From ed87594e5fd3251f9cb3beaca06c8eee1dcd4ed2 Mon Sep 17 00:00:00 2001
From: Volker Lendecke <vl@samba.org>
Date: Mon, 13 Jul 2009 17:03:52 +0200
Subject: Add tdb_data_cmp

---
 source3/lib/util_tdb.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'source3/lib')

diff --git a/source3/lib/util_tdb.c b/source3/lib/util_tdb.c
index 78fa7cd0a1..5b3d94dabe 100644
--- a/source3/lib/util_tdb.c
+++ b/source3/lib/util_tdb.c
@@ -630,3 +630,22 @@ NTSTATUS map_nt_error_from_tdb(enum TDB_ERROR err)
 
 	return NT_STATUS_INTERNAL_ERROR;
 }
+
+int tdb_data_cmp(TDB_DATA t1, TDB_DATA t2)
+{
+	int ret;
+	if (t1.dptr == NULL && t2.dptr != NULL) {
+		return -1;
+	}
+	if (t1.dptr != NULL && t2.dptr == NULL) {
+		return 1;
+	}
+	if (t1.dptr == t2.dptr) {
+		return t1.dsize - t2.dsize;
+	}
+	ret = memcmp(t1.dptr, t2.dptr, MIN(t1.dsize, t2.dsize));
+	if (ret == 0) {
+		return t1.dsize - t2.dsize;
+	}
+	return ret;
+}
-- 
cgit