exchange

Base system with REST service to issue digital coins, run by the payment service provider
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pg_set_extension_manifest.c (1957B)

      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_set_extension_manifest.c
     18  * @brief Implementation of the set_extension_manifest 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_set_extension_manifest.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TEH_PG_set_extension_manifest (void *cls,
     31                                const char *extension_name,
     32                                const char *manifest)
     33 {
     34   struct PostgresClosure *pg = cls;
     35   struct GNUNET_PQ_QueryParam pcfg =
     36     (NULL == manifest || 0 == *manifest)
     37     ? GNUNET_PQ_query_param_null ()
     38     : GNUNET_PQ_query_param_string (manifest);
     39   struct GNUNET_PQ_QueryParam params[] = {
     40     GNUNET_PQ_query_param_string (extension_name),
     41     pcfg,
     42     GNUNET_PQ_query_param_end
     43   };
     44 
     45 
     46   PREPARE (pg,
     47            "set_extension_manifest",
     48            "INSERT INTO extensions (name, manifest) VALUES ($1, $2) "
     49            "ON CONFLICT (name) "
     50            "DO UPDATE SET manifest=$2");
     51 
     52 
     53   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     54                                              "set_extension_manifest",
     55                                              params);
     56 }