1// SPDX-License-Identifier: LGPL-2.1
2#ifndef SECCOMP_SET_MODE_STRICT
3#define SECCOMP_SET_MODE_STRICT 0
4#endif
5#ifndef SECCOMP_SET_MODE_FILTER
6#define SECCOMP_SET_MODE_FILTER 1
7#endif
8
9static size_t syscall_arg__scnprintf_seccomp_op(char *bf, size_t size, struct syscall_arg *arg)
10{
11 bool show_prefix = arg->show_string_prefix;
12 const char *prefix = "SECCOMP_SET_MODE_";
13 int op = arg->val;
14 size_t printed = 0;
15
16 switch (op) {
17#define P_SECCOMP_SET_MODE_OP(n) case SECCOMP_SET_MODE_##n: printed = scnprintf(bf, size, "%s%s", show_prefix ? prefix : "", #n); break
18 P_SECCOMP_SET_MODE_OP(STRICT);
19 P_SECCOMP_SET_MODE_OP(FILTER);
20#undef P_SECCOMP_SET_MODE_OP
21 default: printed = scnprintf(buf: bf, size, fmt: "%#x", op); break;
22 }
23
24 return printed;
25}
26
27#define SCA_SECCOMP_OP syscall_arg__scnprintf_seccomp_op
28
29#ifndef SECCOMP_FILTER_FLAG_TSYNC
30#define SECCOMP_FILTER_FLAG_TSYNC 1
31#endif
32
33static size_t syscall_arg__scnprintf_seccomp_flags(char *bf, size_t size,
34 struct syscall_arg *arg)
35{
36 bool show_prefix = arg->show_string_prefix;
37 const char *prefix = "SECCOMP_FILTER_FLAG_";
38 int printed = 0, flags = arg->val;
39
40#define P_FLAG(n) \
41 if (flags & SECCOMP_FILTER_FLAG_##n) { \
42 printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
43 flags &= ~SECCOMP_FILTER_FLAG_##n; \
44 }
45
46 P_FLAG(TSYNC);
47#undef P_FLAG
48
49 if (flags)
50 printed += scnprintf(buf: bf + printed, size: size - printed, fmt: "%s%#x", printed ? "|" : "", flags);
51
52 return printed;
53}
54
55#define SCA_SECCOMP_FLAGS syscall_arg__scnprintf_seccomp_flags
56

source code of linux/tools/perf/trace/beauty/seccomp.c