Line data Source code
1 : /* THIS FILE WAS GENERATED BY generate_filters.py. DO NOT EDIT BY HAND! */
2 : #ifndef HEADER_fd_src_disco_events_generated_fd_event_tile_seccomp_h
3 : #define HEADER_fd_src_disco_events_generated_fd_event_tile_seccomp_h
4 :
5 : #if defined(__linux__)
6 :
7 : #include "../../../../src/util/fd_util_base.h"
8 : #include <linux/audit.h>
9 : #include <linux/capability.h>
10 : #include <linux/filter.h>
11 : #include <linux/seccomp.h>
12 : #include <linux/bpf.h>
13 : #include <linux/unistd.h>
14 : #include <sys/syscall.h>
15 : #include <signal.h>
16 : #include <stddef.h>
17 :
18 : #if defined(__i386__)
19 : # define ARCH_NR AUDIT_ARCH_I386
20 : #elif defined(__x86_64__)
21 : # define ARCH_NR AUDIT_ARCH_X86_64
22 : #elif defined(__aarch64__)
23 : # define ARCH_NR AUDIT_ARCH_AARCH64
24 : #elif defined(__riscv) && __riscv_xlen == 64
25 : # define ARCH_NR AUDIT_ARCH_RISCV64
26 : #else
27 : # error "Target architecture is unsupported by seccomp."
28 : #endif
29 :
30 : #define FD_SECCOMP_ARG_LO_OFFSET(argno) ( offsetof( struct seccomp_data, args[(argno)] ) )
31 : #define FD_SECCOMP_ARG_HI_OFFSET(argno) ( offsetof( struct seccomp_data, args[(argno)] ) + 4U )
32 :
33 : #define FD_SECCOMP_ARG_LO(x) ((uint)(((ulong)(uint)(int)(x) ) & 0xffffffffUL))
34 : #define FD_SECCOMP_ARG_HI(x) ((uint)(((ulong)(x) >> 32) & 0xffffffffUL))
35 :
36 : static const uint sock_filter_policy_fd_event_tile_instr_cnt = 157;
37 :
38 0 : static void populate_sock_filter_policy_fd_event_tile( ulong out_cnt, struct sock_filter out[ static 157 ], uint logfile_fd, uint etc_hosts_fd, uint etc_resolv_conf, uint epoll_inner_fd, uint epoll_outer_fd ) {
39 0 : FD_TEST( out_cnt >= 157 );
40 0 : struct sock_filter filter[157] = {
41 : /* validate architecture */
42 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, ( offsetof( struct seccomp_data, arch ) )),
43 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ARCH_NR, 0, /* RET_KILL_PROCESS */ 19 ),
44 : /* load syscall number */
45 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, ( offsetof( struct seccomp_data, nr ) )),
46 : /* check write */
47 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_write, /* check_write */ 19, 0 ),
48 : /* check fsync */
49 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_fsync, /* check_fsync */ 24, 0 ),
50 : /* check socket */
51 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_socket, /* check_socket */ 27, 0 ),
52 : /* check bind */
53 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_bind, /* check_bind */ 34, 0 ),
54 : /* allow ppoll */
55 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_ppoll, /* RET_ALLOW */ 14, 0 ),
56 : /* check recvmsg */
57 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_recvmsg, /* check_recvmsg */ 38, 0 ),
58 : /* check sendmsg */
59 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_sendmsg, /* check_sendmsg */ 43, 0 ),
60 : /* check connect */
61 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_connect, /* check_connect */ 50, 0 ),
62 : /* check close */
63 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_close, /* check_close */ 59, 0 ),
64 : /* check sendto */
65 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_sendto, /* check_sendto */ 68, 0 ),
66 : /* check recvfrom */
67 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_recvfrom, /* check_recvfrom */ 81, 0 ),
68 : /* check lseek */
69 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_lseek, /* check_lseek */ 94, 0 ),
70 : /* allow read */
71 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_read, /* RET_ALLOW */ 6, 0 ),
72 : /* check setsockopt */
73 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_setsockopt, /* check_setsockopt */ 104, 0 ),
74 : /* allow getrandom */
75 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_getrandom, /* RET_ALLOW */ 4, 0 ),
76 : /* check epoll_ctl */
77 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_epoll_ctl, /* check_epoll_ctl */ 124, 0 ),
78 : /* check futex */
79 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_futex, /* check_futex */ 131, 0 ),
80 : /* allow restart_syscall */
81 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_restart_syscall, /* RET_ALLOW */ 1, 0 ),
82 : // RET_KILL_PROCESS:
83 : /* default deny */
84 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
85 : // RET_ALLOW:
86 : /* allow */
87 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
88 : // check_write:
89 : /* arg 0 low 32 bits */
90 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
91 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000002U, /* write_ALLOW */ 3, /* or_1 */ 0 ),
92 : // or_1:
93 : /* arg 0 low 32 bits */
94 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
95 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(logfile_fd)), /* write_ALLOW */ 1, /* write_KILL */ 0 ),
96 : // write_KILL:
97 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
98 : // write_ALLOW:
99 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
100 : // check_fsync:
101 : /* arg 0 low 32 bits */
102 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
103 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(logfile_fd)), /* fsync_ALLOW */ 1, /* fsync_KILL */ 0 ),
104 : // fsync_KILL:
105 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
106 : // fsync_ALLOW:
107 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
108 : // check_socket:
109 : /* arg 0 low 32 bits */
110 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
111 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(AF_INET), /* and_2 */ 2, /* or_3 */ 0 ),
112 : // or_3:
113 : /* arg 0 low 32 bits */
114 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
115 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(AF_INET6), /* and_2 */ 0, /* socket_KILL */ 2 ),
116 : // and_2:
117 : /* arg 2 low 32 bits */
118 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
119 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000000U, /* socket_ALLOW */ 1, /* socket_KILL */ 0 ),
120 : // socket_KILL:
121 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
122 : // socket_ALLOW:
123 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
124 : // check_bind:
125 : /* arg 2 low 32 bits */
126 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
127 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(sizeof(struct sockaddr_in)), /* bind_ALLOW */ 3, /* or_4 */ 0 ),
128 : // or_4:
129 : /* arg 2 low 32 bits */
130 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
131 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(sizeof(struct sockaddr_in6)), /* bind_ALLOW */ 1, /* bind_KILL */ 0 ),
132 : // bind_KILL:
133 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
134 : // bind_ALLOW:
135 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
136 : // check_recvmsg:
137 : /* arg 2 low 32 bits */
138 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
139 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL|MSG_DONTWAIT), /* recvmsg_ALLOW */ 3, /* or_5 */ 0 ),
140 : // or_5:
141 : /* arg 2 low 32 bits */
142 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
143 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000000U, /* recvmsg_ALLOW */ 1, /* recvmsg_KILL */ 0 ),
144 : // recvmsg_KILL:
145 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
146 : // recvmsg_ALLOW:
147 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
148 : // check_sendmsg:
149 : /* arg 2 low 32 bits */
150 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
151 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL|MSG_DONTWAIT), /* sendmsg_ALLOW */ 5, /* or_6 */ 0 ),
152 : // or_6:
153 : /* arg 2 low 32 bits */
154 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
155 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_FASTOPEN|MSG_NOSIGNAL), /* sendmsg_ALLOW */ 3, /* or_7 */ 0 ),
156 : // or_7:
157 : /* arg 2 low 32 bits */
158 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
159 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL), /* sendmsg_ALLOW */ 1, /* sendmsg_KILL */ 0 ),
160 : // sendmsg_KILL:
161 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
162 : // sendmsg_ALLOW:
163 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
164 : // check_connect:
165 : /* arg 0 low 32 bits */
166 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
167 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000002U, /* connect_KILL */ 6, /* or_8 */ 0 ),
168 : // or_8:
169 : /* arg 0 low 32 bits */
170 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
171 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_resolv_conf)), /* connect_KILL */ 4, /* or_9 */ 0 ),
172 : // or_9:
173 : /* arg 0 low 32 bits */
174 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
175 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_hosts_fd)), /* connect_KILL */ 2, /* or_10 */ 0 ),
176 : // or_10:
177 : /* arg 0 low 32 bits */
178 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
179 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(logfile_fd)), /* connect_KILL */ 0, /* connect_ALLOW */ 1 ),
180 : // connect_KILL:
181 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
182 : // connect_ALLOW:
183 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
184 : // check_close:
185 : /* arg 0 low 32 bits */
186 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
187 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000002U, /* close_KILL */ 6, /* or_11 */ 0 ),
188 : // or_11:
189 : /* arg 0 low 32 bits */
190 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
191 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_resolv_conf)), /* close_KILL */ 4, /* or_12 */ 0 ),
192 : // or_12:
193 : /* arg 0 low 32 bits */
194 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
195 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_hosts_fd)), /* close_KILL */ 2, /* or_13 */ 0 ),
196 : // or_13:
197 : /* arg 0 low 32 bits */
198 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
199 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(logfile_fd)), /* close_KILL */ 0, /* close_ALLOW */ 1 ),
200 : // close_KILL:
201 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
202 : // close_ALLOW:
203 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
204 : // check_sendto:
205 : /* arg 0 low 32 bits */
206 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
207 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000002U, /* sendto_KILL */ 10, /* or_15 */ 0 ),
208 : // or_15:
209 : /* arg 0 low 32 bits */
210 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
211 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_resolv_conf)), /* sendto_KILL */ 8, /* or_16 */ 0 ),
212 : // or_16:
213 : /* arg 0 low 32 bits */
214 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
215 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_hosts_fd)), /* sendto_KILL */ 6, /* or_17 */ 0 ),
216 : // or_17:
217 : /* arg 0 low 32 bits */
218 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
219 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(logfile_fd)), /* sendto_KILL */ 4, /* and_14 */ 0 ),
220 : // and_14:
221 : /* arg 3 low 32 bits */
222 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(3)),
223 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL|MSG_DONTWAIT), /* sendto_ALLOW */ 3, /* or_18 */ 0 ),
224 : // or_18:
225 : /* arg 3 low 32 bits */
226 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(3)),
227 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL), /* sendto_ALLOW */ 1, /* sendto_KILL */ 0 ),
228 : // sendto_KILL:
229 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
230 : // sendto_ALLOW:
231 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
232 : // check_recvfrom:
233 : /* arg 0 low 32 bits */
234 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
235 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000002U, /* recvfrom_KILL */ 10, /* or_20 */ 0 ),
236 : // or_20:
237 : /* arg 0 low 32 bits */
238 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
239 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_resolv_conf)), /* recvfrom_KILL */ 8, /* or_21 */ 0 ),
240 : // or_21:
241 : /* arg 0 low 32 bits */
242 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
243 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_hosts_fd)), /* recvfrom_KILL */ 6, /* or_22 */ 0 ),
244 : // or_22:
245 : /* arg 0 low 32 bits */
246 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
247 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(logfile_fd)), /* recvfrom_KILL */ 4, /* and_19 */ 0 ),
248 : // and_19:
249 : /* arg 3 low 32 bits */
250 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(3)),
251 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL|MSG_DONTWAIT), /* recvfrom_ALLOW */ 3, /* or_23 */ 0 ),
252 : // or_23:
253 : /* arg 3 low 32 bits */
254 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(3)),
255 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(MSG_NOSIGNAL), /* recvfrom_ALLOW */ 1, /* recvfrom_KILL */ 0 ),
256 : // recvfrom_KILL:
257 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
258 : // recvfrom_ALLOW:
259 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
260 : // check_lseek:
261 : /* arg 0 low 32 bits */
262 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
263 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_resolv_conf)), /* and_24 */ 2, /* or_25 */ 0 ),
264 : // or_25:
265 : /* arg 0 low 32 bits */
266 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
267 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(etc_hosts_fd)), /* and_24 */ 0, /* lseek_KILL */ 6 ),
268 : // and_24:
269 : /* arg 1 high 32 bits */
270 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_HI_OFFSET(1)),
271 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000000U, /* arg_hi_eq_27 */ 0, /* lseek_KILL */ 4 ),
272 : // arg_hi_eq_27:
273 : /* arg 1 low 32 bits */
274 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
275 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000000U, /* and_26 */ 0, /* lseek_KILL */ 2 ),
276 : // and_26:
277 : /* arg 2 low 32 bits */
278 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
279 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SEEK_SET), /* lseek_ALLOW */ 1, /* lseek_KILL */ 0 ),
280 : // lseek_KILL:
281 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
282 : // lseek_ALLOW:
283 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
284 : // check_setsockopt:
285 : /* arg 1 low 32 bits */
286 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
287 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SOL_TCP), /* and_29 */ 0, /* or_28 */ 2 ),
288 : // and_29:
289 : /* arg 2 low 32 bits */
290 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
291 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(TCP_NODELAY), /* setsockopt_ALLOW */ 17, /* or_28 */ 0 ),
292 : // or_28:
293 : /* arg 1 low 32 bits */
294 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
295 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(IPPROTO_TCP), /* and_31 */ 0, /* or_30 */ 2 ),
296 : // and_31:
297 : /* arg 2 low 32 bits */
298 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
299 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(TCP_FASTOPEN_CONNECT), /* setsockopt_ALLOW */ 13, /* or_30 */ 0 ),
300 : // or_30:
301 : /* arg 1 low 32 bits */
302 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
303 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SOL_SOCKET), /* and_33 */ 0, /* or_32 */ 2 ),
304 : // and_33:
305 : /* arg 2 low 32 bits */
306 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
307 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SO_SNDBUF), /* setsockopt_ALLOW */ 9, /* or_32 */ 0 ),
308 : // or_32:
309 : /* arg 1 low 32 bits */
310 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
311 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SOL_SOCKET), /* and_35 */ 0, /* or_34 */ 2 ),
312 : // and_35:
313 : /* arg 2 low 32 bits */
314 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
315 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SO_RCVBUF), /* setsockopt_ALLOW */ 5, /* or_34 */ 0 ),
316 : // or_34:
317 : /* arg 1 low 32 bits */
318 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
319 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(SOL_IP), /* setsockopt_ALLOW */ 3, /* or_36 */ 0 ),
320 : // or_36:
321 : /* arg 1 low 32 bits */
322 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
323 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(IPPROTO_IPV6), /* setsockopt_ALLOW */ 1, /* setsockopt_KILL */ 0 ),
324 : // setsockopt_KILL:
325 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
326 : // setsockopt_ALLOW:
327 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
328 : // check_epoll_ctl:
329 : /* arg 0 low 32 bits */
330 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
331 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(epoll_inner_fd)), /* epoll_ctl_ALLOW */ 5, /* or_37 */ 0 ),
332 : // or_37:
333 : /* arg 0 low 32 bits */
334 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(0)),
335 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(epoll_outer_fd)), /* and_38 */ 0, /* epoll_ctl_KILL */ 2 ),
336 : // and_38:
337 : /* arg 2 low 32 bits */
338 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
339 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ((uint)(epoll_inner_fd)), /* epoll_ctl_ALLOW */ 1, /* epoll_ctl_KILL */ 0 ),
340 : // epoll_ctl_KILL:
341 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
342 : // epoll_ctl_ALLOW:
343 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
344 : // check_futex:
345 : /* arg 1 low 32 bits */
346 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(1)),
347 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, FD_SECCOMP_ARG_LO(FUTEX_WAIT_BITSET), /* and_39 */ 0, /* futex_KILL */ 2 ),
348 : // and_39:
349 : /* arg 2 low 32 bits */
350 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, FD_SECCOMP_ARG_LO_OFFSET(2)),
351 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0x00000000U, /* futex_ALLOW */ 1, /* futex_KILL */ 0 ),
352 : // futex_KILL:
353 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
354 : // futex_ALLOW:
355 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
356 0 : };
357 0 : fd_memcpy( out, filter, sizeof( filter ) );
358 0 : }
359 :
360 : #endif /* defined(__linux__) */
361 :
362 : #endif /* HEADER_fd_src_disco_events_generated_fd_event_tile_seccomp_h */
|
