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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_get_denomination_info.c
* @brief Implementation of the get_denomination_info 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_get_denomination_info.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TEH_PG_get_denomination_info (
void *cls,
const struct TALER_DenominationHashP *denom_pub_hash,
struct TALER_EXCHANGEDB_DenominationKeyInformation *issue)
{
struct PostgresClosure *pg = cls;
enum GNUNET_DB_QueryStatus qs;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_auto_from_type (denom_pub_hash),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_auto_from_type ("master_sig",
&issue->signature),
GNUNET_PQ_result_spec_timestamp ("valid_from",
&issue->start),
GNUNET_PQ_result_spec_timestamp ("expire_withdraw",
&issue->expire_withdraw),
GNUNET_PQ_result_spec_timestamp ("expire_deposit",
&issue->expire_deposit),
GNUNET_PQ_result_spec_timestamp ("expire_legal",
&issue->expire_legal),
TALER_PQ_RESULT_SPEC_AMOUNT ("coin",
&issue->value),
TALER_PQ_RESULT_SPEC_AMOUNT ("fee_withdraw",
&issue->fees.withdraw),
TALER_PQ_RESULT_SPEC_AMOUNT ("fee_deposit",
&issue->fees.deposit),
TALER_PQ_RESULT_SPEC_AMOUNT ("fee_refresh",
&issue->fees.refresh),
TALER_PQ_RESULT_SPEC_AMOUNT ("fee_refund",
&issue->fees.refund),
GNUNET_PQ_result_spec_uint32 ("age_mask",
&issue->age_mask.bits),
GNUNET_PQ_result_spec_end
};
PREPARE (pg,
"denomination_get",
"SELECT"
" master_sig"
",valid_from"
",expire_withdraw"
",expire_deposit"
",expire_legal"
",coin" /* value of this denom */
",fee_withdraw"
",fee_deposit"
",fee_refresh"
",fee_refund"
",age_mask"
" FROM denominations"
" WHERE denom_pub_hash=$1;");
qs = GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"denomination_get",
params,
rs);
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT != qs)
return qs;
issue->denom_hash = *denom_pub_hash;
return qs;
}
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