1 // SPDX-License-Identifier: LGPL-2.1
2 #include <sys/types.h>
3 #include <sys/stat.h>
4 #include <unistd.h>
5
6 /* From include/linux/stat.h */
7 #ifndef S_IRWXUGO
8 #define S_IRWXUGO (S_IRWXU|S_IRWXG|S_IRWXO)
9 #endif
10 #ifndef S_IALLUGO
11 #define S_IALLUGO (S_ISUID|S_ISGID|S_ISVTX|S_IRWXUGO)
12 #endif
13 #ifndef S_IRUGO
14 #define S_IRUGO (S_IRUSR|S_IRGRP|S_IROTH)
15 #endif
16 #ifndef S_IWUGO
17 #define S_IWUGO (S_IWUSR|S_IWGRP|S_IWOTH)
18 #endif
19 #ifndef S_IXUGO
20 #define S_IXUGO (S_IXUSR|S_IXGRP|S_IXOTH)
21 #endif
22
23 static size_t syscall_arg__scnprintf_mode_t(char *bf, size_t size, struct syscall_arg *arg)
24 {
25 bool show_prefix = arg->show_string_prefix;
26 const char *prefix = "S_";
27 int printed = 0, mode = arg->val;
28
29 #define P_MODE(n) \
30 if ((mode & S_##n) == S_##n) { \
31 printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
32 mode &= ~S_##n; \
33 }
34
35 P_MODE(IALLUGO);
36 P_MODE(IRWXUGO);
37 P_MODE(IRUGO);
38 P_MODE(IWUGO);
39 P_MODE(IXUGO);
40 P_MODE(IFMT);
41 P_MODE(IFSOCK);
42 P_MODE(IFLNK);
43 P_MODE(IFREG);
44 P_MODE(IFBLK);
45 P_MODE(IFDIR);
46 P_MODE(IFCHR);
47 P_MODE(IFIFO);
48 P_MODE(ISUID);
49 P_MODE(ISGID);
50 P_MODE(ISVTX);
51 P_MODE(IRWXU);
52 P_MODE(IRUSR);
53 P_MODE(IWUSR);
54 P_MODE(IXUSR);
55 P_MODE(IRWXG);
56 P_MODE(IRGRP);
57 P_MODE(IWGRP);
58 P_MODE(IXGRP);
59 P_MODE(IRWXO);
60 P_MODE(IROTH);
61 P_MODE(IWOTH);
62 P_MODE(IXOTH);
63 #undef P_MODE
64
65 if (mode)
66 printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", mode);
67
68 return printed;
69 }
70
71 #define SCA_MODE_T syscall_arg__scnprintf_mode_t
72
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