4 files changed, 29 insertions, 0 deletions
diff --git a/source3/lib/dbwrap/dbwrap.c b/source3/lib/dbwrap/dbwrap.c
index af8e28cb7e..ad3f914e41 100644
--- a/source3/lib/dbwrap/dbwrap.c
+++ b/source3/lib/dbwrap/dbwrap.c
@@ -77,6 +77,23 @@ int dbwrap_fallback_parse_record(struct db_context *db, TDB_DATA key,
 }
 
 
+static int delete_record(struct db_record *rec, void *data)
+{
+	NTSTATUS status = rec->delete_rec(rec);
+	return NT_STATUS_IS_OK(status) ? 0 : -1;
+}
+
+/*
+ * Fallback wipe ipmlementation using traverse and delete if no genuine
+ * wipe operation is provided
+ */
+int dbwrap_fallback_wipe(struct db_context *db)
+{
+	NTSTATUS status = dbwrap_trans_traverse(db, &delete_record, NULL);
+	return NT_STATUS_IS_OK(status) ? 0 : -1;
+}
+
+
 TDB_DATA dbwrap_fetch(struct db_context *db, TALLOC_CTX *mem_ctx,
 		      TDB_DATA key)
 {
@@ -186,3 +203,8 @@ int dbwrap_parse_record(struct db_context *db, TDB_DATA key,
 		return dbwrap_fallback_parse_record(db, key, parser, private_data);
 	}
 }
+
+int dbwrap_wipe(struct db_context *db)
+{
+	return db->wipe(db);
+}
diff --git a/source3/lib/dbwrap/dbwrap.h b/source3/lib/dbwrap/dbwrap.h
index 0672de1f50..0ddc9e145f 100644
--- a/source3/lib/dbwrap/dbwrap.h
+++ b/source3/lib/dbwrap/dbwrap.h
@@ -53,6 +53,7 @@ struct db_context {
 					  void *private_data),
 			    void *private_data);
 	int (*exists)(struct db_context *db,TDB_DATA key);
+	int (*wipe)(struct db_context *db);
 	void *private_data;
 	bool persistent;
 };
@@ -77,6 +78,7 @@ int dbwrap_parse_record(struct db_context *db, TDB_DATA key,
 			int (*parser)(TDB_DATA key, TDB_DATA data,
 				      void *private_data),
 			void *private_data);
+int dbwrap_wipe(struct db_context *db);
 
 
 /* The following definitions come from lib/dbwrap_util.c  */
diff --git a/source3/lib/dbwrap/dbwrap_open.c b/source3/lib/dbwrap/dbwrap_open.c
index b605e5f66c..ef500e19a8 100644
--- a/source3/lib/dbwrap/dbwrap_open.c
+++ b/source3/lib/dbwrap/dbwrap_open.c
@@ -116,6 +116,9 @@ struct db_context *db_open(TALLOC_CTX *mem_ctx,
 	if ((result != NULL) && (result->parse_record == NULL)) {
 		result->parse_record = dbwrap_fallback_parse_record;
 	}
+	if ((result != NULL) && (result->wipe == NULL)) {
+		result->wipe = dbwrap_fallback_wipe;
+	}
 
 	return result;
 }
diff --git a/source3/lib/dbwrap/dbwrap_private.h b/source3/lib/dbwrap/dbwrap_private.h
index c8f3a1062f..1e221878f5 100644
--- a/source3/lib/dbwrap/dbwrap_private.h
+++ b/source3/lib/dbwrap/dbwrap_private.h
@@ -34,5 +34,7 @@ int dbwrap_fallback_parse_record(struct db_context *db, TDB_DATA key,
 					       void *private_data),
 				 void *private_data);
 
+int dbwrap_fallback_wipe(struct db_context *db);
+
 #endif /* __DBWRAP_PRIVATE_H__ */