exchange

Base system with REST service to issue digital coins, run by the payment service provider
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pg_count_known_coins.h (1429B)

      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_count_known_coins.h
     18  * @brief implementation of the count_known_coins function for Postgres
     19  * @author Christian Grothoff
     20  */
     21 #ifndef PG_COUNT_KNOWN_COINS_H
     22 #define PG_COUNT_KNOWN_COINS_H
     23 
     24 #include "taler/taler_util.h"
     25 #include "taler/taler_json_lib.h"
     26 #include "taler/taler_exchangedb_plugin.h"
     27 /**
     28  * Count the number of known coins by denomination.
     29  *
     30  * @param cls database connection plugin state
     31  * @param denom_pub_hash denomination to count by
     32  * @return number of coins if non-negative, otherwise an `enum GNUNET_DB_QueryStatus`
     33  */
     34 long long
     35 TEH_PG_count_known_coins (void *cls,
     36                           const struct
     37                           TALER_DenominationHashP *denom_pub_hash);
     38 
     39 #endif