Add getgrouplist() support (stubbed in nsssd-nslcd)

1 files changed, 5 insertions, 29 deletions

diff --git a/src/libnsss/nsss_unix_getgrouplist.c b/src/libnsss/nsss_unix_getgrouplist.c
index e9a11ab..83a8aeb 100644
--- a/src/libnsss/nsss_unix_getgrouplist.c
+++ b/src/libnsss/nsss_unix_getgrouplist.c
@@ -1,43 +1,19 @@
 /* ISC license. */
 
-#include <string.h>
-#include <unistd.h>
+#include <stddef.h>
 #include <errno.h>
-#include <limits.h>
 
-#include <skalibs/stralloc.h>
-#include <skalibs/genalloc.h>
-#include <skalibs/skamisc.h>
-
-#include <nsss/grp-def.h>
-#include <nsss/grp-unix.h>
 #include <nsss/nsss-unix.h>
-#include "nsss-unix-internal.h"
+#include <nsss/grp-unix.h>
+#include "nsss-internal.h"
 
 int nsss_unix_getgrouplist (char const *user, gid_t gid, gid_t *gids, int *ngids)
 {
-  nsss_unix_t a = NSSS_UNIX_ZERO ;
-  stralloc sa = STRALLOC_ZERO ;
-  genalloc ga = GENALLOC_ZERO ;  /* char * */
   int e = errno ;
   size_t r = 0 ;
   size_t n ;
   if (*ngids < 0) return (errno = EINVAL, -1) ;
   n = *ngids ;
-  if (!nsss_unix_grp_start(&a)) return -1 ;
-  if (!nsss_unix_grp_getlist(&a, gids, n, &r, &sa, &ga, user)) return -1 ;
-  nsss_unix_grp_end(&a) ;
-  if (r > INT_MAX) return (errno = EMSGSIZE, -1) ;
-  if (r > n) return (*ngids = (int)r, errno = ENOBUFS, -1) ;
-  for (size_t i = 0 ; i < r ; i++)
-    if (gid == gids[i]) goto ok ;
-  r++ ;
-  if (r > INT_MAX) return (errno = EMSGSIZE, -1) ;
-  if (r > n) return (*ngids = (int)r, errno = ENOBUFS, -1) ;
-  memmove(gids + 1, gids, (r-1) * sizeof(gid_t)) ;
-  gids[0] = gid ;
- ok:
-  *ngids = (int)r ;
-  errno = e ;
-  return (int)n ;
+  if (!nsss_unix_getgrouplist_preadjust(user, gids, n, &r)) return -1 ;
+  return nsss_grouplist_adjust(n, r, gid, gids, ngids, e) ;
 }