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/*
This file is part of TALER
Copyright (C) 2022 Taler Systems SA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file exchangedb/pg_get_link_data.h
* @brief implementation of the get_link_data function for Postgres
* @author Christian Grothoff
*/
#ifndef PG_GET_LINK_DATA_H
#define PG_GET_LINK_DATA_H
#include "taler_util.h"
#include "taler_json_lib.h"
#include "taler_exchangedb_plugin.h"
/**
* Obtain the link data of a coin, that is the encrypted link
* information, the denomination keys and the signatures.
*
* @param cls the `struct PostgresClosure` with the plugin-specific state
* @param coin_pub public key of the coin
* @param ldc function to call for each session the coin was melted into
* @param ldc_cls closure for @a tdc
* @return transaction status code
*/
enum GNUNET_DB_QueryStatus
TEH_PG_get_link_data (void *cls,
const struct TALER_CoinSpendPublicKeyP *coin_pub,
TALER_EXCHANGEDB_LinkCallback ldc,
void *ldc_cls);
#endif
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