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[求助]帮忙看下这个是什么算法
2009-12-1 12:56 16124

[求助]帮忙看下这个是什么算法

shieep 活跃值
2009-12-1 12:56
16124
cryp proc
sub     esp, 3Ch                
mov     eax, [esp+40h]          
push    ebx                     
push    ebp                     
push    esi                     
mov     edx, [eax+0Ch]          
mov     esi, [eax+8]            
mov     ecx, [eax]              
mov     ebp, edx                
push    edi                     
mov     edi, [eax+4]            
mov     eax, [esp+54h]          
xor     ebp, esi                
and     ebp, edi                
mov     ebx, [eax]              
xor     ebp, edx                
add     ebp, ebx                
mov     [esp+54h], ebx          
mov     ebx, [eax+4]            
lea     ecx, [ecx+ebp-28955B88h]
mov     ebp, esi                
rol     ecx, 7                  
xor     ebp, edi                
add     ecx, edi                
and     ebp, ecx                
mov     [esp+20h], ebx          
xor     ebp, esi                
add     ebp, ebx                
mov     ebx, [eax+8]            
mov     [esp+40h], ebx          
lea     edx, [edx+ebp-173848AAh]
mov     ebp, edi                
rol     edx, 0Ch                
add     edx, ecx                
xor     ebp, ecx                
and     ebp, edx                
xor     ebp, edi                
add     ebp, ebx                
mov     ebx, [eax+0Ch]          
mov     [esp+18h], ebx          
lea     esi, [esi+ebp+242070DBh]
mov     ebp, edx                
rol     esi, 11h                
add     esi, edx                
xor     ebp, ecx                
and     ebp, esi                
xor     ebp, ecx                
add     ebp, ebx                
mov     ebx, [eax+10h]          
mov     [esp+30h], ebx          
lea     edi, [edi+ebp-3E423112h]
mov     ebp, edx                
rol     edi, 16h                
add     edi, esi                
xor     ebp, esi                
and     ebp, edi                
xor     ebp, edx                
add     ebp, ebx                
mov     ebx, [eax+14h]          
mov     [esp+14h], ebx          
lea     ecx, [ecx+ebp-0A83F051h]
mov     ebp, esi                
rol     ecx, 7 
add     ecx, edi
xor     ebp, edi
and     ebp, ecx
xor     ebp, esi
add     ebp, ebx
mov     ebx, [eax+18h]
mov     [esp+28h], ebx
lea     edx, [edx+ebp+4787C62Ah]
mov     ebp, edi
rol     edx, 0Ch
add     edx, ecx                
xor     ebp, ecx                
and     ebp, edx                
xor     ebp, edi                
add     ebp, ebx                
mov     ebx, [eax+1Ch]          
lea     esi, [esi+ebp-57CFB9EDh]
rol     esi, 11h                
add     esi, edx                
mov     ebp, edx                
mov     [esp+10h], ebx          
xor     ebp, ecx                
and     ebp, esi                
xor     ebp, ecx                
add     ebp, ebx                
mov     ebx, [eax+20h]          
mov     [esp+24h], ebx          
lea     edi, [edi+ebp-2B96AFFh] 
mov     ebp, edx                
rol     edi, 16h                
xor     ebp, esi                
add     edi, esi                
and     ebp, edi                
xor     ebp, edx                
add     ebp, ebx                
mov     ebx, [eax+24h]          
mov     [esp+38h], ebx          
lea     ecx, [ecx+ebp+698098D8h]
mov     ebp, esi                
rol     ecx, 7                  
xor     ebp, edi                
add     ecx, edi                
and     ebp, ecx                
xor     ebp, esi                
add     ebp, ebx                
mov     ebx, [eax+28h]          
mov     [esp+1Ch], ebx          
lea     edx, [edx+ebp-74BB0851h]
mov     ebp, edi                
rol     edx, 0Ch                
add     edx, ecx                
xor     ebp, ecx                
and     ebp, edx                
xor     ebp, edi                
add     ebp, ebx                
mov     ebx, [eax+2Ch]          
mov     [esp+34h], ebx          
lea     esi, [esi+ebp-0A44Fh]   
mov     ebp, edx                
rol     esi, 11h                
add     esi, edx                
xor     ebp, ecx                
and     ebp, esi                
xor     ebp, ecx                
add     ebp, ebx                
mov     ebx, [eax+30h]          
mov     [esp+3Ch], ebx          
lea     edi, [edi+ebp-76A32842h]
mov     ebp, edx                
rol     edi, 16h                
add     edi, esi                
xor     ebp, esi                
and     ebp, edi                
xor     ebp, edx                
add     ebp, ebx                
mov     ebx, [eax+34h]          
mov     [esp+2Ch], ebx          
lea     ecx, [ecx+ebp+6B901122h]
mov     ebp, esi                
rol     ecx, 7                  
add     ecx, edi                
xor     ebp, edi                
and     ebp, ecx                
xor     ebp, esi                
add     ebp, ebx                
mov     ebx, [eax+38h]          
mov     eax, [eax+3Ch]          
mov     [esp+44h], ebx          
lea     edx, [edx+ebp-2678E6Dh] 
mov     ebp, edi                
rol     edx, 0Ch                
add     edx, ecx                
xor     ebp, ecx                
and     ebp, edx                
mov     [esp+48h], eax          
xor     ebp, edi                
add     ebp, ebx                
lea     esi, [esi+ebp-5986BC72h]
rol     esi, 11h                
add     esi, edx                
mov     ebp, edx                
xor     ebp, ecx                
and     ebp, esi                
xor     ebp, ecx                
add     ebp, eax                
lea     edi, [edi+ebp+49B40821h]
mov     ebp, esi                
rol     edi, 16h                
add     edi, esi                
xor     ebp, edi                
and     ebp, edx                
xor     ebp, esi                
add     ebp, [esp+20h]          
lea     ecx, [ecx+ebp-9E1DA9Eh] 
mov     ebp, edi                
rol     ecx, 5                  
add     ecx, edi                
xor     ebp, ecx                
and     ebp, esi                
xor     ebp, edi                
add     ebp, [esp+28h]          
lea     edx, [edx+ebp-3FBF4CC0h]
rol     edx, 9                  
add     edx, ecx                
mov     ebp, edx                
xor     ebp, ecx                
and     ebp, edi                
xor     ebp, ecx                
add     ebp, [esp+34h]          
lea     esi, [esi+ebp+265E5A51h]
mov     ebp, edx                
rol     esi, 0Eh                
add     esi, edx                
xor     ebp, esi                
and     ebp, ecx                
xor     ebp, edx                
add     ebp, [esp+54h]          
lea     edi, [edi+ebp-16493856h]
mov     ebp, esi                
rol     edi, 14h                
add     edi, esi                
xor     ebp, edi                
and     ebp, edx                
xor     ebp, esi                
add     ebp, [esp+14h]          
lea     ecx, [ecx+ebp-29D0EFA3h]
mov     ebp, edi                
rol     ecx, 5                  
add     ecx, edi                
xor     ebp, ecx                
and     ebp, esi                
xor     ebp, edi                
add     ebp, [esp+1Ch]          
lea     edx, [edx+ebp+2441453h] 
rol     edx, 9                  
add     edx, ecx                
mov     ebp, edx                
xor     ebp, ecx                
and     ebp, edi                
xor     ebp, ecx                
add     ebp, eax                
mov     eax, edx                
lea     esi, [esi+ebp-275E197Fh]
mov     ebp, [esp+30h]          
rol     esi, 0Eh                
add     esi, edx                
xor     eax, esi                
and     eax, ecx                
xor     eax, edx                
add     eax, ebp                
mov     ebp, [esp+38h]          
lea     edi, [eax+edi-182C0438h]
mov     eax, esi                
rol     edi, 14h                
add     edi, esi                
xor     eax, edi                
and     eax, edx                
xor     eax, esi                
add     eax, ebp                
lea     ecx, [eax+ecx+21E1CDE6h]
rol     ecx, 5                  
add     ecx, edi                
mov     eax, edi                
xor     eax, ecx                
mov     ebp, [esp+24h]          
and     eax, esi                
xor     eax, edi                
add     eax, ebx                
mov     ebx, [esp+18h]          
lea     edx, [eax+edx-3CC8F82Ah]
rol     edx, 9                  
add     edx, ecx                
mov     eax, edx                
xor     eax, ecx                
and     eax, edi                
xor     eax, ecx                
add     eax, ebx                
mov     ebx, [esp+2Ch]          
lea     esi, [eax+esi-0B2AF279h]
mov     eax, edx                
rol     esi, 0Eh                
add     esi, edx                
xor     eax, esi                
and     eax, ecx                
xor     eax, edx                
add     eax, ebp                
mov     ebp, [esp+40h]          
lea     edi, [eax+edi+455A14EDh]
mov     eax, esi                
rol     edi, 14h                
add     edi, esi                
xor     eax, edi                
and     eax, edx                
xor     eax, esi                
add     eax, ebx                
mov     ebx, [esp+10h]          
lea     ecx, [eax+ecx-561C16FBh]
mov     eax, edi                
rol     ecx, 5                  
add     ecx, edi                
xor     eax, ecx                
and     eax, esi                
xor     eax, edi                
add     eax, ebp                
mov     ebp, [esp+3Ch]          
lea     edx, [eax+edx-3105C08h] 
rol     edx, 9                  
add     edx, ecx                
mov     eax, edx                
xor     eax, ecx                
and     eax, edi                
xor     eax, ecx                
add     eax, ebx                
mov     ebx, edx                
lea     esi, [eax+esi+676F02D9h]
rol     esi, 0Eh                
add     esi, edx                
xor     ebx, esi                
mov     eax, ebx                
and     eax, ecx                
xor     eax, edx                
add     eax, ebp                
mov     ebp, [esp+14h]          
lea     edi, [eax+edi-72D5B376h]
mov     eax, esi                
rol     edi, 14h                
add     edi, esi                
xor     ebx, edi                
xor     eax, edi                
add     ebx, ebp                
lea     ecx, [ebx+ecx-5C6BEh]   
mov     ebx, [esp+24h]          
rol     ecx, 4                  
add     ecx, edi                
xor     eax, ecx                
add     eax, ebx                
lea     ebx, [eax+edx-788E097Fh]
rol     ebx, 0Bh                
add     ebx, ecx                
mov     edx, ebx                
xor     edx, edi                
xor     edx, ecx                
mov     ebp, [esp+34h]          
mov     eax, ebx                
add     edx, ebp                
mov     ebp, [esp+44h]          
lea     esi, [edx+esi+6D9D6122h]
rol     esi, 10h                
add     esi, ebx                
xor     eax, esi                
mov     edx, eax                
xor     edx, ecx                
add     edx, ebp                
mov     ebp, [esp+1Ch]          
lea     edx, [edx+edi-21AC7F4h] 
mov     edi, [esp+20h]          
rol     edx, 17h                
add     edx, esi                
xor     eax, edx                
add     eax, edi                
mov     edi, [esp+30h]          
lea     ecx, [eax+ecx-5B4115BCh]
mov     eax, esi                
rol     ecx, 4                  
xor     eax, edx                
add     ecx, edx                
xor     eax, ecx                
add     eax, edi                
lea     edi, [eax+ebx+4BDECFA9h]
mov     ebx, [esp+10h]          
rol     edi, 0Bh                
add     edi, ecx                
mov     eax, edi                
xor     eax, edx                
xor     eax, ecx                
add     eax, ebx                
lea     esi, [eax+esi-944B4A0h] 
mov     eax, edi                
rol     esi, 10h                
add     esi, edi                
xor     eax, esi                
mov     ebx, eax                
xor     ebx, ecx                
add     ebx, ebp                
mov     ebp, [esp+28h]          
lea     edx, [ebx+edx-41404390h]
mov     ebx, [esp+2Ch]          
rol     edx, 17h                
add     edx, esi                
xor     eax, edx                
add     eax, ebx                
mov     ebx, [esp+54h]          
lea     ecx, [eax+ecx+289B7EC6h]
mov     eax, esi                
rol     ecx, 4                  
add     ecx, edx                
xor     eax, edx                
xor     eax, ecx                
add     eax, ebx                
mov     ebx, [esp+18h]          
lea     edi, [eax+edi-155ED806h]
rol     edi, 0Bh                
add     edi, ecx                
mov     eax, edi                
xor     eax, edx                
xor     eax, ecx                
add     eax, ebx                
lea     ebx, [eax+esi-2B10CF7Bh]
mov     eax, edi                
rol     ebx, 10h                
add     ebx, edi                
xor     eax, ebx                
mov     esi, eax                
xor     esi, ecx                
add     esi, ebp                
mov     ebp, [esp+38h]          
lea     edx, [esi+edx+4881D05h] 
rol     edx, 17h                
add     edx, ebx                
xor     eax, edx                
add     eax, ebp                
lea     ecx, [eax+ecx-262B2FC7h]
rol     ecx, 4                  
mov     eax, [esp+3Ch]          
mov     esi, ebx                
add     ecx, edx                
xor     esi, edx                
xor     esi, ecx                
mov     ebp, [esp+48h]          
add     esi, eax                
lea     esi, [esi+edi-1924661Bh]
rol     esi, 0Bh                
add     esi, ecx                
mov     edi, esi                
xor     edi, edx                
xor     edi, ecx                
add     edi, ebp                
mov     ebp, esi                
lea     edi, [edi+ebx+1FA27CF8h]
mov     ebx, [esp+40h]          
rol     edi, 10h                
add     edi, esi                
xor     ebp, edi                
xor     ebp, ecx                
add     ebp, ebx                
lea     edx, [edx+ebp-3B53A99Bh]
mov     ebp, esi                
rol     edx, 17h                
add     edx, edi                
not     ebp                     
or      ebp, edx                
xor     ebp, edi                
add     ebp, [esp+54h]          
lea     ecx, [ecx+ebp-0BD6DDBCh]
mov     ebp, edi                
rol     ecx, 6                  
add     ecx, edx                
not     ebp                     
or      ebp, ecx                
xor     ebp, edx                
add     ebp, [esp+10h]          
lea     esi, [esi+ebp+432AFF97h]
mov     ebp, edx                
rol     esi, 0Ah                
add     esi, ecx                
not     ebp                     
or      ebp, esi                
xor     ebp, ecx                
add     ebp, [esp+44h]          
lea     edi, [edi+ebp-546BDC59h]
mov     ebp, ecx                
rol     edi, 0Fh                
add     edi, esi                
not     ebp                     
or      ebp, edi                
xor     ebp, esi                
add     ebp, [esp+14h]          
lea     edx, [edx+ebp-36C5FC7h] 
mov     ebp, esi                
rol     edx, 15h                
add     edx, edi                
not     ebp                     
or      ebp, edx                
xor     ebp, edi                
add     ebp, eax                
mov     eax, edi                
not     eax                     
lea     ecx, [ecx+ebp+655B59C3h]
mov     ebp, [esp+18h]          
rol     ecx, 6                  
add     ecx, edx                
or      eax, ecx                
xor     eax, edx                
add     eax, ebp                
mov     ebp, [esp+1Ch]          
lea     esi, [eax+esi-70F3336Eh]
mov     eax, edx                
rol     esi, 0Ah                
add     esi, ecx                
not     eax                     
or      eax, esi                
xor     eax, ecx                
add     eax, ebp                
lea     edi, [eax+edi-100B83h]  
mov     ebp, [esp+20h]          
mov     eax, ecx                
rol     edi, 0Fh                
add     edi, esi                
not     eax                     
or      eax, edi                
xor     eax, esi                
add     eax, ebp                
mov     ebp, [esp+24h]          
lea     edx, [eax+edx-7A7BA22Fh]
mov     eax, esi                
rol     edx, 15h                
add     edx, edi                
not     eax                     
or      eax, edx                
xor     eax, edi                
add     eax, ebp                
mov     ebp, [esp+48h]          
lea     ecx, [eax+ecx+6FA87E4Fh]
mov     eax, edi                
rol     ecx, 6                  
add     ecx, edx                
not     eax                     
or      eax, ecx                
xor     eax, edx                
add     eax, ebp                
mov     ebp, [esp+28h]          
lea     eax, [eax+esi-1D31920h] 
mov     esi, edx                
rol     eax, 0Ah                
add     eax, ecx                
not     esi                     
or      esi, eax                
xor     esi, ecx                
add     esi, ebp                
mov     ebp, [esp+2Ch]          
lea     esi, [esi+edi-5CFEBCECh]
mov     edi, ecx                
rol     esi, 0Fh                
add     esi, eax                
not     edi                     
or      edi, esi                
xor     edi, eax                
add     edi, ebp                
mov     ebp, [esp+30h]          
lea     edx, [edi+edx+4E0811A1h]
mov     edi, eax                
rol     edx, 15h                
add     edx, esi                
not     edi                     
or      edi, edx                
xor     edi, esi                
add     edi, ebp                
mov     ebp, [esp+34h]          
lea     ecx, [edi+ecx-8AC817Eh] 
mov     edi, esi                
rol     ecx, 6                  
add     ecx, edx                
not     edi                     
or      edi, ecx                
xor     edi, edx                
add     edi, ebp                
mov     ebp, [esp+38h]          
lea     edi, [edi+eax-42C50DCBh]
mov     eax, edx                
rol     edi, 0Ah                
add     edi, ecx                
not     eax                     
or      eax, edi                
xor     eax, ecx                
add     eax, ebx                
lea     esi, [eax+esi+2AD7D2BBh]
mov     eax, ecx                
rol     esi, 0Fh                
add     esi, edi                
not     eax                     
or      eax, esi                
xor     eax, edi                
add     eax, ebp                
lea     edx, [eax+edx-14792C6Fh]
rol     edx, 15h                
mov     eax, [esp+50h]          
add     edx, esi                
mov     ebx, [eax]              
add     ebx, ecx                
mov     ecx, [eax+4]            
add     ecx, edx                
mov     [eax], ebx              
mov     [eax+4], ecx            
mov     ecx, [eax+8]            
add     ecx, esi                
mov     [eax+8], ecx            
mov     ecx, [eax+0Ch]          
add     ecx, edi
pop     edi
pop     esi 
pop     ebp
mov     [eax+0Ch], ecx          
pop     ebx
add     esp, 3Ch
ret 8

cryp endp

[培训]二进制漏洞攻防（第3期）；满10人开班；模糊测试与工具使用二次开发；网络协议漏洞挖掘；Linux内核漏洞挖掘与利用；AOSP漏洞挖掘与利用；代码审计。

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游客 2009-12-1 20:28
编辑 删除
2 楼
0 
void md5_transform(u32 *hash, u32 const *in)
{
	u32 a, b, c, d;

	a = hash[0];
	b = hash[1];
	c = hash[2];
	d = hash[3];

	MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);
	MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
	MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);
	MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
	MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
	MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);
	MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);
	MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);
	MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);
	MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
	MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
	MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);
	MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);
	MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);
	MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);
	MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);

	MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);
	MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);
	MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);
	MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
	MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);
	MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);
	MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
	MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
	MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
	MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);
	MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
	MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);
	MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
	MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
	MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);
	MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);

	MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);
	MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);
	MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
	MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);
	MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);
	MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
	MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
	MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
	MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
	MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
	MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
	MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);
	MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
	MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
	MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);
	MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23);

	MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6);
	MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10);
	MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15);
	MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21);
	MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6);
	MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);
	MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15);
	MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21);
	MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);
	MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);
	MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15);
	MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21);
	MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6);
	MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10);
	MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);
	MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21);

	hash[0] += a;
	hash[1] += b;
	hash[2] += c;
	hash[3] += d;
}
xupeihua
雪    币： 19
活跃值： (10)
能力值： ( LV2，RANK：10 )
在线值：
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xupeihua 2009-12-3 09:01
3 楼
0
说实在的，看不懂。。
hixhi
雪    币： 73
活跃值： (893)
能力值： ( LV2，RANK：10 )
在线值：
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hixhi 2021-8-10 08:58
4 楼
0
看起来像是MD5或者SHA1算法，看这个代码的长相，楼主似乎在做跟我一样的事情。
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