exchange

Base system with REST service to issue digital coins, run by the payment service provider
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pg_reserves_update.c (1941B)

      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_reserves_update.c
     18  * @brief Implementation of the reserves_update 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_reserves_update.h"
     26 #include "pg_helper.h"
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TEH_PG_reserves_update (void *cls,
     30                         const struct TALER_EXCHANGEDB_Reserve *reserve)
     31 {
     32   struct PostgresClosure *pg = cls;
     33   struct GNUNET_PQ_QueryParam params[] = {
     34     GNUNET_PQ_query_param_timestamp (&reserve->expiry),
     35     GNUNET_PQ_query_param_timestamp (&reserve->gc),
     36     TALER_PQ_query_param_amount (pg->conn,
     37                                  &reserve->balance),
     38     GNUNET_PQ_query_param_auto_from_type (&reserve->pub),
     39     GNUNET_PQ_query_param_end
     40   };
     41 
     42   PREPARE (pg,
     43            "reserve_update",
     44            "UPDATE reserves"
     45            " SET"
     46            " expiration_date=$1"
     47            ",gc_date=$2"
     48            ",current_balance=$3"
     49            " WHERE reserve_pub=$4;");
     50   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     51                                              "reserve_update",
     52                                              params);
     53 }