93 lines
3.3 KiB
C
93 lines
3.3 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_do_purse_merge.c
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* @brief Implementation of the do_purse_merge 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_do_purse_merge.h"
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#include "pg_helper.h"
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enum GNUNET_DB_QueryStatus
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TEH_PG_do_purse_merge (
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void *cls,
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const struct TALER_PurseContractPublicKeyP *purse_pub,
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const struct TALER_PurseMergeSignatureP *merge_sig,
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const struct GNUNET_TIME_Timestamp merge_timestamp,
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const struct TALER_ReserveSignatureP *reserve_sig,
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const char *partner_url,
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const struct TALER_ReservePublicKeyP *reserve_pub,
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bool *no_partner,
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bool *no_balance,
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bool *in_conflict)
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{
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struct PostgresClosure *pg = cls;
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struct TALER_PaytoHashP h_payto;
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struct GNUNET_TIME_Timestamp expiration
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= GNUNET_TIME_relative_to_timestamp (pg->legal_reserve_expiration_time);
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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 (merge_sig),
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GNUNET_PQ_query_param_timestamp (&merge_timestamp),
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GNUNET_PQ_query_param_auto_from_type (reserve_sig),
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(NULL == partner_url)
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? GNUNET_PQ_query_param_null ()
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: GNUNET_PQ_query_param_string (partner_url),
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GNUNET_PQ_query_param_auto_from_type (reserve_pub),
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GNUNET_PQ_query_param_auto_from_type (&h_payto),
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GNUNET_PQ_query_param_timestamp (&expiration),
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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_bool ("no_partner",
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no_partner),
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GNUNET_PQ_result_spec_bool ("no_balance",
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no_balance),
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GNUNET_PQ_result_spec_bool ("conflict",
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in_conflict),
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GNUNET_PQ_result_spec_end
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};
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{
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char *payto_uri;
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payto_uri = TALER_reserve_make_payto (pg->exchange_url,
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reserve_pub);
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TALER_payto_hash (payto_uri,
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&h_payto);
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GNUNET_free (payto_uri);
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}
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/* Used in #postgres_do_purse_merge() */
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PREPARE (pg,
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"call_purse_merge",
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"SELECT"
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" out_no_partner AS no_partner"
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",out_no_balance AS no_balance"
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",out_conflict AS conflict"
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" FROM exchange_do_purse_merge"
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" ($1, $2, $3, $4, $5, $6, $7, $8);");
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return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
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"call_purse_merge",
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params,
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rs);
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}
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