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Annotation of truecrypt/crypto/twofish.h, revision 1.1

1.1     ! root        1: #ifndef u4byte
        !             2: typedef unsigned long  u4byte;
        !             3: #endif
        !             4: #ifndef u1byte
        !             5: typedef unsigned char  u1byte;
        !             6: #endif
        !             7: 
        !             8: #ifndef extract_byte
        !             9: #define extract_byte(x,n)   ((u1byte)((x) >> (8 * n)))
        !            10: #endif
        !            11: 
        !            12: #ifndef rotl
        !            13: #include <stdlib.h>
        !            14: #pragma intrinsic(_lrotr,_lrotl)
        !            15: #define rotr(x,n) _lrotr(x,n)
        !            16: #define rotl(x,n) _lrotl(x,n)
        !            17: #endif
        !            18: 
        !            19: typedef struct
        !            20: {
        !            21:        u4byte *l_key;
        !            22:        u4byte *s_key;
        !            23:        u4byte *mk_tab;
        !            24:        u4byte k_len;
        !            25: } TwofishInstance;
        !            26: 
        !            27: #define TF_L_KEY_SIZE  (40*4)
        !            28: #define TF_S_KEY_SIZE  (4*4)
        !            29: #define TF_MK_TAB_SIZE (4*4*256)
        !            30: #define TWOFISH_KS             (sizeof(TwofishInstance) + TF_L_KEY_SIZE + TF_S_KEY_SIZE + TF_MK_TAB_SIZE)
        !            31: 
        !            32: u4byte * _cdecl twofish_set_key(TwofishInstance *instance, const u4byte in_key[], const u4byte key_len);
        !            33: void _cdecl twofish_encrypt(TwofishInstance *instance, const u4byte in_blk[4], u4byte out_blk[]);
        !            34: void _cdecl twofish_decrypt(TwofishInstance *instance, const u4byte in_blk[4], u4byte out_blk[4]);

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