回复 21# 娃娃
又弄了个jscript的 ,保存为ansi编码的bat ,计算当前目录下所有文件的ed2k (不包括子目录)
(注意:速度非常非常非常非常慢 ,我这里200k的文件hash要5秒 ,1.6m的文件hash差不多2分钟 ,12m左右的文件hash要10几分钟 ,再往上大概就是每多1m就多1分钟了;而且挺耗内存的 ,占用几百m ,文件越大占用越多)
- @set @do_not_save_as_utf8=1;/*&echo off
- set _self=%%~nx0
- for %%a in (*) do (
- set "_name=%%~nxa"
- set "_size=%%~za"
- if "%%~nxa" neq "%_self%" (
- for /f "delims=" %%b in ('cscript //nologo //e:jscript "%~f0" "%%a"') do set _md4=%%b
- setlocal enabledelayedexpansion
- if "!_size!" neq "0" (
- set _name=!_name:%%=%%25!
- set _name=!_name: =%%20!
- set _md4=!_md4: =!
- echo ed2k://^|file^|!_name!^|!_size!^|!_md4!^|/
- echo,&endlocal
- )))
- echo done&pause&exit /b 0 */
-
- //jscript part
- var md4_block=9500*1024;
- var ado=GetObject('new:adodb.stream');
- var vt=GetObject('new:wia.vector');
- ado.Type=1;ado.Open();ado.LoadFromFile(WScript.arguments(0));
- if(0==ado.Size){ado.Close();ado=null;vt=null;WScript.Quit();}
- var size,b,c,mask = (1<<8)-1;
- var str='';
- var tb={};for(var i=0;i<=0xff;i++)tb[i>=0x10?i.toString(16):'0'+i.toString(16)]=i;
-
- while(!ado.EOS){
- var d=ado.Read(md4_block);
- vt.BinaryData=d;size=vt.Count*8;b=new Array();
- for(var i=0;i<size;i+=8){b[i>>5] |= (vt(i/8+1)&mask)<<(i%32);}
- if(md4_block>ado.Size){
- WScript.Echo(binl2hex(core_md4(b,size)).toUpperCase());
- break;
- }else{
- str+=binl2hex(core_md4(b,size));d=null;
- }}
- if(str.length){//if(0==(parseInt(WScript.arguments(1))%md4_block))
- if(0==(ado.Size%md4_block))str+='31d6cfe0d16ae931b73c59d7e0c089c0';
- //[49,214,207,224,209,106,233,49,183,60,89,215,224,192,137,192]
- b=new Array();c=new Array();size=str.length/2;
- for(var i=0;i<size;i++)c[i]=tb[str.substr(i*2,2)];
- for(var i=0;i<size*8;i+=8){b[i>>5] |= (c[i/8]&mask)<<(i%32);}
- WScript.Echo(binl2hex(core_md4(b,size*8)).toUpperCase());
- }
- d=null;ado.Close();ado=null;vt=null;WScript.Quit();
-
- /**
- * Created by hp-ENVY on 16-7-5.
- */
- /*
- * A JavaScript implementation of the RSA Data Security, Inc. MD4 Message
- * Digest Algorithm, as defined in RFC 1320.
- * Version 2.1 Copyright (C) Jerrad Pierce, Paul Johnston 1999 - 2002.
- * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
- * Distributed under the BSD License
- * See http://pajhome.org.uk/crypt/md5 for more info.
- */
- var hexcase = 0; /* hex output format. 0 - lowercase; 1 - uppercase */
- var chrsz = 8; /* bits per input character. 8 - ASCII; 16 - Unicode */
- /*
- * Calculate the MD4 of an array of little-endian words, and a bit length
- */
- function core_md4(x, len){
- /* append padding */
- x[len >> 5] |= 0x80 << (len % 32);
- x[(((len + 64) >>> 9) << 4) + 14] = len;
- var a = 1732584193;
- var b = -271733879;
- var c = -1732584194;
- var d = 271733878;
- for(var i = 0; i < x.length; i += 16){
- var olda = a;
- var oldb = b;
- var oldc = c;
- var oldd = d;
- a = md4_ff(a, b, c, d, x[i+ 0], 3 );
- d = md4_ff(d, a, b, c, x[i+ 1], 7 );
- c = md4_ff(c, d, a, b, x[i+ 2], 11);
- b = md4_ff(b, c, d, a, x[i+ 3], 19);
- a = md4_ff(a, b, c, d, x[i+ 4], 3 );
- d = md4_ff(d, a, b, c, x[i+ 5], 7 );
- c = md4_ff(c, d, a, b, x[i+ 6], 11);
- b = md4_ff(b, c, d, a, x[i+ 7], 19);
- a = md4_ff(a, b, c, d, x[i+ 8], 3 );
- d = md4_ff(d, a, b, c, x[i+ 9], 7 );
- c = md4_ff(c, d, a, b, x[i+10], 11);
- b = md4_ff(b, c, d, a, x[i+11], 19);
- a = md4_ff(a, b, c, d, x[i+12], 3 );
- d = md4_ff(d, a, b, c, x[i+13], 7 );
- c = md4_ff(c, d, a, b, x[i+14], 11);
- b = md4_ff(b, c, d, a, x[i+15], 19);
- a = md4_gg(a, b, c, d, x[i+ 0], 3 );
- d = md4_gg(d, a, b, c, x[i+ 4], 5 );
- c = md4_gg(c, d, a, b, x[i+ 8], 9 );
- b = md4_gg(b, c, d, a, x[i+12], 13);
- a = md4_gg(a, b, c, d, x[i+ 1], 3 );
- d = md4_gg(d, a, b, c, x[i+ 5], 5 );
- c = md4_gg(c, d, a, b, x[i+ 9], 9 );
- b = md4_gg(b, c, d, a, x[i+13], 13);
- a = md4_gg(a, b, c, d, x[i+ 2], 3 );
- d = md4_gg(d, a, b, c, x[i+ 6], 5 );
- c = md4_gg(c, d, a, b, x[i+10], 9 );
- b = md4_gg(b, c, d, a, x[i+14], 13);
- a = md4_gg(a, b, c, d, x[i+ 3], 3 );
- d = md4_gg(d, a, b, c, x[i+ 7], 5 );
- c = md4_gg(c, d, a, b, x[i+11], 9 );
- b = md4_gg(b, c, d, a, x[i+15], 13);
- a = md4_hh(a, b, c, d, x[i+ 0], 3 );
- d = md4_hh(d, a, b, c, x[i+ 8], 9 );
- c = md4_hh(c, d, a, b, x[i+ 4], 11);
- b = md4_hh(b, c, d, a, x[i+12], 15);
- a = md4_hh(a, b, c, d, x[i+ 2], 3 );
- d = md4_hh(d, a, b, c, x[i+10], 9 );
- c = md4_hh(c, d, a, b, x[i+ 6], 11);
- b = md4_hh(b, c, d, a, x[i+14], 15);
- a = md4_hh(a, b, c, d, x[i+ 1], 3 );
- d = md4_hh(d, a, b, c, x[i+ 9], 9 );
- c = md4_hh(c, d, a, b, x[i+ 5], 11);
- b = md4_hh(b, c, d, a, x[i+13], 15);
- a = md4_hh(a, b, c, d, x[i+ 3], 3 );
- d = md4_hh(d, a, b, c, x[i+11], 9 );
- c = md4_hh(c, d, a, b, x[i+ 7], 11);
- b = md4_hh(b, c, d, a, x[i+15], 15);
- a = safe_add(a, olda);
- b = safe_add(b, oldb);
- c = safe_add(c, oldc);
- d = safe_add(d, oldd);
- }
- return Array(a, b, c, d);
- }
- function md4_cmn(q, a, b, x, s, t){return safe_add(rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);}
- function md4_ff(a, b, c, d, x, s){return md4_cmn((b & c) | ((~b) & d), a, 0, x, s, 0);}
- function md4_gg(a, b, c, d, x, s){return md4_cmn((b & c) | (b & d) | (c & d), a, 0, x, s, 1518500249);}
- function md4_hh(a, b, c, d, x, s){return md4_cmn(b ^ c ^ d, a, 0, x, s, 1859775393);}
- function rol(num, cnt){return (num << cnt) | (num >>> (32 - cnt));}
- function safe_add(x, y){
- var lsw = (x & 0xFFFF) + (y & 0xFFFF);
- var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
- return (msw << 16) | (lsw & 0xFFFF);
- }
- /*
- * Convert an array of little-endian words to a hex string.
- */
- function binl2hex(binarray){
- var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
- var str = "";
- for(var i = 0; i < binarray.length * 4; i++){
- str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
- hex_tab.charAt((binarray[i>>2] >> ((i%4)*8 )) & 0xF);
- }
- return str;
- }
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