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authorLaurent Bercot <ska-skaware@skarnet.org>2018-06-26 00:25:28 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2018-06-26 00:25:28 +0000
commit633445be1a9be37ae727c044417f5607706cf4ae (patch)
tree3c037459f5249e5c18ee5b9e41802c5964364f95 /src/libnsss/nsss_all_getgrgid_r.c
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Initial commit
Diffstat (limited to 'src/libnsss/nsss_all_getgrgid_r.c')
-rw-r--r--src/libnsss/nsss_all_getgrgid_r.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/libnsss/nsss_all_getgrgid_r.c b/src/libnsss/nsss_all_getgrgid_r.c
new file mode 100644
index 0000000..bd48322
--- /dev/null
+++ b/src/libnsss/nsss_all_getgrgid_r.c
@@ -0,0 +1,41 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/stralloc.h>
+#include <skalibs/genalloc.h>
+#include <nsss/config.h>
+#include <nsss/grp-unix.h>
+#include <nsss/grp-all.h>
+#include <nsss/nsss-switch.h>
+#include "nsss-internal.h"
+
+int nsss_all_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_switch_t a = NSSS_SWITCH_ZERO ;
+  int e = errno ;
+  if (!nsss_switch_start(&a, NSSS_SWITCH_GRP, NSSS_NSSSD_PATH, 0, 0)) goto fallback ;
+  errno = 0 ;
+  if (!nsss_switch_grp_getbygid(&a, &gr2, &sa, &ga, gid, 0, 0))
+  {
+    nsss_switch_end(&a, NSSS_SWITCH_GRP) ;
+    *grp = 0 ;
+    return errno ? errno : (errno = e, 0) ;
+  }
+  nsss_switch_end(&a, NSSS_SWITCH_GRP) ;
+  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) ;
+
+ fallback:
+  errno = e ;
+  return nsss_unix_getgrgid_r(gid, gr, buf, buflen, grp) ;
+}