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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_template.c
* @brief Implementation of the template 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_purse_request.h"
#include "pg_helper.h"
enum GNUNET_DB_QueryStatus
TEH_PG_get_purse_request (
void *cls,
const struct TALER_PurseContractPublicKeyP *purse_pub,
struct TALER_PurseMergePublicKeyP *merge_pub,
struct GNUNET_TIME_Timestamp *purse_expiration,
struct TALER_PrivateContractHashP *h_contract_terms,
uint32_t *age_limit,
struct TALER_Amount *target_amount,
struct TALER_Amount *balance,
struct TALER_PurseContractSignatureP *purse_sig)
{
struct PostgresClosure *pg = cls;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_auto_from_type (purse_pub),
GNUNET_PQ_query_param_end
};
struct GNUNET_PQ_ResultSpec rs[] = {
GNUNET_PQ_result_spec_auto_from_type ("merge_pub",
merge_pub),
GNUNET_PQ_result_spec_timestamp ("purse_expiration",
purse_expiration),
GNUNET_PQ_result_spec_auto_from_type ("h_contract_terms",
h_contract_terms),
GNUNET_PQ_result_spec_uint32 ("age_limit",
age_limit),
TALER_PQ_RESULT_SPEC_AMOUNT ("amount_with_fee",
target_amount),
TALER_PQ_RESULT_SPEC_AMOUNT ("balance",
balance),
GNUNET_PQ_result_spec_auto_from_type ("purse_sig",
purse_sig),
GNUNET_PQ_result_spec_end
};
PREPARE (pg,
"get_purse_request",
"SELECT "
" merge_pub"
",purse_expiration"
",h_contract_terms"
",age_limit"
",amount_with_fee_val"
",amount_with_fee_frac"
",balance_val"
",balance_frac"
",purse_sig"
" FROM purse_requests"
" WHERE purse_pub=$1;");
return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
"get_purse_request",
params,
rs);
}
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