42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
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/*
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This file is part of TALER
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Copyright (C) 2015 Christian Grothoff (and other contributing authors)
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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, If not, see
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<http://www.gnu.org/licenses/>
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*/
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/**
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* @file mint-lib/mint_api_common.h
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* @brief common functions for the mint API
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* @author Christian Grothoff
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*/
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#include <jansson.h>
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#include <gnunet/gnunet_util_lib.h>
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#include "taler_mint_service.h"
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/**
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* Verify a coins transaction history as returned by the mint.
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*
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* @param currency expected currency for the coin
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* @param coin_pub public key of the coin
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* @param history history of the coin in json encoding
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* @param[out] total how much of the coin has been spent according to @a history
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* @return #GNUNET_OK if @a history is valid, #GNUNET_SYSERR if not
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*/
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int
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TALER_MINT_verify_coin_history_ (const char *currency,
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const struct TALER_CoinSpendPublicKeyP *coin_pub,
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json_t *history,
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struct TALER_Amount *total);
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/* end of mint_api_common.h */
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