1 files changed, 51 insertions, 0 deletions
diff --git a/src/backenddb/pg_refund_coin.h b/src/backenddb/pg_refund_coin.h
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+++ b/src/backenddb/pg_refund_coin.h
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+/*
+   This file is part of TALER
+   Copyright (C) 2022 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_refund_coin.h
+ * @brief implementation of the refund_coin function for Postgres
+ * @author Iván Ávalos
+ */
+#ifndef PG_REFUND_COIN_H
+#define PG_REFUND_COIN_H
+
+#include <taler/taler_util.h>
+#include <taler/taler_json_lib.h>
+#include "taler_merchantdb_plugin.h"
+
+/**
+ * Function called during aborts to refund a coin. Marks the
+ * respective coin as refunded.
+ *
+ * @param cls closure
+ * @param instance_id instance to refund payment for
+ * @param h_contract_terms hash of the contract to refund coin for
+ * @param refund_timestamp timestamp of the refund
+ * @param coin_pub public key of the coin to refund (fully)
+ * @param reason text justifying the refund
+ * @return transaction status
+ *        #GNUNET_DB_STATUS_SUCCESS_NO_RESULTS if @a coin_pub is unknown to us;
+ *        #GNUNET_DB_STATUS_SUCCESS_ONE_RESULT if the request is valid,
+ *        regardless of whether it actually increased the refund
+ */
+enum GNUNET_DB_QueryStatus
+TMH_PG_refund_coin (void *cls,
+                    const char *instance_id,
+                    const struct TALER_PrivateContractHashP *h_contract_terms,
+                    struct GNUNET_TIME_Timestamp refund_timestamp,
+                    const struct TALER_CoinSpendPublicKeyP *coin_pub,
+                    const char *reason);
+
+#endif