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

1 files changed, 30 insertions, 0 deletions

diff --git a/src/libnsss/nsss_switch_getgrouplist.c b/src/libnsss/nsss_switch_getgrouplist.c
new file mode 100644
index 0000000..73d3fe0
--- /dev/null
+++ b/src/libnsss/nsss_switch_getgrouplist.c
@@ -0,0 +1,30 @@
+/* ISC license. */
+
+#include <stddef.h>
+#include <errno.h>
+
+#include <skalibs/stralloc.h>
+
+#include <nsss/config.h>
+#include <nsss/nsss-switch.h>
+#include <nsss/grp-switch.h>
+#include "nsss-internal.h"
+
+int nsss_switch_getgrouplist (char const *user, gid_t gid, gid_t *gids, int *ngids)
+{
+  stralloc sa = STRALLOC_ZERO ;
+  int e = errno ;
+  size_t r = 0 ;
+  size_t n ;
+  nsss_switch_t a = NSSS_SWITCH_ZERO ;
+  if (*ngids < 0) return (errno = EINVAL, -1) ;
+  n = *ngids ;
+  if (!nsss_switch_start(&a, NSSS_SWITCH_GRP, NSSS_NSSSD_PATH, 0, 0)) return -1 ;
+  if (!nsss_switch_grp_getlist(&a, user, gids, n, &r, &sa, 0, 0))
+  {
+    nsss_switch_end(&a, NSSS_SWITCH_GRP) ;
+    return -1 ;
+  }
+  nsss_switch_end(&a, NSSS_SWITCH_GRP) ;
+  return nsss_grouplist_adjust(n, r, gid, gids, ngids, e) ;
+}