82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/*
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* Copyright (C) 2005-2006 Martin Willi
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* Copyright (C) 2005 Jan Hutter
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* $Id$
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*/
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/**
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* @defgroup unknown_payload unknown_payload
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* @{ @ingroup payloads
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*/
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#ifndef UNKNOWN_PAYLOAD_H_
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#define UNKNOWN_PAYLOAD_H_
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typedef struct unknown_payload_t unknown_payload_t;
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#include <library.h>
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#include <encoding/payloads/payload.h>
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/**
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* Header length of the unknown payload.
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*/
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#define UNKNOWN_PAYLOAD_HEADER_LENGTH 4
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/**
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* Payload which can't be processed further.
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*
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* When the parser finds an unknown payload, he builds an instance of
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* this class. This allows further processing of this payload, such as
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* a check for the critical bit in the header.
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*/
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struct unknown_payload_t {
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/**
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* The payload_t interface.
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*/
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payload_t payload_interface;
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/**
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* Get the raw data of this payload, without
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* the generic payload header.
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*
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* Returned data are NOT copied and must not be freed.
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*
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* @return data as chunk_t
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*/
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chunk_t (*get_data) (unknown_payload_t *this);
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/**
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* Get the critical flag.
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*
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* @return TRUE if payload is critical, FALSE if not
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*/
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bool (*is_critical) (unknown_payload_t *this);
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/**
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* Destroys an unknown_payload_t object.
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*/
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void (*destroy) (unknown_payload_t *this);
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};
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/**
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* Creates an empty unknown_payload_t object.
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*
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* @return unknown_payload_t object
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*/
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unknown_payload_t *unknown_payload_create(void);
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#endif /** UNKNOWN_PAYLOAD_H_ @}*/
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