Add db_tdb_fetch

(This used to be commit efa8764c21edfbd09f535900ba37359d72903bf8)

diff --git a/source3/lib/dbwrap_tdb.c b/source3/lib/dbwrap_tdb.c
index 593a8ac1d6f4a65c79a1213a0e0765416e9c0a5b..b24fd0618a47885428a12c0bdce7c003dcae76be 100644 (file)
--- a/source3/lib/dbwrap_tdb.c
+++ b/source3/lib/dbwrap_tdb.c
@@ -109,6 +109,32 @@ static struct db_record *db_tdb_fetch_locked(struct db_context *db,
        return result;
 }
 
+static int db_tdb_fetch(struct db_context *db, TALLOC_CTX *mem_ctx,
+                       TDB_DATA key, TDB_DATA *pdata)
+{
+       struct db_tdb_ctx *ctx = talloc_get_type_abort(
+               db->private_data, struct db_tdb_ctx);
+
+       TDB_DATA data;
+
+       data = tdb_fetch(ctx->wtdb->tdb, key);
+
+       if (data.dptr == NULL) {
+               pdata->dptr = NULL;
+               pdata->dsize = 0;
+               return 0;
+       }
+
+       pdata->dptr = (uint8 *)talloc_memdup(mem_ctx, data.dptr, data.dsize);
+       SAFE_FREE(data.dptr);
+
+       if (pdata->dptr == NULL) {
+               return -1;
+       }
+       pdata->dsize = data.dsize;
+       return 0;
+}
+
 static NTSTATUS db_tdb_store(struct db_record *rec, TDB_DATA data, int flag)
 {
        struct db_tdb_ctx *ctx = talloc_get_type_abort(rec->private_data,
@@ -251,6 +277,7 @@ struct db_context *db_open_tdb(TALLOC_CTX *mem_ctx,
        }
 
        result->fetch_locked = db_tdb_fetch_locked;
+       result->fetch = db_tdb_fetch;
        result->traverse = db_tdb_traverse;
        result->traverse_read = db_tdb_traverse_read;
        result->get_seqnum = db_tdb_get_seqnum;