哪里可以找到md5的c++源码啊? lib也行~~~~~ 我用的vc6没有这个函数, 郁闷ing....... 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 /********************** Crazyd MD5快速函数实现 ****************************/ 用途:生成指定数据的64位MD5指纹/ 用法:/ MD5_CTX context;// MD5Init (&context);/ MD5Update (&context, "crazyd", strlen("crazyd"));/ MD5Final (&context);// 之后,context结构中的头16个字节的内容即为MD5指纹数据// 编写:crazyd (crazydiamondzgy##hotmail.com)/ 日期:2002-12/ 注释:下面这段代码用嵌入式汇编写成,MD5最为核心的部分用汇编写成,具有/ 很高的运算速度,比C代码快将近两倍。使用方法是按照次序调用/ MD5Init、MD5Update、MD5Final这三个函数即可。//*************************************************************************/#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#define S33 16#define S34 23#define S41 6#define S42 10#define S43 15#define S44 21#define a esi#define b edi#define c edx#define d ebx#define tmp1 eax#define tmp2 ecx#define x(i) [x+4*i]static void MD5Transform (DWORD [4], unsigned char [64]);static unsigned char PADDING[64] = { 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};#define FF(a, b, c, d, x, s, ac) __asm mov tmp1,b __asm and tmp1,c __asm mov tmp2,b __asm not tmp2 __asm and tmp2,d __asm or tmp2,tmp1 __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b #define GG(a, b, c, d, x, s, ac) __asm mov tmp1,b __asm and tmp1,d __asm mov tmp2,d __asm not tmp2 __asm and tmp2,c __asm or tmp2,tmp1 __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b #define HH(a,b,c, d, x, s, ac) __asm mov tmp2,b __asm xor tmp2,c __asm xor tmp2,d __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b#define II(a, b, c, d, x, s, ac) __asm mov tmp2,d __asm not tmp2 __asm or tmp2,b __asm xor tmp2,c __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,bvoid MD5Init (MD5_CTX *context){ context->count[0] = context->count[1] = 0; context->state[0] = 0x67452301; context->state[1] = 0xefcdab89; context->state[2] = 0x98badcfe; context->state[3] = 0x10325476;}void MD5Update (MD5_CTX *context, unsigned char *input, unsigned int inputLen){ unsigned int i, index, partLen; index = (unsigned int)((context->count[0] >> 3) & 0x3F); if ((context->count[0] += ((DWORD)inputLen << 3)) < ((DWORD)inputLen << 3)) { context->count[1]++; } context->count[1] += ((DWORD)inputLen >> 29); partLen = 64 - index; if (inputLen >= partLen) { CopyMemory(&context->buffer[index],input, partLen); MD5Transform (context->state, context->buffer); for (i = partLen; i + 63 < inputLen; i += 64){} index = 0; } else { i = 0; } CopyMemory(&context->buffer[index],&input[i],inputLen-i);}void MD5Final (MD5_CTX *context){ unsigned char bits[8]; unsigned int index, padLen; CopyMemory(bits,context->count,8); index = (unsigned int)((context->count[0] >> 3) & 0x3f); padLen = (index < 56) ? (56 - index) : (120 - index); MD5Update (context, PADDING, padLen); MD5Update (context, bits, 8);}static void MD5Transform (DWORD state[4], unsigned char block[64]){ DWORD x[16]; __asm { // 寄存器初始化 mov a,0x67452301 mov b,0xefcdab89 mov c,0x98badcfe mov d,0x10325476 //考虑到用API会影响寄存器,所以自己实现这一段内存拷贝 push esi push edi xor ecx,ecx mov esi,dword ptr [block] lea edi,[x]ROLL: mov eax,dword ptr [esi+ecx] mov dword ptr [edi+ecx],eax add ecx,4 cmp ecx,64 jb ROLL pop edi pop esi } /* Round 1 */ FF(a, b, c, d, x( 0), S11, 0xd76aa478); /* 1 */ FF(d, a, b, c, x( 1), S12, 0xe8c7b756); /* 2 */ FF(c, d, a, b, x( 2), S13, 0x242070db); /* 3 */ FF(b, c, d, a, x( 3), S14, 0xc1bdceee); /* 4 */ FF(a, b, c, d, x( 4), S11, 0xf57c0faf); /* 5 */ FF(d, a, b, c, x( 5), S12, 0x4787c62a); /* 6 */ FF(c, d, a, b, x( 6), S13, 0xa8304613); /* 7 */ FF(b, c, d, a, x( 7), S14, 0xfd469501); /* 8 */ FF(a, b, c, d, x( 8), S11, 0x698098d8); /* 9 */ FF(d, a, b, c, x( 9), S12, 0x8b44f7af); /* 10 */ FF(c, d, a, b, x(10), S13, 0xffff5bb1); /* 11 */ FF(b, c, d, a, x(11), S14, 0x895cd7be); /* 12 */ FF(a, b, c, d, x(12), S11, 0x6b901122); /* 13 */ FF(d, a, b, c, x(13), S12, 0xfd987193); /* 14 */ FF(c, d, a, b, x(14), S13, 0xa679438e); /* 15 */ FF(b, c, d, a, x(15), S14, 0x49b40821); /* 16 */ /* Round 2 */ GG (a, b, c, d, x( 1), S21, 0xf61e2562); /* 17 */ GG (d, a, b, c, x( 6), S22, 0xc040b340); /* 18 */ GG (c, d, a, b, x(11), S23, 0x265e5a51); /* 19 */ GG (b, c, d, a, x( 0), S24, 0xe9b6c7aa); /* 20 */ GG (a, b, c, d, x( 5), S21, 0xd62f105d); /* 21 */ GG (d, a, b, c, x(10), S22, 0x2441453); /* 22 */ GG (c, d, a, b, x(15), S23, 0xd8a1e681); /* 23 */ GG (b, c, d, a, x( 4), S24, 0xe7d3fbc8); /* 24 */ GG (a, b, c, d, x( 9), S21, 0x21e1cde6); /* 25 */ GG (d, a, b, c, x(14), S22, 0xc33707d6); /* 26 */ GG (c, d, a, b, x( 3), S23, 0xf4d50d87); /* 27 */ GG (b, c, d, a, x( 8), S24, 0x455a14ed); /* 28 */ GG (a, b, c, d, x(13), S21, 0xa9e3e905); /* 29 */ GG (d, a, b, c, x( 2), S22, 0xfcefa3f8); /* 30 */ GG (c, d, a, b, x( 7), S23, 0x676f02d9); /* 31 */ GG (b, c, d, a, x(12), S24, 0x8d2a4c8a); /* 32 */ /* Round 3 */ HH (a, b, c, d, x( 5), S31, 0xfffa3942); /* 33 */ HH (d, a, b, c, x( 8), S32, 0x8771f681); /* 34 */ HH (c, d, a, b, x(11), S33, 0x6d9d6122); /* 35 */ HH (b, c, d, a, x(14), S34, 0xfde5380c); /* 36 */ HH (a, b, c, d, x( 1), S31, 0xa4beea44); /* 37 */ HH (d, a, b, c, x( 4), S32, 0x4bdecfa9); /* 38 */ HH (c, d, a, b, x( 7), S33, 0xf6bb4b60); /* 39 */ HH (b, c, d, a, x(10), S34, 0xbebfbc70); /* 40 */ HH (a, b, c, d, x(13), S31, 0x289b7ec6); /* 41 */ HH (d, a, b, c, x( 0), S32, 0xeaa127fa); /* 42 */ HH (c, d, a, b, x( 3), S33, 0xd4ef3085); /* 43 */ HH (b, c, d, a, x( 6), S34, 0x4881d05); /* 44 */ HH (a, b, c, d, x( 9), S31, 0xd9d4d039); /* 45 */ HH (d, a, b, c, x(12), S32, 0xe6db99e5); /* 46 */ HH (c, d, a, b, x(15), S33, 0x1fa27cf8); /* 47 */ HH (b, c, d, a, x( 2), S34, 0xc4ac5665); /* 48 */ /* Round 4 */ II (a, b, c, d, x( 0), S41, 0xf4292244); /* 49 */ II (d, a, b, c, x( 7), S42, 0x432aff97); /* 50 */ II (c, d, a, b, x(14), S43, 0xab9423a7); /* 51 */ II (b, c, d, a, x( 5), S44, 0xfc93a039); /* 52 */ II (a, b, c, d, x(12), S41, 0x655b59c3); /* 53 */ II (d, a, b, c, x( 3), S42, 0x8f0ccc92); /* 54 */ II (c, d, a, b, x(10), S43, 0xffeff47d); /* 55 */ II (b, c, d, a, x( 1), S44, 0x85845dd1); /* 56 */ II (a, b, c, d, x( 8), S41, 0x6fa87e4f); /* 57 */ II (d, a, b, c, x(15), S42, 0xfe2ce6e0); /* 58 */ II (c, d, a, b, x( 6), S43, 0xa3014314); /* 59 */ II (b, c, d, a, x(13), S44, 0x4e0811a1); /* 60 */ II (a, b, c, d, x( 4), S41, 0xf7537e82); /* 61 */ II (d, a, b, c, x(11), S42, 0xbd3af235); /* 62 */ II (c, d, a, b, x( 2), S43, 0x2ad7d2bb); /* 63 */ II (b, c, d, a, x( 9), S44, 0xeb86d391); /* 64 */ __asm { mov tmp1,DWORD PTR [state] add DWORD PTR [tmp1],a add DWORD PTR [tmp1+4],b add DWORD PTR [tmp1+8],c add DWORD PTR [tmp1+12],d }} //Crazyd MD5快速函数及结构定义typedef struct { DWORD state[4]; DWORD count[2]; unsigned char buffer[64];}MD5_CTX; 想获取服务端的屏幕? code128B码是这么造的! 形态学图像重构 创建了用户界面线程,可是无法响应快捷键? 为什么VS2005用不到atoi? 求LPBINDSTATUSCALLBACK在VB里的写法 各位大虾 :有用过ActiveSkin 的吗 有vc下的实例吗 请各位指点啊 无效刷新区域是什么? 求初学者的mfc一些比较容易入门的教程 简单问题:设置Static控件的显示字符串,怎样让他们分行显示?? 顶的有分,我想做一个可以想别的应用程序的输入框里输入字符的小程序! vc和msdn的问题
/ 用途:生成指定数据的64位MD5指纹
/ 用法:
/ MD5_CTX context;
/
/ MD5Init (&context);
/ MD5Update (&context, "crazyd", strlen("crazyd"));
/ MD5Final (&context);
/
/ 之后,context结构中的头16个字节的内容即为MD5指纹数据
/
/ 编写:crazyd (crazydiamondzgy##hotmail.com)
/ 日期:2002-12
/ 注释:下面这段代码用嵌入式汇编写成,MD5最为核心的部分用汇编写成,具有
/ 很高的运算速度,比C代码快将近两倍。使用方法是按照次序调用
/ MD5Init、MD5Update、MD5Final这三个函数即可。
/
/*************************************************************************/#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
#define S33 16
#define S34 23
#define S41 6
#define S42 10
#define S43 15
#define S44 21#define a esi
#define b edi
#define c edx
#define d ebx
#define tmp1 eax
#define tmp2 ecx#define x(i) [x+4*i]static void MD5Transform (DWORD [4], unsigned char [64]);static unsigned char PADDING[64] = {
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};#define FF(a, b, c, d, x, s, ac) __asm mov tmp1,b __asm and tmp1,c __asm mov tmp2,b __asm not tmp2 __asm and tmp2,d __asm or tmp2,tmp1 __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b
#define GG(a, b, c, d, x, s, ac) __asm mov tmp1,b __asm and tmp1,d __asm mov tmp2,d __asm not tmp2 __asm and tmp2,c __asm or tmp2,tmp1 __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b #define HH(a,b,c, d, x, s, ac) __asm mov tmp2,b __asm xor tmp2,c __asm xor tmp2,d __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b#define II(a, b, c, d, x, s, ac) __asm mov tmp2,d __asm not tmp2 __asm or tmp2,b __asm xor tmp2,c __asm lea a,[tmp2+a+ac] __asm add a,x __asm rol a,s __asm add a,b
void MD5Init (MD5_CTX *context)
{
context->count[0] = context->count[1] = 0;
context->state[0] = 0x67452301;
context->state[1] = 0xefcdab89;
context->state[2] = 0x98badcfe;
context->state[3] = 0x10325476;
}
void MD5Update (MD5_CTX *context, unsigned char *input, unsigned int inputLen)
{
unsigned int i, index, partLen;
index = (unsigned int)((context->count[0] >> 3) & 0x3F); if ((context->count[0] += ((DWORD)inputLen << 3)) < ((DWORD)inputLen << 3))
{
context->count[1]++;
} context->count[1] += ((DWORD)inputLen >> 29);
partLen = 64 - index; if (inputLen >= partLen)
{
CopyMemory(&context->buffer[index],input, partLen);
MD5Transform (context->state, context->buffer);
for (i = partLen; i + 63 < inputLen; i += 64){} index = 0;
}
else
{
i = 0;
}
CopyMemory(&context->buffer[index],&input[i],inputLen-i);
}
void MD5Final (MD5_CTX *context)
{
unsigned char bits[8];
unsigned int index, padLen;
CopyMemory(bits,context->count,8);
index = (unsigned int)((context->count[0] >> 3) & 0x3f);
padLen = (index < 56) ? (56 - index) : (120 - index);
MD5Update (context, PADDING, padLen);
MD5Update (context, bits, 8);
}
static void MD5Transform (DWORD state[4], unsigned char block[64])
{
DWORD x[16]; __asm
{
// 寄存器初始化
mov a,0x67452301
mov b,0xefcdab89
mov c,0x98badcfe
mov d,0x10325476 //考虑到用API会影响寄存器,所以自己实现这一段内存拷贝
push esi
push edi
xor ecx,ecx
mov esi,dword ptr [block]
lea edi,[x]
ROLL:
mov eax,dword ptr [esi+ecx]
mov dword ptr [edi+ecx],eax
add ecx,4
cmp ecx,64
jb ROLL
pop edi
pop esi
}
/* Round 1 */
FF(a, b, c, d, x( 0), S11, 0xd76aa478); /* 1 */
FF(d, a, b, c, x( 1), S12, 0xe8c7b756); /* 2 */
FF(c, d, a, b, x( 2), S13, 0x242070db); /* 3 */
FF(b, c, d, a, x( 3), S14, 0xc1bdceee); /* 4 */
FF(a, b, c, d, x( 4), S11, 0xf57c0faf); /* 5 */
FF(d, a, b, c, x( 5), S12, 0x4787c62a); /* 6 */
FF(c, d, a, b, x( 6), S13, 0xa8304613); /* 7 */
FF(b, c, d, a, x( 7), S14, 0xfd469501); /* 8 */
FF(a, b, c, d, x( 8), S11, 0x698098d8); /* 9 */
FF(d, a, b, c, x( 9), S12, 0x8b44f7af); /* 10 */
FF(c, d, a, b, x(10), S13, 0xffff5bb1); /* 11 */
FF(b, c, d, a, x(11), S14, 0x895cd7be); /* 12 */
FF(a, b, c, d, x(12), S11, 0x6b901122); /* 13 */
FF(d, a, b, c, x(13), S12, 0xfd987193); /* 14 */
FF(c, d, a, b, x(14), S13, 0xa679438e); /* 15 */
FF(b, c, d, a, x(15), S14, 0x49b40821); /* 16 */
/* Round 2 */
GG (a, b, c, d, x( 1), S21, 0xf61e2562); /* 17 */
GG (d, a, b, c, x( 6), S22, 0xc040b340); /* 18 */
GG (c, d, a, b, x(11), S23, 0x265e5a51); /* 19 */
GG (b, c, d, a, x( 0), S24, 0xe9b6c7aa); /* 20 */
GG (a, b, c, d, x( 5), S21, 0xd62f105d); /* 21 */
GG (d, a, b, c, x(10), S22, 0x2441453); /* 22 */
GG (c, d, a, b, x(15), S23, 0xd8a1e681); /* 23 */
GG (b, c, d, a, x( 4), S24, 0xe7d3fbc8); /* 24 */
GG (a, b, c, d, x( 9), S21, 0x21e1cde6); /* 25 */
GG (d, a, b, c, x(14), S22, 0xc33707d6); /* 26 */
GG (c, d, a, b, x( 3), S23, 0xf4d50d87); /* 27 */
GG (b, c, d, a, x( 8), S24, 0x455a14ed); /* 28 */
GG (a, b, c, d, x(13), S21, 0xa9e3e905); /* 29 */
GG (d, a, b, c, x( 2), S22, 0xfcefa3f8); /* 30 */
GG (c, d, a, b, x( 7), S23, 0x676f02d9); /* 31 */
GG (b, c, d, a, x(12), S24, 0x8d2a4c8a); /* 32 */
/* Round 3 */
HH (a, b, c, d, x( 5), S31, 0xfffa3942); /* 33 */
HH (d, a, b, c, x( 8), S32, 0x8771f681); /* 34 */
HH (c, d, a, b, x(11), S33, 0x6d9d6122); /* 35 */
HH (b, c, d, a, x(14), S34, 0xfde5380c); /* 36 */
HH (a, b, c, d, x( 1), S31, 0xa4beea44); /* 37 */
HH (d, a, b, c, x( 4), S32, 0x4bdecfa9); /* 38 */
HH (c, d, a, b, x( 7), S33, 0xf6bb4b60); /* 39 */
HH (b, c, d, a, x(10), S34, 0xbebfbc70); /* 40 */
HH (a, b, c, d, x(13), S31, 0x289b7ec6); /* 41 */
HH (d, a, b, c, x( 0), S32, 0xeaa127fa); /* 42 */
HH (c, d, a, b, x( 3), S33, 0xd4ef3085); /* 43 */
HH (b, c, d, a, x( 6), S34, 0x4881d05); /* 44 */
HH (a, b, c, d, x( 9), S31, 0xd9d4d039); /* 45 */
HH (d, a, b, c, x(12), S32, 0xe6db99e5); /* 46 */
HH (c, d, a, b, x(15), S33, 0x1fa27cf8); /* 47 */
HH (b, c, d, a, x( 2), S34, 0xc4ac5665); /* 48 */
/* Round 4 */
II (a, b, c, d, x( 0), S41, 0xf4292244); /* 49 */
II (d, a, b, c, x( 7), S42, 0x432aff97); /* 50 */
II (c, d, a, b, x(14), S43, 0xab9423a7); /* 51 */
II (b, c, d, a, x( 5), S44, 0xfc93a039); /* 52 */
II (a, b, c, d, x(12), S41, 0x655b59c3); /* 53 */
II (d, a, b, c, x( 3), S42, 0x8f0ccc92); /* 54 */
II (c, d, a, b, x(10), S43, 0xffeff47d); /* 55 */
II (b, c, d, a, x( 1), S44, 0x85845dd1); /* 56 */
II (a, b, c, d, x( 8), S41, 0x6fa87e4f); /* 57 */
II (d, a, b, c, x(15), S42, 0xfe2ce6e0); /* 58 */
II (c, d, a, b, x( 6), S43, 0xa3014314); /* 59 */
II (b, c, d, a, x(13), S44, 0x4e0811a1); /* 60 */
II (a, b, c, d, x( 4), S41, 0xf7537e82); /* 61 */
II (d, a, b, c, x(11), S42, 0xbd3af235); /* 62 */
II (c, d, a, b, x( 2), S43, 0x2ad7d2bb); /* 63 */
II (b, c, d, a, x( 9), S44, 0xeb86d391); /* 64 */
__asm
{
mov tmp1,DWORD PTR [state]
add DWORD PTR [tmp1],a
add DWORD PTR [tmp1+4],b
add DWORD PTR [tmp1+8],c
add DWORD PTR [tmp1+12],d
}
}
typedef struct {
DWORD state[4];
DWORD count[2];
unsigned char buffer[64];
}MD5_CTX;