LCOV - code coverage report
Current view: top level - exchangedb - pg_get_known_coin.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 13 13 100.0 %
Date: 2025-06-05 21:03:14 Functions: 1 1 100.0 %

          Line data    Source code
       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_get_known_coin.c
      18             :  * @brief Implementation of the get_known_coin function for Postgres
      19             :  * @author Christian Grothoff
      20             :  */
      21             : #include "platform.h"
      22             : #include "taler_error_codes.h"
      23             : #include "taler_dbevents.h"
      24             : #include "taler_pq_lib.h"
      25             : #include "pg_get_known_coin.h"
      26             : #include "pg_helper.h"
      27             : 
      28             : enum GNUNET_DB_QueryStatus
      29         277 : TEH_PG_get_known_coin (void *cls,
      30             :                        const struct TALER_CoinSpendPublicKeyP *coin_pub,
      31             :                        struct TALER_CoinPublicInfo *coin_info)
      32             : {
      33         277 :   struct PostgresClosure *pg = cls;
      34         277 :   struct GNUNET_PQ_QueryParam params[] = {
      35         277 :     GNUNET_PQ_query_param_auto_from_type (coin_pub),
      36             :     GNUNET_PQ_query_param_end
      37             :   };
      38         277 :   struct GNUNET_PQ_ResultSpec rs[] = {
      39         277 :     GNUNET_PQ_result_spec_auto_from_type ("denom_pub_hash",
      40             :                                           &coin_info->denom_pub_hash),
      41         277 :     GNUNET_PQ_result_spec_allow_null (
      42         277 :       GNUNET_PQ_result_spec_auto_from_type ("age_commitment_hash",
      43             :                                             &coin_info->h_age_commitment),
      44             :       &coin_info->no_age_commitment),
      45         277 :     TALER_PQ_result_spec_denom_sig ("denom_sig",
      46             :                                     &coin_info->denom_sig),
      47             :     GNUNET_PQ_result_spec_end
      48             :   };
      49             : 
      50         277 :   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
      51             :               "Getting known coin data for coin %s\n",
      52             :               TALER_B2S (coin_pub));
      53         277 :   coin_info->coin_pub = *coin_pub;
      54         277 :   PREPARE (pg,
      55             :            "get_known_coin",
      56             :            "SELECT"
      57             :            " denominations.denom_pub_hash"
      58             :            ",age_commitment_hash"
      59             :            ",denom_sig"
      60             :            " FROM known_coins"
      61             :            " JOIN denominations USING (denominations_serial)"
      62             :            " WHERE coin_pub=$1;");
      63         277 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      64             :                                                    "get_known_coin",
      65             :                                                    params,
      66             :                                                    rs);
      67             : }

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