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/*
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_lookup_refund_proof.c
* @brief Implementation of the lookup_refund_proof function for Postgres
* @author Iván Ávalos
*/
#include "platform.h"
#include <taler/taler_error_codes.h>
#include <taler/taler_dbevents.h>
#include <taler/taler_pq_lib.h>
#include "pg_lookup_refund_proof.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TMH_PG_lookup_refund_proof (void *cls,
uint64_t refund_serial,
struct TALER_ExchangeSignatureP *exchange_sig,
struct TALER_ExchangePublicKeyP *exchange_pub)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_uint64 (&refund_serial),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_auto_from_type ("exchange_sig",
exchange_sig),
GNUNET_PQ_result_spec_auto_from_type ("exchange_pub",
exchange_pub),
GNUNET_PQ_result_spec_end
};
check_connection (pg);
PREPARE (pg,
"lookup_refund_proof",
"SELECT"
" merchant_exchange_signing_keys.exchange_pub"
",exchange_sig"
" FROM merchant_refund_proofs"
" JOIN merchant_exchange_signing_keys"
" USING (signkey_serial)"
" WHERE"
" refund_serial=$1");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"lookup_refund_proof",
params,
rs);
}
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