78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
#ifndef NANOLIB_MD5_H
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#define NANOLIB_MD5_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#if defined(__WINDOWS__) || defined(WIN32) || defined(WIN64) || defined(_MSC_VER) || defined(_WIN32)
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#else
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#include <unistd.h>
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#define READ_DATA_SIZE 1024
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#define MD5_SIZE 16
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#define MD5_STR_LEN (MD5_SIZE * 2)
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#define MD5_LEN 32
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typedef struct
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{
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unsigned int count[2];
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unsigned int state[4];
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unsigned char buffer[64];
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} MD5_CTX;
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#define F(x,y,z) ((x & y) | (~x & z))
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#define G(x,y,z) ((x & z) | (y & ~z))
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#define H(x,y,z) (x^y^z)
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#define I(x,y,z) (y ^ (x | ~z))
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#define ROTATE_LEFT(x,n) ((x << n) | (x >> (32-n)))
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#define FF(a,b,c,d,x,s,ac) \
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{ \
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a += F(b,c,d) + x + ac; \
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a = ROTATE_LEFT(a,s); \
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a += b; \
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}
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#define GG(a,b,c,d,x,s,ac) \
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{ \
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a += G(b,c,d) + x + ac; \
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a = ROTATE_LEFT(a,s); \
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a += b; \
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}
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#define HH(a,b,c,d,x,s,ac) \
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{ \
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a += H(b,c,d) + x + ac; \
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a = ROTATE_LEFT(a,s); \
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a += b; \
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}
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#define II(a,b,c,d,x,s,ac) \
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{ \
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a += I(b,c,d) + x + ac; \
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a = ROTATE_LEFT(a,s); \
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a += b; \
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}
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int ComputeStringMD5(unsigned char *dest_str, unsigned int dest_len, char *md5_str);
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int ComputeFileMD5(const char *file_path, char *md5_str);
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void MD5Init(MD5_CTX *context);
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void MD5Update(MD5_CTX *context, unsigned char *input, unsigned int inputlen);
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void MD5Final(MD5_CTX *context, unsigned char digest[16]);
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void MD5Transform(unsigned int state[4], unsigned char block[64]);
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void MD5Encode(unsigned char *output, unsigned int *input, unsigned int len);
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void MD5Decode(unsigned int *output, unsigned char *input, unsigned int len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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