER_PLANE, USER_PLANE_STR }, |
938 | | { 0, NULL } |
939 | | }; |
940 | | |
941 | | static const value_string vs_pdcp_nr_sn_length[] = { |
942 | | { PDCP_NR_SN_LENGTH_12_BITS, PDCP_SN_LENGTH_12_BITS_STR }, |
943 | | { PDCP_NR_SN_LENGTH_18_BITS, "18 bits" }, |
944 | | { 0, NULL } |
945 | | }; |
946 | | |
947 | 14 | #define ROHC_COMPRESSION_FALSE_STR "RoHC NOT compressed" |
948 | | static const value_string vs_rohc_compression[] = { |
949 | | { false, ROHC_COMPRESSION_FALSE_STR }, |
950 | | { true, "RoHC compressed" }, |
951 | | { 0, NULL } |
952 | | }; |
953 | | |
954 | | //#define ROHC_MODE_NOT_SET_STR "Mode not set" |
955 | | //static const value_string vs_rohc_mode[] = { |
956 | | // { MODE_NOT_SET, ROHC_MODE_NOT_SET_STR }, |
957 | | // { UNIDIRECTIONAL, "Unidirectional" }, |
958 | | // { OPTIMISTIC_BIDIRECTIONAL, "Optimistic bidirectional" }, |
959 | | // { RELIABLE_BIDIRECTIONAL, "Reliable bidirectional" }, |
960 | | // { 0, NULL } |
961 | | //}; |
962 | | |
963 | | #define ROHC_PROFILE_RTP_STR "RTP (1)" |
964 | 14 | #define ROHC_PROFILE_UNCOMPRESSED_STR "Uncompressed (0)" |
965 | | static const value_string vs_rohc_profile[] = { |
966 | | { ROHC_PROFILE_UNCOMPRESSED, ROHC_PROFILE_UNCOMPRESSED_STR }, |
967 | | { ROHC_PROFILE_RTP, ROHC_PROFILE_RTP_STR }, |
968 | | { ROHC_PROFILE_UDP, "UDP (2)" }, |
969 | | { ROHC_PROFILE_IP, "IP (4)" }, |
970 | | { ROHC_PROFILE_UNKNOWN, "Unknown" }, |
971 | | { 0, NULL } |
972 | | }; |
973 | | |
974 | | /* Entries added by UAT */ |
975 | | static uat_t * pdcp_nr_keys_uat; |
976 | | static unsigned num_pdcp_nr_keys_uat; |
977 | | |
978 | | /* Default values for a TEID entry */ |
979 | | UAT_CSTRING_CB_DEF(pdcp_nr_users, ip_addr_str, uat_pdcp_nr_keys_record_t) |
980 | | UAT_CSTRING_CB_DEF(pdcp_nr_users, teid_str, uat_pdcp_nr_keys_record_t) |
981 | | UAT_VS_DEF(pdcp_nr_users, direction, uat_pdcp_nr_keys_record_t, unsigned, PDCP_NR_DIRECTION_UPLINK, PDCP_DIRECTION_UPLINK_STR) |
982 | | UAT_VS_DEF(pdcp_nr_users, sdap_header_present, uat_pdcp_nr_keys_record_t, unsigned, PDCP_NR_SDAP_HEADER_NOT_PRESENT, PDCP_NR_SDAP_HEADER_NOT_PRESENT_STR) |
983 | | UAT_VS_DEF(pdcp_nr_users, mac_i_present, uat_pdcp_nr_keys_record_t, unsigned, false, MAC_I_PRESENT_FALSE_STR) |
984 | | UAT_VS_DEF(pdcp_nr_users, plane, uat_pdcp_nr_keys_record_t, enum pdcp_nr_plane, NR_USER_PLANE, USER_PLANE_STR) |
985 | | UAT_VS_DEF(pdcp_nr_users, pdcp_nr_sn_length, uat_pdcp_nr_keys_record_t, unsigned, PDCP_NR_SN_LENGTH_12_BITS, PDCP_SN_LENGTH_12_BITS_STR) |
986 | | UAT_VS_DEF(pdcp_nr_users, rohc_compression, uat_pdcp_nr_keys_record_t, unsigned, false, ROHC_COMPRESSION_FALSE_STR) |
987 | | //UAT_VS_DEF(pdcp_nr_users, rohc_mode, uat_pdcp_nr_keys_record_t, unsigned, MODE_NOT_SET, ROHC_MODE_NOT_SET_STR) |
988 | | UAT_VS_DEF(pdcp_nr_users, rohc_profile, uat_pdcp_nr_keys_record_t, unsigned, ROHC_PROFILE_UNCOMPRESSED, ROHC_PROFILE_UNCOMPRESSED_STR) |
989 | | UAT_DEC_CB_DEF(pdcp_nr_users, ue_id, uat_pdcp_nr_keys_record_t) |
990 | | UAT_DEC_CB_DEF(pdcp_nr_users, rb_id, uat_pdcp_nr_keys_record_t) |
991 | | |
992 | | static uat_pdcp_nr_keys_record_t* look_up_pdcp_nr_keys_record(packet_info *pinfo, uint32_t teidn) |
993 | 0 | { |
994 | 0 | unsigned int record_id; |
995 | | |
996 | | /* Look up UAT entries. N.B. linear search... */ |
997 | 0 | for (record_id = 0; record_id < num_pdcp_nr_keys_uat; record_id++) { |
998 | 0 | if (addresses_equal(&uat_pdcp_nr_keys_records[record_id].ip_address, &pinfo->dst) && |
999 | 0 | (uat_pdcp_nr_keys_records[record_id].teid_wildcard || |
1000 | 0 | uat_pdcp_nr_keys_records[record_id].teid == teidn)) { |
1001 | 0 | return &uat_pdcp_nr_keys_records[record_id]; |
1002 | 0 | } |
1003 | 0 | } |
1004 | | |
1005 | | /* No match at all - return NULL */ |
1006 | 0 | return NULL; |
1007 | 0 | } |
1008 | | |
1009 | | /* Entries added by UAT */ |
1010 | | static uat_t * pdcp_lte_keys_uat; |
1011 | | static unsigned num_pdcp_lte_keys_uat; |
1012 | | |
1013 | | /* Default values for a TEID entry */ |
1014 | | UAT_CSTRING_CB_DEF(pdcp_lte_users, ip_addr_str, uat_pdcp_lte_keys_record_t) |
1015 | | UAT_CSTRING_CB_DEF(pdcp_lte_users, teid_str, uat_pdcp_lte_keys_record_t) |
1016 | | UAT_VS_DEF(pdcp_lte_users, direction, uat_pdcp_lte_keys_record_t, unsigned, PDCP_NR_DIRECTION_UPLINK, PDCP_DIRECTION_UPLINK_STR) |
1017 | | UAT_VS_DEF(pdcp_lte_users, header_present, uat_pdcp_lte_keys_record_t, unsigned, PDCP_LTE_HEADER_PRESENT, PDCP_LTE_HEADER_PRESENT_STR) |
1018 | | UAT_VS_DEF(pdcp_lte_users, plane, uat_pdcp_lte_keys_record_t, enum pdcp_plane, USER_PLANE, USER_PLANE_STR) |
1019 | | UAT_VS_DEF(pdcp_lte_users, lte_sn_length, uat_pdcp_lte_keys_record_t, unsigned, PDCP_NR_SN_LENGTH_12_BITS, PDCP_SN_LENGTH_12_BITS_STR) |
1020 | | UAT_VS_DEF(pdcp_lte_users, rohc_compression, uat_pdcp_lte_keys_record_t, unsigned, false, ROHC_COMPRESSION_FALSE_STR) |
1021 | | //UAT_VS_DEF(pdcp_lte_users, rohc_mode, uat_pdcp_lte_keys_record_t, unsigned, MODE_NOT_SET, ROHC_MODE_NOT_SET_STR) |
1022 | | UAT_VS_DEF(pdcp_lte_users, rohc_profile, uat_pdcp_lte_keys_record_t, unsigned, ROHC_PROFILE_UNCOMPRESSED, ROHC_PROFILE_UNCOMPRESSED_STR) |
1023 | | UAT_DEC_CB_DEF(pdcp_lte_users, ue_id, uat_pdcp_lte_keys_record_t) |
1024 | | UAT_DEC_CB_DEF(pdcp_lte_users, rb_id, uat_pdcp_lte_keys_record_t) |
1025 | | |
1026 | | static uat_pdcp_lte_keys_record_t* look_up_pdcp_lte_keys_record(packet_info *pinfo, uint32_t teidn) |
1027 | 0 | { |
1028 | 0 | unsigned int record_id; |
1029 | | |
1030 | | /* Look up UAT entries. N.B. linear search... */ |
1031 | 0 | for (record_id = 0; record_id < num_pdcp_lte_keys_uat; record_id++) { |
1032 | 0 | if (addresses_equal(&uat_pdcp_lte_keys_records[record_id].ip_address, &pinfo->dst) && |
1033 | 0 | (uat_pdcp_lte_keys_records[record_id].teid_wildcard || |
1034 | 0 | uat_pdcp_lte_keys_records[record_id].teid == teidn)) { |
1035 | 0 | return &uat_pdcp_lte_keys_records[record_id]; |
1036 | 0 | } |
1037 | 0 | } |
1038 | | |
1039 | | /* No match at all - return NULL */ |
1040 | 0 | return NULL; |
1041 | 0 | } |
1042 | | |
1043 | | /* --- END PDCP NR DECODE ADDITIONS --- */ |
1044 | | |
1045 | | static bool g_gtp_etsi_order; |
1046 | | |
1047 | | static int dissect_tpdu_as = GTP_TPDU_AS_TPDU_HEUR; |
1048 | | static const enum_val_t gtp_decode_tpdu_as[] = { |
1049 | | {"none", "None", GTP_TPDU_AS_NONE}, |
1050 | | {"heuristic", "TPDU Heuristic", GTP_TPDU_AS_TPDU_HEUR}, |
1051 | | {"pdcp-lte", "PDCP-LTE", GTP_TPDU_AS_PDCP_LTE }, |
1052 | | {"pdcp-nr", "PDCP-NR", GTP_TPDU_AS_PDCP_NR }, |
1053 | | {"sync", "SYNC", GTP_TPDU_AS_SYNC}, |
1054 | | {"eth", "ETHERNET", GTP_TPDU_AS_ETHERNET}, |
1055 | | {"custom", "Custom", GTP_TPDU_AS_CUSTOM}, |
1056 | | {NULL, NULL, 0} |
1057 | | }; |
1058 | | |
1059 | | |
1060 | | static int gtp_tap; |
1061 | | static int gtpv1_tap; |
1062 | | |
1063 | | /* Definition of flags masks */ |
1064 | 28 | #define GTP_VER_MASK 0xE0 |
1065 | | |
1066 | | static const true_false_string gtp_hdr_length_vals = { |
1067 | | "6-Octet Header", |
1068 | | "20-Octet Header" |
1069 | | }; |
1070 | | |
1071 | | static const value_string ver_types[] = { |
1072 | | {0, "GTP release 97/98 version"}, |
1073 | | {1, "GTP release 99 version"}, |
1074 | | {2, "GTPv2-C"}, |
1075 | | {3, "None"}, |
1076 | | {4, "None"}, |
1077 | | {5, "None"}, |
1078 | | {6, "None"}, |
1079 | | {7, "None"}, |
1080 | | {0, NULL} |
1081 | | }; |
1082 | | |
1083 | | static const value_string pt_types[] = { |
1084 | | {0, "GTP'"}, |
1085 | | {1, "GTP"}, |
1086 | | {0, NULL} |
1087 | | }; |
1088 | | |
1089 | 14 | #define GTP_PT_MASK 0x10 |
1090 | 14 | #define GTP_SPARE1_MASK 0x0E |
1091 | 14 | #define GTP_SPARE2_MASK 0x08 |
1092 | 2.42k | #define GTP_E_MASK 0x04 |
1093 | 2.42k | #define GTP_S_MASK 0x02 |
1094 | 14 | #define GTP_SNN_MASK 0x01 |
1095 | 2.42k | #define GTP_PN_MASK 0x01 |
1096 | | |
1097 | | #define GTP_EXT_HDR_NO_MORE_EXT_HDRS 0x00 |
1098 | | #define GTP_EXT_HDR_MBMS_SUPPORT_IND 0x01 |
1099 | | #define GTP_EXT_HDR_MS_INFO_CHG_REP_SUPP_IND 0x02 |
1100 | | #define GTP_EXT_HDR_LONG_PDCP_PDU_NUMBER 0x03 /* TS 29.281 (GTPv1-U)*/ |
1101 | | #define GTP_EXT_HDR_SERVICE_CLASS_INDICATOR 0x20 /* TS 29.281 (GTPv1-U)*/ |
1102 | 0 | #define GTP_EXT_HDR_UDP_PORT 0x40 |
1103 | 4 | #define GTP_EXT_HDR_RAN_CONT 0x81 |
1104 | 2 | #define GTP_EXT_HDR_LONG_PDCP_PDU 0x82 |
1105 | 0 | #define GTP_EXT_HDR_XW_RAN_CONT 0x83 |
1106 | 6 | #define GTP_EXT_HDR_NR_RAN_CONT 0x84 |
1107 | 1 | #define GTP_EXT_HDR_PDU_SESSION_CONT 0x85 |
1108 | 2 | #define GTP_EXT_HDR_PDCP_SN 0xC0 |
1109 | 2 | #define GTP_EXT_HDR_SUSPEND_REQ 0xC1 |
1110 | 1 | #define GTP_EXT_HDR_SUSPEND_RESP 0xC2 |
1111 | | |
1112 | | static const value_string next_extension_header_fieldvals[] = { |
1113 | | {GTP_EXT_HDR_NO_MORE_EXT_HDRS, "No more extension headers"}, |
1114 | | {GTP_EXT_HDR_MBMS_SUPPORT_IND, "MBMS support indication"}, |
1115 | | {GTP_EXT_HDR_MS_INFO_CHG_REP_SUPP_IND, "MS Info Change Reporting support indication"}, |
1116 | | {GTP_EXT_HDR_LONG_PDCP_PDU_NUMBER, "Long PDCP PDU Number"}, |
1117 | | {GTP_EXT_HDR_SERVICE_CLASS_INDICATOR, "Service Class Indicator"}, |
1118 | | {GTP_EXT_HDR_UDP_PORT, "UDP Port number"}, |
1119 | | {GTP_EXT_HDR_RAN_CONT,"RAN container"}, |
1120 | | {GTP_EXT_HDR_LONG_PDCP_PDU,"Long PDCP PDU number"}, |
1121 | | {GTP_EXT_HDR_XW_RAN_CONT,"Xw RAN container"}, |
1122 | | {GTP_EXT_HDR_NR_RAN_CONT,"NR RAN container"}, |
1123 | | {GTP_EXT_HDR_PDU_SESSION_CONT,"PDU Session container"}, |
1124 | | {GTP_EXT_HDR_PDCP_SN, "PDCP PDU number"}, |
1125 | | {GTP_EXT_HDR_SUSPEND_REQ, "Suspend Request"}, |
1126 | | {GTP_EXT_HDR_SUSPEND_RESP, "Suspend Response"}, |
1127 | | {0, NULL} |
1128 | | }; |
1129 | | |
1130 | | /* Definition of 3G charging characteristics masks */ |
1131 | 14 | #define GTP_MASK_CHRG_CHAR_S 0xF000 |
1132 | 14 | #define GTP_MASK_CHRG_CHAR_N 0x0800 |
1133 | 14 | #define GTP_MASK_CHRG_CHAR_P 0x0400 |
1134 | 14 | #define GTP_MASK_CHRG_CHAR_F 0x0200 |
1135 | 14 | #define GTP_MASK_CHRG_CHAR_H 0x0100 |
1136 | 14 | #define GTP_MASK_CHRG_CHAR_R 0x00FF |
1137 | | |
1138 | | /* Definition of GSN Address masks */ |
1139 | 14 | #define GTP_EXT_GSN_ADDR_TYPE_MASK 0xC0 |
1140 | 14 | #define GTP_EXT_GSN_ADDR_LEN_MASK 0x3F |
1141 | | |
1142 | | /* Definition of QoS masks */ |
1143 | 766 | #define GTP_EXT_QOS_SPARE1_MASK 0xC0 |
1144 | 766 | #define GTP_EXT_QOS_DELAY_MASK 0x38 |
1145 | 766 | #define GTP_EXT_QOS_RELIABILITY_MASK 0x07 |
1146 | 766 | #define GTP_EXT_QOS_PEAK_MASK 0xF0 |
1147 | 766 | #define GTP_EXT_QOS_SPARE2_MASK 0x08 |
1148 | 766 | #define GTP_EXT_QOS_PRECEDENCE_MASK 0x07 |
1149 | 766 | #define GTP_EXT_QOS_SPARE3_MASK 0xE0 |
1150 | 766 | #define GTP_EXT_QOS_MEAN_MASK 0x1F |
1151 | 410 | #define GTP_EXT_QOS_TRAF_CLASS_MASK 0xE0 |
1152 | 410 | #define GTP_EXT_QOS_DEL_ORDER_MASK 0x18 |
1153 | 410 | #define GTP_EXT_QOS_DEL_ERR_SDU_MASK 0x07 |
1154 | 410 | #define GTP_EXT_QOS_RES_BER_MASK 0xF0 |
1155 | 410 | #define GTP_EXT_QOS_SDU_ERR_RATIO_MASK 0x0F |
1156 | 410 | #define GTP_EXT_QOS_TRANS_DELAY_MASK 0xFC |
1157 | 410 | #define GTP_EXT_QOS_TRAF_HANDL_PRIORITY_MASK 0x03 |
1158 | 388 | #define GTP_EXT_QOS_SPARE4_MASK 0xE0 |
1159 | 388 | #define GTP_EXT_QOS_SIG_IND_MASK 0x10 |
1160 | 388 | #define GTP_EXT_QOS_SRC_STAT_DESC_MASK 0x0F |
1161 | | |
1162 | | /* Definition of Radio Priority's masks */ |
1163 | 14 | #define GTPv1_EXT_RP_NSAPI_MASK 0xF0 |
1164 | 14 | #define GTPv1_EXT_RP_SPARE_MASK 0x08 |
1165 | 14 | #define GTPv1_EXT_RP_MASK 0x07 |
1166 | | |
1167 | 3 | #define NR_UP_DL_USER_DATA 0 |
1168 | 0 | #define NR_UP_DL_DATA_DELIVERY_STATUS 1 |
1169 | 1 | #define NR_UP_ASSISTANCE_INFORMATION_DATA 2 |
1170 | | |
1171 | | static const value_string nr_pdu_type_cnst[] = { |
1172 | | {NR_UP_DL_USER_DATA, "DL User Data"}, |
1173 | | {NR_UP_DL_DATA_DELIVERY_STATUS, "DL Data Delivery Status"}, |
1174 | | {NR_UP_ASSISTANCE_INFORMATION_DATA, "Assistance Information Data"}, |
1175 | | {0, NULL} |
1176 | | }; |
1177 | | |
1178 | | static const range_string nr_up_cause_vals[] = { |
1179 | | {0, 0, "Unknown"}, |
1180 | | {1, 1, "Radio Link Outage"}, |
1181 | | {2, 2, "Radio Link Resume"}, |
1182 | | {3, 3, "UL Radio Link Outage"}, |
1183 | | {4, 4, "DL Radio Link Outage"}, |
1184 | | {5, 5, "UL Radio Link Resume"}, |
1185 | | {6, 6, "DL Radio Link Resume"}, |
1186 | | {7, 228, "Reserved for future value extensions"}, |
1187 | | {228, 255, "Reserved for test purposes"}, |
1188 | | {0, 0, NULL} |
1189 | | }; |
1190 | | |
1191 | | |
1192 | | static const true_false_string tfs_final_frame_indication = { |
1193 | | "Frame is final", |
1194 | | "Frame is not final" |
1195 | | }; |
1196 | | |
1197 | | |
1198 | | static const value_string gtp_message_type[] = { |
1199 | | {GTP_MSG_UNKNOWN, "For future use"}, |
1200 | | {GTP_MSG_ECHO_REQ, "Echo request"}, |
1201 | | {GTP_MSG_ECHO_RESP, "Echo response"}, |
1202 | | {GTP_MSG_VER_NOT_SUPP, "Version not supported"}, |
1203 | | {GTP_MSG_NODE_ALIVE_REQ, "Node alive request"}, |
1204 | | {GTP_MSG_NODE_ALIVE_RESP, "Node alive response"}, |
1205 | | {GTP_MSG_REDIR_REQ, "Redirection request"}, |
1206 | | {GTP_MSG_REDIR_RESP, "Redirection response"}, |
1207 | | /* |
1208 | | * 8-15 For future use. Shall not be sent. If received, |
1209 | | * shall be treated as an Unknown message. |
1210 | | */ |
1211 | | #if 0 |
1212 | | { 8, "Unknown message(For future use)"}, |
1213 | | { 9, "Unknown message(For future use)"}, |
1214 | | { 10, "Unknown message(For future use)"}, |
1215 | | { 11, "Unknown message(For future use)"}, |
1216 | | { 12, "Unknown message(For future use)"}, |
1217 | | { 13, "Unknown message(For future use)"}, |
1218 | | { 14, "Unknown message(For future use)"}, |
1219 | | { 15, "Unknown message(For future use)"}, |
1220 | | #endif |
1221 | | {GTP_MSG_CREATE_PDP_REQ, "Create PDP context request"}, |
1222 | | {GTP_MSG_CREATE_PDP_RESP, "Create PDP context response"}, |
1223 | | {GTP_MSG_UPDATE_PDP_REQ, "Update PDP context request"}, |
1224 | | {GTP_MSG_UPDATE_PDP_RESP, "Update PDP context response"}, |
1225 | | {GTP_MSG_DELETE_PDP_REQ, "Delete PDP context request"}, |
1226 | | {GTP_MSG_DELETE_PDP_RESP, "Delete PDP context response"}, |
1227 | | {GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ, "Initiate PDP Context Activation Request"}, |
1228 | | {GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP, "Initiate PDP Context Activation Response"}, |
1229 | | /* |
1230 | | * 24-25 For future use. Shall not be sent. If received, |
1231 | | * shall be treated as an Unknown message. |
1232 | | */ |
1233 | | {GTP_MSG_DELETE_AA_PDP_REQ, "Delete AA PDP Context Request"}, |
1234 | | {GTP_MSG_DELETE_AA_PDP_RESP, "Delete AA PDP Context Response"}, |
1235 | | {GTP_MSG_ERR_IND, "Error indication"}, |
1236 | | {GTP_MSG_PDU_NOTIFY_REQ, "PDU notification request"}, |
1237 | | {GTP_MSG_PDU_NOTIFY_RESP, "PDU notification response"}, |
1238 | | {GTP_MSG_PDU_NOTIFY_REJ_REQ, "PDU notification reject request"}, |
1239 | | {GTP_MSG_PDU_NOTIFY_REJ_RESP, "PDU notification reject response"}, |
1240 | | {GTP_MSG_SUPP_EXT_HDR, "Supported extension header notification"}, |
1241 | | {GTP_MSG_SEND_ROUT_INFO_REQ, "Send routing information for GPRS request"}, |
1242 | | {GTP_MSG_SEND_ROUT_INFO_RESP, "Send routing information for GPRS response"}, |
1243 | | {GTP_MSG_FAIL_REP_REQ, "Failure report request"}, |
1244 | | {GTP_MSG_FAIL_REP_RESP, "Failure report response"}, |
1245 | | {GTP_MSG_MS_PRESENT_REQ, "Note MS GPRS present request"}, |
1246 | | {GTP_MSG_MS_PRESENT_RESP, "Note MS GPRS present response"}, |
1247 | | /* 38-47 For future use. Shall not be sent. If received, |
1248 | | * shall be treated as an Unknown message. |
1249 | | */ |
1250 | | #if 0 |
1251 | | { 38, "Unknown message(For future use)"}, |
1252 | | { 39, "Unknown message(For future use)"}, |
1253 | | { 40, "Unknown message(For future use)"}, |
1254 | | { 41, "Unknown message(For future use)"}, |
1255 | | { 42, "Unknown message(For future use)"}, |
1256 | | { 43, "Unknown message(For future use)"}, |
1257 | | { 44, "Unknown message(For future use)"}, |
1258 | | { 45, "Unknown message(For future use)"}, |
1259 | | { 46, "Unknown message(For future use)"}, |
1260 | | { 47, "Unknown message(For future use)"}, |
1261 | | #endif |
1262 | | {GTP_MSG_IDENT_REQ, "Identification request"}, |
1263 | | {GTP_MSG_IDENT_RESP, "Identification response"}, |
1264 | | {GTP_MSG_SGSN_CNTXT_REQ, "SGSN context request"}, |
1265 | | {GTP_MSG_SGSN_CNTXT_RESP, "SGSN context response"}, |
1266 | | {GTP_MSG_SGSN_CNTXT_ACK, "SGSN context acknowledgement"}, |
1267 | | {GTP_MSG_FORW_RELOC_REQ, "Forward relocation request"}, |
1268 | | {GTP_MSG_FORW_RELOC_RESP, "Forward relocation response"}, |
1269 | | {GTP_MSG_FORW_RELOC_COMP, "Forward relocation complete"}, |
1270 | | {GTP_MSG_RELOC_CANCEL_REQ, "Relocation cancel request"}, |
1271 | | {GTP_MSG_RELOC_CANCEL_RESP, "Relocation cancel response"}, |
1272 | | {GTP_MSG_FORW_SRNS_CNTXT, "Forward SRNS context"}, |
1273 | | {GTP_MSG_FORW_RELOC_ACK, "Forward relocation complete acknowledge"}, |
1274 | | {GTP_MSG_FORW_SRNS_CNTXT_ACK, "Forward SRNS context acknowledge"}, |
1275 | | {GTP_MSG_UE_REG_QUERY_REQ, "UE Registration Query Request"}, |
1276 | | {GTP_MSG_UE_REG_QUERY_RESP, "UE Registration Query Response"}, |
1277 | | /* 63-69 For future use. Shall not be sent. If received, |
1278 | | * shall be treated as an Unknown message. |
1279 | | */ |
1280 | | #if 0 |
1281 | | { 63, "Unknown message(For future use)"}, |
1282 | | { 64, "Unknown message(For future use)"}, |
1283 | | { 65, "Unknown message(For future use)"}, |
1284 | | { 66, "Unknown message(For future use)"}, |
1285 | | { 67, "Unknown message(For future use)"}, |
1286 | | { 68, "Unknown message(For future use)"}, |
1287 | | { 69, "Unknown message(For future use)"}, |
1288 | | #endif |
1289 | | {GTP_MSG_RAN_INFO_RELAY, "RAN Information Relay"}, |
1290 | | /* 71-95 For future use. Shall not be sent. If received, |
1291 | | * shall be treated as an Unknown message. |
1292 | | */ |
1293 | | #if 0 |
1294 | | { 71, "Unknown message(For future use)"}, |
1295 | | { 72, "Unknown message(For future use)"}, |
1296 | | { 73, "Unknown message(For future use)"}, |
1297 | | { 74, "Unknown message(For future use)"}, |
1298 | | { 75, "Unknown message(For future use)"}, |
1299 | | { 76, "Unknown message(For future use)"}, |
1300 | | { 77, "Unknown message(For future use)"}, |
1301 | | { 78, "Unknown message(For future use)"}, |
1302 | | { 79, "Unknown message(For future use)"}, |
1303 | | { 80, "Unknown message(For future use)"}, |
1304 | | { 81, "Unknown message(For future use)"}, |
1305 | | { 82, "Unknown message(For future use)"}, |
1306 | | { 83, "Unknown message(For future use)"}, |
1307 | | { 84, "Unknown message(For future use)"}, |
1308 | | { 85, "Unknown message(For future use)"}, |
1309 | | { 86, "Unknown message(For future use)"}, |
1310 | | { 87, "Unknown message(For future use)"}, |
1311 | | { 88, "Unknown message(For future use)"}, |
1312 | | { 89, "Unknown message(For future use)"}, |
1313 | | { 90, "Unknown message(For future use)"}, |
1314 | | { 91, "Unknown message(For future use)"}, |
1315 | | { 92, "Unknown message(For future use)"}, |
1316 | | { 93, "Unknown message(For future use)"}, |
1317 | | { 94, "Unknown message(For future use)"}, |
1318 | | { 95, "Unknown message(For future use)"}, |
1319 | | #endif |
1320 | | {GTP_MBMS_NOTIFY_REQ, "MBMS Notification Request"}, |
1321 | | {GTP_MBMS_NOTIFY_RES, "MBMS Notification Response"}, |
1322 | | {GTP_MBMS_NOTIFY_REJ_REQ, "MBMS Notification Reject Request"}, |
1323 | | {GTP_MBMS_NOTIFY_REJ_RES, "MBMS Notification Reject Response"}, |
1324 | | {GTP_CREATE_MBMS_CNTXT_REQ, "Create MBMS Context Request"}, |
1325 | | {GTP_CREATE_MBMS_CNTXT_RES, "Create MBMS Context Response"}, |
1326 | | {GTP_UPD_MBMS_CNTXT_REQ, "Update MBMS Context Request"}, |
1327 | | {GTP_UPD_MBMS_CNTXT_RES, "Update MBMS Context Response"}, |
1328 | | {GTP_DEL_MBMS_CNTXT_REQ, "Delete MBMS Context Request"}, |
1329 | | {GTP_DEL_MBMS_CNTXT_RES, "Delete MBMS Context Response"}, |
1330 | | /* 106 - 111 For future use. Shall not be sent. If received, |
1331 | | * shall be treated as an Unknown message. |
1332 | | */ |
1333 | | #if 0 |
1334 | | { 106, "Unknown message(For future use)"}, |
1335 | | { 107, "Unknown message(For future use)"}, |
1336 | | { 108, "Unknown message(For future use)"}, |
1337 | | { 109, "Unknown message(For future use)"}, |
1338 | | { 110, "Unknown message(For future use)"}, |
1339 | | { 111, "Unknown message(For future use)"}, |
1340 | | #endif |
1341 | | {GTP_MBMS_REG_REQ, "MBMS Registration Request"}, |
1342 | | {GTP_MBMS_REG_RES, "MBMS Registration Response"}, |
1343 | | {GTP_MBMS_DE_REG_REQ, "MBMS De-Registration Request"}, |
1344 | | {GTP_MBMS_DE_REG_RES, "MBMS De-Registration Response"}, |
1345 | | {GTP_MBMS_SES_START_REQ, "MBMS Session Start Request"}, |
1346 | | {GTP_MBMS_SES_START_RES, "MBMS Session Start Response"}, |
1347 | | {GTP_MBMS_SES_STOP_REQ, "MBMS Session Stop Request"}, |
1348 | | {GTP_MBMS_SES_STOP_RES, "MBMS Session Stop Response"}, |
1349 | | {GTP_MBMS_SES_UPD_REQ, "MBMS Session Update Request"}, |
1350 | | {GTP_MBMS_SES_UPD_RES, "MBMS Session Update Response"}, |
1351 | | /* 122-127 For future use. Shall not be sent. |
1352 | | * If received, shall be treated as an Unknown message. |
1353 | | */ |
1354 | | #if 0 |
1355 | | { 122, "Unknown message(For future use)"}, |
1356 | | { 123, "Unknown message(For future use)"}, |
1357 | | { 124, "Unknown message(For future use)"}, |
1358 | | { 125, "Unknown message(For future use)"}, |
1359 | | { 126, "Unknown message(For future use)"}, |
1360 | | { 127, "Unknown message(For future use)"}, |
1361 | | #endif |
1362 | | {GTP_MS_INFO_CNG_NOT_REQ, "MS Info Change Notification Request"}, |
1363 | | {GTP_MS_INFO_CNG_NOT_RES, "MS Info Change Notification Response"}, |
1364 | | /* 130-239 For future use. Shall not be sent. If received, |
1365 | | * shall be treated as an Unknown message. |
1366 | | */ |
1367 | | #if 0 |
1368 | | { 130, "Unknown message(For future use)"}, |
1369 | | { 131, "Unknown message(For future use)"}, |
1370 | | { 132, "Unknown message(For future use)"}, |
1371 | | { 133, "Unknown message(For future use)"}, |
1372 | | { 134, "Unknown message(For future use)"}, |
1373 | | { 135, "Unknown message(For future use)"}, |
1374 | | { 136, "Unknown message(For future use)"}, |
1375 | | { 137, "Unknown message(For future use)"}, |
1376 | | { 138, "Unknown message(For future use)"}, |
1377 | | { 139, "Unknown message(For future use)"}, |
1378 | | { 140, "Unknown message(For future use)"}, |
1379 | | { 141, "Unknown message(For future use)"}, |
1380 | | { 142, "Unknown message(For future use)"}, |
1381 | | { 143, "Unknown message(For future use)"}, |
1382 | | { 144, "Unknown message(For future use)"}, |
1383 | | { 145, "Unknown message(For future use)"}, |
1384 | | { 146, "Unknown message(For future use)"}, |
1385 | | { 147, "Unknown message(For future use)"}, |
1386 | | { 148, "Unknown message(For future use)"}, |
1387 | | { 149, "Unknown message(For future use)"}, |
1388 | | { 150, "Unknown message(For future use)"}, |
1389 | | { 151, "Unknown message(For future use)"}, |
1390 | | { 152, "Unknown message(For future use)"}, |
1391 | | { 153, "Unknown message(For future use)"}, |
1392 | | { 154, "Unknown message(For future use)"}, |
1393 | | { 155, "Unknown message(For future use)"}, |
1394 | | { 156, "Unknown message(For future use)"}, |
1395 | | { 157, "Unknown message(For future use)"}, |
1396 | | { 158, "Unknown message(For future use)"}, |
1397 | | { 159, "Unknown message(For future use)"}, |
1398 | | #endif |
1399 | | {GTP_MSG_DATA_TRANSF_REQ, "Data record transfer request"}, |
1400 | | {GTP_MSG_DATA_TRANSF_RESP, "Data record transfer response"}, |
1401 | | /* 242-253 For future use. Shall not be sent. If received, |
1402 | | * shall be treated as an Unknown message. |
1403 | | */ |
1404 | | #if 0 |
1405 | | { 242, "Unknown message(For future use)"}, |
1406 | | { 243, "Unknown message(For future use)"}, |
1407 | | { 244, "Unknown message(For future use)"}, |
1408 | | { 245, "Unknown message(For future use)"}, |
1409 | | { 246, "Unknown message(For future use)"}, |
1410 | | { 247, "Unknown message(For future use)"}, |
1411 | | { 248, "Unknown message(For future use)"}, |
1412 | | { 249, "Unknown message(For future use)"}, |
1413 | | { 250, "Unknown message(For future use)"}, |
1414 | | { 251, "Unknown message(For future use)"}, |
1415 | | { 252, "Unknown message(For future use)"}, |
1416 | | { 253, "Unknown message(For future use)"}, |
1417 | | #endif |
1418 | | {GTP_MSG_END_MARKER, "End Marker"}, |
1419 | | {GTP_MSG_TPDU, "T-PDU"}, |
1420 | | {0, NULL} |
1421 | | }; |
1422 | | static value_string_ext gtp_message_type_ext = VALUE_STRING_EXT_INIT(gtp_message_type); |
1423 | | |
1424 | | /* definitions of fields in extension header */ |
1425 | | #define GTP_EXT_CAUSE 0x01 |
1426 | | #define GTP_EXT_IMSI 0x02 |
1427 | 246 | #define GTP_EXT_RAI 0x03 |
1428 | | #define GTP_EXT_TLLI 0x04 |
1429 | | #define GTP_EXT_PTMSI 0x05 |
1430 | | #define GTP_EXT_QOS_GPRS 0x06 |
1431 | | #define GTP_EXT_REORDER 0x08 |
1432 | 60 | #define GTP_EXT_AUTH_TRI 0x09 |
1433 | | #define GTP_EXT_MAP_CAUSE 0x0B |
1434 | | #define GTP_EXT_PTMSI_SIG 0x0C |
1435 | | #define GTP_EXT_MS_VALID 0x0D |
1436 | | #define GTP_EXT_RECOVER 0x0E |
1437 | 206 | #define GTP_EXT_SEL_MODE 0x0F |
1438 | | |
1439 | | #define GTP_EXT_16 0x10 |
1440 | | #define GTP_EXT_FLOW_LABEL 0x10 |
1441 | | #define GTP_EXT_TEID 0x10 /* 0xFF10 3G */ |
1442 | | |
1443 | | #define GTP_EXT_17 0x11 |
1444 | | #define GTP_EXT_FLOW_SIG 0x11 |
1445 | | #define GTP_EXT_TEID_CP 0x11 /* 0xFF11 3G */ |
1446 | | |
1447 | | #define GTP_EXT_18 0x12 |
1448 | 194 | #define GTP_EXT_FLOW_II 0x12 |
1449 | 81 | #define GTP_EXT_TEID_II 0x12 /* 0xFF12 3G */ |
1450 | | |
1451 | | #define GTP_EXT_19 0x13 /* 19 TV Teardown Ind 7.7.16 */ |
1452 | | #define GTP_EXT_MS_REASON 0x13 /* same as 0x1D GTPv1_EXT_MS_REASON */ |
1453 | | #define GTP_EXT_TEAR_IND 0x13 /* 0xFF13 3G */ |
1454 | | |
1455 | 414 | #define GTP_EXT_NSAPI 0x14 /* 3G */ |
1456 | 253 | #define GTP_EXT_RANAP_CAUSE 0x15 /* 3G */ |
1457 | 126 | #define GTP_EXT_RAB_CNTXT 0x16 /* 3G */ |
1458 | | #define GTP_EXT_RP_SMS 0x17 /* 3G */ |
1459 | | #define GTP_EXT_RP 0x18 /* 3G */ |
1460 | 62 | #define GTP_EXT_PKT_FLOW_ID 0x19 /* 3G */ |
1461 | 306 | #define GTP_EXT_CHRG_CHAR 0x1A /* 3G */ |
1462 | | #define GTP_EXT_TRACE_REF 0x1B /* 3G */ |
1463 | | #define GTP_EXT_TRACE_TYPE 0x1C /* 3G */ |
1464 | | #define GTPv1_EXT_MS_REASON 0x1D /* 3G 29 TV MS Not Reachable Reason 7.7.25A */ |
1465 | | /* 117-126 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1466 | | #define GTP_EXT_TR_COMM 0x7E /* charging */ |
1467 | | #define GTP_EXT_CHRG_ID 0x7F /* 127 TV Charging ID 7.7.26 */ |
1468 | 40 | #define GTP_EXT_USER_ADDR 0x80 |
1469 | 52 | #define GTP_EXT_MM_CNTXT 0x81 |
1470 | 352 | #define GTP_EXT_PDP_CNTXT 0x82 |
1471 | 18 | #define GTP_EXT_APN 0x83 |
1472 | 429 | #define GTP_EXT_PROTO_CONF 0x84 |
1473 | | #define GTP_EXT_GSN_ADDR 0x85 |
1474 | 4 | #define GTP_EXT_MSISDN 0x86 |
1475 | | #define GTP_EXT_QOS_UMTS 0x87 /* 3G */ |
1476 | | #define GTP_EXT_AUTH_QUI 0x88 /* 3G */ |
1477 | | #define GTP_EXT_TFT 0x89 /* 3G */ |
1478 | 2 | #define GTP_EXT_TARGET_ID 0x8A /* 3G */ |
1479 | 6 | #define GTP_EXT_UTRAN_CONT 0x8B /* 3G */ |
1480 | | #define GTP_EXT_RAB_SETUP 0x8C /* 3G */ |
1481 | 24 | #define GTP_EXT_HDR_LIST 0x8D /* 3G */ |
1482 | 1 | #define GTP_EXT_TRIGGER_ID 0x8E /* 3G 142 7.7.41 */ |
1483 | 4 | #define GTP_EXT_OMC_ID 0x8F /* 3G 143 TLV OMC Identity 7.7.42 */ |
1484 | 6 | #define GTP_EXT_RAN_TR_CONT 0x90 /* 3G 144 TLV RAN Transparent Container 7.7.43 */ |
1485 | 8 | #define GTP_EXT_PDP_CONT_PRIO 0x91 /* 3G 145 TLV PDP Context Prioritization 7.7.45 */ |
1486 | 22 | #define GTP_EXT_ADD_RAB_SETUP_INF 0x92 /* 3G 146 TLV Additional RAB Setup Information 7.7.45A */ |
1487 | 4 | #define GTP_EXT_SGSN_NO 0x93 /* 3G 147 TLV SGSN Number 7.7.47 */ |
1488 | 2 | #define GTP_EXT_COMMON_FLGS 0x94 /* 3G 148 TLV Common Flags 7.7.48 */ |
1489 | 36 | #define GTP_EXT_APN_RES 0x95 /* 3G 149 */ |
1490 | 26 | #define GTP_EXT_RA_PRIO_LCS 0x96 /* 3G 150 TLV Radio Priority LCS 7.7.25B */ |
1491 | 10 | #define GTP_EXT_RAT_TYPE 0x97 /* 3G 151 TLV RAT Type 7.7.50 */ |
1492 | 6 | #define GTP_EXT_USR_LOC_INF 0x98 /* 3G 152 TLV User Location Information 7.7.51 */ |
1493 | 14 | #define GTP_EXT_MS_TIME_ZONE 0x99 /* 3G 153 TLV MS Time Zone 7.7.52 */ |
1494 | 6 | #define GTP_EXT_IMEISV 0x9A /* 3G 154 TLV IMEI(SV) 7.7.53 */ |
1495 | 62 | #define GTP_EXT_CAMEL_CHG_INF_CON 0x9B /* 3G 155 TLV CAMEL Charging Information Container 7.7.54 */ |
1496 | 20 | #define GTP_EXT_MBMS_UE_CTX 0x9C /* 3G 156 TLV MBMS UE Context 7.7.55 */ |
1497 | 8 | #define GTP_EXT_TMGI 0x9D /* 3G 157 TLV Temporary Mobile Group Identity (TMGI) 7.7.56 */ |
1498 | 34 | #define GTP_EXT_RIM_RA 0x9E /* 3G 158 TLV RIM Routing Address 7.7.57 */ |
1499 | 8 | #define GTP_EXT_MBMS_PROT_CONF_OPT 0x9F /* 3G 159 TLV MBMS Protocol Configuration Options 7.7.58 */ |
1500 | 28 | #define GTP_EXT_MBMS_SA 0xA0 /* 3G 160 TLV MBMS Service Area 7.7.60 */ |
1501 | 4.19k | #define GTP_EXT_SRC_RNC_PDP_CTX_INF 0xA1 /* 3G 161 TLV Source RNC PDCP context info 7.7.61 */ |
1502 | 2 | #define GTP_EXT_ADD_TRS_INF 0xA2 /* 3G 162 TLV Additional Trace Info 7.7.62 */ |
1503 | 16 | #define GTP_EXT_HOP_COUNT 0xA3 /* 3G 163 TLV Hop Counter 7.7.63 */ |
1504 | 6 | #define GTP_EXT_SEL_PLMN_ID 0xA4 /* 3G 164 TLV Selected PLMN ID 7.7.64 */ |
1505 | 24 | #define GTP_EXT_MBMS_SES_ID 0xA5 /* 3G 165 TLV MBMS Session Identifier 7.7.65 */ |
1506 | 6 | #define GTP_EXT_MBMS_2G_3G_IND 0xA6 /* 3G 166 TLV MBMS 2G/3G Indicator 7.7.66 */ |
1507 | 4 | #define GTP_EXT_ENH_NSAPI 0xA7 /* 3G 167 TLV Enhanced NSAPI 7.7.67 */ |
1508 | 18 | #define GTP_EXT_MBMS_SES_DUR 0xA8 /* 3G 168 TLV MBMS Session Duration 7.7.59 */ |
1509 | 98 | #define GTP_EXT_ADD_MBMS_TRS_INF 0xA9 /* 3G 169 TLV Additional MBMS Trace Info 7.7.68 */ |
1510 | 12 | #define GTP_EXT_MBMS_SES_ID_REP_NO 0xAA /* 3G 170 TLV MBMS Session Identity Repetition Number 7.7.69 */ |
1511 | 8 | #define GTP_EXT_MBMS_TIME_TO_DATA_TR 0xAB /* 3G 171 TLV MBMS Time To Data Transfer 7.7.70 */ |
1512 | 2 | #define GTP_EXT_PS_HO_REQ_CTX 0xAC /* 3G 172 TLV PS Handover Request Context 7.7.71 */ |
1513 | 6 | #define GTP_EXT_BSS_CONT 0xAD /* 3G 173 TLV BSS Container 7.7.72 */ |
1514 | 12 | #define GTP_EXT_CELL_ID 0xAE /* 3G 174 TLV Cell Identification 7.7.73 */ |
1515 | 8 | #define GTP_EXT_PDU_NO 0xAF /* 3G 175 TLV PDU Numbers 7.7.74 */ |
1516 | 6 | #define GTP_EXT_BSSGP_CAUSE 0xB0 /* 3G 176 TLV BSSGP Cause 7.7.75 */ |
1517 | 6 | #define GTP_EXT_REQ_MBMS_BEARER_CAP 0xB1 /* 3G 177 TLV Required MBMS bearer capabilities 7.7.76 */ |
1518 | 6 | #define GTP_EXT_RIM_ROUTING_ADDR_DISC 0xB2 /* 3G 178 TLV RIM Routing Address Discriminator 7.7.77 */ |
1519 | 6 | #define GTP_EXT_LIST_OF_SETUP_PFCS 0xB3 /* 3G 179 TLV List of set-up PFCs 7.7.78 */ |
1520 | 100 | #define GTP_EXT_PS_HANDOVER_XIP_PAR 0xB4 /* 3G 180 TLV PS Handover XID Parameters 7.7.79 */ |
1521 | 8 | #define GTP_EXT_MS_INF_CHG_REP_ACT 0xB5 /* 3G 181 TLV MS Info Change Reporting Action 7.7.80 */ |
1522 | 8 | #define GTP_EXT_DIRECT_TUNNEL_FLGS 0xB6 /* 3G 182 TLV Direct Tunnel Flags 7.7.81 */ |
1523 | 10 | #define GTP_EXT_CORRELATION_ID 0xB7 /* 3G 183 TLV Correlation-ID 7.7.82 */ |
1524 | 2 | #define GTP_EXT_BEARER_CONTROL_MODE 0xB8 /* 3G 184 TLV Bearer Control Mode 7.7.83 */ |
1525 | 2 | #define GTP_EXT_MBMS_FLOW_ID 0xB9 /* 3G 185 TLV MBMS Flow Identifier 7.7.84 */ |
1526 | 4 | #define GTP_EXT_MBMS_IP_MCAST_DIST 0xBA /* 3G 186 TLV MBMS IP Multicast Distribution 7.7.85 */ |
1527 | 6 | #define GTP_EXT_MBMS_DIST_ACK 0xBB /* 3G 187 TLV MBMS Distribution Acknowledgement 7.7.86 */ |
1528 | 8 | #define GTP_EXT_RELIABLE_IRAT_HO_INF 0xBC /* 3G 188 TLV Reliable INTER RAT HANDOVER INFO 7.7.87 */ |
1529 | 6 | #define GTP_EXT_RFSP_INDEX 0xBD /* 3G 189 TLV RFSP Index 7.7.88 */ |
1530 | 4 | #define GTP_EXT_FQDN 0xBE /* 3G 190 TLV Fully Qualified Domain Name (FQDN) 7.7.90 */ |
1531 | 6 | #define GTP_EXT_EVO_ALLO_RETE_P1 0xBF /* 3G 191 TLV Evolved Allocation/Retention Priority I 7.7.91 */ |
1532 | 4 | #define GTP_EXT_EVO_ALLO_RETE_P2 0xC0 /* 3G 192 TLV Evolved Allocation/Retention Priority II 7.7.92 */ |
1533 | 6 | #define GTP_EXT_EXTENDED_COMMON_FLGS 0xC1 /* 3G 193 TLV Extended Common Flags 7.7.93 */ |
1534 | 4 | #define GTP_EXT_UCI 0xC2 /* 3G 194 TLV User CSG Information (UCI) 7.7.94 */ |
1535 | 10 | #define GTP_EXT_CSG_INF_REP_ACT 0xC3 /* 3G 195 TLV CSG Information Reporting Action 7.7.95 */ |
1536 | 4 | #define GTP_EXT_CSG_ID 0xC4 /* 3G 196 TLV CSG ID 7.7.96 */ |
1537 | 4 | #define GTP_EXT_CMI 0xC5 /* 3G 197 TLV CSG Membership Indication (CMI) 7.7.97 */ |
1538 | 4 | #define GTP_EXT_AMBR 0xC6 /* 3G 198 TLV Aggregate Maximum Bit Rate (AMBR) 7.7.98 */ |
1539 | 10 | #define GTP_EXT_UE_NETWORK_CAP 0xC7 /* 3G 199 TLV UE Network Capability 7.7.99 */ |
1540 | 4 | #define GTP_EXT_UE_AMBR 0xC8 /* 3G 200 TLV UE-AMBR 7.7.100 */ |
1541 | 6 | #define GTP_EXT_APN_AMBR_WITH_NSAPI 0xC9 /* 3G 201 TLV APN-AMBR with NSAPI 7.7.101 */ |
1542 | 6 | #define GTP_EXT_GGSN_BACK_OFF_TIME 0xCA /* 3G 202 TLV GGSN Back-Off Time 7.7.102 */ |
1543 | 22 | #define GTP_EXT_SIG_PRI_IND 0xCB /* 3G 203 TLV Signalling Priority Indication 7.7.103 */ |
1544 | 8 | #define GTP_EXT_SIG_PRI_IND_W_NSAPI 0xCC /* 3G 204 TLV Signalling Priority Indication with NSAPI 7.7.104 */ |
1545 | 4 | #define GTP_EXT_HIGHER_BR_16MB_FLG 0xCD /* 3G 205 TLV Higher bitrates than 16 Mbps flag 7.7.105 */ |
1546 | 14 | #define GTP_EXT_MAX_MBR_APN_AMBR 0xCE /* 3G 206 TLV Max MBR/APN-AMBR 7.7.106 */ |
1547 | 66 | #define GTP_EXT_ADD_MM_CTX_SRVCC 0xCF /* 3G 207 TLV Additional MM context for SRVCC 7.7.107 */ |
1548 | 0 | #define GTP_EXT_ADD_FLGS_SRVCC 0xD0 /* 3G 208 TLV Additional flags for SRVCC 7.7.108 */ |
1549 | 4 | #define GTP_EXT_STN_SR 0xD1 /* 3G 209 TLV STN-SR 7.7.109 */ |
1550 | 14 | #define GTP_EXT_C_MSISDN 0xD2 /* 3G 210 TLV C-MSISDN 7.7.110 */ |
1551 | 22 | #define GTP_EXT_EXT_RANAP_CAUSE 0xD3 /* 3G 211 TLV Extended RANAP Cause 7.7.111 */ |
1552 | 6 | #define GTP_EXT_ENODEB_ID 0xD4 /* 3G 212 TLV eNodeB ID 7.7.112 */ |
1553 | 8 | #define GTP_EXT_SEL_MODE_W_NSAPI 0xD5 /* 3G 213 TLV Selection Mode with NSAPI 7.7.113 */ |
1554 | 12 | #define GTP_EXT_ULI_TIMESTAMP 0xD6 /* 3G 214 TLV ULI Timestamp 7.7.114 */ |
1555 | 2 | #define GTP_EXT_LHN_ID_W_SAPI 0xD7 /* 3G 215 TLV Local Home Network ID (LHN-ID) with NSAPI 7.7.115 */ |
1556 | 14 | #define GTP_EXT_CN_OP_SEL_ENTITY 0xD8 /* 3G 216 TLV CN Operator Selection Entity 7.7.116 */ |
1557 | 6 | #define GTP_EXT_UE_USAGE_TYPE 0xD9 /* 3G 217 TLV UE Usage Type 7.7.117 */ |
1558 | 8 | #define GTP_EXT_EXT_COMMON_FLGS_II 0xDA /* 3G 218 TLV Extended Common Flags II 7.7.118 */ |
1559 | 2 | #define GTP_EXT_NODE_IDENTIFIER 0xDB /* 3G 219 TLV Node Identifier 7.7.119 */ |
1560 | 38 | #define GTP_EXT_CIOT_OPT_SUP_IND 0xDC /* 3G 220 TLV CIoT Optimizations Support Indication 7.7.120 */ |
1561 | 12 | #define GTP_EXT_SCEF_PDN_CONNECTION 0xDD /* 3G 221 TLV SCEF PDN Connection 7.7.121 */ |
1562 | 8 | #define GTP_EXT_IOV_UPDATES_COUNTER 0xDE /* 3G 222 TLV IOV_updates counter 7.7.122 */ |
1563 | 6 | #define GTP_EXT_MAPPED_UE_USAGE_TYPE 0xDF /* 3G 223 TLV Mapped UE Usage Type 7.7.123 */ |
1564 | 6 | #define GTP_EXT_UP_FUN_SEL_IND_FLAGS 0xE0 /* 3G 224 TLV UP Function Selection Indication Flags 7.7.124 */ |
1565 | | |
1566 | | |
1567 | | /* 225-238 TLV Spare. For future use. */ |
1568 | | |
1569 | | /* 239-250 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33])*/ |
1570 | | |
1571 | | #define GTP_EXT_C1 0xC1 |
1572 | | #define GTP_EXT_C2 0xC2 |
1573 | | #define GTP_EXT_REL_PACK 0xF9 /* charging */ |
1574 | | #define GTP_EXT_CAN_PACK 0xFA /* charging */ |
1575 | 18 | #define GTP_EXT_CHRG_ADDR 0xFB /* 3G 251 TLV Charging Gateway Address 7.7.44 */ |
1576 | | /* 252-254 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33])*/ |
1577 | 25 | #define GTP_EXT_DATA_REQ 0xFC /* charging */ |
1578 | | #define GTP_EXT_DATA_RESP 0xFD /* charging */ |
1579 | | #define GTP_EXT_NODE_ADDR 0xFE /* charging */ |
1580 | 54 | #define GTP_EXT_PRIV_EXT 0xFF |
1581 | | |
1582 | | static const value_string gtp_val[] = { |
1583 | | {GTP_EXT_CAUSE, "Cause of operation"}, |
1584 | | {GTP_EXT_IMSI, "IMSI"}, |
1585 | | {GTP_EXT_RAI, "Routing Area Identity"}, |
1586 | | {GTP_EXT_TLLI, "Temporary Logical Link Identity"}, |
1587 | | {GTP_EXT_PTMSI, "Packet TMSI"}, |
1588 | | /* 6 */ {GTP_EXT_QOS_GPRS, "Quality of Service"}, |
1589 | | /* 6-7 Spare */ |
1590 | | /* 8 */ {GTP_EXT_REORDER, "Reorder required"}, |
1591 | | /* 9 */ {GTP_EXT_AUTH_TRI, "Authentication triplets"}, |
1592 | | /* 10 Spare */ |
1593 | | /* 11 */ {GTP_EXT_MAP_CAUSE, "MAP cause"}, |
1594 | | /* 12 */ {GTP_EXT_PTMSI_SIG, "P-TMSI signature"}, |
1595 | | /* 13 */ {GTP_EXT_MS_VALID, "MS validated"}, |
1596 | | /* 14 */ {GTP_EXT_RECOVER, "Recovery"}, |
1597 | | /* 15 */ {GTP_EXT_SEL_MODE, "Selection mode"}, |
1598 | | |
1599 | | /* 16 */ {GTP_EXT_16, "Flow label data I"}, |
1600 | | /* 16 */ /* ??? {GTP_EXT_FLOW_LABEL, "Flow label data I"}, */ |
1601 | | /* 16 */ /* ??? {GTP_EXT_TEID, "Tunnel Endpoint Identifier Data I"}, */ /* 3G */ |
1602 | | |
1603 | | {GTP_EXT_17, "Flow label signalling"}, |
1604 | | /* ??? {GTP_EXT_FLOW_SIG, "Flow label signalling"}, */ |
1605 | | /* ??? {GTP_EXT_TEID_CP, "Tunnel Endpoint Identifier Data Control Plane"}, */ /* 3G */ |
1606 | | |
1607 | | {GTP_EXT_18, "Flow label data II"}, |
1608 | | /* ??? {GTP_EXT_FLOW_II, "Flow label data II"}, */ |
1609 | | /* ??? {GTP_EXT_TEID_II, "Tunnel Endpoint Identifier Data II"}, */ /* 3G */ |
1610 | | |
1611 | | {GTP_EXT_19, "MS not reachable reason"}, |
1612 | | /* ??? {GTP_EXT_MS_REASON, "MS not reachable reason"}, */ |
1613 | | /* ??? {GTP_EXT_TEAR_IND, "Teardown ID"}, */ /* 3G */ |
1614 | | |
1615 | | {GTP_EXT_NSAPI, "NSAPI"}, /* 3G */ |
1616 | | {GTP_EXT_RANAP_CAUSE, "RANAP cause"}, /* 3G */ |
1617 | | {GTP_EXT_RAB_CNTXT, "RAB context"}, /* 3G */ |
1618 | | {GTP_EXT_RP_SMS, "Radio Priority for MO SMS"}, /* 3G */ |
1619 | | {GTP_EXT_RP, "Radio Priority"}, /* 3G */ |
1620 | | {GTP_EXT_PKT_FLOW_ID, "Packet Flow ID"}, /* 3G */ |
1621 | | {GTP_EXT_CHRG_CHAR, "Charging characteristics"}, /* 3G */ |
1622 | | {GTP_EXT_TRACE_REF, "Trace references"}, /* 3G */ |
1623 | | {GTP_EXT_TRACE_TYPE, "Trace type"}, /* 3G */ |
1624 | | /* 29 */ {GTPv1_EXT_MS_REASON, "MS not reachable reason"}, /* 3G */ |
1625 | | /* 117-126 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1626 | | /* 126 */ {GTP_EXT_TR_COMM, "Packet transfer command"}, /* charging */ |
1627 | | /* 127 */ {GTP_EXT_CHRG_ID, "Charging ID"}, |
1628 | | {GTP_EXT_USER_ADDR, "End user address"}, |
1629 | | {GTP_EXT_MM_CNTXT, "MM context"}, |
1630 | | {GTP_EXT_PDP_CNTXT, "PDP context"}, |
1631 | | {GTP_EXT_APN, "Access Point Name"}, |
1632 | | {GTP_EXT_PROTO_CONF, "Protocol configuration options"}, |
1633 | | {GTP_EXT_GSN_ADDR, "GSN address"}, |
1634 | | {GTP_EXT_MSISDN, "MS international PSTN/ISDN number"}, |
1635 | | {GTP_EXT_QOS_UMTS, "Quality of service (UMTS)"}, /* 3G */ |
1636 | | {GTP_EXT_AUTH_QUI, "Authentication quintuplets"}, /* 3G */ |
1637 | | {GTP_EXT_TFT, "Traffic Flow Template (TFT)"}, /* 3G */ |
1638 | | {GTP_EXT_TARGET_ID, "Target (RNC) identification"}, /* 3G */ |
1639 | | {GTP_EXT_UTRAN_CONT, "UTRAN transparent field"}, /* 3G */ |
1640 | | {GTP_EXT_RAB_SETUP, "RAB setup information"}, /* 3G */ |
1641 | | {GTP_EXT_HDR_LIST, "Extension Header Types List"}, /* 3G */ |
1642 | | {GTP_EXT_TRIGGER_ID, "Trigger Id"}, /* 3G */ |
1643 | | {GTP_EXT_OMC_ID, "OMC Identity"}, /* 3G */ |
1644 | | |
1645 | | {GTP_EXT_RAN_TR_CONT, "RAN Transparent Container"}, /* 7.7.43 */ |
1646 | | {GTP_EXT_PDP_CONT_PRIO, "PDP Context Prioritization"}, /* 7.7.45 */ |
1647 | | {GTP_EXT_ADD_RAB_SETUP_INF, "Additional RAB Setup Information"}, /* 7.7.45A */ |
1648 | | {GTP_EXT_SGSN_NO, "SGSN Number"}, /* 7.7.47 */ |
1649 | | {GTP_EXT_COMMON_FLGS, "Common Flags"}, /* 7.7.48 */ |
1650 | | {GTP_EXT_APN_RES, "APN Restriction"}, /* 3G */ |
1651 | | {GTP_EXT_RA_PRIO_LCS, "Radio Priority LCS"}, /* 7.7.25B */ |
1652 | | {GTP_EXT_RAT_TYPE, "RAT Type"}, /* 3G */ |
1653 | | {GTP_EXT_USR_LOC_INF, "User Location Information"}, /* 7.7.51 */ |
1654 | | {GTP_EXT_MS_TIME_ZONE, "MS Time Zone"}, /* 7.7.52 */ |
1655 | | |
1656 | | {GTP_EXT_IMEISV, "IMEI(SV)"}, /* 3G */ |
1657 | | {GTP_EXT_CAMEL_CHG_INF_CON, "CAMEL Charging Information Container"}, /* 7.7.54 */ |
1658 | | {GTP_EXT_MBMS_UE_CTX, "MBMS UE Context"}, /* 7.7.55 */ |
1659 | | {GTP_EXT_TMGI, "Temporary Mobile Group Identity (TMGI)"}, /* 7.7.56 */ |
1660 | | {GTP_EXT_RIM_RA, "RIM Routing Address"}, /* 7.7.57 */ |
1661 | | {GTP_EXT_MBMS_PROT_CONF_OPT, "MBMS Protocol Configuration Options"}, /* 7.7.58 */ |
1662 | | {GTP_EXT_MBMS_SA, "MBMS Service Area"}, /* 7.7.60 */ |
1663 | | {GTP_EXT_SRC_RNC_PDP_CTX_INF, "Source RNC PDCP context info"}, /* 7.7.61 */ |
1664 | | {GTP_EXT_ADD_TRS_INF, "Additional Trace Info"}, /* 7.7.62 */ |
1665 | | {GTP_EXT_HOP_COUNT, "Hop Counter"}, /* 7.7.63 */ |
1666 | | {GTP_EXT_SEL_PLMN_ID, "Selected PLMN ID"}, /* 7.7.64 */ |
1667 | | {GTP_EXT_MBMS_SES_ID, "MBMS Session Identifier"}, /* 7.7.65 */ |
1668 | | {GTP_EXT_MBMS_2G_3G_IND, "MBMS 2G/3G Indicator"}, /* 7.7.66 */ |
1669 | | {GTP_EXT_ENH_NSAPI, "Enhanced NSAPI"}, /* 7.7.67 */ |
1670 | | {GTP_EXT_MBMS_SES_DUR, "MBMS Session Duration"}, /* 7.7.59 */ |
1671 | | {GTP_EXT_ADD_MBMS_TRS_INF, "Additional MBMS Trace Info"}, /* 7.7.68 */ |
1672 | | {GTP_EXT_MBMS_SES_ID_REP_NO, "MBMS Session Identity Repetition Number"}, /* 7.7.69 */ |
1673 | | {GTP_EXT_MBMS_TIME_TO_DATA_TR, "MBMS Time To Data Transfer"}, /* 7.7.70 */ |
1674 | | {GTP_EXT_PS_HO_REQ_CTX, "PS Handover Request Context"}, /* 7.7.71 */ |
1675 | | {GTP_EXT_BSS_CONT, "BSS Container"}, /* 7.7.72 */ |
1676 | | {GTP_EXT_CELL_ID, "Cell Identification"}, /* 7.7.73 */ |
1677 | | {GTP_EXT_PDU_NO, "PDU Numbers"}, /* 7.7.74 */ |
1678 | | {GTP_EXT_BSSGP_CAUSE, "BSSGP Cause"}, /* 7.7.75 */ |
1679 | | {GTP_EXT_REQ_MBMS_BEARER_CAP, "Required MBMS bearer capabilities"}, /* 7.7.76 */ |
1680 | | {GTP_EXT_RIM_ROUTING_ADDR_DISC, "RIM Routing Address Discriminator"}, /* 7.7.77 */ |
1681 | | {GTP_EXT_LIST_OF_SETUP_PFCS, "List of set-up PFCs"}, /* 7.7.78 */ |
1682 | | /* 180 */ {GTP_EXT_PS_HANDOVER_XIP_PAR, " PS Handover XID Parameters"}, /* 7.7.79 */ |
1683 | | /* 181 */ {GTP_EXT_MS_INF_CHG_REP_ACT, "MS Info Change Reporting Action"}, /* 7.7.80 */ |
1684 | | /* 182 */ {GTP_EXT_DIRECT_TUNNEL_FLGS, "Direct Tunnel Flags"}, /* 7.7.81 */ |
1685 | | /* 183 */ {GTP_EXT_CORRELATION_ID, "Correlation-ID"}, /* 7.7.82 */ |
1686 | | /* 184 */ {GTP_EXT_BEARER_CONTROL_MODE, "Bearer Control Mode"}, /* 7.7.83 */ |
1687 | | /* 185 */ {GTP_EXT_MBMS_FLOW_ID, "MBMS Flow Identifier"}, /* 7.7.84 */ |
1688 | | /* 186 */ {GTP_EXT_MBMS_IP_MCAST_DIST, "MBMS IP Multicast Distribution"}, /* 7.7.85 */ |
1689 | | /* 187 */ {GTP_EXT_MBMS_DIST_ACK, "MBMS Distribution Acknowledgement"}, /* 7.7.86 */ |
1690 | | /* 188 */ {GTP_EXT_RELIABLE_IRAT_HO_INF, "Reliable INTER RAT HANDOVER INFO"}, /* 7.7.87 */ |
1691 | | /* 189 */ {GTP_EXT_RFSP_INDEX, "RFSP Index"}, /* 7.7.88 */ |
1692 | | /* 190 */ {GTP_EXT_FQDN, "Fully Qualified Domain Name (FQDN)"}, /* 7.7.90 */ |
1693 | | /* 191 */ {GTP_EXT_EVO_ALLO_RETE_P1, "Evolved Allocation/Retention Priority I"}, /* 7.7.91 */ |
1694 | | /* 192 */ {GTP_EXT_EVO_ALLO_RETE_P2, "Evolved Allocation/Retention Priority II"}, /* 7.7.92 */ |
1695 | | /* 193 */ {GTP_EXT_EXTENDED_COMMON_FLGS, "Extended Common Flags"}, /* 7.7.93 */ |
1696 | | /* 194 */ {GTP_EXT_UCI, "User CSG Information (UCI)"}, /* 7.7.94 */ |
1697 | | /* 195 */ {GTP_EXT_CSG_INF_REP_ACT, "CSG Information Reporting Action"}, /* 7.7.95 */ |
1698 | | /* 196 */ {GTP_EXT_CSG_ID, "CSG ID"}, /* 7.7.96 */ |
1699 | | /* 197 */ {GTP_EXT_CMI, "CSG Membership Indication (CMI)"}, /* 7.7.97 */ |
1700 | | /* 198 */ {GTP_EXT_AMBR, "Aggregate Maximum Bit Rate (AMBR)"}, /* 7.7.98 */ |
1701 | | /* 199 */ {GTP_EXT_UE_NETWORK_CAP, "UE Network Capability"}, /* 7.7.99 */ |
1702 | | /* 200 */ {GTP_EXT_UE_AMBR, "UE-AMBR"}, /* 7.7.100 */ |
1703 | | /* 201 */ {GTP_EXT_APN_AMBR_WITH_NSAPI, "APN-AMBR with NSAPI"}, /* 7.7.101 */ |
1704 | | /* 202 */ {GTP_EXT_GGSN_BACK_OFF_TIME, "GGSN Back-Off Time"}, /* 7.7.102 */ |
1705 | | /* 203 */ {GTP_EXT_SIG_PRI_IND, "Signalling Priority Indication"}, /* 7.7.103 */ |
1706 | | /* 204 */ {GTP_EXT_SIG_PRI_IND_W_NSAPI, "Signalling Priority Indication with NSAPI"}, /* 7.7.104 */ |
1707 | | /* 205 */ {GTP_EXT_HIGHER_BR_16MB_FLG, "Higher bitrates than 16 Mbps flag"}, /* 7.7.105 */ |
1708 | | /* 206 */ {GTP_EXT_MAX_MBR_APN_AMBR, "Max MBR/APN-AMBR"}, /* 7.7.106 */ |
1709 | | /* 207 */ {GTP_EXT_ADD_MM_CTX_SRVCC, "Additional MM context for SRVCC"}, /* 7.7.107 */ |
1710 | | /* 208 */ {GTP_EXT_ADD_FLGS_SRVCC, "Additional flags for SRVCC"}, /* 7.7.108 */ |
1711 | | /* 209 */ {GTP_EXT_STN_SR, "STN-SR"}, /* 7.7.109 */ |
1712 | | /* 210 */ {GTP_EXT_C_MSISDN, "C-MSISDN"}, /* 7.7.110 */ |
1713 | | /* 211 */ {GTP_EXT_EXT_RANAP_CAUSE, "Extended RANAP Cause"}, /* 7.7.111 */ |
1714 | | /* 212 */ {GTP_EXT_ENODEB_ID, "eNodeB ID" }, /* 7.7.112 */ |
1715 | | /* 213 */ {GTP_EXT_SEL_MODE_W_NSAPI, "Selection Mode with NSAPI" }, /* 7.7.113 */ |
1716 | | /* 214 */ {GTP_EXT_ULI_TIMESTAMP, "ULI Timestamp" }, /* 7.7.114 */ |
1717 | | /* 215 */ {GTP_EXT_LHN_ID_W_SAPI, "Local Home Network ID (LHN-ID) with NSAPI" }, /* 7.7.115 */ |
1718 | | /* 216 */ {GTP_EXT_CN_OP_SEL_ENTITY, "Operator Selection Entity" }, /* 7.7.116 */ |
1719 | | /* 217 */ {GTP_EXT_UE_USAGE_TYPE, "UE Usage Type" }, /* 7.7.117 */ |
1720 | | /* 218 */ {GTP_EXT_EXT_COMMON_FLGS_II, "Extended Common Flags II"}, /* 7.7.118 */ |
1721 | | /* 219 */ {GTP_EXT_NODE_IDENTIFIER, "Node Identifier" }, /* 7.7.119 */ |
1722 | | /* 220 */ {GTP_EXT_CIOT_OPT_SUP_IND, "CIoT Optimizations Support Indication" }, /* 7.7.120 */ |
1723 | | /* 221 */ {GTP_EXT_SCEF_PDN_CONNECTION, "SCEF PDN Connection" }, /* 7.7.121 */ |
1724 | | /* 222 */ {GTP_EXT_IOV_UPDATES_COUNTER, "IOV_updates counter" }, /* 7.7.122 */ |
1725 | | /* 223 */ {GTP_EXT_MAPPED_UE_USAGE_TYPE, "Mapped UE Usage Type" }, /* 7.7.123 */ |
1726 | | /* 224 */ {GTP_EXT_UP_FUN_SEL_IND_FLAGS, "UP Function Selection Indication Flags" }, /* 7.7.124 */ |
1727 | | |
1728 | | |
1729 | | /* 225-238 TLV Spare. For future use. */ |
1730 | | /* 239-250 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1731 | | /* 249 */ {GTP_EXT_REL_PACK, "Sequence numbers of released packets IE"}, /* charging */ |
1732 | | /* 250 */ {GTP_EXT_CAN_PACK, "Sequence numbers of canceled packets IE"}, /* charging */ |
1733 | | /* 251 */ {GTP_EXT_CHRG_ADDR, "Charging Gateway address"}, /* 7.7.44 */ |
1734 | | /* 252-254 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1735 | | /* 252 */ {GTP_EXT_DATA_REQ, "Data record packet"}, /* charging */ |
1736 | | /* 253 */ {GTP_EXT_DATA_RESP, "Requests responded"}, /* charging */ |
1737 | | /* 254 */ {GTP_EXT_NODE_ADDR, "Address of recommended node"}, /* charging */ |
1738 | | /* 255 */ {GTP_EXT_PRIV_EXT, "Private Extension"}, |
1739 | | {0, NULL} |
1740 | | }; |
1741 | | static value_string_ext gtp_val_ext = VALUE_STRING_EXT_INIT(gtp_val); |
1742 | | |
1743 | | /* It seems like some IE's are renamed in gtpv1 at least reading |
1744 | | * 3GPP TS 29.060 version 6.11.0 Release 6 |
1745 | | */ |
1746 | | static const value_string gtpv1_val[] = { |
1747 | | /* 1 */ {GTP_EXT_CAUSE, "Cause of operation"}, |
1748 | | /* 2 */ {GTP_EXT_IMSI, "IMSI"}, |
1749 | | /* 3 */ {GTP_EXT_RAI, "Routing Area Identity"}, |
1750 | | /* 4 */ {GTP_EXT_TLLI, "Temporary Logical Link Identity"}, |
1751 | | /* 5 */ {GTP_EXT_PTMSI, "Packet TMSI"}, |
1752 | | /* 6 */ {GTP_EXT_QOS_GPRS, "Quality of Service"}, |
1753 | | /* 6-7 Spare */ |
1754 | | /* 7 */ {7, "Spare"}, |
1755 | | /* 8 */ {GTP_EXT_REORDER, "Reorder required"}, |
1756 | | /* 9 */ {GTP_EXT_AUTH_TRI, "Authentication triplets"}, |
1757 | | /* 10 Spare */ |
1758 | | /* 10 */ {10, "Spare"}, |
1759 | | /* 11 */ {GTP_EXT_MAP_CAUSE, "MAP cause"}, |
1760 | | /* 12 */ {GTP_EXT_PTMSI_SIG, "P-TMSI signature"}, |
1761 | | /* 13 */ {GTP_EXT_MS_VALID, "MS validated"}, |
1762 | | /* 14 */ {GTP_EXT_RECOVER, "Recovery"}, |
1763 | | /* 15 */ {GTP_EXT_SEL_MODE, "Selection mode"}, |
1764 | | /* 16 */ {GTP_EXT_TEID, "Tunnel Endpoint Identifier Data I"}, /* 3G */ |
1765 | | /* 17 */ {GTP_EXT_TEID_CP, "Tunnel Endpoint Identifier Data Control Plane"}, /* 3G */ |
1766 | | /* 18 */ {GTP_EXT_TEID_II, "Tunnel Endpoint Identifier Data II"}, /* 3G */ |
1767 | | /* 19 */ {GTP_EXT_TEAR_IND, "Teardown ID"}, /* 3G */ |
1768 | | |
1769 | | /* 20 */ {GTP_EXT_NSAPI, "NSAPI"}, /* 3G */ |
1770 | | /* 21 */ {GTP_EXT_RANAP_CAUSE, "RANAP cause"}, /* 3G */ |
1771 | | /* 22 */ {GTP_EXT_RAB_CNTXT, "RAB context"}, /* 3G */ |
1772 | | /* 23 */ {GTP_EXT_RP_SMS, "Radio Priority for MO SMS"}, /* 3G */ |
1773 | | /* 24 */ {GTP_EXT_RP, "Radio Priority"}, /* 3G */ |
1774 | | /* 25 */ {GTP_EXT_PKT_FLOW_ID, "Packet Flow ID"}, /* 3G */ |
1775 | | /* 26 */ {GTP_EXT_CHRG_CHAR, "Charging characteristics"}, /* 3G */ |
1776 | | /* 27 */ {GTP_EXT_TRACE_REF, "Trace references"}, /* 3G */ |
1777 | | /* 28 */ {GTP_EXT_TRACE_TYPE, "Trace type"}, /* 3G */ |
1778 | | /* 29 */ {GTPv1_EXT_MS_REASON, "MS not reachable reason"}, /* 3G */ |
1779 | | /* 117-126 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1780 | | /* 126 */ {GTP_EXT_TR_COMM, "Packet transfer command"}, /* charging */ |
1781 | | /* 127 */ {GTP_EXT_CHRG_ID, "Charging ID"}, |
1782 | | |
1783 | | /* 128 */ {GTP_EXT_USER_ADDR, "End user address"}, |
1784 | | /* 129 */ {GTP_EXT_MM_CNTXT, "MM context"}, |
1785 | | /* 130 */ {GTP_EXT_PDP_CNTXT, "PDP context"}, |
1786 | | /* 131 */ {GTP_EXT_APN, "Access Point Name"}, |
1787 | | /* 132 */ {GTP_EXT_PROTO_CONF, "Protocol configuration options"}, |
1788 | | /* 133 */ {GTP_EXT_GSN_ADDR, "GSN address"}, |
1789 | | /* 134 */ {GTP_EXT_MSISDN, "MS international PSTN/ISDN number"}, |
1790 | | /* 135 */ {GTP_EXT_QOS_UMTS, "Quality of service (UMTS)"}, /* 3G */ |
1791 | | /* 136 */ {GTP_EXT_AUTH_QUI, "Authentication quintuplets"}, /* 3G */ |
1792 | | /* 137 */ {GTP_EXT_TFT, "Traffic Flow Template (TFT)"}, /* 3G */ |
1793 | | /* 138 */ {GTP_EXT_TARGET_ID, "Target (RNC) identification"}, /* 3G */ |
1794 | | /* 139 */ {GTP_EXT_UTRAN_CONT, "UTRAN transparent field"}, /* 3G */ |
1795 | | /* 140 */ {GTP_EXT_RAB_SETUP, "RAB setup information"}, /* 3G */ |
1796 | | /* 141 */ {GTP_EXT_HDR_LIST, "Extension Header Types List"}, /* 3G */ |
1797 | | /* 142 */ {GTP_EXT_TRIGGER_ID, "Trigger Id"}, /* 3G */ |
1798 | | /* 143 */ {GTP_EXT_OMC_ID, "OMC Identity"}, /* 3G */ |
1799 | | /* 144 */ {GTP_EXT_RAN_TR_CONT, "RAN Transparent Container"}, /* 7.7.43 */ |
1800 | | /* 145 */ {GTP_EXT_PDP_CONT_PRIO, "PDP Context Prioritization"}, /* 7.7.45 */ |
1801 | | /* 146 */ {GTP_EXT_ADD_RAB_SETUP_INF, "Additional RAB Setup Information"}, /* 7.7.45A */ |
1802 | | /* 147 */ {GTP_EXT_SGSN_NO, "SGSN Number"}, /* 7.7.47 */ |
1803 | | /* 148 */ {GTP_EXT_COMMON_FLGS, "Common Flags"}, /* 7.7.48 */ |
1804 | | /* 149 */ {GTP_EXT_APN_RES, "APN Restriction"}, /* 3G */ |
1805 | | /* 150 */ {GTP_EXT_RA_PRIO_LCS, "Radio Priority LCS"}, /* 7.7.25B */ |
1806 | | /* 151 */ {GTP_EXT_RAT_TYPE, "RAT Type"}, /* 3G */ |
1807 | | /* 152 */ {GTP_EXT_USR_LOC_INF, "User Location Information"}, /* 7.7.51 */ |
1808 | | /* 153 */ {GTP_EXT_MS_TIME_ZONE, "MS Time Zone"}, /* 7.7.52 */ |
1809 | | |
1810 | | /* 154 */ {GTP_EXT_IMEISV, "IMEI(SV)"}, /* 3G */ |
1811 | | /* 155 */ {GTP_EXT_CAMEL_CHG_INF_CON, "CAMEL Charging Information Container"}, /* 7.7.54 */ |
1812 | | /* 156 */ {GTP_EXT_MBMS_UE_CTX, "MBMS UE Context"}, /* 7.7.55 */ |
1813 | | /* 157 */ {GTP_EXT_TMGI, "Temporary Mobile Group Identity (TMGI)"}, /* 7.7.56 */ |
1814 | | /* 158 */ {GTP_EXT_RIM_RA, "RIM Routing Address"}, /* 7.7.57 */ |
1815 | | /* 159 */ {GTP_EXT_MBMS_PROT_CONF_OPT, "MBMS Protocol Configuration Options"}, /* 7.7.58 */ |
1816 | | /* 160 */ {GTP_EXT_MBMS_SA, "MBMS Service Area"}, /* 7.7.60 */ |
1817 | | /* 161 */ {GTP_EXT_SRC_RNC_PDP_CTX_INF, "Source RNC PDCP context info"}, /* 7.7.61 */ |
1818 | | /* 162 */ {GTP_EXT_ADD_TRS_INF, "Additional Trace Info"}, /* 7.7.62 */ |
1819 | | /* 163 */ {GTP_EXT_HOP_COUNT, "Hop Counter"}, /* 7.7.63 */ |
1820 | | /* 164 */ {GTP_EXT_SEL_PLMN_ID, "Selected PLMN ID"}, /* 7.7.64 */ |
1821 | | /* 165 */ {GTP_EXT_MBMS_SES_ID, "MBMS Session Identifier"}, /* 7.7.65 */ |
1822 | | /* 166 */ {GTP_EXT_MBMS_2G_3G_IND, "MBMS 2G/3G Indicator"}, /* 7.7.66 */ |
1823 | | /* 167 */ {GTP_EXT_ENH_NSAPI, "Enhanced NSAPI"}, /* 7.7.67 */ |
1824 | | /* 168 */ {GTP_EXT_MBMS_SES_DUR, "MBMS Session Duration"}, /* 7.7.59 */ |
1825 | | /* 169 */ {GTP_EXT_ADD_MBMS_TRS_INF, "Additional MBMS Trace Info"}, /* 7.7.68 */ |
1826 | | /* 170 */ {GTP_EXT_MBMS_SES_ID_REP_NO, "MBMS Session Identity Repetition Number"}, /* 7.7.69 */ |
1827 | | /* 171 */ {GTP_EXT_MBMS_TIME_TO_DATA_TR, "MBMS Time To Data Transfer"}, /* 7.7.70 */ |
1828 | | /* 172 */ {GTP_EXT_PS_HO_REQ_CTX, "PS Handover Request Context"}, /* 7.7.71 */ |
1829 | | /* 173 */ {GTP_EXT_BSS_CONT, "BSS Container"}, /* 7.7.72 */ |
1830 | | /* 174 */ {GTP_EXT_CELL_ID, "Cell Identification"}, /* 7.7.73 */ |
1831 | | /* 175 */ {GTP_EXT_PDU_NO, "PDU Numbers"}, /* 7.7.74 */ |
1832 | | /* 176 */ {GTP_EXT_BSSGP_CAUSE, "BSSGP Cause"}, /* 7.7.75 */ |
1833 | | |
1834 | | /* 177 */ {GTP_EXT_REQ_MBMS_BEARER_CAP, "Required MBMS bearer capabilities"}, /* 7.7.76 */ |
1835 | | /* 178 */ {GTP_EXT_RIM_ROUTING_ADDR_DISC, "RIM Routing Address Discriminator"}, /* 7.7.77 */ |
1836 | | /* 179 */ {GTP_EXT_LIST_OF_SETUP_PFCS, "List of set-up PFCs"}, /* 7.7.78 */ |
1837 | | /* 180 */ {GTP_EXT_PS_HANDOVER_XIP_PAR, "PS Handover XID Parameters"}, /* 7.7.79 */ |
1838 | | /* 181 */ {GTP_EXT_MS_INF_CHG_REP_ACT, "MS Info Change Reporting Action"}, /* 7.7.80 */ |
1839 | | /* 182 */ {GTP_EXT_DIRECT_TUNNEL_FLGS, "Direct Tunnel Flags"}, /* 7.7.81 */ |
1840 | | /* 183 */ {GTP_EXT_CORRELATION_ID, "Correlation-ID"}, /* 7.7.82 */ |
1841 | | /* 184 */ {GTP_EXT_BEARER_CONTROL_MODE, "Bearer Control Mode"}, /* 7.7.83 */ |
1842 | | /* 185 */ {GTP_EXT_MBMS_FLOW_ID, "MBMS Flow Identifier"}, /* 7.7.84 */ |
1843 | | /* 186 */ {GTP_EXT_MBMS_IP_MCAST_DIST, "MBMS IP Multicast Distribution"}, /* 7.7.85 */ |
1844 | | /* 187 */ {GTP_EXT_MBMS_DIST_ACK, "MBMS Distribution Acknowledgement"}, /* 7.7.86 */ |
1845 | | /* 188 */ {GTP_EXT_RELIABLE_IRAT_HO_INF, "Reliable INTER RAT HANDOVER INFO"}, /* 7.7.87 */ |
1846 | | /* 190 */ {GTP_EXT_RFSP_INDEX, "RFSP Index"}, /* 7.7.88 */ |
1847 | | /* 190 */ {GTP_EXT_FQDN, "Fully Qualified Domain Name (FQDN)"}, /* 7.7.90 */ |
1848 | | /* 191 */ {GTP_EXT_EVO_ALLO_RETE_P1, "Evolved Allocation/Retention Priority I"}, /* 7.7.91 */ |
1849 | | /* 192 */ {GTP_EXT_EVO_ALLO_RETE_P2, "Evolved Allocation/Retention Priority II"}, /* 7.7.92 */ |
1850 | | /* 193 */ {GTP_EXT_EXTENDED_COMMON_FLGS, "Extended Common Flags"}, /* 7.7.93 */ |
1851 | | /* 194 */ {GTP_EXT_UCI, "User CSG Information (UCI)"}, /* 7.7.94 */ |
1852 | | /* 195 */ {GTP_EXT_CSG_INF_REP_ACT, "CSG Information Reporting Action"}, /* 7.7.95 */ |
1853 | | /* 196 */ {GTP_EXT_CSG_ID, "CSG ID"}, /* 7.7.96 */ |
1854 | | /* 197 */ {GTP_EXT_CMI, "CSG Membership Indication (CMI)"}, /* 7.7.97 */ |
1855 | | /* 198 */ {198, "Aggregate Maximum Bit Rate (AMBR)"}, /* 7.7.98 */ |
1856 | | /* 199 */ {199, "UE Network Capability"}, /* 7.7.99 */ |
1857 | | /* 200 */ {200, "UE-AMBR"}, /* 7.7.100 */ |
1858 | | /* 201 */ {201, "APN-AMBR with NSAPI"}, /* 7.7.101 */ |
1859 | | /* 202 */ {202, "GGSN Back-Off Time"}, /* 7.7.102 */ |
1860 | | /* 203 */ {203, "Signalling Priority Indication"}, /* 7.7.103 */ |
1861 | | /* 204 */ {204, "Signalling Priority Indication with NSAPI"}, /* 7.7.104 */ |
1862 | | /* 205 */ {205, "Higher bitrates than 16 Mbps flag"}, /* 7.7.105 */ |
1863 | | /* 206 */ {206, "Max MBR/APN-AMBR"}, /* 7.7.106 */ |
1864 | | /* 207 */ {207, "Additional MM context for SRVCC"}, /* 7.7.107 */ |
1865 | | /* 208 */ {208, "Additional flags for SRVCC"}, /* 7.7.108 */ |
1866 | | /* 209 */ {209, "STN-SR"}, /* 7.7.109 */ |
1867 | | /* 210 */ {210, "C-MSISDN"}, /* 7.7.110 */ |
1868 | | /* 211 */ {211, "Extended RANAP Cause"}, /* 7.7.111 */ |
1869 | | /* 212 */ {GTP_EXT_ENODEB_ID, "eNodeB ID" }, /* 7.7.112 */ |
1870 | | /* 213 */ {GTP_EXT_SEL_MODE_W_NSAPI, "Selection Mode with NSAPI" }, /* 7.7.113 */ |
1871 | | /* 214 */ {GTP_EXT_ULI_TIMESTAMP, "ULI Timestamp" }, /* 7.7.114 */ |
1872 | | /* 215 */ {GTP_EXT_LHN_ID_W_SAPI, "Local Home Network ID (LHN-ID) with NSAPI" }, /* 7.7.115 */ |
1873 | | /* 216 */ {GTP_EXT_CN_OP_SEL_ENTITY, "Operator Selection Entity" }, /* 7.7.116 */ |
1874 | | /* 217 */ {GTP_EXT_UE_USAGE_TYPE, "UE Usage Type" }, /* 7.7.117 */ |
1875 | | /* 218 */ {GTP_EXT_EXT_COMMON_FLGS_II, "Extended Common Flags II"}, /* 7.7.118 */ |
1876 | | /* 219 */ {GTP_EXT_NODE_IDENTIFIER, "Node Identifier" }, /* 7.7.119 */ |
1877 | | /* 220 */ {GTP_EXT_CIOT_OPT_SUP_IND, "CIoT Optimizations Support Indication" }, /* 7.7.120 */ |
1878 | | /* 221 */ {GTP_EXT_SCEF_PDN_CONNECTION, "SCEF PDN Connection" }, /* 7.7.121 */ |
1879 | | /* 222 */ {GTP_EXT_IOV_UPDATES_COUNTER, "IOV_updates counter" }, /* 7.7.122 */ |
1880 | | /* 223 */ {GTP_EXT_MAPPED_UE_USAGE_TYPE, "Mapped UE Usage Type" }, /* 7.7.123 */ |
1881 | | /* 224 */ {GTP_EXT_UP_FUN_SEL_IND_FLAGS, "UP Function Selection Indication Flags" }, /* 7.7.124 */ |
1882 | | |
1883 | | /* 225-238 TLV Spare. For future use. */ |
1884 | | /* 239-250 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1885 | | /* 249 */ {GTP_EXT_REL_PACK, "Sequence numbers of released packets IE"}, /* charging */ |
1886 | | /* 250 */ {GTP_EXT_CAN_PACK, "Sequence numbers of canceled packets IE"}, /* charging */ |
1887 | | /* 251 */ {GTP_EXT_CHRG_ADDR, "Charging Gateway address"}, /* 7.7.44 */ |
1888 | | /* 252-254 Reserved for the GPRS charging protocol (see GTP' in 3GPP TS 32.295 [33]) */ |
1889 | | /* 252 */ {GTP_EXT_DATA_REQ, "Data record packet"}, /* charging */ |
1890 | | /* 253 */ {GTP_EXT_DATA_RESP, "Requests responded"}, /* charging */ |
1891 | | /* 254 */ {GTP_EXT_NODE_ADDR, "Address of recommended node"}, /* charging */ |
1892 | | /* 255 */ {GTP_EXT_PRIV_EXT, "Private Extension"}, |
1893 | | |
1894 | | {0, NULL} |
1895 | | }; |
1896 | | static value_string_ext gtpv1_val_ext = VALUE_STRING_EXT_INIT(gtpv1_val); |
1897 | | |
1898 | | /* GPRS: 9.60 v7.6.0, page 37 |
1899 | | * UMTS: 29.060 v4.0, page 45 |
1900 | | * ETSI TS 129 060 V9.4.0 (2010-10) Ch 7.7.1 |
1901 | | */ |
1902 | | static const value_string cause_type[] = { |
1903 | | { 0, "Request IMSI"}, |
1904 | | { 1, "Request IMEI"}, |
1905 | | { 2, "Request IMSI and IMEI"}, |
1906 | | { 3, "No identity needed"}, |
1907 | | { 4, "MS refuses"}, |
1908 | | { 5, "MS is not GPRS responding"}, |
1909 | | { 6, "Reactivation Requested"}, |
1910 | | { 7, "PDP address inactivity timer expires"}, |
1911 | | /* For future use 8-48 */ |
1912 | | /* Cause values reserved for GPRS charging |
1913 | | * protocol use (see GTP' in 3GPP TS 32.295 [33]) |
1914 | | * 49-63 |
1915 | | */ |
1916 | | { 59, "System failure"}, /* charging */ |
1917 | | { 60, "The transmit buffers are becoming full"}, /* charging */ |
1918 | | { 61, "The receive buffers are becoming full"}, /* charging */ |
1919 | | { 62, "Another node is about to go down"}, /* charging */ |
1920 | | { 63, "This node is about to go down"}, /* charging */ |
1921 | | /* For future use 64-127 */ |
1922 | | {128, "Request accepted"}, |
1923 | | {129, "New PDP type due to network preference"}, |
1924 | | {130, "New PDP type due to single address bearer only"}, |
1925 | | /* For future use 131-176 */ |
1926 | | /* Cause values reserved for GPRS charging |
1927 | | * protocol use (see GTP' in 3GPP TS 32.295 [33]) |
1928 | | * 177-191 |
1929 | | */ |
1930 | | {177, "CDR decoding error"}, |
1931 | | |
1932 | | {192, "Non-existent"}, |
1933 | | {193, "Invalid message format"}, |
1934 | | {194, "IMSI not known"}, |
1935 | | {195, "MS is GPRS detached"}, |
1936 | | {196, "MS is not GPRS responding"}, |
1937 | | {197, "MS refuses"}, |
1938 | | {198, "Version not supported"}, |
1939 | | {199, "No resource available"}, |
1940 | | {200, "Service not supported"}, |
1941 | | {201, "Mandatory IE incorrect"}, |
1942 | | {202, "Mandatory IE missing"}, |
1943 | | {203, "Optional IE incorrect"}, |
1944 | | {204, "System failure"}, |
1945 | | {205, "Roaming restriction"}, |
1946 | | {206, "P-TMSI signature mismatch"}, |
1947 | | {207, "GPRS connection suspended"}, |
1948 | | {208, "Authentication failure"}, |
1949 | | {209, "User authentication failed"}, |
1950 | | {210, "Context not found"}, |
1951 | | {211, "All PDP dynamic addresses are occupied"}, |
1952 | | {212, "No memory is available"}, |
1953 | | {213, "Relocation failure"}, |
1954 | | {214, "Unknown mandatory extension header"}, |
1955 | | {215, "Semantic error in the TFT operation"}, |
1956 | | {216, "Syntactic error in the TFT operation"}, |
1957 | | {217, "Semantic errors in packet filter(s)"}, |
1958 | | {218, "Syntactic errors in packet filter(s)"}, |
1959 | | {219, "Missing or unknown APN"}, |
1960 | | {220, "Unknown PDP address or PDP type"}, |
1961 | | {221, "PDP context without TFT already activated"}, |
1962 | | {222, "APN access denied - no subscription"}, |
1963 | | {223, "APN Restriction type incompatibility with currently active PDP Contexts"}, |
1964 | | {224, "MS MBMS Capabilities Insufficient"}, |
1965 | | {225, "Invalid Correlation-ID"}, |
1966 | | {226, "MBMS Bearer Context Superseded"}, |
1967 | | {227, "Bearer Control Mode violation"}, |
1968 | | {228, "Collision with network initiated request"}, |
1969 | | {229, "APN Congestion"}, |
1970 | | {230, "Bearer handling not supported"}, |
1971 | | {231, "Target access restricted for the subscriber" }, |
1972 | | {232, "UE is temporarily not reachable due to power saving" }, |
1973 | | {233, "Relocation failure due to NAS message redirection"}, |
1974 | | /* For future use -240 */ |
1975 | | /* Cause values reserved for GPRS charging |
1976 | | * protocol use (see GTP' in 3GPP TS 32.295 [33]) |
1977 | | * 241-255 |
1978 | | */ |
1979 | | {252, "Request related to possibly duplicated packets already fulfilled"}, /* charging */ |
1980 | | {253, "Request already fulfilled"}, /* charging */ |
1981 | | {254, "Sequence numbers of released/cancelled packets IE incorrect"}, /* charging */ |
1982 | | {255, "Request not fulfilled"}, /* charging */ |
1983 | | {0, NULL} |
1984 | | }; |
1985 | | value_string_ext cause_type_ext = VALUE_STRING_EXT_INIT(cause_type); |
1986 | | |
1987 | | /* GPRS: 9.02 v7.7.0 |
1988 | | * UMTS: 29.002 v4.2.1, chapter 17.5, page 268 |
1989 | | * Imported gsm_old_GSMMAPLocalErrorcode_vals from gsm_map from gsm_map |
1990 | | */ |
1991 | | |
1992 | | static const value_string gsn_addr_type[] = { |
1993 | | {0x00, "IPv4"}, |
1994 | | {0x01, "IPv6"}, |
1995 | | {0, NULL} |
1996 | | }; |
1997 | | |
1998 | | static const value_string pdp_type[] = { |
1999 | | {0x00, "X.25"}, |
2000 | | {0x01, "PPP"}, |
2001 | | {0x02, "OSP:IHOSS"}, |
2002 | | {0x21, "IPv4"}, |
2003 | | {0x57, "IPv6"}, |
2004 | | {0x8d, "IPv4v6"}, |
2005 | | {0, NULL} |
2006 | | }; |
2007 | | |
2008 | | static const value_string pdp_org_type[] = { |
2009 | | {0, "ETSI"}, |
2010 | | {1, "IETF"}, |
2011 | | {0, NULL} |
2012 | | }; |
2013 | | |
2014 | | static const value_string qos_delay_type[] = { |
2015 | | {0x00, "Subscribed delay class (in MS to network direction)"}, |
2016 | | {0x01, "Delay class 1"}, |
2017 | | {0x02, "Delay class 2"}, |
2018 | | {0x03, "Delay class 3"}, |
2019 | | {0x04, "Delay class 4 (best effort)"}, |
2020 | | {0x07, "Reserved"}, |
2021 | | {0, NULL} |
2022 | | }; |
2023 | | |
2024 | | static const value_string qos_reliability_type[] = { |
2025 | | {0x00, "Subscribed reliability class (in MS to network direction)"}, |
2026 | | {0x01, "Acknowledged GTP, LLC, and RLC; Protected data"}, |
2027 | | {0x02, "Unacknowledged GTP, Ack LLC/RLC, Protected data"}, |
2028 | | {0x03, "Unacknowledged GTP/LLC, Ack RLC, Protected data"}, |
2029 | | {0x04, "Unacknowledged GTP/LLC/RLC, Protected data"}, |
2030 | | {0x05, "Unacknowledged GTP/LLC/RLC, Unprotected data"}, |
2031 | | {0x07, "Reserved"}, |
2032 | | {0, NULL} |
2033 | | }; |
2034 | | |
2035 | | static const value_string qos_peak_type[] = { |
2036 | | {0x00, "Subscribed peak throughput (in MS to network direction)"}, |
2037 | | {0x01, "Up to 1 000 oct/s"}, |
2038 | | {0x02, "Up to 2 000 oct/s"}, |
2039 | | {0x03, "Up to 4 000 oct/s"}, |
2040 | | {0x04, "Up to 8 000 oct/s"}, |
2041 | | {0x05, "Up to 16 000 oct/s"}, |
2042 | | {0x06, "Up to 32 000 oct/s"}, |
2043 | | {0x07, "Up to 64 000 oct/s"}, |
2044 | | {0x08, "Up to 128 000 oct/s"}, |
2045 | | {0x09, "Up to 256 000 oct/s"}, |
2046 | | /* QoS Peak throughput classes from 0x0A to 0x0F (from 10 to 15) are subscribed */ |
2047 | | {0x0A, "Reserved"}, |
2048 | | {0x0B, "Reserved"}, |
2049 | | {0x0C, "Reserved"}, |
2050 | | {0x0D, "Reserved"}, |
2051 | | {0x0E, "Reserved"}, |
2052 | | {0x0F, "Reserved"}, |
2053 | | {0, NULL} |
2054 | | }; |
2055 | | |
2056 | | static const value_string qos_precedence_type[] = { |
2057 | | {0x00, "Subscribed precedence (in MS to network direction)"}, |
2058 | | {0x01, "High priority"}, |
2059 | | {0x02, "Normal priority"}, |
2060 | | {0x03, "Low priority"}, |
2061 | | {0x07, "Reserved"}, |
2062 | | {0, NULL} |
2063 | | }; |
2064 | | |
2065 | | static const value_string qos_mean_type[] = { |
2066 | | {0x00, "Subscribed mean throughput (in MS to network direction)"}, |
2067 | | {0x01, "100 oct/h"}, /* Class 2 */ |
2068 | | {0x02, "200 oct/h"}, /* Class 3 */ |
2069 | | {0x03, "500 oct/h"}, /* Class 4 */ |
2070 | | {0x04, "1 000 oct/h"}, /* Class 5 */ |
2071 | | {0x05, "2 000 oct/h"}, /* Class 6 */ |
2072 | | {0x06, "5 000 oct/h"}, /* Class 7 */ |
2073 | | {0x07, "10 000 oct/h"}, /* Class 8 */ |
2074 | | {0x08, "20 000 oct/h"}, /* Class 9 */ |
2075 | | {0x09, "50 000 oct/h"}, /* Class 10 */ |
2076 | | {0x0A, "100 000 oct/h"}, /* Class 11 */ |
2077 | | {0x0B, "200 000 oct/h"}, /* Class 12 */ |
2078 | | {0x0C, "500 000 oct/h"}, /* Class 13 */ |
2079 | | {0x0D, "1 000 000 oct/h"}, /* Class 14 */ |
2080 | | {0x0E, "2 000 000 oct/h"}, /* Class 15 */ |
2081 | | {0x0F, "5 000 000 oct/h"}, /* Class 16 */ |
2082 | | {0x10, "10 000 000 oct/h"}, /* Class 17 */ |
2083 | | {0x11, "20 000 000 oct/h"}, /* Class 18 */ |
2084 | | {0x12, "50 000 000 oct/h"}, /* Class 19 */ |
2085 | | /* QoS Mean throughput classes from 0x13 to 0x1E (from 19 to 30) are subscribed */ |
2086 | | {0x13, "Reserved"}, |
2087 | | {0x14, "Reserved"}, |
2088 | | {0x15, "Reserved"}, |
2089 | | {0x16, "Reserved"}, |
2090 | | {0x17, "Reserved"}, |
2091 | | {0x18, "Reserved"}, |
2092 | | {0x19, "Reserved"}, |
2093 | | {0x1A, "Reserved"}, |
2094 | | {0x1B, "Reserved"}, |
2095 | | {0x1C, "Reserved"}, |
2096 | | {0x1D, "Reserved"}, |
2097 | | {0x1E, "Reserved"}, |
2098 | | {0x1F, "Best effort"}, /* Class 1 */ |
2099 | | {0, NULL} |
2100 | | }; |
2101 | | static value_string_ext qos_mean_type_ext = VALUE_STRING_EXT_INIT(qos_mean_type); |
2102 | | |
2103 | | static const value_string qos_del_err_sdu[] = { |
2104 | | {0x00, "Subscribed delivery of erroneous SDUs (in MS to network direction)"}, |
2105 | | {0x01, "No detect ('-')"}, |
2106 | | {0x02, "Erroneous SDUs are delivered ('yes')"}, |
2107 | | {0x03, "Erroneous SDUs are not delivered ('no')"}, |
2108 | | {0x07, "Reserved"}, /* All other values are reserved */ |
2109 | | {0, NULL} |
2110 | | }; |
2111 | | |
2112 | | static const value_string qos_del_order[] = { |
2113 | | {0x00, "Subscribed delivery order (in MS to network direction)"}, |
2114 | | {0x01, "With delivery order ('yes')"}, |
2115 | | {0x02, "Without delivery order ('no')"}, |
2116 | | {0x03, "Reserved"}, /* All other values are reserved */ |
2117 | | {0, NULL} |
2118 | | }; |
2119 | | |
2120 | | static const value_string qos_traf_class[] = { |
2121 | | {0x00, "Subscribed traffic class (in MS to network direction)"}, |
2122 | | {0x01, "Conversational class"}, |
2123 | | {0x02, "Streaming class"}, |
2124 | | {0x03, "Interactive class"}, |
2125 | | {0x04, "Background class"}, |
2126 | | {0x07, "Reserved"}, /* All other values are reserved */ |
2127 | | {0, NULL} |
2128 | | }; |
2129 | | |
2130 | | static const value_string qos_max_sdu_size[] = { |
2131 | | {0x00, "Subscribed maximum SDU size (in MS to network direction"}, |
2132 | | /* For values from 0x01 to 0x96 (from 1 to 150), use a granularity of 10 octets */ |
2133 | | {0x97, "1502 octets"}, |
2134 | | {0x98, "1510 octets"}, |
2135 | | {0x99, "1520 octets"}, |
2136 | | {0, NULL} /* All other values are reserved */ |
2137 | | }; |
2138 | | |
2139 | | static const value_string qos_max_ul[] = { |
2140 | | {0x00, "Subscribed maximum bit rate for uplink (in MS to network direction)"}, |
2141 | | /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */ |
2142 | | /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */ |
2143 | | /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */ |
2144 | | {0xFF, "0 kbps"}, |
2145 | | {0, NULL} |
2146 | | }; |
2147 | | |
2148 | | static const value_string qos_max_dl[] = { |
2149 | | {0x00, "Subscribed maximum bit rate for downlink (in MS to network direction)"}, |
2150 | | /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */ |
2151 | | /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */ |
2152 | | /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */ |
2153 | | {0xFF, "0 kbps"}, |
2154 | | {0, NULL} |
2155 | | }; |
2156 | | |
2157 | | static const value_string qos_res_ber[] = { |
2158 | | {0x00, "Subscribed residual BER (in MS to network direction)"}, |
2159 | | {0x01, "1/20 = 5x10^-2"}, |
2160 | | {0x02, "1/100 = 1x10^-2"}, |
2161 | | {0x03, "1/200 = 5x10^-3"}, |
2162 | | {0x04, "1/250 = 4x10^-3"}, |
2163 | | {0x05, "1/1 000 = 1x10^-3"}, |
2164 | | {0x06, "1/10 000 = 1x10^-4"}, |
2165 | | {0x07, "1/100 000 = 1x10^-5"}, |
2166 | | {0x08, "1/1 000 000 = 1x10^-6"}, |
2167 | | {0x09, "3/50 000 000 = 6x10^-8"}, |
2168 | | {0x0F, "Reserved"}, /* All other values are reserved */ |
2169 | | {0, NULL} |
2170 | | }; |
2171 | | |
2172 | | static const value_string qos_sdu_err_ratio[] = { |
2173 | | {0x00, "Subscribed SDU error ratio (in MS to network direction)"}, |
2174 | | {0x01, "1/100 = 1x10^-2"}, |
2175 | | {0x02, "7/1000 = 7x10^-3"}, |
2176 | | {0x03, "1/1 000 = 1x10^-3"}, |
2177 | | {0x04, "1/10 000 = 1x10^-4"}, |
2178 | | {0x05, "1/100 000 = 1x10^-5"}, |
2179 | | {0x06, "1/1 000 000 = 1x10^-6"}, |
2180 | | {0x07, "1/10 = 1x10^-1"}, |
2181 | | {0x0F, "Reserved"}, /* All other values are reserved */ |
2182 | | {0, NULL} |
2183 | | }; |
2184 | | |
2185 | | static const value_string qos_traf_handl_prio[] = { |
2186 | | {0x00, "Subscribed traffic handling priority (in MS to network direction)"}, |
2187 | | {0x01, "Priority level 1"}, |
2188 | | {0x02, "Priority level 2"}, |
2189 | | {0x03, "Priority level 3"}, |
2190 | | {0, NULL} |
2191 | | }; |
2192 | | |
2193 | | static const value_string qos_trans_delay[] = { |
2194 | | {0x00, "Subscribed Transfer Delay (in MS to network direction)"}, |
2195 | | {0x01, "10 ms"}, /* Using a granularity of 10 ms */ |
2196 | | {0x02, "20 ms"}, |
2197 | | {0x03, "30 ms"}, |
2198 | | {0x04, "40 ms"}, |
2199 | | {0x05, "50 ms"}, |
2200 | | {0x06, "60 ms"}, |
2201 | | {0x07, "70 ms"}, |
2202 | | {0x08, "80 ms"}, |
2203 | | {0x09, "90 ms"}, |
2204 | | {0x0A, "100 ms"}, |
2205 | | {0x0B, "110 ms"}, |
2206 | | {0x0C, "120 ms"}, |
2207 | | {0x0D, "130 ms"}, |
2208 | | {0x0E, "140 ms"}, |
2209 | | {0x0F, "150 ms"}, |
2210 | | {0x10, "200 ms"}, /* (For values from 0x10 to 0x1F, value = 200 ms + (value - 0x10) * 50 ms */ |
2211 | | {0x11, "250 ms"}, |
2212 | | {0x12, "300 ms"}, |
2213 | | {0x13, "350 ms"}, |
2214 | | {0x14, "400 ms"}, |
2215 | | {0x15, "450 ms"}, |
2216 | | {0x16, "500 ms"}, |
2217 | | {0x17, "550 ms"}, |
2218 | | {0x18, "600 ms"}, |
2219 | | {0x19, "650 ms"}, |
2220 | | {0x1A, "700 ms"}, |
2221 | | {0x1B, "750 ms"}, |
2222 | | {0x1C, "800 ms"}, |
2223 | | {0x1D, "850 ms"}, |
2224 | | {0x1E, "900 ms"}, |
2225 | | {0x1F, "950 ms"}, |
2226 | | {0x20, "1000 ms"}, /* For values from 0x20 to 0x3E, value = 1000 ms + (value - 0x20) * 100 ms */ |
2227 | | {0x21, "1100 ms"}, |
2228 | | {0x22, "1200 ms"}, |
2229 | | {0x23, "1300 ms"}, |
2230 | | {0x24, "1400 ms"}, |
2231 | | {0x25, "1500 ms"}, |
2232 | | {0x26, "1600 ms"}, |
2233 | | {0x27, "1700 ms"}, |
2234 | | {0x28, "1800 ms"}, |
2235 | | {0x29, "1900 ms"}, |
2236 | | {0x2A, "2000 ms"}, |
2237 | | {0x2B, "2100 ms"}, |
2238 | | {0x2C, "2200 ms"}, |
2239 | | {0x2D, "2300 ms"}, |
2240 | | {0x2E, "2400 ms"}, |
2241 | | {0x2F, "2500 ms"}, |
2242 | | {0x30, "2600 ms"}, |
2243 | | {0x31, "2700 ms"}, |
2244 | | {0x32, "2800 ms"}, |
2245 | | {0x33, "2900 ms"}, |
2246 | | {0x34, "3000 ms"}, |
2247 | | {0x35, "3100 ms"}, |
2248 | | {0x36, "3200 ms"}, |
2249 | | {0x37, "3300 ms"}, |
2250 | | {0x38, "3400 ms"}, |
2251 | | {0x39, "3500 ms"}, |
2252 | | {0x3A, "3600 ms"}, |
2253 | | {0x3B, "3700 ms"}, |
2254 | | {0x3C, "3800 ms"}, |
2255 | | {0x3D, "3900 ms"}, |
2256 | | {0x3E, "4000 ms"}, |
2257 | | {0x3F, "Reserved"}, |
2258 | | {0, NULL} |
2259 | | }; |
2260 | | static value_string_ext qos_trans_delay_ext = VALUE_STRING_EXT_INIT(qos_trans_delay); |
2261 | | |
2262 | | static const value_string qos_guar_ul[] = { |
2263 | | {0x00, "Subscribed guaranteed bit rate for uplink (in MS to network direction)"}, |
2264 | | /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */ |
2265 | | /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */ |
2266 | | /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */ |
2267 | | {0xFF, "0 kbps"}, |
2268 | | {0, NULL} |
2269 | | }; |
2270 | | |
2271 | | static const value_string src_stat_desc_vals[] = { |
2272 | | {0x00, "unknown"}, |
2273 | | {0x01, "speech"}, |
2274 | | {0, NULL} |
2275 | | }; |
2276 | | |
2277 | | |
2278 | | static const true_false_string gtp_sig_ind = { |
2279 | | "Optimised for signalling traffic", |
2280 | | "Not optimised for signalling traffic" |
2281 | | }; |
2282 | | |
2283 | | static const value_string qos_guar_dl[] = { |
2284 | | {0x00, "Subscribed guaranteed bit rate for downlink (in MS to network direction)"}, |
2285 | | /* For values from 0x01 to 0x3F (from 1 to 63), use a granularity of 1 kbps */ |
2286 | | /* For values from 0x40 to 0x7F, value = 64 kbps + (value - 0x40) * 8 kbps */ |
2287 | | /* For values from 0x80 to 0xFE, value = 576 kbps + (value - 0x80) * 64 kbps */ |
2288 | | {0xFF, "0 kbps"}, |
2289 | | {0, NULL} |
2290 | | }; |
2291 | | |
2292 | | static const value_string tr_comm_type[] = { |
2293 | | {1, "Send data record packet"}, |
2294 | | {2, "Send possibly duplicated data record packet"}, |
2295 | | {3, "Cancel data record packet"}, |
2296 | | {4, "Release data record packet"}, |
2297 | | {0, NULL} |
2298 | | }; |
2299 | | |
2300 | | /* |
2301 | | * UMTS: 23.040 v14.0.0, chapter 3.3.2 |
2302 | | */ |
2303 | | static const value_string ms_not_reachable_type[] = { |
2304 | | { 0, "No paging response via the MSC"}, |
2305 | | { 1, "IMSI detached"}, |
2306 | | { 2, "Roaming restriction"}, |
2307 | | { 3, "Deregistered in the HLR for non GPRS"}, |
2308 | | { 4, "MS purge for non GPRS"}, |
2309 | | { 5, "No paging response via the SGSN"}, |
2310 | | { 6, "GPRS detached"}, |
2311 | | { 7, "Deregistered in the HLR for non GPRS"}, |
2312 | | { 8, "MS purged for GPRS"}, |
2313 | | { 9, "Unidentified subscriber via the MSC"}, |
2314 | | {10, "Unidentified subscriber via the SGSN"}, |
2315 | | {11, "Deregistered in the HSS/HLR for IMS"}, |
2316 | | {12, "No response via the IP-SM-GW"}, |
2317 | | {13, "The MS is temporarily unavailable"}, |
2318 | | {0, NULL} /* All other values are reserved */ |
2319 | | }; |
2320 | | |
2321 | | /* UMTS: 25.413 v3.4.0, chapter 9.2.1.4, page 80 |
2322 | | */ |
2323 | | static const value_string ranap_cause_type[] = { |
2324 | | /* Radio Network Layer Cause (1-->64) */ |
2325 | | { 1, "RAB preempted"}, |
2326 | | { 2, "Trelocoverall Expiry"}, |
2327 | | { 3, "Trelocprep Expiry"}, |
2328 | | { 4, "Treloccomplete Expiry"}, |
2329 | | { 5, "Tqueuing Expiry"}, |
2330 | | { 6, "Relocation Triggered"}, |
2331 | | { 7, "TRELOCalloc Expiry"}, |
2332 | | { 8, "Unable to Establish During Relocation"}, |
2333 | | { 9, "Unknown Target RNC"}, |
2334 | | { 10, "Relocation Cancelled"}, |
2335 | | { 11, "Successful Relocation"}, |
2336 | | { 12, "Requested Ciphering and/or Integrity Protection Algorithms not Supported"}, |
2337 | | { 13, "Change of Ciphering and/or Integrity Protection is not supported"}, |
2338 | | { 14, "Failure in the Radio Interface Procedure"}, |
2339 | | { 15, "Release due to UTRAN Generated Reason"}, |
2340 | | { 16, "User Inactivity"}, |
2341 | | { 17, "Time Critical Relocation"}, |
2342 | | { 18, "Requested Traffic Class not Available"}, |
2343 | | { 19, "Invalid RAB Parameters Value"}, |
2344 | | { 20, "Requested Maximum Bit Rate not Available"}, |
2345 | | { 21, "Requested Guaranteed Bit Rate not Available"}, |
2346 | | { 22, "Requested Transfer Delay not Achievable"}, |
2347 | | { 23, "Invalid RAB Parameters Combination"}, |
2348 | | { 24, "Condition Violation for SDU Parameters"}, |
2349 | | { 25, "Condition Violation for Traffic Handling Priority"}, |
2350 | | { 26, "Condition Violation for Guaranteed Bit Rate"}, |
2351 | | { 27, "User Plane Versions not Supported"}, |
2352 | | { 28, "Iu UP Failure"}, |
2353 | | { 29, "Relocation Failure in Target CN/RNC or Target System"}, |
2354 | | { 30, "Invalid RAB ID"}, |
2355 | | { 31, "No Remaining RAB"}, |
2356 | | { 32, "Interaction with other procedure"}, |
2357 | | { 33, "Requested Maximum Bit Rate for DL not Available"}, |
2358 | | { 34, "Requested Maximum Bit Rate for UL not Available"}, |
2359 | | { 35, "Requested Guaranteed Bit Rate for DL not Available"}, |
2360 | | { 36, "Requested Guaranteed Bit Rate for UL not Available"}, |
2361 | | { 37, "Repeated Integrity Checking Failure"}, |
2362 | | { 38, "Requested Report Type not supported"}, |
2363 | | { 39, "Request superseded"}, |
2364 | | { 40, "Release due to UE generated signalling connection release"}, |
2365 | | { 41, "Resource Optimisation Relocation"}, |
2366 | | { 42, "Requested Information Not Available"}, |
2367 | | { 43, "Relocation desirable for radio reasons"}, |
2368 | | { 44, "Relocation not supported in Target RNC or Target System"}, |
2369 | | { 45, "Directed Retry"}, |
2370 | | { 46, "Radio Connection With UE Lost"}, |
2371 | | { 47, "rNC-unable-to-establish-all-RFCs"}, |
2372 | | { 48, "deciphering-keys-not-available"}, |
2373 | | { 49, "dedicated-assistance-data-not-available"}, |
2374 | | { 50, "relocation-target-not-allowed"}, |
2375 | | { 51, "location-reporting-congestion"}, |
2376 | | { 52, "reduce-load-in-serving-cell"}, |
2377 | | { 53, "no-radio-resources-available-in-target-cell"}, |
2378 | | { 54, "gERAN-Iumode-failure"}, |
2379 | | { 55, "access-restricted-due-to-shared-networks"}, |
2380 | | { 56, "incoming-relocation-not-supported-due-to-PUESBINE-feature"}, |
2381 | | { 57, "traffic-load-in-the-target-cell-higher-than-in-the-source-cell"}, |
2382 | | { 58, "mBMS-no-multicast-service-for-this-UE"}, |
2383 | | { 59, "mBMS-unknown-UE-ID"}, |
2384 | | { 60, "successful-MBMS-session-start-no-data-bearer-necessary"}, |
2385 | | { 61, "mBMS-superseded-due-to-NNSF"}, |
2386 | | { 62, "mBMS-UE-linking-already-done"}, |
2387 | | { 63, "mBMS-UE-de-linking-failure-no-existing-UE-linking"}, |
2388 | | { 64, "tMGI-unknown"}, |
2389 | | /* Transport Layer Cause (65-->80) */ |
2390 | | { 65, "Signalling Transport Resource Failure"}, |
2391 | | { 66, "Iu Transport Connection Failed to Establish"}, |
2392 | | /* NAS Cause (81-->96) */ |
2393 | | { 81, "User Restriction Start Indication"}, |
2394 | | { 82, "User Restriction End Indication"}, |
2395 | | { 83, "Normal Release"}, |
2396 | | /* Protocol Cause (97-->112) */ |
2397 | | { 97, "Transfer Syntax Error"}, |
2398 | | { 98, "Semantic Error"}, |
2399 | | { 99, "Message not compatible with receiver state"}, |
2400 | | { 100, "Abstract Syntax Error (Reject)"}, |
2401 | | { 101, "Abstract Syntax Error (Ignore and Notify)"}, |
2402 | | { 102, "Abstract Syntax Error (Falsely Constructed Message"}, |
2403 | | /* Miscellaneous Cause (113-->128) */ |
2404 | | { 113, "O & M Intervention"}, |
2405 | | { 114, "No Resource Available"}, |
2406 | | { 115, "Unspecified Failure"}, |
2407 | | { 116, "Network Optimisation"}, |
2408 | | /* Non-standard Cause (129-->255) */ |
2409 | | |
2410 | | /* ranap_CauseRadioNetworkExtension ?? |
2411 | | { 257, "iP-multicast-address-and-APN-not-valid" }, |
2412 | | { 258, "mBMS-de-registration-rejected-due-to-implicit-registration" }, |
2413 | | { 259, "mBMS-request-superseded" }, |
2414 | | { 260, "mBMS-de-registration-during-session-not-allowed" }, |
2415 | | { 261, "mBMS-no-data-bearer-necessary" }, |
2416 | | */ |
2417 | | |
2418 | | {0, NULL} |
2419 | | }; |
2420 | | static value_string_ext ranap_cause_type_ext = VALUE_STRING_EXT_INIT(ranap_cause_type); |
2421 | | |
2422 | | static const value_string mm_sec_modep[] = { |
2423 | | {0, "Used cipher value, UMTS keys and Quintuplets"}, |
2424 | | {1, "GSM key and triplets"}, |
2425 | | {2, "UMTS key and quintuplets"}, |
2426 | | {3, "GSM key and quintuplets"}, |
2427 | | {0, NULL} |
2428 | | }; |
2429 | | |
2430 | | static const value_string gtp_cipher_algorithm[] = { |
2431 | | {0, "No ciphering"}, |
2432 | | {1, "GEA/1"}, |
2433 | | {2, "GEA/2"}, |
2434 | | {3, "GEA/3"}, |
2435 | | {4, "GEA/4"}, |
2436 | | {5, "GEA/5"}, |
2437 | | {6, "GEA/6"}, |
2438 | | {7, "GEA/7"}, |
2439 | | {0, NULL} |
2440 | | }; |
2441 | | static const value_string gtp_ext_rat_type_vals[] = { |
2442 | | {0, "Reserved"}, |
2443 | | {1, "UTRAN"}, |
2444 | | {2, "GERAN"}, |
2445 | | {3, "WLAN"}, |
2446 | | {4, "GAN"}, |
2447 | | {5, "HSPA Evolution"}, |
2448 | | {6, "EUTRAN (WB-E-UTRAN)"}, |
2449 | | {7, "Virtual"}, |
2450 | | {8, "EUTRAN-NB-IoT"}, |
2451 | | {0, NULL} |
2452 | | }; |
2453 | | static const value_string chg_rep_act_type_vals[] = { |
2454 | | {0, "Stop Reporting"}, |
2455 | | {1, "Start Reporting CGI/SAI"}, |
2456 | | {2, "Start Reporting RAI"}, |
2457 | | {0, NULL} |
2458 | | }; |
2459 | | |
2460 | | |
2461 | | static const value_string geographic_location_type[] = { |
2462 | | {0, "Cell Global Identification (CGI)"}, |
2463 | | {1, "Service Area Identity (SAI)"}, |
2464 | | {2, "Routing Area Identification (RAI)"}, |
2465 | | /* reserved for future used (3-->127) */ |
2466 | | /* values below used by Radius */ |
2467 | | {128, "TAI"}, |
2468 | | {129, "ECGI"}, |
2469 | | {130, "TAI & ECGI"}, |
2470 | | {131, "eNodeB ID"}, |
2471 | | {132, "TAI and eNodeB ID"}, |
2472 | | {133, "extended eNodeB ID"}, |
2473 | | {134, "TAI and extended eNodeB ID"}, |
2474 | | {135, "NCGI"}, |
2475 | | {136, "5GS TAI"}, |
2476 | | {137, "5GS TAI and NCGI"}, |
2477 | | {138, "NG-RAN Node ID"}, |
2478 | | {139, "5GS TAI and NG-RAN Node ID"}, |
2479 | | /* reserved for future used (140-->255) */ |
2480 | | {0, NULL} |
2481 | | }; |
2482 | | |
2483 | | static const value_string gtp_ext_hdr_pdu_ses_cont_pdu_type_vals[] = { |
2484 | | {0, "DL PDU SESSION INFORMATION"}, |
2485 | | {1, "UL PDU SESSION INFORMATION"}, |
2486 | | {0, NULL} |
2487 | | }; |
2488 | | |
2489 | | |
2490 | | #define MM_PROTO_GROUP_CALL_CONTROL 0x00 |
2491 | | #define MM_PROTO_BROADCAST_CALL_CONTROL 0x01 |
2492 | | #define MM_PROTO_PDSS1 0x02 |
2493 | | #define MM_PROTO_CALL_CONTROL 0x03 |
2494 | | #define MM_PROTO_PDSS2 0x04 |
2495 | | #define MM_PROTO_MM_NON_GPRS 0x05 |
2496 | | #define MM_PROTO_RR_MGMT 0x06 |
2497 | | #define MM_PROTO_MM_GPRS 0x08 |
2498 | | #define MM_PROTO_SMS 0x09 |
2499 | | #define MM_PROTO_SESSION_MGMT 0x0A |
2500 | | #define MM_PROTO_NON_CALL_RELATED 0x0B |
2501 | | |
2502 | | static GHashTable *gtpstat_msg_idx_hash; |
2503 | | |
2504 | | static void |
2505 | | gtpstat_init(struct register_srt* srt _U_, GArray* srt_array) |
2506 | 0 | { |
2507 | 0 | if (gtpstat_msg_idx_hash != NULL) { |
2508 | 0 | g_hash_table_destroy(gtpstat_msg_idx_hash); |
2509 | 0 | } |
2510 | 0 | gtpstat_msg_idx_hash = g_hash_table_new(g_direct_hash, g_direct_equal); |
2511 | |
|
2512 | 0 | init_srt_table("GTP Requests", NULL, srt_array, 0, NULL, NULL, NULL); |
2513 | 0 | } |
2514 | | |
2515 | | static tap_packet_status |
2516 | | gtpstat_packet(void *pss, packet_info *pinfo, epan_dissect_t *edt _U_, const void *prv, tap_flags_t flags _U_) |
2517 | 0 | { |
2518 | 0 | unsigned i = 0; |
2519 | 0 | srt_stat_table *gtp_srt_table; |
2520 | 0 | srt_data_t *data = (srt_data_t *)pss; |
2521 | 0 | const gtp_msg_hash_t *gtp=(const gtp_msg_hash_t *)prv; |
2522 | 0 | int idx = 0; |
2523 | | |
2524 | | /* we are only interested in reply packets */ |
2525 | 0 | if(gtp->is_request){ |
2526 | 0 | return TAP_PACKET_DONT_REDRAW; |
2527 | 0 | } |
2528 | | /* if we have not seen the request, just ignore it */ |
2529 | 0 | if(!gtp->req_frame){ |
2530 | 0 | return TAP_PACKET_DONT_REDRAW; |
2531 | 0 | } |
2532 | | |
2533 | | /* Redoing the message indexing is bit redundant (and keeps us from |
2534 | | * passing in the filter "gtp.message" in init_srt_table above), |
2535 | | * but using message type as such would yield a long gtp_srt_table. |
2536 | | */ |
2537 | | |
2538 | 0 | gtp_srt_table = g_array_index(data->srt_array, srt_stat_table*, i); |
2539 | |
|
2540 | 0 | idx = GPOINTER_TO_UINT(g_hash_table_lookup(gtpstat_msg_idx_hash, GUINT_TO_POINTER(gtp->msgtype))); |
2541 | | |
2542 | | /* Store the value incremented by 1 to avoid confusing index 0 with NULL */ |
2543 | 0 | if (idx == 0) { |
2544 | 0 | idx = g_hash_table_size(gtpstat_msg_idx_hash); |
2545 | 0 | g_hash_table_insert(gtpstat_msg_idx_hash, GUINT_TO_POINTER(gtp->msgtype), GUINT_TO_POINTER(idx + 1)); |
2546 | 0 | init_srt_table_row(gtp_srt_table, idx, val_to_str_ext_const(gtp->msgtype, >p_message_type_ext, "Unknown")); |
2547 | 0 | } else { |
2548 | 0 | idx -= 1; |
2549 | 0 | } |
2550 | |
|
2551 | 0 | add_srt_table_data(gtp_srt_table, idx, >p->req_time, pinfo); |
2552 | |
|
2553 | 0 | return TAP_PACKET_REDRAW; |
2554 | 0 | } |
2555 | | |
2556 | | |
2557 | | static dissector_handle_t eth_handle; |
2558 | | static dissector_handle_t ip_handle; |
2559 | | static dissector_handle_t ipv6_handle; |
2560 | | static dissector_handle_t ppp_handle; |
2561 | | static dissector_handle_t sync_handle; |
2562 | | static dissector_handle_t gtpcdr_handle; |
2563 | | static dissector_handle_t sndcpxid_handle; |
2564 | | static dissector_handle_t gtpv2_handle; |
2565 | | static dissector_handle_t bssgp_handle; |
2566 | | static dissector_handle_t pdcp_nr_handle; |
2567 | | static dissector_handle_t pdcp_lte_handle; |
2568 | | static dissector_handle_t gtp_tpdu_custom_handle; |
2569 | | static dissector_table_t bssap_pdu_type_table; |
2570 | | |
2571 | | static int proto_pdcp_lte; |
2572 | | |
2573 | | uint32_t gtp_session_count; |
2574 | | |
2575 | | /* Relation between frame -> session */ |
2576 | | wmem_map_t* session_table; |
2577 | | /* Relation between <teid,ip> -> frame */ |
2578 | | wmem_map_t* frame_map; |
2579 | | |
2580 | | typedef struct { |
2581 | | uint32_t teid; |
2582 | | address addr; |
2583 | | } gtp_info_t; |
2584 | | |
2585 | | static unsigned |
2586 | | gtp_info_hash(const void *key) |
2587 | 0 | { |
2588 | 0 | const gtp_info_t *k = (const gtp_info_t *)key; |
2589 | | |
2590 | | /* The TEID is likely unique, so just use it. */ |
2591 | 0 | return g_int_hash(&k->teid); |
2592 | 0 | } |
2593 | | |
2594 | | static gboolean |
2595 | | gtp_info_equal(const void *key1, const void *key2) |
2596 | 0 | { |
2597 | 0 | const gtp_info_t *a = (const gtp_info_t *)key1; |
2598 | 0 | const gtp_info_t *b = (const gtp_info_t *)key2; |
2599 | |
|
2600 | 0 | return (a->teid == b->teid && (cmp_address(&a->addr, &b->addr) == 0)); |
2601 | 0 | } |
2602 | | |
2603 | | /* GTP Session funcs*/ |
2604 | | uint32_t |
2605 | 0 | get_frame(address ip, uint32_t teid, uint32_t *frame) { |
2606 | 0 | gtp_info_t info; |
2607 | 0 | uint32_t *value; |
2608 | |
|
2609 | 0 | info.teid = teid; |
2610 | 0 | copy_address_shallow(&info.addr, &ip); |
2611 | 0 | value = wmem_map_lookup(frame_map, &info); |
2612 | 0 | if (value != NULL) { |
2613 | 0 | *frame = GPOINTER_TO_UINT(value); |
2614 | 0 | return 1; |
2615 | 0 | } |
2616 | 0 | return 0; |
2617 | 0 | } |
2618 | | |
2619 | | static gboolean |
2620 | 0 | frame_equal(void *key _U_, void *value, void *data){ |
2621 | 0 | uint32_t frame = GPOINTER_TO_UINT(data); |
2622 | |
|
2623 | 0 | return (GPOINTER_TO_UINT(value) == frame); |
2624 | 0 | } |
2625 | | |
2626 | | void |
2627 | 0 | remove_frame_info(uint32_t f) { |
2628 | | /* XXX: This iterates through the entire map and it is slow if done |
2629 | | * often. For large files with lots of removals, there are better |
2630 | | * alternatives, e.g. marking sessions as expired and then periodically |
2631 | | * removing all expired sessions from the map, or using a bijective |
2632 | | * map to coordinate removals. |
2633 | | */ |
2634 | 0 | wmem_map_foreach_remove(frame_map, frame_equal, GUINT_TO_POINTER(f)); |
2635 | 0 | } |
2636 | | |
2637 | | void |
2638 | 0 | add_gtp_session(uint32_t frame, uint32_t session) { |
2639 | |
|
2640 | 0 | wmem_map_insert(session_table, GUINT_TO_POINTER(frame), GUINT_TO_POINTER(session)); |
2641 | 0 | } |
2642 | | |
2643 | | bool |
2644 | 0 | teid_exists(uint32_t teid, wmem_list_t *teid_list) { |
2645 | 0 | wmem_list_frame_t *elem; |
2646 | 0 | uint32_t *info; |
2647 | 0 | bool found; |
2648 | 0 | found = false; |
2649 | 0 | elem = wmem_list_head(teid_list); |
2650 | 0 | while (!found && elem) { |
2651 | 0 | info = (uint32_t*)wmem_list_frame_data(elem); |
2652 | 0 | found = *info == teid; |
2653 | 0 | elem = wmem_list_frame_next(elem); |
2654 | 0 | } |
2655 | 0 | return found; |
2656 | 0 | } |
2657 | | |
2658 | | bool |
2659 | 0 | ip_exists(address ip, wmem_list_t *ip_list) { |
2660 | 0 | wmem_list_frame_t *elem; |
2661 | 0 | address *info; |
2662 | 0 | bool found; |
2663 | 0 | found = false; |
2664 | 0 | elem = wmem_list_head(ip_list); |
2665 | 0 | while (!found && elem) { |
2666 | 0 | info = (address*)wmem_list_frame_data(elem); |
2667 | 0 | found = addresses_equal(info, &ip); |
2668 | 0 | elem = wmem_list_frame_next(elem); |
2669 | 0 | } |
2670 | 0 | return found; |
2671 | 0 | } |
2672 | | |
2673 | | |
2674 | | /* wmem_map_foreach() callback used in fill_map() */ |
2675 | | static void |
2676 | 0 | remove_session_from_table(void *key, void *val, void *userdata) { |
2677 | 0 | unsigned fr = GPOINTER_TO_UINT(key); |
2678 | 0 | unsigned session = GPOINTER_TO_UINT(val); |
2679 | 0 | unsigned remove_session = GPOINTER_TO_UINT(userdata); |
2680 | | |
2681 | | /* If it's the session we are looking for, we remove all the frame information */ |
2682 | 0 | if (session == remove_session) { |
2683 | 0 | remove_frame_info(fr); |
2684 | 0 | } |
2685 | 0 | } |
2686 | | |
2687 | | void |
2688 | 0 | fill_map(wmem_list_t *teid_list, wmem_list_t *ip_list, uint32_t frame) { |
2689 | 0 | wmem_list_frame_t *elem_ip, *elem_teid; |
2690 | 0 | gtp_info_t *gtp_info; |
2691 | 0 | uint32_t teid, session; |
2692 | 0 | address *ip; |
2693 | | |
2694 | | /* XXX: This adds all combinations of addresses and TEIDs. It |
2695 | | * should only add matching pairs for a F-TEID, though this is |
2696 | | * difficult to determine for GTPv1 (especially if the check_etsi |
2697 | | * preference is off) unlike with GTPv2. |
2698 | | * It also should not add anything that uses the reserved TEID |
2699 | | * (0), such as happens in GTPv2 on S11/S4 interfaces for the |
2700 | | * PGW S5/S8 TEID on initial attach, etc. |
2701 | | */ |
2702 | 0 | elem_ip = wmem_list_head(ip_list); |
2703 | 0 | while (elem_ip) { |
2704 | 0 | ip = (address*)wmem_list_frame_data(elem_ip); |
2705 | | /* We loop over the teid list */ |
2706 | 0 | elem_teid = wmem_list_head(teid_list); |
2707 | 0 | while (elem_teid) { |
2708 | 0 | teid = *(uint32_t*)wmem_list_frame_data(elem_teid); |
2709 | 0 | gtp_info = wmem_new0(wmem_file_scope(), gtp_info_t); |
2710 | 0 | gtp_info->teid = teid; |
2711 | 0 | copy_address_wmem(wmem_file_scope(), >p_info->addr, ip); |
2712 | 0 | if (wmem_map_lookup(frame_map, gtp_info)) { |
2713 | | /* If the teid and ip already maps to a session, that means |
2714 | | * that we need to remove old info about that session */ |
2715 | | /* We look for its session ID */ |
2716 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(frame))); |
2717 | 0 | if (session) { |
2718 | | /* If the msg has the same session ID and it's not the upd req we have to remove its info */ |
2719 | 0 | wmem_map_foreach(session_table, remove_session_from_table, GUINT_TO_POINTER(session)); |
2720 | 0 | } |
2721 | 0 | } |
2722 | 0 | wmem_map_insert(frame_map, gtp_info, GUINT_TO_POINTER(frame)); |
2723 | 0 | elem_teid = wmem_list_frame_next(elem_teid); |
2724 | 0 | } |
2725 | 0 | elem_ip = wmem_list_frame_next(elem_ip); |
2726 | 0 | } |
2727 | 0 | } |
2728 | | |
2729 | | bool |
2730 | 0 | is_cause_accepted(uint8_t cause, uint32_t version) { |
2731 | 0 | if (version == 1) { |
2732 | 0 | return cause == 128 || cause == 129 || cause == 130; |
2733 | 0 | } |
2734 | 0 | else if (version == 2) { |
2735 | 0 | return cause == 16 || cause == 17 || cause == 18 || cause == 19; |
2736 | 0 | } |
2737 | 0 | return false; |
2738 | 0 | } |
2739 | | |
2740 | | static int decode_gtp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2741 | | static int decode_gtp_imsi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2742 | | static int decode_gtp_rai(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2743 | | static int decode_gtp_tlli(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2744 | | static int decode_gtp_ptmsi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2745 | | static int decode_gtp_qos_gprs(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2746 | | static int decode_gtp_reorder(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2747 | | static int decode_gtp_auth_tri(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2748 | | static int decode_gtp_map_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2749 | | static int decode_gtp_ptmsi_sig(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2750 | | static int decode_gtp_ms_valid(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2751 | | static int decode_gtp_recovery(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2752 | | static int decode_gtp_sel_mode(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2753 | | static int decode_gtp_16(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2754 | | static int decode_gtp_17(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2755 | | static int decode_gtp_18(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2756 | | static int decode_gtp_19(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2757 | | static int decode_gtp_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2758 | | static int decode_gtp_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2759 | | static int decode_gtp_rab_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2760 | | static int decode_gtp_rp_sms(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2761 | | static int decode_gtp_rp(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2762 | | static int decode_gtp_pkt_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2763 | | static int decode_gtp_chrg_char(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2764 | | static int decode_gtp_trace_ref(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2765 | | static int decode_gtp_trace_type(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2766 | | static int decode_gtp_ms_reason(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2767 | | static int decode_gtp_tr_comm(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2768 | | static int decode_gtp_chrg_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2769 | | static int decode_gtp_user_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2770 | | static int decode_gtp_mm_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2771 | | static int decode_gtp_pdp_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2772 | | static int decode_gtp_apn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2773 | | static int decode_gtp_gsn_addr_common(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args, const char * tree_name, int hf_ipv4, int hf_ipv6); |
2774 | | static int decode_gtp_gsn_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2775 | | static int decode_gtp_sgsn_addr_for_control_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2776 | | static int decode_gtp_sgsn_addr_for_user_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2777 | | static int decode_gtp_ggsn_addr_for_control_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2778 | | static int decode_gtp_ggsn_addr_for_user_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args); |
2779 | | static int decode_gtp_proto_conf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2780 | | static int decode_gtp_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2781 | | static int decode_gtp_qos_umts(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2782 | | static int decode_gtp_auth_qui(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2783 | | static int decode_gtp_tft(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2784 | | static int decode_gtp_target_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2785 | | static int decode_gtp_utran_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2786 | | static int decode_gtp_rab_setup(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2787 | | static int decode_gtp_hdr_list(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2788 | | static int decode_gtp_trigger_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2789 | | static int decode_gtp_omc_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2790 | | |
2791 | | static int decode_gtp_ran_tr_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2792 | | static int decode_gtp_pdp_cont_prio(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2793 | | static int decode_gtp_add_rab_setup_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2794 | | static int decode_gtp_sgsn_no(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2795 | | static int decode_gtp_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2796 | | static int decode_gtp_apn_res(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2797 | | static int decode_gtp_ra_prio_lcs(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2798 | | static int decode_gtp_rat_type(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2799 | | static int decode_gtp_usr_loc_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2800 | | static int decode_gtp_ms_time_zone(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2801 | | static int decode_gtp_imeisv(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2802 | | static int decode_gtp_camel_chg_inf_con(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2803 | | static int decode_gtp_mbms_ue_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2804 | | static int decode_gtp_tmgi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2805 | | static int decode_gtp_rim_ra(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2806 | | static int decode_gtp_mbms_prot_conf_opt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2807 | | static int decode_gtp_mbms_sa(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2808 | | static int decode_gtp_src_rnc_pdp_ctx_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2809 | | static int decode_gtp_add_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2810 | | static int decode_gtp_hop_count(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2811 | | static int decode_gtp_sel_plmn_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2812 | | static int decode_gtp_mbms_ses_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2813 | | static int decode_gtp_mbms_2g_3g_ind(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2814 | | static int decode_gtp_enh_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2815 | | static int decode_gtp_mbms_ses_dur(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2816 | | static int decode_gtp_add_mbms_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2817 | | static int decode_gtp_mbms_ses_id_rep_no(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2818 | | static int decode_gtp_mbms_time_to_data_tr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2819 | | static int decode_gtp_ps_ho_req_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2820 | | static int decode_gtp_bss_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2821 | | static int decode_gtp_cell_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2822 | | static int decode_gtp_pdu_no(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2823 | | static int decode_gtp_bssgp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2824 | | static int decode_gtp_mbms_bearer_cap(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2825 | | static int decode_gtp_rim_ra_disc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2826 | | static int decode_gtp_lst_set_up_pfc(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2827 | | static int decode_gtp_ps_handover_xid(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2828 | | static int decode_gtp_direct_tnl_flg(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2829 | | static int decode_gtp_ms_inf_chg_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2830 | | static int decode_gtp_corrl_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2831 | | static int decode_gtp_fqdn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2832 | | static int decode_gtp_evolved_allc_rtn_p1(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2833 | | static int decode_gtp_evolved_allc_rtn_p2(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2834 | | static int decode_gtp_extended_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2835 | | static int decode_gtp_uci(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2836 | | static int decode_gtp_csg_inf_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2837 | | static int decode_gtp_csg_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2838 | | static int decode_gtp_cmi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2839 | | static int decode_gtp_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2840 | | static int decode_gtp_ue_network_cap(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2841 | | static int decode_gtp_ue_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2842 | | static int decode_gtp_apn_ambr_with_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2843 | | static int decode_gtp_ggsn_back_off_time(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2844 | | static int decode_gtp_sig_pri_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2845 | | static int decode_gtp_sig_pri_ind_w_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2846 | | static int decode_gtp_higher_br_16mb_flg(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2847 | | static int decode_gtp_max_mbr_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2848 | | static int decode_gtp_add_mm_ctx_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2849 | | static int decode_gtp_add_flgs_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2850 | | static int decode_gtp_stn_sr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2851 | | static int decode_gtp_c_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2852 | | static int decode_gtp_ext_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2853 | | static int decode_gtp_ext_enodeb_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2854 | | static int decode_gtp_ext_sel_mode_w_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2855 | | static int decode_gtp_ext_uli_timestamp(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2856 | | static int decode_gtp_ext_lhn_id_w_sapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2857 | | static int decode_gtp_ext_cn_op_sel_entity(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2858 | | static int decode_gtp_ue_usage_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2859 | | static int decode_gtp_extended_common_flgs_II(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2860 | | static int decode_gtp_ext_node_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2861 | | static int decode_gtp_ciot_opt_sup_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2862 | | static int decode_gtp_scef_pdn_conn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2863 | | static int decode_gtp_iov_updates_counter(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2864 | | static int decode_gtp_mapped_ue_usage_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2865 | | static int decode_gtp_up_fun_sel_ind_flags(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2866 | | |
2867 | | static int decode_gtp_bearer_cntrl_mod(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2868 | | static int decode_gtp_mbms_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2869 | | static int decode_gtp_mbms_ip_mcast_dist(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2870 | | static int decode_gtp_mbms_dist_ack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2871 | | static int decode_gtp_reliable_irat_ho_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2872 | | static int decode_gtp_rfsp_index(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_); |
2873 | | |
2874 | | static int decode_gtp_chrg_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2875 | | static int decode_gtp_rel_pack(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2876 | | static int decode_gtp_can_pack(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2877 | | static int decode_gtp_data_req(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2878 | | static int decode_gtp_data_resp(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2879 | | static int decode_gtp_node_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2880 | | static int decode_gtp_priv_ext(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2881 | | static int decode_gtp_unknown(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_); |
2882 | | |
2883 | | typedef struct { |
2884 | | int optcode; |
2885 | | int (*decode) (tvbuff_t *, int, packet_info *, proto_tree *, session_args_t *); |
2886 | | } gtp_opt_t; |
2887 | | |
2888 | | static const gtp_opt_t gtpopt[] = { |
2889 | | /* 0x01 */ {GTP_EXT_CAUSE, decode_gtp_cause}, |
2890 | | /* 0x02 */ {GTP_EXT_IMSI, decode_gtp_imsi}, |
2891 | | /* 0x03 */ {GTP_EXT_RAI, decode_gtp_rai}, |
2892 | | /* 0x04 */ {GTP_EXT_TLLI, decode_gtp_tlli}, |
2893 | | /* 0x05 */ {GTP_EXT_PTMSI, decode_gtp_ptmsi}, |
2894 | | /* 0x06 */ {GTP_EXT_QOS_GPRS, decode_gtp_qos_gprs}, |
2895 | | /* 0x07 */ |
2896 | | /* 0x08 */ {GTP_EXT_REORDER, decode_gtp_reorder}, |
2897 | | /* 0x09 */ {GTP_EXT_AUTH_TRI, decode_gtp_auth_tri}, |
2898 | | /* 0x0a */ |
2899 | | /* 0x0b */ {GTP_EXT_MAP_CAUSE, decode_gtp_map_cause}, |
2900 | | /* 0x0c */ {GTP_EXT_PTMSI_SIG, decode_gtp_ptmsi_sig}, |
2901 | | /* 0x0d */ {GTP_EXT_MS_VALID, decode_gtp_ms_valid}, |
2902 | | /* 0x0e */ {GTP_EXT_RECOVER, decode_gtp_recovery}, |
2903 | | /* 0x0f */ {GTP_EXT_SEL_MODE, decode_gtp_sel_mode}, |
2904 | | /* 0x10 */ {GTP_EXT_16, decode_gtp_16}, |
2905 | | /* 0x11 */ {GTP_EXT_17, decode_gtp_17}, |
2906 | | /* 0x12 */ {GTP_EXT_18, decode_gtp_18}, |
2907 | | /* 0x13 */ {GTP_EXT_19, decode_gtp_19}, |
2908 | | /* 0x14 */ {GTP_EXT_NSAPI, decode_gtp_nsapi}, |
2909 | | /* 0x15 */ {GTP_EXT_RANAP_CAUSE, decode_gtp_ranap_cause}, |
2910 | | /* 0x16 */ {GTP_EXT_RAB_CNTXT, decode_gtp_rab_cntxt}, |
2911 | | /* 0x17 */ {GTP_EXT_RP_SMS, decode_gtp_rp_sms}, |
2912 | | /* 0x18 */ {GTP_EXT_RP, decode_gtp_rp}, |
2913 | | /* 0x19 */ {GTP_EXT_PKT_FLOW_ID, decode_gtp_pkt_flow_id}, |
2914 | | /* 0x1a */ {GTP_EXT_CHRG_CHAR, decode_gtp_chrg_char}, |
2915 | | /* 0x1b */ {GTP_EXT_TRACE_REF, decode_gtp_trace_ref}, |
2916 | | /* 0x1c */ {GTP_EXT_TRACE_TYPE, decode_gtp_trace_type}, |
2917 | | /* 0x1d */ {GTPv1_EXT_MS_REASON, decode_gtp_ms_reason}, |
2918 | | |
2919 | | /* 0x7e */ {GTP_EXT_TR_COMM, decode_gtp_tr_comm}, |
2920 | | /* 0x7f */ {GTP_EXT_CHRG_ID, decode_gtp_chrg_id}, |
2921 | | /* 0x80 */ {GTP_EXT_USER_ADDR, decode_gtp_user_addr}, |
2922 | | /* 0x81 */ {GTP_EXT_MM_CNTXT, decode_gtp_mm_cntxt}, |
2923 | | /* 0x82 */ {GTP_EXT_PDP_CNTXT, decode_gtp_pdp_cntxt}, |
2924 | | /* 0x83 */ {GTP_EXT_APN, decode_gtp_apn}, |
2925 | | /* 0x84 */ {GTP_EXT_PROTO_CONF, decode_gtp_proto_conf}, |
2926 | | /* 0x85 */ {GTP_EXT_GSN_ADDR, decode_gtp_gsn_addr}, |
2927 | | /* 0x86 */ {GTP_EXT_MSISDN, decode_gtp_msisdn}, |
2928 | | /* 0x87 */ {GTP_EXT_QOS_UMTS, decode_gtp_qos_umts}, /* 3G */ |
2929 | | /* 0x88 */ {GTP_EXT_AUTH_QUI, decode_gtp_auth_qui}, /* 3G */ |
2930 | | /* 0x89 */ {GTP_EXT_TFT, decode_gtp_tft}, /* 3G */ |
2931 | | /* 0x8a */ {GTP_EXT_TARGET_ID, decode_gtp_target_id}, /* 3G */ |
2932 | | /* 0x8b */ {GTP_EXT_UTRAN_CONT, decode_gtp_utran_cont}, /* 3G */ |
2933 | | /* 0x8c */ {GTP_EXT_RAB_SETUP, decode_gtp_rab_setup}, /* 3G */ |
2934 | | /* 0x8d */ {GTP_EXT_HDR_LIST, decode_gtp_hdr_list}, /* 3G */ |
2935 | | /* 0x8e */ {GTP_EXT_TRIGGER_ID, decode_gtp_trigger_id}, /* 3G */ |
2936 | | /* 0x8f */ {GTP_EXT_OMC_ID, decode_gtp_omc_id}, /* 3G */ |
2937 | | /* TS 29 060 V6.11.0 */ |
2938 | | /* 0x90 */ {GTP_EXT_RAN_TR_CONT, decode_gtp_ran_tr_cont}, /* 7.7.43 */ |
2939 | | /* 0x91 */ {GTP_EXT_PDP_CONT_PRIO, decode_gtp_pdp_cont_prio}, /* 7.7.45 */ |
2940 | | /* 0x92 */ {GTP_EXT_ADD_RAB_SETUP_INF, decode_gtp_add_rab_setup_inf}, /* 7.7.45A */ |
2941 | | /* 0x93 */ {GTP_EXT_SGSN_NO, decode_gtp_sgsn_no}, /* 7.7.47 */ |
2942 | | /* 0x94 */ {GTP_EXT_COMMON_FLGS, decode_gtp_common_flgs}, /* 7.7.48 */ |
2943 | | /* 0x95 */ {GTP_EXT_APN_RES, decode_gtp_apn_res}, /* 3G */ |
2944 | | /* 0x96 */ {GTP_EXT_RA_PRIO_LCS, decode_gtp_ra_prio_lcs}, /* 7.7.25B */ |
2945 | | /* 0x97 */ {GTP_EXT_RAT_TYPE, decode_gtp_rat_type}, /* 3G */ |
2946 | | /* 0x98 */ {GTP_EXT_USR_LOC_INF, decode_gtp_usr_loc_inf}, /* 7.7.51 */ |
2947 | | /* 0x99 */ {GTP_EXT_MS_TIME_ZONE, decode_gtp_ms_time_zone}, /* 7.7.52 */ |
2948 | | /* 0x9a */ {GTP_EXT_IMEISV, decode_gtp_imeisv}, /* 3G 7.7.53 */ |
2949 | | /* 0x9b */ {GTP_EXT_CAMEL_CHG_INF_CON, decode_gtp_camel_chg_inf_con}, /* 7.7.54 */ |
2950 | | /* 0x9c */ {GTP_EXT_MBMS_UE_CTX, decode_gtp_mbms_ue_ctx}, /* 7.7.55 */ |
2951 | | /* 0x9d */ {GTP_EXT_TMGI, decode_gtp_tmgi}, /* 7.7.56 */ |
2952 | | /* 0x9e */ {GTP_EXT_RIM_RA, decode_gtp_rim_ra}, /* 7.7.57 */ |
2953 | | /* 0x9f */ {GTP_EXT_MBMS_PROT_CONF_OPT, decode_gtp_mbms_prot_conf_opt}, /* 7.7.58 */ |
2954 | | /* 0xa0 */ {GTP_EXT_MBMS_SA, decode_gtp_mbms_sa}, /* 7.7.60 */ |
2955 | | /* 0xa1 */ {GTP_EXT_SRC_RNC_PDP_CTX_INF, decode_gtp_src_rnc_pdp_ctx_inf}, /* 7.7.61 */ |
2956 | | /* 0xa2 */ {GTP_EXT_ADD_TRS_INF, decode_gtp_add_trs_inf}, /* 7.7.62 */ |
2957 | | /* 0xa3 */ {GTP_EXT_HOP_COUNT, decode_gtp_hop_count}, /* 7.7.63 */ |
2958 | | /* 0xa4 */ {GTP_EXT_SEL_PLMN_ID, decode_gtp_sel_plmn_id}, /* 7.7.64 */ |
2959 | | /* 0xa5 */ {GTP_EXT_MBMS_SES_ID, decode_gtp_mbms_ses_id}, /* 7.7.65 */ |
2960 | | /* 0xa6 */ {GTP_EXT_MBMS_2G_3G_IND, decode_gtp_mbms_2g_3g_ind}, /* 7.7.66 */ |
2961 | | /* 0xa7 */ {GTP_EXT_ENH_NSAPI, decode_gtp_enh_nsapi}, /* 7.7.67 */ |
2962 | | /* 0xa8 */ {GTP_EXT_MBMS_SES_DUR, decode_gtp_mbms_ses_dur}, /* 7.7.59 */ |
2963 | | /* 0xa9 */ {GTP_EXT_ADD_MBMS_TRS_INF, decode_gtp_add_mbms_trs_inf}, /* 7.7.68 */ |
2964 | | /* 0xaa */ {GTP_EXT_MBMS_SES_ID_REP_NO, decode_gtp_mbms_ses_id_rep_no}, /* 7.7.69 */ |
2965 | | /* 0xab */ {GTP_EXT_MBMS_TIME_TO_DATA_TR, decode_gtp_mbms_time_to_data_tr}, /* 7.7.70 */ |
2966 | | /* 0xac */ {GTP_EXT_PS_HO_REQ_CTX, decode_gtp_ps_ho_req_ctx}, /* 7.7.71 */ |
2967 | | /* 0xad */ {GTP_EXT_BSS_CONT, decode_gtp_bss_cont}, /* 7.7.72 */ |
2968 | | /* 0xae */ {GTP_EXT_CELL_ID, decode_gtp_cell_id}, /* 7.7.73 */ |
2969 | | /* 0xaf */ {GTP_EXT_PDU_NO, decode_gtp_pdu_no}, /* 7.7.74 */ |
2970 | | /* 0xb0 */ {GTP_EXT_BSSGP_CAUSE, decode_gtp_bssgp_cause}, /* 7.7.75 */ |
2971 | | /* 0xb1 */ {GTP_EXT_REQ_MBMS_BEARER_CAP, decode_gtp_mbms_bearer_cap}, /* 7.7.76 */ |
2972 | | /* 0xb2 */ {GTP_EXT_RIM_ROUTING_ADDR_DISC, decode_gtp_rim_ra_disc}, /* 7.7.77 */ |
2973 | | /* 0xb3 */ {GTP_EXT_LIST_OF_SETUP_PFCS, decode_gtp_lst_set_up_pfc}, /* 7.7.78 */ |
2974 | | /* 0xb4 */ {GTP_EXT_PS_HANDOVER_XIP_PAR, decode_gtp_ps_handover_xid}, /* 7.7.79 */ |
2975 | | /* 0xb5 */ {GTP_EXT_MS_INF_CHG_REP_ACT, decode_gtp_ms_inf_chg_rep_act}, /* 7.7.80 */ |
2976 | | /* 0xb6 */ {GTP_EXT_DIRECT_TUNNEL_FLGS, decode_gtp_direct_tnl_flg}, /* 7.7.81 */ |
2977 | | /* 0xb7 */ {GTP_EXT_CORRELATION_ID, decode_gtp_corrl_id}, /* 7.7.82 */ |
2978 | | /* 0xb8 */ {GTP_EXT_BEARER_CONTROL_MODE, decode_gtp_bearer_cntrl_mod}, /* 7.7.83 */ |
2979 | | /* 0xb9 */ {GTP_EXT_MBMS_FLOW_ID, decode_gtp_mbms_flow_id}, /* 7.7.84 */ |
2980 | | /* 0xba */ {GTP_EXT_MBMS_IP_MCAST_DIST, decode_gtp_mbms_ip_mcast_dist}, /* 7.7.85 */ |
2981 | | /* 0xba */ {GTP_EXT_MBMS_DIST_ACK, decode_gtp_mbms_dist_ack}, /* 7.7.86 */ |
2982 | | /* 0xbc */ {GTP_EXT_RELIABLE_IRAT_HO_INF, decode_gtp_reliable_irat_ho_inf}, /* 7.7.87 */ |
2983 | | /* 0xbd */ {GTP_EXT_RFSP_INDEX, decode_gtp_rfsp_index}, /* 7.7.88 */ |
2984 | | |
2985 | | /* 0xbe */ {GTP_EXT_FQDN, decode_gtp_fqdn}, /* 7.7.90 */ |
2986 | | /* 0xbf */ {GTP_EXT_EVO_ALLO_RETE_P1, decode_gtp_evolved_allc_rtn_p1}, /* 7.7.91 */ |
2987 | | /* 0xc0 */ {GTP_EXT_EVO_ALLO_RETE_P2, decode_gtp_evolved_allc_rtn_p2}, /* 7.7.92 */ |
2988 | | /* 0xc1 */ {GTP_EXT_EXTENDED_COMMON_FLGS, decode_gtp_extended_common_flgs}, /* 7.7.93 */ |
2989 | | /* 0xc2 */ {GTP_EXT_UCI, decode_gtp_uci}, /* 7.7.94 */ |
2990 | | /* 0xc3 */ {GTP_EXT_CSG_INF_REP_ACT, decode_gtp_csg_inf_rep_act}, /* 7.7.95 */ |
2991 | | /* 0xc4 */ {GTP_EXT_CSG_ID, decode_gtp_csg_id}, /* 7.7.96 */ |
2992 | | /* 0xc5 */ {GTP_EXT_CMI, decode_gtp_cmi}, /* 7.7.97 */ |
2993 | | /* 0xc6 */ {GTP_EXT_AMBR, decode_gtp_apn_ambr}, /* 7.7.98 */ |
2994 | | /* 0xc7 */ {GTP_EXT_UE_NETWORK_CAP, decode_gtp_ue_network_cap}, /* 7.7.99 */ |
2995 | | /* 0xc8 */ {GTP_EXT_UE_AMBR, decode_gtp_ue_ambr}, /* 7.7.100 */ |
2996 | | /* 0xc9 */ {GTP_EXT_APN_AMBR_WITH_NSAPI, decode_gtp_apn_ambr_with_nsapi}, /* 7.7.101 */ |
2997 | | /* 0xCA */ {GTP_EXT_GGSN_BACK_OFF_TIME, decode_gtp_ggsn_back_off_time}, /* 7.7.102 */ |
2998 | | /* 0xCB */ {GTP_EXT_SIG_PRI_IND, decode_gtp_sig_pri_ind}, /* 7.7.103 */ |
2999 | | /* 0xCC */ {GTP_EXT_SIG_PRI_IND_W_NSAPI, decode_gtp_sig_pri_ind_w_nsapi}, /* 7.7.104 */ |
3000 | | /* 0xCD */ {GTP_EXT_HIGHER_BR_16MB_FLG, decode_gtp_higher_br_16mb_flg}, /* 7.7.105 */ |
3001 | | /* 0xCE */ {GTP_EXT_MAX_MBR_APN_AMBR, decode_gtp_max_mbr_apn_ambr}, /* 7.7.106 */ |
3002 | | /* 0xCF */ {GTP_EXT_ADD_MM_CTX_SRVCC, decode_gtp_add_mm_ctx_srvcc}, /* 7.7.107 */ |
3003 | | /* 0xD0 */ {GTP_EXT_ADD_FLGS_SRVCC, decode_gtp_add_flgs_srvcc}, /* 7.7.108 */ |
3004 | | /* 0xD1 */ {GTP_EXT_STN_SR, decode_gtp_stn_sr}, /* 7.7.109 */ |
3005 | | /* 0xD2 */ {GTP_EXT_C_MSISDN, decode_gtp_c_msisdn}, /* 7.7.110 */ |
3006 | | /* 0xD3 */ {GTP_EXT_EXT_RANAP_CAUSE, decode_gtp_ext_ranap_cause}, /* 7.7.111 */ |
3007 | | /* 0xD4 */ {GTP_EXT_ENODEB_ID, decode_gtp_ext_enodeb_id }, /* 7.7.112 */ |
3008 | | /* 0xD5 */ {GTP_EXT_SEL_MODE_W_NSAPI, decode_gtp_ext_sel_mode_w_nsapi }, /* 7.7.113 */ |
3009 | | /* 0xD6 */ {GTP_EXT_ULI_TIMESTAMP, decode_gtp_ext_uli_timestamp }, /* 7.7.114 */ |
3010 | | /* 0xD7 */ {GTP_EXT_LHN_ID_W_SAPI, decode_gtp_ext_lhn_id_w_sapi }, /* 7.7.115 */ |
3011 | | /* 0xD8 */ {GTP_EXT_CN_OP_SEL_ENTITY, decode_gtp_ext_cn_op_sel_entity }, /* 7.7.116 */ |
3012 | | /* 0xD9 */ {GTP_EXT_UE_USAGE_TYPE, decode_gtp_ue_usage_type }, /* 7.7.117 */ |
3013 | | /* 0xDA */ {GTP_EXT_EXT_COMMON_FLGS_II, decode_gtp_extended_common_flgs_II }, /* 7.7.118 */ |
3014 | | /* 0xDB */ {GTP_EXT_NODE_IDENTIFIER, decode_gtp_ext_node_id }, /* 7.7.119 */ |
3015 | | /* 0xDC */ {GTP_EXT_CIOT_OPT_SUP_IND, decode_gtp_ciot_opt_sup_ind }, /* 7.7.120 */ |
3016 | | /* 0xDD */ {GTP_EXT_SCEF_PDN_CONNECTION, decode_gtp_scef_pdn_conn }, /* 7.7.121 */ |
3017 | | /* 0xDE */ {GTP_EXT_IOV_UPDATES_COUNTER, decode_gtp_iov_updates_counter }, /* 7.7.122 */ |
3018 | | /* 0xDF */ {GTP_EXT_MAPPED_UE_USAGE_TYPE, decode_gtp_mapped_ue_usage_type }, /* 7.7.123 */ |
3019 | | /* 0xE0 */ {GTP_EXT_UP_FUN_SEL_IND_FLAGS, decode_gtp_up_fun_sel_ind_flags }, /* 7.7.124 */ |
3020 | | |
3021 | | /* 0xf9 */ {GTP_EXT_REL_PACK, decode_gtp_rel_pack }, /* charging */ |
3022 | | /* 0xfa */ {GTP_EXT_CAN_PACK, decode_gtp_can_pack}, /* charging */ |
3023 | | /* 0xfb */ {GTP_EXT_CHRG_ADDR, decode_gtp_chrg_addr}, |
3024 | | |
3025 | | /* 0xfc */ {GTP_EXT_DATA_REQ, decode_gtp_data_req}, /* charging */ |
3026 | | /* 0xfd */ {GTP_EXT_DATA_RESP, decode_gtp_data_resp}, /* charging */ |
3027 | | /* 0xfe */ {GTP_EXT_NODE_ADDR, decode_gtp_node_addr}, |
3028 | | /* 0xff */ {GTP_EXT_PRIV_EXT, decode_gtp_priv_ext}, |
3029 | | {0, decode_gtp_unknown} |
3030 | | }; |
3031 | | |
3032 | 3.58k | #define NUM_GTP_IES 255 |
3033 | | static int ett_gtp_ies[NUM_GTP_IES]; |
3034 | | |
3035 | | static uint8_t gtp_version; |
3036 | | |
3037 | 4.87k | #define BCD2CHAR(d) ((d) | 0x30) |
3038 | | |
3039 | | static char * |
3040 | | id_to_str(tvbuff_t *tvb, int offset) |
3041 | 399 | { |
3042 | 399 | static char str[17] = " "; |
3043 | 399 | uint8_t bits8to5, bits4to1; |
3044 | 399 | int i, j; |
3045 | 399 | uint8_t ad; |
3046 | | |
3047 | 3.57k | for (i = j = 0; i < 8; i++) { |
3048 | 3.17k | ad = tvb_get_uint8(tvb, offset + i); |
3049 | 3.17k | bits8to5 = hi_nibble(ad); |
3050 | 3.17k | bits4to1 = lo_nibble(ad); |
3051 | 3.17k | if (bits4to1 <= 9) |
3052 | 2.26k | str[j++] = BCD2CHAR(bits4to1); |
3053 | 904 | else |
3054 | 904 | str[j++] = ' '; |
3055 | 3.17k | if (bits8to5 <= 9) |
3056 | 2.61k | str[j++] = BCD2CHAR(bits8to5); |
3057 | 562 | else |
3058 | 562 | str[j++] = ' '; |
3059 | 3.17k | } |
3060 | 399 | str[j] = '\0'; |
3061 | 399 | return str; |
3062 | 399 | } |
3063 | | |
3064 | | |
3065 | | /* Next definitions and function check_field_presence_and_decoder checks if given field |
3066 | | * in GTP packet is compliant with ETSI |
3067 | | */ |
3068 | | typedef int (ie_decoder) (tvbuff_t *, int, packet_info *, proto_tree *, session_args_t *); |
3069 | | |
3070 | | typedef struct { |
3071 | | uint8_t code; |
3072 | | uint8_t presence; |
3073 | | ie_decoder *alt_decoder; |
3074 | | } ext_header; |
3075 | | |
3076 | | typedef struct { |
3077 | | uint8_t code; |
3078 | | ext_header fields[46]; |
3079 | | } _gtp_mess_items; |
3080 | | |
3081 | | /* --------------------- |
3082 | | * GPRS messages |
3083 | | * ---------------------*/ |
3084 | | static const _gtp_mess_items gprs_mess_items[] = { |
3085 | | |
3086 | | { |
3087 | | GTP_MSG_ECHO_REQ, { |
3088 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3089 | | {0, 0, NULL} |
3090 | | } |
3091 | | }, |
3092 | | { |
3093 | | GTP_MSG_ECHO_RESP, { |
3094 | | {GTP_EXT_RECOVER, GTP_MANDATORY, NULL}, |
3095 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3096 | | {0, 0, NULL} |
3097 | | } |
3098 | | }, |
3099 | | { |
3100 | | GTP_MSG_VER_NOT_SUPP, { |
3101 | | {0, 0, NULL} |
3102 | | } |
3103 | | }, |
3104 | | { |
3105 | | GTP_MSG_NODE_ALIVE_REQ, { |
3106 | | {GTP_EXT_NODE_ADDR, GTP_MANDATORY, NULL}, |
3107 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3108 | | {0, 0, NULL} |
3109 | | } |
3110 | | }, |
3111 | | { |
3112 | | GTP_MSG_NODE_ALIVE_RESP, { |
3113 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3114 | | {0, 0, NULL} |
3115 | | } |
3116 | | }, |
3117 | | { |
3118 | | GTP_MSG_REDIR_REQ, { |
3119 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3120 | | {GTP_EXT_NODE_ADDR, GTP_OPTIONAL, NULL}, |
3121 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3122 | | {0, 0, NULL} |
3123 | | } |
3124 | | }, |
3125 | | { |
3126 | | GTP_MSG_REDIR_RESP, { |
3127 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3128 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3129 | | {0, 0, NULL} |
3130 | | } |
3131 | | }, |
3132 | | { |
3133 | | GTP_MSG_CREATE_PDP_REQ, { |
3134 | | {GTP_EXT_QOS_GPRS, GTP_MANDATORY, NULL}, |
3135 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3136 | | {GTP_EXT_SEL_MODE, GTP_MANDATORY, NULL}, |
3137 | | {GTP_EXT_FLOW_LABEL, GTP_MANDATORY, NULL}, |
3138 | | {GTP_EXT_FLOW_SIG, GTP_MANDATORY, NULL}, |
3139 | | {GTP_EXT_MSISDN, GTP_MANDATORY, NULL}, |
3140 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, |
3141 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, |
3142 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, |
3143 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3144 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3145 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3146 | | {0, 0, NULL} |
3147 | | } |
3148 | | }, |
3149 | | { |
3150 | | GTP_MSG_CREATE_PDP_RESP, { |
3151 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3152 | | {GTP_EXT_QOS_GPRS, GTP_CONDITIONAL, NULL}, |
3153 | | {GTP_EXT_REORDER, GTP_CONDITIONAL, NULL}, |
3154 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3155 | | {GTP_EXT_FLOW_LABEL, GTP_CONDITIONAL, NULL}, |
3156 | | {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL, NULL}, |
3157 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, |
3158 | | {GTP_EXT_USER_ADDR, GTP_CONDITIONAL, NULL}, |
3159 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, |
3160 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3161 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3162 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, |
3163 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3164 | | {0, 0, NULL} |
3165 | | } |
3166 | | }, |
3167 | | { |
3168 | | GTP_MSG_UPDATE_PDP_REQ, { |
3169 | | {GTP_EXT_QOS_GPRS, GTP_MANDATORY, NULL}, |
3170 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3171 | | {GTP_EXT_FLOW_LABEL, GTP_MANDATORY, NULL}, |
3172 | | {GTP_EXT_FLOW_SIG, GTP_MANDATORY, NULL}, |
3173 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3174 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3175 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3176 | | {0, 0, NULL}, |
3177 | | } |
3178 | | }, |
3179 | | { |
3180 | | GTP_MSG_UPDATE_PDP_RESP, { |
3181 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3182 | | {GTP_EXT_QOS_GPRS, GTP_CONDITIONAL, NULL}, |
3183 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3184 | | {GTP_EXT_FLOW_LABEL, GTP_CONDITIONAL, NULL}, |
3185 | | {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL, NULL}, |
3186 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, |
3187 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3188 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3189 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, |
3190 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3191 | | {0, 0, NULL} |
3192 | | } |
3193 | | }, |
3194 | | { |
3195 | | GTP_MSG_DELETE_PDP_REQ, { |
3196 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3197 | | {0, 0, NULL} |
3198 | | } |
3199 | | }, |
3200 | | { |
3201 | | GTP_MSG_DELETE_PDP_RESP, { |
3202 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3203 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3204 | | {0, 0, NULL}, |
3205 | | } |
3206 | | }, |
3207 | | { |
3208 | | GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ, { |
3209 | | {GTP_EXT_QOS_GPRS, GTP_MANDATORY, NULL}, |
3210 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3211 | | {GTP_EXT_SEL_MODE, GTP_MANDATORY, NULL}, |
3212 | | {GTP_EXT_FLOW_LABEL, GTP_MANDATORY, NULL}, |
3213 | | {GTP_EXT_FLOW_SIG, GTP_MANDATORY, NULL}, |
3214 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, |
3215 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, |
3216 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, |
3217 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3218 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3219 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3220 | | {0, 0, NULL} |
3221 | | } |
3222 | | }, |
3223 | | { |
3224 | | GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP, { |
3225 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3226 | | {GTP_EXT_QOS_GPRS, GTP_CONDITIONAL, NULL}, |
3227 | | {GTP_EXT_REORDER, GTP_CONDITIONAL, NULL}, |
3228 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3229 | | {GTP_EXT_FLOW_LABEL, GTP_CONDITIONAL, NULL}, |
3230 | | {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL, NULL}, |
3231 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, |
3232 | | {GTP_EXT_USER_ADDR, GTP_CONDITIONAL, NULL}, |
3233 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, |
3234 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3235 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3236 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, |
3237 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3238 | | {0, 0, NULL} |
3239 | | } |
3240 | | }, |
3241 | | { |
3242 | | GTP_MSG_DELETE_AA_PDP_REQ, { |
3243 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3244 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3245 | | {0, 0, NULL} |
3246 | | } |
3247 | | }, |
3248 | | { |
3249 | | GTP_MSG_DELETE_AA_PDP_RESP, { |
3250 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3251 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3252 | | {0, 0, NULL} |
3253 | | } |
3254 | | }, |
3255 | | { |
3256 | | GTP_MSG_ERR_IND, { |
3257 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3258 | | {0, 0, NULL} |
3259 | | } |
3260 | | }, |
3261 | | { |
3262 | | GTP_MSG_PDU_NOTIFY_REQ, { |
3263 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, |
3264 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3265 | | {0, 0, NULL} |
3266 | | } |
3267 | | }, |
3268 | | { |
3269 | | GTP_MSG_PDU_NOTIFY_RESP, { |
3270 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3271 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3272 | | {0, 0, NULL} |
3273 | | } |
3274 | | }, |
3275 | | { |
3276 | | GTP_MSG_PDU_NOTIFY_REJ_REQ, { |
3277 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3278 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, |
3279 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3280 | | {0, 0, NULL} |
3281 | | } |
3282 | | }, |
3283 | | { |
3284 | | GTP_MSG_PDU_NOTIFY_REJ_RESP, { |
3285 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3286 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3287 | | {0, 0, NULL} |
3288 | | } |
3289 | | }, |
3290 | | { |
3291 | | GTP_MSG_SEND_ROUT_INFO_REQ, { |
3292 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3293 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3294 | | {0, 0, NULL} |
3295 | | } |
3296 | | }, |
3297 | | { |
3298 | | GTP_MSG_SEND_ROUT_INFO_RESP, { |
3299 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3300 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3301 | | {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL, NULL}, |
3302 | | {GTP_EXT_MS_REASON, GTP_OPTIONAL, NULL}, |
3303 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, |
3304 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3305 | | {0, 0, NULL} |
3306 | | } |
3307 | | }, |
3308 | | { |
3309 | | GTP_MSG_FAIL_REP_REQ, { |
3310 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3311 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3312 | | {0, 0, NULL} |
3313 | | } |
3314 | | }, |
3315 | | { |
3316 | | GTP_MSG_FAIL_REP_RESP, { |
3317 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3318 | | {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL, NULL}, |
3319 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3320 | | {0, 0, NULL} |
3321 | | } |
3322 | | }, |
3323 | | { |
3324 | | GTP_MSG_MS_PRESENT_REQ, { |
3325 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3326 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3327 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3328 | | {0, 0, NULL} |
3329 | | } |
3330 | | }, |
3331 | | { |
3332 | | GTP_MSG_MS_PRESENT_RESP, { |
3333 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3334 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3335 | | {0, 0, NULL} |
3336 | | } |
3337 | | }, |
3338 | | { |
3339 | | GTP_MSG_IDENT_REQ, { |
3340 | | {GTP_EXT_RAI, GTP_MANDATORY, NULL}, |
3341 | | {GTP_EXT_PTMSI, GTP_MANDATORY, NULL}, |
3342 | | {GTP_EXT_PTMSI_SIG, GTP_OPTIONAL, NULL}, |
3343 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3344 | | {0, 0, NULL} |
3345 | | } |
3346 | | }, |
3347 | | { |
3348 | | GTP_MSG_IDENT_RESP, { |
3349 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3350 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3351 | | {GTP_EXT_AUTH_TRI, GTP_OPTIONAL, NULL}, |
3352 | | {GTP_EXT_AUTH_QUI, GTP_OPTIONAL, NULL}, |
3353 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3354 | | {0, 0, NULL} |
3355 | | } |
3356 | | }, |
3357 | | { |
3358 | | GTP_MSG_SGSN_CNTXT_REQ, { |
3359 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3360 | | {GTP_EXT_RAI, GTP_MANDATORY, NULL}, |
3361 | | {GTP_EXT_TLLI, GTP_MANDATORY, NULL}, |
3362 | | {GTP_EXT_PTMSI_SIG, GTP_OPTIONAL, NULL}, |
3363 | | {GTP_EXT_MS_VALID, GTP_OPTIONAL, NULL}, |
3364 | | {GTP_EXT_FLOW_SIG, GTP_MANDATORY, NULL}, |
3365 | | {0, 0, NULL} |
3366 | | } |
3367 | | }, |
3368 | | { |
3369 | | GTP_MSG_SGSN_CNTXT_RESP, { |
3370 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3371 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3372 | | {GTP_EXT_FLOW_SIG, GTP_CONDITIONAL, NULL}, |
3373 | | {GTP_EXT_MM_CNTXT, GTP_CONDITIONAL, NULL}, |
3374 | | {GTP_EXT_PDP_CNTXT, GTP_CONDITIONAL, NULL}, |
3375 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3376 | | {0, 0, NULL} |
3377 | | } |
3378 | | }, |
3379 | | { |
3380 | | GTP_MSG_SGSN_CNTXT_ACK, { |
3381 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3382 | | {GTP_EXT_FLOW_II, GTP_CONDITIONAL, NULL}, |
3383 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, |
3384 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3385 | | {0, 0, NULL} |
3386 | | } |
3387 | | }, |
3388 | | { |
3389 | | GTP_MSG_DATA_TRANSF_REQ, { |
3390 | | {GTP_EXT_TR_COMM, GTP_MANDATORY, NULL}, |
3391 | | {GTP_EXT_DATA_REQ, GTP_CONDITIONAL, NULL}, |
3392 | | {GTP_EXT_REL_PACK, GTP_CONDITIONAL, NULL}, |
3393 | | {GTP_EXT_CAN_PACK, GTP_CONDITIONAL, NULL}, |
3394 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3395 | | {0, 0, NULL} |
3396 | | } |
3397 | | }, |
3398 | | { |
3399 | | GTP_MSG_DATA_TRANSF_RESP, { |
3400 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3401 | | {GTP_EXT_DATA_RESP, GTP_MANDATORY, NULL}, |
3402 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3403 | | {0, 0, NULL} |
3404 | | } |
3405 | | }, |
3406 | | { |
3407 | | 0, { |
3408 | | {0, 0, NULL} |
3409 | | } |
3410 | | } |
3411 | | }; |
3412 | | |
3413 | | /* ----------------------------- |
3414 | | * UMTS messages |
3415 | | * -----------------------------*/ |
3416 | | static const _gtp_mess_items umts_mess_items[] = { |
3417 | | /* 7.2 Path Management Messages */ |
3418 | | { |
3419 | | GTP_MSG_ECHO_REQ, { |
3420 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3421 | | {0, 0, NULL} |
3422 | | } |
3423 | | }, |
3424 | | { |
3425 | | GTP_MSG_ECHO_RESP, { |
3426 | | {GTP_EXT_RECOVER, GTP_MANDATORY, NULL}, |
3427 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3428 | | {0, 0, NULL} |
3429 | | } |
3430 | | }, |
3431 | | { |
3432 | | GTP_MSG_VER_NOT_SUPP, { |
3433 | | {0, 0, NULL} |
3434 | | } |
3435 | | }, |
3436 | | { |
3437 | | GTP_MSG_SUPP_EXT_HDR, { |
3438 | | {GTP_EXT_HDR_LIST, GTP_MANDATORY, NULL}, |
3439 | | {0, 0, NULL} |
3440 | | } |
3441 | | }, |
3442 | | /* ??? */ |
3443 | | { |
3444 | | GTP_MSG_NODE_ALIVE_REQ, { |
3445 | | {GTP_EXT_NODE_ADDR, GTP_MANDATORY, NULL}, |
3446 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3447 | | {0, 0, NULL} |
3448 | | } |
3449 | | }, |
3450 | | { |
3451 | | GTP_MSG_NODE_ALIVE_RESP, { |
3452 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3453 | | {0, 0, NULL} |
3454 | | } |
3455 | | }, |
3456 | | { |
3457 | | GTP_MSG_REDIR_REQ, { |
3458 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3459 | | {GTP_EXT_NODE_ADDR, GTP_OPTIONAL, NULL}, |
3460 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3461 | | {0, 0, NULL} |
3462 | | } |
3463 | | }, |
3464 | | { |
3465 | | GTP_MSG_REDIR_REQ, { |
3466 | | {0, 0, NULL} |
3467 | | } |
3468 | | }, |
3469 | | /* 7.3 Tunnel Management Messages */ |
3470 | | { |
3471 | | GTP_MSG_CREATE_PDP_REQ, { |
3472 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3473 | | /* RAI is in TS 29.060 V6.11.0 */ |
3474 | | {GTP_EXT_RAI, GTP_OPTIONAL, NULL}, /* Routeing Area Identity (RAI) Optional 7.7.3 */ |
3475 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3476 | | {GTP_EXT_SEL_MODE, GTP_CONDITIONAL, NULL}, |
3477 | | {GTP_EXT_TEID, GTP_MANDATORY, NULL}, |
3478 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, |
3479 | | {GTP_EXT_NSAPI, GTP_MANDATORY, NULL}, |
3480 | | {GTP_EXT_NSAPI, GTP_CONDITIONAL, NULL}, /* Linked NSAPI Conditional */ |
3481 | | {GTP_EXT_CHRG_CHAR, GTP_OPTIONAL, NULL}, |
3482 | | {GTP_EXT_TRACE_REF, GTP_OPTIONAL, NULL}, |
3483 | | {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL, NULL}, |
3484 | | {GTP_EXT_USER_ADDR, GTP_CONDITIONAL, NULL}, |
3485 | | {GTP_EXT_APN, GTP_CONDITIONAL, NULL}, |
3486 | | {GTP_EXT_PROTO_CONF, GTP_CONDITIONAL, NULL}, |
3487 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_control_plane}, |
3488 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_user_plane}, |
3489 | | {GTP_EXT_MSISDN, GTP_CONDITIONAL, NULL}, |
3490 | | {GTP_EXT_QOS_UMTS, GTP_MANDATORY, NULL}, |
3491 | | {GTP_EXT_TFT, GTP_CONDITIONAL, NULL}, |
3492 | | {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL, NULL}, |
3493 | | {GTP_EXT_OMC_ID, GTP_OPTIONAL, NULL}, |
3494 | | {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* Common Flags Optional 7.7.48 */ |
3495 | | {GTP_EXT_APN_RES, GTP_OPTIONAL, NULL}, |
3496 | | {GTP_EXT_RAT_TYPE, GTP_OPTIONAL, NULL}, |
3497 | | {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL, NULL}, |
3498 | | {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL, NULL}, |
3499 | | {GTP_EXT_IMEISV, GTP_CONDITIONAL, NULL}, |
3500 | | {GTP_EXT_CAMEL_CHG_INF_CON, GTP_OPTIONAL, NULL}, |
3501 | | {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL, NULL}, |
3502 | | /* Updated to TS 29.060 V16.0.0 */ |
3503 | | {GTP_EXT_CORRELATION_ID, GTP_OPTIONAL, NULL}, /* 7.7.82 */ |
3504 | | {GTP_EXT_EVO_ALLO_RETE_P1, GTP_OPTIONAL, NULL}, /* 7.7.91 */ |
3505 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3506 | | {GTP_EXT_UCI, GTP_OPTIONAL, NULL}, /* 7.7.94 */ |
3507 | | {GTP_EXT_AMBR, GTP_OPTIONAL, NULL}, /* 7.7.98 */ |
3508 | | {GTP_EXT_SIG_PRI_IND, GTP_OPTIONAL, NULL}, /* 7.7.103 */ |
3509 | | {GTP_EXT_CN_OP_SEL_ENTITY, GTP_OPTIONAL, NULL}, /* 7.7.116 */ |
3510 | | {GTP_EXT_MAPPED_UE_USAGE_TYPE, GTP_OPTIONAL, NULL}, /* 7.7.123 */ |
3511 | | {GTP_EXT_UP_FUN_SEL_IND_FLAGS, GTP_OPTIONAL, NULL}, /* 7.7.124 */ |
3512 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3513 | | {0, 0, NULL} |
3514 | | } |
3515 | | }, |
3516 | | { |
3517 | | GTP_MSG_CREATE_PDP_RESP, { |
3518 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3519 | | {GTP_EXT_REORDER, GTP_CONDITIONAL, NULL}, |
3520 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3521 | | {GTP_EXT_TEID, GTP_CONDITIONAL, NULL}, |
3522 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, |
3523 | | {GTP_EXT_NSAPI, GTP_CONDITIONAL, NULL}, |
3524 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, |
3525 | | {GTP_EXT_USER_ADDR, GTP_CONDITIONAL, NULL}, |
3526 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, |
3527 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_ggsn_addr_for_control_plane}, |
3528 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_ggsn_addr_for_user_plane}, |
3529 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative GGSN Addresses for Control Plane 7.7.32 */ |
3530 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative GGSN Address for user traffic 7.7.32 */ |
3531 | | {GTP_EXT_QOS_UMTS, GTP_CONDITIONAL, NULL}, |
3532 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, |
3533 | | /* TS 29.060 V6.11.0 */ |
3534 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, /* Alternative Charging Gateway Address Optional 7.7.44 */ |
3535 | | {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* Common Flags Optional 7.7.48 */ |
3536 | | {GTP_EXT_APN_RES, GTP_OPTIONAL, NULL}, /* APN Restriction Optional 7.7.49 */ |
3537 | | {GTP_EXT_MS_INF_CHG_REP_ACT, GTP_OPTIONAL, NULL}, /* 7.7.80 */ |
3538 | | {GTP_EXT_BEARER_CONTROL_MODE, GTP_OPTIONAL, NULL}, /* 7.7.83 */ |
3539 | | {GTP_EXT_EVO_ALLO_RETE_P1, GTP_OPTIONAL, NULL}, /* 7.7.91 */ |
3540 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3541 | | {GTP_EXT_CSG_INF_REP_ACT, GTP_OPTIONAL, NULL}, /* 7.7.95 */ |
3542 | | {GTP_EXT_AMBR, GTP_OPTIONAL, NULL}, /* 7.7.98 */ |
3543 | | {GTP_EXT_GGSN_BACK_OFF_TIME, GTP_OPTIONAL, NULL}, /* 7.7.102 */ |
3544 | | {GTP_EXT_EXT_COMMON_FLGS_II, GTP_OPTIONAL, NULL}, /* 7.7.118 */ |
3545 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3546 | | {0, 0, NULL} |
3547 | | } |
3548 | | }, |
3549 | | { /* checked, SGSN -> GGSN */ |
3550 | | GTP_MSG_UPDATE_PDP_REQ, { |
3551 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3552 | | {GTP_EXT_RAI, GTP_OPTIONAL, NULL}, /* Routeing Area Identity (RAI) Optional 7.7.3 */ |
3553 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3554 | | {GTP_EXT_TEID, GTP_MANDATORY, NULL}, |
3555 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, |
3556 | | {GTP_EXT_NSAPI, GTP_MANDATORY, NULL}, |
3557 | | {GTP_EXT_TRACE_REF, GTP_OPTIONAL, NULL}, |
3558 | | {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL, NULL}, |
3559 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3560 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_control_plane}, /* SGSN Address for Control Plane Mandatory GSN Address 7.7.32 */ |
3561 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_user_plane}, /* SGSN Address for User Traffic Mandatory GSN Address 7.7.32 */ |
3562 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative SGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
3563 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative SGSN Address for User Traffic Conditional GSN Address 7.7.32 */ |
3564 | | {GTP_EXT_QOS_UMTS, GTP_MANDATORY, NULL}, |
3565 | | {GTP_EXT_TFT, GTP_OPTIONAL, NULL}, |
3566 | | {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL, NULL}, |
3567 | | {GTP_EXT_OMC_ID, GTP_OPTIONAL, NULL}, |
3568 | | {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* Common Flags Optional 7.7.48 */ |
3569 | | {GTP_EXT_RAT_TYPE, GTP_OPTIONAL, NULL}, /* RAT Type Optional 7.7.50 */ |
3570 | | {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL, NULL}, /* User Location Information Optional 7.7.51 */ |
3571 | | {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL, NULL}, /* MS Time Zone Optional 7.7.52 */ |
3572 | | {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL, NULL}, /* Additional Trace Info Optional 7.7.62 */ |
3573 | | {GTP_EXT_DIRECT_TUNNEL_FLGS, GTP_OPTIONAL, NULL}, /* Direct Tunnel Flags 7.7.81 */ |
3574 | | {GTP_EXT_EVO_ALLO_RETE_P1, GTP_OPTIONAL, NULL}, /* 7.7.91 */ |
3575 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3576 | | {GTP_EXT_UCI, GTP_OPTIONAL, NULL}, /* 7.7.94 */ |
3577 | | {GTP_EXT_AMBR, GTP_OPTIONAL, NULL}, /* 7.7.98 */ |
3578 | | {GTP_EXT_SIG_PRI_IND, GTP_OPTIONAL, NULL}, /* 7.7.103 */ |
3579 | | {GTP_EXT_UE_USAGE_TYPE, GTP_OPTIONAL, NULL}, /* 7.7.117 */ |
3580 | | {GTP_EXT_IMEISV, GTP_OPTIONAL, NULL}, /* 7.7.53 */ |
3581 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3582 | | {0, 0, NULL} |
3583 | | } |
3584 | | }, |
3585 | | { /* checked, GGSN -> SGSN */ |
3586 | | GTP_MSG_UPDATE_PDP_RESP, { |
3587 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3588 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, |
3589 | | {GTP_EXT_TEID, GTP_CONDITIONAL, NULL}, |
3590 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, |
3591 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, |
3592 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3593 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_ggsn_addr_for_control_plane}, |
3594 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_ggsn_addr_for_user_plane}, |
3595 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
3596 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative GGSN Address for User Traffic Conditional GSN Address 7.7.32 */ |
3597 | | {GTP_EXT_QOS_UMTS, GTP_CONDITIONAL, NULL}, |
3598 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, |
3599 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, /* Alternative Charging Gateway Address Optional 7.7.44 */ |
3600 | | {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* Common Flags Optional 7.7.48 */ |
3601 | | {GTP_EXT_APN_RES, GTP_OPTIONAL, NULL}, /* APN Restriction Optional 7.7.49 */ |
3602 | | {GTP_EXT_BEARER_CONTROL_MODE, GTP_OPTIONAL, NULL}, /* 7.7.83 */ |
3603 | | {GTP_EXT_MS_INF_CHG_REP_ACT, GTP_OPTIONAL, NULL}, /* 7.7.80 */ |
3604 | | {GTP_EXT_EVO_ALLO_RETE_P1, GTP_OPTIONAL, NULL}, /* 7.7.91 */ |
3605 | | {GTP_EXT_CSG_INF_REP_ACT, GTP_OPTIONAL, NULL}, /* 7.7.95 */ |
3606 | | {GTP_EXT_AMBR, GTP_OPTIONAL, NULL}, /* 7.7.98 */ |
3607 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3608 | | {0, 0, NULL} |
3609 | | } |
3610 | | }, |
3611 | | { |
3612 | | GTP_MSG_DELETE_PDP_REQ, { |
3613 | | {GTP_EXT_CAUSE, GTP_OPTIONAL, NULL}, |
3614 | | {GTP_EXT_TEAR_IND, GTP_CONDITIONAL, NULL}, |
3615 | | {GTP_EXT_NSAPI, GTP_MANDATORY, NULL}, |
3616 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3617 | | {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL, NULL}, /* User Location Information Optional 7.7.51 */ |
3618 | | {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL, NULL}, /* MS Time Zone Optional 7.7.52 */ |
3619 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3620 | | {GTP_EXT_ULI_TIMESTAMP, GTP_OPTIONAL, NULL}, /* 7.7.114 */ |
3621 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3622 | | {0, 0, NULL} |
3623 | | } |
3624 | | }, |
3625 | | { |
3626 | | GTP_MSG_DELETE_PDP_RESP, { |
3627 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3628 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3629 | | {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL, NULL}, /* User Location Information Optional 7.7.51 */ |
3630 | | {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL, NULL}, /* MS Time Zone Optional 7.7.52 */ |
3631 | | {GTP_EXT_ULI_TIMESTAMP, GTP_OPTIONAL, NULL}, /* 7.7.114 */ |
3632 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3633 | | {0, 0, NULL} |
3634 | | } |
3635 | | }, |
3636 | | { |
3637 | | GTP_MSG_ERR_IND, { |
3638 | | {GTP_EXT_TEID, GTP_MANDATORY, NULL}, |
3639 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_ggsn_addr_for_control_plane}, /* GSN Address Mandatory 7.7.32 */ |
3640 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3641 | | {0, 0, NULL} |
3642 | | } |
3643 | | }, |
3644 | | { |
3645 | | GTP_MSG_PDU_NOTIFY_REQ, { |
3646 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3647 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, |
3648 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, |
3649 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, |
3650 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3651 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_ggsn_addr_for_control_plane}, |
3652 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3653 | | {0, 0, NULL} |
3654 | | } |
3655 | | }, |
3656 | | { |
3657 | | GTP_MSG_PDU_NOTIFY_RESP, { |
3658 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3659 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3660 | | {0, 0, NULL} |
3661 | | } |
3662 | | }, |
3663 | | { |
3664 | | GTP_MSG_PDU_NOTIFY_REJ_REQ, { |
3665 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3666 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, |
3667 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, |
3668 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, |
3669 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3670 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3671 | | {0, 0, NULL} |
3672 | | } |
3673 | | }, |
3674 | | { |
3675 | | GTP_MSG_PDU_NOTIFY_REJ_RESP, { |
3676 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3677 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3678 | | {0, 0, NULL} |
3679 | | } |
3680 | | }, |
3681 | | { |
3682 | | GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ, { |
3683 | | {GTP_EXT_NSAPI, GTP_MANDATORY, NULL}, /* NSAPI Mandatory 7.7.17 */ |
3684 | | {GTP_EXT_PROTO_CONF, GTP_OPTIONAL, NULL}, /* Protocol Configuration Options Optional 7.7.31 */ |
3685 | | {GTP_EXT_QOS_UMTS, GTP_MANDATORY, NULL}, /* Quality of Service Profile Mandatory 7.7.34 */ |
3686 | | {GTP_EXT_TFT, GTP_CONDITIONAL, NULL}, /* TFT Conditional 7.7.36 */ |
3687 | | {GTP_EXT_CORRELATION_ID, GTP_MANDATORY, NULL}, /* 7.7.82 */ |
3688 | | {GTP_EXT_EVO_ALLO_RETE_P1, GTP_OPTIONAL, NULL}, /* 7.7.91 */ |
3689 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3690 | | } |
3691 | | }, |
3692 | | { |
3693 | | GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP, { |
3694 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3695 | | {GTP_EXT_PROTO_CONF, GTP_CONDITIONAL, NULL}, /* Protocol Configuration Options Conditional 7.7.31 */ |
3696 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3697 | | } |
3698 | | }, |
3699 | | /* 7.4 Location Management Messages */ |
3700 | | { |
3701 | | GTP_MSG_SEND_ROUT_INFO_REQ, { |
3702 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3703 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3704 | | {0, 0, NULL} |
3705 | | } |
3706 | | }, |
3707 | | { |
3708 | | GTP_MSG_SEND_ROUT_INFO_RESP, { |
3709 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3710 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3711 | | {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL, NULL}, |
3712 | | {GTPv1_EXT_MS_REASON, GTP_OPTIONAL, NULL}, |
3713 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, |
3714 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3715 | | {0, 0, NULL} |
3716 | | } |
3717 | | }, |
3718 | | { |
3719 | | GTP_MSG_FAIL_REP_REQ, { |
3720 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3721 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3722 | | {0, 0, NULL} |
3723 | | } |
3724 | | }, |
3725 | | { |
3726 | | GTP_MSG_FAIL_REP_RESP, { |
3727 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3728 | | {GTP_EXT_MAP_CAUSE, GTP_OPTIONAL, NULL}, |
3729 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3730 | | {0, 0, NULL} |
3731 | | } |
3732 | | }, |
3733 | | { |
3734 | | GTP_MSG_MS_PRESENT_REQ, { |
3735 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3736 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, NULL}, |
3737 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3738 | | {0, 0, NULL} |
3739 | | } |
3740 | | }, |
3741 | | { |
3742 | | GTP_MSG_MS_PRESENT_RESP, { |
3743 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3744 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3745 | | {0, 0, NULL} |
3746 | | } |
3747 | | }, |
3748 | | /* 7.5 Mobility Management Messages */ |
3749 | | { |
3750 | | GTP_MSG_IDENT_REQ, { |
3751 | | {GTP_EXT_RAI, GTP_MANDATORY, NULL}, |
3752 | | {GTP_EXT_PTMSI, GTP_MANDATORY, NULL}, |
3753 | | {GTP_EXT_PTMSI_SIG, GTP_CONDITIONAL, NULL}, |
3754 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, decode_gtp_sgsn_addr_for_control_plane}, /* SGSN Address for Control Plane Optional 7.7.32 */ |
3755 | | {GTP_EXT_HOP_COUNT, GTP_OPTIONAL, NULL}, /* Hop Counter Optional 7.7.63 */ |
3756 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3757 | | {0, 0, NULL} |
3758 | | } |
3759 | | }, |
3760 | | { |
3761 | | GTP_MSG_IDENT_RESP, { |
3762 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3763 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3764 | | {GTP_EXT_AUTH_TRI, GTP_CONDITIONAL, NULL}, |
3765 | | {GTP_EXT_AUTH_QUI, GTP_CONDITIONAL, NULL}, |
3766 | | {GTP_EXT_UE_USAGE_TYPE, GTP_OPTIONAL, NULL}, /* 7.7.117 */ |
3767 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3768 | | {0, 0, NULL} |
3769 | | } |
3770 | | }, |
3771 | | { |
3772 | | GTP_MSG_SGSN_CNTXT_REQ, { |
3773 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3774 | | {GTP_EXT_RAI, GTP_MANDATORY, NULL}, |
3775 | | {GTP_EXT_TLLI, GTP_CONDITIONAL, NULL}, |
3776 | | {GTP_EXT_PTMSI, GTP_CONDITIONAL, NULL}, |
3777 | | {GTP_EXT_PTMSI_SIG, GTP_CONDITIONAL, NULL}, |
3778 | | {GTP_EXT_MS_VALID, GTP_OPTIONAL, NULL}, |
3779 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, |
3780 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_control_plane}, |
3781 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, decode_gtp_sgsn_addr_for_control_plane}, /* Alternative SGSN Address for Control Plane Optional 7.7.32 */ |
3782 | | {GTP_EXT_SGSN_NO, GTP_OPTIONAL, NULL}, /* SGSN Number Optional 7.7.47 */ |
3783 | | {GTP_EXT_RAT_TYPE, GTP_OPTIONAL, NULL}, /* RAT Type Optional 7.7.50 */ |
3784 | | {GTP_EXT_HOP_COUNT, GTP_OPTIONAL, NULL}, /* Hop Counter Optional 7.7.63 */ |
3785 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3786 | | {0, 0, NULL} |
3787 | | } |
3788 | | }, |
3789 | | { |
3790 | | GTP_MSG_SGSN_CNTXT_RESP, { |
3791 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3792 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, |
3793 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, |
3794 | | {GTP_EXT_RAB_CNTXT, GTP_CONDITIONAL, NULL}, /* RAB Context Conditional 7.7.19 */ |
3795 | | {GTP_EXT_RP_SMS, GTP_OPTIONAL, NULL}, |
3796 | | {GTP_EXT_RP, GTP_OPTIONAL, NULL}, |
3797 | | {GTP_EXT_PKT_FLOW_ID, GTP_OPTIONAL, NULL}, |
3798 | | {GTP_EXT_CHRG_CHAR, GTP_OPTIONAL, NULL}, /* CharingCharacteristics Optional 7.7.23 */ |
3799 | | {GTP_EXT_RA_PRIO_LCS, GTP_OPTIONAL, NULL}, /* Radio Priority LCS Optional 7.7.25B */ |
3800 | | {GTP_EXT_MM_CNTXT, GTP_CONDITIONAL, NULL}, |
3801 | | {GTP_EXT_PDP_CNTXT, GTP_CONDITIONAL, NULL}, |
3802 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_sgsn_addr_for_control_plane}, |
3803 | | {GTP_EXT_PDP_CONT_PRIO, GTP_OPTIONAL, NULL}, /* PDP Context Prioritization Optional 7.7.45 */ |
3804 | | {GTP_EXT_MBMS_UE_CTX, GTP_OPTIONAL, NULL}, /* MBMS UE Context Optional 7.7.55 */ |
3805 | | {GTP_EXT_RFSP_INDEX, GTP_OPTIONAL, NULL}, /* Subscribed RFSP Index 7.7.88 */ |
3806 | | {GTP_EXT_RFSP_INDEX, GTP_OPTIONAL, NULL}, /* RFSP Index in use 7.7.88 */ |
3807 | | {GTP_EXT_FQDN, GTP_OPTIONAL, NULL}, /* Co-located GGSN-PGW FQDN 7.7.90 */ |
3808 | | {GTP_EXT_EVO_ALLO_RETE_P2, GTP_OPTIONAL, NULL}, /* 7.7.92 */ |
3809 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3810 | | {GTP_EXT_UE_NETWORK_CAP, GTP_OPTIONAL, NULL}, /* 7.7.99 */ |
3811 | | {GTP_EXT_UE_AMBR, GTP_OPTIONAL, NULL}, /* 7.7.100 */ |
3812 | | {GTP_EXT_APN_AMBR_WITH_NSAPI, GTP_OPTIONAL, NULL}, /* 7.7.101 */ |
3813 | | {GTP_EXT_SIG_PRI_IND_W_NSAPI, GTP_OPTIONAL, NULL}, /* 7.7.104 */ |
3814 | | {GTP_EXT_HIGHER_BR_16MB_FLG, GTP_OPTIONAL, NULL}, /* 7.7.105 */ |
3815 | | {GTP_EXT_SEL_MODE_W_NSAPI, GTP_OPTIONAL, NULL}, /* 7.7.113 */ |
3816 | | {GTP_EXT_LHN_ID_W_SAPI, GTP_OPTIONAL, NULL }, /* 7.7.115 */ |
3817 | | {GTP_EXT_UE_USAGE_TYPE, GTP_OPTIONAL, NULL}, /* 7.7.117 */ |
3818 | | {GTP_EXT_EXT_COMMON_FLGS_II, GTP_OPTIONAL, NULL}, /* 7.7.118 */ |
3819 | | {GTP_EXT_SCEF_PDN_CONNECTION, GTP_OPTIONAL, NULL }, /* 7.7.121 */ |
3820 | | {GTP_EXT_IOV_UPDATES_COUNTER, GTP_OPTIONAL, NULL }, /* 7.7.122 */ |
3821 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative GGSN Address for Control Plane 7.7.32 */ |
3822 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative GGSN Address for User Traffic 7.7.32 */ |
3823 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3824 | | {0, 0, NULL} |
3825 | | } |
3826 | | }, |
3827 | | { |
3828 | | GTP_MSG_SGSN_CNTXT_ACK, { |
3829 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3830 | | {GTP_EXT_TEID_II, GTP_CONDITIONAL, NULL}, |
3831 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_sgsn_addr_for_user_plane}, |
3832 | | {GTP_EXT_SGSN_NO, GTP_OPTIONAL, NULL}, /* SGSN Number Optional 7.7.47 */ |
3833 | | {GTP_EXT_NODE_IDENTIFIER, GTP_OPTIONAL, NULL}, /* 7.7.119 */ |
3834 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3835 | | {0, 0, NULL} |
3836 | | } |
3837 | | }, |
3838 | | { |
3839 | | GTP_MSG_FORW_RELOC_REQ, { |
3840 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* The IMSI shall not be included in the message if the MS is emergency attached and the MS is UICCless */ |
3841 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, |
3842 | | {GTP_EXT_RANAP_CAUSE, GTP_MANDATORY, NULL}, |
3843 | | {GTP_EXT_PKT_FLOW_ID, GTP_OPTIONAL, NULL}, |
3844 | | {GTP_EXT_CHRG_CHAR, GTP_OPTIONAL, NULL}, /* ChargingCharacteristics Optional 7.7.23 */ |
3845 | | {GTP_EXT_MM_CNTXT, GTP_MANDATORY, NULL}, |
3846 | | {GTP_EXT_PDP_CNTXT, GTP_CONDITIONAL, NULL}, |
3847 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_control_plane}, |
3848 | | {GTP_EXT_TARGET_ID, GTP_MANDATORY, NULL}, |
3849 | | {GTP_EXT_UTRAN_CONT, GTP_MANDATORY, NULL}, |
3850 | | {GTP_EXT_PDP_CONT_PRIO, GTP_OPTIONAL, NULL}, /* PDP Context Prioritization Optional 7.7.45 */ |
3851 | | {GTP_EXT_MBMS_UE_CTX, GTP_OPTIONAL, NULL}, /* MBMS UE Context Optional 7.7.55 */ |
3852 | | {GTP_EXT_SEL_PLMN_ID, GTP_OPTIONAL, NULL}, /* Selected PLMN ID Optional 7.7.64 */ |
3853 | | {GTP_EXT_PS_HO_REQ_CTX, GTP_OPTIONAL, NULL}, /* PS Handover Request Context Optional 7.7.71 */ |
3854 | | {GTP_EXT_BSS_CONT, GTP_OPTIONAL, NULL}, /* BSS Container Optional 7.7.72 */ |
3855 | | {GTP_EXT_CELL_ID, GTP_OPTIONAL, NULL}, /* Cell Identification Optional 7.7.73 */ |
3856 | | {GTP_EXT_BSSGP_CAUSE, GTP_OPTIONAL, NULL}, /* BSSGP Cause Optional 7.7.75 */ |
3857 | | {GTP_EXT_PS_HANDOVER_XIP_PAR, GTP_OPTIONAL, NULL}, /* 7.7.79 */ |
3858 | | {GTP_EXT_DIRECT_TUNNEL_FLGS, GTP_OPTIONAL, NULL}, /* Direct Tunnel Flags 7.7.81 */ |
3859 | | {GTP_EXT_RELIABLE_IRAT_HO_INF, GTP_OPTIONAL, NULL}, /* 7.7.87 */ |
3860 | | {GTP_EXT_RFSP_INDEX, GTP_OPTIONAL, NULL}, /* Subscribed RFSP Index 7.7.88 */ |
3861 | | {GTP_EXT_RFSP_INDEX, GTP_OPTIONAL, NULL}, /* RFSP Index in use 7.7.88 */ |
3862 | | {GTP_EXT_FQDN, GTP_OPTIONAL, NULL}, /* Co-located GGSN-PGW FQDN 7.7.90 */ |
3863 | | {GTP_EXT_EVO_ALLO_RETE_P2, GTP_OPTIONAL, NULL}, /* 7.7.92 */ |
3864 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3865 | | {GTP_EXT_CSG_ID, GTP_OPTIONAL, NULL}, /* 7.7.96 */ |
3866 | | {GTP_EXT_CMI, GTP_OPTIONAL, NULL}, /* 7.7.97 */ |
3867 | | {GTP_EXT_UE_NETWORK_CAP, GTP_OPTIONAL, NULL}, /* 7.7.99 */ |
3868 | | {GTP_EXT_UE_AMBR, GTP_OPTIONAL, NULL}, /* 7.7.100 */ |
3869 | | {GTP_EXT_APN_AMBR_WITH_NSAPI, GTP_OPTIONAL, NULL}, /* 7.7.101 */ |
3870 | | {GTP_EXT_SIG_PRI_IND_W_NSAPI, GTP_OPTIONAL, NULL}, /* 7.7.104 */ |
3871 | | {GTP_EXT_HIGHER_BR_16MB_FLG, GTP_OPTIONAL, NULL}, /* 7.7.105 */ |
3872 | | {GTP_EXT_ADD_MM_CTX_SRVCC, GTP_OPTIONAL, NULL}, /* 7.7.107 */ |
3873 | | {GTP_EXT_ADD_FLGS_SRVCC, GTP_OPTIONAL, NULL}, /* 7.7.108 */ |
3874 | | {GTP_EXT_STN_SR, GTP_OPTIONAL, NULL}, /* 7.7.109 */ |
3875 | | {GTP_EXT_C_MSISDN, GTP_OPTIONAL, NULL}, /* 7.7.110 */ |
3876 | | {GTP_EXT_EXT_RANAP_CAUSE, GTP_OPTIONAL, NULL}, /* 7.7.111 */ |
3877 | | {GTP_EXT_ENODEB_ID, GTP_OPTIONAL, NULL}, /* 7.7.112 */ |
3878 | | {GTP_EXT_SEL_MODE_W_NSAPI, GTP_OPTIONAL, NULL}, /* 7.7.113 */ |
3879 | | {GTP_EXT_UE_USAGE_TYPE, GTP_OPTIONAL, NULL}, /* 7.7.117 */ |
3880 | | {GTP_EXT_EXT_COMMON_FLGS_II, GTP_OPTIONAL, NULL}, /* 7.7.118 */ |
3881 | | {GTP_EXT_SCEF_PDN_CONNECTION, GTP_OPTIONAL, NULL }, /* 7.7.121 */ |
3882 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative GGSN Address for Control Plane 7.7.32 */ |
3883 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative GGSN Address for User Traffic 7.7.32 */ |
3884 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3885 | | {0, 0, NULL} |
3886 | | } |
3887 | | }, |
3888 | | { |
3889 | | GTP_MSG_FORW_RELOC_RESP, { |
3890 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3891 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, |
3892 | | {GTP_EXT_TEID_II, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Data II Optional 7.7.15 */ |
3893 | | {GTP_EXT_RANAP_CAUSE, GTP_CONDITIONAL, NULL}, |
3894 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* SGSN Address for Control plane */ |
3895 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* SGSN Address for User Traffic - cannot appear without above Address for Control plane */ |
3896 | | {GTP_EXT_UTRAN_CONT, GTP_OPTIONAL, NULL}, |
3897 | | {GTP_EXT_RAB_SETUP, GTP_CONDITIONAL, NULL}, |
3898 | | {GTP_EXT_ADD_RAB_SETUP_INF, GTP_CONDITIONAL, NULL}, /* Additional RAB Setup Information Conditional 7.7.45A */ |
3899 | | {GTP_EXT_SGSN_NO, GTP_OPTIONAL, NULL}, /* SGSN Number Optional 7.7.47 */ |
3900 | | {GTP_EXT_BSS_CONT, GTP_OPTIONAL, NULL}, /* BSS Container Optional 7.7.72 */ |
3901 | | {GTP_EXT_BSSGP_CAUSE, GTP_OPTIONAL, NULL}, /* BSSGP Cause Optional 7.7.75 */ |
3902 | | {GTP_EXT_LIST_OF_SETUP_PFCS, GTP_OPTIONAL, NULL}, /* 7.7.78 */ |
3903 | | {GTP_EXT_EXT_RANAP_CAUSE, GTP_OPTIONAL, NULL}, /* 7.7.111 */ |
3904 | | {GTP_EXT_NODE_IDENTIFIER, GTP_OPTIONAL, NULL}, /* 7.7.119 */ |
3905 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3906 | | {0, 0, NULL} |
3907 | | } |
3908 | | }, |
3909 | | { |
3910 | | GTP_MSG_FORW_RELOC_COMP, { |
3911 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3912 | | {0, 0, NULL} |
3913 | | } |
3914 | | }, |
3915 | | { |
3916 | | GTP_MSG_RELOC_CANCEL_REQ, { |
3917 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* If MS is emergency attached and the MS is UICCless, the IMSI cannot be included. */ |
3918 | | {GTP_EXT_IMEISV, GTP_CONDITIONAL, NULL}, /* 7.7.53 */ |
3919 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
3920 | | {GTP_EXT_EXT_RANAP_CAUSE, GTP_OPTIONAL, NULL}, /* 7.7.111 */ |
3921 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3922 | | {0, 0, NULL} |
3923 | | } |
3924 | | }, |
3925 | | { |
3926 | | GTP_MSG_RELOC_CANCEL_RESP, { |
3927 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3928 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3929 | | {0, 0, NULL} |
3930 | | } |
3931 | | }, |
3932 | | { |
3933 | | GTP_MSG_FORW_RELOC_ACK, { |
3934 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3935 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3936 | | {0, 0, NULL} |
3937 | | } |
3938 | | }, |
3939 | | { |
3940 | | GTP_MSG_FORW_SRNS_CNTXT_ACK, { |
3941 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3942 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3943 | | {0, 0, NULL} |
3944 | | } |
3945 | | }, |
3946 | | { |
3947 | | GTP_MSG_FORW_SRNS_CNTXT, { |
3948 | | {GTP_EXT_RAB_CNTXT, GTP_MANDATORY, NULL}, |
3949 | | {GTP_EXT_SRC_RNC_PDP_CTX_INF, GTP_OPTIONAL, NULL}, /* Source RNC PDCP context info Optional 7.7.61 */ |
3950 | | {GTP_EXT_PDU_NO, GTP_OPTIONAL, NULL}, /* PDU Numbers Optional 7.7.74 */ |
3951 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3952 | | {0, 0, NULL} |
3953 | | } |
3954 | | }, |
3955 | | |
3956 | | /* 7.5.14 RAN Information Management Messages */ |
3957 | | { |
3958 | | GTP_MSG_RAN_INFO_RELAY, { |
3959 | | {GTP_EXT_RAN_TR_CONT, GTP_MANDATORY, NULL}, /* RAN Transparent Container Mandatory 7.7.43 */ |
3960 | | {GTP_EXT_RIM_RA, GTP_OPTIONAL, NULL}, /* RIM Routing Address Optional 7.7.57 */ |
3961 | | {GTP_EXT_RIM_ROUTING_ADDR_DISC, GTP_OPTIONAL, NULL}, /* 7.7.77 */ |
3962 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3963 | | {0, 0, NULL} |
3964 | | } |
3965 | | }, |
3966 | | /* 7.5.15 UE Registration Query Request */ |
3967 | | { |
3968 | | GTP_MSG_UE_REG_QUERY_REQ, { |
3969 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3970 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3971 | | {0, 0, NULL} |
3972 | | } |
3973 | | }, |
3974 | | /* 7.5.16 UE Registration Query Response */ |
3975 | | { |
3976 | | GTP_MSG_UE_REG_QUERY_RESP, { |
3977 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, |
3978 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, |
3979 | | {GTP_EXT_SEL_PLMN_ID, GTP_CONDITIONAL, NULL}, /* Selected PLMN ID 7.7.64 */ |
3980 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
3981 | | {0, 0, NULL} |
3982 | | } |
3983 | | }, |
3984 | | /* 7.5A MBMS Messages |
3985 | | * 7.5A.1 UE Specific MBMS Messages |
3986 | | */ |
3987 | | { |
3988 | | GTP_MBMS_NOTIFY_REQ, { |
3989 | | {GTP_EXT_IMSI, GTP_MANDATORY, NULL}, /* IMSI Mandatory 7.7.2 */ |
3990 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, /* Tunnel Endpoint Identifier Control Plane Mandatory 7.7.14 */ |
3991 | | {GTP_EXT_NSAPI, GTP_MANDATORY, NULL}, /* NSAPI Mandatory 7.7.17 */ |
3992 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
3993 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
3994 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_ggsn_addr_for_control_plane}, /* GGSN Address for Control Plane Mandatory 7.7.32 */ |
3995 | | {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL, NULL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */ |
3996 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
3997 | | {0, 0, NULL} |
3998 | | } |
3999 | | }, |
4000 | | { |
4001 | | GTP_MBMS_NOTIFY_RES, { |
4002 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4003 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4004 | | {0, 0, NULL} |
4005 | | } |
4006 | | }, |
4007 | | { |
4008 | | GTP_MBMS_NOTIFY_REJ_REQ, { |
4009 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4010 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, /* Tunnel Endpoint Identifier Control Plane Mandatory 7.7.14 */ |
4011 | | {GTP_EXT_NSAPI, GTP_MANDATORY, NULL}, /* NSAPI Mandatory 7.7.17 */ |
4012 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4013 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4014 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, decode_gtp_sgsn_addr_for_control_plane}, /* SGSN Address for Control Plane Optional 7.7.32 */ |
4015 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4016 | | {0, 0, NULL} |
4017 | | } |
4018 | | }, |
4019 | | { |
4020 | | GTP_MBMS_NOTIFY_REJ_RES, { |
4021 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4022 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4023 | | {0, 0, NULL} |
4024 | | } |
4025 | | }, |
4026 | | { |
4027 | | GTP_CREATE_MBMS_CNTXT_REQ, { |
4028 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* IMSI Conditional 7.7.2 */ |
4029 | | {GTP_EXT_RAI, GTP_MANDATORY, NULL}, /* Routeing Area Identity (RAI) Mandatory 7.7.3 */ |
4030 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, /* Recovery Optional 7.7.11 */ |
4031 | | {GTP_EXT_SEL_MODE, GTP_CONDITIONAL, NULL}, /* Selection mode Conditional 7.7.12 */ |
4032 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4033 | | {GTP_EXT_TRACE_REF, GTP_OPTIONAL, NULL}, /* Trace Reference Optional 7.7.24 */ |
4034 | | {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL, NULL}, /* Trace Type Optional 7.7.25 */ |
4035 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4036 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4037 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_control_plane}, /* SGSN Address for signalling Mandatory GSN Address 7.7.32 */ |
4038 | | {GTP_EXT_MSISDN, GTP_CONDITIONAL, NULL}, /* MSISDN Conditional 7.7.33 */ |
4039 | | {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL, NULL}, /* Trigger Id Optional 7.7.41 */ |
4040 | | {GTP_EXT_OMC_ID, GTP_OPTIONAL, NULL}, /* OMC Identity Optional 7.7.42 */ |
4041 | | {GTP_EXT_RAT_TYPE, GTP_OPTIONAL, NULL}, /* RAT Type Optional 7.7.50 */ |
4042 | | {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL, NULL}, /* User Location Information Optional 7.7.51 */ |
4043 | | {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL, NULL}, /* MS Time Zone Optional 7.7.52 */ |
4044 | | {GTP_EXT_IMEISV, GTP_OPTIONAL, NULL}, /* IMEI(SV) Optional 7.7.53 */ |
4045 | | {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL, NULL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */ |
4046 | | {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL, NULL}, /* Additional Trace Info Optional 7.7.62 */ |
4047 | | {GTP_EXT_ENH_NSAPI, GTP_MANDATORY, NULL}, /* Enhanced NSAPI Mandatory 7.7.67 */ |
4048 | | {GTP_EXT_ADD_MBMS_TRS_INF, GTP_OPTIONAL, NULL}, /* Additional MBMS Trace Info Optional 7.7.68 */ |
4049 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4050 | | {0, 0, NULL} |
4051 | | } |
4052 | | }, |
4053 | | { |
4054 | | GTP_CREATE_MBMS_CNTXT_RES, { |
4055 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4056 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, /* Recovery Optional 7.7.11 */ |
4057 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4058 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, /* Charging ID Conditional 7.7.26 */ |
4059 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4060 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4061 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, /* Charging Gateway Address Optional 7.7.44 */ |
4062 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, /* Alternative Charging Gateway Address Optional 7.7.44 */ |
4063 | | {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL, NULL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */ |
4064 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4065 | | {0, 0, NULL} |
4066 | | } |
4067 | | }, |
4068 | | { |
4069 | | GTP_UPD_MBMS_CNTXT_REQ, { |
4070 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* IMSI Conditional 7.7.2 */ |
4071 | | {GTP_EXT_RAI, GTP_MANDATORY, NULL}, /* Routeing Area Identity (RAI) Mandatory 7.7.3 */ |
4072 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, /* Recovery Optional 7.7.11 */ |
4073 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4074 | | {GTP_EXT_TRACE_REF, GTP_OPTIONAL, NULL}, /* Trace Reference Optional 7.7.24 */ |
4075 | | {GTP_EXT_TRACE_TYPE, GTP_OPTIONAL, NULL}, /* Trace Type Optional 7.7.25 */ |
4076 | | {GTP_EXT_GSN_ADDR, GTP_MANDATORY, decode_gtp_sgsn_addr_for_control_plane}, /* SGSN Address for Control Plane Mandatory GSN Address 7.7.32 */ |
4077 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative SGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4078 | | {GTP_EXT_TRIGGER_ID, GTP_OPTIONAL, NULL}, /* Trigger Id Optional 7.7.41 */ |
4079 | | {GTP_EXT_OMC_ID, GTP_OPTIONAL, NULL}, /* OMC Identity Optional 7.7.42 */ |
4080 | | {GTP_EXT_RAT_TYPE, GTP_OPTIONAL, NULL}, /* RAT Type Optional 7.7.50 */ |
4081 | | {GTP_EXT_USR_LOC_INF, GTP_OPTIONAL, NULL}, /* User Location Information Optional 7.7.51 */ |
4082 | | {GTP_EXT_MS_TIME_ZONE, GTP_OPTIONAL, NULL}, /* MS Time Zone Optional 7.7.52 */ |
4083 | | {GTP_EXT_ADD_TRS_INF, GTP_OPTIONAL, NULL}, /* Additional Trace Info Optional 7.7.62 */ |
4084 | | {GTP_EXT_ENH_NSAPI, GTP_MANDATORY, NULL}, /* Enhanced NSAPI Mandatory 7.7.67 */ |
4085 | | {GTP_EXT_ADD_MBMS_TRS_INF, GTP_OPTIONAL, NULL}, /* Additional MBMS Trace Info Optional 7.7.68 */ |
4086 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4087 | | {0, 0, NULL} |
4088 | | } |
4089 | | }, |
4090 | | { |
4091 | | GTP_UPD_MBMS_CNTXT_RES, { |
4092 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4093 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, /* Recovery Optional 7.7.11 */ |
4094 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4095 | | {GTP_EXT_CHRG_ID, GTP_CONDITIONAL, NULL}, /* Charging ID Conditional 7.7.26 */ |
4096 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4097 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* Alternative GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4098 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, /* Charging Gateway Address Optional 7.7.44 */ |
4099 | | {GTP_EXT_CHRG_ADDR, GTP_OPTIONAL, NULL}, /* Alternative Charging Gateway Address Optional 7.7.44 */ |
4100 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4101 | | {0, 0, NULL} |
4102 | | } |
4103 | | }, |
4104 | | { |
4105 | | GTP_DEL_MBMS_CNTXT_REQ, { |
4106 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* IMSI Conditional 7.7.2 */ |
4107 | | {GTP_EXT_TEID_CP, GTP_MANDATORY, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4108 | | {GTP_EXT_USER_ADDR, GTP_CONDITIONAL, NULL}, /* End User Address Conditional 7.7.27 */ |
4109 | | {GTP_EXT_APN, GTP_CONDITIONAL, NULL}, /* Access Point Name Conditional 7.7.30 */ |
4110 | | {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL, NULL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */ |
4111 | | {GTP_EXT_ENH_NSAPI, GTP_MANDATORY, NULL}, /* Enhanced NSAPI Conditional 7.7.67 */ |
4112 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4113 | | {0, 0, NULL} |
4114 | | } |
4115 | | }, |
4116 | | { |
4117 | | GTP_DEL_MBMS_CNTXT_RES, { |
4118 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4119 | | {GTP_EXT_MBMS_PROT_CONF_OPT, GTP_OPTIONAL, NULL}, /* MBMS Protocol Configuration Options Optional 7.7.58 */ |
4120 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, |
4121 | | {0, 0, NULL} |
4122 | | } |
4123 | | }, |
4124 | | { |
4125 | | GTP_MBMS_REG_REQ, { |
4126 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4127 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4128 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4129 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, decode_gtp_sgsn_addr_for_control_plane}, /* SGSN Address for Control Plane GSN Address 7.7.32 */ |
4130 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative SGSN Address for Control Plane GSN Address 7.7.32 */ |
4131 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4132 | | {0, 0, NULL} |
4133 | | } |
4134 | | }, |
4135 | | { |
4136 | | GTP_MBMS_REG_RES, { |
4137 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4138 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4139 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4140 | | {GTP_EXT_TMGI, GTP_CONDITIONAL, NULL}, /* Temporary Mobile Group Identity (TMGI) Conditional 7.7.56 */ |
4141 | | {GTP_EXT_REQ_MBMS_BEARER_CAP, GTP_CONDITIONAL, NULL}, /* 7.7.76 */ |
4142 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4143 | | {0, 0, NULL} |
4144 | | } |
4145 | | }, |
4146 | | { |
4147 | | GTP_MBMS_DE_REG_REQ, { |
4148 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4149 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4150 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4151 | | {0, 0, NULL} |
4152 | | } |
4153 | | }, |
4154 | | { |
4155 | | GTP_MBMS_DE_REG_RES, { |
4156 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4157 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4158 | | {0, 0, NULL} |
4159 | | } |
4160 | | }, |
4161 | | { |
4162 | | GTP_MBMS_SES_START_REQ, { |
4163 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, /* Recovery Optional 7.7.11 */ |
4164 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4165 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4166 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4167 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* GGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4168 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative GGSN Address for Control Plane GSN Address 7.7.32 */ |
4169 | | {GTP_EXT_QOS_UMTS, GTP_MANDATORY, NULL}, /* Quality of Service Profile Mandatory 7.7.34 */ |
4170 | | {GTP_EXT_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* Common Flags Mandatory 7.7.48 */ |
4171 | | {GTP_EXT_TMGI, GTP_MANDATORY, NULL}, /* Temporary Mobile Group Identity (TMGI) Mandatory 7.7.56 */ |
4172 | | {GTP_EXT_MBMS_SA, GTP_MANDATORY, NULL}, /* MBMS Service Area Mandatory 7.7.60 */ |
4173 | | {GTP_EXT_MBMS_SES_ID, GTP_OPTIONAL, NULL}, /* MBMS Session Identifier Optional 7.7.65 */ |
4174 | | {GTP_EXT_MBMS_2G_3G_IND, GTP_MANDATORY, NULL}, /* MBMS 2G/3G Indicator Mandatory 7.7.66 */ |
4175 | | {GTP_EXT_MBMS_SES_DUR, GTP_MANDATORY, NULL}, /* MBMS Session Duration Mandatory 7.7.59 */ /* V16.0.0 has it here. */ |
4176 | | {GTP_EXT_MBMS_SES_ID_REP_NO, GTP_OPTIONAL, NULL}, /* MBMS Session Identity Repetition Number Optional 7.7.69 */ |
4177 | | {GTP_EXT_MBMS_TIME_TO_DATA_TR, GTP_MANDATORY, NULL}, /* MBMS Time To Data Transfer Mandatory 7.7.70 */ |
4178 | | {GTP_EXT_MBMS_FLOW_ID, GTP_OPTIONAL, NULL}, /* 7.7.84 */ |
4179 | | {GTP_EXT_MBMS_IP_MCAST_DIST, GTP_OPTIONAL, NULL}, /* 7.7.85 */ |
4180 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4181 | | {0, 0, NULL} |
4182 | | } |
4183 | | }, |
4184 | | { |
4185 | | GTP_MBMS_SES_START_RES, { |
4186 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4187 | | {GTP_EXT_RECOVER, GTP_OPTIONAL, NULL}, /* Recovery Optional 7.7.11 */ |
4188 | | {GTP_EXT_TEID, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Data I Conditional 7.7.13 */ |
4189 | | {GTP_EXT_TEID_CP, GTP_CONDITIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane Conditional 7.7.14 */ |
4190 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* SGSN Address for Control Plane Conditional GSN Address 7.7.32 */ |
4191 | | {GTP_EXT_GSN_ADDR, GTP_CONDITIONAL, NULL}, /* SGSN Address for user traffic Conditional GSN Address 7.7.32 */ |
4192 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* Alternative SGSN Address for user traffic GSN Address 7.7.32 */ |
4193 | | {GTP_EXT_MBMS_DIST_ACK, GTP_OPTIONAL, NULL}, /* 7.7.86 */ |
4194 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4195 | | {0, 0, NULL} |
4196 | | } |
4197 | | }, |
4198 | | { |
4199 | | GTP_MBMS_SES_STOP_REQ, { |
4200 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4201 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4202 | | {GTP_EXT_MBMS_FLOW_ID, GTP_OPTIONAL, NULL}, /* 7.7.84 */ |
4203 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4204 | | {0, 0, NULL} |
4205 | | } |
4206 | | }, |
4207 | | { |
4208 | | GTP_MBMS_SES_STOP_RES, { |
4209 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4210 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4211 | | {0, 0, NULL} |
4212 | | } |
4213 | | }, |
4214 | | { |
4215 | | GTP_MBMS_SES_UPD_REQ, { |
4216 | | {GTP_EXT_TEID_CP, GTP_OPTIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane 7.7.14 */ |
4217 | | {GTP_EXT_USER_ADDR, GTP_MANDATORY, NULL}, /* End User Address Mandatory 7.7.27 */ |
4218 | | {GTP_EXT_APN, GTP_MANDATORY, NULL}, /* Access Point Name Mandatory 7.7.30 */ |
4219 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* GGSN Address for Control Plane GSN Address 7.7.32 */ |
4220 | | {GTP_EXT_TMGI, GTP_MANDATORY, NULL}, /* Temporary Mobile Group Identity (TMGI) Mandatory 7.7.56 */ |
4221 | | {GTP_EXT_MBMS_SES_DUR, GTP_MANDATORY, NULL}, /* MBMS Session Duration Mandatory 7.7.59 */ /* V16.0.0 has it here. */ |
4222 | | {GTP_EXT_MBMS_SA, GTP_MANDATORY, NULL}, /* MBMS Service Area Mandatory 7.7.60 */ |
4223 | | {GTP_EXT_MBMS_SES_ID, GTP_OPTIONAL, NULL}, /* MBMS Session Identifier Optional 7.7.65 */ |
4224 | | {GTP_EXT_MBMS_SES_ID_REP_NO, GTP_OPTIONAL, NULL}, /* MBMS Session Identity Repetition Number Optional 7.7.69 */ |
4225 | | {GTP_EXT_MBMS_FLOW_ID, GTP_OPTIONAL, NULL}, /* 7.7.84 */ |
4226 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4227 | | {0, 0, NULL} |
4228 | | } |
4229 | | }, |
4230 | | { |
4231 | | GTP_MBMS_SES_UPD_RES, { |
4232 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4233 | | {GTP_EXT_TEID, GTP_OPTIONAL, NULL}, /* Tunnel Endpoint Identifier Data I 7.7.13 */ |
4234 | | {GTP_EXT_TEID_CP, GTP_OPTIONAL, NULL}, /* Tunnel Endpoint Identifier Control Plane 7.7.14 */ |
4235 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* SGSN Address for Data I GSN Address 7.7.32 */ |
4236 | | {GTP_EXT_GSN_ADDR, GTP_OPTIONAL, NULL}, /* SGSN Address for Control Plane GSN Address 7.7.32 */ |
4237 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4238 | | {0, 0, NULL} |
4239 | | } |
4240 | | }, |
4241 | | { |
4242 | | GTP_MS_INFO_CNG_NOT_REQ, { |
4243 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* IMSI Conditional 7.7.2 */ |
4244 | | {GTP_EXT_NSAPI, GTP_OPTIONAL, NULL}, /* Linked NSAPI Optional 7.7.17 */ |
4245 | | {GTP_EXT_RAT_TYPE, GTP_MANDATORY, NULL}, /* RAT Type 7.7.50 */ |
4246 | | {GTP_EXT_USR_LOC_INF, GTP_CONDITIONAL, NULL},/* User Location Information 7.7.51 */ |
4247 | | {GTP_EXT_IMEISV, GTP_CONDITIONAL, NULL}, /* IMEI(SV) 7.7.53 */ |
4248 | | {GTP_EXT_EXTENDED_COMMON_FLGS, GTP_OPTIONAL, NULL}, /* 7.7.93 */ |
4249 | | {GTP_EXT_UCI, GTP_OPTIONAL, NULL}, /* 7.7.94 */ |
4250 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4251 | | {0, 0, NULL} |
4252 | | } |
4253 | | }, |
4254 | | { |
4255 | | GTP_MS_INFO_CNG_NOT_RES, { |
4256 | | {GTP_EXT_CAUSE, GTP_MANDATORY, NULL}, /* Cause Mandatory 7.7.1 */ |
4257 | | {GTP_EXT_IMSI, GTP_CONDITIONAL, NULL}, /* IMSI Conditional 7.7.2 */ |
4258 | | {GTP_EXT_NSAPI, GTP_OPTIONAL, NULL}, /* Linked NSAPI Optional 7.7.17 */ |
4259 | | {GTP_EXT_IMEISV, GTP_CONDITIONAL, NULL}, /* IMEI(SV) 7.7.53 */ |
4260 | | {GTP_EXT_MS_INF_CHG_REP_ACT, GTP_OPTIONAL, NULL}, /* 7.7.80 */ |
4261 | | {GTP_EXT_CSG_INF_REP_ACT, GTP_OPTIONAL, NULL}, /* 7.7.95 */ |
4262 | | {GTP_EXT_PRIV_EXT, GTP_OPTIONAL, NULL}, /* Private Extension Optional 7.7.46 */ |
4263 | | {0, 0, NULL} |
4264 | | } |
4265 | | }, |
4266 | | { |
4267 | | 0, { |
4268 | | {0, 0, NULL} |
4269 | | } |
4270 | | } |
4271 | | }; |
4272 | | |
4273 | | /* Data structure attached to a conversation, |
4274 | | to keep track of request/response-pairs |
4275 | | */ |
4276 | | typedef struct gtp_conv_info_t { |
4277 | | wmem_map_t *unmatched; |
4278 | | wmem_map_t *matched; |
4279 | | } gtp_conv_info_t; |
4280 | | |
4281 | | static unsigned |
4282 | | gtp_sn_hash(const void *k) |
4283 | 3.71k | { |
4284 | 3.71k | const gtp_msg_hash_t *key = (const gtp_msg_hash_t *)k; |
4285 | | |
4286 | 3.71k | return key->seq_nr; |
4287 | 3.71k | } |
4288 | | |
4289 | | static int |
4290 | | gtp_sn_equal_matched(const void *k1, const void *k2) |
4291 | 415 | { |
4292 | 415 | const gtp_msg_hash_t *key1 = (const gtp_msg_hash_t *)k1; |
4293 | 415 | const gtp_msg_hash_t *key2 = (const gtp_msg_hash_t *)k2; |
4294 | 415 | double diff; |
4295 | 415 | nstime_t delta; |
4296 | | |
4297 | 415 | if ( key1->req_frame && key2->req_frame && (key1->req_frame != key2->req_frame) ) { |
4298 | 30 | return 0; |
4299 | 30 | } |
4300 | | |
4301 | 385 | if ( key1->rep_frame && key2->rep_frame && (key1->rep_frame != key2->rep_frame) ) { |
4302 | 271 | return 0; |
4303 | 271 | } |
4304 | | |
4305 | 114 | if (pref_pair_matching_max_interval_ms) { |
4306 | 0 | nstime_delta(&delta, &key1->req_time, &key2->req_time); |
4307 | 0 | diff = fabs(nstime_to_msec(&delta)); |
4308 | |
|
4309 | 0 | return key1->seq_nr == key2->seq_nr && diff < pref_pair_matching_max_interval_ms; |
4310 | 0 | } |
4311 | | |
4312 | 114 | return key1->seq_nr == key2->seq_nr; |
4313 | 114 | } |
4314 | | |
4315 | | static int |
4316 | | gtp_sn_equal_unmatched(const void *k1, const void *k2) |
4317 | 325 | { |
4318 | 325 | const gtp_msg_hash_t *key1 = (const gtp_msg_hash_t *)k1; |
4319 | 325 | const gtp_msg_hash_t *key2 = (const gtp_msg_hash_t *)k2; |
4320 | 325 | double diff; |
4321 | 325 | nstime_t delta; |
4322 | | |
4323 | 325 | if (pref_pair_matching_max_interval_ms) { |
4324 | 0 | nstime_delta(&delta, &key1->req_time, &key2->req_time); |
4325 | 0 | diff = fabs(nstime_to_msec(&delta)); |
4326 | |
|
4327 | 0 | return key1->seq_nr == key2->seq_nr && diff < pref_pair_matching_max_interval_ms; |
4328 | 0 | } |
4329 | | |
4330 | 325 | return key1->seq_nr == key2->seq_nr; |
4331 | 325 | } |
4332 | | |
4333 | | static gtp_conv_info_t * |
4334 | | find_or_create_gtp_conv_info(packet_info *pinfo, conversation_t *conversation) |
4335 | 2.02k | { |
4336 | 2.02k | gtp_conv_info_t *gtp_info; |
4337 | | |
4338 | 2.02k | if (conversation == NULL) { |
4339 | | /* XXX - Note 3GPP TS 29.060 10.1 UDP/IP that the destination address |
4340 | | * of the request and the source address of the response do NOT have |
4341 | | * to match (unlike the source of request and destination of response, |
4342 | | * and both sets of ports). So ideally this should be a conversation |
4343 | | * that matches on three parameters but not all four. We might have to |
4344 | | * use the msg_type to know whether it's a request or response, though, |
4345 | | * which might mean doing this inside gtp_match_response. |
4346 | | */ |
4347 | 2.02k | conversation = find_or_create_conversation(pinfo); |
4348 | 2.02k | } |
4349 | | |
4350 | | /* |
4351 | | * Do we already know this conversation? |
4352 | | */ |
4353 | 2.02k | gtp_info = (gtp_conv_info_t *)conversation_get_proto_data(conversation, proto_gtp); |
4354 | 2.02k | if (gtp_info == NULL) { |
4355 | | /* No. Attach that information to the conversation, and add |
4356 | | * it to the list of information structures. |
4357 | | */ |
4358 | 450 | gtp_info = wmem_new(wmem_file_scope(), gtp_conv_info_t); |
4359 | | /*Request/response matching tables*/ |
4360 | 450 | gtp_info->matched = wmem_map_new(wmem_file_scope(), gtp_sn_hash, gtp_sn_equal_matched); |
4361 | 450 | gtp_info->unmatched = wmem_map_new(wmem_file_scope(), gtp_sn_hash, gtp_sn_equal_unmatched); |
4362 | | |
4363 | 450 | conversation_add_proto_data(conversation, proto_gtp, gtp_info); |
4364 | 450 | } |
4365 | | |
4366 | 2.02k | return gtp_info; |
4367 | 2.02k | } |
4368 | | |
4369 | | static gtp_msg_hash_t * |
4370 | | gtp_match_response(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int seq_nr, unsigned msgtype, gtp_conv_info_t *gtp_info, uint8_t last_cause) |
4371 | 3.35k | { |
4372 | 3.35k | gtp_msg_hash_t gcr, *gcrp = NULL; |
4373 | 3.35k | uint32_t session; |
4374 | | |
4375 | 3.35k | gcr.seq_nr=seq_nr; |
4376 | 3.35k | gcr.req_time = pinfo->abs_ts; |
4377 | | |
4378 | 3.35k | switch (msgtype) { |
4379 | 21 | case GTP_MSG_ECHO_REQ: |
4380 | 29 | case GTP_MSG_CREATE_PDP_REQ: |
4381 | 52 | case GTP_MSG_UPDATE_PDP_REQ: |
4382 | 59 | case GTP_MSG_DELETE_PDP_REQ: |
4383 | 77 | case GTP_MSG_FORW_RELOC_REQ: |
4384 | 80 | case GTP_MSG_DATA_TRANSF_REQ: |
4385 | 114 | case GTP_MSG_SGSN_CNTXT_REQ: |
4386 | 116 | case GTP_MS_INFO_CNG_NOT_REQ: |
4387 | 128 | case GTP_MSG_IDENT_REQ: |
4388 | 128 | gcr.is_request=true; |
4389 | 128 | gcr.req_frame=pinfo->num; |
4390 | 128 | gcr.rep_frame=0; |
4391 | 128 | break; |
4392 | 31 | case GTP_MSG_ECHO_RESP: |
4393 | 41 | case GTP_MSG_CREATE_PDP_RESP: |
4394 | 57 | case GTP_MSG_UPDATE_PDP_RESP: |
4395 | 66 | case GTP_MSG_DELETE_PDP_RESP: |
4396 | 108 | case GTP_MSG_FORW_RELOC_RESP: |
4397 | 3.04k | case GTP_MSG_DATA_TRANSF_RESP: |
4398 | 3.05k | case GTP_MSG_SGSN_CNTXT_RESP: |
4399 | 3.06k | case GTP_MS_INFO_CNG_NOT_RES: |
4400 | 3.07k | case GTP_MSG_IDENT_RESP: |
4401 | 3.07k | gcr.is_request=false; |
4402 | 3.07k | gcr.req_frame=0; |
4403 | 3.07k | gcr.rep_frame=pinfo->num; |
4404 | 3.07k | break; |
4405 | 150 | default: |
4406 | 150 | gcr.is_request=false; |
4407 | 150 | gcr.req_frame=0; |
4408 | 150 | gcr.rep_frame=0; |
4409 | 150 | break; |
4410 | 3.35k | } |
4411 | | |
4412 | 3.35k | gcrp = (gtp_msg_hash_t *)wmem_map_lookup(gtp_info->matched, &gcr); |
4413 | | |
4414 | 3.35k | if (gcrp) { |
4415 | | |
4416 | 93 | gcrp->is_request=gcr.is_request; |
4417 | | |
4418 | 3.25k | } else { |
4419 | | |
4420 | | /*no match, let's try to make one*/ |
4421 | 3.25k | switch (msgtype) { |
4422 | 21 | case GTP_MSG_ECHO_REQ: |
4423 | 29 | case GTP_MSG_CREATE_PDP_REQ: |
4424 | 52 | case GTP_MSG_UPDATE_PDP_REQ: |
4425 | 59 | case GTP_MSG_DELETE_PDP_REQ: |
4426 | 77 | case GTP_MSG_FORW_RELOC_REQ: |
4427 | 80 | case GTP_MSG_DATA_TRANSF_REQ: |
4428 | 114 | case GTP_MSG_SGSN_CNTXT_REQ: |
4429 | 116 | case GTP_MS_INFO_CNG_NOT_REQ: |
4430 | 128 | case GTP_MSG_IDENT_REQ: |
4431 | 128 | gcr.seq_nr=seq_nr; |
4432 | | |
4433 | 128 | gcrp=(gtp_msg_hash_t *)wmem_map_lookup(gtp_info->unmatched, &gcr); |
4434 | 128 | if (gcrp) { |
4435 | 51 | wmem_map_remove(gtp_info->unmatched, gcrp); |
4436 | 51 | } |
4437 | | /* if we can't reuse the old one, grab a new chunk */ |
4438 | 128 | if (!gcrp) { |
4439 | 77 | gcrp = wmem_new(wmem_file_scope(), gtp_msg_hash_t); |
4440 | 77 | } |
4441 | 128 | gcrp->seq_nr=seq_nr; |
4442 | 128 | gcrp->req_frame = pinfo->num; |
4443 | 128 | gcrp->req_time = pinfo->abs_ts; |
4444 | 128 | gcrp->rep_frame = 0; |
4445 | 128 | gcrp->msgtype = msgtype; |
4446 | 128 | gcrp->is_request = true; |
4447 | 128 | wmem_map_insert(gtp_info->unmatched, gcrp, gcrp); |
4448 | 128 | return NULL; |
4449 | 31 | case GTP_MSG_ECHO_RESP: |
4450 | 41 | case GTP_MSG_CREATE_PDP_RESP: |
4451 | 57 | case GTP_MSG_UPDATE_PDP_RESP: |
4452 | 66 | case GTP_MSG_DELETE_PDP_RESP: |
4453 | 108 | case GTP_MSG_FORW_RELOC_RESP: |
4454 | 2.95k | case GTP_MSG_DATA_TRANSF_RESP: |
4455 | 2.96k | case GTP_MSG_SGSN_CNTXT_RESP: |
4456 | 2.97k | case GTP_MS_INFO_CNG_NOT_RES: |
4457 | 2.98k | case GTP_MSG_IDENT_RESP: |
4458 | 2.98k | gcr.seq_nr=seq_nr; |
4459 | 2.98k | gcrp=(gtp_msg_hash_t *)wmem_map_lookup(gtp_info->unmatched, &gcr); |
4460 | | |
4461 | 2.98k | if (gcrp) { |
4462 | 13 | if (!gcrp->rep_frame) { |
4463 | 13 | wmem_map_remove(gtp_info->unmatched, gcrp); |
4464 | 13 | gcrp->rep_frame=pinfo->num; |
4465 | 13 | gcrp->is_request=false; |
4466 | 13 | wmem_map_insert(gtp_info->matched, gcrp, gcrp); |
4467 | 13 | } |
4468 | 13 | } |
4469 | 2.98k | break; |
4470 | 148 | default: |
4471 | 148 | break; |
4472 | 3.25k | } |
4473 | 3.25k | } |
4474 | | |
4475 | | /* we have found a match */ |
4476 | 3.22k | if (gcrp) { |
4477 | 106 | proto_item *it; |
4478 | | |
4479 | | |
4480 | 106 | if (gcrp->is_request) { |
4481 | 0 | it = proto_tree_add_uint(tree, hf_gtp_response_in, tvb, 0, 0, gcrp->rep_frame); |
4482 | 0 | proto_item_set_generated(it); |
4483 | 106 | } else { |
4484 | 106 | nstime_t ns; |
4485 | | |
4486 | 106 | it = proto_tree_add_uint(tree, hf_gtp_response_to, tvb, 0, 0, gcrp->req_frame); |
4487 | 106 | proto_item_set_generated(it); |
4488 | 106 | nstime_delta(&ns, &pinfo->abs_ts, &gcrp->req_time); |
4489 | 106 | it = proto_tree_add_time(tree, hf_gtp_time, tvb, 0, 0, &ns); |
4490 | 106 | proto_item_set_generated(it); |
4491 | 106 | if (g_gtp_session) { |
4492 | 0 | if (!PINFO_FD_VISITED(pinfo) && gtp_version == 1) { |
4493 | | /* GTP session */ |
4494 | | /* If it does not have any session assigned yet */ |
4495 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
4496 | 0 | if (!session) { |
4497 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(gcrp->req_frame))); |
4498 | 0 | if (session) { |
4499 | 0 | add_gtp_session(pinfo->num, session); |
4500 | 0 | } |
4501 | 0 | } |
4502 | |
|
4503 | 0 | if (!is_cause_accepted(last_cause, gtp_version)){ |
4504 | | /* If the cause is not accepted then we have to remove all the session information about its corresponding request */ |
4505 | 0 | remove_frame_info(gcrp->req_frame); |
4506 | 0 | } |
4507 | 0 | } |
4508 | 0 | } |
4509 | 106 | } |
4510 | 106 | } |
4511 | 3.22k | return gcrp; |
4512 | 3.35k | } |
4513 | | |
4514 | | |
4515 | | static int |
4516 | | check_field_presence_and_decoder(uint8_t version, uint8_t message, uint8_t field, int *position, ie_decoder **alt_decoder) |
4517 | 0 | { |
4518 | |
|
4519 | 0 | unsigned i = 0; |
4520 | 0 | const _gtp_mess_items *mess_items; |
4521 | |
|
4522 | 0 | switch (version) { |
4523 | 0 | case 0: |
4524 | 0 | mess_items = gprs_mess_items; |
4525 | 0 | break; |
4526 | 0 | case 1: |
4527 | 0 | mess_items = umts_mess_items; |
4528 | 0 | break; |
4529 | 0 | default: |
4530 | 0 | return -2; |
4531 | 0 | } |
4532 | | |
4533 | 0 | while (mess_items[i].code) { |
4534 | 0 | if (mess_items[i].code == message) { |
4535 | |
|
4536 | 0 | while (mess_items[i].fields[*position].code) { |
4537 | 0 | if (mess_items[i].fields[*position].code == field) { |
4538 | 0 | *alt_decoder = mess_items[i].fields[*position].alt_decoder; |
4539 | 0 | (*position)++; |
4540 | 0 | return 0; |
4541 | 0 | } else { |
4542 | 0 | if (mess_items[i].fields[*position].presence == GTP_MANDATORY) { |
4543 | 0 | return mess_items[i].fields[(*position)++].code; |
4544 | 0 | } else { |
4545 | 0 | (*position)++; |
4546 | 0 | } |
4547 | 0 | } |
4548 | 0 | } |
4549 | 0 | return -1; |
4550 | 0 | } |
4551 | 0 | i++; |
4552 | 0 | } |
4553 | | |
4554 | 0 | return -2; |
4555 | 0 | } |
4556 | | |
4557 | | /* Decoders of fields in extension headers, each function returns no of bytes from field */ |
4558 | | |
4559 | | /* GPRS: 9.60 v7.6.0, chapter |
4560 | | * UMTS: 29.060 v4.0, chapter |
4561 | | * 7.7.1 Cause |
4562 | | */ |
4563 | | static int |
4564 | | decode_gtp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args) |
4565 | 360 | { |
4566 | 360 | uint8_t cause; |
4567 | | |
4568 | 360 | cause = tvb_get_uint8(tvb, offset + 1); |
4569 | 360 | if (g_gtp_session) { |
4570 | 0 | args->last_cause = cause; |
4571 | 0 | } |
4572 | 360 | proto_tree_add_uint(tree, hf_gtp_cause, tvb, offset, 2, cause); |
4573 | | |
4574 | 360 | return 2; |
4575 | 360 | } |
4576 | | |
4577 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.2 |
4578 | | * UMTS: 29.060 v4.0, chapter 7.7.2 |
4579 | | */ |
4580 | | static int |
4581 | | decode_gtp_imsi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
4582 | 202 | { |
4583 | | /* const char *imsi_str; */ |
4584 | | |
4585 | | /* Octets 2 - 9 IMSI */ |
4586 | 202 | /* imsi_str = */ dissect_e212_imsi(tvb, pinfo, tree, offset+1, 8, false); |
4587 | | |
4588 | 202 | return 9; |
4589 | 202 | } |
4590 | | |
4591 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.3 |
4592 | | * UMTS: 29.060 v4.0, chapter 7.7.3 Routeing Area Identity (RAI) |
4593 | | */ |
4594 | | static int |
4595 | | decode_gtp_rai(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4596 | 123 | { |
4597 | | |
4598 | 123 | proto_tree *ext_tree_rai; |
4599 | | |
4600 | 123 | ext_tree_rai = proto_tree_add_subtree(tree, tvb, offset, 1, ett_gtp_ies[GTP_EXT_RAI], NULL, |
4601 | 123 | val_to_str_ext_const(GTP_EXT_RAI, >p_val_ext, "Unknown message")); |
4602 | | |
4603 | 123 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree_rai, offset+1, E212_RAI, true); |
4604 | 123 | proto_tree_add_item(ext_tree_rai, hf_gtp_lac, tvb, offset + 4, 2, ENC_BIG_ENDIAN); |
4605 | 123 | proto_tree_add_item(ext_tree_rai, hf_gtp_rai_rac, tvb, offset + 6, 1, ENC_BIG_ENDIAN); |
4606 | | |
4607 | 123 | return 7; |
4608 | 123 | } |
4609 | | |
4610 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.4, page 39 |
4611 | | * UMTS: 29.060 v4.0, chapter 7.7.4 Temporary Logical Link Identity (TLLI) |
4612 | | */ |
4613 | | static int |
4614 | | decode_gtp_tlli(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4615 | 104 | { |
4616 | | |
4617 | 104 | uint32_t tlli; |
4618 | | |
4619 | 104 | tlli = tvb_get_ntohl(tvb, offset + 1); |
4620 | 104 | proto_tree_add_uint(tree, hf_gtp_tlli, tvb, offset, 5, tlli); |
4621 | | |
4622 | 104 | return 5; |
4623 | 104 | } |
4624 | | |
4625 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.5, page 39 |
4626 | | * UMTS: 29.060 v4.0, chapter 7.7.5 Packet TMSI (P-TMSI) |
4627 | | */ |
4628 | | static int |
4629 | | decode_gtp_ptmsi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4630 | 78 | { |
4631 | 78 | proto_item* ti; |
4632 | | |
4633 | 78 | proto_tree_add_item(tree, hf_gtp_ptmsi, tvb, offset + 1, 4, ENC_BIG_ENDIAN); |
4634 | 78 | ti = proto_tree_add_item(tree, hf_3gpp_tmsi, tvb, offset+1, 4, ENC_BIG_ENDIAN); |
4635 | 78 | proto_item_set_hidden(ti); |
4636 | | |
4637 | 78 | return 5; |
4638 | 78 | } |
4639 | | |
4640 | | /* |
4641 | | * adjust - how many bytes before offset should be highlighted |
4642 | | */ |
4643 | | static int |
4644 | | decode_qos_gprs(tvbuff_t * tvb, int offset, proto_tree * tree, const char * qos_str, uint8_t adjust) |
4645 | 262 | { |
4646 | | |
4647 | 262 | uint8_t spare1, delay, reliability, peak, spare2, precedence, spare3, mean; |
4648 | 262 | proto_tree *ext_tree_qos; |
4649 | | |
4650 | 262 | spare1 = tvb_get_uint8(tvb, offset) & GTP_EXT_QOS_SPARE1_MASK; |
4651 | 262 | delay = tvb_get_uint8(tvb, offset) & GTP_EXT_QOS_DELAY_MASK; |
4652 | 262 | reliability = tvb_get_uint8(tvb, offset) & GTP_EXT_QOS_RELIABILITY_MASK; |
4653 | 262 | peak = tvb_get_uint8(tvb, offset + 1) & GTP_EXT_QOS_PEAK_MASK; |
4654 | 262 | spare2 = tvb_get_uint8(tvb, offset + 1) & GTP_EXT_QOS_SPARE2_MASK; |
4655 | 262 | precedence = tvb_get_uint8(tvb, offset + 1) & GTP_EXT_QOS_PRECEDENCE_MASK; |
4656 | 262 | spare3 = tvb_get_uint8(tvb, offset + 2) & GTP_EXT_QOS_SPARE3_MASK; |
4657 | 262 | mean = tvb_get_uint8(tvb, offset + 2) & GTP_EXT_QOS_MEAN_MASK; |
4658 | | |
4659 | 262 | ext_tree_qos = proto_tree_add_subtree_format(tree, tvb, offset - adjust, 3 + adjust, ett_gtp_qos, NULL, |
4660 | 262 | "%s: delay: %u, reliability: %u, peak: %u, precedence: %u, mean: %u", |
4661 | 262 | qos_str, (delay >> 3) & 0x07, reliability, (peak >> 4) & 0x0F, precedence, mean); |
4662 | | |
4663 | 262 | if (adjust != 0) { |
4664 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare1, tvb, offset, 1, spare1); |
4665 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_delay, tvb, offset, 1, delay); |
4666 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_reliability, tvb, offset, 1, reliability); |
4667 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_peak, tvb, offset + 1, 1, peak); |
4668 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare2, tvb, offset + 1, 1, spare2); |
4669 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_precedence, tvb, offset + 1, 1, precedence); |
4670 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare3, tvb, offset + 2, 1, spare3); |
4671 | 233 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_mean, tvb, offset + 2, 1, mean); |
4672 | 233 | } |
4673 | | |
4674 | 262 | return 3; |
4675 | 262 | } |
4676 | | |
4677 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.6, page 39 |
4678 | | * 4.08 |
4679 | | * 3.60 |
4680 | | * UMTS: not present |
4681 | | * TODO: check if length is included: ETSI 4.08 vs 9.60 |
4682 | | */ |
4683 | | static int |
4684 | | decode_gtp_qos_gprs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4685 | 233 | { |
4686 | | |
4687 | 233 | return (1 + decode_qos_gprs(tvb, offset + 1, tree, "Quality of Service", 1)); |
4688 | | |
4689 | 233 | } |
4690 | | |
4691 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.7, page 39 |
4692 | | * UMTS: 29.060 v4.0, chapter 7.7.6 Reordering Required |
4693 | | */ |
4694 | | static int |
4695 | | decode_gtp_reorder(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4696 | 274 | { |
4697 | | |
4698 | 274 | uint8_t reorder; |
4699 | | |
4700 | 274 | reorder = tvb_get_uint8(tvb, offset + 1) & 0x01; |
4701 | 274 | proto_tree_add_boolean(tree, hf_gtp_reorder, tvb, offset, 2, reorder); |
4702 | | |
4703 | 274 | return 2; |
4704 | 274 | } |
4705 | | |
4706 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.8, page 40 |
4707 | | * 4.08 v7.1.2, chapter 10.5.3.1+ |
4708 | | * UMTS: 29.060 v4.0, chapter 7.7.7 |
4709 | | * TODO: Add blurb support by registering items in the protocol registration |
4710 | | */ |
4711 | | static int |
4712 | | decode_gtp_auth_tri(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4713 | 30 | { |
4714 | | |
4715 | 30 | proto_tree *ext_tree_auth_tri; |
4716 | | |
4717 | 30 | ext_tree_auth_tri = proto_tree_add_subtree(tree, tvb, offset, 29, ett_gtp_ies[GTP_EXT_AUTH_TRI], NULL, |
4718 | 30 | val_to_str_ext_const(GTP_EXT_AUTH_TRI, >p_val_ext, "Unknown message")); |
4719 | | |
4720 | 30 | proto_tree_add_item(ext_tree_auth_tri, hf_gtp_rand, tvb, offset + 1, 16, ENC_NA); |
4721 | 30 | proto_tree_add_item(ext_tree_auth_tri, hf_gtp_sres, tvb, offset + 17, 4, ENC_NA); |
4722 | 30 | proto_tree_add_item(ext_tree_auth_tri, hf_gtp_kc, tvb, offset + 21, 8, ENC_NA); |
4723 | | |
4724 | 30 | return 1 + 16 + 4 + 8; |
4725 | 30 | } |
4726 | | |
4727 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.9, page 40 |
4728 | | * 9.02 v7.7.0, page 1090 |
4729 | | * UMTS: 29.060 v4.0, chapter 7.7.8, page 48 |
4730 | | * 29.002 v4.2.1, chapter 17.5, page 268 |
4731 | | */ |
4732 | | static int |
4733 | | decode_gtp_map_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4734 | 36 | { |
4735 | | |
4736 | 36 | uint8_t map_cause; |
4737 | | |
4738 | 36 | map_cause = tvb_get_uint8(tvb, offset + 1); |
4739 | 36 | proto_tree_add_uint(tree, hf_gtp_map_cause, tvb, offset, 2, map_cause); |
4740 | | |
4741 | 36 | return 2; |
4742 | 36 | } |
4743 | | |
4744 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.10, page 41 |
4745 | | * UMTS: 29.060 v4.0, chapter 7.7.9, page 48 |
4746 | | */ |
4747 | | static int |
4748 | | decode_gtp_ptmsi_sig(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4749 | 88 | { |
4750 | | |
4751 | 88 | uint32_t ptmsi_sig; |
4752 | | |
4753 | 88 | ptmsi_sig = tvb_get_ntoh24(tvb, offset + 1); |
4754 | 88 | proto_tree_add_uint(tree, hf_gtp_ptmsi_sig, tvb, offset, 4, ptmsi_sig); |
4755 | | |
4756 | 88 | return 4; |
4757 | 88 | } |
4758 | | |
4759 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.11, page 41 |
4760 | | * UMTS: 29.060 v4.0, chapter 7.7.10, page 49 |
4761 | | */ |
4762 | | static int |
4763 | | decode_gtp_ms_valid(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4764 | 110 | { |
4765 | | |
4766 | 110 | uint8_t ms_valid; |
4767 | | |
4768 | 110 | ms_valid = tvb_get_uint8(tvb, offset + 1) & 0x01; |
4769 | 110 | proto_tree_add_boolean(tree, hf_gtp_ms_valid, tvb, offset, 2, ms_valid); |
4770 | | |
4771 | 110 | return 2; |
4772 | 110 | } |
4773 | | |
4774 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.12, page 41 |
4775 | | * UMTS: 29.060 v4.0, chapter 7.7.11 Recovery |
4776 | | */ |
4777 | | static int |
4778 | | decode_gtp_recovery(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4779 | 69 | { |
4780 | | |
4781 | 69 | uint8_t recovery; |
4782 | | |
4783 | 69 | recovery = tvb_get_uint8(tvb, offset + 1); |
4784 | 69 | proto_tree_add_uint(tree, hf_gtp_recovery, tvb, offset, 2, recovery); |
4785 | | |
4786 | 69 | return 2; |
4787 | 69 | } |
4788 | | |
4789 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.13, page 42 |
4790 | | * UMTS: 29.060 v4.0, chapter 7.7.12 Selection Mode |
4791 | | */ |
4792 | | |
4793 | | |
4794 | | static const char * |
4795 | | dissect_radius_selection_mode(proto_tree * tree, tvbuff_t * tvb, packet_info* pinfo _U_) |
4796 | 0 | { |
4797 | 0 | uint8_t sel_mode; |
4798 | | |
4799 | | /* Value in ASCII(UTF-8) */ |
4800 | 0 | sel_mode = tvb_get_uint8(tvb, 0) - 0x30; |
4801 | 0 | proto_tree_add_uint(tree, hf_gtp_sel_mode, tvb, 0, 1, sel_mode); |
4802 | |
|
4803 | 0 | return val_to_str_const(sel_mode, gtp_sel_mode_vals, "Unknown"); |
4804 | 0 | } |
4805 | | |
4806 | | static int |
4807 | | decode_gtp_sel_mode(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4808 | 103 | { |
4809 | 103 | proto_tree *ext_tree; |
4810 | 103 | proto_item *te; |
4811 | 103 | uint8_t sel_mode; |
4812 | | |
4813 | 103 | sel_mode = tvb_get_uint8(tvb, offset + 1) & 0x03; |
4814 | | |
4815 | 103 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 2, ett_gtp_ies[GTP_EXT_SEL_MODE], &te, |
4816 | 103 | val_to_str_ext_const(GTP_EXT_SEL_MODE, >p_val_ext, "Unknown message")); |
4817 | 103 | proto_item_append_text(te, ": %s", val_to_str_const(sel_mode, gtp_sel_mode_vals, "Unknown")); |
4818 | 103 | proto_tree_add_item(ext_tree, hf_gtp_sel_mode, tvb, offset+1, 1, ENC_BIG_ENDIAN); |
4819 | | |
4820 | 103 | return 2; |
4821 | 103 | } |
4822 | | |
4823 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.14, page 42 |
4824 | | * UMTS: 29.060 v4.0, chapter 7.7.13, page 50 |
4825 | | */ |
4826 | | static int |
4827 | | decode_gtp_16(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
4828 | 94 | { |
4829 | | |
4830 | 94 | uint16_t ext_flow_label; |
4831 | 94 | uint32_t teid_data, *teid; |
4832 | | |
4833 | 94 | switch (gtp_version) { |
4834 | 34 | case 0: |
4835 | 34 | ext_flow_label = tvb_get_ntohs(tvb, offset + 1); |
4836 | 34 | proto_tree_add_uint(tree, hf_gtp_ext_flow_label, tvb, offset, 3, ext_flow_label); |
4837 | | |
4838 | 34 | return 3; |
4839 | 60 | case 1: |
4840 | 60 | teid_data = tvb_get_ntohl(tvb, offset + 1); |
4841 | | /* We save the teid_data so that we could assignate its corresponding session ID later */ |
4842 | 60 | if (g_gtp_session && !PINFO_FD_VISITED(pinfo)) { |
4843 | 0 | args->last_teid = teid_data; /* We save it to track the error indication */ |
4844 | 0 | if (!teid_exists(teid_data, args->teid_list)) { |
4845 | 0 | teid = wmem_new(pinfo->pool, uint32_t); |
4846 | 0 | *teid = teid_data; |
4847 | 0 | wmem_list_prepend(args->teid_list, teid); |
4848 | 0 | } |
4849 | 0 | } |
4850 | 60 | proto_tree_add_uint(tree, hf_gtp_teid_data, tvb, offset+1, 4, teid_data); |
4851 | | |
4852 | 60 | return 5; |
4853 | 0 | default: |
4854 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtp_field_not_support_in_version, |
4855 | 0 | tvb, offset, 1, "Flow label/TEID Data I : GTP version not supported"); |
4856 | |
|
4857 | 0 | return 3; |
4858 | 94 | } |
4859 | 94 | } |
4860 | | |
4861 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.15, page 42 |
4862 | | * UMTS: 29.060 v4.0, chapter 7.7.14, page 42 |
4863 | | */ |
4864 | | static int |
4865 | | decode_gtp_17(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
4866 | 93 | { |
4867 | | |
4868 | 93 | uint32_t teid_cp; |
4869 | 93 | uint32_t *teid; |
4870 | | |
4871 | 93 | switch (gtp_version) { |
4872 | 82 | case 0: |
4873 | 82 | proto_tree_add_item(tree, hf_gtp_flow_sig, tvb, offset+1, 2, ENC_BIG_ENDIAN); |
4874 | 82 | return 3; |
4875 | 11 | case 1: |
4876 | 11 | proto_tree_add_item_ret_uint(tree, hf_gtp_teid_cp, tvb, offset+1 , 4, ENC_BIG_ENDIAN, &teid_cp); |
4877 | | /* We save the teid_cp so that we could assignate its corresponding session ID later */ |
4878 | 11 | if (g_gtp_session && !PINFO_FD_VISITED(pinfo)) { |
4879 | 0 | if (!teid_exists(teid_cp, args->teid_list)) { |
4880 | 0 | teid = wmem_new(pinfo->pool, uint32_t); |
4881 | 0 | *teid = teid_cp; |
4882 | 0 | wmem_list_prepend(args->teid_list, teid); |
4883 | 0 | } |
4884 | 0 | } |
4885 | 11 | return 5; |
4886 | 0 | default: |
4887 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtp_field_not_support_in_version, |
4888 | 0 | tvb, offset, 1, "Flow label signalling/TEID control plane : GTP version not supported"); |
4889 | 0 | return 3; |
4890 | 93 | } |
4891 | 93 | } |
4892 | | |
4893 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.16, page 42 |
4894 | | * UMTS: 29.060 v4.0, chapter 7.7.15, page 51 |
4895 | | */ |
4896 | | static int |
4897 | | decode_gtp_18(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
4898 | 178 | { |
4899 | | |
4900 | 178 | uint16_t flow_ii; |
4901 | 178 | uint32_t teid_ii; |
4902 | 178 | proto_tree *ext_tree_flow_ii; |
4903 | | |
4904 | 178 | switch (gtp_version) { |
4905 | 97 | case 0: |
4906 | 97 | ext_tree_flow_ii = proto_tree_add_subtree(tree, tvb, offset, 4, ett_gtp_ies[GTP_EXT_FLOW_II], NULL, |
4907 | 97 | val_to_str_ext_const(GTP_EXT_FLOW_II, >p_val_ext, "Unknown message")); |
4908 | | |
4909 | 97 | proto_tree_add_item(ext_tree_flow_ii, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
4910 | | |
4911 | 97 | flow_ii = tvb_get_ntohs(tvb, offset + 2); |
4912 | 97 | proto_tree_add_uint(ext_tree_flow_ii, hf_gtp_flow_ii, tvb, offset + 2, 2, flow_ii); |
4913 | | |
4914 | 97 | return 4; |
4915 | 81 | case 1: |
4916 | 81 | ext_tree_flow_ii = proto_tree_add_subtree(tree, tvb, offset, 6, ett_gtp_flow_ii, NULL, |
4917 | 81 | val_to_str_ext_const(GTP_EXT_TEID_II, >pv1_val_ext, "Unknown message")); |
4918 | | |
4919 | 81 | proto_tree_add_item(ext_tree_flow_ii, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
4920 | | |
4921 | 81 | teid_ii = tvb_get_ntohl(tvb, offset + 2); |
4922 | 81 | proto_tree_add_uint(ext_tree_flow_ii, hf_gtp_teid_ii, tvb, offset + 2, 4, teid_ii); |
4923 | | |
4924 | 81 | return 6; |
4925 | 0 | default: |
4926 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtp_field_not_support_in_version, |
4927 | 0 | tvb, offset, 1, "Flow data II/TEID Data II : GTP Version not supported"); |
4928 | |
|
4929 | 0 | return 4; |
4930 | 178 | } |
4931 | 178 | } |
4932 | | |
4933 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.16A, page 43 |
4934 | | * UMTS: 29.060 v4.0, chapter 7.7.16, page 51 |
4935 | | * Check if all ms_reason types are included |
4936 | | */ |
4937 | | static int |
4938 | | decode_gtp_19(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
4939 | 430 | { |
4940 | | |
4941 | 430 | uint8_t field19; |
4942 | | |
4943 | 430 | field19 = tvb_get_uint8(tvb, offset + 1); |
4944 | | |
4945 | 430 | switch (gtp_version) { |
4946 | 392 | case 0: |
4947 | 392 | proto_tree_add_uint(tree, hf_gtp_ms_reason, tvb, offset, 2, field19); |
4948 | 392 | break; |
4949 | 38 | case 1: |
4950 | 38 | proto_tree_add_boolean(tree, hf_gtp_tear_ind, tvb, offset, 2, field19 & 0x01); |
4951 | 38 | break; |
4952 | 0 | default: |
4953 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtp_field_not_support_in_version, |
4954 | 0 | tvb, offset, 1, "Information Element Type = 19 : GTP Version not supported"); |
4955 | 0 | break; |
4956 | 430 | } |
4957 | | |
4958 | 430 | return 2; |
4959 | 430 | } |
4960 | | |
4961 | | /* GPRS: not present |
4962 | | * UMTS: 29.060 v4.0, chapter 7.7.17, page 51 |
4963 | | */ |
4964 | | static int |
4965 | | decode_gtp_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4966 | 207 | { |
4967 | 207 | uint8_t nsapi; |
4968 | 207 | proto_tree *ext_tree; |
4969 | 207 | proto_item *te; |
4970 | | |
4971 | 207 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 2, ett_gtp_ies[GTP_EXT_NSAPI], &te, |
4972 | 207 | val_to_str_ext_const(GTP_EXT_NSAPI, >p_val_ext, "Unknown message")); |
4973 | | |
4974 | 207 | nsapi = tvb_get_uint8(tvb, offset + 1) & 0x0F; |
4975 | 207 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
4976 | 207 | proto_item_append_text(te, ": %u",nsapi); |
4977 | | |
4978 | 207 | return 2; |
4979 | 207 | } |
4980 | | |
4981 | | /* GPRS: not present |
4982 | | * UMTS: 29.060 v4.0, chapter 7.7.18, page 52 |
4983 | | */ |
4984 | | static int |
4985 | | decode_gtp_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
4986 | 257 | { |
4987 | | |
4988 | 257 | uint8_t ranap; |
4989 | | |
4990 | 257 | ranap = tvb_get_uint8(tvb, offset + 1); |
4991 | | |
4992 | 257 | if ((ranap > 0) && (ranap <= 64)) |
4993 | 234 | proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, |
4994 | 234 | ranap, "%s (Radio Network Layer Cause) : %s (%u)", |
4995 | 234 | val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"), |
4996 | 234 | val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap); |
4997 | | |
4998 | 257 | if ((ranap > 64) && (ranap <= 80)) |
4999 | 1 | proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, |
5000 | 1 | ranap, "%s (Transport Layer Cause) : %s (%u)", |
5001 | 1 | val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"), |
5002 | 1 | val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap); |
5003 | | |
5004 | 257 | if ((ranap > 80) && (ranap <= 96)) |
5005 | 4 | proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, |
5006 | 4 | ranap, "%s (NAS Cause) : %s (%u)", |
5007 | 4 | val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"), |
5008 | 4 | val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap); |
5009 | | |
5010 | 257 | if ((ranap > 96) && (ranap <= 112)) |
5011 | 1 | proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, ranap, |
5012 | 1 | "%s (Protocol Cause) : %s (%u)", |
5013 | 1 | val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"), |
5014 | 1 | val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap); |
5015 | | |
5016 | 257 | if ((ranap > 112) && (ranap <= 128)) |
5017 | 7 | proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, ranap, |
5018 | 7 | "%s (Miscellaneous Cause) : %s (%u)", |
5019 | 7 | val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"), |
5020 | 7 | val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap); |
5021 | | |
5022 | 257 | if ((ranap > 128) /* && (ranap <= 255) */ ) |
5023 | 6 | proto_tree_add_uint_format(tree, hf_gtp_ranap_cause, tvb, offset, 2, ranap, |
5024 | 6 | "%s (Non-standard Cause) : %s (%u)", |
5025 | 6 | val_to_str_ext_const(GTP_EXT_RANAP_CAUSE, >p_val_ext, "Unknown"), |
5026 | 6 | val_to_str_ext_const(ranap, &ranap_cause_type_ext, "Unknown RANAP Cause"), ranap); |
5027 | | |
5028 | 257 | return 2; |
5029 | 257 | } |
5030 | | |
5031 | | /* GPRS: not present |
5032 | | * UMTS: 29.060 v4.0, chapter 7.7.19, page 52 |
5033 | | */ |
5034 | | static int |
5035 | | decode_gtp_rab_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5036 | 63 | { |
5037 | 63 | proto_tree *ext_tree_rab_cntxt; |
5038 | | |
5039 | 63 | ext_tree_rab_cntxt = proto_tree_add_subtree(tree, tvb, offset, 10, ett_gtp_ies[GTP_EXT_RAB_CNTXT], NULL, |
5040 | 63 | val_to_str_ext_const(GTP_EXT_RAB_CNTXT, >p_val_ext, "Unknown message")); |
5041 | | |
5042 | 63 | proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
5043 | 63 | proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_gtpu_dn, tvb, offset + 2, 2, ENC_BIG_ENDIAN); |
5044 | 63 | proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_gtpu_up, tvb, offset + 4, 2, ENC_BIG_ENDIAN); |
5045 | 63 | proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_pdu_dn, tvb, offset + 6, 2, ENC_BIG_ENDIAN); |
5046 | 63 | proto_tree_add_item(ext_tree_rab_cntxt, hf_gtp_rab_pdu_up, tvb, offset + 8, 2, ENC_BIG_ENDIAN); |
5047 | | |
5048 | 63 | return 10; |
5049 | 63 | } |
5050 | | |
5051 | | |
5052 | | /* GPRS: not present |
5053 | | * UMTS: 29.060 v4.0, chapter 7.7.20, page 53 |
5054 | | */ |
5055 | | static int |
5056 | | decode_gtp_rp_sms(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5057 | 163 | { |
5058 | | |
5059 | 163 | uint8_t rp_sms; |
5060 | | |
5061 | 163 | rp_sms = tvb_get_uint8(tvb, offset + 1) & 0x07; |
5062 | 163 | proto_tree_add_uint(tree, hf_gtp_rp_sms, tvb, offset, 2, rp_sms); |
5063 | | |
5064 | 163 | return 2; |
5065 | 163 | } |
5066 | | |
5067 | | /* GPRS: not present |
5068 | | * UMTS: 29.060 v4.0, chapter 7.7.21, page 53 |
5069 | | */ |
5070 | | static int |
5071 | | decode_gtp_rp(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5072 | 357 | { |
5073 | | |
5074 | 357 | proto_tree *ext_tree_rp; |
5075 | 357 | proto_item *te; |
5076 | 357 | uint8_t nsapi, rp; |
5077 | | |
5078 | 357 | nsapi = (tvb_get_uint8(tvb, offset + 1) & 0xF0) >> 4; |
5079 | 357 | rp = tvb_get_uint8(tvb, offset + 1) & 0x07; |
5080 | | |
5081 | | /* TODO: shouldn't really use int item as tree root.. */ |
5082 | 357 | te = proto_tree_add_uint_format(tree, hf_gtp_rp, tvb, offset, 2, rp, "Radio Priority for NSAPI(%u) : %u", nsapi, rp); |
5083 | 357 | ext_tree_rp = proto_item_add_subtree(te, ett_gtp_rp); |
5084 | | |
5085 | 357 | proto_tree_add_item(ext_tree_rp, hf_gtp_rp_nsapi, tvb, offset + 1, 1, ENC_NA); |
5086 | 357 | proto_tree_add_item(ext_tree_rp, hf_gtp_rp_spare, tvb, offset + 1, 1, ENC_NA); |
5087 | 357 | proto_tree_add_item(ext_tree_rp, hf_gtp_rp, tvb, offset + 1, 1, ENC_NA); |
5088 | | |
5089 | 357 | return 2; |
5090 | 357 | } |
5091 | | |
5092 | | /* GPRS: not present |
5093 | | * UMTS: 29.060 v4.0, chapter 7.7.22, page 53 |
5094 | | */ |
5095 | | static int |
5096 | | decode_gtp_pkt_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5097 | 62 | { |
5098 | | |
5099 | 62 | proto_tree *ext_tree_pkt_flow_id; |
5100 | 62 | proto_item *te; |
5101 | 62 | uint8_t nsapi, pkt_flow_id; |
5102 | | |
5103 | 62 | nsapi = tvb_get_uint8(tvb, offset + 1) & 0x0F; |
5104 | 62 | pkt_flow_id = tvb_get_uint8(tvb, offset + 2); |
5105 | | |
5106 | 62 | te = proto_tree_add_uint_format(tree, hf_gtp_pkt_flow_id, tvb, offset, 3, pkt_flow_id, "Packet Flow ID for NSAPI(%u) : %u", nsapi, pkt_flow_id); |
5107 | 62 | ext_tree_pkt_flow_id = proto_item_add_subtree(te, ett_gtp_pkt_flow_id); |
5108 | | |
5109 | 62 | proto_tree_add_item(ext_tree_pkt_flow_id, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
5110 | 62 | proto_tree_add_uint_format(ext_tree_pkt_flow_id, hf_gtp_pkt_flow_id, tvb, |
5111 | 62 | offset + 2, 1, pkt_flow_id, "%s : %u", val_to_str_ext_const(GTP_EXT_PKT_FLOW_ID, >p_val_ext, "Unknown message"), pkt_flow_id); |
5112 | | |
5113 | 62 | return 3; |
5114 | 62 | } |
5115 | | |
5116 | | /* GPRS: not present |
5117 | | * UMTS: 29.060 v4.0, chapter 7.7.23, page 53 |
5118 | | * TODO: Differenciate these uints? |
5119 | | */ |
5120 | | static int |
5121 | | decode_gtp_chrg_char(tvbuff_t* tvb, int offset, packet_info* pinfo _U_, proto_tree* tree, session_args_t* args _U_) |
5122 | 306 | { |
5123 | | |
5124 | 306 | static int* const gtp_charg_flags[] = { |
5125 | 306 | &hf_gtp_chrg_char_s, |
5126 | 306 | &hf_gtp_chrg_char_n, |
5127 | 306 | &hf_gtp_chrg_char_p, |
5128 | 306 | &hf_gtp_chrg_char_f, |
5129 | 306 | &hf_gtp_chrg_char_h, |
5130 | 306 | &hf_gtp_chrg_char_r, |
5131 | 306 | NULL |
5132 | 306 | }; |
5133 | | |
5134 | 306 | proto_tree_add_bitmask(tree, tvb, offset + 1, hf_gtp_chrg_char, ett_gtp_ies[GTP_EXT_CHRG_CHAR], gtp_charg_flags, ENC_BIG_ENDIAN); |
5135 | | |
5136 | 306 | return 3; |
5137 | 306 | } |
5138 | | |
5139 | | /* GPRS: not present |
5140 | | * UMTS: 29.060 v4.0, chapter 7.7.24, page |
5141 | | */ |
5142 | | static int |
5143 | | decode_gtp_trace_ref(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5144 | 50 | { |
5145 | | |
5146 | 50 | uint16_t trace_ref; |
5147 | | |
5148 | 50 | trace_ref = tvb_get_ntohs(tvb, offset + 1); |
5149 | | |
5150 | 50 | proto_tree_add_uint(tree, hf_gtp_trace_ref, tvb, offset, 3, trace_ref); |
5151 | | |
5152 | 50 | return 3; |
5153 | 50 | } |
5154 | | |
5155 | | /* GPRS: not present |
5156 | | * UMTS: 29.060 v4.0, chapter 7.7.25, page |
5157 | | */ |
5158 | | static int |
5159 | | decode_gtp_trace_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5160 | 307 | { |
5161 | | |
5162 | 307 | uint16_t trace_type; |
5163 | | |
5164 | 307 | trace_type = tvb_get_ntohs(tvb, offset + 1); |
5165 | | |
5166 | 307 | proto_tree_add_uint(tree, hf_gtp_trace_type, tvb, offset, 3, trace_type); |
5167 | | |
5168 | 307 | return 3; |
5169 | 307 | } |
5170 | | |
5171 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.16A |
5172 | | * UMTS: 29.060 v4.0, chapter 7.7.25A, page |
5173 | | */ |
5174 | | static int |
5175 | | decode_gtp_ms_reason(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5176 | 145 | { |
5177 | | |
5178 | 145 | uint8_t reason; |
5179 | | |
5180 | 145 | reason = tvb_get_uint8(tvb, offset + 1); |
5181 | | |
5182 | | /* Reason for Absence is defined in 3GPP TS 23.040 */ |
5183 | 145 | proto_tree_add_uint(tree, hf_gtp_ms_reason, tvb, offset, 2, reason); |
5184 | | |
5185 | 145 | return 2; |
5186 | 145 | } |
5187 | | |
5188 | | /* GPRS: ? |
5189 | | * UMTS: 29.060 v6.11.0, chapter 7.7.25B |
5190 | | * Radio Priority LCS |
5191 | | */ |
5192 | | static int |
5193 | | decode_gtp_ra_prio_lcs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5194 | 13 | { |
5195 | | |
5196 | 13 | uint16_t length; |
5197 | 13 | proto_tree *ext_tree; |
5198 | | |
5199 | 13 | length = tvb_get_ntohs(tvb, offset + 1); |
5200 | 13 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RA_PRIO_LCS], NULL, |
5201 | 13 | "%s : ", val_to_str_ext_const(GTP_EXT_RA_PRIO_LCS, >p_val_ext, "Unknown")); |
5202 | | |
5203 | 13 | offset++; |
5204 | 13 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
5205 | 13 | offset = offset + 2; |
5206 | | |
5207 | 13 | proto_tree_add_item(ext_tree, hf_gtp_ra_prio_lcs, tvb, offset, 1, ENC_BIG_ENDIAN); |
5208 | | |
5209 | 13 | return 3 + length; |
5210 | | |
5211 | 13 | } |
5212 | | |
5213 | | /* TS 32.295, chapter 6.2.4.5.2, page 29 */ |
5214 | | static int |
5215 | | decode_gtp_tr_comm(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5216 | 113 | { |
5217 | | |
5218 | 113 | uint8_t tr_command; |
5219 | | |
5220 | 113 | tr_command = tvb_get_uint8(tvb, offset + 1); |
5221 | | |
5222 | 113 | proto_tree_add_uint(tree, hf_gtp_tr_comm, tvb, offset, 2, tr_command); |
5223 | | |
5224 | 113 | return 2; |
5225 | 113 | } |
5226 | | |
5227 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.17, page 43 |
5228 | | * UMTS: 29.060 v4.0, chapter 7.7.26, page 55 |
5229 | | */ |
5230 | | static int |
5231 | | decode_gtp_chrg_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5232 | 34 | { |
5233 | | |
5234 | 34 | uint32_t chrg_id; |
5235 | | |
5236 | 34 | chrg_id = tvb_get_ntohl(tvb, offset + 1); |
5237 | 34 | proto_tree_add_uint(tree, hf_gtp_chrg_id, tvb, offset, 5, chrg_id); |
5238 | | |
5239 | 34 | return 5; |
5240 | 34 | } |
5241 | | |
5242 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.18, page 43 |
5243 | | * UMTS: 29.060 v4.0, chapter 7.7.27, page 55 |
5244 | | */ |
5245 | | static int |
5246 | | decode_gtp_user_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
5247 | 20 | { |
5248 | | |
5249 | 20 | uint16_t length; |
5250 | 20 | uint8_t pdp_typ, pdp_org; |
5251 | 20 | proto_tree *ext_tree_user; |
5252 | 20 | proto_item *te; |
5253 | | |
5254 | | |
5255 | 20 | length = tvb_get_ntohs(tvb, offset + 1); |
5256 | 20 | pdp_org = tvb_get_uint8(tvb, offset + 3) & 0x0F; |
5257 | 20 | pdp_typ = tvb_get_uint8(tvb, offset + 4); |
5258 | | |
5259 | 20 | ext_tree_user = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, |
5260 | 20 | ett_gtp_ies[GTP_EXT_USER_ADDR], &te, "%s (%s/%s)", |
5261 | 20 | val_to_str_ext_const(GTP_EXT_USER_ADDR, >p_val_ext, "Unknown message"), |
5262 | 20 | val_to_str_const(pdp_org, pdp_org_type, "Unknown PDP Organization"), |
5263 | 20 | val_to_str_const(pdp_typ, pdp_type, "Unknown PDP Type")); |
5264 | | |
5265 | 20 | proto_tree_add_item(ext_tree_user, hf_gtp_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
5266 | 20 | proto_tree_add_uint(ext_tree_user, hf_gtp_user_addr_pdp_org, tvb, offset + 3, 1, pdp_org); |
5267 | 20 | proto_tree_add_uint(ext_tree_user, hf_gtp_user_addr_pdp_type, tvb, offset + 4, 1, pdp_typ); |
5268 | | |
5269 | 20 | if (length == 2) { |
5270 | 0 | if ((pdp_org == 0) && (pdp_typ == 1)) |
5271 | 0 | proto_item_append_text(te, " (Point to Point Protocol)"); |
5272 | 0 | else if (pdp_typ == 2) |
5273 | 0 | proto_item_append_text(te, " (Octet Stream Protocol)"); |
5274 | 20 | } else if (length > 2) { |
5275 | 18 | switch (pdp_typ) { |
5276 | 0 | case 0x21: |
5277 | 0 | proto_tree_add_item(ext_tree_user, hf_gtp_user_ipv4, tvb, offset + 5, 4, ENC_BIG_ENDIAN); |
5278 | 0 | proto_item_append_text(te, " : %s", tvb_ip_to_str(pinfo->pool, tvb, offset + 5)); |
5279 | 0 | break; |
5280 | 0 | case 0x57: |
5281 | 0 | proto_tree_add_item(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 5, 16, ENC_NA); |
5282 | 0 | proto_item_append_text(te, " : %s", tvb_ip6_to_str(pinfo->pool, tvb, offset + 5)); |
5283 | 0 | break; |
5284 | 0 | case 0x8d: |
5285 | 0 | if (length == 6) { |
5286 | 0 | ws_in6_addr ipv6; |
5287 | 0 | memset(&ipv6, 0, sizeof(ws_in6_addr)); |
5288 | 0 | proto_tree_add_item(ext_tree_user, hf_gtp_user_ipv4, tvb, offset + 5, 4, ENC_BIG_ENDIAN); |
5289 | 0 | proto_tree_add_ipv6_format_value(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 9, 0, &ipv6, "dynamic"); |
5290 | 0 | proto_item_append_text(te, " : %s / dynamic", tvb_ip_to_str(pinfo->pool, tvb, offset + 5)); |
5291 | 0 | } else if (length == 18) { |
5292 | 0 | proto_tree_add_ipv4_format_value(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 5, 0, 0, "dynamic"); |
5293 | 0 | proto_tree_add_item(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 5, 16, ENC_NA); |
5294 | 0 | proto_item_append_text(te, " : dynamic / %s", tvb_ip6_to_str(pinfo->pool, tvb, offset + 5)); |
5295 | 0 | } else if (length == 22) { |
5296 | 0 | proto_tree_add_item(ext_tree_user, hf_gtp_user_ipv4, tvb, offset + 5, 4, ENC_BIG_ENDIAN); |
5297 | 0 | proto_tree_add_item(ext_tree_user, hf_gtp_user_ipv6, tvb, offset + 9, 16, ENC_NA); |
5298 | 0 | proto_item_append_text(te, " : %s / %s", tvb_ip_to_str(pinfo->pool, tvb, offset + 5), |
5299 | 0 | tvb_ip6_to_str(pinfo->pool, tvb, offset + 9)); |
5300 | 0 | } else { |
5301 | 0 | proto_tree_add_expert_format(ext_tree_user, pinfo, &ei_gtp_ext_length_mal, tvb, offset + 3, length, "Wrong length indicated. Expected 6, 18 or 22, got %u", length); |
5302 | 0 | } |
5303 | 0 | break; |
5304 | 18 | } |
5305 | 18 | } else |
5306 | 2 | proto_item_append_text(te, " : empty PDP Address"); |
5307 | | |
5308 | 20 | return 3 + length; |
5309 | 20 | } |
5310 | | |
5311 | | static int |
5312 | | decode_triplet(tvbuff_t * tvb, int offset, proto_tree * tree, uint16_t count) |
5313 | 15 | { |
5314 | | |
5315 | 15 | proto_tree *ext_tree_trip; |
5316 | 15 | uint16_t i; |
5317 | | |
5318 | 64 | for (i = 0; i < count; i++) { |
5319 | 49 | ext_tree_trip = proto_tree_add_subtree_format(tree, tvb, offset + i * 28, 28, ett_gtp_trip, NULL, "Triplet no%x", i); |
5320 | | |
5321 | 49 | proto_tree_add_item(ext_tree_trip, hf_gtp_rand, tvb, offset + (i * 28), 16, ENC_NA); |
5322 | 49 | proto_tree_add_item(ext_tree_trip, hf_gtp_sres, tvb, offset + (i * 28) + 16, 4, ENC_NA); |
5323 | 49 | proto_tree_add_item(ext_tree_trip, hf_gtp_kc, tvb, offset + (i * 28) + 20, 8, ENC_NA); |
5324 | 49 | } |
5325 | | |
5326 | 15 | return count * 28; |
5327 | 15 | } |
5328 | | |
5329 | | /* adjust - how many bytes before quintuplet should be highlighted |
5330 | | */ |
5331 | | static int |
5332 | | decode_quintuplet(tvbuff_t * tvb, int offset, proto_tree * tree, uint16_t count) |
5333 | 7 | { |
5334 | | |
5335 | 7 | proto_tree *ext_tree_quint; |
5336 | 7 | proto_item *te_quint; |
5337 | 7 | uint16_t q_offset, i; |
5338 | 7 | uint8_t xres_len, auth_len; |
5339 | | |
5340 | 7 | q_offset = 0; |
5341 | | |
5342 | 18 | for (i = 0; i < count; i++) { |
5343 | | |
5344 | 11 | ext_tree_quint = proto_tree_add_subtree_format(tree, tvb, offset, -1, |
5345 | 11 | ett_gtp_quint, &te_quint, "Quintuplet #%x", i + 1); |
5346 | | |
5347 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_rand, tvb, offset + q_offset, 16, ENC_NA); |
5348 | 11 | q_offset = q_offset + 16; |
5349 | 11 | xres_len = tvb_get_uint8(tvb, offset + q_offset); |
5350 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_xres_length, tvb, offset + q_offset, 1, ENC_BIG_ENDIAN); |
5351 | 11 | q_offset++; |
5352 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_xres, tvb, offset + q_offset, xres_len, ENC_NA); |
5353 | 11 | q_offset = q_offset + xres_len; |
5354 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_quintuplet_ciphering_key, tvb, offset + q_offset, 16, ENC_NA); |
5355 | 11 | q_offset = q_offset + 16; |
5356 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_quintuplet_integrity_key, tvb, offset + q_offset, 16, ENC_NA); |
5357 | 11 | q_offset = q_offset + 16; |
5358 | 11 | auth_len = tvb_get_uint8(tvb, offset + q_offset); |
5359 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_authentication_length, tvb, offset + q_offset, 1, ENC_BIG_ENDIAN); |
5360 | 11 | q_offset++; |
5361 | 11 | proto_tree_add_item(ext_tree_quint, hf_gtp_auth, tvb, offset + q_offset, auth_len, ENC_NA); |
5362 | | |
5363 | 11 | q_offset = q_offset + auth_len; |
5364 | 11 | proto_item_set_end(te_quint, tvb, offset + q_offset); |
5365 | | |
5366 | 11 | } |
5367 | | |
5368 | 7 | return q_offset; |
5369 | 7 | } |
5370 | | |
5371 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.19 page |
5372 | | * UMTS: 29.060 v4.0, chapter 7.7.28 page 57 |
5373 | | * TODO: - check if for quintuplets first 2 bytes are length, according to AuthQuint |
5374 | | * - finish displaying last 3 parameters |
5375 | | */ |
5376 | | static int |
5377 | | decode_gtp_mm_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
5378 | 26 | { |
5379 | | |
5380 | 26 | uint16_t length, con_len; |
5381 | 26 | uint8_t count, sec_mode, len, iei; |
5382 | 26 | proto_tree *ext_tree_mm; |
5383 | 26 | proto_tree *tf_tree = NULL, *con_tree; |
5384 | | |
5385 | 26 | ext_tree_mm = proto_tree_add_subtree(tree, tvb, offset, 1, ett_gtp_ies[GTP_EXT_MM_CNTXT], NULL, |
5386 | 26 | val_to_str_ext_const(GTP_EXT_MM_CNTXT, >p_val_ext, "Unknown message")); |
5387 | | |
5388 | | /* Octet 2 - 3 */ |
5389 | 26 | length = tvb_get_ntohs(tvb, offset + 1); |
5390 | 26 | if (length < 1) |
5391 | 3 | return 3; |
5392 | | |
5393 | | /* Octet 4 (cksn)*/ |
5394 | | |
5395 | | /* Octet 5 */ |
5396 | 23 | sec_mode = (tvb_get_uint8(tvb, offset + 4) >> 6) & 0x03; |
5397 | 23 | count = (tvb_get_uint8(tvb, offset + 4) >> 3) & 0x07; |
5398 | | |
5399 | 23 | proto_tree_add_item(ext_tree_mm, hf_gtp_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
5400 | 23 | if (gtp_version == 0) |
5401 | 12 | sec_mode = 1; |
5402 | | |
5403 | | |
5404 | 23 | switch (sec_mode) { |
5405 | 3 | case 0: /* Used cipher value, UMTS keys and Quintuplets */ |
5406 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_cksn_ksi, tvb, offset + 3, 1, ENC_BIG_ENDIAN); |
5407 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5408 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5409 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_cipher_algorithm, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5410 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_ciphering_key_ck, tvb, offset + 5, 16, ENC_NA); |
5411 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_integrity_key_ik, tvb, offset + 21, 16, ENC_NA); |
5412 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_quintuplets_length, tvb, offset + 37, 2, ENC_BIG_ENDIAN); |
5413 | | |
5414 | 3 | offset = offset + decode_quintuplet(tvb, offset + 39, ext_tree_mm, count) + 39; |
5415 | | |
5416 | | |
5417 | 3 | break; |
5418 | 15 | case 1: /* GSM key and triplets */ |
5419 | 15 | proto_tree_add_item(ext_tree_mm, hf_gtp_cksn, tvb, offset + 3, 1, ENC_BIG_ENDIAN); |
5420 | 15 | if (gtp_version != 0) |
5421 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5422 | | |
5423 | 15 | proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5424 | 15 | proto_tree_add_item(ext_tree_mm, hf_gtp_cipher_algorithm, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5425 | 15 | proto_tree_add_item(ext_tree_mm, hf_gtp_ciphering_key_kc, tvb, offset + 5, 8, ENC_NA); |
5426 | | |
5427 | 15 | offset = offset + decode_triplet(tvb, offset + 13, ext_tree_mm, count) + 13; |
5428 | | |
5429 | 15 | break; |
5430 | 3 | case 2: /* UMTS key and quintuplets */ |
5431 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_ksi, tvb, offset + 3, 1, ENC_BIG_ENDIAN); |
5432 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5433 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5434 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_ciphering_key_ck, tvb, offset + 5, 16, ENC_NA); |
5435 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_integrity_key_ik, tvb, offset + 21, 16, ENC_NA); |
5436 | 3 | proto_tree_add_item(ext_tree_mm, hf_gtp_quintuplets_length, tvb, offset + 37, 2, ENC_BIG_ENDIAN); |
5437 | | |
5438 | 3 | offset = offset + decode_quintuplet(tvb, offset + 39, ext_tree_mm, count) + 39; |
5439 | | |
5440 | 3 | break; |
5441 | 2 | case 3: /* GSM key and quintuplets */ |
5442 | 2 | proto_tree_add_item(ext_tree_mm, hf_gtp_cksn, tvb, offset + 3, 1, ENC_BIG_ENDIAN); |
5443 | 2 | proto_tree_add_item(ext_tree_mm, hf_gtp_security_mode, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5444 | 2 | proto_tree_add_item(ext_tree_mm, hf_gtp_no_of_vectors, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5445 | 2 | proto_tree_add_item(ext_tree_mm, hf_gtp_cipher_algorithm, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
5446 | 2 | proto_tree_add_item(ext_tree_mm, hf_gtp_ciphering_key_kc, tvb, offset + 5, 8, ENC_NA); |
5447 | 2 | proto_tree_add_item(ext_tree_mm, hf_gtp_quintuplets_length, tvb, offset + 13, 2, ENC_BIG_ENDIAN); |
5448 | | |
5449 | 2 | offset = offset + decode_quintuplet(tvb, offset + 15, ext_tree_mm, count) + 15; |
5450 | | |
5451 | 2 | break; |
5452 | 0 | default: |
5453 | 0 | break; |
5454 | 23 | } |
5455 | | |
5456 | | /* |
5457 | | * 3GPP TS 24.008 10.5.5.6 ( see packet-gsm_a.c ) |
5458 | | */ |
5459 | 13 | tf_tree = proto_tree_add_subtree(ext_tree_mm, tvb, offset, 2, ett_gtp_drx, NULL, "DRX Parameter"); |
5460 | 13 | de_gmm_drx_param(tvb, tf_tree, pinfo, offset, 2, NULL, 0); |
5461 | 13 | offset = offset + 2; |
5462 | | |
5463 | 13 | len = tvb_get_uint8(tvb, offset); |
5464 | 13 | tf_tree = proto_tree_add_subtree(ext_tree_mm, tvb, offset, len + 1, ett_gtp_net_cap, NULL, "MS Network Capability"); |
5465 | | |
5466 | 13 | proto_tree_add_uint(tf_tree, hf_gtp_ms_network_cap_content_len, tvb, offset, 1, len); |
5467 | | |
5468 | 13 | offset++; |
5469 | | /* |
5470 | | * GPP TS 24.008 10.5.5.12 ( see packet-gsm_a.c ) |
5471 | | */ |
5472 | 13 | if (len > 0) { |
5473 | 11 | de_gmm_ms_net_cap(tvb, tf_tree, pinfo, offset, len, NULL, 0); |
5474 | 11 | offset = offset + len; |
5475 | 11 | } |
5476 | | |
5477 | | /* 3GPP TS 29.060 version 9.4.0 Release 9 |
5478 | | * The two octets Container Length holds the length of the Container, excluding the Container Length octets. |
5479 | | * Container contains one or several optional information elements as described in the clause "Overview", from the clause |
5480 | | * "General message format and information elements coding" in 3GPP TS 24.008 [5]. For the definition of the IEI see |
5481 | | * table 47a, "IEIs for information elements used in the container". The IMEISV shall, if available, be included in the |
5482 | | * Container. The IMEISV is included in the Mobile identity IE. If Container is not included, its Length field value shall |
5483 | | * be set to 0. If the MS is emergency attached and the MS is UICCless or the IMSI is unauthenticated, the International |
5484 | | * Mobile Equipment Identity (IMEI) shall be used as the MS identity. |
5485 | | * |
5486 | | * Table 47A: IEIs for information elements used in the container |
5487 | | * IEI Information element |
5488 | | * 0x23 Mobile identity |
5489 | | * |
5490 | | * NOTE: In 3GPP TS 24.008 [5] the IEI definition is |
5491 | | * message dependent. The table is added to |
5492 | | * have a unique definition in the present |
5493 | | * document for the used IEI in the MMcontext. |
5494 | | */ |
5495 | | |
5496 | 13 | con_len = tvb_get_ntohs(tvb, offset); |
5497 | 13 | proto_tree_add_item(ext_tree_mm, hf_gtp_container_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
5498 | 13 | offset = offset + 2; |
5499 | | |
5500 | 13 | if (con_len > 0) { |
5501 | 4 | proto_item* ti; |
5502 | | |
5503 | 4 | con_tree = proto_tree_add_subtree(ext_tree_mm, tvb, offset, con_len, ett_gtp_mm_cntxt, NULL, "Container"); |
5504 | | |
5505 | 4 | iei = tvb_get_uint8(tvb,offset); |
5506 | 4 | ti = proto_tree_add_uint(con_tree, hf_gtp_iei, tvb, offset, 1, iei); |
5507 | 4 | if (iei == 0x23) { |
5508 | 1 | proto_item_append_text(ti, " (Mobile identity)"); |
5509 | 1 | offset++; |
5510 | 1 | len = tvb_get_uint8(tvb,offset); |
5511 | 1 | proto_tree_add_uint(con_tree, hf_gtp_iei_mobile_id_len, tvb, offset, 1, len); |
5512 | 1 | offset++; |
5513 | 1 | de_mid(tvb, con_tree, pinfo, offset, len, NULL, 0); |
5514 | 3 | } else { |
5515 | 3 | expert_add_info(pinfo, ti, &ei_gtp_iei); |
5516 | 3 | } |
5517 | 4 | } |
5518 | | |
5519 | 13 | return 3 + length; |
5520 | 23 | } |
5521 | | |
5522 | | /* Function to extract the value of an hexadecimal octet. Only the lower |
5523 | | * nybble will be non-zero in the output. |
5524 | | * */ |
5525 | | static uint8_t |
5526 | | hex2dec(uint8_t x) |
5527 | 0 | { |
5528 | | /* XXX, ws_xton() */ |
5529 | 0 | if ((x >= 'a') && (x <= 'f')) |
5530 | 0 | x = x - 'a' + 10; |
5531 | 0 | else if ((x >= 'A') && (x <= 'F')) |
5532 | 0 | x = x - 'A' + 10; |
5533 | 0 | else if ((x >= '0') && (x <= '9')) |
5534 | 0 | x = x - '0'; |
5535 | 0 | else |
5536 | 0 | x = 0; |
5537 | 0 | return x; |
5538 | 0 | } |
5539 | | |
5540 | | /* Wrapper function to add UTF-8 decoding for QoS attributes in |
5541 | | * RADIUS messages. |
5542 | | * */ |
5543 | | static uint8_t |
5544 | | wrapped_tvb_get_uint8(tvbuff_t * tvb, int offset, int type) |
5545 | 12.5k | { |
5546 | 12.5k | if (type == 2) |
5547 | 0 | return (hex2dec(tvb_get_uint8(tvb, offset)) << 4 | hex2dec(tvb_get_uint8(tvb, offset + 1))); |
5548 | 12.5k | else |
5549 | 12.5k | return tvb_get_uint8(tvb, offset); |
5550 | 12.5k | } |
5551 | | |
5552 | | /* WARNING : actually length is coded on 2 octets for QoS profile but on 1 octet for PDP Context! |
5553 | | * so type means length of length :-) |
5554 | | * |
5555 | | * WARNING :) type does not mean length of length any more... see below for |
5556 | | * type = 3! |
5557 | | */ |
5558 | | int |
5559 | | decode_qos_umts(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, const char * qos_str, uint8_t type) |
5560 | 503 | { |
5561 | | |
5562 | 503 | unsigned length; |
5563 | 503 | uint8_t al_ret_priority; |
5564 | 503 | uint8_t delay, reliability, peak, precedence, mean, spare1, spare2, spare3; |
5565 | 503 | uint8_t traf_class, del_order, del_err_sdu; |
5566 | 503 | uint8_t max_sdu_size, max_ul, max_dl, max_ul_ext, max_dl_ext, max_ul_ext2 = 0, max_dl_ext2 = 0; |
5567 | 503 | uint8_t res_ber, sdu_err_ratio; |
5568 | 503 | uint8_t trans_delay, traf_handl_prio; |
5569 | 503 | uint8_t guar_ul, guar_dl, guar_ul_ext, guar_dl_ext, guar_ul_ext2 = 0, guar_dl_ext2 = 0; |
5570 | 503 | uint8_t src_stat_desc, sig_ind, spare4; |
5571 | 503 | proto_tree *ext_tree_qos; |
5572 | 503 | int mss, mu, md, gu, gd; |
5573 | 503 | uint8_t arp, qci; |
5574 | 503 | uint32_t apn_ambr; |
5575 | 503 | uint64_t br; |
5576 | | |
5577 | | /* Will keep if the input is UTF-8 encoded (as in RADIUS messages). |
5578 | | * If 1, input is *not* UTF-8 encoded (i.e. each input octet corresponds |
5579 | | * to one byte to be dissected). |
5580 | | * If 2, input is UTF-8 encoded (i.e. each *couple* of input octets |
5581 | | * corresponds to one byte to be dissected) |
5582 | | * */ |
5583 | 503 | uint8_t utf8_type = 1; |
5584 | | |
5585 | | /* Will keep the release indicator as indicated in the RADIUS message */ |
5586 | 503 | uint8_t rel_ind = 0; |
5587 | | |
5588 | | /* In RADIUS messages the QoS has a version field of two octets prepended. |
5589 | | * As of 29.061 v.3.a.0, there is an hyphen between "Release Indicator" and |
5590 | | * <release specific QoS IE UTF-8 encoding>. Even if it sounds rather |
5591 | | * inconsistent and unuseful, I will check hyphen presence here and |
5592 | | * will signal its presence. |
5593 | | * */ |
5594 | 503 | uint8_t hyphen; |
5595 | | |
5596 | | /* Will keep the value that will be returned |
5597 | | * */ |
5598 | 503 | int retval = 0; |
5599 | | |
5600 | 503 | switch (type) { |
5601 | 0 | case 0: |
5602 | | /* For QoS inside GPRS-CDR messages from GGSN/P-GW */ |
5603 | 0 | length = tvb_reported_length(tvb); |
5604 | 0 | ext_tree_qos = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtp_qos, NULL, qos_str); |
5605 | 0 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_umts_length, tvb, offset, 1, length); |
5606 | | /* QoS inside GPRS-CDR has no length octet, so no extra offset needed */ |
5607 | 0 | retval = length; |
5608 | 0 | break; |
5609 | 491 | case 1: |
5610 | 491 | length = tvb_get_uint8(tvb, offset); |
5611 | 491 | ext_tree_qos = proto_tree_add_subtree(tree, tvb, offset, length + 1, ett_gtp_qos, NULL, qos_str); |
5612 | 491 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_umts_length, tvb, offset, 1, length); |
5613 | 491 | offset++; |
5614 | 491 | retval = length + 1; |
5615 | 491 | break; |
5616 | 12 | case 2: |
5617 | 12 | length = tvb_get_ntohs(tvb, offset + 1); |
5618 | 12 | ext_tree_qos = proto_tree_add_subtree(tree, tvb, offset, length + 3, ett_gtp_qos, NULL, qos_str); |
5619 | 12 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_umts_length, tvb, offset + 1, 2, length); |
5620 | 12 | offset += 3; /* +1 because of first 0x86 byte for UMTS QoS */ |
5621 | 12 | retval = length + 3; |
5622 | 12 | break; |
5623 | 0 | case 3: |
5624 | | /* For QoS inside RADIUS Client messages from GGSN/P-GW */ |
5625 | 0 | utf8_type = 2; |
5626 | | |
5627 | | /* The field in the RADIUS message is the length of the tvb we were given */ |
5628 | 0 | length = tvb_reported_length(tvb); |
5629 | 0 | ext_tree_qos = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtp_qos, NULL, qos_str); |
5630 | |
|
5631 | 0 | rel_ind = wrapped_tvb_get_uint8(tvb, offset, 2); |
5632 | 0 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_version, tvb, offset, 2, rel_ind); |
5633 | | |
5634 | | /* Hyphen handling */ |
5635 | 0 | hyphen = tvb_get_uint8(tvb, offset + 2); |
5636 | 0 | if (hyphen == ((uint8_t) '-')) { |
5637 | | /* Hyphen is present, put in protocol tree */ |
5638 | 0 | proto_tree_add_item(ext_tree_qos, hf_gtp_hyphen_separator, tvb, offset + 2, 1, ENC_NA); |
5639 | 0 | offset++; /* "Get rid" of hyphen */ |
5640 | 0 | } |
5641 | | |
5642 | | /* Now, we modify offset here and in order to use type later |
5643 | | * effectively.*/ |
5644 | 0 | offset++; |
5645 | |
|
5646 | 0 | length -= offset; |
5647 | 0 | length /= 2; /* Binary length of encoded data. */ |
5648 | | |
5649 | | /* Fake the length of the IE including the IE id and length octets |
5650 | | * we are actually using it to determine presence of Octet n as counted |
5651 | | * in TS 24.008 |
5652 | | */ |
5653 | |
|
5654 | 0 | retval = length + 2; /* Actually, will be ignored. */ |
5655 | 0 | break; |
5656 | 0 | default: |
5657 | | /* XXX - what should we do with the length here? */ |
5658 | 0 | length = 0; |
5659 | 0 | retval = 0; |
5660 | 0 | ext_tree_qos = NULL; |
5661 | 0 | break; |
5662 | 503 | } |
5663 | | |
5664 | 490 | if ((type == 3) && (rel_ind >= 8) && (rel_ind < 98)) { |
5665 | | /* Release 8 or higher P-GW QoS profile */ |
5666 | 0 | static int * const arp_flags[] = { |
5667 | 0 | &hf_gtp_qos_arp_pci, |
5668 | 0 | &hf_gtp_qos_arp_pl, |
5669 | 0 | &hf_gtp_qos_arp_pvi, |
5670 | 0 | NULL |
5671 | 0 | }; |
5672 | |
|
5673 | 0 | offset++; |
5674 | 0 | arp = wrapped_tvb_get_uint8(tvb, offset, 2); |
5675 | 0 | proto_tree_add_bitmask_value_with_flags(ext_tree_qos, tvb, offset, hf_gtp_qos_arp, |
5676 | 0 | ett_gtp_qos_arp, arp_flags, arp, BMT_NO_APPEND); |
5677 | 0 | offset += 2; |
5678 | |
|
5679 | 0 | qci = wrapped_tvb_get_uint8(tvb, offset, 2); |
5680 | 0 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_qci, tvb, offset, 2, qci); |
5681 | 0 | offset += 2; |
5682 | 0 | if (qci <= 4) { |
5683 | | /* GBR QCI */ |
5684 | 0 | br = ((uint64_t)wrapped_tvb_get_uint8(tvb, offset , 2) << 32) | |
5685 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+2, 2) << 24) | |
5686 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+4, 2) << 16) | |
5687 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+6, 2) << 8) | |
5688 | 0 | (uint64_t)wrapped_tvb_get_uint8(tvb, offset+8, 2); |
5689 | 0 | proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_ul_mbr, tvb, offset, 10, br); |
5690 | 0 | offset += 10; |
5691 | 0 | br = ((uint64_t)wrapped_tvb_get_uint8(tvb, offset , 2) << 32) | |
5692 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+2, 2) << 24) | |
5693 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+4, 2) << 16) | |
5694 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+6, 2) << 8) | |
5695 | 0 | (uint64_t)wrapped_tvb_get_uint8(tvb, offset+8, 2); |
5696 | 0 | proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_dl_mbr, tvb, offset, 10, br); |
5697 | 0 | offset += 10; |
5698 | 0 | br = ((uint64_t)wrapped_tvb_get_uint8(tvb, offset , 2) << 32) | |
5699 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+2, 2) << 24) | |
5700 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+4, 2) << 16) | |
5701 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+6, 2) << 8) | |
5702 | 0 | (uint64_t)wrapped_tvb_get_uint8(tvb, offset+8, 2); |
5703 | 0 | proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_ul_gbr, tvb, offset, 10, br); |
5704 | 0 | offset += 10; |
5705 | 0 | br = ((uint64_t)wrapped_tvb_get_uint8(tvb, offset , 2) << 32) | |
5706 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+2, 2) << 24) | |
5707 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+4, 2) << 16) | |
5708 | 0 | ((uint64_t)wrapped_tvb_get_uint8(tvb, offset+6, 2) << 8) | |
5709 | 0 | (uint64_t)wrapped_tvb_get_uint8(tvb, offset+8, 2); |
5710 | 0 | proto_tree_add_uint64(ext_tree_qos, hf_gtp_qos_dl_gbr, tvb, offset, 10, br); |
5711 | 0 | } else { |
5712 | | /* non GBR QCI */ |
5713 | 0 | apn_ambr = (wrapped_tvb_get_uint8(tvb, offset , 2) << 24) | |
5714 | 0 | (wrapped_tvb_get_uint8(tvb, offset+2, 2) << 16) | |
5715 | 0 | (wrapped_tvb_get_uint8(tvb, offset+4, 2) << 8) | |
5716 | 0 | wrapped_tvb_get_uint8(tvb, offset+6, 2); |
5717 | 0 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_ul_apn_ambr, tvb, offset, 8, apn_ambr); |
5718 | 0 | offset += 8; |
5719 | 0 | apn_ambr = (wrapped_tvb_get_uint8(tvb, offset , 2) << 24) | |
5720 | 0 | (wrapped_tvb_get_uint8(tvb, offset+2, 2) << 16) | |
5721 | 0 | (wrapped_tvb_get_uint8(tvb, offset+4, 2) << 8) | |
5722 | 0 | wrapped_tvb_get_uint8(tvb, offset+6, 2); |
5723 | 0 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_dl_apn_ambr, tvb, offset, 8, apn_ambr); |
5724 | 0 | } |
5725 | 0 | return retval; |
5726 | 0 | } |
5727 | | |
5728 | | /* In RADIUS messages there is no allocation-retention priority |
5729 | | * so I don't need to wrap the following call to tvb_get_uint8 |
5730 | | * */ |
5731 | 490 | al_ret_priority = tvb_get_uint8(tvb, offset); |
5732 | | |
5733 | | /* All calls are wrapped to take into account the possibility that the |
5734 | | * input is UTF-8 encoded. If utf8_type is equal to 1, the final value |
5735 | | * of the offset will be the same as in the previous version of this |
5736 | | * dissector, and the wrapped function will serve as a dumb wrapper; |
5737 | | * otherwise, if utf_8_type is 2, the offset is correctly shifted by |
5738 | | * two bytes for needed shift, and the wrapped function will unencode |
5739 | | * two values from the input. |
5740 | | * */ |
5741 | 490 | spare1 = wrapped_tvb_get_uint8(tvb, offset + (1 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE1_MASK; |
5742 | 490 | delay = wrapped_tvb_get_uint8(tvb, offset + (1 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_DELAY_MASK; |
5743 | 490 | reliability = wrapped_tvb_get_uint8(tvb, offset + (1 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_RELIABILITY_MASK; |
5744 | 490 | peak = wrapped_tvb_get_uint8(tvb, offset + (2 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_PEAK_MASK; |
5745 | 490 | spare2 = wrapped_tvb_get_uint8(tvb, offset + (2 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE2_MASK; |
5746 | 490 | precedence = wrapped_tvb_get_uint8(tvb, offset + (2 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_PRECEDENCE_MASK; |
5747 | 490 | spare3 = wrapped_tvb_get_uint8(tvb, offset + (3 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE3_MASK; |
5748 | 490 | mean = wrapped_tvb_get_uint8(tvb, offset + (3 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_MEAN_MASK; |
5749 | | |
5750 | | /* In RADIUS messages there is no allocation-retention priority */ |
5751 | 490 | if (type != 3) { |
5752 | 486 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_al_ret_priority, tvb, offset, 1, al_ret_priority); |
5753 | 486 | } else { |
5754 | | /* Add an octet to the binary data length to account for the |
5755 | | * missing ARP so that the length tests below are correct. |
5756 | | */ |
5757 | 4 | length += 1; |
5758 | 4 | } |
5759 | | |
5760 | | /* All additions must take care of the fact that QoS fields in RADIUS |
5761 | | * messages are UTF-8 encoded, so we have to use the same trick as above. |
5762 | | * */ |
5763 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare1, tvb, offset + (1 - 1) * utf8_type + 1, utf8_type, spare1); |
5764 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_delay, tvb, offset + (1 - 1) * utf8_type + 1, utf8_type, delay); |
5765 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_reliability, tvb, offset + (1 - 1) * utf8_type + 1, utf8_type, reliability); |
5766 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_peak, tvb, offset + (2 - 1) * utf8_type + 1, utf8_type, peak); |
5767 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare2, tvb, offset + (2 - 1) * utf8_type + 1, utf8_type, spare2); |
5768 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_precedence, tvb, offset + (2 - 1) * utf8_type + 1, utf8_type, precedence); |
5769 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare3, tvb, offset + (3 - 1) * utf8_type + 1, utf8_type, spare3); |
5770 | 490 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_mean, tvb, offset + (3 - 1) * utf8_type + 1, utf8_type, mean); |
5771 | | |
5772 | | /* TS 24.008 V 7.8.0 10.5.6.5 Quality of service |
5773 | | * The quality of service is a type 4 information element with a minimum length of 14 octets and a maximum length of 18 |
5774 | | * octets. The QoS requested by the MS shall be encoded both in the QoS attributes specified in octets 3-5 and in the QoS |
5775 | | * attributes specified in octets 6-14. |
5776 | | * In the MS to network direction and in the network to MS direction the following applies: |
5777 | | * - Octets 15-18 are optional. If octet 15 is included, then octet 16 shall also be included, and octets 17 and 18 may |
5778 | | * be included. |
5779 | | * - If octet 17 is included, then octet 18 shall also be included. |
5780 | | * - A QoS IE received without octets 6-18, without octets 14-18, without octets 15-18, or without octets 17-18 shall |
5781 | | * be accepted by the receiving entity. |
5782 | | */ |
5783 | | |
5784 | 490 | if (length > 4) { |
5785 | | |
5786 | | /* See above for the need of wrapping |
5787 | | * |
5788 | | */ |
5789 | | /* Octet 6 */ |
5790 | 396 | traf_class = wrapped_tvb_get_uint8(tvb, offset + (4 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_TRAF_CLASS_MASK; |
5791 | 396 | del_order = wrapped_tvb_get_uint8(tvb, offset + (4 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_DEL_ORDER_MASK; |
5792 | 396 | del_err_sdu = wrapped_tvb_get_uint8(tvb, offset + (4 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_DEL_ERR_SDU_MASK; |
5793 | 396 | max_sdu_size = wrapped_tvb_get_uint8(tvb, offset + (5 - 1) * utf8_type + 1, utf8_type); |
5794 | 396 | max_ul = wrapped_tvb_get_uint8(tvb, offset + (6 - 1) * utf8_type + 1, utf8_type); |
5795 | 396 | max_dl = wrapped_tvb_get_uint8(tvb, offset + (7 - 1) * utf8_type + 1, utf8_type); |
5796 | 396 | res_ber = wrapped_tvb_get_uint8(tvb, offset + (8 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_RES_BER_MASK; |
5797 | 396 | sdu_err_ratio = wrapped_tvb_get_uint8(tvb, offset + (8 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SDU_ERR_RATIO_MASK; |
5798 | 396 | trans_delay = wrapped_tvb_get_uint8(tvb, offset + (9 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_TRANS_DELAY_MASK; |
5799 | 396 | traf_handl_prio = wrapped_tvb_get_uint8(tvb, offset + (9 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_TRAF_HANDL_PRIORITY_MASK; |
5800 | 396 | guar_ul = wrapped_tvb_get_uint8(tvb, offset + (10 - 1) * utf8_type + 1, utf8_type); |
5801 | | /* Octet 13 */ |
5802 | 396 | guar_dl = wrapped_tvb_get_uint8(tvb, offset + (11 - 1) * utf8_type + 1, utf8_type); |
5803 | | |
5804 | 396 | spare4 = 0; |
5805 | 396 | sig_ind = 0; |
5806 | 396 | src_stat_desc = 0; |
5807 | 396 | max_dl_ext = 0; |
5808 | 396 | guar_dl_ext = 0; |
5809 | 396 | max_ul_ext = 0; |
5810 | 396 | guar_ul_ext = 0; |
5811 | | |
5812 | 396 | if (length > 13 ||((type == 2) && (length == 13))) { |
5813 | 374 | spare4 = wrapped_tvb_get_uint8(tvb, offset + (12 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SPARE4_MASK; |
5814 | 374 | sig_ind = wrapped_tvb_get_uint8(tvb, offset + (12 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SIG_IND_MASK; |
5815 | 374 | src_stat_desc = wrapped_tvb_get_uint8(tvb, offset + (12 - 1) * utf8_type + 1, utf8_type) & GTP_EXT_QOS_SRC_STAT_DESC_MASK; |
5816 | 374 | } |
5817 | 396 | if (length > 14) { |
5818 | 373 | max_dl_ext = wrapped_tvb_get_uint8(tvb, offset + (13 - 1) * utf8_type + 1, utf8_type); |
5819 | 373 | guar_dl_ext = wrapped_tvb_get_uint8(tvb, offset + (14 - 1) * utf8_type + 1, utf8_type); |
5820 | 373 | } |
5821 | 396 | if (length > 16) { |
5822 | 350 | max_ul_ext = wrapped_tvb_get_uint8(tvb, offset + (15 - 1) * utf8_type + 1, utf8_type); |
5823 | 350 | guar_ul_ext = wrapped_tvb_get_uint8(tvb, offset + (16 - 1) * utf8_type + 1, utf8_type); |
5824 | 350 | } |
5825 | 396 | if (length > 18) { |
5826 | 333 | max_dl_ext2 = wrapped_tvb_get_uint8(tvb, offset + (17 - 1) * utf8_type + 1, utf8_type); |
5827 | 333 | guar_dl_ext2 = wrapped_tvb_get_uint8(tvb, offset + (18 - 1) * utf8_type + 1, utf8_type); |
5828 | 333 | } |
5829 | 396 | if (length > 20) { |
5830 | 313 | max_ul_ext2 = wrapped_tvb_get_uint8(tvb, offset + (19 - 1) * utf8_type + 1, utf8_type); |
5831 | 313 | guar_ul_ext2 = wrapped_tvb_get_uint8(tvb, offset + (20 - 1) * utf8_type + 1, utf8_type); |
5832 | 313 | } |
5833 | | |
5834 | | /* |
5835 | | * See above comments for the changes |
5836 | | */ |
5837 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_traf_class, tvb, offset + (4 - 1) * utf8_type + 1, utf8_type, traf_class); |
5838 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_del_order, tvb, offset + (4 - 1) * utf8_type + 1, utf8_type, del_order); |
5839 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_del_err_sdu, tvb, offset + (4 - 1) * utf8_type + 1, utf8_type, del_err_sdu); |
5840 | 396 | if (max_sdu_size == 0 || max_sdu_size > 150) |
5841 | 144 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_max_sdu_size, tvb, offset + (5 - 1) * utf8_type + 1, utf8_type, max_sdu_size); |
5842 | 396 | if ((max_sdu_size > 0) && (max_sdu_size <= 150)) { |
5843 | 250 | mss = max_sdu_size * 10; |
5844 | 250 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_sdu_size, tvb, offset + (5 - 1) * utf8_type + 1, utf8_type, mss, |
5845 | 250 | "%u octets", mss); |
5846 | 250 | } |
5847 | | |
5848 | 396 | if (max_ul == 0 || max_ul == 255) |
5849 | 152 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, max_ul); |
5850 | 396 | if ((max_ul > 0) && (max_ul <= 63)) |
5851 | 106 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, max_ul, |
5852 | 106 | "%u kbps", max_ul); |
5853 | 396 | if ((max_ul > 63) && (max_ul <= 127)) { |
5854 | 64 | mu = 64 + (max_ul - 64) * 8; |
5855 | 64 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, mu, |
5856 | 64 | "%u kbps", mu); |
5857 | 64 | } |
5858 | | |
5859 | 396 | if ((max_ul > 127) && (max_ul <= 254)) { |
5860 | 72 | mu = 576 + (max_ul - 128) * 64; |
5861 | 72 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (6 - 1) * utf8_type + 1, utf8_type, mu, |
5862 | 72 | "%u kbps", mu); |
5863 | 72 | } |
5864 | | |
5865 | 396 | if (max_dl == 0 || max_dl == 255) |
5866 | 143 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, max_dl); |
5867 | 396 | if ((max_dl > 0) && (max_dl <= 63)) |
5868 | 114 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, max_dl, |
5869 | 114 | "%u kbps", max_dl); |
5870 | 396 | if ((max_dl > 63) && (max_dl <= 127)) { |
5871 | 71 | md = 64 + (max_dl - 64) * 8; |
5872 | 71 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, md, |
5873 | 71 | "%u kbps", md); |
5874 | 71 | } |
5875 | 396 | if ((max_dl > 127) && (max_dl <= 254)) { |
5876 | 66 | md = 576 + (max_dl - 128) * 64; |
5877 | 66 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (7 - 1) * utf8_type + 1, utf8_type, md, |
5878 | 66 | "%u kbps", md); |
5879 | 66 | } |
5880 | | |
5881 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_res_ber, tvb, offset + (8 - 1) * utf8_type + 1, utf8_type, res_ber); |
5882 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_sdu_err_ratio, tvb, offset + (8 - 1) * utf8_type + 1, utf8_type, sdu_err_ratio); |
5883 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_trans_delay, tvb, offset + (9 - 1) * utf8_type + 1, utf8_type, trans_delay); |
5884 | 396 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_traf_handl_prio, tvb, offset + (9 - 1) * utf8_type + 1, utf8_type, traf_handl_prio); |
5885 | | |
5886 | 396 | if (guar_ul == 0 || guar_ul == 255) |
5887 | 141 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, guar_ul); |
5888 | 396 | if ((guar_ul > 0) && (guar_ul <= 63)) |
5889 | 97 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, guar_ul, |
5890 | 97 | "%u kbps", guar_ul); |
5891 | 396 | if ((guar_ul > 63) && (guar_ul <= 127)) { |
5892 | 85 | gu = 64 + (guar_ul - 64) * 8; |
5893 | 85 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, gu, |
5894 | 85 | "%u kbps", gu); |
5895 | 85 | } |
5896 | 396 | if ((guar_ul > 127) && (guar_ul <= 254)) { |
5897 | 71 | gu = 576 + (guar_ul - 128) * 64; |
5898 | 71 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (10 - 1) * utf8_type + 1, utf8_type, gu, |
5899 | 71 | "%u kbps", gu); |
5900 | 71 | } |
5901 | | |
5902 | | /* Octet 13 */ |
5903 | 396 | if (guar_dl == 0 || guar_dl == 255) |
5904 | 150 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, guar_dl); |
5905 | 396 | if ((guar_dl > 0) && (guar_dl <= 63)) |
5906 | 115 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, guar_dl, |
5907 | 115 | "%u kbps", guar_dl); |
5908 | 396 | if ((guar_dl > 63) && (guar_dl <= 127)) { |
5909 | 70 | gd = 64 + (guar_dl - 64) * 8; |
5910 | 70 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, gd, |
5911 | 70 | "%u kbps", gd); |
5912 | 70 | } |
5913 | 396 | if ((guar_dl > 127) && (guar_dl <= 254)) { |
5914 | 59 | gd = 576 + (guar_dl - 128) * 64; |
5915 | 59 | proto_tree_add_uint_format_value(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (11 - 1) * utf8_type + 1, utf8_type, gd, |
5916 | 59 | "%u kbps", gd); |
5917 | 59 | } |
5918 | | |
5919 | 396 | if(length > 13 ||((type == 2) && (length == 13))) { |
5920 | 373 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_spare4, tvb, offset + (12 - 1) * utf8_type + 1, utf8_type, spare4); |
5921 | 373 | proto_tree_add_boolean(ext_tree_qos, hf_gtp_qos_sig_ind, tvb, offset + (12 - 1) * utf8_type + 1, utf8_type, sig_ind); |
5922 | 373 | proto_tree_add_uint(ext_tree_qos, hf_gtp_qos_src_stat_desc, tvb, offset + (12 - 1) * utf8_type + 1, utf8_type, src_stat_desc); |
5923 | 373 | } |
5924 | | |
5925 | | |
5926 | 396 | if(length > 14) { |
5927 | | /* Octet 15 */ |
5928 | 372 | if(max_dl_ext == 0) |
5929 | 99 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_max_bit_rate_value, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, |
5930 | 99 | "Ext Maximum bit rate for downlink: Use the value in octet 9"); |
5931 | 372 | if ((max_dl_ext > 0) && (max_dl_ext <= 0x4a)) { |
5932 | 104 | md = 8600 + max_dl_ext * 100; |
5933 | 104 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, md, |
5934 | 104 | "Ext Maximum bit rate for downlink: %u kbps", md); |
5935 | 104 | } |
5936 | 372 | if ((max_dl_ext > 0x4a) && (max_dl_ext <= 0xba)) { |
5937 | 87 | md = 16 + (max_dl_ext-0x4a); |
5938 | 87 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, md, |
5939 | 87 | "Ext Maximum bit rate for downlink: %u Mbps", md); |
5940 | 87 | } |
5941 | 372 | if ((max_dl_ext > 0xba) && (max_dl_ext <= 0xfa)) { |
5942 | 38 | md = 128 + (max_dl_ext-0xba)*2; |
5943 | 38 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_dl, tvb, offset + (13 - 1) * utf8_type + 1, utf8_type, md, |
5944 | 38 | "Ext Maximum bit rate for downlink: %u Mbps", md); |
5945 | 38 | } |
5946 | | /* Octet 16 */ |
5947 | 372 | if(guar_dl_ext == 0) |
5948 | 107 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_guaranteed_bit_rate_value, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, |
5949 | 107 | "Ext Guaranteed bit rate for downlink: Use the value in octet 13"); |
5950 | 372 | if ((guar_dl_ext > 0) && (guar_dl_ext <= 0x4a)) { |
5951 | 120 | gd = 8600 + guar_dl_ext * 100; |
5952 | 120 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, gd, |
5953 | 120 | "Ext Guaranteed bit rate for downlink: %u kbps", gd); |
5954 | 120 | } |
5955 | 372 | if ((guar_dl_ext > 0x4a) && (guar_dl_ext <= 0xba)) { |
5956 | 57 | gd = 16 + (guar_dl_ext-0x4a); |
5957 | 57 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, gd, |
5958 | 57 | "Ext Guaranteed bit rate for downlink: %u Mbps", gd); |
5959 | 57 | } |
5960 | 372 | if ((guar_dl_ext > 0xba) && (guar_dl_ext <= 0xfa)) { |
5961 | 49 | gd = 128 + (guar_dl_ext-0xba)*2; |
5962 | 49 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_dl, tvb, offset + (14 - 1) * utf8_type + 1, utf8_type, gd, |
5963 | 49 | "Ext Guaranteed bit rate for downlink: %u Mbps", gd); |
5964 | 49 | } |
5965 | | |
5966 | 372 | } |
5967 | 396 | if(length > 16) { |
5968 | | /* Octet 17 |
5969 | | * This field is an extension of the Maximum bit rate for uplink in octet 8. The coding is identical to that of the Maximum bit |
5970 | | * rate for downlink (extended). |
5971 | | */ |
5972 | 349 | if (max_ul_ext == 0) |
5973 | 97 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_max_bit_rate_value, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, |
5974 | 97 | "Ext Maximum bit rate for uplink: Use the value indicated in octet 8"); |
5975 | 349 | if ((max_ul_ext > 0) && (max_ul_ext <= 0x4a)) { |
5976 | 119 | md = 8600 + max_ul_ext * 100; |
5977 | 119 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
5978 | 119 | "Ext Maximum bit rate for uplink: %u kbps", md); |
5979 | 119 | } |
5980 | 349 | if ((max_ul_ext > 0x4a) && (max_ul_ext <= 0xba)) { |
5981 | 61 | md = 16 + (max_ul_ext-0x4a); |
5982 | 61 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
5983 | 61 | "Ext Maximum bit rate for uplink: %u Mbps", md); |
5984 | 61 | } |
5985 | 349 | if ((max_ul_ext > 0xba) && (max_ul_ext <= 0xfa)) { |
5986 | 32 | md = 128 + (max_ul_ext-0xba)*2; |
5987 | 32 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
5988 | 32 | "Ext Maximum bit rate for uplink: %u Mbps", md); |
5989 | 32 | } |
5990 | | /* Octet 18 */ |
5991 | 349 | if (guar_ul_ext == 0) |
5992 | 72 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_guaranteed_bit_rate_value, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, |
5993 | 72 | "Ext Guaranteed bit rate for uplink: Use the value indicated in octet 12"); |
5994 | 349 | if ((guar_ul_ext > 0) && (guar_ul_ext <= 0x4a)) { |
5995 | 138 | gd = 8600 + guar_ul_ext * 100; |
5996 | 138 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
5997 | 138 | "Ext Guaranteed bit rate for uplink: %u kbps", gd); |
5998 | 138 | } |
5999 | 349 | if ((guar_ul_ext > 0x4a) && (guar_ul_ext <= 0xba)) { |
6000 | 60 | gd = 16 + (guar_ul_ext-0x4a); |
6001 | 60 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6002 | 60 | "Ext Guaranteed bit rate for uplink: %u Mbps", gd); |
6003 | 60 | } |
6004 | 349 | if ((guar_ul_ext > 0xba) && (guar_ul_ext <= 0xfa)) { |
6005 | 32 | gd = 128 + (guar_ul_ext-0xba)*2; |
6006 | 32 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6007 | 32 | "Ext Guaranteed bit rate for uplink: %u Mbps", gd); |
6008 | 32 | } |
6009 | 349 | } |
6010 | | |
6011 | 396 | if(length > 18) { |
6012 | | /* Octet 19 Maximum bit rate for downlink (extended-2) |
6013 | | * This field is an extension of the Maximum bit rate for uplink in octet 8. The coding is identical to that of the Maximum bit |
6014 | | * rate for downlink (extended). |
6015 | | */ |
6016 | 332 | if (max_dl_ext2 == 0) |
6017 | 100 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_max_bit_rate_value, tvb, offset + (17 - 1) * utf8_type + 1, utf8_type, |
6018 | 100 | "Ext2 Maximum bit rate for downlink: Use the value in octet 9 and octet 15."); |
6019 | | |
6020 | 332 | if ((max_dl_ext2 > 0) && (max_dl_ext2 <= 0x3d)) { |
6021 | 100 | md = 256 + max_dl_ext2 * 4; |
6022 | 100 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
6023 | 100 | "Ext2 Maximum bit rate for downlink: %u Mbps", md); |
6024 | 100 | } |
6025 | 332 | if ((max_dl_ext2 > 0x3d) && (max_dl_ext2 <= 0xa1)) { |
6026 | 65 | md = 500 + (max_dl_ext2-0x3d) * 10; |
6027 | 65 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
6028 | 65 | "Ext2 Maximum bit rate for downlink: %u Mbps", md); |
6029 | 65 | } |
6030 | 332 | if ((max_dl_ext2 > 0xa1) && (max_dl_ext2 <= 0xf6)) { |
6031 | 27 | md = 1500 + (max_dl_ext2-0xa1)*10; |
6032 | 27 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
6033 | 27 | "Ext2 Maximum bit rate for downlink: %u Mbps", md); |
6034 | 27 | } |
6035 | | /* Octet 20 Guaranteed bit rate for downlink (extended-2) */ |
6036 | 332 | if (guar_dl_ext2 == 0) |
6037 | 74 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_max_bit_rate_value, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, |
6038 | 74 | "Ext2 Guaranteed bit rate for downlink: Use the value in octet 13 and octet 16."); |
6039 | 332 | if ((guar_dl_ext2 > 0) && (guar_dl_ext2 <= 0x3d)) { |
6040 | 107 | gd = 256 + guar_dl_ext2 * 4; |
6041 | 107 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6042 | 107 | "Ext2 Guaranteed bit rate for downlink: %u Mbps", gd); |
6043 | 107 | } |
6044 | 332 | if ((guar_dl_ext2 > 0x3d) && (guar_dl_ext2 <= 0xa1)) { |
6045 | 59 | gd = 500 + (guar_dl_ext2-0x3d) * 10; |
6046 | 59 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6047 | 59 | "Ext2 Guaranteed bit rate for downlink: %u Mbps", gd); |
6048 | 59 | } |
6049 | 332 | if ((guar_dl_ext2 > 0xba) && (guar_dl_ext2 <= 0xfa)) { |
6050 | 48 | gd = 1500 + (guar_dl_ext2-0xa1) * 10; |
6051 | 48 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6052 | 48 | "Ext2 Guaranteed bit rate for downlink: %u Mbps", gd); |
6053 | 48 | } |
6054 | 332 | } |
6055 | | |
6056 | 396 | if(length > 20) { |
6057 | | /* Maximum bit rate for uplink (extended-2), octet 21 |
6058 | | * This field is an extension of the Maximum bit rate for uplink in octet 8. The coding is identical to that of the Maximum bit |
6059 | | * rate for downlink (extended). |
6060 | | */ |
6061 | 312 | if (max_ul_ext2 == 0) |
6062 | 61 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_max_bit_rate_value, tvb, offset + (17 - 1) * utf8_type + 1, utf8_type, |
6063 | 61 | "Ext2 Maximum bit rate for uplink: Use the value in octet 8 and octet 17."); |
6064 | | |
6065 | 312 | if ((max_ul_ext2 > 0) && (max_ul_ext2 <= 0x3d)) { |
6066 | 111 | md = 256 + max_ul_ext2 * 4; |
6067 | 111 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
6068 | 111 | "Ext2 Maximum bit rate for uplink: %u Mbps", md); |
6069 | 111 | } |
6070 | 312 | if ((max_ul_ext2 > 0x3d) && (max_ul_ext2 <= 0xa1)) { |
6071 | 59 | md = 500 + (max_ul_ext2-0x3d) * 10; |
6072 | 59 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
6073 | 59 | "Ext2 Maximum bit rate for uplink: %u Mbps", md); |
6074 | 59 | } |
6075 | 312 | if ((max_ul_ext2 > 0xa1) && (max_ul_ext2 <= 0xf6)) { |
6076 | 44 | md = 1500 + (max_ul_ext2-0xa1)*10; |
6077 | 44 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_max_ul, tvb, offset + (15 - 1) * utf8_type + 1, utf8_type, md, |
6078 | 44 | "Ext2 Maximum bit rate for uplink: %u Mbps", md); |
6079 | 44 | } |
6080 | | /* Guaranteed bit rate for uplink (extended-2), octet 22 */ |
6081 | 312 | if (guar_ul_ext2 == 0) |
6082 | 77 | proto_tree_add_expert_format(ext_tree_qos, pinfo, &ei_gtp_max_bit_rate_value, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, |
6083 | 77 | "Ext2 Guaranteed bit rate for uplink: Use the value in octet 13 and octet 16."); |
6084 | 312 | if ((guar_ul_ext2 > 0) && (guar_ul_ext2 <= 0x3d)) { |
6085 | 92 | gd = 256 + guar_ul_ext2 * 4; |
6086 | 92 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6087 | 92 | "Ext2 Guaranteed bit rate for uplink: %u Mbps", gd); |
6088 | 92 | } |
6089 | 312 | if ((guar_ul_ext2 > 0x3d) && (guar_ul_ext2 <= 0xa1)) { |
6090 | 54 | gd = 500 + (guar_ul_ext2-0x3d) * 10; |
6091 | 54 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6092 | 54 | "Ext2 Guaranteed bit rate for uplink: %u Mbps", gd); |
6093 | 54 | } |
6094 | 312 | if ((guar_ul_ext2 > 0xba) && (guar_ul_ext2 <= 0xfa)) { |
6095 | 52 | gd = 1500 + (guar_ul_ext2-0xa1) * 10; |
6096 | 52 | proto_tree_add_uint_format(ext_tree_qos, hf_gtp_qos_guar_ul, tvb, offset + (16 - 1) * utf8_type + 1, utf8_type, gd, |
6097 | 52 | "Ext2 Guaranteed bit rate for uplink: %u Mbps", gd); |
6098 | 52 | } |
6099 | 312 | } |
6100 | 396 | } |
6101 | | |
6102 | 490 | return retval; |
6103 | 490 | } |
6104 | | |
6105 | | /* Diameter 3GPP AVP Code: 5 3GPP-GPRS Negotiated QoS profile */ |
6106 | | static int |
6107 | 0 | dissect_diameter_3gpp_qosprofile(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) { |
6108 | |
|
6109 | 0 | decode_qos_umts(tvb, 0, pinfo, tree, "UMTS GTP QoS Profile", 3); |
6110 | 0 | return tvb_reported_length(tvb); |
6111 | 0 | } |
6112 | | |
6113 | | static const char * |
6114 | | dissect_radius_qos_umts(proto_tree * tree, tvbuff_t * tvb, packet_info* pinfo) |
6115 | 0 | { |
6116 | 0 | decode_qos_umts(tvb, 0, pinfo, tree, "UMTS GTP QoS Profile", 3); |
6117 | 0 | return tvb_get_string_enc(pinfo->pool, tvb, 0, tvb_reported_length(tvb), ENC_UTF_8|ENC_NA); |
6118 | 0 | } |
6119 | | |
6120 | | static void |
6121 | | decode_apn(packet_info *pinfo, tvbuff_t * tvb, int offset, uint16_t length, proto_tree * tree, proto_item *item) |
6122 | 132 | { |
6123 | 132 | const uint8_t *apn = NULL; |
6124 | | |
6125 | | /* |
6126 | | * This is "a domain name represented as a sequence of labels, where |
6127 | | * each label consists of a length octet followed by that number of |
6128 | | * octets.", DNS-style. |
6129 | | * |
6130 | | * XXX - does it involve compression? |
6131 | | */ |
6132 | | |
6133 | | /* Highlight bytes including the first length byte */ |
6134 | 132 | proto_tree_add_item_ret_string(tree, hf_gtp_apn, tvb, offset, length, ENC_APN_STR, pinfo->pool, &apn); |
6135 | 132 | if(item){ |
6136 | 4 | proto_item_append_text(item, ": %s", apn); |
6137 | 4 | } |
6138 | | |
6139 | 132 | } |
6140 | | |
6141 | | static void |
6142 | | decode_fqdn(tvbuff_t * tvb, int offset, uint16_t length, proto_tree * tree, session_args_t * args _U_) |
6143 | 2 | { |
6144 | 2 | int name_len; |
6145 | | |
6146 | | /* "The FQDN field encoding shall be identical to the encoding of a FQDN |
6147 | | * within a DNS message of clause 3.1 of IETF RFC 1035 [45] but excluding |
6148 | | * the trailing zero byte" |
6149 | | * |
6150 | | * XXX: is compression possible? |
6151 | | */ |
6152 | 2 | if (length > 0) { |
6153 | 2 | name_len = tvb_get_uint8(tvb, offset); |
6154 | | |
6155 | | /* "NOTE 1: The FQDN field in the IE is not encoded as a dotted string" |
6156 | | * but if the first byte is large (in the letter range or higher), |
6157 | | * assume that it is so encoded incorrectly. |
6158 | | */ |
6159 | 2 | if (name_len < 0x40) { |
6160 | 1 | proto_tree_add_item(tree, hf_gtp_fqdn, tvb, offset, length, ENC_APN_STR); |
6161 | 1 | } else |
6162 | 1 | proto_tree_add_item(tree, hf_gtp_fqdn, tvb, offset, length, ENC_ASCII); |
6163 | 2 | } |
6164 | 2 | } |
6165 | | |
6166 | | /* |
6167 | | * GPRS: 9.60 v7.6.0, chapter 7.9.20 |
6168 | | * UMTS: 29.060 v4.0, chapter 7.7.29 PDP Context |
6169 | | * TODO: unify addr functions |
6170 | | */ |
6171 | | static int |
6172 | | decode_gtp_pdp_cntxt(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6173 | 176 | { |
6174 | | |
6175 | 176 | uint8_t ggsn_addr_len, apn_len, trans_id, ea; |
6176 | 176 | uint8_t pdp_type_num, pdp_addr_len; |
6177 | 176 | uint16_t length; |
6178 | 176 | proto_tree *ext_tree_pdp; |
6179 | | |
6180 | 176 | length = tvb_get_ntohs(tvb, offset + 1); |
6181 | | |
6182 | 176 | ext_tree_pdp = proto_tree_add_subtree(tree, tvb, offset, length + 3, ett_gtp_ies[GTP_EXT_PDP_CNTXT], NULL, |
6183 | 176 | val_to_str_ext_const(GTP_EXT_PDP_CNTXT, >p_val_ext, "Unknown message")); |
6184 | | |
6185 | 176 | ea = (tvb_get_uint8(tvb, offset + 3) >> 7) & 0x01; |
6186 | | |
6187 | 176 | proto_tree_add_item(ext_tree_pdp, hf_gtp_extended_end_user_address, tvb, offset + 3, 1, ENC_NA); |
6188 | 176 | proto_tree_add_item(ext_tree_pdp, hf_gtp_vplmn_address_allowed, tvb, offset + 3, 1, ENC_NA); |
6189 | 176 | proto_tree_add_item(ext_tree_pdp, hf_gtp_activity_status_indicator, tvb, offset + 3, 1, ENC_NA); |
6190 | 176 | proto_tree_add_item(ext_tree_pdp, hf_gtp_reordering_required, tvb, offset + 3, 1, ENC_NA); |
6191 | 176 | proto_tree_add_item(ext_tree_pdp, hf_gtp_nsapi, tvb, offset + 3, 1, ENC_BIG_ENDIAN); |
6192 | 176 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_cntxt_sapi, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
6193 | | |
6194 | 176 | switch (gtp_version) { |
6195 | 10 | case 0: |
6196 | 10 | decode_qos_gprs(tvb, offset + 5, ext_tree_pdp, "QoS subscribed", 0); |
6197 | 10 | decode_qos_gprs(tvb, offset + 8, ext_tree_pdp, "QoS requested", 0); |
6198 | 10 | decode_qos_gprs(tvb, offset + 11, ext_tree_pdp, "QoS negotiated", 0); |
6199 | 10 | offset = offset + 14; |
6200 | 10 | break; |
6201 | 166 | case 1: |
6202 | 166 | offset = offset + 5; |
6203 | 166 | offset = offset + decode_qos_umts(tvb, offset, pinfo, ext_tree_pdp, "QoS subscribed", 1); |
6204 | 166 | offset = offset + decode_qos_umts(tvb, offset, pinfo, ext_tree_pdp, "QoS requested", 1); |
6205 | 166 | offset = offset + decode_qos_umts(tvb, offset, pinfo, ext_tree_pdp, "QoS negotiated", 1); |
6206 | 166 | break; |
6207 | 0 | default: |
6208 | 0 | break; |
6209 | 176 | } |
6210 | | |
6211 | 156 | proto_tree_add_item(ext_tree_pdp, hf_gtp_sequence_number_down, tvb, offset, 2, ENC_BIG_ENDIAN); |
6212 | 156 | proto_tree_add_item(ext_tree_pdp, hf_gtp_sequence_number_up, tvb, offset + 2, 2, ENC_BIG_ENDIAN); |
6213 | 156 | proto_tree_add_item(ext_tree_pdp, hf_gtp_send_n_pdu_number, tvb, offset + 4, 1, ENC_BIG_ENDIAN); |
6214 | 156 | proto_tree_add_item(ext_tree_pdp, hf_gtp_receive_n_pdu_number, tvb, offset + 5, 1, ENC_BIG_ENDIAN); |
6215 | | |
6216 | 156 | switch (gtp_version) { |
6217 | 9 | case 0: |
6218 | 9 | proto_tree_add_item(ext_tree_pdp, hf_gtp_uplink_flow_label_signalling, tvb, offset + 6, 2, ENC_BIG_ENDIAN); |
6219 | 9 | offset = offset + 8; |
6220 | 9 | break; |
6221 | 126 | case 1: |
6222 | 126 | proto_tree_add_item(ext_tree_pdp, hf_gtp_uplink_teid_cp, tvb, offset + 6, 4, ENC_BIG_ENDIAN); |
6223 | 126 | proto_tree_add_item(ext_tree_pdp, hf_gtp_uplink_teid_data, tvb, offset + 10, 4, ENC_BIG_ENDIAN); |
6224 | 126 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_context_identifier, tvb, offset + 14, 1, ENC_BIG_ENDIAN); |
6225 | 126 | offset = offset + 15; |
6226 | 126 | break; |
6227 | 0 | default: |
6228 | 0 | break; |
6229 | 156 | } |
6230 | | |
6231 | 129 | pdp_type_num = tvb_get_uint8(tvb, offset + 1); |
6232 | 129 | pdp_addr_len = tvb_get_uint8(tvb, offset + 2); |
6233 | | |
6234 | 129 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_organization, tvb, offset, 1, ENC_BIG_ENDIAN); |
6235 | 129 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_type, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
6236 | 129 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_address_length, tvb, offset + 2, 1, ENC_BIG_ENDIAN); |
6237 | | |
6238 | 129 | if (pdp_addr_len > 0) { |
6239 | 73 | switch (pdp_type_num) { |
6240 | 2 | case 0x21: |
6241 | 2 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_address_ipv4, tvb, offset + 3, 4, ENC_BIG_ENDIAN); |
6242 | 2 | break; |
6243 | 1 | case 0x57: |
6244 | 1 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_address_ipv6, tvb, offset + 3, 16, ENC_NA); |
6245 | 1 | break; |
6246 | 70 | default: |
6247 | 70 | break; |
6248 | 73 | } |
6249 | 73 | } |
6250 | | |
6251 | 129 | offset = offset + 3 + pdp_addr_len; |
6252 | | |
6253 | 129 | ggsn_addr_len = tvb_get_uint8(tvb, offset); |
6254 | 129 | proto_tree_add_item(ext_tree_pdp, hf_gtp_ggsn_address_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
6255 | | |
6256 | 129 | switch (ggsn_addr_len) { |
6257 | 3 | case 4: |
6258 | 3 | proto_tree_add_item(ext_tree_pdp, hf_gtp_ggsn_address_for_control_plane_ipv4, tvb, offset + 1, 4, ENC_BIG_ENDIAN); |
6259 | 3 | break; |
6260 | 1 | case 16: |
6261 | 1 | proto_tree_add_item(ext_tree_pdp, hf_gtp_ggsn_address_for_control_plane_ipv6, tvb, offset + 1, 16, ENC_NA); |
6262 | 1 | break; |
6263 | 114 | default: |
6264 | 114 | break; |
6265 | 129 | } |
6266 | | |
6267 | 118 | offset = offset + 1 + ggsn_addr_len; |
6268 | | |
6269 | 118 | if (gtp_version == 1) { |
6270 | | |
6271 | 110 | ggsn_addr_len = tvb_get_uint8(tvb, offset); |
6272 | 110 | proto_tree_add_item(ext_tree_pdp, hf_gtp_ggsn_address_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
6273 | | |
6274 | 110 | switch (ggsn_addr_len) { |
6275 | 5 | case 4: |
6276 | 5 | proto_tree_add_item(ext_tree_pdp, hf_gtp_ggsn_address_for_user_traffic_ipv4, tvb, offset + 1, 4, ENC_BIG_ENDIAN); |
6277 | 5 | break; |
6278 | 4 | case 16: |
6279 | 4 | proto_tree_add_item(ext_tree_pdp, hf_gtp_ggsn_address_for_user_traffic_ipv6, tvb, offset + 1, 16, ENC_NA); |
6280 | 4 | break; |
6281 | 97 | default: |
6282 | 97 | break; |
6283 | 110 | } |
6284 | 105 | offset = offset + 1 + ggsn_addr_len; |
6285 | | |
6286 | 105 | } |
6287 | | |
6288 | 113 | apn_len = tvb_get_uint8(tvb, offset); |
6289 | 113 | proto_tree_add_item(ext_tree_pdp, hf_gtp_apn_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
6290 | 113 | decode_apn(pinfo, tvb, offset + 1, apn_len, ext_tree_pdp, NULL); |
6291 | | |
6292 | 113 | offset = offset + 1 + apn_len; |
6293 | | /* |
6294 | | * The Transaction Identifier is the 4 or 12 bit Transaction Identifier used in the 3GPP TS 24.008 [5] Session Management |
6295 | | * messages which control this PDP Context. If the length of the Transaction Identifier is 4 bit, the second octet shall be |
6296 | | * set to all zeros. The encoding is defined in 3GPP TS 24.007 [3]. The latest Transaction Identifier sent from SGSN to |
6297 | | * MS is stored in the PDP context IE. |
6298 | | * NOTE: Bit 5-8 of the first octet in the encoding defined in 3GPP TS 24.007 [3] is mapped into bit 1-4 of the first |
6299 | | * octet in this field. |
6300 | | */ |
6301 | 113 | trans_id = tvb_get_uint8(tvb, offset); |
6302 | 113 | proto_tree_add_uint(ext_tree_pdp, hf_gtp_transaction_identifier, tvb, offset, 2, trans_id); |
6303 | 113 | offset += 2; |
6304 | | |
6305 | 113 | if (ea) { |
6306 | 63 | pdp_type_num = tvb_get_uint8(tvb, offset); |
6307 | 63 | pdp_addr_len = tvb_get_uint8(tvb, offset + 1); |
6308 | | |
6309 | 63 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
6310 | 63 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_address_length, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
6311 | | |
6312 | 63 | if (pdp_addr_len > 0) { |
6313 | 22 | switch (pdp_type_num) { |
6314 | 1 | case 0x21: |
6315 | 1 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_address_ipv4, tvb, offset + 2, 4, ENC_NA); |
6316 | 1 | break; |
6317 | 1 | case 0x57: |
6318 | 1 | proto_tree_add_item(ext_tree_pdp, hf_gtp_pdp_address_ipv6, tvb, offset + 2, 16, ENC_NA); |
6319 | 1 | break; |
6320 | 20 | default: |
6321 | 20 | break; |
6322 | 22 | } |
6323 | 22 | } |
6324 | 63 | } |
6325 | | |
6326 | 112 | return 3 + length; |
6327 | 113 | } |
6328 | | |
6329 | | /* GPRS: 9.60, v7.6.0, chapter 7.9.21 |
6330 | | * UMTS: 29.060, v4.0, chapter 7.7.30 |
6331 | | */ |
6332 | | static int |
6333 | | decode_gtp_apn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6334 | 9 | { |
6335 | | |
6336 | 9 | uint16_t length; |
6337 | 9 | proto_tree *ext_tree_apn; |
6338 | 9 | proto_item *te; |
6339 | | |
6340 | 9 | length = tvb_get_ntohs(tvb, offset + 1); |
6341 | | |
6342 | 9 | ext_tree_apn = proto_tree_add_subtree(tree, tvb, offset, length + 3, ett_gtp_ies[GTP_EXT_APN], &te, |
6343 | 9 | val_to_str_ext_const(GTP_EXT_APN, >p_val_ext, "Unknown field")); |
6344 | | |
6345 | 9 | proto_tree_add_item(ext_tree_apn, hf_gtp_apn_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6346 | 9 | decode_apn(pinfo, tvb, offset + 3, length, ext_tree_apn, te); |
6347 | | |
6348 | 9 | return 3 + length; |
6349 | 9 | } |
6350 | | |
6351 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.22 |
6352 | | * 4.08 v. 7.1.2, chapter 10.5.6.3 (p.580) |
6353 | | * UMTS: 29.060 v4.0, chapter 7.7.31 Protocol Configuration Options |
6354 | | * 24.008, v4.2, chapter 10.5.6.3 |
6355 | | */ |
6356 | | int |
6357 | | decode_gtp_proto_conf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6358 | 429 | { |
6359 | | |
6360 | 429 | uint16_t length; |
6361 | 429 | tvbuff_t *next_tvb; |
6362 | 429 | proto_tree *ext_tree_proto; |
6363 | | |
6364 | 429 | length = tvb_get_ntohs(tvb, offset + 1); |
6365 | | |
6366 | 429 | ext_tree_proto = proto_tree_add_subtree(tree, tvb, offset, length + 3, |
6367 | 429 | ett_gtp_proto, NULL, val_to_str_ext_const(GTP_EXT_PROTO_CONF, >p_val_ext, "Unknown message")); |
6368 | | |
6369 | 429 | proto_tree_add_uint(ext_tree_proto, hf_gtp_length, tvb, offset + 1, 2, length); |
6370 | | |
6371 | 429 | if (length < 1) |
6372 | 2 | return 3; |
6373 | | |
6374 | | /* The Protocol Configuration Options contains external network protocol options that may be necessary to transfer |
6375 | | * between the GGSN and the MS. The content and the coding of the Protocol Configuration are defined in octet 3-z of the |
6376 | | * Protocol Configuration Options in3GPP TS 24.008 [5]. |
6377 | | */ |
6378 | 427 | next_tvb = tvb_new_subset_length(tvb, offset + 3, length); |
6379 | 427 | de_sm_pco(next_tvb, ext_tree_proto, pinfo, 0, length, NULL, 0); |
6380 | | |
6381 | 427 | return 3 + length; |
6382 | 429 | } |
6383 | | |
6384 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.23 |
6385 | | * UMTS: 29.060 v4.0, chapter 7.7.32 |
6386 | | */ |
6387 | | static int |
6388 | | decode_gtp_gsn_addr_common(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args, const char * tree_name, int hf_ipv4, int hf_ipv6) |
6389 | 2 | { |
6390 | | |
6391 | 2 | uint8_t addr_type, addr_len; |
6392 | 2 | uint16_t length; |
6393 | 2 | proto_tree *ext_tree_gsn_addr; |
6394 | 2 | proto_item *te; |
6395 | 2 | address *gsn_address; |
6396 | | |
6397 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
6398 | | |
6399 | 2 | ext_tree_gsn_addr = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_gsn_addr, &te, "%s : ", tree_name); |
6400 | 2 | gsn_address = wmem_new0(pinfo->pool, address); |
6401 | 2 | switch (length) { |
6402 | 0 | case 4: |
6403 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_address_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6404 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_ipv4, tvb, offset + 3, 4, ENC_BIG_ENDIAN); |
6405 | 0 | if (hf_ipv4 != hf_gtp_gsn_ipv4) |
6406 | 0 | proto_item_set_hidden(proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_ipv4, tvb, offset + 3, 4, ENC_BIG_ENDIAN)); |
6407 | 0 | proto_item_append_text(te, "%s", tvb_ip_to_str(pinfo->pool, tvb, offset + 3)); |
6408 | 0 | set_address_tvb(gsn_address, AT_IPv4, 4, tvb, offset + 3); |
6409 | 0 | break; |
6410 | 0 | case 5: |
6411 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_address_information_element_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6412 | 0 | addr_type = tvb_get_uint8(tvb, offset + 3) & 0xC0; |
6413 | 0 | proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_type, tvb, offset + 3, 1, addr_type); |
6414 | 0 | addr_len = tvb_get_uint8(tvb, offset + 3) & 0x3F; |
6415 | 0 | proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_len, tvb, offset + 3, 1, addr_len); |
6416 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_ipv4, tvb, offset + 4, 4, ENC_BIG_ENDIAN); |
6417 | 0 | if (hf_ipv4 != hf_gtp_gsn_ipv4) |
6418 | 0 | proto_item_set_hidden(proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_ipv4, tvb, offset + 4, 4, ENC_BIG_ENDIAN)); |
6419 | 0 | proto_item_append_text(te, "%s", tvb_ip_to_str(pinfo->pool, tvb, offset + 4)); |
6420 | 0 | set_address_tvb(gsn_address, AT_IPv6, 16, tvb, offset + 4); |
6421 | 0 | break; |
6422 | 0 | case 16: |
6423 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_address_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6424 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_ipv6, tvb, offset + 3, 16, ENC_NA); |
6425 | 0 | if (hf_ipv6 != hf_gtp_gsn_ipv6) |
6426 | 0 | proto_item_set_hidden(proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_ipv6, tvb, offset + 3, 16, ENC_NA)); |
6427 | 0 | proto_item_append_text(te, "%s", tvb_ip6_to_str(pinfo->pool, tvb, offset + 3)); |
6428 | 0 | set_address_tvb(gsn_address, AT_IPv4, 4, tvb, offset + 3); |
6429 | 0 | break; |
6430 | 0 | case 17: |
6431 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_address_information_element_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6432 | 0 | addr_type = tvb_get_uint8(tvb, offset + 3) & 0xC0; |
6433 | 0 | proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_type, tvb, offset + 3, 1, addr_type); |
6434 | 0 | addr_len = tvb_get_uint8(tvb, offset + 3) & 0x3F; |
6435 | 0 | proto_tree_add_uint(ext_tree_gsn_addr, hf_gtp_gsn_addr_len, tvb, offset + 3, 1, addr_len); |
6436 | 0 | proto_item_append_text(te, "%s", tvb_ip6_to_str(pinfo->pool, tvb, offset + 4)); |
6437 | 0 | proto_tree_add_item(ext_tree_gsn_addr, hf_ipv6, tvb, offset + 4, 16, ENC_NA); |
6438 | 0 | if (hf_ipv6 != hf_gtp_gsn_ipv6) |
6439 | 0 | proto_item_set_hidden(proto_tree_add_item(ext_tree_gsn_addr, hf_gtp_gsn_ipv6, tvb, offset + 4, 16, ENC_NA)); |
6440 | 0 | set_address_tvb(gsn_address, AT_IPv6, 16, tvb, offset + 4); |
6441 | 0 | break; |
6442 | 2 | default: |
6443 | 2 | proto_item_append_text(te, "unknown type or wrong length"); |
6444 | 2 | break; |
6445 | 2 | } |
6446 | | |
6447 | 2 | if (g_gtp_session && gtp_version == 1 && !PINFO_FD_VISITED(pinfo)) { |
6448 | 0 | if (!ip_exists(*gsn_address, args->ip_list)) { |
6449 | 0 | copy_address_wmem(pinfo->pool, &args->last_ip, gsn_address); |
6450 | 0 | wmem_list_prepend(args->ip_list, gsn_address); |
6451 | 0 | } |
6452 | 0 | } |
6453 | 2 | return 3 + length; |
6454 | 2 | } |
6455 | | |
6456 | | static int |
6457 | 2 | decode_gtp_gsn_addr(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) { |
6458 | 2 | return decode_gtp_gsn_addr_common(tvb, offset, pinfo, tree, args, "GSN address", hf_gtp_gsn_ipv4, hf_gtp_gsn_ipv6); |
6459 | 2 | } |
6460 | | |
6461 | | static int |
6462 | | decode_gtp_sgsn_addr_for_control_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
6463 | 0 | { |
6464 | 0 | return decode_gtp_gsn_addr_common(tvb, offset, pinfo, tree, args, |
6465 | 0 | "SGSN Address for control plane", hf_gtp_sgsn_address_for_control_plane_ipv4, hf_gtp_sgsn_address_for_control_plane_ipv6); |
6466 | 0 | } |
6467 | | |
6468 | | static int |
6469 | | decode_gtp_sgsn_addr_for_user_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
6470 | 0 | { |
6471 | 0 | return decode_gtp_gsn_addr_common(tvb, offset, pinfo, tree, args, |
6472 | 0 | "SGSN Address for user traffic", hf_gtp_sgsn_address_for_user_traffic_ipv4, hf_gtp_sgsn_address_for_user_traffic_ipv6); |
6473 | 0 | } |
6474 | | |
6475 | | static int |
6476 | | decode_gtp_ggsn_addr_for_control_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
6477 | 0 | { |
6478 | 0 | return decode_gtp_gsn_addr_common(tvb, offset, pinfo, tree, args, |
6479 | 0 | "GGSN Address for control plane", hf_gtp_ggsn_address_for_control_plane_ipv4, hf_gtp_ggsn_address_for_control_plane_ipv6); |
6480 | 0 | } |
6481 | | |
6482 | | static int |
6483 | | decode_gtp_ggsn_addr_for_user_plane(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
6484 | 0 | { |
6485 | 0 | return decode_gtp_gsn_addr_common(tvb, offset, pinfo, tree, args, |
6486 | 0 | "GGSN Address for user traffic", hf_gtp_ggsn_address_for_user_traffic_ipv4, hf_gtp_ggsn_address_for_user_traffic_ipv6); |
6487 | 0 | } |
6488 | | |
6489 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.24 |
6490 | | * UMTS: 29.060 v4.0, chapter 7.7.33 |
6491 | | */ |
6492 | | static int |
6493 | | decode_gtp_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6494 | 4 | { |
6495 | 4 | uint16_t length; |
6496 | 4 | tvbuff_t *next_tvb; |
6497 | 4 | proto_tree *ext_tree_proto; |
6498 | | |
6499 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
6500 | | |
6501 | 4 | ext_tree_proto = proto_tree_add_subtree(tree, tvb, offset, length + 3, ett_gtp_proto, NULL, |
6502 | 4 | val_to_str_ext_const(GTP_EXT_MSISDN, >p_val_ext, "Unknown message")); |
6503 | | |
6504 | 4 | proto_tree_add_uint(ext_tree_proto, hf_gtp_length, tvb, offset + 1, 2, length); |
6505 | | |
6506 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
6507 | | |
6508 | 4 | if (length < 1) |
6509 | 2 | return 3; |
6510 | | |
6511 | 2 | next_tvb = tvb_new_subset_length(tvb, offset+3, length); |
6512 | 2 | dissect_gsm_map_msisdn(next_tvb, pinfo, ext_tree_proto); |
6513 | | |
6514 | 2 | return 3 + length; |
6515 | 4 | } |
6516 | | |
6517 | | /* GPRS: not present |
6518 | | * UMTS: 29.060 v4.0, chapter 7.7.34 |
6519 | | * 24.008 v4.2, chapter 10.5.6.5 |
6520 | | */ |
6521 | | static int |
6522 | | decode_gtp_qos_umts(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6523 | 12 | { |
6524 | | |
6525 | 12 | return decode_qos_umts(tvb, offset, pinfo, tree, "Quality of Service", 2); |
6526 | 12 | } |
6527 | | |
6528 | | /* GPRS: not present |
6529 | | * UMTS: 29.060 v4.0, chapter 7.7.35 |
6530 | | */ |
6531 | | static int |
6532 | | decode_gtp_auth_qui(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6533 | 5 | { |
6534 | | |
6535 | 5 | proto_tree *ext_tree; |
6536 | 5 | uint16_t length; |
6537 | 5 | uint8_t xres_len, auth_len; |
6538 | | |
6539 | | |
6540 | 5 | length = tvb_get_ntohs(tvb, offset + 1); |
6541 | | |
6542 | 5 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, length + 1, ett_gtp_quint, NULL, "Quintuplet"); |
6543 | 5 | offset++; |
6544 | | |
6545 | 5 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6546 | 5 | offset = offset + 2; |
6547 | | |
6548 | 5 | proto_tree_add_item(ext_tree, hf_gtp_rand, tvb, offset, 16, ENC_NA); |
6549 | 5 | offset = offset + 16; |
6550 | 5 | xres_len = tvb_get_uint8(tvb, offset); |
6551 | 5 | proto_tree_add_item(ext_tree, hf_gtp_xres_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
6552 | 5 | offset++; |
6553 | 5 | proto_tree_add_item(ext_tree, hf_gtp_xres, tvb, offset, xres_len, ENC_NA); |
6554 | 5 | offset = offset + xres_len; |
6555 | 5 | proto_tree_add_item(ext_tree, hf_gtp_quintuplet_ciphering_key, tvb, offset, 16, ENC_NA); |
6556 | 5 | offset = offset + 16; |
6557 | 5 | proto_tree_add_item(ext_tree, hf_gtp_quintuplet_integrity_key, tvb, offset, 16, ENC_NA); |
6558 | 5 | offset = offset + 16; |
6559 | 5 | auth_len = tvb_get_uint8(tvb, offset); |
6560 | 5 | proto_tree_add_item(ext_tree, hf_gtp_authentication_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
6561 | 5 | offset++; |
6562 | 5 | proto_tree_add_item(ext_tree, hf_gtp_auth, tvb, offset, auth_len, ENC_NA); |
6563 | | |
6564 | 5 | return (3 + length); |
6565 | | |
6566 | 5 | } |
6567 | | |
6568 | | /* GPRS: not present |
6569 | | * UMTS: 29.060 v4.0, chapter 7.7.36 |
6570 | | * 24.008 v4.2, chapter 10.5.6.12 |
6571 | | */ |
6572 | | static int |
6573 | | decode_gtp_tft(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6574 | 111 | { |
6575 | 111 | proto_tree *ext_tree_tft; |
6576 | 111 | unsigned length; |
6577 | | |
6578 | 111 | length = tvb_get_ntohs(tvb, offset + 1); |
6579 | | |
6580 | 111 | ext_tree_tft = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_tft, NULL, "Traffic flow template"); |
6581 | 111 | proto_tree_add_item(ext_tree_tft, hf_gtp_tft_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6582 | | |
6583 | | /* The detailed coding of Traffic Flow Template |
6584 | | * Description is specified in 3GPP TS 24.008 [5] , |
6585 | | * clause 10.5.6.12, beginning with octet 3.. |
6586 | | * Use the decoding in packet-gsm_a_gm.c |
6587 | | */ |
6588 | 111 | de_sm_tflow_temp(tvb, ext_tree_tft, pinfo, offset + 3, length, NULL, 0); |
6589 | | |
6590 | 111 | return 3 + length; |
6591 | 111 | } |
6592 | | |
6593 | | /* GPRS: not present |
6594 | | * UMTS: 3GPP TS 29.060 version 10.4.0 Release 10, chapter 7.7.37 |
6595 | | * Type = 138 (Decimal) |
6596 | | * 25.413(RANAP) TargetID |
6597 | | * There are several CRs to this IE make sure to check with a recent spec if dissection is questioned. |
6598 | | */ |
6599 | | static int |
6600 | | decode_gtp_target_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6601 | 2 | { |
6602 | | |
6603 | 2 | uint16_t length; |
6604 | 2 | proto_tree *ext_tree; |
6605 | | |
6606 | | |
6607 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
6608 | | |
6609 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_TARGET_ID], NULL, "Target Identification"); |
6610 | 2 | offset = offset + 1; |
6611 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6612 | 2 | offset = offset + 2; |
6613 | 2 | if (length == 0){ |
6614 | 0 | return 3 + length; |
6615 | 0 | } |
6616 | | |
6617 | | /* Quote from specification: |
6618 | | * The Target Identification information element contains the identification of a target RNC. Octets 4-n shall contain a |
6619 | | * non-transparent copy of the corresponding IEs (see subclause 7.7.2) and be encoded as specified in Figure 51 below. |
6620 | | * The "Target RNC-ID" part of the "Target ID" parameter is specified in 3GPP TS 25.413 [7]. |
6621 | | * NOTE 1: The ASN.1 parameter "Target ID" is forwarded non-transparently in order to maintain backward compatibility. |
6622 | | * NOTE 2: The preamble of the "Target RNC-ID" (numerical value of e.g. 0x20) however shall not be included in |
6623 | | * octets 4-n. Also the optional "iE-Extensions" parameter shall not be included into the GTP IE. |
6624 | | */ |
6625 | | /* Octet 4-6 MCC + MNC */ |
6626 | 2 | if (length == 9) { |
6627 | | /* Patch for systems still not following NOTE 2 */ |
6628 | 0 | proto_tree_add_expert_format(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, 1, "Not Compliant with 3GPP TS 29.060 7.7.37: The preamble of the \"Target RNC-ID\" (numerical value of e.g. 0x20) however shall not be included in octets 4-n."); |
6629 | 0 | offset+=1; |
6630 | 0 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, false); |
6631 | 2 | } else { |
6632 | | /* Following Standards */ |
6633 | 2 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, true); |
6634 | 2 | } |
6635 | 2 | offset+=3; |
6636 | | |
6637 | | /* Octet 7-8 LAC */ |
6638 | 2 | proto_tree_add_item(ext_tree, hf_gtp_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
6639 | 2 | offset+=2; |
6640 | | /* Octet 9 RAC */ |
6641 | 2 | proto_tree_add_item(ext_tree, hf_gtp_rai_rac, tvb, offset, 1, ENC_BIG_ENDIAN); |
6642 | 2 | offset++; |
6643 | | /* Octet 10-11 RNC-ID*/ |
6644 | 2 | proto_tree_add_item(ext_tree, hf_gtp_target_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6645 | 2 | offset+=2; |
6646 | | /* If the optional Extended RNC-ID is not included, then the length variable 'n' = 8 and the overall length of the IE is 11 |
6647 | | * octets. Otherwise, 'n' = 10 and the overall length of the IE is 13 octets |
6648 | | */ |
6649 | 2 | if(length == 10){ |
6650 | 0 | proto_tree_add_item(ext_tree, hf_gtp_target_ext_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6651 | 0 | } |
6652 | | |
6653 | 2 | return 3 + length; |
6654 | 2 | } |
6655 | | |
6656 | | |
6657 | | /* GPRS: not present |
6658 | | * UMTS: 29.060 v4.0, chapter 7.7.38 |
6659 | | */ |
6660 | | static int |
6661 | | decode_gtp_utran_cont(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6662 | 6 | { |
6663 | | |
6664 | 6 | uint16_t length; |
6665 | 6 | proto_tree *ext_tree; |
6666 | 6 | tvbuff_t *new_tvb; |
6667 | 6 | proto_tree *sub_tree; |
6668 | | |
6669 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
6670 | | |
6671 | 6 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_UTRAN_CONT], NULL, "UTRAN transparent Container"); |
6672 | | |
6673 | 6 | offset = offset + 1; |
6674 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6675 | 6 | offset = offset + 2; |
6676 | 6 | proto_tree_add_item(ext_tree, hf_gtp_utran_field, tvb, offset, length, ENC_NA); |
6677 | 6 | if (length == 0) { |
6678 | 4 | return 3; |
6679 | 4 | } |
6680 | | |
6681 | 2 | switch (pinfo->link_dir) { |
6682 | 0 | case P2P_DIR_UL: |
6683 | 0 | sub_tree = proto_tree_add_subtree(ext_tree, tvb, offset, length, ett_gtp_utran_cont, NULL, "Source RNC to Target RNC Transparent Container"); |
6684 | 0 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
6685 | 0 | dissect_ranap_SourceRNC_ToTargetRNC_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
6686 | 0 | break; |
6687 | 0 | case P2P_DIR_DL: |
6688 | 0 | sub_tree = proto_tree_add_subtree(ext_tree, tvb, offset, length, ett_gtp_utran_cont, NULL, "Target RNC to Source RNC Transparent Container"); |
6689 | 0 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
6690 | 0 | dissect_ranap_TargetRNC_ToSourceRNC_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
6691 | 0 | break; |
6692 | 1 | default: |
6693 | 1 | break; |
6694 | 2 | } |
6695 | | |
6696 | 1 | return 3 + length; |
6697 | | |
6698 | 2 | } |
6699 | | |
6700 | | |
6701 | | /* GPRS: not present |
6702 | | * UMTS: 29.060 v4.0, chapter 7.7.39 |
6703 | | */ |
6704 | | static int |
6705 | | decode_gtp_rab_setup(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6706 | 3 | { |
6707 | | |
6708 | 3 | uint32_t teid; |
6709 | 3 | uint16_t length; |
6710 | 3 | proto_tree *ext_tree_rab_setup; |
6711 | | |
6712 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
6713 | | |
6714 | 3 | ext_tree_rab_setup = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_rab_setup, NULL, "Radio Access Bearer Setup Information"); |
6715 | | |
6716 | 3 | proto_tree_add_item(ext_tree_rab_setup, hf_gtp_rab_setup_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
6717 | 3 | proto_tree_add_item(ext_tree_rab_setup, hf_gtp_nsapi, tvb, offset + 3, 1, ENC_BIG_ENDIAN); |
6718 | | |
6719 | 3 | if (length > 1) { |
6720 | | |
6721 | 3 | teid = tvb_get_ntohl(tvb, offset + 4); |
6722 | | |
6723 | 3 | proto_tree_add_uint(ext_tree_rab_setup, hf_gtp_teid_data, tvb, offset + 4, 4, teid); |
6724 | | |
6725 | 3 | switch (length) { |
6726 | 0 | case 9: |
6727 | 0 | proto_tree_add_item(ext_tree_rab_setup, hf_gtp_rnc_ipv4, tvb, offset + 8, 4, ENC_BIG_ENDIAN); |
6728 | 0 | break; |
6729 | 0 | case 21: |
6730 | 0 | proto_tree_add_item(ext_tree_rab_setup, hf_gtp_rnc_ipv6, tvb, offset + 8, 16, ENC_NA); |
6731 | 0 | break; |
6732 | 3 | default: |
6733 | 3 | break; |
6734 | 3 | } |
6735 | 3 | } |
6736 | | |
6737 | 3 | return 3 + length; |
6738 | 3 | } |
6739 | | |
6740 | | |
6741 | | /* GPRS: not present |
6742 | | * UMTS: 29.060 v4.0, chapter 7.7.40 |
6743 | | */ |
6744 | | static int |
6745 | | decode_gtp_hdr_list(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6746 | 24 | { |
6747 | | |
6748 | 24 | int i; |
6749 | 24 | uint8_t length, hdr; |
6750 | 24 | proto_tree *ext_tree_hdr_list; |
6751 | | |
6752 | 24 | length = tvb_get_uint8(tvb, offset + 1); |
6753 | | |
6754 | 24 | ext_tree_hdr_list = proto_tree_add_subtree(tree, tvb, offset, 2 + length, ett_gtp_hdr_list, NULL, |
6755 | 24 | val_to_str_ext_const(GTP_EXT_HDR_LIST, >p_val_ext, "Unknown")); |
6756 | | |
6757 | 24 | proto_tree_add_item(ext_tree_hdr_list, hf_gtp_num_ext_hdr_types, tvb, offset + 1, 1, ENC_NA); |
6758 | | |
6759 | 1.64k | for (i = 0; i < length; i++) { |
6760 | 1.62k | hdr = tvb_get_uint8(tvb, offset + 2 + i); |
6761 | | |
6762 | 1.62k | proto_tree_add_uint_format(ext_tree_hdr_list, hf_gtp_ext_hdr_type, tvb, offset + 2 + i, 1, hdr, "No. %u --> Extension Header Type value : %s (0x%02x)", i + 1, |
6763 | 1.62k | val_to_str_const(hdr, next_extension_header_fieldvals, "Unknown Extension Header Type"), hdr); |
6764 | 1.62k | } |
6765 | | |
6766 | 24 | return 2 + length; |
6767 | 24 | } |
6768 | | |
6769 | | /* GPRS: not present |
6770 | | * UMTS: 29.060 v4.0, chapter 7.7.41 |
6771 | | * TODO: find TriggerID description |
6772 | | */ |
6773 | | static int |
6774 | | decode_gtp_trigger_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6775 | 1 | { |
6776 | 1 | uint16_t length; |
6777 | 1 | proto_item* ti; |
6778 | | |
6779 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
6780 | | |
6781 | 1 | ti = proto_tree_add_uint_format(tree, hf_gtp_ext_length, tvb, offset, 2, length, "%s length : %u", |
6782 | 1 | val_to_str_ext_const(GTP_EXT_TRIGGER_ID, >p_val_ext, "Unknown"), length); |
6783 | 1 | proto_item_set_len(ti, 3 + length); |
6784 | | |
6785 | 1 | return 3 + length; |
6786 | | |
6787 | 1 | } |
6788 | | |
6789 | | /* GPRS: not present |
6790 | | * UMTS: 29.060 v4.0, chapter 7.7.42 |
6791 | | * TODO: find OMC-ID description |
6792 | | */ |
6793 | | static int |
6794 | | decode_gtp_omc_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6795 | 4 | { |
6796 | 4 | uint16_t length; |
6797 | 4 | proto_item* ti; |
6798 | | |
6799 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
6800 | | |
6801 | 4 | ti = proto_tree_add_uint_format(tree, hf_gtp_ext_length, tvb, offset, 2, length, "%s length : %u", |
6802 | 4 | val_to_str_ext_const(GTP_EXT_OMC_ID, >p_val_ext, "Unknown"), length); |
6803 | 4 | proto_item_set_len(ti, 3 + length); |
6804 | | |
6805 | 4 | return 3 + length; |
6806 | | |
6807 | 4 | } |
6808 | | |
6809 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.25 |
6810 | | * UMTS: 29.060 v6.11.0, chapter 7.7.44 Charging Gateway Address |
6811 | | */ |
6812 | | static int |
6813 | | decode_gtp_chrg_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6814 | 6 | { |
6815 | | |
6816 | 6 | uint16_t length; |
6817 | 6 | proto_tree *ext_tree_chrg_addr; |
6818 | 6 | proto_item *te; |
6819 | | |
6820 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
6821 | | |
6822 | 6 | ext_tree_chrg_addr = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CHRG_ADDR], &te, |
6823 | 6 | "%s : ", val_to_str_ext_const(GTP_EXT_CHRG_ADDR, >p_val_ext, "Unknown")); |
6824 | | |
6825 | 6 | proto_tree_add_uint_format(ext_tree_chrg_addr, hf_gtp_ext_length, tvb, offset + 1, 2, length, |
6826 | 6 | "%s length : %u", val_to_str_ext_const(GTP_EXT_CHRG_ADDR, >p_val_ext, "Unknown"), length); |
6827 | | |
6828 | 6 | switch (length) { |
6829 | 0 | case 4: |
6830 | 0 | proto_tree_add_item(ext_tree_chrg_addr, hf_gtp_chrg_ipv4, tvb, offset + 3, 4, ENC_BIG_ENDIAN); |
6831 | 0 | proto_item_append_text(te, "%s", tvb_ip_to_str(pinfo->pool, tvb, offset + 3)); |
6832 | 0 | break; |
6833 | 0 | case 16: |
6834 | 0 | proto_tree_add_item(ext_tree_chrg_addr, hf_gtp_chrg_ipv6, tvb, offset + 3, 16, ENC_NA); |
6835 | 0 | proto_item_append_text(te, "%s", tvb_ip6_to_str(pinfo->pool, tvb, offset + 3)); |
6836 | 0 | break; |
6837 | 6 | default: |
6838 | 6 | proto_item_append_text(te, "unknown type or wrong length"); |
6839 | 6 | break; |
6840 | 6 | } |
6841 | | |
6842 | 6 | return 3 + length; |
6843 | 6 | } |
6844 | | |
6845 | | /* GPRS: ? |
6846 | | * UMTS: 29.060 V9.4.0, chapter 7.7.43 RAN Transparent Container |
6847 | | * The information in the value part of the RAN Transparent Container IE contains all information elements (starting with |
6848 | | * and including the BSSGP "PDU Type") in either of the RAN INFORMATION, RAN INFORMATION REQUEST, |
6849 | | * RAN INFORMATION ACK or RAN INFORMATION ERROR messages respectively as specified in 3GPP TS 48.018 |
6850 | | */ |
6851 | | static int |
6852 | | decode_gtp_ran_tr_cont(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6853 | 3 | { |
6854 | | |
6855 | 3 | uint16_t length; |
6856 | 3 | proto_tree *ext_tree; |
6857 | 3 | tvbuff_t *next_tvb; |
6858 | | |
6859 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
6860 | 3 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RAN_TR_CONT], NULL, |
6861 | 3 | "%s : ", val_to_str_ext_const(GTP_EXT_RAN_TR_CONT, >p_val_ext, "Unknown")); |
6862 | | |
6863 | 3 | offset++; |
6864 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6865 | 3 | offset = offset + 2; |
6866 | | |
6867 | 3 | next_tvb = tvb_new_subset_length(tvb, offset, length); |
6868 | 3 | if (bssgp_handle) { |
6869 | | #if 0 |
6870 | | col_set_fence(pinfo->cinfo, COL_INFO); |
6871 | | #endif |
6872 | 3 | call_dissector(bssgp_handle, next_tvb, pinfo, ext_tree); |
6873 | 3 | } |
6874 | | |
6875 | 3 | return 3 + length; |
6876 | | |
6877 | 3 | } |
6878 | | |
6879 | | /* GPRS: ? |
6880 | | * UMTS: 29.060 v6.11.0, chapter 7.7.45 PDP Context Prioritization |
6881 | | */ |
6882 | | static int |
6883 | | decode_gtp_pdp_cont_prio(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
6884 | 4 | { |
6885 | | |
6886 | 4 | uint16_t length; |
6887 | 4 | proto_tree *ext_tree; |
6888 | | |
6889 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
6890 | 4 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_PDP_CONT_PRIO], NULL, |
6891 | 4 | "%s : ", val_to_str_ext_const(GTP_EXT_PDP_CONT_PRIO, >p_val_ext, "Unknown")); |
6892 | | |
6893 | 4 | if (length == 0) { |
6894 | 0 | return 3; |
6895 | 0 | } |
6896 | | |
6897 | 4 | offset++; |
6898 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6899 | 4 | offset = offset + 2; |
6900 | | /* TODO add decoding of data */ |
6901 | 4 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
6902 | | |
6903 | 4 | return 3 + length; |
6904 | | |
6905 | 4 | } |
6906 | | |
6907 | | /* GPRS: ? |
6908 | | * UMTS: 29.060 v6.11.0, chapter 7.7.45A Additional RAB Setup Information |
6909 | | */ |
6910 | | static int |
6911 | | decode_gtp_add_rab_setup_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6912 | 11 | { |
6913 | | |
6914 | 11 | uint16_t length; |
6915 | 11 | proto_tree *ext_tree; |
6916 | | |
6917 | 11 | length = tvb_get_ntohs(tvb, offset + 1); |
6918 | 11 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ADD_RAB_SETUP_INF], NULL, |
6919 | 11 | "%s : ", val_to_str_ext_const(GTP_EXT_ADD_RAB_SETUP_INF, >p_val_ext, "Unknown")); |
6920 | | |
6921 | 11 | offset++; |
6922 | 11 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6923 | 11 | offset = offset + 2; |
6924 | | |
6925 | 11 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
6926 | 11 | if (length == 1) |
6927 | 0 | return 3 + length; |
6928 | | |
6929 | 11 | offset++; |
6930 | 11 | proto_tree_add_item(ext_tree, hf_gtp_teid, tvb, offset, 4, ENC_BIG_ENDIAN); |
6931 | 11 | offset += 4; |
6932 | | |
6933 | 11 | if (length == 9) { |
6934 | | /* RNC IP address IPv4*/ |
6935 | 0 | proto_tree_add_item(ext_tree, hf_gtp_rnc_ip_addr_v4, tvb, offset, 4, ENC_BIG_ENDIAN); |
6936 | 11 | } else { |
6937 | | /* RNC IP address IPv6*/ |
6938 | 11 | proto_tree_add_item(ext_tree, hf_gtp_rnc_ip_addr_v6, tvb, offset, 16, ENC_NA); |
6939 | 11 | } |
6940 | | |
6941 | | |
6942 | 11 | return 3 + length; |
6943 | | |
6944 | 11 | } |
6945 | | |
6946 | | |
6947 | | /* GPRS: ? |
6948 | | * UMTS: 29.060 v6.11.0, chapter 7.7.47 SGSN Number |
6949 | | */ |
6950 | | static int |
6951 | | decode_gtp_sgsn_no(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6952 | 2 | { |
6953 | | |
6954 | 2 | uint16_t length; |
6955 | 2 | proto_tree *ext_tree; |
6956 | 2 | tvbuff_t *new_tvb; |
6957 | | |
6958 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
6959 | 2 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_SGSN_NO], NULL, |
6960 | 2 | "%s", val_to_str_ext_const(GTP_EXT_SGSN_NO, >p_val_ext, "Unknown")); |
6961 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
6962 | | |
6963 | 2 | offset++; |
6964 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6965 | 2 | offset = offset + 2; |
6966 | | |
6967 | 2 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
6968 | 2 | dissect_gsm_map_msisdn(new_tvb, pinfo, ext_tree); |
6969 | | |
6970 | 2 | return 3 + length; |
6971 | | |
6972 | 2 | } |
6973 | | |
6974 | | /* GPRS: ? |
6975 | | * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.48 Common Flags |
6976 | | */ |
6977 | | static int |
6978 | | decode_gtp_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
6979 | 1 | { |
6980 | | |
6981 | 1 | uint16_t length; |
6982 | 1 | proto_tree *ext_tree; |
6983 | | |
6984 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
6985 | 1 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_COMMON_FLGS], NULL, |
6986 | 1 | "%s : ", val_to_str_ext_const(GTP_EXT_COMMON_FLGS, >p_val_ext, "Unknown")); |
6987 | | |
6988 | 1 | offset++; |
6989 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
6990 | 1 | offset = offset + 2; |
6991 | | /* Dual Address Bearer Flag */ |
6992 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_dual_addr_bearer_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
6993 | | /* Upgrade QoS Supported */ |
6994 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_upgrd_qos_sup, tvb, offset, 1, ENC_BIG_ENDIAN); |
6995 | | /* NRSN bit field */ |
6996 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_nrsn, tvb, offset, 1, ENC_BIG_ENDIAN); |
6997 | | /* No QoS negotiation */ |
6998 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_no_qos_neg, tvb, offset, 1, ENC_BIG_ENDIAN); |
6999 | | /* MBMS Counting Information bi */ |
7000 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_mbs_cnt_inf, tvb, offset, 1, ENC_BIG_ENDIAN); |
7001 | | /* RAN Procedures Ready */ |
7002 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_mbs_ran_pcd_rdy, tvb, offset, 1, ENC_BIG_ENDIAN); |
7003 | | /* MBMS Service Type */ |
7004 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_mbs_srv_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
7005 | | /* Prohibit Payload Compression */ |
7006 | 1 | proto_tree_add_item(ext_tree, hf_gtp_cmn_flg_ppc, tvb, offset, 1, ENC_BIG_ENDIAN); |
7007 | | |
7008 | 1 | return 3 + length; |
7009 | | |
7010 | 1 | } |
7011 | | |
7012 | | /* GPRS: ? |
7013 | | * UMTS: 29.060 v6.11.0, chapter 7.7.49 |
7014 | | */ |
7015 | | static int |
7016 | | decode_gtp_apn_res(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7017 | 18 | { |
7018 | | |
7019 | 18 | uint16_t length; |
7020 | 18 | proto_tree *ext_tree_apn_res; |
7021 | | |
7022 | 18 | length = tvb_get_ntohs(tvb, offset + 1); |
7023 | 18 | ext_tree_apn_res = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_APN_RES], NULL, |
7024 | 18 | "%s : ", val_to_str_ext_const(GTP_EXT_APN_RES, >p_val_ext, "Unknown")); |
7025 | | |
7026 | 18 | offset++; |
7027 | 18 | proto_tree_add_item(ext_tree_apn_res, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7028 | 18 | offset = offset + 2; |
7029 | | |
7030 | | /* Restriction Type value */ |
7031 | 18 | if (length != 1) { |
7032 | 17 | proto_tree_add_expert_format(tree, pinfo, &ei_gtp_ext_length_mal, tvb, 0, length, "Wrong length indicated. Expected 1, got %u", length); |
7033 | 17 | return 3 + length; |
7034 | 17 | } |
7035 | | |
7036 | 1 | proto_tree_add_item(ext_tree_apn_res, hf_gtp_ext_apn_res, tvb, offset, length, ENC_BIG_ENDIAN); |
7037 | 1 | return 3 + length; |
7038 | 18 | } |
7039 | | |
7040 | | /* GPRS: ? |
7041 | | * UMTS: 29.060 v6.11.0, chapter 7.7.50 RAT Type |
7042 | | * RAT Type |
7043 | | * Type = 151 (Decimal) |
7044 | | */ |
7045 | | |
7046 | | static int |
7047 | | decode_gtp_rat_type(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7048 | 5 | { |
7049 | | |
7050 | 5 | uint16_t length; |
7051 | 5 | proto_tree *ext_tree_rat_type; |
7052 | 5 | proto_item *te; |
7053 | | |
7054 | 5 | length = tvb_get_ntohs(tvb, offset + 1); |
7055 | 5 | ext_tree_rat_type = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RAT_TYPE], &te, |
7056 | 5 | val_to_str_ext_const(GTP_EXT_RAT_TYPE, >p_val_ext, "Unknown")); |
7057 | | |
7058 | 5 | offset++; |
7059 | 5 | proto_tree_add_item(ext_tree_rat_type, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7060 | 5 | offset = offset + 2; |
7061 | | |
7062 | | /* RAT Type value */ |
7063 | 5 | if (length != 1) { |
7064 | 4 | proto_tree_add_expert_format(tree, pinfo, &ei_gtp_ext_length_mal, tvb, 0, length, "Wrong length indicated. Expected 1, got %u", length); |
7065 | 4 | return 3 + length; |
7066 | 4 | } |
7067 | | |
7068 | 1 | proto_tree_add_item(ext_tree_rat_type, hf_gtp_ext_rat_type, tvb, offset, length, ENC_BIG_ENDIAN); |
7069 | 1 | proto_item_append_text(te, ": %s", val_to_str_const(tvb_get_uint8(tvb,offset), gtp_ext_rat_type_vals, "Unknown")); |
7070 | | |
7071 | 1 | return 3 + length; |
7072 | 5 | } |
7073 | | |
7074 | | /* |
7075 | | * 7.7.51 User Location Information |
7076 | | */ |
7077 | | |
7078 | | void |
7079 | | dissect_gtp_uli(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7080 | 3 | { |
7081 | 3 | uint8_t geo_loc_type; |
7082 | 3 | proto_item* ti; |
7083 | | |
7084 | | /* Geographic Location Type */ |
7085 | 3 | geo_loc_type = tvb_get_uint8(tvb, offset); |
7086 | 3 | ti = proto_tree_add_uint(tree, hf_gtp_uli_geo_loc_type, tvb, offset, 1, geo_loc_type); |
7087 | | |
7088 | 3 | offset++; |
7089 | | |
7090 | 3 | switch(geo_loc_type) { |
7091 | 1 | case 0: |
7092 | | /* Geographic Location field included and it holds the Cell Global |
7093 | | * Identification (CGI) of where the user currently is registered. |
7094 | | * CGI is defined in sub-clause 4.3.1 of 3GPP TS 23.003 [2]. |
7095 | | */ |
7096 | 1 | dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, E212_CGI, true); |
7097 | 1 | offset+=3; |
7098 | 1 | proto_tree_add_item(tree, hf_gtp_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
7099 | 1 | offset+=2; |
7100 | | /* The CI is of fixed length with 2 octets and it can be coded using a full hexadecimal representation */ |
7101 | 1 | proto_tree_add_item(tree, hf_gtp_cgi_ci, tvb, offset, 2, ENC_BIG_ENDIAN); |
7102 | 1 | break; |
7103 | 0 | case 1: |
7104 | | /* Geographic Location field included and it holds the Service |
7105 | | * Area Identity (SAI) of where the user currently is registered. |
7106 | | * SAI is defined in sub-clause 9.2.3.9 of 3GPP TS 25.413 [7]. |
7107 | | */ |
7108 | 0 | dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, E212_SAI, true); |
7109 | 0 | offset+=3; |
7110 | 0 | proto_tree_add_item(tree, hf_gtp_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
7111 | 0 | offset+=2; |
7112 | 0 | proto_tree_add_item(tree, hf_gtp_sai_sac, tvb, offset, 2, ENC_BIG_ENDIAN); |
7113 | 0 | break; |
7114 | 0 | case 2: |
7115 | | /* Geographic Location field included and it holds the Routing |
7116 | | * Area Identification (RAI) of where the user currently is |
7117 | | * registered. RAI is defined in sub-clause 4.2 of 3GPP TS 23.003 |
7118 | | * [2]. |
7119 | | * |
7120 | | * The routing area code consists of 2 octets and is found in octet |
7121 | | * 10 and octet 11. Only the first octet (10) contains the RAC and |
7122 | | * the second octet (11) is coded as "11111111". |
7123 | | */ |
7124 | 0 | dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, E212_RAI, true); |
7125 | 0 | offset+=3; |
7126 | 0 | proto_tree_add_item(tree, hf_gtp_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
7127 | 0 | offset+=2; |
7128 | 0 | proto_tree_add_item(tree, hf_gtp_rai_rac, tvb, offset, 1, ENC_BIG_ENDIAN); |
7129 | 0 | break; |
7130 | 2 | default: |
7131 | 2 | expert_add_info(pinfo, ti, &ei_gtp_ext_geo_loc_type); |
7132 | 2 | break; |
7133 | 3 | } |
7134 | 3 | } |
7135 | | |
7136 | | static int |
7137 | | decode_gtp_usr_loc_inf(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7138 | 3 | { |
7139 | | |
7140 | 3 | uint16_t length; |
7141 | 3 | proto_tree *ext_tree; |
7142 | | |
7143 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
7144 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_USR_LOC_INF], NULL, |
7145 | 3 | val_to_str_ext_const(GTP_EXT_USR_LOC_INF, >p_val_ext, "Unknown")); |
7146 | | |
7147 | 3 | offset++; |
7148 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7149 | 3 | offset = offset + 2; |
7150 | | |
7151 | 3 | dissect_gtp_uli(tvb, offset, pinfo, ext_tree, args); |
7152 | | |
7153 | 3 | return 3 + length; |
7154 | 3 | } |
7155 | | |
7156 | | static const value_string daylight_saving_time_vals[] = { |
7157 | | {0, "No adjustment"}, |
7158 | | {1, "+1 hour adjustment for Daylight Saving Time"}, |
7159 | | {2, "+2 hours adjustment for Daylight Saving Time"}, |
7160 | | {3, "Reserved"}, |
7161 | | {0, NULL} |
7162 | | }; |
7163 | | |
7164 | | /* GPRS: ? |
7165 | | * UMTS: 29.060 v6.11.0, chapter 7.7.52 |
7166 | | * MS Time Zone |
7167 | | * Type = 153 (Decimal) |
7168 | | * The ' MS Time Zone' IE is used to indicate the offset between universal time and local time |
7169 | | * in steps of 15 minutes of where the MS currently resides. The 'Time Zone' field uses the same |
7170 | | * format as the 'Time Zone' IE in 3GPP TS 24.008 (10.5.3.8) |
7171 | | * its value shall be set as defined in 3GPP TS 22.042 |
7172 | | */ |
7173 | | static int |
7174 | | decode_gtp_ms_time_zone(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7175 | 7 | { |
7176 | | |
7177 | 7 | uint16_t length; |
7178 | 7 | proto_tree *ext_tree; |
7179 | 7 | proto_item *te; |
7180 | 7 | uint8_t data; |
7181 | 7 | char sign; |
7182 | | |
7183 | 7 | length = tvb_get_ntohs(tvb, offset + 1); |
7184 | 7 | ext_tree = proto_tree_add_subtree_format(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MS_TIME_ZONE], &te, |
7185 | 7 | "%s: ", val_to_str_ext_const(GTP_EXT_MS_TIME_ZONE, >p_val_ext, "Unknown")); |
7186 | | |
7187 | 7 | offset++; |
7188 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7189 | 7 | offset = offset + 2; |
7190 | | |
7191 | | /* 3GPP TS 23.040 version 6.6.0 Release 6 |
7192 | | * 9.2.3.11 TP-Service-Centre-Time-Stamp (TP-SCTS) |
7193 | | * : |
7194 | | * The Time Zone indicates the difference, expressed in quarters of an hour, |
7195 | | * between the local time and GMT. In the first of the two semi-octets, |
7196 | | * the first bit (bit 3 of the seventh octet of the TP-Service-Centre-Time-Stamp field) |
7197 | | * represents the algebraic sign of this difference (0: positive, 1: negative). |
7198 | | */ |
7199 | | |
7200 | 7 | data = tvb_get_uint8(tvb, offset); |
7201 | 7 | sign = (data & 0x08) ? '-' : '+'; |
7202 | 7 | data = (data >> 4) + (data & 0x07) * 10; |
7203 | | |
7204 | 7 | proto_tree_add_uint_format_value(ext_tree, hf_gtp_timezone, tvb, offset, 1, data, "GMT %c %d hours %d minutes", sign, data / 4, data % 4 * 15); |
7205 | 7 | proto_item_append_text(te, "GMT %c %d hours %d minutes", sign, data / 4, data % 4 * 15); |
7206 | 7 | offset++; |
7207 | | |
7208 | 7 | proto_tree_add_item(ext_tree, hf_gtp_timezone_dst, tvb, offset, 1, ENC_NA); |
7209 | | |
7210 | 7 | return 3 + length; |
7211 | | |
7212 | 7 | } |
7213 | | |
7214 | | /* GPRS: ? |
7215 | | * UMTS: 29.060 v6.11.0, chapter 7.7.53 |
7216 | | * International Mobile Equipment Identity (and Software Version) (IMEI(SV)) |
7217 | | * Type = 154 (Decimal) |
7218 | | */ |
7219 | | static int |
7220 | | decode_gtp_imeisv(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7221 | 3 | { |
7222 | | |
7223 | 3 | uint16_t length; |
7224 | 3 | proto_tree *ext_imeisv; |
7225 | 3 | proto_item *te; |
7226 | 3 | tvbuff_t *next_tvb; |
7227 | 3 | char *digit_str; |
7228 | | |
7229 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
7230 | 3 | ext_imeisv = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_IMEISV], &te, |
7231 | 3 | val_to_str_ext_const(GTP_EXT_IMEISV, >p_val_ext, "Unknown")); |
7232 | | |
7233 | 3 | offset++; |
7234 | 3 | proto_tree_add_item(ext_imeisv, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7235 | 3 | offset = offset + 2; |
7236 | | |
7237 | | /* IMEI(SV) |
7238 | | * The structure of the IMEI and IMEISV are defined in sub-clause 6.2 of 3GPP TS 23.003 [2]. |
7239 | | * The 'IMEI(SV)' field shall contain the IMEISV if it is available. If only the IMEI is available, |
7240 | | * then the IMEI shall be placed in the IMEI(SV) field and the last semi-octet of octet 11 shall be |
7241 | | * set to '1111'. Both IMEI and IMEISV are BCD encoded. |
7242 | | */ |
7243 | 3 | next_tvb = tvb_new_subset_length(tvb, offset, length); |
7244 | 3 | proto_tree_add_item_ret_display_string(ext_imeisv, hf_gtp_ext_imeisv, next_tvb, 0, -1, ENC_BCD_DIGITS_0_9|ENC_LITTLE_ENDIAN, pinfo->pool, &digit_str); |
7245 | 3 | proto_item_append_text(te, ": %s", digit_str); |
7246 | | |
7247 | 3 | return 3 + length; |
7248 | 3 | } |
7249 | | |
7250 | | /* GPRS: ? |
7251 | | * UMTS: 29.060 v6.11.0, chapter 7.7.54 |
7252 | | * CAMEL Charging Information Container |
7253 | | * Type = 155 (Decimal) |
7254 | | */ |
7255 | | static int |
7256 | | decode_gtp_camel_chg_inf_con(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7257 | 31 | { |
7258 | | |
7259 | 31 | uint16_t length; |
7260 | 31 | proto_tree *ext_tree; |
7261 | | |
7262 | 31 | length = tvb_get_ntohs(tvb, offset + 1); |
7263 | 31 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CAMEL_CHG_INF_CON], NULL, |
7264 | 31 | val_to_str_ext_const(GTP_EXT_CAMEL_CHG_INF_CON, >p_val_ext, "Unknown")); |
7265 | | |
7266 | 31 | offset++; |
7267 | 31 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7268 | 31 | offset = offset + 2; |
7269 | 31 | dissect_gprscdr_CAMELInformationPDP_PDU(tvb_new_subset_length(tvb, offset, length), pinfo, ext_tree, NULL); |
7270 | | |
7271 | 31 | return 3 + length; |
7272 | | |
7273 | 31 | } |
7274 | | |
7275 | | /* GPRS: ? |
7276 | | * UMTS: 29.060 v6.11.0, chapter 7.7.55 |
7277 | | * MBMS UE Context |
7278 | | */ |
7279 | | static int |
7280 | | decode_gtp_mbms_ue_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7281 | 10 | { |
7282 | | |
7283 | 10 | uint16_t length; |
7284 | 10 | proto_tree *ext_tree; |
7285 | 10 | uint8_t enh_nsapi, trans_id; |
7286 | 10 | uint32_t pdp_type_num, pdp_addr_len, ggsn_addr_len, apn_len; |
7287 | | |
7288 | 10 | length = tvb_get_ntohs(tvb, offset + 1); |
7289 | 10 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_UE_CTX], NULL, |
7290 | 10 | val_to_str_ext_const(GTP_EXT_MBMS_UE_CTX, >p_val_ext, "Unknown")); |
7291 | | |
7292 | 10 | offset++; |
7293 | 10 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7294 | 10 | offset = offset + 2; |
7295 | 10 | proto_tree_add_item(ext_tree, hf_gtp_linked_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
7296 | 10 | offset++; |
7297 | 10 | proto_tree_add_item(ext_tree, hf_gtp_uplink_teid_cp, tvb, offset, 4, ENC_BIG_ENDIAN); |
7298 | 10 | offset += 4; |
7299 | 10 | enh_nsapi = tvb_get_uint8(tvb, offset); |
7300 | 10 | if (enh_nsapi < 128) { |
7301 | 5 | proto_tree_add_uint_format_value(ext_tree, hf_gtp_enh_nsapi, tvb, offset, 1, enh_nsapi, "Reserved"); |
7302 | 5 | } else { |
7303 | 5 | proto_tree_add_item(ext_tree, hf_gtp_enh_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
7304 | 5 | } |
7305 | 10 | offset++; |
7306 | 10 | proto_tree_add_item(ext_tree, hf_gtp_pdp_organization, tvb, offset, 1, ENC_BIG_ENDIAN); |
7307 | 10 | offset++; |
7308 | 10 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_pdp_type, tvb, offset, 1, ENC_BIG_ENDIAN, &pdp_type_num); |
7309 | 10 | offset++; |
7310 | 10 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_pdp_address_length, tvb, offset, 1, ENC_BIG_ENDIAN, &pdp_addr_len); |
7311 | 10 | offset++; |
7312 | 10 | if (pdp_addr_len > 0) { |
7313 | 7 | switch (pdp_type_num) { |
7314 | 0 | case 0x21: |
7315 | 0 | proto_tree_add_item(ext_tree, hf_gtp_pdp_address_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
7316 | 0 | break; |
7317 | 0 | case 0x57: |
7318 | 0 | proto_tree_add_item(ext_tree, hf_gtp_pdp_address_ipv6, tvb, offset, 16, ENC_NA); |
7319 | 0 | break; |
7320 | 7 | default: |
7321 | 7 | break; |
7322 | 7 | } |
7323 | 7 | offset += pdp_addr_len; |
7324 | 7 | } |
7325 | 10 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ggsn_address_length, tvb, offset, 1, ENC_BIG_ENDIAN, &ggsn_addr_len); |
7326 | 10 | offset++; |
7327 | | |
7328 | 10 | switch (ggsn_addr_len) { |
7329 | 0 | case 4: |
7330 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ggsn_address_for_control_plane_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
7331 | 0 | break; |
7332 | 0 | case 16: |
7333 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ggsn_address_for_control_plane_ipv6, tvb, offset, 16, ENC_NA); |
7334 | 0 | break; |
7335 | 8 | default: |
7336 | | /* XXX: Expert info? */ |
7337 | 8 | break; |
7338 | 10 | } |
7339 | 8 | offset += ggsn_addr_len; |
7340 | | |
7341 | 8 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_apn_length, tvb, offset, 1, ENC_BIG_ENDIAN, &apn_len); |
7342 | 8 | offset++; |
7343 | 8 | decode_apn(pinfo, tvb, offset, apn_len, ext_tree, NULL); |
7344 | 8 | offset += apn_len; |
7345 | | /* |
7346 | | * The Transaction Identifier is the 4 or 12 bit Transaction Identifier used in the 3GPP TS 24.008 [5] Session Management |
7347 | | * messages which control this PDP Context. If the length of the Transaction Identifier is 4 bit, the second octet shall be |
7348 | | * set to all zeros. The encoding is defined in 3GPP TS 24.007 [3]. The latest Transaction Identifier sent from SGSN to |
7349 | | * MS is stored in the MBMS context IE. |
7350 | | * NOTE: Bit 5-8 of the first octet in the encoding defined in 3GPP TS 24.007 [3] is mapped into bit 1-4 of the first |
7351 | | * octet in this field. |
7352 | | */ |
7353 | 8 | trans_id = tvb_get_uint8(tvb, offset); |
7354 | 8 | proto_tree_add_uint(ext_tree, hf_gtp_transaction_identifier, tvb, offset, 2, trans_id); |
7355 | | |
7356 | 8 | return 3 + length; |
7357 | | |
7358 | 10 | } |
7359 | | |
7360 | | /* GPRS: ? |
7361 | | * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.56 |
7362 | | * Temporary Mobile Group Identity (TMGI) |
7363 | | * The Temporary Mobile Group Identity (TMGI) information element contains |
7364 | | * a TMGI allocated by the BM-SC. It is coded as in the value part defined |
7365 | | * in 3GPP T S 24.008 [5] (i.e. the IEI and octet length indicator are not included). |
7366 | | */ |
7367 | | |
7368 | | static int |
7369 | | decode_gtp_tmgi(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7370 | 4 | { |
7371 | | |
7372 | 4 | uint16_t length; |
7373 | 4 | proto_tree *ext_tree, *tmgi_tree; |
7374 | 4 | proto_item *ti; |
7375 | 4 | tvbuff_t *next_tvb; |
7376 | | |
7377 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
7378 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_TMGI], NULL, |
7379 | 4 | val_to_str_ext_const(GTP_EXT_TMGI, >p_val_ext, "Unknown")); |
7380 | | |
7381 | 4 | offset++; |
7382 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7383 | 4 | offset = offset + 2; |
7384 | | |
7385 | 4 | ti = proto_tree_add_item(ext_tree, hf_gtp_tmgi, tvb, offset, length, ENC_NA); |
7386 | | |
7387 | 4 | tmgi_tree = proto_item_add_subtree(ti, ett_gtp_tmgi); |
7388 | 4 | next_tvb = tvb_new_subset_length(tvb, offset, length); |
7389 | 4 | de_mid(next_tvb, tmgi_tree, pinfo, 0, length, NULL, 0); |
7390 | 4 | return 3 + length; |
7391 | | |
7392 | 4 | } |
7393 | | |
7394 | | /* GPRS: ? |
7395 | | * UMTS: 29.060 v6.11.0, chapter 7.7.57 |
7396 | | * RIM Routing Address |
7397 | | */ |
7398 | | static int |
7399 | | decode_gtp_rim_ra(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7400 | 17 | { |
7401 | | |
7402 | 17 | uint16_t length; |
7403 | 17 | proto_tree *ext_tree; |
7404 | 17 | proto_item *pi; |
7405 | | |
7406 | 17 | length = tvb_get_ntohs(tvb, offset + 1); |
7407 | 17 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RIM_RA], NULL, |
7408 | 17 | val_to_str_ext_const(GTP_EXT_RIM_RA, >p_val_ext, "Unknown")); |
7409 | | |
7410 | 17 | offset++; |
7411 | 17 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7412 | 17 | offset = offset + 2; |
7413 | | /* To dissect the Address the Routing Address discriminator must be known */ |
7414 | | /* |
7415 | | * Octets 4-n are coded according to 3GPP TS 48.018 [20] 11.3.77 RIM Routing Information IE octets 4-n. |
7416 | | */ |
7417 | 17 | pi = proto_tree_add_item(ext_tree, hf_gtp_rim_routing_addr, tvb, offset, length, ENC_NA); |
7418 | 17 | if (PINFO_FD_VISITED(pinfo)) { |
7419 | 0 | gtp_private_data_t *gtp_data = gtp_get_private_data(pinfo); |
7420 | 0 | proto_tree *addr_tree = proto_item_add_subtree(pi, ett_gtp_rim_routing_adr); |
7421 | |
|
7422 | 0 | switch (gtp_data->rim_routing_addr_disc) { |
7423 | 0 | case 0: |
7424 | 0 | de_bssgp_cell_id(tvb, addr_tree, pinfo, offset, length, NULL, 0); |
7425 | 0 | break; |
7426 | 0 | case -1: |
7427 | 0 | case 1: |
7428 | 0 | de_bssgp_rnc_identifier(tvb, addr_tree, pinfo, offset, length, NULL, 0); |
7429 | 0 | break; |
7430 | 0 | case 2: |
7431 | 0 | de_bssgp_enb_id(tvb, addr_tree, pinfo, offset, length, NULL, 0); |
7432 | 0 | break; |
7433 | 0 | default: |
7434 | 0 | break; |
7435 | 0 | } |
7436 | 0 | } |
7437 | | |
7438 | 17 | return 3 + length; |
7439 | | |
7440 | 17 | } |
7441 | | |
7442 | | /* GPRS: ? |
7443 | | * UMTS: 29.060 v6.11.0, chapter 7.7.58 |
7444 | | * MBMS Protocol Configuration Options |
7445 | | */ |
7446 | | static int |
7447 | | decode_gtp_mbms_prot_conf_opt(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7448 | 4 | { |
7449 | | |
7450 | 4 | uint16_t length; |
7451 | 4 | proto_tree *ext_tree; |
7452 | 4 | tvbuff_t *next_tvb; |
7453 | | |
7454 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
7455 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_PROT_CONF_OPT], NULL, |
7456 | 4 | val_to_str_ext_const(GTP_EXT_MBMS_PROT_CONF_OPT, >p_val_ext, "Unknown")); |
7457 | | |
7458 | 4 | offset++; |
7459 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7460 | 4 | offset = offset + 2; |
7461 | | /* The MBMS Protocol Configuration Options contains protocol options |
7462 | | * associated with an MBMS context, that may be necessary to transfer |
7463 | | * between the GGSN and the MS. The content and the coding of the MBMS |
7464 | | * Protocol Configuration Options are defined in octets 3-z of the MBMS |
7465 | | * Protocol Configuration Options in 3GPP TS 24.008 [5]. |
7466 | | */ |
7467 | 4 | next_tvb = tvb_new_subset_length(tvb, offset, length); |
7468 | 4 | de_sm_mbms_prot_conf_opt(next_tvb, ext_tree, pinfo, 0, length, NULL, 0); |
7469 | | |
7470 | 4 | return 3 + length; |
7471 | | |
7472 | 4 | } |
7473 | | |
7474 | | /* GPRS: ? |
7475 | | * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.59 |
7476 | | * MBMS Session Duration |
7477 | | */ |
7478 | | /* Used for Diameter */ |
7479 | | static int |
7480 | | dissect_gtp_mbms_ses_dur(tvbuff_t * tvb, packet_info * pinfo _U_, proto_tree * tree, void *data _U_) |
7481 | 0 | { |
7482 | |
|
7483 | 0 | int offset = 0; |
7484 | |
|
7485 | 0 | proto_tree_add_item(tree, hf_gtp_mbms_ses_dur_days, tvb, offset, 3, ENC_BIG_ENDIAN); |
7486 | 0 | proto_tree_add_item(tree, hf_gtp_mbms_ses_dur_s, tvb, offset, 3, ENC_BIG_ENDIAN); |
7487 | |
|
7488 | 0 | return 3; |
7489 | |
|
7490 | 0 | } |
7491 | | |
7492 | | static int |
7493 | | decode_gtp_mbms_ses_dur(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7494 | 9 | { |
7495 | | |
7496 | 9 | uint16_t length; |
7497 | 9 | proto_tree *ext_tree; |
7498 | | |
7499 | 9 | length = tvb_get_ntohs(tvb, offset + 1); |
7500 | 9 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_SES_DUR], NULL, |
7501 | 9 | val_to_str_ext_const(GTP_EXT_MBMS_SES_DUR, >p_val_ext, "Unknown")); |
7502 | | |
7503 | 9 | offset++; |
7504 | 9 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7505 | 9 | offset = offset + 2; |
7506 | | /* The MBMS Session Duration is defined in 3GPP TS 23.246 [26]. |
7507 | | * The MBMS Session Duration information element indicates the estimated |
7508 | | * session duration of the MBMS service data transmission if available. |
7509 | | * The payload shall be encoded as per the MBMS-Session-Duration AVP defined |
7510 | | * in 3GPP TS 29.061 [27], excluding the AVP Header fields |
7511 | | * (as defined in IETF RFC 3588 [36], section 4.1). |
7512 | | */ |
7513 | | /* The MBMS-Session-Duration AVP (AVP code 904) is of type OctetString |
7514 | | * with a length of three octets and indicates the estimated session duration |
7515 | | * (MBMS Service data transmission). Bits 0 to 16 (17 bits) express seconds, for which the |
7516 | | * maximum allowed value is 86400 seconds. Bits 17 to 23 (7 bits) express days, |
7517 | | * for which the maximum allowed value is 18 days. For the whole session duration the seconds |
7518 | | * and days are added together and the maximum session duration is 19 days. |
7519 | | */ |
7520 | 9 | proto_tree_add_item(ext_tree, hf_gtp_mbms_ses_dur_days, tvb, offset, 3, ENC_BIG_ENDIAN); |
7521 | 9 | proto_tree_add_item(ext_tree, hf_gtp_mbms_ses_dur_s, tvb, offset, 3, ENC_BIG_ENDIAN); |
7522 | | |
7523 | 9 | return 3 + length; |
7524 | | |
7525 | 9 | } |
7526 | | |
7527 | | /* GPRS: ? |
7528 | | * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7, chapter 7.7.60 |
7529 | | * MBMS Service Area |
7530 | | */ |
7531 | | static int |
7532 | 14 | dissect_gtp_3gpp_mbms_service_area(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_) { |
7533 | | |
7534 | 14 | int offset = 0; |
7535 | 14 | uint8_t no_of_mbms_sa_codes; |
7536 | 14 | int i; |
7537 | | |
7538 | | /* The MBMS Service Area is defined in 3GPP TS 23.246 [26]. |
7539 | | * The MBMS Service Area information element indicates the area over |
7540 | | * which the Multimedia Broadcast/Multicast Service is to be distributed. |
7541 | | * The payload shall be encoded as per the MBMS-Service-Area AVP defined |
7542 | | * in 3GPP TS 29.061 [27], excluding the AVP Header fields (as defined in |
7543 | | * IETF RFC 3588 [36], section 4.1). |
7544 | | */ |
7545 | | /* Number N of MBMS service area codes coded as: |
7546 | | * 1 binary value is '00000000' |
7547 | | * ... ... |
7548 | | * 256 binary value is '11111111' |
7549 | | */ |
7550 | 14 | no_of_mbms_sa_codes = tvb_get_uint8(tvb, offset) + 1; |
7551 | 14 | proto_tree_add_uint(tree, hf_gtp_no_of_mbms_sa_codes, tvb, offset, 1, no_of_mbms_sa_codes); |
7552 | 14 | offset++; |
7553 | | /* A consecutive list of N MBMS service area codes |
7554 | | * The MBMS Service Area Identity and its semantics are defined in 3GPP TS 23.003 |
7555 | | * The length of an MBMS service area code is 2 octets. |
7556 | | */ |
7557 | 434 | for (i = 0; i < no_of_mbms_sa_codes; i++) { |
7558 | 420 | proto_tree_add_item(tree, hf_gtp_mbms_sa_code, tvb, offset, 2, ENC_BIG_ENDIAN); |
7559 | 420 | offset = offset + 2; |
7560 | 420 | } |
7561 | | |
7562 | 14 | return offset; |
7563 | 14 | } |
7564 | | |
7565 | | static int |
7566 | | decode_gtp_mbms_sa(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7567 | 14 | { |
7568 | | |
7569 | 14 | tvbuff_t *next_tvb; |
7570 | 14 | uint16_t length; |
7571 | 14 | proto_tree *ext_tree; |
7572 | | |
7573 | 14 | length = tvb_get_ntohs(tvb, offset + 1); |
7574 | 14 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_SA], NULL, |
7575 | 14 | val_to_str_ext_const(GTP_EXT_MBMS_SA, >p_val_ext, "Unknown")); |
7576 | | |
7577 | 14 | offset++; |
7578 | 14 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7579 | 14 | offset = offset + 2; |
7580 | 14 | next_tvb = tvb_new_subset_length(tvb, offset, length-3); |
7581 | 14 | dissect_gtp_3gpp_mbms_service_area(next_tvb, pinfo, ext_tree, NULL); |
7582 | | |
7583 | 14 | return 3 + length; |
7584 | | |
7585 | 14 | } |
7586 | | |
7587 | | /* GPRS: ? |
7588 | | * UMTS: 29.060 v6.11.0, chapter 7.7.61 |
7589 | | * Source RNC PDCP context info |
7590 | | */ |
7591 | | static int |
7592 | | decode_gtp_src_rnc_pdp_ctx_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7593 | 2.09k | { |
7594 | | |
7595 | 2.09k | uint16_t length; |
7596 | 2.09k | proto_tree *ext_tree, *sub_tree; |
7597 | | |
7598 | 2.09k | length = tvb_get_ntohs(tvb, offset + 1); |
7599 | 2.09k | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_SRC_RNC_PDP_CTX_INF], NULL, |
7600 | 2.09k | val_to_str_ext_const(GTP_EXT_SRC_RNC_PDP_CTX_INF, >p_val_ext, "Unknown")); |
7601 | | |
7602 | 2.09k | offset++; |
7603 | 2.09k | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7604 | 2.09k | offset = offset + 2; |
7605 | | |
7606 | 2.09k | sub_tree = proto_tree_add_subtree(ext_tree, tvb, offset, length, ett_gtp_rrc_cont, NULL, "Source RNC to Target RNC Transparent Container"); |
7607 | 2.09k | dissect_rrc_ToTargetRNC_Container_PDU(tvb, pinfo, sub_tree, NULL); |
7608 | | |
7609 | 2.09k | return 3 + length; |
7610 | 2.09k | } |
7611 | | |
7612 | | /* GPRS: ? |
7613 | | * UMTS: 29.060 v6.11.0, chapter 7.7.62 |
7614 | | * Additional Trace Info |
7615 | | */ |
7616 | | |
7617 | | static const value_string gtp_trace_depth_vals[] = { |
7618 | | { 0, "minimum" }, |
7619 | | { 1, "medium" }, |
7620 | | { 2, "maximum" }, |
7621 | | { 3, "minimumWithoutVendorSpecificExtension" }, |
7622 | | { 4, "mediumWithoutVendorSpecificExtension" }, |
7623 | | { 5, "maximumWithoutVendorSpecificExtension" }, |
7624 | | { 0, NULL } |
7625 | | }; |
7626 | | |
7627 | | static const value_string gtp_trace_activity_control_vals[] = { |
7628 | | { 0, "Trace Deactivation"}, |
7629 | | { 1, "Trace Activation"}, |
7630 | | { 0, NULL} |
7631 | | }; |
7632 | | |
7633 | | static int |
7634 | | decode_gtp_add_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7635 | 1 | { |
7636 | | |
7637 | 1 | uint16_t length; |
7638 | 1 | proto_tree *ext_tree; |
7639 | | |
7640 | 1 | static int * const trigger_flags[] = { |
7641 | 1 | &hf_gtp_trace_triggers_ggsn_mbms, |
7642 | 1 | &hf_gtp_trace_triggers_ggsn_pdp, |
7643 | 1 | NULL |
7644 | 1 | }; |
7645 | | |
7646 | 1 | static int * const loi_flags[] = { |
7647 | 1 | &hf_gtp_trace_loi_ggsn_gmb, |
7648 | 1 | &hf_gtp_trace_loi_ggsn_gi, |
7649 | 1 | &hf_gtp_trace_loi_ggsn_gn, |
7650 | 1 | NULL |
7651 | 1 | }; |
7652 | | |
7653 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
7654 | 1 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ADD_TRS_INF], NULL, |
7655 | 1 | val_to_str_ext_const(GTP_EXT_ADD_TRS_INF, >p_val_ext, "Unknown")); |
7656 | | |
7657 | 1 | offset++; |
7658 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7659 | 1 | offset = offset + 2; |
7660 | 1 | proto_tree_add_item(ext_tree, hf_gtp_trace_ref2, tvb, offset, 3, ENC_BIG_ENDIAN); |
7661 | 1 | offset += 3; |
7662 | 1 | proto_tree_add_item(ext_tree, hf_gtp_trace_rec_session_ref, tvb, offset, 2, ENC_BIG_ENDIAN); |
7663 | 1 | offset += 2; |
7664 | 1 | proto_tree_add_bitmask(ext_tree, tvb, offset, hf_gtp_trace_triggers_ggsn, ett_gtp_trace_triggers_ggsn, trigger_flags, ENC_BIG_ENDIAN); |
7665 | 1 | offset++; |
7666 | 1 | proto_tree_add_item(ext_tree, hf_gtp_trace_depth, tvb, offset, 1, ENC_BIG_ENDIAN); |
7667 | 1 | offset++; |
7668 | 1 | proto_tree_add_bitmask(ext_tree, tvb, offset, hf_gtp_trace_loi_ggsn, ett_gtp_trace_loi_ggsn, loi_flags, ENC_BIG_ENDIAN); |
7669 | 1 | offset++; |
7670 | 1 | proto_tree_add_item(ext_tree, hf_gtp_trace_activity_control, tvb, offset, 1, ENC_BIG_ENDIAN); |
7671 | | |
7672 | 1 | return 3 + length; |
7673 | | |
7674 | 1 | } |
7675 | | |
7676 | | /* GPRS: ? |
7677 | | * UMTS: 29.060 v6.11.0, chapter 7.7.63 |
7678 | | * Hop Counter |
7679 | | */ |
7680 | | static int |
7681 | | decode_gtp_hop_count(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7682 | 8 | { |
7683 | | |
7684 | 8 | uint16_t length; |
7685 | 8 | proto_tree *ext_tree; |
7686 | | |
7687 | 8 | length = tvb_get_ntohs(tvb, offset + 1); |
7688 | 8 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_HOP_COUNT], NULL, |
7689 | 8 | val_to_str_ext_const(GTP_EXT_HOP_COUNT, >p_val_ext, "Unknown")); |
7690 | | |
7691 | 8 | offset++; |
7692 | 8 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7693 | 8 | offset = offset + 2; |
7694 | 8 | proto_tree_add_item(ext_tree, hf_gtp_hop_count, tvb, offset, 1, ENC_NA); |
7695 | | |
7696 | 8 | return 3 + length; |
7697 | | |
7698 | 8 | } |
7699 | | |
7700 | | /* GPRS: ? |
7701 | | * UMTS: 29.060 v6.11.0, chapter 7.7.64 |
7702 | | * Selected PLMN ID |
7703 | | */ |
7704 | | static int |
7705 | | decode_gtp_sel_plmn_id(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
7706 | 6 | { |
7707 | | |
7708 | 6 | uint16_t length; |
7709 | 6 | proto_tree *ext_tree; |
7710 | | |
7711 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
7712 | 6 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_SES_ID], NULL, |
7713 | 6 | val_to_str_ext_const(GTP_EXT_SEL_PLMN_ID, >p_val_ext, "Unknown")); |
7714 | | |
7715 | 6 | offset++; |
7716 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7717 | 6 | offset = offset + 2; |
7718 | | |
7719 | 6 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, false); |
7720 | 6 | return 3 + length; |
7721 | | |
7722 | 6 | } |
7723 | | |
7724 | | /* GPRS: ? |
7725 | | * UMTS: 29.060 v6.11.0, chapter 7.7.65 |
7726 | | * MBMS Session Identifier |
7727 | | */ |
7728 | | static int |
7729 | | decode_gtp_mbms_ses_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7730 | 9 | { |
7731 | | |
7732 | 9 | uint16_t length; |
7733 | 9 | proto_tree *ext_tree; |
7734 | | |
7735 | 9 | length = tvb_get_ntohs(tvb, offset + 1); |
7736 | 9 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_SES_ID], NULL, val_to_str_ext_const(GTP_EXT_MBMS_SES_ID, >p_val_ext, "Unknown")); |
7737 | | |
7738 | 9 | offset++; |
7739 | 9 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7740 | 9 | offset = offset + 2; |
7741 | | /* TODO add decoding of data */ |
7742 | 9 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
7743 | | |
7744 | 9 | return 3 + length; |
7745 | | |
7746 | 9 | } |
7747 | | |
7748 | | /* GPRS: ? |
7749 | | * UMTS: 29.060 v6.11.0, chapter 7.7.66 |
7750 | | * MBMS 2G/3G Indicator |
7751 | | */ |
7752 | | static const value_string gtp_mbs_2g_3g_ind_vals[] = { |
7753 | | {0, "2G only"}, |
7754 | | {1, "3G only"}, |
7755 | | {2, "Both 2G and 3G"}, |
7756 | | {0, NULL} |
7757 | | }; |
7758 | | |
7759 | | static int |
7760 | | decode_gtp_mbms_2g_3g_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7761 | 3 | { |
7762 | | |
7763 | 3 | uint16_t length; |
7764 | 3 | proto_tree *ext_tree; |
7765 | | |
7766 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
7767 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_2G_3G_IND], NULL, |
7768 | 3 | val_to_str_ext_const(GTP_EXT_MBMS_2G_3G_IND, >p_val_ext, "Unknown")); |
7769 | | |
7770 | 3 | offset++; |
7771 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7772 | 3 | offset = offset + 2; |
7773 | | /* MBMS 2G/3G Indicator */ |
7774 | 3 | proto_tree_add_item(ext_tree, hf_gtp_mbs_2g_3g_ind, tvb, offset, 1, ENC_BIG_ENDIAN); |
7775 | | |
7776 | 3 | return 3 + length; |
7777 | | |
7778 | 3 | } |
7779 | | |
7780 | | /* GPRS: ? |
7781 | | * UMTS: 29.060 v6.11.0, chapter 7.7.67 |
7782 | | * Enhanced NSAPI |
7783 | | */ |
7784 | | static int |
7785 | | decode_gtp_enh_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7786 | 2 | { |
7787 | | |
7788 | 2 | uint16_t length; |
7789 | 2 | proto_tree *ext_tree; |
7790 | 2 | uint8_t enh_nsapi; |
7791 | | |
7792 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
7793 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ENH_NSAPI], NULL, val_to_str_ext_const(GTP_EXT_ENH_NSAPI, >pv1_val_ext, "Unknown")); |
7794 | | |
7795 | 2 | offset++; |
7796 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7797 | 2 | offset = offset + 2; |
7798 | 2 | enh_nsapi = tvb_get_uint8(tvb, offset); |
7799 | 2 | if (enh_nsapi < 128) { |
7800 | 1 | proto_tree_add_uint_format_value(ext_tree, hf_gtp_enh_nsapi, tvb, offset, 1, enh_nsapi, "Reserved"); |
7801 | 1 | } else { |
7802 | 1 | proto_tree_add_item(ext_tree, hf_gtp_enh_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
7803 | 1 | } |
7804 | | |
7805 | 2 | return 3 + length; |
7806 | | |
7807 | 2 | } |
7808 | | |
7809 | | /* GPRS: ? |
7810 | | * UMTS: 29.060 v6.11.0, chapter 7.7.68 |
7811 | | * Additional MBMS Trace Info |
7812 | | */ |
7813 | | static int |
7814 | | decode_gtp_add_mbms_trs_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7815 | 49 | { |
7816 | | |
7817 | 49 | uint16_t length; |
7818 | 49 | proto_tree *ext_tree; |
7819 | | |
7820 | 49 | static int * const trigger_flags[] = { |
7821 | 49 | &hf_gtp_trace_triggers_bm_sc_mbms, |
7822 | 49 | NULL |
7823 | 49 | }; |
7824 | | |
7825 | 49 | static int * const loi_flags[] = { |
7826 | 49 | &hf_gtp_trace_loi_bm_sc_gmb, |
7827 | 49 | NULL |
7828 | 49 | }; |
7829 | | |
7830 | 49 | length = tvb_get_ntohs(tvb, offset + 1); |
7831 | 49 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ADD_MBMS_TRS_INF], NULL, |
7832 | 49 | val_to_str_ext_const(GTP_EXT_ADD_MBMS_TRS_INF, >pv1_val_ext, "Unknown")); |
7833 | | |
7834 | 49 | offset++; |
7835 | 49 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7836 | 49 | offset = offset + 2; |
7837 | | /* XXX: There is clearly an error in TS 29.060 V17.1.0 and earlier. |
7838 | | * In Figure 7.7.68.1 the octet column has a gap and is not aligned, |
7839 | | * octets 7-8 should be for the Trace Recording Session Reference, other |
7840 | | * values should be moved up a row, and there should be a value for |
7841 | | * the Trace Activity Control as octet 12, making the IE length 9, |
7842 | | * as with 7.7.62 Additional Trace Info. |
7843 | | * Unfortunately the mistake is carried over into the the length field |
7844 | | * elsewhere in the spec, such as in Table 37. |
7845 | | */ |
7846 | 49 | proto_tree_add_item(ext_tree, hf_gtp_trace_ref2, tvb, offset, 3, ENC_BIG_ENDIAN); |
7847 | 49 | offset += 3; |
7848 | 49 | proto_tree_add_item(ext_tree, hf_gtp_trace_rec_session_ref, tvb, offset, 2, ENC_BIG_ENDIAN); |
7849 | 49 | offset += 2; |
7850 | 49 | proto_tree_add_bitmask(ext_tree, tvb, offset, hf_gtp_trace_triggers_bm_sc, ett_gtp_trace_triggers_bm_sc, trigger_flags, ENC_BIG_ENDIAN); |
7851 | 49 | offset++; |
7852 | 49 | proto_tree_add_item(ext_tree, hf_gtp_trace_depth, tvb, offset, 1, ENC_BIG_ENDIAN); |
7853 | 49 | offset++; |
7854 | 49 | proto_tree_add_bitmask(ext_tree, tvb, offset, hf_gtp_trace_loi_bm_sc, ett_gtp_trace_loi_bm_sc, loi_flags, ENC_BIG_ENDIAN); |
7855 | 49 | if(length > 8){ |
7856 | 12 | offset++; |
7857 | 12 | proto_tree_add_item(ext_tree, hf_gtp_trace_activity_control, tvb, offset, 1, ENC_BIG_ENDIAN); |
7858 | 12 | } |
7859 | | |
7860 | 49 | return 3 + length; |
7861 | | |
7862 | 49 | } |
7863 | | |
7864 | | /* GPRS: ? |
7865 | | * UMTS: 29.060 v6.11.0, chapter 7.7.69 |
7866 | | * MBMS Session Identity Repetition Number |
7867 | | */ |
7868 | | static int |
7869 | | decode_gtp_mbms_ses_id_rep_no(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7870 | 6 | { |
7871 | | |
7872 | 6 | uint16_t length; |
7873 | 6 | proto_tree *ext_tree; |
7874 | | |
7875 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
7876 | 6 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_SES_ID_REP_NO], NULL, |
7877 | 6 | val_to_str_ext_const(GTP_EXT_MBMS_SES_ID_REP_NO, >pv1_val_ext, "Unknown")); |
7878 | | |
7879 | 6 | offset++; |
7880 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7881 | 6 | offset = offset + 2; |
7882 | | /* TODO add decoding of data */ |
7883 | 6 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
7884 | | |
7885 | 6 | return 3 + length; |
7886 | | |
7887 | 6 | } |
7888 | | |
7889 | | /* GPRS: ? |
7890 | | * UMTS: 3GPP TS 29.060 version 7.8.0 Release 7 |
7891 | | * MBMS Time To Data Transfer |
7892 | | */ |
7893 | | /* Used for Diameter */ |
7894 | | static int |
7895 | | dissect_gtp_mbms_time_to_data_tr(tvbuff_t * tvb, packet_info * pinfo _U_, proto_tree * tree, void *data _U_) |
7896 | 0 | { |
7897 | |
|
7898 | 0 | int offset = 0; |
7899 | 0 | uint8_t time_2_dta_tr; |
7900 | |
|
7901 | 0 | time_2_dta_tr = tvb_get_uint8(tvb, offset) + 1; |
7902 | 0 | proto_tree_add_uint(tree, hf_gtp_time_2_dta_tr, tvb, offset, 1, time_2_dta_tr); |
7903 | |
|
7904 | 0 | return 3; |
7905 | |
|
7906 | 0 | } |
7907 | | |
7908 | | static int |
7909 | | decode_gtp_mbms_time_to_data_tr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7910 | 4 | { |
7911 | | |
7912 | 4 | uint16_t length; |
7913 | 4 | proto_tree *ext_tree; |
7914 | 4 | uint8_t time_2_dta_tr; |
7915 | | |
7916 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
7917 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_TIME_TO_DATA_TR], NULL, |
7918 | 4 | val_to_str_ext_const(GTP_EXT_MBMS_TIME_TO_DATA_TR, >pv1_val_ext, "Unknown")); |
7919 | | |
7920 | 4 | offset++; |
7921 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7922 | 4 | offset = offset + 2; |
7923 | | /* TODO add decoding of data |
7924 | | * The MBMS Time To Data Transfer is defined in 3GPP TS 23.246 [26]. |
7925 | | * The MBMS Time To Data Transfer information element contains a |
7926 | | * MBMS Time To Data Transfer allocated by the BM-SC. |
7927 | | * The payload shall be encoded as per the MBMS-Time-To-Data-Transfer AVP |
7928 | | * defined in 3GPP TS 29.061 [27], excluding the AVP Header fields |
7929 | | * (as defined in IETF RFC 3588 [36], section 4.1). |
7930 | | */ |
7931 | | /* The coding is specified as per the Time to MBMS Data Transfer Value Part Coding |
7932 | | * of the Time to MBMS Data Transfer IE in 3GPP TS 48.018 |
7933 | | * Bits |
7934 | | * 8 7 6 5 4 3 2 1 |
7935 | | * 0 0 0 0 0 0 0 0 1s |
7936 | | * 0 0 0 0 0 0 0 1 2s |
7937 | | * 0 0 0 0 0 0 1 0 3s |
7938 | | * : |
7939 | | * 1 1 1 1 1 1 1 1 256s |
7940 | | */ |
7941 | 4 | time_2_dta_tr = tvb_get_uint8(tvb, offset) + 1; |
7942 | 4 | proto_tree_add_uint(ext_tree, hf_gtp_time_2_dta_tr, tvb, offset, 1, time_2_dta_tr); |
7943 | | |
7944 | 4 | return 3 + length; |
7945 | | |
7946 | 4 | } |
7947 | | |
7948 | | /* GPRS: ? |
7949 | | * UMTS: 29.060 v6.11.0, chapter 7.7.71 |
7950 | | * PS Handover Request Context |
7951 | | */ |
7952 | | static int |
7953 | | decode_gtp_ps_ho_req_ctx(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7954 | 1 | { |
7955 | | |
7956 | 1 | uint16_t length; |
7957 | 1 | proto_tree *ext_tree; |
7958 | | |
7959 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
7960 | 1 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_PS_HO_REQ_CTX], NULL, |
7961 | 1 | val_to_str_ext_const(GTP_EXT_PS_HO_REQ_CTX, >pv1_val_ext, "Unknown")); |
7962 | | |
7963 | 1 | offset++; |
7964 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7965 | 1 | offset = offset + 2; |
7966 | | /* TODO add decoding of data */ |
7967 | 1 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
7968 | | |
7969 | 1 | return 3 + length; |
7970 | | |
7971 | 1 | } |
7972 | | |
7973 | | /* GPRS: ? |
7974 | | * UMTS: 29.060 v6.11.0, chapter 7.7.72 |
7975 | | * BSS Container |
7976 | | */ |
7977 | | static int |
7978 | | decode_gtp_bss_cont(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
7979 | 3 | { |
7980 | | |
7981 | 3 | uint16_t length; |
7982 | 3 | proto_tree *ext_tree, *sub_tree; |
7983 | | |
7984 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
7985 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_BSS_CONT], NULL, |
7986 | 3 | val_to_str_ext_const(GTP_EXT_BSS_CONT, >pv1_val_ext, "Unknown")); |
7987 | | |
7988 | 3 | offset++; |
7989 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
7990 | 3 | offset = offset + 2; |
7991 | | |
7992 | 3 | switch (pinfo->link_dir) { |
7993 | 1 | case P2P_DIR_UL: |
7994 | 1 | sub_tree = proto_tree_add_subtree(ext_tree, tvb, offset, length, ett_gtp_bss_cont, NULL, "Source BSS to Target BSS Transparent Container"); |
7995 | 1 | de_bssgp_source_BSS_to_target_BSS_transp_cont(tvb, sub_tree, pinfo, offset, length, NULL, 0); |
7996 | 1 | break; |
7997 | 0 | case P2P_DIR_DL: |
7998 | 0 | sub_tree = proto_tree_add_subtree(ext_tree, tvb, offset, length, ett_gtp_bss_cont, NULL, "Target BSS to Source BSS Transparent Container"); |
7999 | 0 | de_bssgp_target_BSS_to_source_BSS_transp_cont(tvb, sub_tree, pinfo, offset, length, NULL, 0); |
8000 | 0 | break; |
8001 | 2 | default: |
8002 | 2 | break; |
8003 | 3 | } |
8004 | | /* |
8005 | | * The content of this container is defined in 3GPP TS 48.018 |
8006 | | */ |
8007 | | |
8008 | 3 | return 3 + length; |
8009 | | |
8010 | 3 | } |
8011 | | |
8012 | | /* GPRS: ? |
8013 | | * UMTS: 29.060 v6.11.0, chapter 7.7.73 |
8014 | | * Cell Identification |
8015 | | */ |
8016 | | static const value_string gtp_source_type_vals[] = { |
8017 | | { 0, "Source Cell ID"}, |
8018 | | { 1, "Source RNC-ID" }, |
8019 | | { 0, NULL } |
8020 | | }; |
8021 | | |
8022 | | static int |
8023 | | decode_gtp_cell_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8024 | 6 | { |
8025 | | |
8026 | 6 | uint16_t length; |
8027 | 6 | uint32_t source_type; |
8028 | 6 | proto_tree *ext_tree; |
8029 | | |
8030 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
8031 | 6 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CELL_ID], NULL, |
8032 | 6 | val_to_str_ext_const(GTP_EXT_CELL_ID, >pv1_val_ext, "Unknown")); |
8033 | | |
8034 | 6 | offset++; |
8035 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8036 | 6 | offset = offset + 2; |
8037 | | |
8038 | | /* |
8039 | | * for PS handover from A/Gb mode, the identification of a target cell (Cell ID 1) and the identification of the |
8040 | | * source cell (Cell ID 2) as defined in 3GPP TS 48.018 [20]. |
8041 | | * |
8042 | | * for PS handover from Iu mode, the identification of a target cell (Cell ID 1)) and the identification of the |
8043 | | * source RNC (RNC-ID) as defined in 3GPP TS 48.018 |
8044 | | * |
8045 | | * for PS handover from S1 mode, the identification of a target cell (Target Cell ID) as defined in 3GPP TS 48.018. |
8046 | | * Octet 12 shall be set to "Source Cell ID" and octets 13-20 shall be encoded as all zero. |
8047 | | * |
8048 | | * 3GPP TS 48.018 defines Target and Source Cell ID to use the Cell |
8049 | | * Identifier IE, encoded as 6 octets of the value part of the RAI IE |
8050 | | * followed by 2 octets of the value of the Cell Identity IE, both defined |
8051 | | * in 3GPP TS 24.008. The 3GPP TS 48.018 RNC-ID IE is similar, with the 6 |
8052 | | * octet RAI as in 3GPP TS 24.008 followed by two octets of the RNC-ID. |
8053 | | * (Or Extended RNC-ID, but the RNC-ID is presented in network byte order |
8054 | | * with the most significant bits of octet 9 set to "0000", so there is |
8055 | | * no need to distinguish be RNC-ID and Extended RNC-ID.) |
8056 | | */ |
8057 | 6 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, true); |
8058 | 6 | offset += 3; |
8059 | 6 | proto_tree_add_item(ext_tree, hf_gtp_target_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
8060 | 6 | offset += 2; |
8061 | 6 | proto_tree_add_item(ext_tree, hf_gtp_target_rac, tvb, offset, 1, ENC_BIG_ENDIAN); |
8062 | 6 | offset += 1; |
8063 | 6 | proto_tree_add_item(ext_tree, hf_gtp_target_ci, tvb, offset, 2, ENC_BIG_ENDIAN); |
8064 | 6 | offset += 2; |
8065 | 6 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_source_type, tvb, offset, 1, ENC_NA, &source_type); |
8066 | 6 | offset++; |
8067 | 6 | switch (source_type) { |
8068 | 3 | case 0: |
8069 | 3 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, true); |
8070 | 3 | offset += 3; |
8071 | 3 | proto_tree_add_item(ext_tree, hf_gtp_source_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
8072 | 3 | offset += 2; |
8073 | 3 | proto_tree_add_item(ext_tree, hf_gtp_source_rac, tvb, offset, 1, ENC_BIG_ENDIAN); |
8074 | 3 | offset += 1; |
8075 | 3 | proto_tree_add_item(ext_tree, hf_gtp_source_ci, tvb, offset, 2, ENC_BIG_ENDIAN); |
8076 | 3 | break; |
8077 | 0 | case 1: |
8078 | 0 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, true); |
8079 | 0 | offset += 3; |
8080 | 0 | proto_tree_add_item(ext_tree, hf_gtp_source_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
8081 | 0 | offset += 2; |
8082 | 0 | proto_tree_add_item(ext_tree, hf_gtp_source_rac, tvb, offset, 1, ENC_BIG_ENDIAN); |
8083 | 0 | offset += 1; |
8084 | 0 | proto_tree_add_item(ext_tree, hf_gtp_source_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
8085 | 0 | break; |
8086 | 3 | default: |
8087 | 3 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_source_type_unknown, tvb, offset-1, 1); |
8088 | 3 | break; |
8089 | 6 | } |
8090 | | |
8091 | 6 | return 3 + length; |
8092 | | |
8093 | 6 | } |
8094 | | |
8095 | | /* GPRS: ? |
8096 | | * UMTS: 29.060 v6.11.0, chapter 7.7.74 |
8097 | | * PDU Numbers |
8098 | | */ |
8099 | | static int |
8100 | | decode_gtp_pdu_no(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8101 | 4 | { |
8102 | | |
8103 | 4 | uint16_t length; |
8104 | 4 | proto_tree *ext_tree; |
8105 | | |
8106 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
8107 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_PDU_NO], NULL, |
8108 | 4 | val_to_str_ext_const(GTP_EXT_PDU_NO, >pv1_val_ext, "Unknown")); |
8109 | | |
8110 | 4 | offset++; |
8111 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8112 | 4 | offset = offset + 2; |
8113 | | |
8114 | 4 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8115 | 4 | offset++; |
8116 | | |
8117 | 4 | proto_tree_add_item(ext_tree, hf_gtp_sequence_number_down, tvb, offset, 2, ENC_BIG_ENDIAN); |
8118 | 4 | offset += 2; |
8119 | 4 | proto_tree_add_item(ext_tree, hf_gtp_sequence_number_up, tvb, offset, 2, ENC_BIG_ENDIAN); |
8120 | 4 | offset += 2; |
8121 | | /* The Send N-PDU Number is used only when acknowledged peer-to-peer LLC |
8122 | | * operation is used for the PDP context. Send N-PDU Number is the N-PDU |
8123 | | * number to be assigned by SNDCP to the next down link N-PDU received from |
8124 | | * the GGSN. |
8125 | | * |
8126 | | * The Receive N-PDU Number is used only when acknowledged peer-to-peer LLC |
8127 | | * operation is used for the PDP context. The Receive N-PDU Number is the |
8128 | | * N-PDU number expected by SNDCP from the next up link N-PDU to be |
8129 | | * received from the MS. |
8130 | | * |
8131 | | * XXX: For some reason, 2 octets are reserved for each the Send and |
8132 | | * Receive N-PDU numbers, even though an N-PDU number in acknowledged |
8133 | | * mode only has values 0-255 (see 3GPP TS 44.065) and is in a one |
8134 | | * octet field in the PDP Context IE (7.7.29). Assume, in the lack |
8135 | | * of other guidance, that the first octet will be zero and the value |
8136 | | * will be in the second octet. |
8137 | | * Cf. 7.7.51 ULI, where there is an explicit note in TS 29.060 that only |
8138 | | * the first octet contains the RAC and the second octet is filler. |
8139 | | */ |
8140 | 4 | proto_tree_add_item(ext_tree, hf_gtp_send_n_pdu_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
8141 | 4 | offset += 2; |
8142 | 4 | proto_tree_add_item(ext_tree, hf_gtp_receive_n_pdu_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
8143 | | |
8144 | 4 | return 3 + length; |
8145 | | |
8146 | 4 | } |
8147 | | |
8148 | | /* GPRS: ? |
8149 | | * UMTS: 29.060 v6.11.0, chapter 7.7.75 |
8150 | | * BSSGP Cause |
8151 | | */ |
8152 | | static int |
8153 | | decode_gtp_bssgp_cause(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8154 | 3 | { |
8155 | | |
8156 | 3 | uint16_t length; |
8157 | 3 | proto_tree *ext_tree; |
8158 | | |
8159 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8160 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_BSSGP_CAUSE], NULL, |
8161 | 3 | val_to_str_ext_const(GTP_EXT_BSSGP_CAUSE, >pv1_val_ext, "Unknown")); |
8162 | | |
8163 | 3 | offset++; |
8164 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8165 | 3 | offset = offset + 2; |
8166 | | |
8167 | | /* |
8168 | | * The BSSGP Cause information element contains the cause as defined in 3GPP TS 48.018 |
8169 | | */ |
8170 | 3 | proto_tree_add_item(ext_tree, hf_gtp_bssgp_cause, tvb, offset, 1, ENC_BIG_ENDIAN); |
8171 | | |
8172 | 3 | return 3 + length; |
8173 | | |
8174 | 3 | } |
8175 | | |
8176 | | /* |
8177 | | * Required MBMS bearer capabilities 7.7.76 |
8178 | | */ |
8179 | | static int |
8180 | | decode_gtp_mbms_bearer_cap(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8181 | 3 | { |
8182 | 3 | uint16_t length; |
8183 | 3 | proto_tree *ext_tree; |
8184 | | |
8185 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8186 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_REQ_MBMS_BEARER_CAP], NULL, |
8187 | 3 | val_to_str_ext_const(GTP_EXT_REQ_MBMS_BEARER_CAP, >pv1_val_ext, "Unknown")); |
8188 | | |
8189 | 3 | offset++; |
8190 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8191 | | #if 0 /* Fix Dead Store Warning */ |
8192 | | offset = offset + 2; |
8193 | | #endif |
8194 | | /* The payload shall be encoded as per the |
8195 | | * Required-MBMS-Bearer-Capabilities AVP defined in 3GPP TS 29.061 [27], |
8196 | | * excluding the AVP Header fields (as defined in IETF RFC 3588 [36], section 4.1). |
8197 | | */ |
8198 | | /* TODO Add decoding (call Diameter dissector???) */ |
8199 | 3 | return 3 + length; |
8200 | 3 | } |
8201 | | |
8202 | | /* |
8203 | | * RIM Routing Address Discriminator 7.7.77 |
8204 | | */ |
8205 | | |
8206 | | static const value_string gtp_bssgp_ra_discriminator_vals[] = { |
8207 | | { 0, "A Cell Identifier is used to identify a GERAN cell" }, |
8208 | | { 1, "A Global RNC-ID is used to identify a UTRAN RNC" }, |
8209 | | { 2, "An eNB identifier is used to identify an E-UTRAN eNodeB or HeNB" }, |
8210 | | { 0, NULL } |
8211 | | }; |
8212 | | |
8213 | | static int |
8214 | | decode_gtp_rim_ra_disc(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
8215 | 3 | { |
8216 | | |
8217 | 3 | uint16_t length; |
8218 | 3 | proto_tree *ext_tree; |
8219 | 3 | uint32_t val; |
8220 | 3 | gtp_private_data_t *gtp_data = gtp_get_private_data(pinfo); |
8221 | | |
8222 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8223 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RIM_ROUTING_ADDR_DISC], NULL, |
8224 | 3 | val_to_str_ext_const(GTP_EXT_RIM_ROUTING_ADDR_DISC, >pv1_val_ext, "Unknown")); |
8225 | | |
8226 | 3 | offset++; |
8227 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8228 | 3 | offset = offset + 2; |
8229 | | /* Octet 4 bits 4 - 1 is coded according to 3GPP TS 48.018 [20] |
8230 | | * RIM Routing Information IE octet 3 bits 4 - 1. |
8231 | | * Bits 8 - 5 are coded "0000". |
8232 | | */ |
8233 | 3 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_bssgp_ra_discriminator, tvb, offset, 1, ENC_BIG_ENDIAN, &val); |
8234 | 3 | gtp_data->rim_routing_addr_disc = (int8_t)val; |
8235 | | |
8236 | 3 | return 3 + length; |
8237 | | |
8238 | 3 | } |
8239 | | /* |
8240 | | * List of set-up PFCs 7.7.78 |
8241 | | */ |
8242 | | static int |
8243 | | decode_gtp_lst_set_up_pfc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8244 | 3 | { |
8245 | | |
8246 | 3 | uint16_t length; |
8247 | 3 | proto_tree *ext_tree, *sub_tree; |
8248 | | |
8249 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8250 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_LIST_OF_SETUP_PFCS], NULL, |
8251 | 3 | val_to_str_ext_const(GTP_EXT_LIST_OF_SETUP_PFCS, >pv1_val_ext, "Unknown")); |
8252 | | |
8253 | 3 | offset++; |
8254 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8255 | 3 | offset = offset + 2; |
8256 | | |
8257 | 3 | sub_tree = proto_tree_add_subtree(ext_tree, tvb, offset, length, ett_gtp_lst_set_up_pfc, NULL, "List of set-up PFCs"); |
8258 | 3 | de_bssgp_list_of_setup_pfcs(tvb, sub_tree, pinfo, offset, length, NULL, 0); |
8259 | | |
8260 | 3 | return 3 + length; |
8261 | | |
8262 | 3 | } |
8263 | | /* |
8264 | | * PS Handover XID Parameters 7.7.79 |
8265 | | */ |
8266 | | static int |
8267 | | decode_gtp_ps_handover_xid(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
8268 | 50 | { |
8269 | | |
8270 | 50 | uint16_t length; |
8271 | 50 | proto_tree *ext_tree; |
8272 | 50 | tvbuff_t *next_tvb; |
8273 | 50 | uint8_t sapi; |
8274 | 50 | uint8_t xid_par_len; |
8275 | | |
8276 | 50 | length = tvb_get_ntohs(tvb, offset + 1); |
8277 | 50 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_PS_HANDOVER_XIP_PAR], NULL, |
8278 | 50 | val_to_str_ext_const(GTP_EXT_PS_HANDOVER_XIP_PAR, >pv1_val_ext, "Unknown")); |
8279 | | |
8280 | 50 | offset++; |
8281 | 50 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8282 | 50 | offset = offset + 2; |
8283 | | |
8284 | 50 | sapi = tvb_get_uint8(tvb, offset) & 0x0F; |
8285 | 50 | proto_tree_add_uint(ext_tree, hf_gtp_sapi, tvb, offset, 1, sapi); |
8286 | 50 | offset++; |
8287 | | |
8288 | 50 | xid_par_len = tvb_get_uint8(tvb, offset); |
8289 | 50 | proto_tree_add_uint(ext_tree, hf_gtp_xid_par_len, tvb, offset, 1, xid_par_len); |
8290 | 50 | offset++; |
8291 | | |
8292 | 50 | next_tvb = tvb_new_subset_remaining(tvb, offset); |
8293 | 50 | if (sndcpxid_handle) |
8294 | 50 | call_dissector(sndcpxid_handle, next_tvb, pinfo, tree); |
8295 | 0 | else |
8296 | 0 | call_data_dissector(next_tvb, pinfo, tree); |
8297 | | |
8298 | 50 | return 4 + length; |
8299 | | |
8300 | 50 | } |
8301 | | |
8302 | | /* |
8303 | | * MS Info Change Reporting Action 7.7.80 |
8304 | | */ |
8305 | | static int |
8306 | | decode_gtp_ms_inf_chg_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8307 | 4 | { |
8308 | | |
8309 | 4 | uint16_t length; |
8310 | 4 | proto_tree *ext_tree; |
8311 | | |
8312 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
8313 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MS_INF_CHG_REP_ACT], NULL, |
8314 | 4 | val_to_str_ext_const(GTP_EXT_MS_INF_CHG_REP_ACT, >pv1_val_ext, "Unknown")); |
8315 | | |
8316 | 4 | offset++; |
8317 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8318 | 4 | offset = offset + 2; |
8319 | | |
8320 | 4 | proto_tree_add_item(ext_tree, hf_gtp_rep_act_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
8321 | | |
8322 | 4 | return 3 + length; |
8323 | | |
8324 | 4 | } |
8325 | | /* |
8326 | | * Direct Tunnel Flags 7.7.81 |
8327 | | */ |
8328 | | static int |
8329 | | decode_gtp_direct_tnl_flg(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8330 | 4 | { |
8331 | | |
8332 | 4 | uint16_t length; |
8333 | 4 | proto_tree *ext_tree; |
8334 | | |
8335 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
8336 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_DIRECT_TUNNEL_FLGS], NULL, |
8337 | 4 | val_to_str_ext_const(GTP_EXT_DIRECT_TUNNEL_FLGS, >pv1_val_ext, "Unknown")); |
8338 | | |
8339 | 4 | offset++; |
8340 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8341 | 4 | offset += 2; |
8342 | | |
8343 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_ei, tvb, offset, 1, ENC_BIG_ENDIAN); |
8344 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_gcsi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8345 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_dti, tvb, offset, 1, ENC_BIG_ENDIAN); |
8346 | 4 | offset++; |
8347 | | |
8348 | 4 | if (length == 1) { |
8349 | 0 | return 3 + length; |
8350 | 0 | } |
8351 | 4 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
8352 | | |
8353 | 4 | return 3 + length; |
8354 | | |
8355 | 4 | } |
8356 | | /* |
8357 | | * Correlation-ID 7.7.82 |
8358 | | */ |
8359 | | static int |
8360 | | decode_gtp_corrl_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8361 | 5 | { |
8362 | | |
8363 | 5 | uint16_t length; |
8364 | 5 | proto_tree *ext_tree; |
8365 | | |
8366 | 5 | length = tvb_get_ntohs(tvb, offset + 1); |
8367 | 5 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CORRELATION_ID], NULL, |
8368 | 5 | val_to_str_ext_const(GTP_EXT_CORRELATION_ID, >pv1_val_ext, "Unknown")); |
8369 | | |
8370 | 5 | offset++; |
8371 | 5 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8372 | 5 | offset = offset + 2; |
8373 | | |
8374 | 5 | proto_tree_add_item(ext_tree, hf_gtp_correlation_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8375 | | |
8376 | 5 | return 3 + length; |
8377 | | |
8378 | 5 | } |
8379 | | /* |
8380 | | * Bearer Control Mode 7.7.83 |
8381 | | * version 10.0.0 |
8382 | | */ |
8383 | | static const value_string gtp_pdp_bcm_type_vals[] = { |
8384 | | {0, "MS_only"}, |
8385 | | {1, "MS/NW"}, |
8386 | | {0, NULL} |
8387 | | }; |
8388 | | |
8389 | | static int |
8390 | | decode_gtp_bearer_cntrl_mod(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8391 | 1 | { |
8392 | | |
8393 | 1 | uint16_t length; |
8394 | 1 | proto_tree *ext_tree; |
8395 | | |
8396 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
8397 | 1 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_BEARER_CONTROL_MODE], NULL, |
8398 | 1 | val_to_str_ext_const(GTP_EXT_BEARER_CONTROL_MODE, >pv1_val_ext, "Unknown")); |
8399 | | |
8400 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8401 | | |
8402 | 1 | offset++; |
8403 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8404 | 1 | offset = offset + 2; |
8405 | | |
8406 | 1 | proto_tree_add_item(ext_tree, hf_gtp_bcm, tvb, offset, 1, ENC_BIG_ENDIAN); |
8407 | | |
8408 | 1 | return 3 + length; |
8409 | | |
8410 | 1 | } |
8411 | | |
8412 | | /* |
8413 | | * 7.7.84 MBMS Flow Identifier |
8414 | | */ |
8415 | | static int |
8416 | | decode_gtp_mbms_flow_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8417 | 1 | { |
8418 | 1 | uint16_t length; |
8419 | 1 | proto_tree *ext_tree; |
8420 | | |
8421 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
8422 | 1 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_FLOW_ID], NULL, |
8423 | 1 | val_to_str_ext_const(GTP_EXT_MBMS_FLOW_ID, >pv1_val_ext, "Unknown")); |
8424 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8425 | | |
8426 | 1 | offset++; |
8427 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8428 | 1 | offset = offset + 2; |
8429 | | |
8430 | | /* 4-n MBMS Flow Identifier */ |
8431 | 1 | proto_tree_add_item(ext_tree, hf_gtp_mbms_flow_id, tvb, offset, length, ENC_NA); |
8432 | | |
8433 | | |
8434 | 1 | return 3 + length; |
8435 | 1 | } |
8436 | | |
8437 | | /* |
8438 | | * 7.7.85 MBMS IP Multicast Distribution |
8439 | | */ |
8440 | | |
8441 | | static int |
8442 | | decode_gtp_mbms_ip_mcast_dist(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8443 | 2 | { |
8444 | 2 | uint16_t length; |
8445 | 2 | proto_tree *ext_tree; |
8446 | | |
8447 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8448 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_IP_MCAST_DIST], NULL, |
8449 | 2 | val_to_str_ext_const(GTP_EXT_MBMS_IP_MCAST_DIST, >pv1_val_ext, "Unknown")); |
8450 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8451 | | |
8452 | 2 | offset++; |
8453 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8454 | 2 | offset = offset + 2; |
8455 | | |
8456 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
8457 | | |
8458 | 2 | return 3 + length; |
8459 | 2 | } |
8460 | | |
8461 | | /* |
8462 | | * 7.7.86 MBMS Distribution Acknowledgement |
8463 | | */ |
8464 | | /* Table 7.7.86.1: Distribution Indication values */ |
8465 | | static const value_string gtp_mbms_dist_indic_vals[] = { |
8466 | | {0, "No RNCs have accepted IP multicast distribution"}, |
8467 | | {1, "All RNCs have accepted IP multicast distribution"}, |
8468 | | {2, "Some RNCs have accepted IP multicast distribution"}, |
8469 | | {3, "Spare. For future use."}, |
8470 | | {0, NULL} |
8471 | | }; |
8472 | | static int |
8473 | | decode_gtp_mbms_dist_ack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8474 | 3 | { |
8475 | 3 | uint16_t length; |
8476 | 3 | proto_tree *ext_tree; |
8477 | | |
8478 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8479 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MBMS_DIST_ACK], NULL, |
8480 | 3 | val_to_str_ext_const(GTP_EXT_MBMS_DIST_ACK, >pv1_val_ext, "Unknown")); |
8481 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8482 | | |
8483 | 3 | offset++; |
8484 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8485 | 3 | offset = offset + 2; |
8486 | | |
8487 | | /* Distribution Indication values */ |
8488 | 3 | proto_tree_add_item(ext_tree, hf_gtp_mbms_dist_indic, tvb, offset, 1, ENC_BIG_ENDIAN); |
8489 | | |
8490 | 3 | return 3 + length; |
8491 | 3 | } |
8492 | | |
8493 | | /* |
8494 | | * 7.7.87 Reliable INTER RAT HANDOVER INFO |
8495 | | */ |
8496 | | static int |
8497 | | decode_gtp_reliable_irat_ho_inf(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8498 | 2 | { |
8499 | 2 | uint16_t length; |
8500 | 2 | proto_tree *ext_tree; |
8501 | | |
8502 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8503 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RELIABLE_IRAT_HO_INF], NULL, |
8504 | 2 | val_to_str_ext_const(GTP_EXT_RELIABLE_IRAT_HO_INF, >pv1_val_ext, "Unknown")); |
8505 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8506 | | |
8507 | 2 | offset++; |
8508 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8509 | 2 | offset = offset + 2; |
8510 | | |
8511 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
8512 | | |
8513 | 2 | return 3 + length; |
8514 | 2 | } |
8515 | | |
8516 | | /* |
8517 | | * 7.7.88 RFSP Index |
8518 | | */ |
8519 | | static int |
8520 | | decode_gtp_rfsp_index(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8521 | 3 | { |
8522 | 3 | uint16_t length; |
8523 | 3 | proto_tree *ext_tree; |
8524 | | |
8525 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8526 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RFSP_INDEX], NULL, |
8527 | 3 | val_to_str_ext_const(GTP_EXT_RFSP_INDEX, >pv1_val_ext, "Unknown")); |
8528 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8529 | | |
8530 | 3 | offset++; |
8531 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8532 | 3 | offset = offset + 2; |
8533 | | |
8534 | 3 | proto_tree_add_item(ext_tree, hf_gtp_rfsp_index, tvb, offset, 2, ENC_BIG_ENDIAN); |
8535 | | |
8536 | 3 | return 3 + length; |
8537 | 3 | } |
8538 | | /* |
8539 | | * 7.7.89 PDP Type |
8540 | | */ |
8541 | | /* |
8542 | | * 7.7.90 Fully Qualified Domain Name (FQDN) |
8543 | | */ |
8544 | | static int |
8545 | | decode_gtp_fqdn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8546 | 2 | { |
8547 | | |
8548 | 2 | uint16_t length; |
8549 | 2 | proto_tree *ext_tree; |
8550 | | |
8551 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8552 | | |
8553 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, length + 3, ett_gtp_ies[GTP_EXT_FQDN], NULL, |
8554 | 2 | val_to_str_ext_const(GTP_EXT_FQDN, >p_val_ext, "Unknown field")); |
8555 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8556 | | |
8557 | 2 | proto_tree_add_item(ext_tree, hf_gtp_fqdn_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
8558 | 2 | decode_fqdn(tvb, offset + 3, length, ext_tree, NULL); |
8559 | | |
8560 | 2 | return 3 + length; |
8561 | 2 | } |
8562 | | |
8563 | | /* |
8564 | | * 7.7.91 Evolved Allocation/Retention Priority I |
8565 | | */ |
8566 | | static int |
8567 | | decode_gtp_evolved_allc_rtn_p1(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8568 | 3 | { |
8569 | | |
8570 | 3 | uint16_t length; |
8571 | 3 | proto_tree *ext_tree; |
8572 | | |
8573 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8574 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_EVO_ALLO_RETE_P1], NULL, |
8575 | 3 | val_to_str_ext_const(GTP_EXT_EVO_ALLO_RETE_P1, >pv1_val_ext, "Unknown")); |
8576 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8577 | | |
8578 | 3 | offset++; |
8579 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8580 | 3 | offset += 2; |
8581 | | |
8582 | 3 | proto_tree_add_item(ext_tree, hf_gtp_earp_pci, tvb, offset, 1, ENC_BIG_ENDIAN); |
8583 | 3 | proto_tree_add_item(ext_tree, hf_gtp_earp_pl, tvb, offset, 1, ENC_BIG_ENDIAN); |
8584 | 3 | proto_tree_add_item(ext_tree, hf_gtp_earp_pvi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8585 | | |
8586 | 3 | return 3 + length; |
8587 | | |
8588 | | |
8589 | 3 | } |
8590 | | |
8591 | | /* |
8592 | | * 7.7.92 Evolved Allocation/Retention Priority II |
8593 | | */ |
8594 | | static int |
8595 | | decode_gtp_evolved_allc_rtn_p2(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8596 | 2 | { |
8597 | | |
8598 | 2 | uint16_t length; |
8599 | 2 | proto_tree *ext_tree; |
8600 | | |
8601 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8602 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_EVO_ALLO_RETE_P2], NULL, |
8603 | 2 | val_to_str_ext_const(GTP_EXT_EVO_ALLO_RETE_P2, >pv1_val_ext, "Unknown")); |
8604 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8605 | | |
8606 | 2 | offset++; |
8607 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8608 | 2 | offset = offset + 2; |
8609 | | |
8610 | 2 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8611 | 2 | offset++; |
8612 | | |
8613 | 2 | proto_tree_add_item(ext_tree, hf_gtp_earp_pci, tvb, offset, 1, ENC_BIG_ENDIAN); |
8614 | 2 | proto_tree_add_item(ext_tree, hf_gtp_earp_pl, tvb, offset, 1, ENC_BIG_ENDIAN); |
8615 | 2 | proto_tree_add_item(ext_tree, hf_gtp_earp_pvi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8616 | | |
8617 | 2 | return 3 + length; |
8618 | | |
8619 | | |
8620 | 2 | } |
8621 | | |
8622 | | /* |
8623 | | * 7.7.93 Extended Common Flags |
8624 | | */ |
8625 | | static int |
8626 | | decode_gtp_extended_common_flgs(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8627 | 3 | { |
8628 | 3 | uint16_t length; |
8629 | 3 | proto_tree *ext_tree; |
8630 | | |
8631 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8632 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_EXTENDED_COMMON_FLGS], NULL, |
8633 | 3 | val_to_str_ext_const(GTP_EXT_EXTENDED_COMMON_FLGS, >pv1_val_ext, "Unknown")); |
8634 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8635 | | |
8636 | 3 | offset++; |
8637 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8638 | 3 | offset = offset + 2; |
8639 | | |
8640 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_uasi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8641 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_bdwi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8642 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_pcri, tvb, offset, 1, ENC_BIG_ENDIAN); |
8643 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_vb, tvb, offset, 1, ENC_BIG_ENDIAN); |
8644 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_retloc, tvb, offset, 1, ENC_BIG_ENDIAN); |
8645 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_cpsr, tvb, offset, 1, ENC_BIG_ENDIAN); |
8646 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_ccrsi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8647 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_unauthenticated_imsi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8648 | 3 | offset++; |
8649 | | |
8650 | 3 | if(length > 1){ |
8651 | 3 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length-1); |
8652 | 3 | } |
8653 | | |
8654 | 3 | return 3 + length; |
8655 | 3 | } |
8656 | | |
8657 | | /* |
8658 | | * 7.7.94 User CSG Information (UCI) |
8659 | | */ |
8660 | | |
8661 | | static const value_string gtp_access_mode_vals[] = { |
8662 | | { 0, "Closed Mode" }, |
8663 | | { 1, "Hybrid Mode" }, |
8664 | | { 2, "Reserved" }, |
8665 | | { 3, "Reserved" }, |
8666 | | { 0, NULL } |
8667 | | }; |
8668 | | |
8669 | | static int |
8670 | | decode_gtp_uci(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8671 | 2 | { |
8672 | 2 | uint16_t length; |
8673 | 2 | proto_tree *ext_tree; |
8674 | | |
8675 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8676 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_UCI], NULL, |
8677 | 2 | val_to_str_ext_const(GTP_EXT_UCI, >pv1_val_ext, "Unknown")); |
8678 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8679 | | |
8680 | 2 | offset++; |
8681 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8682 | 2 | offset = offset + 2; |
8683 | | |
8684 | 2 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, true); |
8685 | 2 | offset += 3; |
8686 | 2 | proto_tree_add_item(ext_tree, hf_gtp_csg_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
8687 | 2 | offset += 4; |
8688 | | |
8689 | 2 | proto_tree_add_item(ext_tree, hf_gtp_access_mode, tvb, offset, 1, ENC_BIG_ENDIAN); |
8690 | | /* Due to a specification oversight, the CMI values ... are reversed from |
8691 | | * the values of the CSG-Membership-Indication AVP in 3GPP TS 32.299 [56]. |
8692 | | * Therefore, when CMI values are sent over the charging interface, the |
8693 | | * values are encoded as specified in 3GPP TS 32.299 [56]. Furthermore, |
8694 | | * the encoding is different between GTPv1 and GTPv2. |
8695 | | */ |
8696 | 2 | proto_tree_add_item(ext_tree, hf_gtp_cmi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8697 | | |
8698 | 2 | return 3 + length; |
8699 | 2 | } |
8700 | | |
8701 | | /* |
8702 | | * 7.7.95 CSG Information Reporting Action |
8703 | | */ |
8704 | | |
8705 | | static int |
8706 | | decode_gtp_csg_inf_rep_act(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8707 | 5 | { |
8708 | 5 | uint16_t length; |
8709 | 5 | proto_tree *ext_tree; |
8710 | | |
8711 | 5 | static int * const flags[] = { |
8712 | 5 | &hf_gtp_csg_inf_rep_act_uciuhc, |
8713 | 5 | &hf_gtp_csg_inf_rep_act_ucishc, |
8714 | 5 | &hf_gtp_csg_inf_rep_act_ucicsg, |
8715 | 5 | NULL |
8716 | 5 | }; |
8717 | | |
8718 | 5 | length = tvb_get_ntohs(tvb, offset + 1); |
8719 | 5 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CSG_INF_REP_ACT], NULL, |
8720 | 5 | val_to_str_ext_const(GTP_EXT_CSG_INF_REP_ACT, >pv1_val_ext, "Unknown")); |
8721 | 5 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8722 | | |
8723 | 5 | offset++; |
8724 | 5 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8725 | 5 | offset = offset + 2; |
8726 | | |
8727 | 5 | proto_tree_add_bitmask_list(ext_tree, tvb, offset, 1, flags, ENC_BIG_ENDIAN); |
8728 | | |
8729 | 5 | return 3 + length; |
8730 | 5 | } |
8731 | | /* |
8732 | | * 7.7.96 CSG ID |
8733 | | */ |
8734 | | |
8735 | | static int |
8736 | | decode_gtp_csg_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8737 | 2 | { |
8738 | 2 | uint16_t length; |
8739 | 2 | proto_tree *ext_tree; |
8740 | | |
8741 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8742 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CSG_ID], NULL, |
8743 | 2 | val_to_str_ext_const(GTP_EXT_CSG_ID, >pv1_val_ext, "Unknown")); |
8744 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8745 | | |
8746 | 2 | offset++; |
8747 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8748 | 2 | offset = offset + 2; |
8749 | | |
8750 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
8751 | | |
8752 | 2 | return 3 + length; |
8753 | 2 | } |
8754 | | /* |
8755 | | * 7.7.97 CSG Membership Indication (CMI) |
8756 | | */ |
8757 | | static int |
8758 | | decode_gtp_cmi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8759 | 2 | { |
8760 | 2 | uint16_t length; |
8761 | 2 | proto_tree *ext_tree; |
8762 | | |
8763 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8764 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CMI], NULL, |
8765 | 2 | val_to_str_ext_const(GTP_EXT_CMI, >pv1_val_ext, "Unknown")); |
8766 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8767 | | |
8768 | 2 | offset++; |
8769 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8770 | 2 | offset = offset + 2; |
8771 | | |
8772 | | /* Due to a specification oversight, the CMI values ... are reversed from |
8773 | | * the values of the CSG-Membership-Indication AVP in 3GPP TS 32.299 [56]. |
8774 | | * Therefore, when CMI values are sent over the charging interface, the |
8775 | | * values are encoded as specified in 3GPP TS 32.299 [56]. |
8776 | | */ |
8777 | 2 | proto_tree_add_item(ext_tree, hf_gtp_cmi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8778 | | |
8779 | 2 | return 3 + length; |
8780 | 2 | } |
8781 | | /* |
8782 | | * 7.7.98 APN Aggregate Maximum Bit Rate (APN-AMBR) |
8783 | | */ |
8784 | | static int |
8785 | | decode_gtp_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8786 | 4 | { |
8787 | 4 | uint16_t length; |
8788 | 4 | proto_tree *ext_tree; |
8789 | | |
8790 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
8791 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_RELIABLE_IRAT_HO_INF], NULL, |
8792 | 4 | val_to_str_ext_const(GTP_EXT_AMBR, >pv1_val_ext, "Unknown")); |
8793 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8794 | | |
8795 | 4 | offset++; |
8796 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8797 | 4 | offset = offset + 2; |
8798 | | |
8799 | | /* APN Aggregate Maximum Bit Rate (APN-AMBR) is defined in clause 9.9.4.2 of 3GPP TS 24.301 [42], but shall be |
8800 | | * formatted as shown in Figure 7.7.98-1 as Unsigned32 binary integer values in kbps (1000 bits per second). |
8801 | | */ |
8802 | | /* 4 to 7 APN-AMBR for Uplink */ |
8803 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_apn_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN); |
8804 | 4 | offset+=4; |
8805 | | /* 8 to 11 APN-AMBR for Downlink */ |
8806 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_apn_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN); |
8807 | | |
8808 | 4 | return 3 + length; |
8809 | 4 | } |
8810 | | /* |
8811 | | * 7.7.99 UE Network Capability |
8812 | | */ |
8813 | | static int |
8814 | | decode_gtp_ue_network_cap(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
8815 | 5 | { |
8816 | 5 | uint16_t length; |
8817 | 5 | proto_tree *ext_tree; |
8818 | | |
8819 | 5 | length = tvb_get_ntohs(tvb, offset + 1); |
8820 | 5 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_UE_NETWORK_CAP], NULL, |
8821 | 5 | val_to_str_ext_const(GTP_EXT_UE_NETWORK_CAP, >pv1_val_ext, "Unknown")); |
8822 | | |
8823 | 5 | offset++; |
8824 | 5 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8825 | 5 | offset = offset + 2; |
8826 | | |
8827 | 5 | de_emm_ue_net_cap(tvb, ext_tree, pinfo, offset, length, NULL, 0); |
8828 | | |
8829 | 5 | return 3 + length; |
8830 | 5 | } |
8831 | | /* |
8832 | | * 7.7.100 UE-AMBR |
8833 | | */ |
8834 | | |
8835 | | static int |
8836 | | decode_gtp_ue_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8837 | 2 | { |
8838 | 2 | uint16_t length; |
8839 | 2 | proto_tree *ext_tree; |
8840 | | |
8841 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
8842 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_UE_AMBR], NULL, |
8843 | 2 | val_to_str_ext_const(GTP_EXT_UE_AMBR, >pv1_val_ext, "Unknown")); |
8844 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8845 | | |
8846 | 2 | offset++; |
8847 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8848 | 2 | offset = offset + 2; |
8849 | | |
8850 | | /* 4 to 7 Subscribed UE-AMBR for Uplink */ |
8851 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_sub_ue_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN); |
8852 | 2 | offset+=4; |
8853 | | /* 8 to 11 Subscribed UE-AMBR for Downlink */ |
8854 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_sub_ue_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN); |
8855 | 2 | offset+=4; |
8856 | | |
8857 | | /* Authorized UE-AMBR for Uplink and Downlink fields are present in the IE only if the sender has their valid values |
8858 | | * available. Otherwise, the fields from m to (n+3) shall not be present. |
8859 | | */ |
8860 | 2 | if (length > 8) { |
8861 | | /* m to (m+3) Authorized UE-AMBR for Uplink */ |
8862 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_auth_ue_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN); |
8863 | 2 | offset += 4; |
8864 | | |
8865 | | /* (m+4) to (n+3) Authorized UE-AMBR for Downlink */ |
8866 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_auth_ue_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN); |
8867 | 2 | offset += 4; |
8868 | 2 | } |
8869 | | |
8870 | 2 | if (length > 16) { |
8871 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 16); |
8872 | 2 | } |
8873 | | |
8874 | 2 | return 3 + length; |
8875 | 2 | } |
8876 | | |
8877 | | /* |
8878 | | * 7.7.101 APN-AMBR with NSAPI |
8879 | | */ |
8880 | | static int |
8881 | | decode_gtp_apn_ambr_with_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8882 | 3 | { |
8883 | 3 | uint16_t length; |
8884 | 3 | proto_tree *ext_tree; |
8885 | | |
8886 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8887 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_APN_AMBR_WITH_NSAPI], NULL, |
8888 | 3 | val_to_str_ext_const(GTP_EXT_APN_AMBR_WITH_NSAPI, >pv1_val_ext, "Unknown")); |
8889 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8890 | | |
8891 | 3 | offset++; |
8892 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8893 | 3 | offset = offset + 2; |
8894 | | |
8895 | 3 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset + 1, 1, ENC_BIG_ENDIAN); |
8896 | 3 | offset++; |
8897 | | |
8898 | | /* 5 to 8 Authorized APN-AMBR for Uplink */ |
8899 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_auth_apn_ambr_ul, tvb, offset, 4, ENC_BIG_ENDIAN); |
8900 | 3 | offset+=4; |
8901 | | |
8902 | | /* 9 to12 Authorized APN-AMBR for Downlink */ |
8903 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_auth_apn_ambr_dl, tvb, offset, 4, ENC_BIG_ENDIAN); |
8904 | | |
8905 | 3 | return 3 + length; |
8906 | 3 | } |
8907 | | /* |
8908 | | * 7.7.102 GGSN Back-Off Time |
8909 | | */ |
8910 | | /* Table 7.7.102.1: GGSN Back-Off Time information element */ |
8911 | | static const value_string gtp_ggsn_back_off_time_units_vals[] = { |
8912 | | {0, "value is incremented in multiples of 2 seconds"}, |
8913 | | {1, "value is incremented in multiples of 1 minute"}, |
8914 | | {2, "value is incremented in multiples of 10 minutes"}, |
8915 | | {3, "value is incremented in multiples of 1 hour"}, |
8916 | | {4, "value is incremented in multiples of 10 hours"}, |
8917 | | {5, "value indicates that the timer is infinite"}, |
8918 | | {0, NULL} |
8919 | | }; |
8920 | | static int |
8921 | | decode_gtp_ggsn_back_off_time(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8922 | 3 | { |
8923 | 3 | uint16_t length; |
8924 | 3 | proto_tree *ext_tree; |
8925 | | |
8926 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
8927 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_GGSN_BACK_OFF_TIME], NULL, |
8928 | 3 | val_to_str_ext_const(GTP_EXT_GGSN_BACK_OFF_TIME, >pv1_val_ext, "Unknown")); |
8929 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8930 | | |
8931 | 3 | offset++; |
8932 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8933 | 3 | offset += 2; |
8934 | | |
8935 | | /* 4 Timer unit Timer value */ |
8936 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_ggsn_back_off_time_units, tvb, offset, 1, ENC_BIG_ENDIAN); |
8937 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_ggsn_back_off_timer, tvb, offset, 1, ENC_BIG_ENDIAN); |
8938 | | |
8939 | 3 | return 3 + length; |
8940 | 3 | } |
8941 | | |
8942 | | /* |
8943 | | * 7.7.103 Signalling Priority Indication |
8944 | | */ |
8945 | | static const true_false_string gtp_lapi_tfs = { |
8946 | | "MS is configured for NAS signalling low priority", |
8947 | | "MS is not configured for NAS signalling low priority" |
8948 | | }; |
8949 | | |
8950 | | static int |
8951 | | decode_gtp_sig_pri_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8952 | 11 | { |
8953 | 11 | uint16_t length; |
8954 | 11 | proto_tree *ext_tree; |
8955 | | |
8956 | 11 | length = tvb_get_ntohs(tvb, offset + 1); |
8957 | 11 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_SIG_PRI_IND], NULL, |
8958 | 11 | val_to_str_ext_const(GTP_EXT_SIG_PRI_IND, >pv1_val_ext, "Unknown")); |
8959 | 11 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8960 | | |
8961 | 11 | offset++; |
8962 | 11 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8963 | 11 | offset += 2; |
8964 | | |
8965 | 11 | proto_tree_add_item(ext_tree, hf_gtp_lapi, tvb, offset, 1, ENC_NA); |
8966 | | |
8967 | 11 | return 3 + length; |
8968 | 11 | } |
8969 | | /* |
8970 | | * 7.7.104 Signalling Priority Indication with NSAPI |
8971 | | */ |
8972 | | |
8973 | | static int |
8974 | | decode_gtp_sig_pri_ind_w_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
8975 | 4 | { |
8976 | 4 | uint16_t length; |
8977 | 4 | proto_tree *ext_tree; |
8978 | | |
8979 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
8980 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_SIG_PRI_IND_W_NSAPI], NULL, |
8981 | 4 | val_to_str_ext_const(GTP_EXT_SIG_PRI_IND_W_NSAPI, >pv1_val_ext, "Unknown")); |
8982 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
8983 | | |
8984 | 4 | offset++; |
8985 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
8986 | 4 | offset += 2; |
8987 | | |
8988 | 4 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8989 | 4 | offset++; |
8990 | | |
8991 | 4 | proto_tree_add_item(ext_tree, hf_gtp_lapi, tvb, offset, 1, ENC_NA); |
8992 | | |
8993 | 4 | return 3 + length; |
8994 | 4 | } |
8995 | | /* |
8996 | | * 7.7.105 Higher bitrates than 16 Mbps flag |
8997 | | */ |
8998 | | static const value_string gtp_higher_br_16mb_flg_vals[] = { |
8999 | | {0, "Not allowed"}, |
9000 | | {1, "Allowed"}, |
9001 | | {0, NULL} |
9002 | | }; |
9003 | | |
9004 | | static int |
9005 | | decode_gtp_higher_br_16mb_flg(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9006 | 2 | { |
9007 | 2 | uint16_t length; |
9008 | 2 | proto_tree *ext_tree; |
9009 | | |
9010 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
9011 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_HIGHER_BR_16MB_FLG], NULL, |
9012 | 2 | val_to_str_ext_const(GTP_EXT_HIGHER_BR_16MB_FLG, >pv1_val_ext, "Unknown")); |
9013 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9014 | | |
9015 | 2 | offset++; |
9016 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9017 | 2 | offset += 2; |
9018 | | |
9019 | | /* Higher bitrates than 16 Mbps flag */ |
9020 | 2 | proto_tree_add_item(ext_tree, hf_gtp_higher_br_16mb_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
9021 | | |
9022 | 2 | return 3 + length; |
9023 | 2 | } |
9024 | | /* |
9025 | | * 7.7.106 Max MBR/APN-AMBR |
9026 | | */ |
9027 | | |
9028 | | static int |
9029 | | decode_gtp_max_mbr_apn_ambr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9030 | 7 | { |
9031 | 7 | uint16_t length; |
9032 | 7 | proto_tree *ext_tree; |
9033 | 7 | uint32_t max_ul; |
9034 | 7 | uint32_t max_dl; |
9035 | | |
9036 | 7 | length = tvb_get_ntohs(tvb, offset + 1); |
9037 | 7 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MAX_MBR_APN_AMBR], NULL, |
9038 | 7 | val_to_str_ext_const(GTP_EXT_MAX_MBR_APN_AMBR, >pv1_val_ext, "Unknown")); |
9039 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9040 | | |
9041 | 7 | offset++; |
9042 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9043 | 7 | offset = offset + 2; |
9044 | | |
9045 | | /* Max MBR/APN-AMBR for uplink */ |
9046 | 7 | max_ul = tvb_get_ntohl(tvb, offset); |
9047 | 7 | proto_tree_add_uint_format_value(ext_tree, hf_gtp_max_mbr_apn_ambr_ul, tvb, offset, 4, max_ul, "%u %s", |
9048 | 7 | (max_ul) > 1000 ? max_ul/1000 : max_ul, |
9049 | 7 | (max_ul) > 1000 ? "Mbps" : "kbps"); |
9050 | | |
9051 | 7 | offset += 4; |
9052 | | |
9053 | | /* Max MBR/APN-AMBR for downlink */ |
9054 | 7 | max_dl = tvb_get_ntohl(tvb, offset); |
9055 | 7 | proto_tree_add_uint_format_value(ext_tree, hf_gtp_max_mbr_apn_ambr_dl, tvb, offset, 4, max_dl, "%u %s", |
9056 | 7 | (max_dl) > 1000 ? max_dl/1000 : max_dl, |
9057 | 7 | (max_dl) > 1000 ? "Mbps" : "kbps"); |
9058 | | |
9059 | 7 | return 3 + length; |
9060 | 7 | } |
9061 | | /* |
9062 | | * 7.7.107 Additional MM context for SRVCC |
9063 | | */ |
9064 | | |
9065 | | static int |
9066 | | decode_gtp_add_mm_ctx_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
9067 | 33 | { |
9068 | 33 | uint16_t length; |
9069 | 33 | proto_tree *ext_tree; |
9070 | 33 | uint32_t inf_len; |
9071 | | |
9072 | 33 | length = tvb_get_ntohs(tvb, offset + 1); |
9073 | 33 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ADD_MM_CTX_SRVCC], NULL, |
9074 | 33 | val_to_str_ext_const(GTP_EXT_ADD_MM_CTX_SRVCC, >pv1_val_ext, "Unknown")); |
9075 | 33 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9076 | | |
9077 | 33 | offset++; |
9078 | 33 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9079 | 33 | offset += 2; |
9080 | | |
9081 | | /* Length of the Mobile Station Classmark 2 */ |
9082 | 33 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ms_cm_2_len, tvb, offset, 1, ENC_BIG_ENDIAN, &inf_len); |
9083 | 33 | offset++; |
9084 | 33 | if (inf_len > 0) { |
9085 | 30 | offset += de_ms_cm_2(tvb, ext_tree, pinfo, offset, inf_len, NULL, 0); |
9086 | 30 | } |
9087 | | |
9088 | | /* Length of the Mobile Station Classmark 3 */ |
9089 | 33 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ms_cm_3_len, tvb, offset, 1, ENC_BIG_ENDIAN, &inf_len); |
9090 | 33 | offset++; |
9091 | 33 | if (inf_len > 0) { |
9092 | 26 | offset += de_ms_cm_3(tvb, ext_tree, pinfo, offset, inf_len, NULL, 0); |
9093 | 26 | } |
9094 | | |
9095 | | /* Length of the Supported Codec List */ |
9096 | 33 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_sup_codec_lst_len, tvb, offset, 1, ENC_BIG_ENDIAN, &inf_len); |
9097 | 33 | offset++; |
9098 | 33 | if (inf_len > 0) { |
9099 | 23 | de_sup_codec_list(tvb, ext_tree, pinfo, offset, inf_len, NULL, 0); |
9100 | 23 | } |
9101 | | |
9102 | 33 | return 3 + length; |
9103 | 33 | } |
9104 | | |
9105 | | /* |
9106 | | * 7.7.108 Additional flags for SRVCC |
9107 | | */ |
9108 | | |
9109 | | static int |
9110 | | decode_gtp_add_flgs_srvcc(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9111 | 0 | { |
9112 | 0 | uint16_t length; |
9113 | 0 | proto_tree *ext_tree; |
9114 | |
|
9115 | 0 | length = tvb_get_ntohs(tvb, offset + 1); |
9116 | 0 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ADD_FLGS_SRVCC], NULL, |
9117 | 0 | val_to_str_ext_const(GTP_EXT_ADD_FLGS_SRVCC, >pv1_val_ext, "Unknown")); |
9118 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9119 | |
|
9120 | 0 | offset++; |
9121 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9122 | 0 | offset += 2; |
9123 | | |
9124 | | /* 4 Spare ICS */ |
9125 | 0 | proto_tree_add_item(ext_tree, hf_gtp_add_flg_for_srvcc_ics, tvb, offset, 1, ENC_BIG_ENDIAN); |
9126 | |
|
9127 | 0 | return 3 + length; |
9128 | 0 | } |
9129 | | /* |
9130 | | * 7.7.109 STN-SR |
9131 | | */ |
9132 | | static int |
9133 | | decode_gtp_stn_sr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9134 | 2 | { |
9135 | 2 | uint16_t length; |
9136 | 2 | proto_tree *ext_tree; |
9137 | | |
9138 | 2 | length = tvb_get_ntohs(tvb, offset + 1); |
9139 | 2 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_STN_SR], NULL, |
9140 | 2 | val_to_str_ext_const(GTP_EXT_STN_SR, >pv1_val_ext, "Unknown")); |
9141 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9142 | | |
9143 | 2 | offset++; |
9144 | 2 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9145 | 2 | offset += 2; |
9146 | | |
9147 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length); |
9148 | | |
9149 | 2 | return 3 + length; |
9150 | 2 | } |
9151 | | |
9152 | | /* |
9153 | | * 7.7.110 C-MSISDN |
9154 | | */ |
9155 | | |
9156 | | static int |
9157 | | decode_gtp_c_msisdn(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9158 | 7 | { |
9159 | 7 | uint16_t length; |
9160 | 7 | proto_tree *ext_tree; |
9161 | | |
9162 | 7 | length = tvb_get_ntohs(tvb, offset + 1); |
9163 | 7 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_C_MSISDN], NULL, |
9164 | 7 | val_to_str_ext_const(GTP_EXT_C_MSISDN, >pv1_val_ext, "Unknown")); |
9165 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9166 | | |
9167 | 7 | offset++; |
9168 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9169 | 7 | offset += 2; |
9170 | | |
9171 | 7 | dissect_e164_msisdn(tvb, ext_tree, offset, length, E164_ENC_BCD); |
9172 | | |
9173 | 7 | return 3 + length; |
9174 | 7 | } |
9175 | | /* |
9176 | | * 7.7.111 Extended RANAP Cause |
9177 | | */ |
9178 | | static int |
9179 | | decode_gtp_ext_ranap_cause(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
9180 | 11 | { |
9181 | 11 | uint16_t length; |
9182 | 11 | proto_tree *ext_tree; |
9183 | 11 | tvbuff_t *new_tvb; |
9184 | | |
9185 | 11 | length = tvb_get_ntohs(tvb, offset + 1); |
9186 | 11 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_EXT_RANAP_CAUSE], NULL, |
9187 | 11 | val_to_str_ext_const(GTP_EXT_EXT_RANAP_CAUSE, >pv1_val_ext, "Unknown")); |
9188 | 11 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9189 | | |
9190 | 11 | offset++; |
9191 | 11 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9192 | 11 | offset += 2; |
9193 | | |
9194 | 11 | new_tvb = tvb_new_subset_remaining(tvb, offset); |
9195 | | |
9196 | 11 | dissect_ranap_Cause_PDU(new_tvb, pinfo, ext_tree, NULL); |
9197 | | |
9198 | 11 | return 3 + length; |
9199 | 11 | } |
9200 | | |
9201 | | /* |
9202 | | * 7.7.112 eNodeB ID |
9203 | | */ |
9204 | | |
9205 | | static const value_string gtp_enb_type_vals[] = { |
9206 | | { 0, "Macro eNodeB ID" }, |
9207 | | { 1, "Home eNodeB ID" }, |
9208 | | { 0, NULL } |
9209 | | }; |
9210 | | |
9211 | | static int |
9212 | | decode_gtp_ext_enodeb_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9213 | 3 | { |
9214 | 3 | uint16_t length; |
9215 | 3 | proto_tree *ext_tree; |
9216 | 3 | uint32_t enb_type; |
9217 | | |
9218 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
9219 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ENODEB_ID], NULL, |
9220 | 3 | val_to_str_ext_const(GTP_EXT_ENODEB_ID, >pv1_val_ext, "Unknown")); |
9221 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9222 | | |
9223 | 3 | offset++; |
9224 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9225 | 3 | offset += 2; |
9226 | | |
9227 | | /* eNodeB Type */ |
9228 | 3 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ext_enb_type, tvb, offset, 1, ENC_BIG_ENDIAN, &enb_type); |
9229 | 3 | offset++; |
9230 | | |
9231 | 3 | dissect_e212_mcc_mnc(tvb, pinfo, ext_tree, offset, E212_NONE, true); |
9232 | 3 | offset += 3; |
9233 | | |
9234 | 3 | switch (enb_type){ |
9235 | 2 | case 0: |
9236 | | /* Macro eNodeB ID */ |
9237 | 2 | proto_tree_add_item(ext_tree, hf_gtp_macro_enodeb_id, tvb, offset, 3, ENC_BIG_ENDIAN); |
9238 | 2 | offset += 3; |
9239 | 2 | proto_tree_add_item(ext_tree, hf_gtp_tac, tvb, offset, 2, ENC_BIG_ENDIAN); |
9240 | 2 | break; |
9241 | 0 | case 1: |
9242 | | /* Home eNodeB ID */ |
9243 | 0 | proto_tree_add_item(ext_tree, hf_gtp_home_enodeb_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
9244 | 0 | offset += 4; |
9245 | 0 | proto_tree_add_item(ext_tree, hf_gtp_tac, tvb, offset, 2, ENC_BIG_ENDIAN); |
9246 | 0 | break; |
9247 | 1 | default: |
9248 | 1 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 4); |
9249 | 1 | break; |
9250 | 3 | } |
9251 | | |
9252 | 2 | return 3 + length; |
9253 | 3 | } |
9254 | | |
9255 | | /* |
9256 | | * 7.7.113 Selection Mode with NSAPI |
9257 | | */ |
9258 | | static int |
9259 | | decode_gtp_ext_sel_mode_w_nsapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9260 | 4 | { |
9261 | 4 | uint16_t length; |
9262 | 4 | proto_tree *ext_tree; |
9263 | | |
9264 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
9265 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_SEL_MODE_W_NSAPI], NULL, |
9266 | 4 | val_to_str_ext_const(GTP_EXT_SEL_MODE_W_NSAPI, >pv1_val_ext, "Unknown")); |
9267 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9268 | | |
9269 | 4 | offset++; |
9270 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9271 | 4 | offset += 2; |
9272 | | |
9273 | 4 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
9274 | 4 | offset++; |
9275 | | |
9276 | 4 | proto_tree_add_item(ext_tree, hf_gtp_sel_mode_val, tvb, offset, 1, ENC_BIG_ENDIAN); |
9277 | | |
9278 | | |
9279 | 4 | return 3 + length; |
9280 | 4 | } |
9281 | | /* |
9282 | | * 7.7.114 ULI Timestamp |
9283 | | */ |
9284 | | static int |
9285 | | decode_gtp_ext_uli_timestamp(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9286 | 6 | { |
9287 | 6 | uint16_t length; |
9288 | 6 | proto_tree *ext_tree; |
9289 | | |
9290 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
9291 | 6 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_ULI_TIMESTAMP], NULL, |
9292 | 6 | val_to_str_ext_const(GTP_EXT_ULI_TIMESTAMP, >pv1_val_ext, "Unknown")); |
9293 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9294 | | |
9295 | 6 | offset++; |
9296 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9297 | 6 | offset += 2; |
9298 | | |
9299 | 6 | proto_tree_add_item(ext_tree, hf_gtp_uli_timestamp, tvb, offset, 4, ENC_TIME_SECS_NTP|ENC_BIG_ENDIAN); |
9300 | | |
9301 | 6 | return 3 + length; |
9302 | 6 | } |
9303 | | |
9304 | | /* |
9305 | | * 7.7.115 Local Home Network ID (LHN-ID) with NSAPI |
9306 | | */ |
9307 | | static int |
9308 | | decode_gtp_ext_lhn_id_w_sapi(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9309 | 1 | { |
9310 | 1 | uint16_t length; |
9311 | 1 | proto_tree *ext_tree; |
9312 | | |
9313 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
9314 | 1 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_LHN_ID_W_SAPI], NULL, |
9315 | 1 | val_to_str_ext_const(GTP_EXT_LHN_ID_W_SAPI, >pv1_val_ext, "Unknown")); |
9316 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9317 | | |
9318 | 1 | offset++; |
9319 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9320 | 1 | offset += 2; |
9321 | 1 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
9322 | 1 | offset += 1; |
9323 | | |
9324 | 1 | proto_tree_add_item(ext_tree, hf_gtp_lhn_id, tvb, offset, length, ENC_APN_STR|ENC_NA); |
9325 | | |
9326 | 1 | return 3 + length; |
9327 | 1 | } |
9328 | | /* |
9329 | | * 7.7.116 CN Operator Selection Entity |
9330 | | */ |
9331 | | static const value_string gtp_sel_entity_vals[] = { |
9332 | | { 0, "The Serving Network has been selected by the UE"}, |
9333 | | { 1, "The Serving Network has been selected by the network"}, |
9334 | | { 2, "For future use"}, |
9335 | | { 3, "For future use"}, |
9336 | | { 0, NULL}, |
9337 | | }; |
9338 | | |
9339 | | static int |
9340 | | decode_gtp_ext_cn_op_sel_entity(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9341 | 7 | { |
9342 | 7 | uint16_t length; |
9343 | 7 | proto_tree *ext_tree; |
9344 | | |
9345 | 7 | length = tvb_get_ntohs(tvb, offset + 1); |
9346 | 7 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CN_OP_SEL_ENTITY], NULL, |
9347 | 7 | val_to_str_ext_const(GTP_EXT_CN_OP_SEL_ENTITY, >pv1_val_ext, "Unknown")); |
9348 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9349 | | |
9350 | 7 | offset++; |
9351 | 7 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9352 | 7 | offset += 2; |
9353 | | |
9354 | 7 | proto_tree_add_item(ext_tree, hf_gtp_sel_entity, tvb, offset, 1, ENC_BIG_ENDIAN); |
9355 | 7 | offset++; |
9356 | | |
9357 | 7 | if (length > 1) { |
9358 | 6 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 1); |
9359 | 6 | } |
9360 | 7 | return 3 + length; |
9361 | 7 | } |
9362 | | |
9363 | | /* |
9364 | | * 7.7.117 UE Usage Type |
9365 | | */ |
9366 | | static int |
9367 | | decode_gtp_ue_usage_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9368 | 3 | { |
9369 | 3 | uint16_t length; |
9370 | 3 | proto_tree *ext_tree; |
9371 | | |
9372 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
9373 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_UE_USAGE_TYPE], NULL, |
9374 | 3 | val_to_str_ext_const(GTP_EXT_UE_USAGE_TYPE, >pv1_val_ext, "Unknown")); |
9375 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9376 | | |
9377 | 3 | offset++; |
9378 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9379 | 3 | offset += 2; |
9380 | | |
9381 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ue_usage_type_value, tvb, offset, 4, ENC_BIG_ENDIAN); |
9382 | 3 | offset += 4; |
9383 | | |
9384 | 3 | if (length > 4) { |
9385 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 4); |
9386 | 2 | } |
9387 | | |
9388 | 3 | return 3 + length; |
9389 | 3 | } |
9390 | | |
9391 | | /* |
9392 | | * 7.7.118 Extended Common Flags II |
9393 | | */ |
9394 | | static int |
9395 | | decode_gtp_extended_common_flgs_II(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9396 | 4 | { |
9397 | 4 | uint16_t length; |
9398 | 4 | proto_tree *ext_tree; |
9399 | | |
9400 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
9401 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_EXT_COMMON_FLGS_II], NULL, |
9402 | 4 | val_to_str_ext_const(GTP_EXT_EXT_COMMON_FLGS_II, >pv1_val_ext, "Unknown")); |
9403 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9404 | | |
9405 | 4 | offset++; |
9406 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9407 | 4 | offset = offset + 2; |
9408 | | |
9409 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_II_pnsi, tvb, offset, 1, ENC_BIG_ENDIAN); |
9410 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_II_dtci, tvb, offset, 1, ENC_BIG_ENDIAN); |
9411 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_II_pmtsmi, tvb, offset, 1, ENC_BIG_ENDIAN); |
9412 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_comm_flags_II_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
9413 | | |
9414 | 4 | offset++; |
9415 | | |
9416 | 4 | if(length > 1){ |
9417 | 3 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length-1); |
9418 | 3 | } |
9419 | | |
9420 | 4 | return 3 + length; |
9421 | 4 | } |
9422 | | |
9423 | | /* |
9424 | | * 7.7.119 Node Identifier |
9425 | | */ |
9426 | | static int |
9427 | | decode_gtp_ext_node_id(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9428 | 1 | { |
9429 | 1 | uint16_t length; |
9430 | 1 | uint32_t item_len; |
9431 | 1 | proto_tree *ext_tree; |
9432 | | |
9433 | 1 | length = tvb_get_ntohs(tvb, offset + 1); |
9434 | 1 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_NODE_IDENTIFIER], NULL, |
9435 | 1 | val_to_str_ext_const(GTP_EXT_NODE_IDENTIFIER, >pv1_val_ext, "Unknown")); |
9436 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9437 | | |
9438 | 1 | offset++; |
9439 | 1 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9440 | 1 | offset += 2; |
9441 | | |
9442 | | /* The Node Name and Node Realm are Diameter Identities, which are |
9443 | | * specified by RFC 6733 to be in ASCII for compatibility with DNS. |
9444 | | */ |
9445 | 1 | proto_tree_add_item_ret_length(ext_tree, hf_gtp_node_name, tvb, offset, 1, ENC_ASCII | ENC_NA, &item_len); |
9446 | 1 | offset += item_len; |
9447 | 1 | proto_tree_add_item_ret_length(ext_tree, hf_gtp_node_realm, tvb, offset, 1, ENC_ASCII | ENC_NA, &item_len); |
9448 | | |
9449 | 1 | return 3 + length; |
9450 | 1 | } |
9451 | | |
9452 | | /* |
9453 | | * 7.7.120 CIoT Optimizations Support Indication |
9454 | | */ |
9455 | | static int |
9456 | | decode_gtp_ciot_opt_sup_ind(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9457 | 19 | { |
9458 | 19 | uint16_t length; |
9459 | 19 | proto_tree *ext_tree; |
9460 | | |
9461 | 19 | length = tvb_get_ntohs(tvb, offset + 1); |
9462 | 19 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_CIOT_OPT_SUP_IND], NULL, |
9463 | 19 | val_to_str_ext_const(GTP_EXT_CIOT_OPT_SUP_IND, >pv1_val_ext, "Unknown")); |
9464 | 19 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9465 | | |
9466 | 19 | offset++; |
9467 | 19 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9468 | 19 | offset += 2; |
9469 | | |
9470 | 19 | proto_tree_add_item(ext_tree, hf_gtp_ciot_opt_sup_ind_sgni_pdn, tvb, offset, 1, ENC_NA); |
9471 | 19 | proto_tree_add_item(ext_tree, hf_gtp_ciot_opt_sup_ind_scni_pdn, tvb, offset, 1, ENC_NA); |
9472 | 19 | proto_tree_add_item(ext_tree, hf_gtp_ciot_opt_sup_ind_spare, tvb, offset, 1, ENC_NA); |
9473 | 19 | offset++; |
9474 | | |
9475 | 19 | if (length > 1) { |
9476 | 5 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 1); |
9477 | 5 | } |
9478 | | |
9479 | 19 | return 3 + length; |
9480 | 19 | } |
9481 | | |
9482 | | /* |
9483 | | * 7.7.121 SCEF PDN Connection |
9484 | | */ |
9485 | | static int |
9486 | | decode_gtp_scef_pdn_conn(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
9487 | 6 | { |
9488 | 6 | uint16_t length; |
9489 | 6 | proto_tree *ext_tree; |
9490 | 6 | uint32_t apn_length, scef_id_length; |
9491 | | |
9492 | 6 | length = tvb_get_ntohs(tvb, offset + 1); |
9493 | 6 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_SCEF_PDN_CONNECTION], NULL, |
9494 | 6 | val_to_str_ext_const(GTP_EXT_SCEF_PDN_CONNECTION, >pv1_val_ext, "Unknown")); |
9495 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9496 | | |
9497 | 6 | offset++; |
9498 | 6 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9499 | 6 | offset += 2; |
9500 | | |
9501 | 6 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_apn_length, tvb, offset, 1, ENC_NA, &apn_length); |
9502 | 6 | decode_apn(pinfo, tvb, offset + 1, (uint16_t)apn_length, ext_tree, NULL); |
9503 | | |
9504 | 6 | offset += 1 + apn_length; |
9505 | | |
9506 | 6 | proto_tree_add_item(ext_tree, hf_gtp_nsapi, tvb, offset, 1, ENC_NA); |
9507 | 6 | offset++; |
9508 | | |
9509 | 6 | proto_tree_add_item_ret_uint(ext_tree, hf_gtp_scef_id_length, tvb, offset, 2, ENC_BIG_ENDIAN, &scef_id_length); |
9510 | 6 | offset += 2; |
9511 | | |
9512 | 6 | proto_tree_add_item(ext_tree, hf_gtp_scef_id, tvb, offset, scef_id_length, ENC_ASCII); |
9513 | 6 | offset += scef_id_length; |
9514 | | |
9515 | 6 | if (length > 4 + apn_length + scef_id_length) { |
9516 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - (4 + apn_length + scef_id_length)); |
9517 | 2 | } |
9518 | | |
9519 | 6 | return 3 + length; |
9520 | 6 | } |
9521 | | /* |
9522 | | * 7.7.122 IOV_updates counter |
9523 | | */ |
9524 | | static int |
9525 | | decode_gtp_iov_updates_counter(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9526 | 4 | { |
9527 | 4 | uint16_t length; |
9528 | 4 | proto_tree *ext_tree; |
9529 | | |
9530 | 4 | length = tvb_get_ntohs(tvb, offset + 1); |
9531 | 4 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_IOV_UPDATES_COUNTER], NULL, |
9532 | 4 | val_to_str_ext_const(GTP_EXT_IOV_UPDATES_COUNTER, >pv1_val_ext, "Unknown")); |
9533 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9534 | | |
9535 | 4 | offset++; |
9536 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9537 | 4 | offset += 2; |
9538 | | |
9539 | 4 | proto_tree_add_item(ext_tree, hf_gtp_iov_updates_counter, tvb, offset, 1, ENC_BIG_ENDIAN); |
9540 | 4 | offset++; |
9541 | | |
9542 | 4 | if (length > 1) { |
9543 | 3 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 1); |
9544 | 3 | } |
9545 | | |
9546 | 4 | return 3 + length; |
9547 | 4 | } |
9548 | | /* |
9549 | | * 7.7.123 Mapped UE Usage Type |
9550 | | */ |
9551 | | static int |
9552 | | decode_gtp_mapped_ue_usage_type(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9553 | 3 | { |
9554 | 3 | uint16_t length; |
9555 | 3 | proto_tree *ext_tree; |
9556 | | |
9557 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
9558 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_MAPPED_UE_USAGE_TYPE], NULL, |
9559 | 3 | val_to_str_ext_const(GTP_EXT_MAPPED_UE_USAGE_TYPE, >pv1_val_ext, "Unknown")); |
9560 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9561 | | |
9562 | 3 | offset++; |
9563 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9564 | 3 | offset += 2; |
9565 | | |
9566 | 3 | proto_tree_add_item(ext_tree, hf_gtp_mapped_ue_usage_type, tvb, offset, 2, ENC_BIG_ENDIAN); |
9567 | 3 | offset += 2; |
9568 | | |
9569 | 3 | if (length > 2) { |
9570 | 3 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 2); |
9571 | 3 | } |
9572 | | |
9573 | 3 | return 3 + length; |
9574 | 3 | } |
9575 | | /* |
9576 | | * 7.7.124 UP Function Selection Indication Flags |
9577 | | */ |
9578 | | static int |
9579 | | decode_gtp_up_fun_sel_ind_flags(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9580 | 3 | { |
9581 | 3 | uint16_t length; |
9582 | 3 | proto_tree *ext_tree; |
9583 | | |
9584 | 3 | length = tvb_get_ntohs(tvb, offset + 1); |
9585 | 3 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_ies[GTP_EXT_UP_FUN_SEL_IND_FLAGS], NULL, |
9586 | 3 | val_to_str_ext_const(GTP_EXT_UP_FUN_SEL_IND_FLAGS, >pv1_val_ext, "Unknown")); |
9587 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ie_id, tvb, offset, 1, ENC_BIG_ENDIAN); |
9588 | | |
9589 | 3 | offset++; |
9590 | 3 | proto_tree_add_item(ext_tree, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9591 | 3 | offset += 2; |
9592 | | |
9593 | 3 | proto_tree_add_item(ext_tree, hf_gtp_up_fun_sel_ind_flags_dcnr, tvb, offset, 1, ENC_BIG_ENDIAN); |
9594 | 3 | proto_tree_add_item(ext_tree, hf_gtp_up_fun_sel_ind_flags_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
9595 | 3 | offset++; |
9596 | | |
9597 | 3 | if (length > 1) { |
9598 | 2 | proto_tree_add_expert(ext_tree, pinfo, &ei_gtp_undecoded, tvb, offset, length - 1); |
9599 | 2 | } |
9600 | | |
9601 | 3 | return 3 + length; |
9602 | 3 | } |
9603 | | |
9604 | | /* TS 32.295, chapter 6.2.4.5.4, page 30 */ |
9605 | | static int |
9606 | | decode_gtp_rel_pack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9607 | 13 | { |
9608 | | |
9609 | 13 | uint16_t length, n, number; |
9610 | 13 | proto_tree *ext_tree_rel_pack; |
9611 | | |
9612 | 13 | length = tvb_get_ntohs(tvb, offset + 1); |
9613 | | |
9614 | 13 | ext_tree_rel_pack = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_rel_pack, NULL, |
9615 | 13 | "Sequence numbers of released packets IE"); |
9616 | | |
9617 | 13 | n = 0; |
9618 | | |
9619 | 1.48k | while (n < length) { |
9620 | | |
9621 | 1.47k | number = tvb_get_ntohs(tvb, offset + 3 + n); |
9622 | 1.47k | proto_tree_add_uint_format(ext_tree_rel_pack, hf_gtp_seq_num_released, tvb, offset + 3 + n, 2, number, "%u", number); |
9623 | 1.47k | n = n + 2; |
9624 | | |
9625 | 1.47k | } |
9626 | | |
9627 | 13 | return 3 + length; |
9628 | 13 | } |
9629 | | |
9630 | | /* GPRS: 12.15 |
9631 | | * UMTS: 33.015 |
9632 | | */ |
9633 | | static int |
9634 | | decode_gtp_can_pack(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9635 | 14 | { |
9636 | | |
9637 | 14 | uint16_t length, n, number; |
9638 | 14 | proto_tree *ext_tree_can_pack; |
9639 | | |
9640 | 14 | length = tvb_get_ntohs(tvb, offset + 1); |
9641 | | |
9642 | 14 | ext_tree_can_pack = proto_tree_add_subtree(tree, tvb, offset, 3 + length, ett_gtp_can_pack, NULL, |
9643 | 14 | "Sequence numbers of cancelled packets IE"); |
9644 | | |
9645 | 14 | n = 0; |
9646 | | |
9647 | 836 | while (n < length) { |
9648 | | |
9649 | 822 | number = tvb_get_ntohs(tvb, offset + 3 + n); |
9650 | 822 | proto_tree_add_uint_format(ext_tree_can_pack, hf_gtp_seq_num_canceled, tvb, offset + 3 + n, 2, number, "%u", number); |
9651 | 822 | n += 2; |
9652 | 822 | } |
9653 | | |
9654 | 14 | return 3 + length; |
9655 | 14 | } |
9656 | | |
9657 | | /* CDRs dissector |
9658 | | * 3GPP TS 32.295 version 9.0.0 Release 9 |
9659 | | */ |
9660 | | |
9661 | | /* 3GPP TS 32.298 version 18.6.0, chapter 6.1, page 259 */ |
9662 | | static const value_string gtp_cdr_fmt_vals[] = { |
9663 | | {1, "Basic Encoding Rules (BER)"}, |
9664 | | {2, "Unaligned basic Packed Encoding Rules (PER)"}, |
9665 | | {3, "Aligned basic Packed Encoding Rules (PER)"}, |
9666 | | {4, "XML Encoding Rules (XER)"}, |
9667 | | {0, NULL} |
9668 | | }; |
9669 | | static int |
9670 | | decode_gtp_data_req(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
9671 | 25 | { |
9672 | | |
9673 | 25 | uint16_t length, cdr_length; |
9674 | 25 | uint8_t no, format, app_id, rel_id, ver_id, i; |
9675 | 25 | bool rel_id_zero = false; |
9676 | 25 | proto_tree *ext_tree, *ver_tree, *cdr_dr_tree; |
9677 | 25 | proto_item *fmt_item; |
9678 | 25 | tvbuff_t *next_tvb; |
9679 | | |
9680 | 25 | ext_tree = proto_tree_add_subtree(tree, tvb, offset, 1, ett_gtp_ext, NULL, |
9681 | 25 | val_to_str_ext_const(GTP_EXT_DATA_REQ, >p_val_ext, "Unknown message")); |
9682 | 25 | offset++; |
9683 | | |
9684 | 25 | length = tvb_get_ntohs(tvb, offset); |
9685 | 25 | proto_tree_add_uint(ext_tree, hf_gtp_length, tvb, offset, 2, length); |
9686 | 25 | offset+=2; |
9687 | | |
9688 | 25 | if (length == 0) { |
9689 | 1 | return 3; |
9690 | 1 | } |
9691 | | |
9692 | | /* Octet 4 Number of Data Records */ |
9693 | 24 | no = tvb_get_uint8(tvb, offset); |
9694 | 24 | proto_tree_add_item(ext_tree, hf_gtp_number_of_data_records, tvb, offset, 1, ENC_BIG_ENDIAN); |
9695 | 24 | offset++; |
9696 | | |
9697 | | /* Octet 5 Data Record Format */ |
9698 | 24 | format = tvb_get_uint8(tvb, offset); |
9699 | 24 | fmt_item = proto_tree_add_item(ext_tree, hf_gtp_data_record_format, tvb, offset, 1, ENC_BIG_ENDIAN); |
9700 | 24 | offset++; |
9701 | | /* The value range is 1-255 in decimal. The value '0' should not be used. |
9702 | | * Only the values 1-10 and 51-255 can be used for standards purposes. |
9703 | | * Values in the range of 11-50 are to be configured only by operators, and are not subject to standardization. |
9704 | | */ |
9705 | 24 | if(format < 5) { |
9706 | 18 | proto_item_append_text(fmt_item, " %s", val_to_str_const(format, gtp_cdr_fmt_vals, "Unknown")); |
9707 | | /* Octet 6 -7 Data Record Format Version |
9708 | | * 8 7 6 5 4 3 2 1 |
9709 | | * 6 Application Identifier Release Identifier |
9710 | | * 7 Version Identifier |
9711 | | * |
9712 | | * New with Release 15 and higher: |
9713 | | * 8 Release Identifier Extension |
9714 | | * The Release Identifier indicates the TS release up to and including |
9715 | | * 15. The Release Identifier Extension indicates TS releases above 15, |
9716 | | * in this case the Release Identifier has a value of '0' (decimal) |
9717 | | */ |
9718 | 18 | app_id = tvb_get_uint8(tvb,offset); |
9719 | 18 | rel_id = app_id & 0x0f; |
9720 | 18 | app_id = app_id >>4; |
9721 | 18 | ver_id = tvb_get_uint8(tvb,offset+1); |
9722 | 18 | if (rel_id == 0) { |
9723 | 8 | rel_id_zero = true; |
9724 | 8 | rel_id = tvb_get_uint8(tvb,offset+2); |
9725 | 8 | } |
9726 | | /* The second octet (#7 in Data Record Packet IE) identifies the version of the TS used to encode the CDR, |
9727 | | * i.e. its value corresponds to the second digit of the version number of the document [51] |
9728 | | * (as shown on the cover sheet), plus '1'. |
9729 | | * E.g. for version 3.4.0, the Version Identifier would be "5". |
9730 | | * In circumstances where the second digit is an alphabetical character, (e.g. 3.b.0), the corresponding ASCII value shall |
9731 | | * be taken, e.g. the Version Identifier would be "66" (ASCII(b)). |
9732 | | */ |
9733 | 18 | if(ver_id < 0x65) |
9734 | 11 | ver_id = ver_id -1; |
9735 | | /* XXX We don't handle ASCCI version */ |
9736 | | |
9737 | 18 | ver_tree = proto_tree_add_subtree_format(ext_tree, tvb, offset, (rel_id_zero || rel_id == 15) ? 3 : 2, ett_gtp_cdr_ver, NULL, |
9738 | 18 | "Data record format version: AppId %u Rel %u.%u.0", app_id,rel_id,ver_id); |
9739 | 18 | proto_tree_add_item(ver_tree, hf_gtp_cdr_app, tvb, offset, 1, ENC_BIG_ENDIAN); |
9740 | 18 | proto_tree_add_item(ver_tree, hf_gtp_cdr_rel, tvb, offset, 1, ENC_BIG_ENDIAN); |
9741 | 18 | offset++; |
9742 | 18 | proto_tree_add_item(ver_tree, hf_gtp_cdr_ver, tvb, offset, 1, ENC_BIG_ENDIAN); |
9743 | 18 | offset++; |
9744 | 18 | if(rel_id_zero) { |
9745 | | /* The Release Identifier indicates the TS release up to and including 15. |
9746 | | * The Release Identifier Extension indicates TS releases above 15, |
9747 | | * in this case the Release Identifier has a value of '0' (decimal). |
9748 | | */ |
9749 | 8 | fmt_item = proto_tree_add_item(ver_tree, hf_gtp_cdr_rel_ext, tvb, offset, 1, ENC_NA); |
9750 | 8 | offset++; |
9751 | 8 | if(rel_id < 16) { |
9752 | 7 | expert_add_info(pinfo, fmt_item, &ei_gtp_cdr_rel_ext_invalid); |
9753 | 7 | } |
9754 | 8 | } |
9755 | 42 | for(i = 0; i < no; ++i) { |
9756 | 24 | cdr_length = tvb_get_ntohs(tvb, offset); |
9757 | 24 | cdr_dr_tree = proto_tree_add_subtree_format(ext_tree, tvb, offset, cdr_length+2, |
9758 | 24 | ett_gtp_cdr_dr, NULL, "Data record %d", i + 1); |
9759 | 24 | proto_tree_add_uint(cdr_dr_tree, hf_gtp_cdr_length, tvb, offset, 2, cdr_length); |
9760 | 24 | offset+=2; |
9761 | 24 | proto_tree_add_item(cdr_dr_tree, hf_gtp_cdr_context, tvb, offset, cdr_length, ENC_NA); |
9762 | 24 | next_tvb = tvb_new_subset_remaining(tvb, offset); |
9763 | | |
9764 | | /* XXX this is for release 6, may not work for higher releases */ |
9765 | 24 | if(format==1) { |
9766 | 0 | if(rel_id <= 6){ |
9767 | 0 | dissect_gprscdr_GPRSCallEventRecord_PDU(next_tvb, pinfo, cdr_dr_tree, NULL); |
9768 | 0 | }else{ |
9769 | 0 | dissect_gprscdr_GPRSRecord_PDU(next_tvb, pinfo, cdr_dr_tree, NULL); |
9770 | 0 | } |
9771 | 24 | } else { |
9772 | | /* Do we have a dissector registering for this standardized encodings data format? */ |
9773 | 24 | dissector_try_uint(gtp_cdr_fmt_dissector_table, format, next_tvb, pinfo, cdr_dr_tree); |
9774 | 24 | } |
9775 | | |
9776 | 24 | offset = offset + cdr_length; |
9777 | 24 | } |
9778 | 18 | return offset; |
9779 | | |
9780 | 18 | } else { |
9781 | | /* Proprietary CDR format */ |
9782 | 6 | proto_item_append_text(fmt_item, " Proprietary or un documented format"); |
9783 | 6 | } |
9784 | | |
9785 | 6 | next_tvb = tvb_new_subset_remaining(tvb, offset); |
9786 | 6 | if (gtpcdr_handle) { |
9787 | 0 | call_dissector(gtpcdr_handle, next_tvb, pinfo, tree); |
9788 | 6 | } else { |
9789 | | /* Do we have a dissector registering for this proprietary data format? */ |
9790 | 6 | dissector_try_uint_with_data(gtp_cdr_fmt_dissector_table, format, next_tvb, pinfo, tree, false, &no); |
9791 | 6 | } |
9792 | | |
9793 | 6 | return 3 + length; |
9794 | 24 | } |
9795 | | |
9796 | | /* TS 32.295 */ |
9797 | | static int |
9798 | | decode_gtp_data_resp(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args) |
9799 | 43 | { |
9800 | | |
9801 | 43 | uint16_t length, n; |
9802 | 43 | proto_tree *ext_tree_data_resp; |
9803 | 43 | gtp_msg_hash_t *gcrp = NULL; |
9804 | 43 | unsigned request_responded_seq_no = 0; |
9805 | 43 | gtp_conv_info_t *gtp_info; |
9806 | | |
9807 | 43 | gtp_info = find_or_create_gtp_conv_info(pinfo, NULL); |
9808 | | |
9809 | 43 | length = tvb_get_ntohs(tvb, offset + 1); |
9810 | | |
9811 | 43 | ext_tree_data_resp = proto_tree_add_subtree(tree, tvb, offset, 3 + length, |
9812 | 43 | ett_gtp_data_resp, NULL, "Requests responded"); |
9813 | | |
9814 | 43 | n = 0; |
9815 | | |
9816 | 3.00k | while (n < length) { |
9817 | | |
9818 | 2.96k | proto_tree_add_item_ret_uint(ext_tree_data_resp, hf_gtp_requests_responded, tvb, offset + 3 + n, 2, ENC_BIG_ENDIAN, &request_responded_seq_no); |
9819 | 2.96k | n = n + 2; |
9820 | | |
9821 | | /* Unlike GTP, sequence number inside GTP' header of response is not used to confirm request. |
9822 | | * Instead of this "Data Record Transfer Response" message includes IE "Requests Responded" |
9823 | | * with sequence numbers of requests to confirm. |
9824 | | */ |
9825 | 2.96k | uint8_t cause_aux = 128; /* Cause accepted by default. Only used when args is NULL */ |
9826 | 2.96k | if (args) { |
9827 | 0 | cause_aux = args->last_cause; |
9828 | 0 | } |
9829 | 2.96k | gcrp = gtp_match_response(tvb, pinfo, tree, request_responded_seq_no, GTP_MSG_DATA_TRANSF_RESP, gtp_info, cause_aux); |
9830 | | /*pass packet to tap for response time reporting*/ |
9831 | 2.96k | if (gcrp) { |
9832 | 97 | tap_queue_packet(gtp_tap, pinfo, gcrp); |
9833 | 97 | } |
9834 | 2.96k | } |
9835 | | |
9836 | 43 | return 3 + length; |
9837 | | |
9838 | 43 | } |
9839 | | |
9840 | | /* GPRS: 12.15 |
9841 | | * UMTS: 33.015 |
9842 | | */ |
9843 | | static int |
9844 | | decode_gtp_node_addr(tvbuff_t * tvb, int offset, packet_info * pinfo _U_, proto_tree * tree, session_args_t * args _U_) |
9845 | 8 | { |
9846 | | |
9847 | 8 | uint16_t length; |
9848 | 8 | proto_tree *ext_tree_node_addr; |
9849 | 8 | proto_item *te; |
9850 | | |
9851 | 8 | length = tvb_get_ntohs(tvb, offset + 1); |
9852 | | |
9853 | 8 | ext_tree_node_addr = proto_tree_add_subtree(tree, tvb, offset, 3 + length, |
9854 | 8 | ett_gtp_node_addr, &te, "Node address: "); |
9855 | | |
9856 | 8 | proto_tree_add_item(ext_tree_node_addr, hf_gtp_node_address_length, tvb, offset + 1, 2, ENC_BIG_ENDIAN); |
9857 | | |
9858 | 8 | switch (length) { |
9859 | 0 | case 4: |
9860 | 0 | proto_tree_add_item(ext_tree_node_addr, hf_gtp_node_ipv4, tvb, offset + 3, 4, ENC_BIG_ENDIAN); |
9861 | 0 | proto_item_append_text(te, "%s", tvb_ip_to_str(pinfo->pool, tvb, offset + 3)); |
9862 | 0 | break; |
9863 | 0 | case 16: |
9864 | 0 | proto_tree_add_item(ext_tree_node_addr, hf_gtp_node_ipv6, tvb, offset + 3, 16, ENC_NA); |
9865 | 0 | proto_item_append_text(te, "%s", tvb_ip6_to_str(pinfo->pool, tvb, offset + 3)); |
9866 | 0 | break; |
9867 | 8 | default: |
9868 | 8 | proto_item_append_text(te, "unknown type or wrong length"); |
9869 | 8 | break; |
9870 | 8 | } |
9871 | | |
9872 | 8 | return 3 + length; |
9873 | | |
9874 | 8 | } |
9875 | | |
9876 | | /* GPRS: 9.60 v7.6.0, chapter 7.9.26 |
9877 | | * UMTS: 29.060 v4.0, chapter 7.7.46 Private Extension |
9878 | | * |
9879 | | */ |
9880 | | |
9881 | | static int |
9882 | | decode_gtp_priv_ext(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
9883 | 54 | { |
9884 | | |
9885 | 54 | uint16_t length, ext_id; |
9886 | 54 | proto_tree *ext_tree_priv_ext; |
9887 | 54 | proto_item *te; |
9888 | 54 | tvbuff_t *next_tvb; |
9889 | | |
9890 | 54 | ext_tree_priv_ext = proto_tree_add_subtree_format(tree, tvb, offset, 1, ett_gtp_ext, &te, |
9891 | 54 | "%s : ", val_to_str_ext_const(GTP_EXT_PRIV_EXT, >p_val_ext, "Unknown message")); |
9892 | | |
9893 | 54 | offset++; |
9894 | 54 | length = tvb_get_ntohs(tvb, offset); |
9895 | 54 | proto_tree_add_item(ext_tree_priv_ext, hf_gtp_ext_length, tvb, offset, 2, ENC_BIG_ENDIAN); |
9896 | 54 | offset += 2; |
9897 | 54 | if (length >= 2) { |
9898 | 49 | ext_id = tvb_get_ntohs(tvb, offset); |
9899 | 49 | proto_tree_add_uint(ext_tree_priv_ext, hf_gtp_ext_id, tvb, offset, 2, ext_id); |
9900 | 49 | proto_item_append_text(te, "%s (%u)", enterprises_lookup(ext_id, "Unknown"), ext_id); |
9901 | 49 | offset = offset + 2; |
9902 | | |
9903 | 49 | if (length > 2) { |
9904 | 47 | next_tvb = tvb_new_subset_length(tvb, offset, length-2); |
9905 | 47 | if(!dissector_try_uint(gtp_priv_ext_dissector_table, ext_id, next_tvb, pinfo, ext_tree_priv_ext)){ |
9906 | 47 | proto_tree_add_item(ext_tree_priv_ext, hf_gtp_ext_val, tvb, offset, length - 2, ENC_NA); |
9907 | 47 | } |
9908 | 47 | } |
9909 | 49 | } |
9910 | | |
9911 | 54 | return 3 + length; |
9912 | 54 | } |
9913 | | |
9914 | | static int |
9915 | | decode_gtp_unknown(tvbuff_t * tvb, int offset, packet_info * pinfo, proto_tree * tree, session_args_t * args _U_) |
9916 | 394 | { |
9917 | | |
9918 | 394 | proto_tree_add_expert(tree, pinfo, &ei_gtp_unknown_extension_header, tvb, offset, 1); |
9919 | | |
9920 | 394 | return tvb_reported_length_remaining(tvb, offset); |
9921 | 394 | } |
9922 | | |
9923 | | static void |
9924 | | track_gtp_session(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, gtp_hdr_t * gtp_hdr, wmem_list_t *teid_list, wmem_list_t *ip_list, uint32_t last_teid, address last_ip) |
9925 | 0 | { |
9926 | 0 | uint32_t session, frame_teid_cp; |
9927 | 0 | proto_item *it; |
9928 | | |
9929 | | /* GTP session */ |
9930 | 0 | if (tree) { |
9931 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
9932 | 0 | if (session) { |
9933 | 0 | it = proto_tree_add_uint(tree, hf_gtp_session, tvb, 0, 0, session); |
9934 | 0 | proto_item_set_generated(it); |
9935 | 0 | } |
9936 | 0 | } |
9937 | | |
9938 | |
|
9939 | 0 | if (!PINFO_FD_VISITED(pinfo) && gtp_version == 1) { |
9940 | | /* If the message does not have any session ID */ |
9941 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
9942 | 0 | if (!session) { |
9943 | | /* If the message is not a CPDPCRES, CPDPCREQ, UPDPREQ, UPDPRES |
9944 | | * then we remove its information from teid and ip lists |
9945 | | * XXX: Wouldn't it be better not to insert this information |
9946 | | * in the first place for other message types, instead of |
9947 | | * inserting it and then immediately removing it? |
9948 | | * At the very least, it would be faster to iterate through the |
9949 | | * teid_list and ip_list and remove via keys rather than doing |
9950 | | * removal through a reverse lookup. |
9951 | | */ |
9952 | 0 | if ((gtp_hdr->message != GTP_MSG_CREATE_PDP_RESP && gtp_hdr->message != GTP_MSG_CREATE_PDP_REQ && gtp_hdr->message != GTP_MSG_UPDATE_PDP_RESP |
9953 | 0 | && gtp_hdr->message != GTP_MSG_UPDATE_PDP_REQ)) { |
9954 | | /* If the lists are not empty*/ |
9955 | 0 | if (wmem_list_count(teid_list) && wmem_list_count(ip_list)) { |
9956 | 0 | remove_frame_info(pinfo->num); |
9957 | 0 | } |
9958 | 0 | } |
9959 | |
|
9960 | 0 | if (gtp_hdr->message == GTP_MSG_CREATE_PDP_REQ) { |
9961 | | /* If CPDPCREQ and not already in the list then we create a new session*/ |
9962 | 0 | add_gtp_session(pinfo->num, gtp_session_count++); |
9963 | 0 | } else if (gtp_hdr->message != GTP_MSG_CREATE_PDP_RESP) { |
9964 | | /* If this is an error indication then we have to check the session id that belongs to the message with the same data teid and ip */ |
9965 | 0 | if (gtp_hdr->message == GTP_MSG_ERR_IND) { |
9966 | 0 | if (get_frame(last_ip, last_teid, &frame_teid_cp) == 1) { |
9967 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(frame_teid_cp))); |
9968 | 0 | if (session) { |
9969 | | /* We add the corresponding session to the session list*/ |
9970 | 0 | add_gtp_session(pinfo->num, session); |
9971 | 0 | } |
9972 | 0 | } |
9973 | 0 | } |
9974 | 0 | else { |
9975 | | /* We have to check if its teid == teid_cp and ip.dst == gsn_ipv4 from the lists, if that is the case then we have to assign |
9976 | | the corresponding session ID */ |
9977 | 0 | if ((get_frame(pinfo->dst, (uint32_t)gtp_hdr->teid, &frame_teid_cp) == 1)) { |
9978 | | /* Then we have to set its session ID */ |
9979 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(frame_teid_cp))); |
9980 | 0 | if (session) { |
9981 | | /* We add the corresponding session to the list so that when a response came we can associate its session ID*/ |
9982 | 0 | add_gtp_session(pinfo->num, session); |
9983 | 0 | } |
9984 | 0 | } |
9985 | 0 | } |
9986 | 0 | } |
9987 | 0 | } |
9988 | 0 | } |
9989 | 0 | } |
9990 | | |
9991 | | static int |
9992 | | dissect_nrup(tvbuff_t * tvb, packet_info * pinfo _U_, proto_tree * tree, |
9993 | | void *private_data _U_) |
9994 | 6 | { |
9995 | 6 | uint32_t pdu_type; |
9996 | 6 | bool dl_disc_blk; |
9997 | 6 | bool dl_flush; |
9998 | 6 | uint32_t dl_disc_num_blks; |
9999 | 6 | int offset = 0; |
10000 | | |
10001 | | /* NRUP */ |
10002 | 6 | proto_item *nrup_ti; |
10003 | 6 | proto_tree *nrup_tree; |
10004 | | |
10005 | | /* Protocol subtree */ |
10006 | 6 | nrup_ti = proto_tree_add_item(tree, proto_nrup, tvb, offset, -1, ENC_NA); |
10007 | 6 | nrup_tree = proto_item_add_subtree(nrup_ti, ett_nrup); |
10008 | | |
10009 | | |
10010 | 6 | proto_tree_add_item_ret_uint(nrup_ti, hf_nrup_pdu_type,tvb, offset, 1, ENC_BIG_ENDIAN, &pdu_type); |
10011 | | |
10012 | 6 | switch (pdu_type) { |
10013 | 3 | case NR_UP_DL_USER_DATA: |
10014 | 3 | { |
10015 | | /* 5.5.2.1 */ |
10016 | 3 | bool report_delivered; |
10017 | | |
10018 | | /* PDU Type (=0) Spare DL Discard Blocks DL Flush Report polling Octet 1*/ |
10019 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_spr_bit_extnd_flag, tvb, offset, 1, ENC_BIG_ENDIAN); |
10020 | 3 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_dl_discrd_blks, tvb, offset, 1, ENC_BIG_ENDIAN, &dl_disc_blk); |
10021 | 3 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_dl_flush, tvb, offset, 1, ENC_BIG_ENDIAN, &dl_flush); |
10022 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_rpt_poll, tvb, offset, 1, ENC_BIG_ENDIAN); |
10023 | 3 | offset++; |
10024 | | |
10025 | | /* Spare Assistance Info. Report Polling Flag Retransmission flag*/ |
10026 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
10027 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_request_out_of_seq_report, tvb, offset, 1, ENC_BIG_ENDIAN); |
10028 | 3 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_report_delivered, tvb, offset, 1, ENC_BIG_ENDIAN, &report_delivered); |
10029 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_user_data_existence_flag, tvb, offset, 1, ENC_BIG_ENDIAN); |
10030 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_ass_inf_rep_poll_flag, tvb, offset, 1, ENC_BIG_ENDIAN); |
10031 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_retransmission_flag, tvb, offset, 1, ENC_BIG_ENDIAN); |
10032 | 3 | offset++; |
10033 | | |
10034 | | /* NR-U Sequence NUmber */ |
10035 | 3 | proto_tree_add_item(nrup_tree, hf_nrup_nr_u_seq_num, tvb, offset, 3, ENC_BIG_ENDIAN); |
10036 | 3 | offset += 3; |
10037 | | |
10038 | 3 | if (dl_flush) { |
10039 | | /* DL discard NR PDCP PDU SN */ |
10040 | 1 | proto_tree_add_item(nrup_tree, hf_nrup_dl_disc_nr_pdcp_pdu_sn, tvb, offset, 3, ENC_BIG_ENDIAN); |
10041 | 1 | offset += 3; |
10042 | 1 | } |
10043 | | /* Discarded blocks */ |
10044 | 3 | if (dl_disc_blk) { |
10045 | | /* DL discard Number of blocks */ |
10046 | 1 | proto_tree_add_item_ret_uint(nrup_tree, hf_nrup_dl_disc_num_blks, tvb, offset, 1, ENC_BIG_ENDIAN, &dl_disc_num_blks); |
10047 | 1 | offset++; |
10048 | 1 | while (dl_disc_num_blks) { |
10049 | | /* DL discard NR PDCP PDU SN start */ |
10050 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_dl_disc_nr_pdcp_pdu_sn_start, tvb, offset, 3, ENC_BIG_ENDIAN); |
10051 | 0 | offset += 3; |
10052 | | |
10053 | | /* Discarded Block size */ |
10054 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_dl_disc_blk_sz, tvb, offset, 1, ENC_BIG_ENDIAN); |
10055 | 0 | offset++; |
10056 | 0 | dl_disc_num_blks--; |
10057 | 0 | } |
10058 | 1 | } |
10059 | | |
10060 | 3 | if (report_delivered) { |
10061 | | /* DL report NR PDCP PDU SN */ |
10062 | 1 | proto_tree_add_item(nrup_tree, hf_nrup_dl_report_nr_pdcp_pdu_sn, tvb, offset, 3, ENC_BIG_ENDIAN); |
10063 | 1 | offset += 3; |
10064 | 1 | } |
10065 | 3 | break; |
10066 | 0 | } |
10067 | | |
10068 | 0 | case NR_UP_DL_DATA_DELIVERY_STATUS: |
10069 | 0 | { |
10070 | | /* 5.5.2.2 */ |
10071 | 0 | bool high_tx_nr_pdcp_sn_ind; |
10072 | 0 | bool high_del_nr_pdcp_sn_ind; |
10073 | 0 | bool lost_packet_report; |
10074 | 0 | bool high_retx_nr_pdcp_sn_ind; |
10075 | 0 | bool high_del_retx_nr_pdcp_sn_ind; |
10076 | 0 | bool cause_rpt; |
10077 | 0 | bool data_rate_ind; |
10078 | 0 | uint32_t lost_NR_U_SN_range; |
10079 | |
|
10080 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_high_tx_nr_pdcp_sn_ind ,tvb, offset,1, ENC_BIG_ENDIAN, &high_tx_nr_pdcp_sn_ind ); |
10081 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_high_delivered_nr_pdcp_sn_ind ,tvb, offset,1, ENC_BIG_ENDIAN, &high_del_nr_pdcp_sn_ind ); |
10082 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_final_frame_ind,tvb, offset, 1, ENC_BIG_ENDIAN); |
10083 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_lost_pkt_rpt,tvb, offset, 1, ENC_BIG_ENDIAN, &lost_packet_report); |
10084 | 0 | offset++; |
10085 | |
|
10086 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
10087 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_delivered_nr_pdcp_sn_range_ind ,tvb, offset,1, ENC_BIG_ENDIAN); |
10088 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_data_rate_ind,tvb, offset,1, ENC_BIG_ENDIAN, &data_rate_ind); |
10089 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_high_retx_nr_pdcp_sn_ind,tvb, offset,1, ENC_BIG_ENDIAN, &high_retx_nr_pdcp_sn_ind); |
10090 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_high_delivered_retx_nr_pdcp_sn_ind,tvb, offset,1, ENC_BIG_ENDIAN, &high_del_retx_nr_pdcp_sn_ind); |
10091 | 0 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_cause_rpt,tvb, offset,1, ENC_BIG_ENDIAN, &cause_rpt); |
10092 | 0 | offset++; |
10093 | |
|
10094 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_desrd_buff_sz_data_radio_bearer,tvb, offset, 4, ENC_BIG_ENDIAN); |
10095 | 0 | offset += 4; |
10096 | |
|
10097 | 0 | if (data_rate_ind){ |
10098 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_desrd_data_rate,tvb, offset, 4, ENC_BIG_ENDIAN); |
10099 | 0 | offset += 4; |
10100 | 0 | } |
10101 | |
|
10102 | 0 | if (lost_packet_report) { |
10103 | 0 | proto_tree_add_item_ret_uint(nrup_tree, hf_nrup_num_lost_nru_seq_num,tvb, offset, 1, ENC_BIG_ENDIAN, &lost_NR_U_SN_range); |
10104 | 0 | offset+=1; |
10105 | |
|
10106 | 0 | while (lost_NR_U_SN_range) { |
10107 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_start_lost_nru_seq_num,tvb, offset, 3, ENC_BIG_ENDIAN); |
10108 | 0 | offset += 3; |
10109 | |
|
10110 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_end_lost_nru_seq_num,tvb, offset, 3, ENC_BIG_ENDIAN); |
10111 | 0 | offset += 3; |
10112 | 0 | lost_NR_U_SN_range--; |
10113 | 0 | } |
10114 | 0 | } |
10115 | |
|
10116 | 0 | if (high_del_nr_pdcp_sn_ind) { |
10117 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_high_success_delivered_nr_pdcp_sn,tvb, offset, 3, ENC_BIG_ENDIAN); |
10118 | 0 | offset += 3; |
10119 | 0 | } |
10120 | |
|
10121 | 0 | if (high_tx_nr_pdcp_sn_ind) { |
10122 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_high_tx_nr_pdcp_sn,tvb, offset, 3, ENC_BIG_ENDIAN); |
10123 | 0 | offset += 3; |
10124 | 0 | } |
10125 | |
|
10126 | 0 | if (cause_rpt) { |
10127 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_cause_val,tvb, offset, 1, ENC_BIG_ENDIAN); |
10128 | 0 | offset ++; |
10129 | 0 | } |
10130 | |
|
10131 | 0 | if (high_del_retx_nr_pdcp_sn_ind) { |
10132 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_high_success_delivered_retx_nr_pdcp_sn,tvb, offset, 3, ENC_BIG_ENDIAN); |
10133 | 0 | offset += 3; |
10134 | 0 | } |
10135 | |
|
10136 | 0 | if (high_retx_nr_pdcp_sn_ind) { |
10137 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_high_retx_nr_pdcp_sn,tvb, offset, 3, ENC_BIG_ENDIAN); |
10138 | 0 | } |
10139 | |
|
10140 | 0 | break; |
10141 | 0 | } |
10142 | | |
10143 | 1 | case NR_UP_ASSISTANCE_INFORMATION_DATA: |
10144 | 1 | { |
10145 | | /* 5.5.2.3 */ |
10146 | 1 | bool pdcp_duplication_indication; |
10147 | 1 | bool assistance_information_ind; |
10148 | 1 | bool ul_delay_ind; |
10149 | 1 | bool dl_delay_ind; |
10150 | 1 | bool pdcp_duplication_suggestion; |
10151 | | |
10152 | | /* Flags */ |
10153 | 1 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_pdcp_duplication_ind, tvb, offset,1, ENC_BIG_ENDIAN, &pdcp_duplication_indication); |
10154 | 1 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_assistance_information_ind, tvb, offset,1, ENC_BIG_ENDIAN, &assistance_information_ind); |
10155 | 1 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_ul_delay_ind, tvb, offset,1, ENC_BIG_ENDIAN, &ul_delay_ind); |
10156 | 1 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_dl_delay_ind, tvb, offset,1, ENC_BIG_ENDIAN, &dl_delay_ind); |
10157 | 1 | offset++; |
10158 | 1 | proto_tree_add_item(nrup_tree, hf_nrup_spare_2, tvb, offset,1, ENC_BIG_ENDIAN); |
10159 | 1 | proto_tree_add_item_ret_boolean(nrup_tree, hf_nrup_pdcp_duplication_activation_suggestion, |
10160 | 1 | tvb, offset,1, ENC_BIG_ENDIAN, &pdcp_duplication_suggestion); |
10161 | 1 | offset++; |
10162 | | |
10163 | | /* Number of Assistance Information Fields */ |
10164 | 1 | if (assistance_information_ind) { |
10165 | 0 | uint32_t number_of_assistance_information_fields = 0; |
10166 | 0 | uint32_t num_octets_radio_qa_info; |
10167 | | |
10168 | | /* Number of assistance info fields */ |
10169 | 0 | proto_tree_add_item_ret_uint(nrup_tree, hf_nrup_num_assistance_info_fields, |
10170 | 0 | tvb, offset,1, ENC_BIG_ENDIAN, &number_of_assistance_information_fields); |
10171 | 0 | offset++; |
10172 | |
|
10173 | 0 | for (unsigned n=0; n < number_of_assistance_information_fields; n++) { |
10174 | | /* Assistance Information Type */ |
10175 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_assistance_information_type, |
10176 | 0 | tvb, offset,1, ENC_BIG_ENDIAN); |
10177 | 0 | offset++; |
10178 | | /* Num octets in assistance info */ |
10179 | 0 | proto_tree_add_item_ret_uint(nrup_tree, hf_nrup_num_octets_radio_qa_info, |
10180 | 0 | tvb, offset, 1, ENC_BIG_ENDIAN, &num_octets_radio_qa_info); |
10181 | 0 | offset++; |
10182 | | /* Radio Quality Assistance info */ |
10183 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_radio_qa_info, tvb, offset, |
10184 | 0 | num_octets_radio_qa_info, ENC_NA); |
10185 | 0 | offset += num_octets_radio_qa_info; |
10186 | 0 | } |
10187 | 0 | } |
10188 | | |
10189 | | /* UL Delay DU Result */ |
10190 | 1 | if (ul_delay_ind) { |
10191 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_ul_delay_du_result, tvb, offset, 4, ENC_BIG_ENDIAN); |
10192 | 0 | offset += 4; |
10193 | 0 | } |
10194 | | /* DL Delay DU Result */ |
10195 | 1 | if (dl_delay_ind) { |
10196 | 0 | proto_tree_add_item(nrup_tree, hf_nrup_dl_delay_du_result, tvb, offset, 4, ENC_BIG_ENDIAN); |
10197 | 0 | offset += 4; |
10198 | 0 | } |
10199 | 1 | break; |
10200 | 0 | } |
10201 | 2 | default: |
10202 | | /* TODO: expert info error for unexpected PDU type? */ |
10203 | 2 | break; |
10204 | 6 | } |
10205 | | |
10206 | 6 | return offset; |
10207 | 6 | } |
10208 | | |
10209 | | /* TS 38.425 */ |
10210 | | static void |
10211 | | addRANContParameter(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, int length) |
10212 | 6 | { |
10213 | 6 | tvbuff_t *next_tvb = tvb_new_subset_length(tvb, offset, length); |
10214 | 6 | call_dissector(nrup_handle, next_tvb, pinfo, tree); |
10215 | 6 | } |
10216 | | |
10217 | | static void |
10218 | | dissect_gtp_tpdu_by_handle(dissector_handle_t handle, tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset) |
10219 | 0 | { |
10220 | 0 | tvbuff_t *next_tvb; |
10221 | 0 | next_tvb = tvb_new_subset_remaining(tvb, offset); |
10222 | 0 | call_dissector(handle, next_tvb, pinfo, tree); |
10223 | 0 | col_prepend_fstr(pinfo->cinfo, COL_PROTOCOL, "GTP/"); |
10224 | 0 | } |
10225 | | |
10226 | | static void |
10227 | | dissect_gtp_tpdu_as_pdcp_lte_info(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, gtp_hdr_t *gtp_hdr, int offset) |
10228 | 0 | { |
10229 | | /* Check if we have info to call the PDCP dissector */ |
10230 | 0 | struct pdcp_lte_info *p_pdcp_info; |
10231 | 0 | uat_pdcp_lte_keys_record_t * found_record; |
10232 | 0 | tvbuff_t *pdcp_lte_tvb; |
10233 | |
|
10234 | 0 | if ((found_record = look_up_pdcp_lte_keys_record(pinfo, (uint32_t)gtp_hdr->teid))) { |
10235 | | /* Look for attached packet info! */ |
10236 | 0 | p_pdcp_info = (struct pdcp_lte_info *)p_get_proto_data(wmem_file_scope(), pinfo, proto_pdcp_lte, 0); |
10237 | | /* If we don't have the data, add it */ |
10238 | 0 | if (p_pdcp_info == NULL) { |
10239 | 0 | p_pdcp_info = wmem_new0(wmem_file_scope(), pdcp_lte_info); |
10240 | | /* Channel info is needed for RRC parsing */ |
10241 | 0 | p_pdcp_info->direction = found_record->direction; |
10242 | 0 | p_pdcp_info->ueid = found_record->ue_id; |
10243 | 0 | p_pdcp_info->channelType = Channel_DCCH; |
10244 | 0 | p_pdcp_info->channelId = found_record->rb_id; |
10245 | | /*p_pdcp_info->BCCHTransport;*/ |
10246 | | |
10247 | | /* Details of PDCP header */ |
10248 | 0 | if (found_record->header_present == PDCP_LTE_HEADER_PRESENT) { |
10249 | 0 | p_pdcp_info->no_header_pdu = false; |
10250 | 0 | } else { |
10251 | 0 | p_pdcp_info->no_header_pdu = true; |
10252 | 0 | } |
10253 | 0 | p_pdcp_info->plane = found_record->plane; |
10254 | 0 | p_pdcp_info->seqnum_length = found_record->lte_sn_length; |
10255 | | |
10256 | | /* RoHC settings */ |
10257 | 0 | p_pdcp_info->rohc.rohc_compression = found_record->rohc_compression; |
10258 | 0 | p_pdcp_info->rohc.rohc_ip_version = 4; /* For now set it explicitly */ |
10259 | 0 | p_pdcp_info->rohc.cid_inclusion_info = false; |
10260 | 0 | p_pdcp_info->rohc.large_cid_present = false; |
10261 | 0 | p_pdcp_info->rohc.mode = MODE_NOT_SET; |
10262 | 0 | p_pdcp_info->rohc.rnd = false; |
10263 | 0 | p_pdcp_info->rohc.udp_checksum_present = false; |
10264 | 0 | p_pdcp_info->rohc.profile = found_record->rohc_profile; |
10265 | | |
10266 | | /* p_pdcp_info->is_retx;*/ |
10267 | | |
10268 | | /* Used by heuristic dissector only */ |
10269 | | /*p_pdcp_info->pdu_length;*/ |
10270 | 0 | p_add_proto_data(wmem_file_scope(), pinfo, proto_pdcp_lte, 0, p_pdcp_info); |
10271 | 0 | } |
10272 | 0 | pdcp_lte_tvb = tvb_new_subset_remaining(tvb, offset); |
10273 | 0 | call_dissector(pdcp_lte_handle, pdcp_lte_tvb, pinfo, tree); |
10274 | |
|
10275 | 0 | } else { |
10276 | 0 | proto_tree_add_subtree(tree, tvb, offset, -1, ett_gtp_pdcp_no_conf, NULL, "[No PDCP-LTE Configuration data found]"); |
10277 | 0 | proto_tree_add_item(tree, hf_pdcp_cont, tvb, offset, -1, ENC_NA); |
10278 | 0 | } |
10279 | 0 | } |
10280 | | |
10281 | | static void |
10282 | | dissect_gtp_tpsu_as_pdcp_nr_info(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, gtp_hdr_t *gtp_hdr, int offset) |
10283 | 0 | { |
10284 | | /*NR-U DUD or DDDS PDU |
10285 | | * This is NR-U DUD/DDDS PDU. It contains PDCP |
10286 | | * payload as per 3GPP TS 38.323 |
10287 | | */ |
10288 | | /* Check if we have info to call the PDCP dissector */ |
10289 | 0 | uat_pdcp_nr_keys_record_t* found_record; |
10290 | |
|
10291 | 0 | if ((found_record = look_up_pdcp_nr_keys_record(pinfo, (uint32_t)gtp_hdr->teid))) { |
10292 | 0 | tvbuff_t *pdcp_tvb; |
10293 | 0 | struct pdcp_nr_info temp_data; |
10294 | |
|
10295 | 0 | pdcp_tvb = tvb_new_subset_remaining(tvb, offset); |
10296 | | |
10297 | | /* Fill in pdcp_nr_info */ |
10298 | 0 | temp_data.direction = found_record->direction; |
10299 | 0 | temp_data.bearerType = Bearer_DCCH; /* always */ |
10300 | | /* Want to use same ueid as other PDCP config.. */ |
10301 | 0 | temp_data.ueid = found_record->ue_id; |
10302 | | /* Get this from table, may also be available from F1AP signalling... */ |
10303 | 0 | temp_data.bearerId = found_record->rb_id; |
10304 | | |
10305 | | /* Details of PDCP header */ |
10306 | 0 | temp_data.plane = found_record->plane; |
10307 | 0 | temp_data.seqnum_length = found_record->pdcp_nr_sn_length; |
10308 | | /* PDCP_NR_(U|D)L_sdap_hdr_PRESENT bitmask */ |
10309 | 0 | if (found_record->sdap_header_present == PDCP_NR_SDAP_HEADER_PRESENT) { |
10310 | 0 | if (temp_data.direction == PDCP_NR_DIRECTION_UPLINK) { |
10311 | 0 | temp_data.sdap_header = PDCP_NR_UL_SDAP_HEADER_PRESENT; |
10312 | 0 | } else { |
10313 | 0 | temp_data.sdap_header = PDCP_NR_DL_SDAP_HEADER_PRESENT; |
10314 | 0 | } |
10315 | 0 | } else { |
10316 | 0 | temp_data.sdap_header = 0; |
10317 | 0 | } |
10318 | | /* Integrity MAC present? */ |
10319 | 0 | temp_data.maci_present = found_record->mac_i_present; |
10320 | | |
10321 | | /* RoHC settings */ |
10322 | 0 | temp_data.rohc.rohc_compression = found_record->rohc_compression; |
10323 | 0 | temp_data.rohc.rohc_ip_version = 4; /* For now set it explicitly */ |
10324 | 0 | temp_data.rohc.cid_inclusion_info = false; |
10325 | 0 | temp_data.rohc.large_cid_present = false; |
10326 | 0 | temp_data.rohc.mode = MODE_NOT_SET; |
10327 | 0 | temp_data.rohc.rnd = false; |
10328 | 0 | temp_data.rohc.udp_checksum_present = false; |
10329 | 0 | temp_data.rohc.profile = found_record->rohc_profile; |
10330 | |
|
10331 | 0 | temp_data.is_retx = 0; |
10332 | | |
10333 | | /* Used by heuristic dissector only */ |
10334 | 0 | temp_data.pdu_length = 0; |
10335 | |
|
10336 | 0 | call_dissector_with_data(pdcp_nr_handle, pdcp_tvb, pinfo, tree, &temp_data); |
10337 | 0 | } else { |
10338 | 0 | proto_tree_add_subtree(tree, tvb, offset, -1, ett_gtp_pdcp_no_conf, NULL, "[No PDCP-NR Configuration data found]"); |
10339 | 0 | proto_tree_add_item(tree, hf_pdcp_cont, tvb, offset, -1, ENC_NA); |
10340 | 0 | } |
10341 | 0 | } |
10342 | | |
10343 | | static int |
10344 | | dissect_gtp_common(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree) |
10345 | 2.07k | { |
10346 | 2.07k | uint8_t octet; |
10347 | 2.07k | gtp_hdr_t *gtp_hdr = NULL; |
10348 | 2.07k | proto_tree *gtp_tree = NULL, *ext_tree; |
10349 | 2.07k | proto_tree *ran_cont_tree = NULL; |
10350 | 2.07k | proto_item *ti = NULL, *tf, *ext_hdr_len_item, *message_item; |
10351 | 2.07k | int i, offset = 0, checked_field, mandatory; |
10352 | 2.07k | bool gtp_prime, has_SN; |
10353 | 2.07k | unsigned seq_no = 0; |
10354 | 2.07k | unsigned flow_label = 0; |
10355 | 2.07k | unsigned pdu_no, next_hdr = 0; |
10356 | 2.07k | uint8_t ext_hdr_val; |
10357 | 2.07k | unsigned ext_hdr_length; |
10358 | 2.07k | uint32_t ext_hdr_pdcpsn, value; |
10359 | 2.07k | char *tid_str; |
10360 | 2.07k | uint8_t acfield_len = 0; |
10361 | 2.07k | gtp_msg_hash_t *gcrp = NULL; |
10362 | 2.07k | gtp_conv_info_t *gtp_info; |
10363 | 2.07k | session_args_t *args = NULL; |
10364 | 2.07k | ie_decoder *decoder = NULL; |
10365 | | |
10366 | | /* Do we have enough bytes for the version and message type? */ |
10367 | 2.07k | if (!tvb_bytes_exist(tvb, 0, 2)) { |
10368 | | /* No - reject the packet. */ |
10369 | 1 | return 0; |
10370 | 1 | } |
10371 | 2.06k | octet = tvb_get_uint8(tvb, 0); |
10372 | 2.06k | if (((octet >> 5) & 0x07) > 2) { |
10373 | | /* Version > 2; reject the packet */ |
10374 | 15 | return 0; |
10375 | 15 | } |
10376 | 2.05k | octet = tvb_get_uint8(tvb, 1); |
10377 | 2.05k | if (octet == GTP_MSG_UNKNOWN || try_val_to_str(octet, gtp_message_type) == NULL) { |
10378 | | /* Unknown message type; reject the packet */ |
10379 | 72 | return 0; |
10380 | 72 | } |
10381 | | |
10382 | | /* Setting everything to 0, so that the TEID is 0 for GTP version 0 |
10383 | | * The magic number should perhaps be replaced. |
10384 | | */ |
10385 | 1.98k | gtp_hdr = wmem_new0(pinfo->pool, gtp_hdr_t); |
10386 | | |
10387 | | /* Setting the TEID to -1 to say that the TEID is not valid for this packet */ |
10388 | 1.98k | gtp_hdr->teid = -1; |
10389 | | |
10390 | 1.98k | col_set_str(pinfo->cinfo, COL_PROTOCOL, "GTP"); |
10391 | 1.98k | col_clear(pinfo->cinfo, COL_INFO); |
10392 | | |
10393 | 1.98k | if (g_gtp_session) { |
10394 | 0 | args = wmem_new0(pinfo->pool, session_args_t); |
10395 | 0 | args->last_cause = 128; /* It stores the last cause decoded. Cause accepted by default */ |
10396 | | /* We create the auxiliary lists */ |
10397 | 0 | args->teid_list = wmem_list_new(pinfo->pool); |
10398 | 0 | args->ip_list = wmem_list_new(pinfo->pool); |
10399 | 0 | } |
10400 | | |
10401 | 1.98k | gtp_info = find_or_create_gtp_conv_info(pinfo, NULL); |
10402 | | |
10403 | 1.98k | gtp_hdr->flags = tvb_get_uint8(tvb, offset); |
10404 | | |
10405 | 1.98k | if (!(gtp_hdr->flags & 0x10)){ |
10406 | 334 | gtp_prime = true; |
10407 | 1.64k | }else{ |
10408 | 1.64k | gtp_prime = false; |
10409 | 1.64k | } |
10410 | | |
10411 | 1.98k | switch ((gtp_hdr->flags >> 5) & 0x07) { |
10412 | 676 | case 0: |
10413 | 676 | gtp_version = 0; |
10414 | 676 | break; |
10415 | 437 | case 1: |
10416 | 437 | gtp_version = 1; |
10417 | 437 | break; |
10418 | 869 | default: |
10419 | 869 | gtp_version = 1; |
10420 | 869 | break; |
10421 | 1.98k | } |
10422 | 1.98k | if (tree) { |
10423 | 1.98k | if (gtp_prime) { |
10424 | 334 | static int * const gtp_prime_flags[] = { |
10425 | 334 | &hf_gtp_prime_flags_ver, |
10426 | 334 | &hf_gtp_flags_pt, |
10427 | 334 | &hf_gtp_flags_spare1, |
10428 | 334 | NULL |
10429 | 334 | }; |
10430 | 334 | static int * const gtp_prime_v0_flags[] = { |
10431 | 334 | &hf_gtp_prime_flags_ver, |
10432 | 334 | &hf_gtp_flags_pt, |
10433 | 334 | &hf_gtp_flags_spare1, |
10434 | 334 | &hf_gtp_flags_hdr_length, |
10435 | 334 | NULL |
10436 | 334 | }; |
10437 | | |
10438 | 334 | ti = proto_tree_add_item(tree, proto_gtpprime, tvb, 0, -1, ENC_NA); |
10439 | 334 | gtp_tree = proto_item_add_subtree(ti, ett_gtp); |
10440 | | |
10441 | | /* Octet 8 7 6 5 4 3 2 1 |
10442 | | * 1 Version | PT| Spare '1 1 1 '| ' 0/1 ' |
10443 | | */ |
10444 | | |
10445 | | /* Bit 1 of octet 1 is not used in GTP' (except in v0), and it is marked '0' |
10446 | | * in the GTP' header. It is in use in GTP' v0 and distinguishes the used header-length. |
10447 | | * In the case of GTP' v0, this bit being marked one (1) indicates the usage of the 6 |
10448 | | * octets header. If the bit is set to '0' (usually the case) the 20-octet header is used. |
10449 | | * For all other versions of GTP', this bit is not used and is set to '0'. However, |
10450 | | * this does not suggest the use of the 20-octet header, rather a shorter 6-octet header. |
10451 | | */ |
10452 | 334 | if (gtp_version == 0) { |
10453 | 276 | proto_tree_add_bitmask_value_with_flags(gtp_tree, tvb, offset, hf_gtp_flags, |
10454 | 276 | ett_gtp_flags, gtp_prime_v0_flags, gtp_hdr->flags, BMT_NO_APPEND); |
10455 | 276 | } else { |
10456 | 58 | proto_tree_add_bitmask_value_with_flags(gtp_tree, tvb, offset, hf_gtp_flags, |
10457 | 58 | ett_gtp_flags, gtp_prime_flags, gtp_hdr->flags, BMT_NO_APPEND); |
10458 | 58 | } |
10459 | 1.64k | } else { |
10460 | 1.64k | static int * const gtp_flags[] = { |
10461 | 1.64k | &hf_gtp_flags_ver, |
10462 | 1.64k | &hf_gtp_flags_pt, |
10463 | 1.64k | &hf_gtp_flags_spare2, |
10464 | 1.64k | &hf_gtp_flags_e, |
10465 | 1.64k | &hf_gtp_flags_s, |
10466 | 1.64k | &hf_gtp_flags_pn, |
10467 | 1.64k | NULL |
10468 | 1.64k | }; |
10469 | 1.64k | static int * const gtp_v0_flags[] = { |
10470 | 1.64k | &hf_gtp_flags_ver, |
10471 | 1.64k | &hf_gtp_flags_pt, |
10472 | 1.64k | &hf_gtp_flags_spare1, |
10473 | 1.64k | &hf_gtp_flags_snn, |
10474 | 1.64k | NULL |
10475 | 1.64k | }; |
10476 | 1.64k | ti = proto_tree_add_item(tree, proto_gtp, tvb, 0, -1, ENC_NA); |
10477 | 1.64k | gtp_tree = proto_item_add_subtree(ti, ett_gtp); |
10478 | | |
10479 | 1.64k | if (gtp_version == 0) { |
10480 | 400 | proto_tree_add_bitmask_value_with_flags(gtp_tree, tvb, offset, hf_gtp_flags, |
10481 | 400 | ett_gtp_flags, gtp_v0_flags, gtp_hdr->flags, BMT_NO_APPEND); |
10482 | 1.24k | } else { |
10483 | 1.24k | proto_tree_add_bitmask_value_with_flags(gtp_tree, tvb, offset, hf_gtp_flags, |
10484 | 1.24k | ett_gtp_flags, gtp_flags, gtp_hdr->flags, BMT_NO_APPEND); |
10485 | 1.24k | } |
10486 | 1.64k | } |
10487 | 1.98k | } |
10488 | 1.98k | offset++; |
10489 | | |
10490 | 1.98k | gtp_hdr->message = tvb_get_uint8(tvb, offset); |
10491 | | /* Link direction is needed to properly dissect PCO */ |
10492 | 1.98k | switch(gtp_hdr->message){ |
10493 | 11 | case GTP_MSG_DELETE_PDP_REQ: |
10494 | 53 | case GTP_MSG_UPDATE_PDP_REQ: |
10495 | 68 | case GTP_MSG_CREATE_PDP_REQ: |
10496 | 113 | case GTP_MSG_INIT_PDP_CONTEXT_ACT_REQ: |
10497 | 117 | case GTP_MSG_PDU_NOTIFY_REQ: |
10498 | 169 | case GTP_MSG_PDU_NOTIFY_REJ_REQ: |
10499 | 225 | case GTP_MSG_FORW_RELOC_REQ: /* direction added for UTRAN Container & BSS Container decode */ |
10500 | 225 | pinfo->link_dir = P2P_DIR_UL; |
10501 | 225 | break; |
10502 | 715 | case GTP_MSG_DELETE_PDP_RESP: |
10503 | 762 | case GTP_MSG_UPDATE_PDP_RESP: |
10504 | 797 | case GTP_MSG_CREATE_PDP_RESP: |
10505 | 915 | case GTP_MSG_INIT_PDP_CONTEXT_ACT_RESP: |
10506 | 1.13k | case GTP_MSG_FORW_RELOC_RESP: /* direction added for UTRAN Container & BSS Container decode */ |
10507 | 1.13k | pinfo->link_dir = P2P_DIR_DL; |
10508 | 1.13k | break; |
10509 | 618 | default: |
10510 | 618 | break; |
10511 | 1.98k | } |
10512 | 1.98k | col_set_str(pinfo->cinfo, COL_INFO, val_to_str_ext_const(gtp_hdr->message, >p_message_type_ext, "Unknown")); |
10513 | 1.98k | message_item = proto_tree_add_uint(gtp_tree, hf_gtp_message_type, tvb, offset, 1, gtp_hdr->message); |
10514 | 1.98k | offset++; |
10515 | | |
10516 | 1.98k | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_length, tvb, 2, 2, ENC_BIG_ENDIAN, >p_hdr->length); |
10517 | 1.98k | offset += 2; |
10518 | | |
10519 | | /* We initialize the sequence number*/ |
10520 | 1.98k | has_SN = false; |
10521 | 1.98k | if (gtp_prime) { |
10522 | 334 | has_SN = true; |
10523 | 334 | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_seq_number, tvb, offset, 2, ENC_BIG_ENDIAN, &seq_no); |
10524 | 334 | offset += 2; |
10525 | | /* If GTP' version is 0 and bit 1 is 0 20 bytes header is used, dissect it */ |
10526 | 334 | if( (gtp_version == 0) && ((gtp_hdr->flags & 0x01) == 0) ) { |
10527 | 241 | proto_tree_add_item(gtp_tree, hf_gtp_dummy_octets, tvb, offset, 14, ENC_NA); |
10528 | 241 | offset += 14; |
10529 | 241 | } |
10530 | | |
10531 | 334 | set_actual_length(tvb, offset + gtp_hdr->length); |
10532 | 1.64k | } else { |
10533 | 1.64k | switch (gtp_version) { |
10534 | 400 | case 0: |
10535 | 400 | has_SN = true; |
10536 | 400 | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_seq_number, tvb, offset, 2, ENC_BIG_ENDIAN, &seq_no); |
10537 | 400 | offset += 2; |
10538 | | |
10539 | 400 | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_flow_label, tvb, offset, 2, ENC_BIG_ENDIAN, &flow_label); |
10540 | 400 | offset += 2; |
10541 | | |
10542 | 400 | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_sndcp_number, tvb, offset, 1, ENC_NA, &pdu_no); |
10543 | 400 | offset += 4; |
10544 | | |
10545 | 400 | tid_str = id_to_str(tvb, offset); |
10546 | 400 | proto_tree_add_string(gtp_tree, hf_gtp_tid, tvb, offset, 8, tid_str); |
10547 | 400 | offset += 8; |
10548 | | |
10549 | 400 | set_actual_length(tvb, offset + gtp_hdr->length); |
10550 | | |
10551 | 400 | break; |
10552 | 1.24k | case 1: |
10553 | 1.24k | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_teid, tvb, offset, 4, ENC_BIG_ENDIAN, &value); |
10554 | 1.24k | gtp_hdr->teid = value; |
10555 | 1.24k | offset += 4; |
10556 | | |
10557 | 1.24k | set_actual_length(tvb, offset + gtp_hdr->length); |
10558 | | |
10559 | | /* Are sequence number/N-PDU Number/extension header present? |
10560 | | See NOTE 5 of Figure 2 of 3GPP TS 29.060 version 4.3.0 |
10561 | | Release 4 - the Sequence Number, N-PDU Number, and |
10562 | | Next Extension Header fields are present if any of |
10563 | | GTP_E_MASK, GTP_S_MASK, or GTP_PN_MASK are set. */ |
10564 | 1.24k | if (gtp_hdr->flags & (GTP_E_MASK|GTP_S_MASK|GTP_PN_MASK)) { |
10565 | | /* Those fields are only *interpreted* if the |
10566 | | particular flag for the field is set. */ |
10567 | 1.16k | if (gtp_hdr->flags & GTP_S_MASK) { |
10568 | 311 | has_SN = true; |
10569 | 311 | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_seq_number, tvb, offset, 2, ENC_BIG_ENDIAN, &seq_no); |
10570 | 311 | } |
10571 | 1.16k | offset += 2; |
10572 | | |
10573 | 1.16k | if (gtp_hdr->flags & GTP_PN_MASK) { |
10574 | 885 | proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_npdu_number, tvb, offset, 1, ENC_NA, &pdu_no); |
10575 | 885 | } |
10576 | 1.16k | offset++; |
10577 | | |
10578 | 1.16k | if (gtp_hdr->flags & GTP_E_MASK) { |
10579 | 38 | proto_item* hdr_ext_item; |
10580 | 38 | hdr_ext_item = proto_tree_add_item_ret_uint(gtp_tree, hf_gtp_ext_hdr_next, tvb, offset, 1, ENC_NA, &next_hdr); |
10581 | 38 | offset++; |
10582 | | /* Add each extension header found. */ |
10583 | 103 | while (next_hdr != 0) { |
10584 | 68 | tf = proto_tree_add_item(gtp_tree, hf_gtp_ext_hdr, tvb, offset, 0, ENC_NA); |
10585 | 68 | ext_tree = proto_item_add_subtree(tf, ett_gtp_ext_hdr); |
10586 | 68 | ext_hdr_len_item = proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ext_hdr_length, tvb, offset, 1, ENC_NA, &ext_hdr_length); |
10587 | 68 | proto_item_set_len(tf, ext_hdr_length * 4); |
10588 | 68 | if (ext_hdr_length == 0) { |
10589 | 2 | expert_add_info_format(pinfo, ext_hdr_len_item, &ei_gtp_ext_length_mal, |
10590 | 2 | "Extension header length is zero"); |
10591 | 2 | return tvb_reported_length(tvb); |
10592 | 2 | } |
10593 | 66 | offset++; |
10594 | 66 | proto_item_append_text(tf, " (%s)", val_to_str_const(next_hdr, next_extension_header_fieldvals, "Unknown")); |
10595 | | |
10596 | 66 | switch (next_hdr) { |
10597 | | |
10598 | 0 | case GTP_EXT_HDR_UDP_PORT: |
10599 | | /* UDP Port |
10600 | | * 3GPP 29.281 v9.0.0, 5.2.2.1 UDP Port |
10601 | | * "This extension header may be transmitted in |
10602 | | * Error Indication messages to provide the UDP |
10603 | | * Source Port of the G-PDU that triggered the |
10604 | | * Error Indication. It is 4 octets long, and |
10605 | | * therefore the Length field has value 1" |
10606 | | */ |
10607 | 0 | if (ext_hdr_length == 1) { |
10608 | | /* UDP Port of source */ |
10609 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_udp_port, tvb, offset, 2, ENC_BIG_ENDIAN); |
10610 | 0 | } else { |
10611 | | /* Bad length */ |
10612 | 0 | expert_add_info_format(pinfo, ext_tree, &ei_gtp_ext_length_warn, "The length field for the UDP Port Extension header should be 1."); |
10613 | 0 | } |
10614 | 0 | break; |
10615 | | |
10616 | 4 | case GTP_EXT_HDR_RAN_CONT: |
10617 | | /* RAN Container |
10618 | | * 3GPP 29.281 v15.2.0, 5.2.2.4 RAN Container |
10619 | | * This extension header may be transmitted in |
10620 | | * a G-PDU over the X2 user plane interface |
10621 | | * between the eNBs. The RAN Container has a |
10622 | | * variable length and its content is specified |
10623 | | * in 3GPP TS 36.425 [25]. A G-PDU message with |
10624 | | * this extension header may be sent without a T-PDU. |
10625 | | */ |
10626 | 4 | proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_ran_cont, tvb, offset, (4*ext_hdr_length)-1, ENC_NA); |
10627 | 4 | break; |
10628 | | |
10629 | 2 | case GTP_EXT_HDR_LONG_PDCP_PDU: |
10630 | | /* Long PDCP PDU Number |
10631 | | * 3GPP 29.281 v15.2.0, 5.2.2.2A Long PDCP PDU Number |
10632 | | * This extension header is used for direct X2 or |
10633 | | * indirect S1 DL data forwarding during a Handover |
10634 | | * procedure between two eNBs. The Long PDCP PDU number |
10635 | | * extension header is 8 octets long, and therefore |
10636 | | * the Length field has value 2. |
10637 | | * The PDCP PDU number field of the Long PDCP PDU number |
10638 | | * extension header has a maximum value which requires 18 |
10639 | | * bits (see 3GPP TS 36.323 [24]). Bit 2 of octet 2 is |
10640 | | * the most significant bit and bit 1 of octet 4 is the |
10641 | | * least significant bit, see Figure 5.2.2.2A-1. Bits 8 to |
10642 | | * 3 of octet 2, and Bits 8 to 1 of octets 5 to 7 shall be |
10643 | | * set to 0. |
10644 | | * NOTE: A G-PDU which includes a PDCP PDU Number contains |
10645 | | * either the extension header PDCP PDU Number or Long PDCP |
10646 | | * PDU Number. |
10647 | | */ |
10648 | 2 | if (ext_hdr_length == 2) { |
10649 | 0 | proto_tree_add_bits_item(ext_tree, hf_gtp_ext_hdr_spare_bits, tvb, offset<<3, 6, ENC_BIG_ENDIAN); |
10650 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_long_pdcp_sn, tvb, offset, 3, ENC_BIG_ENDIAN); |
10651 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_spare_bytes, tvb, offset+3, 3, ENC_NA); |
10652 | 2 | } else { |
10653 | 2 | expert_add_info_format(pinfo, ext_tree, &ei_gtp_ext_length_warn, "The length field for the Long PDCP SN Extension header should be 2."); |
10654 | 2 | } |
10655 | 2 | break; |
10656 | | |
10657 | 0 | case GTP_EXT_HDR_XW_RAN_CONT: |
10658 | | /* Xw RAN Container |
10659 | | * 3GPP 29.281 v15.2.0, 5.2.2.5 Xw RAN Container |
10660 | | * This extension header may be transmitted in a |
10661 | | * G-PDU over the Xw user plane interface between |
10662 | | * the eNB and the WLAN Termination (WT). The Xw |
10663 | | * RAN Container has a variable length and its |
10664 | | * content is specified in 3GPP TS 36.464 [27]. |
10665 | | * A G-PDU message with this extension header may |
10666 | | * be sent without a T-PDU. |
10667 | | */ |
10668 | 0 | proto_tree_add_item(ext_tree, hf_gtp_ext_hdr_xw_ran_cont, tvb, offset, (4*ext_hdr_length)-1, ENC_NA); |
10669 | 0 | break; |
10670 | | |
10671 | 6 | case GTP_EXT_HDR_NR_RAN_CONT: |
10672 | | /* NR RAN Container |
10673 | | * 3GPP 29.281 v15.2.0, 5.2.2.6 NR RAN Container |
10674 | | * This extension header may be transmitted in a |
10675 | | * G-PDU over the X2-U, Xn-U and F1-U user plane |
10676 | | * interfaces, within NG-RAN and, for EN-DC, within |
10677 | | * E-UTRAN. The NR RAN Container has a variable |
10678 | | * length and its content is specified in 3GPP TS |
10679 | | * 38.425 [30]. A G-PDU message with this extension |
10680 | | * header may be sent without a T-PDU. |
10681 | | */ |
10682 | 6 | ran_cont_tree = proto_tree_add_subtree(ext_tree, tvb, offset, (ext_hdr_length * 4) - 1, ett_gtp_nr_ran_cont, NULL, "NR RAN Container"); |
10683 | 6 | addRANContParameter(tvb, pinfo, ran_cont_tree, offset, (ext_hdr_length * 4) - 1); |
10684 | 6 | break; |
10685 | | |
10686 | 1 | case GTP_EXT_HDR_PDU_SESSION_CONT: |
10687 | 1 | { |
10688 | | /* PDU Session Container |
10689 | | * 3GPP 29.281 v15.2.0, 5.2.2.7 PDU Session Container |
10690 | | * This extension header may be transmitted in a G-PDU |
10691 | | * over the N3 and N9 user plane interfaces, between |
10692 | | * NG-RAN and UPF, or between two UPFs. The PDU Session |
10693 | | * Container has a variable length and its content is |
10694 | | * specified in 3GPP TS 38.415 [31]. |
10695 | | */ |
10696 | 1 | static int * const flags1_dl[] = { |
10697 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_qmp, |
10698 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_snp_dl, |
10699 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_msnp, |
10700 | 1 | &hf_gtp_spare_b0, |
10701 | 1 | NULL |
10702 | 1 | }; |
10703 | 1 | static int * const flags1_ul[] = { |
10704 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_qmp, |
10705 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_dl_delay_ind, |
10706 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_ul_delay_ind, |
10707 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_snp_ul, |
10708 | 1 | NULL |
10709 | 1 | }; |
10710 | 1 | static int * const flags2[] = { |
10711 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_ppp, |
10712 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_rqi, |
10713 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_qos_flow_id, |
10714 | 1 | NULL |
10715 | 1 | }; |
10716 | 1 | static int * const flags3[] = { |
10717 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_ppi, |
10718 | 1 | &hf_gtp_spare_b4b0, |
10719 | 1 | NULL |
10720 | 1 | }; |
10721 | 1 | static int * const flags4[] = { |
10722 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_n3_n9_delay_ind, |
10723 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag, |
10724 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_qos_flow_id, |
10725 | 1 | NULL |
10726 | 1 | }; |
10727 | 1 | static int * const flags5[] = { |
10728 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_7, |
10729 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_6, |
10730 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_5, |
10731 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_4, |
10732 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_3, |
10733 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_2, |
10734 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_1, |
10735 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_0, |
10736 | 1 | NULL |
10737 | 1 | }; |
10738 | 1 | static int * const flags6[] = { |
10739 | 1 | &hf_gtp_spare_b7b1, |
10740 | 1 | &hf_gtp_ext_hdr_pdu_ses_cont_d1_ul_pdcp_delay_result_ind, |
10741 | 1 | NULL |
10742 | 1 | }; |
10743 | | |
10744 | 1 | proto_tree *pdu_ses_cont_tree; |
10745 | 1 | uint32_t pdu_type; |
10746 | 1 | uint64_t flags1_val, flags2_val, flags4_val, flags5_val; |
10747 | 1 | int curr_offset = offset; |
10748 | | |
10749 | 1 | pdu_ses_cont_tree = proto_tree_add_subtree(ext_tree, tvb, curr_offset, (ext_hdr_length * 4) - 1, ett_pdu_session_cont, NULL, "PDU Session Container"); |
10750 | 1 | proto_tree_add_item_ret_uint(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_pdu_type, tvb, curr_offset, 1, ENC_BIG_ENDIAN, &pdu_type); |
10751 | 1 | switch (pdu_type) { |
10752 | 1 | case 0: |
10753 | | /* PDU Type: DL PDU SESSION INFORMATION (0) */ |
10754 | | /* PDU Type QMP SNP MSNP Spare */ |
10755 | 1 | proto_tree_add_bitmask_list_ret_uint64(pdu_ses_cont_tree, tvb, curr_offset, 1, flags1_dl, ENC_BIG_ENDIAN, &flags1_val); |
10756 | 1 | curr_offset++; |
10757 | | /* PPP RQI QoS Flow Identifier */ |
10758 | 1 | proto_tree_add_bitmask_list_ret_uint64(pdu_ses_cont_tree, tvb, curr_offset, 1, flags2, ENC_BIG_ENDIAN, &flags2_val); |
10759 | 1 | curr_offset++; |
10760 | 1 | if (flags2_val & 0x80) { |
10761 | | /* PPI Spare */ |
10762 | 0 | proto_tree_add_bitmask_list(pdu_ses_cont_tree, tvb, curr_offset, 1, flags3, ENC_BIG_ENDIAN); |
10763 | 0 | curr_offset++; |
10764 | 0 | } |
10765 | 1 | if (flags1_val & 0x08) { |
10766 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_dl_send_time_stamp, tvb, curr_offset, 8, ENC_TIME_NTP|ENC_BIG_ENDIAN); |
10767 | 0 | curr_offset += 8; |
10768 | 0 | } |
10769 | 1 | if (flags1_val & 0x04) { |
10770 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_dl_qfi_sn, tvb, curr_offset, 3, ENC_BIG_ENDIAN); |
10771 | 0 | curr_offset += 3; |
10772 | 0 | } |
10773 | 1 | if (flags1_val & 0x02) { |
10774 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_dl_mbs_qfi_sn, tvb, curr_offset, 4, ENC_BIG_ENDIAN); |
10775 | | //curr_offset += 4; |
10776 | 0 | } |
10777 | 1 | break; |
10778 | 0 | case 1: |
10779 | | /* PDU Type: UL PDU SESSION INFORMATION (1)*/ |
10780 | | /* PDU Type QMP DL Delay Ind UL Delay Ind SNP */ |
10781 | 0 | proto_tree_add_bitmask_list_ret_uint64(pdu_ses_cont_tree, tvb, curr_offset, 1, flags1_ul, ENC_BIG_ENDIAN, &flags1_val); |
10782 | 0 | curr_offset++; |
10783 | | /* N3/N9 Delay ind New IE Flag QoS Flow Identifier */ |
10784 | 0 | proto_tree_add_bitmask_list_ret_uint64(pdu_ses_cont_tree, tvb, curr_offset, 1, flags4, ENC_BIG_ENDIAN, &flags4_val); |
10785 | 0 | curr_offset++; |
10786 | 0 | if (flags1_val & 0x08) { |
10787 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_dl_send_time_stamp_repeat, tvb, curr_offset, 8, ENC_TIME_NTP|ENC_BIG_ENDIAN); |
10788 | 0 | curr_offset += 8; |
10789 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_dl_recv_time_stamp, tvb, curr_offset, 8, ENC_TIME_NTP|ENC_BIG_ENDIAN); |
10790 | 0 | curr_offset += 8; |
10791 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_ul_send_time_stamp, tvb, curr_offset, 8, ENC_TIME_NTP|ENC_BIG_ENDIAN); |
10792 | 0 | curr_offset += 8; |
10793 | 0 | } |
10794 | 0 | if (flags1_val & 0x04) { |
10795 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_dl_delay_result, tvb, curr_offset, 4, ENC_BIG_ENDIAN); |
10796 | 0 | curr_offset += 4; |
10797 | 0 | } |
10798 | 0 | if (flags1_val & 0x02) { |
10799 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_ul_delay_result, tvb, curr_offset, 4, ENC_BIG_ENDIAN); |
10800 | 0 | curr_offset += 4; |
10801 | 0 | } |
10802 | 0 | if (flags1_val & 0x01) { |
10803 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_ul_qfi_sn, tvb, curr_offset, 3, ENC_BIG_ENDIAN); |
10804 | 0 | curr_offset += 3; |
10805 | 0 | } |
10806 | 0 | if (flags4_val & 0x80) { |
10807 | 0 | proto_tree_add_item(pdu_ses_cont_tree, hf_gtp_ext_hdr_pdu_ses_cont_n3_n9_delay_result, tvb, curr_offset, 4, ENC_BIG_ENDIAN); |
10808 | 0 | curr_offset += 4; |
10809 | 0 | } |
10810 | 0 | if (flags4_val & 0x40) { |
10811 | 0 | proto_tree_add_bitmask_list_ret_uint64(pdu_ses_cont_tree, tvb, curr_offset, 1, flags5, ENC_BIG_ENDIAN, &flags5_val); |
10812 | 0 | curr_offset++; |
10813 | 0 | if (flags5_val & 0x01) { |
10814 | 0 | proto_tree_add_bitmask_list(pdu_ses_cont_tree, tvb, curr_offset, 1, flags6, ENC_BIG_ENDIAN); |
10815 | | //curr_offset++; |
10816 | 0 | } |
10817 | 0 | } |
10818 | 0 | break; |
10819 | 0 | default: |
10820 | 0 | proto_tree_add_expert(pdu_ses_cont_tree, pinfo, &ei_gtp_unknown_pdu_type, tvb, offset, (ext_hdr_length * 4) - 1); |
10821 | 0 | break; |
10822 | 1 | } |
10823 | 1 | } |
10824 | 1 | break; |
10825 | | |
10826 | 2 | case GTP_EXT_HDR_PDCP_SN: |
10827 | | /* PDCP PDU |
10828 | | * 3GPP 29.281 v9.0.0, 5.2.2.2 PDCP PDU Number |
10829 | | * |
10830 | | * "This extension header is transmitted, for |
10831 | | * example in UTRAN, at SRNS relocation time, |
10832 | | * to provide the PDCP sequence number of not |
10833 | | * yet acknowledged N-PDUs. It is 4 octets long, |
10834 | | * and therefore the Length field has value 1. |
10835 | | * |
10836 | | * When used during a handover procedure between |
10837 | | * two eNBs at the X2 interface (direct DL data |
10838 | | * forwarding) or via the S1 interface (indirect |
10839 | | * DL data forwarding) in E-UTRAN, bit 8 of octet |
10840 | | * 2 is spare and shall be set to zero. |
10841 | | * |
10842 | | * Wireshark Note: TS 29.060 does not define bit |
10843 | | * 5-6 as spare, so no check is possible unless |
10844 | | * a preference is used. |
10845 | | */ |
10846 | | /* First byte is length (should be 1) */ |
10847 | 2 | if (ext_hdr_length == 1) { |
10848 | 0 | proto_item* ext_item; |
10849 | |
|
10850 | 0 | ext_item = proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ext_hdr_pdcpsn, tvb, offset, 2, ENC_BIG_ENDIAN, &ext_hdr_pdcpsn); |
10851 | 0 | if (ext_hdr_pdcpsn & 0x8000) { |
10852 | 0 | expert_add_info(pinfo, ext_item, &ei_gtp_ext_hdr_pdcpsn); |
10853 | 0 | } |
10854 | 2 | } else { |
10855 | 2 | expert_add_info_format(pinfo, ext_tree, &ei_gtp_ext_length_warn, "The length field for the PDCP SN Extension header should be 1."); |
10856 | 2 | } |
10857 | 2 | break; |
10858 | | |
10859 | 2 | case GTP_EXT_HDR_SUSPEND_REQ: |
10860 | | /* Suspend Request */ |
10861 | 2 | break; |
10862 | | |
10863 | 1 | case GTP_EXT_HDR_SUSPEND_RESP: |
10864 | | /* Suspend Response */ |
10865 | 1 | break; |
10866 | | |
10867 | 48 | default: |
10868 | 48 | { |
10869 | 48 | tvbuff_t * ext_hdr_tvb; |
10870 | 48 | gtp_hdr_ext_info_t gtp_hdr_ext_info; |
10871 | | |
10872 | 48 | gtp_hdr_ext_info.hdr_ext_item = hdr_ext_item; |
10873 | | /* NOTE Type and length included in the call */ |
10874 | 48 | ext_hdr_tvb = tvb_new_subset_remaining(tvb, offset - 2); |
10875 | 48 | dissector_try_uint_with_data(gtp_hdr_ext_dissector_table, next_hdr, ext_hdr_tvb, pinfo, ext_tree, false, >p_hdr_ext_info); |
10876 | 48 | break; |
10877 | 1 | } |
10878 | 66 | } |
10879 | 65 | offset += ext_hdr_length*4 - 2; |
10880 | 65 | hdr_ext_item = proto_tree_add_item_ret_uint(ext_tree, hf_gtp_ext_hdr_next, tvb, offset, 1, ENC_NA, &next_hdr); |
10881 | 65 | offset++; |
10882 | 65 | } |
10883 | 38 | } else |
10884 | 1.12k | offset++; |
10885 | 1.16k | } |
10886 | 1.24k | break; |
10887 | 1.24k | default: |
10888 | 0 | break; |
10889 | 1.64k | } |
10890 | 1.64k | } |
10891 | | |
10892 | 1.95k | if (gtp_hdr->message != GTP_MSG_TPDU) { |
10893 | 1.92k | uint8_t version = gtp_version; |
10894 | | /* GTP' protocol version has different meaning rather GTP. |
10895 | | * According to 3GPP TS 32.295: |
10896 | | * - GTP' version 1 is the same as version 0 but has, in addendum, the duplicate CDR prevention |
10897 | | * mechanism, introduced in GSM 12.15 version 7.2.1 (1999-07) of the GPRS charging specification. |
10898 | | * - GTP' version 2 is the same as version 1, but the header is just 6 octets long |
10899 | | * |
10900 | | * Decode GTP' versions v1/v2 as v0. |
10901 | | */ |
10902 | 1.92k | if (gtp_prime) { |
10903 | 321 | version = 0; |
10904 | 321 | } |
10905 | | |
10906 | | /* Dissect IEs */ |
10907 | 1.92k | mandatory = 0; /* check order of GTP fields against ETSI */ |
10908 | 10.6k | while (tvb_reported_length_remaining(tvb, offset) > 0) { |
10909 | 8.68k | decoder = NULL; |
10910 | 8.68k | ext_hdr_val = tvb_get_uint8(tvb, offset); |
10911 | 8.68k | if (g_gtp_etsi_order) { |
10912 | 0 | checked_field = check_field_presence_and_decoder(version, gtp_hdr->message, ext_hdr_val, &mandatory, &decoder); |
10913 | 0 | switch (checked_field) { |
10914 | 0 | case -2: |
10915 | 0 | expert_add_info(pinfo, message_item, &ei_gtp_message_not_found); |
10916 | 0 | break; |
10917 | 0 | case -1: |
10918 | 0 | expert_add_info(pinfo, message_item, &ei_gtp_field_not_present); |
10919 | 0 | break; |
10920 | 0 | case 0: |
10921 | 0 | break; |
10922 | 0 | default: |
10923 | 0 | expert_add_info_format(pinfo, message_item, &ei_gtp_wrong_next_field, "[WARNING] wrong next field, should be: %s", |
10924 | 0 | val_to_str_ext_const(checked_field, >p_val_ext, "Unknown extension field")); |
10925 | 0 | break; |
10926 | 0 | } |
10927 | 0 | } |
10928 | | |
10929 | 8.68k | if (decoder == NULL) { |
10930 | 8.68k | i = -1; |
10931 | 348k | while (gtpopt[++i].optcode) |
10932 | 347k | if (gtpopt[i].optcode == ext_hdr_val) |
10933 | 8.28k | break; |
10934 | 8.68k | decoder = gtpopt[i].decode; |
10935 | 8.68k | } |
10936 | | |
10937 | 8.68k | offset = offset + (*decoder) (tvb, offset, pinfo, gtp_tree, args); |
10938 | 8.68k | } |
10939 | | |
10940 | 1.92k | if (args && !PINFO_FD_VISITED(pinfo)) { |
10941 | | /* We insert the lists inside the table*/ |
10942 | 0 | fill_map(args->teid_list, args->ip_list, pinfo->num); |
10943 | 0 | } |
10944 | | /* Use sequence number to track Req/Resp pairs except GTP' message "Data Record Transfer Response". |
10945 | | * For "Data Record Transfer Response" sequence numbers are analysed inside decoder of TLV "Requests Responded". |
10946 | | */ |
10947 | 1.92k | if (has_SN && gtp_hdr->message != GTP_MSG_DATA_TRANSF_RESP) { |
10948 | 413 | uint8_t cause_aux = 128; /* Cause accepted by default. Only used when args is NULL */ |
10949 | 413 | if (args) { |
10950 | 0 | cause_aux = args->last_cause; |
10951 | 0 | } |
10952 | 413 | gcrp = gtp_match_response(tvb, pinfo, gtp_tree, seq_no, gtp_hdr->message, gtp_info, cause_aux); |
10953 | | /*pass packet to tap for response time reporting*/ |
10954 | 413 | if (gcrp) { |
10955 | 9 | tap_queue_packet(gtp_tap,pinfo,gcrp); |
10956 | 9 | } |
10957 | 413 | } |
10958 | 1.92k | } |
10959 | 1.95k | if (args) { |
10960 | 0 | track_gtp_session(tvb, pinfo, gtp_tree, gtp_hdr, args->teid_list, args->ip_list, args->last_teid, args->last_ip); |
10961 | 0 | } |
10962 | 1.95k | proto_item_set_end(ti, tvb, offset); |
10963 | | |
10964 | 1.95k | if ((gtp_hdr->message == GTP_MSG_TPDU) && (tvb_reported_length_remaining(tvb, offset) > 0)) { |
10965 | 24 | switch (dissect_tpdu_as) { |
10966 | 24 | case GTP_TPDU_AS_TPDU_HEUR: { |
10967 | 24 | heur_dtbl_entry_t *hdtbl_entry; |
10968 | 24 | tvbuff_t *next_tvb = tvb_new_subset_remaining(tvb, offset); |
10969 | 24 | if (dissector_try_heuristic(heur_subdissector_list, next_tvb, pinfo, tree, &hdtbl_entry, NULL)) { |
10970 | 1 | col_prepend_fstr(pinfo->cinfo, COL_PROTOCOL, "GTP/"); |
10971 | 23 | } else { |
10972 | 23 | proto_tree_add_item(tree, hf_gtp_tpdu_data, next_tvb, 0, -1, ENC_NA); |
10973 | 23 | } |
10974 | 24 | break; |
10975 | 0 | } |
10976 | 0 | case GTP_TPDU_AS_PDCP_LTE: |
10977 | 0 | dissect_gtp_tpdu_as_pdcp_lte_info(tvb, pinfo, tree, gtp_hdr, offset); |
10978 | 0 | break; |
10979 | 0 | case GTP_TPDU_AS_PDCP_NR: |
10980 | 0 | dissect_gtp_tpsu_as_pdcp_nr_info(tvb, pinfo, tree, gtp_hdr, offset); |
10981 | 0 | break; |
10982 | 0 | case GTP_TPDU_AS_SYNC: |
10983 | 0 | dissect_gtp_tpdu_by_handle(sync_handle, tvb, pinfo, tree, offset + acfield_len); |
10984 | 0 | break; |
10985 | 0 | case GTP_TPDU_AS_ETHERNET: |
10986 | 0 | dissect_gtp_tpdu_by_handle(eth_handle, tvb, pinfo, tree, offset); |
10987 | 0 | break; |
10988 | 0 | case GTP_TPDU_AS_CUSTOM: |
10989 | | /* Call a custom dissector if available */ |
10990 | 0 | if (gtp_tpdu_custom_handle || |
10991 | 0 | (gtp_tpdu_custom_handle = find_dissector("gtp_tpdu_custom"))) { |
10992 | 0 | dissect_gtp_tpdu_by_handle(gtp_tpdu_custom_handle, tvb, pinfo, tree, offset); |
10993 | 0 | } else { |
10994 | 0 | proto_tree_add_item(tree, hf_gtp_tpdu_data, tvb, offset, -1, ENC_NA); |
10995 | 0 | } |
10996 | 0 | break; |
10997 | 0 | default: |
10998 | 0 | proto_tree_add_item(tree, hf_gtp_tpdu_data, tvb, offset, -1, ENC_NA); |
10999 | 0 | break; |
11000 | 24 | } |
11001 | 24 | } |
11002 | | |
11003 | 1.95k | tap_queue_packet(gtpv1_tap,pinfo, gtp_hdr); |
11004 | | |
11005 | 1.95k | return tvb_reported_length(tvb); |
11006 | 1.95k | } |
11007 | | |
11008 | | static int |
11009 | | dissect_gtpprime(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, |
11010 | | void *private_data _U_) |
11011 | 1.22k | { |
11012 | 1.22k | return dissect_gtp_common(tvb, pinfo, tree); |
11013 | 1.22k | } |
11014 | | |
11015 | | static int |
11016 | | dissect_gtp(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, |
11017 | | void *private_data _U_) |
11018 | 1.39k | { |
11019 | 1.39k | uint8_t version; |
11020 | | |
11021 | | /* |
11022 | | * Do we have enough data to check the first byte? |
11023 | | */ |
11024 | 1.39k | if (!tvb_bytes_exist(tvb, 0, 1)) { |
11025 | | /* No. */ |
11026 | 0 | return 0; |
11027 | 0 | } |
11028 | | |
11029 | | /* |
11030 | | * If this is GTPv2-C call the gtpv2 dissector if present |
11031 | | * Should this be moved to after the conversation stuff to retain that functionality for GTPv2 ??? |
11032 | | */ |
11033 | 1.39k | version = tvb_get_uint8(tvb,0)>>5; |
11034 | 1.39k | if (version > 2) { |
11035 | | /* Unknown version - reject the packet */ |
11036 | 18 | return 0; |
11037 | 18 | } |
11038 | 1.37k | if (version == 2) { |
11039 | | /* GTPv2-C 3GPP TS 29.274 */ |
11040 | 531 | if (gtpv2_handle) { |
11041 | 531 | call_dissector(gtpv2_handle, tvb, pinfo, tree); |
11042 | 531 | return tvb_reported_length(tvb); |
11043 | 531 | } |
11044 | 531 | } |
11045 | | |
11046 | 846 | return dissect_gtp_common(tvb, pinfo, tree); |
11047 | 1.37k | } |
11048 | | |
11049 | | // Very minimal heuristic dissector for ethernet that recognizes ethernet with a limited |
11050 | | // set of protocols, optionally with a set of vlan tags. |
11051 | | // This dissector is not implemented in the packet-eth.c file as it is too simplistic |
11052 | | // for general purpose. |
11053 | | static bool |
11054 | | dissect_eth_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) |
11055 | 24 | { |
11056 | 24 | int offset; |
11057 | 24 | uint16_t ethertype; |
11058 | | |
11059 | 24 | if (tvb_reported_length(tvb) < 14) { |
11060 | 5 | return false; |
11061 | 5 | } |
11062 | | |
11063 | | // skip both mac-addresses, no information to be gained from them |
11064 | 19 | offset = 12; |
11065 | | |
11066 | 19 | ethertype = tvb_get_uint16(tvb, offset, ENC_BIG_ENDIAN); |
11067 | 19 | offset += 2; |
11068 | | |
11069 | 19 | if (ethertype == ETHERTYPE_QINQ_OLD || ethertype == ETHERTYPE_IEEE_802_1AD) |
11070 | 0 | { |
11071 | 0 | if (tvb_reported_length_remaining(tvb, offset) < 4) { |
11072 | 0 | return false; |
11073 | 0 | } |
11074 | 0 | ethertype = tvb_get_uint16(tvb, offset + 2, ENC_BIG_ENDIAN); |
11075 | 0 | if (ethertype != ETHERTYPE_VLAN) { |
11076 | 0 | return false; |
11077 | 0 | } |
11078 | 0 | offset += 4; |
11079 | 0 | } |
11080 | 19 | while (ethertype == ETHERTYPE_VLAN) |
11081 | 0 | { |
11082 | 0 | if (tvb_reported_length_remaining(tvb, offset) < 4) { |
11083 | 0 | return false; |
11084 | 0 | } |
11085 | 0 | ethertype = tvb_get_uint16(tvb, offset + 2, ENC_BIG_ENDIAN); |
11086 | 0 | offset += 4; |
11087 | 0 | } |
11088 | | |
11089 | 19 | switch (ethertype) { |
11090 | 1 | case ETHERTYPE_IP: |
11091 | 1 | case ETHERTYPE_IPv6: |
11092 | 1 | case ETHERTYPE_ARP: |
11093 | 1 | case ETHERTYPE_PPPOED: |
11094 | 1 | case ETHERTYPE_PPPOES: |
11095 | 1 | call_dissector(eth_handle, tvb, pinfo, tree); |
11096 | 1 | return true; |
11097 | 19 | } |
11098 | | |
11099 | 18 | return false; |
11100 | 19 | } |
11101 | | |
11102 | | static void |
11103 | | gtp_init(void) |
11104 | 14 | { |
11105 | 14 | gtp_session_count = 1; |
11106 | 14 | } |
11107 | | |
11108 | | void |
11109 | | proto_register_gtp(void) |
11110 | 14 | { |
11111 | 14 | module_t *gtp_module; |
11112 | 14 | expert_module_t* expert_gtp; |
11113 | 14 | unsigned i; |
11114 | 14 | unsigned last_offset; |
11115 | | |
11116 | 14 | static hf_register_info hf_gtp[] = { |
11117 | | |
11118 | 14 | {&hf_gtp_ie_id, |
11119 | 14 | { "IE Id", "gtp.ie_id", |
11120 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >p_val_ext, 0x0, |
11121 | 14 | NULL, HFILL} |
11122 | 14 | }, |
11123 | 14 | {&hf_gtp_response_in, |
11124 | 14 | { "Response In", "gtp.response_in", |
11125 | 14 | FT_FRAMENUM, BASE_NONE, FRAMENUM_TYPE(FT_FRAMENUM_RESPONSE), 0x0, |
11126 | 14 | "The response to this GTP request is in this frame", HFILL} |
11127 | 14 | }, |
11128 | 14 | {&hf_gtp_response_to, |
11129 | 14 | { "Response To", "gtp.response_to", |
11130 | 14 | FT_FRAMENUM, BASE_NONE, FRAMENUM_TYPE(FT_FRAMENUM_REQUEST), 0x0, |
11131 | 14 | "This is a response to the GTP request in this frame", HFILL} |
11132 | 14 | }, |
11133 | 14 | {&hf_gtp_time, |
11134 | 14 | { "Time", "gtp.time", |
11135 | 14 | FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0, |
11136 | 14 | "The time between the Request and the Response", HFILL} |
11137 | 14 | }, |
11138 | 14 | {&hf_gtp_apn, |
11139 | 14 | { "APN", "gtp.apn", |
11140 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
11141 | 14 | "Access Point Name", HFILL} |
11142 | 14 | }, |
11143 | 14 | {&hf_gtp_cause, |
11144 | 14 | { "Cause", "gtp.cause", |
11145 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, &cause_type_ext, 0, |
11146 | 14 | "Cause of operation", HFILL} |
11147 | 14 | }, |
11148 | 14 | {&hf_gtp_chrg_char, |
11149 | 14 | { "Charging characteristics", "gtp.chrg_char", |
11150 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11151 | 14 | NULL, HFILL} |
11152 | 14 | }, |
11153 | 14 | {&hf_gtp_chrg_char_s, |
11154 | 14 | { "Spare", "gtp.chrg_char_s", |
11155 | 14 | FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_S, |
11156 | 14 | NULL, HFILL} |
11157 | 14 | }, |
11158 | 14 | {&hf_gtp_chrg_char_n, |
11159 | 14 | { "Normal charging", "gtp.chrg_char_n", |
11160 | 14 | FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_N, |
11161 | 14 | NULL, HFILL} |
11162 | 14 | }, |
11163 | 14 | {&hf_gtp_chrg_char_p, |
11164 | 14 | { "Prepaid charging", "gtp.chrg_char_p", |
11165 | 14 | FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_P, |
11166 | 14 | NULL, HFILL} |
11167 | 14 | }, |
11168 | 14 | {&hf_gtp_chrg_char_f, |
11169 | 14 | { "Flat rate charging", "gtp.chrg_char_f", |
11170 | 14 | FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_F, |
11171 | 14 | NULL, HFILL} |
11172 | 14 | }, |
11173 | 14 | {&hf_gtp_chrg_char_h, |
11174 | 14 | { "Hot billing charging", "gtp.chrg_char_h", |
11175 | 14 | FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_H, |
11176 | 14 | NULL, HFILL} |
11177 | 14 | }, |
11178 | 14 | {&hf_gtp_chrg_char_r, |
11179 | 14 | { "Reserved", "gtp.chrg_char_r", |
11180 | 14 | FT_UINT16, BASE_DEC, NULL, GTP_MASK_CHRG_CHAR_R, |
11181 | 14 | NULL, HFILL} |
11182 | 14 | }, |
11183 | 14 | {&hf_gtp_chrg_id, |
11184 | 14 | { "Charging ID", "gtp.chrg_id", |
11185 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11186 | 14 | NULL, HFILL} |
11187 | 14 | }, |
11188 | 14 | {&hf_gtp_chrg_ipv4, |
11189 | 14 | { "CG address IPv4", "gtp.chrg_ipv4", |
11190 | 14 | FT_IPv4, BASE_NONE, NULL, 0, |
11191 | 14 | "Charging Gateway address IPv4", HFILL} |
11192 | 14 | }, |
11193 | 14 | {&hf_gtp_chrg_ipv6, |
11194 | 14 | { "CG address IPv6", "gtp.chrg_ipv6", |
11195 | 14 | FT_IPv6, BASE_NONE, NULL, 0, |
11196 | 14 | "Charging Gateway address IPv6", HFILL} |
11197 | 14 | }, |
11198 | 14 | {&hf_gtp_ext_flow_label, |
11199 | 14 | { "Flow Label Data I", "gtp.ext_flow_label", |
11200 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
11201 | 14 | NULL, HFILL} |
11202 | 14 | }, |
11203 | 14 | {&hf_gtp_ext_id, |
11204 | 14 | { "Extension identifier", "gtp.ext_id", |
11205 | 14 | FT_UINT16, BASE_ENTERPRISES, STRINGS_ENTERPRISES, 0, |
11206 | 14 | "Private Enterprise number", HFILL} |
11207 | 14 | }, |
11208 | 14 | {&hf_gtp_ext_val, |
11209 | 14 | { "Extension value", "gtp.ext_val", |
11210 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
11211 | 14 | NULL, HFILL} |
11212 | 14 | }, |
11213 | 14 | {&hf_gtp_flags, |
11214 | 14 | { "Flags", "gtp.flags", |
11215 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
11216 | 14 | "Ver/PT/Spare...", HFILL} |
11217 | 14 | }, |
11218 | 14 | {&hf_gtp_ext_hdr, |
11219 | 14 | { "Extension header", "gtp.ext_hdr", |
11220 | 14 | FT_NONE, BASE_NONE, NULL, 0, |
11221 | 14 | NULL, HFILL} |
11222 | 14 | }, |
11223 | 14 | {&hf_gtp_ext_hdr_next, |
11224 | 14 | { "Next extension header type", "gtp.ext_hdr.next", |
11225 | 14 | FT_UINT8, BASE_HEX, VALS(next_extension_header_fieldvals), 0, |
11226 | 14 | NULL, HFILL} |
11227 | 14 | }, |
11228 | 14 | {&hf_gtp_ext_hdr_ran_cont, |
11229 | 14 | { "RAN Container", "gtp.ext_hdr.ran_cont", |
11230 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
11231 | 14 | NULL, HFILL} |
11232 | 14 | }, |
11233 | 14 | {&hf_gtp_ext_hdr_spare_bits, |
11234 | 14 | { "Spare", "gtp.ext_hdr.spare_bits", |
11235 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
11236 | 14 | NULL, HFILL} |
11237 | 14 | }, |
11238 | 14 | {&hf_gtp_ext_hdr_spare_bytes, |
11239 | 14 | { "Spare", "gtp.ext_hdr.spare_bytes", |
11240 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
11241 | 14 | NULL, HFILL} |
11242 | 14 | }, |
11243 | 14 | {&hf_gtp_ext_hdr_long_pdcp_sn, |
11244 | 14 | { "Long PDCP Sequence Number", "gtp.ext_hdr.long_pdcp_sn", |
11245 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
11246 | 14 | NULL, HFILL} |
11247 | 14 | }, |
11248 | 14 | {&hf_gtp_ext_hdr_xw_ran_cont, |
11249 | 14 | { "Xw RAN Container", "gtp.ext_hdr.xw_ran_cont", |
11250 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
11251 | 14 | NULL, HFILL} |
11252 | 14 | }, |
11253 | | |
11254 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_pdu_type, |
11255 | 14 | { "PDU Type", "gtp.ext_hdr.pdu_ses_con.pdu_type", |
11256 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_ext_hdr_pdu_ses_cont_pdu_type_vals), 0xf0, |
11257 | 14 | NULL, HFILL} |
11258 | 14 | }, |
11259 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_qmp, |
11260 | 14 | { "QoS Monitoring Packet", "gtp.ext_hdr.pdu_ses_con.qmp", |
11261 | 14 | FT_BOOLEAN, 8, TFS(&tfs_used_notused), 0x08, |
11262 | 14 | NULL, HFILL} |
11263 | 14 | }, |
11264 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_snp_dl, |
11265 | 14 | { "Sequence Number Presence", "gtp.ext_hdr.pdu_ses_con.snp", |
11266 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, |
11267 | 14 | NULL, HFILL} |
11268 | 14 | }, |
11269 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_msnp, |
11270 | 14 | { "MBS Sequence Number Presence", "gtp.ext_hdr.pdu_ses_con.msnp", |
11271 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
11272 | 14 | NULL, HFILL} |
11273 | 14 | }, |
11274 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_ppp, |
11275 | 14 | { "Paging Policy Presence (PPP)", "gtp.ext_hdr.pdu_ses_cont.ppp", |
11276 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x80, |
11277 | 14 | NULL, HFILL} |
11278 | 14 | }, |
11279 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_rqi, |
11280 | 14 | { "Reflective QoS Indicator (RQI)", "gtp.ext_hdr.pdu_ses_cont.rqi", |
11281 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x40, |
11282 | 14 | NULL, HFILL} |
11283 | 14 | }, |
11284 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_qos_flow_id, |
11285 | 14 | { "QoS Flow Identifier (QFI)", "gtp.ext_hdr.pdu_ses_con.qos_flow_id", |
11286 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
11287 | 14 | NULL, HFILL} |
11288 | 14 | }, |
11289 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_ppi, |
11290 | 14 | { "Paging Policy Indicator (PPI)", "gtp.ext_hdr.pdu_ses_cont.ppi", |
11291 | 14 | FT_UINT8, BASE_DEC, NULL, 0xe0, |
11292 | 14 | NULL, HFILL} |
11293 | 14 | }, |
11294 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_send_time_stamp, |
11295 | 14 | { "DL Sending Time Stamp", "gtp.ext_hdr.pdu_ses_cont.dl_send_time_stamp", |
11296 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, |
11297 | 14 | NULL, HFILL} |
11298 | 14 | }, |
11299 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_qfi_sn, |
11300 | 14 | { "DL QFI Sequence Number", "gtp.ext_hdr.pdu_ses_cont.dl_qfi_sn", |
11301 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
11302 | 14 | NULL, HFILL} |
11303 | 14 | }, |
11304 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_mbs_qfi_sn, |
11305 | 14 | { "DL MBS QFI Sequence Number", "gtp.ext_hdr.pdu_ses_cont.dl_mbs_qfi_sn", |
11306 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
11307 | 14 | NULL, HFILL} |
11308 | 14 | }, |
11309 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_delay_ind, |
11310 | 14 | { "DL Delay Ind", "gtp.ext_hdr.pdu_ses_con.dl_delay_ind", |
11311 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, |
11312 | 14 | NULL, HFILL} |
11313 | 14 | }, |
11314 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_ul_delay_ind, |
11315 | 14 | { "UL Delay Ind", "gtp.ext_hdr.pdu_ses_con.ul_delay_ind", |
11316 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
11317 | 14 | NULL, HFILL} |
11318 | 14 | }, |
11319 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_snp_ul, |
11320 | 14 | { "Sequence Number Presence", "gtp.ext_hdr.pdu_ses_con.snp", |
11321 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
11322 | 14 | NULL, HFILL} |
11323 | 14 | }, |
11324 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_n3_n9_delay_ind, |
11325 | 14 | { "N3/N9 Delay Ind", "gtp.ext_hdr.pdu_ses_con.n3_n9_delay_ind", |
11326 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x80, |
11327 | 14 | NULL, HFILL} |
11328 | 14 | }, |
11329 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag, |
11330 | 14 | { "New IE Flag", "gtp.ext_hdr.pdu_ses_con.new_ie_flag", |
11331 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x40, |
11332 | 14 | NULL, HFILL} |
11333 | 14 | }, |
11334 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_send_time_stamp_repeat, |
11335 | 14 | { "DL Sending Time Stamp Repeated", "gtp.ext_hdr.pdu_ses_cont.dl_send_time_stamp_repeat", |
11336 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, |
11337 | 14 | NULL, HFILL} |
11338 | 14 | }, |
11339 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_recv_time_stamp, |
11340 | 14 | { "DL Received Time Stamp", "gtp.ext_hdr.pdu_ses_cont.dl_recv_time_stamp", |
11341 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, |
11342 | 14 | NULL, HFILL} |
11343 | 14 | }, |
11344 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_ul_send_time_stamp, |
11345 | 14 | { "UL Sending Time Stamp", "gtp.ext_hdr.pdu_ses_cont.ul_send_time_stamp", |
11346 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, |
11347 | 14 | NULL, HFILL} |
11348 | 14 | }, |
11349 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_dl_delay_result, |
11350 | 14 | { "DL Delay Result", "gtp.ext_hdr.pdu_ses_cont.dl_delay_result", |
11351 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
11352 | 14 | NULL, HFILL} |
11353 | 14 | }, |
11354 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_ul_delay_result, |
11355 | 14 | { "UL Delay Result", "gtp.ext_hdr.pdu_ses_cont.ul_delay_result", |
11356 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
11357 | 14 | NULL, HFILL} |
11358 | 14 | }, |
11359 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_ul_qfi_sn, |
11360 | 14 | { "UL QFI Sequence Number", "gtp.ext_hdr.pdu_ses_cont.ul_qfi_sn", |
11361 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
11362 | 14 | NULL, HFILL} |
11363 | 14 | }, |
11364 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_n3_n9_delay_result, |
11365 | 14 | { "N3/N9 Delay Result", "gtp.ext_hdr.pdu_ses_cont.n3_n9_delay_result", |
11366 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
11367 | 14 | NULL, HFILL} |
11368 | 14 | }, |
11369 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_7, |
11370 | 14 | { "New IE Flag 7", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_7", |
11371 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x80, |
11372 | 14 | NULL, HFILL} |
11373 | 14 | }, |
11374 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_6, |
11375 | 14 | { "New IE Flag 6", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_6", |
11376 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x40, |
11377 | 14 | NULL, HFILL} |
11378 | 14 | }, |
11379 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_5, |
11380 | 14 | { "New IE Flag 5", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_5", |
11381 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x20, |
11382 | 14 | NULL, HFILL} |
11383 | 14 | }, |
11384 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_4, |
11385 | 14 | { "New IE Flag 4", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_4", |
11386 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x10, |
11387 | 14 | NULL, HFILL} |
11388 | 14 | }, |
11389 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_3, |
11390 | 14 | { "New IE Flag 3", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_3", |
11391 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x08, |
11392 | 14 | NULL, HFILL} |
11393 | 14 | }, |
11394 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_2, |
11395 | 14 | { "New IE Flag 2", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_2", |
11396 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, |
11397 | 14 | NULL, HFILL} |
11398 | 14 | }, |
11399 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_1, |
11400 | 14 | { "New IE Flag 1", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_1", |
11401 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
11402 | 14 | NULL, HFILL} |
11403 | 14 | }, |
11404 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_new_ie_flag_0, |
11405 | 14 | { "New IE Flag 0", "gtp.ext_hdr.pdu_ses_cont.new_ie_flag_0", |
11406 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
11407 | 14 | NULL, HFILL} |
11408 | 14 | }, |
11409 | 14 | { &hf_gtp_ext_hdr_pdu_ses_cont_d1_ul_pdcp_delay_result_ind, |
11410 | 14 | { "D1 UL PDCP Delay Result Ind", "gtp.ext_hdr.pdu_ses_cont.d1_ul_pdcp_delay_result_ind", |
11411 | 14 | FT_BOOLEAN, 8, TFS(&tfs_included_not_included), 0x01, |
11412 | 14 | NULL, HFILL} |
11413 | 14 | }, |
11414 | | |
11415 | 14 | {&hf_pdcp_cont, |
11416 | 14 | { "PDCP Protocol", "gtp.pdcp", |
11417 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
11418 | 14 | NULL, HFILL} |
11419 | 14 | }, |
11420 | 14 | {&hf_gtp_ext_hdr_pdcpsn, |
11421 | 14 | { "PDCP Sequence Number", "gtp.ext_hdr.pdcp_sn", |
11422 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11423 | 14 | NULL, HFILL} |
11424 | 14 | }, |
11425 | 14 | {&hf_gtp_ext_hdr_udp_port, |
11426 | 14 | { "UDP Port", "gtp.ext_hdr.udp_port", |
11427 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11428 | 14 | NULL, HFILL} |
11429 | 14 | }, |
11430 | 14 | {&hf_gtp_ext_hdr_length, |
11431 | 14 | { "Extension Header Length", "gtp.ext_hdr.length", |
11432 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
11433 | 14 | NULL, HFILL} |
11434 | 14 | }, |
11435 | 14 | {&hf_gtp_flags_ver, |
11436 | 14 | { "Version", "gtp.flags.version", |
11437 | 14 | FT_UINT8, BASE_DEC, VALS(ver_types), GTP_VER_MASK, |
11438 | 14 | "GTP Version", HFILL} |
11439 | 14 | }, |
11440 | 14 | {&hf_gtp_prime_flags_ver, |
11441 | 14 | { "Version", "gtp.prim.flags.version", |
11442 | 14 | FT_UINT8, BASE_DEC,NULL, GTP_VER_MASK, |
11443 | 14 | "GTP' Version", HFILL} |
11444 | 14 | }, |
11445 | 14 | {&hf_gtp_flags_pt, |
11446 | 14 | { "Protocol type", "gtp.flags.payload", |
11447 | 14 | FT_UINT8, BASE_DEC, VALS(pt_types), GTP_PT_MASK, |
11448 | 14 | NULL, HFILL} |
11449 | 14 | }, |
11450 | 14 | {&hf_gtp_flags_spare1, |
11451 | 14 | { "Reserved", "gtp.flags.reserved", |
11452 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_SPARE1_MASK, |
11453 | 14 | "Reserved (shall be sent as '111' )", HFILL} |
11454 | 14 | }, |
11455 | 14 | {&hf_gtp_flags_hdr_length, |
11456 | 14 | { "Header length", "gtp.flags.hdr_length", |
11457 | 14 | FT_BOOLEAN, 8, TFS(>p_hdr_length_vals), 0x01, |
11458 | 14 | NULL, HFILL} |
11459 | 14 | }, |
11460 | 14 | {&hf_gtp_flags_snn, |
11461 | 14 | { "Is SNDCP N-PDU included?", "gtp.flags.snn", |
11462 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_SNN_MASK, |
11463 | 14 | "Is SNDCP N-PDU LLC Number included? (1 = yes, 0 = no)", HFILL} |
11464 | 14 | }, |
11465 | 14 | {&hf_gtp_flags_spare2, |
11466 | 14 | { "Reserved", "gtp.flags.reserved", |
11467 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_SPARE2_MASK, |
11468 | 14 | "Reserved (shall be sent as '1' )", HFILL} |
11469 | 14 | }, |
11470 | 14 | {&hf_gtp_flags_e, |
11471 | 14 | { "Is Next Extension Header present?", "gtp.flags.e", |
11472 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_E_MASK, |
11473 | 14 | "Is Next Extension Header present? (1 = yes, 0 = no)", HFILL} |
11474 | 14 | }, |
11475 | 14 | {&hf_gtp_flags_s, |
11476 | 14 | { "Is Sequence Number present?", "gtp.flags.s", |
11477 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_S_MASK, |
11478 | 14 | "Is Sequence Number present? (1 = yes, 0 = no)", HFILL} |
11479 | 14 | }, |
11480 | 14 | {&hf_gtp_flags_pn, |
11481 | 14 | { "Is N-PDU number present?", "gtp.flags.pn", |
11482 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), GTP_PN_MASK, |
11483 | 14 | "Is N-PDU number present? (1 = yes, 0 = no)", HFILL} |
11484 | 14 | }, |
11485 | 14 | {&hf_gtp_flow_ii, |
11486 | 14 | { "Flow Label Data II", "gtp.flow_ii", |
11487 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11488 | 14 | "Downlink flow label data", HFILL} |
11489 | 14 | }, |
11490 | 14 | {&hf_gtp_flow_label, |
11491 | 14 | { "Flow label", "gtp.flow_label", |
11492 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
11493 | 14 | NULL, HFILL} |
11494 | 14 | }, |
11495 | 14 | {&hf_gtp_flow_sig, |
11496 | 14 | { "Flow label Signalling", "gtp.flow_sig", |
11497 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
11498 | 14 | NULL, HFILL} |
11499 | 14 | }, |
11500 | 14 | {&hf_gtp_gsn_addr_len, |
11501 | 14 | { "GSN Address Length", "gtp.gsn_addr_len", |
11502 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_EXT_GSN_ADDR_LEN_MASK, |
11503 | 14 | NULL, HFILL} |
11504 | 14 | }, |
11505 | 14 | {&hf_gtp_gsn_addr_type, |
11506 | 14 | { "GSN Address Type", "gtp.gsn_addr_type", |
11507 | 14 | FT_UINT8, BASE_DEC, VALS(gsn_addr_type), GTP_EXT_GSN_ADDR_TYPE_MASK, |
11508 | 14 | NULL, HFILL} |
11509 | 14 | }, |
11510 | 14 | {&hf_gtp_gsn_ipv4, |
11511 | 14 | { "GSN address IPv4", "gtp.gsn_ipv4", |
11512 | 14 | FT_IPv4, BASE_NONE, NULL, 0, |
11513 | 14 | NULL, HFILL} |
11514 | 14 | }, |
11515 | 14 | {&hf_gtp_gsn_ipv6, |
11516 | 14 | { "GSN address IPv6", "gtp.gsn_ipv6", |
11517 | 14 | FT_IPv6, BASE_NONE, NULL, 0, |
11518 | 14 | NULL, HFILL} |
11519 | 14 | }, |
11520 | 14 | {&hf_gtp_length, |
11521 | 14 | { "Length", "gtp.length", |
11522 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11523 | 14 | "Length (i.e. number of octets after TID or TEID)", HFILL} |
11524 | 14 | }, |
11525 | 14 | {&hf_gtp_map_cause, |
11526 | 14 | { "MAP cause", "gtp.map_cause", |
11527 | 14 | FT_UINT8, BASE_DEC, VALS(gsm_old_GSMMAPLocalErrorcode_vals), 0, |
11528 | 14 | NULL, HFILL} |
11529 | 14 | }, |
11530 | 14 | {&hf_gtp_message_type, |
11531 | 14 | { "Message Type", "gtp.message", |
11532 | 14 | FT_UINT8, BASE_HEX|BASE_EXT_STRING, >p_message_type_ext, 0x0, |
11533 | 14 | "GTP Message Type", HFILL} |
11534 | 14 | }, |
11535 | 14 | {&hf_gtp_ms_reason, |
11536 | 14 | { "MS not reachable reason", "gtp.ms_reason", |
11537 | 14 | FT_UINT8, BASE_DEC, VALS(ms_not_reachable_type), 0, |
11538 | 14 | NULL, HFILL} |
11539 | 14 | }, |
11540 | 14 | {&hf_gtp_ms_valid, |
11541 | 14 | { "MS validated", "gtp.ms_valid", |
11542 | 14 | FT_BOOLEAN, BASE_NONE, NULL, 0x0, |
11543 | 14 | NULL, HFILL} |
11544 | 14 | }, |
11545 | 14 | {&hf_gtp_node_ipv4, |
11546 | 14 | { "Node address IPv4", "gtp.node_ipv4", |
11547 | 14 | FT_IPv4, BASE_NONE, NULL, 0, |
11548 | 14 | "Recommended node address IPv4", HFILL} |
11549 | 14 | }, |
11550 | 14 | {&hf_gtp_node_ipv6, |
11551 | 14 | { "Node address IPv6", "gtp.node_ipv6", |
11552 | 14 | FT_IPv6, BASE_NONE, NULL, 0, |
11553 | 14 | "Recommended node address IPv6", HFILL} |
11554 | 14 | }, |
11555 | 14 | {&hf_gtp_node_name, |
11556 | 14 | { "Node name", "gtp.node_name", |
11557 | 14 | FT_UINT_STRING, BASE_NONE, NULL, 0, |
11558 | 14 | "Diameter Identity of the node", HFILL} |
11559 | 14 | }, |
11560 | 14 | {&hf_gtp_node_realm, |
11561 | 14 | { "Node realm", "gtp.node_realm", |
11562 | 14 | FT_UINT_STRING, BASE_NONE, NULL, 0, |
11563 | 14 | "Diameter Realm Identity of the node", HFILL} |
11564 | 14 | }, |
11565 | 14 | {&hf_gtp_npdu_number, |
11566 | 14 | { "N-PDU Number", "gtp.npdu_number", |
11567 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
11568 | 14 | NULL, HFILL} |
11569 | 14 | }, |
11570 | 14 | {&hf_gtp_nsapi, |
11571 | 14 | { "NSAPI", "gtp.nsapi", |
11572 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
11573 | 14 | "Network layer Service Access Point Identifier", HFILL} |
11574 | 14 | }, |
11575 | 14 | {&hf_gtp_qos_version, |
11576 | 14 | { "Version", "gtp.qos_version", |
11577 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
11578 | 14 | "Version of the QoS Profile", HFILL} |
11579 | 14 | }, |
11580 | 14 | {&hf_gtp_qos_spare1, |
11581 | 14 | { "Spare", "gtp.qos_spare1", |
11582 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE1_MASK, |
11583 | 14 | "Spare (shall be sent as '00' )", HFILL} |
11584 | 14 | }, |
11585 | 14 | {&hf_gtp_qos_delay, |
11586 | 14 | { "QoS delay", "gtp.qos_delay", |
11587 | 14 | FT_UINT8, BASE_DEC, VALS(qos_delay_type), GTP_EXT_QOS_DELAY_MASK, |
11588 | 14 | "Quality of Service Delay Class", HFILL} |
11589 | 14 | }, |
11590 | 14 | {&hf_gtp_qos_reliability, |
11591 | 14 | { "QoS reliability", "gtp.qos_reliability", |
11592 | 14 | FT_UINT8, BASE_DEC, VALS(qos_reliability_type), GTP_EXT_QOS_RELIABILITY_MASK, |
11593 | 14 | "Quality of Service Reliability Class", HFILL} |
11594 | 14 | }, |
11595 | 14 | {&hf_gtp_qos_peak, |
11596 | 14 | { "QoS peak", "gtp.qos_peak", |
11597 | 14 | FT_UINT8, BASE_DEC, VALS(qos_peak_type), GTP_EXT_QOS_PEAK_MASK, |
11598 | 14 | "Quality of Service Peak Throughput", HFILL} |
11599 | 14 | }, |
11600 | 14 | {&hf_gtp_qos_spare2, |
11601 | 14 | { "Spare", "gtp.qos_spare2", |
11602 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE2_MASK, |
11603 | 14 | "Spare (shall be sent as 0)", HFILL} |
11604 | 14 | }, |
11605 | 14 | {&hf_gtp_qos_precedence, |
11606 | 14 | { "QoS precedence", "gtp.qos_precedence", |
11607 | 14 | FT_UINT8, BASE_DEC, VALS(qos_precedence_type), GTP_EXT_QOS_PRECEDENCE_MASK, |
11608 | 14 | "Quality of Service Precedence Class", HFILL} |
11609 | 14 | }, |
11610 | 14 | {&hf_gtp_qos_spare3, |
11611 | 14 | { "Spare", "gtp.qos_spare3", |
11612 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE3_MASK, |
11613 | 14 | "Spare (shall be sent as '000' )", HFILL} |
11614 | 14 | }, |
11615 | 14 | {&hf_gtp_qos_mean, |
11616 | 14 | { "QoS mean", "gtp.qos_mean", |
11617 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, &qos_mean_type_ext, GTP_EXT_QOS_MEAN_MASK, |
11618 | 14 | "Quality of Service Mean Throughput", HFILL} |
11619 | 14 | }, |
11620 | 14 | {&hf_gtp_qos_al_ret_priority, |
11621 | 14 | { "Allocation/Retention priority", "gtp.qos_al_ret_priority", |
11622 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
11623 | 14 | NULL, HFILL} |
11624 | 14 | }, |
11625 | 14 | {&hf_gtp_qos_traf_class, |
11626 | 14 | { "Traffic class", "gtp.qos_traf_class", |
11627 | 14 | FT_UINT8, BASE_DEC, VALS(qos_traf_class), GTP_EXT_QOS_TRAF_CLASS_MASK, |
11628 | 14 | NULL, HFILL} |
11629 | 14 | }, |
11630 | 14 | {&hf_gtp_qos_del_order, |
11631 | 14 | { "Delivery order", "gtp.qos_del_order", |
11632 | 14 | FT_UINT8, BASE_DEC, VALS(qos_del_order), GTP_EXT_QOS_DEL_ORDER_MASK, |
11633 | 14 | NULL, HFILL} |
11634 | 14 | }, |
11635 | 14 | {&hf_gtp_qos_del_err_sdu, |
11636 | 14 | { "Delivery of erroneous SDU", "gtp.qos_del_err_sdu", |
11637 | 14 | FT_UINT8, BASE_DEC, VALS(qos_del_err_sdu), GTP_EXT_QOS_DEL_ERR_SDU_MASK, |
11638 | 14 | NULL, HFILL} |
11639 | 14 | }, |
11640 | | /* The SDU size and UL/DL bandwidth items take up one octet in the |
11641 | | * frame, but are multiplied by various factors before being added |
11642 | | * to the tree with proto_item_add_uint[_format_value]. |
11643 | | */ |
11644 | 14 | {&hf_gtp_qos_max_sdu_size, |
11645 | 14 | { "Maximum SDU size", "gtp.qos_max_sdu_size", |
11646 | 14 | FT_UINT16, BASE_DEC, VALS(qos_max_sdu_size), 0, |
11647 | 14 | NULL, HFILL} |
11648 | 14 | }, |
11649 | 14 | {&hf_gtp_qos_max_ul, |
11650 | 14 | { "Maximum bit rate for uplink", "gtp.qos_max_ul", |
11651 | 14 | FT_UINT16, BASE_DEC, VALS(qos_max_ul), 0, |
11652 | 14 | NULL, HFILL} |
11653 | 14 | }, |
11654 | 14 | {&hf_gtp_qos_max_dl, |
11655 | 14 | { "Maximum bit rate for downlink", "gtp.qos_max_dl", |
11656 | 14 | FT_UINT16, BASE_DEC, VALS(qos_max_dl), 0, |
11657 | 14 | NULL, HFILL} |
11658 | 14 | }, |
11659 | 14 | {&hf_gtp_qos_res_ber, |
11660 | 14 | { "Residual BER", "gtp.qos_res_ber", |
11661 | 14 | FT_UINT8, BASE_DEC, VALS(qos_res_ber), GTP_EXT_QOS_RES_BER_MASK, |
11662 | 14 | "Residual Bit Error Rate", HFILL} |
11663 | 14 | }, |
11664 | 14 | {&hf_gtp_qos_sdu_err_ratio, |
11665 | 14 | { "SDU Error ratio", "gtp.qos_sdu_err_ratio", |
11666 | 14 | FT_UINT8, BASE_DEC, VALS(qos_sdu_err_ratio), GTP_EXT_QOS_SDU_ERR_RATIO_MASK, |
11667 | 14 | NULL, |
11668 | 14 | HFILL} |
11669 | 14 | }, |
11670 | 14 | {&hf_gtp_qos_trans_delay, |
11671 | 14 | { "Transfer delay", "gtp.qos_trans_delay", |
11672 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, &qos_trans_delay_ext, GTP_EXT_QOS_TRANS_DELAY_MASK, |
11673 | 14 | NULL, HFILL} |
11674 | 14 | }, |
11675 | 14 | {&hf_gtp_qos_traf_handl_prio, |
11676 | 14 | { "Traffic handling priority", "gtp.qos_traf_handl_prio", |
11677 | 14 | FT_UINT8, BASE_DEC, VALS(qos_traf_handl_prio), GTP_EXT_QOS_TRAF_HANDL_PRIORITY_MASK, |
11678 | 14 | NULL, HFILL} |
11679 | 14 | }, |
11680 | 14 | {&hf_gtp_qos_guar_ul, |
11681 | 14 | { "Guaranteed bit rate for uplink", "gtp.qos_guar_ul", |
11682 | 14 | FT_UINT16, BASE_DEC, VALS(qos_guar_ul), 0, |
11683 | 14 | NULL, HFILL} |
11684 | 14 | }, |
11685 | 14 | {&hf_gtp_qos_guar_dl, |
11686 | 14 | { "Guaranteed bit rate for downlink", "gtp.qos_guar_dl", |
11687 | 14 | FT_UINT16, BASE_DEC, VALS(qos_guar_dl), 0, |
11688 | 14 | NULL, HFILL} |
11689 | 14 | }, |
11690 | 14 | {&hf_gtp_qos_spare4, |
11691 | 14 | { "Spare", "gtp.qos_spare4", |
11692 | 14 | FT_UINT8, BASE_DEC, NULL, GTP_EXT_QOS_SPARE4_MASK, |
11693 | 14 | "Spare (shall be sent as '000' )", HFILL} |
11694 | 14 | }, |
11695 | 14 | {&hf_gtp_qos_sig_ind, |
11696 | 14 | { "Signalling Indication", "gtp.sig_ind", |
11697 | 14 | FT_BOOLEAN, 8, TFS(>p_sig_ind), GTP_EXT_QOS_SIG_IND_MASK, |
11698 | 14 | NULL, HFILL} |
11699 | 14 | }, |
11700 | 14 | {&hf_gtp_qos_src_stat_desc, |
11701 | 14 | { "Source Statistics Descriptor", "gtp.src_stat_desc", |
11702 | 14 | FT_UINT8, BASE_DEC, VALS(src_stat_desc_vals), GTP_EXT_QOS_SRC_STAT_DESC_MASK, |
11703 | 14 | NULL, HFILL} |
11704 | 14 | }, |
11705 | 14 | { &hf_gtp_qos_arp, |
11706 | 14 | {"Allocation/Retention Priority", "gtp.qos_arp", |
11707 | 14 | FT_UINT16, BASE_HEX, NULL, 0x0, |
11708 | 14 | NULL, HFILL} |
11709 | 14 | }, |
11710 | 14 | { &hf_gtp_qos_arp_pci, |
11711 | 14 | {"Pre-emption Capability (PCI)", "gtp.qos_arp_pci", |
11712 | 14 | FT_BOOLEAN, 16, TFS(&tfs_disabled_enabled), 0x0040, |
11713 | 14 | NULL, HFILL} |
11714 | 14 | }, |
11715 | 14 | { &hf_gtp_qos_arp_pl, |
11716 | 14 | {"Priority Level", "gtp.qos_arp_pl", |
11717 | 14 | FT_UINT16, BASE_DEC, NULL, 0x003c, |
11718 | 14 | NULL, HFILL} |
11719 | 14 | }, |
11720 | 14 | { &hf_gtp_qos_arp_pvi, |
11721 | 14 | {"Pre-emption Vulnerability (PVI)", "gtp.qos_arp_pvi", |
11722 | 14 | FT_BOOLEAN, 16, TFS(&tfs_disabled_enabled), 0x0001, |
11723 | 14 | NULL, HFILL} |
11724 | 14 | }, |
11725 | 14 | {&hf_gtp_qos_qci, |
11726 | 14 | {"QCI", "gtp.qos_qci", |
11727 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11728 | 14 | NULL, HFILL} |
11729 | 14 | }, |
11730 | 14 | {&hf_gtp_qos_ul_mbr, |
11731 | 14 | {"Uplink Maximum Bit Rate", "gtp.qos_ul_mbr", |
11732 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
11733 | 14 | NULL, HFILL} |
11734 | 14 | }, |
11735 | 14 | {&hf_gtp_qos_dl_mbr, |
11736 | 14 | {"Downlink Maximum Bit Rate", "gtp.qos_dl_mbr", |
11737 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
11738 | 14 | NULL, HFILL} |
11739 | 14 | }, |
11740 | 14 | {&hf_gtp_qos_ul_gbr, |
11741 | 14 | {"Uplink Guaranteed Bit Rate", "gtp.qos_ul_gbr", |
11742 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
11743 | 14 | NULL, HFILL} |
11744 | 14 | }, |
11745 | 14 | {&hf_gtp_qos_dl_gbr, |
11746 | 14 | {"Downlink Guaranteed Bit Rate", "gtp.qos_dl_gbr", |
11747 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
11748 | 14 | NULL, HFILL} |
11749 | 14 | }, |
11750 | 14 | {&hf_gtp_qos_ul_apn_ambr, |
11751 | 14 | {"Uplink APN Aggregate Maximum Bit Rate", "gtp.qos_ul_apn_ambr", |
11752 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
11753 | 14 | NULL, HFILL} |
11754 | 14 | }, |
11755 | 14 | {&hf_gtp_qos_dl_apn_ambr, |
11756 | 14 | {"Downlink APN Aggregate Maximum Bit Rate", "gtp.qos_dl_apn_ambr", |
11757 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
11758 | 14 | NULL, HFILL} |
11759 | 14 | }, |
11760 | 14 | {&hf_gtp_pkt_flow_id, |
11761 | 14 | { "Packet Flow ID", "gtp.pkt_flow_id", |
11762 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
11763 | 14 | NULL, HFILL} |
11764 | 14 | }, |
11765 | 14 | {&hf_gtp_ptmsi, |
11766 | 14 | { "P-TMSI", "gtp.ptmsi", |
11767 | 14 | FT_UINT32, BASE_DEC_HEX, NULL, 0, |
11768 | 14 | "Packet-Temporary Mobile Subscriber Identity", HFILL} |
11769 | 14 | }, |
11770 | 14 | {&hf_gtp_ptmsi_sig, |
11771 | 14 | { "P-TMSI Signature", "gtp.ptmsi_sig", |
11772 | 14 | FT_UINT24, BASE_HEX, NULL, 0, |
11773 | 14 | NULL, HFILL} |
11774 | 14 | }, |
11775 | 14 | {&hf_gtp_rab_gtpu_dn, |
11776 | 14 | { "Downlink GTP-U seq number", "gtp.rab_gtp_dn", |
11777 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11778 | 14 | "Downlink GTP-U sequence number", HFILL} |
11779 | 14 | }, |
11780 | 14 | {&hf_gtp_rab_gtpu_up, |
11781 | 14 | { "Uplink GTP-U seq number", "gtp.rab_gtp_up", |
11782 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11783 | 14 | "Uplink GTP-U sequence number", HFILL} |
11784 | 14 | }, |
11785 | 14 | {&hf_gtp_rab_pdu_dn, |
11786 | 14 | { "Downlink next PDCP-PDU seq number", "gtp.rab_pdu_dn", |
11787 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11788 | 14 | "Downlink next PDCP-PDU sequence number", HFILL} |
11789 | 14 | }, |
11790 | 14 | {&hf_gtp_rab_pdu_up, |
11791 | 14 | { "Uplink next PDCP-PDU seq number", "gtp.rab_pdu_up", |
11792 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11793 | 14 | "Uplink next PDCP-PDU sequence number", HFILL} |
11794 | 14 | }, |
11795 | 14 | {&hf_gtp_uli_geo_loc_type, |
11796 | 14 | { "Geographic Location Type", "gtp.geo_loc_type", |
11797 | 14 | FT_UINT8, BASE_DEC, VALS(geographic_location_type), 0, |
11798 | 14 | NULL, HFILL} |
11799 | 14 | }, |
11800 | 14 | {&hf_gtp_cgi_ci, |
11801 | 14 | { "Cell ID (CI)", "gtp.cgi_ci", |
11802 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11803 | 14 | NULL, HFILL} |
11804 | 14 | }, |
11805 | 14 | {&hf_gtp_sai_sac, |
11806 | 14 | { "Service Area Code (SAC)", "gtp.sai_sac", |
11807 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11808 | 14 | NULL, HFILL} |
11809 | 14 | }, |
11810 | 14 | {&hf_gtp_rai_rac, |
11811 | 14 | { "Routing Area Code (RAC)", "gtp.rai_rac", |
11812 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
11813 | 14 | NULL, HFILL} |
11814 | 14 | }, |
11815 | 14 | {&hf_gtp_lac, |
11816 | 14 | { "Location Area Code (LAC)", "gtp.lac", |
11817 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11818 | 14 | NULL, HFILL} |
11819 | 14 | }, |
11820 | 14 | { &hf_gtp_tac, |
11821 | 14 | {"TAC", "gtp.tac", |
11822 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
11823 | 14 | NULL, HFILL} |
11824 | 14 | }, |
11825 | 14 | {&hf_gtp_ranap_cause, |
11826 | 14 | { "RANAP cause", "gtp.ranap_cause", |
11827 | 14 | FT_UINT16, BASE_DEC|BASE_EXT_STRING, &ranap_cause_type_ext, 0, |
11828 | 14 | NULL, HFILL} |
11829 | 14 | }, |
11830 | 14 | {&hf_gtp_recovery, |
11831 | 14 | { "Recovery", "gtp.recovery", |
11832 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
11833 | 14 | "Restart counter", HFILL} |
11834 | 14 | }, |
11835 | 14 | {&hf_gtp_reorder, |
11836 | 14 | { "Reordering required", "gtp.reorder", |
11837 | 14 | FT_BOOLEAN, BASE_NONE, NULL, 0x0, |
11838 | 14 | NULL, HFILL} |
11839 | 14 | }, |
11840 | 14 | {&hf_gtp_rnc_ipv4, |
11841 | 14 | { "RNC address IPv4", "gtp.rnc_ipv4", |
11842 | 14 | FT_IPv4, BASE_NONE, NULL, 0, |
11843 | 14 | "Radio Network Controller address IPv4", HFILL} |
11844 | 14 | }, |
11845 | 14 | {&hf_gtp_rnc_ipv6, |
11846 | 14 | { "RNC address IPv6", "gtp.rnc_ipv6", |
11847 | 14 | FT_IPv6, BASE_NONE, NULL, 0, |
11848 | 14 | "Radio Network Controller address IPv6", HFILL} |
11849 | 14 | }, |
11850 | 14 | {&hf_gtp_rp, |
11851 | 14 | { "Radio Priority", "gtp.rp", |
11852 | 14 | FT_UINT8, BASE_DEC, NULL, GTPv1_EXT_RP_MASK, |
11853 | 14 | "Radio Priority for uplink tx", HFILL} |
11854 | 14 | }, |
11855 | 14 | {&hf_gtp_rp_nsapi, |
11856 | 14 | { "NSAPI in Radio Priority", "gtp.rp_nsapi", |
11857 | 14 | FT_UINT8, BASE_DEC, NULL, GTPv1_EXT_RP_NSAPI_MASK, |
11858 | 14 | "Network layer Service Access Point Identifier in Radio Priority", HFILL} |
11859 | 14 | }, |
11860 | 14 | {&hf_gtp_rp_sms, |
11861 | 14 | { "Radio Priority SMS", "gtp.rp_sms", |
11862 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
11863 | 14 | "Radio Priority for MO SMS", HFILL} |
11864 | 14 | }, |
11865 | 14 | {&hf_gtp_rp_spare, |
11866 | 14 | { "Reserved", "gtp.rp_spare", |
11867 | 14 | FT_UINT8, BASE_DEC, NULL, GTPv1_EXT_RP_SPARE_MASK, |
11868 | 14 | "Spare bit", HFILL} |
11869 | 14 | }, |
11870 | 14 | {&hf_gtp_sel_mode, |
11871 | 14 | { "Selection mode", "gtp.sel_mode", |
11872 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_sel_mode_vals), 0x03, |
11873 | 14 | NULL, HFILL} |
11874 | 14 | }, |
11875 | 14 | {&hf_gtp_seq_number, |
11876 | 14 | { "Sequence number", "gtp.seq_number", |
11877 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0, |
11878 | 14 | NULL, HFILL} |
11879 | 14 | }, |
11880 | 14 | {&hf_gtp_session, |
11881 | 14 | { "Session", "gtp.session", |
11882 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
11883 | 14 | NULL, HFILL } |
11884 | 14 | }, |
11885 | 14 | {&hf_gtp_sndcp_number, |
11886 | 14 | { "SNDCP N-PDU LLC Number", "gtp.sndcp_number", |
11887 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
11888 | 14 | NULL, HFILL} |
11889 | 14 | }, |
11890 | 14 | {&hf_gtp_tear_ind, |
11891 | 14 | { "Teardown Indicator", "gtp.tear_ind", |
11892 | 14 | FT_BOOLEAN, BASE_NONE, NULL, 0x0, |
11893 | 14 | NULL, HFILL} |
11894 | 14 | }, |
11895 | 14 | {&hf_gtp_teid, |
11896 | 14 | { "TEID", "gtp.teid", |
11897 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11898 | 14 | "Tunnel Endpoint Identifier", HFILL} |
11899 | 14 | }, |
11900 | 14 | {&hf_gtp_teid_cp, |
11901 | 14 | { "TEID Control Plane", "gtp.teid_cp", |
11902 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11903 | 14 | "Tunnel Endpoint Identifier Control Plane", HFILL} |
11904 | 14 | }, |
11905 | 14 | {&hf_gtp_uplink_teid_cp, |
11906 | 14 | { "Uplink TEID Control Plane", "gtp.uplink_teid_cp", |
11907 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11908 | 14 | "Uplink Tunnel Endpoint Identifier Control Plane", HFILL} |
11909 | 14 | }, |
11910 | 14 | {&hf_gtp_teid_data, |
11911 | 14 | { "TEID Data I", "gtp.teid_data", |
11912 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11913 | 14 | "Tunnel Endpoint Identifier Data I", HFILL} |
11914 | 14 | }, |
11915 | 14 | {&hf_gtp_uplink_teid_data, |
11916 | 14 | { "Uplink TEID Data I", "gtp.uplink_teid_data", |
11917 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11918 | 14 | "UplinkTunnel Endpoint Identifier Data I", HFILL} |
11919 | 14 | }, |
11920 | 14 | {&hf_gtp_teid_ii, |
11921 | 14 | { "TEID Data II", "gtp.teid_ii", |
11922 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0, |
11923 | 14 | "Tunnel Endpoint Identifier Data II", HFILL} |
11924 | 14 | }, |
11925 | 14 | {&hf_gtp_tid, |
11926 | 14 | { "TID", "gtp.tid", |
11927 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
11928 | 14 | "Tunnel Identifier", HFILL} |
11929 | 14 | }, |
11930 | 14 | {&hf_gtp_tlli, |
11931 | 14 | { "TLLI", "gtp.tlli", |
11932 | 14 | FT_UINT32, BASE_HEX, NULL, 0, |
11933 | 14 | "Temporary Logical Link Identity", HFILL} |
11934 | 14 | }, |
11935 | 14 | {&hf_gtp_tr_comm, |
11936 | 14 | { "Packet transfer command", "gtp.tr_comm", |
11937 | 14 | FT_UINT8, BASE_DEC, VALS(tr_comm_type), 0, |
11938 | 14 | NULL, HFILL} |
11939 | 14 | }, |
11940 | 14 | {&hf_gtp_trace_ref, |
11941 | 14 | { "Trace reference", "gtp.trace_ref", |
11942 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
11943 | 14 | NULL, HFILL} |
11944 | 14 | }, |
11945 | 14 | {&hf_gtp_trace_type, |
11946 | 14 | { "Trace type", "gtp.trace_type", |
11947 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
11948 | 14 | NULL, HFILL} |
11949 | 14 | }, |
11950 | 14 | {&hf_gtp_user_addr_pdp_org, |
11951 | 14 | { "PDP type organization", "gtp.user_addr_pdp_org", |
11952 | 14 | FT_UINT8, BASE_DEC, VALS(pdp_org_type), 0, |
11953 | 14 | NULL, HFILL} |
11954 | 14 | }, |
11955 | 14 | {&hf_gtp_user_addr_pdp_type, |
11956 | 14 | { "PDP type number", "gtp.user_addr_pdp_type", |
11957 | 14 | FT_UINT8, BASE_HEX, VALS(pdp_type), 0, |
11958 | 14 | NULL, HFILL} |
11959 | 14 | }, |
11960 | 14 | {&hf_gtp_user_ipv4, |
11961 | 14 | { "End user address IPv4", "gtp.user_ipv4", |
11962 | 14 | FT_IPv4, BASE_NONE, NULL, 0, |
11963 | 14 | NULL, HFILL} |
11964 | 14 | }, |
11965 | 14 | {&hf_gtp_user_ipv6, |
11966 | 14 | { "End user address IPv6", "gtp.user_ipv6", |
11967 | 14 | FT_IPv6, BASE_NONE, NULL, 0, |
11968 | 14 | NULL, HFILL} |
11969 | 14 | }, |
11970 | 14 | {&hf_gtp_security_mode, |
11971 | 14 | { "Security Mode", "gtp.security_mode", |
11972 | 14 | FT_UINT8, BASE_DEC, VALS(mm_sec_modep), 0xc0, |
11973 | 14 | NULL, HFILL} |
11974 | 14 | }, |
11975 | 14 | {&hf_gtp_no_of_vectors, |
11976 | 14 | { "No of Vectors", "gtp.no_of_vectors", |
11977 | 14 | FT_UINT8, BASE_DEC, NULL, 0x38, |
11978 | 14 | NULL, HFILL} |
11979 | 14 | }, |
11980 | 14 | {&hf_gtp_cipher_algorithm, |
11981 | 14 | { "Cipher Algorithm", "gtp.cipher_algorithm", |
11982 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_cipher_algorithm), 0x07, |
11983 | 14 | NULL, HFILL} |
11984 | 14 | }, |
11985 | 14 | {&hf_gtp_cksn_ksi, |
11986 | 14 | { "Ciphering Key Sequence Number (CKSN)/Key Set Identifier (KSI)", "gtp.cksn_ksi", |
11987 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11988 | 14 | "CKSN/KSI", HFILL} |
11989 | 14 | }, |
11990 | 14 | {&hf_gtp_cksn, |
11991 | 14 | { "Ciphering Key Sequence Number (CKSN)", "gtp.cksn", |
11992 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11993 | 14 | "CKSN", HFILL} |
11994 | 14 | }, |
11995 | 14 | {&hf_gtp_ksi, |
11996 | 14 | { "Key Set Identifier (KSI)", "gtp.ksi", |
11997 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11998 | 14 | "KSI", HFILL} |
11999 | 14 | }, |
12000 | 14 | {&hf_gtp_ext_length, |
12001 | 14 | { "Length", "gtp.ext_length", |
12002 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12003 | 14 | "IE Length", HFILL} |
12004 | 14 | }, |
12005 | 14 | {&hf_gtp_utran_field, |
12006 | 14 | { "UTRAN Transparent Field", "gtp.utran_field", |
12007 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
12008 | 14 | NULL, HFILL} |
12009 | 14 | }, |
12010 | 14 | {&hf_gtp_ext_apn_res, |
12011 | 14 | { "Restriction Type", "gtp.ext_apn_res", |
12012 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12013 | 14 | NULL, HFILL} |
12014 | 14 | }, |
12015 | 14 | {&hf_gtp_ext_rat_type, |
12016 | 14 | { "RAT Type", "gtp.ext_rat_type", |
12017 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_ext_rat_type_vals), 0x0, |
12018 | 14 | NULL, HFILL} |
12019 | 14 | }, |
12020 | 14 | {&hf_gtp_ext_imeisv, |
12021 | 14 | { "IMEI(SV)", "gtp.ext_imeisv", |
12022 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
12023 | 14 | NULL, HFILL} |
12024 | 14 | }, |
12025 | 14 | { &hf_gtp_target_rnc_id, |
12026 | 14 | { "targetRNC-ID", "gtp.targetRNC_ID", |
12027 | 14 | FT_UINT16, BASE_HEX, NULL, 0x0fff, |
12028 | 14 | NULL, HFILL } |
12029 | 14 | }, |
12030 | 14 | { &hf_gtp_target_ext_rnc_id, |
12031 | 14 | { "Extended RNC-ID", "gtp.target_ext_RNC_ID", |
12032 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
12033 | 14 | NULL, HFILL } |
12034 | 14 | }, |
12035 | 14 | {&hf_gtp_bssgp_cause, |
12036 | 14 | { "BSSGP Cause", "gtp.bssgp_cause", |
12037 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, &bssgp_cause_vals_ext, 0, |
12038 | 14 | NULL, HFILL} |
12039 | 14 | }, |
12040 | 14 | { &hf_gtp_bssgp_ra_discriminator, |
12041 | 14 | { "Routing Address Discriminator", "gtp.bssgp.rad", |
12042 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_bssgp_ra_discriminator_vals), 0x0f, |
12043 | 14 | NULL, HFILL } |
12044 | 14 | }, |
12045 | 14 | {&hf_gtp_sapi, |
12046 | 14 | { "PS Handover XID SAPI", "gtp.ps_handover_xid_sapi", |
12047 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0F, |
12048 | 14 | NULL, HFILL} |
12049 | 14 | }, |
12050 | 14 | {&hf_gtp_xid_par_len, |
12051 | 14 | { "PS Handover XID parameter length", "gtp.ps_handover_xid_par_len", |
12052 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12053 | 14 | NULL, HFILL} |
12054 | 14 | }, |
12055 | 14 | {&hf_gtp_rep_act_type, |
12056 | 14 | { "Action", "gtp.ms_inf_chg_rep_act", |
12057 | 14 | FT_UINT8, BASE_DEC, VALS(chg_rep_act_type_vals), 0x0, |
12058 | 14 | NULL, HFILL} |
12059 | 14 | }, |
12060 | 14 | {&hf_gtp_correlation_id, |
12061 | 14 | { "Correlation-ID", "gtp.correlation_id", |
12062 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
12063 | 14 | NULL, HFILL} |
12064 | 14 | }, |
12065 | 14 | {&hf_gtp_earp_pci, |
12066 | 14 | { "PCI Pre-emption Capability", "gtp.EARP_pre_emption_Capability", |
12067 | 14 | FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x40, |
12068 | 14 | NULL, HFILL} |
12069 | 14 | }, |
12070 | 14 | {&hf_gtp_earp_pl, |
12071 | 14 | { "PL Priority Level", "gtp.EARP_priority_level", |
12072 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3C, |
12073 | 14 | NULL, HFILL} |
12074 | 14 | }, |
12075 | 14 | {&hf_gtp_earp_pvi, |
12076 | 14 | { "PVI Pre-emption Vulnerability", "gtp.EARP_pre_emption_par_vulnerability", |
12077 | 14 | FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x01, |
12078 | 14 | NULL, HFILL} |
12079 | 14 | }, |
12080 | 14 | {&hf_gtp_ext_comm_flags_uasi, |
12081 | 14 | { "UASI", "gtp.ext_comm_flags.uasi", |
12082 | 14 | FT_BOOLEAN, 8, NULL, 0x80, |
12083 | 14 | NULL, HFILL} |
12084 | 14 | }, |
12085 | 14 | {&hf_gtp_ext_comm_flags_bdwi, |
12086 | 14 | { "BDWI", "gtp.ext_comm_flags.bdwi", |
12087 | 14 | FT_BOOLEAN, 8, NULL, 0x40, |
12088 | 14 | NULL, HFILL} |
12089 | 14 | }, |
12090 | 14 | {&hf_gtp_ext_comm_flags_pcri, |
12091 | 14 | { "PCRI", "gtp.ext_comm_flags.pcri", |
12092 | 14 | FT_BOOLEAN, 8, NULL, 0x20, |
12093 | 14 | NULL, HFILL} |
12094 | 14 | }, |
12095 | 14 | {&hf_gtp_ext_comm_flags_vb, |
12096 | 14 | { "VB", "gtp.ext_comm_flags.vb", |
12097 | 14 | FT_BOOLEAN, 8, NULL, 0x10, |
12098 | 14 | NULL, HFILL} |
12099 | 14 | }, |
12100 | 14 | {&hf_gtp_ext_comm_flags_retloc, |
12101 | 14 | { "RetLoc", "gtp.ext_comm_flags.retloc", |
12102 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
12103 | 14 | NULL, HFILL} |
12104 | 14 | }, |
12105 | 14 | {&hf_gtp_ext_comm_flags_cpsr, |
12106 | 14 | { "CPSR", "gtp.ext_comm_flags.cpsr", |
12107 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
12108 | 14 | NULL, HFILL} |
12109 | 14 | }, |
12110 | 14 | {&hf_gtp_ext_comm_flags_ccrsi, |
12111 | 14 | { "CCRSI", "gtp.ext_comm_flags.ccrsi", |
12112 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
12113 | 14 | NULL, HFILL} |
12114 | 14 | }, |
12115 | 14 | {&hf_gtp_ext_comm_flags_unauthenticated_imsi, |
12116 | 14 | { "Unauthenticated IMSI", "gtp.ext_comm_flags.unauthenticated_imsi", |
12117 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
12118 | 14 | NULL, HFILL} |
12119 | 14 | }, |
12120 | 14 | {&hf_gtp_csg_id, |
12121 | 14 | { "CSG ID", "gtp.csg_id", |
12122 | 14 | FT_UINT32, BASE_DEC, NULL, 0x07FFFFFF, |
12123 | 14 | NULL, HFILL} |
12124 | 14 | }, |
12125 | 14 | {&hf_gtp_access_mode, |
12126 | 14 | { "Access Mode", "gtp.access_mode", |
12127 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_access_mode_vals), 0xC0, |
12128 | 14 | NULL, HFILL } |
12129 | 14 | }, |
12130 | 14 | {&hf_gtp_cmi, |
12131 | 14 | { "CSG Membership Indication (CMI)", "gtp.cmi", |
12132 | 14 | FT_BOOLEAN, 8, TFS(&tfs_no_yes), 0x01, |
12133 | 14 | NULL, HFILL} |
12134 | 14 | }, |
12135 | 14 | {&hf_gtp_csg_inf_rep_act_ucicsg, |
12136 | 14 | { "UCICSG", "gtp.csg_info_rep_act.ucicsg", |
12137 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12138 | 14 | "Report UCI when the UE enters/leaves/accesses CSG Cell", |
12139 | 14 | HFILL} |
12140 | 14 | }, |
12141 | 14 | {&hf_gtp_csg_inf_rep_act_ucishc, |
12142 | 14 | { "UCISHC", "gtp.csg_info_rep_act.ucishc", |
12143 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12144 | 14 | "Report UCI when the UE enters/leaves/accesses Subscribed Hybrid Cell", |
12145 | 14 | HFILL} |
12146 | 14 | }, |
12147 | 14 | {&hf_gtp_csg_inf_rep_act_uciuhc, |
12148 | 14 | { "UCIUHC", "gtp.csg_info_rep_act.uciuhc", |
12149 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12150 | 14 | "Report UCI when the UE enters/leaves/accesses Unsubscribed Hybrid Cell", |
12151 | 14 | HFILL} |
12152 | 14 | }, |
12153 | 14 | {&hf_gtp_ext_comm_flags_II_pnsi, |
12154 | 14 | { "PNSI", "gtp.ext_comm_flags_II_pnsi", |
12155 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
12156 | 14 | NULL, HFILL} |
12157 | 14 | }, |
12158 | 14 | {&hf_gtp_ext_comm_flags_II_dtci, |
12159 | 14 | { "DTCI", "gtp.ext_comm_flags_II_dtci", |
12160 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
12161 | 14 | NULL, HFILL} |
12162 | 14 | }, |
12163 | 14 | {&hf_gtp_ext_comm_flags_II_pmtsmi, |
12164 | 14 | { "PMTSMI", "gtp.ext_comm_flags_II_pmtsmi", |
12165 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
12166 | 14 | NULL, HFILL} |
12167 | 14 | }, |
12168 | 14 | {&hf_gtp_ext_comm_flags_II_spare, |
12169 | 14 | { "SPARE", "gtp.ext_comm_flags_II_spare", |
12170 | 14 | FT_UINT8, BASE_HEX, NULL, 0xF8, |
12171 | 14 | NULL, HFILL} |
12172 | 14 | }, |
12173 | 14 | {&hf_gtp_ciot_opt_sup_ind_sgni_pdn, |
12174 | 14 | { "SGNI PDN", "gtp.ciot_opt_sup_ind_sgni_pdn", |
12175 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
12176 | 14 | NULL, HFILL} |
12177 | 14 | }, |
12178 | 14 | {&hf_gtp_ciot_opt_sup_ind_scni_pdn, |
12179 | 14 | { "SCNI PDN", "gtp.ciot_opt_sup_ind_scni_pdn", |
12180 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
12181 | 14 | NULL, HFILL} |
12182 | 14 | }, |
12183 | 14 | {&hf_gtp_ciot_opt_sup_ind_spare, |
12184 | 14 | { "SPARE", "gtp.ciot_opt_sup_ind_spare", |
12185 | 14 | FT_UINT8, BASE_HEX, NULL, 0xfc, |
12186 | 14 | NULL, HFILL} |
12187 | 14 | }, |
12188 | 14 | { &hf_gtp_up_fun_sel_ind_flags_dcnr, |
12189 | 14 | { "DCNR", "gtp.up_fun_sel_ind_flags_dcnr", |
12190 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
12191 | 14 | NULL, HFILL} |
12192 | 14 | }, |
12193 | 14 | { &hf_gtp_up_fun_sel_ind_flags_spare, |
12194 | 14 | { "SPARE", "gtp.up_fun_sel_ind_flags_spare", |
12195 | 14 | FT_UINT8, BASE_HEX, NULL, 0xfe, |
12196 | 14 | NULL, HFILL} |
12197 | 14 | }, |
12198 | 14 | {&hf_gtp_cdr_app, |
12199 | 14 | { "Application Identifier", "gtp.cdr_app", |
12200 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf0, |
12201 | 14 | NULL, HFILL} |
12202 | 14 | }, |
12203 | 14 | { &hf_gtp_cdr_rel, |
12204 | 14 | { "Release Identifier", "gtp.cdr_rel", |
12205 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
12206 | 14 | NULL, HFILL} |
12207 | 14 | }, |
12208 | 14 | { &hf_gtp_cdr_ver, |
12209 | 14 | { "Version Identifier", "gtp.cdr_ver", |
12210 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12211 | 14 | NULL, HFILL} |
12212 | 14 | }, |
12213 | 14 | { &hf_gtp_cdr_rel_ext, |
12214 | 14 | { "Release Identifier Extension", "gtp.cdr_rel_ext", |
12215 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12216 | 14 | NULL, HFILL} |
12217 | 14 | }, |
12218 | 14 | { &hf_gtp_cdr_length, |
12219 | 14 | { "Length", "gtp.cdr_length", |
12220 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12221 | 14 | NULL, HFILL} |
12222 | 14 | }, |
12223 | 14 | { &hf_gtp_cdr_context, |
12224 | 14 | { "Context", "gtp.cdr_context", |
12225 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
12226 | 14 | NULL, HFILL} |
12227 | 14 | }, |
12228 | 14 | {&hf_gtp_cmn_flg_ppc, |
12229 | 14 | { "Prohibit Payload Compression", "gtp.cmn_flg.ppc", |
12230 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
12231 | 14 | NULL, HFILL} |
12232 | 14 | }, |
12233 | 14 | {&hf_gtp_cmn_flg_mbs_srv_type, |
12234 | 14 | { "MBMS Service Type", "gtp.cmn_flg.mbs_srv_type", |
12235 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
12236 | 14 | NULL, HFILL} |
12237 | 14 | }, |
12238 | 14 | {&hf_gtp_cmn_flg_mbs_ran_pcd_rdy, |
12239 | 14 | { "RAN Procedures Ready", "gtp.cmn_flg.mbs_ran_pcd_rdy", |
12240 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
12241 | 14 | NULL, HFILL} |
12242 | 14 | }, |
12243 | 14 | {&hf_gtp_cmn_flg_mbs_cnt_inf, |
12244 | 14 | { "MBMS Counting Information", "gtp.cmn_flg.mbs_cnt_inf", |
12245 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
12246 | 14 | NULL, HFILL} |
12247 | 14 | }, |
12248 | 14 | {&hf_gtp_cmn_flg_no_qos_neg, |
12249 | 14 | { "No QoS negotiation", "gtp.cmn_flg.no_qos_neg", |
12250 | 14 | FT_BOOLEAN, 8, NULL, 0x10, |
12251 | 14 | NULL, HFILL} |
12252 | 14 | }, |
12253 | 14 | {&hf_gtp_cmn_flg_nrsn, |
12254 | 14 | { "NRSN bit field", "gtp.cmn_flg.nrsn", |
12255 | 14 | FT_BOOLEAN, 8, NULL, 0x20, |
12256 | 14 | NULL, HFILL} |
12257 | 14 | }, |
12258 | 14 | {&hf_gtp_cmn_flg_upgrd_qos_sup, |
12259 | 14 | { "Upgrade QoS Supported", "gtp.cmn_flg.upgrd_qos_sup", |
12260 | 14 | FT_BOOLEAN, 8, NULL, 0x40, |
12261 | 14 | NULL, HFILL} |
12262 | 14 | }, |
12263 | 14 | {&hf_gtp_cmn_flg_dual_addr_bearer_flg, |
12264 | 14 | { "Dual Address Bearer Flag", "gtp.cmn_flg.dual_addr_bearer_flg", |
12265 | 14 | FT_BOOLEAN, 8, NULL, 0x80, |
12266 | 14 | NULL, HFILL} |
12267 | 14 | }, |
12268 | 14 | {&hf_gtp_linked_nsapi, |
12269 | 14 | { "Linked NSAPI", "gtp.linked_nsapi", |
12270 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf0, |
12271 | 14 | NULL, HFILL} |
12272 | 14 | }, |
12273 | 14 | {&hf_gtp_enh_nsapi, |
12274 | 14 | { "Enhanced NSAPI", "gtp.enhanced_nsapi", |
12275 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12276 | 14 | NULL, HFILL} |
12277 | 14 | }, |
12278 | 14 | {&hf_gtp_tmgi, |
12279 | 14 | { "Temporary Mobile Group Identity (TMGI)", "gtp.tmgi", |
12280 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
12281 | 14 | NULL, HFILL} |
12282 | 14 | }, |
12283 | 14 | {&hf_gtp_no_of_mbms_sa_codes, |
12284 | 14 | { "Number of MBMS service area codes", "gtp.no_of_mbms_sa_codes", |
12285 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12286 | 14 | "Number N of MBMS service area codes", HFILL} |
12287 | 14 | }, |
12288 | | |
12289 | 14 | {&hf_gtp_mbms_ses_dur_days, |
12290 | 14 | { "Estimated session duration days", "gtp.mbms_ses_dur_days", |
12291 | 14 | FT_UINT24, BASE_DEC, NULL, 0x00007F, |
12292 | 14 | NULL, HFILL} |
12293 | 14 | }, |
12294 | 14 | {&hf_gtp_mbms_ses_dur_s, |
12295 | 14 | { "Estimated session duration seconds", "gtp.mbms_ses_dur_s", |
12296 | 14 | FT_UINT24, BASE_DEC, NULL, 0xFFFF80, |
12297 | 14 | NULL, HFILL} |
12298 | 14 | }, |
12299 | 14 | {&hf_gtp_mbms_sa_code, |
12300 | 14 | { "MBMS service area code", "gtp.mbms_sa_code", |
12301 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12302 | 14 | NULL, HFILL} |
12303 | 14 | }, |
12304 | 14 | {&hf_gtp_trace_ref2, |
12305 | 14 | { "Trace Reference2", "gtp.trace_ref2", |
12306 | 14 | FT_UINT24, BASE_HEX, NULL, 0, |
12307 | 14 | NULL, HFILL} |
12308 | 14 | }, |
12309 | 14 | {&hf_gtp_trace_rec_session_ref, |
12310 | 14 | { "Trace Recording Session Reference", "gtp.trace_rec_session_ref", |
12311 | 14 | FT_UINT16, BASE_HEX, NULL, 0, |
12312 | 14 | NULL, HFILL} |
12313 | 14 | }, |
12314 | 14 | {&hf_gtp_trace_triggers_ggsn_mbms, |
12315 | 14 | { "MBMS Context", "gtp.trace_triggers.ggsn.mbms", |
12316 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x2, |
12317 | 14 | NULL, HFILL} |
12318 | 14 | }, |
12319 | 14 | {&hf_gtp_trace_triggers_ggsn_pdp, |
12320 | 14 | { "PDP Context", "gtp.trace_triggers.ggsn.pdp", |
12321 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x1, |
12322 | 14 | NULL, HFILL} |
12323 | 14 | }, |
12324 | 14 | {&hf_gtp_trace_triggers_ggsn, |
12325 | 14 | { "Triggering events in GGSN", "gtp.trace_triggers.ggsn", |
12326 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
12327 | 14 | NULL, HFILL} |
12328 | 14 | }, |
12329 | 14 | {&hf_gtp_trace_depth, |
12330 | 14 | { "Trace Depth", "gtp.trace_depth", |
12331 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_trace_depth_vals), 0, |
12332 | 14 | NULL, HFILL} |
12333 | 14 | }, |
12334 | 14 | {&hf_gtp_trace_loi_ggsn_gmb, |
12335 | 14 | { "Gmb", "gtp.trace_loi.ggsn.gmb", |
12336 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x4, |
12337 | 14 | NULL, HFILL} |
12338 | 14 | }, |
12339 | 14 | {&hf_gtp_trace_loi_ggsn_gi, |
12340 | 14 | { "Gi", "gtp.trace_loi.ggsn.gi", |
12341 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x2, |
12342 | 14 | NULL, HFILL} |
12343 | 14 | }, |
12344 | 14 | {&hf_gtp_trace_loi_ggsn_gn, |
12345 | 14 | { "Gn", "gtp.trace_loi.ggsn.gn", |
12346 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x1, |
12347 | 14 | NULL, HFILL} |
12348 | 14 | }, |
12349 | 14 | {&hf_gtp_trace_loi_ggsn, |
12350 | 14 | { "List of interfaces in GGSN", "gtp.trace_loi.ggsn", |
12351 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
12352 | 14 | NULL, HFILL} |
12353 | 14 | }, |
12354 | 14 | {&hf_gtp_trace_activity_control, |
12355 | 14 | { "Trace Activity Control", "gtp.trace_activity_control", |
12356 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_trace_activity_control_vals), 0, |
12357 | 14 | NULL, HFILL} |
12358 | 14 | }, |
12359 | 14 | {&hf_gtp_hop_count, |
12360 | 14 | { "Hop Counter", "gtp.hop_count", |
12361 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12362 | 14 | NULL, HFILL} |
12363 | 14 | }, |
12364 | 14 | {&hf_gtp_mbs_2g_3g_ind, |
12365 | 14 | { "MBMS 2G/3G Indicator", "gtp.mbs_2g_3g_ind", |
12366 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_mbs_2g_3g_ind_vals), 0x0, |
12367 | 14 | NULL, HFILL} |
12368 | 14 | }, |
12369 | 14 | {&hf_gtp_trace_triggers_bm_sc_mbms, |
12370 | 14 | { "MBMS Multicast service activation", "gtp.trace_triggers.bm_sc.mbms", |
12371 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x1, |
12372 | 14 | NULL, HFILL} |
12373 | 14 | }, |
12374 | 14 | {&hf_gtp_trace_triggers_bm_sc, |
12375 | 14 | { "Triggering events in BM-SC", "gtp.trace_triggers.bm_sc", |
12376 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
12377 | 14 | NULL, HFILL} |
12378 | 14 | }, |
12379 | 14 | {&hf_gtp_trace_loi_bm_sc_gmb, |
12380 | 14 | { "Gmb", "gtp.trace_loi.bm_sc.gmb", |
12381 | 14 | FT_BOOLEAN, 8, TFS(&tfs_should_be_traced_should_not_be_traced), 0x1, |
12382 | 14 | NULL, HFILL} |
12383 | 14 | }, |
12384 | 14 | {&hf_gtp_trace_loi_bm_sc, |
12385 | 14 | { "List of interfaces in BM-SC", "gtp.trace_loi.bm_sc", |
12386 | 14 | FT_UINT8, BASE_HEX, NULL, 0, |
12387 | 14 | NULL, HFILL} |
12388 | 14 | }, |
12389 | 14 | {&hf_gtp_time_2_dta_tr, |
12390 | 14 | { "Time to MBMS Data Transfer", "gtp.time_2_dta_tr", |
12391 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12392 | 14 | NULL, HFILL} |
12393 | 14 | }, |
12394 | 14 | {&hf_gtp_target_lac, |
12395 | 14 | { "Target Location Area Code (LAC)", "gtp.target_lac", |
12396 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
12397 | 14 | NULL, HFILL} |
12398 | 14 | }, |
12399 | 14 | {&hf_gtp_target_rac, |
12400 | 14 | { "Target Routing Area Code (RAC)", "gtp.target_rac", |
12401 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
12402 | 14 | NULL, HFILL} |
12403 | 14 | }, |
12404 | 14 | {&hf_gtp_target_ci, |
12405 | 14 | { "Target Cell ID (CI)", "gtp.target_ci", |
12406 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
12407 | 14 | NULL, HFILL} |
12408 | 14 | }, |
12409 | 14 | { &hf_gtp_source_type, |
12410 | 14 | { "Source Type", "gtp.source_type", |
12411 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_source_type_vals), 0x0, |
12412 | 14 | NULL, HFILL} |
12413 | 14 | }, |
12414 | 14 | {&hf_gtp_source_lac, |
12415 | 14 | { "Source Location Area Code (LAC)", "gtp.source_lac", |
12416 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
12417 | 14 | NULL, HFILL} |
12418 | 14 | }, |
12419 | 14 | {&hf_gtp_source_rac, |
12420 | 14 | { "Source Routing Area Code (RAC)", "gtp.source_rac", |
12421 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
12422 | 14 | NULL, HFILL} |
12423 | 14 | }, |
12424 | 14 | {&hf_gtp_source_ci, |
12425 | 14 | { "Source Cell ID (CI)", "gtp.source_ci", |
12426 | 14 | FT_UINT16, BASE_DEC, NULL, 0, |
12427 | 14 | NULL, HFILL} |
12428 | 14 | }, |
12429 | 14 | { &hf_gtp_source_rnc_id, |
12430 | 14 | { "Source RNC-ID", "gtp.source.rnc_id", |
12431 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0fff, |
12432 | 14 | NULL, HFILL } |
12433 | 14 | }, |
12434 | 14 | { &hf_gtp_ext_ei, |
12435 | 14 | { "Error Indication (EI)", "gtp.ei", |
12436 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
12437 | 14 | NULL, HFILL} |
12438 | 14 | }, |
12439 | 14 | {&hf_gtp_ext_gcsi, |
12440 | 14 | { "GPRS-CSI (GCSI)", "gtp.gcsi", |
12441 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
12442 | 14 | NULL, HFILL} |
12443 | 14 | }, |
12444 | 14 | { &hf_gtp_ext_dti, |
12445 | 14 | { "Direct Tunnel Indicator (DTI)", "gtp.dti", |
12446 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
12447 | 14 | NULL, HFILL} |
12448 | 14 | }, |
12449 | 14 | { &hf_gtp_ra_prio_lcs, |
12450 | 14 | { "Radio Priority LCS", "gtp.raplcs", |
12451 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
12452 | 14 | NULL, HFILL} |
12453 | 14 | }, |
12454 | 14 | { &hf_gtp_bcm, |
12455 | 14 | { "Bearer Control Mode", "gtp.bcm", |
12456 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_pdp_bcm_type_vals), 0, |
12457 | 14 | NULL, HFILL} |
12458 | 14 | }, |
12459 | 14 | { &hf_gtp_fqdn, |
12460 | 14 | { "FQDN", "gtp.fqdn", |
12461 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
12462 | 14 | "Fully Qualified Domain Name", HFILL} |
12463 | 14 | }, |
12464 | 14 | { &hf_gtp_rim_routing_addr, |
12465 | 14 | { "RIM Routing Address value", "gtp.rim_routing_addr_val", |
12466 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
12467 | 14 | NULL, HFILL} |
12468 | 14 | }, |
12469 | 14 | { &hf_gtp_mbms_flow_id, |
12470 | 14 | { "MBMS Flow Identifier", "gtp.mbms_flow_id", |
12471 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
12472 | 14 | NULL, HFILL} |
12473 | 14 | }, |
12474 | 14 | { &hf_gtp_mbms_dist_indic, |
12475 | 14 | { "Distribution Indication", "gtp.mbms_dist_indic", |
12476 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_mbms_dist_indic_vals), 0x03, |
12477 | 14 | NULL, HFILL} |
12478 | 14 | }, |
12479 | 14 | { &hf_gtp_ext_apn_ambr_ul, |
12480 | 14 | { "APN-AMBR for Uplink", "gtp.apn_ambr_ul", |
12481 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12482 | 14 | NULL, HFILL} |
12483 | 14 | }, |
12484 | 14 | { &hf_gtp_ext_apn_ambr_dl, |
12485 | 14 | { "APN-AMBR for Downlink", "gtp.apn_ambr_dl", |
12486 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12487 | 14 | NULL, HFILL} |
12488 | 14 | }, |
12489 | 14 | { &hf_gtp_ext_sub_ue_ambr_ul, |
12490 | 14 | { "Subscribed UE-AMBR for Uplink", "gtp.sub_ue_ambr_ul", |
12491 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12492 | 14 | NULL, HFILL} |
12493 | 14 | }, |
12494 | 14 | { &hf_gtp_ext_sub_ue_ambr_dl, |
12495 | 14 | { "Subscribed UE-AMBR for Downlink", "gtp.sub_ue_ambr_dl", |
12496 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12497 | 14 | NULL, HFILL} |
12498 | 14 | }, |
12499 | 14 | { &hf_gtp_ext_auth_ue_ambr_ul, |
12500 | 14 | { "Authorized UE-AMBR for Uplink", "gtp.auth_ue_ambr_ul", |
12501 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12502 | 14 | NULL, HFILL} |
12503 | 14 | }, |
12504 | 14 | { &hf_gtp_ext_auth_ue_ambr_dl, |
12505 | 14 | { "Authorized UE-AMBR for Downlink", "gtp.auth_ue_ambr_dl", |
12506 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12507 | 14 | NULL, HFILL} |
12508 | 14 | }, |
12509 | 14 | { &hf_gtp_ext_auth_apn_ambr_ul, |
12510 | 14 | { "Authorized APN-AMBR for Uplink", "gtp.auth_apn_ambr_ul", |
12511 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12512 | 14 | NULL, HFILL} |
12513 | 14 | }, |
12514 | 14 | { &hf_gtp_ext_auth_apn_ambr_dl, |
12515 | 14 | { "Authorized APN-AMBR for Downlink", "gtp.auth_apn_ambr_dl", |
12516 | 14 | FT_INT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
12517 | 14 | NULL, HFILL} |
12518 | 14 | }, |
12519 | 14 | { &hf_gtp_ext_ggsn_back_off_time_units, |
12520 | 14 | { "Timer unit", "gtp.ggsn_back_off_time_units", |
12521 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_ggsn_back_off_time_units_vals), 0xe0, |
12522 | 14 | NULL, HFILL} |
12523 | 14 | }, |
12524 | 14 | { &hf_gtp_ext_ggsn_back_off_timer, |
12525 | 14 | { "Timer value", "gtp.ggsn_back_off_timer", |
12526 | 14 | FT_UINT8, BASE_DEC, NULL, 0x1f, |
12527 | 14 | NULL, HFILL} |
12528 | 14 | }, |
12529 | 14 | { &hf_gtp_lapi, |
12530 | 14 | { "LAPI", "gtp.lapi", |
12531 | 14 | FT_BOOLEAN, 8, TFS(>p_lapi_tfs), 0x01, |
12532 | 14 | "Low Access Priority Indication", HFILL} |
12533 | 14 | }, |
12534 | 14 | { &hf_gtp_higher_br_16mb_flg, |
12535 | 14 | { "Higher bitrates than 16 Mbps flag", "gtp.higher_br_16mb_flg", |
12536 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_higher_br_16mb_flg_vals), 0x0, |
12537 | 14 | NULL, HFILL} |
12538 | 14 | }, |
12539 | 14 | { &hf_gtp_max_mbr_apn_ambr_ul, |
12540 | 14 | { "Max MBR/APN-AMBR for uplink", "gtp.max_mbr_apn_ambr_ul", |
12541 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12542 | 14 | NULL, HFILL} |
12543 | 14 | }, |
12544 | 14 | { &hf_gtp_max_mbr_apn_ambr_dl, |
12545 | 14 | { "Max MBR/APN-AMBR for downlink", "gtp.max_mbr_apn_ambr_dl", |
12546 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12547 | 14 | NULL, HFILL} |
12548 | 14 | }, |
12549 | 14 | { &hf_gtp_uli_timestamp, |
12550 | 14 | { "ULI Timestamp", "gtp.uli_timestamp", |
12551 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0, |
12552 | 14 | NULL, HFILL } |
12553 | 14 | }, |
12554 | 14 | { &hf_gtp_lhn_id, |
12555 | 14 | { "Local Home Network ID", "gtp.lhn_id", |
12556 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
12557 | 14 | NULL, HFILL} |
12558 | 14 | }, |
12559 | 14 | { &hf_gtp_sel_entity, |
12560 | 14 | { "Selection Entity", "gtp.selection_entity", |
12561 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_sel_entity_vals), 0x3, |
12562 | 14 | NULL, HFILL} |
12563 | 14 | }, |
12564 | 14 | { &hf_gtp_ue_usage_type_value, |
12565 | 14 | { "UE Usage Type value", "gtp.ue_usage_type_value", |
12566 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12567 | 14 | NULL, HFILL} |
12568 | 14 | }, |
12569 | 14 | { &hf_gtp_scef_id_length, |
12570 | 14 | { "SCEF-ID length", "gtp.scef_id_length", |
12571 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12572 | 14 | NULL, HFILL} |
12573 | 14 | }, |
12574 | 14 | { &hf_gtp_scef_id, |
12575 | 14 | { "SCEF-ID", "gtp.scef_id", |
12576 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
12577 | 14 | NULL, HFILL} |
12578 | 14 | }, |
12579 | 14 | { &hf_gtp_iov_updates_counter, |
12580 | 14 | { "IOV_updates counter", "gtp.iov_updates_counter", |
12581 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12582 | 14 | NULL, HFILL} |
12583 | 14 | }, |
12584 | 14 | { &hf_gtp_mapped_ue_usage_type, |
12585 | 14 | { "Mapped UE Usage Type", "gtp.mapped_ue_usage_type", |
12586 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12587 | 14 | NULL, HFILL} |
12588 | 14 | }, |
12589 | | |
12590 | 14 | { &hf_gtp_rand, { "RAND", "gtp.rand", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12591 | 14 | { &hf_gtp_sres, { "SRES", "gtp.sres", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12592 | 14 | { &hf_gtp_kc, { "Kc", "gtp.kc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12593 | 14 | { &hf_gtp_xres_length, { "XRES length", "gtp.xres_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12594 | 14 | { &hf_gtp_xres, { "XRES", "gtp.xres", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12595 | 14 | { &hf_gtp_quintuplet_ciphering_key, { "Quintuplet Ciphering Key", "gtp.quintuplet_ciphering_key", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12596 | 14 | { &hf_gtp_quintuplet_integrity_key, { "Quintuplet Integrity Key", "gtp.quintuplet_integrity_key", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12597 | 14 | { &hf_gtp_authentication_length, { "Authentication length", "gtp.authentication_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12598 | 14 | { &hf_gtp_auth, { "AUTH", "gtp.auth", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12599 | 14 | { &hf_gtp_ciphering_key_ck, { "Ciphering key CK", "gtp.ciphering_key_ck", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12600 | 14 | { &hf_gtp_integrity_key_ik, { "Integrity key IK", "gtp.integrity_key_ik", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12601 | 14 | { &hf_gtp_quintuplets_length, { "Quintuplets length", "gtp.quintuplets_length", FT_UINT16, BASE_DEC_HEX, NULL, 0x0, NULL, HFILL }}, |
12602 | 14 | { &hf_gtp_ciphering_key_kc, { "Ciphering key Kc", "gtp.ciphering_key_kc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12603 | 14 | { &hf_gtp_container_length, { "Container length", "gtp.container_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12604 | 14 | { &hf_gtp_extended_end_user_address, { "Extended End User Address", "gtp.extended_end_user_address", FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x80, NULL, HFILL }}, |
12605 | 14 | { &hf_gtp_vplmn_address_allowed, { "VPLMN address allowed", "gtp.vplmn_address_allowed", FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x40, NULL, HFILL }}, |
12606 | 14 | { &hf_gtp_activity_status_indicator, { "Activity Status Indicator", "gtp.activity_status_indicator", FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x20, NULL, HFILL }}, |
12607 | 14 | { &hf_gtp_reordering_required, { "Reordering required", "gtp.reordering_required", FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x10, NULL, HFILL }}, |
12608 | 14 | { &hf_gtp_pdp_cntxt_sapi, { "SAPI", "gtp.pdp_cntxt.sapi", FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL }}, |
12609 | 14 | { &hf_gtp_sequence_number_down, { "Sequence number down", "gtp.sequence_number_down", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12610 | 14 | { &hf_gtp_sequence_number_up, { "Sequence number up", "gtp.sequence_number_up", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12611 | 14 | { &hf_gtp_send_n_pdu_number, { "Send N-PDU number", "gtp.send_n_pdu_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12612 | 14 | { &hf_gtp_receive_n_pdu_number, { "Receive N-PDU number", "gtp.receive_n_pdu_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12613 | 14 | { &hf_gtp_uplink_flow_label_signalling, { "Uplink flow label signalling", "gtp.uplink_flow_label_signalling", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12614 | 14 | { &hf_gtp_pdp_context_identifier, { "PDP context identifier", "gtp.pdp_context_identifier", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12615 | 14 | { &hf_gtp_pdp_organization, { "PDP organization", "gtp.pdp_organization", FT_UINT8, BASE_DEC, VALS(pdp_org_type), 0x0F, NULL, HFILL }}, |
12616 | 14 | { &hf_gtp_pdp_type, { "PDP type", "gtp.pdp_type", FT_UINT8, BASE_DEC, VALS(pdp_type), 0x0, NULL, HFILL }}, |
12617 | 14 | { &hf_gtp_pdp_address_length, { "PDP address length", "gtp.pdp_address_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12618 | 14 | { &hf_gtp_pdp_address_ipv4, { "PDP address", "gtp.pdp_address.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12619 | 14 | { &hf_gtp_pdp_address_ipv6, { "PDP address", "gtp.pdp_address.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12620 | 14 | { &hf_gtp_sgsn_address_for_control_plane_ipv4, { "SGSN Address for control plane", "gtp.sgsn_address_for_control_plane.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12621 | 14 | { &hf_gtp_sgsn_address_for_control_plane_ipv6, { "SGSN Address for control plane", "gtp.sgsn_address_for_control_plane.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12622 | 14 | { &hf_gtp_sgsn_address_for_user_traffic_ipv4, { "SGSN Address for User Traffic", "gtp.sgsn_address_for_user_traffic.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12623 | 14 | { &hf_gtp_sgsn_address_for_user_traffic_ipv6, { "SGSN Address for User Traffic", "gtp.sgsn_address_for_user_traffic.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12624 | 14 | { &hf_gtp_ggsn_address_length, { "GGSN address length", "gtp.ggsn_address_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12625 | 14 | { &hf_gtp_ggsn_address_for_control_plane_ipv4, { "GGSN Address for control plane", "gtp.ggsn_address_for_control_plane.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12626 | 14 | { &hf_gtp_ggsn_address_for_control_plane_ipv6, { "GGSN Address for control plane", "gtp.ggsn_address_for_control_plane.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12627 | 14 | { &hf_gtp_ggsn_address_for_user_traffic_ipv4, { "GGSN Address for User Traffic", "gtp.ggsn_address_for_user_traffic.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12628 | 14 | { &hf_gtp_ggsn_address_for_user_traffic_ipv6, { "GGSN Address for User Traffic", "gtp.ggsn_address_for_user_traffic.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12629 | 14 | { &hf_gtp_apn_length, { "APN length", "gtp.apn_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12630 | 14 | { &hf_gtp_transaction_identifier, { "Transaction identifier", "gtp.transaction_identifier", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12631 | 14 | { &hf_gtp_gsn_address_length, { "GSN address length", "gtp.gsn_address_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12632 | 14 | { &hf_gtp_gsn_address_information_element_length, { "GSN address Information Element length", "gtp.gsn_address_information_element_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12633 | 14 | { &hf_gtp_tft_length, { "TFT length", "gtp.tft_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12634 | 14 | { &hf_gtp_rab_setup_length, { "RAB setup length", "gtp.rab_setup_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12635 | 14 | { &hf_gtp_timezone, { "Timezone", "gtp.timezone", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12636 | 14 | { &hf_gtp_timezone_dst, { "DST", "gtp.timezone_dst", FT_UINT8, BASE_DEC, VALS(daylight_saving_time_vals), 0x03, NULL, HFILL }}, |
12637 | 14 | { &hf_gtp_rfsp_index, { "RFSP Index", "gtp.rfsp_index", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12638 | 14 | { &hf_gtp_fqdn_length, { "FQDN length", "gtp.fqdn_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12639 | 14 | { &hf_gtp_number_of_data_records, { "Number of data records", "gtp.number_of_data_records", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12640 | 14 | { &hf_gtp_data_record_format, { "Data record format", "gtp.data_record_format", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12641 | 14 | { &hf_gtp_node_address_length, { "Node address length", "gtp.node_address_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12642 | 14 | { &hf_gtp_seq_num_released, { "Sequence number released", "gtp.seq_num_released", FT_UINT16, BASE_HEX_DEC, NULL, 0x0, NULL, HFILL }}, |
12643 | 14 | { &hf_gtp_seq_num_canceled, { "Sequence number cancelled", "gtp.seq_num_canceled", FT_UINT16, BASE_HEX_DEC, NULL, 0x0, NULL, HFILL }}, |
12644 | 14 | { &hf_gtp_requests_responded, { "Requests responded", "gtp.requests_responded", FT_UINT16, BASE_HEX_DEC, NULL, 0x0, NULL, HFILL }}, |
12645 | 14 | { &hf_gtp_hyphen_separator, { "Hyphen separator: -", "gtp.hyphen_separator", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12646 | 14 | { &hf_gtp_ms_network_cap_content_len, { "Length of MS network capability contents", "gtp.ms_network_cap_content_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12647 | 14 | { &hf_gtp_iei, { "IEI", "gtp.iei", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12648 | 14 | { &hf_gtp_iei_mobile_id_len, { "Length", "gtp.iei.mobile_id_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12649 | 14 | { &hf_gtp_qos_umts_length, { "Length", "gtp.qos_umts_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12650 | 14 | { &hf_gtp_num_ext_hdr_types, { "Number of Extension Header Types in list (i.e., length)", "gtp.num_ext_hdr_types", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12651 | 14 | { &hf_gtp_ext_hdr_type, { "Extension Header Type", "gtp.ext_hdr_type", FT_UINT8, BASE_DEC, VALS(next_extension_header_fieldvals), 0x0, NULL, HFILL }}, |
12652 | 14 | { &hf_gtp_tpdu_data, { "T-PDU Data", "gtp.tpdu_data", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12653 | 14 | { &hf_gtp_ext_enb_type, { "enb_type", "gtp.enb_type", FT_UINT8, BASE_DEC, VALS(gtp_enb_type_vals), 0x0, NULL, HFILL } }, |
12654 | 14 | { &hf_gtp_macro_enodeb_id, |
12655 | 14 | { "Macro eNodeB ID", "gtp.macro_enodeb_id", |
12656 | 14 | FT_UINT24, BASE_HEX, NULL, 0x0fffff, |
12657 | 14 | NULL, HFILL } |
12658 | 14 | }, |
12659 | 14 | { &hf_gtp_home_enodeb_id, |
12660 | 14 | { "Home eNodeB ID", "gtp.home_enodeb_id", |
12661 | 14 | FT_UINT32, BASE_HEX, NULL, 0x0fffffff, |
12662 | 14 | NULL, HFILL } |
12663 | 14 | }, |
12664 | 14 | { &hf_gtp_dummy_octets, |
12665 | 14 | { "Dummy octets", "gtp.dummy_octets", |
12666 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
12667 | 14 | NULL, HFILL } |
12668 | 14 | }, |
12669 | 14 | { &hf_gtp_spare_b0, |
12670 | 14 | { "Spare", "gtp.spare", |
12671 | 14 | FT_UINT8, BASE_HEX, NULL, 0x01, |
12672 | 14 | NULL, HFILL } |
12673 | 14 | }, |
12674 | 14 | { &hf_gtp_spare_b4b0, |
12675 | 14 | { "Spare", "gtp.spare", |
12676 | 14 | FT_UINT8, BASE_HEX, NULL, 0x1f, |
12677 | 14 | NULL, HFILL } |
12678 | 14 | }, |
12679 | 14 | { &hf_gtp_spare_b7b1, |
12680 | 14 | { "Spare", "gtp.spare", |
12681 | 14 | FT_UINT8, BASE_HEX, NULL, 0xfe, |
12682 | 14 | NULL, HFILL } |
12683 | 14 | }, |
12684 | 14 | { &hf_gtp_rnc_ip_addr_v4, |
12685 | 14 | { "RNC IP address", "gtp.rnc_ip_addr_v4", |
12686 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
12687 | 14 | NULL, HFILL } |
12688 | 14 | }, |
12689 | 14 | { &hf_gtp_rnc_ip_addr_v6, |
12690 | 14 | { "RNC IP address", "gtp.rnc_ip_addr_v6", |
12691 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
12692 | 14 | NULL, HFILL } |
12693 | 14 | }, |
12694 | 14 | { &hf_gtp_ms_cm_2_len, |
12695 | 14 | { "Length of the Mobile Station Classmark 2", "gtp.ms_cm_2_len", |
12696 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12697 | 14 | NULL, HFILL } |
12698 | 14 | }, |
12699 | 14 | { &hf_gtp_ms_cm_3_len, |
12700 | 14 | { "Length of the Mobile Station Classmark 3", "gtp.ms_cm_3_len", |
12701 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12702 | 14 | NULL, HFILL } |
12703 | 14 | }, |
12704 | 14 | { &hf_gtp_sup_codec_lst_len, |
12705 | 14 | { "Length of the Supported Codec List", "gtp.sup_codec_lst_len", |
12706 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12707 | 14 | NULL, HFILL } |
12708 | 14 | }, |
12709 | 14 | { &hf_gtp_add_flg_for_srvcc_ics, |
12710 | 14 | { "ICS (IMS Centralized Service)", "gtp.add_flg_for_srvcc_ics", |
12711 | 14 | FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x01, |
12712 | 14 | NULL, HFILL } |
12713 | 14 | }, |
12714 | 14 | { &hf_gtp_sel_mode_val, |
12715 | 14 | { "Selection Mode Value", "gtp.sel_mode_val", |
12716 | 14 | FT_UINT8, BASE_DEC, VALS(gtp_sel_mode_vals), 0x03, |
12717 | 14 | NULL, HFILL } |
12718 | 14 | }, |
12719 | 14 | }; |
12720 | | |
12721 | | |
12722 | 14 | static hf_register_info hf_nrup[] = |
12723 | 14 | { |
12724 | 14 | {&hf_nrup_pdu_type, |
12725 | 14 | { "PDU Type", "nrup.pdu_type", |
12726 | 14 | FT_UINT8, BASE_DEC, VALS(nr_pdu_type_cnst), 0xf0, |
12727 | 14 | NULL, HFILL} |
12728 | 14 | }, |
12729 | 14 | {&hf_nrup_spr_bit_extnd_flag, |
12730 | 14 | { "Spare", "nrup.spr_bit", |
12731 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
12732 | 14 | NULL, HFILL} |
12733 | 14 | }, |
12734 | 14 | {&hf_nrup_dl_discrd_blks, |
12735 | 14 | { "DL Discard Blocks", "nrup.dl_disc_blks", |
12736 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, |
12737 | 14 | "Presence of DL discard Number of blocks, discard NR PDCP PDU SN start and Discarded Block size", HFILL} |
12738 | 14 | }, |
12739 | 14 | {&hf_nrup_dl_flush, |
12740 | 14 | { "DL Flush", "nrup.dl_flush", |
12741 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
12742 | 14 | "Presence of DL discard NR PDCP PDU SN", HFILL} |
12743 | 14 | }, |
12744 | 14 | {&hf_nrup_rpt_poll, |
12745 | 14 | { "Report Polling", "nrup.report_polling", |
12746 | 14 | FT_BOOLEAN, 8, TFS(&tfs_requested_not_requested), 0x01, |
12747 | 14 | "Indicates that the node hosting the NR PDCP entity requests providing the downlink delivery status report", HFILL} |
12748 | 14 | }, |
12749 | 14 | {&hf_nrup_retransmission_flag, |
12750 | 14 | { "Retransmission Flag", "nrup.retransmission_flag", |
12751 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x01, |
12752 | 14 | "Indicates whether the NR PDCP PDU is a retransmission NR-U packet sent by the node hosting the NR PDCP entity to the corresponding node", HFILL} |
12753 | 14 | }, |
12754 | 14 | { &hf_nrup_ass_inf_rep_poll_flag, |
12755 | 14 | { "Assistance Info. Report Polling Flag", "nrup.ass_inf_rep_poll_flag", |
12756 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x02, |
12757 | 14 | NULL, HFILL } |
12758 | 14 | }, |
12759 | 14 | { &hf_nrup_spare, |
12760 | 14 | { "Spare", "nrup.spare", |
12761 | 14 | FT_UINT8, BASE_DEC, NULL, 0xe0, |
12762 | 14 | NULL, HFILL } |
12763 | 14 | }, |
12764 | 14 | { &hf_nrup_request_out_of_seq_report, |
12765 | 14 | { "Request Out Of Seq Report", "nrup.request_out_of_seq_report", |
12766 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x10, |
12767 | 14 | NULL, HFILL} |
12768 | 14 | }, |
12769 | | |
12770 | 14 | {&hf_nrup_report_delivered, |
12771 | 14 | { "Report Delivered", "nrup.report_delivered", |
12772 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x08, |
12773 | 14 | "Presence of DL report NR PDCP PDU SN", HFILL} |
12774 | 14 | }, |
12775 | 14 | {&hf_nrup_user_data_existence_flag, |
12776 | 14 | { "User Data Existence Flag", "nrup.user_data_existence_flag", |
12777 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x04, |
12778 | 14 | "Whether the node hosting the NR PDCP entity has some user data for the concerned data radio bearer", HFILL} |
12779 | 14 | }, |
12780 | 14 | {&hf_nrup_nr_u_seq_num, |
12781 | 14 | { "NR-U Sequence Number", "nrup.seq_num", |
12782 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12783 | 14 | "NR-U sequence number as assigned by the node hosting the NR PDCP entity", HFILL} |
12784 | 14 | }, |
12785 | 14 | {&hf_nrup_dl_disc_nr_pdcp_pdu_sn, |
12786 | 14 | { "DL discard NR PDCP PDU SN", "nrup.dl_disc_nr_pdcp_pdu_sn", |
12787 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12788 | 14 | NULL, HFILL} |
12789 | 14 | }, |
12790 | 14 | {&hf_nrup_dl_disc_num_blks, |
12791 | 14 | { "DL discard Number of blocks", "nrup.dl_disc_num_blks", |
12792 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12793 | 14 | NULL, HFILL} |
12794 | 14 | }, |
12795 | 14 | {&hf_nrup_dl_disc_nr_pdcp_pdu_sn_start, |
12796 | 14 | { "DL discard NR PDCP PDU SN Start", "nrup.dl_disc_nr_pdcp_pdu_sn_start", |
12797 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12798 | 14 | NULL, HFILL} |
12799 | 14 | }, |
12800 | 14 | {&hf_nrup_dl_disc_blk_sz, |
12801 | 14 | { "Discarded block size", "nrup.disc_blk_sz", |
12802 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
12803 | 14 | "The number of NR PDCP PDUs counted from the starting SN to be discarded", HFILL} |
12804 | 14 | }, |
12805 | 14 | {&hf_nrup_dl_report_nr_pdcp_pdu_sn, |
12806 | 14 | { "DL report NR PDCP PDU SN", "nrup.dl_report_nr_pdcp_pdu_sn", |
12807 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12808 | 14 | "DL delivery status report wanted when this SN has been delivered", HFILL} |
12809 | 14 | }, |
12810 | | |
12811 | 14 | {&hf_nrup_high_tx_nr_pdcp_sn_ind, |
12812 | 14 | { "Highest Transmitted NR PDCP SN Ind", "nrup.high_tx_nr_pdcp_sn_ind", |
12813 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x08, |
12814 | 14 | NULL, HFILL} |
12815 | 14 | }, |
12816 | 14 | {&hf_nrup_high_delivered_nr_pdcp_sn_ind, |
12817 | 14 | { "Highest Delivered NR PDCP SN Ind", "nrup.high_delivered_nr_pdcp_sn_ind", |
12818 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x04, |
12819 | 14 | NULL, HFILL} |
12820 | 14 | }, |
12821 | 14 | {&hf_nrup_final_frame_ind, |
12822 | 14 | { "Final Frame Indication", "nrup.final_frame_ind", |
12823 | 14 | FT_BOOLEAN, 8, TFS(&tfs_final_frame_indication), 0x02, |
12824 | 14 | "Whether the frame is the last DL status report", HFILL} |
12825 | 14 | }, |
12826 | 14 | {&hf_nrup_lost_pkt_rpt, |
12827 | 14 | { "Lost Packet Report", "nrup.lost_pkt_rpt", |
12828 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x01, |
12829 | 14 | "Indicates the presence of Number of lost NR-U Sequence Number ranges reported" , HFILL} |
12830 | 14 | }, |
12831 | 14 | {&hf_nrup_high_retx_nr_pdcp_sn_ind, |
12832 | 14 | { "Highest Retransmitted NR PDCP SN Ind", "nrup.high_retx_nr_pdcp_sn_ind", |
12833 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x04, |
12834 | 14 | NULL, HFILL} |
12835 | 14 | }, |
12836 | 14 | {&hf_nrup_cause_rpt, |
12837 | 14 | { "Cause Report", "nrup.cause_rpt", |
12838 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x01, |
12839 | 14 | "Presence of Cause Value", HFILL} |
12840 | 14 | }, |
12841 | 14 | {&hf_nrup_delivered_nr_pdcp_sn_range_ind, |
12842 | 14 | { "Delivered NR PDCP SN Range Ind", "nrup.delivered_nr_pdcp_sn_range_ind", |
12843 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x10, |
12844 | 14 | NULL, HFILL} |
12845 | 14 | }, |
12846 | 14 | {&hf_nrup_data_rate_ind, |
12847 | 14 | { "Data Rate Ind", "nrup.data_rate_ind", |
12848 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x08, |
12849 | 14 | NULL, HFILL} |
12850 | 14 | }, |
12851 | 14 | {&hf_nrup_desrd_buff_sz_data_radio_bearer, |
12852 | 14 | { "Desired buffer size for the data radio bearer", "nrup.desrd_buff_sz_data_radio_bearer", |
12853 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
12854 | 14 | NULL, HFILL} |
12855 | 14 | }, |
12856 | 14 | {&hf_nrup_high_delivered_retx_nr_pdcp_sn_ind, |
12857 | 14 | { "Highest Delivered Retransmitted NR PDCP SN Ind", "nrup.high_delivered_retx_nr_pdcp_sn_ind", |
12858 | 14 | FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x02, |
12859 | 14 | NULL, HFILL} |
12860 | 14 | }, |
12861 | 14 | {&hf_nrup_desrd_data_rate, |
12862 | 14 | { "Desired data rate", "nrup.desrd_data_rate", |
12863 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
12864 | 14 | NULL, HFILL} |
12865 | 14 | }, |
12866 | 14 | {&hf_nrup_num_lost_nru_seq_num, |
12867 | 14 | { "Number of lost NR-U Sequence Number ranges reported", "nrup.num_lost_nru_seq_num", |
12868 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
12869 | 14 | NULL, HFILL} |
12870 | 14 | }, |
12871 | 14 | {&hf_nrup_start_lost_nru_seq_num, |
12872 | 14 | { "Start of lost NR-U Sequence Number range", "nrup.start_num_lost_nru_seq_num", |
12873 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12874 | 14 | NULL, HFILL} |
12875 | 14 | }, |
12876 | 14 | {&hf_nrup_end_lost_nru_seq_num, |
12877 | 14 | { "End of lost NR-U Sequence Number range", "nrup.end_num_lost_nru_seq_num", |
12878 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12879 | 14 | NULL, HFILL} |
12880 | 14 | }, |
12881 | 14 | {&hf_nrup_high_success_delivered_nr_pdcp_sn, |
12882 | 14 | { "Highest Successfully Delivered NR PDCP SN", "nrup.high_success_delivered_nr_pdcp_sn", |
12883 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12884 | 14 | NULL, HFILL} |
12885 | 14 | }, |
12886 | 14 | {&hf_nrup_high_tx_nr_pdcp_sn, |
12887 | 14 | { "Highest transmitted NR PDCP SN", "nrup.high_tx_nr_pdcp_sn", |
12888 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12889 | 14 | NULL, HFILL} |
12890 | 14 | }, |
12891 | 14 | {&hf_nrup_cause_val , |
12892 | 14 | { "Cause Value", "nrup.cause_val", |
12893 | 14 | FT_UINT8, BASE_DEC|BASE_RANGE_STRING, RVALS(nr_up_cause_vals), 0, |
12894 | 14 | "Indicates specific events reported by the corresponding node", HFILL} |
12895 | 14 | }, |
12896 | 14 | {&hf_nrup_high_success_delivered_retx_nr_pdcp_sn, |
12897 | 14 | { "Highest Successfully Delivered Retransmitted NR PDCP SN", "nrup.high_success_delivered_retx_nr_pdcp_sn", |
12898 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12899 | 14 | NULL, HFILL} |
12900 | 14 | }, |
12901 | 14 | {&hf_nrup_high_retx_nr_pdcp_sn, |
12902 | 14 | { "Highest Retransmitted NR PDCP SN Ind", "nrup.high_retx_nr_pdcp_sn", |
12903 | 14 | FT_UINT24, BASE_DEC, NULL, 0, |
12904 | 14 | NULL, HFILL} |
12905 | 14 | }, |
12906 | | |
12907 | 14 | {&hf_nrup_pdcp_duplication_ind, |
12908 | 14 | { "PDCP Duplication Indication", "nrup.pdcp_duplication_ind", |
12909 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x08, |
12910 | 14 | NULL, HFILL} |
12911 | 14 | }, |
12912 | 14 | {&hf_nrup_assistance_information_ind, |
12913 | 14 | { "Assistance Information Indication", "nrup.assistance_information_ind", |
12914 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, |
12915 | 14 | NULL, HFILL} |
12916 | 14 | }, |
12917 | 14 | {&hf_nrup_ul_delay_ind, |
12918 | 14 | { "UL Delay Indicator", "nrup.ul_delay_ind", |
12919 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
12920 | 14 | NULL, HFILL} |
12921 | 14 | }, |
12922 | 14 | {&hf_nrup_dl_delay_ind, |
12923 | 14 | { "DL Delay Indicator", "nrup.dl_delay_ind", |
12924 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
12925 | 14 | NULL, HFILL} |
12926 | 14 | }, |
12927 | 14 | {&hf_nrup_spare_2, |
12928 | 14 | { "Spare", "nrup.spare", |
12929 | 14 | FT_UINT8, BASE_HEX, NULL, 0xfe, |
12930 | 14 | NULL, HFILL} |
12931 | 14 | }, |
12932 | 14 | {&hf_nrup_pdcp_duplication_activation_suggestion, |
12933 | 14 | { "PDCP Duplication Activation Suggestion", "nrup.pdcp_duplication_activation_suggestion", |
12934 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
12935 | 14 | NULL, HFILL} |
12936 | 14 | }, |
12937 | 14 | {&hf_nrup_num_assistance_info_fields, |
12938 | 14 | { "Number of Assistance Information Fields", "nrup.num_assistance_info_fields", |
12939 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12940 | 14 | NULL, HFILL} |
12941 | 14 | }, |
12942 | 14 | {&hf_nrup_assistance_information_type, |
12943 | 14 | { "Assistance Information Type", "nrup.assistance_info_type", |
12944 | 14 | FT_UINT8, BASE_DEC|BASE_RANGE_STRING, RVALS(assistance_info_type), 0x0, |
12945 | 14 | NULL, HFILL} |
12946 | 14 | }, |
12947 | 14 | {&hf_nrup_num_octets_radio_qa_info, |
12948 | 14 | { "Number of octets for Radio Quality Assistance Information Fields", "nrup.num_octets_radio_qa_info", |
12949 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12950 | 14 | NULL, HFILL} |
12951 | 14 | }, |
12952 | 14 | {&hf_nrup_radio_qa_info, |
12953 | 14 | { "Radio Quality Assistance Information", "nrup.radio_qa_info", |
12954 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
12955 | 14 | NULL, HFILL} |
12956 | 14 | }, |
12957 | 14 | {&hf_nrup_ul_delay_du_result, |
12958 | 14 | { "UL Delay DU Result", "nrup.ul_delay_du_result", |
12959 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12960 | 14 | NULL, HFILL} |
12961 | 14 | }, |
12962 | 14 | {&hf_nrup_dl_delay_du_result, |
12963 | 14 | { "DL Delay DU Result", "nrup.dl_delay_du_result", |
12964 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12965 | 14 | NULL, HFILL} |
12966 | 14 | } |
12967 | 14 | }; |
12968 | | |
12969 | | |
12970 | 14 | static ei_register_info ei[] = { |
12971 | 14 | { &ei_gtp_ext_length_mal, { "gtp.ext_length.invalid", PI_MALFORMED, PI_ERROR, "Malformed length", EXPFILL }}, |
12972 | 14 | { &ei_gtp_ext_hdr_pdcpsn, { "gtp.ext_hdr.pdcp_sn.non_zero", PI_PROTOCOL, PI_NOTE, "3GPP TS 29.281 v9.0.0: When used between two eNBs at the X2 interface in E-UTRAN, bit 8 of octet 2 is spare. The meaning of the spare bits shall be set to zero.", EXPFILL }}, |
12973 | 14 | { &ei_gtp_ext_length_warn, { "gtp.ext_length.invalid", PI_PROTOCOL, PI_WARN, "Length warning", EXPFILL }}, |
12974 | 14 | { &ei_gtp_undecoded, { "gtp.undecoded", PI_UNDECODED, PI_WARN, "Data not decoded yet", EXPFILL }}, |
12975 | 14 | { &ei_gtp_message_not_found, { "gtp.message_not_found", PI_PROTOCOL, PI_WARN, "Message not found", EXPFILL }}, |
12976 | 14 | { &ei_gtp_field_not_present, { "gtp.field_not_present", PI_PROTOCOL, PI_WARN, "Field not present", EXPFILL }}, |
12977 | 14 | { &ei_gtp_wrong_next_field, { "gtp.wrong_next_field", PI_PROTOCOL, PI_WARN, "Wrong next field", EXPFILL }}, |
12978 | 14 | { &ei_gtp_field_not_support_in_version, { "gtp.field_not_support_in_version", PI_PROTOCOL, PI_WARN, "GTP version not supported for field", EXPFILL }}, |
12979 | 14 | { &ei_gtp_guaranteed_bit_rate_value, { "gtp.guaranteed_bit_rate_value", PI_PROTOCOL, PI_NOTE, "Use the value indicated by the Guaranteed bit rate", EXPFILL }}, |
12980 | 14 | { &ei_gtp_max_bit_rate_value, { "gtp.max_bit_rate_value", PI_PROTOCOL, PI_NOTE, "Use the value indicated by the Maximum bit rate", EXPFILL }}, |
12981 | 14 | { &ei_gtp_ext_geo_loc_type, { "gtp.ext_geo_loc_type.unknown", PI_PROTOCOL, PI_WARN, "Unknown Location type data", EXPFILL }}, |
12982 | 14 | { &ei_gtp_iei, { "gtp.iei.unknown", PI_PROTOCOL, PI_WARN, "Unknown IEI - Later spec than TS 29.060 9.4.0 used?", EXPFILL }}, |
12983 | 14 | { &ei_gtp_unknown_extension_header, { "gtp.unknown_extension_header", PI_PROTOCOL, PI_WARN, "Unknown extension header", EXPFILL }}, |
12984 | 14 | { &ei_gtp_unknown_pdu_type, { "gtp.unknown_pdu_type", PI_PROTOCOL, PI_WARN, "Unknown PDU type", EXPFILL }}, |
12985 | 14 | { &ei_gtp_source_type_unknown, { "gtp.source_type.unknown", PI_PROTOCOL, PI_WARN, "Unknown source type", EXPFILL }}, |
12986 | 14 | { &ei_gtp_cdr_rel_ext_invalid, { "gtp.cdr_rel_ext.invalid", PI_PROTOCOL, PI_WARN, "If Release Identifier is 0, Release Identifier Extension must be >= 16", EXPFILL}}, |
12987 | 14 | }; |
12988 | | |
12989 | | /* Setup protocol subtree array */ |
12990 | 14 | #define GTP_NUM_INDIVIDUAL_ELEMS 39 |
12991 | 14 | static int *ett_gtp_array[GTP_NUM_INDIVIDUAL_ELEMS + NUM_GTP_IES]; |
12992 | | |
12993 | 14 | ett_gtp_array[0] = &ett_gtp; |
12994 | 14 | ett_gtp_array[1] = &ett_gtp_flags; |
12995 | 14 | ett_gtp_array[2] = &ett_gtp_ext; |
12996 | 14 | ett_gtp_array[3] = &ett_gtp_cdr_dr; |
12997 | 14 | ett_gtp_array[4] = &ett_gtp_qos; |
12998 | 14 | ett_gtp_array[5] = &ett_gtp_qos_arp; |
12999 | 14 | ett_gtp_array[6] = &ett_gtp_flow_ii; |
13000 | 14 | ett_gtp_array[7] = &ett_gtp_ext_hdr; |
13001 | 14 | ett_gtp_array[8] = &ett_gtp_rp; |
13002 | 14 | ett_gtp_array[9] = &ett_gtp_pkt_flow_id; |
13003 | 14 | ett_gtp_array[10] = &ett_gtp_data_resp; |
13004 | 14 | ett_gtp_array[11] = &ett_gtp_cdr_ver; |
13005 | 14 | ett_gtp_array[12] = &ett_gtp_tmgi; |
13006 | 14 | ett_gtp_array[13] = &ett_gtp_trip; |
13007 | 14 | ett_gtp_array[14] = &ett_gtp_quint; |
13008 | 14 | ett_gtp_array[15] = &ett_gtp_drx; |
13009 | 14 | ett_gtp_array[16] = &ett_gtp_net_cap; |
13010 | 14 | ett_gtp_array[17] = &ett_gtp_can_pack; |
13011 | 14 | ett_gtp_array[18] = &ett_gtp_proto; |
13012 | 14 | ett_gtp_array[19] = &ett_gtp_gsn_addr; |
13013 | 14 | ett_gtp_array[20] = &ett_gtp_tft; |
13014 | 14 | ett_gtp_array[21] = &ett_gtp_rab_setup; |
13015 | 14 | ett_gtp_array[22] = &ett_gtp_hdr_list; |
13016 | 14 | ett_gtp_array[23] = &ett_gtp_rel_pack; |
13017 | 14 | ett_gtp_array[24] = &ett_gtp_node_addr; |
13018 | 14 | ett_gtp_array[25] = &ett_gtp_mm_cntxt; |
13019 | 14 | ett_gtp_array[26] = &ett_gtp_utran_cont; |
13020 | 14 | ett_gtp_array[27] = &ett_gtp_nr_ran_cont; |
13021 | 14 | ett_gtp_array[28] = &ett_gtp_pdcp_no_conf; |
13022 | 14 | ett_gtp_array[29] = &ett_pdu_session_cont; |
13023 | 14 | ett_gtp_array[30] = &ett_gtp_trace_triggers_ggsn; |
13024 | 14 | ett_gtp_array[31] = &ett_gtp_trace_loi_ggsn; |
13025 | 14 | ett_gtp_array[32] = &ett_gtp_trace_triggers_bm_sc; |
13026 | 14 | ett_gtp_array[33] = &ett_gtp_trace_loi_bm_sc; |
13027 | 14 | ett_gtp_array[34] = &ett_gtp_bss_cont; |
13028 | 14 | ett_gtp_array[35] = &ett_gtp_lst_set_up_pfc; |
13029 | 14 | ett_gtp_array[36] = &ett_gtp_rrc_cont; |
13030 | 14 | ett_gtp_array[37] = &ett_gtp_rim_routing_adr; |
13031 | 14 | ett_gtp_array[38] = &ett_nrup; |
13032 | | |
13033 | 14 | last_offset = GTP_NUM_INDIVIDUAL_ELEMS; |
13034 | | |
13035 | 3.58k | for (i=0; i < NUM_GTP_IES; i++, last_offset++) |
13036 | 3.57k | { |
13037 | 3.57k | ett_gtp_array[last_offset] = &ett_gtp_ies[i]; |
13038 | 3.57k | } |
13039 | | |
13040 | | |
13041 | 14 | proto_gtp = proto_register_protocol("GPRS Tunneling Protocol", "GTP", "gtp"); |
13042 | 14 | proto_gtpprime = proto_register_protocol("GPRS Tunneling Protocol Prime", "GTP (Prime)", "gtpprime"); |
13043 | | |
13044 | 14 | proto_register_field_array(proto_gtp, hf_gtp, array_length(hf_gtp)); |
13045 | 14 | proto_register_subtree_array(ett_gtp_array, array_length(ett_gtp_array)); |
13046 | 14 | expert_gtp = expert_register_protocol(proto_gtp); |
13047 | 14 | expert_register_field_array(expert_gtp, ei, array_length(ei)); |
13048 | | |
13049 | 14 | proto_nrup = proto_register_protocol("NRUP", "NRUP", "nrup"); |
13050 | 14 | proto_register_field_array(proto_nrup, hf_nrup, array_length(hf_nrup)); |
13051 | | |
13052 | | |
13053 | 14 | gtp_module = prefs_register_protocol(proto_gtp, proto_reg_handoff_gtp); |
13054 | | /* For reading older preference files with "gtpv0." or "gtpv1." preferences */ |
13055 | 14 | prefs_register_module_alias("gtpv0", gtp_module); |
13056 | 14 | prefs_register_module_alias("gtpv1", gtp_module); |
13057 | | |
13058 | 14 | prefs_register_uint_preference(gtp_module, "v0_port", "GTPv0 and GTP' port", "GTPv0 and GTP' port (default 3386)", 10, &g_gtpv0_port); |
13059 | 14 | prefs_register_uint_preference(gtp_module, "v1c_port", "GTPv1 or GTPv2 control plane (GTP-C, GTPv2-C) port", "GTPv1 and GTPv2 control plane port (default 2123)", 10, |
13060 | 14 | &g_gtpv1c_port); |
13061 | 14 | prefs_register_uint_preference(gtp_module, "v1u_port", "GTPv1 user plane (GTP-U) port", "GTPv1 user plane port (default 2152)", 10, |
13062 | 14 | &g_gtpv1u_port); |
13063 | 14 | prefs_register_enum_preference(gtp_module, "dissect_tpdu_as", |
13064 | 14 | "Dissect T-PDU as", |
13065 | 14 | "Dissect T-PDU as", |
13066 | 14 | &dissect_tpdu_as, |
13067 | 14 | gtp_decode_tpdu_as, |
13068 | 14 | false); |
13069 | 14 | prefs_register_uint_preference(gtp_module, "pair_max_interval", "Max interval allowed in pair matching", "Request/reply pair matches only if their timestamps are closer than that value, in ms (default 0, i.e. don't use timestamps)", 10, &pref_pair_matching_max_interval_ms); |
13070 | | |
13071 | 14 | prefs_register_obsolete_preference(gtp_module, "v0_dissect_cdr_as"); |
13072 | 14 | prefs_register_obsolete_preference(gtp_module, "v0_check_etsi"); |
13073 | 14 | prefs_register_obsolete_preference(gtp_module, "v1_check_etsi"); |
13074 | 14 | prefs_register_bool_preference(gtp_module, "check_etsi", "Compare GTP order with ETSI", "GTP ETSI order", &g_gtp_etsi_order); |
13075 | 14 | prefs_register_obsolete_preference(gtp_module, "ppp_reorder"); |
13076 | 14 | prefs_register_obsolete_preference(gtp_module, "dissect_tpdu"); |
13077 | | |
13078 | | /* This preference can be used to disable the dissection of GTP over TCP. Most of the Wireless operators uses GTP over UDP. |
13079 | | * The preference is set to true by default forbackward compatibility |
13080 | | */ |
13081 | 14 | prefs_register_bool_preference(gtp_module, "dissect_gtp_over_tcp", "Dissect GTP over TCP", "Dissect GTP over TCP", &g_gtp_over_tcp); |
13082 | 14 | prefs_register_bool_preference(gtp_module, "track_gtp_session", "Track GTP session", "Track GTP session", &g_gtp_session); |
13083 | | |
13084 | | /* --- PDCP DECODE ADDITIONS --- */ |
13085 | | |
13086 | 14 | static uat_field_t pdcp_lte_keys_uat_flds[] = { |
13087 | 14 | UAT_FLD_CSTRING_OTHER(pdcp_lte_users, ip_addr_str, "Dst IP address", pdcp_uat_fld_ip_chk_cb, "IPv4 or IPv6 address"), |
13088 | 14 | UAT_FLD_CSTRING_OTHER(pdcp_lte_users, teid_str, "TEID value or \"" PDCP_TEID_WILDCARD "\"", pdcp_uat_fld_teid_chk_cb, "Tunnel Endpoint Identifier"), |
13089 | 14 | UAT_FLD_VS(pdcp_lte_users, direction, "Direction", vs_direction, "Direction of frames"), |
13090 | 14 | UAT_FLD_VS(pdcp_lte_users, header_present, "Header present", vs_header_present, "Header present flag"), |
13091 | 14 | UAT_FLD_VS(pdcp_lte_users, plane, "Plane", vs_pdcp_plane, "Signaling or user plane"), |
13092 | 14 | UAT_FLD_VS(pdcp_lte_users, lte_sn_length, "PDCP SN length", vs_pdcp_lte_sn_length, "Length of PDCP sequence number"), |
13093 | 14 | UAT_FLD_VS(pdcp_lte_users, rohc_compression, "ROHC compression", vs_rohc_compression, "Header compression"), |
13094 | | //UAT_FLD_VS(pdcp_lte_users, rohc_mode, "ROHC mode", vs_rohc_mode, "ROHC mode"), |
13095 | 14 | UAT_FLD_VS(pdcp_lte_users, rohc_profile, "ROHC profile", vs_rohc_profile, "ROHC profile"), |
13096 | 14 | UAT_FLD_DEC(pdcp_lte_users, ue_id, "UE Id", "UE Identifier to match other PDCP config"), |
13097 | 14 | UAT_FLD_DEC(pdcp_lte_users, rb_id, "RB Id", "Radio Bearer Identifier"), |
13098 | 14 | UAT_END_FIELDS |
13099 | 14 | }; |
13100 | | |
13101 | 14 | pdcp_lte_keys_uat = uat_new("PDCP-LTE Keys", |
13102 | 14 | sizeof(uat_pdcp_lte_keys_record_t), /* record size */ |
13103 | 14 | "gtp_pdcp_lte_keys2", /* filename */ |
13104 | 14 | true, /* from_profile */ |
13105 | 14 | &uat_pdcp_lte_keys_records, /* data_ptr */ |
13106 | 14 | &num_pdcp_lte_keys_uat, /* numitems_ptr */ |
13107 | 14 | UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */ |
13108 | 14 | NULL, /* help */ |
13109 | 14 | pdcp_lte_copy_cb, /* copy callback */ |
13110 | 14 | pdcp_lte_update_cb, /* update callback */ |
13111 | 14 | pdcp_lte_free_cb, /* free callback */ |
13112 | 14 | NULL, /* post update callback */ |
13113 | 14 | NULL, /* reset callback */ |
13114 | 14 | pdcp_lte_keys_uat_flds); /* UAT field definitions */ |
13115 | | |
13116 | | |
13117 | 14 | prefs_register_uat_preference(gtp_module, |
13118 | 14 | "pdcp_lte_table", |
13119 | 14 | "GTP PDCP-LTE Keys", |
13120 | 14 | "Preconfigured PDCP-LTE Keys", |
13121 | 14 | pdcp_lte_keys_uat); |
13122 | | |
13123 | 14 | static uat_field_t pdcp_nr_keys_uat_flds[] = { |
13124 | 14 | UAT_FLD_CSTRING_OTHER(pdcp_nr_users, ip_addr_str, "Dst IP address", pdcp_uat_fld_ip_chk_cb, "IPv4 or IPv6 address"), |
13125 | 14 | UAT_FLD_CSTRING_OTHER(pdcp_nr_users, teid_str, "TEID value or \"" PDCP_TEID_WILDCARD "\"", pdcp_uat_fld_teid_chk_cb, "Tunnel Endpoint Identifier"), |
13126 | 14 | UAT_FLD_VS(pdcp_nr_users, direction, "Direction", vs_direction, "Direction of frames"), |
13127 | 14 | UAT_FLD_VS(pdcp_nr_users, sdap_header_present, "SDAP header present flag", vs_sdap_header_present, "SDAP header present flag"), |
13128 | 14 | UAT_FLD_VS(pdcp_nr_users, mac_i_present, "MAC-I present flag", vs_mac_i_present, "MAC-I present flag"), |
13129 | 14 | UAT_FLD_VS(pdcp_nr_users, plane, "Plane", vs_pdcp_plane, "Signaling or user plane"), |
13130 | 14 | UAT_FLD_VS(pdcp_nr_users, pdcp_nr_sn_length, "PDCP SN length", vs_pdcp_nr_sn_length, "Length of PDCP sequence number"), |
13131 | 14 | UAT_FLD_VS(pdcp_nr_users, rohc_compression, "ROHC compression", vs_rohc_compression, "Header compression"), |
13132 | | //UAT_FLD_VS(pdcp_nr_users, rohc_mode, "ROHC mode", vs_rohc_mode, "ROHC mode"), |
13133 | 14 | UAT_FLD_VS(pdcp_nr_users, rohc_profile, "ROHC profile", vs_rohc_profile, "ROHC profile"), |
13134 | 14 | UAT_FLD_DEC(pdcp_nr_users, ue_id, "UE Id", "UE Identifier to match other PDCP config"), |
13135 | 14 | UAT_FLD_DEC(pdcp_nr_users, rb_id, "RB Id", "Radio Bearer Identifier"), |
13136 | 14 | UAT_END_FIELDS |
13137 | 14 | }; |
13138 | | |
13139 | 14 | pdcp_nr_keys_uat = uat_new("PDCP-NR Keys", |
13140 | 14 | sizeof(uat_pdcp_nr_keys_record_t), /* record size */ |
13141 | 14 | "gtp_pdcp_nr_keys2", /* filename */ |
13142 | 14 | true, /* from_profile */ |
13143 | 14 | &uat_pdcp_nr_keys_records, /* data_ptr */ |
13144 | 14 | &num_pdcp_nr_keys_uat, /* numitems_ptr */ |
13145 | 14 | UAT_AFFECTS_DISSECTION, /* affects dissection of packets, but not set of named fields */ |
13146 | 14 | NULL, /* help */ |
13147 | 14 | pdcp_nr_copy_cb, /* copy callback */ |
13148 | 14 | pdcp_nr_update_cb, /* update callback */ |
13149 | 14 | pdcp_nr_free_cb, /* free callback */ |
13150 | 14 | NULL, /* post update callback */ |
13151 | 14 | NULL, /* reset callback */ |
13152 | 14 | pdcp_nr_keys_uat_flds); /* UAT field definitions */ |
13153 | | |
13154 | | /* Set default values for new entries to this table. Choosing SRB-1 (DL) */ |
13155 | | /* N.B. currently doesn't seem to work.. */ |
13156 | 14 | static const char *nr_keys_uat_defaults_[] = { |
13157 | 14 | NULL, /*dst-address*/ |
13158 | 14 | "*", /*teid*/ |
13159 | 14 | PDCP_DIRECTION_DOWNLINK_STR, PDCP_NR_SDAP_HEADER_NOT_PRESENT_STR, MAC_I_PRESENT_TRUE_STR, |
13160 | 14 | SIGNALING_PLANE_STR, PDCP_SN_LENGTH_12_BITS_STR, ROHC_COMPRESSION_FALSE_STR, ROHC_PROFILE_UNCOMPRESSED_STR, |
13161 | 14 | "1", /*ueid*/ "1" /*rb*/ |
13162 | 14 | }; |
13163 | 14 | uat_set_default_values(pdcp_nr_keys_uat, nr_keys_uat_defaults_); |
13164 | | |
13165 | | |
13166 | 14 | prefs_register_uat_preference(gtp_module, |
13167 | 14 | "pdcp_nr_table", |
13168 | 14 | "GTP PDCP-NR Keys", |
13169 | 14 | "Preconfigured PDCP-NR Keys", |
13170 | 14 | pdcp_nr_keys_uat); |
13171 | | |
13172 | | /* --- END PDCP NR DECODE ADDITIONS ---*/ |
13173 | | |
13174 | 14 | gtp_handle = register_dissector("gtp", dissect_gtp, proto_gtp); |
13175 | 14 | gtp_prime_handle = register_dissector("gtpprime", dissect_gtpprime, proto_gtpprime); |
13176 | 14 | nrup_handle = register_dissector("nrup", dissect_nrup, proto_nrup); |
13177 | | |
13178 | 14 | gtp_priv_ext_dissector_table = register_dissector_table("gtp.priv_ext", "GTP Private Extension", proto_gtp, FT_UINT16, BASE_DEC); |
13179 | 14 | gtp_cdr_fmt_dissector_table = register_dissector_table("gtp.cdr_fmt", "GTP Data Record Type", proto_gtp, FT_UINT16, BASE_DEC); |
13180 | 14 | gtp_hdr_ext_dissector_table = register_dissector_table("gtp.hdr_ext", "GTP Header Extension", proto_gtp, FT_UINT16, BASE_DEC); |
13181 | | |
13182 | 14 | session_table = wmem_map_new_autoreset(wmem_epan_scope(), wmem_file_scope(), g_direct_hash, g_direct_equal); |
13183 | 14 | frame_map = wmem_map_new_autoreset(wmem_epan_scope(), wmem_file_scope(), gtp_info_hash, gtp_info_equal); |
13184 | 14 | register_init_routine(gtp_init); |
13185 | 14 | gtp_tap = register_tap("gtp"); |
13186 | 14 | gtpv1_tap = register_tap("gtpv1"); |
13187 | | |
13188 | 14 | register_srt_table(proto_gtp, NULL, 1, gtpstat_packet, gtpstat_init, NULL); |
13189 | | |
13190 | 14 | heur_subdissector_list = register_heur_dissector_list("gtp.tpdu", proto_gtp); |
13191 | 14 | } |
13192 | | /* TS 132 295 V9.0.0 (2010-02) |
13193 | | * 5.1.3 Port usage |
13194 | | * - The UDP Destination Port may be the server port number 3386 which has been reserved for GTP'. |
13195 | | * Alternatively another port can be used, which has been configured by O&M, except Port Number 2123 |
13196 | | * which is used by GTPv2-C. |
13197 | | * : |
13198 | | * The TCP Destination Port may be the server port number 3386, which has been reserved for G-PDUs. Alternatively, |
13199 | | * another port may be used as configured by O&M. Extra implementation-specific destination ports are possible but |
13200 | | * all CGFs shall support the server port number. |
13201 | | */ |
13202 | | |
13203 | | void |
13204 | | proto_reg_handoff_gtp(void) |
13205 | 14 | { |
13206 | 14 | static bool Initialized = false; |
13207 | 14 | static bool gtp_over_tcp; |
13208 | 14 | static unsigned gtpv0_port; |
13209 | 14 | static unsigned gtpv1c_port; |
13210 | 14 | static unsigned gtpv1u_port; |
13211 | | |
13212 | 14 | if (!Initialized) { |
13213 | | |
13214 | 14 | radius_register_avp_dissector(VENDOR_THE3GPP, 5, dissect_radius_qos_umts); |
13215 | 14 | radius_register_avp_dissector(VENDOR_THE3GPP, 12, dissect_radius_selection_mode); |
13216 | | |
13217 | 14 | eth_handle = find_dissector_add_dependency("eth_withoutfcs", proto_gtp); |
13218 | 14 | ip_handle = find_dissector_add_dependency("ip", proto_gtp); |
13219 | 14 | ipv6_handle = find_dissector_add_dependency("ipv6", proto_gtp); |
13220 | 14 | ppp_handle = find_dissector_add_dependency("ppp", proto_gtp); |
13221 | 14 | sync_handle = find_dissector_add_dependency("sync", proto_gtp); |
13222 | 14 | gtpcdr_handle = find_dissector_add_dependency("gtpcdr", proto_gtp); |
13223 | 14 | sndcpxid_handle = find_dissector_add_dependency("sndcpxid", proto_gtp); |
13224 | 14 | gtpv2_handle = find_dissector_add_dependency("gtpv2", proto_gtp); |
13225 | 14 | bssgp_handle = find_dissector_add_dependency("bssgp", proto_gtp); |
13226 | 14 | pdcp_nr_handle = find_dissector_add_dependency("pdcp-nr", proto_gtp); |
13227 | 14 | pdcp_lte_handle = find_dissector_add_dependency("pdcp-lte", proto_gtp); |
13228 | 14 | proto_pdcp_lte = dissector_handle_get_protocol_index(pdcp_lte_handle); |
13229 | | |
13230 | 14 | bssap_pdu_type_table = find_dissector_table("bssap.pdu_type"); |
13231 | | /* AVP Code: 5 3GPP-GPRS Negotiated QoS profile */ |
13232 | 14 | dissector_add_uint("diameter.3gpp", 5, create_dissector_handle(dissect_diameter_3gpp_qosprofile, proto_gtp)); |
13233 | | /* AVP Code: 903 MBMS-Service-Area */ |
13234 | 14 | dissector_add_uint("diameter.3gpp", 903, create_dissector_handle(dissect_gtp_3gpp_mbms_service_area, proto_gtp)); |
13235 | | /* AVP Code: 904 MBMS-Session-Duration */ |
13236 | 14 | dissector_add_uint("diameter.3gpp", 904, create_dissector_handle(dissect_gtp_mbms_ses_dur, proto_gtp)); |
13237 | | /* AVP Code: 911 MBMS-Time-To-Data-Transfer */ |
13238 | 14 | dissector_add_uint("diameter.3gpp", 911, create_dissector_handle(dissect_gtp_mbms_time_to_data_tr, proto_gtp)); |
13239 | | |
13240 | | // TPDU payload detection |
13241 | 14 | int eth_proto_id = dissector_handle_get_protocol_index(eth_handle); |
13242 | 14 | heur_dissector_add("gtp.tpdu", dissect_eth_heur, "Ethernet over GTP", "eth_gtp.tpdu", eth_proto_id, HEURISTIC_ENABLE); |
13243 | | |
13244 | 14 | Initialized = true; |
13245 | 14 | } else { |
13246 | 0 | dissector_delete_uint("udp.port", gtpv0_port, gtp_prime_handle); |
13247 | 0 | dissector_delete_uint("udp.port", gtpv1c_port, gtp_handle); |
13248 | 0 | dissector_delete_uint("udp.port", gtpv1u_port, gtp_handle); |
13249 | |
|
13250 | 0 | if (gtp_over_tcp) { |
13251 | 0 | dissector_delete_uint("tcp.port", gtpv0_port, gtp_prime_handle); |
13252 | 0 | dissector_delete_uint("tcp.port", gtpv1c_port, gtp_handle); |
13253 | 0 | dissector_delete_uint("tcp.port", gtpv1u_port, gtp_handle); |
13254 | 0 | } |
13255 | 0 | } |
13256 | | |
13257 | 14 | gtp_over_tcp = g_gtp_over_tcp; |
13258 | 14 | gtpv0_port = g_gtpv0_port; |
13259 | 14 | gtpv1c_port = g_gtpv1c_port; |
13260 | 14 | gtpv1u_port = g_gtpv1u_port; |
13261 | | |
13262 | | /* This doesn't use the "auto preference" API because the port |
13263 | | description is too specific */ |
13264 | 14 | dissector_add_uint("udp.port", g_gtpv0_port, gtp_prime_handle); |
13265 | 14 | dissector_add_uint("udp.port", g_gtpv1c_port, gtp_handle); |
13266 | 14 | dissector_add_uint("udp.port", g_gtpv1u_port, gtp_handle); |
13267 | | |
13268 | 14 | if (g_gtp_over_tcp) { |
13269 | | /* This doesn't use the "auto preference" API because the port |
13270 | | description is too specific */ |
13271 | 14 | dissector_add_uint("tcp.port", g_gtpv0_port, gtp_prime_handle); |
13272 | 14 | dissector_add_uint("tcp.port", g_gtpv1c_port, gtp_handle); |
13273 | 14 | dissector_add_uint("tcp.port", g_gtpv1u_port, gtp_handle); |
13274 | 14 | } |
13275 | 14 | } |
13276 | | |
13277 | | /* |
13278 | | * Editor modelines - https://www.wireshark.org/tools/modelines.html |
13279 | | * |
13280 | | * Local variables: |
13281 | | * c-basic-offset: 4 |
13282 | | * tab-width: 8 |
13283 | | * indent-tabs-mode: nil |
13284 | | * End: |
13285 | | * |
13286 | | * vi: set shiftwidth=4 tabstop=8 expandtab: |
13287 | | * :indentSize=4:tabSize=8:noTabs=true: |
13288 | | */ |