批量对加密的asp代码解密的asp程序(2)

2008-02-23 05:32:59来源:互联网 阅读 ()

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0x7B,0x6D,0x7C, 0x3D,0x7C,0x23, 0x6C,0x43,0x6D, 0x34,0x38,0x28,
0x6D,0x5E,0x31, 0x4E,0x5B,0x39, 0x2B,0x6E,0x7F, 0x30,0x57,0x36,
0x6F,0x4C,0x54, 0x74,0x34,0x34, 0x6B,0x72,0x62, 0x4C,0x25,0x4E,
0x33,0x56,0x30, 0x56,0x73,0x5E, 0x3A,0x68,0x73, 0x78,0x55,0x09,
0x57,0x47,0x4B, 0x77,0x32,0x61, 0x3B,0x35,0x24, 0x44,0x2E,0x4D,
0x2F,0x64,0x6B, 0x59,0x4F,0x44, 0x45,0x3B,0x21, 0x5C,0x2D,0x37,
0x68,0x41,0x53, 0x36,0x61,0x58, 0x58,0x7A,0x48, 0x79,0x22,0x2E,
0x09,0x60,0x50, 0x75,0x6B,0x2D, 0x38,0x4E,0x29, 0x55,0x3D,0x3F
)

var transformed = new Array()
for (var i=0; i<3; i ) transformed[i] = new Array()
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

var digits = new Array()
for (var i=0; i<26; i )
{
digits["A".charCodeAt(0) i] = i
digits["a".charCodeAt(0) i] = i 26
}
for (var i=0; i<10; i ) digits["0".charCodeAt(0) i] = i 52
digits[0x2b] = 62
digits[0x2f] = 63

function unescape(char)
{
var escapes = "#&!*$"
var escaped = "\r\n<>@"

if (char.charCodeAt(0) > 126) return char
if (escapes.indexOf(char) != -1) return escaped.substr(escapes.indexOf(char), 1)
return "?"
}

function decodeBase64(string)
{
var val = 0
val = (digits[string.substr(0,1).charCodeAt(0)] << 2)
val = (digits[string.substr(1,1).charCodeAt(0)] >> 4)
val = (digits[string.substr(1,1).charCodeAt(0)] & 0xf) << 12
val = ((digits[string.substr(2,1).charCodeAt(0)] >> 2) << 8)
val = ((digits[string.substr(2,1).charCodeAt(0)] & 0x3) << 22)
val = (digits[string.substr(3,1).charCodeAt(0)] << 16)
return val
}

function strdec(encodingString)
{

var marker = "#@~^"
var stringIndex = 0
var scriptIndex = -1
var unEncodingIndex = 0
var char = null
var encodingLength = unEncodinglength = 0
var state = STATE_COPY_INPUT
var unEncodingString = ""
var re, arr

while(state)
{
switch (state)
{
case (STATE_COPY_INPUT) :
scriptIndex = encodingString.indexOf(marker, stringIndex)
if (scriptIndex != -1)
{
unEncodingString = encodingString.substring(stringIndex, scriptIndex)
scriptIndex = marker.length
state = STATE_READLEN
}
else
{
stringIndex = stringIndex==0 ? 0 : stringIndex
unEncodingString = encodingString.substr(stringIndex, encodingString.length)
state = 0
}
break

case (STATE_READLEN) :
encodingLength = encodingString.substr(scriptIndex, 6)
unEncodinglength = decodeBase64(encodingLength)
scriptIndex = (6 "==".length)
state = STATE_DECODE
break

case (STATE_DECODE) :
if (!unEncodinglength)
{
stringIndex = scriptIndex "DQgAAA==^#~@".length
unEncodingIndex = 0
state = STATE_COPY_INPUT
break
}
char = encodingString.substr(scriptIndex, 1)
if (char == "@") state = STATE_UNESCAPE
else
{
if (char.charCodeAt(0) < 0xFF)
{
unEncodingString = String.fromCharCode(transformed[pick_encoding[unEncodingIndexd]][char.charCodeAt(0)])
unEncodingIndex
}
else
{
unEncodingString = char
}
scriptIndex
unEncodinglength--
break
}

case STATE_UNESCAPE:
unEncodingString = unescape(encodingString.substr( scriptIndex, 1))
scriptIndex ; unEncodinglength -=2
unEncodingIndex
state = STATE_DECODE
break
}

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