Line data Source code
1 : /* THIS FILE WAS GENERATED BY generate_filters.py. DO NOT EDIT BY HAND! */
2 : #ifndef HEADER_fd_src_discof_genesis_generated_fd_genesi_tile_seccomp_h
3 : #define HEADER_fd_src_discof_genesis_generated_fd_genesi_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 : #else
25 : # error "Target architecture is unsupported by seccomp."
26 : #endif
27 : static const unsigned int sock_filter_policy_fd_genesi_tile_instr_cnt = 74;
28 :
29 0 : static void populate_sock_filter_policy_fd_genesi_tile( ulong out_cnt, struct sock_filter * out, unsigned int logfile_fd, uint in_genesis_fd, uint out_genesis_fd, uint out_dir_fd ) {
30 0 : FD_TEST( out_cnt >= 74 );
31 0 : struct sock_filter filter[74] = {
32 : /* Check: Jump to RET_KILL_PROCESS if the script's arch != the runtime arch */
33 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, ( offsetof( struct seccomp_data, arch ) ) ),
34 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, ARCH_NR, 0, /* RET_KILL_PROCESS */ 70 ),
35 : /* loading syscall number in accumulator */
36 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, ( offsetof( struct seccomp_data, nr ) ) ),
37 : /* allow write based on expression */
38 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_write, /* check_write */ 10, 0 ),
39 : /* allow fsync based on expression */
40 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_fsync, /* check_fsync */ 15, 0 ),
41 : /* allow fstat based on expression */
42 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_fstat, /* check_fstat */ 16, 0 ),
43 : /* allow close based on expression */
44 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_close, /* check_close */ 17, 0 ),
45 : /* allow read based on expression */
46 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_read, /* check_read */ 24, 0 ),
47 : /* allow exit based on expression */
48 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_exit, /* check_exit */ 25, 0 ),
49 : /* simply allow ppoll */
50 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_ppoll, /* RET_ALLOW */ 63, 0 ),
51 : /* allow sendto based on expression */
52 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_sendto, /* check_sendto */ 25, 0 ),
53 : /* allow recvfrom based on expression */
54 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_recvfrom, /* check_recvfrom */ 40, 0 ),
55 : /* allow renameat2 based on expression */
56 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, SYS_renameat2, /* check_renameat2 */ 55, 0 ),
57 : /* none of the syscalls matched */
58 0 : { BPF_JMP | BPF_JA, 0, 0, /* RET_KILL_PROCESS */ 58 },
59 : // check_write:
60 : /* load syscall argument 0 in accumulator */
61 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
62 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 2, /* RET_ALLOW */ 57, /* lbl_1 */ 0 ),
63 : // lbl_1:
64 : /* load syscall argument 0 in accumulator */
65 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
66 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_genesis_fd, /* RET_ALLOW */ 55, /* lbl_2 */ 0 ),
67 : // lbl_2:
68 : /* load syscall argument 0 in accumulator */
69 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
70 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, logfile_fd, /* RET_ALLOW */ 53, /* RET_KILL_PROCESS */ 52 ),
71 : // check_fsync:
72 : /* load syscall argument 0 in accumulator */
73 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
74 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, logfile_fd, /* RET_ALLOW */ 51, /* RET_KILL_PROCESS */ 50 ),
75 : // check_fstat:
76 : /* load syscall argument 0 in accumulator */
77 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
78 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, in_genesis_fd, /* RET_ALLOW */ 49, /* RET_KILL_PROCESS */ 48 ),
79 : // check_close:
80 : /* load syscall argument 0 in accumulator */
81 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
82 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, logfile_fd, /* RET_KILL_PROCESS */ 46, /* lbl_3 */ 0 ),
83 : // lbl_3:
84 : /* load syscall argument 0 in accumulator */
85 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
86 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_dir_fd, /* RET_KILL_PROCESS */ 44, /* lbl_4 */ 0 ),
87 : // lbl_4:
88 : /* load syscall argument 0 in accumulator */
89 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
90 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_genesis_fd, /* RET_KILL_PROCESS */ 42, /* lbl_5 */ 0 ),
91 : // lbl_5:
92 : /* load syscall argument 0 in accumulator */
93 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
94 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 2, /* RET_KILL_PROCESS */ 40, /* RET_ALLOW */ 41 ),
95 : // check_read:
96 : /* load syscall argument 0 in accumulator */
97 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
98 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, in_genesis_fd, /* RET_ALLOW */ 39, /* RET_KILL_PROCESS */ 38 ),
99 : // check_exit:
100 : /* load syscall argument 0 in accumulator */
101 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
102 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0, /* RET_ALLOW */ 37, /* RET_KILL_PROCESS */ 36 ),
103 : // check_sendto:
104 : /* load syscall argument 0 in accumulator */
105 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
106 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, logfile_fd, /* RET_KILL_PROCESS */ 34, /* lbl_7 */ 0 ),
107 : // lbl_7:
108 : /* load syscall argument 0 in accumulator */
109 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
110 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, in_genesis_fd, /* RET_KILL_PROCESS */ 32, /* lbl_8 */ 0 ),
111 : // lbl_8:
112 : /* load syscall argument 0 in accumulator */
113 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
114 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_dir_fd, /* RET_KILL_PROCESS */ 30, /* lbl_9 */ 0 ),
115 : // lbl_9:
116 : /* load syscall argument 0 in accumulator */
117 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
118 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_genesis_fd, /* RET_KILL_PROCESS */ 28, /* lbl_10 */ 0 ),
119 : // lbl_10:
120 : /* load syscall argument 0 in accumulator */
121 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
122 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 2, /* RET_KILL_PROCESS */ 26, /* lbl_6 */ 0 ),
123 : // lbl_6:
124 : /* load syscall argument 3 in accumulator */
125 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[3])),
126 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, MSG_NOSIGNAL, /* lbl_11 */ 0, /* RET_KILL_PROCESS */ 24 ),
127 : // lbl_11:
128 : /* load syscall argument 4 in accumulator */
129 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[4])),
130 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0, /* lbl_12 */ 0, /* RET_KILL_PROCESS */ 22 ),
131 : // lbl_12:
132 : /* load syscall argument 5 in accumulator */
133 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[5])),
134 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0, /* RET_ALLOW */ 21, /* RET_KILL_PROCESS */ 20 ),
135 : // check_recvfrom:
136 : /* load syscall argument 0 in accumulator */
137 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
138 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, logfile_fd, /* RET_KILL_PROCESS */ 18, /* lbl_14 */ 0 ),
139 : // lbl_14:
140 : /* load syscall argument 0 in accumulator */
141 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
142 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, in_genesis_fd, /* RET_KILL_PROCESS */ 16, /* lbl_15 */ 0 ),
143 : // lbl_15:
144 : /* load syscall argument 0 in accumulator */
145 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
146 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_dir_fd, /* RET_KILL_PROCESS */ 14, /* lbl_16 */ 0 ),
147 : // lbl_16:
148 : /* load syscall argument 0 in accumulator */
149 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
150 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_genesis_fd, /* RET_KILL_PROCESS */ 12, /* lbl_17 */ 0 ),
151 : // lbl_17:
152 : /* load syscall argument 0 in accumulator */
153 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
154 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 2, /* RET_KILL_PROCESS */ 10, /* lbl_13 */ 0 ),
155 : // lbl_13:
156 : /* load syscall argument 3 in accumulator */
157 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[3])),
158 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0, /* lbl_18 */ 0, /* RET_KILL_PROCESS */ 8 ),
159 : // lbl_18:
160 : /* load syscall argument 4 in accumulator */
161 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[4])),
162 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0, /* lbl_19 */ 0, /* RET_KILL_PROCESS */ 6 ),
163 : // lbl_19:
164 : /* load syscall argument 5 in accumulator */
165 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[5])),
166 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, 0, /* RET_ALLOW */ 5, /* RET_KILL_PROCESS */ 4 ),
167 : // check_renameat2:
168 : /* load syscall argument 0 in accumulator */
169 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[0])),
170 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_dir_fd, /* lbl_20 */ 0, /* RET_KILL_PROCESS */ 2 ),
171 : // lbl_20:
172 : /* load syscall argument 2 in accumulator */
173 0 : BPF_STMT( BPF_LD | BPF_W | BPF_ABS, offsetof(struct seccomp_data, args[2])),
174 0 : BPF_JUMP( BPF_JMP | BPF_JEQ | BPF_K, out_dir_fd, /* RET_ALLOW */ 1, /* RET_KILL_PROCESS */ 0 ),
175 : // RET_KILL_PROCESS:
176 : /* KILL_PROCESS is placed before ALLOW since it's the fallthrough case. */
177 0 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_KILL_PROCESS ),
178 : // RET_ALLOW:
179 : /* ALLOW has to be reached by jumping */
180 : BPF_STMT( BPF_RET | BPF_K, SECCOMP_RET_ALLOW ),
181 0 : };
182 0 : fd_memcpy( out, filter, sizeof( filter ) );
183 0 : }
184 :
185 : #endif /* defined(__linux__) */
186 :
187 : #endif /* HEADER_fd_src_discof_genesis_generated_fd_genesi_tile_seccomp_h */
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