Import of OpenSSH 5.1p1

[gssapi-openssh.git] / openssh / groupaccess.c

diff --git a/openssh/groupaccess.c b/openssh/groupaccess.c
index e73f62b22fdf29bfa6ac29a54f7abc8aef5d87cf..2381aeb15b57edf4deefacd0084ba5697a522149 100644 (file)
--- a/openssh/groupaccess.c
+++ b/openssh/groupaccess.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: groupaccess.c,v 1.12 2006/08/03 03:34:42 deraadt Exp $ */
+/* $OpenBSD: groupaccess.c,v 1.13 2008/07/04 03:44:59 djm Exp $ */
 /*
  * Copyright (c) 2001 Kevin Steves.  All rights reserved.
  *
@@ -31,6 +31,7 @@
 #include <grp.h>
 #include <unistd.h>
 #include <stdarg.h>
+#include <string.h>
 
 #include "xmalloc.h"
 #include "groupaccess.h"
@@ -87,6 +88,30 @@ ga_match(char * const *groups, int n)
        return 0;
 }
 
+/*
+ * Return 1 if one of user's groups matches group_pattern list.
+ * Return 0 on negated or no match.
+ */
+int
+ga_match_pattern_list(const char *group_pattern)
+{
+       int i, found = 0;
+       size_t len = strlen(group_pattern);
+
+       for (i = 0; i < ngroups; i++) {
+               switch (match_pattern_list(groups_byname[i],
+                   group_pattern, len, 0)) {
+               case -1:
+                       return 0;       /* Negated match wins */
+               case 0:
+                       continue;
+               case 1:
+                       found = 1;
+               }
+       }
+       return found;
+}
+
 /*
  * Free memory allocated for group access list.
  */