tools/perf/trace/beauty/mode_t.c

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