exchange

Base system with REST service to issue digital coins, run by the payment service provider
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pg_commit.c (1829B)

      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 exchangedb/pg_commit.c
     18  * @brief Implementation of the commit function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "taler/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_commit.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 /**
     30  * Commit the current transaction of a database connection.
     31  *
     32  * @param cls the `struct PostgresClosure` with the plugin-specific state
     33  * @return final transaction status
     34  */
     35 enum GNUNET_DB_QueryStatus
     36 TEH_PG_commit (void *cls)
     37 {
     38   struct PostgresClosure *pg = cls;
     39   struct GNUNET_PQ_QueryParam params[] = {
     40     GNUNET_PQ_query_param_end
     41   };
     42   enum GNUNET_DB_QueryStatus qs;
     43 
     44   GNUNET_break (NULL != pg->transaction_name);
     45   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
     46               "Committing transaction `%s'\n",
     47               pg->transaction_name);
     48   PREPARE (pg,
     49            "do_commit",
     50            "COMMIT");
     51   qs = GNUNET_PQ_eval_prepared_non_select (pg->conn,
     52                                            "do_commit",
     53                                            params);
     54   pg->transaction_name = NULL;
     55   return qs;
     56 }