PHP:
= 2^61 then HashEncode = "0000000000000000000000000000000000000000" exit function end if 'Initial Hex words are used for encoding Digest. 'These can be any valid 8-digit hex value (0 to F) strH(0) = "FB0C14C2" strH(1) = "9F00AB2E" strH(2) = "991FFA67" strH(3) = "76FA2C3F" strH(4) = "ADE426FA" For intPos = 1 to len(strSecret) step 56 strEncode = Mid(strSecret, intPos, 56) 'get 56 character chunks strEncode = WordToBinary(strEncode) 'convert to binary strEncode = PadBinary(strEncode) 'make it 512 bites strEncode = BlockToHex(strEncode) 'convert to hex value strEncode = DigestHex(strEncode, strH(0), strH(1), strH(2), strH(3), strH(4)) strH(0) = HexAdd(left(strEncode, 8), strH(0)) strH(1) = HexAdd(mid(strEncode, 9, 8), strH(1)) strH(2) = HexAdd(mid(strEncode, 17, 8), strH(2)) strH(3) = HexAdd(mid(strEncode, 25, 8), strH(3)) strH(4) = HexAdd(right(strEncode, 8), strH(4)) Next HashEncode = strH(0) & strH(1) & strH(2) & strH(3) & strH(4) End Function Function HexToBinary(btHex) Select Case btHex Case "0" HexToBinary = "0000" Case "1" HexToBinary = "0001" Case "2" HexToBinary = "0010" Case "3" HexToBinary = "0011" Case "4" HexToBinary = "0100" Case "5" HexToBinary = "0101" Case "6" HexToBinary = "0110" Case "7" HexToBinary = "0111" Case "8" HexToBinary = "1000" Case "9" HexToBinary = "1001" Case "A" HexToBinary = "1010" Case "B" HexToBinary = "1011" Case "C" HexToBinary = "1100" Case "D" HexToBinary = "1101" Case "E" HexToBinary = "1110" Case "F" HexToBinary = "1111" Case Else HexToBinary = "2222" End Select End Function Function BinaryToHex(strBinary) Select Case strBinary Case "0000" BinaryToHex = "0" Case "0001" BinaryToHex = "1" Case "0010" BinaryToHex = "2" Case "0011" BinaryToHex = "3" Case "0100" BinaryToHex = "4" Case "0101" BinaryToHex = "5" Case "0110" BinaryToHex = "6" Case "0111" BinaryToHex = "7" Case "1000" BinaryToHex = "8" Case "1001" BinaryToHex = "9" Case "1010" BinaryToHex = "A" Case "1011" BinaryToHex = "B" Case "1100" BinaryToHex = "C" Case "1101" BinaryToHex = "D" Case "1110" BinaryToHex = "E" Case "1111" BinaryToHex = "F" Case Else BinaryToHex = "Z" End Select End Function Function WordToBinary(strWord) Dim strTemp, strBinary Dim intPos For intPos = 1 To Len(strWord) strTemp = Mid(strWord, cint(intPos), 1) strBinary = strBinary & IntToBinary(Asc(strTemp)) Next WordToBinary = strBinary End Function Function HexToInt(strHex) Dim intNew, intPos, intLen intNew = 0 intLen = CDbl(len(strHex)) - 1 For intPos = CDbl(intLen) to 0 step -1 Select Case Mid(strHex, CDbl(intPos) + 1, 1) Case "0" intNew = CDbl(intNew) + (0 * 16^CDbl(intLen - intPos)) Case "1" intNew = CDbl(intNew) + (1 * 16^CDbl(intLen - intPos)) Case "2" intNew = CDbl(intNew) + (2 * 16^CDbl(intLen - intPos)) Case "3" intNew = CDbl(intNew) + (3 * 16^CDbl(intLen - intPos)) Case "4" intNew = CDbl(intNew) + (4 * 16^CDbl(intLen - intPos)) Case "5" intNew = CDbl(intNew) + (5 * 16^CDbl(intLen - intPos)) Case "6" intNew = CDbl(intNew) + (6 * 16^CDbl(intLen - intPos)) Case "7" intNew = CDbl(intNew) + (7 * 16^CDbl(intLen - intPos)) Case "8" intNew = CDbl(intNew) + (8 * 16^CDbl(intLen - intPos)) Case "9" intNew = CDbl(intNew) + (9 * 16^CDbl(intLen - intPos)) Case "A" intNew = CDbl(intNew) + (10 * 16^CDbl(intLen - intPos)) Case "B" intNew = CDbl(intNew) + (11 * 16^CDbl(intLen - intPos)) Case "C" intNew = CDbl(intNew) + (12 * 16^CDbl(intLen - intPos)) Case "D" intNew = CDbl(intNew) + (13 * 16^CDbl(intLen - intPos)) Case "E" intNew = CDbl(intNew) + (14 * 16^CDbl(intLen - intPos)) Case "F" intNew = CDbl(intNew) + (15 * 16^CDbl(intLen - intPos)) End Select Next HexToInt = CDbl(intNew) End Function Function IntToBinary(intNum) Dim strBinary, strTemp Dim intNew, intTemp Dim dblNew intNew = intNum Do While intNew > 1 dblNew = CDbl(intNew) / 2 intNew = Round(CDbl(dblNew) - 0.1, 0) If CDbl(dblNew) = CDbl(intNew) Then strBinary = "0" & strBinary Else strBinary = "1" & strBinary End If Loop strBinary = intNew & strBinary intTemp = Len(strBinary) mod 8 For intNew = intTemp To 7 strBinary = "0" & strBinary Next IntToBinary = strBinary End Function Function PadBinary(strBinary) Dim intPos, intLen Dim strTemp intLen = Len(strBinary) strBinary = strBinary & "1" For intPos = Len(strBinary) To 447 strBinary = strBinary & "0" Next strTemp = IntToBinary(intLen) For intPos = Len(strTemp) To 63 strTemp = "0" & strTemp Next strBinary = strBinary & strTemp PadBinary = strBinary End Function Function BlockToHex(strBinary) Dim intPos Dim strHex For intPos = 1 To Len(strBinary) Step 4 strHex = strHex & BinaryToHex(Mid(strBinary, intPos, 4)) Next BlockToHex = strHex End Function Function DigestHex(strHex, strH0, strH1, strH2, strH3, strH4) Dim strWords(79), adoConst(4), strTemp, strTemp1, strTemp2, strTemp3, strTemp4 Dim intPos Dim strH(4), strA(4), strK(3) strK(0) = "5A827999" strK(1) = "6ED9EBA1" strK(2) = "8F1BBCDC" strK(3) = "CA62C1D6" strH(0) = strH0 strH(1) = strH1 strH(2) = strH2 strH(3) = strH3 strH(4) = strH4 For intPos = 0 To (len(strHex) / 8) - 1 strWords(cint(intPos)) = Mid(strHex, (cint(intPos)*8) + 1, 8) Next For intPos = 16 To 79 strTemp = strWords(cint(intPos) - 3) strTemp1 = HexBlockToBinary(strTemp) strTemp = strWords(cint(intPos) - 8) strTemp2 = HexBlockToBinary(strTemp) strTemp = strWords(cint(intPos) - 14) strTemp3 = HexBlockToBinary(strTemp) strTemp = strWords(cint(intPos) - 16) strTemp4 = HexBlockToBinary(strTemp) strTemp = BinaryXOR(strTemp1, strTemp2) strTemp = BinaryXOR(strTemp, strTemp3) strTemp = BinaryXOR(strTemp, strTemp4) strWords(cint(intPos)) = BlockToHex(BinaryShift(strTemp, 1)) Next strA(0) = strH(0) strA(1) = strH(1) strA(2) = strH(2) strA(3) = strH(3) strA(4) = strH(4) For intPos = 0 To 79 strTemp = BinaryShift(HexBlockToBinary(strA(0)), 5) strTemp1 = HexBlockToBinary(strA(3)) strTemp2 = HexBlockToBinary(strWords(cint(intPos))) Select Case intPos Case 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 strTemp3 = HexBlockToBinary(strK(0)) strTemp4 = BinaryOR(BinaryAND(HexBlockToBinary(strA(1)), _ HexBlockToBinary(strA(2))), BinaryAND(BinaryNOT(HexBlockToBinary(strA(1))), _ HexBlockToBinary(strA(3)))) Case 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39 strTemp3 = HexBlockToBinary(strK(1)) strTemp4 = BinaryXOR(BinaryXOR(HexBlockToBinary(strA(1)), _ HexBlockToBinary(strA(2))), HexBlockToBinary(strA(3))) Case 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59 strTemp3 = HexBlockToBinary(strK(2)) strTemp4 = BinaryOR(BinaryOR(BinaryAND(HexBlockToBinary(strA( 1)), _ HexBlockToBinary(strA(2))), BinaryAND(HexBlockToBinary(strA(1)), _ HexBlockToBinary(strA(3)))), BinaryAND(HexBlockToBinary(strA(2)), _ HexBlockToBinary(strA(3)))) Case 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79 strTemp3 = HexBlockToBinary(strK(3)) strTemp4 = BinaryXOR(BinaryXOR(HexBlockToBinary(strA(1)), _ HexBlockToBinary(strA(2))), HexBlockToBinary(strA(3))) End Select strTemp = BlockToHex(strTemp) strTemp1 = BlockToHex(strTemp1) strTemp2 = BlockToHex(strTemp2) strTemp3 = BlockToHex(strTemp3) strTemp4 = BlockToHex(strTemp4) strTemp = HexAdd(strTemp, strTemp1) strTemp = HexAdd(strTemp, strTemp2) strTemp = HexAdd(strTemp, strTemp3) strTemp = HexAdd(strTemp, strTemp4) strA(4) = strA(3) strA(3) = strA(2) strA(2) = BlockToHex(BinaryShift(HexBlockToBinary(strA(1)), 30)) strA(1) = strA(0) strA(0) = strTemp Next DigestHex = strA(0) & strA(1) & strA(2) & strA(3) & strA(4) End Function Function HexAdd(strHex1, strHex2) Dim intCalc Dim strNew intCalc = 0 intCalc = CDbl(CDbl(HexToInt(strHex1)) + CDbl(HexToInt(strHex2))) Do While CDbl(intCalc) > 2^32 intCalc = CDbl(intCalc) - 2^32 Loop strNew = IntToBinary(CDbl(intCalc)) Do While Len(strNew) < 32 strNew = "0" & strNew Loop strNew = BlockToHex(strNew) if InStr(strNew, "00") = 1 and len(strNew) = 10 then strNew = right(strNew, 8) end if HexAdd = strNew End Function Function getHexDec(strHex) Select Case strHex Case "0" getHexDec = 0 Case "1" getHexDec = 1 Case "2" getHexDec = 2 Case "3" getHexDec = 3 Case "4" getHexDec = 4 Case "5" getHexDec = 5 Case "6" getHexDec = 6 Case "7" getHexDec = 7 Case "8" getHexDec = 8 Case "9" getHexDec = 9 Case "A" getHexDec = 10 Case "B" getHexDec = 11 Case "C" getHexDec = 12 Case "D" getHexDec = 13 Case "E" getHexDec = 14 Case "F" getHexDec = 15 Case Else getHexDec = -1 End Select End Function Function getDecHex(strHex) Select Case CInt(strHex) Case 0 getDecHex = "0" Case 1 getDecHex = "1" Case 2 getDecHex = "2" Case 3 getDecHex = "3" Case 4 getDecHex = "4" Case 5 getDecHex = "5" Case 6 getDecHex = "6" Case 7 getDecHex = "7" Case 8 getDecHex = "8" Case 9 getDecHex = "9" Case 10 getDecHex = "A" Case 11 getDecHex = "B" Case 12 getDecHex = "C" Case 13 getDecHex = "D" Case 14 getDecHex = "E" Case 15 getDecHex = "F" Case Else getDecHex = "Z" End Select End Function Function BinaryShift(strBinary, intPos) BinaryShift = Right(strBinary, Len(strBinary) - cint(intPos)) & _ Left(strBinary, cint(intPos)) End Function Function BinaryXOR(strBin1, strBin2) Dim strBinaryFinal Dim intPos For intPos = 1 To Len(strBin1) Select Case Mid(strBin1, cint(intPos), 1) Case Mid(strBin2, cint(intPos), 1) strBinaryFinal = strBinaryFinal & "0" Case Else strBinaryFinal = strBinaryFinal & "1" End Select Next BinaryXOR = strBinaryFinal End Function Function BinaryOR(strBin1, strBin2) Dim strBinaryFinal Dim intPos For intPos = 1 To Len(strBin1) If Mid(strBin1, cint(intPos), 1) = "1" Or Mid(strBin2, cint(intPos), 1) = "1" Then strBinaryFinal = strBinaryFinal & "1" Else strBinaryFinal = strBinaryFinal & "0" End If Next BinaryOR = strBinaryFinal End Function Function BinaryAND(strBin1, strBin2) Dim strBinaryFinal Dim intPos For intPos = 1 To Len(strBin1) If Mid(strBin1, cint(intPos), 1) = "1" And Mid(strBin2, cint(intPos), 1) = "1" Then strBinaryFinal = strBinaryFinal & "1" Else strBinaryFinal = strBinaryFinal & "0" End If Next BinaryAND = strBinaryFinal End Function Function BinaryNOT(strBinary) Dim strBinaryFinal Dim intPos For intPos = 1 To Len(strBinary) If Mid(strBinary, cint(intPos), 1) = "1" Then strBinaryFinal = strBinaryFinal & "0" Else strBinaryFinal = strBinaryFinal & "1" End If Next BinaryNOT = strBinaryFinal End Function Function HexBlockToBinary(strHex) Dim intPos Dim strTemp For intPos = 1 To Len(strHex) strTemp = strTemp & HexToBinary(Mid(strHex, cint(intPos), 1)) Next HexBlockToBinary = strTemp End Function %>

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