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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 exchangedb/pg_select_auditor_denom_sig.c
* @brief Implementation of the select_auditor_denom_sig function for Postgres
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_error_codes.h"
#include "taler_dbevents.h"
#include "taler_pq_lib.h"
#include "pg_select_auditor_denom_sig.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TEH_PG_select_auditor_denom_sig (
void *cls,
const struct TALER_DenominationHashP *h_denom_pub,
const struct TALER_AuditorPublicKeyP *auditor_pub,
struct TALER_AuditorSignatureP *auditor_sig)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_auto_from_type (auditor_pub),
GNUNET_PQ_query_param_auto_from_type (h_denom_pub),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_auto_from_type ("auditor_sig",
auditor_sig),
GNUNET_PQ_result_spec_end
};
PREPARE (pg,
"select_auditor_denom_sig",
"SELECT"
" auditor_sig"
" FROM auditor_denom_sigs"
" WHERE auditor_uuid="
" (SELECT auditor_uuid"
" FROM auditors"
" WHERE auditor_pub=$1)"
" AND denominations_serial="
" (SELECT denominations_serial"
" FROM denominations"
" WHERE denom_pub_hash=$2);");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"select_auditor_denom_sig",
params,
rs);
}
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