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Diffstat (limited to 'src/libcharon/encoding/payloads/encrypted_fragment_payload.h')
-rw-r--r-- | src/libcharon/encoding/payloads/encrypted_fragment_payload.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/libcharon/encoding/payloads/encrypted_fragment_payload.h b/src/libcharon/encoding/payloads/encrypted_fragment_payload.h new file mode 100644 index 000000000..1c2cc379f --- /dev/null +++ b/src/libcharon/encoding/payloads/encrypted_fragment_payload.h @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2014 Tobias Brunner + * Hochschule fuer Technik Rapperswil + * + * 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 encrypted_fragment_payload encrypted_fragment_payload + * @{ @ingroup payloads + */ + +#ifndef ENCRYPTED_FRAGMENT_PAYLOAD_H_ +#define ENCRYPTED_FRAGMENT_PAYLOAD_H_ + +typedef struct encrypted_fragment_payload_t encrypted_fragment_payload_t; + +#include <encoding/payloads/encrypted_payload.h> + +/** + * The Encrypted Fragment Payload as described in RFC 7383 + * + * The implementation is located in encrypted_payload.c as it is very similar. + */ +struct encrypted_fragment_payload_t { + + /** + * Implements payload_t interface. + */ + encrypted_payload_t encrypted; + + /** + * Get the fragment number. + * + * @return fragment number + */ + u_int16_t (*get_fragment_number)(encrypted_fragment_payload_t *this); + + /** + * Get the total number of fragments. + * + * @return total number of fragments + */ + u_int16_t (*get_total_fragments)(encrypted_fragment_payload_t *this); + + /** + * Get the (decrypted) content of this payload. + * + * @return internal payload data + */ + chunk_t (*get_content)(encrypted_fragment_payload_t *this); + + /** + * Destroys an encrypted_fragment_payload_t object. + */ + void (*destroy)(encrypted_fragment_payload_t *this); +}; + +/** + * Creates an empty encrypted_fragment_payload_t object. + * + * @return encrypted_fragment_payload_t object + */ +encrypted_fragment_payload_t *encrypted_fragment_payload_create(); + +/** + * Creates an encrypted fragment payload from the given data. + * + * @param num fragment number (first one should be 1) + * @param total total number of fragments + * @param data fragment data (gets cloned) + * @return encrypted_fragment_payload_t object + */ +encrypted_fragment_payload_t *encrypted_fragment_payload_create_from_data( + u_int16_t num, u_int16_t total, chunk_t data); + +#endif /** ENCRYPTED_FRAGMENT_PAYLOAD_H_ @}*/ |