diff options
Diffstat (limited to 'lib/libc/gen/getgrouplist.c')
| -rw-r--r-- | lib/libc/gen/getgrouplist.c | 43 |
1 files changed, 4 insertions, 39 deletions
diff --git a/lib/libc/gen/getgrouplist.c b/lib/libc/gen/getgrouplist.c index 3510a31..9eb55f9 100644 --- a/lib/libc/gen/getgrouplist.c +++ b/lib/libc/gen/getgrouplist.c @@ -42,46 +42,11 @@ __FBSDID("$FreeBSD$"); #include <string.h> #include <unistd.h> +extern int __getgroupmembership(const char *, gid_t, gid_t *, int, int *); + int getgrouplist(const char *uname, gid_t agroup, gid_t *groups, int *grpcnt) { - const struct group *grp; - int i, maxgroups, ngroups, ret; - - ret = 0; - ngroups = 0; - maxgroups = *grpcnt; - /* - * When installing primary group, duplicate it; - * the first element of groups is the effective gid - * and will be overwritten when a setgid file is executed. - */ - groups[ngroups++] = agroup; - if (maxgroups > 1) - groups[ngroups++] = agroup; - /* - * Scan the group file to find additional groups. - */ - setgrent(); - while ((grp = getgrent()) != NULL) { - for (i = 0; i < ngroups; i++) { - if (grp->gr_gid == groups[i]) - goto skip; - } - for (i = 0; grp->gr_mem[i]; i++) { - if (!strcmp(grp->gr_mem[i], uname)) { - if (ngroups >= maxgroups) { - ret = -1; - break; - } - groups[ngroups++] = grp->gr_gid; - break; - } - } -skip: - ; - } - endgrent(); - *grpcnt = ngroups; - return (ret); + return __getgroupmembership(uname, agroup, groups, *grpcnt, grpcnt); } + |
