/****************************************************************************
Atomic integer change. Returns old value. To create, set initial value in *oldval.
+ Deprecated. Use int32 version. JRA.
****************************************************************************/
int tdb_change_int_atomic(TDB_CONTEXT *tdb, char *keystr, int *oldval, int change_val)
return ret;
}
+/****************************************************************************
+ Atomic integer change. Returns old value. To create, set initial value in *oldval.
+****************************************************************************/
+
+int32 tdb_change_int32_atomic(TDB_CONTEXT *tdb, char *keystr, int32 *oldval, int32 change_val)
+{
+ int32 val;
+ int32 ret = -1;
+
+ if (tdb_lock_bystring(tdb, keystr) == -1)
+ return -1;
+
+ if ((val = tdb_fetch_int32(tdb, keystr)) == -1) {
+ if (tdb_error(tdb) != TDB_ERR_NOEXIST)
+ goto err_out;
+
+ val = *oldval;
+
+ } else {
+ *oldval = val;
+ val += change_val;
+ }
+
+ if (tdb_store_int32(tdb, keystr, val) == -1)
+ goto err_out;
+
+ ret = 0;
+
+ err_out:
+
+ tdb_unlock_bystring(tdb, keystr);
+ return ret;
+}
+
/****************************************************************************
Useful pair of routines for packing/unpacking data consisting of
integers and strings.