2022-11-10 16:37:28 +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_get_purse_deposit.c
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* @brief Implementation of the get_purse_deposit 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_deposit.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_deposit (
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void *cls,
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const struct TALER_PurseContractPublicKeyP *purse_pub,
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const struct TALER_CoinSpendPublicKeyP *coin_pub,
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struct TALER_Amount *amount,
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struct TALER_DenominationHashP *h_denom_pub,
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struct TALER_AgeCommitmentHash *phac,
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struct TALER_CoinSpendSignatureP *coin_sig,
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char **partner_url)
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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_auto_from_type (coin_pub),
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GNUNET_PQ_query_param_end
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};
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bool is_null;
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struct GNUNET_PQ_ResultSpec rs[] = {
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GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
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h_denom_pub),
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GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash",
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phac),
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GNUNET_PQ_result_spec_auto_from_type ("coin_sig",
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coin_sig),
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TALER_PQ_RESULT_SPEC_AMOUNT ("amount_with_fee",
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amount),
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GNUNET_PQ_result_spec_allow_null (
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GNUNET_PQ_result_spec_string ("partner_base_url",
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partner_url),
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&is_null),
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GNUNET_PQ_result_spec_end
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};
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*partner_url = NULL;
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2023-03-31 13:50:32 +02:00
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/* Used in #postgres_get_purse_deposit */
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2022-11-10 16:37:28 +01:00
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PREPARE (pg,
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"select_purse_deposit_by_coin_pub",
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"SELECT "
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" coin_sig"
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",amount_with_fee_val"
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",amount_with_fee_frac"
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",denom_pub_hash"
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",age_commitment_hash"
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",partner_base_url"
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" FROM purse_deposits"
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" LEFT JOIN partners USING (partner_serial_id)"
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" JOIN known_coins kc USING (coin_pub)"
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" JOIN denominations USING (denominations_serial)"
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" WHERE coin_pub=$2"
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" AND purse_pub=$1;");
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return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
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"select_purse_deposit_by_coin_pub",
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params,
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rs);
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}
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