62 lines
2.2 KiB
C
62 lines
2.2 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 exchangedb/pg_reserves_get.c
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* @brief Implementation of the reserves_get 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_reserves_get.h"
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#include "pg_helper.h"
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enum GNUNET_DB_QueryStatus
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TEH_PG_reserves_get (void *cls,
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struct TALER_EXCHANGEDB_Reserve *reserve)
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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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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 ("current_balance",
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&reserve->balance),
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GNUNET_PQ_result_spec_timestamp ("expiration_date",
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&reserve->expiry),
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GNUNET_PQ_result_spec_timestamp ("gc_date",
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&reserve->gc),
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GNUNET_PQ_result_spec_end
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};
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/* Used in #postgres_reserves_get() */
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PREPARE (pg,
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"reserves_get",
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"SELECT"
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" current_balance_val"
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",current_balance_frac"
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",expiration_date"
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",gc_date"
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" FROM reserves"
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" WHERE reserve_pub=$1"
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" LIMIT 1;");
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return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
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"reserves_get",
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params,
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rs);
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}
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