From 3ba74ad02d3a20d50c068faa02797fafba105508 Mon Sep 17 00:00:00 2001
From: Stephen Gallagher <sgallagh@redhat.com>
Date: Wed, 25 Aug 2010 10:44:14 -0400
Subject: Add utility function sss_strnlen()

This is useful for guaranteeing the size of an input buffer.
---
 src/sss_client/sss_cli.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/sss_client/sss_cli.h')

diff --git a/src/sss_client/sss_cli.h b/src/sss_client/sss_cli.h
index 8712a6f9..e0a33df4 100644
--- a/src/sss_client/sss_cli.h
+++ b/src/sss_client/sss_cli.h
@@ -470,3 +470,8 @@ safealign_memcpy(void *dest, const void *src, size_t n, size_t *counter)
  */
 #endif
 
+/* Return strlen(str) or maxlen, whichever is shorter
+ * Returns EINVAL if str is NULL, EFBIG if str is longer than maxlen
+ * _len will return the result
+ */
+errno_t sss_strnlen(const char *str, size_t maxlen, size_t *len);
-- 
cgit