1 files changed, 35 insertions, 0 deletions
diff --git a/src/libnsss/nsss_unix_getgrgid_r.c b/src/libnsss/nsss_unix_getgrgid_r.c
new file mode 100644
index 0000000..5d3dbe5
--- /dev/null
+++ b/src/libnsss/nsss_unix_getgrgid_r.c
@@ -0,0 +1,35 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/stralloc.h>
+#include <skalibs/genalloc.h>
+#include <nsss/grp-unix.h>
+#include <nsss/nsss-unix.h>
+#include "nsss-internal.h"
+
+int nsss_unix_getgrgid_r (gid_t gid, struct group *gr, char *buf, size_t buflen, struct group **grp)
+{
+  struct group gr2 ;
+  stralloc sa = STRALLOC_ZERO ;
+  genalloc ga = GENALLOC_ZERO ;
+  nsss_unix_t a = NSSS_UNIX_ZERO ;
+  int e = errno ;
+  if (!nsss_unix_grp_start(&a)) return errno ;
+  errno = 0 ;
+  if (!nsss_unix_grp_getbygid(&a, &gr2, &sa, &ga, gid))
+  {
+    nsss_unix_grp_end(&a) ;
+    *grp = 0 ;
+    return errno ? errno : (errno = e, 0) ;
+  }
+  nsss_unix_grp_end(&a) ;
+  if (!nsss_grp_copy(gr, buf, buflen, &gr2, sa.s, sa.len, genalloc_s(char *, &ga), genalloc_len(char *, &ga)))
+  {
+    stralloc_free(&sa) ;
+    *grp = 0 ;
+    return errno ;
+  }
+  stralloc_free(&sa) ;
+  *grp = gr ;
+  return (errno = e, 0) ;
+}