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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_withdraw_info.c
* @brief Implementation of the get_withdraw_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_withdraw_info.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TEH_PG_get_withdraw_info (
void *cls,
const struct TALER_BlindedCoinHashP *bch,
struct TALER_EXCHANGEDB_CollectableBlindcoin *collectable)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_auto_from_type (bch),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
&collectable->denom_pub_hash),
TALER_PQ_result_spec_blinded_denom_sig ("denom_sig",
&collectable->sig),
GNUNET_PQ_result_spec_auto_from_type ("reserve_sig",
&collectable->reserve_sig),
GNUNET_PQ_result_spec_auto_from_type ("reserve_pub",
&collectable->reserve_pub),
GNUNET_PQ_result_spec_auto_from_type ("h_blind_ev",
&collectable->h_coin_envelope),
TALER_PQ_RESULT_SPEC_AMOUNT ("amount_with_fee",
&collectable->amount_with_fee),
TALER_PQ_RESULT_SPEC_AMOUNT ("fee_withdraw",
&collectable->withdraw_fee),
GNUNET_PQ_result_spec_end
};
PREPARE (pg,
"get_withdraw_info",
"SELECT"
" denom.denom_pub_hash"
",denom_sig"
",reserve_sig"
",reserves.reserve_pub"
",execution_date"
",h_blind_ev"
",amount_with_fee"
",denom.fee_withdraw"
" FROM reserves_out"
" JOIN reserves"
" USING (reserve_uuid)"
" JOIN denominations denom"
" USING (denominations_serial)"
" WHERE h_blind_ev=$1;");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"get_withdraw_info",
params,
rs);
}
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