xref: /linux/tools/perf/trace/beauty/mode_t.c (revision 05d2a3da153bc08c5fe7937584b5d86505747b9e)
1 // SPDX-License-Identifier: LGPL-2.1
2 #include "trace/beauty/beauty.h"
3 
4 #include <sys/types.h>
5 #include <sys/stat.h>
6 #include <unistd.h>
7 
8 /* From include/linux/stat.h */
9 #ifndef S_IRWXUGO
10 #define S_IRWXUGO	(S_IRWXU|S_IRWXG|S_IRWXO)
11 #endif
12 #ifndef S_IALLUGO
13 #define S_IALLUGO	(S_ISUID|S_ISGID|S_ISVTX|S_IRWXUGO)
14 #endif
15 #ifndef S_IRUGO
16 #define S_IRUGO         (S_IRUSR|S_IRGRP|S_IROTH)
17 #endif
18 #ifndef S_IWUGO
19 #define S_IWUGO         (S_IWUSR|S_IWGRP|S_IWOTH)
20 #endif
21 #ifndef S_IXUGO
22 #define S_IXUGO         (S_IXUSR|S_IXGRP|S_IXOTH)
23 #endif
24 
25 size_t syscall_arg__scnprintf_mode_t(char *bf, size_t size, struct syscall_arg *arg)
26 {
27 	bool show_prefix = arg->show_string_prefix;
28 	const char *prefix = "S_";
29 	int printed = 0, mode = arg->val;
30 
31 #define	P_MODE(n) \
32 	if ((mode & S_##n) == S_##n) { \
33 		printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \
34 		mode &= ~S_##n; \
35 	}
36 
37 	P_MODE(IALLUGO);
38 	P_MODE(IRWXUGO);
39 	P_MODE(IRUGO);
40 	P_MODE(IWUGO);
41 	P_MODE(IXUGO);
42 	P_MODE(IFMT);
43 	P_MODE(IFSOCK);
44 	P_MODE(IFLNK);
45 	P_MODE(IFREG);
46 	P_MODE(IFBLK);
47 	P_MODE(IFDIR);
48 	P_MODE(IFCHR);
49 	P_MODE(IFIFO);
50 	P_MODE(ISUID);
51 	P_MODE(ISGID);
52 	P_MODE(ISVTX);
53 	P_MODE(IRWXU);
54 	P_MODE(IRUSR);
55 	P_MODE(IWUSR);
56 	P_MODE(IXUSR);
57 	P_MODE(IRWXG);
58 	P_MODE(IRGRP);
59 	P_MODE(IWGRP);
60 	P_MODE(IXGRP);
61 	P_MODE(IRWXO);
62 	P_MODE(IROTH);
63 	P_MODE(IWOTH);
64 	P_MODE(IXOTH);
65 #undef P_MODE
66 
67 	if (mode)
68 		printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", mode);
69 
70 	return printed;
71 }
72