用啥js加密的啊
【 在 walkingby (walkingby) 的大作中提到: 】
: 标 题: 请问密文为a8cc96d14e5d5f594ff9fc6e（24位,md5）的原密码多少？
: 发信站: 水木社区 (Mon Sep 9 17:14:20 2013), 站内
:
: <%
: Private Const BITS_TO_A_BYTE = 8
: Private Const BYTES_TO_A_WORD = 4
: Private Const BITS_TO_A_WORD = 32
: Private m_lOnBits(30)
: Private m_l2Power(30)
: Private Function LShift(lValue, iShiftBits)
: If iShiftBits = 0 Then
: LShift = lValue
: Exit Function
: ElseIf iShiftBits = 31 Then
: If lValue And 1 Then
: LShift = &H80000000
: Else
: LShift = 0
: End If
: Exit Function
: ElseIf iShiftBits < 0 Or iShiftBits > 31 Then
: Err.Raise 6
: End If
: If (lValue And m_l2Power(31 - iShiftBits)) Then
: LShift = ((lValue And m_lOnBits(31 - (iShiftBits + 1))) * m_l2Power(iShiftBits)) Or &H80000000
: Else
: LShift = ((lValue And m_lOnBits(31 - iShiftBits)) * m_l2Power(iShiftBits))
: End If
: End Function
: Private Function str2binold(varstr)
: str2bin=""
: For i = 1 To Len(varstr)
: varchar=mid(varstr,i,1)
: varasc = Asc(varchar)
: If varasc < 0 Then
: varasc = varasc + 65535
: End If
: If varasc > 255 Then
: varlow = Left(Hex(Asc(varchar)),2)
: varhigh = right(Hex(Asc(varchar)),2)
: str2bin = str2bin & chrB("&H" & varlow) & chrB("&H" & varhigh)
: Else
: str2bin = str2bin & chrB(AscB(varchar))
: End If
: Next
: End Function
: Private Function str2bin(varstr)
: Dim varchar, code, codearr, j
: str2bin = ""
: For i=1 To Len(varstr)
: varchar = Mid(varstr,i,1)
: code = Server.UrlEncode(varchar)
: If Len(code) = 1 Then
: str2bin = str2bin & chrB(AscB(code))
: Else
: codearr = Split(code,"%")
: For j = 1 to UBound(codearr)
: str2bin = str2bin & ChrB("&H" & codearr(j))
: Next
: End If
: Next
: End Function
: Private Function RShift(lValue, iShiftBits)
: If iShiftBits = 0 Then
: RShift = lValue
: Exit Function
: ElseIf iShiftBits = 31 Then
: If lValue And &H80000000 Then
: RShift = 1
: Else
: RShift = 0
: End If
: Exit Function
: ElseIf iShiftBits < 0 Or iShiftBits > 31 Then
: Err.Raise 6
: End If
: RShift = (lValue And &H7FFFFFFE) \ m_l2Power(iShiftBits)
: If (lValue And &H80000000) Then
: RShift = (RShift Or (&H40000000 \ m_l2Power(iShiftBits - 1)))
: End If
: End Function
: Private Function RotateLeft(lValue, iShiftBits)
: RotateLeft = LShift(lValue, iShiftBits) Or RShift(lValue, (32 - iShiftBits))
: End Function
: Private Function AddUnsigned(lX, lY)
: Dim lX4
: Dim lY4
: Dim lX8
: Dim lY8
: Dim lResult
: lX8 = lX And &H80000000
: lY8 = lY And &H80000000
: lX4 = lX And &H40000000
: lY4 = lY And &H40000000
: lResult = (lX And &H3FFFFFFF) + (lY And &H3FFFFFFF)
: If lX4 And lY4 Then
: lResult = lResult Xor &H80000000 Xor lX8 Xor lY8
: ElseIf lX4 Or lY4 Then
: If lResult And &H40000000 Then
: lResult = lResult Xor &HC0000000 Xor lX8 Xor lY8
: Else
: lResult = lResult Xor &H40000000 Xor lX8 Xor lY8
: End If
: Else
: lResult = lResult Xor lX8 Xor lY8
: End If
: AddUnsigned = lResult
: End Function
: Private Function md5_F(x, y, z)
: md5_F = (x And y) Or ((Not x) And z)
: End Function
: Private Function md5_G(x, y, z)
: md5_G = (x And z) Or (y And (Not z))
: End Function
: Private Function md5_H(x, y, z)
: md5_H = (x Xor y Xor z)
: End Function
: Private Function md5_I(x, y, z)
: md5_I = (y Xor (x Or (Not z)))
: End Function
: Private Sub md5_FF(a, b, c, d, x, s, ac)
: a = AddUnsigned(a, AddUnsigned(AddUnsigned(md5_F(b, c, d), x), ac))
: a = RotateLeft(a, s)
: a = AddUnsigned(a, b)
: End Sub
: Private Sub md5_GG(a, b, c, d, x, s, ac)
: a = AddUnsigned(a, AddUnsigned(AddUnsigned(md5_G(b, c, d), x), ac))
: a = RotateLeft(a, s)
: a = AddUnsigned(a, b)
: End Sub
: Private Sub md5_HH(a, b, c, d, x, s, ac)
: a = AddUnsigned(a, AddUnsigned(AddUnsigned(md5_H(b, c, d), x), ac))
: a = RotateLeft(a, s)
: a = AddUnsigned(a, b)
: End Sub
: Private Sub md5_II(a, b, c, d, x, s, ac)
: a = AddUnsigned(a, AddUnsigned(AddUnsigned(md5_I(b, c, d), x), ac))
: a = RotateLeft(a, s)
: a = AddUnsigned(a, b)
: End Sub
: Private Function ConvertToWordArray(sMessage)
: Dim lMessageLength
: Dim lNumberOfWords
: Dim lWordArray()
: Dim lBytePosition
: Dim lByteCount
: Dim lWordCount
: Const MODULUS_BITS = 512
: Const CONGRUENT_BITS = 448
: lMessageLength = LenB(sMessage)
: lNumberOfWords = (((lMessageLength + ((MODULUS_BITS - CONGRUENT_BITS) \ BITS_TO_A_BYTE)) \ (MODULUS_BITS \ BITS_TO_A_BYTE)) + 1) * (MODULUS_BITS \ BITS_TO_A_WORD)
: ReDim lWordArray(lNumberOfWords - 1)
: lBytePosition = 0
: lByteCount = 0
: Do Until lByteCount >= lMessageLength
: lWordCount = lByteCount \ BYTES_TO_A_WORD
: lBytePosition = (lByteCount Mod BYTES_TO_A_WORD) * BITS_TO_A_BYTE
: lWordArray(lWordCount) = lWordArray(lWordCount) Or LShift(AscB(MidB(sMessage, lByteCount + 1, 1)), lBytePosition)
: lByteCount = lByteCount + 1
: Loop
: lWordCount = lByteCount \ BYTES_TO_A_WORD
: lBytePosition = (lByteCount Mod BYTES_TO_A_WORD) * BITS_TO_A_BYTE
: lWordArray(lWordCount) = lWordArray(lWordCount) Or LShift(&H80, lBytePosition)
: lWordArray(lNumberOfWords - 2) = LShift(lMessageLength, 3)
: lWordArray(lNumberOfWords - 1) = RShift(lMessageLength, 29)
: ConvertToWordArray = lWordArray
: End Function
: Private Function WordToHex(lValue)
: Dim lByte
: Dim lCount
: For lCount = 0 To 3
: lByte = RShift(lValue, lCount * BITS_TO_A_BYTE) And m_lOnBits(BITS_TO_A_BYTE - 1)
: WordToHex = WordToHex & Right("0" & Hex(lByte), 2)
: Next
: End Function
: Public Function MD5(sMessage)
: m_lOnBits(0) = CLng(1)
: m_lOnBits(1) = CLng(3)
: m_lOnBits(2) = CLng(7)
: m_lOnBits(3) = CLng(15)
: m_lOnBits(4) = CLng(31)
: m_lOnBits(5) = CLng(63)
: m_lOnBits(6) = CLng(127)
: m_lOnBits(7) = CLng(255)
: m_lOnBits(8) = CLng(511)
: m_lOnBits(9) = CLng(1023)
: m_lOnBits(10) = CLng(2047)
: m_lOnBits(11) = CLng(4095)
: m_lOnBits(12) = CLng(8191)
: m_lOnBits(13) = CLng(16383)
: m_lOnBits(14) = CLng(32767)
: m_lOnBits(15) = CLng(65535)
: m_lOnBits(16) = CLng(131071)
: m_lOnBits(17) = CLng(262143)
: m_lOnBits(18) = CLng(524287)
: m_lOnBits(19) = CLng(1048575)
: m_lOnBits(20) = CLng(2097151)
: m_lOnBits(21) = CLng(4194303)
: m_lOnBits(22) = CLng(8388607)
: m_lOnBits(23) = CLng(16777215)
: m_lOnBits(24) = CLng(33554431)
: m_lOnBits(25) = CLng(67108863)
: m_lOnBits(26) = CLng(134217727)
: m_lOnBits(27) = CLng(268435455)
: m_lOnBits(28) = CLng(536870911)
: m_lOnBits(29) = CLng(1073741823)
: m_lOnBits(30) = CLng(2147483647)
: m_l2Power(0) = CLng(1)
: m_l2Power(1) = CLng(2)
: m_l2Power(2) = CLng(4)
: m_l2Power(3) = CLng(8)
: m_l2Power(4) = CLng(16)
: m_l2Power(5) = CLng(32)
: m_l2Power(6) = CLng(64)
: m_l2Power(7) = CLng(128)
: m_l2Power(8) = CLng(256)
: m_l2Power(9) = CLng(512)
: m_l2Power(10) = CLng(1024)
: m_l2Power(11) = CLng(2048)
: m_l2Power(12) = CLng(4096)
: m_l2Power(13) = CLng(8192)
: m_l2Power(14) = CLng(16384)
: m_l2Power(15) = CLng(32768)
: m_l2Power(16) = CLng(65536)
: m_l2Power(17) = CLng(131072)
: m_l2Power(18) = CLng(262144)
: m_l2Power(19) = CLng(524288)
: m_l2Power(20) = CLng(1048576)
: m_l2Power(21) = CLng(2097152)
: m_l2Power(22) = CLng(4194304)
: m_l2Power(23) = CLng(8388608)
: m_l2Power(24) = CLng(16777216)
: m_l2Power(25) = CLng(33554432)
: m_l2Power(26) = CLng(67108864)
: m_l2Power(27) = CLng(134217728)
: m_l2Power(28) = CLng(268435456)
: m_l2Power(29) = CLng(536870912)
: m_l2Power(30) = CLng(1073741824)
: Dim x
: Dim k
: Dim AA
: Dim BB
: Dim CC
: Dim DD
: Dim a
: Dim b
: Dim c
: Dim d
: Const S11 = 7
: Const S12 = 12
: Const S13 = 17
: Const S14 = 22
: Const S21 = 5
: Const S22 = 9
: Const S23 = 14
: Const S24 = 20
: Const S31 = 4
: Const S32 = 11
: Const S33 = 16
: Const S34 = 23
: Const S41 = 6
: Const S42 = 10
: Const S43 = 15
: Const S44 = 21
: x = ConvertToWordArray(str2bin(sMessage))
: a = &H67452301
: b = &HEFCDAB89
: c = &H98BADCFE
: d = &H10325476
: For k = 0 To UBound(x) Step 16
: AA = a
: BB = b
: CC = c
: DD = d
: md5_FF a, b, c, d, x(k + 0), S11, &HD76AA478
: md5_FF d, a, b, c, x(k + 1), S12, &HE8C7B756
: md5_FF c, d, a, b, x(k + 2), S13, &H242070DB
: md5_FF b, c, d, a, x(k + 3), S14, &HC1BDCEEE
: md5_FF a, b, c, d, x(k + 4), S11, &HF57C0FAF
: md5_FF d, a, b, c, x(k + 5), S12, &H4787C62A
: md5_FF c, d, a, b, x(k + 6), S13, &HA8304613
: md5_FF b, c, d, a, x(k + 7), S14, &HFD469501
: md5_FF a, b, c, d, x(k + 8), S11, &H698098D8
: md5_FF d, a, b, c, x(k + 9), S12, &H8B44F7AF
: md5_FF c, d, a, b, x(k + 10), S13, &HFFFF5BB1
: md5_FF b, c, d, a, x(k + 11), S14, &H895CD7BE
: md5_FF a, b, c, d, x(k + 12), S11, &H6B901122
: md5_FF d, a, b, c, x(k + 13), S12, &HFD987193
: md5_FF c, d, a, b, x(k + 14), S13, &HA679438E
: md5_FF b, c, d, a, x(k + 15), S14, &H49B40821
: md5_GG a, b, c, d, x(k + 1), S21, &HF61E2562
: md5_GG d, a, b, c, x(k + 6), S22, &HC040B340
: md5_GG c, d, a, b, x(k + 11), S23, &H265E5A51
: md5_GG b, c, d, a, x(k + 0), S24, &HE9B6C7AA
: md5_GG a, b, c, d, x(k + 5), S21, &HD62F105D
: md5_GG d, a, b, c, x(k + 10), S22, &H2441453
: md5_GG c, d, a, b, x(k + 15), S23, &HD8A1E681
: md5_GG b, c, d, a, x(k + 4), S24, &HE7D3FBC8
: md5_GG a, b, c, d, x(k + 9), S21, &H21E1CDE6
: md5_GG d, a, b, c, x(k + 14), S22, &HC33707D6
: md5_GG c, d, a, b, x(k + 3), S23, &HF4D50D87
: md5_GG b, c, d, a, x(k + 8), S24, &H455A14ED
: md5_GG a, b, c, d, x(k + 13), S21, &HA9E3E905
: md5_GG d, a, b, c, x(k + 2), S22, &HFCEFA3F8
: md5_GG c, d, a, b, x(k + 7), S23, &H676F02D9
: md5_GG b, c, d, a, x(k + 12), S24, &H8D2A4C8A
: md5_HH a, b, c, d, x(k + 5), S31, &HFFFA3942
: md5_HH d, a, b, c, x(k + 8), S32, &H8771F681
: md5_HH c, d, a, b, x(k + 11), S33, &H6D9D6122
: md5_HH b, c, d, a, x(k + 14), S34, &HFDE5380C
: md5_HH a, b, c, d, x(k + 1), S31, &HA4BEEA44
: md5_HH d, a, b, c, x(k + 4), S32, &H4BDECFA9
: md5_HH c, d, a, b, x(k + 7), S33, &HF6BB4B60
: md5_HH b, c, d, a, x(k + 10), S34, &HBEBFBC70
: md5_HH a, b, c, d, x(k + 13), S31, &H289B7EC6
: md5_HH d, a, b, c, x(k + 0), S32, &HEAA127FA
: md5_HH c, d, a, b, x(k + 3), S33, &HD4EF3085
: md5_HH b, c, d, a, x(k + 6), S34, &H4881D05
: md5_HH a, b, c, d, x(k + 9), S31, &HD9D4D039
: md5_HH d, a, b, c, x(k + 12), S32, &HE6DB99E5
: md5_HH c, d, a, b, x(k + 15), S33, &H1FA27CF8
: md5_HH b, c, d, a, x(k + 2), S34, &HC4AC5665
: md5_II a, b, c, d, x(k + 0), S41, &HF4292244
: md5_II d, a, b, c, x(k + 7), S42, &H432AFF97
: md5_II c, d, a, b, x(k + 14), S43, &HAB9423A7
: md5_II b, c, d, a, x(k + 5), S44, &HFC93A039
: md5_II a, b, c, d, x(k + 12), S41, &H655B59C3
: md5_II d, a, b, c, x(k + 3), S42, &H8F0CCC92
: md5_II c, d, a, b, x(k + 10), S43, &HFFEFF47D
: md5_II b, c, d, a, x(k + 1), S44, &H85845DD1
: md5_II a, b, c, d, x(k + 8), S41, &H6FA87E4F
: md5_II d, a, b, c, x(k + 15), S42, &HFE2CE6E0
: md5_II c, d, a, b, x(k + 6), S43, &HA3014314
: md5_II b, c, d, a, x(k + 13), S44, &H4E0811A1
: md5_II a, b, c, d, x(k + 4), S41, &HF7537E82
: md5_II d, a, b, c, x(k + 11), S42, &HBD3AF235
: md5_II c, d, a, b, x(k + 2), S43, &H2AD7D2BB
: md5_II b, c, d, a, x(k + 9), S44, &HEB86D391
: a = AddUnsigned(a, AA)
: b = AddUnsigned(b, BB)
: c = AddUnsigned(c, CC)
: d = AddUnsigned(d, DD)
: Next
: 'MD5 = LCase(WordToHex(a) & WordToHex(b) & WordToHex(c) & WordToHex(d))
: MD5 = LCase(WordToHex(d) & WordToHex(b) & WordToHex(a))
: End Function
: %>
:
: --
:
: ※ 来源:·水木社区
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