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/*
This file is part of TALER
Copyright (C) 2016,2018 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 include/taler_wire_lib.h
* @brief Interface for loading and unloading wire plugins
* @author Christian Grothoff <christian@grothoff.org>
*/
#ifndef TALER_WIRE_H
#define TALER_WIRE_H
#include <gnunet/gnunet_util_lib.h>
#include "taler_wire_plugin.h"
/**
* Different account types supported by payto://.
*/
enum TALER_PaytoAccountType
{
/**
* Used to indicate an uninitialized struct.
*/
TALER_PAC_NONE = 0,
/**
* Account type of a bank running the x-taler-bank protocol.
*/
TALER_PAC_X_TALER_BANK,
/**
* Account identified by IBAN number.
*/
TALER_PAC_IBAN
};
/**
* Information about an account extracted from a payto://-URL.
*/
struct TALER_Account
{
/**
* How this the account represented.
*/
enum TALER_PaytoAccountType type;
/**
* Internals depending on @e type.
*/
union {
/**
* Taler bank address from x-taler-bank. Set if
* @e type is #TALER_AC_X_TALER_BANK.
*/
struct {
/**
* Hostname of the bank (possibly including port).
*/
char *hostname;
/**
* Bank account number.
*/
unsigned long long no;
/**
* Base URL of the bank hosting the account above.
*/
char *bank_base_url;
} x_taler_bank;
/**
* Taler bank address from iban. Set if
* @e type is #TALER_AC_IBAN.
*/
struct {
/**
* IBAN number.
*/
char *number;
} iban;
} details;
};
/**
* Release memory allocated in @a acc.
*
* @param acc account to free, the pointer itself is NOT free'd.
*/
void
TALER_WIRE_account_free (struct TALER_Account *acc);
/**
* Parse @a payto_url and store the result in @a acc
*
* @param payto_url URL to parse
* @param acc[in,out] account to initialize, free using #TALER_WIRE_account_free() later
* @return #TALER_EC_NONE if @a payto_url is well-formed
*/
enum TALER_ErrorCode
TALER_WIRE_payto_to_account (const char *payto_url,
struct TALER_Account *acc);
/**
* Obtain the payment method from a @a payto_url
*
* @param payto_url the URL to parse
* @return NULL on error (malformed @a payto_url)
*/
char *
TALER_WIRE_payto_get_method (const char *payto_url);
/**
* Get the plugin name from the payment method.
*
* @param method the method implemented by the plugin (for
* simplicity, we assume 1 method is implemented by 1 plugin).
* @return the plugin name, NULL if not found.
*/
const char *
TALER_WIRE_get_plugin_from_method (const char *method);
/**
* Load a WIRE plugin.
*
* @param cfg configuration to use
* @param plugin_name name of the plugin to load
* @return #GNUNET_OK on success
*/
struct TALER_WIRE_Plugin *
TALER_WIRE_plugin_load (const struct GNUNET_CONFIGURATION_Handle *cfg,
const char *plugin_name);
/**
* Unload a WIRE plugin.
*
* @param plugin the plugin to unload
*/
void
TALER_WIRE_plugin_unload (struct TALER_WIRE_Plugin *plugin);
#endif
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