merchant

Merchant backend to process payments, run by merchants
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pg_delete_instance_private_key.c (1799B)


      1 /*
      2    This file is part of TALER
      3    Copyright (C) 2022 Taler Systems SA
      4 
      5    TALER is free software; you can redistribute it and/or modify it under the
      6    terms of the GNU General Public License as published by the Free Software
      7    Foundation; either version 3, or (at your option) any later version.
      8 
      9    TALER is distributed in the hope that it will be useful, but WITHOUT ANY
     10    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
     11    A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
     12 
     13    You should have received a copy of the GNU General Public License along with
     14    TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
     15  */
     16 /**
     17  * @file backenddb/pg_delete_instance_private_key.c
     18  * @brief Implementation of the delete_instance_private_key function for Postgres
     19  * @author Iván Ávalos
     20  */
     21 #include "platform.h"
     22 #include <taler/taler_error_codes.h>
     23 #include <taler/taler_dbevents.h>
     24 #include <taler/taler_pq_lib.h>
     25 #include "pg_delete_instance_private_key.h"
     26 #include "pg_helper.h"
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TMH_PG_delete_instance_private_key (
     30   void *cls,
     31   const char *merchant_id)
     32 {
     33   struct PostgresClosure *pg = cls;
     34   struct GNUNET_PQ_QueryParam params[] = {
     35     GNUNET_PQ_query_param_string (merchant_id),
     36     GNUNET_PQ_query_param_end
     37   };
     38 
     39   check_connection (pg);
     40   PREPARE (pg,
     41            "delete_key",
     42            "DELETE FROM merchant_keys"
     43            " USING merchant_instances"
     44            " WHERE merchant_keys.merchant_serial"
     45            "   = merchant_instances.merchant_serial"
     46            " AND merchant_instances.merchant_id = $1");
     47   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     48                                              "delete_key",
     49                                              params);
     50 }