int main(int argc, char *argv[]) { int rc; struct util_options opts; scmp_filter_ctx ctx = NULL; rc = util_getopt(argc, argv, &opts); if (rc < 0) goto out; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) return ENOMEM; /* the syscall and argument numbers are all fake to make the test * simpler */ rc = seccomp_syscall_priority(ctx, 1000, 3); if (rc != 0) goto out; rc = seccomp_syscall_priority(ctx, 1001, 2); if (rc != 0) goto out; rc = seccomp_syscall_priority(ctx, 1002, 1); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1000, 2, SCMP_A0(SCMP_CMP_EQ, 0), SCMP_A1(SCMP_CMP_EQ, 1)); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1001, 1, SCMP_A0(SCMP_CMP_EQ, 0)); if (rc != 0) goto out; rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, 1002, 0); if (rc != 0) goto out; rc = util_filter_output(&opts, ctx); if (rc) goto out; out: seccomp_release(ctx); return (rc < 0 ? -rc : rc); }
int seccomp_start(void) { int rc = 0; unsigned int i = 0; scmp_filter_ctx ctx; ctx = seccomp_init(SCMP_ACT_KILL); if (ctx == NULL) { rc = -1; goto seccomp_return; } for (i = 0; i < ARRAY_SIZE(seccomp_whitelist); i++) { rc = seccomp_rule_add(ctx, SCMP_ACT_ALLOW, seccomp_whitelist[i].num, 0); if (rc < 0) { goto seccomp_return; } rc = seccomp_syscall_priority(ctx, seccomp_whitelist[i].num, seccomp_whitelist[i].priority); if (rc < 0) { goto seccomp_return; } } rc = seccomp_load(ctx); seccomp_return: seccomp_release(ctx); return rc; }
int main(int argc, char *argv[]) { char *filename = read_opts(argc, argv); /* set up an rnn context */ rnn_init(); rnndb = rnn_newdb(); rnn_parsefile(rnndb, "fifo/nv_objects.xml"); if (rnndb->estatus) demmt_abort(); rnn_prepdb(rnndb); domain = rnn_finddomain(rnndb, "SUBCHAN"); if (!domain) demmt_abort(); rnndb_g80_texture = rnn_newdb(); rnn_parsefile(rnndb_g80_texture, "graph/g80_texture.xml"); if (rnndb_g80_texture->estatus) demmt_abort(); rnn_parsefile(rnndb_g80_texture, "graph/gm107_texture.xml"); if (rnndb_g80_texture->estatus) demmt_abort(); rnn_prepdb(rnndb_g80_texture); rnndb_gf100_shaders = rnn_newdb(); rnn_parsefile(rnndb_gf100_shaders, "graph/gf100_shaders.xml"); if (rnndb_gf100_shaders->estatus) demmt_abort(); rnn_prepdb(rnndb_gf100_shaders); gf100_shaders_ctx = rnndec_newcontext(rnndb_gf100_shaders); gf100_shaders_ctx->colors = colors; /* doesn't matter which, just needs to exist to make it * possible to modify later. */ rnndec_varadd(gf100_shaders_ctx, "GF100_SHADER_KIND", "FP"); rnndb_nvrm_object = rnn_newdb(); rnn_parsefile(rnndb_nvrm_object, "../docs/nvrm/rnndb/nvrm_object.xml"); if (rnndb_nvrm_object->estatus) demmt_abort(); rnn_prepdb(rnndb_nvrm_object); tic_domain = rnn_finddomain(rnndb_g80_texture, "TIC"); tic2_domain = rnn_finddomain(rnndb_g80_texture, "TIC2"); tsc_domain = rnn_finddomain(rnndb_g80_texture, "TSC"); gf100_sp_header_domain = rnn_finddomain(rnndb_gf100_shaders, "GF100_SP_HEADER"); gf100_fp_header_domain = rnn_finddomain(rnndb_gf100_shaders, "GF100_FP_HEADER"); if (!gf100_sp_header_domain || !gf100_fp_header_domain) demmt_abort(); gk104_cp_header_domain = rnn_finddomain(rnndb, "GK104_COMPUTE_LAUNCH_DESC"); if (!gk104_cp_header_domain) demmt_abort(); if (filename) { close(0); if (open_input(filename) == NULL) { perror("open"); exit(1); } free(filename); } if (pager_enabled) { int pipe_fds[2]; pid_t pid; if (pipe(pipe_fds) < 0) { perror("pipe"); demmt_abort(); } pid = fork(); if (pid < 0) { perror("fork"); demmt_abort(); } if (pid > 0) { char *less_argv[] = { "less", "-ScR", NULL }; close(pipe_fds[1]); dup2(pipe_fds[0], 0); close(pipe_fds[0]); execvp(less_argv[0], less_argv); perror("exec"); demmt_abort(); } close(pipe_fds[0]); dup2(pipe_fds[1], 1); dup2(pipe_fds[1], 2); close(pipe_fds[1]); } #ifdef LIBSECCOMP_AVAILABLE if (seccomp_level) { int rc; scmp_filter_ctx ctx; if (seccomp_level == 2) ctx = seccomp_init(SCMP_ACT_KILL); else ctx = seccomp_init(SCMP_ACT_TRACE(1234)); if (!ctx) { fprintf(stderr, "seccomp_init failed\n"); exit(1); } rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 1, SCMP_A0(SCMP_CMP_EQ, 0)); if (rc != 0) exit(1); seccomp_syscall_priority(ctx, SCMP_SYS(read), 254); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 1, SCMP_A0(SCMP_CMP_LE, 2)); if (rc != 0) exit(1); seccomp_syscall_priority(ctx, SCMP_SYS(write), 255); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigreturn), 0); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstat), 1, SCMP_A0(SCMP_CMP_EQ, 1)); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(mmap), 0); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(brk), 0); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(munmap), 0); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(mremap), 0); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(exit_group), 0); if (rc != 0) exit(1); rc = seccomp_rule_add_exact(ctx, SCMP_ACT_ALLOW, SCMP_SYS(ioctl), 2, SCMP_A0(SCMP_CMP_EQ, 1), SCMP_A1(SCMP_CMP_EQ, 0x5401/*TCGETS*/)); if (rc != 0) exit(1); rc = seccomp_load(ctx); if (rc != 0) { fprintf(stderr, "seccomp_load failed with error: %d\n", rc); exit(1); } seccomp_release(ctx); } #endif mmt_decode(&demmt_funcs.base, NULL); fflush(stdout); fini_macrodis(); demmt_cleanup_isas(); rnndec_freecontext(gf100_shaders_ctx); rnn_freedb(rnndb); rnn_freedb(rnndb_g80_texture); rnn_freedb(rnndb_gf100_shaders); rnn_freedb(rnndb_nvrm_object); rnn_fini(); return 0; }