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| #ifndef MD5_H
| #define MD5_H
|
| typedef struct
| {
| unsigned int count[2];
| unsigned int state[4];
| unsigned char buffer[64];
| }MD5_CTX;
|
|
| #define F(x,y,z) ((x & y) | (~x & z))
| #define G(x,y,z) ((x & z) | (y & ~z))
| #define H(x,y,z) (x^y^z)
| #define I(x,y,z) (y ^ (x | ~z))
| #define ROTATE_LEFT(x,n) ((x << n) | (x >> (32-n)))
| #define FF(a,b,c,d,x,s,ac) \
| { \
| a += F(b,c,d) + x + ac; \
| a = ROTATE_LEFT(a,s); \
| a += b; \
| }
| #define GG(a,b,c,d,x,s,ac) \
| { \
| a += G(b,c,d) + x + ac; \
| a = ROTATE_LEFT(a,s); \
| a += b; \
| }
| #define HH(a,b,c,d,x,s,ac) \
| { \
| a += H(b,c,d) + x + ac; \
| a = ROTATE_LEFT(a,s); \
| a += b; \
| }
| #define II(a,b,c,d,x,s,ac) \
| { \
| a += I(b,c,d) + x + ac; \
| a = ROTATE_LEFT(a,s); \
| a += b; \
| }
| void MD5Init(MD5_CTX *context);
| void MD5Update(MD5_CTX *context,unsigned char *input,unsigned int inputlen);
| void MD5Final(MD5_CTX *context,unsigned char digest[16]);
| void MD5Transform(unsigned int state[4],unsigned char block[64]);
| void MD5Encode(unsigned char *output,unsigned int *input,unsigned int len);
| void MD5Decode(unsigned int *output,unsigned char *input,unsigned int len);
|
| #endif
|
|
