7637f4937e654709ddafae43ee76a465d571e461
4 * @brief Generic generator class used to generate IKEv2-header and payloads.
9 * Copyright (C) 2005 Jan Hutter, Martin Willi
10 * Hochschule fuer Technik Rapperswil
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the
14 * Free Software Foundation; either version 2 of the License, or (at your
15 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
19 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
27 #include <encoding/payloads/encodings.h>
28 #include <encoding/payloads/payload.h>
31 * Generating is done in a data buffer.
32 * This is thehe start size of this buffer in bytes.
34 #define GENERATOR_DATA_BUFFER_SIZE 500
37 * Number of bytes to increase the buffer, if it is to small.
39 #define GENERATOR_DATA_BUFFER_INCREASE_VALUE 500
41 typedef struct generator_t generator_t
;
44 *A generator_t object which generates payloads of specific type.
49 * @brief Generates a specific payload from given payload object.
51 * Remember: Header and substructures are also handled as payloads.
53 * @param this generator_t object
54 * @param[in] payload interface payload_t implementing object
56 void (*generate_payload
) (generator_t
*this,payload_t
*payload
);
59 * Writes all generated data of current generator context to a chunk.
61 * @param this generator_t object
62 * @param[out] data chunk to write the data to
64 void (*write_to_chunk
) (generator_t
*this,chunk_t
*data
);
67 * @brief Destroys a generator_t object.
69 * @param this generator_t object
71 void (*destroy
) (generator_t
*this);
75 * Constructor to create a generator.
77 * Returns a new generator_t object.
80 generator_t
* generator_create();
82 #endif /*GENERATOR_H_*/