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-rw-r--r--source3/lib/util_tdb.c19
1 files changed, 19 insertions, 0 deletions
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;
+}