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/*
* Copyright (C) 2010 Martin Willi
* Copyright (C) 2010 revosec AG
*
* This program 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 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program 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.
*/
/**
* @defgroup callback_cred callback_cred
* @{ @ingroup sets
*/
#ifndef CALLBACK_CRED_H_
#define CALLBACK_CRED_H_
typedef struct callback_cred_t callback_cred_t;
#include <credentials/credential_set.h>
/**
* Callback function to get shared keys.
*
* @param type type of requested shared key
* @param me own identity
* @param other other identity
* @param match_me match result of own identity
* @param match_other match result of other identity
*/
typedef shared_key_t* (*callback_cred_shared_cb_t)(
void *data, shared_key_type_t type,
identification_t *me, identification_t *other,
id_match_t *match_me, id_match_t *match_other);
/**
* Generic callbcack using user specified callback functions.
*/
struct callback_cred_t {
/**
* Implements credential_set_t.
*/
credential_set_t set;
/**
* Destroy a callback_cred_t.
*/
void (*destroy)(callback_cred_t *this);
};
/**
* Create a callback_cred instance, for a shared key.
*
* @param cb callback function
* @param data data to pass to callback
*/
callback_cred_t *callback_cred_create_shared(callback_cred_shared_cb_t cb,
void *data);
#endif /** CALLBACK_CRED_H_ @}*/
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