1 files changed, 43 insertions, 0 deletions
diff --git a/src/backenddb/pg_check_transfer_exists.h b/src/backenddb/pg_check_transfer_exists.h
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+++ b/src/backenddb/pg_check_transfer_exists.h
@@ -0,0 +1,43 @@
+/*
+   This file is part of TALER
+   Copyright (C) 2023 Taler Systems SA
+
+   TALER is free software; you can redistribute it and/or modify it under the
+   terms of the GNU General Public License as published by the Free Software
+   Foundation; either version 3, or (at your option) any later version.
+
+   TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along with
+   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+/**
+ * @file backenddb/pg_check_transfer_exists.h
+ * @brief implementation of the check_transfer_exists function for Postgres
+ * @author Iván Ávalos
+ */
+#ifndef PG_CHECK_TRANSFER_EXISTS_H
+#define PG_CHECK_TRANSFER_EXISTS_H
+
+#include <taler/taler_util.h>
+#include <taler/taler_json_lib.h>
+#include "taler_merchantdb_plugin.h"
+
+/**
+ * Check if information about a transfer exists with the
+ * backend.  Returns no data, only the query status.
+ *
+ * @param cls closure
+ * @param instance_id instance to delete transfer of
+ * @param transfer_serial_id transfer to delete
+ * @return DB status code, #GNUNET_DB_STATUS_SUCCESS_ONE_RESULT
+ *           if the transfer record exists
+ */
+enum GNUNET_DB_QueryStatus
+TMH_PG_check_transfer_exists (void *cls,
+                              const char *instance_id,
+                              uint64_t transfer_serial_id);
+
+#endif