82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
/*
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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 pg_do_reserve_open.c
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* @brief Low-level (statement-level) Postgres database access for the exchange
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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_do_reserve_open.h"
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#include "pg_helper.h"
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enum GNUNET_DB_QueryStatus
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TEH_PG_do_reserve_open (
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void *cls,
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const struct TALER_ReservePublicKeyP *reserve_pub,
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const struct TALER_Amount *total_paid,
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const struct TALER_Amount *reserve_payment,
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uint32_t min_purse_limit,
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const struct TALER_ReserveSignatureP *reserve_sig,
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struct GNUNET_TIME_Timestamp desired_expiration,
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struct GNUNET_TIME_Timestamp now,
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const struct TALER_Amount *open_fee,
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bool *no_funds,
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struct TALER_Amount *open_cost,
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struct GNUNET_TIME_Timestamp *final_expiration)
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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 (reserve_pub),
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TALER_PQ_query_param_amount (total_paid),
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TALER_PQ_query_param_amount (reserve_payment),
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GNUNET_PQ_query_param_uint32 (&min_purse_limit),
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GNUNET_PQ_query_param_uint32 (&pg->def_purse_limit),
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GNUNET_PQ_query_param_auto_from_type (reserve_sig),
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GNUNET_PQ_query_param_timestamp (&desired_expiration),
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GNUNET_PQ_query_param_relative_time (&pg->legal_reserve_expiration_time),
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GNUNET_PQ_query_param_timestamp (&now),
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TALER_PQ_query_param_amount (open_fee),
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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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TALER_PQ_RESULT_SPEC_AMOUNT ("out_open_cost",
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open_cost),
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GNUNET_PQ_result_spec_timestamp ("out_final_expiration",
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final_expiration),
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GNUNET_PQ_result_spec_bool ("out_no_funds",
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no_funds),
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GNUNET_PQ_result_spec_end
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};
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PREPARE (pg,
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"do_reserve_open",
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"SELECT "
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" out_open_cost_val"
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",out_open_cost_frac"
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",out_final_expiration"
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",out_no_funds"
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" FROM exchange_do_reserve_open"
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" ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13);");
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return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
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"do_reserve_open",
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params,
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rs);
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}
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