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Annotation of embedaddon/strongswan/src/libstrongswan/plugins/curve25519/curve25519_drv.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 2015 Martin Willi
        !             3:  * Copyright (C) 2015 revosec AG
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify it
        !             6:  * under the terms of the GNU General Public License as published by the
        !             7:  * Free Software Foundation; either version 2 of the License, or (at your
        !             8:  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful, but
        !            11:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
        !            12:  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
        !            13:  * for more details.
        !            14:  */
        !            15: 
        !            16: /**
        !            17:  * @defgroup curve25519_drv curve25519_drv
        !            18:  * @{ @ingroup curve25519_p
        !            19:  */
        !            20: 
        !            21: #ifndef CURVE25519_DRV_H_
        !            22: #define CURVE25519_DRV_H_
        !            23: 
        !            24: typedef struct curve25519_drv_t curve25519_drv_t;
        !            25: 
        !            26: #include <library.h>
        !            27: 
        !            28: /**
        !            29:  * Private key size of Curve25519
        !            30:  */
        !            31: #define CURVE25519_KEY_SIZE 32
        !            32: 
        !            33: /**
        !            34:  * Backend driver abstraction for Curve25519.
        !            35:  */
        !            36: struct curve25519_drv_t {
        !            37: 
        !            38:        /**
        !            39:         * Set the private key.
        !            40:         *
        !            41:         * @param key           32 byte private key, clamped
        !            42:         * @return                      TRUE if key set
        !            43:         */
        !            44:        bool (*set_key)(curve25519_drv_t *this, u_char *key);
        !            45: 
        !            46:        /**
        !            47:         * Calculate Curve25519 for the set key.
        !            48:         *
        !            49:         * @param in            input data, 32 bytes
        !            50:         * @param out           output data, 32 bytes
        !            51:         * @return                      TRUE if calculated
        !            52:         */
        !            53:        bool (*curve25519)(curve25519_drv_t *this, u_char *in, u_char *out);
        !            54: 
        !            55:        /**
        !            56:         * Destroy a curve25519_drv_t.
        !            57:         */
        !            58:        void (*destroy)(curve25519_drv_t *this);
        !            59: };
        !            60: 
        !            61: /**
        !            62:  * Create a curve25519_drv instance.
        !            63:  */
        !            64: curve25519_drv_t *curve25519_drv_probe();
        !            65: 
        !            66: #endif /** CURVE25519_DRV_H_ @}*/