_PUBLIC_ int tdb_append(struct tdb_context *tdb, TDB_DATA key, TDB_DATA new_dbuf)
{
uint32_t hash;
- TDB_DATA dbuf;
+ TDB_DATA dbufs[2];
int ret = -1;
/* find which hash bucket it is in */
if (tdb_lock(tdb, BUCKET(hash), F_WRLCK) == -1)
return -1;
- dbuf = _tdb_fetch(tdb, key);
+ dbufs[0] = _tdb_fetch(tdb, key);
+ dbufs[1] = new_dbuf;
- if (dbuf.dptr == NULL) {
- dbuf.dptr = (unsigned char *)malloc(new_dbuf.dsize);
- } else {
- unsigned int new_len = dbuf.dsize + new_dbuf.dsize;
- unsigned char *new_dptr;
-
- /* realloc '0' is special: don't do that. */
- if (new_len == 0)
- new_len = 1;
- new_dptr = (unsigned char *)realloc(dbuf.dptr, new_len);
- if (new_dptr == NULL) {
- free(dbuf.dptr);
- }
- dbuf.dptr = new_dptr;
- }
-
- if (dbuf.dptr == NULL) {
- tdb->ecode = TDB_ERR_OOM;
- goto failed;
- }
-
- memcpy(dbuf.dptr + dbuf.dsize, new_dbuf.dptr, new_dbuf.dsize);
- dbuf.dsize += new_dbuf.dsize;
+ ret = _tdb_storev(tdb, key, dbufs, 2, 0, hash);
+ tdb_trace_2rec_retrec(tdb, "tdb_append", key, dbufs[0], dbufs[1]);
- ret = _tdb_store(tdb, key, dbuf, 0, hash);
- tdb_trace_2rec_retrec(tdb, "tdb_append", key, new_dbuf, dbuf);
-
-failed:
tdb_unlock(tdb, BUCKET(hash), F_WRLCK);
- SAFE_FREE(dbuf.dptr);
+ SAFE_FREE(dbufs[0].dptr);
return ret;
}