exchange

Base system with REST service to issue digital coins, run by the payment service provider
Log | Files | Refs | Submodules | README | LICENSE

pg_do_purse_deposit.c (3275B)


      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_do_purse_deposit.c
     18  * @brief Implementation of the do_purse_deposit 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_do_purse_deposit.h"
     26 #include "pg_helper.h"
     27 
     28 
     29 enum GNUNET_DB_QueryStatus
     30 TEH_PG_do_purse_deposit (
     31   void *cls,
     32   const struct TALER_PurseContractPublicKeyP *purse_pub,
     33   const struct TALER_CoinSpendPublicKeyP *coin_pub,
     34   const struct TALER_Amount *amount,
     35   const struct TALER_CoinSpendSignatureP *coin_sig,
     36   const struct TALER_Amount *amount_minus_fee,
     37   bool *balance_ok,
     38   bool *too_late,
     39   bool *conflict)
     40 {
     41   struct PostgresClosure *pg = cls;
     42   struct GNUNET_TIME_Timestamp now = GNUNET_TIME_timestamp_get ();
     43   struct GNUNET_TIME_Timestamp reserve_expiration;
     44   uint64_t partner_id = 0; /* FIXME #7271: WAD support... */
     45   struct GNUNET_PQ_QueryParam params[] = {
     46     (0 == partner_id)
     47     ? GNUNET_PQ_query_param_null ()
     48     : GNUNET_PQ_query_param_uint64 (&partner_id),
     49     GNUNET_PQ_query_param_auto_from_type (purse_pub),
     50     TALER_PQ_query_param_amount (
     51       pg->conn,
     52       amount),
     53     GNUNET_PQ_query_param_auto_from_type (coin_pub),
     54     GNUNET_PQ_query_param_auto_from_type (coin_sig),
     55     TALER_PQ_query_param_amount (
     56       pg->conn,
     57       amount_minus_fee),
     58     GNUNET_PQ_query_param_timestamp (&reserve_expiration),
     59     GNUNET_PQ_query_param_timestamp (&now),
     60     GNUNET_PQ_query_param_end
     61   };
     62   struct GNUNET_PQ_ResultSpec rs[] = {
     63     GNUNET_PQ_result_spec_bool ("balance_ok",
     64                                 balance_ok),
     65     GNUNET_PQ_result_spec_bool ("too_late",
     66                                 too_late),
     67     GNUNET_PQ_result_spec_bool ("conflict",
     68                                 conflict),
     69     GNUNET_PQ_result_spec_end
     70   };
     71 
     72   reserve_expiration
     73     = GNUNET_TIME_absolute_to_timestamp (
     74         GNUNET_TIME_absolute_add (GNUNET_TIME_absolute_get (),
     75                                   pg->legal_reserve_expiration_time));
     76 
     77   PREPARE (pg,
     78            "call_purse_deposit",
     79            "SELECT "
     80            " out_balance_ok AS balance_ok"
     81            ",out_conflict AS conflict"
     82            ",out_late AS too_late"
     83            " FROM exchange_do_purse_deposit"
     84            " ($1,$2,$3,$4,$5,$6,$7,$8);");
     85 
     86   return GNUNET_PQ_eval_prepared_singleton_select (pg->conn,
     87                                                    "call_purse_deposit",
     88                                                    params,
     89                                                    rs);
     90 }