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Base system with REST service to issue digital coins, run by the payment service provider
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pg_insert_auditor_denom_sig.c (2223B)

      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_insert_auditor_denom_sig.c
     18  * @brief Implementation of the insert_auditor_denom_sig function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #include "taler/taler_pq_lib.h"
     22 #include "taler/exchange-database/insert_auditor_denom_sig.h"
     23 #include "helper.h"
     24 
     25 
     26 enum GNUNET_DB_QueryStatus
     27 TALER_TALER_EXCHANGEDB_insert_auditor_denom_sig (
     28   struct TALER_EXCHANGEDB_PostgresContext *pg,
     29   const struct TALER_DenominationHashP *h_denom_pub,
     30   const struct TALER_AuditorPublicKeyP *auditor_pub,
     31   const struct TALER_AuditorSignatureP *auditor_sig)
     32 {
     33   struct GNUNET_PQ_QueryParam params[] = {
     34     GNUNET_PQ_query_param_auto_from_type (auditor_pub),
     35     GNUNET_PQ_query_param_auto_from_type (h_denom_pub),
     36     GNUNET_PQ_query_param_auto_from_type (auditor_sig),
     37     GNUNET_PQ_query_param_end
     38   };
     39 
     40   PREPARE (pg,
     41            "insert_auditor_denom_sig",
     42            "WITH ax AS"
     43            " (SELECT auditor_uuid"
     44            "    FROM auditors"
     45            "   WHERE auditor_pub=$1)"
     46            "INSERT INTO auditor_denom_sigs "
     47            "(auditor_uuid"
     48            ",denominations_serial"
     49            ",auditor_sig"
     50            ") SELECT ax.auditor_uuid, denominations_serial, $3 "
     51            "    FROM denominations"
     52            "   CROSS JOIN ax"
     53            "   WHERE denom_pub_hash=$2"
     54            " ON CONFLICT DO NOTHING;");
     55   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     56                                              "insert_auditor_denom_sig",
     57                                              params);
     58 }