* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) The Exim Maintainers 2020 - 2022 */
+/* Copyright (c) The Exim Maintainers 2020 - 2023 */
/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
/* SPDX-License-Identifier: GPL-2.0-or-later */
*/
void *
-dbfn_read_with_length(open_db *dbblock, const uschar *key, int *length)
+dbfn_read_with_length(open_db * dbblock, const uschar * key, int * length)
{
-void *yield;
+void * yield;
EXIM_DATUM key_datum, result_datum;
int klen = Ustrlen(key) + 1;
uschar * key_copy = store_get(klen, key);
+unsigned dlen;
memcpy(key_copy, key, klen);
/* Assume for now that anything stored could have been tainted. Properly
we should store the taint status along with the data. */
-yield = store_get(exim_datum_size_get(&result_datum), GET_TAINTED);
-memcpy(yield, exim_datum_data_get(&result_datum), exim_datum_size_get(&result_datum));
-if (length) *length = exim_datum_size_get(&result_datum);
+dlen = exim_datum_size_get(&result_datum);
+yield = store_get(dlen, GET_TAINTED);
+memcpy(yield, exim_datum_data_get(&result_datum), dlen);
+if (length) *length = dlen;
exim_datum_free(&result_datum); /* Some DBM libs require freeing */
return yield;