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/*
This file is part of TALER
(C) 2014 Christian Grothoff (and other contributing authors)
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, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file merchant/merchant.c
* @brief Common utility functions for merchant
* @author Sree Harsha Totakura <sreeharsha@totakura.in>
*/
#ifndef MERCHANT_H
#define MERCHANT_H
#include <gnunet/gnunet_common.h>
#include <gnunet/gnunet_crypto_lib.h>
#include <taler/taler_mint_service.h>
/**
* Macro to round microseconds to seconds in GNUNET_TIME_* structs.
*/
#define ROUND_TO_SECS(name,us_field) name.us_field -= name.us_field % (1000 * 1000)
/**
* Shorthand for exit jumps.
*/
#define EXITIF(cond) \
do { \
if (cond) { GNUNET_break (0); goto EXITIF_exit; } \
} while (0)
/**
* A mint
*/
struct MERCHANT_Mint
{
/**
* Hostname
*/
char *hostname;
/**
* Flag which indicates whether some HTTP transfer between
* this merchant and the mint is still ongoing
*/
int pending;
/**
* A connection to this mint
*/
struct TALER_MINT_Handle *conn;
};
/**
* The contract sent by the merchant to the wallet
*/
struct MERCHANT_Contract
{
/**
* Purpose header for the signature over contract
*/
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
/**
* Hash of the JSON contract in UTF-8 including 0-termination,
* using JSON_COMPACT | JSON_SORT_KEYS
*/
struct GNUNET_HashCode h_contract;
};
/**
* Parses mints from the configuration.
*
* @param cfg the configuration
* @param mints the array of mints upon successful parsing. Will be NULL upon
* error.
* @return the number of mints in the above array; GNUNET_SYSERR upon error in
* parsing.
*/
int
TALER_MERCHANT_parse_mints (const struct GNUNET_CONFIGURATION_Handle *cfg,
struct MERCHANT_Mint **mints);
GNUNET_NETWORK_STRUCT_BEGIN
struct MERCHANT_WIREFORMAT_Sepa
{
/**
* The international bank account number
*/
char *iban;
/**
* Name of the bank account holder
*/
char *name;
/**
*The bank identification code
*/
char *bic;
/**
* The latest payout date when the payment corresponding to this account has
* to take place. A value of 0 indicates a transfer as soon as possible.
*/
struct GNUNET_TIME_AbsoluteNBO payout;
};
GNUNET_NETWORK_STRUCT_END
/**
* Parse the SEPA information from the configuration. If any of the required
* fileds is missing return NULL.
*
* @param cfg the configuration
* @return Sepa details as a structure; NULL upon error
*/
struct MERCHANT_WIREFORMAT_Sepa *
TALER_MERCHANT_parse_wireformat_sepa (const struct GNUNET_CONFIGURATION_Handle *cfg);
/**
* Destroy and free resouces occupied by the wireformat structure
*
* @param wf the wireformat structure
*/
void
TALER_MERCHANT_destroy_wireformat_sepa (struct MERCHANT_WIREFORMAT_Sepa *wf);
#endif /* MERCHANT_H */
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