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
23static 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