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网页代码常用加解密
2011年08月17日
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代码如下:
<html><br /> <head><br /> <title>网页代码常用加解密</title><br /> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"><br /> <SCRIPT LANGUAGE="JavaScript"><br /> <!--<br /> var Words;<br /> function SetWords(word)<br /> {<br /> Words=word.value;<br /> }</p> <p>function SetNewWords(form)<br /> {<br /> if (form1.Word.value != "")<br /> {<br /> var NewWords;<br /> NewWords=unescape(Words);<br /> form.NewWords.value=NewWords;<br /> }<br /> }</p> <p>function SetNewWords1(form)<br /> {<br /> if (form1.Word.value != "")<br /> {<br /> var NewWords;<br /> NewWords=escape(Words);<br /> form.NewWords.value=NewWords;<br /> }<br /> }</p> <p>function screncode(s,l)<br /> {<br /> if (form1.Word.value != "")<br /> {<br /> enc=new ActiveXObject("Scripting.Encoder");<br /> return enc.EncodeScriptFile("."+l,s,0,l+"cript");<br /> }<br /> else<br /> {<br /> return "";<br /> }<br /> }</p> <p>var STATE_COPY_INPUT=100<br /> var STATE_READLEN=101<br /> var STATE_DECODE=102<br /> var STATE_UNESCAPE=103</p> <p>var pick_encoding=new Array(<br /> 1,2,0,1,2,0,2,0,0,2,0,2,1,0,2,0,<br /> 1,0,2,0,1,1,2,0,0,2,1,0,2,0,0,2,<br /> 1,1,0,2,0,2,0,1,0,1,1,2,0,1,0,2,<br /> 1,0,2,0,1,1,2,0,0,1,1,2,0,1,0,2<br /> )</p> <p>var rawData=new Array(<br /> 0x64,0x37,0x69,0x50,0x7E,0x2C,0x22,0x5A,0x65,0x4A,0x45,0x72,<br /> 0x61,0x3A,0x5B,0x5E,0x79,0x66,0x5D,0x59,0x75,0x5B,0x27,0x4C,<br /> 0x42,0x76,0x45,0x60,0x63,0x76,0x23,0x62,0x2A,0x65,0x4D,0x43,<br /> 0x5F,0x51,0x33,0x7E,0x53,0x42,0x4F,0x52,0x20,0x52,0x20,0x63,<br /> 0x7A,0x26,0x4A,0x21,0x54,0x5A,0x46,0x71,0x38,0x20,0x2B,0x79,<br /> 0x26,0x66,0x32,0x63,0x2A,0x57,0x2A,0x58,0x6C,0x76,0x7F,0x2B,<br /> 0x47,0x7B,0x46,0x25,0x30,0x52,0x2C,0x31,0x4F,0x29,0x6C,0x3D,<br /> 0x69,0x49,0x70,0x3F,0x3F,0x3F,0x27,0x78,0x7B,0x3F,0x3F,0x3F,<br /> 0x67,0x5F,0x51,0x3F,0x3F,0x3F,0x62,0x29,0x7A,0x41,0x24,0x7E,<br /> 0x5A,0x2F,0x3B,0x66,0x39,0x47,0x32,0x33,0x41,0x73,0x6F,0x77,<br /> 0x4D,0x21,0x56,0x43,0x75,0x5F,0x71,0x28,0x26,0x39,0x42,0x78,<br /> 0x7C,0x46,0x6E,0x53,0x4A,0x64,0x48,0x5C,0x74,0x31,0x48,0x67,<br /> 0x72,0x36,0x7D,0x6E,0x4B,0x68,0x70,0x7D,0x35,0x49,0x5D,0x22,<br /> 0x3F,0x6A,0x55,0x4B,0x50,0x3A,0x6A,0x69,0x60,0x2E,0x23,0x6A,<br /> 0x7F,0x09,0x71,0x28,0x70,0x6F,0x35,0x65,0x49,0x7D,0x74,0x5C,<br /> 0x24,0x2C,0x5D,0x2D,0x77,0x27,0x54,0x44,0x59,0x37,0x3F,0x25,<br /> 0x7B,0x6D,0x7C,0x3D,0x7C,0x23,0x6C,0x43,0x6D,0x34,0x38,0x28,<br /> 0x6D,0x5E,0x31,0x4E,0x5B,0x39,0x2B,0x6E,0x7F,0x30,0x57,0x36,<br /> 0x6F,0x4C,0x54,0x74,0x34,0x34,0x6B,0x72,0x62,0x4C,0x25,0x4E,<br /> 0x33,0x56,0x30,0x56,0x73,0x5E,0x3A,0x68,0x73,0x78,0x55,0x09,<br /> 0x57,0x47,0x4B,0x77,0x32,0x61,0x3B,0x35,0x24,0x44,0x2E,0x4D,<br /> 0x2F,0x64,0x6B,0x59,0x4F,0x44,0x45,0x3B,0x21,0x5C,0x2D,0x37,<br /> 0x68,0x41,0x53,0x36,0x61,0x58,0x58,0x7A,0x48,0x79,0x22,0x2E,<br /> 0x09,0x60,0x50,0x75,0x6B,0x2D,0x38,0x4E,0x29,0x55,0x3D,0x3F<br /> )</p> <p>var transformed=new Array()<br /> for (var i=0; i<3; i++) transformed[i]=new Array()<br /> for (var i=31; i<=126; i++) for (var j=0; j<3; j++) transformed[j][rawData[(i-31) * 3+j]]=(i==31)?9:i<br /> var digits=new Array()<br /> for (var i=0; i<26; i++)<br /> {<br /> digits["A".charCodeAt(0)+i]=i<br /> digits["a".charCodeAt(0)+i]=i+26<br /> }<br /> for (var i=0; i<10; i++) digits["0".charCodeAt(0)+i]=i+52<br /> digits[0x2b]=62<br /> digits[0x2f]=63</p> <p>function unescape2(char)<br /> {<br /> var escapes="#&!*$"<br /> var escaped="\r\n<>@"<br /> if (char.charCodeAt(0) > 126) return char<br /> if (escapes.indexOf(char)!=-1) return escaped.substr(escapes.indexOf(char),1)<br /> return "?"<br /> }</p> <p>function decodeBase64(string)<br /> {<br /> var val=0<br /> val+=(digits[string.substr(0,1).charCodeAt(0)]<<2)<br /> val+=(digits[string.substr(1,1).charCodeAt(0)]>>4)<br /> val+=(digits[string.substr(1,1).charCodeAt(0)]&0xf)<<12<br /> val+=((digits[string.substr(2,1).charCodeAt(0)]>>2)<<8)<br /> val+=((digits[string.substr(2,1).charCodeAt(0)]&0x3)<<22)<br /> val+=(digits[string.substr(3,1).charCodeAt(0)]<<16)<br /> return val<br /> }</p> <p>function strdec(encodingString)<br /> {<br /> var marker="#@~^"<br /> var stringIndex=0<br /> var scriptIndex=-1<br /> var unEncodingIndex=0<br /> var char=null<br /> var encodingLength=unEncodinglength=0<br /> var state=STATE_COPY_INPUT<br /> var unEncodingString=""<br /> var re,arr<br /> while(state){<br /> switch (state)<br /> {<br /> case (STATE_COPY_INPUT):<br /> scriptIndex=encodingString.indexOf(marker,stringIndex)<br /> if (scriptIndex!=-1){<br /> unEncodingString+=encodingString.substring(stringIndex,scriptIndex)<br /> scriptIndex+=marker.length<br /> state=STATE_READLEN<br /> }else{<br /> stringIndex=stringIndex==0?0:stringIndex<br /> unEncodingString+=encodingString.substr(stringIndex,encodingString.length)<br /> state=0<br /> }<br /> break<br /> case (STATE_READLEN):<br /> encodingLength=encodingString.substr(scriptIndex,6)<br /> unEncodinglength=decodeBase64(encodingLength)<br /> scriptIndex+=(6+"==".length)<br /> state=STATE_DECODE<br /> break<br /> case (STATE_DECODE):<br /> if (!unEncodinglength){<br /> stringIndex=scriptIndex+"DQgAAA==^#~@".length<br /> unEncodingIndex=0<br /> state=STATE_COPY_INPUT<br /> break<br /> }<br /> char=encodingString.substr(scriptIndex,1)<br /> if (char=="@") state=STATE_UNESCAPE<br /> else{<br /> if (char.charCodeAt(0)<0xFF){<br /> unEncodingString+=String.fromCharCode(transformed[pick_encoding[unEncodingIndex%64]][char.charCodeAt(0)])<br /> unEncodingIndex++<br /> }else{<br /> unEncodingString+=char<br /> }<br /> scriptIndex++<br /> unEncodinglength--<br /> break<br /> }<br /> case STATE_UNESCAPE:<br /> unEncodingString+=unescape2(encodingString.substr(++scriptIndex,1))<br /> scriptIndex++; unEncodinglength -=2<br /> unEncodingIndex++<br /> state=STATE_DECODE<br /> break<br /> }<br /> }<br /> re=new RegExp("(JScript|VBscript).encode","gmi")<br /> while(arr=re.exec(unEncodingString)) unEncodingString=RegExp.leftContext+RegExp.$1+RegExp.rightContext<br /> return unEncodingString<br /> }<br /> //--><br /> </SCRIPT><br /> </head></p> <p><body><br /> <form name="form1"><br /> <center><b><font color="blue" size="+2">网页代码常用加解密</font></b><br><br><br /> <font color="green"><b>加密前代码<br>↓<br></b></font><textarea cols="80" name="Word" onChange="SetWords(this)" rows="6"></textarea><br><br /> <input type="button" name="Escape" onClick="SetNewWords1(this.form)" value="Escape加密"><br /> <input type="button" name="Unescape" onclick="SetNewWords(this.form)" value="Escape解密"><br /> <input type="button" name="Encode" value="Encode加密" onclick="this.form.NewWords.value=screncode(this.form.Word.value,'JS')"><br /> <input type="button" name="Decode" value="Encode解密" onclick="this.form.NewWords.value=strdec(this.form.Word.value)"><br><br /> <br><font color=green><b>加密后代码<br>↓<br></b></font><textarea cols="80" name="NewWords" rows="6"></textarea><br /> </center><br /> </form><br /> </body><br /> </html>
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作者:
yiming1979
该日志由 yiming1979 于13年前发表在综合分类下，最后更新于 2011年08月17日.
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