40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
/*
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This file is part of TALER
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Copyright (C) 2022 Taler Systems SA
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file exchangedb/pg_count_known_coins.h
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* @brief implementation of the count_known_coins function for Postgres
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* @author Christian Grothoff
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*/
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#ifndef PG_COUNT_KNOWN_COINS_H
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#define PG_COUNT_KNOWN_COINS_H
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#include "taler_util.h"
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#include "taler_json_lib.h"
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#include "taler_exchangedb_plugin.h"
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/**
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* Count the number of known coins by denomination.
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*
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* @param cls database connection plugin state
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* @param denom_pub_hash denomination to count by
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* @return number of coins if non-negative, otherwise an `enum GNUNET_DB_QueryStatus`
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*/
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long long
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TEH_PG_count_known_coins (void *cls,
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const struct
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TALER_DenominationHashP *denom_pub_hash);
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#endif
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