diff options
Diffstat (limited to 'src/shared/util.c')
| -rw-r--r-- | src/shared/util.c | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/src/shared/util.c b/src/shared/util.c index 872f6f7371..020b75d0f2 100644 --- a/src/shared/util.c +++ b/src/shared/util.c @@ -4190,6 +4190,23 @@ char* uid_to_name(uid_t uid) { return r; } +char* gid_to_name(gid_t gid) { + struct group *p; + char *r; + + if (gid == 0) + return strdup("root"); + + p = getgrgid(gid); + if (p) + return strdup(p->gr_name); + + if (asprintf(&r, "%lu", (unsigned long) gid) < 0) + return NULL; + + return r; +} + int get_group_creds(const char **groupname, gid_t *gid) { struct group *g; gid_t id; @@ -4228,14 +4245,10 @@ int get_group_creds(const char **groupname, gid_t *gid) { return 0; } -int in_group(const char *name) { - gid_t gid, *gids; +int in_gid(gid_t gid) { + gid_t *gids; int ngroups_max, r, i; - r = get_group_creds(&name, &gid); - if (r < 0) - return r; - if (getgid() == gid) return 1; @@ -4258,6 +4271,17 @@ int in_group(const char *name) { return 0; } +int in_group(const char *name) { + int r; + gid_t gid; + + r = get_group_creds(&name, &gid); + if (r < 0) + return r; + + return in_gid(gid); +} + int glob_exists(const char *path) { glob_t g; int r, k; |