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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 (2290B)

      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/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_insert_auditor_denom_sig.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TEH_PG_insert_auditor_denom_sig (
     31   void *cls,
     32   const struct TALER_DenominationHashP *h_denom_pub,
     33   const struct TALER_AuditorPublicKeyP *auditor_pub,
     34   const struct TALER_AuditorSignatureP *auditor_sig)
     35 {
     36   struct PostgresClosure *pg = cls;
     37   struct GNUNET_PQ_QueryParam params[] = {
     38     GNUNET_PQ_query_param_auto_from_type (auditor_pub),
     39     GNUNET_PQ_query_param_auto_from_type (h_denom_pub),
     40     GNUNET_PQ_query_param_auto_from_type (auditor_sig),
     41     GNUNET_PQ_query_param_end
     42   };
     43 
     44   PREPARE (pg,
     45            "insert_auditor_denom_sig",
     46            "WITH ax AS"
     47            " (SELECT auditor_uuid"
     48            "    FROM auditors"
     49            "   WHERE auditor_pub=$1)"
     50            "INSERT INTO auditor_denom_sigs "
     51            "(auditor_uuid"
     52            ",denominations_serial"
     53            ",auditor_sig"
     54            ") SELECT ax.auditor_uuid, denominations_serial, $3 "
     55            "    FROM denominations"
     56            "   CROSS JOIN ax"
     57            "   WHERE denom_pub_hash=$2"
     58            " ON CONFLICT DO NOTHING;");
     59   return GNUNET_PQ_eval_prepared_non_select (pg->conn,
     60                                              "insert_auditor_denom_sig",
     61                                              params);
     62 }