2022-11-08 13:28:17 +01:00
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/*
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This file is part of TALER
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Copyright (C) 2022 Taler Systems SA
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file exchangedb/pg_template.c
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* @brief Implementation of the template function for Postgres
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* @author Christian Grothoff
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*/
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#include "platform.h"
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#include "taler_error_codes.h"
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#include "taler_dbevents.h"
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#include "taler_pq_lib.h"
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#include "pg_get_purse_request.h"
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#include "pg_helper.h"
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enum GNUNET_DB_QueryStatus
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TEH_PG_get_purse_request (
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void *cls,
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const struct TALER_PurseContractPublicKeyP *purse_pub,
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struct TALER_PurseMergePublicKeyP *merge_pub,
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struct GNUNET_TIME_Timestamp *purse_expiration,
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struct TALER_PrivateContractHashP *h_contract_terms,
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uint32_t *age_limit,
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struct TALER_Amount *target_amount,
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struct TALER_Amount *balance,
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struct TALER_PurseContractSignatureP *purse_sig)
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{
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struct PostgresClosure *pg = cls;
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struct GNUNET_PQ_QueryParam params[] = {
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GNUNET_PQ_query_param_auto_from_type (purse_pub),
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GNUNET_PQ_query_param_end
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};
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struct GNUNET_PQ_ResultSpec rs[] = {
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GNUNET_PQ_result_spec_auto_from_type ("merge_pub",
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merge_pub),
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GNUNET_PQ_result_spec_timestamp ("purse_expiration",
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purse_expiration),
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GNUNET_PQ_result_spec_auto_from_type ("h_contract_terms",
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h_contract_terms),
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GNUNET_PQ_result_spec_uint32 ("age_limit",
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age_limit),
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TALER_PQ_RESULT_SPEC_AMOUNT ("amount_with_fee",
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target_amount),
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TALER_PQ_RESULT_SPEC_AMOUNT ("balance",
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balance),
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GNUNET_PQ_result_spec_auto_from_type ("purse_sig",
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purse_sig),
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GNUNET_PQ_result_spec_end
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};
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2023-03-31 13:50:32 +02:00
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2022-11-08 13:28:17 +01:00
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PREPARE (pg,
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"get_purse_request",
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"SELECT "
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" merge_pub"
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",purse_expiration"
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",h_contract_terms"
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",age_limit"
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",amount_with_fee_val"
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",amount_with_fee_frac"
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",balance_val"
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",balance_frac"
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",purse_sig"
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" FROM purse_requests"
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" WHERE purse_pub=$1;");
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return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
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"get_purse_request",
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params,
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rs);
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}
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