/src/wireshark/epan/dissectors/packet-gtpv2.c
Line | Count | Source |
1 | | /* packet-gtpv2.c |
2 | | * |
3 | | * Routines for GTPv2 dissection |
4 | | * Copyright 2009 - 2021, Anders Broman <anders.broman [at] ericsson.com> |
5 | | * |
6 | | * Wireshark - Network traffic analyzer |
7 | | * By Gerald Combs <gerald@wireshark.org> |
8 | | * Copyright 1998 Gerald Combs |
9 | | * |
10 | | * SPDX-License-Identifier: GPL-2.0-or-later |
11 | | * |
12 | | * Ref: 3GPP TS 29.274 V18.7.0 (2024-06-26) |
13 | | */ |
14 | | |
15 | | #include "config.h" |
16 | | |
17 | | #include <math.h> |
18 | | |
19 | | #include <epan/packet.h> |
20 | | #include <epan/conversation.h> |
21 | | #include <epan/to_str.h> |
22 | | #include <epan/asn1.h> |
23 | | #include <epan/expert.h> |
24 | | #include <epan/sminmpec.h> |
25 | | #include <epan/addr_resolv.h> |
26 | | #include <epan/tap.h> |
27 | | #include <epan/srt_table.h> |
28 | | #include <epan/tfs.h> |
29 | | #include <proto.h> |
30 | | #include <unit_strings.h> |
31 | | |
32 | | #include "packet-gsm_a_common.h" |
33 | | #include "packet-gsm_map.h" |
34 | | #include "packet-e164.h" |
35 | | #include "packet-e212.h" |
36 | | #include "packet-s1ap.h" |
37 | | #include "packet-ranap.h" |
38 | | #include "packet-bssgp.h" |
39 | | #include "packet-ngap.h" |
40 | | #include "packet-gtpv2.h" |
41 | | #include "packet-radius.h" |
42 | | #include "packet-diameter.h" |
43 | | #include "packet-diameter_3gpp.h" |
44 | | #include "packet-ip.h" |
45 | | #include "packet-http2.h" |
46 | | |
47 | | void proto_register_gtpv2(void); |
48 | | void proto_reg_handoff_gtpv2(void); |
49 | | |
50 | | static dissector_handle_t nas_eps_handle; |
51 | | static dissector_table_t gtpv2_priv_ext_dissector_table; |
52 | | |
53 | | |
54 | | /*GTPv2 Message->GTP Header(SB)*/ |
55 | | static int proto_gtpv2; |
56 | | |
57 | | static int hf_gtpv2_response_in; |
58 | | static int hf_gtpv2_response_to; |
59 | | static int hf_gtpv2_response_time; |
60 | | static int hf_gtpv2_spare_half_octet; |
61 | | //static int hf_gtpv2_spare_b7_b1; |
62 | | static int hf_gtpv2_spare_b7_b2; |
63 | | static int hf_gtpv2_spare_b7_b3; |
64 | | static int hf_gtpv2_spare_b7_b4; |
65 | | static int hf_gtpv2_spare_b7_b5; |
66 | | |
67 | | static int hf_gtpv2_spare_bits; |
68 | | static int hf_gtpv2_flags; |
69 | | static int hf_gtpv2_version; |
70 | | static int hf_gtpv2_p; |
71 | | static int hf_gtpv2_t; |
72 | | static int hf_gtpv2_mp; |
73 | | static int hf_gtpv2_message_type; |
74 | | static int hf_gtpv2_msg_length; |
75 | | static int hf_gtpv2_teid; |
76 | | static int hf_gtpv2_seq; |
77 | | static int hf_gtpv2_msg_prio; |
78 | | static int hf_gtpv2_spare; |
79 | | static int hf_gtpv2_spare_w0; |
80 | | |
81 | | static int hf_gtpv2_ie; |
82 | | static int hf_gtpv2_ie_len; |
83 | | static int hf_gtpv2_cr; |
84 | | static int hf_gtpv2_instance; |
85 | | static int hf_gtpv2_cause; |
86 | | static int hf_gtpv2_cause_cs; |
87 | | static int hf_gtpv2_cause_bce; |
88 | | static int hf_gtpv2_cause_pce; |
89 | | static int hf_gtpv2_cause_off_ie_t; |
90 | | static int hf_gtpv2_rec; |
91 | | /*Start SRVCC Messages*/ |
92 | | static int hf_gtpv2_stn_sr; |
93 | | static int hf_gtpv2_len_trans_con; |
94 | | static int hf_gtpv2_eksi; |
95 | | static int hf_gtpv2_ck; |
96 | | static int hf_gtpv2_ik; |
97 | | static int hf_gtpv2_len_ms_classmark2; |
98 | | static int hf_gtpv2_len_ms_classmark3; |
99 | | static int hf_gtpv2_len_supp_codec_list; |
100 | | static int hf_gtpv2_ksi; |
101 | | /*static int hf_gtpv2_kc; */ |
102 | | static int hf_gtpv2_cksn; |
103 | | static int hf_gtpv2_srvcc_cause; |
104 | | static int hf_gtpv2_rac; |
105 | | static int hf_gtpv2_rnc_id; |
106 | | static int hf_gtpv2_ext_rnc_id; |
107 | | static int hf_gtpv2_lac; |
108 | | static int hf_gtpv2_sac; |
109 | | static int hf_gtpv2_tgt_g_cell_id; |
110 | | static int hf_gtpv2_teid_c; |
111 | | static int hf_gtpv2_sv_sti; |
112 | | static int hf_gtpv2_sv_ics; |
113 | | static int hf_gtpv2_sv_emind; |
114 | | /*End SRVCC Messages*/ |
115 | | static int hf_gtpv2_apn; |
116 | | static int hf_gtpv2_ebi; |
117 | | static int hf_gtpv2_daf; |
118 | | static int hf_gtpv2_dtf; |
119 | | static int hf_gtpv2_hi; |
120 | | static int hf_gtpv2_dfi; |
121 | | static int hf_gtpv2_oi; |
122 | | static int hf_gtpv2_isrsi; |
123 | | static int hf_gtpv2_israi; |
124 | | static int hf_gtpv2_sgwci; |
125 | | static int hf_gtpv2_sqci; |
126 | | static int hf_gtpv2_uimsi; |
127 | | static int hf_gtpv2_cfsi; |
128 | | static int hf_gtpv2_crsi; |
129 | | static int hf_gtpv2_pt; |
130 | | static int hf_gtpv2_ps; |
131 | | static int hf_gtpv2_si; |
132 | | static int hf_gtpv2_msv; |
133 | | static int hf_gtpv2_retloc; |
134 | | static int hf_gtpv2_pbic; |
135 | | static int hf_gtpv2_srni; |
136 | | static int hf_gtpv2_s6af; |
137 | | static int hf_gtpv2_s4af; |
138 | | static int hf_gtpv2_mbmdt; |
139 | | static int hf_gtpv2_israu; |
140 | | static int hf_gtpv2_ccrsi; |
141 | | static int hf_gtpv2_cprai; |
142 | | static int hf_gtpv2_arrl; |
143 | | static int hf_gtpv2_ppof; |
144 | | static int hf_gtpv2_ppon_ppei; |
145 | | static int hf_gtpv2_ppsi; |
146 | | static int hf_gtpv2_csfbi; |
147 | | static int hf_gtpv2_clii; |
148 | | static int hf_gtpv2_cpsr; |
149 | | static int hf_gtpv2_nsi; |
150 | | static int hf_gtpv2_uasi; |
151 | | static int hf_gtpv2_dtci; |
152 | | static int hf_gtpv2_bdwi; |
153 | | static int hf_gtpv2_psci; |
154 | | static int hf_gtpv2_pcri; |
155 | | static int hf_gtpv2_aosi; |
156 | | static int hf_gtpv2_aopi; |
157 | | static int hf_gtpv2_roaai; |
158 | | static int hf_gtpv2_epcosi; |
159 | | static int hf_gtpv2_cpopci; |
160 | | static int hf_gtpv2_pmtsmi; |
161 | | static int hf_gtpv2_s11tf; |
162 | | static int hf_gtpv2_pnsi; |
163 | | static int hf_gtpv2_unaccsi; |
164 | | static int hf_gtpv2_wpmsi; |
165 | | |
166 | | static int hf_gtpv2_5gsnn26; |
167 | | static int hf_gtpv2_reprefi; |
168 | | static int hf_gtpv2_5gsiwk; |
169 | | static int hf_gtpv2_eevrsi; |
170 | | static int hf_gtpv2_ltemui; |
171 | | static int hf_gtpv2_ltempi; |
172 | | static int hf_gtpv2_enbcrsi; |
173 | | static int hf_gtpv2_tspcmi; |
174 | | static int hf_gtpv2_ethpdn; |
175 | | |
176 | | static int hf_gtpv2_csrmfi; |
177 | | static int hf_gtpv2_mtedtn; |
178 | | static int hf_gtpv2_mtedta; |
179 | | static int hf_gtpv2_n5gnmi; |
180 | | static int hf_gtpv2_5gcnrs; |
181 | | static int hf_gtpv2_5gcnri; |
182 | | static int hf_gtpv2_5srhoi; |
183 | | |
184 | | static int hf_gtpv2_nspusi; |
185 | | static int hf_gtpv2_pgwrnsi; |
186 | | static int hf_gtpv2_rppcsi; |
187 | | static int hf_gtpv2_pgwchi; |
188 | | static int hf_gtpv2_sissme; |
189 | | static int hf_gtpv2_nsenbi; |
190 | | static int hf_gtpv2_idfupf; |
191 | | static int hf_gtpv2_emci; |
192 | | |
193 | | static int hf_gtpv2_lapcosi; |
194 | | static int hf_gtpv2_ltemsai; |
195 | | static int hf_gtpv2_srtpi; |
196 | | static int hf_gtpv2_upipsi; |
197 | | |
198 | | static int hf_gtpv2_pdn_type; |
199 | | static int hf_gtpv2_pdn_ipv4; |
200 | | static int hf_gtpv2_pdn_ipv6_len; |
201 | | static int hf_gtpv2_pdn_ipv6; |
202 | | static int hf_gtpv2_pdn_numbers_nsapi; |
203 | | static int hf_gtpv2_p_tmsi; |
204 | | static int hf_gtpv2_p_tmsi_sig; |
205 | | static int hf_gtpv2_mmbr_ul; |
206 | | static int hf_gtpv2_mmbr_dl; |
207 | | |
208 | | static int hf_gtpv2_rat_type; |
209 | | static int hf_gtpv2_uli_ext_macro_enb_id_flg; |
210 | | static int hf_gtpv2_uli_macro_enb_id_flg; |
211 | | static int hf_gtpv2_uli_lai_flg; |
212 | | static int hf_gtpv2_uli_ecgi_flg; |
213 | | static int hf_gtpv2_uli_tai_flg; |
214 | | static int hf_gtpv2_uli_rai_flg; |
215 | | static int hf_gtpv2_uli_sai_flg; |
216 | | static int hf_gtpv2_uli_cgi_flg; |
217 | | static int hf_gtpv2_glt; |
218 | | static int hf_gtpv2_cng_rep_act; |
219 | | |
220 | | static int hf_gtpv2_selec_mode; |
221 | | static int hf_gtpv2_source_type; |
222 | | static int hf_gtpv2_f_teid_v4; |
223 | | static int hf_gtpv2_f_teid_v6; |
224 | | static int hf_gtpv2_f_teid_interface_type; |
225 | | static int hf_gtpv2_f_teid_gre_key; |
226 | | static int hf_gtpv2_f_teid_ipv4; |
227 | | static int hf_gtpv2_f_teid_ipv6; |
228 | | static int hf_gtpv2_tmsi; |
229 | | static int hf_gtpv2_hsgw_addr_f_len; |
230 | | static int hf_gtpv2_hsgw_addr_ipv4; |
231 | | static int hf_gtpv2_hsgw_addr_ipv6; |
232 | | static int hf_gtpv2_gre_key; |
233 | | static int hf_gtpv2_sgw_addr_ipv4; |
234 | | static int hf_gtpv2_sgw_addr_ipv6; |
235 | | static int hf_gtpv2_sgw_s1u_teid; |
236 | | static int hf_gtpv2_ipv4_addr; |
237 | | |
238 | | |
239 | | static int hf_gtpv2_ambr_up; |
240 | | static int hf_gtpv2_ambr_down; |
241 | | static int hf_gtpv2_ip_address_ipv4; |
242 | | static int hf_gtpv2_ip_address_ipv6; |
243 | | static int hf_gtpv2_mei; |
244 | | |
245 | | /* Trace Information */ |
246 | | /* static int hf_gtpv2_tra_info; */ |
247 | | static int hf_gtpv2_tra_info_msc_momt_calls; |
248 | | static int hf_gtpv2_tra_info_msc_momt_sms; |
249 | | static int hf_gtpv2_tra_info_msc_lu_imsi_ad; |
250 | | static int hf_gtpv2_tra_info_msc_handovers; |
251 | | static int hf_gtpv2_tra_info_msc_ss; |
252 | | static int hf_gtpv2_tra_info_mgw_context; |
253 | | static int hf_gtpv2_tra_info_sgsn_pdp_context; |
254 | | static int hf_gtpv2_tra_info_sgsn_momt_sms; |
255 | | static int hf_gtpv2_tra_info_sgsn_rau_gprs_ad; |
256 | | static int hf_gtpv2_tra_info_sgsn_mbms; |
257 | | static int hf_gtpv2_tra_info_sgsn_reserved; |
258 | | static int hf_gtpv2_tra_info_ggsn_pdp; |
259 | | static int hf_gtpv2_tra_info_ggsn_mbms; |
260 | | static int hf_gtpv2_tra_info_bm_sc; |
261 | | static int hf_gtpv2_tra_info_mme_sgw_ss; |
262 | | static int hf_gtpv2_tra_info_mme_sgw_sr; |
263 | | static int hf_gtpv2_tra_info_mme_sgw_iataud; |
264 | | static int hf_gtpv2_tra_info_mme_sgw_ue_init_pdn_disc; |
265 | | static int hf_gtpv2_tra_info_mme_sgw_bearer_act_mod_del; |
266 | | static int hf_gtpv2_tra_info_mme_sgw_ho; |
267 | | static int hf_gtpv2_tra_info_sgw_pdn_con_creat; |
268 | | static int hf_gtpv2_tra_info_sgw_pdn_con_term; |
269 | | static int hf_gtpv2_tra_info_sgw_bearer_act_mod_del; |
270 | | static int hf_gtpv2_tra_info_pgw_pdn_con_creat; |
271 | | static int hf_gtpv2_tra_info_pgw_pdn_con_term; |
272 | | static int hf_gtpv2_tra_info_pgw_bearer_act_mod_del; |
273 | | static int hf_gtpv2_tra_info_lne_msc_s; |
274 | | static int hf_gtpv2_tra_info_lne_mgw; |
275 | | static int hf_gtpv2_tra_info_lne_sgsn; |
276 | | static int hf_gtpv2_tra_info_lne_ggsn; |
277 | | static int hf_gtpv2_tra_info_lne_rnc; |
278 | | static int hf_gtpv2_tra_info_lne_bm_sc; |
279 | | static int hf_gtpv2_tra_info_lne_mme; |
280 | | static int hf_gtpv2_tra_info_lne_sgw; |
281 | | static int hf_gtpv2_tra_info_lne_pdn_gw; |
282 | | static int hf_gtpv2_tra_info_lne_enb; |
283 | | static int hf_gtpv2_tra_info_lne_amf; |
284 | | static int hf_gtpv2_tra_info_lne_smf; |
285 | | static int hf_gtpv2_tra_info_lne_pcf; |
286 | | static int hf_gtpv2_tra_info_lne_upf; |
287 | | static int hf_gtpv2_tra_info_tra_info_ng_ran_node; |
288 | | static int hf_gtpv2_tra_info_tdl; |
289 | | static int hf_gtpv2_tra_info_lmsc_a; |
290 | | static int hf_gtpv2_tra_info_lmsc_lu; |
291 | | static int hf_gtpv2_tra_info_lmsc_mc; |
292 | | static int hf_gtpv2_tra_info_lmsc_map_g; |
293 | | static int hf_gtpv2_tra_info_lmsc_map_b; |
294 | | static int hf_gtpv2_tra_info_lmsc_map_e; |
295 | | static int hf_gtpv2_tra_info_lmsc_map_f; |
296 | | static int hf_gtpv2_tra_info_lmsc_cap; |
297 | | static int hf_gtpv2_tra_info_lmsc_map_d; |
298 | | static int hf_gtpv2_tra_info_lmsc_map_c; |
299 | | static int hf_gtpv2_tra_info_lmgw_mc; |
300 | | static int hf_gtpv2_tra_info_lmgw_nb_up; |
301 | | static int hf_gtpv2_tra_info_lmgw_lu_up; |
302 | | static int hf_gtpv2_tra_info_lsgsn_gb; |
303 | | static int hf_gtpv2_tra_info_lsgsn_lu; |
304 | | static int hf_gtpv2_tra_info_lsgsn_gn; |
305 | | static int hf_gtpv2_tra_info_lsgsn_map_gr; |
306 | | static int hf_gtpv2_tra_info_lsgsn_map_gd; |
307 | | static int hf_gtpv2_tra_info_lsgsn_map_gf; |
308 | | static int hf_gtpv2_tra_info_lsgsn_gs; |
309 | | static int hf_gtpv2_tra_info_lsgsn_ge; |
310 | | static int hf_gtpv2_tra_info_lggsn_gn; |
311 | | static int hf_gtpv2_tra_info_lggsn_gi; |
312 | | static int hf_gtpv2_tra_info_lggsn_gmb; |
313 | | static int hf_gtpv2_tra_info_lrnc_lu; |
314 | | static int hf_gtpv2_tra_info_lrnc_lur; |
315 | | static int hf_gtpv2_tra_info_lrnc_lub; |
316 | | static int hf_gtpv2_tra_info_lrnc_uu; |
317 | | static int hf_gtpv2_tra_info_lbm_sc_gmb; |
318 | | static int hf_gtpv2_tra_info_lmme_s1_mme; |
319 | | static int hf_gtpv2_tra_info_lmme_s3; |
320 | | static int hf_gtpv2_tra_info_lmme_s6a; |
321 | | static int hf_gtpv2_tra_info_lmme_s10; |
322 | | static int hf_gtpv2_tra_info_lmme_s11; |
323 | | static int hf_gtpv2_tra_info_lsgw_s4; |
324 | | static int hf_gtpv2_tra_info_lsgw_s5; |
325 | | static int hf_gtpv2_tra_info_lsgw_s8b; |
326 | | static int hf_gtpv2_tra_info_lsgw_s11; |
327 | | static int hf_gtpv2_tra_info_lpdn_gw_s2a; |
328 | | static int hf_gtpv2_tra_info_lpdn_gw_s2b; |
329 | | static int hf_gtpv2_tra_info_lpdn_gw_s2c; |
330 | | static int hf_gtpv2_tra_info_lpdn_gw_s5; |
331 | | static int hf_gtpv2_tra_info_lpdn_gw_s6c; |
332 | | static int hf_gtpv2_tra_info_lpdn_gw_gx; |
333 | | static int hf_gtpv2_tra_info_lpdn_gw_s8b; |
334 | | static int hf_gtpv2_tra_info_lpdn_gw_sgi; |
335 | | static int hf_gtpv2_tra_info_lenb_s1_mme; |
336 | | static int hf_gtpv2_tra_info_lenb_x2; |
337 | | static int hf_gtpv2_tra_info_lenb_uu; |
338 | | |
339 | | static int hf_gtpv2_ti; |
340 | | |
341 | | static int hf_gtpv2_bearer_qos_pci; |
342 | | static int hf_gtpv2_bearer_qos_pl; |
343 | | static int hf_gtpv2_bearer_qos_pvi; |
344 | | static int hf_gtpv2_bearer_qos_label_qci; |
345 | | static int hf_gtpv2_bearer_qos_mbr_up; |
346 | | static int hf_gtpv2_bearer_qos_mbr_down; |
347 | | static int hf_gtpv2_bearer_qos_gbr_up; |
348 | | static int hf_gtpv2_bearer_qos_gbr_down; |
349 | | static int hf_gtpv2_flow_qos_label_qci; |
350 | | static int hf_gtpv2_flow_qos_mbr_up; |
351 | | static int hf_gtpv2_flow_qos_mbr_down; |
352 | | static int hf_gtpv2_flow_qos_gbr_up; |
353 | | static int hf_gtpv2_flow_qos_gbr_down; |
354 | | |
355 | | static int hf_gtpv2_delay_value; |
356 | | static int hf_gtpv2_charging_id; |
357 | | static int hf_gtpv2_charging_characteristic; |
358 | | static int hf_gtpv2_bearer_flag_ppc; |
359 | | static int hf_gtpv2_bearer_flag_vb; |
360 | | static int hf_gtpv2_ue_time_zone_dst; |
361 | | static int hf_gtpv2_fq_csid_type; |
362 | | static int hf_gtpv2_fq_csid_nr; |
363 | | static int hf_gtpv2_fq_csid_ipv4; |
364 | | static int hf_gtpv2_fq_csid_ipv6; |
365 | | static int hf_gtpv2_fq_csid_id; |
366 | | static int hf_gtpv2_complete_req_msg_type; |
367 | | static int hf_gtpv2_mme_grp_id; |
368 | | static int hf_gtpv2_mme_code; |
369 | | static int hf_gtpv2_m_tmsi; |
370 | | static int hf_gtpv2_container_type; |
371 | | static int hf_gtpv2_cause_type; |
372 | | static int hf_gtpv2_CauseRadioNetwork; |
373 | | static int hf_gtpv2_CauseTransport; |
374 | | static int hf_gtpv2_CauseNas; |
375 | | static int hf_gtpv2_CauseProtocol; |
376 | | static int hf_gtpv2_CauseMisc; |
377 | | static int hf_gtpv2_target_type; |
378 | | static int hf_gtpv2_macro_enodeb_id; |
379 | | static int hf_gtpv2_smenb; |
380 | | static int hf_gtpv2_ext_macro_enodeb_id; |
381 | | static int hf_gtpv2_ext_macro_ng_enodeb_id; |
382 | | static int hf_gtpv2_enodebid; |
383 | | static int hf_gtpv2_cellid; |
384 | | |
385 | | static int hf_gtpv2_node_type; |
386 | | static int hf_gtpv2_fqdn; |
387 | | static int hf_gtpv2_enterprise_id; |
388 | | static int hf_gtpv2_apn_rest; |
389 | | static int hf_gtpv2_pti; |
390 | | static int hf_gtpv2_mm_context_sm; |
391 | | static int hf_gtpv2_mm_context_nhi; |
392 | | static int hf_gtpv2_mm_context_drxi; |
393 | | static int hf_gtpv2_mm_context_cksn; |
394 | | static int hf_gtpv2_mm_context_cksn_ksi; |
395 | | static int hf_gtpv2_mm_context_kasme; |
396 | | static int hf_gtpv2_mm_context_rand; |
397 | | static int hf_gtpv2_mm_context_xres_len; |
398 | | static int hf_gtpv2_mm_context_xres; |
399 | | static int hf_gtpv2_mm_context_autn_len; |
400 | | static int hf_gtpv2_mm_context_autn; |
401 | | static int hf_gtpv2_mm_context_drx; |
402 | | static int hf_gtpv2_mm_context_ue_net_cap_len; |
403 | | static int hf_gtpv2_mm_context_ms_net_cap_len; |
404 | | static int hf_gtpv2_mm_context_mei_len; |
405 | | static int hf_gtpv2_mm_context_vdp_len; |
406 | | static int hf_gtpv2_mm_contex_nhi_old; |
407 | | static int hf_gtpv2_mm_context_old_ksiasme; |
408 | | static int hf_gtpv2_mm_context_old_ncc; |
409 | | static int hf_gtpv2_mm_context_old_kasme; |
410 | | static int hf_gtpv2_mm_context_old_nh; |
411 | | static int hf_gtpv2_mm_context_higher_br_16mb_flg_len; |
412 | | static int hf_gtpv2_mm_context_higher_br_16mb_flg; |
413 | | static int hf_gtpv2_vdp_length; |
414 | | static int hf_gtpv2_mm_context_paging_len; |
415 | | static int hf_gtpv2_mm_context_ex_access_res_data_len; |
416 | | static int hf_gtpv2_mm_context_ue_add_sec_cap_len; |
417 | | static int hf_gtpv2_mm_context_ue_nr_sec_cap_len; |
418 | | static int hf_gtpv2_mm_context_apn_rte_ctrl_sts_len; |
419 | | static int hf_gtpv2_mm_context_cnr_len; |
420 | | static int hf_gtpv2_mm_context_ue_radio_cap_len; |
421 | | static int hf_gtpv2_uci_csg_id; |
422 | | static int hf_gtpv2_uci_csg_id_spare; |
423 | | static int hf_gtpv2_uci_access_mode; |
424 | | static int hf_gtpv2_uci_lcsg; |
425 | | static int hf_gtpv2_uci_csg_membership; |
426 | | |
427 | | static int hf_gtpv2_una; |
428 | | static int hf_gtpv2_gena; |
429 | | static int hf_gtpv2_gana; |
430 | | static int hf_gtpv2_ina; |
431 | | static int hf_gtpv2_ena; |
432 | | static int hf_gtpv2_hnna; |
433 | | static int hf_gtpv2_hbna; |
434 | | static int hf_gtpv2_mm_context_ksi_a; |
435 | | static int hf_gtpv2_mm_context_ksi; |
436 | | static int hf_gtpv2_mm_context_nr_tri; |
437 | | static int hf_gtpv2_mm_context_used_cipher; |
438 | | static int hf_gtpv2_mm_context_nr_qui; |
439 | | static int hf_gtpv2_mm_context_nr_qua; |
440 | | static int hf_gtpv2_mm_context_uamb_ri; |
441 | | static int hf_gtpv2_mm_context_osci; |
442 | | static int hf_gtpv2_mm_context_nruna; |
443 | | static int hf_gtpv2_mm_context_nrusrna; |
444 | | static int hf_gtpv2_mm_context_nrna; |
445 | | static int hf_gtpv2_mm_context_ussrna; |
446 | | static int hf_gtpv2_mm_context_nrsrna; |
447 | | static int hf_gtpv2_mm_context_ensct; |
448 | | |
449 | | static int hf_gtpv2_mm_context_samb_ri; |
450 | | static int hf_gtpv2_mm_context_unipa; |
451 | | static int hf_gtpv2_mm_context_unc; |
452 | | static int hf_gtpv2_mm_context_nas_dl_cnt; |
453 | | static int hf_gtpv2_mm_context_nas_ul_cnt; |
454 | | |
455 | | static int hf_gtpv2_uli_cgi_lac; |
456 | | static int hf_gtpv2_uli_cgi_ci; |
457 | | static int hf_gtpv2_sai_lac; |
458 | | static int hf_gtpv2_sai_sac; |
459 | | static int hf_gtpv2_rai_lac; |
460 | | static int hf_gtpv2_rai_rac; |
461 | | static int hf_gtpv2_tai_tac; |
462 | | static int hf_gtpv2_5gs_tai_tac; |
463 | | static int hf_gtpv2_ecgi_eci; |
464 | | static int hf_gtpv2_ncgi_nrci; |
465 | | static int hf_gtpv2_uli_lai_lac; |
466 | | static int hf_gtpv2_ecgi_eci_spare; |
467 | | static int hf_gtpv2_nsapi; |
468 | | static int hf_gtpv2_bearer_control_mode; |
469 | | |
470 | | static int hf_gtpv2_bss_container_phx; |
471 | | static int hf_gtpv2_bss_con_sapi_flg; |
472 | | static int hf_gtpv2_bss_con_rp_flg; |
473 | | static int hf_gtpv2_bss_con_pfi_flg; |
474 | | static int hf_gtpv2_bss_con_pfi; |
475 | | static int hf_gtpv2_bss_con_rp; |
476 | | static int hf_gtpv2_bss_con_sapi; |
477 | | static int hf_gtpv2_bss_con_xid_len; |
478 | | static int hf_gtpv2_bss_con_xid; |
479 | | static int hf_gtpv2_home_enodeb_id; |
480 | | static int hf_gtpv2_tac; |
481 | | |
482 | | /* MBMS */ |
483 | | static int hf_gtpv2_mbms_service_area_nr; |
484 | | static int hf_gtpv2_mbms_service_area_id; |
485 | | static int hf_gtpv2_mbms_session_id; |
486 | | static int hf_gtpv2_mbms_flow_id; |
487 | | static int hf_gtpv2_cteid; |
488 | | static int hf_gtpv2_ip_addr_type; |
489 | | static int hf_gtpv2_ip_addr_len; |
490 | | static int hf_gtpv2_mbms_ip_mc_dist_addrv4; |
491 | | static int hf_gtpv2_mbms_ip_mc_dist_addrv6; |
492 | | static int hf_gtpv2_mbms_ip_mc_src_addrv4; |
493 | | static int hf_gtpv2_mbms_ip_mc_src_addrv6; |
494 | | static int hf_gtpv2_mbms_hc_indicator; |
495 | | static int hf_gtpv2_mbms_dist_indication; |
496 | | static int hf_gtpv2_subscriber_rfsp; |
497 | | static int hf_gtpv2_rfsp_inuse; |
498 | | static int hf_gtpv2_mbms_service_id; |
499 | | static int hf_gtpv2_add_flags_for_srvcc_ics; |
500 | | static int hf_gtpv2_vsrvcc_flag; |
501 | | static int hf_gtpv2_abs_time_mbms_data; |
502 | | static int hf_gtpv2_henb_info_report_fti; |
503 | | static int hf_gtpv2_ip4cp_subnet_prefix_len; |
504 | | static int hf_gtpv2_ip4cp_ipv4; |
505 | | static int hf_gtpv2_change_report_flags_sncr; |
506 | | static int hf_gtpv2_change_report_flags_tzcr; |
507 | | static int hf_gtpv2_action_indication_val; |
508 | | static int hf_gtpv2_uli_timestamp; |
509 | | static int hf_gtpv2_mbms_session_duration_days; |
510 | | static int hf_gtpv2_mbms_session_duration_secs; |
511 | | static int hf_gtpv2_csg_id; |
512 | | static int hf_gtpv2_cmi; |
513 | | static int hf_gtpv2_service_indicator; |
514 | | static int hf_gtpv2_detach_type; |
515 | | static int hf_gtpv2_ldn; |
516 | | static int hf_gtpv2_node_features_prn; |
517 | | static int hf_gtpv2_node_features_mabr; |
518 | | static int hf_gtpv2_node_features_ntsr; |
519 | | static int hf_gtpv2_node_features_ciot; |
520 | | static int hf_gtpv2_node_features_s1un; |
521 | | static int hf_gtpv2_node_features_eth; |
522 | | static int hf_gtpv2_node_features_mtedt; |
523 | | static int hf_gtpv2_node_features_psset; |
524 | | static int hf_gtpv2_time_to_data_xfer; |
525 | | static int hf_gtpv2_arp_pvi; |
526 | | static int hf_gtpv2_arp_pl; |
527 | | static int hf_gtpv2_arp_pci; |
528 | | static int hf_gtpv2_timer_unit; |
529 | | static int hf_gtpv2_throttling_delay_unit; |
530 | | static int hf_gtpv2_throttling_delay_value; |
531 | | static int hf_gtpv2_timer_value; |
532 | | static int hf_gtpv2_lapi; |
533 | | |
534 | | static int hf_gtpv2_pres_rep_area_act_inapra; |
535 | | static int hf_gtpv2_pres_rep_area_action; |
536 | | static int hf_gtpv2_pres_rep_area_id; |
537 | | static int hf_gtpv2_pres_rep_area_act_no_tai; |
538 | | static int hf_gtpv2_pres_rep_area_act_no_rai; |
539 | | static int hf_gtpv2_pres_rep_area_act_no_m_enodeb; |
540 | | static int hf_gtpv2_pres_rep_area_act_no_h_enodeb; |
541 | | static int hf_gtpv2_pres_rep_area_act_no_ecgi; |
542 | | static int hf_gtpv2_pres_rep_area_act_no_sai; |
543 | | static int hf_gtpv2_pres_rep_area_act_no_cgi; |
544 | | static int hf_gtpv2_pres_rep_area_act_no_ext_m_enodeb; |
545 | | static int hf_gtpv2_ksi_ps; |
546 | | static int hf_gtpv2_ck_ps; |
547 | | static int hf_gtpv2_ik_ps; |
548 | | static int hf_gtpv2_kc_ps; |
549 | | static int hf_gtpv2_cksn_ps; |
550 | | |
551 | | static int hf_gtpv2_pres_rep_area_info_id; |
552 | | static int hf_gtpv2_pres_rep_area_info_additional_id; |
553 | | static int hf_gtpv2_pres_rep_area_info_flags; |
554 | | static int hf_gtpv2_pres_rep_area_info_flags_no_inapra; |
555 | | static int hf_gtpv2_pres_rep_area_info_flags_b4_b7_spare; |
556 | | static int hf_gtpv2_pres_rep_area_info_flags_b3_b7_spare; |
557 | | static int hf_gtpv2_pres_rep_area_info_flags_b3_inapra; |
558 | | static int hf_gtpv2_pres_rep_area_info_flags_b2_apra; |
559 | | static int hf_gtpv2_pres_rep_area_info_flags_b1_opra; |
560 | | static int hf_gtpv2_pres_rep_area_info_flags_b0_ipra; |
561 | | |
562 | | /* Generated from convert_proto_tree_add_text.pl */ |
563 | | static int hf_gtpv2_downlink_subscribed_ue_ambr; |
564 | | static int hf_gtpv2_mm_context_sres; |
565 | | static int hf_gtpv2_iksrvcc; |
566 | | static int hf_gtpv2_nsapi08; |
567 | | static int hf_gtpv2_voice_domain_and_ue_usage_setting; |
568 | | static int hf_gtpv2_ue_radio_capability_for_paging_information; |
569 | | static int hf_gtpv2_port_number; |
570 | | static int hf_gtpv2_uplink_used_ue_ambr; |
571 | | static int hf_gtpv2_tmsi_bytes; |
572 | | static int hf_gtpv2_dl_gtp_u_sequence_number; |
573 | | static int hf_gtpv2_mm_context_nh; |
574 | | static int hf_gtpv2_teid_c_spare; |
575 | | static int hf_gtpv2_uplink_subscribed_ue_ambr; |
576 | | static int hf_gtpv2_transparent_container; |
577 | | static int hf_gtpv2_packet_flow_id; |
578 | | static int hf_gtpv2_utran_srvcc_ik_cs; |
579 | | static int hf_gtpv2_downlink_used_ue_ambr; |
580 | | static int hf_gtpv2_hop_counter; |
581 | | static int hf_gtpv2_ul_gtp_u_sequence_number; |
582 | | static int hf_gtpv2_authentication_quadruplets; |
583 | | static int hf_gtpv2_utran_srvcc_kc; |
584 | | static int hf_gtpv2_spare_bytes; |
585 | | static int hf_gtpv2_metric; |
586 | | static int hf_gtpv2_throttling_factor; |
587 | | static int hf_gtpv2_relative_capacity; |
588 | | static int hf_gtpv2_apn_length; |
589 | | static int hf_gtpv2_sequence_number; |
590 | | static int hf_gtpv2_receive_n_pdu_number; |
591 | | static int hf_gtpv2_trace_id; |
592 | | static int hf_gtpv2_drx_parameter; |
593 | | static int hf_gtpv2_charging_characteristic_remaining_octets; |
594 | | static int hf_gtpv2_mm_context_ncc; |
595 | | static int hf_gtpv2_proprietary_value; |
596 | | static int hf_gtpv2_mobile_station_classmark2; |
597 | | static int hf_gtpv2_rrc_container; |
598 | | static int hf_gtpv2_send_n_pdu_number; |
599 | | static int hf_gtpv2_mobile_station_classmark3; |
600 | | static int hf_gtpv2_eps_bearer_id_number; |
601 | | static int hf_gtpv2_geographic_location; |
602 | | static int hf_gtpv2_cn_id; |
603 | | static int hf_gtpv2_utran_srvcc_ck_cs; |
604 | | static int hf_gtpv2_authentication_quintuplets; |
605 | | static int hf_gtpv2_serving_gw_address_length; |
606 | | static int hf_gtpv2_supported_codec_list; |
607 | | static int hf_gtpv2_cksrvcc; |
608 | | static int hf_gtpv2_mm_context_kc; |
609 | | static int hf_gtpv2_dl_pdcp_sequence_number; |
610 | | static int hf_gtpv2_ul_pdcp_sequence_number; |
611 | | static int hf_gtpv2_fq_csid_node_id; |
612 | | static int hf_gtpv2_fq_csid_mcc_mnc; |
613 | | static int hf_gtpv2_ppi_value; |
614 | | static int hf_gtpv2_ppi_flag; |
615 | | static int hf_gtpv2_session; |
616 | | static int hf_gtpv2_twan_id_ts; |
617 | | static int hf_gtpv2_twan_flags; |
618 | | static int hf_gtpv2_twan_bssidi; |
619 | | static int hf_gtpv2_twan_civai; |
620 | | static int hf_gtpv2_twan_plmni; |
621 | | static int hf_gtpv2_twan_opnai; |
622 | | static int hf_gtpv2_twan_laii; |
623 | | static int hf_gtpv2_twan_ssid_len; |
624 | | static int hf_gtpv2_twan_ssid; |
625 | | static int hf_gtpv2_twan_bssid; |
626 | | static int hf_gtpv2_twan_civa_len; |
627 | | static int hf_gtpv2_twan_civa; |
628 | | static int hf_gtpv2_twan_plmnid; |
629 | | static int hf_gtpv2_twan_op_name_len; |
630 | | static int hf_gtpv2_twan_op_name; |
631 | | static int hf_gtpv2_twan_relay_id_type; |
632 | | static int hf_gtpv2_twan_relay_id_len; |
633 | | static int hf_gtpv2_twan_relay_id; |
634 | | static int hf_gtpv2_twan_relay_id_ipv4; |
635 | | static int hf_gtpv2_twan_relay_id_ipv6; |
636 | | static int hf_gtpv2_twan_circuit_id_len; |
637 | | static int hf_gtpv2_twan_circuit_id; |
638 | | static int hf_gtpv2_integer_number_val; |
639 | | static int hf_gtpv2_maximum_wait_time; |
640 | | static int hf_gtpv2_dl_buf_sug_pkt_cnt; |
641 | | static int hf_gtpv2_ue_usage_type; |
642 | | static int hf_gtpv2_rem_run_serv_gap_t; |
643 | | static int hf_gtpv2_ran_nas_protocol_type; |
644 | | static int hf_gtpv2_ran_nas_cause_type; |
645 | | static int hf_gtpv2_ran_nas_cause_value; |
646 | | static int hf_gtpv2_emm_cause; |
647 | | static int hf_gtpv2_esm_cause; |
648 | | static int hf_gtpv2_diameter_cause; |
649 | | static int hf_gtpv2_ikev2_cause; |
650 | | |
651 | | static int hf_gtpv2_ciot_support_ind; |
652 | | static int hf_gtpv2_ciot_support_ind_spare_bits; |
653 | | static int hf_gtpv2_ciot_support_ind_bit4; |
654 | | static int hf_gtpv2_ciot_support_ind_bit3; |
655 | | static int hf_gtpv2_ciot_support_ind_bit2; |
656 | | static int hf_gtpv2_ciot_support_ind_bit1; |
657 | | |
658 | | static int hf_gtpv2_length_of_node_name; |
659 | | static int hf_gtpv2_node_name; |
660 | | static int hf_gtpv2_length_of_node_realm; |
661 | | static int hf_gtpv2_node_realm; |
662 | | static int hf_gtpv2_ms_ts; |
663 | | static int hf_gtpv2_origination_ts; |
664 | | static int hf_gtpv2_mon_event_inf_nsur; |
665 | | static int hf_gtpv2_mon_event_inf_nsui; |
666 | | static int hf_gtpv2_mon_event_inf_nscf; |
667 | | static int hf_gtpv2_mon_event_inf_srie; |
668 | | static int hf_gtpv2_mon_event_inf_scef_reference_id; |
669 | | static int hf_gtpv2_mon_event_inf_scef_reference_id_ext; |
670 | | static int hf_gtpv2_mon_event_inf_scef_id_length; |
671 | | static int hf_gtpv2_mon_event_inf_scef_id; |
672 | | static int hf_gtpv2_mon_event_inf_remaining_number_of_reports; |
673 | | static int hf_gtpv2_mon_event_ext_inf_lrtp; |
674 | | static int hf_gtpv2_mon_event_ext_inf_srie; |
675 | | static int hf_gtpv2_mon_event_ext_inf_scef_reference_id; |
676 | | static int hf_gtpv2_mon_event_ext_inf_scef_id_length; |
677 | | static int hf_gtpv2_mon_event_ext_inf_scef_id; |
678 | | static int hf_gtpv2_mon_event_ext_inf_remain_min_period_loc_report_type; |
679 | | static int hf_gtpv2_mon_event_ext_inf_scef_reference_id_ext; |
680 | | static int hf_gtpv2_rohc_profiles_bit0; |
681 | | static int hf_gtpv2_rohc_profiles_bit1; |
682 | | static int hf_gtpv2_rohc_profiles_bit2; |
683 | | static int hf_gtpv2_rohc_profiles_bit3; |
684 | | static int hf_gtpv2_rohc_profiles_bit4; |
685 | | static int hf_gtpv2_rohc_profiles_bit5; |
686 | | static int hf_gtpv2_rohc_profiles_bit6; |
687 | | static int hf_gtpv2_rohc_profiles_bit7; |
688 | | static int hf_gtpv2_max_cid; |
689 | | static int hf_gtpv2_uplink_rate_limit; |
690 | | static int hf_gtpv2_downlink_rate_limit; |
691 | | static int hf_gtpv2_timestamp_value; |
692 | | static int hf_gtpv2_counter_value; |
693 | | static int hf_gtpv2_mapped_ue_usage_type; |
694 | | static int hf_gtpv2_uli_flags; |
695 | | static int hf_gtpv2_rohc_profile_flags; |
696 | | static int hf_gtpv2_dcnr; |
697 | | |
698 | | static int hf_gtpv2_secondary_rat_usage_data_report; |
699 | | static int hf_gtpv2_secondary_rat_usage_data_report_spare_bits; |
700 | | static int hf_gtpv2_secondary_rat_usage_data_report_bit3; |
701 | | static int hf_gtpv2_secondary_rat_usage_data_report_bit2; |
702 | | static int hf_gtpv2_secondary_rat_usage_data_report_bit1; |
703 | | static int hf_gtpv2_secondary_rat_usage_data_report_rat_type; |
704 | | static int hf_gtpv2_secondary_rat_usage_data_report_start_timestamp; |
705 | | static int hf_gtpv2_secondary_rat_usage_data_report_end_timestamp; |
706 | | static int hf_gtpv2_secondary_rat_usage_data_report_usage_data_dl; |
707 | | static int hf_gtpv2_secondary_rat_usage_data_report_usage_data_ul; |
708 | | static int hf_gtpv2_secondary_rat_usage_data_report_srudn_length; |
709 | | static int hf_gtpv2_secondary_rat_usage_data_report_srudn_value; |
710 | | static int hf_gtpv2_csg_info_rep_action_b0; |
711 | | static int hf_gtpv2_csg_info_rep_action_b1; |
712 | | static int hf_gtpv2_csg_info_rep_action_b2; |
713 | | static int hf_gtpv2_gnodeb_id_len; |
714 | | static int hf_gtpv2_gnodeb_id; |
715 | | static int hf_gtpv2_macro_ng_enodeb_id; |
716 | | static int hf_gtpv2_5gs_tac; |
717 | | static int hf_gtpv2_en_gnb_id_len; |
718 | | static int hf_gtpv2_5tac; |
719 | | static int hf_gtpv2_etac; |
720 | | static int hf_gtpv2_en_gnb_id; |
721 | | static int hf_gtpv2_trig_event_len; |
722 | | static int hf_gtpv2_ne_list_len; |
723 | | static int hf_gtpv2_ses_trs_depth; |
724 | | static int hf_gtpv2_list_of_if_len; |
725 | | static int hf_gtpv2_trs_coll_ip_addr_len; |
726 | | static int hf_gtpv2_trs_coll_ipv4_addr; |
727 | | static int hf_gtpv2_trs_coll_ipv6_addr; |
728 | | |
729 | | static int hf_gtpv2_ext_tra_info_loi_mscs_cap; |
730 | | static int hf_gtpv2_ext_tra_info_loi_mscs_map_f; |
731 | | static int hf_gtpv2_ext_tra_info_loi_mscs_map_e; |
732 | | static int hf_gtpv2_ext_tra_info_loi_mscs_map_b; |
733 | | static int hf_gtpv2_ext_tra_info_loi_mscs_map_g; |
734 | | static int hf_gtpv2_ext_tra_info_loi_mscs_mc; |
735 | | static int hf_gtpv2_ext_tra_info_loi_mscs_iu; |
736 | | static int hf_gtpv2_ext_tra_info_loi_mscs_a; |
737 | | static int hf_gtpv2_ext_tra_info_loi_mscs_map_c; |
738 | | static int hf_gtpv2_ext_tra_info_loi_mscs_map_d; |
739 | | static int hf_gtpv2_ext_tra_info_loi_mgw_iuup; |
740 | | static int hf_gtpv2_ext_tra_info_loi_mgw_nbup; |
741 | | static int hf_gtpv2_ext_tra_info_loi_mgw_mc; |
742 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_ge; |
743 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_gs; |
744 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_map_gf; |
745 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_map_gd; |
746 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_map_gr; |
747 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_gn; |
748 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_iu; |
749 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_gb; |
750 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_s13; |
751 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_s3; |
752 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_s4; |
753 | | static int hf_gtpv2_ext_tra_info_loi_sgsn_s6d; |
754 | | static int hf_gtpv2_ext_tra_info_loi_ggsn_gmb; |
755 | | static int hf_gtpv2_ext_tra_info_loi_ggsn_gi; |
756 | | static int hf_gtpv2_ext_tra_info_loi_ggsn_gn; |
757 | | static int hf_gtpv2_ext_tra_info_loi_rnc_uu; |
758 | | static int hf_gtpv2_ext_tra_info_loi_rnc_iub; |
759 | | static int hf_gtpv2_ext_tra_info_loi_rnc_iur; |
760 | | static int hf_gtpv2_ext_tra_info_loi_rnc_iu; |
761 | | static int hf_gtpv2_ext_tra_info_loi_bm_sc_gmb; |
762 | | static int hf_gtpv2_ext_tra_info_loi_mme_s13; |
763 | | static int hf_gtpv2_ext_tra_info_loi_mme_s11; |
764 | | static int hf_gtpv2_ext_tra_info_loi_mme_s10; |
765 | | static int hf_gtpv2_ext_tra_info_loi_mme_s6a; |
766 | | static int hf_gtpv2_ext_tra_info_loi_mme_s3; |
767 | | static int hf_gtpv2_ext_tra_info_loi_mme_s1_mme; |
768 | | static int hf_gtpv2_ext_tra_info_loi_sgw_gxc; |
769 | | static int hf_gtpv2_ext_tra_info_loi_sgw_s11; |
770 | | static int hf_gtpv2_ext_tra_info_loi_sgw_s8b; |
771 | | static int hf_gtpv2_ext_tra_info_loi_sgw_s5; |
772 | | static int hf_gtpv2_ext_tra_info_loi_sgw_s4; |
773 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_sgi; |
774 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_s8b; |
775 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_gx; |
776 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_s6b; |
777 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_s5; |
778 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_s2c; |
779 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_s2b; |
780 | | static int hf_gtpv2_ext_tra_info_loi_pdn_gw_s2a; |
781 | | static int hf_gtpv2_ext_tra_info_loi_enb_uu; |
782 | | static int hf_gtpv2_ext_tra_info_loi_enb_x2; |
783 | | static int hf_gtpv2_ext_tra_info_loi_enb_s1_mme; |
784 | | static int hf_gtpv2_ext_tra_info_loi_hss_sh; |
785 | | static int hf_gtpv2_ext_tra_info_loi_hss_s6a; |
786 | | static int hf_gtpv2_ext_tra_info_loi_hss_s6d; |
787 | | static int hf_gtpv2_ext_tra_info_loi_hss_cx; |
788 | | static int hf_gtpv2_ext_tra_info_loi_hss_map_gr; |
789 | | static int hf_gtpv2_ext_tra_info_loi_hss_map_gc; |
790 | | static int hf_gtpv2_ext_tra_info_loi_hss_map_d; |
791 | | static int hf_gtpv2_ext_tra_info_loi_hss_map_c; |
792 | | static int hf_gtpv2_ext_tra_info_loi_eir_map_gf; |
793 | | static int hf_gtpv2_ext_tra_info_loi_eir_s13p; |
794 | | static int hf_gtpv2_ext_tra_info_loi_eir_s13; |
795 | | static int hf_gtpv2_ext_tra_info_loi_eir_map_f; |
796 | | static int hf_gtpv2_ext_tra_info_loi_amf_n20; |
797 | | static int hf_gtpv2_ext_tra_info_loi_amf_n15; |
798 | | static int hf_gtpv2_ext_tra_info_loi_amf_n14; |
799 | | static int hf_gtpv2_ext_tra_info_loi_amf_n12; |
800 | | static int hf_gtpv2_ext_tra_info_loi_amf_n11; |
801 | | static int hf_gtpv2_ext_tra_info_loi_amf_n8; |
802 | | static int hf_gtpv2_ext_tra_info_loi_amf_n2; |
803 | | static int hf_gtpv2_ext_tra_info_loi_amf_n1; |
804 | | static int hf_gtpv2_ext_tra_info_loi_amf_n22; |
805 | | static int hf_gtpv2_ext_tra_info_loi_amf_n26; |
806 | | static int hf_gtpv2_ext_tra_info_loi_pcf_n15; |
807 | | static int hf_gtpv2_ext_tra_info_loi_pcf_n7; |
808 | | static int hf_gtpv2_ext_tra_info_loi_pcf_n5; |
809 | | static int hf_gtpv2_ext_tra_info_loi_smf_s5_c; |
810 | | static int hf_gtpv2_ext_tra_info_loi_smf_n11; |
811 | | static int hf_gtpv2_ext_tra_info_loi_smf_n10; |
812 | | static int hf_gtpv2_ext_tra_info_loi_smf_n7; |
813 | | static int hf_gtpv2_ext_tra_info_loi_smf_n4; |
814 | | static int hf_gtpv2_ext_tra_info_loi_upf_n4; |
815 | | static int hf_gtpv2_ext_tra_info_loi_ng_ran_node_e1_c; |
816 | | static int hf_gtpv2_ext_tra_info_loi_ng_ran_node_f1_c; |
817 | | static int hf_gtpv2_ext_tra_info_loi_ng_ran_node_Uu; |
818 | | static int hf_gtpv2_ext_tra_info_loi_ng_ran_node_xn_c; |
819 | | static int hf_gtpv2_ext_tra_info_loi_ng_ran_node_ng_c; |
820 | | |
821 | | static int hf_gtpv2_nr_dl_pkts_all; |
822 | | static int hf_gtpv2_nr_ul_pkts_all; |
823 | | static int hf_gtpv2_nr_add_exception_rpts; |
824 | | static int hf_apn_rte_cntrl_status_val_time; |
825 | | static int hf_gtpv2_max_pkt_loss_rte_ul_flg; |
826 | | static int hf_gtpv2_max_pkt_loss_rte_dl_flg; |
827 | | static int hf_gtpv2_max_pkt_loss_rte_ul; |
828 | | static int hf_gtpv2_max_pkt_loss_rte_dl; |
829 | | |
830 | | static int hf_gtpv2_mm_context_iov_updates_counter; |
831 | | static int hf_gtpv2_mm_context_ear_len; |
832 | | static int hf_gtpv2_node_number_len; |
833 | | static int hf_gtpv2_additional_rrm_policy_index; |
834 | | |
835 | | static int hf_gtpv2_group_id; |
836 | | |
837 | | static int hf_gtpv2_ie_pscell_id_spare; |
838 | | static int hf_gtpv2_ie_pscell_id_nr_cgi; |
839 | | static int hf_gtpv2_ie_up_security_policy_up_ip_policy; |
840 | | static int hf_gtpv2_ie_up_security_policy_spare; |
841 | | static int hf_gtpv2_nf_instance_id_nf_instance_id; |
842 | | static int hf_gtpv2_nf_timer_in_seconds_timer_value; |
843 | | |
844 | | |
845 | | static int ett_gtpv2; |
846 | | static int ett_gtpv2_flags; |
847 | | static int ett_gtpv2_uli_flags; |
848 | | static int ett_gtpv2_uli_field; |
849 | | static int ett_gtpv2_bearer_ctx; |
850 | | static int ett_gtpv2_PDN_conn; |
851 | | static int ett_gtpv2_overload_control_information; |
852 | | static int ett_gtpv2_mm_context_flag; |
853 | | static int ett_gtpv2_pdn_numbers_nsapi; |
854 | | static int ett_gtpv2_tra_info_trigg; |
855 | | static int ett_gtpv2_tra_info_trigg_msc_server; |
856 | | static int ett_gtpv2_tra_info_trigg_mgw; |
857 | | static int ett_gtpv2_tra_info_trigg_sgsn; |
858 | | static int ett_gtpv2_tra_info_trigg_ggsn; |
859 | | static int ett_gtpv2_tra_info_trigg_bm_sc; |
860 | | static int ett_gtpv2_tra_info_trigg_sgw_mme; |
861 | | static int ett_gtpv2_tra_info_trigg_sgw; |
862 | | static int ett_gtpv2_tra_info_trigg_pgw; |
863 | | static int ett_gtpv2_tra_info_interfaces; |
864 | | static int ett_gtpv2_tra_info_interfaces_imsc_server; |
865 | | static int ett_gtpv2_tra_info_interfaces_lmgw; |
866 | | static int ett_gtpv2_tra_info_interfaces_lsgsn; |
867 | | static int ett_gtpv2_tra_info_interfaces_lggsn; |
868 | | static int ett_gtpv2_tra_info_interfaces_lrnc; |
869 | | static int ett_gtpv2_tra_info_interfaces_lbm_sc; |
870 | | static int ett_gtpv2_tra_info_interfaces_lmme; |
871 | | static int ett_gtpv2_tra_info_interfaces_lsgw; |
872 | | static int ett_gtpv2_tra_info_interfaces_lpdn_gw; |
873 | | static int ett_gtpv2_tra_info_interfaces_lpdn_lenb; |
874 | | static int ett_gtpv2_tra_info_ne_types; |
875 | | static int ett_gtpv2_rai; |
876 | | static int ett_gtpv2_ms_mark; |
877 | | static int ett_gtpv2_stn_sr; |
878 | | static int ett_gtpv2_supp_codec_list; |
879 | | static int ett_gtpv2_bss_con; |
880 | | static int ett_gtpv2_utran_con; |
881 | | static int ett_gtpv2_eutran_con; |
882 | | static int ett_gtpv2_son_con; |
883 | | static int ett_gtpv2_endc_son_con; |
884 | | static int ett_gtpv2_intersys_son_con; |
885 | | static int ett_gtpv2_mm_context_auth_qua; |
886 | | static int ett_gtpv2_mm_context_auth_qui; |
887 | | static int ett_gtpv2_mm_context_auth_tri; |
888 | | static int ett_gtpv2_mm_context_net_cap; |
889 | | static int ett_gtpv2_ms_network_capability; |
890 | | static int ett_gtpv2_mm_context_sc; |
891 | | static int ett_gtpv2_vd_pref; |
892 | | static int ett_gtpv2_access_rest_data; |
893 | | static int ett_gtpv2_qua; |
894 | | static int ett_gtpv2_qui; |
895 | | static int ett_gtpv2_preaa_tais; |
896 | | static int ett_gtpv2_preaa_menbs; |
897 | | static int ett_gtpv2_preaa_henbs; |
898 | | static int ett_gtpv2_preaa_ecgis; |
899 | | static int ett_gtpv2_preaa_rais; |
900 | | static int ett_gtpv2_preaa_sais; |
901 | | static int ett_gtpv2_preaa_cgis; |
902 | | static int ett_gtpv2_load_control_inf; |
903 | | static int ett_gtpv2_eci; |
904 | | static int ett_gtpv2_twan_flags; |
905 | | static int ett_gtpv2_ciot_support_ind; |
906 | | static int ett_gtpv2_rohc_profile_flags; |
907 | | static int ett_gtpv2_secondary_rat_usage_data_report; |
908 | | static int ett_gtpv2_pres_rep_area_info; |
909 | | static int ett_gtpv2_preaa_ext_menbs; |
910 | | static int ett_gtpv2_ue_nr_sec_cap_len; |
911 | | static int ett_gtpv2_apn_rte_ctrl_sts_len; |
912 | | static int ett_gtpv2_if_mgcs; |
913 | | static int ett_gtpv2_if_mgw; |
914 | | static int ett_gtpv2_if_sgsn; |
915 | | static int ett_gtpv2_if_ggsn; |
916 | | static int ett_gtpv2_if_rnc; |
917 | | static int ett_gtpv2_if_bm_sc; |
918 | | static int ett_gtpv2_if_mme; |
919 | | static int ett_gtpv2_if_sgw; |
920 | | static int ett_gtpv2_if_pdn_gw; |
921 | | static int ett_gtpv2_if_enb; |
922 | | static int ett_gtpv2_if_hss; |
923 | | static int ett_gtpv2_if_eir; |
924 | | static int ett_gtpv2_if_amf; |
925 | | static int ett_gtpv2_if_pcf; |
926 | | static int ett_gtpv2_if_smf; |
927 | | static int ett_gtpv2_if_upf; |
928 | | static int ett_gtpv2_if_ng_ran_node; |
929 | | static int ett_gtpv2_PGW_change_info; |
930 | | |
931 | | |
932 | | static expert_field ei_gtpv2_ie_data_not_dissected; |
933 | | static expert_field ei_gtpv2_ie_len_invalid; |
934 | | static expert_field ei_gtpv2_source_type_unknown; |
935 | | static expert_field ei_gtpv2_fq_csid_type_bad; |
936 | | static expert_field ei_gtpv2_mbms_session_duration_days; |
937 | | static expert_field ei_gtpv2_mbms_session_duration_secs; |
938 | | static expert_field ei_gtpv2_ie; |
939 | | static expert_field ei_gtpv2_int_size_not_handled; |
940 | | static expert_field ei_gtpv2_apn_too_long; |
941 | | |
942 | | static int gtpv2_tap; |
943 | | |
944 | | /* Definition of User Location Info (AVP 22) masks */ |
945 | 24 | #define GTPv2_ULI_CGI_MASK 0x01 |
946 | 24 | #define GTPv2_ULI_SAI_MASK 0x02 |
947 | 24 | #define GTPv2_ULI_RAI_MASK 0x04 |
948 | 24 | #define GTPv2_ULI_TAI_MASK 0x08 |
949 | 24 | #define GTPv2_ULI_ECGI_MASK 0x10 |
950 | 24 | #define GTPv2_ULI_LAI_MASK 0x20 |
951 | 24 | #define GTPv2_ULI_MACRO_eNB_ID_MASK 0x40 |
952 | 24 | #define GTPv2_ULI_EXT_MACRO_eNB_ID_MASK 0x80 |
953 | | |
954 | 14 | #define GTPV2_PPI_VAL_MASK 0x3F |
955 | | |
956 | 109 | #define GTPV2_SRVCC_PS_TO_CS_REQUEST 25 |
957 | 129 | #define GTPV2_SRVCC_PS_TO_CS_RESPONSE 26 |
958 | 104 | #define GTPV2_SRVCC_PS_TO_CS_COMPLETE_NOTIFICATION 27 |
959 | 126 | #define GTPV2_SRVCC_PS_TO_CS_COMPLETE_ACKNOWLEDGE 28 |
960 | 106 | #define GTPV2_SRVCC_PS_TO_CS_CANCEL_NOTIFICATION 29 |
961 | 126 | #define GTPV2_SRVCC_PS_TO_CS_CANCEL_ACKNOWLEDGE 30 |
962 | 5 | #define GTPV2_CREATE_SESSION_REQUEST 32 |
963 | 14 | #define GTPV2_CREATE_SESSION_RESPONSE 33 |
964 | 34 | #define GTPV2_MODIFY_BEARER_REQUEST 34 |
965 | 26 | #define GTPV2_MODIFY_BEARER_RESPONSE 35 |
966 | 51 | #define GTPV2_DELETE_SESSION_REQUEST 36 |
967 | 47 | #define GTPV2_DELETE_SESSION_RESPONSE 37 |
968 | | #define GTPV2_REMOTE_UE_REPORT_NOTIFICATION 40 |
969 | | #define GTPV2_REMOTE_UE_REPORT_ACKNOWLEDGE 41 |
970 | 88 | #define GTPV2_MODIFY_BEARER_COMMAND 64 |
971 | 52 | #define GTPV2_MODIFY_BEARER_FAILURE_INDICATION 65 |
972 | 94 | #define GTPV2_DELETE_BEARER_COMMAND 66 |
973 | 56 | #define GTPV2_DELETE_BEARER_FAILURE_INDICATION 67 |
974 | 102 | #define GTPV2_BEARER_RESOURCE_COMMAND 68 |
975 | 116 | #define GTPV2_BEARER_RESOURCE_FAILURE_INDICATION 69 |
976 | 13 | #define GTPV2_CREATE_BEARER_REQUEST 95 |
977 | 20 | #define GTPV2_CREATE_BEARER_RESPONSE 96 |
978 | 36 | #define GTPV2_UPDATE_BEARER_REQUEST 97 |
979 | 24 | #define GTPV2_UPDATE_BEARER_RESPONSE 98 |
980 | 44 | #define GTPV2_DELETE_BEARER_REQUEST 99 |
981 | 32 | #define GTPV2_DELETE_BEARER_RESPONSE 100 |
982 | 0 | #define GTPV2_IDENTIFICATION_RESPONSE 129 |
983 | 110 | #define GTPV2_CONTEXT_REQUEST 130 |
984 | 138 | #define GTPV2_CONTEXT_RESPONSE 131 |
985 | | #define GTPV2_CONTEXT_ACKNOWLEDGE 132 |
986 | 191 | #define GTPV2_FORWARD_RELOCATION_REQ 133 |
987 | 173 | #define GTPV2_FORWARD_RELOCATION_RESP 134 |
988 | 124 | #define GTPV2_FORWARD_RELOCATION_COMPLETE_NOTIFICATION 135 |
989 | 180 | #define GTPV2_FORWARD_RELOCATION_COMPLETE_ACKNOWLEDGE 136 |
990 | 127 | #define GTPV2_FORWARD_CTX_NOTIFICATION 137 |
991 | 176 | #define GTPV2_FORWARD_CTX_ACKNOWLEDGE 138 |
992 | 114 | #define GTPV2_RELOCATION_CANCEL_REQUEST 139 |
993 | 138 | #define GTPV2_RELOCATION_CANCEL_RESPONSE 140 |
994 | 4 | #define GTPV2_CONFIGURATION_TRANSFER_TUNNEL 141 |
995 | 4 | #define GTPV2_RAN_INFORMATION_RELAY 152 |
996 | 132 | #define GTPV2_RELEASE_ACCESS_BEARERS_REQUEST 170 |
997 | 180 | #define GTPV2_RELEASE_ACCESS_BEARERS_RESPONSE 171 |
998 | 136 | #define GTPV2_DL_DATA_NOTIF 176 |
999 | 184 | #define GTPV2_DL_DATA_NOTIF_ACK 177 |
1000 | | #define GTPV2_MODIFY_ACESSS_BEARER_REQUEST 211 |
1001 | | #define GTPV2_MODIFY_ACCESS_BEARER_RESPONSE 212 |
1002 | | |
1003 | | /* Table 6.1-1: Message types for GTPv2 */ |
1004 | | static const value_string gtpv2_message_type_vals[] = { |
1005 | | { 0, "Reserved"}, |
1006 | | { 1, "Echo Request"}, |
1007 | | { 2, "Echo Response"}, |
1008 | | { 3, "Version Not Supported Indication"}, |
1009 | | /* 4-24 Reserved for S101 interface TS 29.276 */ |
1010 | | { 4, "Node Alive Request"}, |
1011 | | { 5, "Node Alive Response"}, |
1012 | | { 6, "Redirection Request"}, |
1013 | | { 7, "Redirection Response"}, |
1014 | | /* 25-31 Reserved for Sv interface TS 29.280 */ |
1015 | | /*Start SRVCC Messages ETSI TS 129 280 V10.1.0 (2011-06) 5.2.1*/ |
1016 | | { 25, "SRVCC PS to CS Request"}, |
1017 | | { 26, "SRVCC PS to CS Response"}, |
1018 | | { 27, "SRVCC PS to CS Complete Notification"}, |
1019 | | { 28, "SRVCC PS to CS Complete Acknowledge"}, |
1020 | | { 29, "SRVCC PS to CS Cancel Notification"}, |
1021 | | { 30, "SRVCC PS to CS Cancel Acknowledge"}, |
1022 | | { 31, "SRVCC CS to PS Request"}, |
1023 | | /*End SRVCC Messages*/ |
1024 | | /* SGSN/MME to PGW (S4/S11, S5/S8) */ |
1025 | | { 32, "Create Session Request"}, |
1026 | | { 33, "Create Session Response"}, |
1027 | | { 34, "Modify Bearer Request"}, |
1028 | | { 35, "Modify Bearer Response"}, |
1029 | | { 36, "Delete Session Request"}, |
1030 | | { 37, "Delete Session Response"}, |
1031 | | /* SGSN/MME to PGW (S4/S11, S5/S8) */ |
1032 | | { 38, "Change Notification Request"}, |
1033 | | { 39, "Change Notification Response"}, |
1034 | | /* MME to PGW (S11, S5/S8) */ |
1035 | | { 40, "Remote UE Report Notification" }, |
1036 | | { 41, "Remote UE Report Acknowledge" }, |
1037 | | /* 42-63 For future use */ |
1038 | | /* Messages without explicit response */ |
1039 | | { 64, "Modify Bearer Command"}, /* (MME/SGSN to PGW -S11/S4, S5/S8) */ |
1040 | | { 65, "Modify Bearer Failure Indication"}, /*(PGW to MME/SGSN -S5/S8, S11/S4) */ |
1041 | | { 66, "Delete Bearer Command"}, /* (MME to PGW -S11, S5/S8) */ |
1042 | | { 67, "Delete Bearer Failure Indication"}, /* (PGW to MME -S5/S8, S11) */ |
1043 | | { 68, "Bearer Resource Command"}, /* (MME/SGSN to PGW -S11/S4, S5/S8) */ |
1044 | | { 69, "Bearer Resource Failure Indication"}, /* (PGW to MME/SGSN -S5/S8, S11/S4) */ |
1045 | | { 70, "Downlink Data Notification Failure Indication"}, /*(SGSN/MME to SGW -S4/S11) */ |
1046 | | { 71, "Trace Session Activation"}, |
1047 | | { 72, "Trace Session Deactivation"}, |
1048 | | { 73, "Stop Paging Indication"}, |
1049 | | /* 74-94 For future use */ |
1050 | | /* PGW to SGSN/MME/ TWAN/ePDG (S5/S8, S4/S11, S2a, S2b) */ |
1051 | | { 95, "Create Bearer Request"}, |
1052 | | { 96, "Create Bearer Response"}, |
1053 | | { 97, "Update Bearer Request"}, |
1054 | | { 98, "Update Bearer Response"}, |
1055 | | { 99, "Delete Bearer Request"}, |
1056 | | {100, "Delete Bearer Response"}, |
1057 | | /* PGW to MME, MME to PGW, SGW to PGW, SGW to MME (S5/S8, S11) */ |
1058 | | {101, "Delete PDN Connection Set Request"}, |
1059 | | {102, "Delete PDN Connection Set Response"}, |
1060 | | /* PGW to SGSN/MME(S5, S4/S11) */ |
1061 | | {103, "PGW Downlink Triggering Notification" }, |
1062 | | {104, "PGW Downlink Triggering Acknowledge" }, |
1063 | | /* 105-127 For future use */ |
1064 | | /* MME to MME, SGSN to MME, MME to SGSN, SGSN to SGSN (S3/10/S16) */ |
1065 | | {128, "Identification Request"}, |
1066 | | {129, "Identification Response"}, |
1067 | | {130, "Context Request"}, |
1068 | | {131, "Context Response"}, |
1069 | | {132, "Context Acknowledge"}, |
1070 | | {133, "Forward Relocation Request"}, |
1071 | | {134, "Forward Relocation Response"}, |
1072 | | {135, "Forward Relocation Complete Notification"}, |
1073 | | {136, "Forward Relocation Complete Acknowledge"}, |
1074 | | {137, "Forward Access Context Notification"}, |
1075 | | {138, "Forward Access Context Acknowledge"}, |
1076 | | {139, "Relocation Cancel Request"}, |
1077 | | {140, "Relocation Cancel Response"}, |
1078 | | {141, "Configuration Transfer Tunnel"}, |
1079 | | /* 142-148 For future use */ |
1080 | | /* SGSN to MME, MME to SGSN (S3)*/ |
1081 | | {149, "Detach Notification"}, |
1082 | | {150, "Detach Acknowledge"}, |
1083 | | {151, "CS Paging Indication"}, |
1084 | | {152, "RAN Information Relay"}, |
1085 | | {153, "Alert MME Notification"}, |
1086 | | {154, "Alert MME Acknowledge"}, |
1087 | | {155, "UE Activity Notification"}, |
1088 | | {156, "UE Activity Acknowledge" }, |
1089 | | {157, "ISR Status Indication" }, |
1090 | | {158, "UE Registration Query Request" }, |
1091 | | {159, "UE Registration Query Response" }, |
1092 | | /* MME to SGW (S11) */ |
1093 | | {160, "Create Forwarding Tunnel Request"}, |
1094 | | {161, "Create Forwarding Tunnel Response"}, |
1095 | | {162, "Suspend Notification"}, |
1096 | | {163, "Suspend Acknowledge"}, |
1097 | | {164, "Resume Notification"}, |
1098 | | {165, "Resume Acknowledge"}, |
1099 | | {166, "Create Indirect Data Forwarding Tunnel Request"}, |
1100 | | {167, "Create Indirect Data Forwarding Tunnel Response"}, |
1101 | | {168, "Delete Indirect Data Forwarding Tunnel Request"}, |
1102 | | {169, "Delete Indirect Data Forwarding Tunnel Response"}, |
1103 | | {170, "Release Access Bearers Request"}, |
1104 | | {171, "Release Access Bearers Response"}, |
1105 | | /* 172-175 For future use */ |
1106 | | /* SGW to SGSN/MME (S4/S11) */ |
1107 | | {176, "Downlink Data Notification"}, |
1108 | | {177, "Downlink Data Notification Acknowledgement"}, |
1109 | | {178, "Reserved. Allocated in earlier version of the specification."}, |
1110 | | {179, "PGW Restart Notification"}, |
1111 | | {180, "PGW Restart Notification Acknowledge"}, |
1112 | | /* 181-199 For future use */ |
1113 | | /* SGW to PGW, PGW to SGW (S5/S8) */ |
1114 | | {200, "Update PDN Connection Set Request"}, |
1115 | | {201, "Update PDN Connection Set Response"}, |
1116 | | /* 202 to 210 For future use */ |
1117 | | /* MME to SGW (S11) */ |
1118 | | {211, "Modify Access Bearers Request"}, |
1119 | | {212, "Modify Access Bearers Response"}, |
1120 | | /* 213 to 230 For future use */ |
1121 | | /* MBMS GW to MME/SGSN (Sm/Sn) */ |
1122 | | {231, "MBMS Session Start Request"}, |
1123 | | {232, "MBMS Session Start Response"}, |
1124 | | {233, "MBMS Session Update Request"}, |
1125 | | {234, "MBMS Session Update Response"}, |
1126 | | {235, "MBMS Session Stop Request"}, |
1127 | | {236, "MBMS Session Stop Response"}, |
1128 | | /* 237 to 239 For future use */ |
1129 | | /* Reserved for Sv interface (see also types 25 to 31) TS 29.280 */ |
1130 | | {240, "SRVCC CS to PS Response"}, /* 5.2.9 3GPP TS 29.280 V11.5.0 (2013-09) */ |
1131 | | {241, "SRVCC CS to PS Complete Notification"}, /* 5.2.10 3GPP TS 29.280 V11.5.0 (2013-09) */ |
1132 | | {242, "SRVCC CS to PS Complete Acknowledge"}, /* 5.2.11 3GPP TS 29.280 V11.5.0 (2013-09) */ |
1133 | | {243, "SRVCC CS to PS Cancel Notification"}, /* 5.2.12 3GPP TS 29.280 V11.5.0 (2013-09) */ |
1134 | | {244, "SRVCC CS to PS Cancel Acknowledge"}, /* 5.2.13 3GPP TS 29.280 V11.5.0 (2013-09) */ |
1135 | | /* 245 to 247 For future Sv interface use*/ |
1136 | | /* 248 to 255 For future use */ |
1137 | | {0, NULL} |
1138 | | }; |
1139 | | static value_string_ext gtpv2_message_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_message_type_vals); |
1140 | | |
1141 | 3.59k | #define NUM_GTPV2_IES 256 |
1142 | | static int ett_gtpv2_ies[NUM_GTPV2_IES]; |
1143 | | |
1144 | 4.91k | #define GTPV2_IE_RESERVED 0 |
1145 | | #define GTPV2_IE_IMSI 1 |
1146 | | #define GTPV2_IE_CAUSE 2 |
1147 | | #define GTPV2_REC_REST_CNT 3 |
1148 | | /*Start SRVCC Messages*/ |
1149 | | #define GTPV2_IE_STN_SR 51 |
1150 | | #define GTPV2_IE_SRC_TGT_TRANS_CON 52 |
1151 | | #define GTPV2_IE_TGT_SRC_TRANS_CON 53 |
1152 | | #define GTPV2_IE_MM_CON_EUTRAN_SRVCC 54 |
1153 | | #define GTPV2_IE_MM_CON_UTRAN_SRVCC 55 |
1154 | | #define GTPV2_IE_SRVCC_CAUSE 56 |
1155 | | #define GTPV2_IE_TGT_RNC_ID 57 |
1156 | | #define GTPV2_IE_TGT_GLOGAL_CELL_ID 58 |
1157 | | #define GTPV2_IE_TEID_C 59 |
1158 | | #define GTPV2_IE_SV_FLAGS 60 |
1159 | | #define GTPV2_IE_SAI 61 |
1160 | | #define GTPV2_IE_MM_CTX_FOR_CS_TO_PS_SRVCC 62 |
1161 | | /* 61 - 70 for future sv interface use*/ |
1162 | | /*End SRVCC Messages*/ |
1163 | | #define GTPV2_APN 71 |
1164 | | #define GTPV2_AMBR 72 |
1165 | | #define GTPV2_EBI 73 |
1166 | | #define GTPV2_IP_ADDRESS 74 |
1167 | | #define GTPV2_MEI 75 |
1168 | | #define GTPV2_IE_MSISDN 76 |
1169 | | #define GTPV2_INDICATION 77 |
1170 | | #define GTPV2_PCO 78 |
1171 | | #define GTPV2_PAA 79 |
1172 | | #define GTPV2_BEARER_QOS 80 |
1173 | | #define GTPV2_IE_FLOW_QOS 81 |
1174 | | #define GTPV2_IE_RAT_TYPE 82 |
1175 | | #define GTPV2_IE_SERV_NET 83 |
1176 | | #define GTPV2_IE_BEARER_TFT 84 |
1177 | | #define GTPV2_IE_TAD 85 |
1178 | | #define GTPV2_IE_ULI 86 |
1179 | | #define GTPV2_IE_F_TEID 87 |
1180 | | #define GTPV2_IE_TMSI 88 |
1181 | | #define GTPV2_IE_GLOBAL_CNID 89 |
1182 | | #define GTPV2_IE_S103PDF 90 |
1183 | | #define GTPV2_IE_S1UDF 91 |
1184 | | #define GTPV2_IE_DEL_VAL 92 |
1185 | 3 | #define GTPV2_IE_BEARER_CTX 93 |
1186 | | #define GTPV2_IE_CHAR_ID 94 |
1187 | | #define GTPV2_IE_CHAR_CHAR 95 |
1188 | | #define GTPV2_IE_TRA_INFO 96 |
1189 | | #define GTPV2_BEARER_FLAG 97 |
1190 | | /* define GTPV2_IE_PAGING_CAUSE 98 (void) */ |
1191 | | #define GTPV2_IE_PDN_TYPE 99 |
1192 | | #define GTPV2_IE_PTI 100 |
1193 | | #define GTPV2_IE_DRX_PARAM 101 |
1194 | | #define GTPV2_IE_UE_NET_CAPABILITY 102 |
1195 | | #define GTPV2_IE_MM_CONTEXT_GSM_T 103 |
1196 | | #define GTPV2_IE_MM_CONTEXT_UTMS_CQ 104 |
1197 | | #define GTPV2_IE_MM_CONTEXT_GSM_CQ 105 |
1198 | | #define GTPV2_IE_MM_CONTEXT_UTMS_Q 106 |
1199 | | #define GTPV2_IE_MM_CONTEXT_EPS_QQ 107 |
1200 | | #define GTPV2_IE_MM_CONTEXT_UTMS_QQ 108 |
1201 | 5 | #define GTPV2_IE_PDN_CONNECTION 109 |
1202 | | #define GTPV2_IE_PDN_NUMBERS 110 |
1203 | | #define GTPV2_IE_P_TMSI 111 |
1204 | | #define GTPV2_IE_P_TMSI_SIG 112 |
1205 | | #define GTPV2_IE_HOP_COUNTER 113 |
1206 | | #define GTPV2_IE_UE_TIME_ZONE 114 |
1207 | | #define GTPV2_IE_TRACE_REFERENCE 115 |
1208 | | #define GTPV2_IE_COMPLETE_REQUEST_MSG 116 |
1209 | | #define GTPV2_IE_GUTI 117 |
1210 | | #define GTPV2_IE_F_CONTAINER 118 |
1211 | | #define GTPV2_IE_F_CAUSE 119 |
1212 | | #define GTPV2_IE_PLMN_ID 120 |
1213 | | #define GTPV2_IE_TARGET_ID 121 |
1214 | | /* GTPV2_IE_NSAPI 122 */ |
1215 | | #define GTPV2_IE_PKT_FLOW_ID 123 |
1216 | | #define GTPV2_IE_RAB_CONTEXT 124 |
1217 | | #define GTPV2_IE_S_RNC_PDCP_CTX_INFO 125 |
1218 | | #define GTPV2_IE_PORT_NR 126 |
1219 | | #define GTPV2_IE_APN_RESTRICTION 127 |
1220 | | #define GTPV2_IE_SEL_MODE 128 |
1221 | | #define GTPV2_IE_SOURCE_IDENT 129 |
1222 | | #define GTPV2_IE_BEARER_CONTROL_MODE 130 |
1223 | | #define GTPV2_IE_CNG_REP_ACT 131 |
1224 | | #define GTPV2_IE_FQ_CSID 132 |
1225 | | #define GTPV2_IE_CHANNEL_NEEDED 133 |
1226 | | #define GTPV2_IE_EMLPP_PRI 134 |
1227 | | #define GTPV2_IE_NODE_TYPE 135 |
1228 | | #define GTPV2_IE_FQDN 136 |
1229 | | #define GTPV2_IE_TI 137 |
1230 | | #define GTPV2_IE_MBMS_SESSION_DURATION 138 |
1231 | | #define GTPV2_IE_MBMS_SERVICE_AREA 139 |
1232 | | #define GTPV2_IE_MBMS_SESSION_ID 140 |
1233 | | #define GTPV2_IE_MBMS_FLOW_ID 141 |
1234 | | #define GTPV2_IE_MBMS_IP_MC_DIST 142 |
1235 | | #define GTPV2_IE_MBMS_DIST_ACK 143 |
1236 | | #define GTPV2_IE_RFSP_INDEX 144 |
1237 | | #define GTPV2_IE_UCI 145 |
1238 | | #define GTPV2_IE_CSG_INFO_REP_ACTION 146 |
1239 | | #define GTPV2_IE_CSG_ID 147 |
1240 | | #define GTPV2_IE_CMI 148 |
1241 | | #define GTPV2_IE_SERVICE_INDICATOR 149 |
1242 | | #define GTPV2_IE_DETACH_TYPE 150 |
1243 | | #define GTPV2_IE_LDN 151 |
1244 | | #define GTPV2_IE_NODE_FEATURES 152 |
1245 | | #define GTPV2_IE_MBMS_TIME_TO_DATA_XFER 153 |
1246 | | #define GTPV2_IE_THROTTLING 154 |
1247 | | #define GTPV2_IE_ARP 155 |
1248 | | #define GTPV2_IE_EPC_TIMER 156 |
1249 | | #define GTPV2_IE_SIG_PRIO_IND 157 |
1250 | | #define GTPV2_IE_TMGI 158 |
1251 | | #define GTPV2_IE_ADD_MM_CONT_FOR_SRVCC 159 |
1252 | | #define GTPV2_IE_ADD_FLAGS_FOR_SRVCC 160 |
1253 | | #define GTPV2_IE_MMBR 161 |
1254 | | #define GTPV2_IE_MDT_CONFIG 162 |
1255 | | #define GTPV2_IE_APCO 163 |
1256 | | #define GTPV2_IE_ABS_MBMS_DATA_TF_TIME 164 |
1257 | | #define GTPV2_IE_HENB_INFO_REPORT 165 |
1258 | | #define GTPV2_IE_IP4CP 166 |
1259 | | #define GTPV2_IE_CHANGE_TO_REPORT_FLAGS 167 |
1260 | | #define GTPV2_IE_ACTION_INDICATION 168 |
1261 | | #define GTPV2_IE_TWAN_IDENTIFIER 169 |
1262 | | #define GTPV2_IE_ULI_TIMESTAMP 170 |
1263 | | #define GTPV2_IE_MBMS_FLAGS 171 |
1264 | | #define GTPV2_IE_RAN_NAS_CAUSE 172 |
1265 | | #define GTPV2_IE_CN_OP_SEL_ENT 173 |
1266 | | #define GTPV2_IE_TRUST_WLAN_MODE_IND 174 |
1267 | | #define GTPV2_IE_NODE_NUMBER 175 |
1268 | | #define GTPV2_IE_NODE_IDENTIFIER 176 |
1269 | | #define GTPV2_IE_PRES_REP_AREA_ACT 177 |
1270 | | #define GTPV2_IE_PRES_REP_AREA_INF 178 |
1271 | | #define GTPV2_IE_TWAN_ID_TS 179 |
1272 | 12 | #define GTPV2_IE_OVERLOAD_CONTROL_INF 180 |
1273 | 8 | #define GTPV2_IE_LOAD_CONTROL_INF 181 |
1274 | | #define GTPV2_IE_METRIC 182 |
1275 | | #define GTPV2_IE_SEQ_NO 183 |
1276 | | #define GTPV2_IE_APN_AND_REL_CAP 184 |
1277 | | #define GTPV2_IE_WLAN_OFFLOADABILITY_IND 185 |
1278 | | #define GTPV2_IE_PAGING_AND_SERVICE_INF 186 |
1279 | | #define GTPV2_IE_INTEGER_NUMBER 187 |
1280 | | #define GTPV2_IE_MILLISECOND_TS 188 |
1281 | 9.82k | #define GTPV2_IE_MON_EVENT_INF 189 |
1282 | | /* |
1283 | | 190 ECGI List |
1284 | | 191 Remote UE Context |
1285 | | 192 Remote User ID |
1286 | | 193 Remote UE IP information |
1287 | | */ |
1288 | | #define GTPV2_IE_CIOT_OPT_SUPPORT_IND 194 |
1289 | 1 | #define GTPV2_IE_SCEF_PDN_CONNECTION 195 |
1290 | | #define GTPV2_IE_HEADER_COMP_CONF 196 |
1291 | | #define GTPV2_IE_EXTENDED_PCO 197 |
1292 | | #define GTPV2_IE_SERV_PLMN_RATE_CONTROL 198 |
1293 | | #define GTPV2_IE_COUNTER 199 |
1294 | | #define GTPV2_IE_MAPPED_UE_USAGE_TYPE 200 |
1295 | | #define GTPV2_IE_SECONDARY_RAT_USAGE_DATA_REPORT 201 |
1296 | | #define GTPV2_IE_UP_FUNC_SEL_INDI_FLG 202 |
1297 | | #define GTPV2_IE_MAX_PKT_LOSS_RTE 203 |
1298 | | #define GTPV2_IE_APN_RTE_CNTRL_STATUS 204 |
1299 | | #define GTPV2_IE_EXT_TRS_INF 205 |
1300 | | #define GTPV2_IE_MON_EVENT_EXT_INF 206 |
1301 | | #define GTPV2_IE_ADDITIONAL_RRM_POLICY_INDEX 207 |
1302 | | #define GTPV2_IE_V2X_CONTEXT 208 |
1303 | | #define GTPV2_IE_PC5_QOS_PARAMETERS 209 |
1304 | | #define GTPV2_IE_SERVICES_AUTHORIZED 210 |
1305 | | #define GTPV2_IE_BIT_RATE 211 |
1306 | | #define GTPV2_IE_PC5_QOS_FLOW 212 |
1307 | | #define GTPV2_IE_SGI_PTP_TUNNEL_ADDRESS 213 |
1308 | 6 | #define GTPV2_IE_PGW_CHANGE_INFO 214 |
1309 | | #define GTPV2_IE_PGW_FQDN 215 |
1310 | | #define GTPV2_IE_GROUP_ID 216 |
1311 | | #define GTPV2_IE_PSCELL_ID 217 |
1312 | | #define GTPV2_IE_UP_SECURITY_POLICY 218 |
1313 | | #define GTPV2_IE_ALT_IMSI 219 |
1314 | | #define GTPV2_IE_NF_INSTANCE_ID 220 |
1315 | | #define GTPV2_IE_TIMER_IN_SECONDS 221 |
1316 | | /* |
1317 | | 220 to 253 Spare. For future use. |
1318 | | 254 Special IE type for IE Type Extension |
1319 | | 255 Private Extension |
1320 | | 256 to 65535 Spare. For future use. |
1321 | | |
1322 | | */ |
1323 | | /* 169 to 254 reserved for future use */ |
1324 | | #define GTPV2_IE_PRIVATE_EXT 255 |
1325 | | |
1326 | | #define SPARE 0X0 |
1327 | | #define CREATE_NEW_TFT 0X20 |
1328 | | #define DELETE_TFT 0X40 |
1329 | | #define ADD_PACKET_FILTERS_TFT 0X60 |
1330 | | #define REPLACE_PACKET_FILTERS_TFT 0X80 |
1331 | | #define DELETE_PACKET_FILTERS_TFT 0XA0 |
1332 | | #define NO_TFT_OPERATION 0XC0 |
1333 | | #define RESERVED 0XE0 |
1334 | | |
1335 | | /* SRVCC PS-to-CS Transparent Container Preference */ |
1336 | 14 | #define PREF_DECODE_SRVCC_P2C_TRANS_CONT_NO 0 |
1337 | 14 | #define PREF_DECODE_SRVCC_P2C_TRANS_CONT_TARGET_UTRAN 1 |
1338 | | static int pref_decode_srvcc_p2c_trans_cont = PREF_DECODE_SRVCC_P2C_TRANS_CONT_NO; |
1339 | | |
1340 | | static unsigned pref_pair_matching_max_interval_ms; /* Default: disable */ |
1341 | | |
1342 | | /* Table 8.1-1: Information Element types for GTPv2 */ |
1343 | | static const value_string gtpv2_element_type_vals[] = { |
1344 | | { 0, "Reserved"}, |
1345 | | { 1, "International Mobile Subscriber Identity (IMSI)"}, /* Variable Length / 8.3 */ |
1346 | | { 2, "Cause"}, /* Variable Length / 8.4 */ |
1347 | | { 3, "Recovery (Restart Counter)"}, /* Variable Length / 8.5 */ |
1348 | | /* 4-34 Reserved for S101 interface Extendable / See 3GPP TS 29.276 [14] */ |
1349 | | /* 35-50 / See 3GPP TS 29.276 */ |
1350 | | /*Start SRVCC Messages ETSI TS 129 280 V10.1.0 (2011-06) 6.1*/ |
1351 | | { 51, "STN-SR"}, /* Variable Length / 6.2 */ |
1352 | | { 52, "Source to Target Transparent Container"}, /* Variable Length / 6.3 */ |
1353 | | { 53, "Target to Source Transparent Container"}, /* Variable Length / 6.4 */ |
1354 | | { 54, "MM Context for E-UTRAN SRVCC"}, /* Variable Length / 6.5 */ |
1355 | | { 55, "MM Context for UTRAN SRVCC"}, /* Variable Length / 6.6 */ |
1356 | | { 56, "SRVCC Cause"}, /* Fixed Length / 6.7 */ |
1357 | | { 57, "Target RNC ID"}, /* Variable Length / 6.8 */ |
1358 | | { 58, "Target Global Cell ID"}, /* Variable Length / 6.9 */ |
1359 | | { 59, "TEID-C"}, /* Extendable / 6.10 */ |
1360 | | { 60, "Sv Flags" }, /* Extendable / 6.11 */ |
1361 | | { 61, "Service Area Identifier" }, /* Extendable / 6.12 */ |
1362 | | { 62, "MM Context for CS to PS SRVCC" }, /* Extendable / 6.13 */ |
1363 | | /* 63-70 For future Sv interface use */ |
1364 | | /*End SRVCC Messages*/ |
1365 | | { 71, "Access Point Name (APN)"}, /* Variable Length / 8.6 */ |
1366 | | { 72, "Aggregate Maximum Bit Rate (AMBR)"}, /* Fixed Length / 8.7 */ |
1367 | | { 73, "EPS Bearer ID (EBI)"}, /* Extendable / 8.8 */ |
1368 | | { 74, "IP Address"}, /* Extendable / 8.9 */ |
1369 | | { 75, "Mobile Equipment Identity (MEI)"}, /* Variable Length / 8.10 */ |
1370 | | { 76, "MSISDN"}, /* Variable Length / 8.11 */ |
1371 | | { 77, "Indication"}, /* Extendable / 8.12 */ |
1372 | | { 78, "Protocol Configuration Options (PCO)"}, /* Variable Length / 8.13 */ |
1373 | | { 79, "PDN Address Allocation (PAA)"}, /* Variable Length / 8.14 */ |
1374 | | { 80, "Bearer Level Quality of Service (Bearer QoS)"}, /* Variable Length / 8.15 */ |
1375 | | { 81, "Flow Quality of Service (Flow QoS)"}, /* Extendable / 8.16 */ |
1376 | | { 82, "RAT Type"}, /* Extendable / 8.17 */ |
1377 | | { 83, "Serving Network"}, /* Extendable / 8.18 */ |
1378 | | { 84, "EPS Bearer Level Traffic Flow Template (Bearer TFT)"}, /* Variable Length / 8.19 */ |
1379 | | { 85, "Traffic Aggregation Description (TAD)"}, /* Variable Length / 8.20 */ |
1380 | | { 86, "User Location Info (ULI)"}, /* Variable Length / 8.21 */ |
1381 | | { 87, "Fully Qualified Tunnel Endpoint Identifier (F-TEID)"}, /* Extendable / 8.22 */ |
1382 | | { 88, "TMSI"}, /* Variable Length / 8.23 */ |
1383 | | { 89, "Global CN-Id"}, /* Variable Length / 8.24 */ |
1384 | | { 90, "S103 PDN Data Forwarding Info (S103PDF)"}, /* Variable Length / 8.25 */ |
1385 | | { 91, "S1-U Data Forwarding Info (S1UDF)"}, /* Variable Length/ 8.26 */ |
1386 | | { 92, "Delay Value"}, /* Extendable / 8.27 */ |
1387 | | { 93, "Bearer Context"}, /* Extendable / 8.28 */ |
1388 | | { 94, "Charging ID"}, /* Extendable / 8.29 */ |
1389 | | { 95, "Charging Characteristics"}, /* Extendable / 8.30 */ |
1390 | | { 96, "Trace Information"}, /* Extendable / 8.31 */ |
1391 | | { 97, "Bearer Flags"}, /* Extendable / 8.32 */ |
1392 | | { 98, "Paging Cause"}, /* Variable Length / 8.33 */ |
1393 | | { 99, "PDN Type"}, /* Extendable / 8.34 */ |
1394 | | {100, "Procedure Transaction ID"}, /* Extendable / 8.35 */ |
1395 | | {101, "DRX Parameter"}, /* Variable Length/ 8.36 */ |
1396 | | {102, "UE Network Capability"}, /* Variable Length / 8.37 */ |
1397 | | {103, "MM Context (GSM Key and Triplets)"}, /* Variable Length / 8.38 */ |
1398 | | {104, "MM Context (UMTS Key, Used Cipher and Quintuplets)"}, /* Variable Length / 8.38 */ |
1399 | | {105, "MM Context (GSM Key, Used Cipher and Quintuplets)"}, /* Variable Length / 8.38 */ |
1400 | | {106, "MM Context (UMTS Key and Quintuplets)"}, /* Variable Length / 8.38 */ |
1401 | | {107, "MM Context (EPS Security Context, Quadruplets and Quintuplets)"}, /* Variable Length / 8.38 */ |
1402 | | {108, "MM Context (UMTS Key, Quadruplets and Quintuplets)"}, /* Variable Length / 8.38 */ |
1403 | | {109, "PDN Connection"}, /* Extendable / 8.39 */ |
1404 | | {110, "PDU Numbers"}, /* Extendable / 8.40 */ |
1405 | | {111, "P-TMSI"}, /* Variable Length / 8.41 */ |
1406 | | {112, "P-TMSI Signature"}, /* Variable Length / 8.42 */ |
1407 | | {113, "Hop Counter"}, /* Extendable / 8.43 */ |
1408 | | {114, "UE Time Zone"}, /* Variable Length / 8.44 */ |
1409 | | {115, "Trace Reference"}, /* Fixed Length / 8.45 */ |
1410 | | {116, "Complete Request Message"}, /* Variable Length / 8.46 */ |
1411 | | {117, "GUTI"}, /* Variable Length / 8.47 */ |
1412 | | {118, "F-Container"}, /* Variable Length / 8.48 */ |
1413 | | {119, "F-Cause"}, /* Variable Length / 8.49 */ |
1414 | | {120, "PLMN ID"}, /* Variable Length / 8.50 */ |
1415 | | {121, "Target Identification"}, /* Variable Length / 8.51 */ |
1416 | | {122, "NSAPI"}, /* Extendable / 8.52 */ |
1417 | | {123, "Packet Flow ID"}, /* Variable Length / 8.53 */ |
1418 | | {124, "RAB Context"}, /* Fixed Length / 8.54 */ |
1419 | | {125, "Source RNC PDCP Context Info"}, /* Variable Length / 8.55 */ |
1420 | | {126, "Port Number"}, /* Extendable / 8.56 */ |
1421 | | {127, "APN Restriction"}, /* Extendable / 8.57 */ |
1422 | | {128, "Selection Mode"}, /* Extendable / 8.58 */ |
1423 | | {129, "Source Identification"}, /* Variable Length / 8.50 */ |
1424 | | {130, "Bearer Control Mode"}, /* Extendable / 8.60 */ |
1425 | | {131, "Change Reporting Action"}, /* Variable Length / 8.61 */ |
1426 | | {132, "Fully Qualified PDN Connection Set Identifier (FQ-CSID)"}, /* Variable Length / 8.62 */ |
1427 | | {133, "Channel needed"}, /* Extendable / 8.63 */ |
1428 | | {134, "eMLPP Priority"}, /* Extendable / 8.64 */ |
1429 | | {135, "Node Type"}, /* Extendable / 8.65 */ |
1430 | | {136, "Fully Qualified Domain Name (FQDN)"}, /* Variable Length / 8.66 */ |
1431 | | {137, "Transaction Identifier (TI)"}, /* Variable Length / 8.68 */ |
1432 | | {138, "MBMS Session Duration"}, /* Duration Extendable / 8.69 */ |
1433 | | {139, "MBMS Service Area"}, /* Extendable / 8.70 */ |
1434 | | {140, "MBMS Session Identifier"}, /* Extendable / 8.71 */ |
1435 | | {141, "MBMS Flow Identifier"}, /* Extendable / 8.72 */ |
1436 | | {142, "MBMS IP Multicast Distribution"}, /* Extendable / 8.73 */ |
1437 | | {143, "MBMS Distribution Acknowledge"}, /* Extendable / 8.74 */ |
1438 | | {144, "RFSP Index"}, /* Fixed Length / 8.77 */ |
1439 | | {145, "User CSG Information (UCI)"}, /* Extendable / 8.75 */ |
1440 | | {146, "CSG Information Reporting Action"}, /* Extendable / 8.76 */ |
1441 | | {147, "CSG ID"}, /* Extendable / 8.78 */ |
1442 | | {148, "CSG Membership Indication (CMI)"}, /* Extendable / 8.79 */ |
1443 | | {149, "Service indicator"}, /* Fixed Length / 8.80 */ |
1444 | | {150, "Detach Type"}, /* Fixed Length / 8.81 */ |
1445 | | {151, "Local Distinguished Name (LDN)"}, /* Variable Length / 8.82 */ |
1446 | | {152, "Node Features"}, /* Extendable / 8.83 */ |
1447 | | {153, "MBMS Time to Data Transfer"}, /* Extendable / 8.84 */ |
1448 | | {154, "Throttling"}, /* Extendable / 8.85 */ |
1449 | | {155, "Allocation/Retention Priority (ARP)"}, /* Extendable / 8.86 */ |
1450 | | {156, "EPC Timer"}, /* Extendable / 8.87 */ |
1451 | | {157, "Signalling Priority Indication"}, /* Extendable / 8.88 */ |
1452 | | {158, "Temporary Mobile Group Identity"}, /* Extendable / 8.89 */ |
1453 | | {159, "Additional MM context for SRVCC"}, /* Extendable / 8.90 */ |
1454 | | {160, "Additional flags for SRVCC"}, /* Extendable / 8.91 */ |
1455 | | {161, "Max MBR/APN-AMBR (MMBR)"}, /* Extendable / 8.92 */ |
1456 | | {162, "MDT Configuration"}, /* Extendable / 8.93 */ |
1457 | | {163, "Additional Protocol Configuration Options (APCO)"}, /* Extendable / 8.94 */ |
1458 | | {164, "Absolute Time of MBMS Data Transfer"}, /* Extendable / 8.95 */ |
1459 | | {165, "H(e)NB Information Reporting"}, /* Extendable / 8.96*/ |
1460 | | {166, "IPv4 Configuration Parameters (IP4CP)"}, /* Extendable / 8.97*/ |
1461 | | {167, "Change to Report Flags"}, /* Extendable / 8.98 */ |
1462 | | {168, "Action Indication"}, /* Extendable / 8.99 */ |
1463 | | {169, "TWAN Identifier "}, /* Extendable / 8.100 */ |
1464 | | {170, "ULI Timestamp"}, /* Extendable / 8.101 */ |
1465 | | {171, "MBMS Flags"}, /* Extendable / 8.102 */ |
1466 | | {172, "RAN/NAS Cause"}, /* Extendable / 8.103 */ |
1467 | | {173, "CN Operator Selection Entity"}, /* Extendable / 8.104 */ |
1468 | | {174, "Trusted WLAN Mode Indication"}, /* Extendable / 8.105 */ |
1469 | | {175, "Node Number"}, /* Extendable / 8.106 */ |
1470 | | {176, "Node Identifier"}, /* Extendable / 8.107 */ |
1471 | | {177, "Presence Reporting Area Action"}, /* Extendable / 8.108 */ |
1472 | | {178, "Presence Reporting Area Information"}, /* Extendable / 8.109 */ |
1473 | | {179, "TWAN Identifier Timestamp"}, /* Extendable / 8.110 */ |
1474 | | {180, "Overload Control Information"}, /* Extendable / 8.111 */ |
1475 | | {181, "Load Control Information"}, /* Extendable / 8.112 */ |
1476 | | {182, "Metric"}, /* Fixed Length / 8.113 */ |
1477 | | {183, "Sequence Number"}, /* Fixed Length / 8.114 */ |
1478 | | {184, "APN and Relative Capacity"}, /* Extendable / 8.115 */ |
1479 | | {185, "WLAN Offloadability Indication"}, /* Extendable / 8.116 */ |
1480 | | {186, "Paging and Service Information"}, /* Extendable / 8.117 */ |
1481 | | {187, "Integer Number" }, /* Variable / 8.118 */ |
1482 | | {188, "Millisecond Time Stamp" }, /* Extendable / 8.119 */ |
1483 | | {189, "Monitoring Event Information"}, /* Extendable / 8.120 */ |
1484 | | {190, "ECGI List"}, /* Extendable / 8.121 */ |
1485 | | {191, "Remote UE Context"}, /* Extendable / 8.122 */ |
1486 | | {192, "Remote User ID"}, /* Extendable / 8.123 */ |
1487 | | {193, "Remote UE IP information"}, /* Variable Length / 8.124 */ |
1488 | | {194, "CIoT Optimizations Support Indication"}, /* Extendable / 8.125 */ |
1489 | | {195, "SCEF PDN Connection"}, /* Extendable / 8.126 */ |
1490 | | {196, "Header Compression Configuration"}, /* Extendable / 8.127 */ |
1491 | | {197, "Extended Protocol Configuration Options(ePCO)"}, /* Variable Length / 8.128 */ |
1492 | | {198, "Serving PLMN Rate Control"}, /* Extendable / 8.129 */ |
1493 | | {199, "Counter" }, /* Extendable / 8.130 */ |
1494 | | {200, "Mapped UE Usage Type" }, /* Extendable / 8.131 */ |
1495 | | {201, "Secondary RAT Usage Data Report" }, /* Extendable / 8.132 */ |
1496 | | {202, "UP Function Selection Indication Flags" }, /* Extendable / 8.133 */ |
1497 | | {203, "Maximum Packet Loss Rate" }, /* Extendable / 8.134 */ |
1498 | | {204, "APN Rate Control Status" }, /* Extendable / 8.135 */ |
1499 | | {205, "Extended Trace Information" }, /* Extendable / 8.136 */ |
1500 | | {206, "Monitoring Event Extension Information" }, /* Extendable / 8.137 */ |
1501 | | {207, "Additional RRM Policy Index" }, /* Fixed Length / 8.138 */ |
1502 | | {208, "V2X Context" }, /* Extendable / 8.139 */ |
1503 | | {209, "PC5 QoS Parameters" }, /* Extendable / 8.140 */ |
1504 | | {210, "Services Authorized" }, /* Extendable / 8.141 */ |
1505 | | {211, "Bit Rate" }, /* Extendable / 8.142 */ |
1506 | | {212, "PC5 QoS Flow" }, /* Extendable / 8.143 */ |
1507 | | {213, "SGi PtP Tunnel Address" }, /* Extendable / 8.144 */ |
1508 | | {214, "PGW Change Info" }, /* Extendable / 8.145 */ |
1509 | | {215, "PGW FQDN" }, /* Extendable / 8.146 */ |
1510 | | {216, "Group Id" }, /* Variable Length / 8.147 */ |
1511 | | {217, "PSCell ID" }, /* Fixed Length / 8.148*/ |
1512 | | {218, "UP Security Policy" }, /* Extendable / 8.149*/ |
1513 | | {219, "Alternative IMSI" }, /* Variable Length / 8.150 */ |
1514 | | {220, "NF Instance ID" }, /* Fixed Length / 8.151 */ |
1515 | | {221, "Timer in Seconds"}, /* Variable Length / 8.152 */ |
1516 | | /* 222 to 254 Spare. For future use. */ |
1517 | | {255, "Private Extension"}, /* Variable Length / 8.67 */ |
1518 | | {0, NULL} |
1519 | | }; |
1520 | | static value_string_ext gtpv2_element_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_element_type_vals); |
1521 | | |
1522 | | typedef struct _gtpv2_hdr { |
1523 | | uint8_t flags; /* GTP header flags */ |
1524 | | uint8_t message; /* Message type */ |
1525 | | uint16_t length; /* Length of header */ |
1526 | | int64_t teid; /* Tunnel End-point ID */ |
1527 | | } gtpv2_hdr_t; |
1528 | | |
1529 | | /* Data structure attached to a conversation, |
1530 | | to keep track of request/response-pairs |
1531 | | */ |
1532 | | typedef struct gtpv2_conv_info_t { |
1533 | | wmem_map_t *unmatched; |
1534 | | wmem_map_t *matched; |
1535 | | } gtpv2_conv_info_t; |
1536 | | |
1537 | | /*structure used to track responses to requests using sequence number*/ |
1538 | | typedef struct gtpv2_msg_hash_entry { |
1539 | | bool is_request; /*true/false*/ |
1540 | | uint32_t req_frame; /*frame with request */ |
1541 | | nstime_t req_time; /*req time */ |
1542 | | uint32_t rep_frame; /*frame with reply */ |
1543 | | unsigned seq_nr; /*sequence number*/ |
1544 | | unsigned msgtype; /*messagetype*/ |
1545 | | uint32_t conv_id; /*IP conversation ID, for handling deinterlacing*/ |
1546 | | } gtpv2_msg_hash_t; |
1547 | | |
1548 | | static unsigned |
1549 | | gtpv2_sn_hash(const void *k) |
1550 | 437 | { |
1551 | 437 | const gtpv2_msg_hash_t *key = (const gtpv2_msg_hash_t *)k; |
1552 | | |
1553 | 437 | return key->seq_nr; |
1554 | 437 | } |
1555 | | |
1556 | | static int |
1557 | | gtpv2_sn_equal_matched(const void *k1, const void *k2) |
1558 | 144 | { |
1559 | 144 | const gtpv2_msg_hash_t *key1 = (const gtpv2_msg_hash_t *)k1; |
1560 | 144 | const gtpv2_msg_hash_t *key2 = (const gtpv2_msg_hash_t *)k2; |
1561 | 144 | double diff; |
1562 | 144 | nstime_t delta; |
1563 | | |
1564 | 144 | if (key1->req_frame && key2->req_frame && (key1->req_frame != key2->req_frame)) { |
1565 | 71 | return 0; |
1566 | 71 | } |
1567 | | |
1568 | 73 | if (key1->rep_frame && key2->rep_frame && (key1->rep_frame != key2->rep_frame)) { |
1569 | 55 | return 0; |
1570 | 55 | } |
1571 | | |
1572 | 18 | if (pref_pair_matching_max_interval_ms) { |
1573 | 0 | nstime_delta(&delta, &key1->req_time, &key2->req_time); |
1574 | 0 | diff = fabs(nstime_to_msec(&delta)); |
1575 | |
|
1576 | 0 | return key1->seq_nr == key2->seq_nr && diff < pref_pair_matching_max_interval_ms; |
1577 | 0 | } |
1578 | | |
1579 | 18 | return key1->seq_nr == key2->seq_nr; |
1580 | 18 | } |
1581 | | |
1582 | | static int |
1583 | | gtpv2_sn_equal_unmatched(const void *k1, const void *k2) |
1584 | 52 | { |
1585 | 52 | const gtpv2_msg_hash_t *key1 = (const gtpv2_msg_hash_t *)k1; |
1586 | 52 | const gtpv2_msg_hash_t *key2 = (const gtpv2_msg_hash_t *)k2; |
1587 | 52 | double diff; |
1588 | 52 | nstime_t delta; |
1589 | | |
1590 | 52 | if (pref_pair_matching_max_interval_ms) { |
1591 | 0 | nstime_delta(&delta, &key1->req_time, &key2->req_time); |
1592 | 0 | diff = fabs(nstime_to_msec(&delta)); |
1593 | |
|
1594 | 0 | return key1->seq_nr == key2->seq_nr && diff < pref_pair_matching_max_interval_ms; |
1595 | 0 | } |
1596 | | |
1597 | 52 | return key1->seq_nr == key2->seq_nr; |
1598 | 52 | } |
1599 | | |
1600 | | static GHashTable *gtpv2_stat_msg_idx_hash; |
1601 | | |
1602 | | static void |
1603 | | gtpv2_stat_init(struct register_srt* srt _U_, GArray*srt_array) |
1604 | 0 | { |
1605 | 0 | if (gtpv2_stat_msg_idx_hash != NULL) { |
1606 | 0 | g_hash_table_destroy(gtpv2_stat_msg_idx_hash); |
1607 | 0 | } |
1608 | 0 | gtpv2_stat_msg_idx_hash = g_hash_table_new(g_direct_hash, g_direct_equal); |
1609 | |
|
1610 | 0 | init_srt_table("GTPv2 Requests", NULL, srt_array, 0, NULL, NULL, NULL); |
1611 | 0 | } |
1612 | | |
1613 | | static tap_packet_status |
1614 | | gtpv2_stat_packet(void *pss, packet_info *pinfo, epan_dissect_t *edt _U_, const void *prv, tap_flags_t flags _U_) |
1615 | 0 | { |
1616 | 0 | unsigned i = 0; |
1617 | 0 | srt_stat_table *gtpv2_srt_table; |
1618 | 0 | srt_data_t *srt_data = (srt_data_t*)pss; |
1619 | 0 | const gtpv2_msg_hash_t *gcrp = (const gtpv2_msg_hash_t *)prv; |
1620 | 0 | int idx = 0; |
1621 | | |
1622 | | /* We are only interested in matched reply packets. */ |
1623 | 0 | if (gcrp->is_request) { |
1624 | 0 | return TAP_PACKET_DONT_REDRAW; |
1625 | 0 | } |
1626 | 0 | if (!gcrp->req_frame) { |
1627 | 0 | return TAP_PACKET_DONT_REDRAW; |
1628 | 0 | } |
1629 | | |
1630 | 0 | gtpv2_srt_table = g_array_index(srt_data->srt_array, srt_stat_table*, i); |
1631 | | |
1632 | | /* XXX: It would be nice if srt_table handled hashing so that the |
1633 | | * real procedure number could be displayed in the table without |
1634 | | * having to add empty rows for unused message types and responses |
1635 | | * (requests and responses have different message types, and we |
1636 | | * only use the request value.) |
1637 | | */ |
1638 | 0 | idx = GPOINTER_TO_UINT(g_hash_table_lookup(gtpv2_stat_msg_idx_hash, GUINT_TO_POINTER(gcrp->msgtype))); |
1639 | | |
1640 | | /* Store the row value incremented by 1 to distinguish 0 from NULL */ |
1641 | 0 | if (idx == 0) { |
1642 | 0 | idx = g_hash_table_size(gtpv2_stat_msg_idx_hash); |
1643 | 0 | g_hash_table_insert(gtpv2_stat_msg_idx_hash, GUINT_TO_POINTER(gcrp->msgtype), GUINT_TO_POINTER(idx + 1)); |
1644 | 0 | init_srt_table_row(gtpv2_srt_table, idx, val_to_str_ext_const(gcrp->msgtype, >pv2_message_type_vals_ext, "Unknown")); |
1645 | 0 | } else { |
1646 | 0 | idx -= 1; |
1647 | 0 | } |
1648 | |
|
1649 | 0 | add_srt_table_data(gtpv2_srt_table, idx, &gcrp->req_time, pinfo); |
1650 | |
|
1651 | 0 | return TAP_PACKET_REDRAW; |
1652 | 0 | } |
1653 | | |
1654 | | /* Make this a common function ???*/ |
1655 | | static void |
1656 | | value_in_tenth_of_percent_fmt(char* s, uint32_t v) |
1657 | 0 | { |
1658 | 0 | snprintf(s, ITEM_LABEL_LENGTH, "%.1f%% (%u)", (float)v / 10, v); |
1659 | 0 | } |
1660 | | |
1661 | | /* Add Info element on IE types with multiple instances in same group */ |
1662 | | typedef struct _gtpv2_information_element_instance { |
1663 | | uint8_t message_type; /* Message type */ |
1664 | | uint8_t parent_ie; /* Parent group IE for which our IE is in. 0 if on message level */ |
1665 | | uint8_t type; /* This IE type */ |
1666 | | uint8_t instance; /* Which Instance */ |
1667 | | const char *info_element; /* Information element for the IE type */ |
1668 | | } gtpv2_information_element_instance_t; |
1669 | | |
1670 | | /* IE types which defines with multiple instances in ch7.2 Tunnel Management Messages and ch7.3 Mobility Management Messages */ |
1671 | | static const gtpv2_information_element_instance_t gtpv2_information_element_instance_vals[] = { |
1672 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_F_TEID, 0, "Sender F-TEID for Control Plane" }, |
1673 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_F_TEID, 1, "PGW S5/S8 Address for Control Plane or PMIP" }, |
1674 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_BEARER_CTX, 0, "Bearer Contexts to be Created" }, |
1675 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_BEARER_CTX, 1, "Bearer Contexts to be Removed" }, |
1676 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_FQ_CSID, 0, "MME-FQ-CSID" }, |
1677 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1678 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_FQ_CSID, 2, "ePDG-FQ-CSID" }, |
1679 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_FQ_CSID, 3, "TWAN-FQ-CSID" }, |
1680 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_LDN, 0, "MME/S4-SGSN LDN" }, |
1681 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_LDN, 1, "SGW LDN" }, |
1682 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_LDN, 2, "ePDG LDN" }, |
1683 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_LDN, 3, "TWAN LDN" }, |
1684 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IP_ADDRESS, 0, "UE Local IP Address" }, |
1685 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IP_ADDRESS, 1, "H(e)NB Local IP Address" }, |
1686 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IP_ADDRESS, 2, "MME/S4-SGSN Identifier" }, |
1687 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IP_ADDRESS, 3, "ePDG IP Address" }, |
1688 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_PORT_NR, 0, "UE UDP Port" }, |
1689 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_PORT_NR, 1, "H(e)NB Local UDP Port" }, |
1690 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_PORT_NR, 2, "UE TCP Port" }, |
1691 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1692 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1693 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "TWAN/ePDG Overload Control Info" }, |
1694 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_TWAN_IDENTIFIER, 0, "TWAN Identifier" }, |
1695 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_TWAN_IDENTIFIER, 1, "WLAN Location Info" }, |
1696 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_TWAN_ID_TS, 0, "WLAN Location Timestamp" }, |
1697 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_ULI, 0, "User Location Info" }, |
1698 | | { GTPV2_CREATE_SESSION_REQUEST, 0, GTPV2_IE_ULI, 1, "User Location Info for SGW" }, |
1699 | | |
1700 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_F_TEID, 0, "Sender F-TEID for Control Plane" }, |
1701 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_F_TEID, 1, "PGW S5/S8 Address for Control Plane or PMIP" }, |
1702 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_BEARER_CTX, 0, "Bearer Contexts to be Created" }, |
1703 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_BEARER_CTX, 1, "Bearer Contexts to be Removed" }, |
1704 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_FQ_CSID, 0, "PGW-FQ-CSID" }, |
1705 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1706 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_LDN, 0, "SGW LDN" }, |
1707 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_LDN, 1, "PGW LDN" }, |
1708 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1709 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "PGW APN level Load Control Info" }, |
1710 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 2, "SGW node level Load Control Info" }, |
1711 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1712 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1713 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_FQDN, 0, "Charging Gateway Name" }, |
1714 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_FQDN, 1, "PGW Node Name" }, |
1715 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IE_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1716 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IP_ADDRESS, 0, "Charging Gateway Address" }, |
1717 | | { GTPV2_CREATE_SESSION_RESPONSE, 0, GTPV2_IP_ADDRESS, 1, "Alternative PGW-C/SMF Address" }, |
1718 | | { GTPV2_CREATE_SESSION_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1719 | | { GTPV2_CREATE_SESSION_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1720 | | { GTPV2_CREATE_SESSION_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1721 | | |
1722 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 0, "PGW-FQ-CSID" }, |
1723 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1724 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1725 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "PGW APN level Load Control Info" }, |
1726 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 2, "SGW node level Load Control Info" }, |
1727 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1728 | | { GTPV2_CREATE_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1729 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1730 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1731 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1732 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 1, "New PGW-C/SMF Address" }, |
1733 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 2, "PGW Control Plane IP Address" }, |
1734 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 3, "New SGW-C Address" }, |
1735 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_GROUP_ID, 0, "Group Id" }, |
1736 | | { GTPV2_CREATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_GROUP_ID, 1, "New Group Id" }, |
1737 | | |
1738 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 0, "MME-FQ-CSID" }, |
1739 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1740 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 2, "ePDG-FQ-CSID" }, |
1741 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 3, "TWAN-FQ-CSID" }, |
1742 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1743 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1744 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "TWAN/ePDG Overload Control Info" }, |
1745 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_IDENTIFIER, 0, "TWAN Identifier" }, |
1746 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_IDENTIFIER, 1, "WLAN Location Info" }, |
1747 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_ID_TS, 1, "WLAN Location Timestamp" }, |
1748 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_PORT_NR, 0, "UE UDP Port" }, |
1749 | | { GTPV2_CREATE_BEARER_RESPONSE, 0, GTPV2_IE_PORT_NR, 1, "UE TCP Por" }, |
1750 | | |
1751 | | { GTPV2_BEARER_RESOURCE_COMMAND, 0, GTPV2_EBI, 0, "Linked EPS Bearer ID (LBI)" }, |
1752 | | { GTPV2_BEARER_RESOURCE_COMMAND, 0, GTPV2_EBI, 1, "EPS Bearer ID" }, |
1753 | | { GTPV2_BEARER_RESOURCE_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1754 | | { GTPV2_BEARER_RESOURCE_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1755 | | |
1756 | | { GTPV2_BEARER_RESOURCE_FAILURE_INDICATION, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1757 | | { GTPV2_BEARER_RESOURCE_FAILURE_INDICATION, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1758 | | |
1759 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_BEARER_CTX, 0, "Bearer Contexts to be Modified" }, |
1760 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_BEARER_CTX, 1, "Bearer Contexts to be Removed" }, |
1761 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 0, "MME-FQ-CSID" }, |
1762 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1763 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IP_ADDRESS, 0, "H(e)NB Local IP Address" }, |
1764 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IP_ADDRESS, 1, "UE Local IP Address" }, |
1765 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IP_ADDRESS, 2, "MME/S4-SGSN Identifier" }, |
1766 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_PORT_NR, 0, "H(e)NB Local UDP Port" }, |
1767 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_PORT_NR, 1, "UE UDP Port" }, |
1768 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1769 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1770 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "ePDG Overload Control Info" }, |
1771 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_ULI, 0, "User Location Info" }, /* redundant */ |
1772 | | { GTPV2_MODIFY_BEARER_REQUEST, 0, GTPV2_IE_ULI, 1, "User Location Info for SGW" }, /* redundant ? */ |
1773 | | |
1774 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_BEARER_CTX, 0, "Bearer Contexts to be Modified" }, |
1775 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_BEARER_CTX, 1, "Bearer Contexts to be Removed" }, |
1776 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 0, "PGW-FQ-CSID" }, |
1777 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1778 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_LDN, 0, "SGW LDN" }, |
1779 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_LDN, 1, "PGW LDN" }, |
1780 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1781 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "PGW APN level Load Control Info" }, |
1782 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 2, "SGW node level Load Control Info" }, |
1783 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1784 | | { GTPV2_MODIFY_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1785 | | { GTPV2_MODIFY_BEARER_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1786 | | { GTPV2_MODIFY_BEARER_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1787 | | { GTPV2_MODIFY_BEARER_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1788 | | |
1789 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_EBI, 0, "Linked EPS Bearer ID (LBI)" }, |
1790 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1791 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1792 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "TWAN/ePDG Overload Control Info" }, |
1793 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_TWAN_IDENTIFIER, 0, "TWAN Identifier" }, |
1794 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_TWAN_IDENTIFIER, 1, "WLAN Location Info" }, |
1795 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_TWAN_ID_TS, 1, "WLAN Location Timestamp" }, |
1796 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_PORT_NR, 0, "UE UDP Port" }, |
1797 | | { GTPV2_DELETE_SESSION_REQUEST, 0, GTPV2_IE_PORT_NR, 1, "UE TCP Por" }, |
1798 | | |
1799 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_EBI, 0, "Linked EPS Bearer ID (LBI)" }, |
1800 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_EBI, 1, "EPS Bearer ID" }, |
1801 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 0, "PGW-FQ-CSID" }, |
1802 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1803 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1804 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "PGW APN level Load Control Info" }, |
1805 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 2, "SGW node level Load Control Info" }, |
1806 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1807 | | { GTPV2_DELETE_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1808 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1809 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1810 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1811 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 1, "New PGW-C/SMF Address" }, |
1812 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 2, "PGW Control Plane IP Address" }, |
1813 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 3, "New SGW-C Address" }, |
1814 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_GROUP_ID, 0, "Group Id" }, |
1815 | | { GTPV2_DELETE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_GROUP_ID, 1, "New Group Id" }, |
1816 | | |
1817 | | { GTPV2_DELETE_SESSION_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1818 | | { GTPV2_DELETE_SESSION_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "PGW APN level Load Control Info" }, |
1819 | | { GTPV2_DELETE_SESSION_RESPONSE, 0, GTPV2_IE_LOAD_CONTROL_INF, 2, "SGW node level Load Control Info" }, |
1820 | | { GTPV2_DELETE_SESSION_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1821 | | { GTPV2_DELETE_SESSION_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1822 | | |
1823 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_EBI, 0, "Linked EPS Bearer ID (LBI)" }, |
1824 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 0, "MME-FQ-CSID" }, |
1825 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1826 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 2, "ePDG-FQ-CSID" }, |
1827 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 3, "TWAN-FQ-CSID" }, |
1828 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1829 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1830 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "TWAN/ePDG Overload Control Info" }, |
1831 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_IDENTIFIER, 0, "TWAN Identifier" }, |
1832 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_IDENTIFIER, 1, "WLAN Location Info" }, |
1833 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_ID_TS, 1, "WLAN Location Timestamp" }, |
1834 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_PORT_NR, 0, "UE UDP Port" }, |
1835 | | { GTPV2_DELETE_BEARER_RESPONSE, 0, GTPV2_IE_PORT_NR, 1, "UE TCP Por" }, |
1836 | | |
1837 | | { GTPV2_MODIFY_BEARER_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1838 | | { GTPV2_MODIFY_BEARER_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1839 | | { GTPV2_MODIFY_BEARER_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "TWAN/ePDG Overload Control Info" }, |
1840 | | |
1841 | | { GTPV2_MODIFY_BEARER_FAILURE_INDICATION, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1842 | | { GTPV2_MODIFY_BEARER_FAILURE_INDICATION, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "SGW node level Load Control Info" }, |
1843 | | |
1844 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 0, "PGW-FQ-CSID" }, |
1845 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1846 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1847 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "PGW APN level Load Control Info" }, |
1848 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_LOAD_CONTROL_INF, 2, "SGW node level Load Control Info" }, |
1849 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "PGW Overload Control Info" }, |
1850 | | { GTPV2_UPDATE_BEARER_REQUEST, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1851 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1852 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1853 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1854 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 1, "New PGW-C/SMF Address" }, |
1855 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 2, "PGW Control Plane IP Address" }, |
1856 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 3, "New SGW-C Address" }, |
1857 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_GROUP_ID, 0, "Group Id" }, |
1858 | | { GTPV2_UPDATE_BEARER_REQUEST, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_GROUP_ID, 1, "New Group Id" }, |
1859 | | |
1860 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 0, "MME-FQ-CSID" }, |
1861 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 1, "SGW-FQ-CSID" }, |
1862 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 2, "ePDG-FQ-CSID" }, |
1863 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_FQ_CSID, 3, "TWAN-FQ-CSID" }, |
1864 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1865 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1866 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 2, "TWAN/ePDG Overload Control Info" }, |
1867 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_IDENTIFIER, 0, "TWAN Identifier" }, |
1868 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_IDENTIFIER, 1, "WLAN Location Info" }, |
1869 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_TWAN_ID_TS, 1, "WLAN Location Timestamp" }, |
1870 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_PORT_NR, 0, "UE UDP Port" }, |
1871 | | { GTPV2_UPDATE_BEARER_RESPONSE, 0, GTPV2_IE_PORT_NR, 1, "UE TCP Por" }, |
1872 | | |
1873 | | { GTPV2_DELETE_BEARER_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 0, "MME/S4-SGSN Overload Control Info" }, |
1874 | | { GTPV2_DELETE_BEARER_COMMAND, 0, GTPV2_IE_OVERLOAD_CONTROL_INF, 1, "SGW Overload Control Info" }, |
1875 | | |
1876 | | { GTPV2_DELETE_BEARER_FAILURE_INDICATION, 0, GTPV2_IE_LOAD_CONTROL_INF, 0, "PGW node level Load Control Info" }, |
1877 | | { GTPV2_DELETE_BEARER_FAILURE_INDICATION, 0, GTPV2_IE_LOAD_CONTROL_INF, 1, "SGW node level Load Control Info" }, |
1878 | | |
1879 | | { GTPV2_MODIFY_ACESSS_BEARER_REQUEST, 0, GTPV2_IE_BEARER_CTX, 0, "Bearer Contexts to be Modified" }, |
1880 | | { GTPV2_MODIFY_ACESSS_BEARER_REQUEST, 0, GTPV2_IE_BEARER_CTX, 1, "Bearer Contexts to be Removed" }, |
1881 | | |
1882 | | { GTPV2_MODIFY_ACCESS_BEARER_RESPONSE, 0, GTPV2_IE_BEARER_CTX, 0, "Bearer Contexts to be Modified" }, |
1883 | | { GTPV2_MODIFY_ACCESS_BEARER_RESPONSE, 0, GTPV2_IE_BEARER_CTX, 1, "Bearer Contexts to be Removed" }, |
1884 | | |
1885 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_F_CONTAINER, 0, "E-UTRAN Transparent Container" }, |
1886 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_F_CONTAINER, 1, "UTRAN Transparent Container" }, |
1887 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_F_CONTAINER, 2, "BSS Container" }, |
1888 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IP_ADDRESS, 0, "HRPD access node S101 IP Address" }, |
1889 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IP_ADDRESS, 1, "1xIWS S102 IP Address" }, |
1890 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_CAUSE, 0, "S1-AP Cause" }, |
1891 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_CAUSE, 1, "RANAP Cause" }, |
1892 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_CAUSE, 2, "BSSGP Cause" }, |
1893 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_RFSP_INDEX, 0, "Subscribed RFSP Index" }, |
1894 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_RFSP_INDEX, 1, "RFSP Index in Use" }, |
1895 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_FQDN, 0, "SGW FQDN" }, |
1896 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_FQDN, 1, "SGSN FQDN" }, |
1897 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_FQDN, 2, "MME FQDN" }, |
1898 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_ADDITIONAL_RRM_POLICY_INDEX, 0, "Subscribed Additional RRM Policy Index" }, |
1899 | | { GTPV2_FORWARD_RELOCATION_REQ, 0, GTPV2_IE_ADDITIONAL_RRM_POLICY_INDEX, 1, "Additional RRM Policy Index in Use" }, |
1900 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_PDN_CONNECTION, GTPV2_IE_FQDN, 0, "PGW FQDN" }, |
1901 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_PDN_CONNECTION, GTPV2_IE_FQDN, 1, "Local Home Network ID" }, |
1902 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_V2X_CONTEXT, GTPV2_IE_SERVICES_AUTHORIZED, 0, "LTE V2X Service Authorized" }, |
1903 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_V2X_CONTEXT, GTPV2_IE_SERVICES_AUTHORIZED, 1, "NR V2X Service Authorized" }, |
1904 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_V2X_CONTEXT, GTPV2_IE_BIT_RATE, 0, "LTE UE Sidelink Aggregate Maximum Bit Rate" }, |
1905 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_V2X_CONTEXT, GTPV2_IE_BIT_RATE, 1, "NR UE Sidelink Aggregate Maximum Bit Rate" }, |
1906 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1907 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1908 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1909 | | { GTPV2_FORWARD_RELOCATION_REQ, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 1, "New PGW-C/SMF Address" }, |
1910 | | |
1911 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_BEARER_CTX, 0, "List of Set-up Bearers" }, |
1912 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_BEARER_CTX, 1, "List of Set-up RABs" }, |
1913 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_BEARER_CTX, 2, "List of Set-up PFCs" }, |
1914 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_BEARER_CTX, 2, "List of Set-up Bearers for SCEF PDN Connections" }, |
1915 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_CAUSE, 0, "S1-AP Cause" }, |
1916 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_CAUSE, 1, "RANAP Cause" }, |
1917 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_CAUSE, 2, "BSSGP Cause" }, |
1918 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_F_CONTAINER, 0, "E-UTRAN Transparent Container" }, |
1919 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_F_CONTAINER, 1, "UTRAN Transparent Container" }, |
1920 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_F_CONTAINER, 2, "BSS Container" }, |
1921 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_FQDN, 0, "SGSN Node Name" }, |
1922 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_FQDN, 1, "MME Node Name" }, |
1923 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_IDENTIFIER, 0, "SGSN Identifier" }, |
1924 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_IDENTIFIER, 1, "MME Identifier" }, |
1925 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_IDENTIFIER, 2, "SGSN Identifier for MT-SMS" }, |
1926 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_IDENTIFIER, 3, "MME Identifier for MT-SMS" }, |
1927 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_NUMBER, 0, "SGSN Number" }, |
1928 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_NUMBER, 1, "MME Number for MT-SMS" }, |
1929 | | { GTPV2_FORWARD_RELOCATION_RESP, 0, GTPV2_IE_NODE_NUMBER, 2, "MSC Number" }, |
1930 | | |
1931 | | { GTPV2_FORWARD_RELOCATION_COMPLETE_ACKNOWLEDGE, 0, GTPV2_IE_SECONDARY_RAT_USAGE_DATA_REPORT, 0, "Secondary RAT Usage Data Report" }, |
1932 | | { GTPV2_FORWARD_RELOCATION_COMPLETE_ACKNOWLEDGE, 0, GTPV2_IE_SECONDARY_RAT_USAGE_DATA_REPORT, 1, "Secondary RAT Usage Data Report from NG-RAN" }, |
1933 | | |
1934 | | { GTPV2_CONTEXT_REQUEST, 0, GTPV2_IE_FQDN, 0, "SGSN Node Name" }, |
1935 | | { GTPV2_CONTEXT_REQUEST, 0, GTPV2_IE_FQDN, 1, "MME Node Name" }, |
1936 | | { GTPV2_CONTEXT_REQUEST, 0, GTPV2_IE_NODE_IDENTIFIER, 0, "SGSN Identifier" }, |
1937 | | { GTPV2_CONTEXT_REQUEST, 0, GTPV2_IE_NODE_IDENTIFIER, 1, "MME Identifier" }, |
1938 | | |
1939 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IP_ADDRESS, 0, "HRPD access node S101 IP Address" }, |
1940 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IP_ADDRESS, 1, "1xIWS S102 IP Address" }, |
1941 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_RFSP_INDEX, 0, "Subscribed RFSP Index" }, |
1942 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_RFSP_INDEX, 1, "RFSP Index in Use" }, |
1943 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_FQDN, 0, "SGW Node Name" }, |
1944 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_FQDN, 1, "SGSN Node Name" }, |
1945 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_FQDN, 2, "MME Node Name" }, |
1946 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_INTEGER_NUMBER, 0, "UE Usage Type" }, |
1947 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_INTEGER_NUMBER, 1, "Remaining Running Service Gap Timer" }, |
1948 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_ADDITIONAL_RRM_POLICY_INDEX, 0, "Subscribed Additional RRM Policy Index" }, |
1949 | | { GTPV2_CONTEXT_RESPONSE, 0, GTPV2_IE_ADDITIONAL_RRM_POLICY_INDEX, 1, "Additional RRM Policy Index in Use" }, |
1950 | | { GTPV2_CONTEXT_RESPONSE, GTPV2_IE_PDN_CONNECTION, GTPV2_IE_FQDN, 0, "PGW FQDN" }, |
1951 | | { GTPV2_CONTEXT_RESPONSE, GTPV2_IE_PDN_CONNECTION, GTPV2_IE_FQDN, 1, "Local Home Network ID" }, |
1952 | | { GTPV2_CONTEXT_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 0, "PGW Set FQDN" }, |
1953 | | { GTPV2_CONTEXT_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IE_PGW_FQDN, 1, "Alternative PGW-C/SMF FQDN" }, |
1954 | | { GTPV2_CONTEXT_RESPONSE, GTPV2_IE_PGW_CHANGE_INFO, GTPV2_IP_ADDRESS, 0, "Alternative PGW-C/SMF Address" }, |
1955 | | |
1956 | | { GTPV2_CONTEXT_ACKNOWLEDGE, 0, GTPV2_IE_NODE_NUMBER, 0, "SGSN Number" }, |
1957 | | { GTPV2_CONTEXT_ACKNOWLEDGE, 0, GTPV2_IE_NODE_NUMBER, 1, "MME Number for MT-SMS" }, |
1958 | | { GTPV2_CONTEXT_ACKNOWLEDGE, 0, GTPV2_IE_NODE_IDENTIFIER, 0, "SGSN Identifier for MT-SMS" }, |
1959 | | { GTPV2_CONTEXT_ACKNOWLEDGE, 0, GTPV2_IE_NODE_IDENTIFIER, 1, "MME Identifier for MT-SMS" }, |
1960 | | |
1961 | | { GTPV2_CONFIGURATION_TRANSFER_TUNNEL, 0, GTPV2_IE_TARGET_ID, 0, "Target eNodeB ID / en-gNB ID / gnB ID" }, |
1962 | | { GTPV2_CONFIGURATION_TRANSFER_TUNNEL, 0, GTPV2_IE_TARGET_ID, 1, "Connected Target eNodeB ID" }, |
1963 | | |
1964 | | { 0, 0, 0, 0, NULL }, |
1965 | | }; |
1966 | | |
1967 | 1.04M | #define NUM_GTPV2_IE_INFO_ELEM_INSTANCES array_length(gtpv2_information_element_instance_vals) |
1968 | | |
1969 | | /* Code to dissect IE's */ |
1970 | | |
1971 | | static void |
1972 | | dissect_gtpv2_unknown(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
1973 | 286 | { |
1974 | 286 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
1975 | 286 | } |
1976 | | |
1977 | | /* |
1978 | | * 8.3 International Mobile Subscriber Identity (IMSI) |
1979 | | * |
1980 | | * IMSI is defined in 3GPP TS 23.003 |
1981 | | * Editor's note: IMSI coding will be defined in 3GPP TS 24.301 |
1982 | | * Editor's note: In the first release of GTPv2 spec (TS 29.274v8.0.0) n = 8. |
1983 | | * That is, the overall length of the IE is 11 octets. |
1984 | | */ |
1985 | | |
1986 | | static void |
1987 | | dissect_gtpv2_imsi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args) |
1988 | 38 | { |
1989 | 38 | int offset = 0; |
1990 | 38 | const char *imsi_str; |
1991 | | |
1992 | | /* Fetch the BCD encoded digits from tvb low half byte, formating the digits according to |
1993 | | * a default digit set of 0-9 returning "?" for overdecadic digits a pointer to the wmem |
1994 | | * allocated string will be returned. |
1995 | | */ |
1996 | 38 | imsi_str = dissect_e212_imsi(tvb, pinfo, tree, offset, length, false); |
1997 | 38 | proto_item_append_text(item, "%s", imsi_str); |
1998 | | |
1999 | 38 | if (g_gtp_session) { |
2000 | 0 | args->imsi = imsi_str; |
2001 | 0 | } |
2002 | 38 | } |
2003 | | |
2004 | | /* |
2005 | | * 8.4 Cause |
2006 | | */ |
2007 | | |
2008 | | /* Table 8.4-1: Cause values */ |
2009 | | static const value_string gtpv2_cause_vals[] = { |
2010 | | {0, "Reserved"}, |
2011 | | /* Request / Initial message */ |
2012 | | { 1, "Reserved"}, |
2013 | | { 2, "Local Detach"}, |
2014 | | { 3, "Complete Detach"}, |
2015 | | { 4, "RAT changed from 3GPP to Non-3GPP"}, |
2016 | | { 5, "ISR deactivation"}, |
2017 | | { 6, "Error Indication received from RNC/eNodeB/S4-SGSN"}, |
2018 | | { 7, "IMSI Detach Only"}, |
2019 | | { 8, "Reactivation Requested"}, |
2020 | | { 9, "PDN reconnection to this APN disallowed"}, |
2021 | | { 10, "Access changed from Non-3GPP to 3GPP"}, |
2022 | | { 11, "PDN connection inactivity timer expires"}, |
2023 | | { 12, "PGW not responding"}, |
2024 | | { 13, "Network Failure"}, |
2025 | | { 14, "QoS parameter mismatch"}, |
2026 | | { 15, "EPS to 5GS Mobility"}, |
2027 | | /* Acceptance in a Response / triggered message */ |
2028 | | { 16, "Request accepted"}, |
2029 | | { 17, "Request accepted partially"}, |
2030 | | { 18, "New PDN type due to network preference"}, |
2031 | | { 19, "New PDN type due to single address bearer only"}, |
2032 | | /* 20-63 Spare. This value range shall be used by Cause values in an acceptance response/triggered message */ |
2033 | | { 20, "Spare"}, |
2034 | | { 21, "Spare"}, |
2035 | | { 22, "Spare"}, |
2036 | | { 23, "Spare"}, |
2037 | | { 24, "Spare"}, |
2038 | | { 25, "Spare"}, |
2039 | | { 26, "Spare"}, |
2040 | | { 27, "Spare"}, |
2041 | | { 28, "Spare"}, |
2042 | | { 29, "Spare"}, |
2043 | | { 30, "Spare"}, |
2044 | | { 31, "Spare"}, |
2045 | | { 32, "Spare"}, |
2046 | | { 33, "Spare"}, |
2047 | | { 34, "Spare"}, |
2048 | | { 35, "Spare"}, |
2049 | | { 36, "Spare"}, |
2050 | | { 37, "Spare"}, |
2051 | | { 38, "Spare"}, |
2052 | | { 39, "Spare"}, |
2053 | | { 40, "Spare"}, |
2054 | | { 41, "Spare"}, |
2055 | | { 42, "Spare"}, |
2056 | | { 43, "Spare"}, |
2057 | | { 44, "Spare"}, |
2058 | | { 45, "Spare"}, |
2059 | | { 46, "Spare"}, |
2060 | | { 47, "Spare"}, |
2061 | | { 48, "Spare"}, |
2062 | | { 49, "Spare"}, |
2063 | | { 50, "Spare"}, |
2064 | | { 51, "Spare"}, |
2065 | | { 52, "Spare"}, |
2066 | | { 53, "Spare"}, |
2067 | | { 54, "Spare"}, |
2068 | | { 55, "Spare"}, |
2069 | | { 56, "Spare"}, |
2070 | | { 57, "Spare"}, |
2071 | | { 58, "Spare"}, |
2072 | | { 59, "Spare"}, |
2073 | | { 60, "Spare"}, |
2074 | | { 61, "Spare"}, |
2075 | | { 62, "Spare"}, |
2076 | | { 63, "Spare"}, |
2077 | | /* Rejection in a Response / triggered message */ |
2078 | | { 64, "Context Not Found"}, |
2079 | | { 65, "Invalid Message Format"}, |
2080 | | { 66, "Version not supported by next peer"}, |
2081 | | { 67, "Invalid length"}, |
2082 | | { 68, "Service not supported"}, |
2083 | | { 69, "Mandatory IE incorrect"}, |
2084 | | { 70, "Mandatory IE missing"}, |
2085 | | { 71, "Shall not be used"}, |
2086 | | { 72, "System failure"}, |
2087 | | { 73, "No resources available"}, |
2088 | | { 74, "Semantic error in the TFT operation"}, |
2089 | | { 75, "Syntactic error in the TFT operation"}, |
2090 | | { 76, "Semantic errors in packet filter(s)"}, |
2091 | | { 77, "Syntactic errors in packet filter(s)"}, |
2092 | | { 78, "Missing or unknown APN"}, |
2093 | | { 79, "Shall not be used"}, |
2094 | | { 80, "GRE key not found"}, |
2095 | | { 81, "Relocation failure"}, |
2096 | | { 82, "Denied in RAT"}, |
2097 | | { 83, "Preferred PDN type not supported"}, |
2098 | | { 84, "All dynamic addresses are occupied"}, |
2099 | | { 85, "UE context without TFT already activated"}, |
2100 | | { 86, "Protocol type not supported"}, |
2101 | | { 87, "UE not responding"}, |
2102 | | { 88, "UE refuses"}, |
2103 | | { 89, "Service denied"}, |
2104 | | { 90, "Unable to page UE"}, |
2105 | | { 91, "No memory available"}, |
2106 | | { 92, "User authentication failed"}, |
2107 | | { 93, "APN access denied - no subscription"}, |
2108 | | { 94, "Request rejected(reason not specified)"}, |
2109 | | { 95, "P-TMSI Signature mismatch"}, |
2110 | | { 96, "IMSI/IMEI not known"}, |
2111 | | { 97, "Semantic error in the TAD operation"}, |
2112 | | { 98, "Syntactic error in the TAD operation"}, |
2113 | | { 99, "Shall not be used"}, |
2114 | | {100, "Remote peer not responding"}, |
2115 | | {101, "Collision with network initiated request"}, |
2116 | | {102, "Unable to page UE due to Suspension"}, |
2117 | | {103, "Conditional IE missing"}, |
2118 | | {104, "APN Restriction type Incompatible with currently active PDN connection"}, |
2119 | | {105, "Invalid overall length of the triggered response message and a piggybacked initial message"}, |
2120 | | {106, "Data forwarding not supported"}, |
2121 | | {107, "Invalid reply from remote peer"}, |
2122 | | {108, "Fallback to GTPv1"}, |
2123 | | {109, "Invalid peer"}, |
2124 | | {110, "Temporarily rejected due to handover/TAU/RAU procedure in progress"}, |
2125 | | {111, "Modifications not limited to S1-U bearers"}, |
2126 | | {112, "Request rejected for a PMIPv6 reason "}, |
2127 | | {113, "APN Congestion"}, |
2128 | | {114, "Bearer handling not supported"}, |
2129 | | {115, "UE already re-attached"}, |
2130 | | {116, "Multiple PDN connections for a given APN not allowed"}, |
2131 | | {117, "Target access restricted for the subscriber"}, |
2132 | | {118, "Shall not be used. See NOTE 2 and NOTE 3."}, |
2133 | | {119, "MME/SGSN refuses due to VPLMN Policy"}, |
2134 | | {120, "GTP-C Entity Congestion"}, |
2135 | | {121, "Late Overlapping Request"}, |
2136 | | {122, "Timed out Request"}, |
2137 | | {123, "UE is temporarily not reachable due to power saving"}, |
2138 | | {124, "Relocation failure due to NAS message redirection"}, |
2139 | | {125, "UE not authorised by OCS or external AAA Server"}, |
2140 | | {126, "Multiple accesses to a PDN connection not allowed"}, |
2141 | | {127, "Request rejected due to UE capability"}, |
2142 | | {128, "S1-U Path Failure" }, |
2143 | | {129, "5GC not allowed" }, |
2144 | | {130, "PGW mismatch with network slice subscribed by the UE" }, |
2145 | | {131, "Rejection due to paging restriction" }, |
2146 | | |
2147 | | /* 132-239 Spare. For future use in a triggered/response message */ |
2148 | | /* 240-255 Spare. For future use in an initial/request message */ |
2149 | | {0, NULL} |
2150 | | }; |
2151 | | value_string_ext gtpv2_cause_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_cause_vals); |
2152 | | |
2153 | | /* Table 8.4-1: CS (Cause Source) */ |
2154 | | static const true_false_string gtpv2_cause_cs = { |
2155 | | "Originated by remote node", |
2156 | | "Originated by node sending the message", |
2157 | | }; |
2158 | | |
2159 | | static void |
2160 | | dissect_gtpv2_cause(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args) |
2161 | 28 | { |
2162 | 28 | int offset = 0; |
2163 | 28 | uint8_t tmp; |
2164 | | |
2165 | | /* Cause value octet 5 */ |
2166 | 28 | tmp = tvb_get_uint8(tvb, offset); |
2167 | 28 | if (g_gtp_session) { |
2168 | 0 | args->last_cause = tmp; |
2169 | 0 | } |
2170 | 28 | proto_tree_add_item(tree, hf_gtpv2_cause, tvb, offset, 1, ENC_BIG_ENDIAN); |
2171 | | |
2172 | | /* Add Cause to ie_tree */ |
2173 | 28 | proto_item_append_text(item, "%s (%u)", val_to_str_ext_const(tmp, >pv2_cause_vals_ext, "Unknown"), tmp); |
2174 | 28 | offset += 1; |
2175 | | |
2176 | | /* Octet 6 Spare PCE BCE CS */ |
2177 | 28 | static int* const oct6_flags[] = { |
2178 | 28 | &hf_gtpv2_spare_b7_b3, |
2179 | 28 | &hf_gtpv2_cause_pce, |
2180 | 28 | &hf_gtpv2_cause_bce, |
2181 | 28 | &hf_gtpv2_cause_cs, |
2182 | 28 | NULL |
2183 | 28 | }; |
2184 | | |
2185 | 28 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct6_flags, ENC_NA); |
2186 | 28 | offset += 1; |
2187 | | |
2188 | | /* If n = 2, a = 0 and the Cause IE shall be 6 octets long. |
2189 | | * Therefore, octets "a(n+1) to a(n+4)" will not be present. |
2190 | | * If n = 6, a = 1 and the Cause IE will be 10 octets long. |
2191 | | */ |
2192 | 28 | if ( length == 2 ) { |
2193 | 2 | return; |
2194 | 2 | } |
2195 | | /* |
2196 | | * If the rejection is due to a mandatory IE or a verifiable conditional IE is faulty |
2197 | | * or missing, the offending IE shall be included within an additional field "a(n+1) |
2198 | | * to a(n+4)". Only Type and Instance fields of the offending IE that caused the |
2199 | | * rejection have a meaning. The length in the Octet 8-9 and spare bits in the Octet 10 |
2200 | | * shall be set to "0". In this case, the value of "n" shall be "6". |
2201 | | * Otherwise, the value of "n" is equal to "2". |
2202 | | */ |
2203 | | |
2204 | | /* Type of the offending IE */ |
2205 | 26 | proto_tree_add_item(tree, hf_gtpv2_cause_off_ie_t, tvb, offset, 1, ENC_BIG_ENDIAN); |
2206 | 26 | offset += 1; |
2207 | | |
2208 | | /* Length */ |
2209 | 26 | proto_tree_add_item(tree, hf_gtpv2_ie_len, tvb, offset, 2, ENC_BIG_ENDIAN); |
2210 | 26 | offset += 2; |
2211 | | /* a(n+4) Spare Instance */ |
2212 | 26 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_half_octet, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
2213 | 26 | proto_tree_add_item(tree, hf_gtpv2_instance, tvb, offset, 1, ENC_BIG_ENDIAN); |
2214 | | |
2215 | 26 | } |
2216 | | |
2217 | | /* |
2218 | | * 8.5 Recovery (Restart Counter) |
2219 | | */ |
2220 | | static void |
2221 | | dissect_gtpv2_recovery(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2222 | 16 | { |
2223 | 16 | int offset = 0; |
2224 | 16 | uint8_t recovery; |
2225 | | |
2226 | 16 | recovery = tvb_get_uint8(tvb, offset); |
2227 | 16 | proto_tree_add_item(tree, hf_gtpv2_rec, tvb, offset, 1, ENC_BIG_ENDIAN); |
2228 | 16 | proto_item_append_text(item, "%u", recovery); |
2229 | | |
2230 | 16 | } |
2231 | | |
2232 | | |
2233 | | /*Start SRVCC Messages*/ |
2234 | | |
2235 | | /* 6.2 STN-SR */ |
2236 | | static void |
2237 | | dissect_gtpv2_stn_sr(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2238 | 9 | { |
2239 | 9 | proto_item *stn_sr_item; |
2240 | 9 | proto_tree *sub_tree; |
2241 | 9 | tvbuff_t *new_tvb; |
2242 | 9 | int offset = 0; |
2243 | | |
2244 | 9 | stn_sr_item = proto_tree_add_item(tree, hf_gtpv2_stn_sr, tvb, offset, length, ENC_NA); |
2245 | 9 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
2246 | 9 | sub_tree = proto_item_add_subtree(stn_sr_item, ett_gtpv2_stn_sr); |
2247 | | |
2248 | | /* Octet 5 |
2249 | | * contains the Nature of Address and Numbering Plan Indicator (NANPI) of the "AddressString" ASN.1 type (see 3GPP |
2250 | | * TS 29.002 [11]). Octets 6 to (n+4) contain the actual STN-SR (digits of an address encoded as a TBCD-STRING as in |
2251 | | * the "AddressString" ASN.1 type). For an odd number of STN-SR digits, bits 8 to 5 of the last octet are encoded with the |
2252 | | * filler "1111". |
2253 | | */ |
2254 | 9 | dissect_gsm_map_msisdn(new_tvb, pinfo, sub_tree); |
2255 | 9 | } |
2256 | | |
2257 | | /* 6.3 Source to Target Transparent Container */ |
2258 | | |
2259 | | static void |
2260 | | dissect_gtpv2_src_tgt_trans_con(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2261 | 7 | { |
2262 | 7 | int offset = 0; |
2263 | | |
2264 | 7 | proto_tree_add_item(tree, hf_gtpv2_len_trans_con, tvb, offset, 1, ENC_BIG_ENDIAN); |
2265 | 7 | offset += 1; |
2266 | | /*ra_type_flag = 0;*/ |
2267 | | |
2268 | | /* Transparent Container |
2269 | | * When target network is GERAN, this container carries the Old BSS to New BSS |
2270 | | * Information IE defined in 3GPP TS 48.008 [8]. When target network is UTRAN, this container carries the Source RNC |
2271 | | * to Target RNC Transparent Container IE defined in 3GPP TS 25.413 [9]. The Transparent container field includes the |
2272 | | * IE value part as it is specified in the respective specification. |
2273 | | */ |
2274 | 7 | proto_tree_add_item(tree, hf_gtpv2_transparent_container, tvb, offset, length-1, ENC_NA); |
2275 | | /* |
2276 | | * bssmap_old_bss_to_new_bss_info(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo); |
2277 | | * dissect_ranap_SourceRNC_ToTargetRNC_TransparentContainer_PDU |
2278 | | */ |
2279 | 7 | if ((message_type == GTPV2_SRVCC_PS_TO_CS_REQUEST) && (pref_decode_srvcc_p2c_trans_cont == PREF_DECODE_SRVCC_P2C_TRANS_CONT_TARGET_UTRAN)) { |
2280 | 0 | tvbuff_t *new_tvb; |
2281 | 0 | proto_tree *sub_tree; |
2282 | |
|
2283 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length-1, ett_gtpv2_utran_con, NULL, "Source RNC to Target RNC Transparent Container"); |
2284 | 0 | new_tvb = tvb_new_subset_remaining(tvb, offset); |
2285 | 0 | dissect_ranap_SourceRNC_ToTargetRNC_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
2286 | 0 | } |
2287 | | |
2288 | 7 | } |
2289 | | |
2290 | | /* 6.4 Target to Source Transparent Container */ |
2291 | | static void |
2292 | | dissect_gtpv2_tgt_src_trans_con(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2293 | 7 | { |
2294 | 7 | int offset = 0; |
2295 | | |
2296 | 7 | proto_tree_add_item(tree, hf_gtpv2_len_trans_con, tvb, offset, 1, ENC_BIG_ENDIAN); |
2297 | 7 | offset += 1; |
2298 | | |
2299 | | /* Transparent Container */ |
2300 | 7 | proto_tree_add_item(tree, hf_gtpv2_transparent_container, tvb, offset, length-1, ENC_NA); |
2301 | | |
2302 | | /* It's too hard to figure out the content... |
2303 | | 6.4 Target to Source Transparent Container |
2304 | | |
2305 | | The Target to Source Transparent Container contains information that shall be transferred transparently by CN entities |
2306 | | from the target RAN to the source RAN. |
2307 | | |
2308 | | When the target network is GERAN, the Transparent container field contains the value part of the Layer 3 Information |
2309 | | IE defined in 3GPP TS 48.008 [8], i.e., octets 3 to n, excluding octet 1 (Element ID) and octet 2 (Length). |
2310 | | |
2311 | | When the target network is UTRAN, this container carries the Target RNC to Source RNC Transparent Container IE |
2312 | | defined in 3GPP TS 25.413 [9]. The Transparent container field contains a transparent copy of the corresponding |
2313 | | ASN.1/PER IE (see subclauses 8.2.2 and 8.48 in 3GPP TS 29.274 [3]). |
2314 | | |
2315 | | When the target network is E-UTRAN, the container carries the Target eNB To Source eNB Transparent Container IE |
2316 | | defined in 3GPP TS 36.413 [14]. The Transparent container field contains a transparent copy of the corresponding |
2317 | | ASN.1/PER IE (see subclauses 8.2.2 and 8.48 in 3GPP TS 29.274 [3]). |
2318 | | |
2319 | | The receiver of this Information Element shall ignore the length of the transparent container encoded in octet 5 and shall |
2320 | | derive the actual length of the container from the length encoded in octets 2 to 3 minus 1. |
2321 | | |
2322 | | For backward compatibility, the sender of this Information Element shall set the octet 5 to the actual length of the |
2323 | | transparent container if the size of the container is smaller or equal to 255 octets, and to the value "255" otherwise. |
2324 | | |
2325 | | */ |
2326 | 7 | if ((message_type == GTPV2_SRVCC_PS_TO_CS_RESPONSE) && (pref_decode_srvcc_p2c_trans_cont == PREF_DECODE_SRVCC_P2C_TRANS_CONT_TARGET_UTRAN)) { |
2327 | 0 | tvbuff_t *new_tvb; |
2328 | 0 | proto_tree *sub_tree; |
2329 | |
|
2330 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length-1, ett_gtpv2_utran_con, NULL, "Target RNC to Source RNC Transparent Container"); |
2331 | 0 | new_tvb = tvb_new_subset_remaining(tvb, offset); |
2332 | 0 | dissect_ranap_TargetRNC_ToSourceRNC_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
2333 | 0 | } |
2334 | | |
2335 | 7 | } |
2336 | | |
2337 | | /* 6.5 MM Context for E-UTRAN SRVCC */ |
2338 | | static void |
2339 | | dissect_gtpv2_mm_con_eutran_srvcc(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2340 | 51 | { |
2341 | 51 | int offset = 0; |
2342 | 51 | uint8_t elm_len; |
2343 | 51 | proto_tree *ms_tree, *fi; |
2344 | | |
2345 | 51 | proto_tree_add_item(tree, hf_gtpv2_eksi, tvb, offset, 1, ENC_BIG_ENDIAN); |
2346 | 51 | offset += 1; |
2347 | 51 | proto_tree_add_item(tree, hf_gtpv2_cksrvcc, tvb, offset, 16, ENC_NA); |
2348 | 51 | offset += 16; |
2349 | 51 | proto_tree_add_item(tree, hf_gtpv2_iksrvcc, tvb, offset, 16, ENC_NA); |
2350 | 51 | offset += 16; |
2351 | | |
2352 | | /* For each of the Mobile Station Classmark 2, Mobile Station Classmark 3 and Supported Codec List parameters, if they are not available, |
2353 | | then the associated length field shall be set to zero, and the particular parameter field shall not be present. |
2354 | | */ |
2355 | | /* Length of Mobile Station Classmark2 */ |
2356 | 51 | elm_len = tvb_get_uint8(tvb, offset); |
2357 | 51 | proto_tree_add_item(tree, hf_gtpv2_len_ms_classmark2, tvb, offset, 1, ENC_BIG_ENDIAN); |
2358 | 51 | offset += 1; |
2359 | 51 | if (elm_len) { |
2360 | 32 | fi = proto_tree_add_item(tree, hf_gtpv2_mobile_station_classmark2, tvb, offset, elm_len, ENC_NA); |
2361 | 32 | ms_tree = proto_item_add_subtree(fi, ett_gtpv2_ms_mark); |
2362 | 32 | de_ms_cm_2(tvb, ms_tree, pinfo, offset, elm_len, NULL, 0); |
2363 | 32 | offset += elm_len; |
2364 | 32 | } |
2365 | | |
2366 | | /* Length of Mobile Station Classmark3 */ |
2367 | 51 | elm_len = tvb_get_uint8(tvb, offset); |
2368 | 51 | proto_tree_add_item(tree, hf_gtpv2_len_ms_classmark3, tvb, offset, 1, ENC_BIG_ENDIAN); |
2369 | 51 | offset += 1; |
2370 | 51 | if (elm_len) { |
2371 | 31 | fi = proto_tree_add_item(tree, hf_gtpv2_mobile_station_classmark3, tvb, offset, elm_len, ENC_NA); |
2372 | 31 | ms_tree = proto_item_add_subtree(fi, ett_gtpv2_ms_mark); |
2373 | 31 | de_ms_cm_3(tvb, ms_tree, pinfo, offset, elm_len, NULL, 0); |
2374 | 31 | offset += elm_len; |
2375 | 31 | } |
2376 | | |
2377 | | /*Length of Supported Codec List */ |
2378 | 51 | elm_len = tvb_get_uint8(tvb, offset); |
2379 | 51 | proto_tree_add_item(tree, hf_gtpv2_len_supp_codec_list, tvb, offset, 1, ENC_BIG_ENDIAN); |
2380 | 51 | offset += 1; |
2381 | 51 | if (elm_len) { |
2382 | 32 | fi = proto_tree_add_item(tree, hf_gtpv2_supported_codec_list, tvb, offset, elm_len, ENC_NA); |
2383 | 32 | ms_tree = proto_item_add_subtree(fi, ett_gtpv2_supp_codec_list); |
2384 | 32 | de_sup_codec_list(tvb, ms_tree, pinfo, offset, elm_len, NULL, 0); |
2385 | 32 | } |
2386 | 51 | } |
2387 | | |
2388 | | /* 6.6 MM Context for UTRAN SRVCC */ |
2389 | | static void |
2390 | | dissect_gtpv2_mm_con_utran_srvcc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2391 | 52 | { |
2392 | 52 | int offset = 0; |
2393 | 52 | uint8_t elm_len; |
2394 | 52 | proto_tree *ms_tree, *fi; |
2395 | | |
2396 | 52 | proto_tree_add_item(tree, hf_gtpv2_ksi, tvb, offset, 1, ENC_BIG_ENDIAN); |
2397 | 52 | offset += 1; |
2398 | | |
2399 | 52 | proto_tree_add_item(tree, hf_gtpv2_utran_srvcc_ck_cs, tvb, offset, 16, ENC_NA); |
2400 | 52 | offset += 16; |
2401 | 52 | proto_tree_add_item(tree, hf_gtpv2_utran_srvcc_ik_cs, tvb, offset, 16, ENC_NA); |
2402 | 52 | offset += 16; |
2403 | 52 | proto_tree_add_item(tree, hf_gtpv2_utran_srvcc_kc, tvb, offset, 8, ENC_NA); |
2404 | 52 | offset += 8; |
2405 | 52 | proto_tree_add_item(tree, hf_gtpv2_cksn, tvb, offset, 1, ENC_BIG_ENDIAN); |
2406 | 52 | offset += 1; |
2407 | | |
2408 | | /* For each of the Mobile Station Classmark 2, Mobile Station Classmark 3 and Supported Codec List parameters, if they are not available, |
2409 | | then the associated length field shall be set to zero, and the particular parameter field shall not be present. |
2410 | | */ |
2411 | | |
2412 | | /*Length of Mobile Station Classmark2 */ |
2413 | 52 | elm_len = tvb_get_uint8(tvb, offset); |
2414 | 52 | proto_tree_add_item(tree, hf_gtpv2_len_ms_classmark2, tvb, offset, 1, ENC_BIG_ENDIAN); |
2415 | 52 | offset += 1; |
2416 | 52 | if (elm_len) { |
2417 | 40 | fi = proto_tree_add_item(tree, hf_gtpv2_mobile_station_classmark2, tvb, offset, elm_len, ENC_NA); |
2418 | 40 | ms_tree = proto_item_add_subtree(fi, ett_gtpv2_ms_mark); |
2419 | 40 | de_ms_cm_2(tvb, ms_tree, pinfo, offset, elm_len, NULL, 0); |
2420 | 40 | offset += elm_len; |
2421 | 40 | } |
2422 | | |
2423 | | /*Length of Mobile Station Classmark3 */ |
2424 | 52 | elm_len = tvb_get_uint8(tvb, offset); |
2425 | 52 | proto_tree_add_item(tree, hf_gtpv2_len_ms_classmark3, tvb, offset, 1, ENC_BIG_ENDIAN); |
2426 | 52 | offset += 1; |
2427 | 52 | if (elm_len) { |
2428 | 40 | fi = proto_tree_add_item(tree, hf_gtpv2_mobile_station_classmark3, tvb, offset, elm_len, ENC_NA); |
2429 | 40 | ms_tree = proto_item_add_subtree(fi, ett_gtpv2_ms_mark); |
2430 | 40 | de_ms_cm_3(tvb, ms_tree, pinfo, offset, elm_len, NULL, 0); |
2431 | 40 | offset += elm_len; |
2432 | 40 | } |
2433 | | |
2434 | | /*Length of Supported Codec List */ |
2435 | 52 | elm_len = tvb_get_uint8(tvb, offset); |
2436 | 52 | proto_tree_add_item(tree, hf_gtpv2_len_supp_codec_list, tvb, offset, 1, ENC_BIG_ENDIAN); |
2437 | 52 | offset += 1; |
2438 | 52 | if (elm_len) { |
2439 | 33 | fi = proto_tree_add_item(tree, hf_gtpv2_supported_codec_list, tvb, offset, elm_len, ENC_NA); |
2440 | 33 | ms_tree = proto_item_add_subtree(fi, ett_gtpv2_supp_codec_list); |
2441 | 33 | de_sup_codec_list(tvb, ms_tree, pinfo, offset, elm_len, NULL, 0); |
2442 | 33 | } |
2443 | | |
2444 | 52 | } |
2445 | | |
2446 | | /* 6.7 SRVCC Cause */ |
2447 | | static const value_string gtpv2_srvcc_cause_vals[] = { |
2448 | | {0, "Reserved"}, |
2449 | | {1, "Unspecified"}, |
2450 | | {2, "Handover/Relocation cancelled by source system "}, |
2451 | | {3, "Handover /Relocation Failure with Target system"}, |
2452 | | {4, "Handover/Relocation Target not allowed"}, |
2453 | | {5, "Unknown Target ID"}, |
2454 | | {6, "Target Cell not available"}, |
2455 | | {7, "No Radio Resources Available in Target Cell"}, |
2456 | | {8, "Failure in Radio Interface Procedure"}, |
2457 | | {9, "Permanent session leg establishment error"}, |
2458 | | {10, "Temporary session leg establishment error"}, |
2459 | | |
2460 | | {0, NULL} |
2461 | | }; |
2462 | | static value_string_ext gtpv2_srvcc_cause_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_srvcc_cause_vals); |
2463 | | |
2464 | | static void |
2465 | | dissect_gtpv2_srvcc_cause(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2466 | 7 | { |
2467 | 7 | int offset = 0; |
2468 | 7 | uint8_t srvcc_cause; |
2469 | | |
2470 | 7 | srvcc_cause = tvb_get_uint8(tvb, offset); |
2471 | 7 | proto_tree_add_item(tree, hf_gtpv2_srvcc_cause, tvb, offset, 1, ENC_BIG_ENDIAN); |
2472 | 7 | proto_item_append_text(item, "%s (%u)", val_to_str_ext_const(srvcc_cause, >pv2_srvcc_cause_vals_ext, "Unknown"), srvcc_cause); |
2473 | | |
2474 | 7 | } |
2475 | | |
2476 | | /* |
2477 | | * 3GPP TS 29.280 version 10.3.0 |
2478 | | * 6.8 Target RNC ID |
2479 | | */ |
2480 | | static void |
2481 | | dissect_gtpv2_tgt_rnc_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2482 | 4 | { |
2483 | 4 | int offset = 0; |
2484 | 4 | uint16_t rnc_id; |
2485 | 4 | proto_tree *subtree; |
2486 | 4 | uint32_t mcc; |
2487 | 4 | uint32_t mnc; |
2488 | 4 | uint32_t lac; |
2489 | 4 | uint32_t curr_offset; |
2490 | | |
2491 | | /*ra_type_flag = 1;*/ /*Flag to be set to differentiate GERAN and UTRAN*/ |
2492 | 4 | curr_offset = offset; |
2493 | | |
2494 | 4 | mcc = (tvb_get_uint8(tvb, curr_offset) & 0x0f) << 8; |
2495 | 4 | mcc |= (tvb_get_uint8(tvb, curr_offset) & 0xf0); |
2496 | 4 | mcc |= (tvb_get_uint8(tvb, curr_offset+1) & 0x0f); |
2497 | 4 | mnc = (tvb_get_uint8(tvb, curr_offset+2) & 0x0f) << 8; |
2498 | 4 | mnc |= (tvb_get_uint8(tvb, curr_offset+2) & 0xf0); |
2499 | 4 | mnc |= (tvb_get_uint8(tvb, curr_offset+1) & 0xf0) >> 4; |
2500 | 4 | if ((mnc & 0x000f) == 0x000f) |
2501 | 0 | mnc = mnc >> 4; |
2502 | | |
2503 | 4 | lac = tvb_get_ntohs(tvb, curr_offset + 3); |
2504 | 4 | rnc_id = tvb_get_ntohs(tvb, curr_offset + 5); |
2505 | | |
2506 | 4 | subtree = proto_tree_add_subtree_format(tree, |
2507 | 4 | tvb, curr_offset, 6, ett_gtpv2_rai, NULL, |
2508 | 4 | "Routing area identification: %x-%x-%u-%u", |
2509 | 4 | mcc, mnc, lac, rnc_id); |
2510 | | |
2511 | 4 | dissect_e212_mcc_mnc(tvb, pinfo, subtree, offset, E212_RAI, true); |
2512 | 4 | curr_offset+=3; |
2513 | | |
2514 | 4 | proto_tree_add_item(subtree, hf_gtpv2_lac, tvb, curr_offset, 2, ENC_BIG_ENDIAN); |
2515 | 4 | curr_offset+=2; |
2516 | 4 | proto_tree_add_item(subtree, hf_gtpv2_rnc_id, tvb, curr_offset, 2, ENC_BIG_ENDIAN); |
2517 | | /*curr_offset+=2;*/ |
2518 | | |
2519 | | /* no length check possible */ |
2520 | | |
2521 | | |
2522 | 4 | } |
2523 | | |
2524 | | /* |
2525 | | * 3GPP TS 29.280 |
2526 | | * 6.9 Target Global Cell ID |
2527 | | * The encoding of this IE is defined in 3GPP TS 29.002 |
2528 | | * GlobalCellId ::= OCTET STRING (SIZE (5..7)) |
2529 | | * -- Refers to Cell Global Identification defined in TS 3GPP TS 23.003 [17]. |
2530 | | * -- The internal structure is defined as follows: |
2531 | | * -- octet 1 bits 4321 Mobile Country Code 1st digit |
2532 | | * -- bits 8765 Mobile Country Code 2nd digit |
2533 | | * -- octet 2 bits 4321 Mobile Country Code 3rd digit |
2534 | | * -- bits 8765 Mobile Network Code 3rd digit |
2535 | | * -- or filler (1111) for 2 digit MNCs |
2536 | | * -- octet 3 bits 4321 Mobile Network Code 1st digit |
2537 | | * -- bits 8765 Mobile Network Code 2nd digit |
2538 | | * -- octets 4 and 5 Location Area Code according to TS 3GPP TS 24.008 [35] |
2539 | | * -- octets 6 and 7 Cell Identity (CI) according to TS 3GPP TS 24.008 [35] |
2540 | | */ |
2541 | | static void |
2542 | | dissect_gtpv2_tgt_global_cell_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2543 | 2 | { |
2544 | 2 | int offset = 0; |
2545 | 2 | uint8_t tgt_cell_id; |
2546 | 2 | proto_tree *subtree; |
2547 | 2 | uint32_t mcc; |
2548 | 2 | uint32_t mnc; |
2549 | 2 | uint32_t lac; |
2550 | 2 | uint32_t curr_offset; |
2551 | | |
2552 | 2 | curr_offset = offset; |
2553 | | |
2554 | 2 | mcc = (tvb_get_uint8(tvb, curr_offset) & 0x0f) << 8; |
2555 | 2 | mcc |= (tvb_get_uint8(tvb, curr_offset) & 0xf0); |
2556 | 2 | mcc |= (tvb_get_uint8(tvb, curr_offset+1) & 0x0f); |
2557 | 2 | mnc = (tvb_get_uint8(tvb, curr_offset+2) & 0x0f) << 8; |
2558 | 2 | mnc |= (tvb_get_uint8(tvb, curr_offset+2) & 0xf0); |
2559 | 2 | mnc |= (tvb_get_uint8(tvb, curr_offset+1) & 0xf0) >> 4; |
2560 | 2 | if ((mnc & 0x000f) == 0x000f) |
2561 | 0 | mnc = mnc >> 4; |
2562 | | |
2563 | 2 | lac = tvb_get_ntohs(tvb, curr_offset + 3); |
2564 | 2 | tgt_cell_id = tvb_get_uint8(tvb, curr_offset + 5); |
2565 | | |
2566 | 2 | subtree = proto_tree_add_subtree_format(tree, |
2567 | 2 | tvb, curr_offset, 6, ett_gtpv2_rai, NULL, |
2568 | 2 | "Routing area identification: %x-%x-%u-%u", |
2569 | 2 | mcc, mnc, lac, tgt_cell_id); |
2570 | | |
2571 | 2 | dissect_e212_mcc_mnc(tvb, pinfo, subtree, offset, E212_RAI, true); |
2572 | | |
2573 | 2 | proto_tree_add_item(subtree, hf_gtpv2_lac, tvb, curr_offset + 3, 2, ENC_BIG_ENDIAN); |
2574 | 2 | proto_tree_add_item(subtree, hf_gtpv2_tgt_g_cell_id, tvb, curr_offset + 5, 2, ENC_BIG_ENDIAN); |
2575 | | |
2576 | 2 | proto_item_append_text(item, "%x-%x-%u-%u", mcc, mnc, lac, tgt_cell_id); |
2577 | | /* no length check possible */ |
2578 | | |
2579 | 2 | } |
2580 | | |
2581 | | /* 6.10 Tunnel Endpoint Identifier for Control Plane (TEID-C) */ |
2582 | | static void |
2583 | | dissect_gtpv2_teid_c(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2584 | 12 | { |
2585 | 12 | int offset = 0; |
2586 | | |
2587 | 12 | proto_tree_add_item(tree, hf_gtpv2_teid_c, tvb, offset, 4, ENC_BIG_ENDIAN); |
2588 | 12 | offset += 4; |
2589 | 12 | if (length > 4) |
2590 | 7 | proto_tree_add_item(tree, hf_gtpv2_teid_c_spare, tvb, offset, length-4, ENC_NA); |
2591 | | |
2592 | 12 | proto_item_append_text(item, "%u", tvb_get_ntohl(tvb, offset-4)); |
2593 | 12 | } |
2594 | | |
2595 | | /* 6.11 Sv Flags */ |
2596 | | static void |
2597 | | dissect_gtpv2_sv_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2598 | 5 | { |
2599 | 5 | int offset = 0; |
2600 | 5 | static int* const sv_flags[] = { |
2601 | 5 | &hf_gtpv2_sv_sti, |
2602 | 5 | &hf_gtpv2_sv_ics, |
2603 | 5 | &hf_gtpv2_sv_emind, |
2604 | 5 | NULL |
2605 | 5 | }; |
2606 | | |
2607 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, sv_flags, ENC_NA); |
2608 | 5 | offset += 1; |
2609 | 5 | if (length > 1) |
2610 | 4 | proto_tree_add_item(tree, hf_gtpv2_teid_c_spare, tvb, offset, length-1, ENC_NA); |
2611 | 5 | } |
2612 | | |
2613 | | /* 6.12 Service Area Identifier */ |
2614 | | |
2615 | | static void |
2616 | | dissect_gtpv2_sai(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2617 | 4 | { |
2618 | 4 | int offset = 0; |
2619 | | |
2620 | | /* 5 MCC digit 2 MCC digit 1 |
2621 | | * 6 MNC digit 3 MCC digit 3 |
2622 | | * 7 MNC digit 2 MNC digit 1 |
2623 | | */ |
2624 | 4 | dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, E212_SAI, true); |
2625 | 4 | offset += 3; |
2626 | | |
2627 | | /* The Location Area Code (LAC) consists of 2 octets. Bit 8 of Octet 8 is the most significant bit and bit 1 of Octet 9 the |
2628 | | * least significant bit. The coding of the location area code is the responsibility of each administration. Coding using full |
2629 | | * hexadecimal representation shall be used. |
2630 | | */ |
2631 | 4 | proto_tree_add_item(tree, hf_gtpv2_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
2632 | 4 | offset += 2; |
2633 | | |
2634 | | /* The Service Area Code (SAC) consists of 2 octets. Bit 8 of Octet 10 is the most significant bit and bit 1 of Octet 11 the |
2635 | | * least significant bit. The SAC is defined by the operator. See 3GPP TS 23.003 [4] subclause 12.5 for more information |
2636 | | */ |
2637 | 4 | proto_tree_add_item(tree, hf_gtpv2_sac, tvb, offset, 2, ENC_BIG_ENDIAN); |
2638 | 4 | } |
2639 | | |
2640 | | /* 6.13 MM Context for CS to PS SRVCC */ |
2641 | | static void |
2642 | | dissect_gtpv2_mm_ctx_for_cs_to_ps_srvcc(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2643 | 2 | { |
2644 | 2 | int offset = 0; |
2645 | | |
2646 | | /* Octet 5 KSI"PS */ |
2647 | 2 | proto_tree_add_item(tree, hf_gtpv2_ksi_ps, tvb, offset, 1, ENC_BIG_ENDIAN); |
2648 | 2 | offset++; |
2649 | | |
2650 | | /* octet 6 - 21 CK'PS */ |
2651 | 2 | proto_tree_add_item(tree, hf_gtpv2_ck_ps, tvb, offset, 16, ENC_NA); |
2652 | 2 | offset+=16; |
2653 | | |
2654 | | /* octet 22 - 37 IK'PS */ |
2655 | 2 | proto_tree_add_item(tree, hf_gtpv2_ik_ps, tvb, offset, 16, ENC_NA); |
2656 | 2 | offset += 16; |
2657 | | |
2658 | | /* octet 38 to 45 kc'PS */ |
2659 | 2 | proto_tree_add_item(tree, hf_gtpv2_kc_ps, tvb, offset, 8, ENC_NA); |
2660 | 2 | offset += 8; |
2661 | | |
2662 | | /* Octet 46 CKSN"PS */ |
2663 | 2 | proto_tree_add_item(tree, hf_gtpv2_cksn_ps, tvb, offset, 1, ENC_BIG_ENDIAN); |
2664 | | /*offset++;*/ |
2665 | | |
2666 | 2 | } |
2667 | | /*End SRVCC Messages*/ |
2668 | | |
2669 | | |
2670 | | /* |
2671 | | * 8.6 Access Point Name (APN) |
2672 | | * The encoding the APN field follows 3GPP TS 23.003 [2] subclause 9.1. |
2673 | | * The content of the APN field shall be the full APN with both the APN Network Identifier |
2674 | | * and APN Operator Identifier being present as specified in 3GPP TS 23.003 [2] |
2675 | | * subclauses 9.1.1 and 9.1.2, 3GPP TS 23.060 [35] Annex A and 3GPP TS 23.401 [3] subclauses 4.3.8.1. |
2676 | | */ |
2677 | | void |
2678 | | dissect_gtpv2_apn(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2679 | 6 | { |
2680 | 6 | const uint8_t *apn = NULL; |
2681 | | |
2682 | 6 | proto_tree_add_item_ret_string(tree, hf_gtpv2_apn, tvb, 0, length, ENC_APN_STR | ENC_NA, pinfo->pool, &apn); |
2683 | 6 | if (apn) { |
2684 | 4 | proto_item_append_text(item, "%s", apn); |
2685 | 4 | } |
2686 | | |
2687 | 6 | } |
2688 | | |
2689 | | /* |
2690 | | * 8.7 Aggregate Maximum Bit Rate (AMBR) |
2691 | | */ |
2692 | | |
2693 | | void |
2694 | | dissect_gtpv2_ambr(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2695 | 2 | { |
2696 | 2 | int offset = 0; |
2697 | | |
2698 | 2 | proto_tree_add_item(tree, hf_gtpv2_ambr_up, tvb, offset, 4, ENC_BIG_ENDIAN); |
2699 | 2 | offset += 4; |
2700 | 2 | proto_tree_add_item(tree, hf_gtpv2_ambr_down, tvb, offset, 4, ENC_BIG_ENDIAN); |
2701 | 2 | } |
2702 | | |
2703 | | /* |
2704 | | * 8.8 EPS Bearer ID (EBI) |
2705 | | */ |
2706 | | static void |
2707 | | dissect_gtpv2_ebi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2708 | 4 | { |
2709 | | |
2710 | 4 | int offset = 0; |
2711 | 4 | uint8_t ebi; |
2712 | | |
2713 | | /* Spare (all bits set to 0) B8 - B5*/ |
2714 | 4 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset, 4, ENC_BIG_ENDIAN); |
2715 | | /* EPS Bearer ID (EBI) B4 - B1 */ |
2716 | 4 | ebi = tvb_get_uint8(tvb, offset); |
2717 | 4 | proto_tree_add_item(tree, hf_gtpv2_ebi, tvb, offset, 1, ENC_BIG_ENDIAN); |
2718 | 4 | proto_item_append_text(item, "%u", ebi); |
2719 | | |
2720 | 4 | } |
2721 | | /* |
2722 | | * 8.9 IP Address |
2723 | | */ |
2724 | | static void |
2725 | | dissect_gtpv2_ip_address(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2726 | 5 | { |
2727 | 5 | int offset = 0; |
2728 | | |
2729 | 5 | if (length == 4) |
2730 | 0 | { |
2731 | 0 | proto_tree_add_item(tree, hf_gtpv2_ip_address_ipv4, tvb, offset, length, ENC_BIG_ENDIAN); |
2732 | 0 | proto_item_append_text(item, "IPv4 %s", tvb_ip_to_str(pinfo->pool, tvb, offset)); |
2733 | 0 | } |
2734 | 5 | else if (length == 16) |
2735 | 0 | { |
2736 | 0 | proto_tree_add_item(tree, hf_gtpv2_ip_address_ipv6, tvb, offset, length, ENC_NA); |
2737 | 0 | proto_item_append_text(item, "IPv6 %s", tvb_ip6_to_str(pinfo->pool, tvb, offset)); |
2738 | 0 | } |
2739 | 5 | } |
2740 | | /* |
2741 | | * 8.10 Mobile Equipment Identity (MEI) |
2742 | | * The ME Identity field contains either the IMEI or the IMEISV |
2743 | | * as defined in clause 6.2 of 3GPP TS 23.003 [2]. It is encoded |
2744 | | * as specified in clause 7.7.53 of 3GPP TS 29.060 [4], beginning |
2745 | | * with octet 4 of Figure 7.7.53.1. The IMEI(SV) digits are encoded |
2746 | | * using BCD coding where IMEI is 15 BCD digits and IMEISV is 16 BCD |
2747 | | * digits. For IMEI, bits 5 to 8 of the last octet shall be filled |
2748 | | * with an end mark coded as '1111'. |
2749 | | */ |
2750 | | |
2751 | | void |
2752 | | dissect_gtpv2_mei(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2753 | 1 | { |
2754 | 1 | int offset = 0; |
2755 | 1 | char *mei_str; |
2756 | | |
2757 | | /* Fetch the BCD encoded digits from tvb low half byte, formating the digits according to |
2758 | | * a default digit set of 0-9 returning "?" for overdecadic digits a pointer to the EP |
2759 | | * allocated string will be returned. |
2760 | | */ |
2761 | 1 | proto_tree_add_item_ret_display_string(tree, hf_gtpv2_mei, tvb, offset, length, ENC_BCD_DIGITS_0_9|ENC_LITTLE_ENDIAN, pinfo->pool, &mei_str); |
2762 | 1 | proto_item_append_text(item, "%s", mei_str); |
2763 | 1 | } |
2764 | | |
2765 | | /* |
2766 | | * 8.11 MSISDN |
2767 | | * |
2768 | | * MSISDN is defined in 3GPP TS 23.003 |
2769 | | * Editor's note: MSISDN coding will be defined in TS 24.301. |
2770 | | */ |
2771 | | static void |
2772 | | dissect_gtpv2_msisdn(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2773 | 2 | { |
2774 | 2 | const char *digit_str; |
2775 | | |
2776 | | /* Octets 5 to (n+4) represent the MSISDN value is in international number format |
2777 | | * as described in ITU-T Rec E.164 [25] and 3GPP TS 29.002 [41]. |
2778 | | * MSISDN value contains only the actual MSISDN number (does not contain the "nature of |
2779 | | * address indicator" octet, which indicates "international number" |
2780 | | * as in 3GPP TS 29.002 [41]) and is encoded as TBCD digits, i.e. |
2781 | | * digits from 0 through 9 are encoded "0000" to "1001". |
2782 | | * When there is an odd number of digits, bits 8 to 5 of the last octet are encoded with |
2783 | | * the filler "1111". |
2784 | | */ |
2785 | | /* Fetch the BCD encoded digits from tvb low half byte, formating the digits according to |
2786 | | * a default digit set of 0-9 returning "?" for overdecadic digits a pointer to the EP |
2787 | | * allocated string will be returned. |
2788 | | */ |
2789 | 2 | digit_str = dissect_e164_msisdn(tvb, pinfo, tree, 0, length, E164_ENC_BCD); |
2790 | 2 | proto_item_append_text(item, "%s", digit_str); |
2791 | 2 | } |
2792 | | |
2793 | | /* |
2794 | | * 8.12 Indication |
2795 | | */ |
2796 | | void |
2797 | | dissect_gtpv2_ind(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
2798 | 5 | { |
2799 | 5 | int offset = 0; |
2800 | | |
2801 | 5 | static int* const oct5_flags[] = { |
2802 | 5 | &hf_gtpv2_daf, |
2803 | 5 | &hf_gtpv2_dtf, |
2804 | 5 | &hf_gtpv2_hi, |
2805 | 5 | &hf_gtpv2_dfi, |
2806 | 5 | &hf_gtpv2_oi, |
2807 | 5 | &hf_gtpv2_isrsi, |
2808 | 5 | &hf_gtpv2_israi, |
2809 | 5 | &hf_gtpv2_sgwci, |
2810 | 5 | NULL |
2811 | 5 | }; |
2812 | | |
2813 | | /* Octet 5 DAF DTF HI DFI OI ISRSI ISRAI SGWCI */ |
2814 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct5_flags, ENC_NA); |
2815 | 5 | if (length == 1) { |
2816 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, "Older version?, should be 2 octets in 8.0.0"); |
2817 | 0 | return; |
2818 | 0 | } |
2819 | | |
2820 | 5 | offset += 1; |
2821 | | |
2822 | 5 | static int* const oct6_flags[] = { |
2823 | 5 | &hf_gtpv2_sqci, |
2824 | 5 | &hf_gtpv2_uimsi, |
2825 | 5 | &hf_gtpv2_cfsi, |
2826 | 5 | &hf_gtpv2_crsi, |
2827 | 5 | &hf_gtpv2_ps, |
2828 | 5 | &hf_gtpv2_pt, |
2829 | 5 | &hf_gtpv2_si, |
2830 | 5 | &hf_gtpv2_msv, |
2831 | 5 | NULL |
2832 | 5 | }; |
2833 | | |
2834 | | /* Octet 6 SQCI UIMSI CFSI CRSI P PT SI MSV |
2835 | | * 3GPP TS 29.274 version 9.4.0 Release 9 |
2836 | | */ |
2837 | | |
2838 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct6_flags, ENC_NA); |
2839 | 5 | offset += 1; |
2840 | | |
2841 | 5 | if (length == 2) { |
2842 | 0 | return; |
2843 | 0 | } |
2844 | | /* Only present in version 9 and higher */ |
2845 | 5 | static int* const oct7_flags[] = { |
2846 | 5 | &hf_gtpv2_retloc, |
2847 | 5 | &hf_gtpv2_pbic, |
2848 | 5 | &hf_gtpv2_srni, |
2849 | 5 | &hf_gtpv2_s6af, |
2850 | 5 | &hf_gtpv2_s4af, |
2851 | 5 | &hf_gtpv2_mbmdt, |
2852 | 5 | &hf_gtpv2_israu, |
2853 | 5 | &hf_gtpv2_ccrsi, |
2854 | 5 | NULL |
2855 | 5 | }; |
2856 | | |
2857 | | /* Octet 7 RetLoc PBIC SRNI S6AF S4AF MBMDT ISRAU CCRSI */ |
2858 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct7_flags, ENC_NA); |
2859 | 5 | offset += 1; |
2860 | | |
2861 | 5 | if (length == 3) { |
2862 | 0 | return; |
2863 | 0 | } |
2864 | 5 | static int* const oct8_flags[] = { |
2865 | 5 | &hf_gtpv2_cprai, |
2866 | 5 | &hf_gtpv2_arrl, |
2867 | 5 | &hf_gtpv2_ppof, |
2868 | 5 | &hf_gtpv2_ppon_ppei, |
2869 | 5 | &hf_gtpv2_ppsi, |
2870 | 5 | &hf_gtpv2_csfbi, |
2871 | 5 | &hf_gtpv2_clii, |
2872 | 5 | &hf_gtpv2_cpsr, |
2873 | 5 | NULL |
2874 | 5 | }; |
2875 | | |
2876 | | /* Octet 8 CPRAI ARRL PPOF PPON/PPEI PPSI CSFBI CLII CPSR */ |
2877 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct8_flags, ENC_NA); |
2878 | 5 | offset += 1; |
2879 | | |
2880 | 5 | if (length == 4) { |
2881 | 0 | return; |
2882 | 0 | } |
2883 | | |
2884 | 5 | static int* const oct9_flags[] = { |
2885 | 5 | &hf_gtpv2_nsi, |
2886 | 5 | &hf_gtpv2_uasi, |
2887 | 5 | &hf_gtpv2_dtci, |
2888 | 5 | &hf_gtpv2_bdwi, |
2889 | 5 | &hf_gtpv2_psci, |
2890 | 5 | &hf_gtpv2_pcri, |
2891 | 5 | &hf_gtpv2_aosi, |
2892 | 5 | &hf_gtpv2_aopi, |
2893 | 5 | NULL |
2894 | 5 | }; |
2895 | | |
2896 | | /* Octet 9 NSI UASI DTCI BDWI PSCI PCRI AOSI AOPI */ |
2897 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct9_flags, ENC_NA); |
2898 | 5 | offset += 1; |
2899 | | |
2900 | 5 | if (length == 5) { |
2901 | 0 | return; |
2902 | 0 | } |
2903 | | |
2904 | 5 | static int* const oct10_flags[] = { |
2905 | 5 | &hf_gtpv2_roaai, |
2906 | 5 | &hf_gtpv2_epcosi, |
2907 | 5 | &hf_gtpv2_cpopci, |
2908 | 5 | &hf_gtpv2_pmtsmi, |
2909 | 5 | &hf_gtpv2_s11tf, |
2910 | 5 | &hf_gtpv2_pnsi, |
2911 | 5 | &hf_gtpv2_unaccsi, |
2912 | 5 | &hf_gtpv2_wpmsi, |
2913 | 5 | NULL |
2914 | 5 | }; |
2915 | | /* Octet 10 ROAAI EPCOSI CPOPCI PMTSMI S11TF PNSI UNACCSI WPMSI */ |
2916 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct10_flags, ENC_NA); |
2917 | 5 | offset += 1; |
2918 | | |
2919 | 5 | if (length == 6){ |
2920 | 0 | return; |
2921 | 0 | } |
2922 | | |
2923 | 5 | static int* const oct11_flags[] = { |
2924 | 5 | &hf_gtpv2_5gsnn26, |
2925 | 5 | &hf_gtpv2_reprefi, |
2926 | 5 | &hf_gtpv2_5gsiwk, |
2927 | 5 | &hf_gtpv2_eevrsi, |
2928 | 5 | &hf_gtpv2_ltemui, |
2929 | 5 | &hf_gtpv2_ltempi, |
2930 | 5 | &hf_gtpv2_enbcrsi, |
2931 | 5 | &hf_gtpv2_tspcmi, |
2932 | 5 | NULL |
2933 | 5 | }; |
2934 | | /*Octet 11 5GSNN26 REPREFI 5GSIWK EEVRSI LTEMUI LTEMPI ENBCRSI TSPCMI */ |
2935 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct11_flags, ENC_NA); |
2936 | 5 | offset += 1; |
2937 | | |
2938 | 5 | if (length == 7){ |
2939 | 0 | return; |
2940 | 0 | } |
2941 | | |
2942 | 5 | static int* const oct12_flags[] = { |
2943 | 5 | &hf_gtpv2_csrmfi, |
2944 | 5 | &hf_gtpv2_mtedtn, |
2945 | 5 | &hf_gtpv2_mtedta, |
2946 | 5 | &hf_gtpv2_n5gnmi, |
2947 | 5 | &hf_gtpv2_5gcnrs, |
2948 | 5 | &hf_gtpv2_5gcnri, |
2949 | 5 | &hf_gtpv2_5srhoi, |
2950 | 5 | &hf_gtpv2_ethpdn, |
2951 | 5 | NULL |
2952 | 5 | }; |
2953 | | /* Octet 12 CSRMFI MTEDTN MTEDTA N5GNMI 5GCNRS 5GCNRI 5SRHOI ETHPDN */ |
2954 | | |
2955 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct12_flags, ENC_NA); |
2956 | 5 | offset += 1; |
2957 | | |
2958 | 5 | if (length == 8) { |
2959 | 1 | return; |
2960 | 1 | } |
2961 | | |
2962 | 4 | static int* const oct13_flags[] = { |
2963 | 4 | &hf_gtpv2_nspusi, |
2964 | 4 | &hf_gtpv2_pgwrnsi, |
2965 | 4 | &hf_gtpv2_rppcsi, |
2966 | 4 | &hf_gtpv2_pgwchi, |
2967 | 4 | &hf_gtpv2_sissme, |
2968 | 4 | &hf_gtpv2_nsenbi, |
2969 | 4 | &hf_gtpv2_idfupf, |
2970 | 4 | &hf_gtpv2_emci, |
2971 | 4 | NULL |
2972 | 4 | }; |
2973 | | |
2974 | | /* Octet 13 NSOUSI PGWRNSI RPPCSI PGWCHI SISSME NSENBI IDFUPF EMCI */ |
2975 | 4 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct13_flags, ENC_NA); |
2976 | 4 | offset += 1; |
2977 | | |
2978 | 4 | if (length == 9) { |
2979 | 0 | return; |
2980 | 0 | } |
2981 | | |
2982 | 4 | static int* const oct14_flags[] = { |
2983 | 4 | &hf_gtpv2_spare_b7_b4, |
2984 | 4 | &hf_gtpv2_lapcosi, |
2985 | 4 | &hf_gtpv2_ltemsai, |
2986 | 4 | &hf_gtpv2_srtpi, |
2987 | 4 | &hf_gtpv2_upipsi, |
2988 | 4 | NULL |
2989 | 4 | }; |
2990 | | |
2991 | | /* Octet 13 Spare LAPCOSI LTEMSAI SRTPI UPIPSI */ |
2992 | 4 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, oct14_flags, ENC_NA); |
2993 | 4 | offset += 1; |
2994 | | |
2995 | 4 | if (length == 10) { |
2996 | 0 | return; |
2997 | 0 | } |
2998 | | |
2999 | 4 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
3000 | | |
3001 | | |
3002 | 4 | } |
3003 | | |
3004 | | /* |
3005 | | * 8.13 Protocol Configuration Options (PCO) |
3006 | | * Protocol Configuration Options (PCO) is transferred via GTP tunnels. The sending entity copies the value part of the |
3007 | | * PCO into the Value field of the PCO IE. The detailed coding of the PCO field from octets 5 to (n+4) shall be specified |
3008 | | * as per clause 10.5.6.3 of 3GPP TS 24.008 [5], starting with octet 3. |
3009 | | * Dissected in packet-gsm_a_gm.c |
3010 | | */ |
3011 | | static void |
3012 | | dissect_gtpv2_pco(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3013 | 16 | { |
3014 | 16 | switch (message_type) { |
3015 | 1 | case GTPV2_CREATE_SESSION_REQUEST: |
3016 | 1 | case GTPV2_DELETE_SESSION_REQUEST: |
3017 | 2 | case GTPV2_BEARER_RESOURCE_COMMAND: |
3018 | 2 | case GTPV2_CREATE_BEARER_RESPONSE: |
3019 | 2 | case GTPV2_UPDATE_BEARER_RESPONSE: |
3020 | 2 | case GTPV2_DELETE_BEARER_RESPONSE: |
3021 | | /* PCO options as MS to network direction */ |
3022 | 2 | pinfo->link_dir = P2P_DIR_UL; |
3023 | 2 | break; |
3024 | 0 | case GTPV2_CREATE_SESSION_RESPONSE: |
3025 | 0 | case GTPV2_MODIFY_BEARER_RESPONSE: |
3026 | 3 | case GTPV2_DELETE_SESSION_RESPONSE: |
3027 | 3 | case GTPV2_CREATE_BEARER_REQUEST: |
3028 | 3 | case GTPV2_UPDATE_BEARER_REQUEST: |
3029 | 3 | case GTPV2_DELETE_BEARER_REQUEST: |
3030 | | /* PCO options as Network to MS direction: */ |
3031 | 3 | pinfo->link_dir = P2P_DIR_DL; |
3032 | 3 | break; |
3033 | 11 | default: |
3034 | 11 | break; |
3035 | 16 | } |
3036 | 16 | de_sm_pco(tvb, tree, pinfo, 0, length, NULL, 0); |
3037 | 16 | } |
3038 | | |
3039 | | /* |
3040 | | * 8.14 PDN Address Allocation (PAA) |
3041 | | */ |
3042 | | |
3043 | | static const value_string gtpv2_pdn_type_vals[] = { |
3044 | | {1, "IPv4"}, |
3045 | | {2, "IPv6"}, |
3046 | | {3, "IPv4/IPv6"}, |
3047 | | {4, "Non-IP"}, |
3048 | | {5, "Ethernet"}, |
3049 | | {0, NULL} |
3050 | | }; |
3051 | | value_string_ext gtpv2_pdn_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_pdn_type_vals); |
3052 | | |
3053 | | void |
3054 | | dissect_gtpv2_paa(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3055 | 2 | { |
3056 | 2 | int offset = 0; |
3057 | 2 | uint8_t pdn_type; |
3058 | | |
3059 | 2 | pdn_type = tvb_get_uint8(tvb, offset); |
3060 | 2 | proto_tree_add_item(tree, hf_gtpv2_pdn_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
3061 | 2 | offset += 1; |
3062 | 2 | switch (pdn_type) |
3063 | 2 | { |
3064 | 0 | case 1: |
3065 | | /* IPv4 */ |
3066 | 0 | if (length != 5) { |
3067 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
3068 | 0 | "Wrong length indicated. Expected 5, got %u", length); |
3069 | 0 | return; |
3070 | 0 | } |
3071 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
3072 | 0 | proto_item_append_text(item, "IPv4 %s", tvb_ip_to_str(pinfo->pool, tvb, offset)); |
3073 | 0 | break; |
3074 | 0 | case 2: |
3075 | | /* IPv6*/ |
3076 | | /* If PDN type value indicates IPv6, octet 6 contains the IPv6 Prefix Length. |
3077 | | * Octets 7 through 22 contain an IPv6 Prefix and Interface Identifier. |
3078 | | * Bit 8 of octet 7 represents the most significant bit of the IPv6 Prefix |
3079 | | * and Interface Identifier and bit 1 of octet 22 the least significant bit. |
3080 | | */ |
3081 | 0 | if (length != 18) { |
3082 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
3083 | 0 | "Wrong length indicated. Expected 18, got %u", length); |
3084 | 0 | return; |
3085 | 0 | } |
3086 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_ipv6_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
3087 | 0 | offset += 1; |
3088 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_ipv6, tvb, offset, 16, ENC_NA); |
3089 | 0 | proto_item_append_text(item, "IPv6 %s", tvb_ip6_to_str(pinfo->pool, tvb, offset)); |
3090 | 0 | break; |
3091 | 0 | case 3: |
3092 | | /* IPv4/IPv6 */ |
3093 | | /* If PDN type value indicates IPv4v6, octet 6 contains the IPv6 Prefix Length. |
3094 | | * Octets 7 through 22 contain an IPv6 Prefix and Interface Identifier. |
3095 | | * Bit 8 of octet 7 represents the most significant bit of the IPv6 Prefix |
3096 | | * and Interface Identifier and bit 1 of octet 22 the least significant bit. |
3097 | | * Octets 23 through 26 contain an IPv4 address. Bit 8 of octet 23 represents |
3098 | | * the most significant bit of the IPv4 address and bit 1 of octet 26 the least |
3099 | | * significant bit. |
3100 | | */ |
3101 | 0 | if (length != 22) { |
3102 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
3103 | 0 | "Wrong length indicated. Expected 22, got %u", length); |
3104 | 0 | return; |
3105 | 0 | } |
3106 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_ipv6_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
3107 | 0 | offset += 1; |
3108 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_ipv6, tvb, offset, 16, ENC_NA); |
3109 | 0 | proto_item_append_text(item, "IPv6 %s, ", tvb_ip6_to_str(pinfo->pool, tvb, offset)); |
3110 | 0 | offset += 16; |
3111 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
3112 | 0 | proto_item_append_text(item, "IPv4 %s", tvb_ip_to_str(pinfo->pool, tvb, offset)); |
3113 | 0 | break; |
3114 | 0 | case 4: /* Non IP */ |
3115 | 0 | case 5: /* Ethernet */ |
3116 | | /* If PDN type value indicates Non-IP or Ethernet, octets from 6 to 'n+4' |
3117 | | shall not be present. */ |
3118 | 0 | if (length != 1) { |
3119 | 0 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
3120 | 0 | "Wrong length indicated. Expected 1, got %u", length); |
3121 | 0 | return; |
3122 | 0 | } |
3123 | 2 | default: |
3124 | 2 | break; |
3125 | 2 | } |
3126 | 2 | } |
3127 | | /* |
3128 | | * 8.15 Bearer Quality of Service (Bearer QoS) |
3129 | | */ |
3130 | | |
3131 | | void |
3132 | | dissect_gtpv2_bearer_qos(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3133 | 4 | { |
3134 | 4 | int offset = 0; |
3135 | 4 | static int* const bearer_qos_oct1_flags[] = { |
3136 | 4 | &hf_gtpv2_bearer_qos_pci, |
3137 | 4 | &hf_gtpv2_bearer_qos_pl, |
3138 | 4 | &hf_gtpv2_bearer_qos_pvi, |
3139 | 4 | NULL |
3140 | 4 | }; |
3141 | 4 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, bearer_qos_oct1_flags, ENC_BIG_ENDIAN); |
3142 | 4 | offset += 1; |
3143 | 4 | proto_tree_add_item(tree, hf_gtpv2_bearer_qos_label_qci, tvb, offset, 1, ENC_BIG_ENDIAN); |
3144 | 4 | offset += 1; |
3145 | 4 | proto_tree_add_item(tree, hf_gtpv2_bearer_qos_mbr_up, tvb, offset, 5, ENC_BIG_ENDIAN); |
3146 | 4 | offset += 5; |
3147 | 4 | proto_tree_add_item(tree, hf_gtpv2_bearer_qos_mbr_down, tvb, offset, 5, ENC_BIG_ENDIAN); |
3148 | 4 | offset += 5; |
3149 | 4 | proto_tree_add_item(tree, hf_gtpv2_bearer_qos_gbr_up, tvb, offset, 5, ENC_BIG_ENDIAN); |
3150 | 4 | offset += 5; |
3151 | 4 | proto_tree_add_item(tree, hf_gtpv2_bearer_qos_gbr_down, tvb, offset, 5, ENC_BIG_ENDIAN); |
3152 | 4 | } |
3153 | | |
3154 | | /* |
3155 | | * 8.16 Flow Quality of Service (Flow QoS) |
3156 | | */ |
3157 | | |
3158 | | static void |
3159 | | dissect_gtpv2_flow_qos(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3160 | 3 | { |
3161 | 3 | int offset = 0; |
3162 | 3 | proto_tree_add_item(tree, hf_gtpv2_flow_qos_label_qci, tvb, offset, 1, ENC_BIG_ENDIAN); |
3163 | 3 | offset += 1; |
3164 | 3 | proto_tree_add_item(tree, hf_gtpv2_flow_qos_mbr_up, tvb, offset, 5, ENC_BIG_ENDIAN); |
3165 | 3 | offset += 5; |
3166 | 3 | proto_tree_add_item(tree, hf_gtpv2_flow_qos_mbr_down, tvb, offset, 5, ENC_BIG_ENDIAN); |
3167 | 3 | offset += 5; |
3168 | 3 | proto_tree_add_item(tree, hf_gtpv2_flow_qos_gbr_up, tvb, offset, 5, ENC_BIG_ENDIAN); |
3169 | 3 | offset += 5; |
3170 | 3 | proto_tree_add_item(tree, hf_gtpv2_flow_qos_gbr_down, tvb, offset, 5, ENC_BIG_ENDIAN); |
3171 | 3 | } |
3172 | | |
3173 | | /* |
3174 | | * 8.17 RAT Type |
3175 | | */ |
3176 | | static const value_string gtpv2_rat_type_vals[] = { |
3177 | | {0, "Reserved"}, |
3178 | | {1, "UTRAN"}, |
3179 | | {2, "GERAN"}, |
3180 | | {3, "WLAN"}, |
3181 | | {4, "GAN"}, |
3182 | | {5, "HSPA Evolution"}, |
3183 | | {6, "EUTRAN"}, |
3184 | | {7, "Virtual"}, |
3185 | | {8, "EUTRAN-NB-IoT"}, |
3186 | | {9, "LTE-M"}, |
3187 | | {10, "NR"}, |
3188 | | {11, "WB-E-UTRAN(LEO)"}, |
3189 | | {12, "WB-E-UTRAN(MEO)"}, |
3190 | | {13, "WB-E-UTRAN(GEO)"}, |
3191 | | {14, "WB-E-UTRAN(OTHERSAT)"}, |
3192 | | {15, "EUTRAN-NB-IoT(LEO)"}, |
3193 | | {16, "EUTRAN-NB-IoT(MEO)"}, |
3194 | | {17, "EUTRAN-NB-IoT(GEO)"}, |
3195 | | {18, "EUTRAN-NB-IoT(OTHERSAT)"}, |
3196 | | {19, "LTE-M(LEO)"}, |
3197 | | {20, "LTE-M(MEO)"}, |
3198 | | {21, "LTE-M(GEO)"}, |
3199 | | {22, "LTE-M(OTHERSAT)"}, |
3200 | | {0, NULL} |
3201 | | }; |
3202 | | value_string_ext gtpv2_rat_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_rat_type_vals); |
3203 | | |
3204 | | |
3205 | | static void |
3206 | | dissect_gtpv2_rat_type(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3207 | 2 | { |
3208 | 2 | uint8_t rat_type; |
3209 | | |
3210 | 2 | rat_type = tvb_get_uint8(tvb, 0); |
3211 | 2 | proto_tree_add_item(tree, hf_gtpv2_rat_type, tvb, 0, 1, ENC_BIG_ENDIAN); |
3212 | 2 | proto_item_append_text(item, "%s (%u)", val_to_str_ext_const(rat_type, >pv2_rat_type_vals_ext, "Unknown"), rat_type); |
3213 | | |
3214 | 2 | } |
3215 | | |
3216 | | /* |
3217 | | * 8.18 Serving Network |
3218 | | */ |
3219 | | static void |
3220 | | dissect_gtpv2_serv_net(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3221 | 4 | { |
3222 | 4 | char *mcc_mnc_str; |
3223 | | |
3224 | 4 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, 0, E212_SERV_NET, true); |
3225 | 4 | proto_item_append_text(item, "%s", mcc_mnc_str); |
3226 | 4 | } |
3227 | | |
3228 | | /* |
3229 | | * 8.19 EPS Bearer Level Traffic Flow Template (Bearer TFT) |
3230 | | */ |
3231 | | |
3232 | | static void |
3233 | | dissect_gtpv2_bearer_tft(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3234 | 30 | { |
3235 | | /* The detailed coding of Traffic Aggregate |
3236 | | * Description is specified in 3GPP TS 24.008 [5] , |
3237 | | * clause 10.5.6.12, beginning with octet 3.. |
3238 | | * Use the decoding in packet-gsm_a_gm.c |
3239 | | */ |
3240 | 30 | de_sm_tflow_temp(tvb, tree, pinfo, 0, length, NULL, 0); |
3241 | | |
3242 | 30 | } |
3243 | | /* 8.20 Traffic Aggregate Description (TAD) |
3244 | | */ |
3245 | | static void |
3246 | | dissect_gtpv2_tad(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3247 | 27 | { |
3248 | | /* The detailed coding of Traffic Aggregate |
3249 | | * Description is specified in 3GPP TS 24.008 [5] , |
3250 | | * clause 10.5.6.12, beginning with octet 3.. |
3251 | | * Use the decoding in packet-gsm_a_gm.c |
3252 | | */ |
3253 | 27 | de_sm_tflow_temp(tvb, tree, pinfo, 0, length, NULL, 0); |
3254 | 27 | } |
3255 | | |
3256 | | /* |
3257 | | * 8.21 User Location Info (ULI) |
3258 | | * |
3259 | | * The flags ECGI, TAI, RAI, SAI and CGI in octed 5 indicate if the corresponding |
3260 | | * fields are present in the IE or not. If one of these flags is set to "0", |
3261 | | * the corresponding field is not present at all. The respective identities are defined in 3GPP |
3262 | | * TS 23.003 [2]. |
3263 | | * Editor's Note: The definition of ECGI is missing in 3GPP TS 23.003 v8.1.0. |
3264 | | * It can be found in 3GPP TS 36.413 v8.3.0, but it is expected that it will be moved |
3265 | | * to 23.003 in a future version. |
3266 | | */ |
3267 | | char* |
3268 | | dissect_gtpv2_tai(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset, bool is_5gs) |
3269 | 561 | { |
3270 | 561 | char *str = NULL; |
3271 | 561 | char *mcc_mnc_str; |
3272 | 561 | uint32_t tac; |
3273 | | |
3274 | 561 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_TAI, true); |
3275 | 561 | *offset += 3; |
3276 | 561 | if (is_5gs) { |
3277 | 0 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_5gs_tai_tac, tvb, *offset, 3, ENC_BIG_ENDIAN, &tac); |
3278 | 0 | *offset += 3; |
3279 | 561 | } else { |
3280 | 561 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_tai_tac, tvb, *offset, 2, ENC_BIG_ENDIAN, &tac); |
3281 | 561 | *offset += 2; |
3282 | 561 | } |
3283 | 561 | str = wmem_strdup_printf(pinfo->pool, "%s, TAC 0x%x", |
3284 | 561 | mcc_mnc_str, |
3285 | 561 | tac); |
3286 | | |
3287 | 561 | return str; |
3288 | 561 | } |
3289 | | |
3290 | | static char* |
3291 | | dissect_gtpv2_ecgi(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset) |
3292 | 667 | { |
3293 | 667 | char *str = NULL; |
3294 | 667 | char *mcc_mnc_str; |
3295 | 667 | uint8_t octet; |
3296 | 667 | uint32_t octet4; |
3297 | 667 | uint8_t spare; |
3298 | 667 | uint32_t ECGI; |
3299 | 667 | static int* const ECGI_flags[] = { |
3300 | 667 | &hf_gtpv2_enodebid, |
3301 | 667 | &hf_gtpv2_cellid, |
3302 | 667 | NULL |
3303 | 667 | }; |
3304 | | |
3305 | 667 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_ECGI, true); |
3306 | 667 | *offset += 3; |
3307 | | /* The bits 8 through 5, of octet e+3 (Fig 8.21.5-1 in TS 29.274 V8.2.0) are spare |
3308 | | * and hence they would not make any difference to the hex string following it, |
3309 | | * thus we directly read 4 bytes from the tvb |
3310 | | */ |
3311 | | |
3312 | 667 | octet = tvb_get_uint8(tvb, *offset); |
3313 | 667 | spare = octet & 0xF0; |
3314 | 667 | octet4 = tvb_get_ntohl(tvb, *offset); |
3315 | 667 | ECGI = octet4 & 0x0FFFFFFF; |
3316 | 667 | proto_tree_add_uint(tree, hf_gtpv2_ecgi_eci_spare, tvb, *offset, 1, spare); |
3317 | | /* The coding of the E-UTRAN cell identifier is the responsibility of each administration. |
3318 | | * Coding using full hexadecimal representation shall be used. |
3319 | | */ |
3320 | 667 | proto_tree_add_bitmask(tree, tvb, *offset, hf_gtpv2_ecgi_eci, ett_gtpv2_eci, ECGI_flags, ENC_BIG_ENDIAN); |
3321 | 667 | *offset += 4; |
3322 | 667 | str = wmem_strdup_printf(pinfo->pool, "%s, ECGI 0x%x", |
3323 | 667 | mcc_mnc_str, |
3324 | 667 | ECGI); |
3325 | | |
3326 | | |
3327 | 667 | return str; |
3328 | 667 | } |
3329 | | |
3330 | | static char* |
3331 | | dissect_gtpv2_rai(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset) |
3332 | 294 | { |
3333 | 294 | char *str = NULL; |
3334 | 294 | char *mcc_mnc_str; |
3335 | 294 | uint16_t lac, rac; |
3336 | | |
3337 | 294 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_RAI, true); |
3338 | 294 | *offset += 3; |
3339 | 294 | lac = tvb_get_ntohs(tvb, *offset); |
3340 | 294 | proto_tree_add_item(tree, hf_gtpv2_rai_lac, tvb, *offset, 2, ENC_BIG_ENDIAN); |
3341 | 294 | *offset += 2; |
3342 | | /* 3GPP 29.274 8.21.3 RAI Field |
3343 | | * "Only Octet c+5 contains the RAC. Octet c+6 is coded as all 1's (11111111)." |
3344 | | * (We could, here and in GTP, check that the other octet is all 1's.) |
3345 | | */ |
3346 | 294 | rac = tvb_get_uint8(tvb, *offset); |
3347 | 294 | proto_tree_add_item(tree, hf_gtpv2_rai_rac, tvb, *offset, 1, ENC_BIG_ENDIAN); |
3348 | 294 | *offset += 2; |
3349 | 294 | str = wmem_strdup_printf(pinfo->pool, "%s, LAC 0x%x, RAC 0x%x", |
3350 | 294 | mcc_mnc_str, |
3351 | 294 | lac, |
3352 | 294 | rac); |
3353 | | |
3354 | 294 | return str; |
3355 | 294 | } |
3356 | | |
3357 | | static char* |
3358 | | dissect_gtpv2_sai_common(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset) |
3359 | 831 | { |
3360 | 831 | char *str = NULL; |
3361 | 831 | char *mcc_mnc_str; |
3362 | 831 | uint16_t lac, sac; |
3363 | | |
3364 | 831 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_SAI, true); |
3365 | 831 | *offset += 3; |
3366 | 831 | lac = tvb_get_ntohs(tvb, *offset); |
3367 | 831 | proto_tree_add_item(tree, hf_gtpv2_sai_lac, tvb, *offset, 2, ENC_BIG_ENDIAN); |
3368 | 831 | *offset += 2; |
3369 | 831 | sac = tvb_get_ntohs(tvb, *offset); |
3370 | 831 | proto_tree_add_item(tree, hf_gtpv2_sai_sac, tvb, *offset, 2, ENC_BIG_ENDIAN); |
3371 | 831 | *offset += 2; |
3372 | 831 | str = wmem_strdup_printf(pinfo->pool, "%s, LAC 0x%x, SAC 0x%x", |
3373 | 831 | mcc_mnc_str, |
3374 | 831 | lac, |
3375 | 831 | sac); |
3376 | | |
3377 | 831 | return str; |
3378 | 831 | } |
3379 | | |
3380 | | static char* |
3381 | | dissect_gtpv2_cgi(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset) |
3382 | 579 | { |
3383 | 579 | char *str = NULL; |
3384 | 579 | char *mcc_mnc_str; |
3385 | 579 | uint16_t lac, ci; |
3386 | | |
3387 | 579 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_CGI, true); |
3388 | 579 | *offset += 3; |
3389 | 579 | lac = tvb_get_ntohs(tvb, *offset); |
3390 | 579 | proto_tree_add_item(tree, hf_gtpv2_uli_cgi_lac, tvb, *offset, 2, ENC_BIG_ENDIAN); |
3391 | 579 | *offset += 2; |
3392 | 579 | ci = tvb_get_ntohs(tvb, *offset); |
3393 | 579 | proto_tree_add_item(tree, hf_gtpv2_uli_cgi_ci, tvb, *offset, 2, ENC_BIG_ENDIAN); |
3394 | 579 | *offset += 2; |
3395 | 579 | str = wmem_strdup_printf(pinfo->pool, "%s, LAC 0x%x, CI 0x%x", |
3396 | 579 | mcc_mnc_str, |
3397 | 579 | lac, |
3398 | 579 | ci); |
3399 | | |
3400 | 579 | return str; |
3401 | 579 | } |
3402 | | |
3403 | | static char* |
3404 | | dissect_gtpv2_macro_enodeb_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset) |
3405 | 943 | { |
3406 | 943 | char *str = NULL; |
3407 | 943 | char *mcc_mnc_str; |
3408 | 943 | uint32_t macro_enodeb_id; |
3409 | | |
3410 | 943 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_NONE, true); |
3411 | 943 | *offset += 3; |
3412 | | /* The Macro eNodeB ID consists of 20 bits. |
3413 | | * Bit 4 of Octet 4 is the most significant bit and bit 1 of Octet 6 is the least significant bit. |
3414 | | */ |
3415 | 943 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_macro_enodeb_id, tvb, *offset, 3, ENC_BIG_ENDIAN, ¯o_enodeb_id); |
3416 | 943 | *offset += 3; |
3417 | | |
3418 | 943 | str = wmem_strdup_printf(pinfo->pool, "%s, Macro eNodeB ID 0x%x", |
3419 | 943 | mcc_mnc_str, |
3420 | 943 | macro_enodeb_id); |
3421 | | |
3422 | 943 | return str; |
3423 | 943 | } |
3424 | | |
3425 | | static const true_false_string gtpv2_smenb = { |
3426 | | "Short Macro eNodeB ID", |
3427 | | "Long Macro eNodeB ID", |
3428 | | }; |
3429 | | |
3430 | | static char* |
3431 | | dissect_gtpv2_ext_macro_enodeb_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset, int hfindex) |
3432 | 206 | { |
3433 | 206 | char *str = NULL; |
3434 | 206 | char *mcc_mnc_str; |
3435 | 206 | uint32_t ext_macro_enodeb_id; |
3436 | | |
3437 | 206 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_NONE, true); |
3438 | 206 | *offset += 3; |
3439 | | /* The Extended Macro eNodeB ID consists of 21 bits. */ |
3440 | 206 | proto_tree_add_item(tree, hf_gtpv2_smenb, tvb, *offset, 1, ENC_BIG_ENDIAN); |
3441 | 206 | proto_tree_add_item_ret_uint(tree, hfindex, tvb, *offset, 3, ENC_BIG_ENDIAN, &ext_macro_enodeb_id); |
3442 | 206 | *offset += 3; |
3443 | | |
3444 | 206 | str = wmem_strdup_printf(pinfo->pool, "%s, Extended Macro %seNodeB ID 0x%x", |
3445 | 206 | mcc_mnc_str, |
3446 | 206 | hfindex == hf_gtpv2_ext_macro_ng_enodeb_id ? "ng-" : "", |
3447 | 206 | ext_macro_enodeb_id); |
3448 | | |
3449 | 206 | return str; |
3450 | 206 | } |
3451 | | |
3452 | | |
3453 | | static char* |
3454 | | decode_gtpv2_uli(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t instance _U_, unsigned flags) |
3455 | 10 | { |
3456 | 10 | int offset = 1; /* flags are already dissected */ |
3457 | 10 | proto_tree *part_tree; |
3458 | 10 | char *mcc_mnc_str; |
3459 | 10 | char *str = NULL; |
3460 | | |
3461 | | /* 8.21.1 CGI field */ |
3462 | 10 | if (flags & GTPv2_ULI_CGI_MASK) |
3463 | 3 | { |
3464 | | |
3465 | 3 | proto_item_append_text(item, "CGI "); |
3466 | 3 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 7, |
3467 | 3 | ett_gtpv2_uli_field, NULL, "Cell Global Identity (CGI)"); |
3468 | | |
3469 | 3 | str = dissect_gtpv2_cgi(tvb, pinfo, part_tree, &offset); |
3470 | | |
3471 | 3 | if (offset == length) |
3472 | 0 | return str; |
3473 | 3 | } |
3474 | | |
3475 | | /* 8.21.2 SAI field */ |
3476 | 10 | if (flags & GTPv2_ULI_SAI_MASK) |
3477 | 4 | { |
3478 | 4 | proto_item_append_text(item, "SAI "); |
3479 | 4 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 7, |
3480 | 4 | ett_gtpv2_uli_field, NULL, "Service Area Identity (SAI)"); |
3481 | | |
3482 | 4 | str = dissect_gtpv2_sai_common(tvb, pinfo, part_tree, &offset); |
3483 | | |
3484 | 4 | if (offset == length) |
3485 | 0 | return str; |
3486 | 4 | } |
3487 | | /* 8.21.3 RAI field */ |
3488 | 10 | if (flags & GTPv2_ULI_RAI_MASK) |
3489 | 8 | { |
3490 | 8 | proto_item_append_text(item, "RAI "); |
3491 | 8 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 7, |
3492 | 8 | ett_gtpv2_uli_field, NULL, "Routeing Area Identity (RAI)"); |
3493 | | |
3494 | 8 | str = dissect_gtpv2_rai(tvb, pinfo, part_tree, &offset); |
3495 | | |
3496 | 8 | if (offset == length) |
3497 | 0 | return str; |
3498 | 8 | } |
3499 | | /* 8.21.4 TAI field */ |
3500 | 10 | if (flags & GTPv2_ULI_TAI_MASK) |
3501 | 2 | { |
3502 | 2 | proto_item_append_text(item, "TAI "); |
3503 | 2 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 5, |
3504 | 2 | ett_gtpv2_uli_field, NULL, "Tracking Area Identity (TAI)"); |
3505 | | |
3506 | 2 | str = dissect_gtpv2_tai(tvb, pinfo, part_tree, &offset, false); |
3507 | | |
3508 | 2 | if (offset == length) |
3509 | 0 | return str; |
3510 | 2 | } |
3511 | | /* 8.21.5 ECGI field */ |
3512 | 10 | if (flags & GTPv2_ULI_ECGI_MASK) |
3513 | 4 | { |
3514 | 4 | proto_item_append_text(item, "ECGI "); |
3515 | 4 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 7, |
3516 | 4 | ett_gtpv2_uli_field, NULL, "E-UTRAN Cell Global Identifier (ECGI)"); |
3517 | | |
3518 | 4 | str = dissect_gtpv2_ecgi(tvb, pinfo, part_tree, &offset); |
3519 | | |
3520 | 4 | if (offset == length) |
3521 | 0 | return str; |
3522 | | |
3523 | 4 | } |
3524 | | /* 8.21.6 LAI field */ |
3525 | 10 | if (flags & GTPv2_ULI_LAI_MASK) |
3526 | 4 | { |
3527 | 4 | uint32_t lac; |
3528 | 4 | proto_item_append_text(item, "LAI "); |
3529 | 4 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 5, |
3530 | 4 | ett_gtpv2_uli_field, NULL, "LAI (Location Area Identifier)"); |
3531 | 4 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, part_tree, offset, E212_LAI, true); |
3532 | 4 | offset += 3; |
3533 | | |
3534 | | /* The Location Area Code (LAC) consists of 2 octets. Bit 8 of Octet f+3 is the most significant bit |
3535 | | * and bit 1 of Octet f+4 the least significant bit. The coding of the location area code is the |
3536 | | * responsibility of each administration. Coding using full hexadecimal representation shall be used. |
3537 | | */ |
3538 | 4 | proto_tree_add_item_ret_uint(part_tree, hf_gtpv2_uli_lai_lac, tvb, offset, 2, ENC_BIG_ENDIAN, &lac); |
3539 | 4 | offset += 2; |
3540 | 4 | str = wmem_strdup_printf(pinfo->pool, "%s, LAC 0x%x", |
3541 | 4 | mcc_mnc_str, |
3542 | 4 | lac); |
3543 | | |
3544 | 4 | } |
3545 | | /* 8.21.7 Macro eNodeB ID field */ |
3546 | 10 | if (flags & GTPv2_ULI_MACRO_eNB_ID_MASK) |
3547 | 5 | { |
3548 | 5 | proto_item_append_text(item, "Macro eNodeB ID "); |
3549 | 5 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 6, |
3550 | 5 | ett_gtpv2_uli_field, NULL, "Macro eNodeB ID"); |
3551 | | |
3552 | 5 | str = dissect_gtpv2_macro_enodeb_id(tvb, pinfo, part_tree, &offset); |
3553 | | |
3554 | 5 | if (offset == length) |
3555 | 0 | return str; |
3556 | 5 | } |
3557 | | |
3558 | | /* 8.21.8 Extended Macro eNodeB ID field */ |
3559 | 10 | if (flags & GTPv2_ULI_EXT_MACRO_eNB_ID_MASK) |
3560 | 2 | { |
3561 | 2 | proto_item_append_text(item, "Ext Macro eNodeB ID "); |
3562 | 2 | part_tree = proto_tree_add_subtree(tree, tvb, offset, 6, |
3563 | 2 | ett_gtpv2_uli_field, NULL, "Extended Macro eNodeB ID"); |
3564 | | |
3565 | 2 | str = dissect_gtpv2_ext_macro_enodeb_id(tvb, pinfo, part_tree, &offset, hf_gtpv2_ext_macro_enodeb_id); |
3566 | | |
3567 | 2 | if (offset == length) |
3568 | 0 | return str; |
3569 | 2 | } |
3570 | | |
3571 | 10 | return str; |
3572 | | |
3573 | 10 | } |
3574 | | |
3575 | | void |
3576 | | dissect_gtpv2_uli(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3577 | 10 | { |
3578 | 10 | int offset = 0; |
3579 | 10 | uint64_t flags; |
3580 | | |
3581 | 10 | static int * const gtpv2_uli_flags[] = { |
3582 | 10 | &hf_gtpv2_uli_ext_macro_enb_id_flg, |
3583 | 10 | &hf_gtpv2_uli_macro_enb_id_flg, |
3584 | 10 | &hf_gtpv2_uli_lai_flg, |
3585 | 10 | &hf_gtpv2_uli_ecgi_flg, |
3586 | 10 | &hf_gtpv2_uli_tai_flg, |
3587 | 10 | &hf_gtpv2_uli_rai_flg, |
3588 | 10 | &hf_gtpv2_uli_sai_flg, |
3589 | 10 | &hf_gtpv2_uli_cgi_flg, |
3590 | 10 | NULL |
3591 | 10 | }; |
3592 | | |
3593 | 10 | proto_tree_add_bitmask_with_flags_ret_uint64(tree, tvb, offset, hf_gtpv2_uli_flags, |
3594 | 10 | ett_gtpv2_uli_flags, gtpv2_uli_flags, ENC_BIG_ENDIAN, BMT_NO_FALSE| BMT_NO_INT, &flags); |
3595 | | |
3596 | 10 | decode_gtpv2_uli(tvb, pinfo, tree, item, length, instance, (unsigned)flags); |
3597 | | |
3598 | 10 | return; |
3599 | 10 | } |
3600 | | |
3601 | | /* Diameter 3GPP AVP Code: 22 3GPP-User-Location-Info */ |
3602 | | /* |
3603 | | * TS 29.061 v15.5.0 |
3604 | | * 16.4.7.2 Coding 3GPP Vendor-Specific RADIUS attributes |
3605 | | */ |
3606 | | static const value_string geographic_location_type_vals[] = { |
3607 | | {0, "CGI"}, |
3608 | | {1, "SAI"}, |
3609 | | {2, "RAI"}, |
3610 | | {128, "TAI"}, |
3611 | | {129, "ECGI"}, |
3612 | | {130, "TAI and ECGI"}, |
3613 | | {131, "eNodeB ID"}, |
3614 | | {132, "TAI and eNodeB ID"}, |
3615 | | {133, "extended eNodeB ID"}, |
3616 | | {134, "TAI and extended eNodeB ID"}, |
3617 | | {135, "NCGI"}, |
3618 | | {136, "5GS TAI"}, |
3619 | | {137, "5GS TAI and NCGI"}, |
3620 | | {138, "NG-RAN Node ID"}, |
3621 | | {139, "5GS TAI and NG-RAN Node ID"}, |
3622 | | /* 140-255 Spare for future use */ |
3623 | | {0, NULL} |
3624 | | }; |
3625 | | |
3626 | | static int |
3627 | | dissect_3gpp_uli(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, char **avp_str) |
3628 | 0 | { |
3629 | 0 | int offset = 0; |
3630 | 0 | unsigned length; |
3631 | 0 | unsigned flags; |
3632 | 0 | uint32_t flags_3gpp; |
3633 | 0 | char *str_buf = NULL; |
3634 | 0 | length = tvb_reported_length(tvb); |
3635 | |
|
3636 | 0 | if (!avp_str) |
3637 | 0 | avp_str = &str_buf; |
3638 | |
|
3639 | 0 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_glt, tvb, offset, 1, ENC_BIG_ENDIAN, &flags_3gpp); |
3640 | 0 | offset++; |
3641 | |
|
3642 | 0 | switch (flags_3gpp) |
3643 | 0 | { |
3644 | 0 | case 0: |
3645 | | /* CGI */ |
3646 | 0 | flags = GTPv2_ULI_CGI_MASK; |
3647 | 0 | break; |
3648 | 0 | case 1: |
3649 | | /* SAI */ |
3650 | 0 | flags = GTPv2_ULI_SAI_MASK; |
3651 | 0 | break; |
3652 | 0 | case 2: |
3653 | | /* RAI */ |
3654 | 0 | flags = GTPv2_ULI_RAI_MASK; |
3655 | 0 | break; |
3656 | 0 | case 128: |
3657 | | /* TAI */ |
3658 | 0 | flags = GTPv2_ULI_TAI_MASK; |
3659 | 0 | break; |
3660 | 0 | case 129: |
3661 | | /* ECGI */ |
3662 | 0 | flags = GTPv2_ULI_ECGI_MASK; |
3663 | 0 | break; |
3664 | 0 | case 130: |
3665 | | /* TAI and ECGI */ |
3666 | 0 | flags = GTPv2_ULI_TAI_MASK + GTPv2_ULI_ECGI_MASK; |
3667 | 0 | break; |
3668 | 0 | case 131: |
3669 | | /* eNodeB ID */ |
3670 | 0 | flags = GTPv2_ULI_MACRO_eNB_ID_MASK; |
3671 | 0 | break; |
3672 | 0 | case 132: |
3673 | | /* TAI and eNodeB ID */ |
3674 | 0 | flags = GTPv2_ULI_TAI_MASK + GTPv2_ULI_MACRO_eNB_ID_MASK; |
3675 | 0 | break; |
3676 | 0 | case 133: |
3677 | | /* extended eNodeB ID */ |
3678 | 0 | flags = GTPv2_ULI_EXT_MACRO_eNB_ID_MASK; |
3679 | 0 | break; |
3680 | 0 | case 134: |
3681 | | /* TAI and extended eNodeB ID */ |
3682 | 0 | flags = GTPv2_ULI_TAI_MASK + GTPv2_ULI_EXT_MACRO_eNB_ID_MASK; |
3683 | 0 | break; |
3684 | 0 | case 135: |
3685 | | /* NCGI */ |
3686 | 0 | { |
3687 | 0 | char *mcc_mnc_str; |
3688 | 0 | uint64_t nr_cell_id; |
3689 | 0 | proto_tree *subtree; |
3690 | |
|
3691 | 0 | subtree = proto_tree_add_subtree(tree, tvb, offset, 8, ett_gtpv2_uli_field, NULL, |
3692 | 0 | "NR Cell Global Identifier (NCGI)"); |
3693 | 0 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, subtree, offset, E212_NRCGI, true); |
3694 | 0 | offset += 3; |
3695 | 0 | proto_tree_add_item_ret_uint64(subtree, hf_gtpv2_ncgi_nrci, tvb, offset, 5, ENC_BIG_ENDIAN, &nr_cell_id); |
3696 | 0 | *avp_str = wmem_strdup_printf(pinfo->pool, |
3697 | 0 | "%s, NR Cell Id 0x%" PRIx64, |
3698 | 0 | mcc_mnc_str, nr_cell_id); |
3699 | 0 | } |
3700 | 0 | return length; |
3701 | 0 | case 136: |
3702 | | /* 5GS TAI */ |
3703 | 0 | { |
3704 | 0 | proto_tree *subtree; |
3705 | |
|
3706 | 0 | subtree = proto_tree_add_subtree(tree, tvb, offset, 6, ett_gtpv2_uli_field, NULL, |
3707 | 0 | "Tracking Area Identity (TAI)"); |
3708 | 0 | *avp_str = dissect_gtpv2_tai(tvb, pinfo, subtree, &offset, true); |
3709 | 0 | } |
3710 | 0 | return length; |
3711 | 0 | case 137: |
3712 | | /* 5GS TAI and NCGI */ |
3713 | 0 | { |
3714 | 0 | char *mcc_mnc_str; |
3715 | 0 | uint64_t nr_cell_id; |
3716 | 0 | proto_tree *subtree; |
3717 | |
|
3718 | 0 | subtree = proto_tree_add_subtree(tree, tvb, offset, 6, ett_gtpv2_uli_field, NULL, |
3719 | 0 | "Tracking Area Identity (TAI)"); |
3720 | 0 | *avp_str = dissect_gtpv2_tai(tvb, pinfo, subtree, &offset, true); |
3721 | 0 | subtree = proto_tree_add_subtree(tree, tvb, offset, 8, ett_gtpv2_uli_field, NULL, |
3722 | 0 | "NR Cell Global Identifier (NCGI)"); |
3723 | 0 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, subtree, offset, E212_NRCGI, true); |
3724 | 0 | offset += 3; |
3725 | 0 | proto_tree_add_item_ret_uint64(subtree, hf_gtpv2_ncgi_nrci, tvb, offset, 5, ENC_BIG_ENDIAN, &nr_cell_id); |
3726 | 0 | *avp_str = wmem_strdup_printf(pinfo->pool, |
3727 | 0 | "%s, %s, NR Cell Id 0x%" PRIx64, |
3728 | 0 | *avp_str, mcc_mnc_str, nr_cell_id); |
3729 | 0 | } |
3730 | 0 | return length; |
3731 | 0 | default: |
3732 | 0 | proto_tree_add_item(tree, hf_gtpv2_geographic_location, tvb, offset, -1, ENC_NA); |
3733 | 0 | return length; |
3734 | 0 | } |
3735 | | |
3736 | 0 | *avp_str = decode_gtpv2_uli(tvb, pinfo, tree, NULL, length, 0, flags); |
3737 | 0 | return length; |
3738 | 0 | } |
3739 | | |
3740 | | static const |
3741 | | char *dissect_radius_user_loc(proto_tree * tree, tvbuff_t * tvb, packet_info* pinfo) |
3742 | 0 | { |
3743 | 0 | uint16_t length; |
3744 | |
|
3745 | 0 | length = dissect_3gpp_uli(tvb, pinfo, tree, NULL); |
3746 | 0 | return tvb_bytes_to_str(pinfo->pool, tvb, 0, length); |
3747 | |
|
3748 | 0 | } |
3749 | | |
3750 | | int |
3751 | | dissect_diameter_3gpp_uli(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, void* data) |
3752 | 0 | { |
3753 | 0 | diam_sub_dis_t* diam_sub_dis = (diam_sub_dis_t*)data; |
3754 | |
|
3755 | 0 | if (diam_sub_dis) { |
3756 | 0 | return dissect_3gpp_uli(tvb, pinfo, tree, &diam_sub_dis->avp_str); |
3757 | 0 | } else { |
3758 | 0 | return dissect_3gpp_uli(tvb, pinfo, tree, NULL); |
3759 | 0 | } |
3760 | 0 | } |
3761 | | |
3762 | | /* |
3763 | | * 8.22 Fully Qualified TEID (F-TEID) |
3764 | | */ |
3765 | | static const value_string gtpv2_f_teid_interface_type_vals[] = { |
3766 | | { 0, "S1-U eNodeB GTP-U interface"}, |
3767 | | { 1, "S1-U SGW GTP-U interface"}, |
3768 | | { 2, "S12 RNC GTP-U interface"}, |
3769 | | { 3, "S12 SGW GTP-U interface"}, |
3770 | | { 4, "S5/S8 SGW GTP-U interface"}, |
3771 | | { 5, "S5/S8 PGW GTP-U interface"}, |
3772 | | { 6, "S5/S8 SGW GTP-C interface"}, |
3773 | | { 7, "S5/S8 PGW GTP-C interface"}, |
3774 | | { 8, "S5/S8 SGW PMIPv6 interface"}, /* (the 32 bit GRE key is encoded in 32 bit TEID field " |
3775 | | "and since alternate CoA is not used the control plane and user plane addresses are the same for PMIPv6)"}, */ |
3776 | | { 9, "S5/S8 PGW PMIPv6 interface"}, /* (the 32 bit GRE key is encoded in 32 bit TEID field " |
3777 | | "and the control plane and user plane addresses are the same for PMIPv6)"}, */ |
3778 | | {10, "S11 MME GTP-C interface"}, |
3779 | | {11, "S11/S4 SGW GTP-C interface"}, |
3780 | | {12, "S10 MME GTP-C interface"}, |
3781 | | {13, "S3 MME GTP-C interface"}, |
3782 | | {14, "S3 SGSN GTP-C interface"}, |
3783 | | {15, "S4 SGSN GTP-U interface"}, |
3784 | | {16, "S4 SGW GTP-U interface"}, |
3785 | | {17, "S4 SGSN GTP-C interface"}, |
3786 | | {18, "S16 SGSN GTP-C interface"}, |
3787 | | {19, "eNodeB/gNodeB GTP-U interface for DL data forwarding"}, |
3788 | | {20, "eNodeB GTP-U interface for UL data forwarding"}, |
3789 | | {21, "RNC GTP-U interface for data forwarding"}, |
3790 | | {22, "SGSN GTP-U interface for data forwarding"}, |
3791 | | {23, "SGW GTP-U interface for data forwarding"}, |
3792 | | {24, "Sm MBMS GW GTP-C interface"}, |
3793 | | {25, "Sn MBMS GW GTP-C interface"}, |
3794 | | {26, "Sm MME GTP-C interface"}, |
3795 | | {27, "Sn SGSN GTP-C interface"}, |
3796 | | {28, "SGW GTP-U interface for UL data forwarding"}, |
3797 | | {29, "Sn SGSN GTP-U interface"}, |
3798 | | {30, "S2b ePDG GTP-C interface"}, |
3799 | | {31, "S2b-U ePDG GTP-U interface"}, |
3800 | | {32, "S2b PGW GTP-C interface"}, |
3801 | | {33, "S2b-U PGW GTP-U interface"}, |
3802 | | {34, "S2a TWAN GTP-U interface"}, |
3803 | | {35, "S2a TWAN GTP-C interface"}, |
3804 | | {36, "S2a PGW GTP-C interface"}, |
3805 | | {37, "S2a PGW GTP-U interface"}, |
3806 | | {38, "S11 MME GTP-U interface"}, |
3807 | | {39, "S11 SGW GTP-U interface"}, |
3808 | | {40, "N26 AMF GTP-C interface"}, |
3809 | | {41, "N19mb UPF GTP-U interface"}, |
3810 | | {0, NULL} |
3811 | | }; |
3812 | | static value_string_ext gtpv2_f_teid_interface_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_f_teid_interface_type_vals); |
3813 | | |
3814 | | static const true_false_string gtpv2_f_teid_v4_vals = { |
3815 | | "IPv4 address present", |
3816 | | "IPv4 address not present", |
3817 | | }; |
3818 | | |
3819 | | static const true_false_string gtpv2_f_teid_v6_vals = { |
3820 | | "IPv6 address present", |
3821 | | "IPv6 address not present", |
3822 | | }; |
3823 | | |
3824 | | static void |
3825 | | dissect_gtpv2_f_teid(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t *args) |
3826 | 3 | { |
3827 | 3 | int offset = 0; |
3828 | 3 | uint8_t flags; |
3829 | 3 | address *ipv4 = NULL, *ipv6 = NULL; |
3830 | 3 | uint32_t teid_cp, *teid, session; |
3831 | | |
3832 | 3 | flags = tvb_get_uint8(tvb, offset); |
3833 | 3 | proto_tree_add_item(tree, hf_gtpv2_f_teid_v4, tvb, offset, 1, ENC_BIG_ENDIAN); |
3834 | 3 | proto_tree_add_item(tree, hf_gtpv2_f_teid_v6, tvb, offset, 1, ENC_BIG_ENDIAN); |
3835 | | /* NOTE: "Interface type" IE is defined with 5 bits only in the earlier releases of this specification, |
3836 | | * thus pre-Rel-10 GTPv2-C nodes can ignore bit "6" which is marked as "Spare" in earlier releases, |
3837 | | * allowing backward compatibility. |
3838 | | */ |
3839 | 3 | proto_tree_add_item(tree, hf_gtpv2_f_teid_interface_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
3840 | | |
3841 | 3 | offset += 1; |
3842 | 3 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_f_teid_gre_key, tvb, offset, 4, ENC_BIG_ENDIAN, &teid_cp); |
3843 | 3 | proto_item_append_text(item, "%s, TEID/GRE Key: 0x%s", |
3844 | 3 | val_to_str_ext_const((flags & 0x3f), >pv2_f_teid_interface_type_vals_ext, "Unknown"), |
3845 | 3 | tvb_bytes_to_str(pinfo->pool, tvb, offset, 4)); |
3846 | | |
3847 | 3 | offset += 4; |
3848 | 3 | if (flags & 0x80) |
3849 | 1 | { |
3850 | 1 | ipv4 = wmem_new0(pinfo->pool, address); |
3851 | 1 | proto_tree_add_item(tree, hf_gtpv2_f_teid_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
3852 | 1 | proto_item_append_text(item, ", IPv4 %s", tvb_ip_to_str(pinfo->pool, tvb, offset)); |
3853 | 1 | set_address_tvb(ipv4, AT_IPv4, 4, tvb, offset); |
3854 | 1 | offset += 4; |
3855 | 1 | } |
3856 | 3 | if (flags & 0x40) |
3857 | 1 | { |
3858 | 1 | ipv6 = wmem_new0(pinfo->pool, address); |
3859 | 1 | proto_tree_add_item(tree, hf_gtpv2_f_teid_ipv6, tvb, offset, 16, ENC_NA); |
3860 | 1 | proto_item_append_text(item, ", IPv6 %s", tvb_ip6_to_str(pinfo->pool, tvb, offset)); |
3861 | 1 | set_address_tvb(ipv6, AT_IPv6, 16, tvb, offset); |
3862 | 1 | } |
3863 | | |
3864 | 3 | if (g_gtp_session && args) { |
3865 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
3866 | 0 | if (!session) { |
3867 | | /* We save the teid so that we could assignate its corresponding session ID later */ |
3868 | 0 | args->last_teid = teid_cp; |
3869 | 0 | if (!teid_exists(teid_cp, args->teid_list)) { |
3870 | 0 | teid = wmem_new(pinfo->pool, uint32_t); |
3871 | 0 | *teid = teid_cp; |
3872 | 0 | wmem_list_prepend(args->teid_list, teid); |
3873 | 0 | } |
3874 | 0 | if (ipv4 != NULL && !ip_exists(*ipv4, args->ip_list)) { |
3875 | 0 | copy_address_wmem(pinfo->pool, &args->last_ip, ipv4); |
3876 | 0 | wmem_list_prepend(args->ip_list, ipv4); |
3877 | 0 | } |
3878 | 0 | if (ipv6 != NULL && !ip_exists(*ipv6, args->ip_list)) { |
3879 | 0 | copy_address_wmem(pinfo->pool, &args->last_ip, ipv6); |
3880 | 0 | wmem_list_prepend(args->ip_list, ipv6); |
3881 | 0 | } |
3882 | 0 | } |
3883 | 0 | } |
3884 | 3 | } |
3885 | | /* |
3886 | | * 8.23 TMSI |
3887 | | */ |
3888 | | static void |
3889 | | dissect_gtpv2_tmsi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3890 | 2 | { |
3891 | 2 | proto_tree_add_item(tree, hf_gtpv2_tmsi, tvb, 0, 4, ENC_BIG_ENDIAN); |
3892 | 2 | proto_tree_add_item(item, hf_gtpv2_tmsi_bytes, tvb, 0, length, ENC_NA); |
3893 | 2 | } |
3894 | | /* |
3895 | | * 8.24 Global CN-Id |
3896 | | * (TS 23.003) |
3897 | | * 12.3 CN Identifier |
3898 | | * |
3899 | | * A CN node is uniquely identified within a PLMN by its CN Identifier (CN-Id). The CN-Id together with the PLMN |
3900 | | * identifier globally identifies the CN node. The CN-Id together with the PLMN-Id is used as the CN node identifier in |
3901 | | * RANAP signalling over the Iu interface. |
3902 | | * Global CN-Id = PLMN-Id || CN-Id |
3903 | | * The CN-Id is defined by the operator, and set in the nodes via O&M. |
3904 | | * For the syntax description and the use of this identifier in RANAP signalling, see 3GPP TS 25.413 [17]. |
3905 | | */ |
3906 | | |
3907 | | static void |
3908 | | dissect_gtpv2_g_cn_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3909 | 2 | { |
3910 | 2 | int offset = 0; |
3911 | | |
3912 | 2 | dissect_e212_mcc_mnc(tvb, pinfo, tree, 0, E212_NONE, true); |
3913 | 2 | offset += 3; |
3914 | | |
3915 | | /* >CN-ID M INTEGER (0..4095) */ |
3916 | 2 | proto_tree_add_item(tree, hf_gtpv2_cn_id, tvb, offset, 2, ENC_NA); |
3917 | 2 | } |
3918 | | /* |
3919 | | * 8.25 S103 PDN Data Forwarding Info (S103PDF) |
3920 | | */ |
3921 | | static void |
3922 | | dissect_gtpv2_s103pdf(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3923 | 2 | { |
3924 | 2 | int offset = 0; |
3925 | 2 | uint8_t m, k, i; |
3926 | | |
3927 | | /* The HSGW Address and GRE Key identify a GRE Tunnel towards a HSGW over S103 interface for a specific PDN |
3928 | | * connection of the UE. The EPS Bearer IDs specify the EPS Bearers which require data forwarding that belonging to this |
3929 | | * PDN connection. The number of EPS bearer Ids included is specified by the value of EPS Bearer ID Number. |
3930 | | */ |
3931 | | /* Octet 5 HSGW Address for forwarding Length = m */ |
3932 | 2 | m = tvb_get_uint8(tvb, offset); |
3933 | 2 | proto_tree_add_item(tree, hf_gtpv2_hsgw_addr_f_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
3934 | 2 | offset += 1; |
3935 | | |
3936 | | /* 6 to (m+5) HSGW Address for forwarding [4..16] */ |
3937 | 2 | switch (m) { |
3938 | 0 | case 4: |
3939 | | /* IPv4 */ |
3940 | 0 | proto_tree_add_item(tree, hf_gtpv2_hsgw_addr_ipv4, tvb, offset, m, ENC_BIG_ENDIAN); |
3941 | 0 | offset += 4; |
3942 | 0 | break; |
3943 | 0 | case 16: |
3944 | | /* IPv6 */ |
3945 | 0 | proto_tree_add_item(tree, hf_gtpv2_hsgw_addr_ipv6, tvb, offset, m, ENC_NA); |
3946 | 0 | offset += 16; |
3947 | 0 | break; |
3948 | 2 | default: |
3949 | | /* Error */ |
3950 | 2 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
3951 | 2 | "Wrong length %u, should be 4 or 16", m); |
3952 | 2 | return; |
3953 | 2 | } |
3954 | | |
3955 | | /* (m+6)- to (m+9) GRE Key */ |
3956 | 0 | proto_tree_add_item(tree, hf_gtpv2_gre_key, tvb, offset, 4, ENC_BIG_ENDIAN); |
3957 | 0 | offset += 4; |
3958 | | |
3959 | | /* (m+10) EPS Bearer ID Number = k */ |
3960 | 0 | k = tvb_get_uint8(tvb, offset); |
3961 | 0 | proto_tree_add_item(tree, hf_gtpv2_eps_bearer_id_number, tvb, offset, 1, ENC_BIG_ENDIAN); |
3962 | 0 | offset += 1; |
3963 | | |
3964 | | /* (m+11) to (m+10+k) |
3965 | | * Spare EPS Bearer ID |
3966 | | */ |
3967 | 0 | for ( i = 0; i < k; i++ ) { |
3968 | 0 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
3969 | 0 | proto_tree_add_item(tree, hf_gtpv2_ebi, tvb, offset, 1, ENC_BIG_ENDIAN); |
3970 | 0 | offset += 1; |
3971 | 0 | } |
3972 | |
|
3973 | 0 | } |
3974 | | /* |
3975 | | * 8.26 S1-U Data Forwarding (S1UDF) |
3976 | | */ |
3977 | | static void |
3978 | | dissect_gtpv2_s1udf(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
3979 | 7 | { |
3980 | 7 | int offset = 0; |
3981 | 7 | uint8_t m; |
3982 | | |
3983 | | /* 5 Spare EPS Bearer ID */ |
3984 | 7 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
3985 | 7 | proto_tree_add_item(tree, hf_gtpv2_ebi, tvb, offset, 1, ENC_BIG_ENDIAN); |
3986 | 7 | offset += 1; |
3987 | | /* 6 Serving GW Address Length = m */ |
3988 | 7 | m = tvb_get_uint8(tvb, offset); |
3989 | 7 | proto_tree_add_item(tree, hf_gtpv2_serving_gw_address_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
3990 | 7 | offset += 1; |
3991 | | /* 7 to (m+6) Serving GW Address [4..16] */ |
3992 | 7 | switch (m) { |
3993 | 1 | case 4: |
3994 | | /* IPv4 */ |
3995 | 1 | proto_tree_add_item(tree, hf_gtpv2_sgw_addr_ipv4, tvb, offset, m, ENC_BIG_ENDIAN); |
3996 | 1 | offset += 4; |
3997 | 1 | break; |
3998 | 1 | case 16: |
3999 | | /* IPv6 */ |
4000 | 1 | proto_tree_add_item(tree, hf_gtpv2_sgw_addr_ipv6, tvb, offset, m, ENC_NA); |
4001 | 1 | offset += 16; |
4002 | 1 | break; |
4003 | 5 | default: |
4004 | | /* Error */ |
4005 | 5 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
4006 | 5 | "Wrong length %u, should be 4 or 16", m); |
4007 | 5 | return; |
4008 | 7 | } |
4009 | | |
4010 | | /* (m+7) to (m+10) |
4011 | | * Serving GW S1-U TEID |
4012 | | */ |
4013 | 2 | proto_tree_add_item(tree, hf_gtpv2_sgw_s1u_teid, tvb, offset, 4, ENC_BIG_ENDIAN); |
4014 | | |
4015 | 2 | } |
4016 | | /* |
4017 | | * 8.27 Delay Value |
4018 | | */ |
4019 | | |
4020 | | static void |
4021 | | dissect_gtpv2_delay_value(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4022 | 6 | { |
4023 | 6 | int offset = 0; |
4024 | | |
4025 | 6 | proto_tree_add_item(tree, hf_gtpv2_delay_value, tvb, offset, 1, ENC_BIG_ENDIAN); |
4026 | 6 | } |
4027 | | |
4028 | | /* |
4029 | | * 8.28 Bearer Context (grouped IE) |
4030 | | */ |
4031 | | |
4032 | | static void |
4033 | | dissect_gtpv2_bearer_ctx(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4034 | 3 | { |
4035 | 3 | int offset = 0; |
4036 | 3 | tvbuff_t *new_tvb; |
4037 | 3 | proto_tree *grouped_tree; |
4038 | | |
4039 | 3 | proto_item_append_text(item, "[Grouped IE]"); |
4040 | 3 | grouped_tree = proto_item_add_subtree(item, ett_gtpv2_bearer_ctx); |
4041 | | |
4042 | 3 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
4043 | 3 | dissect_gtpv2_ie_common(new_tvb, pinfo, grouped_tree, 0, message_type, args, GTPV2_IE_BEARER_CTX); |
4044 | 3 | } |
4045 | | |
4046 | | /* 8.29 Charging ID */ |
4047 | | static void |
4048 | | dissect_gtpv2_charging_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4049 | 3 | { |
4050 | 3 | int offset = 0; |
4051 | | |
4052 | 3 | proto_tree_add_item(tree, hf_gtpv2_charging_id, tvb, offset, length, ENC_BIG_ENDIAN); |
4053 | 3 | } |
4054 | | |
4055 | | |
4056 | | /* 8.30 Charging Characteristics |
4057 | | * The charging characteristics information element is defined in 3GPP TS 32.251 [8] |
4058 | | * and is a way of informing both the SGW and PGW of the rules for producing charging |
4059 | | * information based on operator configured triggers. For the encoding of this |
4060 | | * information element see 3GPP TS 32.298 [9]. |
4061 | | */ |
4062 | | static void |
4063 | | dissect_gtpv2_char_char(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4064 | 3 | { |
4065 | 3 | int offset = 0; |
4066 | | |
4067 | 3 | proto_tree_add_item(tree, hf_gtpv2_charging_characteristic, tvb, offset, 2, ENC_BIG_ENDIAN); |
4068 | 3 | if (length > 2) { |
4069 | 2 | offset += 2; |
4070 | | /* These octet(s) is/are present only if explicitly specified */ |
4071 | 2 | proto_tree_add_item(tree, hf_gtpv2_charging_characteristic_remaining_octets, tvb, offset, length-2, ENC_NA); |
4072 | 2 | } |
4073 | | |
4074 | 3 | } |
4075 | | |
4076 | | /* |
4077 | | * 8.30 Bearer Flag |
4078 | | */ |
4079 | | static void |
4080 | | dissect_gtpv2_bearer_flag(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4081 | 3 | { |
4082 | | |
4083 | 3 | int offset = 0; |
4084 | | |
4085 | | /* Octet 5 Spare VB PPC */ |
4086 | 3 | proto_tree_add_item(tree, hf_gtpv2_bearer_flag_ppc, tvb, offset, length, ENC_BIG_ENDIAN); |
4087 | 3 | proto_tree_add_item(tree, hf_gtpv2_bearer_flag_vb, tvb, offset, length, ENC_BIG_ENDIAN); |
4088 | | |
4089 | 3 | } |
4090 | | /* |
4091 | | * 8.34 PDN Type |
4092 | | */ |
4093 | | void |
4094 | | dissect_gtpv2_pdn_type(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4095 | 18 | { |
4096 | | |
4097 | 18 | int offset = 0; |
4098 | 18 | uint8_t pdn; |
4099 | | |
4100 | 18 | if (length != 1) { |
4101 | 18 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, 0, length, |
4102 | 18 | "Wrong length indicated. Expected 1, got %u", length); |
4103 | 18 | return; |
4104 | 18 | } |
4105 | | |
4106 | 0 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 5, ENC_BIG_ENDIAN); |
4107 | 0 | pdn = tvb_get_uint8(tvb, offset)& 0x7; |
4108 | 0 | proto_tree_add_item(tree, hf_gtpv2_pdn_type, tvb, offset, length, ENC_BIG_ENDIAN); |
4109 | 0 | proto_item_append_text(item, "%s", val_to_str_ext_const(pdn, >pv2_pdn_type_vals_ext, "Unknown")); |
4110 | |
|
4111 | 0 | } |
4112 | | |
4113 | | /* |
4114 | | * 8.31 Trace Information |
4115 | | */ |
4116 | | /* List of NE Types */ |
4117 | | static int* const trace_ne_types_flags_oct1[] = { |
4118 | | &hf_gtpv2_tra_info_lne_sgw, |
4119 | | &hf_gtpv2_tra_info_lne_mme, |
4120 | | &hf_gtpv2_tra_info_lne_bm_sc, |
4121 | | &hf_gtpv2_tra_info_lne_rnc, |
4122 | | &hf_gtpv2_tra_info_lne_ggsn, |
4123 | | &hf_gtpv2_tra_info_lne_sgsn, |
4124 | | &hf_gtpv2_tra_info_lne_mgw, |
4125 | | &hf_gtpv2_tra_info_lne_msc_s, |
4126 | | NULL |
4127 | | }; |
4128 | | |
4129 | | static int* const trace_ne_types_flags_oct2[] = { |
4130 | | &hf_gtpv2_tra_info_tra_info_ng_ran_node, |
4131 | | &hf_gtpv2_tra_info_lne_upf, |
4132 | | &hf_gtpv2_tra_info_lne_pcf, |
4133 | | &hf_gtpv2_tra_info_lne_smf, |
4134 | | &hf_gtpv2_tra_info_lne_amf, |
4135 | | &hf_gtpv2_tra_info_lne_enb, |
4136 | | &hf_gtpv2_tra_info_lne_pdn_gw, |
4137 | | NULL |
4138 | | }; |
4139 | | |
4140 | | static void |
4141 | | dissect_gtpv2_tra_info(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4142 | 20 | { |
4143 | 20 | proto_tree *trigg_tree, *msc_server_tree, *mgw_tree, *sgsn_tree, *ggsn_tree; |
4144 | 20 | proto_tree *bm_sc_tree, *sgw_mme_tree, *sgw_tree, *pgw_tree, *ne_types_tree; |
4145 | 20 | proto_tree *interfaces_tree, *imsc_server_tree, *lmgw_tree, *lsgsn_tree, *lggsn_tree, *lrnc_tree; |
4146 | 20 | proto_tree *lbm_sc_tree, *lmme_tree, *lsgw_tree, *lpdn_gw_tree, *lenb_tree; |
4147 | | |
4148 | 20 | int offset = 0; |
4149 | | #if 0 |
4150 | | uint8_t *trace_id = NULL; |
4151 | | #endif |
4152 | 20 | uint16_t tid; |
4153 | 20 | uint32_t bit_offset; |
4154 | | |
4155 | 20 | dissect_e212_mcc_mnc(tvb, pinfo, tree, 0, E212_NONE, true); |
4156 | 20 | offset += 3; |
4157 | | |
4158 | | /* Append Trace ID to main tree */ |
4159 | 20 | tid = tvb_get_ntohs(tvb, offset); |
4160 | 20 | proto_item_append_text(item, "Trace ID: %d ", tid); |
4161 | | |
4162 | | /* Trace ID */ |
4163 | | /*-------------------------------------------------- |
4164 | | * trace_id = tvb_format_text(tvb, offset, 2); |
4165 | | * proto_tree_add_string(tree, hf_gtpv2_tra_info, tvb, offset, length, trace_id); |
4166 | | *--------------------------------------------------*/ |
4167 | 20 | proto_tree_add_item(tree, hf_gtpv2_trace_id, tvb, offset, 3, ENC_BIG_ENDIAN); |
4168 | 20 | offset += 3; |
4169 | | |
4170 | | /* Triggering Events, put all into a new tree called triggering_tree */ |
4171 | 20 | trigg_tree = proto_tree_add_subtree(tree, tvb, offset, 9, ett_gtpv2_tra_info_trigg, NULL, "Triggering Events"); |
4172 | | |
4173 | | /* Create all subtrees */ |
4174 | 20 | msc_server_tree = proto_tree_add_subtree(trigg_tree, tvb, offset, 2, ett_gtpv2_tra_info_trigg_msc_server, NULL, "MSC Server"); |
4175 | | |
4176 | 20 | mgw_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 2, 1, ett_gtpv2_tra_info_trigg_mgw, NULL, "MGW"); |
4177 | | |
4178 | 20 | sgsn_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 3, 2, ett_gtpv2_tra_info_trigg_sgsn, NULL, "SGSN"); |
4179 | | |
4180 | 20 | ggsn_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 5, 1, ett_gtpv2_tra_info_trigg_ggsn, NULL, "GGSN"); |
4181 | | |
4182 | 20 | bm_sc_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 6, 1, ett_gtpv2_tra_info_trigg_bm_sc, NULL, "BM-SC"); |
4183 | | |
4184 | 20 | sgw_mme_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 7, 1, ett_gtpv2_tra_info_trigg_sgw_mme, NULL, "SGW MME"); |
4185 | | |
4186 | 20 | sgw_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 8, 1, ett_gtpv2_tra_info_trigg_sgw, NULL, "SGW"); |
4187 | | |
4188 | 20 | pgw_tree = proto_tree_add_subtree(trigg_tree, tvb, offset + 8, 1, ett_gtpv2_tra_info_trigg_pgw, NULL, "PGW"); |
4189 | | |
4190 | | /* MSC Server - 2 octets */ |
4191 | 20 | static int* const tra_info_msc_flags[] = { |
4192 | 20 | &hf_gtpv2_tra_info_msc_ss, |
4193 | 20 | &hf_gtpv2_tra_info_msc_handovers, |
4194 | 20 | &hf_gtpv2_tra_info_msc_lu_imsi_ad, |
4195 | 20 | &hf_gtpv2_tra_info_msc_momt_sms, |
4196 | 20 | &hf_gtpv2_tra_info_msc_momt_calls, |
4197 | 20 | NULL |
4198 | 20 | }; |
4199 | 20 | proto_tree_add_bitmask_list(msc_server_tree, tvb, offset, 1, tra_info_msc_flags, ENC_BIG_ENDIAN); |
4200 | 20 | bit_offset = offset << 3; |
4201 | 20 | proto_tree_add_bits_item(msc_server_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 3, ENC_BIG_ENDIAN); |
4202 | 20 | offset += 1; |
4203 | 20 | bit_offset = offset << 3; |
4204 | 20 | proto_tree_add_bits_item(msc_server_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 8, ENC_BIG_ENDIAN); |
4205 | 20 | offset += 1; |
4206 | | |
4207 | | /* MGW - 1 octet */ |
4208 | 20 | proto_tree_add_item(mgw_tree, hf_gtpv2_tra_info_mgw_context, tvb, offset, 1, ENC_BIG_ENDIAN); |
4209 | 20 | bit_offset = offset << 3; |
4210 | 20 | proto_tree_add_bits_item(mgw_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 7, ENC_BIG_ENDIAN); |
4211 | 20 | offset += 1; |
4212 | | /* SGSN - 2 octets */ |
4213 | 20 | static int* const tra_info_sgsn_flags[] = { |
4214 | 20 | &hf_gtpv2_tra_info_sgsn_mbms, |
4215 | 20 | &hf_gtpv2_tra_info_sgsn_rau_gprs_ad, |
4216 | 20 | &hf_gtpv2_tra_info_sgsn_momt_sms, |
4217 | 20 | &hf_gtpv2_tra_info_sgsn_pdp_context, |
4218 | 20 | NULL |
4219 | 20 | }; |
4220 | 20 | proto_tree_add_bitmask_list(sgsn_tree, tvb, offset, 1, tra_info_sgsn_flags, ENC_BIG_ENDIAN); |
4221 | 20 | bit_offset = offset << 3; |
4222 | 20 | proto_tree_add_bits_item(sgsn_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 4, ENC_BIG_ENDIAN); |
4223 | 20 | offset += 1; |
4224 | 20 | proto_tree_add_item(sgsn_tree, hf_gtpv2_tra_info_sgsn_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); |
4225 | 20 | offset += 1; |
4226 | | /* GGSN - 1 octet */ |
4227 | 20 | proto_tree_add_item(ggsn_tree, hf_gtpv2_tra_info_ggsn_pdp, tvb, offset, 1, ENC_BIG_ENDIAN); |
4228 | 20 | proto_tree_add_item(ggsn_tree, hf_gtpv2_tra_info_ggsn_mbms, tvb, offset, 1, ENC_BIG_ENDIAN); |
4229 | 20 | bit_offset = offset << 3; |
4230 | 20 | proto_tree_add_bits_item(ggsn_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 6, ENC_BIG_ENDIAN); |
4231 | 20 | offset += 1; |
4232 | | /* BM-SC - 1 octet */ |
4233 | 20 | proto_tree_add_item(bm_sc_tree, hf_gtpv2_tra_info_bm_sc, tvb, offset, 1, ENC_BIG_ENDIAN); |
4234 | 20 | bit_offset = offset << 3; |
4235 | 20 | proto_tree_add_bits_item(bm_sc_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 7, ENC_BIG_ENDIAN); |
4236 | 20 | offset += 1; |
4237 | | /* MME/SGW - 1 octet */ |
4238 | 20 | static int* const tra_info_mme_flags[] = { |
4239 | 20 | &hf_gtpv2_tra_info_mme_sgw_ho, |
4240 | 20 | &hf_gtpv2_tra_info_mme_sgw_bearer_act_mod_del, |
4241 | 20 | &hf_gtpv2_tra_info_mme_sgw_ue_init_pdn_disc, |
4242 | 20 | &hf_gtpv2_tra_info_mme_sgw_iataud, |
4243 | 20 | &hf_gtpv2_tra_info_mme_sgw_sr, |
4244 | 20 | &hf_gtpv2_tra_info_mme_sgw_ss, |
4245 | 20 | NULL |
4246 | 20 | }; |
4247 | 20 | proto_tree_add_bitmask_list(sgw_mme_tree, tvb, offset, 1, tra_info_mme_flags, ENC_BIG_ENDIAN); |
4248 | 20 | bit_offset = offset << 3; |
4249 | 20 | proto_tree_add_bits_item(sgw_mme_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 2, ENC_BIG_ENDIAN); |
4250 | 20 | offset += 1; |
4251 | | /* PGW/SGW - 1 octet */ |
4252 | 20 | static int* const tra_info_sgw_pdn_flags[] = { |
4253 | 20 | &hf_gtpv2_tra_info_sgw_bearer_act_mod_del, |
4254 | 20 | &hf_gtpv2_tra_info_sgw_pdn_con_term, |
4255 | 20 | &hf_gtpv2_tra_info_sgw_pdn_con_creat, |
4256 | 20 | NULL |
4257 | 20 | }; |
4258 | 20 | proto_tree_add_bitmask_list(sgw_mme_tree, tvb, offset, 1, tra_info_sgw_pdn_flags, ENC_BIG_ENDIAN); |
4259 | 20 | bit_offset = (offset << 3) + 4; |
4260 | 20 | proto_tree_add_bits_item(sgw_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 1, ENC_BIG_ENDIAN); |
4261 | | |
4262 | 20 | static int* const tra_info_pgw_flags[] = { |
4263 | 20 | &hf_gtpv2_tra_info_sgw_bearer_act_mod_del, |
4264 | 20 | &hf_gtpv2_tra_info_pgw_pdn_con_term, |
4265 | 20 | &hf_gtpv2_tra_info_pgw_pdn_con_creat, |
4266 | 20 | NULL |
4267 | 20 | }; |
4268 | 20 | proto_tree_add_bitmask_list(pgw_tree, tvb, offset, 1, tra_info_pgw_flags, ENC_BIG_ENDIAN); |
4269 | | |
4270 | 20 | bit_offset = offset << 3; |
4271 | 20 | proto_tree_add_bits_item(pgw_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 1, ENC_BIG_ENDIAN); |
4272 | 20 | offset += 1; |
4273 | | |
4274 | | /* Create NE Types subtree */ |
4275 | 20 | ne_types_tree = proto_tree_add_subtree(tree, tvb, offset, 2, ett_gtpv2_tra_info_ne_types, NULL, "List of NE Types"); |
4276 | | |
4277 | 20 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, trace_ne_types_flags_oct1, ENC_BIG_ENDIAN); |
4278 | 20 | offset += 1; |
4279 | | |
4280 | 20 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, trace_ne_types_flags_oct2, ENC_BIG_ENDIAN); |
4281 | 20 | bit_offset = offset << 3; |
4282 | 20 | proto_tree_add_bits_item(ne_types_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 1, ENC_BIG_ENDIAN); |
4283 | 20 | offset += 1; |
4284 | | |
4285 | | /* Trace Depth Length */ |
4286 | 20 | proto_tree_add_item(tree, hf_gtpv2_tra_info_tdl, tvb, offset, 1, ENC_BIG_ENDIAN); |
4287 | 20 | offset += 1; |
4288 | | |
4289 | | /* Set up subtree interfaces and put all interfaces under it */ |
4290 | 20 | interfaces_tree = proto_tree_add_subtree(tree, tvb, offset, 12, ett_gtpv2_tra_info_interfaces, NULL, "List of Interfaces"); |
4291 | | |
4292 | | /* Create all subtrees */ |
4293 | 20 | imsc_server_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset, 2, ett_gtpv2_tra_info_interfaces_imsc_server, NULL, "MSC Server"); |
4294 | | |
4295 | 20 | lmgw_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 2, 1, ett_gtpv2_tra_info_interfaces_lmgw, NULL, "MGW"); |
4296 | | |
4297 | 20 | lsgsn_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 3, 2, ett_gtpv2_tra_info_interfaces_lsgsn, NULL, "SGSN"); |
4298 | | |
4299 | 20 | lggsn_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 5, 1, ett_gtpv2_tra_info_interfaces_lggsn, NULL, "GGSN"); |
4300 | | |
4301 | 20 | lrnc_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 6, 1, ett_gtpv2_tra_info_interfaces_lrnc, NULL, "RNC"); |
4302 | | |
4303 | 20 | lbm_sc_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 7, 1, ett_gtpv2_tra_info_interfaces_lbm_sc, NULL, "BM-SC"); |
4304 | | |
4305 | 20 | lmme_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 8, 1, ett_gtpv2_tra_info_interfaces_lmme, NULL, "MME"); |
4306 | | |
4307 | 20 | lsgw_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 9, 1,ett_gtpv2_tra_info_interfaces_lsgw, NULL, "SGW"); |
4308 | | |
4309 | 20 | lpdn_gw_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 10, 1, ett_gtpv2_tra_info_interfaces_lpdn_gw, NULL, "PDN GW"); |
4310 | | |
4311 | 20 | lenb_tree = proto_tree_add_subtree(interfaces_tree, tvb, offset + 11, 1, ett_gtpv2_tra_info_interfaces_lpdn_lenb, NULL, "eNB"); |
4312 | | |
4313 | | /* MSC Server - 2 octets */ |
4314 | 20 | static int* const tra_info_lmsc_flags[] = { |
4315 | 20 | &hf_gtpv2_tra_info_lmsc_cap, |
4316 | 20 | &hf_gtpv2_tra_info_lmsc_map_f, |
4317 | 20 | &hf_gtpv2_tra_info_lmsc_map_e, |
4318 | 20 | &hf_gtpv2_tra_info_lmsc_map_b, |
4319 | 20 | &hf_gtpv2_tra_info_lmsc_map_g, |
4320 | 20 | &hf_gtpv2_tra_info_lmsc_mc, |
4321 | 20 | &hf_gtpv2_tra_info_lmsc_lu, |
4322 | 20 | &hf_gtpv2_tra_info_lmsc_a, |
4323 | 20 | NULL |
4324 | 20 | }; |
4325 | 20 | proto_tree_add_bitmask_list(imsc_server_tree, tvb, offset, 1, tra_info_lmsc_flags, ENC_BIG_ENDIAN); |
4326 | 20 | offset += 1; |
4327 | 20 | proto_tree_add_item(imsc_server_tree, hf_gtpv2_tra_info_lmsc_map_d, tvb, offset, 1, ENC_BIG_ENDIAN); |
4328 | 20 | proto_tree_add_item(imsc_server_tree, hf_gtpv2_tra_info_lmsc_map_c, tvb, offset, 1, ENC_BIG_ENDIAN); |
4329 | 20 | bit_offset = offset << 3; |
4330 | 20 | proto_tree_add_bits_item(imsc_server_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 6, ENC_BIG_ENDIAN); |
4331 | 20 | offset += 1; |
4332 | | /* MGW - 1 octet */ |
4333 | 20 | static int* const tra_info_lmgw_flags[] = { |
4334 | 20 | &hf_gtpv2_tra_info_lmgw_lu_up, |
4335 | 20 | &hf_gtpv2_tra_info_lmgw_nb_up, |
4336 | 20 | &hf_gtpv2_tra_info_lmgw_mc, |
4337 | 20 | NULL |
4338 | 20 | }; |
4339 | 20 | proto_tree_add_bitmask_list(lmgw_tree, tvb, offset, 1, tra_info_lmgw_flags, ENC_BIG_ENDIAN); |
4340 | 20 | bit_offset = offset << 3; |
4341 | 20 | proto_tree_add_bits_item(lmgw_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 5, ENC_BIG_ENDIAN); |
4342 | 20 | offset += 1; |
4343 | | /* SGSN - 2 octets */ |
4344 | 20 | static int* const tra_info_lsgsn_flags[] = { |
4345 | 20 | &hf_gtpv2_tra_info_lsgsn_ge, |
4346 | 20 | &hf_gtpv2_tra_info_lsgsn_gs, |
4347 | 20 | &hf_gtpv2_tra_info_lsgsn_map_gf, |
4348 | 20 | &hf_gtpv2_tra_info_lsgsn_map_gd, |
4349 | 20 | &hf_gtpv2_tra_info_lsgsn_map_gr, |
4350 | 20 | &hf_gtpv2_tra_info_lsgsn_gn, |
4351 | 20 | &hf_gtpv2_tra_info_lsgsn_lu, |
4352 | 20 | &hf_gtpv2_tra_info_lsgsn_gb, |
4353 | 20 | NULL |
4354 | 20 | }; |
4355 | 20 | proto_tree_add_bitmask_list(lsgsn_tree, tvb, offset, 1, tra_info_lsgsn_flags, ENC_BIG_ENDIAN); |
4356 | 20 | offset += 1; |
4357 | 20 | bit_offset = offset << 3; |
4358 | 20 | proto_tree_add_bits_item(lsgsn_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 8, ENC_BIG_ENDIAN); |
4359 | 20 | offset += 1; |
4360 | | |
4361 | | /* GGSN - 1 octet */ |
4362 | 20 | static int* const tra_info_lggsn_flags[] = { |
4363 | 20 | &hf_gtpv2_tra_info_lggsn_gmb, |
4364 | 20 | & hf_gtpv2_tra_info_lggsn_gi, |
4365 | 20 | & hf_gtpv2_tra_info_lggsn_gn, |
4366 | 20 | NULL |
4367 | 20 | }; |
4368 | 20 | proto_tree_add_bitmask_list(lggsn_tree, tvb, offset, 1, tra_info_lggsn_flags, ENC_BIG_ENDIAN); |
4369 | 20 | bit_offset = offset << 3; |
4370 | 20 | proto_tree_add_bits_item(lggsn_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 5, ENC_BIG_ENDIAN); |
4371 | 20 | offset += 1; |
4372 | | /* RNC - 1 octet */ |
4373 | 20 | static int* const tra_info_lrnc_flags[] = { |
4374 | 20 | &hf_gtpv2_tra_info_lrnc_uu, |
4375 | 20 | &hf_gtpv2_tra_info_lrnc_lub, |
4376 | 20 | &hf_gtpv2_tra_info_lrnc_lur, |
4377 | 20 | &hf_gtpv2_tra_info_lrnc_lu, |
4378 | 20 | NULL |
4379 | 20 | }; |
4380 | 20 | proto_tree_add_bitmask_list(lrnc_tree, tvb, offset, 1, tra_info_lrnc_flags, ENC_BIG_ENDIAN); |
4381 | 20 | bit_offset = offset << 3; |
4382 | 20 | proto_tree_add_bits_item(lrnc_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 4, ENC_BIG_ENDIAN); |
4383 | 20 | offset += 1; |
4384 | | /* BM_SC - 1 octet */ |
4385 | 20 | proto_tree_add_item(lbm_sc_tree, hf_gtpv2_tra_info_lbm_sc_gmb, tvb, offset, 1, ENC_BIG_ENDIAN); |
4386 | 20 | bit_offset = offset << 3; |
4387 | 20 | proto_tree_add_bits_item(lbm_sc_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 7, ENC_BIG_ENDIAN); |
4388 | 20 | offset += 1; |
4389 | | /* MME - 1 octet */ |
4390 | 20 | static int* const tra_info_lmme_flags[] = { |
4391 | 20 | &hf_gtpv2_tra_info_lmme_s11, |
4392 | 20 | &hf_gtpv2_tra_info_lmme_s10, |
4393 | 20 | &hf_gtpv2_tra_info_lmme_s6a, |
4394 | 20 | &hf_gtpv2_tra_info_lmme_s3, |
4395 | 20 | &hf_gtpv2_tra_info_lmme_s1_mme, |
4396 | 20 | NULL |
4397 | 20 | }; |
4398 | 20 | proto_tree_add_bitmask_list(lmme_tree, tvb, offset, 1, tra_info_lmme_flags, ENC_BIG_ENDIAN); |
4399 | 20 | bit_offset = offset << 3; |
4400 | 20 | proto_tree_add_bits_item(lmme_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 3, ENC_BIG_ENDIAN); |
4401 | 20 | offset += 1; |
4402 | | /* SGW - 1 octet */ |
4403 | 20 | static int* const tra_info_lsgw_flags[] = { |
4404 | 20 | &hf_gtpv2_tra_info_lsgw_s11, |
4405 | 20 | &hf_gtpv2_tra_info_lsgw_s8b, |
4406 | 20 | &hf_gtpv2_tra_info_lsgw_s5, |
4407 | 20 | &hf_gtpv2_tra_info_lsgw_s4, |
4408 | 20 | NULL |
4409 | 20 | }; |
4410 | 20 | proto_tree_add_bitmask_list(lsgw_tree, tvb, offset, 1, tra_info_lsgw_flags, ENC_BIG_ENDIAN); |
4411 | 20 | bit_offset = offset << 3; |
4412 | 20 | proto_tree_add_bits_item(lsgw_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 4, ENC_BIG_ENDIAN); |
4413 | 20 | offset += 1; |
4414 | | /* PDN GW - 1 octet */ |
4415 | 20 | static int* const tra_info_lpdn_gw_flags[] = { |
4416 | 20 | &hf_gtpv2_tra_info_lpdn_gw_sgi, |
4417 | 20 | &hf_gtpv2_tra_info_lpdn_gw_s8b, |
4418 | 20 | &hf_gtpv2_tra_info_lpdn_gw_gx, |
4419 | 20 | &hf_gtpv2_tra_info_lpdn_gw_s6c, |
4420 | 20 | &hf_gtpv2_tra_info_lpdn_gw_s5, |
4421 | 20 | &hf_gtpv2_tra_info_lpdn_gw_s2c, |
4422 | 20 | &hf_gtpv2_tra_info_lpdn_gw_s2b, |
4423 | 20 | &hf_gtpv2_tra_info_lpdn_gw_s2a, |
4424 | 20 | NULL |
4425 | 20 | }; |
4426 | 20 | proto_tree_add_bitmask_list(lpdn_gw_tree, tvb, offset, 1, tra_info_lpdn_gw_flags, ENC_BIG_ENDIAN); |
4427 | 20 | offset += 1; |
4428 | | /* eNB - 1 octet */ |
4429 | 20 | static int* const tra_info_lenb_flags[] = { |
4430 | 20 | &hf_gtpv2_tra_info_lenb_uu, |
4431 | 20 | &hf_gtpv2_tra_info_lenb_x2, |
4432 | 20 | &hf_gtpv2_tra_info_lenb_s1_mme, |
4433 | 20 | NULL |
4434 | 20 | }; |
4435 | 20 | proto_tree_add_bitmask_list(lenb_tree, tvb, offset, 1, tra_info_lenb_flags, ENC_BIG_ENDIAN); |
4436 | 20 | bit_offset = offset << 3; |
4437 | 20 | proto_tree_add_bits_item(lenb_tree, hf_gtpv2_spare_bits, tvb, bit_offset, 5, ENC_BIG_ENDIAN); |
4438 | | |
4439 | | /*-------------------------------------------------- |
4440 | | * offset += 1; |
4441 | | *--------------------------------------------------*/ |
4442 | | |
4443 | | /* IP Address of Trace Collection Entity */ |
4444 | 352 | while ( (offset + 4) <= length ) { |
4445 | 332 | offset += 1; |
4446 | 332 | proto_tree_add_item(tree, hf_gtpv2_ipv4_addr, tvb, offset, 4, ENC_BIG_ENDIAN); |
4447 | 332 | offset += 3; |
4448 | 332 | } |
4449 | 20 | } |
4450 | | |
4451 | | /* |
4452 | | * 8.33 Paging Cause |
4453 | | * 8.33 Void (TS 129 274 V9.4.0 (2010-10)) |
4454 | | */ |
4455 | | |
4456 | | /* 8.35 Procedure Transaction ID (PTI) */ |
4457 | | static void |
4458 | | dissect_gtpv2_pti(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4459 | 7 | { |
4460 | 7 | proto_tree_add_item(tree, hf_gtpv2_pti, tvb, 0, 1, ENC_BIG_ENDIAN); |
4461 | 7 | } |
4462 | | /* |
4463 | | * 8.36 DRX Parameter |
4464 | | */ |
4465 | | static void |
4466 | | dissect_gtpv2_drx_param(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4467 | 2 | { |
4468 | 2 | int offset = 0; |
4469 | | |
4470 | | /* 36.413 : 9.2.1.17 Paging Cause, void */ |
4471 | 2 | proto_tree_add_item(tree, hf_gtpv2_drx_parameter, tvb, offset, length, ENC_NA); |
4472 | 2 | } |
4473 | | |
4474 | | /* |
4475 | | * 8.37 UE Network Capability |
4476 | | * UE Network Capability is coded as depicted in Figure 8.37-1. Actual coding of the UE Network Capability field is |
4477 | | * defined in 3GPP TS 24.301 |
4478 | | */ |
4479 | | static void |
4480 | | dissect_gtpv2_ue_net_capability(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4481 | 8 | { |
4482 | 8 | de_emm_ue_net_cap(tvb, tree, pinfo, 0, length, NULL, 0); |
4483 | | |
4484 | 8 | } |
4485 | | /* |
4486 | | * 8.38 MM Context |
4487 | | */ |
4488 | | static const value_string gtpv2_mm_context_security_mode[] = { |
4489 | | {0, "GSM Key and Triplets"}, |
4490 | | {1, "UMTS Key, Used Cipher and Quintuplets"}, |
4491 | | {2, "GSM Key, Used Cipher and Quintuplets"}, |
4492 | | {3, "UMTS Key and Quintuplets"}, |
4493 | | {4, "EPS Security Context, Quadruplets and Quintuplets" }, |
4494 | | {5, "UMTS Key, Quadruplets and Quintuplets"}, |
4495 | | {0, NULL } |
4496 | | }; |
4497 | | |
4498 | | static const true_false_string gtpv2_nhi_vals = { |
4499 | | "NH (Next Hop) and NCC (Next Hop Chaining Count) are both present", |
4500 | | "NH (Next Hop) and NCC (Next Hop Chaining Count) not present", |
4501 | | }; |
4502 | | |
4503 | | /* Table 8.38-2: Used NAS Cipher Values */ |
4504 | | |
4505 | | static const value_string gtpv2_mm_context_unc_vals[] = { |
4506 | | {0, "No ciphering"}, |
4507 | | {1, "128-EEA1"}, |
4508 | | {2, "128-EEA2"}, |
4509 | | {3, "128-EEA3"}, |
4510 | | {4, "EEA4" }, |
4511 | | {5, "EEA5"}, |
4512 | | {6, "EEA6"}, |
4513 | | {7, "EEA7"}, |
4514 | | {0, NULL} |
4515 | | }; |
4516 | | |
4517 | | /* Table 8.38-3: Used Cipher Values */ |
4518 | | static const value_string gtpv2_mm_context_used_cipher_vals[] = { |
4519 | | {0, "No ciphering"}, |
4520 | | {1, "GEA/1"}, |
4521 | | {2, "GEA/2"}, |
4522 | | {3, "GEA/3"}, |
4523 | | {4, "GEA/4" }, |
4524 | | {5, "GEA/5"}, |
4525 | | {6, "GEA/6"}, |
4526 | | {7, "GEA/7"}, |
4527 | | {0, NULL} |
4528 | | }; |
4529 | | |
4530 | | /* Table 8.38-4: Used NAS integrity protection algorithm Values */ |
4531 | | static const value_string gtpv2_mm_context_unipa_vals[] = { |
4532 | | {0, "No integrity protection"}, |
4533 | | {1, "128-EIA1"}, |
4534 | | {2, "128-EIA2"}, |
4535 | | {3, "128-EIA3"}, |
4536 | | {4, "EIA4" }, |
4537 | | {5, "EIA5"}, |
4538 | | {6, "EIA6"}, |
4539 | | {7, "EIA7"}, |
4540 | | {0, NULL} |
4541 | | }; |
4542 | | |
4543 | | /* Table 8.38-6: EPS NAS Security Context Type Values */ |
4544 | | static const value_string gtpv2_mm_context_eps_nas_security_context_type_vals[] = { |
4545 | | {0, "Reporting EPS NAS Security Context Type is not supported"}, |
4546 | | {1, "Native EPS NAS Security Context Type"}, |
4547 | | {2, "Mapped EPS NAS Security Context Type"}, |
4548 | | {0, NULL} |
4549 | | }; |
4550 | | |
4551 | | /* Helper functions */ |
4552 | | |
4553 | | /* Figure 8.38-7: Authentication Triplet */ |
4554 | | static int |
4555 | | dissect_gtpv2_authentication_triplets(tvbuff_t *tvb, proto_tree *tree, int offset, uint8_t num_triplet) |
4556 | 9 | { |
4557 | 9 | proto_tree *auth_tri_tree; |
4558 | 9 | int i; |
4559 | | |
4560 | 44 | for (i = 0; i < num_triplet; i++) { |
4561 | 35 | auth_tri_tree = proto_tree_add_subtree_format(tree, tvb, offset, 0, |
4562 | 35 | ett_gtpv2_mm_context_auth_tri, NULL, "Authentication Triplet %u", i); |
4563 | | /* |
4564 | | * Figure 8.38-8: Authentication Quintuplet |
4565 | | * 1 to 16 RAND |
4566 | | * 17 to 20 SRES |
4567 | | * 21 to 28 Kc |
4568 | | */ |
4569 | 35 | proto_tree_add_item(auth_tri_tree, hf_gtpv2_mm_context_rand, tvb, offset, 16, ENC_NA); |
4570 | 35 | offset += 16; |
4571 | 35 | proto_tree_add_item(auth_tri_tree, hf_gtpv2_mm_context_sres, tvb, offset, 4, ENC_NA); |
4572 | 35 | offset += 4; |
4573 | 35 | proto_tree_add_item(auth_tri_tree, hf_gtpv2_mm_context_kc, tvb, offset, 8, ENC_NA); |
4574 | 35 | offset += 8; |
4575 | | |
4576 | 35 | } |
4577 | | |
4578 | 9 | return offset; |
4579 | 9 | } |
4580 | | |
4581 | | static int |
4582 | | dissect_gtpv2_authentication_quintuplets(tvbuff_t *tvb, proto_tree *tree, int offset, uint8_t nr_qui) |
4583 | 22 | { |
4584 | 22 | proto_tree *auth_qui_tree; |
4585 | 22 | int i; |
4586 | 22 | uint32_t tmp; |
4587 | | |
4588 | 69 | for (i = 0; i < nr_qui; i++) { |
4589 | 47 | auth_qui_tree = proto_tree_add_subtree_format(tree, tvb, offset, 0, |
4590 | 47 | ett_gtpv2_mm_context_auth_qui, NULL, "Authentication Quintuplet %u", i); |
4591 | | /* |
4592 | | * Figure 8.38-8: Authentication Quintuplet |
4593 | | * 1 to 16 RAND |
4594 | | * 17 XRES Length |
4595 | | * 18 to m XRES |
4596 | | * (m+1) to (m+16) CK |
4597 | | * (m+17) to (m+32) IK |
4598 | | * m+33 AUTN Length |
4599 | | * (m+34) to n AUTN |
4600 | | */ |
4601 | 47 | proto_tree_add_item(auth_qui_tree, hf_gtpv2_mm_context_rand, tvb, offset, 16, ENC_NA); |
4602 | 47 | offset += 16; |
4603 | 47 | proto_tree_add_item_ret_uint(auth_qui_tree, hf_gtpv2_mm_context_xres_len, tvb, offset, 1, ENC_NA, &tmp); |
4604 | 47 | offset += 1; |
4605 | 47 | proto_tree_add_item(auth_qui_tree, hf_gtpv2_mm_context_xres, tvb, offset, tmp, ENC_NA); |
4606 | 47 | offset += tmp; |
4607 | 47 | proto_tree_add_item(auth_qui_tree, hf_gtpv2_ck, tvb, offset, 16, ENC_NA); |
4608 | 47 | offset += 16; |
4609 | 47 | proto_tree_add_item(auth_qui_tree, hf_gtpv2_ik, tvb, offset, 16, ENC_NA); |
4610 | 47 | offset += 16; |
4611 | 47 | proto_tree_add_item_ret_uint(auth_qui_tree, hf_gtpv2_mm_context_autn_len, tvb, offset, 1, ENC_NA, &tmp); |
4612 | 47 | offset += 1; |
4613 | 47 | proto_tree_add_item(auth_qui_tree, hf_gtpv2_mm_context_autn, tvb, offset, tmp, ENC_NA); |
4614 | 47 | offset += tmp; |
4615 | 47 | } |
4616 | | |
4617 | 22 | return offset; |
4618 | | |
4619 | 22 | } |
4620 | | |
4621 | | static int |
4622 | | dissect_gtpv2_authentication_quadruplets(tvbuff_t *tvb, proto_tree *tree, int offset, uint8_t nr_qui) |
4623 | 14 | { |
4624 | 14 | proto_tree *auth_qua_tree; |
4625 | 14 | uint32_t tmp; |
4626 | 14 | int i; |
4627 | | |
4628 | 54 | for (i = 0; i < nr_qui; i++) { |
4629 | 40 | auth_qua_tree = proto_tree_add_subtree_format(tree, tvb, offset, 0, |
4630 | 40 | ett_gtpv2_mm_context_auth_qua, NULL, "Authentication Quadruplet %u",i+1); |
4631 | | |
4632 | 40 | proto_tree_add_item(auth_qua_tree, hf_gtpv2_mm_context_rand, tvb, offset, 16, ENC_NA); |
4633 | 40 | offset += 16; |
4634 | | |
4635 | 40 | proto_tree_add_item_ret_uint(auth_qua_tree, hf_gtpv2_mm_context_xres_len, tvb, offset, 1, ENC_NA, &tmp); |
4636 | 40 | offset++; |
4637 | | |
4638 | 40 | proto_tree_add_item(auth_qua_tree, hf_gtpv2_mm_context_xres, tvb, offset, tmp, ENC_NA); |
4639 | 40 | offset += tmp; |
4640 | | |
4641 | 40 | proto_tree_add_item_ret_uint(auth_qua_tree, hf_gtpv2_mm_context_autn_len, tvb, offset, 1, ENC_NA, &tmp); |
4642 | 40 | offset++; |
4643 | | |
4644 | 40 | proto_tree_add_item(auth_qua_tree, hf_gtpv2_mm_context_autn, tvb, offset, tmp, ENC_NA); |
4645 | 40 | offset += tmp; |
4646 | | |
4647 | 40 | proto_tree_add_item(tree, hf_gtpv2_mm_context_kasme, tvb, offset, 32, ENC_NA); |
4648 | | |
4649 | 40 | offset += 32; |
4650 | 40 | } |
4651 | 14 | return offset; |
4652 | 14 | } |
4653 | | |
4654 | | static const value_string gtpv2_mm_context_higher_br_16mb_flg_vals[] = { |
4655 | | {0, "Not allowed"}, |
4656 | | {1, "Allowed"}, |
4657 | | {0, NULL} |
4658 | | }; |
4659 | | |
4660 | | static int |
4661 | | dissect_gtpv2_mm_context_common_data(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, uint8_t samb_ri, uint8_t uamb_ri) |
4662 | 100 | { |
4663 | 100 | proto_tree *net_cap_tree, *msnt_cap_tree; |
4664 | 100 | uint8_t ue_net_cap_len, ms_net_cap_len, mei_len; |
4665 | | |
4666 | | /* |
4667 | | * If SAMBRI (Subscribed UE AMBR Indicator), bit 1 of octet 6, is set to "1", |
4668 | | * then the Uplink/downlink Subscribed UE AMBR parameter field is present, |
4669 | | */ |
4670 | 100 | if (samb_ri) { |
4671 | | /* j to (j+3) Uplink Subscribed UE AMBR */ |
4672 | 16 | proto_tree_add_item(tree, hf_gtpv2_uplink_subscribed_ue_ambr, tvb, offset, 4, ENC_BIG_ENDIAN); |
4673 | | |
4674 | 16 | offset += 4; |
4675 | | /* (j+4) to (j+7) Downlink Subscribed UE AMBR */ |
4676 | 16 | proto_tree_add_item(tree, hf_gtpv2_downlink_subscribed_ue_ambr, tvb, offset, 4, ENC_BIG_ENDIAN); |
4677 | | |
4678 | 16 | offset += 4; |
4679 | 16 | } |
4680 | | /* |
4681 | | * If UAMBRI (Used UE AMBR Indicator), bit 2 of octet 6, is set to "1", |
4682 | | * then the Uplink/downlink Used UE AMBR parameter field is present |
4683 | | */ |
4684 | 100 | if (uamb_ri) { |
4685 | | /* i to (i+3) Uplink Used UE AMBR */ |
4686 | 13 | proto_tree_add_item(tree, hf_gtpv2_uplink_used_ue_ambr, tvb, offset, 4, ENC_BIG_ENDIAN); |
4687 | | |
4688 | 13 | offset += 4; |
4689 | | /* (i+4) to (i+7) Downlink Used UE AMBR */ |
4690 | 13 | proto_tree_add_item(tree, hf_gtpv2_downlink_used_ue_ambr, tvb, offset, 4, ENC_BIG_ENDIAN); |
4691 | | |
4692 | 13 | offset += 4; |
4693 | 13 | } |
4694 | | /* q Length of UE Network Capability */ |
4695 | 100 | ue_net_cap_len = tvb_get_uint8(tvb, offset); |
4696 | 100 | proto_tree_add_item(tree, hf_gtpv2_mm_context_ue_net_cap_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
4697 | 100 | offset += 1; |
4698 | | /* (q+1) to k UE Network Capability */ |
4699 | 100 | if (ue_net_cap_len) { |
4700 | | /* The UE Network Capability coding is specified in clause 9.9.3.34 of 3GPP TS 24.301 [23]. |
4701 | | * If Length of UE Network Capability is zero, then the UE Network Capability parameter |
4702 | | * shall not be present. |
4703 | | */ |
4704 | 38 | net_cap_tree = proto_tree_add_subtree(tree, tvb, offset, ue_net_cap_len, |
4705 | 38 | ett_gtpv2_mm_context_net_cap, NULL, "UE Network Capability"); |
4706 | 38 | offset += de_emm_ue_net_cap(tvb, net_cap_tree, pinfo, offset, ue_net_cap_len, NULL, 0); |
4707 | 38 | } |
4708 | | /* k+1 Length of MS Network Capability */ |
4709 | 100 | ms_net_cap_len = tvb_get_uint8(tvb, offset); |
4710 | 100 | proto_tree_add_item(tree, hf_gtpv2_mm_context_ms_net_cap_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
4711 | 100 | offset += 1; |
4712 | | /* (k+2) to m MS Network Capability |
4713 | | * The MS Network Capability coding is specified in clause 10.5.5.12 of 3GPP TS 24.008 [5]. |
4714 | | * If Length of MS Network Capability is zero, then the MS Network Capability parameter shall not be present. |
4715 | | */ |
4716 | 100 | if (ms_net_cap_len) { |
4717 | 39 | msnt_cap_tree = proto_tree_add_subtree(tree, tvb, offset, ms_net_cap_len, |
4718 | 39 | ett_gtpv2_ms_network_capability, NULL, "MS network capability"); |
4719 | 39 | offset += de_gmm_ms_net_cap(tvb, msnt_cap_tree, pinfo, offset, ms_net_cap_len, NULL, 0); |
4720 | 39 | } |
4721 | | /* m+1 Length of Mobile Equipment Identity (MEI) */ |
4722 | 100 | mei_len = tvb_get_uint8(tvb, offset); |
4723 | 100 | proto_tree_add_item(tree, hf_gtpv2_mm_context_mei_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
4724 | 100 | offset += 1; |
4725 | | /* (m+2) to r Mobile Equipment Identity (MEI) */ |
4726 | 100 | if (mei_len) { |
4727 | 39 | proto_tree_add_item(tree, hf_gtpv2_mei, tvb, offset, mei_len, ENC_BCD_DIGITS_0_9|ENC_LITTLE_ENDIAN); |
4728 | 39 | offset += mei_len; |
4729 | 39 | } |
4730 | 100 | return offset; |
4731 | 100 | } |
4732 | | |
4733 | | static int |
4734 | | dissect_gtpv2_access_restriction_data(tvbuff_t *tvb, proto_tree *tree, int offset) |
4735 | 37 | { |
4736 | 37 | proto_tree *accrstdata_tree; |
4737 | | |
4738 | 37 | accrstdata_tree = proto_tree_add_subtree(tree, tvb, offset, 1, ett_gtpv2_access_rest_data, NULL, "Access restriction data"); |
4739 | | /* Spare HNNA ENA INA GANA GENA UNA */ |
4740 | 37 | proto_tree_add_bits_item(accrstdata_tree, hf_gtpv2_spare_bits, tvb, (offset << 3), 1, ENC_BIG_ENDIAN); |
4741 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_hbna, tvb, offset, 1, ENC_BIG_ENDIAN); |
4742 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_hnna, tvb, offset, 1, ENC_BIG_ENDIAN); |
4743 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_ena, tvb, offset, 1, ENC_BIG_ENDIAN); |
4744 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_ina, tvb, offset, 1, ENC_BIG_ENDIAN); |
4745 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_gana, tvb, offset, 1, ENC_BIG_ENDIAN); |
4746 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_gena, tvb, offset, 1, ENC_BIG_ENDIAN); |
4747 | 37 | proto_tree_add_item(accrstdata_tree, hf_gtpv2_una, tvb, offset, 1, ENC_BIG_ENDIAN); |
4748 | 37 | offset += 1; |
4749 | | |
4750 | 37 | return offset; |
4751 | 37 | } |
4752 | | |
4753 | | /* Type = 103 (decimal) |
4754 | | * Figure 8.38-1: GSM Key and Triplets |
4755 | | */ |
4756 | | static void |
4757 | | dissect_gtpv2_mm_context_gsm_t(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4758 | 17 | { |
4759 | 17 | proto_tree *flag_tree; |
4760 | 17 | int offset; |
4761 | 17 | uint8_t oct, drxi, num_triplet, uamb_ri, samb_ri; |
4762 | | |
4763 | 17 | offset = 0; |
4764 | 17 | flag_tree = proto_tree_add_subtree(tree, tvb, offset, 3, ett_gtpv2_mm_context_flag, NULL, "MM Context flags"); |
4765 | | |
4766 | | /* Octet 5 */ |
4767 | | /* Security Mode | Spare | DRXI | CKSN */ |
4768 | 17 | drxi = (tvb_get_uint8(tvb, offset) & 0x08) >> 3; |
4769 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_sm, tvb, offset, 1, ENC_BIG_ENDIAN); |
4770 | 17 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, offset << 3, 1, ENC_BIG_ENDIAN); |
4771 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_drxi, tvb, offset, 1, ENC_BIG_ENDIAN); |
4772 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_cksn, tvb, offset, 1, ENC_BIG_ENDIAN); |
4773 | 17 | offset += 1; |
4774 | | /* Octet 6 */ |
4775 | | /* Number of Triplet | Spare | UAMB RI | SAMB RI */ |
4776 | 17 | oct = tvb_get_uint8(tvb, offset); |
4777 | 17 | num_triplet = oct >> 5; |
4778 | 17 | uamb_ri = (oct & 0x02) >> 1; |
4779 | 17 | samb_ri = oct & 0x01; |
4780 | | |
4781 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_tri, tvb, offset, 1, ENC_BIG_ENDIAN); |
4782 | 17 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, (offset << 3) + 3, 3, ENC_BIG_ENDIAN); |
4783 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_uamb_ri, tvb, offset, 1, ENC_BIG_ENDIAN); |
4784 | 17 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_mm_context_samb_ri, tvb, (offset << 3) + 7, 1, ENC_BIG_ENDIAN); |
4785 | 17 | offset += 1; |
4786 | | |
4787 | | /* Octet 7 Spare Used Cipher */ |
4788 | 17 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3)), 5, ENC_BIG_ENDIAN); |
4789 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_used_cipher, tvb, offset, 1, ENC_BIG_ENDIAN); |
4790 | 17 | offset += 1; |
4791 | | |
4792 | | /* 8 to 15 Kc */ |
4793 | 17 | proto_tree_add_item(tree, hf_gtpv2_mm_context_kc, tvb, offset, 8, ENC_NA); |
4794 | 17 | offset += 8; |
4795 | | |
4796 | | /* 16 to h Authentication Triplet [0..4] */ |
4797 | 17 | if (num_triplet) { |
4798 | 9 | dissect_gtpv2_authentication_triplets(tvb, tree, offset, num_triplet); |
4799 | 9 | } |
4800 | | |
4801 | | /* |
4802 | | * (h+1) to (h+2) DRX parameter |
4803 | | */ |
4804 | 17 | if (drxi) { |
4805 | 4 | proto_tree_add_item(tree, hf_gtpv2_mm_context_drx, tvb, offset, 2, ENC_BIG_ENDIAN); |
4806 | 4 | offset += 2; |
4807 | 4 | } |
4808 | | |
4809 | | /* Dissect octet j to r */ |
4810 | 17 | offset = dissect_gtpv2_mm_context_common_data(tvb, pinfo, tree, offset, samb_ri, uamb_ri); |
4811 | | |
4812 | 17 | proto_tree_add_expert_format(flag_tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
4813 | 17 | } |
4814 | | |
4815 | | /* Type = 104 (decimal) |
4816 | | * Figure 8.38-2: UMTS Key, Used Cipher and Quintuplets |
4817 | | */ |
4818 | | static void |
4819 | | dissect_gtpv2_mm_context_utms_cq(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4820 | 12 | { |
4821 | 12 | proto_tree *flag_tree; |
4822 | 12 | int offset; |
4823 | 12 | uint8_t oct, drxi, nr_qui, uamb_ri, samb_ri, vdp_len, hbr_len; |
4824 | | |
4825 | 12 | offset = 0; |
4826 | 12 | flag_tree = proto_tree_add_subtree(tree, tvb, offset, 3, ett_gtpv2_mm_context_flag, NULL, "MM Context flags"); |
4827 | | |
4828 | | /* Octet 5 */ |
4829 | 12 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_sm, tvb, offset, 1, ENC_BIG_ENDIAN); |
4830 | 12 | drxi = (tvb_get_uint8(tvb, offset) & 0x08) >> 3; |
4831 | 12 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3) + 3), 1, ENC_BIG_ENDIAN); |
4832 | 12 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_drxi, tvb, offset, 1, ENC_BIG_ENDIAN); |
4833 | 12 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_cksn_ksi, tvb, offset, 1, ENC_BIG_ENDIAN); |
4834 | 12 | offset += 1; |
4835 | | /* Octet 6 */ |
4836 | 12 | oct = tvb_get_uint8(tvb, offset); |
4837 | 12 | nr_qui = oct >> 5; |
4838 | 12 | uamb_ri = (oct & 0x02) >> 1; |
4839 | 12 | samb_ri = oct & 0x01; |
4840 | 12 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qui, tvb, offset, 1, ENC_BIG_ENDIAN); |
4841 | 12 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, (offset << 3) + 3, 3, ENC_BIG_ENDIAN); |
4842 | 12 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_uamb_ri, tvb, offset, 1, ENC_BIG_ENDIAN); |
4843 | 12 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_mm_context_samb_ri, tvb, (offset << 3) + 7, 1, ENC_BIG_ENDIAN); |
4844 | 12 | offset += 1; |
4845 | | /* Octet 7 Spare Used Cipher */ |
4846 | 12 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3)), 5, ENC_BIG_ENDIAN); |
4847 | 12 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_used_cipher, tvb, offset, 1, ENC_BIG_ENDIAN); |
4848 | 12 | offset += 1; |
4849 | | |
4850 | | /* Octet 8 to 23 CK */ |
4851 | 12 | proto_tree_add_item(tree, hf_gtpv2_ck, tvb, offset, 16, ENC_NA); |
4852 | 12 | offset += 16; |
4853 | | /* Octet 24 to 39 IK */ |
4854 | 12 | proto_tree_add_item(tree, hf_gtpv2_ik, tvb, offset, 16, ENC_NA); |
4855 | 12 | offset += 16; |
4856 | | |
4857 | | /* |
4858 | | * 40 to h Authentication Quintuplet [0..4] |
4859 | | */ |
4860 | 12 | if (nr_qui) { |
4861 | 2 | offset = dissect_gtpv2_authentication_quintuplets(tvb, tree, offset, nr_qui); |
4862 | 2 | } |
4863 | | |
4864 | | /* |
4865 | | * (h+1) to (h+2) DRX parameter |
4866 | | */ |
4867 | 12 | if (drxi) { |
4868 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_drx, tvb, offset, 2, ENC_BIG_ENDIAN); |
4869 | 3 | offset += 2; |
4870 | 3 | } |
4871 | | |
4872 | | |
4873 | | /* Dissect octet j to r */ |
4874 | 12 | offset = dissect_gtpv2_mm_context_common_data(tvb, pinfo, tree, offset, samb_ri, uamb_ri); |
4875 | | |
4876 | | /* r+1 Spare HNNA ENA INA GANA GENA UNA |
4877 | | * The Access restriction data is composed of UNA(UTRAN Not Allowed), GENA(GERAN Not Allowed), |
4878 | | * GANA(GAN Not Allowed), INA(I-HSPA-Evolution Not Allowed), ENA(E-UTRAN Not Allowed) and |
4879 | | * HNNA(HO-To-Non-3GPPAccess Not Allowed). |
4880 | | */ |
4881 | 12 | if (offset < (int)length) { |
4882 | 4 | offset = dissect_gtpv2_access_restriction_data(tvb, tree, offset); |
4883 | 8 | } else { |
4884 | 8 | return; |
4885 | 8 | } |
4886 | 4 | if (offset == (int)length) { |
4887 | 0 | return; |
4888 | 0 | } |
4889 | | |
4890 | | /* r+2 Length of Voice Domain Preference and UE's Usage Setting */ |
4891 | 4 | vdp_len = tvb_get_uint8(tvb, offset); |
4892 | 4 | proto_tree_add_item(tree, hf_gtpv2_mm_context_vdp_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
4893 | 4 | offset += 1; |
4894 | | /* (r+3) to s Voice Domain Preference and UE's Usage Setting */ |
4895 | 4 | if (vdp_len) { |
4896 | 0 | proto_tree_add_item(tree, hf_gtpv2_voice_domain_and_ue_usage_setting, tvb, offset, vdp_len, ENC_NA); |
4897 | 0 | offset += vdp_len; |
4898 | 0 | } |
4899 | | |
4900 | | /* s+1 Length of Higher bitrates than 16 Mbps flag */ |
4901 | 4 | if (offset == (int)length) { |
4902 | 0 | hbr_len = tvb_get_uint8(tvb, offset); |
4903 | 0 | proto_tree_add_item(tree, hf_gtpv2_mm_context_higher_br_16mb_flg_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
4904 | 0 | offset += 1; |
4905 | | /* s+2 Higher bitrates than 16 Mbps flag */ |
4906 | 0 | if (hbr_len) { |
4907 | 0 | proto_tree_add_item(tree, hf_gtpv2_mm_context_higher_br_16mb_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
4908 | 0 | offset += hbr_len; |
4909 | 0 | } |
4910 | 4 | } else { |
4911 | 4 | return; |
4912 | 4 | } |
4913 | | |
4914 | 0 | proto_tree_add_expert_format(flag_tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
4915 | |
|
4916 | 0 | } |
4917 | | |
4918 | | /* Type = 105 (decimal) |
4919 | | * Figure 8.38-3: GSM Key, Used Cipher and Quintuplets |
4920 | | */ |
4921 | | static void |
4922 | | dissect_gtpv2_mm_context_gsm_cq(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
4923 | 25 | { |
4924 | 25 | proto_tree *flag_tree; |
4925 | 25 | int offset; |
4926 | 25 | uint8_t oct, drxi, nr_qui, uamb_ri, samb_ri, vdp_len, hbr_len; |
4927 | | |
4928 | 25 | offset = 0; |
4929 | 25 | flag_tree = proto_tree_add_subtree(tree, tvb, offset, 3, ett_gtpv2_mm_context_flag, NULL, "MM Context flags"); |
4930 | | |
4931 | | /* Octet 5 */ |
4932 | 25 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_sm, tvb, offset, 1, ENC_BIG_ENDIAN); |
4933 | 25 | drxi = (tvb_get_uint8(tvb, offset) & 0x08) >> 3; |
4934 | 25 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3) + 3), 1, ENC_BIG_ENDIAN); |
4935 | 25 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_drxi, tvb, offset, 1, ENC_BIG_ENDIAN); |
4936 | 25 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_cksn_ksi, tvb, offset, 1, ENC_BIG_ENDIAN); |
4937 | 25 | offset += 1; |
4938 | | /* Octet 6 */ |
4939 | 25 | oct = tvb_get_uint8(tvb, offset); |
4940 | 25 | nr_qui = oct >> 5; |
4941 | 25 | uamb_ri = (oct & 0x02) >> 1; |
4942 | 25 | samb_ri = oct & 0x01; |
4943 | 25 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qui, tvb, offset, 1, ENC_BIG_ENDIAN); |
4944 | 25 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, (offset << 3) + 3, 3, ENC_BIG_ENDIAN); |
4945 | 25 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_uamb_ri, tvb, offset, 1, ENC_BIG_ENDIAN); |
4946 | 25 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_mm_context_samb_ri, tvb, (offset << 3) + 7, 1, ENC_BIG_ENDIAN); |
4947 | 25 | offset += 1; |
4948 | | /* Octet 7 Spare Used Cipher */ |
4949 | 25 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3)), 5, ENC_BIG_ENDIAN); |
4950 | 25 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_used_cipher, tvb, offset, 1, ENC_BIG_ENDIAN); |
4951 | 25 | offset += 1; |
4952 | | /* 8 to 15 Kc */ |
4953 | 25 | proto_tree_add_item(tree, hf_gtpv2_mm_context_kc, tvb, offset, 8, ENC_NA); |
4954 | 25 | offset += 8; |
4955 | | |
4956 | | /* |
4957 | | * 40 to h Authentication Quintuplet [0..4] |
4958 | | */ |
4959 | 25 | if (nr_qui) { |
4960 | 10 | offset = dissect_gtpv2_authentication_quintuplets(tvb, tree, offset, nr_qui); |
4961 | 10 | } |
4962 | | |
4963 | | /* |
4964 | | * (h+1) to (h+2) DRX parameter |
4965 | | */ |
4966 | 25 | if (drxi) { |
4967 | 6 | proto_tree_add_item(tree, hf_gtpv2_mm_context_drx, tvb, offset, 2, ENC_BIG_ENDIAN); |
4968 | 6 | offset += 2; |
4969 | 6 | } |
4970 | | |
4971 | | |
4972 | | /* Dissect octet j to r */ |
4973 | 25 | offset = dissect_gtpv2_mm_context_common_data(tvb, pinfo, tree, offset, samb_ri, uamb_ri); |
4974 | | |
4975 | | /* r+1 Spare HNNA ENA INA GANA GENA UNA |
4976 | | * The Access restriction data is composed of UNA(UTRAN Not Allowed), GENA(GERAN Not Allowed), |
4977 | | * GANA(GAN Not Allowed), INA(I-HSPA-Evolution Not Allowed), ENA(E-UTRAN Not Allowed) and |
4978 | | * HNNA(HO-To-Non-3GPPAccess Not Allowed). |
4979 | | */ |
4980 | 25 | if (offset < (int)length) { |
4981 | 6 | offset = dissect_gtpv2_access_restriction_data(tvb, tree, offset); |
4982 | 19 | } else { |
4983 | 19 | return; |
4984 | 19 | } |
4985 | 6 | if (offset == (int)length) { |
4986 | 0 | return; |
4987 | 0 | } |
4988 | | |
4989 | | /* r+2 Length of Voice Domain Preference and UE's Usage Setting */ |
4990 | 6 | vdp_len = tvb_get_uint8(tvb, offset); |
4991 | 6 | proto_tree_add_item(tree, hf_gtpv2_mm_context_vdp_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
4992 | 6 | offset += 1; |
4993 | | /* (r+3) to s Voice Domain Preference and UE's Usage Setting */ |
4994 | 6 | if (vdp_len) { |
4995 | 3 | proto_tree_add_item(tree, hf_gtpv2_voice_domain_and_ue_usage_setting, tvb, offset, vdp_len, ENC_NA); |
4996 | 3 | offset += vdp_len; |
4997 | 3 | } |
4998 | | |
4999 | | /* s+1 Length of Higher bitrates than 16 Mbps flag */ |
5000 | 6 | if (offset < (int)length) { |
5001 | 5 | hbr_len = tvb_get_uint8(tvb, offset); |
5002 | 5 | proto_tree_add_item(tree, hf_gtpv2_mm_context_higher_br_16mb_flg_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
5003 | 5 | offset += 1; |
5004 | | /* s+2 Higher bitrates than 16 Mbps flag */ |
5005 | 5 | if (hbr_len) { |
5006 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_higher_br_16mb_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
5007 | 3 | offset += hbr_len; |
5008 | 3 | } |
5009 | 5 | } else { |
5010 | 1 | return; |
5011 | 1 | } |
5012 | | |
5013 | 5 | proto_tree_add_expert_format(flag_tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
5014 | | |
5015 | 5 | } |
5016 | | |
5017 | | /* Type = 106 (decimal) |
5018 | | * Figure 8.38-4: UMTS Key and Quintuplets |
5019 | | */ |
5020 | | static void |
5021 | | dissect_gtpv2_mm_context_utms_q(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5022 | 33 | { |
5023 | 33 | proto_tree *flag_tree; |
5024 | 33 | int offset; |
5025 | 33 | uint8_t oct, drxi, nr_qui, uamb_ri, samb_ri, vdp_len, hbr_len, ear_len; |
5026 | | |
5027 | 33 | offset = 0; |
5028 | 33 | flag_tree = proto_tree_add_subtree(tree, tvb, offset, 3, ett_gtpv2_mm_context_flag, NULL, "MM Context flags"); |
5029 | | |
5030 | | /* Octet 5 */ |
5031 | | /* Security Mode Spare DRXI KSI */ |
5032 | 33 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_sm, tvb, offset, 1, ENC_BIG_ENDIAN); |
5033 | 33 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3) + 3), 1, ENC_BIG_ENDIAN); |
5034 | 33 | drxi = (tvb_get_uint8(tvb, offset) & 0x08) >> 3; |
5035 | 33 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_drxi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5036 | 33 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_ksi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5037 | 33 | offset += 1; |
5038 | | /* Octet 6 */ |
5039 | | /* Number of Quintuplets Spare UAMB RI SAMB RI */ |
5040 | 33 | oct = tvb_get_uint8(tvb, offset); |
5041 | 33 | nr_qui = oct >> 5; |
5042 | 33 | uamb_ri = (oct & 0x02) >> 1; |
5043 | 33 | samb_ri = oct & 0x01; |
5044 | | |
5045 | 33 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qui, tvb, offset, 1, ENC_BIG_ENDIAN); |
5046 | 33 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, (offset << 3) + 3, 3, ENC_BIG_ENDIAN); |
5047 | 33 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_uamb_ri, tvb, offset, 1, ENC_BIG_ENDIAN); |
5048 | 33 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_mm_context_samb_ri, tvb, (offset << 3) + 7, 1, ENC_BIG_ENDIAN); |
5049 | 33 | offset += 1; |
5050 | | /* Octet 7 Spare */ |
5051 | 33 | proto_tree_add_item(flag_tree, hf_gtpv2_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
5052 | 33 | offset += 1; |
5053 | | /* Octet 8 to 23 CK */ |
5054 | 33 | proto_tree_add_item(tree, hf_gtpv2_ck, tvb, offset, 16, ENC_NA); |
5055 | 33 | offset += 16; |
5056 | | /* Octet 24 to 39 IK */ |
5057 | 33 | proto_tree_add_item(tree, hf_gtpv2_ik, tvb, offset, 16, ENC_NA); |
5058 | 33 | offset += 16; |
5059 | | |
5060 | | /* |
5061 | | * 40 to h Authentication Quintuplet [0..4] |
5062 | | */ |
5063 | 33 | if (nr_qui) { |
5064 | 2 | offset = dissect_gtpv2_authentication_quintuplets(tvb, tree, offset, nr_qui); |
5065 | 2 | } |
5066 | | |
5067 | | /* |
5068 | | * (h+1) to (h+2) DRX parameter |
5069 | | */ |
5070 | 33 | if (drxi) { |
5071 | 12 | proto_tree_add_item(tree, hf_gtpv2_mm_context_drx, tvb, offset, 2, ENC_BIG_ENDIAN); |
5072 | 12 | offset += 2; |
5073 | 12 | } |
5074 | | |
5075 | | |
5076 | | /* Dissect octet j to r */ |
5077 | 33 | offset = dissect_gtpv2_mm_context_common_data(tvb, pinfo, tree, offset, samb_ri, uamb_ri); |
5078 | | |
5079 | | /* r+1 Spare HNNA ENA INA GANA GENA UNA |
5080 | | * The Access restriction data is composed of UNA(UTRAN Not Allowed), GENA(GERAN Not Allowed), |
5081 | | * GANA(GAN Not Allowed), INA(I-HSPA-Evolution Not Allowed), ENA(E-UTRAN Not Allowed) and |
5082 | | * HNNA(HO-To-Non-3GPPAccess Not Allowed). |
5083 | | */ |
5084 | 33 | if (offset < (int)length) { |
5085 | 11 | offset = dissect_gtpv2_access_restriction_data(tvb, tree, offset); |
5086 | 22 | } else { |
5087 | 22 | return; |
5088 | 22 | } |
5089 | 11 | if (offset == (int)length) { |
5090 | 0 | return; |
5091 | 0 | } |
5092 | | |
5093 | | /* r+2 Length of Voice Domain Preference and UE's Usage Setting */ |
5094 | 11 | vdp_len = tvb_get_uint8(tvb, offset); |
5095 | 11 | proto_tree_add_item(tree, hf_gtpv2_mm_context_vdp_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
5096 | 11 | offset += 1; |
5097 | | /* (r+3) to s Voice Domain Preference and UE's Usage Setting */ |
5098 | 11 | if (vdp_len) { |
5099 | 8 | proto_tree_add_item(tree, hf_gtpv2_voice_domain_and_ue_usage_setting, tvb, offset, vdp_len, ENC_NA); |
5100 | 8 | offset += vdp_len; |
5101 | 8 | } |
5102 | | |
5103 | | /* s+1 Length of Higher bitrates than 16 Mbps flag */ |
5104 | 11 | if (offset < (int)length) { |
5105 | 8 | hbr_len = tvb_get_uint8(tvb, offset); |
5106 | 8 | proto_tree_add_item(tree, hf_gtpv2_mm_context_higher_br_16mb_flg_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
5107 | 8 | offset += 1; |
5108 | | /* s+2 Higher bitrates than 16 Mbps flag */ |
5109 | 8 | if (hbr_len) { |
5110 | 5 | proto_tree_add_item(tree, hf_gtpv2_mm_context_higher_br_16mb_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
5111 | 5 | offset += hbr_len; |
5112 | 5 | } |
5113 | 8 | } else { |
5114 | 3 | return; |
5115 | 3 | } |
5116 | | |
5117 | | /* s+3 IOV_updates counter */ |
5118 | 8 | if (offset < (int)length) { |
5119 | 7 | proto_tree_add_item(tree, hf_gtpv2_mm_context_iov_updates_counter, tvb, offset, 1, ENC_BIG_ENDIAN); |
5120 | 7 | offset += 1; |
5121 | 7 | } else { |
5122 | 1 | return; |
5123 | 1 | } |
5124 | | /* s+4 Length of Extended Access Restriction Data */ |
5125 | 7 | if (offset < (int)length) { |
5126 | 5 | ear_len = tvb_get_uint8(tvb, offset); |
5127 | 5 | proto_tree_add_item(tree, hf_gtpv2_mm_context_ear_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
5128 | 5 | offset += 1; |
5129 | 5 | static int * const ear_flags[] = { |
5130 | 5 | &hf_gtpv2_mm_context_nrsrna, |
5131 | 5 | NULL |
5132 | 5 | }; |
5133 | 5 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, ear_flags, ENC_BIG_ENDIAN); |
5134 | 5 | offset += 1; |
5135 | 5 | if (ear_len > 1) { |
5136 | 3 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
5137 | 3 | offset += ear_len - 1; |
5138 | 3 | } |
5139 | 5 | } else { |
5140 | 2 | return; |
5141 | 2 | } |
5142 | | |
5143 | 5 | if (offset == (int)length) { |
5144 | 0 | return; |
5145 | 0 | } |
5146 | | /* ts+1) to (n+4) These octet(s) is/are present only if explicitly specified */ |
5147 | 5 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
5148 | | |
5149 | 5 | } |
5150 | | |
5151 | | /* 8.38 MM Context |
5152 | | * Type = 107 (decimal) |
5153 | | * Figure 8.38-5: EPS Security Context and Quadruplets |
5154 | | */ |
5155 | | static void |
5156 | | dissect_gtpv2_mm_context_eps_qq(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5157 | 21 | { |
5158 | 21 | proto_item *qua_item, *qui_item; |
5159 | 21 | proto_tree *flag_tree, *qua_tree, *qui_tree, *sc_tree; |
5160 | 21 | int offset; |
5161 | 21 | uint8_t tmp, nhi, drxi, nr_qua, nr_qui, uamb_ri, osci, samb_ri, vdp_len; |
5162 | 21 | uint32_t dword, paging_len, ue_add_sec_cap_len, ex_access_res_data_len, ue_nr_sec_cap_len, apn_rte_ctrl_sts_len, ie_len; |
5163 | | |
5164 | 21 | offset = 0; |
5165 | | |
5166 | 21 | flag_tree = proto_tree_add_subtree(tree, tvb, offset, 3, ett_gtpv2_mm_context_flag, NULL, "MM Context flags"); |
5167 | | |
5168 | | /* Octet 5 |
5169 | | * Bits |
5170 | | * 8 7 6 5 4 3 2 1 |
5171 | | * Security Mode | NHI | DRXI | KSIASME |
5172 | | */ |
5173 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_sm, tvb, offset, 1, ENC_BIG_ENDIAN); |
5174 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nhi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5175 | | /* If NHI (Next Hop Indicator), bit 5 of octet 5, is set to "1", |
5176 | | * then the optional parameters NH (Next Hop) and NCC (Next |
5177 | | * Hop Chaining Count) are both present, otherwise their octets are not present. |
5178 | | */ |
5179 | 21 | tmp = tvb_get_uint8(tvb, offset); |
5180 | 21 | nhi = (tmp & 0x10) >> 4; |
5181 | 21 | drxi = (tmp & 0x08) >> 3; |
5182 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_drxi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5183 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_ksi_a, tvb, offset, 1, ENC_BIG_ENDIAN); |
5184 | 21 | offset += 1; |
5185 | | |
5186 | | /* Octet 6 |
5187 | | * Bits |
5188 | | * 8 7 6 5 4 3 2 1 |
5189 | | * Number of | Number of | UAMB | OSCI |
5190 | | * Quintuplets | Quadruplet | RI | |
5191 | | */ |
5192 | 21 | tmp = tvb_get_uint8(tvb, offset); |
5193 | 21 | nr_qui = (tmp & 0xe0) >> 5; |
5194 | 21 | nr_qua = tmp & 0x1c; |
5195 | 21 | nr_qua >>= 2; |
5196 | 21 | uamb_ri = (tmp & 0x2) >> 1; |
5197 | 21 | osci = tmp & 1; |
5198 | | |
5199 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qui, tvb, offset, 1, ENC_BIG_ENDIAN); |
5200 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qua, tvb, offset, 1, ENC_BIG_ENDIAN); |
5201 | | /* UAMB RI */ |
5202 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_uamb_ri, tvb, offset, 1, ENC_BIG_ENDIAN); |
5203 | | /* OSCI */ |
5204 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_osci, tvb, offset, 1, ENC_BIG_ENDIAN); |
5205 | 21 | offset += 1; |
5206 | | |
5207 | | /* Octet 7 SAMB RI Used NAS integrity protection algorithm Used NAS Cipher*/ |
5208 | | /* SAMB RI */ |
5209 | 21 | samb_ri = tvb_get_uint8(tvb, offset) >> 7; |
5210 | 21 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_mm_context_samb_ri, tvb, offset << 3, 1, ENC_BIG_ENDIAN); |
5211 | | /* Used NAS integrity protection algorithm */ |
5212 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_unipa, tvb, offset, 1, ENC_BIG_ENDIAN); |
5213 | | /* Used NAS Cipher */ |
5214 | 21 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_unc, tvb, offset, 1, ENC_BIG_ENDIAN); |
5215 | 21 | offset += 1; |
5216 | | |
5217 | | /* Octet 8-10 NAS Downlink Count*/ |
5218 | 21 | proto_tree_add_item(tree, hf_gtpv2_mm_context_nas_dl_cnt, tvb, offset, 3, ENC_BIG_ENDIAN); |
5219 | 21 | offset += 3; |
5220 | | |
5221 | | /* Octet 11-13 NAS Uplink Count */ |
5222 | 21 | proto_tree_add_item(tree, hf_gtpv2_mm_context_nas_ul_cnt, tvb, offset, 3, ENC_BIG_ENDIAN); |
5223 | 21 | offset += 3; |
5224 | | |
5225 | | /* Octet 14-45 */ |
5226 | 21 | proto_tree_add_item(tree, hf_gtpv2_mm_context_kasme, tvb, offset, 32, ENC_NA); |
5227 | 21 | offset += 32; |
5228 | | |
5229 | 21 | qua_item = proto_tree_add_uint(tree, hf_gtpv2_authentication_quadruplets, tvb, offset, 0, nr_qua); |
5230 | 21 | if ( nr_qua ){ |
5231 | 6 | qua_tree = proto_item_add_subtree(qua_item, ett_gtpv2_qua); |
5232 | 6 | offset = dissect_gtpv2_authentication_quadruplets(tvb, qua_tree, offset, nr_qua); |
5233 | 15 | }else { |
5234 | 15 | proto_item_set_generated(qua_item); |
5235 | 15 | } |
5236 | | |
5237 | 21 | qui_item = proto_tree_add_uint(tree, hf_gtpv2_authentication_quintuplets, tvb, offset, 0, nr_qui); |
5238 | 21 | if (nr_qui) { |
5239 | 4 | qui_tree = proto_item_add_subtree(qui_item, ett_gtpv2_qui); |
5240 | 4 | offset = dissect_gtpv2_authentication_quintuplets(tvb, qui_tree, offset, nr_qui); |
5241 | 17 | }else{ |
5242 | 17 | proto_item_set_generated(qui_item); |
5243 | 17 | } |
5244 | | |
5245 | | /* (h+1) to (h+2) DRX parameter */ |
5246 | 21 | if (drxi) { |
5247 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_drx, tvb, offset, 2, ENC_BIG_ENDIAN); |
5248 | 3 | offset += 2; |
5249 | 3 | } |
5250 | | |
5251 | | /* Octet p to p+31 & Octet p+32 */ |
5252 | 21 | if ( nhi ) |
5253 | 2 | { |
5254 | 2 | proto_tree_add_item(tree, hf_gtpv2_mm_context_nh, tvb, offset, 32, ENC_NA); |
5255 | 2 | offset += 32; |
5256 | | |
5257 | 2 | proto_tree_add_item(tree, hf_gtpv2_mm_context_ncc, tvb, offset, 1, ENC_BIG_ENDIAN); |
5258 | 2 | offset += 1; |
5259 | 2 | } |
5260 | | |
5261 | | |
5262 | | /* Dissect octet j to r */ |
5263 | 21 | offset = dissect_gtpv2_mm_context_common_data(tvb, pinfo, tree, offset, samb_ri, uamb_ri); |
5264 | | |
5265 | | /* r+1 Spare HBNA HNNA ENA INA GANA GENA UNA */ |
5266 | 21 | if (offset < (int)length) { |
5267 | 12 | offset = dissect_gtpv2_access_restriction_data(tvb, tree, offset); |
5268 | 12 | } else { |
5269 | 9 | return; |
5270 | 9 | } |
5271 | | |
5272 | 12 | if (offset == (int)length) { |
5273 | 0 | return; |
5274 | 0 | } |
5275 | | |
5276 | | /* the fields for the Old EPS Security Context (i.e. octets from s to s+64) |
5277 | | * may be present only in S10 Forward Relocation Request message according to |
5278 | | * the Rules on Concurrent Running of Security Procedures, which are specified in 3GPP TS 33.401 [12]. |
5279 | | * The octets for Old EPS Security Context shall be present if the OSCI (Old Security Context Indicator), |
5280 | | * bit 1 of octet 6) is set to "1"; otherwise they shall not be present. |
5281 | | */ |
5282 | 12 | if (osci == 1) { |
5283 | | /* s */ |
5284 | | /* If NHI_old (Next Hop Indicator for old EPS Security Context), bit 1 of octet s, is set to "1", |
5285 | | * then the parameters old NH (Next Hop) and old NCC (Next Hop Chaining Count) shall be present; |
5286 | | * otherwise the octets for old NH parameter shall not be present and the value of old NCC parameter |
5287 | | * shall be ignored by the receiver |
5288 | | */ |
5289 | | /* NHI_old Spare old KSIASME old NCC*/ |
5290 | 3 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_contex_nhi_old, tvb, offset, 1, ENC_BIG_ENDIAN, &dword); |
5291 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_old_ksiasme, tvb, offset, 1, ENC_BIG_ENDIAN); |
5292 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_old_ncc, tvb, offset, 1, ENC_BIG_ENDIAN); |
5293 | 3 | offset++; |
5294 | | /* (s+1) to (s+32) old KASME */ |
5295 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_old_kasme, tvb, offset, 32, ENC_NA); |
5296 | 3 | offset += 32; |
5297 | | /* (s+33) to (s+64) old NH */ |
5298 | 3 | if (dword) { |
5299 | 0 | proto_tree_add_item(tree, hf_gtpv2_mm_context_old_nh, tvb, offset, 32, ENC_NA); |
5300 | 0 | offset += 32; |
5301 | 0 | } |
5302 | 3 | } |
5303 | | |
5304 | 12 | if (offset == (int)length) { |
5305 | 0 | return; |
5306 | 0 | } |
5307 | | |
5308 | | /* w Length of Voice Domain Preference and UE's Usage Setting */ |
5309 | 12 | vdp_len = tvb_get_uint8(tvb, offset); |
5310 | 12 | proto_tree_add_item(tree, hf_gtpv2_mm_context_vdp_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
5311 | 12 | offset += 1; |
5312 | | /* (r+3) to s Voice Domain Preference and UE's Usage Setting */ |
5313 | 12 | if (vdp_len) { |
5314 | 6 | proto_tree_add_item(tree, hf_gtpv2_voice_domain_and_ue_usage_setting, tvb, offset, vdp_len, ENC_NA); |
5315 | 6 | offset += vdp_len; |
5316 | 6 | } |
5317 | | |
5318 | 12 | if (offset == (int)length) { |
5319 | 0 | return; |
5320 | 0 | } |
5321 | | |
5322 | | /* (t+1) to (t+2) Length of UE Radio Capability for Paging information*/ |
5323 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_paging_len, tvb, offset, 2, ENC_BIG_ENDIAN, &paging_len); |
5324 | 12 | offset += 2; |
5325 | | |
5326 | 12 | if (paging_len > 0) { |
5327 | 4 | proto_tree_add_item(tree, hf_gtpv2_ue_radio_capability_for_paging_information, tvb, offset, paging_len, ENC_NA); |
5328 | 4 | offset +=paging_len; |
5329 | 4 | } |
5330 | | |
5331 | 12 | if (offset == (int)length) { |
5332 | 0 | return; |
5333 | 0 | } |
5334 | | |
5335 | | /*(u+1) Length of Extended Access Restriction Data */ |
5336 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_ex_access_res_data_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ex_access_res_data_len); |
5337 | 12 | offset += 1; |
5338 | | |
5339 | | /*(u+2) to v |
5340 | | *8 7 6 5 4 3 2 1 |
5341 | | * spare | USSRNA | NRSRNA |
5342 | | */ |
5343 | 12 | if(ex_access_res_data_len > 0){ |
5344 | 3 | static int* const ear_flags[] = { |
5345 | 3 | &hf_gtpv2_spare_b7_b5, |
5346 | 3 | &hf_gtpv2_mm_context_nruna, |
5347 | 3 | &hf_gtpv2_mm_context_nrusrna, |
5348 | 3 | &hf_gtpv2_mm_context_nrna, |
5349 | 3 | &hf_gtpv2_mm_context_ussrna, |
5350 | 3 | &hf_gtpv2_mm_context_nrsrna, |
5351 | 3 | NULL |
5352 | 3 | }; |
5353 | 3 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, ear_flags, ENC_BIG_ENDIAN); |
5354 | | |
5355 | 3 | offset += 1; |
5356 | 3 | if (ex_access_res_data_len > 1) { |
5357 | 2 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, ex_access_res_data_len - 1, "The rest of the IE not dissected yet"); |
5358 | 2 | offset += ex_access_res_data_len - 1; |
5359 | 2 | } |
5360 | 3 | } |
5361 | | |
5362 | 12 | if (offset == (int)length) { |
5363 | 0 | return; |
5364 | 0 | } |
5365 | | |
5366 | | /* |
5367 | | * The UE additional security capability coding is specified in clause 9.9.3.53 of 3GPP TS 24.301 [23]. |
5368 | | * If Length of UE additional security capability is zero, then the field UE additional security capability in octets "(v+2) to x" shall not be present. |
5369 | | */ |
5370 | | /*(v+1) Length of UE additional security capability*/ |
5371 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_ue_add_sec_cap_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ue_add_sec_cap_len); |
5372 | 12 | offset += 1; |
5373 | | |
5374 | | /*(v+2) to x UE additional security capability*/ |
5375 | 12 | if(ue_add_sec_cap_len > 0){ |
5376 | 3 | sc_tree = proto_tree_add_subtree(tree, tvb, offset, ue_add_sec_cap_len, ett_gtpv2_mm_context_sc, NULL, "UE additional Security Capability"); |
5377 | 3 | offset += de_emm_ue_add_sec_cap(tvb, sc_tree, NULL, offset, ue_add_sec_cap_len, NULL, 0); |
5378 | 3 | } |
5379 | | |
5380 | 12 | if (offset == (int)length) { |
5381 | 0 | return; |
5382 | 0 | } |
5383 | | |
5384 | | /* x+1 Length of UE NR security capability */ |
5385 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_ue_nr_sec_cap_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ue_nr_sec_cap_len); |
5386 | 12 | offset += 1; |
5387 | | /* The UE NR security capability coding is specified in clause 9.8.3.57 of 3GPP TS 24.501. |
5388 | | * If Length of UE NR security capability is zero, then the field UE NR security capability in octets |
5389 | | "(x+2) to y" shall not be present. |
5390 | | */ |
5391 | 12 | if (ue_nr_sec_cap_len) { |
5392 | | /* (x+2) to y UE NR security capability */ |
5393 | | /* The UE NR security capability coding is specified in clause 9.8.3.57 of 3GPP TS 24.501 */ |
5394 | 3 | sc_tree = proto_tree_add_subtree(tree, tvb, offset, ue_nr_sec_cap_len, ett_gtpv2_ue_nr_sec_cap_len, NULL, "UE NR security capability"); |
5395 | 3 | proto_tree_add_expert_format(sc_tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, ue_nr_sec_cap_len, "The rest of the IE not dissected yet"); |
5396 | 3 | offset += ue_nr_sec_cap_len; |
5397 | 3 | } |
5398 | | |
5399 | 12 | if (offset == (int)length) { |
5400 | 0 | return; |
5401 | 0 | } |
5402 | | |
5403 | | /* (y+1) to (y+2) Length of APN Rate Control Statuses */ |
5404 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_apn_rte_ctrl_sts_len, tvb, offset, 2, ENC_BIG_ENDIAN, &apn_rte_ctrl_sts_len); |
5405 | 12 | offset += 2; |
5406 | 12 | if (apn_rte_ctrl_sts_len) { |
5407 | | /* (y+3) to l APN Rate Control Status [1..z] */ |
5408 | 3 | sc_tree = proto_tree_add_subtree(tree, tvb, offset, apn_rte_ctrl_sts_len, ett_gtpv2_apn_rte_ctrl_sts_len, NULL, "APN Rate Control Status"); |
5409 | 3 | proto_tree_add_expert_format(sc_tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, apn_rte_ctrl_sts_len, "The rest of the IE not dissected yet"); |
5410 | 3 | offset += apn_rte_ctrl_sts_len; |
5411 | 3 | } |
5412 | 12 | if (offset == (int)length) { |
5413 | 0 | return; |
5414 | 0 | } |
5415 | | |
5416 | | /* (l+1) Length of Core Network Restrictions */ |
5417 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_cnr_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ie_len); |
5418 | 12 | offset += 1; |
5419 | 12 | if (ie_len) { |
5420 | | /* (l+2) to (l+5) Core Network Restrictions */ |
5421 | | /* The Core Network Restrictions coding is specified in clause 7.2.230 of 3GPP TS 29.272 [70]. |
5422 | | If Length of Core Network Restrictions is zero, then the field of Core Network Restrictions |
5423 | | in octets "(l+2) to (l+5)" shall not be present. |
5424 | | */ |
5425 | 0 | tvbuff_t *new_tvb = tvb_new_subset_length(tvb, offset, ie_len); |
5426 | 0 | dissect_diameter_3gpp_core_network_restrictions(new_tvb, pinfo, tree, NULL); |
5427 | 0 | offset += ie_len; |
5428 | 0 | } |
5429 | | |
5430 | 12 | if (offset == (int)length) { |
5431 | 0 | return; |
5432 | 0 | } |
5433 | | |
5434 | | /* (l+6) Length of UE Radio Capability ID */ |
5435 | 12 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mm_context_ue_radio_cap_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ie_len); |
5436 | 12 | offset += 1; |
5437 | 12 | if (ie_len) { |
5438 | | /* (l+7) to z UE Radio Capability ID |
5439 | | * The UE Radio Capability ID is specified in the clause 9.9.3.60 of 3GPP TS24.301 |
5440 | | */ |
5441 | 1 | de_nas_5gs_mm_ue_radio_cap_id(tvb, tree, pinfo, offset, ie_len, NULL, 0); |
5442 | 1 | offset += ie_len; |
5443 | 1 | } |
5444 | | |
5445 | 12 | if (offset == (int)length) { |
5446 | 0 | return; |
5447 | 0 | } |
5448 | | |
5449 | | /*(a) ENSCT */ |
5450 | 12 | proto_tree_add_item(tree, hf_gtpv2_mm_context_ensct, tvb, offset, 1, ENC_BIG_ENDIAN); |
5451 | 12 | offset += 1; |
5452 | | |
5453 | 12 | if (offset < (int)length){ |
5454 | 3 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length - offset, "The rest of the IE not dissected yet"); |
5455 | 3 | } |
5456 | 12 | } |
5457 | | |
5458 | | /* |
5459 | | * Type = 108 (decimal) |
5460 | | * Figure 8.38-6: UMTS Key, Quadruplets and Quintuplets |
5461 | | */ |
5462 | | static void |
5463 | | dissect_gtpv2_mm_context_utms_qq(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5464 | 17 | { |
5465 | 17 | proto_tree *flag_tree; |
5466 | 17 | uint32_t offset; |
5467 | 17 | uint8_t tmp, drxi, nr_qua, nr_qui, uamb_ri, samb_ri, vdp_length; |
5468 | | |
5469 | 17 | offset = 0; |
5470 | 17 | flag_tree = proto_tree_add_subtree(tree, tvb, offset, 3, ett_gtpv2_mm_context_flag, NULL, "MM Context flags"); |
5471 | | |
5472 | | /* Octet 5 |
5473 | | * Security Mode Spare DRXI KSIASME |
5474 | | */ |
5475 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_sm, tvb, offset, 1, ENC_BIG_ENDIAN); |
5476 | 17 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_spare_bits, tvb, ((offset << 3) + 3), 1, ENC_BIG_ENDIAN); |
5477 | 17 | drxi = (tvb_get_uint8(tvb, offset) & 0x08) >> 3; |
5478 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_drxi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5479 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_ksi_a, tvb, offset, 1, ENC_BIG_ENDIAN); |
5480 | 17 | offset += 1; |
5481 | | |
5482 | | /* Octet 6 |
5483 | | * Bits |
5484 | | * 8 7 6 5 4 3 2 1 |
5485 | | * Number of | Number of | UAMB | SAMB |
5486 | | * Quintuplets | Quadruplet | RI | RI |
5487 | | */ |
5488 | 17 | tmp = tvb_get_uint8(tvb, offset); |
5489 | 17 | nr_qui = (tmp & 0xe0) >> 5; |
5490 | 17 | nr_qua = tmp & 0x1c; |
5491 | 17 | nr_qua >>= 2; |
5492 | 17 | uamb_ri = (tmp & 0x2) >> 1; |
5493 | 17 | samb_ri = tmp & 0x01; |
5494 | | |
5495 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qui, tvb, offset, 1, ENC_BIG_ENDIAN); |
5496 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_nr_qua, tvb, offset, 1, ENC_BIG_ENDIAN); |
5497 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_mm_context_uamb_ri, tvb, offset, 1, ENC_BIG_ENDIAN); |
5498 | 17 | proto_tree_add_bits_item(flag_tree, hf_gtpv2_mm_context_samb_ri, tvb, (offset << 3) + 7, 1, ENC_BIG_ENDIAN); |
5499 | 17 | offset += 1; |
5500 | | /* Octet 7 Spare */ |
5501 | 17 | proto_tree_add_item(flag_tree, hf_gtpv2_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
5502 | 17 | offset += 1; |
5503 | | /* Octet 8 to 23 CK */ |
5504 | 17 | proto_tree_add_item(tree, hf_gtpv2_ck, tvb, offset, 16, ENC_NA); |
5505 | 17 | offset += 16; |
5506 | | /* Octet 24 to 39 IK */ |
5507 | 17 | proto_tree_add_item(tree, hf_gtpv2_ik, tvb, offset, 16, ENC_NA); |
5508 | 17 | offset += 16; |
5509 | | |
5510 | 17 | if ( nr_qua ) { |
5511 | 8 | offset = dissect_gtpv2_authentication_quadruplets(tvb, tree, offset, nr_qua); |
5512 | 8 | } |
5513 | | |
5514 | 17 | if (nr_qui) { |
5515 | 4 | offset = dissect_gtpv2_authentication_quintuplets(tvb, tree, offset, nr_qui); |
5516 | 4 | } |
5517 | | |
5518 | | /* (h+1) to (h+2) DRX parameter */ |
5519 | 17 | if (drxi) { |
5520 | 3 | proto_tree_add_item(tree, hf_gtpv2_mm_context_drx, tvb, offset, 2, ENC_BIG_ENDIAN); |
5521 | 3 | offset += 2; |
5522 | 3 | } |
5523 | | |
5524 | | /* Dissect octet j to r */ |
5525 | 17 | offset = dissect_gtpv2_mm_context_common_data(tvb, pinfo, tree, offset, samb_ri, uamb_ri); |
5526 | | |
5527 | 17 | if (offset >= (uint32_t)length) { |
5528 | 2 | return; |
5529 | 2 | } |
5530 | | /* r+1 Spare HBNA HNNA ENA INA GANA GENA UNA */ |
5531 | 15 | offset = dissect_gtpv2_access_restriction_data(tvb, tree, offset); |
5532 | | |
5533 | 15 | if (offset >= (uint32_t)length) { |
5534 | 0 | return; |
5535 | 0 | } |
5536 | | |
5537 | | /* The Voice Domain Preference and UE's Usage Setting coding is specified in clause 10.5.5.28 of 3GPP TS 24.008 [5]. If |
5538 | | * Length of Voice Domain Preference and UE's Usage Setting is zero, then the Voice Domain Preference and UE's Usage |
5539 | | * Setting parameter shall not be present. |
5540 | | */ |
5541 | | /* r+2 */ |
5542 | 15 | vdp_length = tvb_get_uint8(tvb, offset); |
5543 | 15 | proto_tree_add_item(tree, hf_gtpv2_vdp_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
5544 | 15 | offset++; |
5545 | | |
5546 | 15 | if(vdp_length !=0){ |
5547 | 2 | offset += de_gmm_voice_domain_pref(tvb, tree, pinfo, offset, vdp_length, NULL, 0); |
5548 | 2 | } |
5549 | | |
5550 | 15 | if (offset < (uint32_t)length) { |
5551 | 3 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
5552 | 3 | } |
5553 | | |
5554 | 15 | } |
5555 | | |
5556 | | /* |
5557 | | * 8.39 PDN Connection (grouped IE) |
5558 | | */ |
5559 | | static void |
5560 | | dissect_gtpv2_PDN_conn(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5561 | 5 | { |
5562 | 5 | int offset = 0; |
5563 | 5 | proto_tree *grouped_tree; |
5564 | 5 | tvbuff_t *new_tvb; |
5565 | | |
5566 | 5 | proto_item_append_text(item, "[Grouped IE]"); |
5567 | 5 | grouped_tree = proto_item_add_subtree(item, ett_gtpv2_PDN_conn); |
5568 | 5 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5569 | | |
5570 | 5 | dissect_gtpv2_ie_common(new_tvb, pinfo, grouped_tree, offset, message_type, args, GTPV2_IE_PDN_CONNECTION); |
5571 | 5 | } |
5572 | | /* |
5573 | | * 8.40 PDU Numbers |
5574 | | */ |
5575 | | static void |
5576 | | dissect_gtpv2_pdn_numbers(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5577 | 4 | { |
5578 | 4 | proto_item *nsapi_ti; |
5579 | 4 | proto_tree *nsapi_tree; |
5580 | 4 | uint8_t nsapi; |
5581 | 4 | int offset = 0; |
5582 | | |
5583 | 4 | nsapi = (tvb_get_uint8(tvb, offset) & 0x08); |
5584 | 4 | nsapi_ti = proto_tree_add_item(tree, hf_gtpv2_nsapi08, tvb, offset, 1, ENC_BIG_ENDIAN); |
5585 | 4 | nsapi_tree = proto_item_add_subtree(nsapi_ti, ett_gtpv2_pdn_numbers_nsapi); |
5586 | 4 | proto_tree_add_bits_item(nsapi_tree, hf_gtpv2_spare_bits, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
5587 | 4 | proto_tree_add_item(nsapi_tree, hf_gtpv2_pdn_numbers_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5588 | 4 | proto_item_append_text(item, "NSAPI: %u", nsapi); |
5589 | 4 | offset += 1; |
5590 | | |
5591 | 4 | proto_tree_add_item(tree, hf_gtpv2_dl_gtp_u_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
5592 | 4 | offset += 2; |
5593 | | |
5594 | 4 | proto_tree_add_item(tree, hf_gtpv2_ul_gtp_u_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
5595 | 4 | offset += 2; |
5596 | | |
5597 | 4 | proto_tree_add_item(tree, hf_gtpv2_send_n_pdu_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
5598 | 4 | offset += 2; |
5599 | | |
5600 | 4 | proto_tree_add_item(tree, hf_gtpv2_receive_n_pdu_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
5601 | 4 | } |
5602 | | |
5603 | | /* |
5604 | | * 8.41 Packet TMSI (P-TMSI) |
5605 | | */ |
5606 | | static void |
5607 | | dissect_gtpv2_p_tmsi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5608 | 20 | { |
5609 | 20 | int offset = 0; |
5610 | 20 | proto_item* ti; |
5611 | | |
5612 | | /* The TMSI consists of 4 octets. It can be coded using a full hexadecimal representation. */ |
5613 | 20 | proto_tree_add_item(tree, hf_gtpv2_p_tmsi, tvb, offset, 4, ENC_BIG_ENDIAN); |
5614 | 20 | ti = proto_tree_add_item(tree, hf_3gpp_tmsi, tvb, offset, 4, ENC_BIG_ENDIAN); |
5615 | 20 | proto_item_set_hidden(ti); |
5616 | 20 | proto_item_append_text(item, "%s", tvb_bytes_to_str(pinfo->pool, tvb, offset, 4)); |
5617 | 20 | } |
5618 | | |
5619 | | /* |
5620 | | * 8.42 P-TMSI Signature |
5621 | | */ |
5622 | | static void |
5623 | | dissect_gtpv2_p_tmsi_sig(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5624 | 1 | { |
5625 | 1 | int offset = 0; |
5626 | | |
5627 | | /* The P-TMSI Signature consists of 3 octets and may be allocated by the SGSN. */ |
5628 | 1 | proto_tree_add_item(tree, hf_gtpv2_p_tmsi_sig, tvb, offset, 3, ENC_BIG_ENDIAN); |
5629 | 1 | proto_item_append_text(item, "%s", tvb_bytes_to_str(pinfo->pool, tvb, offset, 3)); |
5630 | | |
5631 | 1 | } |
5632 | | |
5633 | | /* |
5634 | | * 8.43 Hop Counter |
5635 | | */ |
5636 | | static void |
5637 | | dissect_gtpv2_hop_counter(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5638 | 4 | { |
5639 | 4 | int offset = 0; |
5640 | 4 | uint8_t hop_counter; |
5641 | | |
5642 | 4 | hop_counter = tvb_get_uint8(tvb, offset); |
5643 | | |
5644 | 4 | proto_tree_add_item(tree, hf_gtpv2_hop_counter, tvb, offset, 1, ENC_BIG_ENDIAN); |
5645 | 4 | proto_item_append_text(item, "%d", hop_counter); |
5646 | 4 | } |
5647 | | |
5648 | | /* |
5649 | | * 8.44 UE Time Zone |
5650 | | */ |
5651 | | |
5652 | | static const value_string gtpv2_ue_time_zone_dst_vals[] = { |
5653 | | {0, "No Adjustments for Daylight Saving Time"}, |
5654 | | {1, "+1 Hour Adjustments for Daylight Saving Time"}, |
5655 | | {2, "+2 Hour Adjustments for Daylight Saving Time"}, |
5656 | | {3, "Spare"}, |
5657 | | {0, NULL} |
5658 | | }; |
5659 | | static void |
5660 | | dissect_gtpv2_ue_time_zone(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5661 | 8 | { |
5662 | 8 | int offset = 0; |
5663 | | |
5664 | | /* |
5665 | | * UE Time Zone is used to indicate the offset between universal time and local time in steps of 15 minutes of where the |
5666 | | * UE currently resides. The "Time Zone" field uses the same format as the "Time Zone" IE in 3GPP TS 24.008 [5]. |
5667 | | * (packet-gsm_a_dtap.c) |
5668 | | */ |
5669 | 8 | de_time_zone(tvb, tree, pinfo, offset, 1, NULL, 0); |
5670 | 8 | offset += 1; |
5671 | 8 | proto_tree_add_item(item, hf_gtpv2_ue_time_zone_dst, tvb, offset, 1, ENC_BIG_ENDIAN); |
5672 | 8 | } |
5673 | | |
5674 | | /* |
5675 | | * 8.45 Trace Reference |
5676 | | */ |
5677 | | static void |
5678 | | dissect_gtpv2_trace_reference(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5679 | 1 | { |
5680 | 1 | int offset = 0; |
5681 | 1 | uint32_t trace_id; |
5682 | 1 | char *mcc_mnc_str; |
5683 | | |
5684 | 1 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, 0, E212_NONE, true); |
5685 | 1 | offset += 3; |
5686 | | |
5687 | 1 | trace_id = tvb_get_ntohs(tvb, offset); |
5688 | 1 | proto_tree_add_item(tree, hf_gtpv2_trace_id, tvb, offset, 3, ENC_BIG_ENDIAN); |
5689 | | |
5690 | 1 | proto_item_append_text(item, "%s,Trace ID %u", mcc_mnc_str, trace_id); |
5691 | 1 | } |
5692 | | /* |
5693 | | * 8.46 Complete Request Message |
5694 | | */ |
5695 | | static const value_string gtpv2_complete_req_msg_type_vals[] = { |
5696 | | {0, "Complete Attach Request Message" }, |
5697 | | {1, "Complete TAU Request Message" }, |
5698 | | {0, NULL } |
5699 | | }; |
5700 | | static void |
5701 | | dissect_complete_request_msg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5702 | 10 | { |
5703 | 10 | tvbuff_t *new_tvb; |
5704 | 10 | int offset; |
5705 | | |
5706 | 10 | offset = 0; |
5707 | | |
5708 | 10 | proto_tree_add_item(tree, hf_gtpv2_complete_req_msg_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
5709 | | |
5710 | 10 | offset += 1; |
5711 | | |
5712 | | /* Add the Complete Request Message */ |
5713 | 10 | new_tvb = tvb_new_subset_length(tvb, offset, length-1); |
5714 | 10 | call_dissector(nas_eps_handle, new_tvb, pinfo, tree); |
5715 | | |
5716 | 10 | } |
5717 | | |
5718 | | /* |
5719 | | * 8.47 GUTI |
5720 | | */ |
5721 | | static void |
5722 | | dissect_gtpv2_guti(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
5723 | 2 | { |
5724 | 2 | int offset = 0; |
5725 | | |
5726 | 2 | offset = 0; |
5727 | | |
5728 | 2 | dissect_e212_mcc_mnc(tvb, pinfo, tree, 0, E212_NONE, true); |
5729 | 2 | offset += 3; |
5730 | | |
5731 | 2 | proto_tree_add_item(tree, hf_gtpv2_mme_grp_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
5732 | 2 | offset += 2; |
5733 | | |
5734 | 2 | proto_tree_add_item(tree, hf_gtpv2_mme_code, tvb, offset, 1, ENC_BIG_ENDIAN); |
5735 | 2 | offset += 1; |
5736 | | |
5737 | 2 | proto_tree_add_item(tree, hf_gtpv2_m_tmsi, tvb, offset, 4, ENC_NA); |
5738 | 2 | } |
5739 | | |
5740 | | /* |
5741 | | * 8.48 Fully Qualified Container (F-Container) |
5742 | | */ |
5743 | | |
5744 | | static const value_string gtpv2_container_type_vals[] = { |
5745 | | {1, "UTRAN transparent container"}, |
5746 | | {2, "BSS container"}, |
5747 | | {3, "E-UTRAN transparent container"}, |
5748 | | {4, "NBIFOM Container"}, |
5749 | | {5, "EN-DC Container"}, |
5750 | | {6, "Inter-System SON Container"}, |
5751 | | {0, NULL} |
5752 | | }; |
5753 | | |
5754 | | |
5755 | | static void |
5756 | | dissect_gtpv2_F_container(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type, uint8_t instance _U_, session_args_t * args _U_) |
5757 | 46 | { |
5758 | 46 | tvbuff_t *new_tvb; |
5759 | 46 | proto_tree *sub_tree; |
5760 | 46 | int offset = 0; |
5761 | 46 | uint32_t container_type; |
5762 | 46 | uint8_t container_flags, xid_len; |
5763 | | |
5764 | | /* Octets 8 7 6 5 4 3 2 1 |
5765 | | * 5 Spare | Container Type |
5766 | | */ |
5767 | 46 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_container_type, tvb, offset, 1, ENC_BIG_ENDIAN, &container_type); |
5768 | 46 | offset += 1; |
5769 | 46 | length--; |
5770 | 46 | if (length == 0) { |
5771 | 0 | expert_add_info(pinfo, item, &ei_gtpv2_ie_len_invalid); |
5772 | 0 | return; |
5773 | 0 | } |
5774 | 46 | if ( (message_type == GTPV2_FORWARD_RELOCATION_REQ) |
5775 | 4 | || (message_type == GTPV2_CONTEXT_RESPONSE) |
5776 | 42 | || (message_type == GTPV2_RAN_INFORMATION_RELAY)) { |
5777 | 42 | switch (container_type) { |
5778 | 18 | case 1: |
5779 | | /* UTRAN transparent container (1) |
5780 | | * Contains the "Source to Target |
5781 | | * Transparent Container", if the message is used for PS |
5782 | | * handover to UTRAN Iu mode procedures, SRNS relocation |
5783 | | * procedure and E-UTRAN to UTRAN inter RAT handover |
5784 | | * procedure. |
5785 | | */ |
5786 | 18 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_utran_con, NULL, "UTRAN transparent container"); |
5787 | 18 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5788 | 18 | dissect_ranap_Source_ToTarget_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
5789 | 18 | return; |
5790 | 0 | case 2: |
5791 | | /* BSS container */ |
5792 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_bss_con, NULL, "BSS container"); |
5793 | | /* The flags PFI, RP, SAPI and PHX in octet 6 indicate the corresponding type of parameter */ |
5794 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_container_phx, tvb, offset, 1, ENC_BIG_ENDIAN); |
5795 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_sapi_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
5796 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_rp_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
5797 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_pfi_flg, tvb, offset, 1, ENC_BIG_ENDIAN); |
5798 | 0 | container_flags = tvb_get_uint8(tvb, offset); |
5799 | 0 | offset += 1; |
5800 | 0 | if ((container_flags & 0x01) == 1) { |
5801 | | /* Packet Flow ID present */ |
5802 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_pfi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5803 | 0 | offset += 1; |
5804 | 0 | } |
5805 | 0 | if (((container_flags & 0x04) == 4) || ((container_flags & 0x02) == 2)) { |
5806 | 0 | if ((container_flags & 0x04) == 4) { |
5807 | | /* SAPI present */ |
5808 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_sapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
5809 | 0 | } |
5810 | 0 | if ((container_flags & 0x02) == 2) { |
5811 | | /* Radio Priority present */ |
5812 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_rp, tvb, offset, 1, ENC_BIG_ENDIAN); |
5813 | 0 | } |
5814 | 0 | offset += 1; |
5815 | 0 | } |
5816 | 0 | if ((container_flags & 0x08) == 8) { |
5817 | | /* XiD parameters length is present in Octet c. |
5818 | | * XiD parameters are present in Octet d to n. |
5819 | | */ |
5820 | 0 | xid_len = tvb_get_uint8(tvb, offset); |
5821 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_xid_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
5822 | 0 | offset += 1; |
5823 | 0 | proto_tree_add_item(sub_tree, hf_gtpv2_bss_con_xid, tvb, offset, xid_len, ENC_NA); |
5824 | 0 | } |
5825 | 0 | return; |
5826 | 23 | case 3: |
5827 | | /* E-UTRAN transparent container |
5828 | | * This IE shall be included to contain the "Source to Target |
5829 | | * Transparent Container", if the message is used for |
5830 | | * UTRAN/GERAN to E-UTRAN inter RAT handover |
5831 | | * procedure, E-UTRAN intra RAT handover procedure and |
5832 | | * 3G SGSN to MME combined hard handover and SRNS |
5833 | | * relocation procedure. The Container Type shall be set to 3. |
5834 | | */ |
5835 | 23 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_eutran_con, NULL, "E-UTRAN transparent container"); |
5836 | 23 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5837 | 23 | dissect_s1ap_SourceeNB_ToTargeteNB_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
5838 | 23 | return; |
5839 | 1 | default: |
5840 | 1 | break; |
5841 | 42 | } |
5842 | 42 | } |
5843 | 5 | if (message_type == GTPV2_FORWARD_CTX_NOTIFICATION) { |
5844 | 2 | switch (container_type) { |
5845 | 1 | case 3: |
5846 | | /* E-UTRAN transparent container */ |
5847 | 1 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5848 | 1 | dissect_s1ap_ENB_StatusTransfer_TransparentContainer_PDU(new_tvb, pinfo, tree, NULL); |
5849 | 1 | return; |
5850 | 1 | default: |
5851 | 1 | break; |
5852 | 2 | } |
5853 | 2 | } |
5854 | 4 | if (message_type == GTPV2_FORWARD_RELOCATION_RESP) { |
5855 | | |
5856 | | /* 7.3.2 Forward Relocation Response */ |
5857 | 0 | switch (container_type) { |
5858 | 0 | case 3: |
5859 | | /* E-UTRAN transparent container |
5860 | | * This IE shall be included to contain the "Target to Source Transparent Container" |
5861 | | * during a handover to E-UTRAN, 5GS to EPS handover and EPS to 5GS handover. |
5862 | | * If the Cause IE contains the value "Request accepted". The Container Type shall be set to 3. |
5863 | | */ |
5864 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_eutran_con, NULL, "E-UTRAN transparent container"); |
5865 | 0 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5866 | 0 | dissect_s1ap_TargeteNB_ToSourceeNB_TransparentContainer_PDU(new_tvb, pinfo, sub_tree, NULL); |
5867 | 0 | return; |
5868 | 0 | default: |
5869 | 0 | break; |
5870 | 0 | } |
5871 | 0 | } |
5872 | 4 | if (message_type == GTPV2_CONFIGURATION_TRANSFER_TUNNEL) { |
5873 | | /* 7.3.18 Configuration Transfer Tunnel */ |
5874 | 0 | switch (container_type) { |
5875 | 0 | case 3: |
5876 | | /* SON Configuration Transfer |
5877 | | * This IE shall be included to contain the "SON Configuration Transfer" as specified in 3GPP TS 36.413 [10]. |
5878 | | * The Container Type shall be set to 3. |
5879 | | */ |
5880 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_son_con, NULL, "SON Configuration Transfer"); |
5881 | 0 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5882 | 0 | dissect_s1ap_SONConfigurationTransfer_PDU(new_tvb, pinfo, sub_tree, NULL); |
5883 | 0 | return; |
5884 | 0 | case 5: |
5885 | | /* EN-DC SON Configuration Transfer |
5886 | | * This IE shall be included to contain the "EN-DC SON Configuration Transfer" as specified in 3GPP TS 36.413 [10]. |
5887 | | * The Container Type shall be set to 5. |
5888 | | */ |
5889 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_endc_son_con, NULL, "EN-DC SON Configuration Transfer"); |
5890 | 0 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5891 | 0 | dissect_s1ap_EN_DCSONConfigurationTransfer_PDU(new_tvb, pinfo, sub_tree, NULL); |
5892 | 0 | return; |
5893 | 0 | case 6: |
5894 | | /* Inter-System SON Container |
5895 | | * This IE shall be included to contain the "Inter-System SON Container" as specified in 3GPP TS 36.413 [10]. |
5896 | | * The Container Type shall be set to 6. |
5897 | | */ |
5898 | 0 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, length, ett_gtpv2_intersys_son_con, NULL, "Inter-System SON Container"); |
5899 | 0 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
5900 | 0 | dissect_s1ap_IntersystemSONConfigurationTransfer_PDU(new_tvb, pinfo, sub_tree, NULL); |
5901 | 0 | return; |
5902 | 0 | default: |
5903 | 0 | break; |
5904 | 0 | } |
5905 | 0 | } |
5906 | 4 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length); |
5907 | | |
5908 | 4 | } |
5909 | | |
5910 | | /* |
5911 | | * 8.49 Fully Qualified Cause (F-Cause) |
5912 | | */ |
5913 | | |
5914 | | static const value_string gtpv2_cause_type_vals[] = { |
5915 | | {0, "Radio Network Layer"}, |
5916 | | {1, "Transport Layer"}, |
5917 | | {2, "NAS"}, |
5918 | | {3, "Protocol"}, |
5919 | | {4, "Miscellaneous"}, |
5920 | | {5, "<spare>"}, |
5921 | | {6, "<spare>"}, |
5922 | | {7, "<spare>"}, |
5923 | | {8, "<spare>"}, |
5924 | | {9, "<spare>"}, |
5925 | | {10, "<spare>"}, |
5926 | | {11, "<spare>"}, |
5927 | | {12, "<spare>"}, |
5928 | | {13, "<spare>"}, |
5929 | | {14, "<spare>"}, |
5930 | | {15, "<spare>"}, |
5931 | | {0, NULL} |
5932 | | }; |
5933 | | static value_string_ext gtpv2_cause_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_cause_type_vals); |
5934 | | |
5935 | | static void |
5936 | | dissect_gtpv2_s1ap_cause(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, uint8_t cause_type) |
5937 | 0 | { |
5938 | |
|
5939 | 0 | switch (cause_type) { |
5940 | 0 | case 0: |
5941 | | /* CauseRadioNetwork */ |
5942 | 0 | proto_tree_add_item(tree, hf_gtpv2_CauseRadioNetwork, tvb, offset, 1, ENC_BIG_ENDIAN); |
5943 | 0 | break; |
5944 | 0 | case 1: |
5945 | | /* CauseTransport */ |
5946 | 0 | proto_tree_add_item(tree, hf_gtpv2_CauseTransport, tvb, offset, 1, ENC_BIG_ENDIAN); |
5947 | 0 | break; |
5948 | 0 | case 2: |
5949 | | /* CauseNas */ |
5950 | 0 | proto_tree_add_item(tree, hf_gtpv2_CauseNas, tvb, offset, 1, ENC_BIG_ENDIAN); |
5951 | 0 | break; |
5952 | 0 | case 3: |
5953 | | /* CauseProtocol */ |
5954 | 0 | proto_tree_add_item(tree, hf_gtpv2_CauseProtocol, tvb, offset, 1, ENC_BIG_ENDIAN); |
5955 | 0 | break; |
5956 | 0 | case 4: |
5957 | | /* CauseMisc */ |
5958 | 0 | proto_tree_add_item(tree, hf_gtpv2_CauseMisc, tvb, offset, 1, ENC_BIG_ENDIAN); |
5959 | 0 | break; |
5960 | 0 | default: |
5961 | 0 | break; |
5962 | 0 | } |
5963 | | |
5964 | 0 | return; |
5965 | |
|
5966 | 0 | } |
5967 | | static void |
5968 | | dissect_gtpv2_F_cause(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type, uint8_t instance, session_args_t * args _U_) |
5969 | 33 | { |
5970 | 33 | int offset = 0; |
5971 | 33 | uint8_t cause_type; |
5972 | | |
5973 | | /* The value of Instance field of the F-Cause IE in a GTPv2 message shall indicate |
5974 | | * whether the F-Cause field contains RANAP Cause, BSSGP Cause or RAN Cause. |
5975 | | * If the F-Cause field contains RAN Cause, the Cause Type field shall contain |
5976 | | * the RAN cause subcategory as specified in 3GPP TS 36.413 [10] and it shall be |
5977 | | * encoded as in Table 8.49-1. |
5978 | | * If the F-Cause field contains BSSGP Cause or RANAP Cause, |
5979 | | * the Cause Type field shall be ignored by the receiver. |
5980 | | */ |
5981 | 33 | if (message_type == GTPV2_FORWARD_RELOCATION_REQ) { |
5982 | 0 | switch (instance) { |
5983 | 0 | case 0: |
5984 | 0 | proto_item_append_text(item, "[RAN Cause]"); |
5985 | 0 | proto_tree_add_item(tree, hf_gtpv2_cause_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
5986 | 0 | cause_type = tvb_get_uint8(tvb, offset); |
5987 | 0 | offset += 1; |
5988 | 0 | dissect_gtpv2_s1ap_cause(tvb, pinfo, tree, offset, cause_type); |
5989 | 0 | return; |
5990 | 0 | case 1: |
5991 | 0 | proto_item_append_text(item, "[RANAP Cause]"); |
5992 | 0 | break; |
5993 | 0 | case 2: |
5994 | 0 | proto_item_append_text(item, "[BSSGP Cause]"); |
5995 | 0 | break; |
5996 | 0 | default: |
5997 | 0 | break; |
5998 | 0 | } |
5999 | 0 | } |
6000 | 33 | else if (message_type == GTPV2_FORWARD_RELOCATION_RESP) { |
6001 | | /* Table 7.3.2-1: Information Elements in a Forward Relocation Response */ |
6002 | 0 | switch (instance) { |
6003 | 0 | case 0: |
6004 | | /* Instance 0 S1-AP Cause */ |
6005 | 0 | proto_item_append_text(item, "[S1-AP Cause]"); |
6006 | 0 | proto_tree_add_item(tree, hf_gtpv2_cause_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
6007 | 0 | cause_type = tvb_get_uint8(tvb, offset); |
6008 | 0 | offset++; |
6009 | 0 | dissect_gtpv2_s1ap_cause(tvb, pinfo, tree, offset, cause_type); |
6010 | 0 | return; |
6011 | 0 | case 1: |
6012 | | /* Instance 1 RANAP Cause */ |
6013 | 0 | proto_item_append_text(item, "[RANAP Cause]"); |
6014 | 0 | break; |
6015 | 0 | case 2: |
6016 | | /* Instance 2 BSSGP Cause */ |
6017 | 0 | proto_item_append_text(item, "[BSSGP Cause]"); |
6018 | 0 | break; |
6019 | 0 | default: |
6020 | 0 | break; |
6021 | 0 | } |
6022 | |
|
6023 | 0 | }/* GTPV2_FORWARD_RELOCATION_RESP */ |
6024 | | |
6025 | 33 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length-offset); |
6026 | | |
6027 | 33 | } |
6028 | | |
6029 | | /* |
6030 | | * 8.50 PLMN ID |
6031 | | */ |
6032 | | /* |
6033 | | * The Selected PLMN ID IE contains the core network operator selected for tne UE |
6034 | | * in a shared network. Octets 5-7 shall be encoded as the content part of the |
6035 | | * "Selected PLMN Identity" parameter in 3GPP TS 36.413 [10]. |
6036 | | * -The Selected PLMN identity consists of 3 digits from MCC followed by |
6037 | | * either -a filler digit plus 2 digits from MNC (in case of 2 digit MNC) or |
6038 | | * -3 digits from MNC (in case of a 3 digit MNC). |
6039 | | * |
6040 | | * 8 7 6 5 4 3 2 1 |
6041 | | * +--+--+--+--+--+--+--+--+ |
6042 | | * Octet 5 |MCC digit 2|MCC digit 1| |
6043 | | * +--+--+--+--+--+--+--+--+ |
6044 | | * Octet 6 |MNC digit 1|MCC digit 3| |
6045 | | * +--+--+--+--+--+--+--+--+ |
6046 | | * Octet 7 |MNC digit 3|MNC digit 2| |
6047 | | * +--+--+--+--+--+--+--+--+ |
6048 | | */ |
6049 | | static void |
6050 | | dissect_gtpv2_plmn_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6051 | 2 | { |
6052 | 2 | char *mcc_mnc_str; |
6053 | | |
6054 | 2 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, 0, E212_NONE, false); |
6055 | 2 | proto_item_append_text(item, "%s", mcc_mnc_str); |
6056 | 2 | } |
6057 | | |
6058 | | /* |
6059 | | * 8.51 Target Identification |
6060 | | */ |
6061 | | |
6062 | | static const value_string gtpv2_target_type_vals[] = { |
6063 | | {0, "RNC ID"}, |
6064 | | {1, "Macro eNodeB ID"}, |
6065 | | {2, "Cell Identifier"}, |
6066 | | {3, "Home eNodeB ID"}, |
6067 | | {4, "Extended Macro eNodeB ID"}, |
6068 | | {5, "gNodeB ID"}, |
6069 | | {6, "Macro ng-eNodeB ID"}, |
6070 | | {7, "Extended ng-eNodeB ID"}, |
6071 | | {8, "en-gNB ID"}, |
6072 | | {0, NULL} |
6073 | | }; |
6074 | | static value_string_ext gtpv2_target_type_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_target_type_vals); |
6075 | | |
6076 | | static char* |
6077 | | dissect_gtpv2_home_enodeb_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int *offset) |
6078 | 1.23k | { |
6079 | 1.23k | char *str = NULL; |
6080 | 1.23k | char *mcc_mnc_str; |
6081 | 1.23k | uint32_t home_enodeb_id; |
6082 | | |
6083 | 1.23k | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_NONE, true); |
6084 | 1.23k | *offset += 3; |
6085 | | |
6086 | | /* Octet 10 to 12 Home eNodeB ID |
6087 | | * The Home eNodeB ID consists of 28 bits. See 3GPP TS 36.413 [10]. |
6088 | | * Bit 4 of Octet 9 is the most significant bit and bit 1 of Octet 12 is the least significant bit. |
6089 | | * The coding of the Home eNodeB ID is the responsibility of each administration. |
6090 | | * Coding using full hexadecimal representation shall be used. |
6091 | | */ |
6092 | 1.23k | home_enodeb_id = tvb_get_ntohl(tvb, *offset) & 0x0fffffff; |
6093 | 1.23k | proto_tree_add_item(tree, hf_gtpv2_home_enodeb_id, tvb, *offset, 4 , ENC_BIG_ENDIAN); |
6094 | 1.23k | *offset += 4; |
6095 | | |
6096 | 1.23k | str = wmem_strdup_printf(pinfo->pool, "%s, Home eNodeB ID 0x%x", |
6097 | 1.23k | mcc_mnc_str, |
6098 | 1.23k | home_enodeb_id); |
6099 | | |
6100 | 1.23k | return str; |
6101 | 1.23k | } |
6102 | | |
6103 | | static char* |
6104 | | dissect_gtpv2_gnodeb_id(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, int* offset) |
6105 | 1 | { |
6106 | 1 | char* str = NULL; |
6107 | 1 | char* mcc_mnc_str; |
6108 | 1 | uint32_t gnodeb_id; |
6109 | | |
6110 | 1 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_NONE, true); |
6111 | 1 | *offset += 3; |
6112 | | |
6113 | | /* The gNodeB ID Length field, in bits 1 to 6 of octet 9, |
6114 | | * indicates the length of the gNodeB ID in number of bits |
6115 | | */ |
6116 | | |
6117 | 1 | proto_tree_add_item(tree, hf_gtpv2_gnodeb_id_len, tvb, *offset, 1, ENC_BIG_ENDIAN); |
6118 | 1 | *offset += 1; |
6119 | | |
6120 | 1 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_gnodeb_id, tvb, *offset, 4, ENC_BIG_ENDIAN, &gnodeb_id); |
6121 | 1 | *offset += 4; |
6122 | | |
6123 | 1 | str = wmem_strdup_printf(pinfo->pool, "%s, gNodeB ID 0x%x", |
6124 | 1 | mcc_mnc_str, |
6125 | 1 | gnodeb_id); |
6126 | | |
6127 | 1 | return str; |
6128 | 1 | } |
6129 | | |
6130 | | static char* |
6131 | | dissect_gtpv2_macro_ng_enodeb_id(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, int* offset) |
6132 | 0 | { |
6133 | 0 | char *str = NULL; |
6134 | 0 | char *mcc_mnc_str; |
6135 | 0 | uint32_t ng_enodeb_id; |
6136 | |
|
6137 | 0 | mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, *offset, E212_NONE, true); |
6138 | 0 | *offset += 3; |
6139 | |
|
6140 | 0 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_macro_ng_enodeb_id, tvb, *offset, 3, ENC_BIG_ENDIAN, &ng_enodeb_id); |
6141 | 0 | *offset += 3; |
6142 | |
|
6143 | 0 | str = wmem_strdup_printf(pinfo->pool, "%s, Macro ng-eNodeB ID 0x%x", |
6144 | 0 | mcc_mnc_str, |
6145 | 0 | ng_enodeb_id); |
6146 | |
|
6147 | 0 | return str; |
6148 | 0 | } |
6149 | | |
6150 | | static void |
6151 | | dissect_gtpv2_target_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6152 | 6 | { |
6153 | 6 | tvbuff_t *new_tvb; |
6154 | 6 | int offset = 0; |
6155 | 6 | uint8_t target_type, oct; |
6156 | | |
6157 | 6 | proto_tree_add_item(tree, hf_gtpv2_target_type, tvb, 0, 1, ENC_BIG_ENDIAN); |
6158 | 6 | target_type = tvb_get_uint8(tvb, offset); |
6159 | 6 | offset += 1; |
6160 | 6 | switch (target_type) { |
6161 | 2 | case 0: |
6162 | | /* 8.51.2 RNC ID*/ |
6163 | 2 | new_tvb = tvb_new_subset_remaining(tvb, offset); |
6164 | 2 | dissect_e212_mcc_mnc(new_tvb, pinfo, tree, 0, E212_NONE, true); |
6165 | 2 | offset += 3; |
6166 | | /* LAC */ |
6167 | 2 | proto_tree_add_item(tree, hf_gtpv2_lac, tvb, offset, 2, ENC_BIG_ENDIAN); |
6168 | 2 | offset+=2; |
6169 | | |
6170 | | /* RAC (see NOTE 3) */ |
6171 | 2 | proto_tree_add_item(tree, hf_gtpv2_rac, tvb, offset, 1, ENC_BIG_ENDIAN); |
6172 | 2 | offset++; |
6173 | | /* RNC ID |
6174 | | * In this case the Target ID field shall be encoded as the Target |
6175 | | * RNC-ID part of the "Target ID" parameter in 3GPP TS 25.413 [33]. Therefore, the "Choice Target ID" that indicates |
6176 | | * "Target RNC-ID" (numerical value of 0x20) shall not be included (value in octet 5 specifies the target type). |
6177 | | */ |
6178 | 2 | proto_tree_add_item(tree, hf_gtpv2_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6179 | | /* If the optional Extended RNC-ID is not included, then the length variable 'n' = 8 and the overall length of the IE is 11 |
6180 | | * octets. Otherwise, 'n' = 10 and the overall length of the IE is 13 octets |
6181 | | */ |
6182 | 2 | if(length == 11){ |
6183 | 0 | proto_tree_add_item(tree, hf_gtpv2_ext_rnc_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6184 | 0 | } |
6185 | 2 | return; |
6186 | 0 | case 1: |
6187 | | /* Macro eNodeB ID*/ |
6188 | 0 | dissect_gtpv2_macro_enodeb_id(tvb, pinfo, tree, &offset); |
6189 | | |
6190 | | /* Tracking Area Code (TAC) */ |
6191 | 0 | proto_tree_add_item(tree, hf_gtpv2_tai_tac, tvb, offset, 2, ENC_BIG_ENDIAN); |
6192 | |
|
6193 | 0 | return; |
6194 | | |
6195 | 0 | case 2: |
6196 | | /* Cell Identifier */ |
6197 | | /* Target ID field shall be same as the Octets 3 to 10 of the Cell Identifier IEI |
6198 | | * in 3GPP TS 48.018 [34]. |
6199 | | */ |
6200 | 0 | new_tvb = tvb_new_subset_remaining(tvb, offset); |
6201 | 0 | de_bssgp_cell_id(new_tvb, tree, pinfo, 0, 0/* not used */, NULL, 0); |
6202 | 0 | return; |
6203 | 0 | case 3: |
6204 | | /* Home eNodeB ID */ |
6205 | 0 | dissect_gtpv2_home_enodeb_id(tvb, pinfo, tree, &offset); |
6206 | | |
6207 | | /* Octet 13 to 14 Tracking Area Code (TAC) */ |
6208 | 0 | proto_tree_add_item(tree, hf_gtpv2_tac, tvb, offset, 2 , ENC_BIG_ENDIAN); |
6209 | 0 | return; |
6210 | | |
6211 | 0 | case 4: |
6212 | | /* 8.51.5 Extended Macro eNodeB ID */ |
6213 | 0 | dissect_gtpv2_ext_macro_enodeb_id(tvb, pinfo, tree, &offset, hf_gtpv2_ext_macro_enodeb_id); |
6214 | | |
6215 | | /* Octet 12 to 13 Tracking Area Code (TAC) */ |
6216 | 0 | proto_tree_add_item(tree, hf_gtpv2_tac, tvb, offset, 2, ENC_BIG_ENDIAN); |
6217 | 0 | return; |
6218 | | |
6219 | 1 | case 5: |
6220 | | /* gNodeB ID */ |
6221 | 1 | dissect_gtpv2_gnodeb_id(tvb, pinfo, tree, &offset); |
6222 | | |
6223 | | /* Octet 14 to 16 5GS Tracking Area Code (TAC) */ |
6224 | 1 | proto_tree_add_item(tree, hf_gtpv2_5gs_tac, tvb, offset, 3, ENC_BIG_ENDIAN); |
6225 | 1 | return; |
6226 | | |
6227 | 0 | case 6: |
6228 | | /* Macro ng-eNodeB ID */ |
6229 | 0 | dissect_gtpv2_macro_ng_enodeb_id(tvb, pinfo, tree, &offset); |
6230 | | /* Octet 14 to 16 5GS Tracking Area Code (TAC) */ |
6231 | 0 | proto_tree_add_item(tree, hf_gtpv2_5gs_tac, tvb, offset, 3, ENC_BIG_ENDIAN); |
6232 | 0 | return; |
6233 | | |
6234 | 1 | case 7: |
6235 | | /* Extended ng-eNodeB ID */ |
6236 | 1 | dissect_gtpv2_ext_macro_enodeb_id(tvb, pinfo, tree, &offset, hf_gtpv2_ext_macro_ng_enodeb_id); |
6237 | | /* Octet 12 to 14 5GS Tracking Area Code (TAC) */ |
6238 | 1 | proto_tree_add_item(tree, hf_gtpv2_5gs_tac, tvb, offset, 3, ENC_BIG_ENDIAN); |
6239 | 1 | return; |
6240 | | |
6241 | 0 | case 8: |
6242 | | /* en-gNB ID */ |
6243 | 0 | dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, offset, E212_NONE, true); |
6244 | 0 | offset += 3; |
6245 | | /* Octet 9 5TAC ETAC en-gNB ID Length */ |
6246 | 0 | oct = tvb_get_uint8(tvb, offset); |
6247 | 0 | proto_tree_add_item(tree, hf_gtpv2_5tac, tvb, offset, 1, ENC_BIG_ENDIAN); |
6248 | 0 | proto_tree_add_item(tree, hf_gtpv2_etac, tvb, offset, 1, ENC_BIG_ENDIAN); |
6249 | 0 | proto_tree_add_item(tree, hf_gtpv2_en_gnb_id_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
6250 | 0 | offset++; |
6251 | | |
6252 | | /* Octet 10 to 13 en-gNB ID */ |
6253 | 0 | proto_tree_add_item(tree, hf_gtpv2_en_gnb_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
6254 | 0 | offset += 4; |
6255 | |
|
6256 | 0 | if ((oct & 0x40) == 0x40) { |
6257 | | /* ETAC*/ |
6258 | | /* p to (p+1 */ |
6259 | 0 | proto_tree_add_item(tree, hf_gtpv2_tac, tvb, offset, 2, ENC_BIG_ENDIAN); |
6260 | 0 | offset += 2; |
6261 | |
|
6262 | 0 | } |
6263 | 0 | if ((oct & 0x80) == 0x80) { |
6264 | | /* 5 TAC*/ |
6265 | | /* q to(q + 2) */ |
6266 | 0 | proto_tree_add_item(tree, hf_gtpv2_5gs_tac, tvb, offset, 3, ENC_BIG_ENDIAN); |
6267 | 0 | } |
6268 | 0 | return; |
6269 | | |
6270 | 2 | default: |
6271 | 2 | break; |
6272 | 6 | } |
6273 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length-offset); |
6274 | | |
6275 | 2 | } |
6276 | | |
6277 | | /* |
6278 | | * 8.52 Void |
6279 | | */ |
6280 | | /* |
6281 | | * 8.53 Packet Flow ID |
6282 | | */ |
6283 | | static void |
6284 | | dissect_gtpv2_pkt_flow_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6285 | 2 | { |
6286 | 2 | int offset = 0; |
6287 | | |
6288 | | /* Octet 5 Spare EBI */ |
6289 | 2 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
6290 | 2 | proto_tree_add_item(tree, hf_gtpv2_ebi, tvb, offset, 1, ENC_BIG_ENDIAN); |
6291 | 2 | offset += 1; |
6292 | | |
6293 | | /* Packet Flow ID */ |
6294 | 2 | proto_tree_add_item(tree, hf_gtpv2_packet_flow_id, tvb, offset, length - 1, ENC_NA); |
6295 | | |
6296 | 2 | } |
6297 | | /* |
6298 | | * 8.54 RAB Context |
6299 | | */ |
6300 | | static void |
6301 | | dissect_gtpv2_rab_context(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6302 | 3 | { |
6303 | 3 | int offset = 0; |
6304 | | |
6305 | | /* 5 Spare NSAPI */ |
6306 | 3 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
6307 | 3 | proto_tree_add_item(tree, hf_gtpv2_nsapi, tvb, offset, 1, ENC_BIG_ENDIAN); |
6308 | 3 | offset++; |
6309 | | |
6310 | | /* 6 to 7 DL GTP-U Sequence Number */ |
6311 | 3 | proto_tree_add_item(tree, hf_gtpv2_dl_gtp_u_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
6312 | 3 | offset += 2; |
6313 | | |
6314 | | /* 8 to 9 UL GTP-U Sequence Number */ |
6315 | 3 | proto_tree_add_item(tree, hf_gtpv2_ul_gtp_u_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
6316 | 3 | offset += 2; |
6317 | | |
6318 | | /* 10 to 11 DL PDCP Sequence Number */ |
6319 | 3 | proto_tree_add_item(tree, hf_gtpv2_dl_pdcp_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
6320 | 3 | offset += 2; |
6321 | | |
6322 | | /* 12 to 13 UL PDCP Sequence Number */ |
6323 | 3 | proto_tree_add_item(tree, hf_gtpv2_ul_pdcp_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN); |
6324 | | |
6325 | 3 | } |
6326 | | |
6327 | | /* |
6328 | | * 8.55 Source RNC PDCP context info |
6329 | | */ |
6330 | | static void |
6331 | | dissect_gtpv2_s_rnc_pdcp_ctx_info(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6332 | 4 | { |
6333 | 4 | proto_tree_add_item(tree, hf_gtpv2_rrc_container, tvb, 0, length, ENC_NA); |
6334 | 4 | } |
6335 | | |
6336 | | /* |
6337 | | * 8.56 Port Number |
6338 | | */ |
6339 | | static void |
6340 | | dissect_port_nr(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6341 | 5 | { |
6342 | 5 | proto_tree_add_item(tree, hf_gtpv2_port_number, tvb, 0, 2, ENC_BIG_ENDIAN); |
6343 | 5 | proto_item_append_text(item, "%u", tvb_get_ntohs(tvb, 0)); |
6344 | 5 | } |
6345 | | /* |
6346 | | * 8.57 APN Restriction |
6347 | | */ |
6348 | | |
6349 | | /* Table 8.57-1: Valid Combinations of APN Restriction */ |
6350 | | static const value_string gtpv2_apn_restriction_vals[] = { |
6351 | | {0, "No Existing Contexts or Restriction"}, |
6352 | | {1, "Public-1"}, |
6353 | | {2, "Public-2"}, |
6354 | | {3, "Private-1"}, |
6355 | | {4, "Private-2"}, |
6356 | | {0, NULL} |
6357 | | }; |
6358 | | static value_string_ext gtpv2_apn_restriction_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_apn_restriction_vals); |
6359 | | |
6360 | | static void |
6361 | | dissect_gtpv2_apn_rest(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6362 | 3 | { |
6363 | 3 | uint8_t type_value; |
6364 | 3 | int offset = 0; |
6365 | | |
6366 | | /* APN restriction value octet 5 */ |
6367 | 3 | type_value = tvb_get_uint8(tvb, offset); |
6368 | 3 | proto_tree_add_item(tree, hf_gtpv2_apn_rest, tvb, offset, 1, ENC_BIG_ENDIAN); |
6369 | | |
6370 | | /* Add APN restriction to ie_tree */ |
6371 | 3 | proto_item_append_text(item, "%s (%u)", val_to_str_ext_const(type_value, >pv2_apn_restriction_vals_ext, "Unknown"), type_value); |
6372 | 3 | offset += 1; |
6373 | | |
6374 | 3 | if (length > offset) |
6375 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-offset, ENC_NA); |
6376 | 3 | } |
6377 | | |
6378 | | /* |
6379 | | * 8.58 Selection Mode |
6380 | | */ |
6381 | | static const value_string gtpv2_selec_mode_vals[] = { |
6382 | | {0, "MS or network provided APN, subscribed verified"}, |
6383 | | {1, "MS provided APN, subscription not verified"}, |
6384 | | {2, "Network provided APN, subscription not verified"}, |
6385 | | {3, "Network provided APN, subscription not verified (Basically for Future use"}, |
6386 | | {0, NULL} |
6387 | | }; |
6388 | | |
6389 | | void |
6390 | | dissect_gtpv2_selec_mode(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6391 | 8 | { |
6392 | 8 | int offset = 0; |
6393 | 8 | uint8_t ss_mode; |
6394 | | |
6395 | 8 | ss_mode = tvb_get_uint8(tvb, offset) & 0x03; |
6396 | 8 | proto_tree_add_item(tree, hf_gtpv2_selec_mode, tvb, offset, 1, ENC_BIG_ENDIAN); |
6397 | 8 | proto_item_append_text(item, "%s", val_to_str_const(ss_mode, gtpv2_selec_mode_vals, "Unknown")); |
6398 | 8 | } |
6399 | | |
6400 | | |
6401 | | /* |
6402 | | * 8.59 Source Identification |
6403 | | */ |
6404 | | #if 0 |
6405 | | static const value_string gtpv2_source_ident_types[] = { |
6406 | | {0, "Cell ID"}, |
6407 | | {1, "RNC ID"}, |
6408 | | {2, "eNodeB ID(Reserved, used in earlier v of proto.)"}, |
6409 | | {0, NULL} |
6410 | | }; |
6411 | | #endif |
6412 | | static void |
6413 | | dissect_gtpv2_source_ident(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6414 | 8 | { |
6415 | 8 | int offset = 0; |
6416 | 8 | uint8_t source_type; |
6417 | | |
6418 | | /* Octet 5 to 12 Target Cell ID */ |
6419 | 8 | de_cell_id(tvb, tree, pinfo, offset, 8, NULL, 0); |
6420 | 8 | offset += 8; |
6421 | | /* Octet 13 Source Type */ |
6422 | 8 | source_type = tvb_get_uint8(tvb, offset); |
6423 | 8 | proto_tree_add_item(tree, hf_gtpv2_source_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
6424 | 8 | offset += 1; |
6425 | | /* Octet 14 to (n+4) Source ID */ |
6426 | 8 | switch (source_type) { |
6427 | 2 | case 0: |
6428 | | /* The Source Type is Cell ID for PS handover from GERAN A/Gb mode. In this case the coding of the Source ID field |
6429 | | * shall be same as the Octets 3 to 10 of the Cell Identifier IEI in 3GPP TS 48.018 [34]. |
6430 | | */ |
6431 | 2 | de_cell_id(tvb, tree, pinfo, offset, 8, NULL, 0); |
6432 | 2 | break; |
6433 | 2 | case 1: |
6434 | | /* The Source Type is RNC ID for PS handover from GERAN Iu mode or for inter-RAT handover from UTRAN. In this |
6435 | | * case the Source ID field shall be encoded as the Source RNC-ID part of the "Source ID" parameter in 3GPP TS |
6436 | | * 25.413 [33]. |
6437 | | */ |
6438 | | /* RNC-ID M INTEGER (0..4095) */ |
6439 | 2 | break; |
6440 | 0 | case 2: |
6441 | 0 | break; |
6442 | 4 | default: |
6443 | 4 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_source_type_unknown, tvb, offset-1, 1); |
6444 | 4 | break; |
6445 | 8 | } |
6446 | | |
6447 | 8 | } |
6448 | | |
6449 | | /* |
6450 | | * 8.60 Bearer Control Mode |
6451 | | */ |
6452 | | static const value_string gtpv2_bearer_control_mode_vals[] = { |
6453 | | {0, "Selected Bearer Control Mode-'MS_only'"}, |
6454 | | {1, "Selected Bearer Control Mode-'Network_only'"}, |
6455 | | {2, "Selected Bearer Control Mode-'MS/NW'"}, |
6456 | | {0, NULL} |
6457 | | }; |
6458 | | |
6459 | | static const value_string gtpv2_bearer_control_mode_short_vals[] = { |
6460 | | {0, "MS_only"}, |
6461 | | {1, "Network_only"}, |
6462 | | {2, "MS/NW"}, |
6463 | | {0, NULL} |
6464 | | }; |
6465 | | |
6466 | | static void |
6467 | | dissect_gtpv2_bearer_control_mode(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6468 | 0 | { |
6469 | 0 | uint8_t bcm; |
6470 | |
|
6471 | 0 | proto_tree_add_item(tree, hf_gtpv2_bearer_control_mode, tvb, 0, 1, ENC_BIG_ENDIAN); |
6472 | | /* Add Bearer Control Mode to tree */ |
6473 | 0 | bcm = tvb_get_uint8(tvb, 0); |
6474 | 0 | proto_item_append_text(item, "%s", val_to_str_const(bcm, gtpv2_bearer_control_mode_short_vals, "Unknown")); |
6475 | |
|
6476 | 0 | } |
6477 | | /* |
6478 | | * 8.61 Change Reporting Action |
6479 | | */ |
6480 | | static const value_string gtpv2_cng_rep_act_vals[] = { |
6481 | | {0, "Stop Reporting"}, |
6482 | | {1, "Start Reporting CGI/SAI"}, |
6483 | | {2, "Start Reporting RAI"}, |
6484 | | {3, "Start Reporting TAI"}, |
6485 | | {4, "Start Reporting ECGI"}, |
6486 | | {5, "Start Reporting CGI/SAI and RAI"}, |
6487 | | {6, "Start Reporting TAI and ECGI"}, |
6488 | | {0, NULL} |
6489 | | }; |
6490 | | |
6491 | | static void |
6492 | | dissect_gtpv2_cng_rep_act(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6493 | 2 | { |
6494 | 2 | uint8_t action; |
6495 | | |
6496 | | /* Add Action to tree */ |
6497 | 2 | action = tvb_get_uint8(tvb, 0); |
6498 | 2 | proto_tree_add_item(tree, hf_gtpv2_cng_rep_act, tvb, 0, 1, ENC_BIG_ENDIAN); |
6499 | | |
6500 | 2 | proto_item_append_text(item, "%s", val_to_str_const(action, gtpv2_cng_rep_act_vals, "Unknown")); |
6501 | 2 | } |
6502 | | /* |
6503 | | * 8.62 Fully qualified PDN Connection Set Identifier (FQ-CSID) |
6504 | | */ |
6505 | | #if 0 |
6506 | | static const value_string gtpv2_fq_csid_type_vals[] = { |
6507 | | {0, "Global unicast IPv4 address"}, |
6508 | | {1, "Global unicast IPv6 address"}, |
6509 | | {2, "4 octets long field"}, |
6510 | | {0, NULL} |
6511 | | }; |
6512 | | #endif |
6513 | | |
6514 | | void |
6515 | | dissect_gtpv2_fq_csid(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6516 | 11 | { |
6517 | 11 | int offset = 0; |
6518 | 11 | uint8_t octet, node_id_type, csids; |
6519 | | |
6520 | | /* Octet 5 Node-ID Type Number of CSIDs= m */ |
6521 | | |
6522 | 11 | octet = tvb_get_uint8(tvb, offset); |
6523 | 11 | node_id_type = octet >> 4; |
6524 | 11 | csids = octet & 0x0f; |
6525 | 11 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
6526 | 11 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_nr, tvb, offset, 1, ENC_BIG_ENDIAN); |
6527 | 11 | offset += 1; |
6528 | | |
6529 | 11 | switch (node_id_type) { |
6530 | 6 | case 0: |
6531 | | /* Indicates that Node-ID is a global unicast IPv4 address and p = 9 */ |
6532 | 6 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
6533 | 6 | offset += 4; |
6534 | 6 | break; |
6535 | 0 | case 1: |
6536 | | /* Indicates that Node-ID is a global unicast IPv6 address and p = 21 */ |
6537 | 0 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_ipv6, tvb, offset, 16, ENC_NA); |
6538 | 0 | offset += 16; |
6539 | 0 | break; |
6540 | 3 | case 2: |
6541 | | /* Node-ID is a 4 octets long field with a 32 bit value stored in network order, and p= 9. The coding |
6542 | | * of the field is specified below: |
6543 | | * - Most significant 20 bits are the binary encoded value of (MCC * 1000 + MNC). |
6544 | | * - Least significant 12 bits is a 12 bit integer assigned by an operator to an MME, SGW or PGW. Other values of |
6545 | | * Node-ID Type are reserved. |
6546 | | */ |
6547 | 3 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_node_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
6548 | 3 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_mcc_mnc, tvb, offset, 4, ENC_BIG_ENDIAN); |
6549 | 3 | offset += 4; |
6550 | 3 | break; |
6551 | 2 | default: |
6552 | 2 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_fq_csid_type_bad, tvb, offset-1, 1, |
6553 | 2 | "Wrong Node-ID Type %u, should be 0-2(Or this is a newer spec)", node_id_type); |
6554 | 2 | return; |
6555 | 11 | } |
6556 | | |
6557 | | /* First PDN Connection Set Identifier (CSID) |
6558 | | * Second PDN Connection Set Identifier (CSID) |
6559 | | * : |
6560 | | * m-th PDN Connection Set Identifier (CSID) |
6561 | | */ |
6562 | 40 | while ( csids-- ) { |
6563 | 31 | proto_tree_add_item(tree, hf_gtpv2_fq_csid_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6564 | 31 | offset += 2; |
6565 | 31 | } |
6566 | | |
6567 | 9 | } |
6568 | | |
6569 | | /* |
6570 | | * 8.63 Channel needed |
6571 | | */ |
6572 | | static void |
6573 | | dissect_gtpv2_channel_needed(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6574 | 2 | { |
6575 | | /* The Channel needed shall be coded as depicted in Figure 8.63-1. Channel needed is coded as the IEI part and the value |
6576 | | * part of the Channel Needed IE defined in 3GPP TS 44.018[28] |
6577 | | */ |
6578 | 2 | de_rr_chnl_needed(tvb, tree, pinfo, 0, length, NULL, 0); |
6579 | 2 | } |
6580 | | |
6581 | | /* |
6582 | | * 8.64 eMLPP Priority |
6583 | | * The eMLPP-Priority shall be coded as depicted in Figure 8.64-1. The eMLPP Priority is coded as the value part of the |
6584 | | * eMLPP-Priority IE defined in 3GPP TS 48.008 [29] (not including 3GPP TS 48.008 IEI and 3GPP TS 48.008 [29] |
6585 | | * length indicator). |
6586 | | */ |
6587 | | static void |
6588 | | dissect_gtpv2_emlpp_pri(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6589 | 2 | { |
6590 | 2 | be_emlpp_prio(tvb, tree, pinfo, 0, length, NULL, 0); |
6591 | | |
6592 | 2 | } |
6593 | | |
6594 | | /* |
6595 | | * 8.65 Node Type |
6596 | | */ |
6597 | | static const value_string gtpv2_node_type_vals[] = { |
6598 | | {0, "MME"}, |
6599 | | {1, "SGSN"}, |
6600 | | {0, NULL} |
6601 | | }; |
6602 | | |
6603 | | static void |
6604 | | dissect_gtpv2_node_type(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6605 | 1 | { |
6606 | 1 | uint8_t node_type; |
6607 | | |
6608 | 1 | proto_tree_add_item(tree, hf_gtpv2_node_type, tvb, 0, 1, ENC_BIG_ENDIAN); |
6609 | | /* Append Node Type to tree */ |
6610 | 1 | node_type = tvb_get_uint8(tvb, 0); |
6611 | 1 | proto_item_append_text(item, "%s", val_to_str_const(node_type, gtpv2_node_type_vals, "Unknown")); |
6612 | | |
6613 | 1 | } |
6614 | | |
6615 | | /* |
6616 | | * 8.66 Fully Qualified Domain Name (FQDN) |
6617 | | */ |
6618 | | static int |
6619 | | decode_gtpv2_fqdn(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, int offset, uint16_t length) |
6620 | 18 | { |
6621 | 18 | int name_len; |
6622 | 18 | const uint8_t *fqdn = NULL; |
6623 | | |
6624 | | /* The FQDN field encoding shall be identical to the encoding of |
6625 | | * a FQDN within a DNS message of section 3.1 of IETF |
6626 | | * RFC 1035 [31] but excluding the trailing zero byte. |
6627 | | * |
6628 | | * XXX: is compression possible? |
6629 | | */ |
6630 | 18 | if (offset < length) { |
6631 | 15 | name_len = tvb_get_uint8(tvb, offset); |
6632 | | |
6633 | | /* "NOTE 1: The FQDN field in the IE is not encoded as a dotted string" |
6634 | | * but if the first byte is large (in the letter range or higher), |
6635 | | * assume that it is so encoded incorrectly. |
6636 | | */ |
6637 | 15 | if (name_len < 0x40) { |
6638 | 8 | proto_tree_add_item_ret_string(tree, hf_gtpv2_fqdn, tvb, offset, length, ENC_APN_STR, pinfo->pool, &fqdn); |
6639 | 8 | } else { |
6640 | 7 | proto_tree_add_item_ret_string(tree, hf_gtpv2_fqdn, tvb, offset, length, ENC_ASCII, pinfo->pool, &fqdn); |
6641 | 7 | } |
6642 | 15 | proto_item_append_text(item, "%s", fqdn); |
6643 | 15 | } |
6644 | | |
6645 | 18 | return length; //TODO return length of fqdn |
6646 | 18 | } |
6647 | | |
6648 | | static void |
6649 | | dissect_gtpv2_fqdn(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6650 | 11 | { |
6651 | 11 | int offset = 0; |
6652 | 11 | decode_gtpv2_fqdn(tvb, pinfo, tree, item, offset, length); |
6653 | 11 | } |
6654 | | |
6655 | | /* |
6656 | | * 8.67 Private Extension |
6657 | | */ |
6658 | | static void |
6659 | | dissect_gtpv2_private_ext(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance, session_args_t * args _U_) |
6660 | 11 | { |
6661 | 11 | int offset = 0; |
6662 | 11 | tvbuff_t *next_tvb; |
6663 | 11 | uint16_t ext_id; |
6664 | 11 | gtpv2_priv_ext_info_t gtpv2_inf; |
6665 | | |
6666 | 11 | gtpv2_inf.instance = instance; |
6667 | 11 | gtpv2_inf.item = item; |
6668 | | |
6669 | | /* oct 5 -7 Enterprise ID */ |
6670 | 11 | ext_id = tvb_get_ntohs(tvb, offset); |
6671 | 11 | proto_tree_add_item(tree, hf_gtpv2_enterprise_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6672 | 11 | offset += 2; |
6673 | | |
6674 | 11 | proto_item_append_text(item, "%s (%u)", enterprises_lookup(ext_id, "Unknown"), ext_id); |
6675 | | |
6676 | 11 | next_tvb = tvb_new_subset_length(tvb, offset, length-2); |
6677 | 11 | if (dissector_try_uint_with_data(gtpv2_priv_ext_dissector_table, ext_id, next_tvb, pinfo, tree, false, >pv2_inf)){ |
6678 | 0 | return; |
6679 | 0 | } |
6680 | | |
6681 | 11 | proto_tree_add_item(tree, hf_gtpv2_proprietary_value, tvb, offset, length-2, ENC_NA); |
6682 | 11 | } |
6683 | | |
6684 | | /* |
6685 | | * 8.68 Transaction Identifier (TI) |
6686 | | */ |
6687 | | static void |
6688 | | dissect_gtpv2_ti(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6689 | 2 | { |
6690 | | /* 5 to (n+4) Transaction Identifier */ |
6691 | 2 | proto_tree_add_item(tree, hf_gtpv2_ti, tvb, 0, length, ENC_NA); |
6692 | | |
6693 | 2 | } |
6694 | | |
6695 | | /* |
6696 | | * 8.69 MBMS Session Duration |
6697 | | */ |
6698 | | void |
6699 | | dissect_gtpv2_mbms_session_duration(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6700 | 14 | { |
6701 | 14 | int offset = 0; |
6702 | 14 | int bit_offset = 0; |
6703 | 14 | uint8_t days; |
6704 | 14 | uint32_t hours; |
6705 | 14 | uint32_t minutes; |
6706 | 14 | uint32_t seconds; |
6707 | 14 | uint32_t durations_seconds; |
6708 | 14 | proto_item *day_item, *sec_item; |
6709 | | |
6710 | | /* From 3GPP TS 29.061 17.7.7 MBMS-Session-Duration AVP */ |
6711 | | /* Bits: ssss ssss ssss ssss sddd dddd where s bits = seconds, d bits = days */ |
6712 | 14 | durations_seconds = tvb_get_bits32(tvb, bit_offset, 17, ENC_BIG_ENDIAN); |
6713 | 14 | bit_offset += 17; |
6714 | | |
6715 | 14 | days = tvb_get_bits8(tvb, bit_offset, 7); |
6716 | | |
6717 | | /* The lowest value of this AVP (i.e. all 0:s) is reserved to indicate an indefinite value to denote sessions that are expected to be always-on. */ |
6718 | 14 | if ((durations_seconds == 0) && (days == 0)) { |
6719 | 5 | day_item = proto_tree_add_item(tree, hf_gtpv2_mbms_session_duration_days, tvb, offset, 3, ENC_BIG_ENDIAN); |
6720 | 5 | sec_item = proto_tree_add_item(tree, hf_gtpv2_mbms_session_duration_secs, tvb, offset, 3, ENC_BIG_ENDIAN); |
6721 | 5 | proto_item_append_text(item, "Indefinite (always-on)"); |
6722 | 9 | } else { |
6723 | 9 | hours = durations_seconds / 3600; |
6724 | 9 | minutes = (durations_seconds % 3600) / 60; |
6725 | 9 | seconds = (durations_seconds % 3600) % 60; |
6726 | | |
6727 | 9 | day_item = proto_tree_add_item(tree, hf_gtpv2_mbms_session_duration_days, tvb, offset, 3, ENC_BIG_ENDIAN); |
6728 | 9 | sec_item = proto_tree_add_item(tree, hf_gtpv2_mbms_session_duration_secs, tvb, offset, 3, ENC_BIG_ENDIAN); |
6729 | 9 | proto_item_append_text(item, "%d days %02d:%02d:%02d (DD days HH:MM:SS)", days, hours, minutes, seconds); |
6730 | 9 | } |
6731 | | |
6732 | | /* Maximum allowed value for days: 18. |
6733 | | * Maximum allowed value for seconds: 86,400 */ |
6734 | 14 | if (days > 18) { |
6735 | 2 | expert_add_info(pinfo, day_item, &ei_gtpv2_mbms_session_duration_days); |
6736 | 2 | } |
6737 | 14 | if (durations_seconds > 86400) { |
6738 | 1 | expert_add_info(pinfo, sec_item, &ei_gtpv2_mbms_session_duration_secs); |
6739 | 1 | } |
6740 | | |
6741 | 14 | offset += 3; |
6742 | 14 | if (length > 3) |
6743 | 5 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-3, ENC_NA); |
6744 | 14 | } |
6745 | | |
6746 | | /* |
6747 | | * 8.70 MBMS Service Area |
6748 | | */ |
6749 | | void |
6750 | | dissect_gtpv2_mbms_service_area(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6751 | 34 | { |
6752 | 34 | int offset = 0; |
6753 | 34 | proto_item *sai_item; |
6754 | 34 | uint8_t binary_nr; |
6755 | 34 | uint16_t real_nr; |
6756 | 34 | uint16_t sai; |
6757 | | |
6758 | 34 | binary_nr = tvb_get_uint8(tvb, offset); |
6759 | 34 | real_nr = (uint16_t)binary_nr + 1; |
6760 | | |
6761 | | /* 3GPP TS 29.061 17.7.6 MBMS-Service-Area AVP */ |
6762 | 34 | proto_tree_add_uint(tree, hf_gtpv2_mbms_service_area_nr, tvb, offset, 1, real_nr); |
6763 | 34 | offset += 1; |
6764 | | |
6765 | | /* A consecutive list of MBMS Service Area Identities follow, each with a length of two octets. */ |
6766 | 3.50k | while (offset < length) { |
6767 | | /* 3GPP TS 23.003 15.3 Structure of MBMS SAI */ |
6768 | 3.47k | sai = tvb_get_ntohs(tvb, offset); |
6769 | 3.47k | sai_item = proto_tree_add_item(tree, hf_gtpv2_mbms_service_area_id, tvb, offset, 2, ENC_BIG_ENDIAN); |
6770 | | /* The value 0 denotes the whole of PLMN as the MBMS Service Area */ |
6771 | 3.47k | if (sai == 0) { |
6772 | 766 | proto_item_append_text(sai_item, " Entire PLMN"); |
6773 | 766 | } |
6774 | 3.47k | proto_item_append_text(item, " %u", sai); |
6775 | 3.47k | offset += 2; |
6776 | 3.47k | } |
6777 | 34 | } |
6778 | | |
6779 | | /* |
6780 | | * 8.71 MBMS Session Identifier |
6781 | | */ |
6782 | | static void |
6783 | | dissect_gtpv2_mbms_session_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, _U_ uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6784 | 9 | { |
6785 | 9 | int offset = 0; |
6786 | | /* One octet OctetString. */ |
6787 | 9 | proto_tree_add_item(tree, hf_gtpv2_mbms_session_id, tvb, offset, 1, ENC_NA); |
6788 | | |
6789 | 9 | offset += 1; |
6790 | 9 | if (length > 1) |
6791 | 8 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
6792 | 9 | } |
6793 | | |
6794 | | /* |
6795 | | * 8.72 MBMS Flow Identifier |
6796 | | */ |
6797 | | static void |
6798 | | dissect_gtpv2_mbms_flow_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6799 | 3 | { |
6800 | 3 | int offset = 0; |
6801 | | /* Two octets OctetString. */ |
6802 | 3 | proto_tree_add_item(tree, hf_gtpv2_mbms_flow_id, tvb, offset, 2, ENC_NA); |
6803 | 3 | proto_item_append_text(item, " %s", tvb_bytes_to_str(pinfo->pool, tvb, offset, 2)); |
6804 | | |
6805 | 3 | offset += 2; |
6806 | 3 | if (length > 2) |
6807 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-2, ENC_NA); |
6808 | 3 | } |
6809 | | |
6810 | | /* |
6811 | | * 8.73 MBMS IP Multicast Distribution |
6812 | | */ |
6813 | | static const value_string gtpv2_mbms_hc_indicator_vals[] = { |
6814 | | {0, "Uncompressed header"}, |
6815 | | {1, "Compressed header"}, |
6816 | | {0, NULL} |
6817 | | }; |
6818 | | |
6819 | | static void |
6820 | | dissect_gtpv2_mbms_ip_mc_dist(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6821 | 5 | { |
6822 | 5 | int offset = 0; |
6823 | | |
6824 | 5 | proto_tree_add_item(tree, hf_gtpv2_cteid, tvb, offset, 4, ENC_BIG_ENDIAN); |
6825 | 5 | offset += 4; |
6826 | | |
6827 | 5 | proto_tree_add_item(tree, hf_gtpv2_ip_addr_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
6828 | 5 | proto_tree_add_item(tree, hf_gtpv2_ip_addr_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
6829 | | /* IP Multicast Distribution Address */ |
6830 | 5 | if ((tvb_get_uint8(tvb, offset) & 0x3f) == 4) { |
6831 | 0 | offset += 1; |
6832 | 0 | proto_tree_add_item(tree, hf_gtpv2_mbms_ip_mc_dist_addrv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
6833 | 0 | proto_item_append_text(item, " IPv4 Dist %s", tvb_ip_to_str(pinfo->pool, tvb, offset)); |
6834 | 0 | offset += 4; |
6835 | 5 | } else if ((tvb_get_uint8(tvb, offset) & 0x3f) == 16) { |
6836 | 0 | offset += 1; |
6837 | 0 | proto_tree_add_item(tree, hf_gtpv2_mbms_ip_mc_dist_addrv6, tvb, offset, 16, ENC_NA); |
6838 | 0 | proto_item_append_text(item, " IPv6 Dist %s", tvb_ip6_to_str(pinfo->pool, tvb, offset)); |
6839 | 0 | offset += 16; |
6840 | 0 | } |
6841 | | |
6842 | 5 | proto_tree_add_item(tree, hf_gtpv2_ip_addr_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
6843 | 5 | proto_tree_add_item(tree, hf_gtpv2_ip_addr_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
6844 | | /* IP Multicast Source Address */ |
6845 | 5 | if ((tvb_get_uint8(tvb, offset) & 0x3f) == 4) { |
6846 | 0 | offset += 1; |
6847 | 0 | proto_tree_add_item(tree, hf_gtpv2_mbms_ip_mc_src_addrv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
6848 | 0 | proto_item_append_text(item, " IPv4 Src %s", tvb_ip_to_str(pinfo->pool, tvb, offset)); |
6849 | 0 | offset += 4; |
6850 | 5 | } else if ((tvb_get_uint8(tvb, offset) & 0x3f) == 16) { |
6851 | 0 | offset += 1; |
6852 | 0 | proto_tree_add_item(tree, hf_gtpv2_mbms_ip_mc_src_addrv6, tvb, offset, 16, ENC_NA); |
6853 | 0 | proto_item_append_text(item, " IPv6 Src %s", tvb_ip6_to_str(pinfo->pool, tvb, offset)); |
6854 | 0 | offset += 16; |
6855 | 0 | } |
6856 | | |
6857 | 5 | proto_tree_add_item(tree, hf_gtpv2_mbms_hc_indicator, tvb, offset, 1, ENC_BIG_ENDIAN); |
6858 | | |
6859 | 5 | offset += 1; |
6860 | 5 | if (length > offset) |
6861 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-offset, ENC_NA); |
6862 | | |
6863 | 5 | } |
6864 | | |
6865 | | /* |
6866 | | * 8.74 MBMS Distribution Acknowledge |
6867 | | */ |
6868 | | static const value_string gtpv2_mbms_dist_indication_vals[] = { |
6869 | | {0, "No RNCs have accepted IP multicast distribution"}, |
6870 | | {1, "All RNCs have accepted IP multicast distribution"}, |
6871 | | {2, "Some RNCs have accepted IP multicast distribution"}, |
6872 | | {3, "Spare. For future use."}, |
6873 | | {0, NULL} |
6874 | | }; |
6875 | | |
6876 | | static void |
6877 | | dissect_gtpv2_mbms_dist_ack(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6878 | 2 | { |
6879 | 2 | int offset = 0; |
6880 | | |
6881 | 2 | proto_tree_add_item(tree, hf_gtpv2_mbms_dist_indication, tvb, offset, 1, ENC_BIG_ENDIAN); |
6882 | | |
6883 | 2 | offset += 1; |
6884 | 2 | if (length > 1) |
6885 | 1 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
6886 | 2 | } |
6887 | | |
6888 | | /* |
6889 | | * 8.75 User CSG Information (UCI) |
6890 | | */ |
6891 | | static const value_string gtpv2_uci_csg_membership_status[] = { |
6892 | | {0, "Non CSG membership"}, |
6893 | | {1, "CSG membership"}, |
6894 | | {0, NULL } |
6895 | | }; |
6896 | | |
6897 | | static const value_string gtpv2_uci_access_mode[] = { |
6898 | | {0, "Closed Mode"}, |
6899 | | {1, "Hybrid Mode"}, |
6900 | | {2, "Reserved" }, |
6901 | | {3, "Reserved"}, |
6902 | | {0, NULL } |
6903 | | }; |
6904 | | |
6905 | | static const value_string gtpv2_uci_leave_csg[] = { |
6906 | | {0, "Access CSG cell/Hybrid cell"}, |
6907 | | {1, "Leaves CSG cell/Hybrid cell"}, |
6908 | | {0, NULL } |
6909 | | }; |
6910 | | |
6911 | | static void |
6912 | | dissect_gtpv2_uci(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6913 | 4 | { |
6914 | 4 | int offset = 0; |
6915 | | |
6916 | | /* Value of MCC & MNC */ |
6917 | 4 | dissect_e212_mcc_mnc(tvb, pinfo, tree, 0, E212_NONE, true); |
6918 | 4 | offset += 3; |
6919 | | /* Value of CSG ID */ |
6920 | 4 | proto_tree_add_item(tree, hf_gtpv2_uci_csg_id_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
6921 | 4 | proto_tree_add_item(tree, hf_gtpv2_uci_csg_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
6922 | 4 | offset += 4; |
6923 | | |
6924 | | /* Value of access mode */ |
6925 | 4 | proto_tree_add_item(tree, hf_gtpv2_uci_access_mode, tvb, offset, 1, ENC_BIG_ENDIAN); |
6926 | | |
6927 | | /* Value of LCSG */ |
6928 | 4 | proto_tree_add_item(tree, hf_gtpv2_uci_lcsg, tvb, offset, 1, ENC_BIG_ENDIAN); |
6929 | | |
6930 | | /* Value of CSG membership */ |
6931 | 4 | proto_tree_add_item(tree, hf_gtpv2_uci_csg_membership, tvb, offset, 1, ENC_BIG_ENDIAN); |
6932 | | |
6933 | 4 | } |
6934 | | |
6935 | | /* 8.76 CSG Information Reporting Action */ |
6936 | | static void |
6937 | | dissect_gtpv2_csg_info_rep_action(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6938 | 3 | { |
6939 | 3 | int offset = 0; |
6940 | | |
6941 | 3 | static int * const flags[] = { |
6942 | 3 | &hf_gtpv2_csg_info_rep_action_b2, |
6943 | 3 | &hf_gtpv2_csg_info_rep_action_b1, |
6944 | 3 | &hf_gtpv2_csg_info_rep_action_b0, |
6945 | 3 | NULL |
6946 | 3 | }; |
6947 | 3 | if (length == 0) { |
6948 | 2 | expert_add_info(pinfo, item, &ei_gtpv2_ie_len_invalid); |
6949 | 2 | return; |
6950 | 2 | } |
6951 | | /* Spare UCIUHC UCISHC UCICSG */ |
6952 | | |
6953 | 1 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, flags, ENC_BIG_ENDIAN); |
6954 | | |
6955 | 1 | } |
6956 | | |
6957 | | /* 8.77 RFSP Index */ |
6958 | | static void |
6959 | | dissect_gtpv2_rfsp_index(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6960 | 3 | { |
6961 | 3 | int offset = 0; |
6962 | | |
6963 | 3 | if(instance == 0){ |
6964 | 1 | proto_tree_add_item(tree, hf_gtpv2_subscriber_rfsp, tvb, offset, 2, ENC_BIG_ENDIAN); |
6965 | 2 | }else if(instance == 1){ |
6966 | 1 | proto_tree_add_item(tree, hf_gtpv2_rfsp_inuse, tvb, offset, 2, ENC_BIG_ENDIAN); |
6967 | 1 | } |
6968 | 3 | } |
6969 | | |
6970 | | /* 8.78 CSG ID */ |
6971 | | static void |
6972 | | dissect_gtpv2_csg_id(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6973 | 4 | { |
6974 | 4 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, 0, 5, ENC_BIG_ENDIAN); |
6975 | 4 | proto_tree_add_item(tree, hf_gtpv2_csg_id, tvb, 0, 4, ENC_BIG_ENDIAN); |
6976 | 4 | if (length > 1) { |
6977 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, 1, length-1, ENC_NA); |
6978 | 2 | } |
6979 | 4 | } |
6980 | | |
6981 | | /* 8.79 CSG Membership Indication (CMI) */ |
6982 | | static void |
6983 | | dissect_gtpv2_cmi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
6984 | 3 | { |
6985 | 3 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, 0, 7, ENC_BIG_ENDIAN); |
6986 | 3 | proto_tree_add_item(tree, hf_gtpv2_cmi, tvb, 0, 1, ENC_BIG_ENDIAN); |
6987 | 3 | if (length > 1) { |
6988 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, 1, length-1, ENC_NA); |
6989 | 2 | } |
6990 | 3 | } |
6991 | | |
6992 | | /* 8.80 Service indicator */ |
6993 | | static const value_string gtpv2_service_indicator_vals[] = { |
6994 | | { 1, "CS call indicator" }, |
6995 | | { 2, "SMS indicator" }, |
6996 | | { 0, NULL } |
6997 | | }; |
6998 | | |
6999 | | static void |
7000 | | dissect_gtpv2_service_indicator(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7001 | 2 | { |
7002 | 2 | proto_tree_add_item(tree, hf_gtpv2_service_indicator, tvb, 0, 1, ENC_BIG_ENDIAN); |
7003 | 2 | } |
7004 | | |
7005 | | /* 8.81 Detach Type */ |
7006 | | static const value_string gtpv2_detach_type_vals[] = { |
7007 | | { 1, "PS Detach" }, |
7008 | | { 2, "Combined PS/CS Detach" }, |
7009 | | { 0, NULL } |
7010 | | }; |
7011 | | |
7012 | | static void |
7013 | | dissect_gtpv2_detach_type(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7014 | 2 | { |
7015 | 2 | proto_tree_add_item(tree, hf_gtpv2_detach_type, tvb, 0, 1, ENC_BIG_ENDIAN); |
7016 | 2 | } |
7017 | | |
7018 | | /* 8.82 Local Distinguished Name (LDN) */ |
7019 | | static void |
7020 | | dissect_gtpv2_ldn(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7021 | 2 | { |
7022 | 2 | proto_tree_add_item(tree, hf_gtpv2_ldn, tvb, 0, length, ENC_ASCII); |
7023 | 2 | } |
7024 | | |
7025 | | /* 8.83 Node Features */ |
7026 | | static void |
7027 | | dissect_gtpv2_node_features(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7028 | 3 | { |
7029 | 3 | int offset = 0; |
7030 | 3 | static int * const features[] = { |
7031 | 3 | &hf_gtpv2_node_features_psset, |
7032 | 3 | &hf_gtpv2_node_features_mtedt, |
7033 | 3 | &hf_gtpv2_node_features_eth, |
7034 | 3 | &hf_gtpv2_node_features_s1un, |
7035 | 3 | &hf_gtpv2_node_features_ciot, |
7036 | 3 | &hf_gtpv2_node_features_ntsr, |
7037 | 3 | &hf_gtpv2_node_features_mabr, |
7038 | 3 | &hf_gtpv2_node_features_prn, |
7039 | 3 | NULL |
7040 | 3 | }; |
7041 | | |
7042 | 3 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, features, ENC_BIG_ENDIAN); |
7043 | 3 | offset++; |
7044 | 3 | if (length > offset) |
7045 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7046 | 3 | } |
7047 | | |
7048 | | /* 8.84 |
7049 | | * MBMS Time to Data Transfer |
7050 | | */ |
7051 | | void |
7052 | | dissect_gtpv2_mbms_time_to_data_xfer(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7053 | 4 | { |
7054 | 4 | int offset = 0; |
7055 | 4 | uint8_t binary_secs; |
7056 | 4 | uint16_t real_secs; |
7057 | | |
7058 | 4 | binary_secs = tvb_get_uint8(tvb, offset); |
7059 | 4 | real_secs = (uint16_t)binary_secs + 1; |
7060 | | |
7061 | 4 | proto_tree_add_string_format_value(tree, hf_gtpv2_time_to_data_xfer, tvb, offset, 1, "", "%d second(s)", real_secs); |
7062 | 4 | proto_item_append_text(item, " %u second(s)", real_secs); |
7063 | 4 | offset += 1; |
7064 | 4 | if (length > 1) |
7065 | 1 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7066 | 4 | } |
7067 | | |
7068 | | static const value_string gtpv2_throttling_delay_unit_vals[] = { |
7069 | | { 0, "value is incremented in multiples of 2 seconds" }, |
7070 | | { 1, "value is incremented in multiples of 1 minute" }, |
7071 | | { 2, "value is incremented in multiples of 10 minutes" }, |
7072 | | { 3, "value is incremented in multiples of 1 hour" }, |
7073 | | { 4, "value is incremented in multiples of 10 hour" }, |
7074 | | { 7, "value indicates that the timer is deactivated" }, |
7075 | | { 0, NULL } |
7076 | | }; |
7077 | | |
7078 | | /* 8.85 Throttling */ |
7079 | | static void |
7080 | | dissect_gtpv2_throttling(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7081 | 5 | { |
7082 | 5 | int offset = 0; |
7083 | 5 | uint8_t oct; |
7084 | | |
7085 | 5 | proto_tree_add_item(tree, hf_gtpv2_throttling_delay_unit, tvb, offset, 1, ENC_BIG_ENDIAN); |
7086 | 5 | proto_tree_add_item(tree, hf_gtpv2_throttling_delay_value, tvb, offset, 1, ENC_BIG_ENDIAN); |
7087 | 5 | offset++; |
7088 | | |
7089 | 5 | oct = tvb_get_uint8(tvb, offset); |
7090 | 5 | proto_tree_add_item(tree, hf_gtpv2_throttling_factor, tvb, offset, 1, ENC_BIG_ENDIAN); |
7091 | 5 | if (oct > 0x64) |
7092 | 2 | proto_item_append_text(item, "Throttling factor: value beyond (0,100) is considered as 0"); |
7093 | 5 | offset++; |
7094 | | |
7095 | 5 | if (length > 2) |
7096 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length - 2, ENC_NA); |
7097 | | |
7098 | | |
7099 | 5 | } |
7100 | | |
7101 | | /* 8.86 Allocation/Retention Priority (ARP) */ |
7102 | | void |
7103 | | dissect_gtpv2_arp(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7104 | 3 | { |
7105 | 3 | int offset = 0; |
7106 | | |
7107 | 3 | proto_tree_add_item(tree, hf_gtpv2_arp_pci, tvb, offset, 1, ENC_BIG_ENDIAN); |
7108 | 3 | proto_tree_add_item(tree, hf_gtpv2_arp_pl, tvb, offset, 1, ENC_BIG_ENDIAN); |
7109 | 3 | proto_tree_add_item(tree, hf_gtpv2_arp_pvi, tvb, offset, 1, ENC_BIG_ENDIAN); |
7110 | | |
7111 | 3 | offset += 1; |
7112 | 3 | if (length > 1) |
7113 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7114 | 3 | } |
7115 | | |
7116 | | /* 8.87 EPC Timer */ |
7117 | | static const value_string gtpv2_timer_unit_vals[] = { |
7118 | | {0, "value is incremented in multiples of 2 seconds"}, |
7119 | | {1, "value is incremented in multiples of 1 minute"}, |
7120 | | {2, "value is incremented in multiples of 10 minutes"}, |
7121 | | {3, "value is incremented in multiples of 1 hour"}, |
7122 | | {4, "value is incremented in multiples of 10 hour"}, |
7123 | | {5, "Other values shall be interpreted as multiples of 1 minute(version 10.7.0)"}, |
7124 | | {6, "Other values shall be interpreted as multiples of 1 minute(version 10.7.0)"}, |
7125 | | {7, "value indicates that the timer is infinite"}, |
7126 | | {0, NULL} |
7127 | | }; |
7128 | | |
7129 | | void |
7130 | | dissect_gtpv2_epc_timer(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length _U_, uint8_t message_type, uint8_t instance _U_, session_args_t * args _U_) |
7131 | 2 | { |
7132 | 2 | switch (message_type) { |
7133 | 0 | case GTPV2_DL_DATA_NOTIF_ACK: |
7134 | 0 | proto_item_append_text(item, "DL Buffering Duration"); |
7135 | 0 | break; |
7136 | 2 | } |
7137 | | /* XXX Todo: use code from packet-gsm_a_gm.c ? 10.5.7.4a GPRS TIMER 3*/ |
7138 | 2 | proto_tree_add_item(tree, hf_gtpv2_timer_unit, tvb, 0, 1, ENC_BIG_ENDIAN); |
7139 | 2 | proto_tree_add_item(tree, hf_gtpv2_timer_value, tvb, 0, 1, ENC_BIG_ENDIAN); |
7140 | | |
7141 | 2 | } |
7142 | | |
7143 | | /* 8.88 Signalling Priority Indication */ |
7144 | | static void |
7145 | | dissect_gtpv2_sig_prio_ind(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7146 | 2 | { |
7147 | 2 | proto_tree_add_item(tree, hf_gtpv2_lapi, tvb, 0, 1, ENC_BIG_ENDIAN); |
7148 | 2 | } |
7149 | | |
7150 | | /* 8.89 Temporary Mobile Group Identity (TMGI) */ |
7151 | | static void |
7152 | | dissect_gtpv2_tmgi(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7153 | 2 | { |
7154 | 2 | int offset = 0; |
7155 | 2 | uint64_t tmgi; |
7156 | | |
7157 | 2 | tmgi = tvb_get_ntoh48(tvb, offset); |
7158 | | |
7159 | 2 | proto_item_append_text(item, "%012" PRIx64, tmgi); |
7160 | | |
7161 | 2 | proto_tree_add_item(tree, hf_gtpv2_mbms_service_id, tvb, offset, 3, ENC_NA); |
7162 | 2 | offset += 3; |
7163 | | |
7164 | 2 | dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, E212_NONE, true); |
7165 | 2 | offset += 3; |
7166 | | |
7167 | 2 | if (length > offset) |
7168 | 1 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-offset, ENC_NA); |
7169 | 2 | } |
7170 | | |
7171 | | /* |
7172 | | * 8.90 Additional MM context for SRVCC |
7173 | | * 3GPP TS 29.274 Figure 8.90-1 |
7174 | | */ |
7175 | | static void |
7176 | | dissect_gtpv2_add_mm_cont_for_srvcc(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7177 | 108 | { |
7178 | 108 | int offset = 0; |
7179 | 108 | proto_item *ms_cm_item; |
7180 | 108 | proto_tree *ms_cm_tree; |
7181 | 108 | uint8_t elm_len; |
7182 | | |
7183 | | /* Length of Mobile Station Classmark 2 */ |
7184 | 108 | elm_len = tvb_get_uint8(tvb, offset); |
7185 | 108 | proto_tree_add_item(tree, hf_gtpv2_len_ms_classmark2, tvb, offset, 1, ENC_BIG_ENDIAN); |
7186 | 108 | offset += 1; |
7187 | | |
7188 | | /* For each of the Mobile Station Classmark 2, Mobile Station Classmark 3 and Supported Codec List parameters, |
7189 | | * if they are not available, then the associated length field shall be set to zero, and the particular |
7190 | | * parameter field shall not be present. |
7191 | | */ |
7192 | 108 | if(elm_len > 0){ |
7193 | 87 | ms_cm_item = proto_tree_add_item(tree, hf_gtpv2_mobile_station_classmark2, tvb, offset, elm_len, ENC_NA); |
7194 | 87 | ms_cm_tree = proto_item_add_subtree(ms_cm_item, ett_gtpv2_ms_mark); |
7195 | | /* Mobile Station Classmark 2 */ |
7196 | 87 | de_ms_cm_2(tvb, ms_cm_tree, pinfo, offset, elm_len, NULL, 0); |
7197 | 87 | offset += elm_len; |
7198 | 87 | } |
7199 | | |
7200 | | /* Length of Mobile Station Classmark 3 */ |
7201 | 108 | elm_len = tvb_get_uint8(tvb, offset); |
7202 | 108 | proto_tree_add_item(tree, hf_gtpv2_len_ms_classmark3, tvb, offset, 1, ENC_BIG_ENDIAN); |
7203 | 108 | offset += 1; |
7204 | 108 | if (elm_len > 0) { |
7205 | 83 | ms_cm_item = proto_tree_add_item(tree, hf_gtpv2_mobile_station_classmark3, tvb, offset, elm_len, ENC_NA); |
7206 | 83 | ms_cm_tree = proto_item_add_subtree(ms_cm_item, ett_gtpv2_ms_mark); |
7207 | | /* Mobile Station Classmark 3 */ |
7208 | 83 | de_ms_cm_3(tvb, ms_cm_tree, pinfo, offset, elm_len, NULL, 0); |
7209 | 83 | offset += elm_len; |
7210 | 83 | } |
7211 | | |
7212 | | /* Length of Supported Codec List */ |
7213 | 108 | elm_len = tvb_get_uint8(tvb, offset); |
7214 | 108 | proto_tree_add_item(tree, hf_gtpv2_len_supp_codec_list, tvb, offset, 1, ENC_BIG_ENDIAN); |
7215 | 108 | offset += 1; |
7216 | 108 | if (elm_len > 0) { |
7217 | 65 | ms_cm_item = proto_tree_add_item(tree, hf_gtpv2_supported_codec_list, tvb, offset, elm_len, ENC_NA); |
7218 | 65 | ms_cm_tree = proto_item_add_subtree(ms_cm_item, ett_gtpv2_supp_codec_list); |
7219 | | /* Supported Codec List */ |
7220 | 65 | de_sup_codec_list(tvb, ms_cm_tree, pinfo, offset, elm_len, NULL, 0); |
7221 | 65 | offset += elm_len; |
7222 | 65 | } |
7223 | | |
7224 | 108 | if (length > offset) |
7225 | 10 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-offset, ENC_NA); |
7226 | 108 | } |
7227 | | |
7228 | | /* 8.91 Additional flags for SRVCC */ |
7229 | | static void |
7230 | | dissect_gtpv2_add_flags_for_srvcc(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7231 | 3 | { |
7232 | 3 | int offset = 0; |
7233 | | |
7234 | 3 | proto_tree_add_item(tree, hf_gtpv2_add_flags_for_srvcc_ics, tvb, offset, 1, ENC_BIG_ENDIAN); |
7235 | 3 | proto_tree_add_item(tree, hf_gtpv2_vsrvcc_flag, tvb, offset, 1, ENC_BIG_ENDIAN); |
7236 | 3 | offset += 1; |
7237 | | |
7238 | 3 | if (length > 1) |
7239 | 3 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7240 | 3 | } |
7241 | | |
7242 | | /* 8.92 Max MBR/APN-AMBR (MMBR) */ |
7243 | | static void |
7244 | | dissect_gtpv2_mmbr(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7245 | 6 | { |
7246 | 6 | int offset = 0; |
7247 | 6 | uint32_t max_ul; |
7248 | 6 | uint32_t max_dl; |
7249 | | |
7250 | 6 | max_ul = tvb_get_ntohl(tvb, offset); |
7251 | 6 | proto_tree_add_uint_format_value(tree, hf_gtpv2_mmbr_ul, tvb, offset, 4, max_ul, "%u %s", |
7252 | 6 | (max_ul) > 1000 ? max_ul/1000 : max_ul, |
7253 | 6 | (max_ul) > 1000 ? "Mbps" : "kbps"); |
7254 | | |
7255 | 6 | offset += 4; |
7256 | | |
7257 | 6 | max_dl = tvb_get_ntohl(tvb, offset); |
7258 | 6 | proto_tree_add_uint_format_value(tree, hf_gtpv2_mmbr_dl, tvb, offset, 4, max_dl, "%u %s", |
7259 | 6 | (max_dl) > 1000 ? max_dl/1000 : max_dl, |
7260 | 6 | (max_dl) > 1000 ? "Mbps" : "kbps"); |
7261 | 6 | } |
7262 | | |
7263 | | /* 8.93 MDT Configuration */ |
7264 | | static void |
7265 | | dissect_gtpv2_mdt_config(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7266 | 2 | { |
7267 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
7268 | 2 | } |
7269 | | |
7270 | | /* 8.94 Additional Protocol Configuration Options (APCO) */ |
7271 | | static void |
7272 | | dissect_gtpv2_apco(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7273 | 14 | { |
7274 | 14 | switch (message_type) { |
7275 | 0 | case GTPV2_CREATE_SESSION_REQUEST: |
7276 | 0 | case GTPV2_DELETE_SESSION_REQUEST: |
7277 | 0 | case GTPV2_BEARER_RESOURCE_COMMAND: |
7278 | 0 | case GTPV2_CREATE_BEARER_RESPONSE: |
7279 | 0 | case GTPV2_UPDATE_BEARER_RESPONSE: |
7280 | 0 | case GTPV2_DELETE_BEARER_RESPONSE: |
7281 | | /* PCO options as MS to network direction */ |
7282 | 0 | pinfo->link_dir = P2P_DIR_UL; |
7283 | 0 | break; |
7284 | 0 | case GTPV2_CREATE_SESSION_RESPONSE: |
7285 | 0 | case GTPV2_MODIFY_BEARER_RESPONSE: |
7286 | 0 | case GTPV2_DELETE_SESSION_RESPONSE: |
7287 | 0 | case GTPV2_CREATE_BEARER_REQUEST: |
7288 | 1 | case GTPV2_UPDATE_BEARER_REQUEST: |
7289 | 1 | case GTPV2_DELETE_BEARER_REQUEST: |
7290 | | /* PCO options as Network to MS direction: */ |
7291 | 1 | pinfo->link_dir = P2P_DIR_DL; |
7292 | 1 | break; |
7293 | 13 | default: |
7294 | 13 | break; |
7295 | 14 | } |
7296 | 14 | de_sm_pco(tvb, tree, pinfo, 0, length, NULL, 0); |
7297 | 14 | } |
7298 | | |
7299 | | /* 8.95 Absolute Time of MBMS Data Transfer */ |
7300 | | static void |
7301 | | dissect_gtpv2_abs_mbms_data_tf_time(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7302 | 8 | { |
7303 | 8 | int offset = 0; |
7304 | 8 | char *time_str; |
7305 | | |
7306 | 8 | proto_tree_add_item_ret_time_string(tree, hf_gtpv2_abs_time_mbms_data, tvb, offset, 8, ENC_TIME_NTP | ENC_BIG_ENDIAN, pinfo->pool, &time_str); |
7307 | 8 | proto_item_append_text(item, "%s", time_str); |
7308 | | |
7309 | 8 | offset += 8; |
7310 | 8 | if (length > offset) |
7311 | 5 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-offset, ENC_NA); |
7312 | 8 | } |
7313 | | |
7314 | | /* 8.96 H(e)NB Information Reporting */ |
7315 | | static const true_false_string gtpv2_henb_info_report_fti_vals = { |
7316 | | "Start reporting H(e)NB local IP address and UDP port number information change", |
7317 | | "Stop reporting H(e)NB local IP address and UDP port number information change", |
7318 | | }; |
7319 | | |
7320 | | static void |
7321 | | dissect_gtpv2_henb_info_report(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7322 | 4 | { |
7323 | 4 | int offset = 0; |
7324 | | |
7325 | 4 | proto_tree_add_item(tree, hf_gtpv2_henb_info_report_fti, tvb, offset, 1, ENC_BIG_ENDIAN); |
7326 | 4 | offset += 1; |
7327 | | |
7328 | 4 | if (length > 1) |
7329 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7330 | 4 | } |
7331 | | |
7332 | | /* 8.97 IPv4 Configuration Parameters (IP4CP) */ |
7333 | | static void |
7334 | | dissect_gtpv2_ip4cp(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7335 | 4 | { |
7336 | 4 | int offset = 0; |
7337 | | |
7338 | 4 | proto_tree_add_item(tree, hf_gtpv2_ip4cp_subnet_prefix_len, tvb, offset, 1, ENC_BIG_ENDIAN); |
7339 | 4 | offset += 1; |
7340 | 4 | proto_tree_add_item(tree, hf_gtpv2_ip4cp_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
7341 | 4 | offset += 4; |
7342 | | |
7343 | 4 | if (length > offset) |
7344 | 2 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-offset, ENC_NA); |
7345 | 4 | } |
7346 | | |
7347 | | /* 8.98 Change to Report Flags */ |
7348 | | static void |
7349 | | dissect_gtpv2_change_report_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7350 | 1 | { |
7351 | 1 | int offset = 0; |
7352 | | |
7353 | 1 | proto_tree_add_item(tree, hf_gtpv2_change_report_flags_sncr, tvb, offset, 1, ENC_BIG_ENDIAN); |
7354 | 1 | proto_tree_add_item(tree, hf_gtpv2_change_report_flags_tzcr, tvb, offset, 1, ENC_BIG_ENDIAN); |
7355 | 1 | offset += 1; |
7356 | | |
7357 | 1 | if (length > 1) |
7358 | 1 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7359 | 1 | } |
7360 | | |
7361 | | /* 8.99 Action Indication */ |
7362 | | static const value_string gtpv2_action_indication_vals[] = { |
7363 | | { 0, "No Action"}, |
7364 | | { 1, "Deactivation Indication"}, |
7365 | | { 2, "Paging Indication"}, |
7366 | | { 3, "Spare"}, |
7367 | | { 4, "Spare"}, |
7368 | | { 5, "Spare"}, |
7369 | | { 6, "Spare"}, |
7370 | | { 7, "Spare"}, |
7371 | | { 0, NULL} |
7372 | | }; |
7373 | | static value_string_ext gtpv2_action_indication_vals_ext = VALUE_STRING_EXT_INIT(gtpv2_action_indication_vals); |
7374 | | |
7375 | | static void |
7376 | | dissect_gtpv2_action_indication(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7377 | 1 | { |
7378 | 1 | int offset = 0; |
7379 | | |
7380 | 1 | proto_tree_add_item(tree, hf_gtpv2_action_indication_val, tvb, offset, 1, ENC_BIG_ENDIAN); |
7381 | 1 | offset += 1; |
7382 | | |
7383 | 1 | if (length > 1) |
7384 | 1 | proto_tree_add_item(tree, hf_gtpv2_spare_bytes, tvb, offset, length-1, ENC_NA); |
7385 | 1 | } |
7386 | | |
7387 | | /* |
7388 | | * 8.100 TWAN Identifier |
7389 | | */ |
7390 | | static const value_string gtpv2_twan_relay_id_type_vals[] = { |
7391 | | { 0, "IPv4 or IPv6 Address" }, |
7392 | | { 1, "FQDN" }, |
7393 | | { 0, NULL } |
7394 | | }; |
7395 | | |
7396 | | void |
7397 | | dissect_gtpv2_twan_identifier(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7398 | 17 | { |
7399 | 17 | int offset = 0; |
7400 | 17 | uint8_t flags=0; |
7401 | 17 | uint32_t ssid_len, civa_len, op_name_len, relay_id_type, relay_id_len, circuit_id_id_len; |
7402 | 17 | static int* const twan_id_flags[] = { |
7403 | 17 | &hf_gtpv2_twan_laii, |
7404 | 17 | &hf_gtpv2_twan_opnai, |
7405 | 17 | &hf_gtpv2_twan_plmni, |
7406 | 17 | &hf_gtpv2_twan_civai, |
7407 | 17 | &hf_gtpv2_twan_bssidi, |
7408 | 17 | NULL |
7409 | 17 | }; |
7410 | | |
7411 | | /* Octet 5 Spare LAII OPNAI PLMNI CIVAI BSSIDI */ |
7412 | 17 | flags = tvb_get_uint8(tvb, offset); |
7413 | 17 | proto_tree_add_bitmask(tree, tvb, offset, hf_gtpv2_twan_flags, ett_gtpv2_twan_flags, twan_id_flags, ENC_BIG_ENDIAN); |
7414 | 17 | offset++; |
7415 | | /* Octet 6 SSID Length */ |
7416 | 17 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_twan_ssid_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ssid_len); |
7417 | 17 | offset += 1; |
7418 | | /* 7 to k SSID */ |
7419 | 17 | proto_tree_add_item(tree, hf_gtpv2_twan_ssid, tvb, offset, ssid_len, ENC_NA); |
7420 | 17 | offset += ssid_len; |
7421 | | /* (k+1) to (k+6) BSSID The BSSIDI flag in octet 5 indicates whether the BSSID in octets 'k+1' to 'k+6' shall be present.*/ |
7422 | 17 | if (flags & 0x01) { |
7423 | 12 | proto_tree_add_item(tree, hf_gtpv2_twan_bssid, tvb, offset, 6, ENC_NA); |
7424 | 12 | offset += 6; |
7425 | 12 | } |
7426 | | /* q Civic Address Length The CIVAI flag in octet 5 indicates whether the Civic Address Length |
7427 | | * and Civic Address Information in octets 'q' and 'q+1' to 'q+r' shall be present. |
7428 | | */ |
7429 | 17 | if (flags & 0x02) { |
7430 | 3 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_twan_civa_len, tvb, offset, 1, ENC_BIG_ENDIAN, &civa_len); |
7431 | 3 | offset += 1; |
7432 | | /* (q+1) to (q+r) Civic Address Information |
7433 | | * ...it shall be encoded as defined in subclause 3.1 of IETF RFC 4776 [59] excluding the first 3 octets. |
7434 | | * RFC 4776: |
7435 | | * 3.1. Overall Format for DHCPv4 |
7436 | | |
7437 | | * 0 1 2 3 |
7438 | | * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 |
7439 | | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
7440 | | * | GEOCONF_CIVIC | N | what | country | |
7441 | | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
7442 | | * | code | civic address elements ... |
7443 | | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
7444 | | */ |
7445 | 3 | proto_tree_add_item(tree, hf_gtpv2_twan_civa, tvb, offset, civa_len, ENC_NA); |
7446 | 3 | offset += civa_len; |
7447 | 3 | } |
7448 | | /* s to (s+3) TWAN PLMN-ID The PLMNI flag in octet 5 indicates whether the TWAN PLMN-ID |
7449 | | * in octets 's' to 's+3' shall be present |
7450 | | */ |
7451 | 17 | if (flags & 0x04) { |
7452 | 3 | proto_tree_add_item(tree, hf_gtpv2_twan_plmnid, tvb, offset, 3, ENC_NA); |
7453 | 3 | offset += 3; |
7454 | | /* (q+1) to (q+r) Civic Address Information |
7455 | | * ...it shall be encoded as defined in subclause 3.1 of IETF RFC 4776 [59] excluding the first 3 octets. |
7456 | | */ |
7457 | 3 | } |
7458 | | /* t TWAN Operator Name Length, The OPNAI flag in octet 5 indicates whether the TWAN Operator Name Length and |
7459 | | * TWAN Operator Name in octets 't' and 't+1' to 't+u' shall be present. |
7460 | | */ |
7461 | 17 | if (flags & 0x08) { |
7462 | 4 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_twan_op_name_len, tvb, offset, 1, ENC_BIG_ENDIAN, &op_name_len); |
7463 | 4 | offset += 1; |
7464 | | /* (t+1) to (t+u) TWAN Operator Name. The TWAN Operator Name shall be encoded as specified in subclause 19. 8 of 3GPP TS 23.003 */ |
7465 | 4 | proto_tree_add_item(tree, hf_gtpv2_twan_op_name, tvb, offset, op_name_len, ENC_NA); |
7466 | 4 | offset += op_name_len; |
7467 | 4 | } |
7468 | | /* The LAII flag in octet 5 indicates whether the Logical Access ID information is present in the TWAN Identifier */ |
7469 | 17 | if (flags & 0x10) { |
7470 | | /* v Relay Identity Type */ |
7471 | 11 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_twan_relay_id_type, tvb, offset, 1, ENC_BIG_ENDIAN, &relay_id_type); |
7472 | 11 | offset += 1; |
7473 | | /* (v+1) Relay Identity Length*/ |
7474 | 11 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_twan_relay_id_len, tvb, offset, 1, ENC_BIG_ENDIAN, &relay_id_len); |
7475 | 11 | offset += 1; |
7476 | | /* (v+2) to (v+w) Relay Identity */ |
7477 | 11 | switch (relay_id_type) { |
7478 | 2 | case 0: |
7479 | | /* IPv4 or IPv6 Address */ |
7480 | 2 | if (relay_id_len == 4) { |
7481 | | /* IPv4 */ |
7482 | 0 | proto_tree_add_item(tree, hf_gtpv2_twan_relay_id_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN); |
7483 | 0 | offset += 4; |
7484 | 2 | } else { |
7485 | 2 | proto_tree_add_item(tree, hf_gtpv2_twan_relay_id_ipv6, tvb, offset, 16, ENC_NA); |
7486 | 2 | offset += 16; |
7487 | 2 | } |
7488 | 2 | break; |
7489 | 1 | case 1: |
7490 | | /* fall trough */ |
7491 | 1 | proto_tree_add_item(tree, hf_gtpv2_twan_relay_id, tvb, offset, relay_id_len, ENC_ASCII); |
7492 | 1 | offset += relay_id_len; |
7493 | 9 | default: |
7494 | 9 | break; |
7495 | 11 | } |
7496 | | /* X Circuit-ID Length */ |
7497 | 10 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_twan_circuit_id_len, tvb, offset, 1, ENC_BIG_ENDIAN, &circuit_id_id_len); |
7498 | 10 | offset += 1; |
7499 | | /* (x+1) to (x+y) Circuit-ID */ |
7500 | 10 | proto_tree_add_item(tree, hf_gtpv2_twan_circuit_id, tvb, offset, circuit_id_id_len, ENC_NA); |
7501 | 10 | offset += circuit_id_id_len; |
7502 | 10 | } |
7503 | | |
7504 | 16 | if (offset < (int)length) { |
7505 | 3 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
7506 | 3 | } |
7507 | | |
7508 | 16 | } |
7509 | | /* |
7510 | | * 8.101 ULI Timestamp |
7511 | | */ |
7512 | | static void |
7513 | | dissect_gtpv2_uli_timestamp(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7514 | 14 | { |
7515 | 14 | char *time_str; |
7516 | | |
7517 | | /* Octets 5 to 8 are encoded in the same format as the first four octets of the 64-bit timestamp |
7518 | | * format as defined in section 6 of IETF RFC 5905 |
7519 | | */ |
7520 | | |
7521 | 14 | proto_tree_add_item_ret_time_string(tree, hf_gtpv2_uli_timestamp, tvb, 0, 4, ENC_TIME_NTP|ENC_BIG_ENDIAN, pinfo->pool, &time_str); |
7522 | 14 | proto_item_append_text(item, "%s", time_str); |
7523 | | |
7524 | 14 | } |
7525 | | /* |
7526 | | * 8.102 MBMS Flags |
7527 | | */ |
7528 | | static void |
7529 | | dissect_gtpv2_mbms_flags(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7530 | 2 | { |
7531 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
7532 | 2 | } |
7533 | | /* |
7534 | | * 8.103 RAN/NAS Cause |
7535 | | */ |
7536 | | static const value_string ran_nas_prot_type_vals[] = { |
7537 | | { 1, "S1AP Cause" }, |
7538 | | { 2, "EMM Cause" }, |
7539 | | { 3, "ESM Cause" }, |
7540 | | { 4, "Diameter Cause" }, |
7541 | | { 5, "IKEv2 Cause" }, |
7542 | | { 0, NULL }, |
7543 | | }; |
7544 | | |
7545 | | static void |
7546 | | dissect_gtpv2_ran_nas_cause(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7547 | 4 | { |
7548 | 4 | int offset = 0; |
7549 | 4 | uint8_t octet = tvb_get_uint8(tvb, offset); |
7550 | 4 | uint8_t proto_type = (octet >> 4); |
7551 | 4 | int cause_type = 0; |
7552 | | |
7553 | 4 | proto_tree_add_item(tree, hf_gtpv2_ran_nas_protocol_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
7554 | | |
7555 | 4 | if (proto_type == 1) { |
7556 | 0 | proto_tree_add_item(tree, hf_gtpv2_ran_nas_cause_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
7557 | 0 | cause_type = octet & 0x0F; |
7558 | 0 | } |
7559 | 4 | offset += 1; |
7560 | | |
7561 | 4 | switch (proto_type) { |
7562 | 0 | case 1: |
7563 | 0 | dissect_gtpv2_s1ap_cause(tvb, pinfo, tree, offset, cause_type); |
7564 | 0 | break; |
7565 | 0 | case 2: |
7566 | 0 | proto_tree_add_item(tree, hf_gtpv2_emm_cause, tvb, offset, 1, ENC_BIG_ENDIAN); |
7567 | 0 | break; |
7568 | 0 | case 3: |
7569 | 0 | proto_tree_add_item(tree, hf_gtpv2_esm_cause, tvb, offset, 1, ENC_BIG_ENDIAN); |
7570 | 0 | break; |
7571 | 1 | case 4: |
7572 | 1 | proto_tree_add_item(tree, hf_gtpv2_diameter_cause, tvb, offset, 2, ENC_BIG_ENDIAN); |
7573 | 1 | break; |
7574 | 0 | case 5: |
7575 | 0 | proto_tree_add_item(tree, hf_gtpv2_ikev2_cause, tvb, offset, 2, ENC_BIG_ENDIAN); |
7576 | 0 | break; |
7577 | 3 | default: |
7578 | 3 | proto_tree_add_item(tree, hf_gtpv2_ran_nas_cause_value, tvb, offset, length - offset, ENC_BIG_ENDIAN); |
7579 | 3 | break; |
7580 | 4 | } |
7581 | 4 | } |
7582 | | /* |
7583 | | * 8.104 CN Operator Selection Entity |
7584 | | */ |
7585 | | static void |
7586 | | dissect_gtpv2_cn_operator_selection_entity(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7587 | 2 | { |
7588 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
7589 | 2 | } |
7590 | | /* |
7591 | | * 8.105 Trusted WLAN Mode Indication |
7592 | | */ |
7593 | | static void |
7594 | | dissect_gtpv2_trust_wlan_mode_ind(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7595 | 2 | { |
7596 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
7597 | 2 | } |
7598 | | /* |
7599 | | * 8.106 Node Number |
7600 | | */ |
7601 | | static void |
7602 | | dissect_gtpv2_node_number(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7603 | 2 | { |
7604 | 2 | int offset = 0; |
7605 | 2 | uint32_t len; |
7606 | 2 | tvbuff_t* new_tvb; |
7607 | | |
7608 | | /* Octet 5 Length of Node Number*/ |
7609 | 2 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_node_number_len, tvb, offset, 1, ENC_BIG_ENDIAN, &len); |
7610 | 2 | offset += 1; |
7611 | | |
7612 | | /* The Node number shall carry an ISDN number... |
7613 | | * shall be coded according to the contents of ISDN-AddressString data type |
7614 | | * defined in 3GPP TS 29.002 |
7615 | | */ |
7616 | 2 | new_tvb = tvb_new_subset_length(tvb, offset, len); |
7617 | 2 | dissect_gsm_map_msisdn(new_tvb, pinfo, tree); |
7618 | 2 | } |
7619 | | /* |
7620 | | * 8.107 Node Identifier |
7621 | | */ |
7622 | | static void |
7623 | | dissect_gtpv2_node_identifier(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7624 | 4 | { |
7625 | 4 | int offset = 0; |
7626 | 4 | uint32_t name_len; |
7627 | | |
7628 | | /* |
7629 | | RFC 6733 |
7630 | | DiameterIdentity |
7631 | | |
7632 | | The DiameterIdentity format is derived from the OctetString Basic |
7633 | | AVP Format....In this document, note that DiameterIdentity is |
7634 | | in ASCII form. |
7635 | | |
7636 | | TS 29.274 |
7637 | | |
7638 | | If the Node Identifier contains a SGSN Identifier then: |
7639 | | - the Node Name shall be coded as the Diameter identity of the SGSN as defined in subclause 6.4.13 of 3GPP TS 29.173 [57] and; |
7640 | | - the Node Realm shall be coded as the Diameter realm identity of the SGSN and as defined in subclause 6.4.14 of 3GPP TS 29.173 [57] and; |
7641 | | - Both the Node Name and the Node Realm shall be present and neither the Length of Node Name nor the Length of Node Realm shall be zero. |
7642 | | 6.4.13 SGSN-Name |
7643 | | The SGSN-Name AVP is of type DiameterIdentity...see IETF RFC 6733 |
7644 | | 6.4.14 SGSN-Realm |
7645 | | The SGSN-Realm AVP is of type DiameterIdentity...see IETF RFC 6733 |
7646 | | |
7647 | | If the Node Identifier contains a MME Identifier then: |
7648 | | - the Node Name shall be coded as the Diameter identity of the MME as defined in subclause 6.4.4 of 3GPP TS 29.173 [57] and; |
7649 | | - the Node Realm shall be coded as the Diameter realm identity of the MME as defined in subclause 6.4.12 of 3GPP TS 29.173 [57] and; |
7650 | | - Both the Node Name and the Node Realm shall be present and neither the Length of Node Name nor the Length of Node Realm shall be zero. |
7651 | | 6.4.4 MME-Name |
7652 | | The MME-Name AVP is of type DiameterIdentity...see IETF RFC 6733 |
7653 | | 6.4.12 MME-Realm |
7654 | | The MME-Realm AVP is of type DiameterIdentity...see IETF RFC 6733 |
7655 | | |
7656 | | If the Node Identifier contains a 3GPP AAA Server Identifier then: |
7657 | | - the Node Name shall be coded as the 3GPP-AAA-Server-Name as defined in subclause 8.2.3.24 of 3GPP TS 29.273 [68] and; |
7658 | | 8.2.3.24 3GPP-AAA-Server-Name |
7659 | | The 3GPP-AAA-Server-Name AVP is of type DiameterIdentity |
7660 | | - the Node Realm shall be coded as the Diameter realm of the 3GPP AAA server in the format of a Diameter identity as defined in IETF RFC 3588 [39]. |
7661 | | |
7662 | | If the Node Identifier contains an SCEF/IWK-SCEF information, then: |
7663 | | - the Node Name shall be coded as the SCEF-ID as defined in subclause 8.4.5 of 3GPP TS 29.336 [69] and; |
7664 | | 8.4.5 SCEF-ID |
7665 | | The SCEF- ID AVP is of type DiameterIdentity |
7666 | | - the Node Realm shall be coded as the Diameter realm of the SCEF as defined in subclause 7.3.207 of 3GPP TS 29.272 [70]. |
7667 | | |
7668 | | */ |
7669 | | /* Octet 5 Length of Node Name */ |
7670 | 4 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_length_of_node_name, tvb, offset, 1, ENC_BIG_ENDIAN, &name_len); |
7671 | 4 | offset++; |
7672 | | /* Node Name */ |
7673 | 4 | proto_tree_add_item(tree, hf_gtpv2_node_name, tvb, offset, name_len, ENC_UTF_8); |
7674 | 4 | offset = offset + name_len; |
7675 | | /* Length of Node Realm */ |
7676 | 4 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_length_of_node_realm, tvb, offset, 1, ENC_BIG_ENDIAN, &name_len); |
7677 | 4 | offset++; |
7678 | | /* Node Realm */ |
7679 | 4 | proto_tree_add_item(tree, hf_gtpv2_node_realm, tvb, offset, name_len, ENC_UTF_8); |
7680 | 4 | offset = offset + name_len; |
7681 | 4 | if(offset < length){ |
7682 | 1 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length- offset); |
7683 | 1 | } |
7684 | 4 | } |
7685 | | /* |
7686 | | * 8.108 Presence Reporting Area Action |
7687 | | */ |
7688 | | |
7689 | | /* |
7690 | | * The Presence-Reporting-Area-Elements-List AVP (AVP code 2820) |
7691 | | * is of type Octetstring and is coded as specified in 3GPP TS 29.274 [22] |
7692 | | * in Presence Reporting Area Action IE, starting from octet 9. |
7693 | | */ |
7694 | | |
7695 | | static int |
7696 | | dissect_diameter_3gpp_presence_reporting_area_elements_list(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, void *data _U_) |
7697 | 137 | { |
7698 | | /*diam_sub_dis_t *diam_sub_dis = (diam_sub_dis_t*)data;*/ |
7699 | 137 | proto_tree *sub_tree; |
7700 | 137 | proto_item *item; |
7701 | 137 | int offset = 0, i; |
7702 | 137 | unsigned length; |
7703 | 137 | uint32_t no_tai, no_rai, no_mENB, no_hENB, no_ECGI, no_sai, no_cgi, no_ext_mENB; |
7704 | 137 | char *append_str; |
7705 | 137 | length = tvb_reported_length(tvb); |
7706 | | |
7707 | | /* Octet 9 Number of TAI Number of RAI */ |
7708 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_tai, tvb, offset, 1, ENC_BIG_ENDIAN, &no_tai); |
7709 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_rai, tvb, offset, 1, ENC_BIG_ENDIAN, &no_rai); |
7710 | 137 | offset++; |
7711 | | /* Octet 10 Spare Number of Macro eNodeB */ |
7712 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_m_enodeb, tvb, offset, 1, ENC_BIG_ENDIAN, &no_mENB); |
7713 | 137 | offset++; |
7714 | | /* Octet 11 Spare Number of Home eNodeB */ |
7715 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_h_enodeb, tvb, offset, 1, ENC_BIG_ENDIAN, &no_hENB); |
7716 | 137 | offset++; |
7717 | | /* Octet 12 Spare Number of ECGI */ |
7718 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_ecgi, tvb, offset, 1, ENC_BIG_ENDIAN, &no_ECGI); |
7719 | 137 | offset++; |
7720 | | /* Octet 13 Spare Number of SAI */ |
7721 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_sai, tvb, offset, 1, ENC_BIG_ENDIAN, &no_sai); |
7722 | 137 | offset++; |
7723 | | /* Octet 14 Spare Number of CGI */ |
7724 | 137 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_cgi, tvb, offset, 1, ENC_BIG_ENDIAN, &no_cgi); |
7725 | 137 | offset++; |
7726 | | /* Octet 15 to k TAIs [1..15] */ |
7727 | 137 | i = 1; |
7728 | 696 | while (no_tai > 0){ |
7729 | 559 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 5, ett_gtpv2_preaa_tais, &item, "Tracking Area Identity (TAI) Number %u",i); |
7730 | 559 | append_str = dissect_gtpv2_tai(tvb, pinfo, sub_tree, &offset, false); |
7731 | 559 | proto_item_append_text(item, " %s",append_str); |
7732 | 559 | i++; |
7733 | 559 | no_tai--; |
7734 | 559 | } |
7735 | | /* Octet (k+1) to m Macro eNB IDs [1..63] |
7736 | | * Macro eNB IDs in octets 'k+1' to 'm', if any, shall be encoded as per octets 6 to 11 of the Target ID for type Macro eNodeB in figure 8.51-2. |
7737 | | * Octets 'k+1' to 'm' shall be absent if the field 'Number of Macro eNodeB' is set to the value '0'. |
7738 | | */ |
7739 | 137 | i = 1; |
7740 | 1.07k | while (no_mENB > 0){ |
7741 | 938 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 6, ett_gtpv2_preaa_menbs, &item, "Macro eNB ID %u",i); |
7742 | 938 | append_str = dissect_gtpv2_macro_enodeb_id(tvb, pinfo, sub_tree, &offset); |
7743 | 938 | proto_item_append_text(item, " %s",append_str); |
7744 | 938 | i++; |
7745 | 938 | no_mENB--; |
7746 | 938 | } |
7747 | | /* Octet (m+1) to p Home eNB IDs [1..63] |
7748 | | * Home eNB IDs in octets 'm+1' to 'p', if any, shall be encoded as per octets 6 to 12 of the Target ID for type Home eNodeB in figure 8.51-3. |
7749 | | * Octets 'm+1' to 'p' shall be absent if the field 'Number of Home eNodeB' is set to the value '0'. |
7750 | | */ |
7751 | 137 | i = 1; |
7752 | 1.36k | while (no_hENB > 0){ |
7753 | 1.23k | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 7, ett_gtpv2_preaa_henbs, &item, "Home eNB ID %u",i); |
7754 | 1.23k | append_str = dissect_gtpv2_home_enodeb_id(tvb, pinfo, sub_tree, &offset); |
7755 | 1.23k | proto_item_append_text(item, " %s",append_str); |
7756 | 1.23k | i++; |
7757 | 1.23k | no_hENB--; |
7758 | 1.23k | } |
7759 | | /* Octet (p+1) to q ECGIs [1..63] |
7760 | | * ECGIs in octets 'p+1' to 'q', if any, shall be encoded as per the ECGI field in subclause 8.21.5. |
7761 | | * Octets 'p+1' to 'q' shall be absent if the field 'Number of ECGI' is set to the value '0'. |
7762 | | */ |
7763 | 137 | i = 1; |
7764 | 800 | while (no_ECGI > 0){ |
7765 | 663 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 7, ett_gtpv2_preaa_ecgis, &item, "ECGI ID %u",i); |
7766 | 663 | append_str = dissect_gtpv2_ecgi(tvb, pinfo, sub_tree, &offset); |
7767 | 663 | proto_item_append_text(item, " %s",append_str); |
7768 | 663 | i++; |
7769 | 663 | no_ECGI--; |
7770 | 663 | } |
7771 | | /* Octet (q+1) to r RAIs [1..15] |
7772 | | * RAIs in octets 'q+1' to 'r', if any, shall be encoded as per the RAI field in subclause 8.21.3. |
7773 | | * Octets 'q+1' to 'r' shall be absent if the field 'Number of RAI' is set to the value '0'. |
7774 | | */ |
7775 | 137 | i = 1; |
7776 | 423 | while (no_rai > 0){ |
7777 | 286 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 7, ett_gtpv2_preaa_rais, &item, "RAI ID %u",i); |
7778 | 286 | append_str = dissect_gtpv2_rai(tvb, pinfo, sub_tree, &offset); |
7779 | 286 | proto_item_append_text(item, " %s",append_str); |
7780 | 286 | i++; |
7781 | 286 | no_rai--; |
7782 | 286 | } |
7783 | | /* Octet (r+1) to s SAIs [1..63] |
7784 | | * SAIs in octets 'r+1' to 's', if any, shall be encoded as per the SAI field in subclause 8.21.2. |
7785 | | * Octets 'r+1' to 's' shall be absent if the field 'Number of SAI' is set to the value '0'. |
7786 | | */ |
7787 | 137 | i = 1; |
7788 | 964 | while (no_sai > 0){ |
7789 | 827 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 7, ett_gtpv2_preaa_sais, &item, "SAI ID %u",i); |
7790 | 827 | append_str = dissect_gtpv2_sai_common(tvb, pinfo, sub_tree, &offset); |
7791 | 827 | proto_item_append_text(item, " %s",append_str); |
7792 | 827 | i++; |
7793 | 827 | no_sai--; |
7794 | 827 | } |
7795 | | /* Octet (s+1) to t CGIs [1..63] |
7796 | | * CGIs in octets 's+1' to 't', if any, shall be encoded as per the CGI field in subclause 8.21.1. |
7797 | | * Octets 's+1' to 't' shall be absent if the field 'Number of CGI' is set to the value '0'. |
7798 | | */ |
7799 | 137 | i = 1; |
7800 | 713 | while (no_cgi > 0){ |
7801 | 576 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 7, ett_gtpv2_preaa_cgis, &item, "CGI ID %u",i); |
7802 | 576 | append_str = dissect_gtpv2_cgi(tvb, pinfo, sub_tree, &offset); |
7803 | 576 | proto_item_append_text(item, " %s",append_str); |
7804 | 576 | i++; |
7805 | 576 | no_cgi--; |
7806 | 576 | } |
7807 | 137 | if (offset >= (int) length) |
7808 | 29 | return length; |
7809 | | /* Octet t+1 Spare Number of Extended Macro eNodeB */ |
7810 | 108 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_pres_rep_area_act_no_ext_m_enodeb, tvb, offset, 1, ENC_BIG_ENDIAN, &no_ext_mENB); |
7811 | 108 | offset++; |
7812 | | /* Octet (t+2) to v Extended Macro eNB IDs [1..63] |
7813 | | * Extended Macro eNB IDs in octets 't+2' to 'v', if any, shall be encoded as per octets 6 to 11 of the Target ID for type Extended Macro eNodeB in figure 8.51-5. |
7814 | | * Octets 'k+1' to 'm' shall be absent if the field 'Number of Extended Macro eNodeB' is set to the value '0'. |
7815 | | */ |
7816 | 108 | i = 1; |
7817 | 311 | while (no_ext_mENB > 0){ |
7818 | 203 | sub_tree = proto_tree_add_subtree_format(tree, tvb, offset, 6, ett_gtpv2_preaa_ext_menbs, &item, "Extended Macro eNB ID %u",i); |
7819 | 203 | append_str = dissect_gtpv2_ext_macro_enodeb_id(tvb, pinfo, sub_tree, &offset, hf_gtpv2_ext_macro_enodeb_id); |
7820 | 203 | proto_item_append_text(item, " %s",append_str); |
7821 | 203 | i++; |
7822 | 203 | no_ext_mENB--; |
7823 | 203 | } |
7824 | | |
7825 | 108 | return length; |
7826 | 137 | } |
7827 | | |
7828 | | static const value_string gtpv2_pres_rep_area_action_vals[] = { |
7829 | | { 1, "Start Reporting change"}, |
7830 | | { 2, "Stop Reporting change"}, |
7831 | | { 3, "Modify Presence Reporting Area elements"}, |
7832 | | { 0, NULL} |
7833 | | }; |
7834 | | |
7835 | | static void |
7836 | | dissect_gtpv2_pres_rep_area_action(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7837 | 140 | { |
7838 | 140 | int offset = 0; |
7839 | 140 | tvbuff_t * new_tvb; |
7840 | | |
7841 | 140 | static int * const flags[] = { |
7842 | 140 | &hf_gtpv2_pres_rep_area_act_inapra, |
7843 | 140 | &hf_gtpv2_pres_rep_area_action, |
7844 | 140 | NULL |
7845 | 140 | }; |
7846 | | |
7847 | | /* Octet 5 Spare INAPRA Action */ |
7848 | 140 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, flags, ENC_BIG_ENDIAN); |
7849 | 140 | offset++; |
7850 | | |
7851 | 140 | if (length == 1) |
7852 | 2 | return; |
7853 | | /* Octet 6 to 8 Presence Reporting Area Identifier */ |
7854 | 138 | proto_tree_add_item(tree, hf_gtpv2_pres_rep_area_id, tvb, offset, 3, ENC_BIG_ENDIAN); |
7855 | 138 | offset+=3; |
7856 | 138 | if (length == 4) |
7857 | 1 | return; |
7858 | | |
7859 | 137 | new_tvb = tvb_new_subset_length(tvb, offset, length-4); |
7860 | | |
7861 | | /* Share the rest of the dissection with the AVP dissector */ |
7862 | 137 | dissect_diameter_3gpp_presence_reporting_area_elements_list(new_tvb, pinfo, tree, NULL); |
7863 | | |
7864 | 137 | } |
7865 | | /* |
7866 | | * 8.109 Presence Reporting Area Information |
7867 | | */ |
7868 | | static void |
7869 | | dissect_gtpv2_pres_rep_area_information(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7870 | 26 | { |
7871 | 26 | int offset = 0; |
7872 | 26 | uint64_t gtpv2_pres_rep_area_info_flags_val = 0; |
7873 | | |
7874 | | /*Octet 5 to 7 Presence Reporting Area Identifier */ |
7875 | 26 | proto_tree_add_item(tree, hf_gtpv2_pres_rep_area_info_id, tvb, offset, 3 , ENC_BIG_ENDIAN); |
7876 | 26 | offset+=3; |
7877 | | |
7878 | | /*Octet 8 Spare Spare Spare Spare INAPRA APRA OPRA IPRA */ |
7879 | 26 | static int * const gtpv2_pres_rep_area_info_flags[] = { |
7880 | 26 | &hf_gtpv2_pres_rep_area_info_flags_b4_b7_spare, |
7881 | 26 | &hf_gtpv2_pres_rep_area_info_flags_b3_inapra, |
7882 | 26 | &hf_gtpv2_pres_rep_area_info_flags_b2_apra, |
7883 | 26 | &hf_gtpv2_pres_rep_area_info_flags_b1_opra, |
7884 | 26 | &hf_gtpv2_pres_rep_area_info_flags_b0_ipra, |
7885 | 26 | NULL |
7886 | 26 | }; |
7887 | | |
7888 | 26 | proto_tree_add_bitmask_with_flags_ret_uint64(tree, tvb, offset, hf_gtpv2_pres_rep_area_info_flags, ett_gtpv2_pres_rep_area_info, |
7889 | 26 | gtpv2_pres_rep_area_info_flags, ENC_BIG_ENDIAN, BMT_NO_FALSE | BMT_NO_INT | BMT_NO_TFS, >pv2_pres_rep_area_info_flags_val); |
7890 | 26 | offset+=1; |
7891 | | |
7892 | | /* 3GPP TS 29.212 v14.7.0: |
7893 | | * If the Additional PRA (APRA) flag is set to 1, [...] |
7894 | | * subsequent 4 octets shall then be present |
7895 | | * and shall contain the identifier of the individual PRA |
7896 | | */ |
7897 | 26 | if(gtpv2_pres_rep_area_info_flags_val & 0x04){ |
7898 | | /* Octets a to (a+2) Additional PRA Identifier */ |
7899 | 23 | proto_tree_add_item(tree, hf_gtpv2_pres_rep_area_info_additional_id, tvb, offset, 3, ENC_BIG_ENDIAN); |
7900 | 23 | offset+=3; |
7901 | | |
7902 | | /*Octet a+3 Spare Spare Spare Spare Spare APRA OPRA IPRA */ |
7903 | 23 | static int * const gtpv2_pres_rep_area_info_flags_no_inapra[] = { |
7904 | 23 | &hf_gtpv2_pres_rep_area_info_flags_b3_b7_spare, |
7905 | 23 | &hf_gtpv2_pres_rep_area_info_flags_b2_apra, |
7906 | 23 | &hf_gtpv2_pres_rep_area_info_flags_b1_opra, |
7907 | 23 | &hf_gtpv2_pres_rep_area_info_flags_b0_ipra, |
7908 | 23 | NULL |
7909 | 23 | }; |
7910 | | |
7911 | 1.75k | while(offset < length){ |
7912 | 1.72k | proto_tree_add_bitmask_with_flags_ret_uint64(tree, tvb, offset, hf_gtpv2_pres_rep_area_info_flags_no_inapra, ett_gtpv2_pres_rep_area_info, |
7913 | 1.72k | gtpv2_pres_rep_area_info_flags_no_inapra, ENC_BIG_ENDIAN, BMT_NO_FALSE | BMT_NO_INT | BMT_NO_TFS, >pv2_pres_rep_area_info_flags_val); |
7914 | 1.72k | offset+=1; |
7915 | | |
7916 | 1.72k | if(gtpv2_pres_rep_area_info_flags_val & 0x04){ |
7917 | | /* Octets b to (b+2) Additional PRA Identifier */ |
7918 | 506 | proto_tree_add_item(tree, hf_gtpv2_pres_rep_area_info_additional_id, tvb, offset, 3, ENC_BIG_ENDIAN); |
7919 | 506 | offset+=3; |
7920 | 506 | } |
7921 | 1.72k | } |
7922 | 23 | } |
7923 | 26 | } |
7924 | | /* |
7925 | | * 8.110 TWAN Identifier Timestamp |
7926 | | */ |
7927 | | static void |
7928 | | dissect_gtpv2_twan_identifier_timestamp(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7929 | 2 | { |
7930 | 2 | char *time_str; |
7931 | | |
7932 | | /* TWAN Identifier Timestamp value */ |
7933 | | /* Octets 5 to 8 are encoded in the same format as the first four octets of the 64-bit timestamp |
7934 | | * format as defined in section 6 of IETF RFC 5905 |
7935 | | */ |
7936 | | |
7937 | 2 | proto_tree_add_item_ret_time_string(tree, hf_gtpv2_twan_id_ts, tvb, 0, 4, ENC_TIME_NTP | ENC_BIG_ENDIAN, pinfo->pool, &time_str); |
7938 | 2 | proto_item_append_text(item, "%s", time_str); |
7939 | | |
7940 | 2 | } |
7941 | | /* |
7942 | | * 8.111 Overload Control Information |
7943 | | */ |
7944 | | static void |
7945 | | |
7946 | | dissect_gtpv2_overload_control_inf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7947 | 12 | { |
7948 | | |
7949 | 12 | int offset = 0; |
7950 | 12 | proto_tree *grouped_tree; |
7951 | 12 | tvbuff_t *new_tvb; |
7952 | | |
7953 | 12 | proto_item_append_text(item, "[Grouped IE]"); |
7954 | 12 | grouped_tree = proto_item_add_subtree(item, ett_gtpv2_overload_control_information); |
7955 | 12 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
7956 | | |
7957 | 12 | dissect_gtpv2_ie_common(new_tvb, pinfo, grouped_tree, offset, message_type, args, GTPV2_IE_OVERLOAD_CONTROL_INF); |
7958 | 12 | } |
7959 | | /* |
7960 | | * 8.112 Load Control Information |
7961 | | */ |
7962 | | static void |
7963 | | dissect_gtpv2_load_control_inf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree _U_, proto_item *item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7964 | 8 | { |
7965 | 8 | int offset = 0; |
7966 | 8 | tvbuff_t *new_tvb; |
7967 | 8 | proto_tree *grouped_tree; |
7968 | | |
7969 | 8 | proto_item_append_text(item, "[Grouped IE]"); |
7970 | 8 | grouped_tree = proto_item_add_subtree(item, ett_gtpv2_load_control_inf); |
7971 | | |
7972 | 8 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
7973 | 8 | dissect_gtpv2_ie_common(new_tvb, pinfo, grouped_tree, 0, message_type, args, GTPV2_IE_LOAD_CONTROL_INF); |
7974 | 8 | } |
7975 | | /* |
7976 | | * 8.113 Metric |
7977 | | */ |
7978 | | static void |
7979 | | dissect_gtpv2_metric(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7980 | 2 | { |
7981 | 2 | uint32_t oct; |
7982 | | |
7983 | 2 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_metric, tvb, 0, 1, ENC_BIG_ENDIAN, &oct); |
7984 | 2 | if (oct > 0x64) { |
7985 | 1 | proto_item_append_text(item, "Metric: value beyond 100 is considered as 0"); |
7986 | 1 | } else { |
7987 | 1 | proto_item_append_text(item, "%u", oct); |
7988 | | |
7989 | 1 | } |
7990 | 2 | } |
7991 | | /* |
7992 | | * 8.114 Sequence Number |
7993 | | */ |
7994 | | static void |
7995 | | dissect_gtpv2_seq_no(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
7996 | 3 | { |
7997 | 3 | uint32_t seq; |
7998 | 3 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_sequence_number, tvb, 0, 4, ENC_BIG_ENDIAN, &seq); |
7999 | 3 | proto_item_append_text(item, "%u", seq); |
8000 | 3 | } |
8001 | | /* |
8002 | | * 8.115 APN and Relative Capacity |
8003 | | */ |
8004 | | static void |
8005 | | dissect_gtpv2_apn_and_relative_capacity(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8006 | 49 | { |
8007 | 49 | int offset = 0; |
8008 | 49 | uint8_t oct, apn_length; |
8009 | 49 | const uint8_t *apn = NULL; |
8010 | | |
8011 | 49 | oct = tvb_get_uint8(tvb, offset); |
8012 | 49 | proto_tree_add_item(tree, hf_gtpv2_relative_capacity, tvb, offset, 1, ENC_BIG_ENDIAN); |
8013 | 49 | if((oct > 0x64) || (oct < 0x01)) |
8014 | 43 | proto_item_append_text(item, "Relative Capacity: value beyond (1,100) is considered as 0"); |
8015 | 49 | offset += 1; |
8016 | 49 | apn_length = tvb_get_uint8(tvb, offset); |
8017 | 49 | proto_tree_add_item(tree, hf_gtpv2_apn_length, tvb, offset, 1, ENC_BIG_ENDIAN); |
8018 | 49 | offset += 1; |
8019 | | |
8020 | 49 | if (apn_length > 0) { |
8021 | 46 | proto_item* pi; |
8022 | 46 | pi = proto_tree_add_item_ret_string(tree, hf_gtpv2_apn, tvb, offset, apn_length, ENC_APN_STR | ENC_NA, pinfo->pool, &apn); |
8023 | 46 | if (apn_length > 100) |
8024 | 41 | expert_add_info(pinfo, pi, &ei_gtpv2_apn_too_long); |
8025 | 46 | } |
8026 | 49 | } |
8027 | | /* |
8028 | | * 8.117 Paging and Service Information |
8029 | | */ |
8030 | | static void |
8031 | | dissect_gtpv2_paging_and_service_inf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8032 | 7 | { |
8033 | 7 | int offset = 0; |
8034 | 7 | uint8_t ppi_flag; |
8035 | | |
8036 | | /* Spare (all bits set to 0) B8 - B5 */ |
8037 | 7 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset, 4, ENC_BIG_ENDIAN); |
8038 | | /* EPS Bearer ID (EBI) B4 - B1 */ |
8039 | 7 | proto_tree_add_item(tree, hf_gtpv2_ebi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8040 | 7 | offset += 1; |
8041 | | |
8042 | | /* Spare B8 - B2 */ |
8043 | 7 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 7, ENC_BIG_ENDIAN); |
8044 | | /* Paging Policy Indication flag (PPI) */ |
8045 | 7 | ppi_flag = tvb_get_uint8(tvb, offset); |
8046 | 7 | proto_tree_add_item(tree, hf_gtpv2_ppi_flag, tvb, offset, 1, ENC_BIG_ENDIAN); |
8047 | 7 | offset += 1; |
8048 | | |
8049 | 7 | if(ppi_flag & 1){ |
8050 | | /* Spare B8 - B7 */ |
8051 | 1 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 2, ENC_BIG_ENDIAN); |
8052 | | /* Paging Policy Indication Value */ |
8053 | 1 | proto_item_append_text(tree, " (PPI Value: %s)", val_to_str_ext_const(tvb_get_uint8(tvb, offset), &dscp_vals_ext, "Unknown")); |
8054 | 1 | proto_tree_add_item(tree, hf_gtpv2_ppi_value, tvb, offset, 1, ENC_BIG_ENDIAN); |
8055 | 1 | } |
8056 | 7 | } |
8057 | | /* |
8058 | | * 8.118 Integer Number |
8059 | | */ |
8060 | | static void |
8061 | | dissect_gtpv2_integer_number(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item, uint16_t length, uint8_t message_type, uint8_t instance _U_, session_args_t * args _U_) |
8062 | 4 | { |
8063 | 4 | int offset = 0; |
8064 | | /* The Integer Number value shall be encoded as further described below for the following information elements: |
8065 | | * Maximum Wait Time IE: the length shall be set to 2, i.e. the integer number value shall be encoded as a 16 bit unsigned integer. |
8066 | | * DL Buffering Suggested Packet Count IE: the length shall be set to 1 or 2; |
8067 | | * UE Usage Type IE: the length shall be set to 1, i.e. the integer number value shall be encoded as a 8 bit unsigned integer as specified in subclause 7.3.202 of 3GPP TS 29.272 [70]. |
8068 | | */ |
8069 | 4 | if (length <= 4) { |
8070 | | /* Only handle up to 32 bits for now */ |
8071 | 1 | switch (message_type) { |
8072 | 0 | case GTPV2_CREATE_SESSION_REQUEST: |
8073 | 0 | proto_item_append_text(item, "Maximum Wait Time"); |
8074 | 0 | proto_tree_add_item(tree, hf_gtpv2_maximum_wait_time, tvb, offset, length, ENC_BIG_ENDIAN); |
8075 | 0 | break; |
8076 | 0 | case GTPV2_DL_DATA_NOTIF_ACK: |
8077 | 0 | proto_item_append_text(item, "DL Buffering Suggested Packet Count"); |
8078 | 0 | proto_tree_add_item(tree, hf_gtpv2_dl_buf_sug_pkt_cnt, tvb, offset, length, ENC_BIG_ENDIAN); |
8079 | 0 | break; |
8080 | 0 | case GTPV2_FORWARD_RELOCATION_REQ: |
8081 | 0 | case GTPV2_CONTEXT_RESPONSE: |
8082 | 0 | case GTPV2_IDENTIFICATION_RESPONSE: |
8083 | 0 | switch (instance) { |
8084 | 0 | case 0: |
8085 | | /* If the UE Usage Type is not available in the old MME/SGSN/AMF, the length field of this IE shall be set to 0. */ |
8086 | 0 | proto_item_append_text(item, "UE Usage Type"); |
8087 | 0 | if (length > 0) { |
8088 | 0 | proto_tree_add_item(tree, hf_gtpv2_ue_usage_type, tvb, offset, length, ENC_BIG_ENDIAN); |
8089 | 0 | } else { |
8090 | 0 | proto_item_append_text(item, " not available in the old MME/SGSN/AMF"); |
8091 | 0 | } |
8092 | 0 | break; |
8093 | 0 | case 1: |
8094 | | /* Remaining Running Service Gap Timer */ |
8095 | 0 | proto_tree_add_item(tree, hf_gtpv2_rem_run_serv_gap_t, tvb, offset, length, ENC_BIG_ENDIAN); |
8096 | 0 | break; |
8097 | 0 | default: |
8098 | 0 | proto_tree_add_item(tree, hf_gtpv2_integer_number_val, tvb, offset, length, ENC_BIG_ENDIAN); |
8099 | 0 | break; |
8100 | 0 | } |
8101 | 0 | break; |
8102 | 1 | default: |
8103 | 1 | proto_tree_add_item(tree, hf_gtpv2_integer_number_val, tvb, offset, length, ENC_BIG_ENDIAN); |
8104 | 1 | break; |
8105 | 1 | } |
8106 | 3 | } else { |
8107 | | /* value not handled, yet*/ |
8108 | 3 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_int_size_not_handled, tvb, offset, length); |
8109 | | |
8110 | 3 | } |
8111 | | |
8112 | 4 | } |
8113 | | /* |
8114 | | * 8.119 Millisecond Time Stamp |
8115 | | */ |
8116 | | |
8117 | | static void |
8118 | | dissect_gtpv2_ms_ts(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type, uint8_t instance _U_, session_args_t * args _U_) |
8119 | 2 | { |
8120 | 2 | int offset = 0; |
8121 | | /* Octets 5 to 10 represent a 48 bit unsigned integer in network order format and are encoded as |
8122 | | * the number of milliseconds since 00:00:00 January 1, 1900 00:00 UTC, i.e. as the |
8123 | | * rounded value of 1000 x the value of the 64-bit timestamp (Seconds + (Fraction / (1<<32))) |
8124 | | * defined in section 6 of IETF RFC 5905 |
8125 | | */ |
8126 | 2 | switch (message_type) { |
8127 | 0 | case GTPV2_CREATE_SESSION_REQUEST: |
8128 | | /*proto_item_append_text(item, "Origination time stamp");*/ |
8129 | 0 | proto_tree_add_item(tree, hf_gtpv2_origination_ts, tvb, offset, length, ENC_TIME_MSEC_NTP | ENC_BIG_ENDIAN); |
8130 | 0 | break; |
8131 | 2 | default: |
8132 | 2 | proto_tree_add_item(tree, hf_gtpv2_ms_ts, tvb, offset, 6, ENC_TIME_MSEC_NTP | ENC_BIG_ENDIAN); |
8133 | 2 | break; |
8134 | 2 | } |
8135 | 2 | } |
8136 | | |
8137 | | /* |
8138 | | * 8.120 Monitoring Event Information |
8139 | | */ |
8140 | | static void |
8141 | | dissect_gtpv2_mon_event_inf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8142 | 2 | { |
8143 | 2 | int offset = 0; |
8144 | 2 | bool srie; |
8145 | 2 | uint32_t scef_id_len; |
8146 | | |
8147 | | /* Octet 4 higher four bits flags SIRE, NSCF, NSUI and NSUR */ |
8148 | 2 | proto_tree_add_item_ret_boolean(tree, hf_gtpv2_mon_event_inf_srie, tvb, offset, 1, ENC_BIG_ENDIAN, &srie); |
8149 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_nscf, tvb, offset, 1, ENC_BIG_ENDIAN); |
8150 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_nsui, tvb, offset, 1, ENC_BIG_ENDIAN); |
8151 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_nsur, tvb, offset, 1, ENC_BIG_ENDIAN); |
8152 | | |
8153 | | /* Octet 4 lower four bits Instance */ |
8154 | 2 | proto_tree_add_item(tree, hf_gtpv2_instance, tvb, offset, 1, ENC_BIG_ENDIAN); |
8155 | 2 | offset++; |
8156 | | |
8157 | | /* Octet 5 to 8 SCEF Reference ID */ |
8158 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_scef_reference_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
8159 | 2 | offset += 4; |
8160 | | /* Octet 9 Length of SCEF ID */ |
8161 | 2 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mon_event_inf_scef_id_length, tvb, offset, 1, ENC_BIG_ENDIAN, &scef_id_len); |
8162 | 2 | offset++; |
8163 | | /* Octet 10 to k SCEF ID */ |
8164 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_scef_id, tvb, offset, scef_id_len, ENC_UTF_8); |
8165 | 2 | offset = offset + scef_id_len; |
8166 | | /* Octet (k+1) to (k+2) Remaining Number of Reports */ |
8167 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_remaining_number_of_reports, tvb, offset, 2, ENC_BIG_ENDIAN ); |
8168 | 2 | offset += 2; |
8169 | | |
8170 | 2 | if (srie) { |
8171 | 1 | proto_tree_add_item(tree, hf_gtpv2_mon_event_inf_scef_reference_id_ext, tvb, offset, 8, ENC_BIG_ENDIAN); |
8172 | 1 | offset += 8; |
8173 | 1 | } |
8174 | | |
8175 | 2 | if(offset < length){ |
8176 | 1 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length - offset); |
8177 | 1 | } |
8178 | 2 | } |
8179 | | |
8180 | | /* |
8181 | | * 8.125 CIoT Optimizations Support Indication |
8182 | | */ |
8183 | | static void |
8184 | | dissect_gtpv2_ciot_opt_support_ind(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8185 | 1 | { |
8186 | 1 | int offset; |
8187 | 1 | static int * const ciot_flags[] = { |
8188 | 1 | &hf_gtpv2_ciot_support_ind_spare_bits, |
8189 | 1 | &hf_gtpv2_ciot_support_ind_bit4, |
8190 | 1 | &hf_gtpv2_ciot_support_ind_bit3, |
8191 | 1 | &hf_gtpv2_ciot_support_ind_bit2, |
8192 | 1 | &hf_gtpv2_ciot_support_ind_bit1, |
8193 | 1 | NULL |
8194 | 1 | }; |
8195 | | |
8196 | 1 | offset = 0; |
8197 | 1 | proto_tree_add_bitmask_with_flags(tree, tvb, 0, hf_gtpv2_ciot_support_ind, ett_gtpv2_ciot_support_ind, ciot_flags, ENC_BIG_ENDIAN, BMT_NO_APPEND); |
8198 | | |
8199 | 1 | offset += 1; |
8200 | 1 | if (length - offset) { |
8201 | 1 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
8202 | 1 | } |
8203 | 1 | } |
8204 | | |
8205 | | /* |
8206 | | * 8.126 SCEF PDN Connection |
8207 | | */ |
8208 | | static void |
8209 | | dissect_gtpv2_scef_pdn_connection(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, proto_item *item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args) |
8210 | 1 | { |
8211 | 1 | int offset = 0; |
8212 | 1 | proto_tree *grouped_tree; |
8213 | 1 | tvbuff_t *new_tvb; |
8214 | | |
8215 | 1 | proto_item_append_text(item, "[Grouped IE]"); |
8216 | 1 | grouped_tree = proto_item_add_subtree(item, ett_gtpv2_PDN_conn); |
8217 | 1 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
8218 | | |
8219 | 1 | dissect_gtpv2_ie_common(new_tvb, pinfo, grouped_tree, offset, message_type, args, GTPV2_IE_SCEF_PDN_CONNECTION); |
8220 | | |
8221 | 1 | } |
8222 | | |
8223 | | |
8224 | | /* |
8225 | | * 8.127 Header Compression Configuration |
8226 | | */ |
8227 | | static void |
8228 | | dissect_gtpv2_header_comp_comf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8229 | 5 | { |
8230 | 5 | int offset = 0; |
8231 | | |
8232 | 5 | static int * const gtpv2_rohc_profile_flags_flags[] = { |
8233 | 5 | &hf_gtpv2_rohc_profiles_bit7, |
8234 | 5 | &hf_gtpv2_rohc_profiles_bit6, |
8235 | 5 | &hf_gtpv2_rohc_profiles_bit5, |
8236 | 5 | &hf_gtpv2_rohc_profiles_bit4, |
8237 | 5 | &hf_gtpv2_rohc_profiles_bit3, |
8238 | 5 | &hf_gtpv2_rohc_profiles_bit2, |
8239 | 5 | &hf_gtpv2_rohc_profiles_bit1, |
8240 | 5 | &hf_gtpv2_rohc_profiles_bit0, |
8241 | 5 | NULL |
8242 | 5 | }; |
8243 | | |
8244 | | /* Octet 5 to 6 ROHC Profiles */ |
8245 | | |
8246 | 5 | proto_tree_add_bitmask_with_flags(tree, tvb, offset, hf_gtpv2_rohc_profile_flags, |
8247 | 5 | ett_gtpv2_rohc_profile_flags, gtpv2_rohc_profile_flags_flags, ENC_BIG_ENDIAN, BMT_NO_FALSE | BMT_NO_INT); |
8248 | 5 | offset++; |
8249 | 5 | proto_tree_add_item(tree, hf_gtpv2_spare_w0, tvb, offset, 1, ENC_BIG_ENDIAN); |
8250 | 5 | offset++; |
8251 | | /* Octet 7 to 8 MAX_CID*/ |
8252 | 5 | proto_tree_add_item(tree, hf_gtpv2_max_cid, tvb, offset, 2, ENC_BIG_ENDIAN); |
8253 | | |
8254 | 5 | } |
8255 | | |
8256 | | /* |
8257 | | * 8.129 Serving PLMN Rate Control |
8258 | | */ |
8259 | | static void |
8260 | | dissect_gtpv2_serv_plmn_rate_control(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8261 | 1 | { |
8262 | 1 | int offset = 0; |
8263 | 1 | proto_tree_add_item(tree, hf_gtpv2_uplink_rate_limit, tvb, offset, 2, ENC_BIG_ENDIAN); |
8264 | 1 | offset += 2; |
8265 | 1 | proto_tree_add_item(tree, hf_gtpv2_downlink_rate_limit, tvb, offset, 2, ENC_BIG_ENDIAN); |
8266 | 1 | } |
8267 | | |
8268 | | /* |
8269 | | * 8.130 Counter |
8270 | | */ |
8271 | | static void |
8272 | | dissect_gtpv2_counter(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8273 | 0 | { |
8274 | 0 | int offset = 0; |
8275 | | |
8276 | | /* Timestamp value */ |
8277 | | /* Octets 5 to 8 shall be encoded in the same format as the first four octets of the 64-bit timestamp |
8278 | | *format as defined in section 6 of IETF RFC 5905 |
8279 | | */ |
8280 | |
|
8281 | 0 | proto_tree_add_item(tree, hf_gtpv2_timestamp_value, tvb, offset, 4, ENC_TIME_NTP | ENC_BIG_ENDIAN); |
8282 | 0 | offset += 4; |
8283 | 0 | proto_tree_add_item(tree, hf_gtpv2_counter_value, tvb, offset, 1, ENC_BIG_ENDIAN); |
8284 | 0 | } |
8285 | | |
8286 | | /* |
8287 | | * 8.131 Mapped UE Usage Type |
8288 | | */ |
8289 | | |
8290 | | static void |
8291 | | dissect_gtpv2_mapped_ue_usage_type(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8292 | 2 | { |
8293 | 2 | int offset = 0; |
8294 | | |
8295 | 2 | proto_tree_add_item(tree, hf_gtpv2_mapped_ue_usage_type, tvb, offset, 2, ENC_BIG_ENDIAN); |
8296 | 2 | offset += 2; |
8297 | 2 | if (length > offset) { |
8298 | 1 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
8299 | 1 | } |
8300 | 2 | } |
8301 | | |
8302 | | /* |
8303 | | * 8.132 Secondary RAT Usage Data Report |
8304 | | */ |
8305 | | static const value_string gtpv2_secondary_rat_type_vals[] = { |
8306 | | { 0, "NR" }, |
8307 | | { 1, "Unlicensed Spectrum"}, |
8308 | | { 0, NULL } |
8309 | | }; |
8310 | | |
8311 | | static void |
8312 | | dissect_gtpv2_secondary_rat_usage_data_report(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8313 | 25 | { |
8314 | 25 | tvbuff_t *new_tvb; |
8315 | 25 | proto_tree *sub_tree; |
8316 | 25 | int offset = 0; |
8317 | 25 | uint32_t srudn_len; |
8318 | 25 | uint64_t gtpv2_secondary_rat_usage_data_report_flags_val = 0; |
8319 | | |
8320 | 25 | static int * const secondary_rat_usage_data_report_flags[] = { |
8321 | 25 | &hf_gtpv2_secondary_rat_usage_data_report_spare_bits, |
8322 | 25 | &hf_gtpv2_secondary_rat_usage_data_report_bit3, |
8323 | 25 | &hf_gtpv2_secondary_rat_usage_data_report_bit2, |
8324 | 25 | &hf_gtpv2_secondary_rat_usage_data_report_bit1, |
8325 | 25 | NULL |
8326 | 25 | }; |
8327 | | |
8328 | | /* |
8329 | | * The following bits within Octet 5 shall indicate: |
8330 | | * Bit 8 to 3 - Spare, for future use and set to zero. |
8331 | | * Bit 3 - SRUDN (Secondary RAT Usage Report from NG-RAN) |
8332 | | * Bit 2 - IRSGW (Intended Receiver SGW) |
8333 | | * Bit 1 - IRPGW (Intended Receiver PGW) |
8334 | | */ |
8335 | 25 | proto_tree_add_bitmask_with_flags_ret_uint64(tree, tvb, 0, hf_gtpv2_secondary_rat_usage_data_report, ett_gtpv2_secondary_rat_usage_data_report, |
8336 | 25 | secondary_rat_usage_data_report_flags, ENC_BIG_ENDIAN, BMT_NO_APPEND, >pv2_secondary_rat_usage_data_report_flags_val); |
8337 | 25 | offset += 1; |
8338 | | |
8339 | | /* Octet 6 RAT Type */ |
8340 | 25 | proto_tree_add_item(tree, hf_gtpv2_secondary_rat_usage_data_report_rat_type, tvb, offset, 1, ENC_BIG_ENDIAN); |
8341 | 25 | offset += 1; |
8342 | | |
8343 | | /* Octet 7 EPS Bearer ID */ |
8344 | | /* Spare (all bits set to 0) B8 - B5 */ |
8345 | 25 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 4, ENC_BIG_ENDIAN); |
8346 | | /* EPS Bearer ID (EBI) B4 - B1 */ |
8347 | 25 | proto_tree_add_item(tree, hf_gtpv2_ebi, tvb, offset, 1, ENC_BIG_ENDIAN); |
8348 | 25 | offset += 1; |
8349 | | |
8350 | | /* |
8351 | | * Octets 8 to 11 and 12 to 15 shall be encoded in the same format as the first four octets of the 64-bit timestamp |
8352 | | * format as defined in section 6 of IETF RFC 5905 |
8353 | | */ |
8354 | | |
8355 | | /* Octets 8 to 11 Start timestamp */ |
8356 | 25 | proto_tree_add_item(tree, hf_gtpv2_secondary_rat_usage_data_report_start_timestamp, tvb, offset, 4, ENC_TIME_NTP | ENC_BIG_ENDIAN); |
8357 | 25 | offset += 4; |
8358 | | |
8359 | | /* Octets 12 to 15 End timestamp */ |
8360 | 25 | proto_tree_add_item(tree, hf_gtpv2_secondary_rat_usage_data_report_end_timestamp, tvb, offset, 4, ENC_TIME_NTP | ENC_BIG_ENDIAN); |
8361 | 25 | offset += 4; |
8362 | | |
8363 | | /* 16 to 23 Usage Data DL */ |
8364 | 25 | proto_tree_add_item(tree, hf_gtpv2_secondary_rat_usage_data_report_usage_data_dl, tvb, offset, 8, ENC_BIG_ENDIAN); |
8365 | 25 | offset += 8; |
8366 | | |
8367 | | /* 24 to 32 Usage Data UL */ |
8368 | 25 | proto_tree_add_item(tree, hf_gtpv2_secondary_rat_usage_data_report_usage_data_ul, tvb, offset, 8, ENC_BIG_ENDIAN); |
8369 | 25 | offset += 8; |
8370 | | |
8371 | 25 | if(gtpv2_secondary_rat_usage_data_report_flags_val & 0x04) { |
8372 | | /* Octet k Length of Secondary RAT Data Usage Report Transfer */ |
8373 | 21 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_secondary_rat_usage_data_report_srudn_length, tvb, offset, 1, ENC_BIG_ENDIAN, &srudn_len); |
8374 | 21 | offset++; |
8375 | | /* Octet (k+1) to a SRUDN */ |
8376 | 21 | sub_tree = proto_tree_add_subtree(tree, tvb, offset, srudn_len, ett_gtpv2_son_con, NULL, "SecondaryRATDataUsageReportTransfer"); |
8377 | 21 | new_tvb = tvb_new_subset_length(tvb, offset, srudn_len); |
8378 | 21 | asn1_ctx_t asn1_ctx; |
8379 | 21 | asn1_ctx_init(&asn1_ctx, ASN1_ENC_PER, true, pinfo); |
8380 | 21 | dissect_ngap_SecondaryRATDataUsageReportTransfer(new_tvb, 0, &asn1_ctx, sub_tree, hf_gtpv2_secondary_rat_usage_data_report_srudn_value); |
8381 | 21 | offset = offset + srudn_len; |
8382 | 21 | } |
8383 | | |
8384 | 25 | if (length - offset) { |
8385 | 4 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, -1, "The rest of the IE not dissected yet"); |
8386 | 4 | } |
8387 | 25 | } |
8388 | | |
8389 | | |
8390 | | |
8391 | | /* |
8392 | | * 8.133 UP Function Selection Indication Flags |
8393 | | */ |
8394 | | |
8395 | | static void |
8396 | | dissect_gtpv2_up_func_slec_indic_flg(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, proto_item *item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t * args _U_) |
8397 | 2 | { |
8398 | 2 | int offset = 0; |
8399 | | |
8400 | 2 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset << 3, 7, ENC_BIG_ENDIAN); |
8401 | 2 | proto_tree_add_item(tree, hf_gtpv2_dcnr, tvb, offset, 1, ENC_BIG_ENDIAN); |
8402 | | |
8403 | 2 | } |
8404 | | |
8405 | | /* 8.134 Maximum Packet Loss Rate */ |
8406 | | static void |
8407 | | dissect_gtpv2_max_pkt_loss_rte(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8408 | 9 | { |
8409 | 9 | int offset = 0; |
8410 | 9 | uint8_t oct; |
8411 | | |
8412 | 9 | static int* const flags_oct1[] = { |
8413 | 9 | &hf_gtpv2_spare_b7_b2, |
8414 | 9 | &hf_gtpv2_max_pkt_loss_rte_dl_flg, |
8415 | 9 | &hf_gtpv2_max_pkt_loss_rte_ul_flg, |
8416 | 9 | NULL |
8417 | 9 | }; |
8418 | | /*5 Spare DL UL*/ |
8419 | 9 | oct = tvb_get_uint8(tvb, offset); |
8420 | 9 | proto_tree_add_bitmask_list(tree, tvb, offset, 1, flags_oct1, ENC_BIG_ENDIAN); |
8421 | 9 | offset++; |
8422 | | |
8423 | 9 | if((oct & 0x01) == 1){ |
8424 | | /*m to m+1 Maximum Packet Loss Rate UL*/ |
8425 | 2 | proto_tree_add_item(tree, hf_gtpv2_max_pkt_loss_rte_ul, tvb, offset, 2, ENC_BIG_ENDIAN); |
8426 | 2 | offset += 2; |
8427 | 2 | } |
8428 | 9 | if ((oct & 0x02) == 2) { |
8429 | | /*o to o+1 Maximum Packet Loss Rate DL*/ |
8430 | 1 | proto_tree_add_item(tree, hf_gtpv2_max_pkt_loss_rte_dl, tvb, offset, 2, ENC_BIG_ENDIAN); |
8431 | 1 | } |
8432 | | |
8433 | | |
8434 | 9 | } |
8435 | | |
8436 | | /* 8.135 APN Rate Control Status */ |
8437 | | static void |
8438 | | dissect_gtpv2_apn_rte_cntrl_status(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8439 | 3 | { |
8440 | 3 | int offset = 0; |
8441 | | |
8442 | | /*5 to 8 Number of Uplink packets allowed*/ |
8443 | 3 | proto_tree_add_item(tree, hf_gtpv2_nr_ul_pkts_all, tvb, offset, 4, ENC_BIG_ENDIAN); |
8444 | 3 | offset += 4; |
8445 | | /*9 to 12 Number of additional exception reports*/ |
8446 | 3 | proto_tree_add_item(tree, hf_gtpv2_nr_add_exception_rpts, tvb, offset, 4, ENC_BIG_ENDIAN); |
8447 | 3 | offset += 4; |
8448 | | /*13 to 16 Number of Downlink packets allowed*/ |
8449 | 3 | proto_tree_add_item(tree, hf_gtpv2_nr_dl_pkts_all, tvb, offset, 4, ENC_BIG_ENDIAN); |
8450 | 3 | offset += 4; |
8451 | | /*17 to 24 APN Rate Control Status validity Time*/ |
8452 | 3 | proto_tree_add_item(tree, hf_apn_rte_cntrl_status_val_time, tvb, offset, 8, ENC_TIME_NTP | ENC_BIG_ENDIAN); |
8453 | | |
8454 | 3 | } |
8455 | | /* 3GPP TS 32.422 V15.1.0 (2018-06) 5.5 List of interfaces (O)*/ |
8456 | | |
8457 | | static int* const ext_tra_info_list_of_if_flags_oct1[] = { |
8458 | | &hf_gtpv2_ext_tra_info_loi_mscs_cap, |
8459 | | &hf_gtpv2_ext_tra_info_loi_mscs_map_f, |
8460 | | &hf_gtpv2_ext_tra_info_loi_mscs_map_e, |
8461 | | &hf_gtpv2_ext_tra_info_loi_mscs_map_b, |
8462 | | &hf_gtpv2_ext_tra_info_loi_mscs_map_g, |
8463 | | &hf_gtpv2_ext_tra_info_loi_mscs_mc, |
8464 | | &hf_gtpv2_ext_tra_info_loi_mscs_iu, |
8465 | | &hf_gtpv2_ext_tra_info_loi_mscs_a, |
8466 | | NULL |
8467 | | }; |
8468 | | |
8469 | | static int* const ext_tra_info_list_of_if_flags_oct2[] = { |
8470 | | &hf_gtpv2_ext_tra_info_loi_mscs_map_c, |
8471 | | &hf_gtpv2_ext_tra_info_loi_mscs_map_d, |
8472 | | NULL |
8473 | | }; |
8474 | | |
8475 | | static int* const ext_tra_info_list_of_if_flags_oct3[] = { |
8476 | | &hf_gtpv2_ext_tra_info_loi_mgw_iuup, |
8477 | | &hf_gtpv2_ext_tra_info_loi_mgw_nbup, |
8478 | | &hf_gtpv2_ext_tra_info_loi_mgw_mc, |
8479 | | NULL |
8480 | | }; |
8481 | | |
8482 | | static int* const ext_tra_info_list_of_if_flags_oct4[] = { |
8483 | | &hf_gtpv2_ext_tra_info_loi_sgsn_ge, |
8484 | | &hf_gtpv2_ext_tra_info_loi_sgsn_gs, |
8485 | | &hf_gtpv2_ext_tra_info_loi_sgsn_map_gf, |
8486 | | &hf_gtpv2_ext_tra_info_loi_sgsn_map_gd, |
8487 | | &hf_gtpv2_ext_tra_info_loi_sgsn_map_gr, |
8488 | | &hf_gtpv2_ext_tra_info_loi_sgsn_gn, |
8489 | | &hf_gtpv2_ext_tra_info_loi_sgsn_iu, |
8490 | | &hf_gtpv2_ext_tra_info_loi_sgsn_gb, |
8491 | | NULL |
8492 | | }; |
8493 | | |
8494 | | static int* const ext_tra_info_list_of_if_flags_oct5[] = { |
8495 | | &hf_gtpv2_ext_tra_info_loi_sgsn_s13, |
8496 | | &hf_gtpv2_ext_tra_info_loi_sgsn_s3, |
8497 | | &hf_gtpv2_ext_tra_info_loi_sgsn_s4, |
8498 | | &hf_gtpv2_ext_tra_info_loi_sgsn_s6d, |
8499 | | NULL |
8500 | | }; |
8501 | | |
8502 | | static int* const ext_tra_info_list_of_if_flags_oct6[] = { |
8503 | | &hf_gtpv2_ext_tra_info_loi_ggsn_gmb, |
8504 | | &hf_gtpv2_ext_tra_info_loi_ggsn_gi, |
8505 | | &hf_gtpv2_ext_tra_info_loi_ggsn_gn, |
8506 | | NULL |
8507 | | }; |
8508 | | |
8509 | | static int* const ext_tra_info_list_of_if_flags_oct7[] = { |
8510 | | &hf_gtpv2_ext_tra_info_loi_rnc_uu, |
8511 | | &hf_gtpv2_ext_tra_info_loi_rnc_iub, |
8512 | | &hf_gtpv2_ext_tra_info_loi_rnc_iur, |
8513 | | &hf_gtpv2_ext_tra_info_loi_rnc_iu, |
8514 | | NULL |
8515 | | }; |
8516 | | |
8517 | | static int* const ext_tra_info_list_of_if_flags_oct8[] = { |
8518 | | &hf_gtpv2_ext_tra_info_loi_bm_sc_gmb, |
8519 | | NULL |
8520 | | }; |
8521 | | |
8522 | | static int* const ext_tra_info_list_of_if_flags_oct9[] = { |
8523 | | &hf_gtpv2_ext_tra_info_loi_mme_s13, |
8524 | | &hf_gtpv2_ext_tra_info_loi_mme_s11, |
8525 | | &hf_gtpv2_ext_tra_info_loi_mme_s10, |
8526 | | &hf_gtpv2_ext_tra_info_loi_mme_s6a, |
8527 | | &hf_gtpv2_ext_tra_info_loi_mme_s3, |
8528 | | &hf_gtpv2_ext_tra_info_loi_mme_s1_mme, |
8529 | | NULL |
8530 | | }; |
8531 | | |
8532 | | static int* const ext_tra_info_list_of_if_flags_oct10[] = { |
8533 | | &hf_gtpv2_ext_tra_info_loi_sgw_gxc, |
8534 | | &hf_gtpv2_ext_tra_info_loi_sgw_s11, |
8535 | | &hf_gtpv2_ext_tra_info_loi_sgw_s8b, |
8536 | | &hf_gtpv2_ext_tra_info_loi_sgw_s5, |
8537 | | &hf_gtpv2_ext_tra_info_loi_sgw_s4, |
8538 | | NULL |
8539 | | }; |
8540 | | |
8541 | | static int* const ext_tra_info_list_of_if_flags_oct11[] = { |
8542 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_sgi, |
8543 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_s8b, |
8544 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_gx, |
8545 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_s6b, |
8546 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_s5, |
8547 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_s2c, |
8548 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_s2b, |
8549 | | &hf_gtpv2_ext_tra_info_loi_pdn_gw_s2a, |
8550 | | NULL |
8551 | | }; |
8552 | | |
8553 | | static int* const ext_tra_info_list_of_if_flags_oct12[] = { |
8554 | | &hf_gtpv2_ext_tra_info_loi_enb_uu, |
8555 | | &hf_gtpv2_ext_tra_info_loi_enb_x2, |
8556 | | &hf_gtpv2_ext_tra_info_loi_enb_s1_mme, |
8557 | | NULL |
8558 | | }; |
8559 | | |
8560 | | static int* const ext_tra_info_list_of_if_flags_oct13[] = { |
8561 | | &hf_gtpv2_ext_tra_info_loi_hss_sh, |
8562 | | &hf_gtpv2_ext_tra_info_loi_hss_s6a, |
8563 | | &hf_gtpv2_ext_tra_info_loi_hss_s6d, |
8564 | | &hf_gtpv2_ext_tra_info_loi_hss_cx, |
8565 | | &hf_gtpv2_ext_tra_info_loi_hss_map_gr, |
8566 | | &hf_gtpv2_ext_tra_info_loi_hss_map_gc, |
8567 | | &hf_gtpv2_ext_tra_info_loi_hss_map_d, |
8568 | | &hf_gtpv2_ext_tra_info_loi_hss_map_c, |
8569 | | NULL |
8570 | | }; |
8571 | | |
8572 | | static int* const ext_tra_info_list_of_if_flags_oct14[] = { |
8573 | | &hf_gtpv2_ext_tra_info_loi_eir_map_gf, |
8574 | | &hf_gtpv2_ext_tra_info_loi_eir_s13p, |
8575 | | &hf_gtpv2_ext_tra_info_loi_eir_s13, |
8576 | | &hf_gtpv2_ext_tra_info_loi_eir_map_f, |
8577 | | NULL |
8578 | | }; |
8579 | | |
8580 | | static int* const ext_tra_info_list_of_if_flags_oct15[] = { |
8581 | | &hf_gtpv2_ext_tra_info_loi_amf_n20, |
8582 | | &hf_gtpv2_ext_tra_info_loi_amf_n15, |
8583 | | &hf_gtpv2_ext_tra_info_loi_amf_n14, |
8584 | | &hf_gtpv2_ext_tra_info_loi_amf_n12, |
8585 | | &hf_gtpv2_ext_tra_info_loi_amf_n11, |
8586 | | &hf_gtpv2_ext_tra_info_loi_amf_n8, |
8587 | | &hf_gtpv2_ext_tra_info_loi_amf_n2, |
8588 | | &hf_gtpv2_ext_tra_info_loi_amf_n1, |
8589 | | NULL |
8590 | | }; |
8591 | | |
8592 | | static int* const ext_tra_info_list_of_if_flags_oct16[] = { |
8593 | | &hf_gtpv2_ext_tra_info_loi_amf_n22, |
8594 | | &hf_gtpv2_ext_tra_info_loi_amf_n26, |
8595 | | NULL |
8596 | | }; |
8597 | | |
8598 | | static int* const ext_tra_info_list_of_if_flags_oct17[] = { |
8599 | | &hf_gtpv2_ext_tra_info_loi_pcf_n15, |
8600 | | &hf_gtpv2_ext_tra_info_loi_pcf_n7, |
8601 | | &hf_gtpv2_ext_tra_info_loi_pcf_n5, |
8602 | | NULL |
8603 | | }; |
8604 | | |
8605 | | static int* const ext_tra_info_list_of_if_flags_oct18[] = { |
8606 | | &hf_gtpv2_ext_tra_info_loi_smf_s5_c, |
8607 | | &hf_gtpv2_ext_tra_info_loi_smf_n11, |
8608 | | &hf_gtpv2_ext_tra_info_loi_smf_n10, |
8609 | | &hf_gtpv2_ext_tra_info_loi_smf_n7, |
8610 | | &hf_gtpv2_ext_tra_info_loi_smf_n4, |
8611 | | NULL |
8612 | | }; |
8613 | | |
8614 | | static int* const ext_tra_info_list_of_if_flags_oct19[] = { |
8615 | | &hf_gtpv2_ext_tra_info_loi_upf_n4, |
8616 | | NULL |
8617 | | }; |
8618 | | |
8619 | | static int* const ext_tra_info_list_of_if_flags_oct20[] = { |
8620 | | &hf_gtpv2_ext_tra_info_loi_ng_ran_node_e1_c, |
8621 | | &hf_gtpv2_ext_tra_info_loi_ng_ran_node_f1_c, |
8622 | | &hf_gtpv2_ext_tra_info_loi_ng_ran_node_Uu, |
8623 | | &hf_gtpv2_ext_tra_info_loi_ng_ran_node_xn_c, |
8624 | | &hf_gtpv2_ext_tra_info_loi_ng_ran_node_ng_c, |
8625 | | NULL |
8626 | | }; |
8627 | | |
8628 | | /* 8.136 Extended Trace Information */ |
8629 | | static void |
8630 | | dissect_gtpv2_ext_trs_inf(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8631 | 20 | { |
8632 | 20 | proto_tree *trigg_tree, *ne_tree, *if_tree; |
8633 | 20 | proto_item* ti; |
8634 | 20 | int offset = 0; |
8635 | 20 | uint32_t tid, ev_len; |
8636 | | |
8637 | 20 | dissect_e212_mcc_mnc(tvb, pinfo, tree, 0, E212_NONE, true); |
8638 | 20 | offset += 3; |
8639 | | |
8640 | | /* Append Trace ID to main tree */ |
8641 | 20 | tid = tvb_get_ntohs(tvb, offset); |
8642 | | |
8643 | 20 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_trace_id, tvb, offset, 3, ENC_BIG_ENDIAN, &tid); |
8644 | 20 | proto_item_append_text(item, "Trace ID: %d ", tid); |
8645 | | |
8646 | 20 | offset += 3; |
8647 | | |
8648 | | /* Triggering Events, put all into a new tree called triggering_tree */ |
8649 | 20 | trigg_tree = proto_tree_add_subtree(tree, tvb, offset, -1, ett_gtpv2_tra_info_trigg, &ti, "Triggering Events"); |
8650 | | /* Octet 11 Length of Triggering Events */ |
8651 | 20 | proto_tree_add_item_ret_uint(trigg_tree, hf_gtpv2_trig_event_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ev_len); |
8652 | 20 | offset++; |
8653 | | |
8654 | 20 | proto_item_set_len(ti, ev_len + 1); |
8655 | 20 | offset += ev_len; |
8656 | | |
8657 | 20 | ne_tree = proto_tree_add_subtree(tree, tvb, offset, -1, ett_gtpv2_tra_info_trigg, &ti, "List of NE Types"); |
8658 | | /* m + 1*/ |
8659 | | /* Length of List of NE Types */ |
8660 | 20 | proto_tree_add_item_ret_uint(ne_tree, hf_gtpv2_ne_list_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ev_len); |
8661 | 20 | offset++; |
8662 | 20 | if (ev_len > 0) { |
8663 | 15 | proto_tree_add_bitmask_list(ne_tree, tvb, offset, 1, trace_ne_types_flags_oct1, ENC_BIG_ENDIAN); |
8664 | 15 | } |
8665 | 20 | if (ev_len > 1) { |
8666 | 13 | proto_tree_add_bitmask_list(ne_tree, tvb, offset+1, 1, trace_ne_types_flags_oct2, ENC_BIG_ENDIAN); |
8667 | 13 | } |
8668 | | |
8669 | 20 | proto_item_set_len(ti, ev_len + 1); |
8670 | 20 | offset += ev_len; |
8671 | | |
8672 | | /* p+1 Session Trace Depth */ |
8673 | 20 | proto_tree_add_item(tree, hf_gtpv2_ses_trs_depth, tvb, offset, 1, ENC_BIG_ENDIAN); |
8674 | 20 | offset++; |
8675 | | |
8676 | | |
8677 | 20 | if_tree = proto_tree_add_subtree(tree, tvb, offset, -1, ett_gtpv2_tra_info_trigg, &ti, "List of Interfaces"); |
8678 | | /* p+2 Length of List of Interfaces */ |
8679 | 20 | proto_tree_add_item_ret_uint(if_tree, hf_gtpv2_list_of_if_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ev_len); |
8680 | 20 | offset++; |
8681 | | |
8682 | 20 | if (ev_len > 1) { |
8683 | 16 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset, 2, |
8684 | 16 | ett_gtpv2_if_mgcs, NULL, "MSC Server interfaces"); |
8685 | 16 | proto_tree_add_bitmask_list(sub_tree, tvb, offset, 1, ext_tra_info_list_of_if_flags_oct1, ENC_BIG_ENDIAN); |
8686 | 16 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 1, 1, ext_tra_info_list_of_if_flags_oct2, ENC_BIG_ENDIAN); |
8687 | 16 | } |
8688 | 20 | if (ev_len > 2) { |
8689 | 15 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 2, 1, |
8690 | 15 | ett_gtpv2_if_mgw, NULL, "MGW interfaces"); |
8691 | 15 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 2, 1, ext_tra_info_list_of_if_flags_oct3, ENC_BIG_ENDIAN); |
8692 | 15 | } |
8693 | | |
8694 | 20 | if (ev_len > 4) { |
8695 | 15 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 3, 2, |
8696 | 15 | ett_gtpv2_if_sgsn, NULL, "SGSN interfaces"); |
8697 | 15 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 3, 1, ext_tra_info_list_of_if_flags_oct4, ENC_BIG_ENDIAN); |
8698 | 15 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 4, 1, ext_tra_info_list_of_if_flags_oct5, ENC_BIG_ENDIAN); |
8699 | 15 | } |
8700 | | |
8701 | 20 | if (ev_len > 5) { |
8702 | 15 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 5, 1, |
8703 | 15 | ett_gtpv2_if_ggsn, NULL, "GGSN interfaces"); |
8704 | 15 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 5, 1, ext_tra_info_list_of_if_flags_oct6, ENC_BIG_ENDIAN); |
8705 | 15 | } |
8706 | 20 | if (ev_len > 6) { |
8707 | 13 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 6, 1, |
8708 | 13 | ett_gtpv2_if_rnc, NULL, "RNC interfaces"); |
8709 | 13 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 6, 1, ext_tra_info_list_of_if_flags_oct7, ENC_BIG_ENDIAN); |
8710 | 13 | } |
8711 | 20 | if (ev_len > 7) { |
8712 | 13 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 7, 1, |
8713 | 13 | ett_gtpv2_if_bm_sc, NULL, "BM-SC interfaces"); |
8714 | 13 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 7, 1, ext_tra_info_list_of_if_flags_oct8, ENC_BIG_ENDIAN); |
8715 | 13 | } |
8716 | 20 | if (ev_len > 8) { |
8717 | 11 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 8, 1, |
8718 | 11 | ett_gtpv2_if_mme, NULL, "MME interfaces"); |
8719 | 11 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 8, 1, ext_tra_info_list_of_if_flags_oct9, ENC_BIG_ENDIAN); |
8720 | 11 | } |
8721 | 20 | if (ev_len > 9) { |
8722 | 10 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 9, 1, |
8723 | 10 | ett_gtpv2_if_sgw, NULL, "SGW interfaces"); |
8724 | 10 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 9, 1, ext_tra_info_list_of_if_flags_oct10, ENC_BIG_ENDIAN); |
8725 | 10 | } |
8726 | 20 | if (ev_len > 10) { |
8727 | 8 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 10, 1, |
8728 | 8 | ett_gtpv2_if_pdn_gw, NULL, "PDN GW interfaces"); |
8729 | 8 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 10, 1, ext_tra_info_list_of_if_flags_oct11, ENC_BIG_ENDIAN); |
8730 | 8 | } |
8731 | 20 | if (ev_len > 11) { |
8732 | 8 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 11, 1, |
8733 | 8 | ett_gtpv2_if_enb, NULL, "eNB interfaces"); |
8734 | 8 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 11, 1, ext_tra_info_list_of_if_flags_oct12, ENC_BIG_ENDIAN); |
8735 | 8 | } |
8736 | 20 | if (ev_len > 12) { |
8737 | 7 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 12, 1, |
8738 | 7 | ett_gtpv2_if_hss, NULL, "HSS interfaces"); |
8739 | 7 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 11, 1, ext_tra_info_list_of_if_flags_oct13, ENC_BIG_ENDIAN); |
8740 | 7 | } |
8741 | 20 | if (ev_len > 13) { |
8742 | 6 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 13, 1, |
8743 | 6 | ett_gtpv2_if_eir, NULL, "EIR interfaces"); |
8744 | 6 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 11, 1, ext_tra_info_list_of_if_flags_oct14, ENC_BIG_ENDIAN); |
8745 | 6 | } |
8746 | 20 | if (ev_len > 15) { |
8747 | 5 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 14, 2, |
8748 | 5 | ett_gtpv2_if_amf, NULL, "AMF interfaces"); |
8749 | 5 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 14, 1, ext_tra_info_list_of_if_flags_oct15, ENC_BIG_ENDIAN); |
8750 | 5 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 15, 1, ext_tra_info_list_of_if_flags_oct16, ENC_BIG_ENDIAN); |
8751 | 5 | } |
8752 | 20 | if (ev_len > 16) { |
8753 | 5 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 16, 1, |
8754 | 5 | ett_gtpv2_if_pcf, NULL, "PCF interfaces"); |
8755 | 5 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 16, 1, ext_tra_info_list_of_if_flags_oct17, ENC_BIG_ENDIAN); |
8756 | 5 | } |
8757 | 20 | if (ev_len > 17) { |
8758 | 4 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 17, 1, |
8759 | 4 | ett_gtpv2_if_smf, NULL, "SMF interfaces"); |
8760 | 4 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 17, 1, ext_tra_info_list_of_if_flags_oct18, ENC_BIG_ENDIAN); |
8761 | 4 | } |
8762 | 20 | if (ev_len > 18) { |
8763 | 3 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 18, 1, |
8764 | 3 | ett_gtpv2_if_upf, NULL, "UPF interfaces"); |
8765 | 3 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 18, 1, ext_tra_info_list_of_if_flags_oct19, ENC_BIG_ENDIAN); |
8766 | 3 | } |
8767 | 20 | if (ev_len > 19) { |
8768 | 3 | proto_tree* sub_tree = proto_tree_add_subtree(if_tree, tvb, offset + 19, 1, |
8769 | 3 | ett_gtpv2_if_upf, NULL, "NG-RAN node interfaces"); |
8770 | 3 | proto_tree_add_bitmask_list(sub_tree, tvb, offset + 19, 1, ext_tra_info_list_of_if_flags_oct20, ENC_BIG_ENDIAN); |
8771 | 3 | } |
8772 | | |
8773 | 20 | proto_item_set_len(ti, ev_len + 1); |
8774 | 20 | offset += ev_len; |
8775 | | |
8776 | | /* q+1 Length of IP Address of Trace Collection Entity */ |
8777 | 20 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_trs_coll_ip_addr_len, tvb, offset, 1, ENC_BIG_ENDIAN, &ev_len); |
8778 | 20 | offset++; |
8779 | | /*(q+2) to r IP Address of Trace Collection Entity */ |
8780 | 20 | if (ev_len == 4) { |
8781 | 0 | proto_tree_add_item(tree, hf_gtpv2_trs_coll_ipv4_addr, tvb, offset, 4, ENC_BIG_ENDIAN); |
8782 | 0 | } |
8783 | | |
8784 | 20 | if (ev_len == 16) { |
8785 | 1 | proto_tree_add_item(tree, hf_gtpv2_trs_coll_ipv6_addr, tvb, offset, 16, ENC_NA); |
8786 | 1 | } |
8787 | 20 | } |
8788 | | |
8789 | | /* 8.137 Monitoring Event Extension Information */ |
8790 | | static void |
8791 | | dissect_gtpv2_ie_mon_event_ext_inf(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8792 | 4 | { |
8793 | 4 | int offset = 0; |
8794 | 4 | bool lrtp; |
8795 | 4 | bool srie; |
8796 | 4 | uint32_t scef_id_len; |
8797 | | |
8798 | | /* Octet 5 Bit 8-3 Spare Bit 2 SRIE Bit 1 LRTP */ |
8799 | 4 | proto_tree_add_bits_item(tree, hf_gtpv2_spare_bits, tvb, offset, 6, ENC_BIG_ENDIAN); |
8800 | 4 | proto_tree_add_item_ret_boolean(tree, hf_gtpv2_mon_event_ext_inf_srie, tvb, offset, 1, ENC_BIG_ENDIAN, &srie); |
8801 | 4 | proto_tree_add_item_ret_boolean(tree, hf_gtpv2_mon_event_ext_inf_lrtp, tvb, offset, 1, ENC_BIG_ENDIAN, &lrtp); |
8802 | 4 | offset++; |
8803 | | /* Octet 6 to 9 SCEF Reference ID */ |
8804 | 4 | proto_tree_add_item(tree, hf_gtpv2_mon_event_ext_inf_scef_reference_id, tvb, offset, 4, ENC_BIG_ENDIAN); |
8805 | 4 | offset += 4; |
8806 | | /* Octet 10 Length of SCEF ID */ |
8807 | 4 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_mon_event_ext_inf_scef_id_length, tvb, offset, 1, ENC_BIG_ENDIAN, &scef_id_len); |
8808 | 4 | offset++; |
8809 | | /* Octet 11 to k SCEF ID */ |
8810 | 4 | proto_tree_add_item(tree, hf_gtpv2_mon_event_ext_inf_scef_id, tvb, offset, scef_id_len, ENC_UTF_8); |
8811 | 4 | offset = offset + scef_id_len; |
8812 | 4 | if (lrtp) { |
8813 | 2 | proto_tree_add_item(tree, hf_gtpv2_mon_event_ext_inf_remain_min_period_loc_report_type, tvb, offset, 4, ENC_BIG_ENDIAN); |
8814 | 2 | offset += 4; |
8815 | 2 | } |
8816 | | |
8817 | 4 | if (srie) { |
8818 | 0 | proto_tree_add_item(tree, hf_gtpv2_mon_event_ext_inf_scef_reference_id_ext, tvb, offset, 8, ENC_BIG_ENDIAN); |
8819 | 0 | offset += 8; |
8820 | 0 | } |
8821 | | |
8822 | 4 | if(offset < length){ |
8823 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length- offset); |
8824 | 2 | } |
8825 | 4 | } |
8826 | | |
8827 | | /* 207 Additional RRM Policy Index Fixed Length / 8.138 */ |
8828 | | static void |
8829 | | dissect_gtpv2_ie_additional_rrm_policy_index(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8830 | 1 | { |
8831 | 1 | uint32_t rrm_policy_index; |
8832 | | |
8833 | | /*5 to 8 Additional RRM Policy Index, The ARPI is encoded as Unsigned32 binary integer values.*/ |
8834 | 1 | proto_tree_add_item_ret_uint(tree, hf_gtpv2_additional_rrm_policy_index, tvb, 0, 4, ENC_BIG_ENDIAN, &rrm_policy_index); |
8835 | 1 | proto_item_append_text(item, "%u", rrm_policy_index); |
8836 | 1 | } |
8837 | | |
8838 | | /* 208 V2X Context Extendable / 8.139 */ |
8839 | | static void |
8840 | | dissect_gtpv2_ie_v2x_context(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8841 | 2 | { |
8842 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
8843 | 2 | } |
8844 | | |
8845 | | /* 209 PC5 QoS Parameters Extendable / 8.140 */ |
8846 | | static void |
8847 | | dissect_gtpv2_ie_pc5_qos_parameters(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8848 | 2 | { |
8849 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
8850 | 2 | } |
8851 | | |
8852 | | /* 210 Services Authorized Extendable / 8.141 */ |
8853 | | static void |
8854 | | dissect_gtpv2_ie_services_authorized(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8855 | 3 | { |
8856 | 3 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
8857 | 3 | } |
8858 | | |
8859 | | /* 211 Bit Rate Extendable / 8.142 */ |
8860 | | static void |
8861 | | dissect_gtpv2_ie_bit_rate(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8862 | 2 | { |
8863 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
8864 | 2 | } |
8865 | | |
8866 | | /* 212 PC5 QoS Flow Extendable / 8.143 */ |
8867 | | static void |
8868 | | dissect_gtpv2_ie_pc5_qos_flow(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8869 | 2 | { |
8870 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
8871 | 2 | } |
8872 | | |
8873 | | /* 213 SGi PtP Tunnel Address Extendable / 8.144 */ |
8874 | | static void |
8875 | | dissect_gtpv2_ie_sgi_ptp_tunnel_address(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8876 | 1 | { |
8877 | 1 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 0, length); |
8878 | 1 | } |
8879 | | |
8880 | | /* 214 PGW Change Info Extendable / 8.145 */ |
8881 | | static void |
8882 | | dissect_gtpv2_ie_pgw_change_info(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree _U_, proto_item* item, uint16_t length, uint8_t message_type, uint8_t instance _U_, session_args_t* args) |
8883 | 6 | { |
8884 | 6 | int offset = 0; |
8885 | 6 | proto_tree *grouped_tree; |
8886 | 6 | tvbuff_t *new_tvb; |
8887 | | |
8888 | 6 | proto_item_append_text(item, "[Grouped IE]"); |
8889 | 6 | grouped_tree = proto_item_add_subtree(item, ett_gtpv2_PGW_change_info); |
8890 | 6 | new_tvb = tvb_new_subset_length(tvb, offset, length); |
8891 | | |
8892 | 6 | dissect_gtpv2_ie_common(new_tvb, pinfo, grouped_tree, offset, message_type, args, GTPV2_IE_PGW_CHANGE_INFO); |
8893 | 6 | } |
8894 | | |
8895 | | /* 215 PGW FQDN Extendable / 8.146 */ |
8896 | | static void |
8897 | | dissect_gtpv2_ie_pgw_fqdn(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8898 | 7 | { |
8899 | 7 | int offset = 0; |
8900 | 7 | offset = decode_gtpv2_fqdn(tvb, pinfo, tree, item, offset, length); |
8901 | | |
8902 | 7 | if(offset < length){ |
8903 | 0 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, offset, length- offset); |
8904 | 0 | } |
8905 | 7 | } |
8906 | | |
8907 | | /* 216 Group Id / 8.147 */ |
8908 | | static void |
8909 | | dissect_gtpv2_ie_group_id(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8910 | 2 | { |
8911 | 2 | proto_tree_add_item(tree, hf_gtpv2_group_id, tvb, 0, length, ENC_UTF_8); |
8912 | 2 | } |
8913 | | |
8914 | | /* 217 PSCell Id / 8.148 */ |
8915 | | static void |
8916 | | dissect_gtpv2_ie_pscell_id(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length _U_, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8917 | 4 | { |
8918 | 4 | int offset = 0; |
8919 | | |
8920 | 4 | dissect_e212_mcc_mnc(tvb, pinfo, tree, offset, E212_NONE, true); |
8921 | 4 | offset += 3; |
8922 | 4 | proto_tree_add_item(tree, hf_gtpv2_ie_pscell_id_spare, tvb, offset, 5, ENC_BIG_ENDIAN); |
8923 | 4 | proto_tree_add_item(tree, hf_gtpv2_ie_pscell_id_nr_cgi, tvb, offset, 5, ENC_BIG_ENDIAN); |
8924 | | |
8925 | 4 | } |
8926 | | |
8927 | | /* 218 UP Security Policy / 8.149 */ |
8928 | | static const value_string gtpv2_up_ip_policy_vals[] = { |
8929 | | {0, "User Plane Integrity protection with EPS is not needed"}, |
8930 | | {1, "User Plane Integrity protection with EPS is preferred"}, |
8931 | | {2, "User Plane Integrity protection with EPS is required"}, |
8932 | | {3, "Spare"}, |
8933 | | {0, NULL} |
8934 | | }; |
8935 | | |
8936 | | static void |
8937 | | dissect_gtpv2_ie_up_security_policy(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item _U_, uint16_t length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8938 | 16 | { |
8939 | 16 | proto_tree_add_item(tree, hf_gtpv2_ie_up_security_policy_spare, tvb, 0, 1, ENC_BIG_ENDIAN); |
8940 | 16 | proto_tree_add_item(tree, hf_gtpv2_ie_up_security_policy_up_ip_policy, tvb, 0, 1, ENC_BIG_ENDIAN); |
8941 | 16 | if (length > 2) { |
8942 | 2 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 1, length - 2); |
8943 | 2 | } |
8944 | 16 | } |
8945 | | |
8946 | | /* 219 Alternative IMSI / 8.150 */ |
8947 | | static void |
8948 | | dissect_gtpv2_ie_alternative_imsi(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree, proto_item* item, uint16_t length, uint8_t message_type, uint8_t instance, session_args_t* args) |
8949 | 3 | { |
8950 | | /* |
8951 | | * TS 29.274 V18.4.0 says: |
8952 | | * Alternative IMSI is in the form of an IMSI as defined in 3GPP TS 23.003. |
8953 | | */ |
8954 | 3 | dissect_gtpv2_imsi(tvb, pinfo, tree, item, length, message_type, instance, args); |
8955 | 3 | } |
8956 | | |
8957 | | /* 220 NF Instance ID / 8.151 */ |
8958 | | static void |
8959 | | dissect_gtpv2_ie_nf_instance_id(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item _U_, uint16_t _U_ length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8960 | 5 | { |
8961 | | /* |
8962 | | * String uniquely identifying a NF instance. The format of the NF Instance ID shall be a |
8963 | | * Universally Unique Identifier (UUID) version 4, as described in IETF RFC 4122 [15]. The |
8964 | | * hexadecimal letters should be formatted as lower-case characters by the sender, and they |
8965 | | * shall be handled as case-insensitive by the receiver. |
8966 | | * |
8967 | | * Example: "4ace9d34-2c69-4f99-92d5-a73a3fe8e23b" |
8968 | | */ |
8969 | 5 | proto_tree_add_item(tree, hf_gtpv2_nf_instance_id_nf_instance_id, tvb, 0, 36, ENC_BIG_ENDIAN); |
8970 | 5 | } |
8971 | | |
8972 | | /* 221 Timer in Seconds / 8.152 */ |
8973 | | static void |
8974 | | dissect_gtpv2_timer_in_seconds(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree, proto_item* item _U_, uint16_t _U_ length, uint8_t message_type _U_, uint8_t instance _U_, session_args_t* args _U_) |
8975 | 2 | { |
8976 | 2 | proto_tree_add_item(tree, hf_gtpv2_nf_timer_in_seconds_timer_value, tvb, 0, 3, ENC_BIG_ENDIAN); |
8977 | 2 | if (length > 4) { |
8978 | 1 | proto_tree_add_expert(tree, pinfo, &ei_gtpv2_ie_data_not_dissected, tvb, 3, length - 4); |
8979 | 1 | } |
8980 | 2 | } |
8981 | | |
8982 | | /* Table 8.1-1: Information Element types for GTPv2 */ |
8983 | | |
8984 | | typedef struct _gtpv2_ie { |
8985 | | int ie_type; |
8986 | | void (*decode) (tvbuff_t *, packet_info *, proto_tree *, proto_item *, uint16_t, uint8_t, uint8_t, session_args_t *); |
8987 | | } gtpv2_ie_t; |
8988 | | |
8989 | | static const gtpv2_ie_t gtpv2_ies[] = { |
8990 | | {GTPV2_IE_IMSI, dissect_gtpv2_imsi}, /* 1, Internal Mobile Subscriber Identity (IMSI) */ |
8991 | | {GTPV2_IE_CAUSE, dissect_gtpv2_cause}, /* 2, Cause (without embedded offending IE) 8.4 */ |
8992 | | {GTPV2_REC_REST_CNT, dissect_gtpv2_recovery}, /* 3, Recovery (Restart Counter) 8.5 */ |
8993 | | /* 4-50 Reserved for S101 interface Extendable / See 3GPP TS 29.276 [14] */ |
8994 | | /*Start SRVCC Messages 3GPP TS 29.280 */ |
8995 | | {GTPV2_IE_STN_SR, dissect_gtpv2_stn_sr}, /* 51 STN-SR */ |
8996 | | {GTPV2_IE_SRC_TGT_TRANS_CON, dissect_gtpv2_src_tgt_trans_con}, /* 52 Source to Target Transparent Container */ |
8997 | | {GTPV2_IE_TGT_SRC_TRANS_CON , dissect_gtpv2_tgt_src_trans_con}, /* 53 Target to Source Transparent Container */ |
8998 | | {GTPV2_IE_MM_CON_EUTRAN_SRVCC, dissect_gtpv2_mm_con_eutran_srvcc}, /* 54 MM Context for E-UTRAN SRVCC */ |
8999 | | {GTPV2_IE_MM_CON_UTRAN_SRVCC, dissect_gtpv2_mm_con_utran_srvcc}, /* 55 MM Context for UTRAN SRVCC */ |
9000 | | {GTPV2_IE_SRVCC_CAUSE, dissect_gtpv2_srvcc_cause}, /* 56 SRVCC Cause */ |
9001 | | {GTPV2_IE_TGT_RNC_ID, dissect_gtpv2_tgt_rnc_id}, /* 57 Target RNC ID */ |
9002 | | {GTPV2_IE_TGT_GLOGAL_CELL_ID, dissect_gtpv2_tgt_global_cell_id}, /* 58 Target Global Cell ID */ |
9003 | | {GTPV2_IE_TEID_C, dissect_gtpv2_teid_c}, /* 59 TEID-C */ |
9004 | | {GTPV2_IE_SV_FLAGS, dissect_gtpv2_sv_flags}, /* 60 Sv Flags */ |
9005 | | {GTPV2_IE_SAI, dissect_gtpv2_sai}, /* 61 Service Area Identifier */ |
9006 | | {GTPV2_IE_MM_CTX_FOR_CS_TO_PS_SRVCC, dissect_gtpv2_mm_ctx_for_cs_to_ps_srvcc }, /* 62 Service Area Identifier */ |
9007 | | /* 61-70 Reserved for Sv interface Extendable / See 3GPP TS 29.280 [15] */ |
9008 | | {GTPV2_APN, dissect_gtpv2_apn}, /* 71, Access Point Name (APN) 8.6 */ |
9009 | | {GTPV2_AMBR, dissect_gtpv2_ambr}, /* 72, Aggregate Maximum Bit Rate (AMBR) */ |
9010 | | {GTPV2_EBI, dissect_gtpv2_ebi}, /* 73, EPS Bearer ID (EBI) 8.8 */ |
9011 | | {GTPV2_IP_ADDRESS, dissect_gtpv2_ip_address}, /* 74, IP Address */ |
9012 | | {GTPV2_MEI, dissect_gtpv2_mei}, /* 74, Mobile Equipment Identity */ |
9013 | | {GTPV2_IE_MSISDN, dissect_gtpv2_msisdn}, /* 76, MSISDN 8.11 */ |
9014 | | {GTPV2_INDICATION, dissect_gtpv2_ind}, /* 77 Indication 8.12 */ |
9015 | | {GTPV2_PCO, dissect_gtpv2_pco}, /* 78 Protocol Configuration Options (PCO) 8.13 */ |
9016 | | {GTPV2_PAA, dissect_gtpv2_paa}, /* 79 PDN Address Allocation (PAA) 8.14 */ |
9017 | | {GTPV2_BEARER_QOS, dissect_gtpv2_bearer_qos}, /* 80 Bearer Level Quality of Service (Bearer QoS) 8.15 */ |
9018 | | {GTPV2_IE_FLOW_QOS, dissect_gtpv2_flow_qos}, /* 81 Flow Quality of Service (Flow QoS) 8.16 */ |
9019 | | {GTPV2_IE_RAT_TYPE, dissect_gtpv2_rat_type}, /* 82, RAT Type 8.17 */ |
9020 | | {GTPV2_IE_SERV_NET, dissect_gtpv2_serv_net}, /* 83, Serving Network 8.18 */ |
9021 | | {GTPV2_IE_BEARER_TFT, dissect_gtpv2_bearer_tft}, /* 84, Bearer TFT 8.19 */ |
9022 | | {GTPV2_IE_TAD, dissect_gtpv2_tad}, /* 85, Traffic Aggregate Description 8.20 */ |
9023 | | {GTPV2_IE_ULI, dissect_gtpv2_uli}, /* 86, User Location Info (ULI) 8.22 */ |
9024 | | {GTPV2_IE_F_TEID, dissect_gtpv2_f_teid}, /* 87, Fully Qualified Tunnel Endpoint Identifier (F-TEID) 8.23 */ |
9025 | | {GTPV2_IE_TMSI, dissect_gtpv2_tmsi}, /* 88, TMSI 8.23 */ |
9026 | | {GTPV2_IE_GLOBAL_CNID, dissect_gtpv2_g_cn_id}, /* 89, Global CN-Id 8.25 */ |
9027 | | {GTPV2_IE_S103PDF, dissect_gtpv2_s103pdf}, /* 90, S103 PDN Data Forwarding Info (S103PDF) 8.25 */ |
9028 | | {GTPV2_IE_S1UDF, dissect_gtpv2_s1udf}, /* 91, S1-U Data Forwarding (S1UDF) 8.26 */ |
9029 | | {GTPV2_IE_DEL_VAL, dissect_gtpv2_delay_value}, /* 92, Delay Value 8.29 */ |
9030 | | {GTPV2_IE_BEARER_CTX, dissect_gtpv2_bearer_ctx}, /* 93, Bearer Context 8.31 */ |
9031 | | {GTPV2_IE_CHAR_ID, dissect_gtpv2_charging_id}, /* 94, Charging Id */ |
9032 | | {GTPV2_IE_CHAR_CHAR, dissect_gtpv2_char_char}, /* 95 Charging Characteristic */ |
9033 | | {GTPV2_IE_TRA_INFO, dissect_gtpv2_tra_info}, /* 96, Trace Information 8.31 */ |
9034 | | {GTPV2_BEARER_FLAG, dissect_gtpv2_bearer_flag}, /* 97, Bearer Flag */ |
9035 | | /* 98, Void 8.33 */ |
9036 | | {GTPV2_IE_PDN_TYPE, dissect_gtpv2_pdn_type}, /* 99, PDN Type */ |
9037 | | {GTPV2_IE_PTI, dissect_gtpv2_pti}, /* 100, Procedure Transaction Id */ |
9038 | | {GTPV2_IE_DRX_PARAM, dissect_gtpv2_drx_param}, /* 101, DRX Parameter 8.36 */ |
9039 | | {GTPV2_IE_UE_NET_CAPABILITY, dissect_gtpv2_ue_net_capability}, /* 102, UE network capability 8.37 */ |
9040 | | {GTPV2_IE_MM_CONTEXT_GSM_T, dissect_gtpv2_mm_context_gsm_t}, /* 103, MM Context 8.38 GSM Key and Triplets */ |
9041 | | {GTPV2_IE_MM_CONTEXT_UTMS_CQ, dissect_gtpv2_mm_context_utms_cq}, /* 104, MM Context 8.38 */ |
9042 | | {GTPV2_IE_MM_CONTEXT_GSM_CQ, dissect_gtpv2_mm_context_gsm_cq}, /* 105, MM Context 8.38 */ |
9043 | | {GTPV2_IE_MM_CONTEXT_UTMS_Q, dissect_gtpv2_mm_context_utms_q}, /* 106, MM Context 8.38 */ |
9044 | | {GTPV2_IE_MM_CONTEXT_EPS_QQ, dissect_gtpv2_mm_context_eps_qq}, /* 107, MM Context 8.38 */ |
9045 | | {GTPV2_IE_MM_CONTEXT_UTMS_QQ, dissect_gtpv2_mm_context_utms_qq}, /* 108, MM Context 8.38 */ |
9046 | | {GTPV2_IE_PDN_CONNECTION, dissect_gtpv2_PDN_conn}, /* 109, PDN Connection */ |
9047 | | {GTPV2_IE_PDN_NUMBERS, dissect_gtpv2_pdn_numbers}, /* 110, PDN Numbers 8.40 */ |
9048 | | {GTPV2_IE_P_TMSI, dissect_gtpv2_p_tmsi}, /* 111, P-TMSI 8.41 */ |
9049 | | {GTPV2_IE_P_TMSI_SIG, dissect_gtpv2_p_tmsi_sig}, /* 112, P-TMSI Signature 8.42 */ |
9050 | | {GTPV2_IE_HOP_COUNTER, dissect_gtpv2_hop_counter}, /* 113, Hop Counter 8.43 */ |
9051 | | {GTPV2_IE_UE_TIME_ZONE, dissect_gtpv2_ue_time_zone}, /* 114, UE Time Zone */ |
9052 | | {GTPV2_IE_TRACE_REFERENCE, dissect_gtpv2_trace_reference}, /* 115, Trace Reference 8.45 */ |
9053 | | {GTPV2_IE_COMPLETE_REQUEST_MSG, dissect_complete_request_msg}, /* 116, Complete Request message 8.46 */ |
9054 | | {GTPV2_IE_GUTI, dissect_gtpv2_guti}, /* 117, GUTI 8.47 */ |
9055 | | {GTPV2_IE_F_CONTAINER, dissect_gtpv2_F_container}, /* 118, Fully Qualified Container (F-Container) */ |
9056 | | {GTPV2_IE_F_CAUSE, dissect_gtpv2_F_cause}, /* 119, Fully Qualified Cause (F-Cause) */ |
9057 | | {GTPV2_IE_PLMN_ID, dissect_gtpv2_plmn_id}, /* 120, PLMN ID 8.50 */ |
9058 | | {GTPV2_IE_TARGET_ID, dissect_gtpv2_target_id}, /* 121, Target Identification */ |
9059 | | /* 122, Void 8.52 */ |
9060 | | {GTPV2_IE_PKT_FLOW_ID, dissect_gtpv2_pkt_flow_id}, /* 123, Packet Flow ID 8.53 */ |
9061 | | {GTPV2_IE_RAB_CONTEXT, dissect_gtpv2_rab_context}, /* 124, RAB Context 8.54 */ |
9062 | | {GTPV2_IE_S_RNC_PDCP_CTX_INFO, dissect_gtpv2_s_rnc_pdcp_ctx_info}, /* 125, Source RNC PDCP context info 8.55 */ |
9063 | | {GTPV2_IE_PORT_NR, dissect_port_nr}, /* 126, Port Number 8.56 */ |
9064 | | {GTPV2_IE_APN_RESTRICTION, dissect_gtpv2_apn_rest}, /* 127, APN Restriction */ |
9065 | | {GTPV2_IE_SEL_MODE, dissect_gtpv2_selec_mode}, /* 128, Selection Mode */ |
9066 | | {GTPV2_IE_SOURCE_IDENT, dissect_gtpv2_source_ident}, /* 129, Source Identification 8.59 */ |
9067 | | {GTPV2_IE_BEARER_CONTROL_MODE, dissect_gtpv2_bearer_control_mode}, /* 130, Bearer Control Mode */ |
9068 | | {GTPV2_IE_CNG_REP_ACT , dissect_gtpv2_cng_rep_act}, /* 131, Change Reporting Action 8.61 */ |
9069 | | {GTPV2_IE_FQ_CSID, dissect_gtpv2_fq_csid}, /* 132, Fully Qualified PDN Connection Set Identifier (FQ-CSID) 8.62 */ |
9070 | | {GTPV2_IE_CHANNEL_NEEDED, dissect_gtpv2_channel_needed}, /* 133, Channel Needed 8.63 */ |
9071 | | {GTPV2_IE_EMLPP_PRI, dissect_gtpv2_emlpp_pri}, /* 134, eMLPP Priority 8.64 */ |
9072 | | {GTPV2_IE_NODE_TYPE , dissect_gtpv2_node_type}, /* 135, Node Type 8.65 */ |
9073 | | {GTPV2_IE_FQDN, dissect_gtpv2_fqdn}, /* 136, 8.66 Fully Qualified Domain Name (FQDN) */ |
9074 | | {GTPV2_IE_TI, dissect_gtpv2_ti}, /* 137, 8.68 Transaction Identifier (TI) */ |
9075 | | {GTPV2_IE_MBMS_SESSION_DURATION, dissect_gtpv2_mbms_session_duration}, /* 138, 8.69 MBMS Session Duration */ |
9076 | | {GTPV2_IE_MBMS_SERVICE_AREA, dissect_gtpv2_mbms_service_area}, /* 139, 8.70 MBMS Service Area */ |
9077 | | {GTPV2_IE_MBMS_SESSION_ID, dissect_gtpv2_mbms_session_id}, /* 140, 8.71 MBMS Session Identifier */ |
9078 | | {GTPV2_IE_MBMS_FLOW_ID, dissect_gtpv2_mbms_flow_id}, /* 141, 8.72 MBMS Flow Identifier */ |
9079 | | {GTPV2_IE_MBMS_IP_MC_DIST, dissect_gtpv2_mbms_ip_mc_dist}, /* 142, 8.73 MBMS IP Multicast Distribution */ |
9080 | | {GTPV2_IE_MBMS_DIST_ACK, dissect_gtpv2_mbms_dist_ack}, /* 143, 8.74 MBMS Distribution Acknowledge */ |
9081 | | {GTPV2_IE_RFSP_INDEX, dissect_gtpv2_rfsp_index}, /* 144, 8.77 RFSP Index */ |
9082 | | {GTPV2_IE_UCI, dissect_gtpv2_uci}, /* 145, 8.75 User CSG Information (UCI) */ |
9083 | | {GTPV2_IE_CSG_INFO_REP_ACTION, dissect_gtpv2_csg_info_rep_action}, /* 146, 8.76 CSG Information Reporting Action */ |
9084 | | {GTPV2_IE_CSG_ID, dissect_gtpv2_csg_id}, /* 147, 8.78 CSG ID */ |
9085 | | {GTPV2_IE_CMI, dissect_gtpv2_cmi}, /* 148, 8.79 CSG Membership Indication (CMI) */ |
9086 | | {GTPV2_IE_SERVICE_INDICATOR, dissect_gtpv2_service_indicator}, /* 149, 8.80 Service indicator */ |
9087 | | {GTPV2_IE_DETACH_TYPE, dissect_gtpv2_detach_type}, /* 150, 8.81 Detach Type */ |
9088 | | {GTPV2_IE_LDN, dissect_gtpv2_ldn}, /* 151, 8.82 Local Distinguished Name (LDN) */ |
9089 | | {GTPV2_IE_NODE_FEATURES, dissect_gtpv2_node_features}, /* 152, 8.83 Node Features */ |
9090 | | {GTPV2_IE_MBMS_TIME_TO_DATA_XFER, dissect_gtpv2_mbms_time_to_data_xfer}, /* 153, 8.84 MBMS Time to Data Transfer */ |
9091 | | {GTPV2_IE_THROTTLING, dissect_gtpv2_throttling}, /* 154, 8.85 Throttling */ |
9092 | | {GTPV2_IE_ARP, dissect_gtpv2_arp}, /* 155, 8.86 Allocation/Retention Priority (ARP) */ |
9093 | | {GTPV2_IE_EPC_TIMER, dissect_gtpv2_epc_timer}, /* 156, 8.87 EPC Timer */ |
9094 | | {GTPV2_IE_SIG_PRIO_IND, dissect_gtpv2_sig_prio_ind}, /* 157, 8.88 Signalling Priority Indication */ |
9095 | | {GTPV2_IE_TMGI, dissect_gtpv2_tmgi}, /* 158, 8.89 Temporary Mobile Group Identity (TMGI) */ |
9096 | | {GTPV2_IE_ADD_MM_CONT_FOR_SRVCC, dissect_gtpv2_add_mm_cont_for_srvcc}, /* 159, 8.90 Additional MM context for SRVCC */ |
9097 | | {GTPV2_IE_ADD_FLAGS_FOR_SRVCC, dissect_gtpv2_add_flags_for_srvcc}, /* 160, 8.91 Additional flags for SRVCC */ |
9098 | | {GTPV2_IE_MMBR, dissect_gtpv2_mmbr}, /* 161, 8.92 Max MBR/APN-AMBR (MMBR) */ |
9099 | | {GTPV2_IE_MDT_CONFIG, dissect_gtpv2_mdt_config}, /* 162, 8.93 MDT Configuration */ |
9100 | | {GTPV2_IE_APCO, dissect_gtpv2_apco}, /* 163, 8.94 Additional Protocol Configuration Options (APCO) */ |
9101 | | {GTPV2_IE_ABS_MBMS_DATA_TF_TIME, dissect_gtpv2_abs_mbms_data_tf_time}, /* 164, 8.95 Absolute Time of MBMS Data Transfer */ |
9102 | | {GTPV2_IE_HENB_INFO_REPORT, dissect_gtpv2_henb_info_report}, /* 165, 8.96 H(e)NB Information Reporting */ |
9103 | | {GTPV2_IE_IP4CP, dissect_gtpv2_ip4cp}, /* 166, 8.97 IPv4 Configuration Parameters (IPv4CP) */ |
9104 | | {GTPV2_IE_CHANGE_TO_REPORT_FLAGS, dissect_gtpv2_change_report_flags}, /* 167, 8.98 Change to Report Flags */ |
9105 | | {GTPV2_IE_ACTION_INDICATION, dissect_gtpv2_action_indication}, /* 168, 8.99 Action Indication */ |
9106 | | {GTPV2_IE_TWAN_IDENTIFIER, dissect_gtpv2_twan_identifier}, /* 169, 8.100 TWAN Identifier */ |
9107 | | {GTPV2_IE_ULI_TIMESTAMP, dissect_gtpv2_uli_timestamp}, /* 170, 8.101 ULI Timestamp */ |
9108 | | {GTPV2_IE_MBMS_FLAGS, dissect_gtpv2_mbms_flags}, /* 171, 8.102 MBMS Flags */ |
9109 | | {GTPV2_IE_RAN_NAS_CAUSE, dissect_gtpv2_ran_nas_cause}, /* 172, 8.103 RAN/NAS Cause */ |
9110 | | {GTPV2_IE_CN_OP_SEL_ENT, dissect_gtpv2_cn_operator_selection_entity}, /* 173, 8.104 CN Operator Selection Entity */ |
9111 | | {GTPV2_IE_TRUST_WLAN_MODE_IND, dissect_gtpv2_trust_wlan_mode_ind}, /* 174, 8.105 Trusted WLAN Mode Indication */ |
9112 | | {GTPV2_IE_NODE_NUMBER, dissect_gtpv2_node_number}, /* 175, 8.106 Node Number */ |
9113 | | {GTPV2_IE_NODE_IDENTIFIER, dissect_gtpv2_node_identifier}, /* 176, 8.107 Node Identifier */ |
9114 | | {GTPV2_IE_PRES_REP_AREA_ACT, dissect_gtpv2_pres_rep_area_action}, /* 177, 8.108 Presence Reporting Area Action */ |
9115 | | {GTPV2_IE_PRES_REP_AREA_INF, dissect_gtpv2_pres_rep_area_information}, /* 178, 8.109 Presence Reporting Area Information */ |
9116 | | {GTPV2_IE_TWAN_ID_TS, dissect_gtpv2_twan_identifier_timestamp}, /* 179, 8.110 TWAN Identifier Timestamp */ |
9117 | | {GTPV2_IE_OVERLOAD_CONTROL_INF, dissect_gtpv2_overload_control_inf}, /* 180, 8.111 Overload Control Information */ |
9118 | | {GTPV2_IE_LOAD_CONTROL_INF, dissect_gtpv2_load_control_inf}, /* 181, 8.112 Load Control Information */ |
9119 | | {GTPV2_IE_METRIC, dissect_gtpv2_metric}, /* 182, 8.113 Metric */ |
9120 | | {GTPV2_IE_SEQ_NO, dissect_gtpv2_seq_no}, /* 183, 8.114 Sequence Number */ |
9121 | | {GTPV2_IE_APN_AND_REL_CAP, dissect_gtpv2_apn_and_relative_capacity}, /* 184, 8.115 APN and Relative Capacity */ |
9122 | | {GTPV2_IE_WLAN_OFFLOADABILITY_IND,dissect_gtpv2_unknown }, /* 185, 8.116 WLAN Offloadability Indication */ |
9123 | | |
9124 | | {GTPV2_IE_PAGING_AND_SERVICE_INF, dissect_gtpv2_paging_and_service_inf}, /* 186, 8.117 Paging and Service Information */ |
9125 | | {GTPV2_IE_INTEGER_NUMBER, dissect_gtpv2_integer_number}, /* 187, 8.118 Integer Number */ |
9126 | | {GTPV2_IE_MILLISECOND_TS, dissect_gtpv2_ms_ts}, /* 188, 8.119 Millisecond Time Stamp */ |
9127 | | {GTPV2_IE_MON_EVENT_INF, dissect_gtpv2_mon_event_inf}, /* 189, 8.120 Monitoring Event Information */ |
9128 | | /* 190, 8.121 ECGI List */ |
9129 | | /* 191, 8.122 Remote UE Context */ |
9130 | | /* 192, 8.123 Remote User ID */ |
9131 | | /* 193, 8.124 Remote UE IP Information */ |
9132 | | {GTPV2_IE_CIOT_OPT_SUPPORT_IND, dissect_gtpv2_ciot_opt_support_ind}, /* 194, 8.125 CIoT Optimizations Support Indication */ |
9133 | | {GTPV2_IE_SCEF_PDN_CONNECTION , dissect_gtpv2_scef_pdn_connection }, /* 195, 8.126 SCEF PDN Connection */ |
9134 | | {GTPV2_IE_HEADER_COMP_CONF, dissect_gtpv2_header_comp_comf}, /* 196, 8.127 Header Compression Configuration */ |
9135 | | {GTPV2_IE_EXTENDED_PCO, dissect_gtpv2_pco}, /* 197, 8.128 Extended Protocol Configuration Options (ePCO) */ |
9136 | | {GTPV2_IE_SERV_PLMN_RATE_CONTROL, dissect_gtpv2_serv_plmn_rate_control}, /* 198, 8.129 Serving PLMN Rate Control */ |
9137 | | {GTPV2_IE_COUNTER, dissect_gtpv2_counter}, /* 199, 8.130 Counter */ |
9138 | | {GTPV2_IE_MAPPED_UE_USAGE_TYPE, dissect_gtpv2_mapped_ue_usage_type }, /* 199, 8.131 Mapped UE Usage Type */ |
9139 | | {GTPV2_IE_SECONDARY_RAT_USAGE_DATA_REPORT, dissect_gtpv2_secondary_rat_usage_data_report}, /* 201, 8.132 Secondary RAT Usage Data Report */ |
9140 | | {GTPV2_IE_UP_FUNC_SEL_INDI_FLG, dissect_gtpv2_up_func_slec_indic_flg }, /* 202, 8.133 UP Function Selection Indication Flags */ |
9141 | | {GTPV2_IE_MAX_PKT_LOSS_RTE, dissect_gtpv2_max_pkt_loss_rte }, /* 203, 8.134 Maximum Packet Loss Rate */ |
9142 | | {GTPV2_IE_APN_RTE_CNTRL_STATUS, dissect_gtpv2_apn_rte_cntrl_status }, /* 204, 8.135 APN Rate Control Status */ |
9143 | | {GTPV2_IE_EXT_TRS_INF, dissect_gtpv2_ext_trs_inf }, /* 205, 8.136 Extended Trace Information */ |
9144 | | {GTPV2_IE_MON_EVENT_EXT_INF, dissect_gtpv2_ie_mon_event_ext_inf }, /* 206, 8.137 Monitoring Event Extension Information */ |
9145 | | {GTPV2_IE_ADDITIONAL_RRM_POLICY_INDEX, dissect_gtpv2_ie_additional_rrm_policy_index }, /* 207 Additional RRM Policy Index Fixed Length / 8.138 */ |
9146 | | {GTPV2_IE_V2X_CONTEXT, dissect_gtpv2_ie_v2x_context }, /* 208 V2X Context Extendable / 8.139 */ |
9147 | | {GTPV2_IE_PC5_QOS_PARAMETERS, dissect_gtpv2_ie_pc5_qos_parameters }, /* 209 PC5 QoS Parameters Extendable / 8.140 */ |
9148 | | {GTPV2_IE_SERVICES_AUTHORIZED, dissect_gtpv2_ie_services_authorized }, /* 210 Services Authorized Extendable / 8.141 */ |
9149 | | {GTPV2_IE_BIT_RATE, dissect_gtpv2_ie_bit_rate }, /* 211 Bit Rate Extendable / 8.142 */ |
9150 | | {GTPV2_IE_PC5_QOS_FLOW, dissect_gtpv2_ie_pc5_qos_flow }, /* 212 PC5 QoS Flow Extendable / 8.143 */ |
9151 | | {GTPV2_IE_SGI_PTP_TUNNEL_ADDRESS, dissect_gtpv2_ie_sgi_ptp_tunnel_address }, /* 213 SGi PtP Tunnel Address Extendable / 8.144 */ |
9152 | | {GTPV2_IE_PGW_CHANGE_INFO, dissect_gtpv2_ie_pgw_change_info }, /* 214 PGW Change Info Extendable / 8.145 */ |
9153 | | {GTPV2_IE_PGW_FQDN, dissect_gtpv2_ie_pgw_fqdn }, /* 215 PGW FQDN Extendable / 8.146 */ |
9154 | | {GTPV2_IE_GROUP_ID, dissect_gtpv2_ie_group_id }, /* 216 Group Id Variable Length / 8.147 */ |
9155 | | {GTPV2_IE_PSCELL_ID, dissect_gtpv2_ie_pscell_id }, /* 217 PSCell Id Fixed Length / 8.148 */ |
9156 | | {GTPV2_IE_UP_SECURITY_POLICY, dissect_gtpv2_ie_up_security_policy }, /* 218 UP Security Policy Extendable / 8.149 */ |
9157 | | {GTPV2_IE_ALT_IMSI, dissect_gtpv2_ie_alternative_imsi }, /* 219 Alternative IMSI Variable Length / 8.150 */ |
9158 | | {GTPV2_IE_NF_INSTANCE_ID, dissect_gtpv2_ie_nf_instance_id }, /* 220 NF Instance ID*/ |
9159 | | {GTPV2_IE_TIMER_IN_SECONDS, dissect_gtpv2_timer_in_seconds }, /* 221 Timer in Seconds*/ |
9160 | | {GTPV2_IE_PRIVATE_EXT, dissect_gtpv2_private_ext }, |
9161 | | {0, dissect_gtpv2_unknown} |
9162 | | }; |
9163 | | |
9164 | | static gtpv2_msg_hash_t * |
9165 | | gtpv2_match_response(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, unsigned seq_nr, unsigned msgtype, gtpv2_conv_info_t *gtpv2_info, uint8_t last_cause) |
9166 | 331 | { |
9167 | 331 | gtpv2_msg_hash_t gcr, *gcrp = NULL; |
9168 | 331 | conversation_t *conv; |
9169 | 331 | uint32_t session; |
9170 | | |
9171 | 331 | gcr.seq_nr = seq_nr; |
9172 | 331 | gcr.req_time = pinfo->abs_ts; |
9173 | | |
9174 | 331 | switch (msgtype) { |
9175 | 2 | case GTPV2_CREATE_SESSION_REQUEST: |
9176 | 5 | case GTPV2_CREATE_BEARER_REQUEST: |
9177 | 16 | case GTPV2_UPDATE_BEARER_REQUEST: |
9178 | 17 | case GTPV2_MODIFY_BEARER_REQUEST: |
9179 | 20 | case GTPV2_DELETE_BEARER_REQUEST: |
9180 | 25 | case GTPV2_DELETE_SESSION_REQUEST: |
9181 | 44 | case GTPV2_MODIFY_BEARER_COMMAND: |
9182 | 47 | case GTPV2_DELETE_BEARER_COMMAND: |
9183 | 50 | case GTPV2_BEARER_RESOURCE_COMMAND: |
9184 | 51 | case GTPV2_SRVCC_PS_TO_CS_REQUEST: |
9185 | 52 | case GTPV2_SRVCC_PS_TO_CS_COMPLETE_NOTIFICATION: |
9186 | 53 | case GTPV2_SRVCC_PS_TO_CS_CANCEL_NOTIFICATION: |
9187 | 55 | case GTPV2_CONTEXT_REQUEST: |
9188 | 56 | case GTPV2_FORWARD_RELOCATION_REQ: |
9189 | 57 | case GTPV2_RELOCATION_CANCEL_REQUEST: |
9190 | 61 | case GTPV2_FORWARD_CTX_NOTIFICATION: |
9191 | 62 | case GTPV2_FORWARD_RELOCATION_COMPLETE_NOTIFICATION: |
9192 | 66 | case GTPV2_RELEASE_ACCESS_BEARERS_REQUEST: |
9193 | 68 | case GTPV2_DL_DATA_NOTIF: |
9194 | 68 | gcr.is_request = true; |
9195 | 68 | gcr.req_frame = pinfo->num; |
9196 | 68 | gcr.rep_frame = 0; |
9197 | | |
9198 | 68 | conv = find_conversation_strat(pinfo, CONVERSATION_IP, NO_PORT_X, false); |
9199 | 68 | gcr.conv_id = conv->conv_index; |
9200 | | |
9201 | 68 | break; |
9202 | 7 | case GTPV2_CREATE_SESSION_RESPONSE: |
9203 | 9 | case GTPV2_CREATE_BEARER_RESPONSE: |
9204 | 11 | case GTPV2_UPDATE_BEARER_RESPONSE: |
9205 | 13 | case GTPV2_MODIFY_BEARER_RESPONSE: |
9206 | 15 | case GTPV2_DELETE_BEARER_RESPONSE: |
9207 | 22 | case GTPV2_DELETE_SESSION_RESPONSE: |
9208 | 26 | case GTPV2_MODIFY_BEARER_FAILURE_INDICATION: |
9209 | 28 | case GTPV2_DELETE_BEARER_FAILURE_INDICATION: |
9210 | 58 | case GTPV2_BEARER_RESOURCE_FAILURE_INDICATION: |
9211 | 61 | case GTPV2_SRVCC_PS_TO_CS_RESPONSE: |
9212 | 63 | case GTPV2_SRVCC_PS_TO_CS_COMPLETE_ACKNOWLEDGE: |
9213 | 63 | case GTPV2_SRVCC_PS_TO_CS_CANCEL_ACKNOWLEDGE: |
9214 | 67 | case GTPV2_CONTEXT_RESPONSE: |
9215 | 68 | case GTPV2_FORWARD_RELOCATION_RESP: |
9216 | 69 | case GTPV2_RELOCATION_CANCEL_RESPONSE: |
9217 | 88 | case GTPV2_FORWARD_CTX_ACKNOWLEDGE: |
9218 | 90 | case GTPV2_FORWARD_RELOCATION_COMPLETE_ACKNOWLEDGE: |
9219 | 90 | case GTPV2_RELEASE_ACCESS_BEARERS_RESPONSE: |
9220 | 92 | case GTPV2_DL_DATA_NOTIF_ACK: |
9221 | | |
9222 | 92 | gcr.is_request = false; |
9223 | 92 | gcr.req_frame = 0; |
9224 | 92 | gcr.rep_frame = pinfo->num; |
9225 | | |
9226 | 92 | conv = find_conversation_strat(pinfo, CONVERSATION_IP, NO_PORT_X, false); |
9227 | 92 | gcr.conv_id = conv->conv_index; |
9228 | | |
9229 | 92 | break; |
9230 | 171 | default: |
9231 | 171 | gcr.is_request = false; |
9232 | 171 | gcr.req_frame = 0; |
9233 | 171 | gcr.rep_frame = 0; |
9234 | 171 | gcr.conv_id = 0; |
9235 | 171 | break; |
9236 | 331 | } |
9237 | | |
9238 | 331 | gcrp = (gtpv2_msg_hash_t *)wmem_map_lookup(gtpv2_info->matched, &gcr); |
9239 | | |
9240 | 331 | if (gcrp) { |
9241 | 18 | gcrp->is_request = gcr.is_request; |
9242 | 313 | } else { |
9243 | | /*no match, let's try to make one*/ |
9244 | 313 | switch (msgtype) { |
9245 | 2 | case GTPV2_CREATE_SESSION_REQUEST: |
9246 | 5 | case GTPV2_CREATE_BEARER_REQUEST: |
9247 | 16 | case GTPV2_UPDATE_BEARER_REQUEST: |
9248 | 17 | case GTPV2_MODIFY_BEARER_REQUEST: |
9249 | 20 | case GTPV2_DELETE_BEARER_REQUEST: |
9250 | 25 | case GTPV2_DELETE_SESSION_REQUEST: |
9251 | 44 | case GTPV2_MODIFY_BEARER_COMMAND: |
9252 | 47 | case GTPV2_DELETE_BEARER_COMMAND: |
9253 | 50 | case GTPV2_BEARER_RESOURCE_COMMAND: |
9254 | 51 | case GTPV2_SRVCC_PS_TO_CS_REQUEST: |
9255 | 52 | case GTPV2_SRVCC_PS_TO_CS_COMPLETE_NOTIFICATION: |
9256 | 53 | case GTPV2_SRVCC_PS_TO_CS_CANCEL_NOTIFICATION: |
9257 | 55 | case GTPV2_CONTEXT_REQUEST: |
9258 | 56 | case GTPV2_FORWARD_RELOCATION_REQ: |
9259 | 57 | case GTPV2_RELOCATION_CANCEL_REQUEST: |
9260 | 61 | case GTPV2_FORWARD_CTX_NOTIFICATION: |
9261 | 62 | case GTPV2_FORWARD_RELOCATION_COMPLETE_NOTIFICATION: |
9262 | 66 | case GTPV2_RELEASE_ACCESS_BEARERS_REQUEST: |
9263 | 68 | case GTPV2_DL_DATA_NOTIF: |
9264 | | |
9265 | 68 | gcr.seq_nr = seq_nr; |
9266 | | |
9267 | 68 | gcrp = (gtpv2_msg_hash_t *)wmem_map_lookup(gtpv2_info->unmatched, &gcr); |
9268 | 68 | if (gcrp) { |
9269 | 14 | wmem_map_remove(gtpv2_info->unmatched, gcrp); |
9270 | 14 | } |
9271 | | /* if we can't reuse the old one, grab a new chunk */ |
9272 | 68 | if (!gcrp) { |
9273 | 54 | gcrp = wmem_new(wmem_file_scope(), gtpv2_msg_hash_t); |
9274 | 54 | } |
9275 | 68 | gcrp->seq_nr = seq_nr; |
9276 | 68 | gcrp->req_frame = pinfo->num; |
9277 | 68 | gcrp->req_time = pinfo->abs_ts; |
9278 | 68 | gcrp->rep_frame = 0; |
9279 | 68 | gcrp->msgtype = msgtype; |
9280 | 68 | gcrp->is_request = true; |
9281 | | |
9282 | 68 | conv = find_conversation_strat(pinfo, CONVERSATION_IP, NO_PORT_X, false); |
9283 | 68 | gcrp->conv_id = conv->conv_index; |
9284 | | |
9285 | 68 | wmem_map_insert(gtpv2_info->unmatched, gcrp, gcrp); |
9286 | 68 | return NULL; |
9287 | 7 | case GTPV2_CREATE_SESSION_RESPONSE: |
9288 | 9 | case GTPV2_CREATE_BEARER_RESPONSE: |
9289 | 11 | case GTPV2_UPDATE_BEARER_RESPONSE: |
9290 | 13 | case GTPV2_MODIFY_BEARER_RESPONSE: |
9291 | 15 | case GTPV2_DELETE_BEARER_RESPONSE: |
9292 | 22 | case GTPV2_DELETE_SESSION_RESPONSE: |
9293 | 26 | case GTPV2_MODIFY_BEARER_FAILURE_INDICATION: |
9294 | 28 | case GTPV2_DELETE_BEARER_FAILURE_INDICATION: |
9295 | 58 | case GTPV2_BEARER_RESOURCE_FAILURE_INDICATION: |
9296 | 61 | case GTPV2_SRVCC_PS_TO_CS_RESPONSE: |
9297 | 63 | case GTPV2_SRVCC_PS_TO_CS_COMPLETE_ACKNOWLEDGE: |
9298 | 63 | case GTPV2_SRVCC_PS_TO_CS_CANCEL_ACKNOWLEDGE: |
9299 | 67 | case GTPV2_CONTEXT_RESPONSE: |
9300 | 68 | case GTPV2_FORWARD_RELOCATION_RESP: |
9301 | 69 | case GTPV2_RELOCATION_CANCEL_RESPONSE: |
9302 | 88 | case GTPV2_FORWARD_CTX_ACKNOWLEDGE: |
9303 | 90 | case GTPV2_FORWARD_RELOCATION_COMPLETE_ACKNOWLEDGE: |
9304 | 90 | case GTPV2_RELEASE_ACCESS_BEARERS_RESPONSE: |
9305 | 92 | case GTPV2_DL_DATA_NOTIF_ACK: |
9306 | | |
9307 | 92 | gcr.seq_nr = seq_nr; |
9308 | 92 | gcrp = (gtpv2_msg_hash_t *)wmem_map_lookup(gtpv2_info->unmatched, &gcr); |
9309 | | |
9310 | 92 | if (gcrp) { |
9311 | 12 | if (!gcrp->rep_frame) { |
9312 | 12 | wmem_map_remove(gtpv2_info->unmatched, gcrp); |
9313 | 12 | gcrp->rep_frame = pinfo->num; |
9314 | 12 | gcrp->is_request = false; |
9315 | | |
9316 | 12 | conv = find_conversation_strat(pinfo, CONVERSATION_IP, NO_PORT_X, false); |
9317 | 12 | gcrp->conv_id = conv->conv_index; |
9318 | | |
9319 | 12 | wmem_map_insert(gtpv2_info->matched, gcrp, gcrp); |
9320 | 12 | } |
9321 | 12 | } |
9322 | 92 | break; |
9323 | 153 | default: |
9324 | 153 | break; |
9325 | 313 | } |
9326 | 313 | } |
9327 | | |
9328 | | /* we have found a match */ |
9329 | 263 | if (gcrp) { |
9330 | 30 | proto_item *it; |
9331 | | |
9332 | 30 | if (gcrp->is_request) { |
9333 | 0 | it = proto_tree_add_uint(tree, hf_gtpv2_response_in, tvb, 0, 0, gcrp->rep_frame); |
9334 | 0 | proto_item_set_generated(it); |
9335 | 30 | } else { |
9336 | 30 | nstime_t ns; |
9337 | | |
9338 | 30 | it = proto_tree_add_uint(tree, hf_gtpv2_response_to, tvb, 0, 0, gcrp->req_frame); |
9339 | 30 | proto_item_set_generated(it); |
9340 | 30 | nstime_delta(&ns, &pinfo->abs_ts, &gcrp->req_time); |
9341 | 30 | it = proto_tree_add_time(tree, hf_gtpv2_response_time, tvb, 0, 0, &ns); |
9342 | 30 | proto_item_set_generated(it); |
9343 | 30 | if (g_gtp_session && !PINFO_FD_VISITED(pinfo)) { |
9344 | | /* GTP session */ |
9345 | | /* If it's not already in the list */ |
9346 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
9347 | 0 | if (!session) { |
9348 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(gcrp->req_frame))); |
9349 | 0 | if (session) { |
9350 | 0 | add_gtp_session(pinfo->num, session); |
9351 | 0 | } |
9352 | 0 | } |
9353 | |
|
9354 | 0 | if (!is_cause_accepted(last_cause, 2)){ |
9355 | | /* If the cause is not accepted then we have to remove all the session information about its corresponding request */ |
9356 | 0 | remove_frame_info(gcrp->req_frame); |
9357 | 0 | } |
9358 | 0 | } |
9359 | 30 | } |
9360 | 30 | } |
9361 | 263 | return gcrp; |
9362 | 331 | } |
9363 | | |
9364 | | static void |
9365 | | track_gtpv2_session(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, gtpv2_hdr_t * gtpv2_hdr, session_args_t * args) |
9366 | 0 | { |
9367 | 0 | uint32_t session, frame_teid_cp; |
9368 | 0 | proto_item *it; |
9369 | 0 | char *imsi = NULL; |
9370 | | |
9371 | | /* GTP session */ |
9372 | 0 | if (!PINFO_FD_VISITED(pinfo)) { |
9373 | | /* If the message does not have any session ID */ |
9374 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
9375 | 0 | if (!session) { |
9376 | | /* If the message is not a CSESRES, CSESREQ, UBEAREQ, UBEARES, CBEAREQ, CBEARES, MBEAREQ or MBEARES then we remove its information from teid and ip lists */ |
9377 | 0 | if ((gtpv2_hdr->message != GTPV2_CREATE_SESSION_RESPONSE && gtpv2_hdr->message != GTPV2_CREATE_SESSION_REQUEST && gtpv2_hdr->message != GTPV2_UPDATE_BEARER_RESPONSE |
9378 | 0 | && gtpv2_hdr->message != GTPV2_UPDATE_BEARER_REQUEST && gtpv2_hdr->message != GTPV2_CREATE_BEARER_REQUEST && gtpv2_hdr->message != GTPV2_CREATE_BEARER_RESPONSE |
9379 | 0 | && gtpv2_hdr->message != GTPV2_MODIFY_BEARER_REQUEST && gtpv2_hdr->message != GTPV2_MODIFY_BEARER_RESPONSE)) { |
9380 | | /* If the lists are not empty*/ |
9381 | 0 | if (wmem_list_count(args->teid_list) && wmem_list_count(args->ip_list)) { |
9382 | 0 | remove_frame_info(pinfo->num); |
9383 | 0 | } |
9384 | 0 | } |
9385 | |
|
9386 | 0 | if (gtpv2_hdr->message == GTPV2_CREATE_SESSION_REQUEST){ |
9387 | | /* If CPDPCREQ and not already in the list then we create a new session*/ |
9388 | 0 | add_gtp_session(pinfo->num, gtp_session_count); |
9389 | |
|
9390 | 0 | if (args->imsi) { |
9391 | 0 | imsi = wmem_strdup(wmem_file_scope(), args->imsi); |
9392 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(gtp_session_count++), imsi); |
9393 | 0 | } |
9394 | 0 | } |
9395 | 0 | else if (gtpv2_hdr->message != GTPV2_CREATE_SESSION_RESPONSE) { |
9396 | | /* 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 |
9397 | | the corresponding session ID */ |
9398 | | |
9399 | | /* Handle deinterlacing case */ |
9400 | 0 | if(is_deinterlacing_supported(pinfo)) { |
9401 | 0 | conversation_t *conversation; |
9402 | 0 | conversation = find_conversation_strat(pinfo, CONVERSATION_IP, NO_PORT_X, false); |
9403 | |
|
9404 | 0 | if ((get_gtp_session_frame(pinfo->dst, (uint32_t)gtpv2_hdr->teid, conversation->conv_index, &frame_teid_cp, 0) == 1)) { |
9405 | | |
9406 | | /* Then we have to set its session ID */ |
9407 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(frame_teid_cp))); |
9408 | 0 | if (session) { |
9409 | | /* We add the corresponding session to the list so that when a response came we can associate its session ID*/ |
9410 | 0 | add_gtp_session(pinfo->num, session); |
9411 | |
|
9412 | 0 | if (args->imsi) { |
9413 | 0 | imsi = wmem_strdup(wmem_file_scope(), args->imsi); |
9414 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(session), imsi); |
9415 | 0 | } |
9416 | 0 | } |
9417 | 0 | } |
9418 | 0 | else if (gtpv2_hdr->message == GTPV2_MODIFY_BEARER_REQUEST) { |
9419 | | /* If MBEAREQ and not already in the list then we create a new session*/ |
9420 | 0 | add_gtp_session(pinfo->num, gtp_session_count); |
9421 | |
|
9422 | 0 | if (args->imsi) { |
9423 | 0 | imsi = wmem_strdup(wmem_file_scope(), args->imsi); |
9424 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(gtp_session_count++), imsi); |
9425 | 0 | } else { |
9426 | | /* If handover from 5G, look up referenceid from earlier HTTP2 streams */ |
9427 | 0 | static char to_str_back_buf[32]; |
9428 | 0 | #define BACK_PTR (&to_str_back_buf[31]) /* pointer to NUL string terminator */ |
9429 | |
|
9430 | 0 | char* referenceid = uint_to_str_back(BACK_PTR, (uint32_t)gtpv2_hdr->teid); |
9431 | 0 | imsi = http2_get_imsi_from_location(referenceid); |
9432 | 0 | if(imsi) { |
9433 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(gtp_session_count++), imsi); |
9434 | 0 | } |
9435 | 0 | } |
9436 | 0 | } |
9437 | 0 | } |
9438 | | |
9439 | 0 | else { // no deinterlacing supported/asked |
9440 | 0 | if ((get_frame(pinfo->dst, (uint32_t)gtpv2_hdr->teid, &frame_teid_cp) == 1)) { |
9441 | | /* Then we have to set its session ID */ |
9442 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(frame_teid_cp))); |
9443 | 0 | if (session) { |
9444 | | /* We add the corresponding session to the list so that when a response came we can associate its session ID*/ |
9445 | 0 | add_gtp_session(pinfo->num, session); |
9446 | |
|
9447 | 0 | if (args->imsi) { |
9448 | 0 | imsi = wmem_strdup(wmem_file_scope(), args->imsi); |
9449 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(session), imsi); |
9450 | 0 | } |
9451 | 0 | } |
9452 | 0 | } |
9453 | 0 | else if (gtpv2_hdr->message == GTPV2_MODIFY_BEARER_REQUEST) { |
9454 | | /* If MBEAREQ and not already in the list then we create a new session*/ |
9455 | 0 | add_gtp_session(pinfo->num, gtp_session_count); |
9456 | |
|
9457 | 0 | if (args->imsi) { |
9458 | 0 | imsi = wmem_strdup(wmem_file_scope(), args->imsi); |
9459 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(gtp_session_count++), imsi); |
9460 | 0 | } else { |
9461 | | /* If handover from 5G, look up location from earlier HTTP2 streams */ |
9462 | 0 | static char to_str_back_buf[32]; |
9463 | 0 | #define BACK_PTR (&to_str_back_buf[31]) /* pointer to NUL string terminator */ |
9464 | |
|
9465 | 0 | char* location = uint_to_str_back(BACK_PTR, (uint32_t)gtpv2_hdr->teid); |
9466 | 0 | imsi = http2_get_imsi_from_location(location); |
9467 | 0 | if(imsi) { |
9468 | 0 | wmem_map_insert(session_imsi, GUINT_TO_POINTER(gtp_session_count++), imsi); |
9469 | 0 | } |
9470 | 0 | } |
9471 | 0 | } |
9472 | 0 | } |
9473 | 0 | } |
9474 | 0 | } |
9475 | 0 | } |
9476 | |
|
9477 | 0 | if (tree) { |
9478 | 0 | session = GPOINTER_TO_UINT(wmem_map_lookup(session_table, GUINT_TO_POINTER(pinfo->num))); |
9479 | 0 | if (session) { |
9480 | 0 | it = proto_tree_add_uint(tree, hf_gtpv2_session, tvb, 0, 0, session); |
9481 | 0 | proto_item_set_generated(it); |
9482 | |
|
9483 | 0 | imsi = wmem_map_lookup(session_imsi, GUINT_TO_POINTER(session)); |
9484 | 0 | if (imsi) { |
9485 | 0 | add_assoc_imsi_item(tvb, tree, imsi); |
9486 | 0 | } |
9487 | 0 | } |
9488 | 0 | } |
9489 | 0 | } |
9490 | | |
9491 | | void |
9492 | | dissect_gtpv2_ie_common(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, int offset, uint8_t message_type, session_args_t * args, uint8_t parent_ie) |
9493 | 1.20k | { |
9494 | 1.20k | proto_tree *ie_tree; |
9495 | 1.20k | proto_item *ti; |
9496 | 1.20k | tvbuff_t *ie_tvb; |
9497 | 1.20k | uint8_t type, instance; |
9498 | 1.20k | uint16_t length; |
9499 | 1.20k | int i, remaining_length, msg_length; |
9500 | 1.20k | unsigned info_elem; |
9501 | | /* |
9502 | | * Octets 8 7 6 5 4 3 2 1 |
9503 | | * 1 Type |
9504 | | * 2-3 Length = n |
9505 | | * 4 CR Spare Instance |
9506 | | * 5-(n+4) IE specific data |
9507 | | */ |
9508 | 1.20k | msg_length = (int)tvb_reported_length(tvb); |
9509 | 6.11k | while (offset < msg_length) { |
9510 | | /* Get the type and length */ |
9511 | 5.20k | remaining_length = msg_length - offset; |
9512 | 5.20k | if (remaining_length < 3) { |
9513 | 14 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, offset, remaining_length, |
9514 | 14 | "Not enough data left for IE and length, %i bytes", remaining_length); |
9515 | 14 | return; |
9516 | 14 | } |
9517 | 5.18k | type = tvb_get_uint8(tvb, offset); |
9518 | 5.18k | length = tvb_get_ntohs(tvb, offset + 1); |
9519 | 5.18k | remaining_length = remaining_length -4; |
9520 | 5.18k | if (remaining_length < length) { |
9521 | 277 | proto_tree_add_expert_format(tree, pinfo, &ei_gtpv2_ie_len_invalid, tvb, offset+4, remaining_length, |
9522 | 277 | "Less data left than indicated by length %u, remaining length %i", length, remaining_length); |
9523 | | /* Octet 1 */ |
9524 | 277 | proto_tree_add_item(tree, hf_gtpv2_ie, tvb, offset, 1, ENC_BIG_ENDIAN); |
9525 | 277 | offset += 1; |
9526 | | |
9527 | | /*Octet 2 - 3 */ |
9528 | 277 | proto_tree_add_item(tree, hf_gtpv2_ie_len, tvb, offset, 2, ENC_BIG_ENDIAN); |
9529 | 277 | return; |
9530 | 277 | } |
9531 | 4.91k | ie_tree = proto_tree_add_subtree_format(tree, tvb, offset, 4 + length, ett_gtpv2_ies[type], &ti, "%s: ", |
9532 | 4.91k | val_to_str_ext_const(type, >pv2_element_type_vals_ext, "Unknown")); |
9533 | | |
9534 | | /* Octet 1 */ |
9535 | 4.91k | proto_tree_add_item(ie_tree, hf_gtpv2_ie, tvb, offset, 1, ENC_BIG_ENDIAN); |
9536 | 4.91k | offset += 1; |
9537 | | |
9538 | | /*Octet 2 - 3 */ |
9539 | 4.91k | proto_tree_add_item(ie_tree, hf_gtpv2_ie_len, tvb, offset, 2, ENC_BIG_ENDIAN); |
9540 | 4.91k | offset += 2; |
9541 | | |
9542 | | /* ch8.120 breaks the format described in ch8.2.1 */ |
9543 | 4.91k | if (type == GTPV2_IE_MON_EVENT_INF) { |
9544 | 2 | instance = tvb_get_uint8(tvb, offset) & 0x0f; |
9545 | 4.90k | } else { |
9546 | | /* CR Spare Instance Octet 4*/ |
9547 | 4.90k | proto_tree_add_item(ie_tree, hf_gtpv2_cr, tvb, offset, 1, ENC_BIG_ENDIAN); |
9548 | | |
9549 | 4.90k | instance = tvb_get_uint8(tvb, offset) & 0x0f; |
9550 | 4.90k | proto_tree_add_item(ie_tree, hf_gtpv2_instance, tvb, offset, 1, ENC_BIG_ENDIAN); |
9551 | | |
9552 | | /* Add Info element on IE types with multiple instances in same group */ |
9553 | 4.90k | if (tree && message_type > 0) { |
9554 | | /* XXX - This has 250+ entries and should really be a different |
9555 | | * data structure, perhaps lazily creating a table. */ |
9556 | 1.04M | for (info_elem = 0; info_elem < NUM_GTPV2_IE_INFO_ELEM_INSTANCES; info_elem++) { |
9557 | 1.04M | if (gtpv2_information_element_instance_vals[info_elem].message_type == message_type && |
9558 | 9.14k | gtpv2_information_element_instance_vals[info_elem].parent_ie == parent_ie && |
9559 | 7.41k | gtpv2_information_element_instance_vals[info_elem].type == type && |
9560 | 109 | gtpv2_information_element_instance_vals[info_elem].instance == instance) |
9561 | 39 | { |
9562 | 39 | proto_item_append_text(ie_tree, "%s: ", gtpv2_information_element_instance_vals[info_elem].info_element); |
9563 | 39 | break; |
9564 | 39 | } |
9565 | 1.04M | } |
9566 | 3.93k | } |
9567 | 4.90k | offset++; |
9568 | 4.90k | } |
9569 | | |
9570 | | /* TODO: call IE dissector here */ |
9571 | 4.91k | if (type == GTPV2_IE_RESERVED) { |
9572 | | /* Treat IE type zero special as type zero is used to end the loop in the else branch */ |
9573 | 2.94k | expert_add_info(pinfo, ti, &ei_gtpv2_ie); |
9574 | 2.94k | } else { |
9575 | 1.96k | i = -1; |
9576 | | /* Loop over the IE dissector list to se if we find an entry; |
9577 | | the last entry will have ie_type=0 breaking the loop */ |
9578 | 156k | while (gtpv2_ies[++i].ie_type) { |
9579 | 156k | if (gtpv2_ies[i].ie_type == type) |
9580 | 1.48k | break; |
9581 | 156k | } |
9582 | | /* Just give the IE dissector the IE */ |
9583 | 1.96k | ie_tvb = tvb_new_subset_remaining(tvb, offset); |
9584 | 1.96k | (*gtpv2_ies[i].decode) (ie_tvb, pinfo , ie_tree, ti, length, message_type, instance, args); |
9585 | 1.96k | } |
9586 | | |
9587 | | /* ch8.120 breaks the format described in ch8.2.1 */ |
9588 | 4.91k | if (type == GTPV2_IE_MON_EVENT_INF) { |
9589 | 0 | offset++; |
9590 | 0 | } |
9591 | | |
9592 | 4.91k | offset += length; |
9593 | 4.91k | } |
9594 | 1.20k | } |
9595 | | |
9596 | | static int |
9597 | | // NOLINTNEXTLINE(misc-no-recursion) |
9598 | | dissect_gtpv2(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void* data _U_) |
9599 | 1.18k | { |
9600 | 1.18k | proto_tree *gtpv2_tree; |
9601 | 1.18k | proto_item *ti; |
9602 | 1.18k | uint8_t message_type, t_flag, p_flag, mp_flag, cause_aux; |
9603 | 1.18k | int offset = 0; |
9604 | 1.18k | uint16_t msg_length; |
9605 | 1.18k | tvbuff_t *msg_tvb; |
9606 | 1.18k | uint32_t seq_no = 0; |
9607 | 1.18k | conversation_t *conversation; |
9608 | 1.18k | gtpv2_conv_info_t *gtpv2_info; |
9609 | 1.18k | session_args_t *args = NULL; |
9610 | 1.18k | gtpv2_hdr_t * gtpv2_hdr = NULL; |
9611 | 1.18k | gtpv2_msg_hash_t *gcrp = NULL; |
9612 | 1.18k | uint64_t gtpv2_hdr_flags; |
9613 | | |
9614 | 1.18k | static int * const gtpv2_flags[] = { |
9615 | 1.18k | &hf_gtpv2_version, |
9616 | 1.18k | &hf_gtpv2_p, |
9617 | 1.18k | &hf_gtpv2_t, |
9618 | 1.18k | &hf_gtpv2_mp, |
9619 | 1.18k | NULL |
9620 | 1.18k | }; |
9621 | | |
9622 | 1.18k | gtpv2_hdr = wmem_new0(pinfo->pool, gtpv2_hdr_t); |
9623 | | |
9624 | | /* Setting the TEID to -1 to say that the TEID is not valid for this packet */ |
9625 | 1.18k | gtpv2_hdr->teid = -1; |
9626 | | |
9627 | | /* Currently we get called from the GTP dissector no need to check the version */ |
9628 | 1.18k | col_set_str(pinfo->cinfo, COL_PROTOCOL, "GTPv2"); |
9629 | 1.18k | col_clear(pinfo->cinfo, COL_INFO); |
9630 | | |
9631 | | /* message type is in octet 2 */ |
9632 | 1.18k | message_type = tvb_get_uint8(tvb, 1); |
9633 | 1.18k | col_set_str(pinfo->cinfo, COL_INFO, val_to_str_ext_const(message_type, >pv2_message_type_vals_ext, "Unknown")); |
9634 | | |
9635 | | |
9636 | 1.18k | msg_length = tvb_get_ntohs(tvb, offset + 2); |
9637 | 1.18k | ti = proto_tree_add_item(tree, proto_gtpv2, tvb, offset, msg_length + 4, ENC_NA); |
9638 | 1.18k | gtpv2_tree = proto_item_add_subtree(ti, ett_gtpv2); |
9639 | | |
9640 | 1.18k | if (g_gtp_session) { |
9641 | 0 | args = wmem_new0(pinfo->pool, session_args_t); |
9642 | 0 | args->last_cause = 16; /* It stores the last cause decoded. Cause accepted by default */ |
9643 | | /* We create the auxiliary lists */ |
9644 | 0 | args->teid_list = wmem_list_new(pinfo->pool); |
9645 | 0 | args->ip_list = wmem_list_new(pinfo->pool); |
9646 | 0 | } |
9647 | | |
9648 | | /* |
9649 | | * Do we have a conversation for this connection? |
9650 | | */ |
9651 | 1.18k | conversation = find_conversation_strat(pinfo, CONVERSATION_IP, NO_PORT_X, false); |
9652 | 1.18k | if(conversation == NULL) { |
9653 | | // XXX - very unlikely this is needed as we're carried over IP |
9654 | 33 | conversation = conversation_new_strat(pinfo, CONVERSATION_IP, NO_PORTS); |
9655 | 33 | } |
9656 | | |
9657 | | /* |
9658 | | * Do we already know this conversation? |
9659 | | */ |
9660 | 1.18k | gtpv2_info = (gtpv2_conv_info_t *)conversation_get_proto_data(conversation, proto_gtpv2); |
9661 | 1.18k | if (gtpv2_info == NULL) { |
9662 | | /* No. Attach that information to the conversation, and add |
9663 | | * it to the list of information structures. |
9664 | | */ |
9665 | 102 | gtpv2_info = wmem_new(wmem_file_scope(), gtpv2_conv_info_t); |
9666 | | /*Request/response matching tables*/ |
9667 | 102 | gtpv2_info->matched = wmem_map_new(wmem_file_scope(), gtpv2_sn_hash, gtpv2_sn_equal_matched); |
9668 | 102 | gtpv2_info->unmatched = wmem_map_new(wmem_file_scope(), gtpv2_sn_hash, gtpv2_sn_equal_unmatched); |
9669 | | |
9670 | 102 | conversation_add_proto_data(conversation, proto_gtpv2, gtpv2_info); |
9671 | 102 | } |
9672 | | |
9673 | | /* Control Plane GTP uses a variable length header. Control Plane GTP header |
9674 | | * length shall be a multiple of 4 octets. |
9675 | | * Figure 5.1-1 illustrates the format of the GTPv2-C Header. |
9676 | | * Bits 8 7 6 5 4 3 2 1 |
9677 | | * Octets 1 Version P T Spare Spare Spare |
9678 | | * 2 Message Type |
9679 | | * 3 Message Length (1st Octet) |
9680 | | * 4 Message Length (2nd Octet) |
9681 | | * m-k(m+3) If T flag is set to 1, then TEID shall be placed into octets 5-8. |
9682 | | * Otherwise, TEID field is not present at all. |
9683 | | * n-(n+2) Sequence Number |
9684 | | * (n+3) Spare |
9685 | | * Figure 5.1-1: General format of GTPv2 Header for Control Plane |
9686 | | */ |
9687 | | |
9688 | | /* 5.4 EPC specific GTP-C header |
9689 | | * Bits 8 7 6 5 4 3 2 1 |
9690 | | * Octets 1 Version P T=1 MP Spare Spare |
9691 | | * 2 Message Type |
9692 | | * 3 Message Length (1st Octet) |
9693 | | * 4 Message Length (2nd Octet) |
9694 | | * 5 Tunnel Endpoint Identifier (1st Octet) |
9695 | | * 6 Tunnel Endpoint Identifier (2nd Octet) |
9696 | | * 7 Tunnel Endpoint Identifier (3rd Octet) |
9697 | | * 8 Tunnel Endpoint Identifier (4th Octet) |
9698 | | * 9 Sequence Number (1st Octet) |
9699 | | * 10 Sequence Number (2nd Octet) |
9700 | | * 11 Sequence Number (3rd Octet) |
9701 | | * 12 Message Priority Spare |
9702 | | */ |
9703 | | |
9704 | | /* Octet 1 */ |
9705 | 1.18k | proto_tree_add_bitmask_with_flags_ret_uint64(gtpv2_tree, tvb, offset, hf_gtpv2_flags, |
9706 | 1.18k | ett_gtpv2_flags, gtpv2_flags, ENC_BIG_ENDIAN, BMT_NO_FALSE | BMT_NO_INT, >pv2_hdr_flags); |
9707 | | |
9708 | 1.18k | gtpv2_hdr->flags = (uint8_t)gtpv2_hdr_flags; |
9709 | 1.18k | p_flag = (gtpv2_hdr->flags & 0x10) >> 4; |
9710 | 1.18k | t_flag = (gtpv2_hdr->flags & 0x08) >> 3; |
9711 | 1.18k | mp_flag = (gtpv2_hdr->flags & 0x04) >> 2; |
9712 | | |
9713 | 1.18k | offset += 1; |
9714 | | |
9715 | | /* Octet 2 */ |
9716 | 1.18k | gtpv2_hdr->message = tvb_get_uint8(tvb, offset); |
9717 | 1.18k | proto_tree_add_uint(gtpv2_tree, hf_gtpv2_message_type, tvb, offset, 1, gtpv2_hdr->message); |
9718 | 1.18k | offset += 1; |
9719 | | /* Octet 3 - 4 */ |
9720 | 1.18k | gtpv2_hdr->length = tvb_get_ntohs(tvb, offset); |
9721 | 1.18k | proto_tree_add_uint(gtpv2_tree, hf_gtpv2_msg_length, tvb, offset, 2, gtpv2_hdr->length); |
9722 | 1.18k | offset += 2; |
9723 | | |
9724 | 1.18k | if (t_flag) { |
9725 | | /* Tunnel Endpoint Identifier 4 octets */ |
9726 | 434 | gtpv2_hdr->teid = tvb_get_ntohl(tvb, offset); |
9727 | 434 | proto_tree_add_uint(gtpv2_tree, hf_gtpv2_teid, tvb, offset, 4, (uint32_t)gtpv2_hdr->teid); |
9728 | 434 | offset += 4; |
9729 | 434 | } |
9730 | | /* Sequence Number 3 octets */ |
9731 | 1.18k | proto_tree_add_item_ret_uint(gtpv2_tree, hf_gtpv2_seq, tvb, offset, 3, ENC_BIG_ENDIAN, &seq_no); |
9732 | 1.18k | offset += 3; |
9733 | | |
9734 | | /* Spare 1 octet or if the "MP" flag is set to "1", |
9735 | | * then bits 8 to 5 of octet 12 shall indicate the message priority. |
9736 | | */ |
9737 | 1.18k | if (mp_flag) { |
9738 | | /* Bits 8 to 5 of octet 12 shall be encoded as the binary value of the Message Priority |
9739 | | * and it may take any value between 0 and 15, where 0 corresponds to the highest priority |
9740 | | * and 15 the lowest priority. |
9741 | | */ |
9742 | 737 | proto_tree_add_item(gtpv2_tree, hf_gtpv2_msg_prio, tvb, offset, 1, ENC_BIG_ENDIAN); |
9743 | 737 | }else{ |
9744 | 445 | proto_tree_add_item(gtpv2_tree, hf_gtpv2_spare, tvb, offset, 1, ENC_BIG_ENDIAN); |
9745 | 445 | } |
9746 | 1.18k | offset += 1; |
9747 | | |
9748 | 1.18k | if (p_flag) { |
9749 | 962 | msg_tvb = tvb_new_subset_length(tvb, 0, msg_length + 4); |
9750 | 962 | dissect_gtpv2_ie_common(msg_tvb, pinfo, gtpv2_tree, offset, message_type, args, 0); |
9751 | 962 | } else { |
9752 | 220 | dissect_gtpv2_ie_common(tvb, pinfo, gtpv2_tree, offset, message_type, args, 0); |
9753 | 220 | } |
9754 | | /*Use sequence number to track Req/Resp pairs*/ |
9755 | 1.18k | cause_aux = 16; /* Cause accepted by default. Only used when args is NULL */ |
9756 | 1.18k | if (args && !PINFO_FD_VISITED(pinfo)) { |
9757 | | /* We insert the lists inside the table*/ |
9758 | 0 | if(is_deinterlacing_supported(pinfo)) { |
9759 | 0 | fill_map(args->teid_list, args->ip_list, pinfo->num, conversation->conv_index, 0); |
9760 | 0 | } |
9761 | 0 | else { |
9762 | | // no deinterlacing supported/asked |
9763 | 0 | fill_map(args->teid_list, args->ip_list, pinfo->num, 0, 1); |
9764 | 0 | } |
9765 | 0 | cause_aux = args->last_cause; |
9766 | 0 | } |
9767 | 1.18k | gcrp = gtpv2_match_response(tvb, pinfo, gtpv2_tree, seq_no, message_type, gtpv2_info, cause_aux); |
9768 | 1.18k | if (gcrp) { |
9769 | 30 | tap_queue_packet(gtpv2_tap, pinfo, gcrp); |
9770 | 30 | } |
9771 | 1.18k | if (args) { |
9772 | 0 | track_gtpv2_session(tvb, pinfo, gtpv2_tree, gtpv2_hdr, args); |
9773 | 0 | } |
9774 | | |
9775 | | /* Bit 5 represents a "P" flag. If the "P" flag is set to "0", |
9776 | | * no piggybacked message shall be present. If the "P" flag is set to "1", |
9777 | | * then another GTPv2-C message with its own header and body shall be present |
9778 | | * at the end of the current message. |
9779 | | */ |
9780 | 1.18k | if (p_flag) { |
9781 | 166 | tvbuff_t *new_p_tvb; |
9782 | | /* Octets 3 to 4 represent the Length field. This field shall indicate the |
9783 | | * length of the message in octets excluding the |
9784 | | * mandatory part of the GTP-C header (the first 4 octets). |
9785 | | */ |
9786 | 166 | new_p_tvb = tvb_new_subset_remaining(tvb, msg_length + 4); |
9787 | 166 | col_append_str(pinfo->cinfo, COL_INFO, " / "); |
9788 | 166 | col_set_fence(pinfo->cinfo, COL_INFO); |
9789 | 166 | increment_dissection_depth(pinfo); |
9790 | 166 | dissect_gtpv2(new_p_tvb, pinfo, tree, NULL); |
9791 | 166 | decrement_dissection_depth(pinfo); |
9792 | 166 | } |
9793 | | |
9794 | 1.18k | return tvb_captured_length(tvb); |
9795 | 1.18k | } |
9796 | | |
9797 | | void proto_register_gtpv2(void) |
9798 | 14 | { |
9799 | 14 | unsigned i, last_offset; |
9800 | | |
9801 | 14 | static hf_register_info hf_gtpv2[] = { |
9802 | 14 | { &hf_gtpv2_response_in, |
9803 | 14 | { "Response In", "gtpv2.response_in", |
9804 | 14 | FT_FRAMENUM, BASE_NONE, FRAMENUM_TYPE(FT_FRAMENUM_RESPONSE), 0x0, |
9805 | 14 | "The response to this GTP request is in this frame", HFILL } |
9806 | 14 | }, |
9807 | 14 | { &hf_gtpv2_response_to, |
9808 | 14 | { "Response To", "gtpv2.response_to", |
9809 | 14 | FT_FRAMENUM, BASE_NONE, FRAMENUM_TYPE(FT_FRAMENUM_REQUEST), 0x0, |
9810 | 14 | "This is a response to the GTP request in this frame", HFILL } |
9811 | 14 | }, |
9812 | 14 | { &hf_gtpv2_response_time, |
9813 | 14 | { "Response Time", "gtpv2.response_time", |
9814 | 14 | FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0, |
9815 | 14 | "The time between the Request and the Response", HFILL } |
9816 | 14 | }, |
9817 | 14 | { &hf_gtpv2_spare_half_octet, |
9818 | 14 | {"Spare half octet", "gtpv2.spare_half_octet", |
9819 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
9820 | 14 | NULL, HFILL } |
9821 | 14 | }, |
9822 | 14 | { &hf_gtpv2_spare_bits, |
9823 | 14 | {"Spare bit(s)", "gtpv2.spare_bits", |
9824 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
9825 | 14 | NULL, HFILL } |
9826 | 14 | }, |
9827 | | //{ &hf_gtpv2_spare_b7_b1, |
9828 | | // {"Spare bit(s)", "gtpv2.spare_b7_b1", |
9829 | | // FT_UINT8, BASE_DEC, NULL, 0xfe, |
9830 | | // NULL, HFILL } |
9831 | | //}, |
9832 | 14 | { &hf_gtpv2_spare_b7_b2, |
9833 | 14 | { "Spare", "gtpv2.spare.b7_b2", |
9834 | 14 | FT_UINT8, BASE_HEX, NULL, 0xfc, |
9835 | 14 | NULL, HFILL } |
9836 | 14 | }, |
9837 | 14 | { &hf_gtpv2_spare_b7_b3, |
9838 | 14 | {"Spare bit(s)", "gtpv2.spare_b7_b3", |
9839 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf8, |
9840 | 14 | NULL, HFILL } |
9841 | 14 | }, |
9842 | 14 | { &hf_gtpv2_spare_b7_b4, |
9843 | 14 | { "Spare", "gtpv2.spare.b7_b4", |
9844 | 14 | FT_UINT8, BASE_HEX, NULL, 0xf0, |
9845 | 14 | NULL, HFILL } |
9846 | 14 | }, |
9847 | 14 | { &hf_gtpv2_spare_b7_b5, |
9848 | 14 | { "Spare", "gtpv2.spare.b7_b5", |
9849 | 14 | FT_UINT8, BASE_HEX, NULL, 0xe0, |
9850 | 14 | NULL, HFILL } |
9851 | 14 | }, |
9852 | 14 | {&hf_gtpv2_flags, |
9853 | 14 | {"Flags", "gtpv2.flags", |
9854 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
9855 | 14 | NULL, HFILL} |
9856 | 14 | }, |
9857 | 14 | {&hf_gtpv2_version, |
9858 | 14 | {"Version", "gtpv2.version", |
9859 | 14 | FT_UINT8, BASE_DEC, NULL, 0xe0, |
9860 | 14 | NULL, HFILL} |
9861 | 14 | }, |
9862 | 14 | {&hf_gtpv2_p, |
9863 | 14 | {"Piggybacking flag (P)", "gtpv2.p", |
9864 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
9865 | 14 | "If Piggybacked message is present or not", HFILL} |
9866 | 14 | }, |
9867 | 14 | { &hf_gtpv2_t, |
9868 | 14 | {"TEID flag (T)", "gtpv2.t", |
9869 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
9870 | 14 | "If TEID field is present or not", HFILL} |
9871 | 14 | }, |
9872 | 14 | { &hf_gtpv2_mp, |
9873 | 14 | {"Message Priority(MP)", "gtpv2.mp", |
9874 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
9875 | 14 | "If Message Priority field is present or not", HFILL} |
9876 | 14 | }, |
9877 | 14 | { &hf_gtpv2_message_type, |
9878 | 14 | {"Message Type", "gtpv2.message_type", |
9879 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_message_type_vals_ext, 0x0, |
9880 | 14 | NULL, HFILL} |
9881 | 14 | }, |
9882 | 14 | { &hf_gtpv2_msg_length, |
9883 | 14 | {"Message Length", "gtpv2.msg_length", |
9884 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
9885 | 14 | NULL, HFILL} |
9886 | 14 | }, |
9887 | 14 | { &hf_gtpv2_teid, |
9888 | 14 | {"Tunnel Endpoint Identifier", "gtpv2.teid", |
9889 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0x0, |
9890 | 14 | "TEID", HFILL} |
9891 | 14 | }, |
9892 | 14 | { &hf_gtpv2_seq, |
9893 | 14 | {"Sequence Number", "gtpv2.seq", |
9894 | 14 | FT_UINT24, BASE_HEX_DEC, NULL, 0x0, |
9895 | 14 | "SEQ", HFILL} |
9896 | 14 | }, |
9897 | 14 | { &hf_gtpv2_msg_prio, |
9898 | 14 | {"Message Priority", "gtpv2.mp", |
9899 | 14 | FT_UINT8, BASE_HEX_DEC, NULL, 0xf0, |
9900 | 14 | NULL, HFILL} |
9901 | 14 | }, |
9902 | 14 | { &hf_gtpv2_spare, |
9903 | 14 | {"Spare", "gtpv2.spare", |
9904 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
9905 | 14 | NULL, HFILL} |
9906 | 14 | }, |
9907 | 14 | { &hf_gtpv2_spare_w0, |
9908 | 14 | { "Spare", "gtpv2.spare.w0", |
9909 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
9910 | 14 | NULL, HFILL } |
9911 | 14 | }, |
9912 | 14 | { &hf_gtpv2_ie, |
9913 | 14 | {"IE Type", "gtpv2.ie_type", |
9914 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_element_type_vals_ext, 0x0, |
9915 | 14 | NULL, HFILL} |
9916 | 14 | }, |
9917 | 14 | { &hf_gtpv2_ie_len, |
9918 | 14 | {"IE Length", "gtpv2.ie_len", |
9919 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
9920 | 14 | "length of the information element excluding the first four octets", HFILL} |
9921 | 14 | }, |
9922 | 14 | { &hf_gtpv2_cr, |
9923 | 14 | {"CR flag", "gtpv2.cr", |
9924 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf0, /* SRVCC */ |
9925 | 14 | NULL, HFILL} |
9926 | 14 | }, |
9927 | 14 | { &hf_gtpv2_instance, |
9928 | 14 | {"Instance", "gtpv2.instance", |
9929 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
9930 | 14 | NULL, HFILL} |
9931 | 14 | }, |
9932 | 14 | { &hf_gtpv2_ipv4_addr, |
9933 | 14 | {"IPv4 Address", "gtpv2.ipv4_addr", |
9934 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
9935 | 14 | NULL, HFILL} |
9936 | 14 | }, |
9937 | 14 | { &hf_gtpv2_cause, |
9938 | 14 | {"Cause", "gtpv2.cause", |
9939 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_cause_vals_ext, 0x0, |
9940 | 14 | NULL, HFILL} |
9941 | 14 | }, |
9942 | 14 | {&hf_gtpv2_cause_cs, |
9943 | 14 | {"CS (Cause Source)", "gtpv2.cs", |
9944 | 14 | FT_BOOLEAN, 8, TFS(>pv2_cause_cs), 0x01, |
9945 | 14 | NULL, HFILL} |
9946 | 14 | }, |
9947 | 14 | { &hf_gtpv2_cause_bce, |
9948 | 14 | {"BCE (Bearer Context IE Error)", "gtpv2.bce", |
9949 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
9950 | 14 | NULL, HFILL} |
9951 | 14 | }, |
9952 | 14 | { &hf_gtpv2_cause_pce, |
9953 | 14 | {"PCE (PDN Connection IE Error)", "gtpv2.pce", |
9954 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
9955 | 14 | NULL, HFILL} |
9956 | 14 | }, |
9957 | 14 | { &hf_gtpv2_cause_off_ie_t, |
9958 | 14 | {"Type of the offending IE", "gtpv2.cause_off_ie_t", |
9959 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_element_type_vals_ext, 0x0, |
9960 | 14 | NULL, HFILL} |
9961 | 14 | }, |
9962 | 14 | { &hf_gtpv2_rec, |
9963 | 14 | {"Restart Counter", "gtpv2.rec", |
9964 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
9965 | 14 | NULL, HFILL} |
9966 | 14 | }, |
9967 | | /*Start SRVCC Messages*/ |
9968 | 14 | { &hf_gtpv2_stn_sr, |
9969 | 14 | {"STN-SR", "gtpv2.stn_sr", |
9970 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
9971 | 14 | NULL, HFILL} |
9972 | 14 | }, |
9973 | 14 | { &hf_gtpv2_len_trans_con, |
9974 | 14 | {"Length of the Transparent Container", "gtpv2.len_trans_con", |
9975 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
9976 | 14 | NULL, HFILL} |
9977 | 14 | }, |
9978 | 14 | { &hf_gtpv2_eksi, |
9979 | 14 | {"eKSI", "gtpv2.eksi", |
9980 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
9981 | 14 | NULL, HFILL} |
9982 | 14 | }, |
9983 | 14 | { &hf_gtpv2_ck, |
9984 | 14 | {"CK", "gtpv2.ck", |
9985 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
9986 | 14 | NULL, HFILL} |
9987 | 14 | }, |
9988 | 14 | { &hf_gtpv2_ik, |
9989 | 14 | {"IK", "gtpv2.ik", |
9990 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
9991 | 14 | NULL, HFILL} |
9992 | 14 | }, |
9993 | 14 | { &hf_gtpv2_len_ms_classmark2, |
9994 | 14 | {"Length of Mobile Station Classmark2", "gtpv2.len_ms_classmark2", |
9995 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
9996 | 14 | NULL, HFILL} |
9997 | 14 | }, |
9998 | 14 | { &hf_gtpv2_len_ms_classmark3, |
9999 | 14 | {"Length of Mobile Station Classmark3", "gtpv2.len_ms_classmark3", |
10000 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10001 | 14 | NULL, HFILL} |
10002 | 14 | }, |
10003 | 14 | { &hf_gtpv2_len_supp_codec_list, |
10004 | 14 | {"Length of Supported Codec List", "gtpv2.len_supp_codec_list", |
10005 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10006 | 14 | NULL, HFILL} |
10007 | 14 | }, |
10008 | 14 | { &hf_gtpv2_ksi, |
10009 | 14 | {"KSI'cs", "gtpv2.ksi", |
10010 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0F, |
10011 | 14 | NULL, HFILL} |
10012 | 14 | }, |
10013 | 14 | { &hf_gtpv2_cksn, |
10014 | 14 | {"CKSN'", "gtpv2.cksn", |
10015 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10016 | 14 | NULL, HFILL} |
10017 | 14 | }, |
10018 | 14 | { &hf_gtpv2_srvcc_cause, |
10019 | 14 | {"SRVCC Cause", "gtpv2.srvcc_cause", |
10020 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_srvcc_cause_vals_ext, 0x0, |
10021 | 14 | NULL, HFILL} |
10022 | 14 | }, |
10023 | 14 | {&hf_gtpv2_rac, |
10024 | 14 | { "Routing Area Code (RAC)", "gtpv2.rac", |
10025 | 14 | FT_UINT8, BASE_DEC, NULL, 0, |
10026 | 14 | NULL, HFILL} |
10027 | 14 | }, |
10028 | | |
10029 | 14 | { &hf_gtpv2_rnc_id, |
10030 | 14 | {"RNC ID", "gtpv2.rnc_id", |
10031 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
10032 | 14 | NULL, HFILL} |
10033 | 14 | }, |
10034 | 14 | { &hf_gtpv2_ext_rnc_id, |
10035 | 14 | {"Extended RNC-ID", "gtpv2.ext_rnc_id", |
10036 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
10037 | 14 | NULL, HFILL} |
10038 | 14 | }, |
10039 | 14 | { &hf_gtpv2_lac, |
10040 | 14 | { "Location Area Code (LAC)", "gtpv2.lac", |
10041 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x00, |
10042 | 14 | NULL, HFILL } |
10043 | 14 | }, |
10044 | 14 | { &hf_gtpv2_sac, |
10045 | 14 | { "Service Area Code (SAC)", "gtpv2.sac", |
10046 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x00, |
10047 | 14 | NULL, HFILL } |
10048 | 14 | }, |
10049 | 14 | { &hf_gtpv2_tgt_g_cell_id, |
10050 | 14 | {"Cell ID", "gtpv2.tgt_g_cell_id", |
10051 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
10052 | 14 | NULL, HFILL} |
10053 | 14 | }, |
10054 | 14 | {&hf_gtpv2_teid_c, |
10055 | 14 | {"Tunnel Endpoint Identifier for Control Plane(TEID-C)", "gtpv2.teid_c", |
10056 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0x0, |
10057 | 14 | NULL, HFILL} |
10058 | 14 | }, |
10059 | 14 | {&hf_gtpv2_sv_sti, |
10060 | 14 | {"STI (Session Transfer Indicator)", "gtpv2.sv_sti", |
10061 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10062 | 14 | }, |
10063 | 14 | {&hf_gtpv2_sv_ics, |
10064 | 14 | {"ICS (IMS Centralized Service)", "gtpv2.sv_ics", |
10065 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10066 | 14 | }, |
10067 | 14 | {&hf_gtpv2_sv_emind, |
10068 | 14 | {"EmInd(Emergency Indicator)", "gtpv2.sv_emind", |
10069 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10070 | 14 | }, |
10071 | | |
10072 | | /*End SRVCC Messages*/ |
10073 | 14 | {&hf_gtpv2_apn, |
10074 | 14 | {"APN (Access Point Name)", "gtpv2.apn", |
10075 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
10076 | 14 | NULL, HFILL} |
10077 | 14 | }, |
10078 | 14 | {&hf_gtpv2_ambr_up, |
10079 | 14 | {"AMBR Uplink (Aggregate Maximum Bit Rate for Uplink)", "gtpv2.ambr_up", |
10080 | 14 | FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
10081 | 14 | NULL, HFILL} |
10082 | 14 | }, |
10083 | 14 | {&hf_gtpv2_ambr_down, |
10084 | 14 | {"AMBR Downlink (Aggregate Maximum Bit Rate for Downlink)", "gtpv2.ambr_down", |
10085 | 14 | FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
10086 | 14 | NULL, HFILL} |
10087 | 14 | }, |
10088 | 14 | {&hf_gtpv2_ebi, |
10089 | 14 | {"EPS Bearer ID (EBI)", "gtpv2.ebi", |
10090 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
10091 | 14 | NULL, HFILL} |
10092 | 14 | }, |
10093 | 14 | { &hf_gtpv2_ip_address_ipv4, |
10094 | 14 | {"IP address IPv4", "gtpv2.ip_address_ipv4", |
10095 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
10096 | 14 | NULL, HFILL} |
10097 | 14 | }, |
10098 | 14 | { &hf_gtpv2_ip_address_ipv6, |
10099 | 14 | {"IP address IPv6", "gtpv2.ip_address_ipv6", |
10100 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
10101 | 14 | NULL, HFILL} |
10102 | 14 | }, |
10103 | 14 | {&hf_gtpv2_mei, |
10104 | 14 | {"MEI(Mobile Equipment Identity)", "gtpv2.mei", |
10105 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
10106 | 14 | NULL, HFILL} |
10107 | 14 | }, |
10108 | 14 | { &hf_gtpv2_pdn_numbers_nsapi, |
10109 | 14 | {"NSAPI", "gtpv2.pdn_numbers_nsapi", |
10110 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, NULL, HFILL} |
10111 | 14 | }, |
10112 | 14 | { &hf_gtpv2_p_tmsi, |
10113 | 14 | {"Packet TMSI (P-TMSI)", "gtpv2.p_tmsi", |
10114 | 14 | FT_UINT32, BASE_DEC_HEX, NULL, 0x0, NULL, HFILL} |
10115 | 14 | }, |
10116 | 14 | { &hf_gtpv2_p_tmsi_sig, |
10117 | 14 | {"P-TMSI Signature", "gtpv2.p_tmsi_sig", |
10118 | 14 | FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL} |
10119 | 14 | }, |
10120 | 14 | {&hf_gtpv2_daf, |
10121 | 14 | {"DAF (Dual Address Bearer Flag)", "gtpv2.daf", |
10122 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10123 | 14 | }, |
10124 | 14 | {&hf_gtpv2_dtf, |
10125 | 14 | {"DTF (Direct Tunnel Flag)", "gtpv2.dtf", |
10126 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10127 | 14 | }, |
10128 | 14 | {&hf_gtpv2_hi, |
10129 | 14 | {"HI (Handover Indication)", "gtpv2.hi", |
10130 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10131 | 14 | }, |
10132 | 14 | {&hf_gtpv2_dfi, |
10133 | 14 | {"DFI (Direct Forwarding Indication)", "gtpv2.dfi", |
10134 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10135 | 14 | }, |
10136 | 14 | {&hf_gtpv2_oi, |
10137 | 14 | {"OI (Operation Indication)", "gtpv2.oi", |
10138 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10139 | 14 | }, |
10140 | 14 | {&hf_gtpv2_isrsi, |
10141 | 14 | {"ISRSI (Idle mode Signalling Reduction Supported Indication)", "gtpv2.isrsi", |
10142 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10143 | 14 | }, |
10144 | 14 | {&hf_gtpv2_israi, |
10145 | 14 | {"ISRAI (Idle mode Signalling Reduction Activation Indication)", "gtpv2.israi", |
10146 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10147 | 14 | }, |
10148 | 14 | {&hf_gtpv2_sgwci, |
10149 | 14 | {"SGWCI (SGW Change Indication)", "gtpv2.sgwci", |
10150 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10151 | 14 | }, |
10152 | 14 | {&hf_gtpv2_sqci, |
10153 | 14 | {"SQCI (Subscribed QoS Change Indication)", "gtpv2.sqci", |
10154 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10155 | 14 | }, |
10156 | 14 | {&hf_gtpv2_uimsi, |
10157 | 14 | {"UIMSI (Unauthenticated IMSI)", "gtpv2.uimsi", |
10158 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10159 | 14 | }, |
10160 | 14 | {&hf_gtpv2_cfsi, |
10161 | 14 | {"CFSI (Change F-TEID support indication)", "gtpv2.cfsi", |
10162 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10163 | 14 | }, |
10164 | 14 | {&hf_gtpv2_crsi, |
10165 | 14 | {"CRSI (Change Reporting support indication)", "gtpv2.crsi", |
10166 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10167 | 14 | }, |
10168 | 14 | {&hf_gtpv2_ps, |
10169 | 14 | {"PS (Piggybacking Supported)", "gtpv2.ps", |
10170 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10171 | 14 | }, |
10172 | 14 | {&hf_gtpv2_pt, |
10173 | 14 | {"PT (Protocol Type)", "gtpv2.pt", |
10174 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10175 | 14 | }, |
10176 | 14 | {&hf_gtpv2_si, |
10177 | 14 | {"SI (Scope Indication)", "gtpv2.si", |
10178 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10179 | 14 | }, |
10180 | 14 | {&hf_gtpv2_msv, |
10181 | 14 | {"MSV (MS Validated)", "gtpv2.msv", |
10182 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10183 | 14 | }, |
10184 | 14 | {&hf_gtpv2_retloc, |
10185 | 14 | {"RetLoc (Retrieve Location Indication Flag)", "gtpv2.retloc", |
10186 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10187 | 14 | }, |
10188 | 14 | {&hf_gtpv2_pbic, |
10189 | 14 | {"PBIC (Propagate BBAI Information Change)", "gtpv2.pbic", |
10190 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10191 | 14 | }, |
10192 | 14 | {&hf_gtpv2_srni, |
10193 | 14 | {"SRNI (SGW Restoration Needed Indication)", "gtpv2.snri", |
10194 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10195 | 14 | }, |
10196 | 14 | {&hf_gtpv2_s6af, |
10197 | 14 | {"S6AF (Static IPv6 Address Flag)", "gtpv2.s6af", |
10198 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10199 | 14 | }, |
10200 | 14 | {&hf_gtpv2_s4af, |
10201 | 14 | {"S4AF (Static IPv4 Address Flag)", "gtpv2.s4af", |
10202 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10203 | 14 | }, |
10204 | 14 | {&hf_gtpv2_mbmdt, |
10205 | 14 | {"MBMDT (Management Based MDT allowed flag)", "gtpv2.mbmdt", |
10206 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10207 | 14 | }, |
10208 | 14 | {&hf_gtpv2_israu, |
10209 | 14 | {"ISRAU (ISR is activated for the UE)", "gtpv2.israu", |
10210 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10211 | 14 | }, |
10212 | 14 | {&hf_gtpv2_ccrsi, |
10213 | 14 | {"CCRSI (CSG Change Reporting support indication)", "gtpv2.ccrsi", |
10214 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10215 | 14 | }, |
10216 | | |
10217 | 14 | {&hf_gtpv2_cprai, |
10218 | 14 | {"CPRAI (Change of Presence Reporting Area information Indication)", "gtpv2.cprai", |
10219 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10220 | 14 | }, |
10221 | 14 | {&hf_gtpv2_arrl, |
10222 | 14 | {"ARRL (Abnormal Release of Radio Link)", "gtpv2.arrl", |
10223 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10224 | 14 | }, |
10225 | 14 | {&hf_gtpv2_ppof, |
10226 | 14 | {"PPOFF (PDN Pause Off Indication)", "gtpv2.ppof", |
10227 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10228 | 14 | }, |
10229 | 14 | {&hf_gtpv2_ppon_ppei, |
10230 | 14 | {"PPON (PDN Pause On Indication) / PPEI (PDN Pause Enabled Indication)", "gtpv2.ppon_ppei", |
10231 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10232 | 14 | }, |
10233 | 14 | {&hf_gtpv2_ppsi, |
10234 | 14 | {"PPSI (PDN Pause Support Indication)", "gtpv2.ppsi", |
10235 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10236 | 14 | }, |
10237 | 14 | {&hf_gtpv2_csfbi, |
10238 | 14 | {"CSFBI (CSFB Indication)", "gtpv2.csfbi", |
10239 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10240 | 14 | }, |
10241 | 14 | {&hf_gtpv2_clii, |
10242 | 14 | {"CLII (Change of Location Information Indication)", "gtpv2.clii", |
10243 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10244 | 14 | }, |
10245 | 14 | {&hf_gtpv2_cpsr, |
10246 | 14 | {"CPSR (CS to PS SRVCC Indication)", "gtpv2.cpsr", |
10247 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10248 | 14 | }, |
10249 | 14 | {&hf_gtpv2_nsi, |
10250 | 14 | {"NSI (NBIFOM Support Indication)", "gtpv2.nsi", |
10251 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10252 | 14 | }, |
10253 | 14 | {&hf_gtpv2_uasi, |
10254 | 14 | {"UASI (UE Available for Signalling Indication)", "gtpv2.uasi", |
10255 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10256 | 14 | }, |
10257 | 14 | {&hf_gtpv2_dtci, |
10258 | 14 | {"DTCI (Delay Tolerant Connection Indication)", "gtpv2.dtci", |
10259 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10260 | 14 | }, |
10261 | 14 | {&hf_gtpv2_bdwi, |
10262 | 14 | {"BDWI (Buffered DL Data Waiting Indication)", "gtpv2.bdwi", |
10263 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10264 | 14 | }, |
10265 | 14 | {&hf_gtpv2_psci, |
10266 | 14 | {"PSCI (Pending Subscription Change Indication)", "gtpv2.psci", |
10267 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10268 | 14 | }, |
10269 | 14 | {&hf_gtpv2_pcri, |
10270 | 14 | {"PCRI (P-CSCF Restoration Indication)", "gtpv2.pcri", |
10271 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10272 | 14 | }, |
10273 | 14 | {&hf_gtpv2_aosi, |
10274 | 14 | {"AOSI (Associate OCI with SGW node's Identity)", "gtpv2.aosi", |
10275 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10276 | 14 | }, |
10277 | 14 | {&hf_gtpv2_aopi, |
10278 | 14 | {"AOPI (Associate OCI with PGW node's Identity)", "gtpv2.aopi", |
10279 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10280 | 14 | }, |
10281 | 14 | {&hf_gtpv2_roaai, |
10282 | 14 | {"ROAAI (Release Over Any Access Indication)", "gtpv2.roaai", |
10283 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10284 | 14 | }, |
10285 | 14 | {&hf_gtpv2_epcosi, |
10286 | 14 | {"EPCOSI (Extended PCO Support Indication)", "gtpv2.epcosi", |
10287 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10288 | 14 | }, |
10289 | 14 | {&hf_gtpv2_cpopci, |
10290 | 14 | {"CPOPCI (Control Plane Only PDN Connection Indication)", "gtpv2.cpopci", |
10291 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10292 | 14 | }, |
10293 | 14 | {&hf_gtpv2_pmtsmi, |
10294 | 14 | {"PMTSMI (Pending MT Short Message Indication)", "gtpv2.pmtsmi", |
10295 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10296 | 14 | }, |
10297 | 14 | {&hf_gtpv2_s11tf, |
10298 | 14 | {"S11TF (S11-U Tunnel Flag)", "gtpv2.s11tf", |
10299 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10300 | 14 | }, |
10301 | 14 | {&hf_gtpv2_pnsi, |
10302 | 14 | {"PNSI (Pending Network Initiated PDN Connection Signalling Indication)", "gtpv2.pnsi", |
10303 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10304 | 14 | }, |
10305 | 14 | {&hf_gtpv2_unaccsi, |
10306 | 14 | {"UNACCSI (UE Not Authorized Cause Code Support Indication)", "gtpv2.unaccsi", |
10307 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10308 | 14 | }, |
10309 | 14 | {&hf_gtpv2_wpmsi, |
10310 | 14 | {"WPMSI (WLCP PDN Connection Modification Support Indication)", "gtpv2.wpmsi", |
10311 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10312 | 14 | }, |
10313 | 14 | {&hf_gtpv2_5gsnn26, |
10314 | 14 | { "5GSNN26 (5GS Interworking without N26 Indication)", "gtpv2.5gsnn26", |
10315 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL } |
10316 | 14 | }, |
10317 | 14 | {&hf_gtpv2_reprefi, |
10318 | 14 | { "REPREFI (Return Preferred Indication)", "gtpv2.reprefi", |
10319 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL } |
10320 | 14 | }, |
10321 | 14 | {&hf_gtpv2_5gsiwk, |
10322 | 14 | { "5GSIWKI (5GS Interworking Indication)", "gtpv2.5gsiwk", |
10323 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL } |
10324 | 14 | }, |
10325 | 14 | {&hf_gtpv2_eevrsi, |
10326 | 14 | { "EEVRSI (Extended EBI Value Range Support Indication)", "gtpv2.eevrsi", |
10327 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL } |
10328 | 14 | }, |
10329 | 14 | {&hf_gtpv2_ltemui, |
10330 | 14 | { "LTEMUI (LTE-M UE Indication)", "gtpv2.ltemui", |
10331 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL } |
10332 | 14 | }, |
10333 | 14 | {&hf_gtpv2_ltempi, |
10334 | 14 | { "LTEMPI (LTE-M RAT Type reporting to PGW Indication)", "gtpv2.ltempi", |
10335 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL } |
10336 | 14 | }, |
10337 | 14 | {&hf_gtpv2_enbcrsi, |
10338 | 14 | {"ENBCRSI (eNB Change Reporting Support Indication)", "gtpv2.enbcrsi", |
10339 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10340 | 14 | }, |
10341 | 14 | {&hf_gtpv2_tspcmi, |
10342 | 14 | {"TSPCMI (Triggering SGSN Initiated PDP Context Creation/Modification Indication)", "gtpv2.tspcmi", |
10343 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10344 | 14 | }, |
10345 | 14 | {&hf_gtpv2_csrmfi, |
10346 | 14 | { "CSRMFI (Create Session Request Message Forwarded Indication)", "gtpv2.csrmfi", |
10347 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL } |
10348 | 14 | }, |
10349 | 14 | {&hf_gtpv2_mtedtn, |
10350 | 14 | { "MTEDTN (MT-EDT Not Applicable)", "gtpv2.mtedtn", |
10351 | 14 | FT_BOOLEAN, 8, TFS(&tfs_applicable_not_applicable), 0x40, NULL, HFILL } |
10352 | 14 | }, |
10353 | | |
10354 | 14 | {&hf_gtpv2_mtedta, |
10355 | 14 | { "MTEDTA (MT-EDT Applicable)", "gtpv2.mtedta", |
10356 | 14 | FT_BOOLEAN, 8, TFS(&tfs_applicable_not_applicable), 0x20, NULL, HFILL } |
10357 | 14 | }, |
10358 | | |
10359 | 14 | {&hf_gtpv2_n5gnmi, |
10360 | 14 | { "N5GNMI (No 5GS N26 Mobility Indication)", "gtpv2.n5gnmi", |
10361 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL } |
10362 | 14 | }, |
10363 | 14 | { &hf_gtpv2_5gcnrs, |
10364 | 14 | { "5GCNRS (5GC Not Restricted Support)", "gtpv2.5gcnrs", |
10365 | 14 | FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x08, NULL, HFILL } |
10366 | 14 | }, |
10367 | 14 | { &hf_gtpv2_5gcnri, |
10368 | 14 | { "5GCNRI (5GC Not Restricted Indication)", "gtpv2.5gcnri", |
10369 | 14 | FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x04, NULL, HFILL } |
10370 | 14 | }, |
10371 | 14 | { &hf_gtpv2_5srhoi, |
10372 | 14 | { "5SRHOI (5G-SRVCC HO Indication)", "gtpv2.5srhoi", |
10373 | 14 | FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x02, NULL, HFILL } |
10374 | 14 | }, |
10375 | 14 | { &hf_gtpv2_ethpdn, |
10376 | 14 | {"ETHPDN (Ethernet PDN Support Indication)", "gtpv2.ethpdn", |
10377 | 14 | FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x01, NULL, HFILL} |
10378 | 14 | }, |
10379 | 14 | { &hf_gtpv2_nspusi, |
10380 | 14 | {"NSPUSI (Notify Start of Pause of Charging via User plane Support Indication)", "gtpv2.nspusi", |
10381 | 14 | FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL} |
10382 | 14 | }, |
10383 | 14 | { &hf_gtpv2_pgwrnsi, |
10384 | 14 | {"PGWRNSI (PGW Redirection due to mismatch with Network Slice subscribed by UE Support Indication)", "gtpv2.pgwrnsi", |
10385 | 14 | FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL} |
10386 | 14 | }, |
10387 | 14 | { &hf_gtpv2_rppcsi, |
10388 | 14 | {"RPPCSI (Restoration of PDN connections after an PGW-C/SMF change Support Indication)", "gtpv2.rppcsi", |
10389 | 14 | FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL} |
10390 | 14 | }, |
10391 | 14 | { &hf_gtpv2_pgwchi, |
10392 | 14 | {"PGWCHI (PGW CHange Indication)", "gtpv2.pgwchi", |
10393 | 14 | FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL} |
10394 | 14 | }, |
10395 | 14 | { &hf_gtpv2_sissme, |
10396 | 14 | {"SISSME (Same IWK-SCEF Selected for Monitoring Event Indication)", "gtpv2.sissme", |
10397 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10398 | 14 | }, |
10399 | 14 | { &hf_gtpv2_nsenbi, |
10400 | 14 | {"NSENBI (Notify Source eNodeB Indication)", "gtpv2.nsenbi", |
10401 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10402 | 14 | }, |
10403 | 14 | { &hf_gtpv2_idfupf, |
10404 | 14 | {"IDFUPF (Indirect Data Forwarding with UPF Indication)", "gtpv2.idfupf", |
10405 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10406 | 14 | }, |
10407 | 14 | { &hf_gtpv2_emci, |
10408 | 14 | {"EMCI (Emergency PDU Session Indication)", "gtpv2.emci", |
10409 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10410 | 14 | }, |
10411 | 14 | { &hf_gtpv2_lapcosi, |
10412 | 14 | {"LAPCOSI (Large Additional Protocol Configuration Options Support Indication)", "gtpv2.lapcosi", |
10413 | 14 | FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL} |
10414 | 14 | }, |
10415 | 14 | { &hf_gtpv2_ltemsai, |
10416 | 14 | {"LTEMSAI (LTE-M Satellite Access Indication)", "gtpv2.ltemsai", |
10417 | 14 | FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL} |
10418 | 14 | }, |
10419 | 14 | { &hf_gtpv2_srtpi, |
10420 | 14 | {"SRTPI (Satellite RAT Type reporting to PGW Indication)", "gtpv2.srtpi", |
10421 | 14 | FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL} |
10422 | 14 | }, |
10423 | 14 | { &hf_gtpv2_upipsi, |
10424 | 14 | {"UPIPSI (User Plane Integrity Protection Support Indication)", "gtpv2.upipsi", |
10425 | 14 | FT_BOOLEAN, 8, NULL, 0x01, NULL, HFILL} |
10426 | 14 | }, |
10427 | | |
10428 | | |
10429 | 14 | { &hf_gtpv2_pdn_type, |
10430 | 14 | {"PDN Type", "gtpv2.pdn_type", |
10431 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_pdn_type_vals_ext, 0x07, |
10432 | 14 | NULL, HFILL} |
10433 | 14 | }, |
10434 | | #if 0 |
10435 | | { &hf_gtpv2_tra_info, |
10436 | | {"Trace ID", "gtpv2.tra_info", |
10437 | | FT_STRING, BASE_NONE, NULL, 0x0, |
10438 | | NULL, HFILL} |
10439 | | }, |
10440 | | #endif |
10441 | 14 | { &hf_gtpv2_tra_info_msc_momt_calls, |
10442 | 14 | {"MO and MT calls", "gtpv2.tra_info_msc_momt_calls", |
10443 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10444 | 14 | "MSC Server", HFILL} |
10445 | 14 | }, |
10446 | 14 | { &hf_gtpv2_tra_info_msc_momt_sms, |
10447 | 14 | {"MO and MT SMS", "gtpv2.tra_info_msc_momt_sms", |
10448 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10449 | 14 | "MSC Server", HFILL} |
10450 | 14 | }, |
10451 | 14 | { &hf_gtpv2_tra_info_msc_lu_imsi_ad, |
10452 | 14 | {"LU, IMSI attach, IMSI detach", "gtpv2.tra_info_msc_lu_imsi_ad", |
10453 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10454 | 14 | "MSC Server", HFILL} |
10455 | 14 | }, |
10456 | 14 | { &hf_gtpv2_tra_info_msc_handovers, |
10457 | 14 | {"Handovers", "gtpv2.tra_info_msc_handovers", |
10458 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10459 | 14 | "MSC Server", HFILL} |
10460 | 14 | }, |
10461 | 14 | { &hf_gtpv2_tra_info_msc_ss, |
10462 | 14 | {"SS", "gtpv2.tra_info_msc_ss", |
10463 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10464 | 14 | "MSC Server", HFILL} |
10465 | 14 | }, |
10466 | 14 | { &hf_gtpv2_tra_info_mgw_context, |
10467 | 14 | {"Context", "gtpv2.tra_info_mgw_context", |
10468 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10469 | 14 | "MGW", HFILL} |
10470 | 14 | }, |
10471 | 14 | { &hf_gtpv2_tra_info_sgsn_pdp_context, |
10472 | 14 | {"PDP context", "gtpv2.tra_info_sgsn_pdp_context", |
10473 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10474 | 14 | "SGSN", HFILL} |
10475 | 14 | }, |
10476 | 14 | { &hf_gtpv2_tra_info_sgsn_momt_sms, |
10477 | 14 | {"MO and MT SMS", "gtpv2.tra_info_sgsn_momt_sms", |
10478 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10479 | 14 | "SGSN", HFILL} |
10480 | 14 | }, |
10481 | 14 | { &hf_gtpv2_tra_info_sgsn_rau_gprs_ad, |
10482 | 14 | {"RAU, GPRS attach, GPRS detach", "gtpv2.tra_info_sgsn_rau_gprs_ad", |
10483 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10484 | 14 | "SGSN", HFILL} |
10485 | 14 | }, |
10486 | 14 | { &hf_gtpv2_tra_info_sgsn_mbms, |
10487 | 14 | {"MBMS Context", "gtpv2.tra_info_sgsn_mbms", |
10488 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10489 | 14 | "SGSN", HFILL} |
10490 | 14 | }, |
10491 | 14 | { &hf_gtpv2_tra_info_sgsn_reserved, |
10492 | 14 | {"Reserved", "gtpv2.tra_info_sgsn_reserved", |
10493 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10494 | 14 | "SGSN", HFILL} |
10495 | 14 | }, |
10496 | 14 | { &hf_gtpv2_tra_info_ggsn_pdp, |
10497 | 14 | {"PDP Context", "gtpv2.tra_info_ggsn_pdp", |
10498 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10499 | 14 | "GGSN", HFILL} |
10500 | 14 | }, |
10501 | 14 | { &hf_gtpv2_tra_info_ggsn_mbms, |
10502 | 14 | {"MBMS Context", "gtpv2.tra_info_ggsn_mbms", |
10503 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10504 | 14 | "GGSN", HFILL} |
10505 | 14 | }, |
10506 | 14 | { &hf_gtpv2_tra_info_bm_sc, |
10507 | 14 | {"MBMS Multicast service activation", "gtpv2.tra_info_bm_sc", |
10508 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10509 | 14 | "BM-SC", HFILL} |
10510 | 14 | }, |
10511 | 14 | { &hf_gtpv2_tra_info_mme_sgw_ss, |
10512 | 14 | {"Session setup", "gtpv2.tra_info_mme_sgw_ss", |
10513 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10514 | 14 | "MME", HFILL} |
10515 | 14 | }, |
10516 | 14 | { &hf_gtpv2_tra_info_mme_sgw_sr, |
10517 | 14 | {"Service Request", "gtpv2.tra_info_mme_sgw_sr", |
10518 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10519 | 14 | "MME", HFILL} |
10520 | 14 | }, |
10521 | 14 | { &hf_gtpv2_tra_info_mme_sgw_iataud, |
10522 | 14 | {"Initial Attach, Tracking area update, Detach", "gtpv2.tra_info_mme_sgw_iataud", |
10523 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10524 | 14 | "MME", HFILL} |
10525 | 14 | }, |
10526 | 14 | { &hf_gtpv2_tra_info_mme_sgw_ue_init_pdn_disc, |
10527 | 14 | {"UE initiated PDN disconnection", "gtpv2.tra_info_mme_sgw_ue_init_pdn_disc", |
10528 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10529 | 14 | "MME", HFILL} |
10530 | 14 | }, |
10531 | 14 | { &hf_gtpv2_tra_info_mme_sgw_bearer_act_mod_del, |
10532 | 14 | {"Bearer Activation Modification Deletion", "gtpv2.tra_info_mme_sgw_bearer_act_mod_del", |
10533 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10534 | 14 | "MME", HFILL} |
10535 | 14 | }, |
10536 | 14 | { &hf_gtpv2_tra_info_mme_sgw_ho, |
10537 | 14 | {"Handover", "gtpv2.tra_info_mme_sgw_ho", |
10538 | 14 | FT_UINT8, BASE_DEC, NULL, 0x20, |
10539 | 14 | "MME", HFILL} |
10540 | 14 | }, |
10541 | 14 | { &hf_gtpv2_tra_info_sgw_pdn_con_creat, |
10542 | 14 | {"PDN Connection creation", "gtpv2.tra_info_sgw_pdn_con_creat", |
10543 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10544 | 14 | "SGW", HFILL} |
10545 | 14 | }, |
10546 | 14 | { &hf_gtpv2_tra_info_sgw_pdn_con_term, |
10547 | 14 | {"PDN connection termination", "gtpv2.tra_info_sgw_pdn_con_term", |
10548 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10549 | 14 | "SGW", HFILL} |
10550 | 14 | }, |
10551 | 14 | { &hf_gtpv2_tra_info_sgw_bearer_act_mod_del, |
10552 | 14 | {"Bearer Activation Modification Deletion", "gtpv2.tra_info_sgw_bearer_act_mod_del", |
10553 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10554 | 14 | "SGW", HFILL} |
10555 | 14 | }, |
10556 | 14 | { &hf_gtpv2_tra_info_pgw_pdn_con_creat, |
10557 | 14 | {"PDN Connection creation", "gtpv2.tra_info_pgw_pdn_con_creat", |
10558 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10559 | 14 | "PGW", HFILL} |
10560 | 14 | }, |
10561 | 14 | { &hf_gtpv2_tra_info_pgw_pdn_con_term, |
10562 | 14 | {"PDN connection termination", "gtpv2.tra_info_pgw_pdn_con_term", |
10563 | 14 | FT_UINT8, BASE_DEC, NULL, 0x20, |
10564 | 14 | "PGW", HFILL} |
10565 | 14 | }, |
10566 | 14 | { &hf_gtpv2_tra_info_pgw_bearer_act_mod_del, |
10567 | 14 | {"Bearer Activation Modification Deletion", "gtpv2.tra_info_pgw_bearer_act_mod_del", |
10568 | 14 | FT_UINT8, BASE_DEC, NULL, 0x40, |
10569 | 14 | "PGW", HFILL} |
10570 | 14 | }, |
10571 | 14 | { &hf_gtpv2_tra_info_lne_msc_s, |
10572 | 14 | {"MSC-S", "gtpv2.tra_info_lne_msc_s", |
10573 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
10574 | 14 | NULL, HFILL} |
10575 | 14 | }, |
10576 | 14 | { &hf_gtpv2_tra_info_lne_mgw, |
10577 | 14 | {"MGW", "gtpv2.tra_info_lne_mgw", |
10578 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
10579 | 14 | NULL, HFILL} |
10580 | 14 | }, |
10581 | 14 | { &hf_gtpv2_tra_info_lne_sgsn, |
10582 | 14 | {"SGSN", "gtpv2.tra_info_lne_sgsn", |
10583 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
10584 | 14 | NULL, HFILL} |
10585 | 14 | }, |
10586 | 14 | { &hf_gtpv2_tra_info_lne_ggsn, |
10587 | 14 | {"GGSN", "gtpv2.tra_info_lne_ggsn", |
10588 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
10589 | 14 | NULL, HFILL} |
10590 | 14 | }, |
10591 | 14 | { &hf_gtpv2_tra_info_lne_rnc, |
10592 | 14 | {"RNC", "gtpv2.tra_info_lne_rnc", |
10593 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10594 | 14 | NULL, HFILL} |
10595 | 14 | }, |
10596 | 14 | { &hf_gtpv2_tra_info_lne_bm_sc, |
10597 | 14 | {"BM-SC", "gtpv2.tra_info_lne_bm_sc", |
10598 | 14 | FT_BOOLEAN, 8, NULL, 0x20, |
10599 | 14 | NULL, HFILL} |
10600 | 14 | }, |
10601 | 14 | { &hf_gtpv2_tra_info_lne_mme, |
10602 | 14 | {"MME", "gtpv2.tra_info_lne_mme", |
10603 | 14 | FT_BOOLEAN, 8, NULL, 0x40, |
10604 | 14 | NULL, HFILL} |
10605 | 14 | }, |
10606 | 14 | { &hf_gtpv2_tra_info_lne_sgw, |
10607 | 14 | {"SGW", "gtpv2.tra_info_lne_sgw", |
10608 | 14 | FT_BOOLEAN, 8, NULL, 0x80, |
10609 | 14 | NULL, HFILL} |
10610 | 14 | }, |
10611 | 14 | { &hf_gtpv2_tra_info_lne_pdn_gw, |
10612 | 14 | {"PDN GW", "gtpv2.tra_info_lne_pdn_gw", |
10613 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
10614 | 14 | NULL, HFILL} |
10615 | 14 | }, |
10616 | 14 | { &hf_gtpv2_tra_info_lne_enb, |
10617 | 14 | {"eNB", "gtpv2.tra_info_lne_enb", |
10618 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
10619 | 14 | NULL, HFILL} |
10620 | 14 | }, |
10621 | 14 | { &hf_gtpv2_tra_info_lne_amf, |
10622 | 14 | {"AMF", "gtpv2.tra_info_lne_amf", |
10623 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
10624 | 14 | NULL, HFILL} |
10625 | 14 | }, |
10626 | 14 | { &hf_gtpv2_tra_info_lne_smf, |
10627 | 14 | {"SMF", "gtpv2.tra_info_lne_smf", |
10628 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
10629 | 14 | NULL, HFILL} |
10630 | 14 | }, |
10631 | 14 | { &hf_gtpv2_tra_info_lne_pcf, |
10632 | 14 | {"PCF", "gtpv2.tra_info_lne_pcf", |
10633 | 14 | FT_BOOLEAN, 8, NULL, 0x10, |
10634 | 14 | NULL, HFILL} |
10635 | 14 | }, |
10636 | 14 | { &hf_gtpv2_tra_info_lne_upf, |
10637 | 14 | {"UPF", "gtpv2.tra_info_lne_upf", |
10638 | 14 | FT_BOOLEAN, 8, NULL, 0x20, |
10639 | 14 | NULL, HFILL} |
10640 | 14 | }, |
10641 | 14 | { &hf_gtpv2_tra_info_tra_info_ng_ran_node, |
10642 | 14 | {"NG-RAN node", "gtpv2.tra_info_ng_ran_node", |
10643 | 14 | FT_BOOLEAN, 8, NULL, 0x40, |
10644 | 14 | NULL, HFILL} |
10645 | 14 | }, |
10646 | | |
10647 | 14 | { &hf_gtpv2_tra_info_tdl, |
10648 | 14 | {"Trace Depth Length", "gtpv2.tra_info_tdl", |
10649 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10650 | 14 | NULL, HFILL} |
10651 | 14 | }, |
10652 | 14 | { &hf_gtpv2_tra_info_lmsc_a, |
10653 | 14 | {"A", "gtpv2.tra_info_lmsc_a", |
10654 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10655 | 14 | "MSC Server", HFILL} |
10656 | 14 | }, |
10657 | 14 | { &hf_gtpv2_tra_info_lmsc_lu, |
10658 | 14 | {"Iu", "gtpv2.tra_info_lmsc_lu", |
10659 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10660 | 14 | "MSC Server", HFILL} |
10661 | 14 | }, |
10662 | 14 | { &hf_gtpv2_tra_info_lmsc_mc, |
10663 | 14 | {"Mc", "gtpv2.tra_info_lmsc_mc", |
10664 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10665 | 14 | "MSC Server", HFILL} |
10666 | 14 | }, |
10667 | 14 | { &hf_gtpv2_tra_info_lmsc_map_g, |
10668 | 14 | {"MAP-G", "gtpv2.tra_info_lmsc_map_g", |
10669 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10670 | 14 | "MSC Server", HFILL} |
10671 | 14 | }, |
10672 | 14 | { &hf_gtpv2_tra_info_lmsc_map_b, |
10673 | 14 | {"MAP-B", "gtpv2.tra_info_lmsc_map_b", |
10674 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10675 | 14 | "MSC Server", HFILL} |
10676 | 14 | }, |
10677 | 14 | { &hf_gtpv2_tra_info_lmsc_map_e, |
10678 | 14 | {"MAP-E", "gtpv2.tra_info_lmsc_map_e", |
10679 | 14 | FT_UINT8, BASE_DEC, NULL, 0x20, |
10680 | 14 | "MSC Server", HFILL} |
10681 | 14 | }, |
10682 | 14 | { &hf_gtpv2_tra_info_lmsc_map_f, |
10683 | 14 | {"MAP-F", "gtpv2.tra_info_lmsc_map_f", |
10684 | 14 | FT_UINT8, BASE_DEC, NULL, 0x40, |
10685 | 14 | "MSC Server", HFILL} |
10686 | 14 | }, |
10687 | 14 | { &hf_gtpv2_tra_info_lmsc_cap, |
10688 | 14 | {"CAP", "gtpv2.tra_info_lmsc_cap", |
10689 | 14 | FT_UINT8, BASE_DEC, NULL, 0x80, |
10690 | 14 | "MSC Server", HFILL} |
10691 | 14 | }, |
10692 | 14 | { &hf_gtpv2_tra_info_lmsc_map_d, |
10693 | 14 | {"MAP-D", "gtpv2.tra_info_lmsc_map_d", |
10694 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10695 | 14 | "MSC Server", HFILL} |
10696 | 14 | }, |
10697 | 14 | { &hf_gtpv2_tra_info_lmsc_map_c, |
10698 | 14 | {"MAP-C", "gtpv2.tra_info_lmsc_map_c", |
10699 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10700 | 14 | "MSC Server", HFILL} |
10701 | 14 | }, |
10702 | 14 | { &hf_gtpv2_tra_info_lmgw_mc, |
10703 | 14 | {"Mc", "gtpv2.tra_info_lmgw_mc", |
10704 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10705 | 14 | "MGW", HFILL} |
10706 | 14 | }, |
10707 | 14 | { &hf_gtpv2_tra_info_lmgw_nb_up, |
10708 | 14 | {"Nb-UP", "gtpv2.tra_info_lmgw_nb_up", |
10709 | 14 | FT_UINT8, BASE_DEC, NULL, 0x2, |
10710 | 14 | "MGW", HFILL} |
10711 | 14 | }, |
10712 | 14 | { &hf_gtpv2_tra_info_lmgw_lu_up, |
10713 | 14 | {"Iu-UP", "gtpv2.tra_info_lmgw_lu_up", |
10714 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10715 | 14 | "MGW", HFILL} |
10716 | 14 | }, |
10717 | 14 | { &hf_gtpv2_tra_info_lsgsn_gb, |
10718 | 14 | {"Gb", "gtpv2.tra_info_lsgsn_gb", |
10719 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10720 | 14 | "SGSN", HFILL} |
10721 | 14 | }, |
10722 | 14 | { &hf_gtpv2_tra_info_lsgsn_lu, |
10723 | 14 | {"Iu", "gtpv2.tra_info_lsgsn_lu", |
10724 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10725 | 14 | "SGSN", HFILL} |
10726 | 14 | }, |
10727 | 14 | { &hf_gtpv2_tra_info_lsgsn_gn, |
10728 | 14 | {"Gn", "gtpv2.tra_info_lsgsn_gn", |
10729 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10730 | 14 | "SGSN", HFILL} |
10731 | 14 | }, |
10732 | 14 | { &hf_gtpv2_tra_info_lsgsn_map_gr, |
10733 | 14 | {"MAP-Gr", "gtpv2.tra_info_lsgsn_map_gr", |
10734 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10735 | 14 | "SGSN", HFILL} |
10736 | 14 | }, |
10737 | 14 | { &hf_gtpv2_tra_info_lsgsn_map_gd, |
10738 | 14 | {"MAP-Gd", "gtpv2.tra_info_lsgsn_map_gd", |
10739 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10740 | 14 | "SGSN", HFILL} |
10741 | 14 | }, |
10742 | 14 | { &hf_gtpv2_tra_info_lsgsn_map_gf, |
10743 | 14 | {"MAP-Gf", "gtpv2.tra_info_lsgsn_map_gf", |
10744 | 14 | FT_UINT8, BASE_DEC, NULL, 0x20, |
10745 | 14 | "SGSN", HFILL} |
10746 | 14 | }, |
10747 | 14 | { &hf_gtpv2_tra_info_lsgsn_gs, |
10748 | 14 | {"Gs", "gtpv2.tra_info_lsgsn_gs", |
10749 | 14 | FT_UINT8, BASE_DEC, NULL, 0x40, |
10750 | 14 | "SGSN", HFILL} |
10751 | 14 | }, |
10752 | 14 | { &hf_gtpv2_tra_info_lsgsn_ge, |
10753 | 14 | {"Ge", "gtpv2.tra_info_lsgsn_ge", |
10754 | 14 | FT_UINT8, BASE_DEC, NULL, 0x80, |
10755 | 14 | "SGSN", HFILL} |
10756 | 14 | }, |
10757 | 14 | { &hf_gtpv2_tra_info_lggsn_gn, |
10758 | 14 | {"Gn", "gtpv2.tra_info_lggsn_gn", |
10759 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10760 | 14 | "GGSN", HFILL} |
10761 | 14 | }, |
10762 | 14 | { &hf_gtpv2_tra_info_lggsn_gi, |
10763 | 14 | {"Gi", "gtpv2.tra_info_lggsn_gi", |
10764 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10765 | 14 | "GGSN", HFILL} |
10766 | 14 | }, |
10767 | 14 | { &hf_gtpv2_tra_info_lggsn_gmb, |
10768 | 14 | {"Gmb", "gtpv2.tra_info_lggsn_gmb", |
10769 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10770 | 14 | "GGSN", HFILL} |
10771 | 14 | }, |
10772 | 14 | { &hf_gtpv2_tra_info_lrnc_lu, |
10773 | 14 | {"Iu", "gtpv2.tra_info_lrnc_lu", |
10774 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10775 | 14 | "RNC", HFILL} |
10776 | 14 | }, |
10777 | 14 | { &hf_gtpv2_tra_info_lrnc_lur, |
10778 | 14 | {"Iur", "gtpv2.tra_info_lrnc_lur", |
10779 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10780 | 14 | "RNC", HFILL} |
10781 | 14 | }, |
10782 | 14 | { &hf_gtpv2_tra_info_lrnc_lub, |
10783 | 14 | {"Iub", "gtpv2.tra_info_lrnc_lub", |
10784 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10785 | 14 | "RNC", HFILL} |
10786 | 14 | }, |
10787 | 14 | { &hf_gtpv2_tra_info_lrnc_uu, |
10788 | 14 | {"Uu", "gtpv2.tra_info_lrnc_uu", |
10789 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10790 | 14 | "RNC", HFILL} |
10791 | 14 | }, |
10792 | 14 | { &hf_gtpv2_tra_info_lbm_sc_gmb, |
10793 | 14 | {"Gmb", "gtpv2.tra_info_lbm_sc_gmb", |
10794 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10795 | 14 | "BM-SC", HFILL} |
10796 | 14 | }, |
10797 | 14 | { &hf_gtpv2_tra_info_lmme_s1_mme, |
10798 | 14 | {"S1-MME", "gtpv2.tra_info_lmme_s1_mme", |
10799 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10800 | 14 | "MME", HFILL} |
10801 | 14 | }, |
10802 | 14 | { &hf_gtpv2_tra_info_lmme_s3, |
10803 | 14 | {"S3", "gtpv2.tra_info_lmme_s3", |
10804 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10805 | 14 | "MME", HFILL} |
10806 | 14 | }, |
10807 | 14 | { &hf_gtpv2_tra_info_lmme_s6a, |
10808 | 14 | {"S6a", "gtpv2.tra_info_lmme_s6a", |
10809 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10810 | 14 | "MME", HFILL} |
10811 | 14 | }, |
10812 | 14 | { &hf_gtpv2_tra_info_lmme_s10, |
10813 | 14 | {"S10", "gtpv2.tra_info_lmme_s10", |
10814 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10815 | 14 | "MME", HFILL} |
10816 | 14 | }, |
10817 | 14 | { &hf_gtpv2_tra_info_lmme_s11, |
10818 | 14 | {"S11", "gtpv2.tra_info_lmme_s11", |
10819 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10820 | 14 | "MME", HFILL} |
10821 | 14 | }, |
10822 | 14 | { &hf_gtpv2_tra_info_lsgw_s4, |
10823 | 14 | {"S4", "gtpv2.tra_info_lsgw_s4", |
10824 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10825 | 14 | "SGW", HFILL} |
10826 | 14 | }, |
10827 | 14 | { &hf_gtpv2_tra_info_lsgw_s5, |
10828 | 14 | {"S5", "gtpv2.tra_info_lsgw_s5", |
10829 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10830 | 14 | "SGW", HFILL} |
10831 | 14 | }, |
10832 | 14 | { &hf_gtpv2_tra_info_lsgw_s8b, |
10833 | 14 | {"S8b", "gtpv2.tra_info_lsgw_s8b", |
10834 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10835 | 14 | "SGW", HFILL} |
10836 | 14 | }, |
10837 | 14 | { &hf_gtpv2_tra_info_lsgw_s11, |
10838 | 14 | {"S11", "gtpv2.tra_info_lsgw_s11", |
10839 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10840 | 14 | "SGW", HFILL} |
10841 | 14 | }, |
10842 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_s2a, |
10843 | 14 | {"S2a", "gtpv2.tra_info_lpdn_gw_s2a", |
10844 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10845 | 14 | "PDN GW", HFILL} |
10846 | 14 | }, |
10847 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_s2b, |
10848 | 14 | {"S2b", "gtpv2.tra_info_lpdn_gw_s2b", |
10849 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10850 | 14 | "PDN GW", HFILL} |
10851 | 14 | }, |
10852 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_s2c, |
10853 | 14 | {"S2c", "gtpv2.tra_info_lpdn_gw_s2c", |
10854 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10855 | 14 | "PDN GW", HFILL} |
10856 | 14 | }, |
10857 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_s5, |
10858 | 14 | {"S5", "gtpv2.tra_info_lpdn_gw_s5", |
10859 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
10860 | 14 | "PDN GW", HFILL} |
10861 | 14 | }, |
10862 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_s6c, |
10863 | 14 | {"S6c", "gtpv2.tra_info_lpdn_gw_s6c", |
10864 | 14 | FT_UINT8, BASE_DEC, NULL, 0x10, |
10865 | 14 | "PDN GW", HFILL} |
10866 | 14 | }, |
10867 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_gx, |
10868 | 14 | {"Gx", "gtpv2.tra_info_lpdn_gw_gx", |
10869 | 14 | FT_UINT8, BASE_DEC, NULL, 0x20, |
10870 | 14 | "PDN GW", HFILL} |
10871 | 14 | }, |
10872 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_s8b, |
10873 | 14 | {"S8b", "gtpv2.tra_info_lpdn_gw_s8b", |
10874 | 14 | FT_UINT8, BASE_DEC, NULL, 0x40, |
10875 | 14 | "PDN GW", HFILL} |
10876 | 14 | }, |
10877 | 14 | { &hf_gtpv2_tra_info_lpdn_gw_sgi, |
10878 | 14 | {"SGi", "gtpv2.tra_info_lpdn_gw_sgi", |
10879 | 14 | FT_UINT8, BASE_DEC, NULL, 0x80, |
10880 | 14 | "PDN GW", HFILL} |
10881 | 14 | }, |
10882 | 14 | { &hf_gtpv2_tra_info_lenb_s1_mme, |
10883 | 14 | {"S1-MME", "gtpv2.tra_info_lenb_s1_mme", |
10884 | 14 | FT_UINT8, BASE_DEC, NULL, 0x01, |
10885 | 14 | "eNB", HFILL} |
10886 | 14 | }, |
10887 | 14 | { &hf_gtpv2_tra_info_lenb_x2, |
10888 | 14 | {"X2", "gtpv2.tra_info_lenb_x2", |
10889 | 14 | FT_UINT8, BASE_DEC, NULL, 0x02, |
10890 | 14 | "eNB", HFILL} |
10891 | 14 | }, |
10892 | 14 | { &hf_gtpv2_tra_info_lenb_uu, |
10893 | 14 | {"Uu", "gtpv2.tra_info_lenb_uu", |
10894 | 14 | FT_UINT8, BASE_DEC, NULL, 0x04, |
10895 | 14 | "eNB", HFILL} |
10896 | 14 | }, |
10897 | 14 | { &hf_gtpv2_pdn_ipv4, |
10898 | 14 | {"PDN Address and Prefix(IPv4)", "gtpv2.pdn_addr_and_prefix.ipv4", |
10899 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
10900 | 14 | NULL, HFILL} |
10901 | 14 | }, |
10902 | 14 | { &hf_gtpv2_pdn_ipv6_len, |
10903 | 14 | {"IPv6 Prefix Length", "gtpv2.pdn_ipv6_len", |
10904 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10905 | 14 | NULL, HFILL} |
10906 | 14 | }, |
10907 | 14 | { &hf_gtpv2_pdn_ipv6, |
10908 | 14 | {"PDN Address and Prefix(IPv6)", "gtpv2.pdn_addr_and_prefix.ipv6", |
10909 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
10910 | 14 | NULL, HFILL} |
10911 | 14 | }, |
10912 | | /* Bit 7 - PCI (Pre-emption Capability): See 3GPP TS 29.212[29], clause 5.3.46 Pre-emption-Capability AVP. |
10913 | | * clause 5.3.46 Pre-emption-Capability AVP. |
10914 | | * 5.3.46 Pre-emption-Capability AVP |
10915 | | * The following values are defined: |
10916 | | * PRE-EMPTION_CAPABILITY_ENABLED (0) |
10917 | | * PRE-EMPTION_CAPABILITY_DISABLED (1) |
10918 | | */ |
10919 | 14 | {&hf_gtpv2_bearer_qos_pci, |
10920 | 14 | {"PCI (Pre-emption Capability)", "gtpv2.bearer_qos_pci", |
10921 | 14 | FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x40, |
10922 | 14 | NULL, HFILL} |
10923 | 14 | }, |
10924 | 14 | {&hf_gtpv2_bearer_qos_pl, |
10925 | 14 | {"PL (Priority Level)", "gtpv2.bearer_qos_pl", |
10926 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3c, |
10927 | 14 | NULL, HFILL} |
10928 | 14 | }, |
10929 | | /* Bit 1 - PVI (Pre-emption Vulnerability): See 3GPP TS 29.212[29], |
10930 | | * clause 5.3.47 Pre-emption-Vulnerability AVP. |
10931 | | * 5.3.47 Pre-emption-Vulnerability AVP |
10932 | | * The following values are defined: |
10933 | | * PRE-EMPTION_VULNERABILITY_ENABLED (0) |
10934 | | * PRE-EMPTION_VULNERABILITY_DISABLED (1) |
10935 | | */ |
10936 | 14 | {&hf_gtpv2_bearer_qos_pvi, |
10937 | 14 | {"PVI (Pre-emption Vulnerability)", "gtpv2.bearer_qos_pvi", |
10938 | 14 | FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x01, |
10939 | 14 | NULL, HFILL} |
10940 | 14 | }, |
10941 | 14 | {&hf_gtpv2_bearer_qos_label_qci, |
10942 | 14 | {"Label (QCI)", "gtpv2.bearer_qos_label_qci", |
10943 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10944 | 14 | NULL, HFILL} |
10945 | 14 | }, |
10946 | 14 | {&hf_gtpv2_bearer_qos_mbr_up, |
10947 | 14 | {"Maximum Bit Rate For Uplink", "gtpv2.bearer_qos_mbr_up", |
10948 | 14 | FT_UINT64, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
10949 | 14 | NULL, HFILL} |
10950 | 14 | }, |
10951 | 14 | {&hf_gtpv2_bearer_qos_mbr_down, |
10952 | 14 | {"Maximum Bit Rate For Downlink", "gtpv2.bearer_qos_mbr_down", |
10953 | 14 | FT_UINT64, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
10954 | 14 | NULL, HFILL} |
10955 | 14 | }, |
10956 | 14 | {&hf_gtpv2_bearer_qos_gbr_up, |
10957 | 14 | {"Guaranteed Bit Rate For Uplink", "gtpv2.bearer_qos_gbr_up", |
10958 | 14 | FT_UINT64, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
10959 | 14 | NULL, HFILL} |
10960 | 14 | }, |
10961 | 14 | {&hf_gtpv2_bearer_qos_gbr_down, |
10962 | 14 | {"Guaranteed Bit Rate For Downlink", "gtpv2.bearer_qos_gbr_down", |
10963 | 14 | FT_UINT64, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, |
10964 | 14 | NULL, HFILL} |
10965 | 14 | }, |
10966 | 14 | {&hf_gtpv2_flow_qos_label_qci, |
10967 | 14 | {"Label (QCI)", "gtpv2.flow_qos_label_qci", |
10968 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
10969 | 14 | NULL, HFILL} |
10970 | 14 | }, |
10971 | 14 | {&hf_gtpv2_flow_qos_mbr_up, |
10972 | 14 | {"Maximum Bit Rate For Uplink", "gtpv2.flow_qos_mbr_up", |
10973 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
10974 | 14 | NULL, HFILL} |
10975 | 14 | }, |
10976 | 14 | {&hf_gtpv2_flow_qos_mbr_down, |
10977 | 14 | {"Maximum Bit Rate For Downlink", "gtpv2.flow_qos_mbr_down", |
10978 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
10979 | 14 | NULL, HFILL} |
10980 | 14 | }, |
10981 | 14 | {&hf_gtpv2_flow_qos_gbr_up, |
10982 | 14 | {"Guaranteed Bit Rate For Uplink", "gtpv2.flow_qos_gbr_up", |
10983 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
10984 | 14 | NULL, HFILL} |
10985 | 14 | }, |
10986 | 14 | {&hf_gtpv2_flow_qos_gbr_down, |
10987 | 14 | {"Guaranteed Bit Rate For Downlink", "gtpv2.flow_qos_gbr_down", |
10988 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
10989 | 14 | NULL, HFILL} |
10990 | 14 | }, |
10991 | 14 | { &hf_gtpv2_rat_type, |
10992 | 14 | {"RAT Type", "gtpv2.rat_type", |
10993 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_rat_type_vals_ext, 0x0, |
10994 | 14 | NULL, HFILL} |
10995 | 14 | }, |
10996 | 14 | { &hf_gtpv2_uli_ecgi_flg, |
10997 | 14 | {"ECGI Present", "gtpv2.uli_ecgi_flg", |
10998 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_ECGI_MASK, |
10999 | 14 | NULL, HFILL} |
11000 | 14 | }, |
11001 | 14 | { &hf_gtpv2_uli_ext_macro_enb_id_flg, |
11002 | 14 | {"Extended Macro eNodeB ID Present", "gtpv2.uli_ext_macro_enb_id_flg", |
11003 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_EXT_MACRO_eNB_ID_MASK, |
11004 | 14 | NULL, HFILL} |
11005 | 14 | }, |
11006 | 14 | { &hf_gtpv2_uli_macro_enb_id_flg, |
11007 | 14 | {"Macro eNodeB ID Present", "gtpv2.uli_macro_enb_id_flg", |
11008 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_MACRO_eNB_ID_MASK, |
11009 | 14 | NULL, HFILL} |
11010 | 14 | }, |
11011 | 14 | { &hf_gtpv2_uli_lai_flg, |
11012 | 14 | {"LAI Present", "gtpv2.uli_lai_flg", |
11013 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_LAI_MASK, |
11014 | 14 | NULL, HFILL} |
11015 | 14 | }, |
11016 | 14 | { &hf_gtpv2_uli_tai_flg, |
11017 | 14 | {"TAI Present", "gtpv2.uli_tai_flg", |
11018 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_TAI_MASK, |
11019 | 14 | NULL, HFILL} |
11020 | 14 | }, |
11021 | 14 | { &hf_gtpv2_uli_rai_flg, |
11022 | 14 | {"RAI Present", "gtpv2.uli_rai_flg", |
11023 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_RAI_MASK, |
11024 | 14 | NULL, HFILL} |
11025 | 14 | }, |
11026 | 14 | { &hf_gtpv2_uli_sai_flg, |
11027 | 14 | {"SAI Present", "gtpv2.uli_sai_flg", |
11028 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_SAI_MASK, |
11029 | 14 | NULL, HFILL} |
11030 | 14 | }, |
11031 | 14 | { &hf_gtpv2_uli_cgi_flg, |
11032 | 14 | {"CGI Present", "gtpv2.uli_cgi_flg", |
11033 | 14 | FT_BOOLEAN, 8, NULL, GTPv2_ULI_CGI_MASK, |
11034 | 14 | NULL, HFILL} |
11035 | 14 | }, |
11036 | 14 | { &hf_gtpv2_glt, |
11037 | 14 | {"Geographic Location Type", "gtpv2.glt", |
11038 | 14 | FT_UINT8, BASE_DEC, VALS(geographic_location_type_vals), 0x0, |
11039 | 14 | NULL, HFILL} |
11040 | 14 | }, |
11041 | 14 | { &hf_gtpv2_uli_cgi_lac, |
11042 | 14 | {"Location Area Code", "gtpv2.uli_cgi_lac", |
11043 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x0, |
11044 | 14 | NULL, HFILL} |
11045 | 14 | }, |
11046 | 14 | { &hf_gtpv2_uli_cgi_ci, |
11047 | 14 | {"Cell Identity", "gtpv2.uli_cgi_ci", |
11048 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11049 | 14 | NULL, HFILL} |
11050 | 14 | }, |
11051 | 14 | { &hf_gtpv2_sai_lac, |
11052 | 14 | {"Location Area Code", "gtpv2.sai_lac", |
11053 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x0, |
11054 | 14 | NULL, HFILL} |
11055 | 14 | }, |
11056 | 14 | { &hf_gtpv2_sai_sac, |
11057 | 14 | {"Service Area Code", "gtpv2.sai_sac", |
11058 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x0, |
11059 | 14 | NULL, HFILL} |
11060 | 14 | }, |
11061 | 14 | { &hf_gtpv2_rai_lac, |
11062 | 14 | {"Location Area Code", "gtpv2.rai_lac", |
11063 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x0, |
11064 | 14 | NULL, HFILL} |
11065 | 14 | }, |
11066 | 14 | { &hf_gtpv2_rai_rac, |
11067 | 14 | {"Routing Area Code", "gtpv2.rai_rac", |
11068 | 14 | FT_UINT8, BASE_HEX_DEC, NULL, 0x0, |
11069 | 14 | NULL, HFILL} |
11070 | 14 | }, |
11071 | 14 | { &hf_gtpv2_tai_tac, |
11072 | 14 | {"Tracking Area Code", "gtpv2.tai_tac", |
11073 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x0, |
11074 | 14 | NULL, HFILL} |
11075 | 14 | }, |
11076 | 14 | { &hf_gtpv2_5gs_tai_tac, |
11077 | 14 | {"5GS Tracking Area Code", "gtpv2.5gs_tai_tac", |
11078 | 14 | FT_UINT24, BASE_HEX_DEC, NULL, 0x0, |
11079 | 14 | NULL, HFILL} |
11080 | 14 | }, |
11081 | 14 | {&hf_gtpv2_ecgi_eci, |
11082 | 14 | {"ECI (E-UTRAN Cell Identifier)", "gtpv2.ecgi_eci", |
11083 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
11084 | 14 | NULL, HFILL} |
11085 | 14 | }, |
11086 | 14 | {&hf_gtpv2_ncgi_nrci, |
11087 | 14 | {"NR Cell Identifier", "gtpv2.ncgi_nrci", |
11088 | 14 | FT_UINT40, BASE_HEX, NULL, 0xfffffffff0, |
11089 | 14 | NULL, HFILL} |
11090 | 14 | }, |
11091 | 14 | {&hf_gtpv2_uli_lai_lac, |
11092 | 14 | {"Location Area Code (LAC)", "gtpv2.uli_lai_lac", |
11093 | 14 | FT_UINT16, BASE_HEX_DEC, NULL, 0x0, |
11094 | 14 | NULL, HFILL} |
11095 | 14 | }, |
11096 | 14 | {&hf_gtpv2_ecgi_eci_spare, |
11097 | 14 | {"Spare", "gtpv2.uli_ecgi_eci_spare", |
11098 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11099 | 14 | NULL, HFILL} |
11100 | 14 | }, |
11101 | 14 | { &hf_gtpv2_nsapi, |
11102 | 14 | {"NSAPI", "gtpv2.nsapi", |
11103 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
11104 | 14 | NULL, HFILL} |
11105 | 14 | }, |
11106 | 14 | {&hf_gtpv2_f_teid_v4, |
11107 | 14 | {"V4", "gtpv2.f_teid_v4", |
11108 | 14 | FT_BOOLEAN, 8, TFS(>pv2_f_teid_v4_vals), 0x80, |
11109 | 14 | NULL, HFILL} |
11110 | 14 | }, |
11111 | 14 | {&hf_gtpv2_f_teid_v6, |
11112 | 14 | {"V6", "gtpv2.f_teid_v6", |
11113 | 14 | FT_BOOLEAN, 8, TFS(>pv2_f_teid_v6_vals), 0x40, |
11114 | 14 | NULL, HFILL} |
11115 | 14 | }, |
11116 | 14 | {&hf_gtpv2_f_teid_interface_type, |
11117 | 14 | {"Interface Type", "gtpv2.f_teid_interface_type", |
11118 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_f_teid_interface_type_vals_ext, 0x3f, |
11119 | 14 | NULL , HFILL} |
11120 | 14 | }, |
11121 | 14 | {&hf_gtpv2_f_teid_gre_key, |
11122 | 14 | {"TEID/GRE Key", "gtpv2.f_teid_gre_key", |
11123 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0x0, |
11124 | 14 | NULL , HFILL} |
11125 | 14 | }, |
11126 | 14 | { &hf_gtpv2_f_teid_ipv4, |
11127 | 14 | {"F-TEID IPv4", "gtpv2.f_teid_ipv4", |
11128 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11129 | 14 | NULL, HFILL} |
11130 | 14 | }, |
11131 | 14 | { &hf_gtpv2_f_teid_ipv6, |
11132 | 14 | {"F-TEID IPv6", "gtpv2.f_teid_ipv6", |
11133 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
11134 | 14 | NULL, HFILL} |
11135 | 14 | }, |
11136 | 14 | { &hf_gtpv2_tmsi, |
11137 | 14 | {"TMSI", "gtpv2.tmsi", |
11138 | 14 | FT_UINT32, BASE_HEX, NULL, 0x0, |
11139 | 14 | NULL, HFILL} |
11140 | 14 | }, |
11141 | 14 | { &hf_gtpv2_hsgw_addr_f_len, |
11142 | 14 | {"HSGW Address for forwarding Length", "gtpv2.hsgw_addr_f_len", |
11143 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11144 | 14 | NULL, HFILL} |
11145 | 14 | }, |
11146 | 14 | { &hf_gtpv2_hsgw_addr_ipv4, |
11147 | 14 | {"HSGW Address for forwarding", "gtpv2.hsgw_addr_ipv4", |
11148 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11149 | 14 | NULL, HFILL} |
11150 | 14 | }, |
11151 | 14 | { &hf_gtpv2_hsgw_addr_ipv6, |
11152 | 14 | {"HSGW Address for forwarding", "gtpv2.hsgw_addr_ipv6", |
11153 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
11154 | 14 | NULL, HFILL} |
11155 | 14 | }, |
11156 | 14 | { &hf_gtpv2_gre_key, |
11157 | 14 | {"GRE Key", "gtpv2.gre_key", |
11158 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
11159 | 14 | NULL , HFILL} |
11160 | 14 | }, |
11161 | 14 | { &hf_gtpv2_sgw_addr_ipv4, |
11162 | 14 | {"Serving GW Address", "gtpv2.sgw_addr_ipv4", |
11163 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11164 | 14 | NULL, HFILL} |
11165 | 14 | }, |
11166 | 14 | { &hf_gtpv2_sgw_addr_ipv6, |
11167 | 14 | {"Serving GW Address", "gtpv2.sgw_addr_ipv6", |
11168 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
11169 | 14 | NULL, HFILL} |
11170 | 14 | }, |
11171 | 14 | { &hf_gtpv2_sgw_s1u_teid, |
11172 | 14 | {"Serving GW S1-U TEID", "gtpv2.sgw_s1u_teid", |
11173 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0x0, |
11174 | 14 | NULL, HFILL} |
11175 | 14 | }, |
11176 | 14 | {&hf_gtpv2_delay_value, |
11177 | 14 | {"Delay Value (In integer multiples of 50 milliseconds or zero)", "gtpv2.delay_value", |
11178 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11179 | 14 | NULL, HFILL} |
11180 | 14 | }, |
11181 | 14 | {&hf_gtpv2_charging_id, |
11182 | 14 | {"Charging id", "gtpv2.charging_id", |
11183 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
11184 | 14 | NULL, HFILL} |
11185 | 14 | }, |
11186 | 14 | {&hf_gtpv2_charging_characteristic, |
11187 | 14 | {"Charging Characteristic", "gtpv2.charging_characteristic", |
11188 | 14 | FT_UINT16, BASE_HEX, NULL, 0x0, |
11189 | 14 | NULL, HFILL} |
11190 | 14 | }, |
11191 | 14 | {&hf_gtpv2_bearer_flag_ppc, |
11192 | 14 | {"PPC (Prohibit Payload Compression)", "gtpv2.bearer_flag.ppc", |
11193 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
11194 | 14 | NULL, HFILL} |
11195 | 14 | }, |
11196 | 14 | {&hf_gtpv2_bearer_flag_vb, |
11197 | 14 | {"VB (Voice Bearer)", "gtpv2.bearer_flag.vb", |
11198 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
11199 | 14 | NULL, HFILL} |
11200 | 14 | }, |
11201 | 14 | {&hf_gtpv2_pti, |
11202 | 14 | {"Procedure Transaction Id", "gtpv2.pti", |
11203 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11204 | 14 | NULL, HFILL} |
11205 | 14 | }, |
11206 | | /* MM Context */ |
11207 | 14 | { &hf_gtpv2_mm_context_sm, |
11208 | 14 | {"Security Mode", "gtpv2.mm_context_sm", |
11209 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mm_context_security_mode), 0xe0, |
11210 | 14 | NULL, HFILL} |
11211 | 14 | }, |
11212 | 14 | { &hf_gtpv2_mm_context_nhi, |
11213 | 14 | {"NHI(Next Hop Indicator)", "gtpv2.mm_context_nhi", |
11214 | 14 | FT_BOOLEAN, 8, TFS(>pv2_nhi_vals), 0x10, |
11215 | 14 | NULL, HFILL} |
11216 | 14 | }, |
11217 | 14 | { &hf_gtpv2_mm_context_drxi, |
11218 | 14 | {"DRXI", "gtpv2.mm_context_drxi", |
11219 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
11220 | 14 | NULL, HFILL} |
11221 | 14 | }, |
11222 | 14 | { &hf_gtpv2_mm_context_cksn, |
11223 | 14 | {"CKSN", "gtpv2.mm_context_cksn", |
11224 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11225 | 14 | NULL, HFILL} |
11226 | 14 | }, |
11227 | 14 | { &hf_gtpv2_mm_context_cksn_ksi, |
11228 | 14 | {"CKSN/KSI", "gtpv2.mm_context_cksn_ksi", |
11229 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11230 | 14 | NULL, HFILL} |
11231 | 14 | }, |
11232 | 14 | { &hf_gtpv2_metric, |
11233 | 14 | {"Metric", "gtpv2.metric", |
11234 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11235 | 14 | NULL, HFILL} |
11236 | 14 | }, |
11237 | 14 | { &hf_gtpv2_throttling_factor, |
11238 | 14 | {"Throttling Factor", "gtpv2.throttling_factor", |
11239 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11240 | 14 | NULL, HFILL } |
11241 | 14 | }, |
11242 | 14 | { &hf_gtpv2_relative_capacity, |
11243 | 14 | {"Relative Capacity", "gtpv2.relative_capacity", |
11244 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11245 | 14 | NULL, HFILL} |
11246 | 14 | }, |
11247 | 14 | { &hf_gtpv2_apn_length, |
11248 | 14 | {"APN Length", "gtpv2.apn_length", |
11249 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
11250 | 14 | NULL, HFILL} |
11251 | 14 | }, |
11252 | 14 | { &hf_gtpv2_sequence_number, |
11253 | 14 | {"Sequence Number", "gtpv2.sequence_number", |
11254 | 14 | FT_UINT32, BASE_HEX, NULL, 0x0, |
11255 | 14 | NULL, HFILL} |
11256 | 14 | }, |
11257 | 14 | { &hf_gtpv2_mm_context_ksi_a, |
11258 | 14 | {"KSI_asme", "gtpv2.mm_context_ksi_a", |
11259 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11260 | 14 | NULL, HFILL} |
11261 | 14 | }, |
11262 | 14 | { &hf_gtpv2_mm_context_nr_tri, |
11263 | 14 | {"Number of Triplet", "gtpv2.mm_context_nr_tri", |
11264 | 14 | FT_UINT8, BASE_DEC, NULL, 0xe0, |
11265 | 14 | NULL, HFILL} |
11266 | 14 | }, |
11267 | 14 | { &hf_gtpv2_mm_context_used_cipher, |
11268 | 14 | {"Used Cipher", "gtpv2.mm_context_used_cipher", |
11269 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mm_context_used_cipher_vals), 0x07, |
11270 | 14 | NULL, HFILL} |
11271 | 14 | }, |
11272 | 14 | { &hf_gtpv2_mm_context_unipa, |
11273 | 14 | {"Used NAS integrity protection algorithm", "gtpv2.mm_context_unipa", |
11274 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mm_context_unipa_vals), 0x70, |
11275 | 14 | NULL, HFILL} |
11276 | 14 | }, |
11277 | | |
11278 | 14 | { &hf_gtpv2_mm_context_unc, |
11279 | 14 | {"Used NAS Cipher", "gtpv2.mm_context_unc", |
11280 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mm_context_unc_vals), 0x0f, |
11281 | 14 | NULL, HFILL} |
11282 | 14 | }, |
11283 | 14 | { &hf_gtpv2_mm_context_nas_dl_cnt, |
11284 | 14 | {"NAS Downlink Count", "gtpv2.mm_context_nas_dl_cnt", |
11285 | 14 | FT_UINT24, BASE_DEC, NULL, 0x0, |
11286 | 14 | NULL, HFILL} |
11287 | 14 | }, |
11288 | 14 | { &hf_gtpv2_mm_context_nas_ul_cnt, |
11289 | 14 | {"NAS Uplink Count", "gtpv2.mm_context_nas_ul_cnt", |
11290 | 14 | FT_UINT24, BASE_DEC, NULL, 0x0, |
11291 | 14 | NULL, HFILL} |
11292 | 14 | }, |
11293 | 14 | { &hf_gtpv2_mm_context_kasme, |
11294 | 14 | {"Kasme", "gtpv2.mm_context_kasme", |
11295 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11296 | 14 | NULL, HFILL} |
11297 | 14 | }, |
11298 | 14 | { &hf_gtpv2_mm_context_rand, |
11299 | 14 | {"RAND", "gtpv2.mm_context_rand", |
11300 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11301 | 14 | NULL, HFILL} |
11302 | 14 | }, |
11303 | 14 | {&hf_gtpv2_uci_csg_id, |
11304 | 14 | {"CSG ID", "gtpv2.cui_csg_id", |
11305 | 14 | FT_UINT32, BASE_DEC, NULL, 0x07FFFFFF, |
11306 | 14 | NULL, HFILL} |
11307 | 14 | }, |
11308 | 14 | {&hf_gtpv2_uci_csg_id_spare, |
11309 | 14 | {"Spare", "gtpv2.cui_csg_id_spare", |
11310 | 14 | FT_UINT8, BASE_DEC, NULL, 0xF8, |
11311 | 14 | NULL, HFILL} |
11312 | 14 | }, |
11313 | 14 | { &hf_gtpv2_uci_csg_membership, |
11314 | 14 | { "CSG Membership Indication", "gtpv2.uci_csg_membership", |
11315 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_uci_csg_membership_status), 0x01, |
11316 | 14 | NULL, HFILL } |
11317 | 14 | }, |
11318 | 14 | { &hf_gtpv2_uci_access_mode, |
11319 | 14 | {"Access Mode", "gtpv2.uci_access_mode", |
11320 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_uci_access_mode), 0xC0, |
11321 | 14 | NULL, HFILL } |
11322 | 14 | }, |
11323 | 14 | { &hf_gtpv2_uci_lcsg, |
11324 | 14 | {"Leave CSG", "gtpv2.uci_leave_csg", |
11325 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_uci_leave_csg), 0x02, |
11326 | 14 | NULL, HFILL } |
11327 | 14 | }, |
11328 | 14 | { &hf_gtpv2_mm_context_xres_len, |
11329 | 14 | {"XRES Length", "gtpv2.mm_context_xres_len", |
11330 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11331 | 14 | NULL, HFILL} |
11332 | 14 | }, |
11333 | 14 | { &hf_gtpv2_mm_context_xres, |
11334 | 14 | {"XRES", "gtpv2.mm_context_xres", |
11335 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11336 | 14 | NULL, HFILL} |
11337 | 14 | }, |
11338 | 14 | { &hf_gtpv2_mm_context_autn_len, |
11339 | 14 | {"AUTN Length", "gtpv2.mm_context_autn_len", |
11340 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11341 | 14 | NULL, HFILL} |
11342 | 14 | }, |
11343 | 14 | { &hf_gtpv2_mm_context_autn, |
11344 | 14 | {"AUTN", "gtpv2.mm_context_autn", |
11345 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11346 | 14 | NULL, HFILL} |
11347 | 14 | }, |
11348 | 14 | { &hf_gtpv2_mm_context_drx, |
11349 | 14 | {"DRX", "gtpv2.mm_context_drx", |
11350 | 14 | FT_UINT16, BASE_HEX, NULL, 0x0, |
11351 | 14 | NULL, HFILL} |
11352 | 14 | }, |
11353 | 14 | { &hf_gtpv2_vdp_length, |
11354 | 14 | {"VDP and UE's Usage Setting length", "gtpv2.vdp_length", |
11355 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11356 | 14 | NULL, HFILL} |
11357 | 14 | }, |
11358 | | |
11359 | 14 | { &hf_gtpv2_mm_context_ue_net_cap_len, |
11360 | 14 | {"Length of UE Network Capability", "gtpv2.mm_context_ue_net_cap_len", |
11361 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11362 | 14 | NULL, HFILL} |
11363 | 14 | }, |
11364 | 14 | { &hf_gtpv2_mm_context_ms_net_cap_len, |
11365 | 14 | {"Length of MS Network Capability", "gtpv2.mm_context_ms_net_cap_len", |
11366 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11367 | 14 | NULL, HFILL} |
11368 | 14 | }, |
11369 | 14 | { &hf_gtpv2_mm_context_mei_len, |
11370 | 14 | {"Length of Mobile Equipment Identity (MEI)", "gtpv2.mm_context_mei_len", |
11371 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11372 | 14 | NULL, HFILL} |
11373 | 14 | }, |
11374 | 14 | { &hf_gtpv2_mm_contex_nhi_old, |
11375 | 14 | { "Next Hop Indicator for old EPS Security Context", "gtpv2.mm_context_nhi_old", |
11376 | 14 | FT_UINT8, BASE_DEC, NULL, 0x80, |
11377 | 14 | NULL, HFILL } |
11378 | 14 | }, |
11379 | 14 | { &hf_gtpv2_mm_context_old_ksiasme, |
11380 | 14 | { "old KSIASME", "gtpv2.old_ksiasme", |
11381 | 14 | FT_UINT8, BASE_DEC, NULL, 0x38, |
11382 | 14 | NULL, HFILL } |
11383 | 14 | }, |
11384 | 14 | { &hf_gtpv2_mm_context_old_ncc, |
11385 | 14 | { "old NCC", "gtpv2.old_ncc", |
11386 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11387 | 14 | NULL, HFILL } |
11388 | 14 | }, |
11389 | 14 | { &hf_gtpv2_mm_context_old_kasme, |
11390 | 14 | { "Old Kasme", "gtpv2.mm_context_old_kasme", |
11391 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11392 | 14 | NULL, HFILL } |
11393 | 14 | }, |
11394 | 14 | { &hf_gtpv2_mm_context_old_nh,{ "Old NH (Old Next Hop)", "gtpv2.mm_context.old_nh", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
11395 | 14 | { &hf_gtpv2_mm_context_vdp_len, |
11396 | 14 | { "Length of Voice Domain Preference and UE's Usage Setting", "gtpv2.mm_context.vdp_len", |
11397 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11398 | 14 | NULL, HFILL } |
11399 | 14 | }, |
11400 | 14 | { &hf_gtpv2_mm_context_paging_len, |
11401 | 14 | { "Length of UE Radio Capability for Paging information", "gtpv2.mm_context.paging_len", |
11402 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11403 | 14 | NULL, HFILL } |
11404 | 14 | }, |
11405 | 14 | { &hf_gtpv2_mm_context_ex_access_res_data_len, |
11406 | 14 | { "Length of Extended Access Restriction Data", "gtpv2.mm_context.ex_access_res_data_len", |
11407 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11408 | 14 | NULL, HFILL } |
11409 | 14 | }, |
11410 | 14 | { &hf_gtpv2_mm_context_ue_add_sec_cap_len, |
11411 | 14 | { "Length of UE additional security capability", "gtpv2.mm_context.ue_add_sec_cap_len", |
11412 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11413 | 14 | NULL, HFILL } |
11414 | 14 | }, |
11415 | 14 | { &hf_gtpv2_mm_context_ue_nr_sec_cap_len, |
11416 | 14 | { "Length of UE NR security capability", "gtpv2.mm_context.ue_nr_sec_cap_len", |
11417 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11418 | 14 | NULL, HFILL } |
11419 | 14 | }, |
11420 | 14 | { &hf_gtpv2_mm_context_apn_rte_ctrl_sts_len, |
11421 | 14 | { "Length of APN Rate Control Statuses", "gtpv2.mm_context.apn_rte_ctrl_sts_len", |
11422 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11423 | 14 | NULL, HFILL } |
11424 | 14 | }, |
11425 | 14 | { &hf_gtpv2_mm_context_cnr_len, |
11426 | 14 | { "Length of Core Network Restrictions", "gtpv2.mm_context.cnr_len", |
11427 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11428 | 14 | NULL, HFILL } |
11429 | 14 | }, |
11430 | 14 | { &hf_gtpv2_mm_context_ue_radio_cap_len, |
11431 | 14 | { "Length of UE Radio Capability ID", "gtpv2.mm_context.radio_cap_len", |
11432 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11433 | 14 | NULL, HFILL } |
11434 | 14 | }, |
11435 | 14 | { &hf_gtpv2_una, |
11436 | 14 | { "UTRAN", "gtpv2.mm_context.una", |
11437 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x01, |
11438 | 14 | NULL, HFILL } |
11439 | 14 | }, |
11440 | 14 | { &hf_gtpv2_gena, |
11441 | 14 | { "GERAN", "gtpv2.mm_context.gena", |
11442 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x02, |
11443 | 14 | NULL, HFILL } |
11444 | 14 | }, |
11445 | 14 | { &hf_gtpv2_gana, |
11446 | 14 | { "GAN", "gtpv2.mm_context.gana", |
11447 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x04, |
11448 | 14 | NULL, HFILL } |
11449 | 14 | }, |
11450 | 14 | { &hf_gtpv2_ina, |
11451 | 14 | { "I-HSPA-EVOLUTION", "gtpv2.mm_context.ina", |
11452 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x08, |
11453 | 14 | NULL, HFILL } |
11454 | 14 | }, |
11455 | 14 | { &hf_gtpv2_ena, |
11456 | 14 | { "E-UTRAN", "gtpv2.mm_context.ena", |
11457 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x10, |
11458 | 14 | NULL, HFILL } |
11459 | 14 | }, |
11460 | 14 | { &hf_gtpv2_hnna, |
11461 | 14 | { "HO-toNone3GPP-Access", "gtpv2.mm_context.hnna", |
11462 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x20, |
11463 | 14 | NULL, HFILL } |
11464 | 14 | }, |
11465 | 14 | { &hf_gtpv2_hbna, |
11466 | 14 | { "NB-IoT Not Allowed", "gtpv2.mm_context.hbna", |
11467 | 14 | FT_BOOLEAN, 8, TFS(&tfs_not_allowed_allowed), 0x40, |
11468 | 14 | NULL, HFILL } |
11469 | 14 | }, |
11470 | 14 | { &hf_gtpv2_mm_context_ksi, |
11471 | 14 | {"KSI", "gtpv2.mm_context_ksi", |
11472 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11473 | 14 | NULL, HFILL} |
11474 | 14 | }, |
11475 | 14 | { &hf_gtpv2_mm_context_nr_qui, |
11476 | 14 | {"Number of Quintuplets", "gtpv2.mm_context_nr_qui", |
11477 | 14 | FT_UINT8, BASE_DEC, NULL, 0xe0, |
11478 | 14 | NULL, HFILL} |
11479 | 14 | }, |
11480 | | |
11481 | 14 | { &hf_gtpv2_mm_context_nr_qua, |
11482 | 14 | {"Number of Quadruplet", "gtpv2.mm_context_nr_qua", |
11483 | 14 | FT_UINT8, BASE_DEC, NULL, 0x1c, |
11484 | 14 | NULL, HFILL} |
11485 | 14 | }, |
11486 | 14 | { &hf_gtpv2_mm_context_uamb_ri, |
11487 | 14 | {"UAMB RI", "gtpv2.mm_context_uamb_ri", |
11488 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
11489 | 14 | NULL, HFILL} |
11490 | 14 | }, |
11491 | 14 | { &hf_gtpv2_mm_context_osci, |
11492 | 14 | {"OSCI", "gtpv2.mm_context_osci", |
11493 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
11494 | 14 | "Old Security Context Indicator", HFILL} |
11495 | 14 | }, |
11496 | 14 | { &hf_gtpv2_mm_context_nruna, |
11497 | 14 | { "NRUNA (NR-U in 5GS Not Allowed)", "gtpv2.mm_context.nruna", |
11498 | 14 | FT_BOOLEAN, 8, NULL, 0x10, |
11499 | 14 | NULL, HFILL } |
11500 | 14 | }, |
11501 | 14 | { &hf_gtpv2_mm_context_nrusrna, |
11502 | 14 | { "NRUSRNA (New Radio Unlicensed as Secondary RAT Not Allowed)", "gtpv2.mm_context.nrusrna", |
11503 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
11504 | 14 | NULL, HFILL } |
11505 | 14 | }, |
11506 | 14 | { &hf_gtpv2_mm_context_nrna, |
11507 | 14 | { "NRNA(NR in 5GS Not Allowed)", "gtpv2.mm_context.nrna", |
11508 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
11509 | 14 | NULL, HFILL } |
11510 | 14 | }, |
11511 | 14 | { &hf_gtpv2_mm_context_ussrna, |
11512 | 14 | {"USSRNA", "gtpv2.mm_context_ussrna", |
11513 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
11514 | 14 | "Unlicensed Spectrum in the form of LAA or LWA/LWIP as Secondary RAT Not Allowed", HFILL} |
11515 | 14 | }, |
11516 | 14 | { &hf_gtpv2_mm_context_nrsrna, |
11517 | 14 | {"NRSRNA(NR as Secondary RAT Not Allowed)", "gtpv2.mm_context_nrsrna", |
11518 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
11519 | 14 | NULL, HFILL} |
11520 | 14 | }, |
11521 | 14 | { &hf_gtpv2_mm_context_ensct, |
11522 | 14 | {"ENSCT (EPS NAS Security Context Type)", "gtpv2.mm_context_ensct", |
11523 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mm_context_eps_nas_security_context_type_vals), 0x03, |
11524 | 14 | NULL, HFILL} |
11525 | 14 | }, |
11526 | 14 | { &hf_gtpv2_mm_context_samb_ri, |
11527 | 14 | {"SAMB RI", "gtpv2.mm_context_samb_ri", |
11528 | 14 | FT_BOOLEAN, BASE_NONE, NULL, 0x0, |
11529 | 14 | NULL, HFILL} |
11530 | 14 | }, |
11531 | 14 | { &hf_gtpv2_ue_time_zone_dst, |
11532 | 14 | {"Daylight Saving Time", "gtpv2.ue_time_zone_dst", |
11533 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_ue_time_zone_dst_vals), 0x03, |
11534 | 14 | NULL, HFILL} |
11535 | 14 | }, |
11536 | 14 | { &hf_gtpv2_fq_csid_type, |
11537 | 14 | {"Node-ID Type", "gtpv2.fq_csid_type", |
11538 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf0, |
11539 | 14 | NULL, HFILL} |
11540 | 14 | }, |
11541 | 14 | { &hf_gtpv2_fq_csid_nr, |
11542 | 14 | {"Number of CSIDs", "gtpv2.fq_csid_nr", |
11543 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
11544 | 14 | NULL, HFILL} |
11545 | 14 | }, |
11546 | 14 | { &hf_gtpv2_fq_csid_ipv4, |
11547 | 14 | {"Node-ID (IPv4)", "gtpv2.fq_csid_ipv4", |
11548 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11549 | 14 | NULL, HFILL} |
11550 | 14 | }, |
11551 | 14 | { &hf_gtpv2_fq_csid_ipv6, |
11552 | 14 | {"Node-ID (IPv6)", "gtpv2.fq_csid_ipv6", |
11553 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
11554 | 14 | NULL, HFILL} |
11555 | 14 | }, |
11556 | 14 | { &hf_gtpv2_fq_csid_id, |
11557 | 14 | {"CSID", "gtpv2.fq_csid_id", |
11558 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11559 | 14 | NULL, HFILL} |
11560 | 14 | }, |
11561 | 14 | { &hf_gtpv2_complete_req_msg_type, |
11562 | 14 | {"Complete Request Message Type", "gtpv2.complete_req_msg_type", |
11563 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_complete_req_msg_type_vals), 0x0, |
11564 | 14 | NULL, HFILL} |
11565 | 14 | }, |
11566 | 14 | {&hf_gtpv2_mme_grp_id, |
11567 | 14 | {"MME Group ID", "gtpv2.mme_grp_id", |
11568 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11569 | 14 | NULL, HFILL} |
11570 | 14 | }, |
11571 | 14 | { &hf_gtpv2_mme_code, |
11572 | 14 | {"MME Code", "gtpv2.mme_code", |
11573 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11574 | 14 | NULL, HFILL} |
11575 | 14 | }, |
11576 | 14 | { &hf_gtpv2_m_tmsi, |
11577 | 14 | {"M-TMSI", "gtpv2.m_tmsi", |
11578 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11579 | 14 | NULL, HFILL} |
11580 | 14 | }, |
11581 | 14 | { &hf_gtpv2_container_type, |
11582 | 14 | {"Container Type", "gtpv2.container_type", |
11583 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_container_type_vals), 0x0f, |
11584 | 14 | NULL, HFILL} |
11585 | 14 | }, |
11586 | 14 | { &hf_gtpv2_cause_type, |
11587 | 14 | {"Cause Type", "gtpv2.cause_type", |
11588 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_cause_type_vals_ext, 0x0f, |
11589 | 14 | NULL, HFILL} |
11590 | 14 | }, |
11591 | 14 | { &hf_gtpv2_CauseRadioNetwork, |
11592 | 14 | {"Radio Network Layer Cause", "gtpv2.CauseRadioNetwork", |
11593 | 14 | FT_UINT8, BASE_DEC, VALS(s1ap_CauseRadioNetwork_vals), 0x0, |
11594 | 14 | NULL, HFILL} |
11595 | 14 | }, |
11596 | 14 | { &hf_gtpv2_CauseTransport, |
11597 | 14 | {"Transport Layer Cause", "gtpv2.CauseTransport", |
11598 | 14 | FT_UINT8, BASE_DEC, VALS(s1ap_CauseTransport_vals), 0x0, |
11599 | 14 | NULL, HFILL} |
11600 | 14 | }, |
11601 | 14 | { &hf_gtpv2_CauseNas, |
11602 | 14 | {"NAS Cause", "gtpv2.CauseNas", |
11603 | 14 | FT_UINT8, BASE_DEC, VALS(s1ap_CauseNas_vals), 0x0, |
11604 | 14 | NULL, HFILL} |
11605 | 14 | }, |
11606 | 14 | { &hf_gtpv2_CauseMisc, |
11607 | 14 | {"Miscellaneous Cause", "gtpv2.CauseMisc", |
11608 | 14 | FT_UINT8, BASE_DEC, VALS(s1ap_CauseMisc_vals), 0x0, |
11609 | 14 | NULL, HFILL} |
11610 | 14 | }, |
11611 | 14 | { &hf_gtpv2_target_type, |
11612 | 14 | {"Target Type", "gtpv2.target_type", |
11613 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_target_type_vals_ext, 0x0, |
11614 | 14 | NULL, HFILL} |
11615 | 14 | }, |
11616 | 14 | {&hf_gtpv2_macro_enodeb_id, |
11617 | 14 | {"Macro eNodeB ID", "gtpv2.macro_enodeb_id", |
11618 | 14 | FT_UINT24, BASE_HEX, NULL, 0x0fffff, |
11619 | 14 | NULL, HFILL} |
11620 | 14 | }, |
11621 | 14 | {&hf_gtpv2_smenb, |
11622 | 14 | {"SMeNB", "gtpv2.smenb", |
11623 | 14 | FT_BOOLEAN, 8, TFS(>pv2_smenb), 0x80, |
11624 | 14 | NULL, HFILL} |
11625 | 14 | }, |
11626 | 14 | {&hf_gtpv2_ext_macro_enodeb_id, |
11627 | 14 | {"Extended Macro eNodeB ID", "gtpv2.ext_macro_enodeb_id", |
11628 | 14 | FT_UINT24, BASE_HEX, NULL, 0x1fffff, |
11629 | 14 | NULL, HFILL} |
11630 | 14 | }, |
11631 | 14 | {&hf_gtpv2_ext_macro_ng_enodeb_id, |
11632 | 14 | {"Extended Macro ng-eNodeB ID", "gtpv2.ext_macro_ng_enodeb_id", |
11633 | 14 | FT_UINT24, BASE_HEX, NULL, 0x1fffff, |
11634 | 14 | NULL, HFILL} |
11635 | 14 | }, |
11636 | 14 | {&hf_gtpv2_cellid, |
11637 | 14 | {"CellId", "gtpv2.cellid", |
11638 | 14 | FT_UINT32, BASE_DEC, NULL, 0xFF, |
11639 | 14 | NULL, HFILL} |
11640 | 14 | }, |
11641 | 14 | { &hf_gtpv2_enodebid, |
11642 | 14 | { "eNodeB Id", "gtpv2.enodebid", |
11643 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0FFFFF00, |
11644 | 14 | NULL, HFILL } |
11645 | 14 | }, |
11646 | 14 | { &hf_gtpv2_CauseProtocol, |
11647 | 14 | {"Protocol Cause", "gtpv2.CauseProtocol", |
11648 | 14 | FT_UINT8, BASE_DEC, VALS(s1ap_CauseProtocol_vals), 0x0, |
11649 | 14 | NULL, HFILL} |
11650 | 14 | }, |
11651 | 14 | {&hf_gtpv2_apn_rest, |
11652 | 14 | {"APN Restriction", "gtpv2.apn_rest", |
11653 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_apn_restriction_vals_ext, 0x0, |
11654 | 14 | NULL, HFILL} |
11655 | 14 | }, |
11656 | 14 | {&hf_gtpv2_selec_mode, |
11657 | 14 | {"Selection Mode", "gtpv2.selec_mode", |
11658 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_selec_mode_vals), 0x03, |
11659 | 14 | NULL, HFILL} |
11660 | 14 | }, |
11661 | 14 | { &hf_gtpv2_source_type, |
11662 | 14 | {"Source Type", "gtpv2.source_type", |
11663 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11664 | 14 | NULL, HFILL} |
11665 | 14 | }, |
11666 | 14 | {&hf_gtpv2_bearer_control_mode, |
11667 | 14 | {"Bearer Control Mode", "gtpv2.bearer_control_mode", |
11668 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_bearer_control_mode_vals), 0x0, |
11669 | 14 | NULL, HFILL} |
11670 | 14 | }, |
11671 | 14 | { &hf_gtpv2_cng_rep_act, |
11672 | 14 | {"Change Reporting Action", "gtpv2.cng_rep_act", |
11673 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_cng_rep_act_vals), 0x0, |
11674 | 14 | NULL, HFILL} |
11675 | 14 | }, |
11676 | 14 | { &hf_gtpv2_node_type, |
11677 | 14 | {"Node Type", "gtpv2.node_type", |
11678 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_node_type_vals), 0x0, |
11679 | 14 | NULL, HFILL} |
11680 | 14 | }, |
11681 | 14 | {&hf_gtpv2_fqdn, |
11682 | 14 | {"FQDN", "gtpv2.fqdn", |
11683 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
11684 | 14 | NULL, HFILL} |
11685 | 14 | }, |
11686 | 14 | { &hf_gtpv2_enterprise_id, |
11687 | 14 | {"Enterprise ID", "gtpv2.enterprise_id", |
11688 | 14 | FT_UINT16, BASE_ENTERPRISES, STRINGS_ENTERPRISES, 0x0, |
11689 | 14 | NULL, HFILL} |
11690 | 14 | }, |
11691 | 14 | { &hf_gtpv2_ti, |
11692 | 14 | {"Transaction Identifier", "gtpv2.ti", |
11693 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11694 | 14 | NULL, HFILL} |
11695 | 14 | }, |
11696 | 14 | { &hf_gtpv2_bss_container_phx, |
11697 | 14 | {"PHX", "gtpv2.bss_cont.phx", |
11698 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x08, |
11699 | 14 | NULL, HFILL} |
11700 | 14 | }, |
11701 | 14 | { &hf_gtpv2_bss_con_sapi_flg, |
11702 | 14 | {"SAPI", "gtpv2.bss_cont.sapi_flg", |
11703 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, |
11704 | 14 | NULL, HFILL} |
11705 | 14 | }, |
11706 | 14 | { &hf_gtpv2_bss_con_rp_flg, |
11707 | 14 | {"RP", "gtpv2.bss_cont.rp_flg", |
11708 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
11709 | 14 | NULL, HFILL} |
11710 | 14 | }, |
11711 | 14 | { &hf_gtpv2_bss_con_pfi_flg, |
11712 | 14 | {"PFI", "gtpv2.bss_cont.pfi_flg", |
11713 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
11714 | 14 | NULL, HFILL} |
11715 | 14 | }, |
11716 | 14 | { &hf_gtpv2_bss_con_pfi, |
11717 | 14 | {"Packet Flow ID(PFI)", "gtpv2.bss_cont.pfi", |
11718 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11719 | 14 | NULL, HFILL} |
11720 | 14 | }, |
11721 | 14 | { &hf_gtpv2_bss_con_rp, |
11722 | 14 | {"Radio Priority(RP)", "gtpv2.bss_cont.rp", |
11723 | 14 | FT_UINT8, BASE_DEC, NULL, 0x07, |
11724 | 14 | NULL, HFILL} |
11725 | 14 | }, |
11726 | 14 | { &hf_gtpv2_bss_con_sapi, |
11727 | 14 | {"SAPI", "gtpv2.bss_cont.sapi", |
11728 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf0, |
11729 | 14 | NULL, HFILL} |
11730 | 14 | }, |
11731 | 14 | { &hf_gtpv2_bss_con_xid_len, |
11732 | 14 | {"XiD parameters length", "gtpv2.bss_cont.xid_len", |
11733 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11734 | 14 | NULL, HFILL} |
11735 | 14 | }, |
11736 | 14 | { &hf_gtpv2_bss_con_xid, |
11737 | 14 | {"XiD parameters", "gtpv2.bss_cont.xid", |
11738 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11739 | 14 | NULL, HFILL} |
11740 | 14 | }, |
11741 | 14 | { &hf_gtpv2_home_enodeb_id, |
11742 | 14 | {"Home eNodeB ID", "gtpv2.home_enodeb_id", |
11743 | 14 | FT_UINT32, BASE_HEX, NULL, 0x0fffffff, |
11744 | 14 | NULL, HFILL} |
11745 | 14 | }, |
11746 | 14 | { &hf_gtpv2_tac, |
11747 | 14 | {"Tracking Area Code (TAC)", "gtpv2.tac", |
11748 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11749 | 14 | NULL, HFILL} |
11750 | 14 | }, |
11751 | 14 | { &hf_gtpv2_mbms_service_area_nr, |
11752 | 14 | {"Number of MBMS Service Area codes", "gtpv2.mbms_service_area_nr", |
11753 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11754 | 14 | NULL, HFILL} |
11755 | 14 | }, |
11756 | 14 | { &hf_gtpv2_mbms_service_area_id, |
11757 | 14 | {"MBMS Service Area code (Service Area Identity)", "gtpv2.mbms_service_area_id", |
11758 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
11759 | 14 | NULL, HFILL} |
11760 | 14 | }, |
11761 | 14 | { &hf_gtpv2_mbms_session_id, |
11762 | 14 | {"MBMS Session Identifier", "gtpv2.mbms_session_id", |
11763 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11764 | 14 | NULL, HFILL} |
11765 | 14 | }, |
11766 | 14 | { &hf_gtpv2_mbms_flow_id, |
11767 | 14 | {"MBMS Flow Identifier", "gtpv2.mbms_flow_id", |
11768 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11769 | 14 | NULL, HFILL} |
11770 | 14 | }, |
11771 | 14 | { &hf_gtpv2_cteid, |
11772 | 14 | {"Common Tunnel Endpoint Identifier", "gtpv2.cetid", |
11773 | 14 | FT_UINT32, BASE_HEX_DEC, NULL, 0x0, |
11774 | 14 | NULL, HFILL} |
11775 | 14 | }, |
11776 | 14 | { &hf_gtpv2_ip_addr_type, |
11777 | 14 | {"IP Address Type", "gtpv2.ip_addr_type", |
11778 | 14 | FT_UINT8, BASE_DEC, NULL, 0xc0, |
11779 | 14 | NULL, HFILL} |
11780 | 14 | }, |
11781 | 14 | { &hf_gtpv2_ip_addr_len, |
11782 | 14 | {"IP Address Length", "gtpv2.ip_addr_len", |
11783 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
11784 | 14 | NULL, HFILL} |
11785 | 14 | }, |
11786 | 14 | { &hf_gtpv2_mbms_ip_mc_dist_addrv4, |
11787 | 14 | {"MBMS IP Multicast Distribution Address (IPv4)", "gtpv2.mbms_ip_mc_dist_addrv4", |
11788 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11789 | 14 | NULL, HFILL} |
11790 | 14 | }, |
11791 | 14 | { &hf_gtpv2_mbms_ip_mc_dist_addrv6, |
11792 | 14 | {"MBMS IP Multicast Distribution Address (IPv6)", "gtpv2.mbms_ip_mc_dist_addrv6", |
11793 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
11794 | 14 | NULL, HFILL} |
11795 | 14 | }, |
11796 | 14 | { &hf_gtpv2_mbms_ip_mc_src_addrv4, |
11797 | 14 | {"MBMS IP Multicast Source Address (IPv4)", "gtpv2.mbms_ip_mc_src_addrv4", |
11798 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11799 | 14 | NULL, HFILL} |
11800 | 14 | }, |
11801 | 14 | { &hf_gtpv2_mbms_ip_mc_src_addrv6, |
11802 | 14 | {"MBMS IP Multicast Source Address (IPv6)", "gtpv2.mbms_ip_mc_src_addrv6", |
11803 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
11804 | 14 | NULL, HFILL} |
11805 | 14 | }, |
11806 | 14 | { &hf_gtpv2_mbms_hc_indicator, |
11807 | 14 | {"MBMS HC Indicator", "gtpv2.mbms_hc_indicator", |
11808 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mbms_hc_indicator_vals), 0x0, |
11809 | 14 | NULL, HFILL} |
11810 | 14 | }, |
11811 | 14 | { &hf_gtpv2_mbms_dist_indication, |
11812 | 14 | {"MBMS Distribution Indication", "gtpv2.mbms_dist_indication", |
11813 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mbms_dist_indication_vals), 0x03, |
11814 | 14 | NULL, HFILL} |
11815 | 14 | }, |
11816 | 14 | { &hf_gtpv2_subscriber_rfsp, |
11817 | 14 | {"Subscribed RFSP Index", "gtpv2.subscriber_rfsp", |
11818 | 14 | FT_INT16, BASE_DEC, NULL, 0x0, |
11819 | 14 | NULL, HFILL} |
11820 | 14 | }, |
11821 | 14 | { &hf_gtpv2_rfsp_inuse, |
11822 | 14 | {"RFSP Index in Use", "gtpv2.rfsp_inuse", |
11823 | 14 | FT_INT16, BASE_DEC, NULL, 0x0, |
11824 | 14 | NULL, HFILL} |
11825 | 14 | }, |
11826 | 14 | { &hf_gtpv2_mbms_service_id, |
11827 | 14 | {"MBMS Service ID", "gtpv2.mbms_service_id", |
11828 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
11829 | 14 | NULL, HFILL} |
11830 | 14 | }, |
11831 | 14 | { &hf_gtpv2_add_flags_for_srvcc_ics, |
11832 | 14 | {"ICS (IMS Centralized Service)", "gtpv2.add_flags_for_srvcc_ics", |
11833 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
11834 | 14 | NULL, HFILL} |
11835 | 14 | }, |
11836 | 14 | { &hf_gtpv2_vsrvcc_flag, |
11837 | 14 | {"VF (vSRVCC Flag)", "gtpv2.vsrvcc_flag", |
11838 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
11839 | 14 | NULL, HFILL} |
11840 | 14 | }, |
11841 | 14 | { &hf_gtpv2_henb_info_report_fti, |
11842 | 14 | {"FTI", "gtpv2.henb_info_report_fti", |
11843 | 14 | FT_BOOLEAN, 8, TFS(>pv2_henb_info_report_fti_vals), 0x01, |
11844 | 14 | NULL, HFILL} |
11845 | 14 | }, |
11846 | 14 | { &hf_gtpv2_ip4cp_subnet_prefix_len, |
11847 | 14 | {"Subnet Prefix Length", "gtpv2.ip4cp_subnet_prefix_len", |
11848 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
11849 | 14 | NULL, HFILL} |
11850 | 14 | }, |
11851 | 14 | { &hf_gtpv2_ip4cp_ipv4, |
11852 | 14 | {"IPv4 Default Router Address", "gtpv2.ip4cp_ipv4", |
11853 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
11854 | 14 | NULL, HFILL} |
11855 | 14 | }, |
11856 | 14 | { &hf_gtpv2_change_report_flags_sncr, |
11857 | 14 | {"SNCR (Service Network Change to Report)", "gtpv2.change_report_flags_sncr", |
11858 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
11859 | 14 | NULL, HFILL} |
11860 | 14 | }, |
11861 | 14 | { &hf_gtpv2_change_report_flags_tzcr, |
11862 | 14 | {"TZCR (Time Zone Change to Report)", "gtpv2.change_report_flags_tzcr", |
11863 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
11864 | 14 | NULL, HFILL} |
11865 | 14 | }, |
11866 | 14 | {&hf_gtpv2_action_indication_val, |
11867 | 14 | {"Action Indication", "gtpv2.action_indication_val", |
11868 | 14 | FT_UINT8, BASE_DEC|BASE_EXT_STRING, >pv2_action_indication_vals_ext, 0x07, |
11869 | 14 | NULL , HFILL} |
11870 | 14 | }, |
11871 | 14 | { &hf_gtpv2_uli_timestamp, |
11872 | 14 | { "ULI Timestamp", "gtpv2.uli_timestamp", |
11873 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, |
11874 | 14 | NULL, HFILL } |
11875 | 14 | }, |
11876 | 14 | { &hf_gtpv2_abs_time_mbms_data, |
11877 | 14 | { "Absolute Time of MBMS Data Transfer", "gtpv2.abs_time_mbms_data", |
11878 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, |
11879 | 14 | NULL, HFILL } |
11880 | 14 | }, |
11881 | 14 | { &hf_gtpv2_mbms_session_duration_days, |
11882 | 14 | {"MBMS Session Duration (days)", "gtpv2.mbms_session_duration_days", |
11883 | 14 | FT_UINT24, BASE_DEC, NULL, 0x00007F, |
11884 | 14 | NULL, HFILL} |
11885 | 14 | }, |
11886 | 14 | { &hf_gtpv2_mbms_session_duration_secs, |
11887 | 14 | {"MBMS Session Duration (seconds)", "gtpv2.mbms_session_duration_secs", |
11888 | 14 | FT_UINT24, BASE_DEC, NULL, 0xFFFF80, |
11889 | 14 | NULL, HFILL} |
11890 | 14 | }, |
11891 | 14 | { &hf_gtpv2_csg_id, |
11892 | 14 | {"CSG ID", "gtpv2.csg_id", |
11893 | 14 | FT_UINT32, BASE_HEX, NULL, 0x07ffffff, |
11894 | 14 | NULL, HFILL} |
11895 | 14 | }, |
11896 | 14 | { &hf_gtpv2_cmi, |
11897 | 14 | {"CSG Membership Indication (CMI)", "gtpv2.cmi", |
11898 | 14 | FT_BOOLEAN, 8, TFS(&tfs_no_yes), 0x01, |
11899 | 14 | NULL, HFILL} |
11900 | 14 | }, |
11901 | 14 | { &hf_gtpv2_service_indicator, |
11902 | 14 | {"Service Indicator", "gtpv2.service_indicator", |
11903 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_service_indicator_vals), 0, |
11904 | 14 | NULL, HFILL} |
11905 | 14 | }, |
11906 | 14 | { &hf_gtpv2_detach_type, |
11907 | 14 | {"Detach Type", "gtpv2.detach_type", |
11908 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_detach_type_vals), 0, |
11909 | 14 | NULL, HFILL} |
11910 | 14 | }, |
11911 | 14 | { &hf_gtpv2_ldn, |
11912 | 14 | {"Local Distinguished Name (LDN)", "gtpv2.ldn", |
11913 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
11914 | 14 | NULL, HFILL} |
11915 | 14 | }, |
11916 | 14 | { &hf_gtpv2_node_features_prn, |
11917 | 14 | {"PGW Restart Notification (PRN)", "gtpv2.node_features_prn", |
11918 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x01, |
11919 | 14 | NULL, HFILL} |
11920 | 14 | }, |
11921 | 14 | { &hf_gtpv2_node_features_mabr, |
11922 | 14 | {"Modify Access Bearers Request (MABR)", "gtpv2.node_features_mabr", |
11923 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x02, |
11924 | 14 | NULL, HFILL} |
11925 | 14 | }, |
11926 | 14 | { &hf_gtpv2_node_features_ntsr, |
11927 | 14 | {"Network Triggered Service Restoration (NTSR)", "gtpv2.node_features_ntsr", |
11928 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x04, |
11929 | 14 | NULL, HFILL} |
11930 | 14 | }, |
11931 | 14 | { &hf_gtpv2_node_features_ciot, |
11932 | 14 | {"Cellular Internet Of Things (CIOT)", "gtpv2.node_features_ciot", |
11933 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x08, |
11934 | 14 | NULL, HFILL} |
11935 | 14 | }, |
11936 | 14 | { &hf_gtpv2_node_features_s1un, |
11937 | 14 | {"S1-U path failure notification feature (S1UN)", "gtpv2.node_features_s1un", |
11938 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x10, |
11939 | 14 | NULL, HFILL} |
11940 | 14 | }, |
11941 | 14 | { &hf_gtpv2_node_features_eth, |
11942 | 14 | {"Ethernet PDN type (ETH)", "gtpv2.node_features_eth", |
11943 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x20, |
11944 | 14 | NULL, HFILL} |
11945 | 14 | }, |
11946 | 14 | { &hf_gtpv2_node_features_mtedt, |
11947 | 14 | {"Support of MT-EDT (MTEDT)", "gtpv2.node_features_mtedt", |
11948 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x40, |
11949 | 14 | NULL, HFILL} |
11950 | 14 | }, |
11951 | 14 | { &hf_gtpv2_node_features_psset, |
11952 | 14 | {"Support of PGW-C/SMF Set (PSSET)", "gtpv2.node_features_psset", |
11953 | 14 | FT_BOOLEAN, 8, TFS(&tfs_enabled_disabled), 0x80, |
11954 | 14 | NULL, HFILL} |
11955 | 14 | }, |
11956 | 14 | { &hf_gtpv2_time_to_data_xfer, |
11957 | 14 | {"MBMS Time to Data Transfer", "gtpv2.time_to_data_xfer", |
11958 | 14 | FT_STRING, BASE_NONE, NULL, 0, |
11959 | 14 | NULL, HFILL} |
11960 | 14 | }, |
11961 | 14 | { &hf_gtpv2_arp_pvi, |
11962 | 14 | {"Pre-emption Vulnerability (PVI)", "gtpv2.arp_pvi", |
11963 | 14 | FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x01, |
11964 | 14 | NULL, HFILL} |
11965 | 14 | }, |
11966 | 14 | { &hf_gtpv2_arp_pl, |
11967 | 14 | {"Priority Level", "gtpv2.arp_pl", |
11968 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3c, |
11969 | 14 | NULL, HFILL} |
11970 | 14 | }, |
11971 | 14 | { &hf_gtpv2_arp_pci, |
11972 | 14 | {"Pre-emption Capability (PCI)", "gtpv2.arp_pci", |
11973 | 14 | FT_BOOLEAN, 8, TFS(&tfs_disabled_enabled), 0x40, |
11974 | 14 | NULL, HFILL} |
11975 | 14 | }, |
11976 | 14 | { &hf_gtpv2_timer_unit, |
11977 | 14 | {"Timer unit", "gtpv2.timer_unit", |
11978 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_timer_unit_vals), 0xe0, |
11979 | 14 | NULL, HFILL} |
11980 | 14 | }, |
11981 | 14 | { &hf_gtpv2_throttling_delay_unit, |
11982 | 14 | {"Throttling Delay unit", "gtpv2.throttling_delay_unit", |
11983 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_throttling_delay_unit_vals), 0xe0, |
11984 | 14 | NULL, HFILL } |
11985 | 14 | }, |
11986 | 14 | { &hf_gtpv2_timer_value, |
11987 | 14 | {"Timer value", "gtpv2.timer_value", |
11988 | 14 | FT_UINT8, BASE_DEC, NULL, 0x1f, |
11989 | 14 | NULL, HFILL} |
11990 | 14 | }, |
11991 | 14 | { &hf_gtpv2_throttling_delay_value, |
11992 | 14 | {"Throttling Delay value", "gtpv2.throttling_delay_value", |
11993 | 14 | FT_UINT8, BASE_DEC, NULL, 0x1f, |
11994 | 14 | NULL, HFILL } |
11995 | 14 | }, |
11996 | 14 | { &hf_gtpv2_lapi, |
11997 | 14 | {"LAPI (Low Access Priority Indication)", "gtpv2.lapi", |
11998 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
11999 | 14 | NULL, HFILL} |
12000 | 14 | }, |
12001 | 14 | { &hf_gtpv2_mm_context_higher_br_16mb_flg_len, |
12002 | 14 | {"Length of Higher bitrates than 16 Mbps flag", "gtpv2.mm_context_higher_br_16mb_flg_len", |
12003 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12004 | 14 | NULL, HFILL} |
12005 | 14 | }, |
12006 | 14 | { &hf_gtpv2_mm_context_higher_br_16mb_flg, |
12007 | 14 | {"Higher bitrates than 16 Mbps flag", "gtpv2.mm_context_higher_br_16mb_flg", |
12008 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_mm_context_higher_br_16mb_flg_vals), 0x0, |
12009 | 14 | NULL, HFILL} |
12010 | 14 | }, |
12011 | 14 | { &hf_gtpv2_mmbr_ul, |
12012 | 14 | {"Max MBR/APN-AMBR for uplink", "gtpv2.mmbr_ul", |
12013 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12014 | 14 | NULL, HFILL} |
12015 | 14 | }, |
12016 | 14 | { &hf_gtpv2_mmbr_dl, |
12017 | 14 | {"Max MBR/APN-AMBR for downlink", "gtpv2.mmbr_dl", |
12018 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12019 | 14 | NULL, HFILL} |
12020 | 14 | }, |
12021 | 14 | { &hf_gtpv2_pres_rep_area_act_inapra, |
12022 | 14 | {"INAPRA", "gtpv2.pres_rep_area_action.inapra", |
12023 | 14 | FT_UINT8, BASE_DEC, NULL, 0x08, |
12024 | 14 | NULL, HFILL} |
12025 | 14 | }, |
12026 | 14 | { &hf_gtpv2_pres_rep_area_action, |
12027 | 14 | {"Action", "gtpv2.pres_rep_area_action.action", |
12028 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_pres_rep_area_action_vals), 0x03, |
12029 | 14 | NULL, HFILL} |
12030 | 14 | }, |
12031 | 14 | { &hf_gtpv2_pres_rep_area_id, |
12032 | 14 | {"Presence Reporting Area Identifier", "gtpv2.pres_rep_area_action.pres_rep_area_id", |
12033 | 14 | FT_UINT24, BASE_HEX, NULL, 0x0, |
12034 | 14 | NULL, HFILL} |
12035 | 14 | }, |
12036 | 14 | { &hf_gtpv2_pres_rep_area_act_no_tai, |
12037 | 14 | {"Number of TAI", "gtpv2.pres_rep_area_action.no_tai", |
12038 | 14 | FT_UINT8, BASE_DEC, NULL, 0xf0, |
12039 | 14 | NULL, HFILL} |
12040 | 14 | }, |
12041 | 14 | { &hf_gtpv2_pres_rep_area_act_no_rai, |
12042 | 14 | {"Number of RAI", "gtpv2.pres_rep_area_action.no_rai", |
12043 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0f, |
12044 | 14 | NULL, HFILL} |
12045 | 14 | }, |
12046 | 14 | { &hf_gtpv2_pres_rep_area_act_no_m_enodeb, |
12047 | 14 | {"Number of Macro eNodeB", "gtpv2.pres_rep_area_action.no_m_enodeb", |
12048 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12049 | 14 | NULL, HFILL} |
12050 | 14 | }, |
12051 | 14 | { &hf_gtpv2_pres_rep_area_act_no_h_enodeb, |
12052 | 14 | {"Number of Home eNodeB", "gtpv2.pres_rep_area_action.no_h_enodeb", |
12053 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12054 | 14 | NULL, HFILL} |
12055 | 14 | }, |
12056 | 14 | { &hf_gtpv2_pres_rep_area_act_no_ecgi, |
12057 | 14 | {"Number of ECGI", "gtpv2.pres_rep_area_action.no_ecgi", |
12058 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12059 | 14 | NULL, HFILL} |
12060 | 14 | }, |
12061 | 14 | { &hf_gtpv2_pres_rep_area_act_no_sai, |
12062 | 14 | {"Number of SAI", "gtpv2.pres_rep_area_action.no_sai", |
12063 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12064 | 14 | NULL, HFILL} |
12065 | 14 | }, |
12066 | 14 | { &hf_gtpv2_pres_rep_area_act_no_cgi, |
12067 | 14 | {"Number of CGI", "gtpv2.pres_rep_area_action.no_cgi", |
12068 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12069 | 14 | NULL, HFILL} |
12070 | 14 | }, |
12071 | 14 | { &hf_gtpv2_pres_rep_area_act_no_ext_m_enodeb, |
12072 | 14 | {"Number of Extended Macro eNodeB", "gtpv2.pres_rep_area_action.no_ext_m_enodeb", |
12073 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12074 | 14 | NULL, HFILL} |
12075 | 14 | }, |
12076 | 14 | { &hf_gtpv2_ksi_ps, |
12077 | 14 | { "KSI'ps", "gtpv2.ksi_ps", |
12078 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0f, |
12079 | 14 | NULL, HFILL } |
12080 | 14 | }, |
12081 | 14 | { &hf_gtpv2_ck_ps, |
12082 | 14 | { "CK'ps", "gtpv2.ck_ps", |
12083 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
12084 | 14 | NULL, HFILL } |
12085 | 14 | }, |
12086 | 14 | { &hf_gtpv2_ik_ps, |
12087 | 14 | { "IK'ps", "gtpv2.ik_ps", |
12088 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
12089 | 14 | NULL, HFILL } |
12090 | 14 | }, |
12091 | 14 | { &hf_gtpv2_kc_ps, |
12092 | 14 | { "KC'ps", "gtpv2.kc_ps", |
12093 | 14 | FT_BYTES, BASE_NONE, NULL, 0, |
12094 | 14 | NULL, HFILL } |
12095 | 14 | }, |
12096 | 14 | { &hf_gtpv2_cksn_ps, |
12097 | 14 | { "CKSN'ps", "gtpv2.cksn_ps", |
12098 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
12099 | 14 | NULL, HFILL } |
12100 | 14 | }, |
12101 | 14 | { &hf_gtpv2_pres_rep_area_info_id, |
12102 | 14 | {"Presence Reporting Area Identifier", "gtpv2.pres_rep_area_info_id", |
12103 | 14 | FT_UINT24, BASE_HEX, NULL, 0x0, |
12104 | 14 | NULL, HFILL} |
12105 | 14 | }, |
12106 | 14 | { &hf_gtpv2_pres_rep_area_info_additional_id, |
12107 | 14 | {"Additional Presence Reporting Area Identifier", "gtpv2.pres_rep_area_info_additional_id", |
12108 | 14 | FT_UINT24, BASE_HEX, NULL, 0x0, |
12109 | 14 | NULL, HFILL} |
12110 | 14 | }, |
12111 | 14 | { &hf_gtpv2_pres_rep_area_info_flags, |
12112 | 14 | {"Flags", "gtpv2.pres_rep_area_info_flags", |
12113 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
12114 | 14 | NULL, HFILL} |
12115 | 14 | }, |
12116 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_no_inapra, |
12117 | 14 | {"Flags", "gtpv2.pres_rep_area_info_flags", |
12118 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
12119 | 14 | NULL, HFILL} |
12120 | 14 | }, |
12121 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_b0_ipra, |
12122 | 14 | {"Inside Presence Reporting Area(IPRA)", "gtpv2.pres_rep_area_info_flag_ipra", |
12123 | 14 | FT_BOOLEAN, 8, NULL, 0x01, |
12124 | 14 | NULL, HFILL} |
12125 | 14 | }, |
12126 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_b1_opra, |
12127 | 14 | {"Outside Presence Reporting Area(OPRA)", "gtpv2.pres_rep_area_info_flag_opra", |
12128 | 14 | FT_BOOLEAN, 8, NULL, 0x02, |
12129 | 14 | NULL, HFILL} |
12130 | 14 | }, |
12131 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_b2_apra, |
12132 | 14 | {"Additional Presence Reporting Area(APRA)", "gtpv2.pres_rep_area_info_flag_apra", |
12133 | 14 | FT_BOOLEAN, 8, NULL, 0x04, |
12134 | 14 | NULL, HFILL} |
12135 | 14 | }, |
12136 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_b3_inapra, |
12137 | 14 | {"Inactive Presence Reporting Area(INAPRA)", "gtpv2.pres_rep_area_info_flag_inapra", |
12138 | 14 | FT_BOOLEAN, 8, NULL, 0x08, |
12139 | 14 | NULL, HFILL} |
12140 | 14 | }, |
12141 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_b3_b7_spare, |
12142 | 14 | {"Spare", "gtpv2.pres_rep_area_info_spare", |
12143 | 14 | FT_UINT8, BASE_HEX, NULL, 0xF8, |
12144 | 14 | NULL, HFILL} |
12145 | 14 | }, |
12146 | 14 | { &hf_gtpv2_pres_rep_area_info_flags_b4_b7_spare, |
12147 | 14 | {"Spare", "gtpv2.pres_rep_area_info_spare", |
12148 | 14 | FT_UINT8, BASE_HEX, NULL, 0xF0, |
12149 | 14 | NULL, HFILL} |
12150 | 14 | }, |
12151 | 14 | { &hf_gtpv2_ppi_value, |
12152 | 14 | {"Paging and Policy Information Value", "gtpv2.ppi_value", |
12153 | 14 | FT_UINT8, BASE_DEC | BASE_EXT_STRING, |
12154 | 14 | &dscp_vals_ext, GTPV2_PPI_VAL_MASK, NULL, HFILL} |
12155 | 14 | }, |
12156 | 14 | { &hf_gtpv2_ppi_flag, |
12157 | 14 | {"Paging Policy Indication", "gtpv2.ppi_flag", |
12158 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12159 | 14 | NULL, HFILL} |
12160 | 14 | }, |
12161 | 14 | { &hf_gtpv2_session, |
12162 | 14 | { "Session", "gtpv2.session", |
12163 | 14 | FT_UINT32, BASE_DEC, NULL, 0, |
12164 | 14 | NULL, HFILL } |
12165 | 14 | }, |
12166 | | |
12167 | | /* Generated from convert_proto_tree_add_text.pl */ |
12168 | 14 | { &hf_gtpv2_transparent_container, { "Transparent Container", "gtpv2.transparent_container", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12169 | 14 | { &hf_gtpv2_cksrvcc, { "CKsrvcc", "gtpv2.cksrvcc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12170 | 14 | { &hf_gtpv2_iksrvcc, { "IKsrvcc", "gtpv2.iksrvcc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12171 | 14 | { &hf_gtpv2_mobile_station_classmark2, { "Mobile Station Classmark2", "gtpv2.mobile_station_classmark2", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12172 | 14 | { &hf_gtpv2_mobile_station_classmark3, { "Mobile Station Classmark3", "gtpv2.mobile_station_classmark3", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12173 | 14 | { &hf_gtpv2_supported_codec_list, { "Supported Codec List", "gtpv2.supported_codec_list", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12174 | 14 | { &hf_gtpv2_utran_srvcc_ck_cs, { "CK'cs", "gtpv2.utran_srvcc.ck_cs", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12175 | 14 | { &hf_gtpv2_utran_srvcc_ik_cs, { "IK'cs", "gtpv2.utran_srvcc.ik_cs", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12176 | 14 | { &hf_gtpv2_utran_srvcc_kc, { "Kc'", "gtpv2.utran_srvcc.kc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12177 | 14 | { &hf_gtpv2_teid_c_spare, { "Spare", "gtpv2.teid_c.spare", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12178 | 14 | { &hf_gtpv2_geographic_location, { "Geographic Location", "gtpv2.geographic_location", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12179 | 14 | { &hf_gtpv2_tmsi_bytes, { "TMSI", "gtpv2.tmsi_bytes", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12180 | 14 | { &hf_gtpv2_cn_id, { "CN-Id", "gtpv2.cn_id", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12181 | 14 | { &hf_gtpv2_eps_bearer_id_number, { "EPS Bearer ID Number", "gtpv2.eps_bearer_id_number", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12182 | 14 | { &hf_gtpv2_serving_gw_address_length, { "Serving GW Address Length", "gtpv2.serving_gw_address_length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12183 | 14 | { &hf_gtpv2_charging_characteristic_remaining_octets, { "Remaining octets", "gtpv2.charging_characteristic.remaining_octets", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12184 | 14 | { &hf_gtpv2_trace_id, { "Trace ID", "gtpv2.trace_id", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12185 | 14 | { &hf_gtpv2_drx_parameter, { "DRX parameter", "gtpv2.drx_parameter", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12186 | 14 | { &hf_gtpv2_mm_context_sres, { "SRES'", "gtpv2.mm_context_sres", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12187 | 14 | { &hf_gtpv2_mm_context_kc, { "Kc'", "gtpv2.mm_context_kc", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12188 | 14 | { &hf_gtpv2_uplink_subscribed_ue_ambr, { "Uplink Subscribed UE AMBR", "gtpv2.uplink_subscribed_ue_ambr", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, NULL, HFILL }}, |
12189 | 14 | { &hf_gtpv2_downlink_subscribed_ue_ambr, { "Downlink Subscribed UE AMBR", "gtpv2.downlink_subscribed_ue_ambr", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, NULL, HFILL }}, |
12190 | 14 | { &hf_gtpv2_uplink_used_ue_ambr, { "Uplink Used UE AMBR", "gtpv2.uplink_used_ue_ambr", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, NULL, HFILL }}, |
12191 | 14 | { &hf_gtpv2_downlink_used_ue_ambr, { "Downlink Used UE AMBR", "gtpv2.downlink_used_ue_ambr", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_kbps), 0x0, NULL, HFILL }}, |
12192 | 14 | { &hf_gtpv2_voice_domain_and_ue_usage_setting, { "Voice Domain Preference and UE's Usage Setting", "gtpv2.voice_domain_and_ue_usage_setting", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12193 | 14 | { &hf_gtpv2_ue_radio_capability_for_paging_information,{ "UE Radio Capability for Paging information", "gtpv2.UE_Radio_Capability_for_Paging_information", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12194 | 14 | { &hf_gtpv2_authentication_quadruplets, { "Authentication Quadruplets", "gtpv2.authentication_quadruplets", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12195 | 14 | { &hf_gtpv2_authentication_quintuplets, { "Authentication Quintuplets", "gtpv2.authentication_quintuplets", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12196 | 14 | { &hf_gtpv2_mm_context_nh, { "NH (Next Hop)", "gtpv2.mm_context_nh", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12197 | 14 | { &hf_gtpv2_mm_context_ncc, { "NCC (Next Hop Chaining Count)", "gtpv2.mm_context_ncc", FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL }}, |
12198 | 14 | { &hf_gtpv2_nsapi08, { "NSAPI", "gtpv2.nsapi", FT_UINT8, BASE_DEC, NULL, 0x08, NULL, HFILL }}, |
12199 | 14 | { &hf_gtpv2_dl_gtp_u_sequence_number, { "DL GTP-U Sequence Number", "gtpv2.dl_gtp_u_sequence_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12200 | 14 | { &hf_gtpv2_ul_gtp_u_sequence_number, { "UL GTP-U Sequence Number", "gtpv2.ul_gtp_u_sequence_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12201 | 14 | { &hf_gtpv2_send_n_pdu_number, { "Send N-PDU Number", "gtpv2.send_n_pdu_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12202 | 14 | { &hf_gtpv2_receive_n_pdu_number, { "Receive N-PDU Number", "gtpv2.receive_n_pdu_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12203 | 14 | { &hf_gtpv2_hop_counter, { "Hop Counter", "gtpv2.hop_counter", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12204 | 14 | { &hf_gtpv2_packet_flow_id, { "Packet Flow ID", "gtpv2.packet_flow_id", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12205 | 14 | { &hf_gtpv2_rrc_container, { "RRC Container", "gtpv2.rrc_container", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12206 | 14 | { &hf_gtpv2_port_number, { "Port Number", "gtpv2.port_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12207 | 14 | { &hf_gtpv2_proprietary_value, { "Proprietary value", "gtpv2.proprietary_value", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12208 | 14 | { &hf_gtpv2_spare_bytes, { "Spare", "gtpv2.spare_bytes", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }}, |
12209 | 14 | { &hf_gtpv2_dl_pdcp_sequence_number, { "DL PDCP Sequence Number", "gtpv2.dl_pdcp_sequence_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12210 | 14 | { &hf_gtpv2_ul_pdcp_sequence_number, { "UL PDCP Sequence Number", "gtpv2.ul_pdcp_sequence_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }}, |
12211 | 14 | { &hf_gtpv2_fq_csid_node_id, { "Node-ID", "gtpv2.fq_csid_node_id", FT_UINT32, BASE_DEC, NULL, 0x00000FFF, NULL, HFILL }}, |
12212 | 14 | { &hf_gtpv2_fq_csid_mcc_mnc, { "MCC+MNC", "gtpv2.fq_csid_mcc_mnc", FT_UINT32, BASE_DEC, NULL, 0xFFFFF000, NULL, HFILL }}, |
12213 | | |
12214 | 14 | { &hf_gtpv2_twan_id_ts, { "TWAN Identifier Timestamp", "gtpv2.twan.id_ts", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0, NULL, HFILL } }, |
12215 | 14 | { &hf_gtpv2_twan_flags,{ "Flags", "gtpv2.twan_id.flags", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12216 | 14 | { &hf_gtpv2_twan_bssidi,{ "BSSIDI", "gtpv2.twan_id.bssidi", FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, NULL, HFILL } }, |
12217 | 14 | { &hf_gtpv2_twan_civai,{ "CIVAI", "gtpv2.twan_id.civai", FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, NULL, HFILL } }, |
12218 | 14 | { &hf_gtpv2_twan_plmni,{ "PLMNI", "gtpv2.twan_id.plmni", FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x04, NULL, HFILL } }, |
12219 | 14 | { &hf_gtpv2_twan_opnai,{ "OPNAI", "gtpv2.twan_id.opnai", FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x08, NULL, HFILL } }, |
12220 | 14 | { &hf_gtpv2_twan_laii,{ "LAII", "gtpv2.twan_id.laii", FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x10, NULL, HFILL } }, |
12221 | 14 | { &hf_gtpv2_twan_ssid_len,{ "SSID Length", "gtpv2.twan_id.ssid_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12222 | 14 | { &hf_gtpv2_twan_ssid,{ "SSID", "gtpv2.twan_id.ssid", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12223 | 14 | { &hf_gtpv2_twan_bssid,{ "BSSID", "gtpv2.twan_id.bssid", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12224 | 14 | { &hf_gtpv2_twan_civa_len,{ "Civic Address Length", "gtpv2.twan_id.civa_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12225 | 14 | { &hf_gtpv2_twan_civa,{ "Civic Address Information", "gtpv2.twan_id.civa", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12226 | 14 | { &hf_gtpv2_twan_plmnid,{ "TWAN PLMN-ID", "gtpv2.twan_id.plmnid", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12227 | 14 | { &hf_gtpv2_twan_op_name_len,{ "TWAN Operator Name Length", "gtpv2.twan_id.op_name_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12228 | 14 | { &hf_gtpv2_twan_op_name,{ "TWAN Operator Name", "gtpv2.twan_id.op_name", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12229 | 14 | { &hf_gtpv2_twan_relay_id_type,{ "Relay Identity Type", "gtpv2.twan_id.relay_id_type", FT_UINT8, BASE_DEC, VALS(gtpv2_twan_relay_id_type_vals), 0x0, NULL, HFILL } }, |
12230 | 14 | { &hf_gtpv2_twan_relay_id_len,{ "Relay Identity Type Length", "gtpv2.twan_id.relay_id_type_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12231 | 14 | { &hf_gtpv2_twan_relay_id,{ "Relay Identity", "gtpv2.twan_id.relay_id", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12232 | 14 | { &hf_gtpv2_twan_relay_id_ipv4,{ "Relay Identity", "gtpv2.twan_id.relay_id_ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12233 | 14 | { &hf_gtpv2_twan_relay_id_ipv6,{ "Relay Identity", "gtpv2.twan_id.relay_id_ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12234 | 14 | { &hf_gtpv2_twan_circuit_id_len,{ "Relay Identity Type Length", "gtpv2.twan_id.relay_id_type_len", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12235 | 14 | { &hf_gtpv2_twan_circuit_id,{ "Circuit-ID", "gtpv2.twan_id.circuit_id", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, |
12236 | 14 | { &hf_gtpv2_integer_number_val,{ "Value", "gtpv2.integer_number_val", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12237 | 14 | { &hf_gtpv2_maximum_wait_time,{ "Maximum Wait Time", "gtpv2.maximum_wait_time", FT_UINT32, BASE_DEC | BASE_UNIT_STRING, UNS(&units_milliseconds), 0x0, NULL, HFILL } }, |
12238 | 14 | { &hf_gtpv2_dl_buf_sug_pkt_cnt,{ "DL Buffering Suggested Packet Count", "gtpv2.dl_buf_sug_pkt_cnt", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12239 | 14 | { &hf_gtpv2_ue_usage_type,{ "UE Usage Type", "gtpv2.ue_usage_type", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12240 | 14 | { &hf_gtpv2_rem_run_serv_gap_t,{ "Remaining Running Service Gap Timer", "gtpv2.rem_run_serv_gap_t", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12241 | 14 | { &hf_gtpv2_ran_nas_protocol_type, {"RAN/NAS Protocol Type", "gtpv2.ran_nas.protocol_type", FT_UINT8, BASE_DEC, VALS(ran_nas_prot_type_vals), 0xF0, NULL, HFILL} }, |
12242 | 14 | { &hf_gtpv2_ran_nas_cause_type, {"RAN/NAS S1AP Cause Type", "gtpv2.ran_nas.s1ap_type", FT_UINT8, BASE_DEC, VALS(s1ap_Cause_vals), 0x0F, NULL, HFILL} }, |
12243 | 14 | { &hf_gtpv2_ran_nas_cause_value, {"RAN/NAS Cause Value", "gtpv2.ran_nas.cause_value", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} }, |
12244 | 14 | { &hf_gtpv2_emm_cause, {"EMM Cause Value", "gtpv2.ran_nas.emm_cause", FT_UINT8, BASE_DEC, VALS(nas_eps_emm_cause_values), 0x0, NULL, HFILL} }, |
12245 | 14 | { &hf_gtpv2_esm_cause, {"ESM Cause Value", "gtpv2.ran_nas.esm_cause", FT_UINT8, BASE_DEC, VALS(nas_eps_esm_cause_vals), 0x0, NULL, HFILL} }, |
12246 | 14 | { &hf_gtpv2_diameter_cause, {"Diameter Cause Value", "gtpv2.ran_nas.diameter_cause", FT_UINT16, BASE_DEC, VALS(diameter_3gpp_termination_cause_vals), 0x0, NULL, HFILL} }, |
12247 | 14 | { &hf_gtpv2_ikev2_cause, {"IKEv2 Cause Value", "gtpv2.ran_nas.ikev2_cause", FT_UINT16, BASE_DEC, VALS(diameter_3gpp_IKEv2_error_type_vals), 0x0, NULL, HFILL} }, |
12248 | 14 | { &hf_gtpv2_ciot_support_ind,{ "CIoT Optimizations Support Indication", "gtpv2.ciot_support_ind", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, |
12249 | 14 | { &hf_gtpv2_ciot_support_ind_spare_bits, |
12250 | 14 | { "Spare", "gtpv2.ciot_support_ind.spare_bits", |
12251 | 14 | FT_UINT8, BASE_HEX, NULL, 0xF0, |
12252 | 14 | NULL, HFILL } |
12253 | 14 | }, |
12254 | 14 | { &hf_gtpv2_ciot_support_ind_bit4, |
12255 | 14 | { "IHCSI (IP Header Compression Support)", "gtpv2.ciot_support_ind.ihcsi", |
12256 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12257 | 14 | NULL, HFILL } |
12258 | 14 | }, |
12259 | 14 | { &hf_gtpv2_ciot_support_ind_bit3, |
12260 | 14 | { "AWOPDN (Attach without PDN Support)", "gtpv2.ciot_support_ind.awopdn", |
12261 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12262 | 14 | NULL, HFILL } |
12263 | 14 | }, |
12264 | 14 | { &hf_gtpv2_ciot_support_ind_bit2, |
12265 | 14 | { "SCNIPDN (SCEF Non-IP PDN Support)", "gtpv2.ciot_support_ind.scnipdn", |
12266 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12267 | 14 | NULL, HFILL } |
12268 | 14 | }, |
12269 | 14 | { &hf_gtpv2_ciot_support_ind_bit1, |
12270 | 14 | { "SGNIPDN (SGi Non-IP PDN Support)", "gtpv2.ciot_support_ind.sgnipdn", |
12271 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12272 | 14 | NULL, HFILL } |
12273 | 14 | }, |
12274 | 14 | { &hf_gtpv2_length_of_node_name, |
12275 | 14 | { "Length of Node Name", "gtpv2.length_of_node_name", |
12276 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12277 | 14 | NULL, HFILL } |
12278 | 14 | }, |
12279 | 14 | { &hf_gtpv2_length_of_node_realm, |
12280 | 14 | { "Length of Node Realm", "gtpv2.length_of_node_realm", |
12281 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12282 | 14 | NULL, HFILL } |
12283 | 14 | }, |
12284 | 14 | { &hf_gtpv2_node_name, |
12285 | 14 | { "Node Name", "gtpv2.node_name", |
12286 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
12287 | 14 | NULL, HFILL } |
12288 | 14 | }, |
12289 | 14 | { &hf_gtpv2_node_realm, |
12290 | 14 | { "Node Realm", "gtpv2.node_realm", |
12291 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
12292 | 14 | NULL, HFILL } |
12293 | 14 | }, |
12294 | 14 | { &hf_gtpv2_ms_ts, |
12295 | 14 | { "Millisecond Time Stamp", "gtpv2.ms_ts", |
12296 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, |
12297 | 14 | NULL, HFILL } |
12298 | 14 | }, |
12299 | 14 | { &hf_gtpv2_origination_ts, |
12300 | 14 | { "Origination Time Stamp", "gtpv2.origination_ts", |
12301 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, |
12302 | 14 | NULL, HFILL } |
12303 | 14 | }, |
12304 | 14 | { &hf_gtpv2_mon_event_inf_nsur, |
12305 | 14 | { "NSUR (Notify SCEF when UE becomes Reachable)", "gtpv2.mon_event_inf.nsur", |
12306 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x10, |
12307 | 14 | NULL, HFILL } |
12308 | 14 | }, |
12309 | 14 | { &hf_gtpv2_mon_event_inf_nsui, |
12310 | 14 | { "NSUI (Notify SCEF when UE becomes Idle)", "gtpv2.mon_event_inf.nsui", |
12311 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x20, |
12312 | 14 | NULL, HFILL } |
12313 | 14 | }, |
12314 | 14 | { &hf_gtpv2_mon_event_inf_nscf, |
12315 | 14 | { "NSCF (Notify SCEF about Communication Failure events)", "gtpv2.mon_event_inf.nscf", |
12316 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x40, |
12317 | 14 | NULL, HFILL } |
12318 | 14 | }, |
12319 | 14 | { &hf_gtpv2_mon_event_inf_srie, |
12320 | 14 | { "SRIE (SCEF Reference Id Extension)", "gtpv2.mon_event_ext_inf.srie", |
12321 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x80, |
12322 | 14 | NULL, HFILL } |
12323 | 14 | }, |
12324 | 14 | { &hf_gtpv2_mon_event_inf_scef_reference_id, |
12325 | 14 | { "SCEF Reference ID", "gtpv2.mon_event_inf.scef_reference_id", |
12326 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12327 | 14 | NULL, HFILL } |
12328 | 14 | }, |
12329 | 14 | { &hf_gtpv2_mon_event_inf_scef_reference_id_ext, |
12330 | 14 | { "SCEF Reference ID Ext", "gtpv2.mon_event_inf.scef_reference_id_ext", |
12331 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
12332 | 14 | NULL, HFILL } |
12333 | 14 | }, |
12334 | 14 | { &hf_gtpv2_mon_event_inf_scef_id_length, |
12335 | 14 | { "SCEF ID length", "gtpv2.mon_event_inf.scef_id_length", |
12336 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12337 | 14 | NULL, HFILL } |
12338 | 14 | }, |
12339 | 14 | { &hf_gtpv2_mon_event_inf_scef_id, |
12340 | 14 | { "SCEF ID", "gtpv2.mon_event_inf.scef_id", |
12341 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
12342 | 14 | NULL, HFILL } |
12343 | 14 | }, |
12344 | 14 | { &hf_gtpv2_mon_event_inf_remaining_number_of_reports, |
12345 | 14 | { "Remaining Number of Reports", "gtpv2.mon_event_inf.remaining_number_of_reports", |
12346 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12347 | 14 | NULL, HFILL } |
12348 | 14 | }, |
12349 | 14 | { &hf_gtpv2_mon_event_ext_inf_lrtp, |
12350 | 14 | { "LRTP (Remaining Minimum Periodic Location Reporting Time Present)", "gtpv2.mon_event_ext_inf.lrtp", |
12351 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
12352 | 14 | NULL, HFILL } |
12353 | 14 | }, |
12354 | 14 | { &hf_gtpv2_mon_event_ext_inf_srie, |
12355 | 14 | { "SRIE (SCEF Reference Id Extension)", "gtpv2.mon_event_ext_inf.srie", |
12356 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
12357 | 14 | NULL, HFILL } |
12358 | 14 | }, |
12359 | 14 | { &hf_gtpv2_mon_event_ext_inf_scef_reference_id, |
12360 | 14 | { "SCEF Reference ID", "gtpv2.mon_event_ext_inf.scef_reference_id", |
12361 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12362 | 14 | NULL, HFILL } |
12363 | 14 | }, |
12364 | 14 | { &hf_gtpv2_mon_event_ext_inf_scef_id_length, |
12365 | 14 | { "SCEF ID length", "gtpv2.mon_event_ext_inf.scef_id_length", |
12366 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12367 | 14 | NULL, HFILL } |
12368 | 14 | }, |
12369 | 14 | { &hf_gtpv2_mon_event_ext_inf_scef_id, |
12370 | 14 | { "SCEF ID", "gtpv2.mon_event_ext_inf.scef_id", |
12371 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
12372 | 14 | NULL, HFILL } |
12373 | 14 | }, |
12374 | 14 | { &hf_gtpv2_mon_event_ext_inf_remain_min_period_loc_report_type, |
12375 | 14 | { "Remaining Minimum Periodic Location Reporting Time", "gtpv2.mon_event_ext_inf.remain_min_period_loc_report_type", |
12376 | 14 | FT_UINT32, BASE_DEC|BASE_UNIT_STRING, UNS(&units_seconds), 0x0, |
12377 | 14 | NULL, HFILL } |
12378 | 14 | }, |
12379 | 14 | { &hf_gtpv2_mon_event_ext_inf_scef_reference_id_ext, |
12380 | 14 | { "SCEF Reference ID Ext", "gtpv2.mon_event_ext_inf.scef_reference_id_ext", |
12381 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
12382 | 14 | NULL, HFILL } |
12383 | 14 | }, |
12384 | 14 | { &hf_gtpv2_rohc_profile_flags, |
12385 | 14 | { "ROHC Profiles flags", "gtpv2.rohc_profile_flags", |
12386 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
12387 | 14 | NULL, HFILL } |
12388 | 14 | }, |
12389 | 14 | { &hf_gtpv2_rohc_profiles_bit0, |
12390 | 14 | { "Profile Identifier: 0x0002, UDP/IP", "gtpv2.rohc_profiles.b0", |
12391 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x01, |
12392 | 14 | NULL, HFILL } |
12393 | 14 | }, |
12394 | 14 | { &hf_gtpv2_rohc_profiles_bit1, |
12395 | 14 | { "Profile Identifier: 0x0003, ESP/IP", "gtpv2.rohc_profiles.b1", |
12396 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x02, |
12397 | 14 | NULL, HFILL } |
12398 | 14 | }, |
12399 | 14 | { &hf_gtpv2_rohc_profiles_bit2, |
12400 | 14 | { "Profile Identifier: 0x0004, IP", "gtpv2.rohc_profiles.b2", |
12401 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x04, |
12402 | 14 | NULL, HFILL } |
12403 | 14 | }, |
12404 | 14 | { &hf_gtpv2_rohc_profiles_bit3, |
12405 | 14 | { "Profile Identifier: 0x0006, TCP/IP", "gtpv2.rohc_profiles.b3", |
12406 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x08, |
12407 | 14 | NULL, HFILL } |
12408 | 14 | }, |
12409 | 14 | { &hf_gtpv2_rohc_profiles_bit4, |
12410 | 14 | { "Profile Identifier: 0x0102, UDP/IP", "gtpv2.rohc_profiles.b4", |
12411 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x10, |
12412 | 14 | NULL, HFILL } |
12413 | 14 | }, |
12414 | 14 | { &hf_gtpv2_rohc_profiles_bit5, |
12415 | 14 | { "Profile Identifier: 0x0103, ESP/IP", "gtpv2.rohc_profiles.b5", |
12416 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x20, |
12417 | 14 | NULL, HFILL } |
12418 | 14 | }, |
12419 | 14 | { &hf_gtpv2_rohc_profiles_bit6, |
12420 | 14 | { "Profile Identifier: 0x0104, IP", "gtpv2.rohc_profiles.b6", |
12421 | 14 | FT_BOOLEAN, 8, TFS(&tfs_allowed_not_allowed), 0x40, |
12422 | 14 | NULL, HFILL } |
12423 | 14 | }, |
12424 | 14 | { &hf_gtpv2_rohc_profiles_bit7, |
12425 | 14 | { "Spare", "gtpv2.rohc_profiles.b7", |
12426 | 14 | FT_BOOLEAN, 8, NULL, 0x80, |
12427 | 14 | NULL, HFILL } |
12428 | 14 | }, |
12429 | 14 | { &hf_gtpv2_max_cid, |
12430 | 14 | { "MAX_CID", "gtpv2.max_cid", |
12431 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12432 | 14 | NULL, HFILL } |
12433 | 14 | }, |
12434 | 14 | { &hf_gtpv2_uplink_rate_limit, |
12435 | 14 | { "Uplink Rate Limit", "gtpv2.uplink_rate_limit", |
12436 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12437 | 14 | NULL, HFILL } |
12438 | 14 | }, |
12439 | 14 | { &hf_gtpv2_downlink_rate_limit, |
12440 | 14 | { "Downlink Rate Limit", "gtpv2.downlink_rate_limit", |
12441 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12442 | 14 | NULL, HFILL } |
12443 | 14 | }, |
12444 | 14 | { &hf_gtpv2_timestamp_value, |
12445 | 14 | { "Timestamp value", "gtpv2.timestamp_value", |
12446 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0x0, |
12447 | 14 | NULL, HFILL } |
12448 | 14 | }, |
12449 | 14 | { &hf_gtpv2_counter_value, |
12450 | 14 | { "Counter value", "gtpv2.counter_value", |
12451 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12452 | 14 | NULL, HFILL } |
12453 | 14 | }, |
12454 | 14 | { &hf_gtpv2_mapped_ue_usage_type, |
12455 | 14 | { "Mapped UE usage type", "gtpv2.mapped_ue_usage_type", |
12456 | 14 | FT_UINT16, BASE_DEC, NULL, 0x0, |
12457 | 14 | NULL, HFILL } |
12458 | 14 | }, |
12459 | 14 | { &hf_gtpv2_uli_flags, |
12460 | 14 | { "ULI Flags", "gtpv2.uli_flags", |
12461 | 14 | FT_UINT8, BASE_HEX, NULL, 0x0, |
12462 | 14 | NULL, HFILL } |
12463 | 14 | }, |
12464 | 14 | { &hf_gtpv2_dcnr, |
12465 | 14 | { "DCNR (Dual connectivity with NR)", "gtpv2.dcnr", |
12466 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12467 | 14 | NULL, HFILL } |
12468 | 14 | }, |
12469 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report, |
12470 | 14 | { "Secondary RAT Usage Data Report", "gtpv2.secondary_rat_usage_data_report", |
12471 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12472 | 14 | NULL, HFILL } |
12473 | 14 | }, |
12474 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_spare_bits, |
12475 | 14 | { "Spare", "gtpv2.secondary_rat_usage_data_report.spare_bits", |
12476 | 14 | FT_UINT8, BASE_HEX, NULL, 0xF8, |
12477 | 14 | NULL, HFILL } |
12478 | 14 | }, |
12479 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_bit3, |
12480 | 14 | { "SRUDN (Secondary RAT Usage Report from NG-RAN)", "gtpv2.secondary_rat_usage_data_report.srudn", |
12481 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12482 | 14 | NULL, HFILL } |
12483 | 14 | }, |
12484 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_bit2, |
12485 | 14 | { "IRSGW (Intended Receiver SGW)", "gtpv2.secondary_rat_usage_data_report.irsgw", |
12486 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12487 | 14 | NULL, HFILL } |
12488 | 14 | }, |
12489 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_bit1, |
12490 | 14 | { "IRPGW (Intended Receiver PGW)", "gtpv2.secondary_rat_usage_data_report.irpgw", |
12491 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12492 | 14 | NULL, HFILL } |
12493 | 14 | }, |
12494 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_rat_type, |
12495 | 14 | {"RAT Type", "gtpv2.secondary_rat_usage_data_report.rat_type", |
12496 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_secondary_rat_type_vals), 0x0, |
12497 | 14 | NULL, HFILL} |
12498 | 14 | }, |
12499 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_start_timestamp, |
12500 | 14 | { "Start timestamp", "gtpv2.secondary_rat_usage_data_report.start_timestamp", |
12501 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0x0, |
12502 | 14 | NULL, HFILL } |
12503 | 14 | }, |
12504 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_end_timestamp, |
12505 | 14 | { "End timestamp", "gtpv2.secondary_rat_usage_data_report.end_timestamp", |
12506 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_NTP_UTC, NULL, 0x0, |
12507 | 14 | NULL, HFILL } |
12508 | 14 | }, |
12509 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_usage_data_dl, |
12510 | 14 | { "Usage Data DL", "gtpv2.secondary_rat_usage_data_report.usage_data_dl", |
12511 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
12512 | 14 | NULL, HFILL } |
12513 | 14 | }, |
12514 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_usage_data_ul, |
12515 | 14 | { "Usage Data UL", "gtpv2.secondary_rat_usage_data_report.usage_data_ul", |
12516 | 14 | FT_UINT64, BASE_DEC, NULL, 0x0, |
12517 | 14 | NULL, HFILL } |
12518 | 14 | }, |
12519 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_srudn_length, |
12520 | 14 | { "SRUDN length", "gtpv2.mon_event_inf.srudn_length", |
12521 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
12522 | 14 | NULL, HFILL } |
12523 | 14 | }, |
12524 | 14 | { &hf_gtpv2_secondary_rat_usage_data_report_srudn_value, |
12525 | 14 | { "SecondaryRATDataUsageReportTransfer", "gtpv2.mon_event_inf.srudn_value", |
12526 | 14 | FT_BYTES, BASE_NONE, NULL, 0x0, |
12527 | 14 | NULL, HFILL } |
12528 | 14 | }, |
12529 | 14 | { &hf_gtpv2_csg_info_rep_action_b0, |
12530 | 14 | { "UCICSG", "gtpv2.csg_info_rep_action.ucicsg", |
12531 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12532 | 14 | NULL, HFILL } |
12533 | 14 | }, |
12534 | 14 | { &hf_gtpv2_csg_info_rep_action_b1, |
12535 | 14 | { "UCISHC", "gtpv2.csg_info_rep_action.ucishc", |
12536 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12537 | 14 | NULL, HFILL } |
12538 | 14 | }, |
12539 | 14 | { &hf_gtpv2_csg_info_rep_action_b2, |
12540 | 14 | { "UCIUHC", "gtpv2.csg_info_rep_action.uciuhc", |
12541 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12542 | 14 | NULL, HFILL } |
12543 | 14 | }, |
12544 | 14 | { &hf_gtpv2_gnodeb_id_len, |
12545 | 14 | {"gNodeB ID Length", "gtpv2.gnodeb_id_len", |
12546 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12547 | 14 | NULL, HFILL} |
12548 | 14 | }, |
12549 | 14 | { &hf_gtpv2_gnodeb_id, |
12550 | 14 | { "gNodeB ID", "gtpv2.gnodeb_id", |
12551 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
12552 | 14 | NULL, HFILL } |
12553 | 14 | }, |
12554 | 14 | { &hf_gtpv2_macro_ng_enodeb_id, |
12555 | 14 | { "Macro ng-eNodeB ID", "gtpv2.ng_enodeb_id", |
12556 | 14 | FT_UINT24, BASE_DEC, NULL, 0x0fffff, |
12557 | 14 | NULL, HFILL } |
12558 | 14 | }, |
12559 | 14 | { &hf_gtpv2_5gs_tac, |
12560 | 14 | { "5GS Tracking Area Code (TAC)", "gtpv2.5gs_tac", |
12561 | 14 | FT_UINT24, BASE_DEC, NULL, 0x0, |
12562 | 14 | NULL, HFILL } |
12563 | 14 | }, |
12564 | 14 | { &hf_gtpv2_en_gnb_id_len, |
12565 | 14 | {"en-gNB ID Length", "gtpv2.en_gnb_id_len", |
12566 | 14 | FT_UINT8, BASE_DEC, NULL, 0x3f, |
12567 | 14 | NULL, HFILL} |
12568 | 14 | }, |
12569 | 14 | { &hf_gtpv2_5tac, |
12570 | 14 | { "5TAC", "gtpv2.5tac", |
12571 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x80, |
12572 | 14 | NULL, HFILL } |
12573 | 14 | }, |
12574 | 14 | { &hf_gtpv2_etac, |
12575 | 14 | { "ETAC", "gtpv2.etac", |
12576 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x40, |
12577 | 14 | NULL, HFILL } |
12578 | 14 | }, |
12579 | 14 | { &hf_gtpv2_en_gnb_id, |
12580 | 14 | { "gNodeB ID", "gtpv2.en_gnb_id", |
12581 | 14 | FT_UINT32, BASE_DEC, NULL,0x0, |
12582 | 14 | NULL, HFILL } |
12583 | 14 | }, |
12584 | 14 | { &hf_gtpv2_trig_event_len, |
12585 | 14 | { "Length of Triggering Events", "gtpv2.trig_event_len", |
12586 | 14 | FT_UINT8, BASE_DEC, NULL,0x0, |
12587 | 14 | NULL, HFILL } |
12588 | 14 | }, |
12589 | 14 | { &hf_gtpv2_ne_list_len, |
12590 | 14 | { "Length of List of NE Types", "gtpv2.ne_list_len", |
12591 | 14 | FT_UINT8, BASE_DEC, NULL,0x0, |
12592 | 14 | NULL, HFILL } |
12593 | 14 | }, |
12594 | 14 | { &hf_gtpv2_ses_trs_depth, |
12595 | 14 | { "Session Trace Depth", "gtpv2.ses_trs_dept", |
12596 | 14 | FT_UINT8, BASE_DEC, NULL,0x0, |
12597 | 14 | NULL, HFILL } |
12598 | 14 | }, |
12599 | 14 | { &hf_gtpv2_list_of_if_len, |
12600 | 14 | { "Length of List of Interfaces", "gtpv2.list_of_if_len", |
12601 | 14 | FT_UINT8, BASE_DEC, NULL,0x0, |
12602 | 14 | NULL, HFILL } |
12603 | 14 | }, |
12604 | 14 | { &hf_gtpv2_trs_coll_ip_addr_len, |
12605 | 14 | { "Length of IP Address of Trace Collection Entity", "gtpv2.trs_coll_ip_addr_len", |
12606 | 14 | FT_UINT8, BASE_DEC, NULL,0x0, |
12607 | 14 | NULL, HFILL } |
12608 | 14 | }, |
12609 | 14 | { &hf_gtpv2_trs_coll_ipv4_addr, |
12610 | 14 | {"IP Address of Trace Collection Entity", "gtpv2.trs_coll_ipv4_addr", |
12611 | 14 | FT_IPv4, BASE_NONE, NULL, 0x0, |
12612 | 14 | NULL, HFILL} |
12613 | 14 | }, |
12614 | 14 | { &hf_gtpv2_trs_coll_ipv6_addr, |
12615 | 14 | {"IP Address of Trace Collection Entity", "gtpv2.trs_coll_ipv6_addr", |
12616 | 14 | FT_IPv6, BASE_NONE, NULL, 0x0, |
12617 | 14 | NULL, HFILL} |
12618 | 14 | }, |
12619 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_cap, |
12620 | 14 | { "CAP", "gtpv2.ext_tra_info_loi.mscs.cap", |
12621 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, |
12622 | 14 | NULL, HFILL } |
12623 | 14 | }, |
12624 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_map_f, |
12625 | 14 | { "MAP-F", "gtpv2.ext_tra_info_loi.mscs.map_f", |
12626 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x40, |
12627 | 14 | NULL, HFILL } |
12628 | 14 | }, |
12629 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_map_e, |
12630 | 14 | { "MAP-E", "gtpv2.ext_tra_info_loi.mscs.map_e", |
12631 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x20, |
12632 | 14 | NULL, HFILL } |
12633 | 14 | }, |
12634 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_map_b, |
12635 | 14 | { "MAP-B", "gtpv2.ext_tra_info_loi.mscs.map_b", |
12636 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12637 | 14 | NULL, HFILL } |
12638 | 14 | }, |
12639 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_map_g, |
12640 | 14 | { "MAP-G", "gtpv2.ext_tra_info_loi.mscs.map_g", |
12641 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12642 | 14 | NULL, HFILL } |
12643 | 14 | }, |
12644 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_mc, |
12645 | 14 | { "Mc", "gtpv2.ext_tra_info_loi.mscs.mc", |
12646 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12647 | 14 | NULL, HFILL } |
12648 | 14 | }, |
12649 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_iu, |
12650 | 14 | { "Iu", "gtpv2.ext_tra_info_loi.mscs.iu", |
12651 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12652 | 14 | NULL, HFILL } |
12653 | 14 | }, |
12654 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_a, |
12655 | 14 | { "A","gtpv2.ext_tra_info_loi.mscs.a", |
12656 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12657 | 14 | NULL, HFILL } |
12658 | 14 | }, |
12659 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_map_c, |
12660 | 14 | { "MAP-C", "gtpv2.ext_tra_info_loi.mscs.map_c", |
12661 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12662 | 14 | NULL, HFILL } |
12663 | 14 | }, |
12664 | 14 | { &hf_gtpv2_ext_tra_info_loi_mscs_map_d, |
12665 | 14 | { "MAP-D", "gtpv2.ext_tra_info_loi.mscs.map_d", |
12666 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12667 | 14 | NULL, HFILL } |
12668 | 14 | }, |
12669 | 14 | { &hf_gtpv2_ext_tra_info_loi_mgw_iuup, |
12670 | 14 | { "Iu-UP", "gtpv2.ext_tra_info_loi.mgw.iuup", |
12671 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12672 | 14 | NULL, HFILL } |
12673 | 14 | }, |
12674 | 14 | { &hf_gtpv2_ext_tra_info_loi_mgw_nbup, |
12675 | 14 | { "Nb-UP", "gtpv2.ext_tra_info_loi.mgw.nbup", |
12676 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12677 | 14 | NULL, HFILL } |
12678 | 14 | }, |
12679 | 14 | { &hf_gtpv2_ext_tra_info_loi_mgw_mc, |
12680 | 14 | { "Mc", "gtpv2.ext_tra_info_loi.mgw.mc", |
12681 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12682 | 14 | NULL, HFILL } |
12683 | 14 | }, |
12684 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_ge, |
12685 | 14 | { "Ge", "gtpv2.ext_tra_info_loi.sgsn.ge", |
12686 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, |
12687 | 14 | NULL, HFILL } |
12688 | 14 | }, |
12689 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_gs, |
12690 | 14 | { "Gs", "gtpv2.ext_tra_info_loi.sgsn.gs", |
12691 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x40, |
12692 | 14 | NULL, HFILL } |
12693 | 14 | }, |
12694 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_map_gf, |
12695 | 14 | { "MAP-Gf", "gtpv2.ext_tra_info_loi.sgsn.map_gf", |
12696 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x20, |
12697 | 14 | NULL, HFILL } |
12698 | 14 | }, |
12699 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_map_gd, |
12700 | 14 | { "MAP-Gd", "gtpv2.ext_tra_info_loi.sgsn.map_gd", |
12701 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12702 | 14 | NULL, HFILL } |
12703 | 14 | }, |
12704 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_map_gr, |
12705 | 14 | { "MAP-Gr", "gtpv2.ext_tra_info_loi.sgsn.map_gr", |
12706 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12707 | 14 | NULL, HFILL } |
12708 | 14 | }, |
12709 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_gn, |
12710 | 14 | { "Gn", "gtpv2.ext_tra_info_loi.sgsn.gn", |
12711 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12712 | 14 | NULL, HFILL } |
12713 | 14 | }, |
12714 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_iu, |
12715 | 14 | { "Iu", "gtpv2.ext_tra_info_loi.sgsn.iu", |
12716 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12717 | 14 | NULL, HFILL } |
12718 | 14 | }, |
12719 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_gb, |
12720 | 14 | { "Gb", "gtpv2.ext_tra_info_loi.sgsn.gb", |
12721 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12722 | 14 | NULL, HFILL } |
12723 | 14 | }, |
12724 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_s13, |
12725 | 14 | { "S13", "gtpv2.ext_tra_info_loi.sgsn.s13", |
12726 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12727 | 14 | NULL, HFILL } |
12728 | 14 | }, |
12729 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_s3, |
12730 | 14 | { "S3", "gtpv2.ext_tra_info_loi.sgsn.s3", |
12731 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12732 | 14 | NULL, HFILL } |
12733 | 14 | }, |
12734 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_s4, |
12735 | 14 | { "S4", "gtpv2.ext_tra_info_loi.sgsn.s4", |
12736 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12737 | 14 | NULL, HFILL } |
12738 | 14 | }, |
12739 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgsn_s6d, |
12740 | 14 | { "S6d", "gtpv2.ext_tra_info_loi.sgsn.s6d", |
12741 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12742 | 14 | NULL, HFILL } |
12743 | 14 | }, |
12744 | 14 | { &hf_gtpv2_ext_tra_info_loi_ggsn_gmb, |
12745 | 14 | { "Gmb", "gtpv2.ext_tra_info_loi.ggsn.gmb", |
12746 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12747 | 14 | NULL, HFILL } |
12748 | 14 | }, |
12749 | 14 | { &hf_gtpv2_ext_tra_info_loi_ggsn_gi, |
12750 | 14 | { "Gi", "gtpv2.ext_tra_info_loi.ggsn.gi", |
12751 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12752 | 14 | NULL, HFILL } |
12753 | 14 | }, |
12754 | 14 | { &hf_gtpv2_ext_tra_info_loi_ggsn_gn, |
12755 | 14 | { "Gn", "gtpv2.ext_tra_info_loi.ggsn.gn", |
12756 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12757 | 14 | NULL, HFILL } |
12758 | 14 | }, |
12759 | 14 | { &hf_gtpv2_ext_tra_info_loi_rnc_uu, |
12760 | 14 | { "Uu", "gtpv2.ext_tra_info_loi.rrc.uu", |
12761 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12762 | 14 | NULL, HFILL } |
12763 | 14 | }, |
12764 | 14 | { &hf_gtpv2_ext_tra_info_loi_rnc_iub, |
12765 | 14 | { "Iub", "gtpv2.ext_tra_info_loi.rrc.iub", |
12766 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12767 | 14 | NULL, HFILL } |
12768 | 14 | }, |
12769 | 14 | { &hf_gtpv2_ext_tra_info_loi_rnc_iur, |
12770 | 14 | { "Iur", "gtpv2.ext_tra_info_loi.rrc.iur", |
12771 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12772 | 14 | NULL, HFILL } |
12773 | 14 | }, |
12774 | 14 | { &hf_gtpv2_ext_tra_info_loi_rnc_iu, |
12775 | 14 | { "Iu", "gtpv2.ext_tra_info_loi.rrc.iu", |
12776 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12777 | 14 | NULL, HFILL } |
12778 | 14 | }, |
12779 | 14 | { &hf_gtpv2_ext_tra_info_loi_bm_sc_gmb, |
12780 | 14 | { "Gmb", "gtpv2.ext_tra_info_loi.bm_sc.gmb", |
12781 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12782 | 14 | NULL, HFILL } |
12783 | 14 | }, |
12784 | 14 | { &hf_gtpv2_ext_tra_info_loi_mme_s13, |
12785 | 14 | { "S13", "gtpv2.ext_tra_info_loi.mme.s13", |
12786 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x20, |
12787 | 14 | NULL, HFILL } |
12788 | 14 | }, |
12789 | 14 | { &hf_gtpv2_ext_tra_info_loi_mme_s11, |
12790 | 14 | { "S11", "gtpv2.ext_tra_info_loi.mme.s11", |
12791 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12792 | 14 | NULL, HFILL } |
12793 | 14 | }, |
12794 | 14 | { &hf_gtpv2_ext_tra_info_loi_mme_s10, |
12795 | 14 | { "S10", "gtpv2.ext_tra_info_loi.mme.s10", |
12796 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12797 | 14 | NULL, HFILL } |
12798 | 14 | }, |
12799 | 14 | { &hf_gtpv2_ext_tra_info_loi_mme_s6a, |
12800 | 14 | { "S6a", "gtpv2.ext_tra_info_loi.mme.s6a", |
12801 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12802 | 14 | NULL, HFILL } |
12803 | 14 | }, |
12804 | 14 | { &hf_gtpv2_ext_tra_info_loi_mme_s3, |
12805 | 14 | { "S3", "gtpv2.ext_tra_info_loi.mme.s3", |
12806 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12807 | 14 | NULL, HFILL } |
12808 | 14 | }, |
12809 | 14 | { &hf_gtpv2_ext_tra_info_loi_mme_s1_mme, |
12810 | 14 | { "S1-mme", "gtpv2.ext_tra_info_loi.mme.s1_mme", |
12811 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12812 | 14 | NULL, HFILL } |
12813 | 14 | }, |
12814 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgw_gxc, |
12815 | 14 | { "Gxc", "gtpv2.ext_tra_info_loi.sgw.gxc", |
12816 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12817 | 14 | NULL, HFILL } |
12818 | 14 | }, |
12819 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgw_s11, |
12820 | 14 | { "S11", "gtpv2.ext_tra_info_loi.sgw.s11", |
12821 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12822 | 14 | NULL, HFILL } |
12823 | 14 | }, |
12824 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgw_s8b, |
12825 | 14 | { "S8b", "gtpv2.ext_tra_info_loi.sgw.s8b", |
12826 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12827 | 14 | NULL, HFILL } |
12828 | 14 | }, |
12829 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgw_s5, |
12830 | 14 | { "S5", "gtpv2.ext_tra_info_loi.sgw.s5", |
12831 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12832 | 14 | NULL, HFILL } |
12833 | 14 | }, |
12834 | 14 | { &hf_gtpv2_ext_tra_info_loi_sgw_s4, |
12835 | 14 | { "S4", "gtpv2.ext_tra_info_loi.sgw.s4", |
12836 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12837 | 14 | NULL, HFILL } |
12838 | 14 | }, |
12839 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_sgi, |
12840 | 14 | { "Sgi", "gtpv2.ext_tra_info_loi.pdn_gw.sgi", |
12841 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, |
12842 | 14 | NULL, HFILL } |
12843 | 14 | }, |
12844 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_s8b, |
12845 | 14 | { "S8b", "gtpv2.ext_tra_info_loi.pdn_gw.s8b", |
12846 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x40, |
12847 | 14 | NULL, HFILL } |
12848 | 14 | }, |
12849 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_gx, |
12850 | 14 | { "Gx", "gtpv2.ext_tra_info_loi.pdn_gw.gx", |
12851 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x20, |
12852 | 14 | NULL, HFILL } |
12853 | 14 | }, |
12854 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_s6b, |
12855 | 14 | { "S6b", "gtpv2.ext_tra_info_loi.pdn_gw.s6b", |
12856 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12857 | 14 | NULL, HFILL } |
12858 | 14 | }, |
12859 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_s5, |
12860 | 14 | { "S5", "gtpv2.ext_tra_info_loi.pdn_gw.s5", |
12861 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12862 | 14 | NULL, HFILL } |
12863 | 14 | }, |
12864 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_s2c, |
12865 | 14 | { "S2c", "gtpv2.ext_tra_info_loi.pdn_gw.s2c", |
12866 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12867 | 14 | NULL, HFILL } |
12868 | 14 | }, |
12869 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_s2b, |
12870 | 14 | { "S2b", "gtpv2.ext_tra_info_loi.pdn_gw.s2b", |
12871 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12872 | 14 | NULL, HFILL } |
12873 | 14 | }, |
12874 | 14 | { &hf_gtpv2_ext_tra_info_loi_pdn_gw_s2a, |
12875 | 14 | { "S2a", "gtpv2.ext_tra_info_loi.pdn_gw.s2a", |
12876 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12877 | 14 | NULL, HFILL } |
12878 | 14 | }, |
12879 | 14 | { &hf_gtpv2_ext_tra_info_loi_enb_uu, |
12880 | 14 | { "Uu", "gtpv2.ext_tra_info_loi.enb.uu", |
12881 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12882 | 14 | NULL, HFILL } |
12883 | 14 | }, |
12884 | 14 | { &hf_gtpv2_ext_tra_info_loi_enb_x2, |
12885 | 14 | { "X2", "gtpv2.ext_tra_info_loi.enb.x2", |
12886 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12887 | 14 | NULL, HFILL } |
12888 | 14 | }, |
12889 | 14 | { &hf_gtpv2_ext_tra_info_loi_enb_s1_mme, |
12890 | 14 | { "S1-MME", "gtpv2.ext_tra_info_loi.enb.s1_mme", |
12891 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12892 | 14 | NULL, HFILL } |
12893 | 14 | }, |
12894 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_sh, |
12895 | 14 | { "Sh", "gtpv2.ext_tra_info_loi.hss.Sh", |
12896 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, |
12897 | 14 | NULL, HFILL } |
12898 | 14 | }, |
12899 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_s6a, |
12900 | 14 | { "S6a", "gtpv2.ext_tra_info_loi.hss.S6a", |
12901 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x40, |
12902 | 14 | NULL, HFILL } |
12903 | 14 | }, |
12904 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_s6d, |
12905 | 14 | { "S6d", "gtpv2.ext_tra_info_loi.hss.S6d", |
12906 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x20, |
12907 | 14 | NULL, HFILL } |
12908 | 14 | }, |
12909 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_cx, |
12910 | 14 | { "Cx", "gtpv2.ext_tra_info_loi.hss.cx", |
12911 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12912 | 14 | NULL, HFILL } |
12913 | 14 | }, |
12914 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_map_gr, |
12915 | 14 | { "MAP-Gr", "gtpv2.ext_tra_info_loi.hss.map_gr", |
12916 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12917 | 14 | NULL, HFILL } |
12918 | 14 | }, |
12919 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_map_gc, |
12920 | 14 | { "MAP-Gc", "gtpv2.ext_tra_info_loi.hss.map_gc", |
12921 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12922 | 14 | NULL, HFILL } |
12923 | 14 | }, |
12924 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_map_d, |
12925 | 14 | { "MAP-D", "gtpv2.ext_tra_info_loi.hss.map_d", |
12926 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12927 | 14 | NULL, HFILL } |
12928 | 14 | }, |
12929 | 14 | { &hf_gtpv2_ext_tra_info_loi_hss_map_c, |
12930 | 14 | { "MAP-C", "gtpv2.ext_tra_info_loi.hss.map_c", |
12931 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12932 | 14 | NULL, HFILL } |
12933 | 14 | }, |
12934 | 14 | { &hf_gtpv2_ext_tra_info_loi_eir_map_gf, |
12935 | 14 | { "MAP-Gf", "gtpv2.ext_tra_info_loi.eir.map_gf", |
12936 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12937 | 14 | NULL, HFILL } |
12938 | 14 | }, |
12939 | 14 | { &hf_gtpv2_ext_tra_info_loi_eir_s13p, |
12940 | 14 | { "S13'", "gtpv2.ext_tra_info_loi.eir.s13p", |
12941 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12942 | 14 | NULL, HFILL } |
12943 | 14 | }, |
12944 | 14 | { &hf_gtpv2_ext_tra_info_loi_eir_s13, |
12945 | 14 | { "S13", "gtpv2.ext_tra_info_loi.eir.s13", |
12946 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12947 | 14 | NULL, HFILL } |
12948 | 14 | }, |
12949 | 14 | { &hf_gtpv2_ext_tra_info_loi_eir_map_f, |
12950 | 14 | { "MAP-F", "gtpv2.ext_tra_info_loi.eir.map_f", |
12951 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12952 | 14 | NULL, HFILL } |
12953 | 14 | }, |
12954 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n20, |
12955 | 14 | { "N20", "gtpv2.ext_tra_info_loi.amf.n20", |
12956 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, |
12957 | 14 | NULL, HFILL } |
12958 | 14 | }, |
12959 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n15, |
12960 | 14 | { "N15", "gtpv2.ext_tra_info_loi.amf.n15", |
12961 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x40, |
12962 | 14 | NULL, HFILL } |
12963 | 14 | }, |
12964 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n14, |
12965 | 14 | { "N14", "gtpv2.ext_tra_info_loi.amf.n14", |
12966 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x20, |
12967 | 14 | NULL, HFILL } |
12968 | 14 | }, |
12969 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n12, |
12970 | 14 | { "N12", "gtpv2.ext_tra_info_loi.amf.n12", |
12971 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
12972 | 14 | NULL, HFILL } |
12973 | 14 | }, |
12974 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n11, |
12975 | 14 | { "N11", "gtpv2.ext_tra_info_loi.amf.n11", |
12976 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
12977 | 14 | NULL, HFILL } |
12978 | 14 | }, |
12979 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n8, |
12980 | 14 | { "N8", "gtpv2.ext_tra_info_loi.amf.n8", |
12981 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
12982 | 14 | NULL, HFILL } |
12983 | 14 | }, |
12984 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n2, |
12985 | 14 | { "N2", "gtpv2.ext_tra_info_loi.amf.n2", |
12986 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12987 | 14 | NULL, HFILL } |
12988 | 14 | }, |
12989 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n1, |
12990 | 14 | { "N1", "gtpv2.ext_tra_info_loi.amf.n1", |
12991 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
12992 | 14 | NULL, HFILL } |
12993 | 14 | }, |
12994 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n22, |
12995 | 14 | { "N22", "gtpv2.ext_tra_info_loi.amf.n22", |
12996 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
12997 | 14 | NULL, HFILL } |
12998 | 14 | }, |
12999 | 14 | { &hf_gtpv2_ext_tra_info_loi_amf_n26, |
13000 | 14 | { "N26", "gtpv2.ext_tra_info_loi.amf.n26", |
13001 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
13002 | 14 | NULL, HFILL } |
13003 | 14 | }, |
13004 | 14 | { &hf_gtpv2_ext_tra_info_loi_pcf_n15, |
13005 | 14 | { "N15", "gtpv2.ext_tra_info_loi.pcf.n15", |
13006 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
13007 | 14 | NULL, HFILL } |
13008 | 14 | }, |
13009 | 14 | { &hf_gtpv2_ext_tra_info_loi_pcf_n7, |
13010 | 14 | { "N7", "gtpv2.ext_tra_info_loi.pcf.n7", |
13011 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
13012 | 14 | NULL, HFILL } |
13013 | 14 | }, |
13014 | 14 | { &hf_gtpv2_ext_tra_info_loi_pcf_n5, |
13015 | 14 | { "N5", "gtpv2.ext_tra_info_loi.pcf.n5", |
13016 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
13017 | 14 | NULL, HFILL } |
13018 | 14 | }, |
13019 | 14 | { &hf_gtpv2_ext_tra_info_loi_smf_s5_c, |
13020 | 14 | { "S5-C", "gtpv2.ext_tra_info_loi.smf.s5_c", |
13021 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
13022 | 14 | NULL, HFILL } |
13023 | 14 | }, |
13024 | 14 | { &hf_gtpv2_ext_tra_info_loi_smf_n11, |
13025 | 14 | { "N11", "gtpv2.ext_tra_info_loi.smf.n11", |
13026 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
13027 | 14 | NULL, HFILL } |
13028 | 14 | }, |
13029 | 14 | { &hf_gtpv2_ext_tra_info_loi_smf_n10, |
13030 | 14 | { "N10", "gtpv2.ext_tra_info_loi.smf.n10", |
13031 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
13032 | 14 | NULL, HFILL } |
13033 | 14 | }, |
13034 | 14 | { &hf_gtpv2_ext_tra_info_loi_smf_n7, |
13035 | 14 | { "N7", "gtpv2.ext_tra_info_loi.smf.n7", |
13036 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
13037 | 14 | NULL, HFILL } |
13038 | 14 | }, |
13039 | 14 | { &hf_gtpv2_ext_tra_info_loi_smf_n4, |
13040 | 14 | { "N4", "gtpv2.ext_tra_info_loi.smf.n4", |
13041 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
13042 | 14 | NULL, HFILL } |
13043 | 14 | }, |
13044 | 14 | { &hf_gtpv2_ext_tra_info_loi_upf_n4, |
13045 | 14 | { "N4", "gtpv2.ext_tra_info_loi.upf.n4", |
13046 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x01, |
13047 | 14 | NULL, HFILL } |
13048 | 14 | }, |
13049 | 14 | { &hf_gtpv2_ext_tra_info_loi_ng_ran_node_e1_c, |
13050 | 14 | { "E1-C", "gtpv2.ext_tra_info_loi.ng_ran_node.e1_c", |
13051 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x10, |
13052 | 14 | NULL, HFILL } |
13053 | 14 | }, |
13054 | 14 | { &hf_gtpv2_ext_tra_info_loi_ng_ran_node_f1_c, |
13055 | 14 | { "F1-C", "gtpv2.ext_tra_info_loi.ng_ran_node.f1_c", |
13056 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x08, |
13057 | 14 | NULL, HFILL } |
13058 | 14 | }, |
13059 | 14 | { &hf_gtpv2_ext_tra_info_loi_ng_ran_node_Uu, |
13060 | 14 | { "Uu", "gtpv2.ext_tra_info_loi.ng_ran_node.uu", |
13061 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x04, |
13062 | 14 | NULL, HFILL } |
13063 | 14 | }, |
13064 | 14 | { &hf_gtpv2_ext_tra_info_loi_ng_ran_node_xn_c, |
13065 | 14 | { "Xn-C", "gtpv2.ext_tra_info_loi.ng_ran_node.xn_c", |
13066 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
13067 | 14 | NULL, HFILL } |
13068 | 14 | }, |
13069 | 14 | { &hf_gtpv2_ext_tra_info_loi_ng_ran_node_ng_c, |
13070 | 14 | { "NG-C", "gtpv2.ext_tra_info_loi.ng_ran_node.ng_c", |
13071 | 14 | FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x02, |
13072 | 14 | NULL, HFILL } |
13073 | 14 | }, |
13074 | 14 | { &hf_gtpv2_nr_add_exception_rpts, |
13075 | 14 | { "Number of additional exception reports", "gtpv2.r_add_exception_rpts", |
13076 | 14 | FT_UINT32, BASE_DEC, NULL,0x0, |
13077 | 14 | NULL, HFILL } |
13078 | 14 | }, |
13079 | 14 | { &hf_gtpv2_nr_ul_pkts_all, |
13080 | 14 | { "Number of Uplink packets allowed", "gtpv2.nr_ul_pkts_all", |
13081 | 14 | FT_UINT32, BASE_DEC, NULL,0x0, |
13082 | 14 | NULL, HFILL } |
13083 | 14 | }, |
13084 | 14 | { &hf_gtpv2_nr_dl_pkts_all, |
13085 | 14 | { "Number of Downlink packets allowed", "gtpv2.nr_dl_pkts_all", |
13086 | 14 | FT_UINT32, BASE_DEC, NULL,0x0, |
13087 | 14 | NULL, HFILL } |
13088 | 14 | }, |
13089 | 14 | { &hf_apn_rte_cntrl_status_val_time, |
13090 | 14 | { "APN Rate Control Status validity Time", "gtpv2.pn_rte_cntrl_status_val_time", |
13091 | 14 | FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL,0x0, |
13092 | 14 | NULL, HFILL } |
13093 | 14 | }, |
13094 | 14 | { &hf_gtpv2_max_pkt_loss_rte_ul_flg, |
13095 | 14 | { "UL", "gtpv2.max_pkt_loss_rte_ul_flg", |
13096 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x01, |
13097 | 14 | NULL, HFILL } |
13098 | 14 | }, |
13099 | 14 | { &hf_gtpv2_max_pkt_loss_rte_dl_flg, |
13100 | 14 | { "DL", "gtpv2.max_pkt_loss_rte_dl_flg", |
13101 | 14 | FT_BOOLEAN, 8, TFS(&tfs_present_not_present), 0x02, |
13102 | 14 | NULL, HFILL } |
13103 | 14 | }, |
13104 | 14 | { &hf_gtpv2_max_pkt_loss_rte_ul, |
13105 | 14 | { "Maximum Packet Loss Rate UL", "gtpv2.max_pkt_loss_rte_ul", |
13106 | 14 | FT_UINT16, BASE_CUSTOM, CF_FUNC(value_in_tenth_of_percent_fmt), 0x0, |
13107 | 14 | NULL, HFILL } |
13108 | 14 | }, |
13109 | 14 | { &hf_gtpv2_max_pkt_loss_rte_dl, |
13110 | 14 | { "Maximum Packet Loss Rate DL", "gtpv2.max_pkt_loss_rte_dl", |
13111 | 14 | FT_UINT16, BASE_CUSTOM, CF_FUNC(value_in_tenth_of_percent_fmt), 0x0, |
13112 | 14 | NULL, HFILL } |
13113 | 14 | }, |
13114 | 14 | { &hf_gtpv2_mm_context_iov_updates_counter, |
13115 | 14 | { "IOV_updates counter", "gtpv2.mm_context.iov_updates_counter", |
13116 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
13117 | 14 | NULL, HFILL } |
13118 | 14 | }, |
13119 | 14 | { &hf_gtpv2_mm_context_ear_len, |
13120 | 14 | { "Length of Extended Access Restriction Data", "gtpv2.mm_context.ear_len", |
13121 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
13122 | 14 | NULL, HFILL } |
13123 | 14 | }, |
13124 | 14 | { &hf_gtpv2_node_number_len, |
13125 | 14 | { "Length", "gtpv2.node_number.len", |
13126 | 14 | FT_UINT8, BASE_DEC, NULL, 0x0, |
13127 | 14 | NULL, HFILL } |
13128 | 14 | }, |
13129 | 14 | { &hf_gtpv2_additional_rrm_policy_index, |
13130 | 14 | { "Additional RRM Policy Index", "gtpv2.additional_rrm_policy_index", |
13131 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
13132 | 14 | NULL, HFILL } |
13133 | 14 | }, |
13134 | 14 | { &hf_gtpv2_group_id, |
13135 | 14 | { "Group ID", "gtpv2.group_id", |
13136 | 14 | FT_STRING, BASE_NONE, NULL, 0x0, |
13137 | 14 | NULL, HFILL } |
13138 | 14 | }, |
13139 | 14 | { &hf_gtpv2_ie_up_security_policy_up_ip_policy, |
13140 | 14 | { "UP IP Policy", "gtpv2.ie_up_security_policy.up_ip_policy", |
13141 | 14 | FT_UINT8, BASE_DEC, VALS(gtpv2_up_ip_policy_vals), 0x3, |
13142 | 14 | NULL, HFILL } |
13143 | 14 | }, |
13144 | 14 | { &hf_gtpv2_ie_pscell_id_spare, |
13145 | 14 | { "Spare", "gtpv2.pscell_id.spare", |
13146 | 14 | FT_UINT40, BASE_DEC, NULL, 0xF000000000, |
13147 | 14 | NULL, HFILL } |
13148 | 14 | }, |
13149 | 14 | { &hf_gtpv2_ie_pscell_id_nr_cgi, |
13150 | 14 | { "NR CGI", "gtpv2.pscell_id.nr_cgi", |
13151 | 14 | FT_UINT40, BASE_HEX, NULL, 0x0FFFFFFFFF, |
13152 | 14 | NULL, HFILL } |
13153 | 14 | }, |
13154 | 14 | { &hf_gtpv2_ie_up_security_policy_spare, |
13155 | 14 | { "Spare", "gtpv2.up_security_policy.spare", |
13156 | 14 | FT_UINT8, BASE_DEC, NULL, 0xFC, |
13157 | 14 | NULL, HFILL } |
13158 | 14 | }, |
13159 | 14 | { &hf_gtpv2_nf_instance_id_nf_instance_id, |
13160 | 14 | { "NF Instance ID", "gtpv2.nf_instance_id_nf_instance_id", |
13161 | 14 | FT_GUID, BASE_NONE, NULL, 0x0, |
13162 | 14 | NULL, HFILL} |
13163 | 14 | }, |
13164 | 14 | { &hf_gtpv2_nf_timer_in_seconds_timer_value, |
13165 | 14 | { "Timer in Seconds", "gtpv2.timer_in_seconds_timer_value", |
13166 | 14 | FT_UINT32, BASE_DEC, NULL, 0x0, |
13167 | 14 | NULL, HFILL} |
13168 | 14 | }, |
13169 | 14 | }; |
13170 | | |
13171 | | /* Setup protocol subtree array */ |
13172 | 14 | #define GTPV2_NUM_INDIVIDUAL_ELEMS 85 |
13173 | 14 | static int *ett_gtpv2_array[GTPV2_NUM_INDIVIDUAL_ELEMS + NUM_GTPV2_IES]; |
13174 | | |
13175 | 14 | ett_gtpv2_array[0] = &ett_gtpv2; |
13176 | 14 | ett_gtpv2_array[1] = &ett_gtpv2_flags; |
13177 | 14 | ett_gtpv2_array[2] = &ett_gtpv2_uli_flags; |
13178 | 14 | ett_gtpv2_array[3] = &ett_gtpv2_uli_field; |
13179 | 14 | ett_gtpv2_array[4] = &ett_gtpv2_bearer_ctx; |
13180 | 14 | ett_gtpv2_array[5] = &ett_gtpv2_PDN_conn; |
13181 | 14 | ett_gtpv2_array[6] = &ett_gtpv2_overload_control_information; |
13182 | 14 | ett_gtpv2_array[7] = &ett_gtpv2_mm_context_flag; |
13183 | 14 | ett_gtpv2_array[8] = &ett_gtpv2_pdn_numbers_nsapi; |
13184 | 14 | ett_gtpv2_array[9] = &ett_gtpv2_tra_info_trigg; |
13185 | 14 | ett_gtpv2_array[10] = &ett_gtpv2_tra_info_trigg_msc_server; |
13186 | 14 | ett_gtpv2_array[11] = &ett_gtpv2_tra_info_trigg_mgw; |
13187 | 14 | ett_gtpv2_array[12] = &ett_gtpv2_tra_info_trigg_sgsn; |
13188 | 14 | ett_gtpv2_array[13] = &ett_gtpv2_tra_info_trigg_ggsn; |
13189 | 14 | ett_gtpv2_array[14] = &ett_gtpv2_tra_info_trigg_bm_sc; |
13190 | 14 | ett_gtpv2_array[15] = &ett_gtpv2_tra_info_trigg_sgw_mme; |
13191 | 14 | ett_gtpv2_array[16] = &ett_gtpv2_tra_info_trigg_sgw; |
13192 | 14 | ett_gtpv2_array[17] = &ett_gtpv2_tra_info_trigg_pgw; |
13193 | 14 | ett_gtpv2_array[18] = &ett_gtpv2_tra_info_interfaces; |
13194 | 14 | ett_gtpv2_array[19] = &ett_gtpv2_tra_info_interfaces_imsc_server; |
13195 | 14 | ett_gtpv2_array[20] = &ett_gtpv2_tra_info_interfaces_lmgw; |
13196 | 14 | ett_gtpv2_array[21] = &ett_gtpv2_tra_info_interfaces_lsgsn; |
13197 | 14 | ett_gtpv2_array[22] = &ett_gtpv2_tra_info_interfaces_lggsn; |
13198 | 14 | ett_gtpv2_array[23] = &ett_gtpv2_tra_info_interfaces_lrnc; |
13199 | 14 | ett_gtpv2_array[24] = &ett_gtpv2_tra_info_interfaces_lbm_sc; |
13200 | 14 | ett_gtpv2_array[25] = &ett_gtpv2_tra_info_interfaces_lmme; |
13201 | 14 | ett_gtpv2_array[26] = &ett_gtpv2_tra_info_interfaces_lsgw; |
13202 | 14 | ett_gtpv2_array[27] = &ett_gtpv2_tra_info_interfaces_lpdn_gw; |
13203 | 14 | ett_gtpv2_array[28] = &ett_gtpv2_tra_info_interfaces_lpdn_lenb; |
13204 | 14 | ett_gtpv2_array[29] = &ett_gtpv2_tra_info_ne_types; |
13205 | 14 | ett_gtpv2_array[30] = &ett_gtpv2_rai; |
13206 | 14 | ett_gtpv2_array[31] = &ett_gtpv2_stn_sr; |
13207 | 14 | ett_gtpv2_array[32] = &ett_gtpv2_ms_mark; |
13208 | 14 | ett_gtpv2_array[33] = &ett_gtpv2_supp_codec_list; |
13209 | 14 | ett_gtpv2_array[34] = &ett_gtpv2_bss_con; |
13210 | 14 | ett_gtpv2_array[35] = &ett_gtpv2_utran_con; |
13211 | 14 | ett_gtpv2_array[36] = &ett_gtpv2_eutran_con; |
13212 | 14 | ett_gtpv2_array[37] = &ett_gtpv2_son_con; |
13213 | 14 | ett_gtpv2_array[38] = &ett_gtpv2_endc_son_con; |
13214 | 14 | ett_gtpv2_array[39] = &ett_gtpv2_intersys_son_con; |
13215 | 14 | ett_gtpv2_array[40] = &ett_gtpv2_mm_context_auth_qua; |
13216 | 14 | ett_gtpv2_array[41] = &ett_gtpv2_mm_context_auth_qui; |
13217 | 14 | ett_gtpv2_array[42] = &ett_gtpv2_mm_context_auth_tri; |
13218 | 14 | ett_gtpv2_array[43] = &ett_gtpv2_mm_context_net_cap; |
13219 | 14 | ett_gtpv2_array[44] = &ett_gtpv2_ms_network_capability; |
13220 | 14 | ett_gtpv2_array[45] = &ett_gtpv2_mm_context_sc; |
13221 | 14 | ett_gtpv2_array[46] = &ett_gtpv2_vd_pref; |
13222 | 14 | ett_gtpv2_array[47] = &ett_gtpv2_access_rest_data; |
13223 | 14 | ett_gtpv2_array[48] = &ett_gtpv2_qua; |
13224 | 14 | ett_gtpv2_array[49] = &ett_gtpv2_qui; |
13225 | 14 | ett_gtpv2_array[50] = &ett_gtpv2_preaa_tais; |
13226 | 14 | ett_gtpv2_array[51] = &ett_gtpv2_preaa_menbs; |
13227 | 14 | ett_gtpv2_array[52] = &ett_gtpv2_preaa_henbs; |
13228 | 14 | ett_gtpv2_array[53] = &ett_gtpv2_preaa_ecgis; |
13229 | 14 | ett_gtpv2_array[54] = &ett_gtpv2_preaa_rais; |
13230 | 14 | ett_gtpv2_array[55] = &ett_gtpv2_preaa_sais; |
13231 | 14 | ett_gtpv2_array[56] = &ett_gtpv2_preaa_cgis; |
13232 | 14 | ett_gtpv2_array[57] = &ett_gtpv2_load_control_inf; |
13233 | 14 | ett_gtpv2_array[58] = &ett_gtpv2_eci; |
13234 | 14 | ett_gtpv2_array[59] = &ett_gtpv2_twan_flags; |
13235 | 14 | ett_gtpv2_array[60] = &ett_gtpv2_ciot_support_ind; |
13236 | 14 | ett_gtpv2_array[61] = &ett_gtpv2_rohc_profile_flags; |
13237 | 14 | ett_gtpv2_array[62] = &ett_gtpv2_secondary_rat_usage_data_report; |
13238 | 14 | ett_gtpv2_array[63] = &ett_gtpv2_pres_rep_area_info; |
13239 | 14 | ett_gtpv2_array[64] = &ett_gtpv2_preaa_ext_menbs; |
13240 | 14 | ett_gtpv2_array[65] = &ett_gtpv2_ue_nr_sec_cap_len; |
13241 | 14 | ett_gtpv2_array[66] = &ett_gtpv2_apn_rte_ctrl_sts_len; |
13242 | 14 | ett_gtpv2_array[67] = &ett_gtpv2_if_mgcs; |
13243 | 14 | ett_gtpv2_array[68] = &ett_gtpv2_if_mgw; |
13244 | 14 | ett_gtpv2_array[69] = &ett_gtpv2_if_sgsn; |
13245 | 14 | ett_gtpv2_array[70] = &ett_gtpv2_if_ggsn; |
13246 | 14 | ett_gtpv2_array[71] = &ett_gtpv2_if_rnc; |
13247 | 14 | ett_gtpv2_array[72] = &ett_gtpv2_if_bm_sc; |
13248 | 14 | ett_gtpv2_array[73] = &ett_gtpv2_if_mme; |
13249 | 14 | ett_gtpv2_array[74] = &ett_gtpv2_if_sgw; |
13250 | 14 | ett_gtpv2_array[75] = &ett_gtpv2_if_pdn_gw; |
13251 | 14 | ett_gtpv2_array[76] = &ett_gtpv2_if_enb; |
13252 | 14 | ett_gtpv2_array[77] = &ett_gtpv2_if_hss; |
13253 | 14 | ett_gtpv2_array[78] = &ett_gtpv2_if_eir; |
13254 | 14 | ett_gtpv2_array[79] = &ett_gtpv2_if_amf; |
13255 | 14 | ett_gtpv2_array[80] = &ett_gtpv2_if_pcf; |
13256 | 14 | ett_gtpv2_array[81] = &ett_gtpv2_if_smf; |
13257 | 14 | ett_gtpv2_array[82] = &ett_gtpv2_if_upf; |
13258 | 14 | ett_gtpv2_array[83] = &ett_gtpv2_if_ng_ran_node; |
13259 | 14 | ett_gtpv2_array[84] = &ett_gtpv2_PGW_change_info; |
13260 | 14 | last_offset = GTPV2_NUM_INDIVIDUAL_ELEMS; |
13261 | | |
13262 | 3.59k | for (i=0; i < NUM_GTPV2_IES; i++, last_offset++) |
13263 | 3.58k | { |
13264 | 3.58k | ett_gtpv2_array[last_offset] = &ett_gtpv2_ies[i]; |
13265 | 3.58k | } |
13266 | | |
13267 | 14 | static ei_register_info ei[] = { |
13268 | 14 | { &ei_gtpv2_ie_data_not_dissected, { "gtpv2.ie_data_not_dissected", PI_UNDECODED, PI_NOTE, "IE data not dissected yet", EXPFILL }}, |
13269 | 14 | { &ei_gtpv2_ie_len_invalid, { "gtpv2.ie_len_invalid", PI_PROTOCOL, PI_ERROR, "Wrong length", EXPFILL }}, |
13270 | 14 | { &ei_gtpv2_source_type_unknown, { "gtpv2.source_type.unknown", PI_PROTOCOL, PI_ERROR, "Unknown source type", EXPFILL }}, |
13271 | 14 | { &ei_gtpv2_fq_csid_type_bad, { "gtpv2.fq_csid_type.unknown", PI_PROTOCOL, PI_ERROR, "Wrong Node-ID Type", EXPFILL }}, |
13272 | 14 | { &ei_gtpv2_mbms_session_duration_days, { "gtpv2.mbms_session_duration_days.invalid", PI_PROTOCOL, PI_WARN, "Days out of allowed range", EXPFILL }}, |
13273 | 14 | { &ei_gtpv2_mbms_session_duration_secs, { "gtpv2.mbms_session_duration_secs.unknown", PI_PROTOCOL, PI_WARN, "Seconds out of allowed range", EXPFILL }}, |
13274 | 14 | { &ei_gtpv2_ie, { "gtpv2.ie_type.reserved", PI_PROTOCOL, PI_WARN, "IE type Zero is Reserved and should not be used", EXPFILL }}, |
13275 | 14 | { &ei_gtpv2_int_size_not_handled, { "gtpv2.ie_type.int_size_not_handled", PI_PROTOCOL, PI_WARN, "Integer size not handled yet", EXPFILL } }, |
13276 | 14 | { &ei_gtpv2_apn_too_long, { "gtpv2.apn_too_long", PI_PROTOCOL, PI_WARN, "APN encoding has more than 100 octets", EXPFILL } }, |
13277 | 14 | }; |
13278 | | |
13279 | 14 | expert_module_t* expert_gtpv2; |
13280 | 14 | module_t *gtpv2_module; |
13281 | | |
13282 | 14 | static const enum_val_t decode_srvcc_ps_to_cs_trans_cont_vals[] = { |
13283 | 14 | {"no", "Don't decode", PREF_DECODE_SRVCC_P2C_TRANS_CONT_NO}, |
13284 | 14 | {"utran", "Assume UTRAN target", PREF_DECODE_SRVCC_P2C_TRANS_CONT_TARGET_UTRAN}, |
13285 | 14 | {NULL, NULL, -1} |
13286 | 14 | }; |
13287 | | |
13288 | 14 | proto_gtpv2 = proto_register_protocol("GPRS Tunneling Protocol V2", "GTPv2", "gtpv2"); |
13289 | | |
13290 | 14 | gtpv2_module = prefs_register_protocol(proto_gtpv2, NULL); |
13291 | 14 | prefs_register_enum_preference(gtpv2_module, "decode_srvcc_p2c_trans_cont_target", |
13292 | 14 | "Decode SRVCC PS-to-CS Transparent Containers", |
13293 | 14 | "Use this setting to decode the Transparent Containers in the SRVCC PS-to-CS messages.\n" |
13294 | 14 | "This is needed until there's a reliable way to determine the contents of the transparent containers.", |
13295 | 14 | &pref_decode_srvcc_p2c_trans_cont, decode_srvcc_ps_to_cs_trans_cont_vals, false); |
13296 | | |
13297 | 14 | prefs_register_uint_preference(gtpv2_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); |
13298 | | |
13299 | 14 | proto_register_field_array(proto_gtpv2, hf_gtpv2, array_length(hf_gtpv2)); |
13300 | 14 | proto_register_subtree_array(ett_gtpv2_array, array_length(ett_gtpv2_array)); |
13301 | 14 | expert_gtpv2 = expert_register_protocol(proto_gtpv2); |
13302 | 14 | expert_register_field_array(expert_gtpv2, ei, array_length(ei)); |
13303 | | |
13304 | 14 | register_dissector("gtpv2", dissect_gtpv2, proto_gtpv2); |
13305 | | /* Dissector table for private extensions */ |
13306 | 14 | gtpv2_priv_ext_dissector_table = register_dissector_table("gtpv2.priv_ext", "GTPv2 Private Extension", proto_gtpv2, FT_UINT16, BASE_DEC); |
13307 | | |
13308 | 14 | gtpv2_tap = register_tap("gtpv2"); |
13309 | | |
13310 | 14 | register_srt_table(proto_gtpv2, NULL, 1, gtpv2_stat_packet, gtpv2_stat_init, NULL); |
13311 | 14 | } |
13312 | | |
13313 | | void |
13314 | | proto_reg_handoff_gtpv2(void) |
13315 | 14 | { |
13316 | | //static bool Initialized = false; |
13317 | | |
13318 | 14 | nas_eps_handle = find_dissector_add_dependency("nas-eps", proto_gtpv2); |
13319 | | |
13320 | 14 | radius_register_avp_dissector(VENDOR_THE3GPP, 22, dissect_radius_user_loc); |
13321 | | |
13322 | | /* AVP Code: 22 3GPP-User-Location-Info */ |
13323 | 14 | dissector_add_uint("diameter.3gpp", 22, create_dissector_handle(dissect_diameter_3gpp_uli, proto_gtpv2)); |
13324 | | |
13325 | | /* AVP Code: 2820 Presence-Reporting-Area-Elements-List */ |
13326 | 14 | dissector_add_uint("diameter.3gpp", 2820, create_dissector_handle(dissect_diameter_3gpp_presence_reporting_area_elements_list, proto_gtpv2)); |
13327 | | |
13328 | 14 | } |
13329 | | |
13330 | | /* |
13331 | | * Editor modelines |
13332 | | * |
13333 | | * Local Variables: |
13334 | | * c-basic-offset: 4 |
13335 | | * tab-width: 8 |
13336 | | * indent-tabs-mode: nil |
13337 | | * End: |
13338 | | * |
13339 | | * ex: set shiftwidth=4 tabstop=8 expandtab: |
13340 | | * :indentSize=4:tabSize=8:noTabs=true: |
13341 | | */ |