A-1. Universitas Sumatera Utara

Transkripsi

1 A-1 A. ASCII CONTROL CHARACTERS (0-31) ( DEC OCT HEX BIN Simbol No HTML Deskripsi NUL � Null Char SOH  Start of Heading STX  Start of Text ETX  End of Text EOT  End of Transmission ENQ  Enquiry ACK  Acknowledgment BEL  Bell BS  Back Space HT Horizontal Tab A LF Line Feed B VT  Vertical Tab C FF  Form Feed D CR Carriage Return E SO  Shift Out / X-On F SI  Shift In / X-Off DLE  Data Line Escape DC1  Device Control 1 (oft. XON) DC2  Device Control DC3  Device Control 3 (oft. XOFF) DC4  Device Control NAK  Negative Acknowledgement SYN  Synchronous Idle ETB  End of Transmit Block CAN  Cancel EM  End of Medium A SUB  Substitute B ESC  Escape C FS  Berkas Separator D GS  Group Separator E RS  Record Separator F US  Unit Separator

2 B-1 B. ASCII PRINTABEL CHARACTERS (32-127) ( DEC OCT HEX BIN Simbol No HTML Nama HTML Deskripsi Space !! Exclamation mark " " Double quotes (or speech marks) # # Number $ $ Dollar % % Procenttecken & & & Ampersand &#39; Single quote ( ( Open parenthesis (or open bracket) ) ) Close parenthesis (or close bracket) A * * Asterisk B Plus C ,, Comma D Hyphen E Period, dot or full stop F / / Slash or divide Zero One Two Three Four Five Six Seven Eight Nine A : : Colon B ; ; Semicolon C < < < Less than (or open angled bracket) D = = Equals E > > > Greater than (or close angled bracket) F ?? Question mark At symbol A A Uppercase A B B Uppercase B C C Uppercase C D D Uppercase D

3 B E E Uppercase E F F Uppercase F G G Uppercase G H H Uppercase H I I Uppercase I A J J Uppercase J B K K Uppercase K C L L Uppercase L D M M Uppercase M E N N Uppercase N F O O Uppercase O P P Uppercase P Q Q Uppercase Q R R Uppercase R S S Uppercase S T T Uppercase T U U Uppercase U V V Uppercase V W W Uppercase W X X Uppercase X Y Y Uppercase Y A Z Z Uppercase Z B [ [ Opening bracket C \ \ Backslash D ] ] Closing bracket E ^ ^ Caret - circumflex F Underscore ` ` Grave accent a a Lowercase a b b Lowercase b c c Lowercase c d d Lowercase d e e Lowercase e f f Lowercase f g g Lowercase g h h Lowercase h i i Lowercase i A j j Lowercase j B k k Lowercase k D l l Lowercase l C m m Lowercase m E n n Lowercase n F o o Lowercase o p p Lowercase p q q Lowercase q r r Lowercase r s s Lowercase s

4 B t t Lowercase t u u Lowercase u v v Lowercase v w w Lowercase w x x Lowercase x y y Lowercase y A z z Lowercase z B { { Opening brace C Vertical bar D } } Closing brace E ~ ~ Equivalency sign - tilde F &#127; Delete

5 C-1 C. THE EXTENDED ASCII CODES ( ) ( DEC OCT HEX BIN Simbol No HTML Nama HTML Deskripsi &#128; Euro sign &#130; Single low-9 quotation mark ƒ &#131; ƒ Latin small letter f with hook &#132; Double low-9 quotation mark &#133; Horizontal ellipsis &#134; Dagger &#135; Double dagger ˆ &#136; ˆ Modifier letter circumflex accent &#137; Per mille sign A Š &#138; Š Latin capital letter S with caron B &#139; Single left-pointing angle quotation C Œ &#140; Œ Latin capital ligature OE D E Ž &#142; Latin captial letter Z with caron F &#145; Left single quotation mark &#146; Right single quotation mark &#147; Left double quotation mark &#148; Right double quotation mark &#149; Bullet &#150; En dash &#151; Em dash &#152; Small tilde &#153; Trade mark sign A š &#154; š Latin small letter S with caron B &#155; Single right-pointing angle quotation

6 C-2 mark C œ &#156; œ Latin small ligature oe D E ž &#158; Latin small letter z with caron F Ÿ &#159; ÿ Latin capital letter Y with diaeresis A Non-breaking space A Inverted exclamation mark A Cent sign A Pound sign A Currency sign A Yen sign A Pipe, Broken vertical bar A Section sign A Spacing diaeresis - umlaut A Copyright sign AA ª ª ª Feminine ordinal indicator AB «««Left double angle quotes AC Not sign AD Soft hyphen AE Registered trade mark sign AF Spacing macron - overline B Degree sign B ± ± ± Plus-or-minus sign B ² ² ² Superscript two - squared B ³ ³ ³ Superscript three - cubed B Acute accent - spacing acute B µ µ µ Micro sign B Pilcrow sign - paragraph sign B Middle dot - Georgian comma B Spacing cedilla B ¹ ¹ ¹ Superscript one BA º º º Masculine ordinal indicator

7 C BB »»» Right double angle quotes BC ¼ ¼ ¼ Fraction one quarter BD ½ ½ ½ Fraction one half BE ¾ ¾ ¾ Fraction three quarters BF Inverted question mark C À À À Latin capital letter A with grave C Á Á Á Latin capital letter A with acute C Â Â Â Latin capital letter A with circumflex C Ã Ã Ã Latin capital letter A with tilde C Ä Ä Ä Latin capital letter A with diaeresis C Å Å Å Latin capital letter A with ring above C Æ Æ Æ Latin capital letter AE C Ç Ç Ç Latin capital letter C with cedilla C È È È Latin capital letter E with grave C É É É Latin capital letter E with acute CA Ê Ê Ê Latin capital letter E with circumflex CB Ë Ë Ë Latin capital letter E with diaeresis CD Ì Ì Ì Latin capital letter I with grave CC Í Í Í Latin capital letter I with acute CE Î Î Î Latin capital letter I with circumflex CF Ï Ï Ï Latin capital letter I with diaeresis D Ð Ð Ð Latin capital letter ETH D Ñ Ñ Ñ Latin capital letter N with tilde D Ò Ò Ò Latin capital letter O with grave D Ó Ó Ó Latin capital letter O with acute

8 C D Ô Ô Ô Latin capital letter O with circumflex D Õ Õ Õ Latin capital letter O with tilde D Ö Ö Ö Latin capital letter O with diaeresis D Multiplication sign D Ø Ø Ø Latin capital letter O with slash D Ù Ù Ù Latin capital letter U with grave DA Ú Ú Ú Latin capital letter U with acute DB Û Û Û Latin capital letter U with circumflex DC Ü Ü Ü Latin capital letter U with diaeresis DD Ý Ý Ý Latin capital letter Y with acute DE Þ Þ Þ Latin capital letter THORN DF ß ß ß Latin small letter sharp s - ess-zed E à à à Latin small letter a with grave E á á á Latin small letter a with acute E â â â Latin small letter a with circumflex E ã ã ã Latin small letter a with tilde E ä ä ä Latin small letter a with diaeresis E å å å Latin small letter a with ring above E æ æ æ Latin small letter ae E ç ç ç Latin small letter c with cedilla E è è è Latin small letter e with grave E é é é Latin small letter e with acute EA ê ê ê Latin small letter e with circumflex EB ë ë ë Latin small letter e with diaeresis EC ì ì ì Latin small letter i with grave

9 C ED í í í Latin small letter i with acute EE î î î Latin small letter i with circumflex EF ï ï ï Latin small letter i with diaeresis F ð ð ð Latin small letter eth F ñ ñ ñ Latin small letter n with tilde F ò ò ò Latin small letter o with grave F ó ó ó Latin small letter o with acute F ô ô ô Latin small letter o with circumflex F õ õ õ Latin small letter o with tilde F ö ö ö Latin small letter o with diaeresis F Division sign F ø ø ø Latin small letter o with slash F ù ù ù Latin small letter u with grave FA ú ú ú Latin small letter u with acute FB û û û Latin small letter u with circumflex FC ü ü ü Latin small letter u with diaeresis FD ý ý ý Latin small letter y with acute FE þ þ þ Latin small letter thorn FF ÿ ÿ ÿ Latin small letter y with diaeresis

10 D-1 SOURCE CODE frmmain Dim FN As String Private Sub cmdabout_click() frmabout.show End Sub Private Sub cmdexit_click() Unload Me End Sub Private Sub cmdkompres_click() Dim Tempstr$ Dim H, M, S As Integer t = Timer If CompressFile(FN, "huffman", False, Tempstr$) Then Dim Result As Integer cmdsimpan.enabled = True S = Int(Timer - t) MsgBox "Proses Kompresi Selesai...", vbokonly + vbinformation, "Kompresi Huffman" frahasil.caption = "Hasil Kompresi" If S > 60 Then M = S \ 60 If M > 60 Then H = M \ 60 M = M - (H * 60) S = S - (M * 60) H = 0 M = 0 lblwaktu.caption = Right("00" & H, 2) & ":" & Right("00" & M, 2) & ":" & Right("00" & S, 2) Result = FreeFile(0) Open TempFile For Binary As #Result lblukuran.caption = Round(LOF(Result) / 1024) Close #Result End Sub Private Sub cmddekompres_click() Dim Tempstr$ Dim H, M, S As Integer t = Timer If DecompressFile(FN, False, Tempstr$) Then Dim Result As Integer cmdsimpan.enabled = True S = Int(Timer - t)

11 D-2 MsgBox "Proses Dekompresi Selesai...", vbokonly + vbinformation, "Kompresi Huffman" frahasil.caption = "Hasil Dekompresi" If S > 60 Then M = S \ 60 If M > 60 Then H = M \ 60 M = M - (H * 60) S = S - (M * 60) H = 0 M = 0 lblwaktu.caption = Right("00" & H, 2) & ":" & Right("00" & M, 2) & ":" & Right("00" & S, 2) Result = FreeFile(0) Open TempFile For Binary As #Result lblukuran.caption = Round(LOF(Result) / 1024) Close #Result End Sub Private Sub cmdfile_click() cdfile.dialogtitle = "Pilih File" cdfile.filter = "Video File (FLV & MPEG) *.flv;*.mpeg;*.mp4" cdfile.showopen FN = cdfile.filename If Len(FN) <= 0 Then Exit Sub lblfile.caption = GetFileName(FN) cmdkompres.enabled = True cmddekompres.enabled = True End Sub Private Sub cmdsimpan_click() cdfile.dialogtitle = "Simpan File Sebagai" If UCase(GetExtName(TempFile)) = "FLV" Then cdfile.filter = "FLV *.flv" cdfile.filter = "MPEG *.MPEG" cdfile.filename = "" cdfile.showsave FN = cdfile.filename If Len(FN) <= 0 Then Exit Sub If CopyFile(TempFile, FN, 1) = 0 Then If MsgBox("File Lain Dengan Nama Ini Ditemukan. Timpa File Lama?", vbyesno + vbquestion, "Konfirmasi") = vbyes Then Kill FN Call CopyFile(TempFile, FN, 0) Kill TempFile MsgBox "File Berhasil Disimpan Pada Lokasi : " & FN, vbokonly + vbinformation, "Sukses" End Sub Private Sub Form_Load()

12 D-3 cmdkompres.enabled = False cmddekompres.enabled = False cmdsimpan.enabled = False End Sub mdlcompress Option Explicit Private Const WindowLength As Long = Private Const WindowLengthExtension As Long = Private Declare Function GetSystemDirectory Lib "kernel32" Alias "GetSystemDirectoryA" (ByVal lpbuffer As String, ByVal nsize As Long) As Long Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (hpvdest As Any, hpvsource As Any, ByVal cbcopy As Long) Public Declare Function CopyFile Lib "kernel32" Alias "CopyFileA" (ByVal lpexistingfilename As String, ByVal lpnewfilename As String, ByVal bfailifexists As Long) As Long Private Type CompControlStruct CallBackFormEnabledFlag As Boolean CallBackForm As Object End Type Public Type HeaderStruct GFCompressionHeaderString As String * 20 HeaderStructLength As Long BlockLengthCompressed As Long BlockLengthOriginal As Long End Type Dim CompControlStructVar As CompControlStruct Public TempFile As String Public Function CompressFile(ByVal CompressionName As String, ByVal CompressionMethodName As String, ByVal TempFileReturnEnabledFlag As Boolean, ByRef TempFileReturned As String) As Boolean On Error GoTo Error: Dim CompressionNameFileNumber As Integer Dim ByteStringLength As Long Dim ByteString() As Byte Dim BlockReadPos As Long Dim BlockLength As Long Dim BlockLengthMax As Long Dim BlockString As String Dim BlockLoop As Integer Dim TempFileNumber As Integer If (Dir$(CompressionName, vbnormal Or vbhidden Or vbsystem Or vbarchive) = "") Or (Right$(CompressionName, 1) = "\") Or (CompressionName = "") Then MsgBox "File " + CompressionName + " Tidak Ditemukan!", vbokonly + vbexclamation GoTo Error: TempFile = GetTempName(CompressionName) TempFileNumber = FreeFile(0) Open TempFile For Output As #TempFileNumber

13 D-4 Print #TempFileNumber, GetFileHeaderString(FileLen(CompressionName), CompressionName, CompressionMethodName); Close #TempFileNumber BlockReadPos = 1 CompressionNameFileNumber = FreeFile(0) Open CompressionName For Binary As #CompressionNameFileNumber BlockLengthMax = LOF(CompressionNameFileNumber) Do BlockLength = WindowLength If (BlockLength + BlockReadPos - 1) > BlockLengthMax Then BlockLength = (BlockLengthMax - BlockReadPos + 1) If BlockLength = 0 Then Exit Do BlockString = String(BlockLength, Chr$(0)) Get #CompressionNameFileNumber, BlockReadPos, BlockString ByteStringLength = BlockLength ReDim ByteString(1 To ByteStringLength) As Byte Call CopyMemory(ByteString(1), ByVal BlockString, BlockLength) If Huffman_CompressString(ByteStringLength, ByteString()) = False Then GoTo Error: BlockString = String$(ByteStringLength, Chr$(0)) Call CopyMemory(ByVal BlockString, ByteString(1), ByteStringLength) TempFileNumber = FreeFile(0) Open TempFile For Append As #TempFileNumber Print #TempFileNumber, BlockString; Close #TempFileNumber BlockReadPos = BlockReadPos + BlockLength BlockLoop = BlockLoop + 1 Loop Until (BlockLoop = 32767) Close #CompressionNameFileNumber Jump: CompressFile = True Exit Function Error: Close #CompressionNameFileNumber Close #TempFileNumber If Not ((Dir$(TempFile) = "") Or (Right$(TempFile, 1) = "\") Or (TempFile = "")) Then Kill TempFile 'make sure temp file is deleted CompressFile = False Exit Function Private Function GetFileHeaderString(ByVal InputNameSize As Long, ByVal InputName As String, ByVal CompressionMethodName As String) As String GetFileHeaderString = _ CompressionMethodName + String$(20 - Len(CompressionMethodName), Chr$(0)) + String$(5, Chr$(0)) Public Function DecompressFile(ByVal DecompressionName As String, ByVal TempFileReturnEnabledFlag As Boolean, ByRef TempFileReturned As String) As Boolean

14 D-5 On Error GoTo Error: Dim DecompressionNameFileNumber As Integer Dim CompressionMethodName As String Dim ByteStringLength As Long Dim ByteString() As Byte Dim BlockReadPos As Long Dim BlockLength As Long Dim BlockLengthMax As Long Dim BlockString As String Dim BlockLoop As Integer Dim TempFileNumber As Integer Dim BlockLengthProcessed1 As Long Dim BlockLengthProcessed2 As Long Dim BlockLengthProcessed3 As Long Dim Tempstr$ If (Dir$(DecompressionName) = "") Or (Right$(DecompressionName, 1) = "\") Or (DecompressionName = "") Then MsgBox "File " + DecompressionName + " Tidak Ditemukan!", vbokonly + vbexclamation GoTo Error: DecompressionNameFileNumber = FreeFile(0) Open DecompressionName For Binary As #DecompressionNameFileNumber Tempstr$ = String$(20, Chr$(0)) Get #DecompressionNameFileNumber, 1, Tempstr$ Close #DecompressionNameFileNumber If Not (InStr(1, Tempstr$, Chr$(0), vbbinarycompare) = 0) Then CompressionMethodName = Left$(Tempstr$, InStr(1, Tempstr$, Chr$(0), vbbinarycompare) - 1) CompressionMethodName = Tempstr$ TempFile = GetTempName(DecompressionName) TempFileNumber = FreeFile(0) Open TempFile For Output As #TempFileNumber Close #TempFileNumber BlockReadPos = 26 DecompressionNameFileNumber = FreeFile(0) Open DecompressionName For Binary As #DecompressionNameFileNumber BlockLengthMax = LOF(DecompressionNameFileNumber) Do BlockLength = MAX(WindowLength + WindowLengthExtension, 1024) If (BlockLength + BlockReadPos - 1) > BlockLengthMax Then BlockLength = (BlockLengthMax - BlockReadPos + 1) If BlockLength < 1 Then Exit Do BlockString = String$(BlockLength, Chr$(0)) Get #DecompressionNameFileNumber, BlockReadPos, BlockString ByteStringLength = BlockLength ReDim ByteString(1 To ByteStringLength) As Byte Call CopyMemory(ByteString(1), ByVal BlockString, BlockLength)

15 D-6 If Huffman_DecompressString(ByteStringLength, ByteString(), BlockLengthProcessed1) = False Then GoTo Error: BlockLength = BlockLengthProcessed1 BlockString = String$(ByteStringLength, Chr$(0)) Call CopyMemory(ByVal BlockString, ByteString(1), ByteStringLength) TempFileNumber = FreeFile(0) Open TempFile For Append As #TempFileNumber Print #TempFileNumber, BlockString; Close #TempFileNumber BlockReadPos = BlockReadPos + BlockLength Loop Until (BlockLoop = 32767) Close #DecompressionNameFileNumber Jump: DecompressFile = True Exit Function Error: Close #DecompressionNameFileNumber Close #TempFileNumber DecompressFile = False Exit Function Public Function PresetHeader(ByRef HeaderStructVar As HeaderStruct) As Boolean HeaderStructVar.HeaderStructLength = Len(HeaderStructVar) PresetHeader = True Exit Function Public Function WriteHeader(ByRef ByteStringLength As Long, ByRef ByteString() As Byte, ByVal BlockLengthCompressed As Long, ByVal BlockLengthOriginal As Long) As Boolean Dim HeaderStructVar As HeaderStruct HeaderStructVar.HeaderStructLength = Len(HeaderStructVar) HeaderStructVar.GFCompressionHeaderString = "GFCOMPRESSIONHEADER " HeaderStructVar.BlockLengthCompressed = BlockLengthCompressed HeaderStructVar.BlockLengthOriginal = BlockLengthOriginal ByteStringLength = HeaderStructVar.HeaderStructLength + BlockLengthCompressed ReDim Preserve ByteString(1 To ByteStringLength) As Byte Call CopyMemory(ByteString(1 + HeaderStructVar.HeaderStructLength), ByteString(1), BlockLengthCompressed) If Not (ByteStringLength < HeaderStructVar.HeaderStructLength) Then Call CopyMemory(ByteString(1), HeaderStructVar, HeaderStructVar.HeaderStructLength) WriteHeader = True WriteHeader = False Public Function ReadHeader(ByVal ByteStringLength As Long, ByRef ByteString() As Byte, ByRef BlockLengthCompressed As Long, ByRef BlockLengthOriginal As Long) As Boolean

16 D-7 Dim HeaderStructVar As HeaderStruct HeaderStructVar.HeaderStructLength = Len(HeaderStructVar) If Not (ByteStringLength < HeaderStructVar.HeaderStructLength) Then Call CopyMemory(HeaderStructVar, ByteString(1), HeaderStructVar.HeaderStructLength) If HeaderStructVar.GFCompressionHeaderString = "GFCOMPRESSIONHEADER " Then BlockLengthCompressed = HeaderStructVar.BlockLengthCompressed BlockLengthOriginal = HeaderStructVar.BlockLengthOriginal ReadHeader = True 'ok MsgBox "internal error in ReadHeader(): wrong compression header string:" + Chr$(10) + "'" + HeaderStructVar.GFCompressionHeaderString + "'!", vbokonly + vbexclamation GoTo Error: GoTo Error: Exit Function Error: BlockLengthCompressed = 0 BlockLengthOriginal = 0 ReadHeader = False Exit Function Public Function RemoveHeader(ByRef ByteStringLength As Long, ByRef ByteString() As Byte, ByRef HeaderStructVar As HeaderStruct, ByRef BlockLengthProcessed As Long) As Boolean BlockLengthProcessed = (HeaderStructVar.BlockLengthCompressed + HeaderStructVar.HeaderStructLength) Call CopyMemory(ByteString(1), ByteString(1 + HeaderStructVar.HeaderStructLength), HeaderStructVar.BlockLengthCompressed) 'we only need the original block ByteStringLength = HeaderStructVar.BlockLengthCompressed ReDim Preserve ByteString(1 To ByteStringLength) As Byte RemoveHeader = True Exit Function Public Function CompAvailable() As Boolean Dim WinSysDir As String WinSysDir = String$(260, Chr(0)) Call GetSystemDirectory(WinSysDir, 260) If Not (InStr(1, WinSysDir, Chr(0), vbbinarycompare)) = 0 Then WinSysDir = Left$(WinSysDir, InStr(1, WinSysDir, Chr(0), vbbinarycompare) - 1) If Not (Right$(WinSysDir, 1) = "\") Then WinSysDir = WinSysDir + "\" If Not (Dir$(WinSysDir + "cmprss10.dll") = "") Then

17 D-8 CompAvailable = True CompAvailable = False Public Function GetFileName(ByVal FileName As String) As String Dim GetFileNameLoop As Integer GetFileName = "" For GetFileNameLoop = Len(FileName) To 1 Step (-1) If Mid$(FileName, GetFileNameLoop, 1) = "\" Then GetFileName = Right$(FileName, Len(FileName) - GetFileNameLoop) Exit For Next GetFileNameLoop Public Function GetExtName(ByVal FileName As String) As String Dim GetFileNameLoop As Integer GetExtName = "" For GetFileNameLoop = Len(FileName) To 1 Step (-1) If Mid$(FileName, GetFileNameLoop, 1) = "." Then GetExtName = Right$(FileName, Len(FileName) - GetFileNameLoop) Exit For Next GetFileNameLoop Private Function GetDirectoryName(ByVal DirectoryName As String) As String Dim GetDirectoryNameLoop As Integer GetDirectoryName = "" For GetDirectoryNameLoop = Len(DirectoryName) To 1 Step (-1) If Mid$(DirectoryName, GetDirectoryNameLoop, 1) = "\" Then GetDirectoryName = Left$(DirectoryName, GetDirectoryNameLoop) Exit For Next GetDirectoryNameLoop Private Function GetTempName(ByVal TempFilePath As String) As String GetTempName = App.Path & "\Temp." & GetExtName(TempFilePath) Private Function MIN(ByVal Value1 As Long, ByVal Value2 As Long) As Long If Value1 < Value2 Then MIN = Value1 MIN = Value2

18 D-9 Private Function MAX(ByVal Value1 As Long, ByVal Value2 As Long) As Long If Value1 > Value2 Then MAX = Value1 MAX = Value2 mdlhuffman Option Explicit Private Declare Function DLLHuffman_CompressString Lib "cmprss10.dll" Alias "Huffman_CompressString" (ByRef HT_CodeStringStructArray As Any, ByVal ByteStringLength As Long, ByRef ByteString As Any, ByVal CompressedStringLength As Long, ByRef CompressedString As Any) As Long Private Declare Function DLLHuffman_DecompressString Lib "cmprss10.dll" Alias "Huffman_DecompressString" (ByRef HuffmanDecompressStructArray As Any, ByVal ByteStringLength As Long, ByRef ByteString As Any, ByVal BitReadStartPos As Long, ByVal OutputByteStringLength As Long, ByRef OutputByteString As Any) As Long Public Function Huffman_CompressString(ByRef ByteStringLength As Long, ByRef ByteString() As Byte) As Boolean Dim HT_CodeStringStructNumber As Integer Dim HT_CodeStringStructArray(0 To 255) As HT_CodeStringStruct Dim HT_CharInfoStructVar As HT_CharInfoStruct Dim CompressedStringLength As Long Dim CompressedString() As Byte Dim CompressedStringIndex As Long Dim TreeByteStringLength As Long Dim TreeByteString() As Byte Dim InputByteStringLength As Long Dim ByteStringLengthUnchanged As Long Dim HeaderStructVar As HeaderStruct Dim Temp As Long Dim Tempdbl# ByteStringLengthUnchanged = ByteStringLength HT_CodeStringStructNumber = 256 Call HTCS_HT_CodeStringStruct_Define(ByteStringLength, ByteString(), HT_CharInfoStructVar, HT_CodeStringStructNumber, HT_CodeStringStructArray()) For Temp = 0 To 255 Tempdbl# = Tempdbl# + _ CDbl(HT_CharInfoStructVar.CharFrequencyArray(Temp)) * _ CDbl(HT_CodeStringStructArray(Temp).CodeLength) Next Temp CompressedStringLength = CLng(-Int(-(Tempdbl# / 8#))) If Not (CompressedStringLength = 0) Then ReDim CompressedString(1 To CompressedStringLength) As Byte GoTo Error: If CompAvailable = True Then

19 D-10 Call Huffman_CompressString_VC(HT_CodeStringStructArray(), ByteStringLength, ByteString(), CompressedStringLength, CompressedString()) Call Huffman_CompressString_VB(HT_CodeStringStructArray(), ByteStringLength, ByteString(), CompressedStringLength, CompressedString()) Call HTCS_TreeCodeByteString_Define(HT_CodeStringStructArray(), TreeByteStringLength, TreeByteString()) InputByteStringLength = ByteStringLength ByteStringLength = 4 + CompressedStringLength + TreeByteStringLength ReDim ByteString(1 To ByteStringLength) As Byte Call CopyMemory(ByteString(1), InputByteStringLength, 4) Call CopyMemory(ByteString(5), TreeByteString(1), TreeByteStringLength) Call CopyMemory(ByteString(5 + TreeByteStringLength), CompressedString(1), CompressedStringLength) If PresetHeader(HeaderStructVar) = False Then GoTo Error: If WriteHeader(ByteStringLength, ByteString(), ByteStringLength, ByteStringLengthUnchanged) = False Then GoTo Error: Huffman_CompressString = True Exit Function Error: Huffman_CompressString = False Exit Function Private Sub Huffman_CompressString_VC(ByRef HT_CodeStringStructArray() As HT_CodeStringStruct, ByVal ByteStringLength As Long, ByRef ByteString() As Byte, ByVal CompressedStringLength As Long, ByRef CompressedString() As Byte) Call DLLHuffman_CompressString(HT_CodeStringStructArray(0), ByteStringLength, ByteString(1), CompressedStringLength, CompressedString(1)) End Sub Private Sub Huffman_CompressString_VB(ByRef HT_CodeStringStructArray() As HT_CodeStringStruct, ByVal ByteStringLength As Long, ByRef ByteString() As Byte, ByVal CompressedStringLength As Long, ByRef CompressedString() As Byte) Dim CompressedStringBitWritePos As Long Dim CompressedStringIndex As Long Dim Temp1 As Long Dim Temp2 As Long For Temp1 = 1& To ByteStringLength For Temp2 = 1& To HT_CodeStringStructArray(ByteString(Temp1)).CodeLength CompressedStringBitWritePos = CompressedStringBitWritePos + 1& If (HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2)) Then CompressedStringIndex = ((CompressedStringBitWritePos - 1&) \ 8&) + 1&

20 D-11 Select Case (CompressedStringBitWritePos Mod 8&) Case 1& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 128& Case 2& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 64& Case 3& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 32& Case 4& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 16& Case 5& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 8& Case 6& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 4& Case 7& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) * 2& Case 0& CompressedString(CompressedStringIndex) = CompressedString(CompressedStringIndex) _ Or HT_CodeStringStructArray(ByteString(Temp1)).CodeArray(Temp2) End Select Next Temp2 End Sub Public Function Huffman_DecompressString(ByRef ByteStringLength As Long, ByRef ByteString() As Byte, ByRef BlockLengthProcessed As Long) As Boolean Dim HT_CodeStringStructNumber As Integer Dim HT_CodeStringStructArray(0 To 255) As HT_CodeStringStruct Dim HT_TreeStringStructVar As HT_TreeStringStruct Dim HTDC_CodeStringStructArray(0 To 255) As HTDC_CodeStringStruct Dim OutputStringStartPos As Long Dim OutputByteStringLength As Long Dim OutputByteString() As Byte

21 D-12 Dim HeaderStructVar As HeaderStruct If PresetHeader(HeaderStructVar) = False Then GoTo Error: If ReadHeader(ByteStringLength, ByteString(), HeaderStructVar.BlockLengthCompressed, HeaderStructVar.BlockLengthOriginal) = False Then GoTo Error: If RemoveHeader(ByteStringLength, ByteString(), HeaderStructVar, BlockLengthProcessed) = False Then GoTo Error: HT_CodeStringStructNumber = 256 Call HTDC_HT_TreeStringStructVar_Define(HT_TreeStringStructVar, ByteStringLength, ByteString()) Call HTDC_HT_CodeStringStruct_Define(HT_CodeStringStructArray(), HT_TreeStringStructVar) Call HTDC_CodeStringStruct_Define(HT_CodeStringStructArray(), HTDC_CodeStringStructArray()) Call CopyMemory(OutputByteStringLength, ByteString(1), 4) ReDim OutputByteString(1 To OutputByteStringLength) As Byte OutputStringStartPos = HT_TreeStringStructVar.TreeByteStringLength + 1 If CompAvailable = True Then Call Huffman_DecompressString_VC(HTDC_CodeStringStructArray(), ByteStringLength, ByteString(), _ (OutputStringStartPos * 8), OutputByteStringLength, OutputByteString()) Call Huffman_DecompressString_VB(HTDC_CodeStringStructArray(), ByteStringLength, ByteString(), _ (OutputStringStartPos * 8), OutputByteStringLength, OutputByteString()) ByteStringLength = OutputByteStringLength ReDim ByteString(1 To OutputByteStringLength) As Byte Call CopyMemory(ByteString(1), OutputByteString(1), OutputByteStringLength) Huffman_DecompressString = True Exit Function Error: Huffman_DecompressString = False Exit Function Private Sub Huffman_DecompressString_VC(ByRef HTDC_CodeStringStructArray() As HTDC_CodeStringStruct, ByVal ByteStringLength As Long, ByRef ByteString() As Byte, ByVal BitReadStartPos As Long, ByVal OutputByteStringLength As Long, ByRef OutputByteString() As Byte) Call DLLHuffman_DecompressString(HTDC_CodeStringStructArray(0), ByteStringLength, ByteString(1), BitReadStartPos, OutputByteStringLength, OutputByteString(1)) End Sub Private Sub Huffman_DecompressString_VB(ByRef HTDC_CodeStringStructArray() As HTDC_CodeStringStruct, ByVal ByteStringLength As Long, ByRef ByteString() As Byte, ByVal

22 D-13 BitReadStartPos As Long, ByVal OutputByteStringLength As Long, ByRef OutputByteString() As Byte) Dim CodeBufLength As Long Dim CodeBufArray(1 To 256) As Byte Dim ByteStringIndex As Long Dim ByteStringLong As Long Dim BitReadPos As Long Dim Temp1 As Long Dim Temp2 As Long Dim Temp3 As Long Dim Temp4 As Long BitReadPos = BitReadStartPos For Temp1 = 1& To OutputByteStringLength For Temp2 = 1& To 2048& BitReadPos = BitReadPos + 1& ByteStringIndex = ((BitReadPos - 1&) \ 8&) Select Case BitReadPos Mod 8& Case 1& If (ByteString(ByteStringIndex) And 128&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 Case 2& If (ByteString(ByteStringIndex) And 64&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 Case 3& If (ByteString(ByteStringIndex) And 32&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 Case 4& If (ByteString(ByteStringIndex) And 16&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 Case 5& If (ByteString(ByteStringIndex) And 8&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 Case 6& If (ByteString(ByteStringIndex) And 4&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 Case 7& If (ByteString(ByteStringIndex) And 2&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0

23 D-14 Case 0& If (ByteString(ByteStringIndex) And 1&) Then CodeBufArray(Temp2) = 1 CodeBufArray(Temp2) = 0 End Select ' For Temp3 = HTDC_CodeStringStructArray(1).StartIndexArray(Temp2) To HTDC_CodeStringStructArray(1).EndIndexArray(Temp2) If (Temp2 = HTDC_CodeStringStructArray(Temp3).CharCodeArrayLength) Then For Temp4 = 1& To HTDC_CodeStringStructArray(Temp3).CharCodeArrayLength If Not (HTDC_CodeStringStructArray(Temp3).CharCodeArray(Temp4) = CodeBufArray(Temp4)) Then GoTo Skip: Next Temp4 OutputByteString(Temp1) = HTDC_CodeStringStructArray(Temp3).Char GoTo Jump: Skip: Next Temp3 Next Temp2 Jump: End Sub mdlhufftree Option Explicit Public Type HT_CharInfoStruct CharArray(0 To 255) As Byte CharFrequencyArray(0 To 255) As Long End Type Public Type HT_CodeStringCreationStruct ByteStringLength As Long ByteString(1 To 256) As Byte ByteStringFrequency As Long End Type Public Type HT_CodeStringStruct CodeLength As Long CodeArray(1 To 256) As Byte End Type Public Type HT_TreeStringStruct TreeByteStringBitCount As Long TreeByteStringLength As Long TreeByteString() As Byte End Type

24 D-15 Public Type HTDC_CodeStringStruct Char As Byte CharCodeArrayLength As Long CharCodeArray(1 To 256) As Byte StartIndexArray(0 To 255) As Long EndIndexArray(0 To 255) As Long End Type Public Sub HTCS_HT_CodeStringStruct_Define(ByVal ByteStringLength As Long, ByRef ByteString() As Byte, ByRef HT_CharInfoStructVar As HT_CharInfoStruct, ByVal HT_CodeStringStructNumber As Integer, ByRef HT_CodeStringStructArray() As HT_CodeStringStruct) Dim HuffmanCharStructArray(0 To 255) As HT_CodeStringCreationStruct Dim HuffmanCharStructVar As HT_CodeStringCreationStruct Dim CharFrequencyMax As Double Dim LastUsedIndex As Long Dim TempHuffmanCharStruct As HT_CodeStringCreationStruct Dim TempByte As Byte Dim Temp1 As Long Dim Temp2 As Long Dim tmpstr As String For Temp1 = 0& To 255& HuffmanCharStructArray(Temp1).ByteStringLength = 1& HuffmanCharStructArray(Temp1).ByteString(1) = CByte(Temp1) HT_CharInfoStructVar.CharArray(Temp1) = CByte(Temp1) For Temp1 = 1& To ByteStringLength HuffmanCharStructArray(ByteString(Temp1)).ByteStringFrequency = _ HuffmanCharStructArray(ByteString(Temp1)).ByteStringFrequency + 1& HT_CharInfoStructVar.CharFrequencyArray(ByteString(Temp1)) = _ HuffmanCharStructArray(ByteString(Temp1)).ByteStringFrequency Do Temp2 = 0& LastUsedIndex = 255& ReDo: CharFrequencyMax = 0& For Temp1 = Temp2 To 255& If HuffmanCharStructArray(Temp1).ByteStringFrequency > CharFrequencyMax Then CharFrequencyMax = HuffmanCharStructArray(Temp1).ByteStringFrequency For Temp1 = Temp2 To 255& If HuffmanCharStructArray(Temp1).ByteStringFrequency = CharFrequencyMax Then If Not (Temp1 = Temp2) Then Call CopyMemory(TempHuffmanCharStruct, HuffmanCharStructArray(Temp2), Len(TempHuffmanCharStruct)) Call CopyMemory(HuffmanCharStructArray(Temp2), HuffmanCharStructArray(Temp1), Len(HuffmanCharStructArray(Temp1)))

25 D-16 Call CopyMemory(HuffmanCharStructArray(Temp1), TempHuffmanCharStruct, Len(TempHuffmanCharStruct)) If CharFrequencyMax > 0& Then LastUsedIndex = Temp2 Temp2 = Temp2 + 1& If Not (Temp2 = 256&) Then GoTo ReDo: If Not (LastUsedIndex > 0&) Then Exit Do For Temp1 = 1& To HuffmanCharStructArray(LastUsedIndex).ByteStringLength HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex).Byt estring(temp1)).codelength = _ HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex).Byt estring(temp1)).codelength + 1& HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex).Byt estring(temp1)).codearray( _ HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex).Byt estring(temp1)).codelength) = 0& For Temp1 = 1& To HuffmanCharStructArray(LastUsedIndex - 1&).ByteStringLength HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex - 1).ByteString(Temp1)).CodeLength = _ HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex - 1).ByteString(Temp1)).CodeLength + 1& HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex - 1).ByteString(Temp1)).CodeArray( _ HT_CodeStringStructArray(HuffmanCharStructArray(LastUsedIndex - 1).ByteString(Temp1)).CodeLength) = 1& Call CopyMemory(HuffmanCharStructArray(LastUsedIndex - 1&).ByteString(HuffmanCharStructArray(LastUsedIndex - 1&).ByteStringLength + 1&), _ HuffmanCharStructArray(LastUsedIndex).ByteString(1), HuffmanCharStructArray(LastUsedIndex).ByteStringLength) HuffmanCharStructArray(LastUsedIndex - 1&).ByteStringLength = _ HuffmanCharStructArray(LastUsedIndex - 1&).ByteStringLength + HuffmanCharStructArray(LastUsedIndex).ByteStringLength HuffmanCharStructArray(LastUsedIndex - 1&).ByteStringFrequency = _ HuffmanCharStructArray(LastUsedIndex - 1&).ByteStringFrequency + HuffmanCharStructArray(LastUsedIndex).ByteStringFrequency Call CopyMemory(HuffmanCharStructArray(LastUsedIndex), HuffmanCharStructVar, Len(HuffmanCharStructVar)) Loop For Temp1 = 0& To 255&

26 D-17 For Temp2 = 1& To (HT_CodeStringStructArray(Temp1).CodeLength \ 2&) TempByte = HT_CodeStringStructArray(Temp1).CodeArray(Temp2) HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = HT_CodeStringStructArray(Temp1).CodeArray(HT_CodeStringStructArray (Temp1).CodeLength - Temp2 + 1&) HT_CodeStringStructArray(Temp1).CodeArray(HT_CodeStringStructArray (Temp1).CodeLength - Temp2 + 1&) = TempByte Next Temp2 End Sub Public Function HTCS_TreeCodeByteString_Define(ByRef HT_CodeStringStructArray() As HT_CodeStringStruct, ByRef TreeCodeByteStringLength As Long, ByRef TreeCodeByteString() As Byte) As String Dim TreeCodeLengthTotal As Long Dim ByteStringBitWritePos As Long Dim ByteStringIndex As Long Dim Temp1 As Long Dim Temp2 As Long Dim TempByte As Byte For Temp1 = 0& To 255& TreeCodeLengthTotal = TreeCodeLengthTotal + _ HT_CodeStringStructArray(Temp1).CodeLength TreeCodeByteStringLength = 4& + 256& + (-Int(- TreeCodeLengthTotal / 8&)) ReDim TreeCodeByteString(1 To TreeCodeByteStringLength) As Byte Call CopyMemory(TreeCodeByteString(1), TreeCodeLengthTotal, 4) For Temp1 = 0& To 255& TempByte = CByte(HT_CodeStringStructArray(Temp1).CodeLength) Call CopyMemory(ByVal VarPtr(TreeCodeByteString(5 + Temp1)), TempByte, 1) ByteStringBitWritePos = (4& * 8&) + (256& * 8&) For Temp1 = 0& To 255& For Temp2 = 1& To HT_CodeStringStructArray(Temp1).CodeLength ByteStringBitWritePos = ByteStringBitWritePos + 1& If Not (HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0) Then ByteStringIndex = ((ByteStringBitWritePos - 1&) \ 8&) + 1& Select Case (ByteStringBitWritePos Mod 8&) Case 1& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 128& Case 2& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _

27 D-18 Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 64& Case 3& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 32& Case 4& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 16& Case 5& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 8& Case 6& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 4& Case 7& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) * 2& Case 0& TreeCodeByteString(ByteStringIndex) = TreeCodeByteString(ByteStringIndex) _ Or HT_CodeStringStructArray(Temp1).CodeArray(Temp2) End Select ' Next Temp2 Public Sub HTDC_HT_TreeStringStructVar_Define(ByRef HT_TreeStringStructVar As HT_TreeStringStruct, ByVal ByteStringLength As Long, ByRef ByteString() As Byte) If Not (ByteStringLength < 4) Then Call CopyMemory(HT_TreeStringStructVar.TreeByteStringBitCount, ByteString(5), 4) HT_TreeStringStructVar.TreeByteStringLength = Int(- HT_TreeStringStructVar.TreeByteStringBitCount / 8) ReDim HT_TreeStringStructVar.TreeByteString(1 To HT_TreeStringStructVar.TreeByteStringLength) As Byte Call CopyMemory(HT_TreeStringStructVar.TreeByteString(1), ByteString(9), HT_TreeStringStructVar.TreeByteStringLength) HT_TreeStringStructVar.TreeByteStringLength = 0 HT_TreeStringStructVar.TreeByteStringBitCount = 0 ReDim HT_TreeStringStructVar.TreeByteString(1 To 1) As Byte End Sub

28 D-19 Public Sub HTDC_HT_CodeStringStruct_Define(ByRef HT_CodeStringStructArray() As HT_CodeStringStruct, ByRef HT_TreeStringStructVar As HT_TreeStringStruct) Dim ByteStringIndex As Long Dim BitReadPos As Long Dim Temp1 As Long Dim Temp2 As Long For Temp1 = 0& To 255& HT_CodeStringStructArray(Temp1).CodeLength = CLng(HT_TreeStringStructVar.TreeByteString(Temp1 + 1&)) BitReadPos = (256& * 8&) With HT_TreeStringStructVar For Temp1 = 0& To 255& For Temp2 = 1& To HT_CodeStringStructArray(Temp1).CodeLength BitReadPos = BitReadPos + 1& ByteStringIndex = ((BitReadPos - 1&) \ 8&) + 1& Select Case BitReadPos Mod 8& Case 1& If (.TreeByteString(ByteStringIndex) And 128&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 Case 2& If (.TreeByteString(ByteStringIndex) And 64&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 Case 3& If (.TreeByteString(ByteStringIndex) And 32&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 Case 4& If (.TreeByteString(ByteStringIndex) And 16&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 Case 5&

29 D-20 Then If (.TreeByteString(ByteStringIndex) And 8&) HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 Case 6& If (.TreeByteString(ByteStringIndex) And 4&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 Case 7& If (.TreeByteString(ByteStringIndex) And 2&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1& HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0& Case 0& If (.TreeByteString(ByteStringIndex) And 1&) Then HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 1 HT_CodeStringStructArray(Temp1).CodeArray(Temp2) = 0 End Select Next Temp2 End With End Sub Public Sub HTDC_CodeStringStruct_Define(ByRef HT_CodeStringStructArray() As HT_CodeStringStruct, ByRef HTDC_CodeStringStructArray() As HTDC_CodeStringStruct) Dim CodeLengthMin As Long Dim CodeLengthMayBeZeroFlag As Boolean Dim NonZeroLengthCharCodeNumber As Integer Dim TempHTDC_CodeStringStruct As HTDC_CodeStringStruct Dim Temp1 As Long Dim Temp2 As Long For Temp1 = 0& To 255& HTDC_CodeStringStructArray(Temp1).Char = CByte(Temp1) HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength = HT_CodeStringStructArray(Temp1).CodeLength Call CopyMemory(HTDC_CodeStringStructArray(Temp1).CharCodeArray(1), HT_CodeStringStructArray(Temp1).CodeArray(1), 256)

30 D-21 Temp2 = 0& ReDo: CodeLengthMin = 256& ^ 3& For Temp1 = Temp2 To 255& If CodeLengthMayBeZeroFlag = False Then If (HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength < CodeLengthMin) And _ (HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength > 0&) Then CodeLengthMin = HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength If HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength < CodeLengthMin Then CodeLengthMin = HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength If CodeLengthMin = 256& ^ 3& Then CodeLengthMayBeZeroFlag = True GoTo ReDo: If CodeLengthMayBeZeroFlag = False Then NonZeroLengthCharCodeNumber = NonZeroLengthCharCodeNumber + 1 For Temp1 = Temp2 To 255& If HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength = CodeLengthMin Then If Not (Temp1 = Temp2) Then TempHTDC_CodeStringStruct = HTDC_CodeStringStructArray(Temp1) HTDC_CodeStringStructArray(Temp1) = HTDC_CodeStringStructArray(Temp2) HTDC_CodeStringStructArray(Temp2) = TempHTDC_CodeStringStruct Temp2 = Temp2 + 1& If Not (Temp2 = 256&) Then GoTo ReDo: For Temp1 = 0& To 255& HTDC_CodeStringStructArray(1).StartIndexArray(Temp1) = 0& HTDC_CodeStringStructArray(1).EndIndexArray(Temp1) = -1& Temp2 = 0& For Temp1 = 0& To 255& If Not (HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength = Temp2) Then HTDC_CodeStringStructArray(1).EndIndexArray(Temp2) = (Temp1-1&)

31 D-22 Temp2 = HTDC_CodeStringStructArray(Temp1).CharCodeArrayLength HTDC_CodeStringStructArray(1).StartIndexArray(Temp2) = Temp1 If Temp1 = 255& Then HTDC_CodeStringStructArray(1).EndIndexArray(Temp2) = 255& HTDC_CodeStringStructArray(1).StartIndexArray(0) = 0& HTDC_CodeStringStructArray(1).EndIndexArray(0) = -1& End Sub

32 E-1 CURRICULUM VITAE Nama : Nuzul Sakinah Lubis Tempat/Tanggal Lahir : Jakarta/3 April 1990 Alamat Sekarang : Jl. Pintu air IV, Komplek POLMED no 8, Medan Alamat Orang Tua : Jl. Pintu air IV, Komplek POLMED no 8, Medan Telp/Hp : qinalubis@gmail.com Riwayat Pendidikan: SD Al-Azhar Medan dari Tahun 1996 s/d Tahun 2002 SMP Al-Azhar Medan dari Tahun 2002 s/d Tahun 2005 SMA Al-Azhar Medan dari Tahun 2005 s/d Tahun 2008 S1 Ilmu Komputer USU dari Tahun 2008 s/d Tahun 2013 Keahlian/Kursus yang diikuti: 1. Bahasa Inggris 2. Bahasa Pemrograman Pascal 3. Bahasa Pemrograman C++ 4. Extra kulikuler Basket Ball