Return to twofish.h CVS log

Up to [truecrypt] / truecrypt / crypto

Annotation of truecrypt/crypto/twofish.h, revision 1.1.1.4

1.1.1.4 ! root        1: #ifndef TWOFISH_H
        !             2: #define TWOFISH_H
        !             3: 
        !             4: #if defined(__cplusplus)
        !             5: extern "C"
        !             6: {
        !             7: #endif
        !             8: 
1.1       root        9: #ifndef u4byte
1.1.1.2   root       10: #define u4byte unsigned __int32
1.1       root       11: #endif
                     12: #ifndef u1byte
1.1.1.2   root       13: #define u1byte unsigned char
1.1       root       14: #endif
                     15: 
                     16: #ifndef extract_byte
                     17: #define extract_byte(x,n)   ((u1byte)((x) >> (8 * n)))
                     18: #endif
                     19: 
                     20: #ifndef rotl
1.1.1.2   root       21: 
                     22: #ifdef _WIN32
1.1       root       23: #include <stdlib.h>
                     24: #pragma intrinsic(_lrotr,_lrotl)
                     25: #define rotr(x,n) _lrotr(x,n)
                     26: #define rotl(x,n) _lrotl(x,n)
1.1.1.2   root       27: #else
                     28: #define rotr(x,n) (((x)>>(n))|((x)<<(32-(n))))
                     29: #define rotl(x,n) (((x)<<(n))|((x)>>(32-(n))))
                     30: #endif
                     31: 
1.1       root       32: #endif
                     33: 
                     34: typedef struct
                     35: {
                     36:        u4byte *l_key;
                     37:        u4byte *s_key;
                     38:        u4byte *mk_tab;
                     39:        u4byte k_len;
                     40: } TwofishInstance;
                     41: 
                     42: #define TF_L_KEY_SIZE  (40*4)
                     43: #define TF_S_KEY_SIZE  (4*4)
                     44: #define TF_MK_TAB_SIZE (4*4*256)
                     45: #define TWOFISH_KS             (sizeof(TwofishInstance) + TF_L_KEY_SIZE + TF_S_KEY_SIZE + TF_MK_TAB_SIZE)
                     46: 
1.1.1.3   root       47: u4byte * twofish_set_key(TwofishInstance *instance, const u4byte in_key[], const u4byte key_len);
                     48: void twofish_encrypt(TwofishInstance *instance, const u4byte in_blk[4], u4byte out_blk[]);
                     49: void twofish_decrypt(TwofishInstance *instance, const u4byte in_blk[4], u4byte out_blk[4]);
1.1.1.4 ! root       50: 
        !            51: #if defined(__cplusplus)
        !            52: }
        !            53: #endif
        !            54: 
        !            55: #endif // TWOFISH_H

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.