FreeBSD/Linux Kernel Cross Reference
sys/crypto/camellia/camellia.h

     /* camellia.h ver 1.1.0
      *
      * Copyright (c) 2006
      * NTT (Nippon Telegraph and Telephone Corporation) . All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
     *   notice, this list of conditions and the following disclaimer as
     *   the first lines of this file unmodified.
     * 2. Redistributions in binary form must reproduce the above copyright
     *   notice, this list of conditions and the following disclaimer in the
     *   documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY NTT ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL NTT BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     * $FreeBSD: releng/11.2/sys/crypto/camellia/camellia.h 169425 2007-05-09 19:37:02Z gnn $
     */
    
    #ifndef _CAMELLIA_H
    #define _CAMELLIA_H
    
    #define CAMELLIA_BLOCK_SIZE 16
    #define CAMELLIA_SUBKEYWORD 68 /* (34*8/4) */
    
    typedef struct {
        int bits;                                 /* key-length */
        uint32_t subkey[CAMELLIA_SUBKEYWORD]; /* encrypt/decrypt key schedule */
    } camellia_ctx;
    
    void camellia_set_key(camellia_ctx *, const u_char *, int);
    void camellia_decrypt(const camellia_ctx *, const u_char *, u_char *);
    void camellia_encrypt(const camellia_ctx *, const u_char *, u_char *);
    
    
    void Camellia_Ekeygen(const int keyBitLength,
                          const unsigned char *rawKey, 
                          uint32_t *subkey);
    
    void Camellia_EncryptBlock(const int keyBitLength,
                               const unsigned char *plaintext, 
                               const uint32_t *subkey,
                               unsigned char *cipherText);
    
    void Camellia_DecryptBlock(const int keyBitLength, 
                               const unsigned char *cipherText, 
                               const uint32_t *subkey,
                               unsigned char *plaintext);
    
    void camellia_setup128(const unsigned char *key, uint32_t *subkey);
    void camellia_setup192(const unsigned char *key, uint32_t *subkey);
    void camellia_setup256(const unsigned char *key, uint32_t *subkey);
    void camellia_encrypt128(const uint32_t *subkey, uint32_t *io);
    void camellia_encrypt256(const uint32_t *subkey, uint32_t *io);
    void camellia_decrypt128(const uint32_t *subkey, uint32_t *io);
    void camellia_decrypt256(const uint32_t *subkey, uint32_t *io);
    
    
    #endif /* _CAMELLIA_H */

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