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Annotation of embedaddon/strongswan/src/libcharon/encoding/payloads/nonce_payload.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2005-2006 Martin Willi
                      3:  * Copyright (C) 2005 Jan Hutter
                      4:  * HSR Hochschule fuer Technik Rapperswil
                      5:  *
                      6:  * This program is free software; you can redistribute it and/or modify it
                      7:  * under the terms of the GNU General Public License as published by the
                      8:  * Free Software Foundation; either version 2 of the License, or (at your
                      9:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
                     10:  *
                     11:  * This program is distributed in the hope that it will be useful, but
                     12:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     13:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
                     14:  * for more details.
                     15:  */
                     16: 
                     17: /**
                     18:  * @defgroup nonce_payload nonce_payload
                     19:  * @{ @ingroup payloads
                     20:  */
                     21: 
                     22: #ifndef NONCE_PAYLOAD_H_
                     23: #define NONCE_PAYLOAD_H_
                     24: 
                     25: typedef struct nonce_payload_t nonce_payload_t;
                     26: 
                     27: #include <library.h>
                     28: #include <encoding/payloads/payload.h>
                     29: 
                     30: /**
                     31:  * Nonce size in bytes for nonces sending to other peer.
                     32:  */
                     33: #define NONCE_SIZE 32
                     34: 
                     35: /**
                     36:  * Object representing an IKEv1/IKEv2 Nonce payload.
                     37:  */
                     38: struct nonce_payload_t {
                     39:        /**
                     40:         * The payload_t interface.
                     41:         */
                     42:        payload_t payload_interface;
                     43: 
                     44:        /**
                     45:         * Set the nonce value.
                     46:         *
                     47:         * @param nonce                 chunk containing the nonce, will be cloned
                     48:         */
                     49:        void (*set_nonce) (nonce_payload_t *this, chunk_t nonce);
                     50: 
                     51:        /**
                     52:         * Get the nonce value.
                     53:         *
                     54:         * @return                              a chunk containing the cloned nonce
                     55:         */
                     56:        chunk_t (*get_nonce) (nonce_payload_t *this);
                     57: 
                     58:        /**
                     59:         * Destroys an nonce_payload_t object.
                     60:         */
                     61:        void (*destroy) (nonce_payload_t *this);
                     62: };
                     63: 
                     64: /**
                     65:  * Creates an empty nonce_payload_t object
                     66:  *
                     67:  * @param type         PLV2_NONCE or PLV1_NONCE
                     68:  * @return                     nonce_payload_t object
                     69:  */
                     70: nonce_payload_t *nonce_payload_create(payload_type_t type);
                     71: 
                     72: #endif /** NONCE_PAYLOAD_H_ @}*/