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 auditordb/pg_get_purse_info.c
      18              :  * @brief Implementation of the get_purse_info 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_get_purse_info.h"
      26              : #include "pg_helper.h"
      27              : 
      28              : enum GNUNET_DB_QueryStatus
      29            0 : TAH_PG_get_purse_info (
      30              :   void *cls,
      31              :   const struct TALER_PurseContractPublicKeyP *purse_pub,
      32              :   uint64_t *rowid,
      33              :   struct TALER_Amount *balance,
      34              :   struct GNUNET_TIME_Timestamp *expiration_date)
      35              : {
      36            0 :   struct PostgresClosure *pg = cls;
      37            0 :   struct GNUNET_PQ_QueryParam params[] = {
      38            0 :     GNUNET_PQ_query_param_auto_from_type (purse_pub),
      39              :     GNUNET_PQ_query_param_end
      40              :   };
      41            0 :   struct GNUNET_PQ_ResultSpec rs[] = {
      42            0 :     TALER_PQ_RESULT_SPEC_AMOUNT ("balance",
      43              :                                  balance),
      44            0 :     GNUNET_PQ_result_spec_timestamp ("expiration_date",
      45              :                                      expiration_date),
      46            0 :     GNUNET_PQ_result_spec_uint64 ("auditor_purses_rowid",
      47              :                                   rowid),
      48              :     GNUNET_PQ_result_spec_end
      49              :   };
      50              : 
      51            0 :   PREPARE (pg,
      52              :            "auditor_get_purse_info",
      53              :            "SELECT"
      54              :            " auditor_purses_rowid"
      55              :            ",expiration_date"
      56              :            ",balance"
      57              :            " FROM auditor_purses"
      58              :            " WHERE purse_pub=$1");
      59            0 :   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
      60              :                                                    "auditor_get_purse_info",
      61              :                                                    params,
      62              :                                                    rs);
      63              : }