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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_do_batch_withdraw.c
* @brief Implementation of the do_batch_withdraw 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_do_batch_withdraw.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TEH_PG_do_batch_withdraw (
void *cls,
struct GNUNET_TIME_Timestamp now,
const struct TALER_ReservePublicKeyP *reserve_pub,
/* TODO[oec]: add parameter for maximum age and [out]parameter for required age */
const struct TALER_Amount *amount,
bool *found,
bool *balance_ok,
uint64_t *ruuid)
{
struct PostgresClosure *pg = cls;
struct GNUNET_TIME_Timestamp gc;
struct GNUNET_PQ_QueryParam params[] = {
TALER_PQ_query_param_amount (amount),
GNUNET_PQ_query_param_auto_from_type (reserve_pub),
GNUNET_PQ_query_param_timestamp (&now),
GNUNET_PQ_query_param_timestamp (&gc),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_bool ("reserve_found",
found),
GNUNET_PQ_result_spec_bool ("balance_ok",
balance_ok),
GNUNET_PQ_result_spec_uint64 ("ruuid",
ruuid),
GNUNET_PQ_result_spec_end
};
gc = GNUNET_TIME_absolute_to_timestamp (
GNUNET_TIME_absolute_add (now.abs_time,
pg->legal_reserve_expiration_time));
/* Used in #postgres_do_batch_withdraw() to
update the reserve balance and check its status */
PREPARE (pg,
"call_batch_withdraw",
"SELECT "
" reserve_found"
",balance_ok"
",ruuid"
/* TODO[oec]: add parameter for maximum age and [out] parameter for required age */
" FROM exchange_do_batch_withdraw"
" ($1,$2,$3,$4,$5);");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"call_batch_withdraw",
params,
rs);
}
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