exchange

Base system with REST service to issue digital coins, run by the payment service provider
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pg_get_policy_details.c (2563B)

      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_policy_details.c
     18  * @brief Implementation of the get_policy_details 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_policy_details.h"
     26 #include "pg_helper.h"
     27 
     28 enum GNUNET_DB_QueryStatus
     29 TEH_PG_get_policy_details (
     30   void *cls,
     31   const struct GNUNET_HashCode *hc,
     32   struct TALER_PolicyDetails *details)
     33 {
     34   struct PostgresClosure *pg = cls;
     35   struct GNUNET_PQ_QueryParam params[] = {
     36     GNUNET_PQ_query_param_auto_from_type (hc),
     37     GNUNET_PQ_query_param_end
     38   };
     39   struct GNUNET_PQ_ResultSpec rs[] = {
     40     GNUNET_PQ_result_spec_timestamp ("deadline",
     41                                      &details->deadline),
     42     TALER_PQ_RESULT_SPEC_AMOUNT ("commitment",
     43                                  &details->commitment),
     44     TALER_PQ_RESULT_SPEC_AMOUNT ("accumulated_total",
     45                                  &details->accumulated_total),
     46     TALER_PQ_RESULT_SPEC_AMOUNT ("policy_fee",
     47                                  &details->policy_fee),
     48     TALER_PQ_RESULT_SPEC_AMOUNT ("transferable_amount",
     49                                  &details->transferable_amount),
     50     GNUNET_PQ_result_spec_auto_from_type ("state",
     51                                           &details->fulfillment_state),
     52     GNUNET_PQ_result_spec_allow_null (
     53       GNUNET_PQ_result_spec_uint64 ("policy_fulfillment_id",
     54                                     &details->policy_fulfillment_id),
     55       &details->no_policy_fulfillment_id),
     56     GNUNET_PQ_result_spec_end
     57   };
     58 
     59 
     60   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
     61                                                    "get_policy_details",
     62                                                    params,
     63                                                    rs);
     64 }