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 MD5Decod...
#include "md5.c" int main(int argc, char* argv[]) { int i; unsigned char encrypt[] = "admin";//21232f297a57a5a743894a0e4a801fc3 unsigned char decrypt[16]; MD5_CTX md5; MD5Init(&md5); MD5Update(&md5, encrypt, strlen((char*)encrypt)); MD5Final(&md5, decrypt); printf("加密...
四、C语言实现MD5算法 源文件如下:md5.h 复制 #ifndef MD5_H#define MD5_Htypedef struct{unsignedintcount[2];unsignedintstate[4];unsignedcharbuffer[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)...
}MD5_CTX; voidMD5Init(MD5_CTX*); voidMD5Update(MD5_CTX*,unsignedchar*,unsignedint); voidMD5Final(unsignedchar[16],MD5_CTX*); #define S11 7 #define S12 12 #define S13 17 #define S14 22 #define S21 5 #define S22 9 #define S23 14 #define S24 20 #define S31 4 #define S32 11 ...
void MD5Init PROTO_LIST ((MD5_CTX *)); void MD5Update PROTO_LIST ((MD5_CTX *, unsigned char *, unsigned int)); void MD5Final PROTO_LIST ((unsigned char [16], MD5_CTX *)); ※※※MD5C.C※※※ #include "global.h" #include "md5.h" #define S11 7 #define...
1. 导入MD5相关的库或模块 如果你选择使用现有的库来实现MD5算法,可以导入OpenSSL库。OpenSSL是一个强大的加密库,支持多种加密算法,包括MD5。 c #include <openssl/md5.h> 2. 创建一个MD5对象 在OpenSSL中,MD5操作是通过MD5_CTX结构体进行的。这个结构体在MD5_Init函数中初始化。 c MD5_CTX md5_ct...
源文件如下:md5.h 代码语言:javascript 代码运行次数:0 复制 Cloud Studio代码运行 #ifndefMD5_H#defineMD5_Htypedef struct{unsigned int count[2];unsigned int state[4];unsigned char buffer[64];}MD5_CTX;#defineF(x,y,z)((x&y)|(~x&z))#defineG(x,y,z)((x&z)|(y&~z))#defineH(x,y,...
voidcalculate_md5(constunsignedchar*data,size_tlength,unsignedchar*md5_hash){MD5_CTXctx;MD5_Init(&ctx);MD5_Update(&ctx,data,length);MD5_Final(md5_hash,&ctx);} 该函数接受三个参数:data为待计算的数据指针,length为数据长度,md5_hash为存储MD5值的数组。
void md5_internal_process(md5_context *ctx, const unsigned char data[64]) { uint32_t X[16], A, B, C, D; GET_UINT32_LE( X[ 0], data, 0 ); GET_UINT32_LE( X[ 1], data, 4 ); GET_UINT32_LE( X[ 2], data, 8 ); ...
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]); ...