public Iso9660PathTableRecord(byte[] pathBytes, bool isLittleEndian)
{
this.LengthOfDirectoryIdentifier = ParseFile.ParseSimpleOffset(pathBytes, 0, 1)[0];
this.ExtendedAttributeRecordLength = ParseFile.ParseSimpleOffset(pathBytes, 1, 1)[0];
if (isLittleEndian)
{
this.LocationOfExtent = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(pathBytes, 2, 4), 0);
}
else
{
this.LocationOfExtent = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(pathBytes, 2, 4));
}
if (isLittleEndian)
{
this.DirectoryNumberOfParentDirectory = BitConverter.ToUInt16(ParseFile.ParseSimpleOffset(pathBytes, 6, 2), 0);
}
else
{
this.DirectoryNumberOfParentDirectory = ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(pathBytes, 6, 2));
}
this.DirectoryIdentifierBytes = ParseFile.ParseSimpleOffset(pathBytes, 8, this.LengthOfDirectoryIdentifier);
this.DirectoryIdentifier =
ByteConversion.GetEncodedText(this.DirectoryIdentifierBytes,
ByteConversion.GetPredictedCodePageForTags(this.DirectoryIdentifierBytes));
if (this.LengthOfDirectoryIdentifier % 2 == 1)
{
this.PaddingByte = ParseFile.ParseSimpleOffset(pathBytes, this.LengthOfDirectoryIdentifier + 8, 1)[0];
}
}
protected override void DoTaskForFile(string pPath, IVgmtWorkerStruct pExtractAdxStruct, DoWorkEventArgs e)
{
ExtractAdxStruct extractAdxStruct = (ExtractAdxStruct)pExtractAdxStruct;
long offset = 0;
uint copyrightOffset;
byte[] copyrightBytes;
uint totalHeaderSize;
int encodingType;
uint blockSize;
uint bitDepth;
uint channelCount;
uint sampleRate;
uint totalSamples;
uint fileSize;
int fileCount = 0;
string outputPath = Path.Combine(Path.GetDirectoryName(pPath), "_cri_adx_ext");
string outputFileName;
string outputFilePath;
FileInfo fi = new FileInfo(pPath);
using (FileStream fs = File.Open(pPath, FileMode.Open, FileAccess.Read))
{
outputPath = Path.Combine(Path.GetDirectoryName(pPath), String.Format("{0}_ADXs", Path.GetFileNameWithoutExtension(pPath)));
while ((offset = ParseFile.GetNextOffset(fs, offset, ADX_SIG_BYTES)) > -1)
{
if (!this.CancellationPending)
{
// get offset to copyright string
copyrightOffset = (uint)ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(fs, offset + 2, 2));
copyrightBytes = ParseFile.ParseSimpleOffset(fs, offset + copyrightOffset - 2, CRI_COPYRIGHT_BYTES.Length);
// check that copyright bytes are present
if (ParseFile.CompareSegment(copyrightBytes, 0, CRI_COPYRIGHT_BYTES))
{
// verify this is standard ADX
encodingType = ParseFile.ParseSimpleOffset(fs, offset + 4, 1)[0];
if (encodingType != 3)
{
fileSize = 1;
}
else
{
// get other info
blockSize = (uint)ParseFile.ParseSimpleOffset(fs, offset + 5, 1)[0];
bitDepth = (uint)ParseFile.ParseSimpleOffset(fs, offset + 6, 1)[0];
channelCount = (uint)ParseFile.ParseSimpleOffset(fs, offset + 7, 1)[0];
sampleRate = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(fs, offset + 8, 4));
totalSamples = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(fs, offset + 0xC, 4));
totalHeaderSize = copyrightOffset + 4;
// calculate file size
fileSize = (((totalSamples + 0x1F) / (bitDepth * 8)) * channelCount * blockSize) + totalHeaderSize + blockSize;
// extract file
outputFileName = String.Format("{0}_{1}.adx", Path.GetFileNameWithoutExtension(pPath), fileCount.ToString("X8"));
outputFilePath = Path.Combine(outputPath, outputFileName);
this.progressStruct.Clear();
this.progressStruct.GenericMessage = String.Format("{0} - offset: 0x{1} size: 0x{2}{3}", outputFileName, offset.ToString("X8"), fileSize.ToString("X8"), Environment.NewLine);
ReportProgress(Constants.ProgressMessageOnly, this.progressStruct);
ParseFile.ExtractChunkToFile(fs, offset, (int)fileSize, outputFilePath, true, true);
fileCount++;
}
offset += fileSize;
}
else
{
offset += 1;
}
}
else
{
e.Cancel = true;
return;
}
}
}
}
public NullDcGdiDirectoryRecord(byte[] directoryBytes, bool volumeContainsXaData)
{
byte[] xaAttributes;
ushort xaItemDetails;
this.LengthOfDirectoryRecord = directoryBytes[0];
if (this.LengthOfDirectoryRecord > 0)
{
this.ExtendedAttributeRecordLength = directoryBytes[1];
this.LocationOfExtent = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(directoryBytes, 2, 4), 0);
this.DataLength = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(directoryBytes, 0x0A, 4), 0);
if (ParseFile.CompareSegmentUsingSourceOffset(directoryBytes, 0x12, Iso9660.EMPTY_FILE_DATETIME.Length, Iso9660.EMPTY_FILE_DATETIME))
{
this.RecordingDateAndTime = DateTime.MinValue;
}
else
{
this.RecordingDateAndTime = new DateTime(directoryBytes[0x12] + 1900,
directoryBytes[0x13],
directoryBytes[0x14],
directoryBytes[0x15],
directoryBytes[0x16],
directoryBytes[0x17]);
}
this.FileFlags = directoryBytes[0x19];
this.FlagExistance = (this.FileFlags & 0x1) == 0x1 ? true : false;
this.FlagDirectory = (this.FileFlags & 0x2) == 0x2 ? true : false;
this.FlagAssociatedFile = (this.FileFlags & 0x4) == 0x4 ? true : false;
this.FlagRecord = (this.FileFlags & 0x08) == 0x08 ? true : false;
this.FlagProtection = (this.FileFlags & 0x10) == 0x10 ? true : false;
this.FlagMultiExtent = (this.FileFlags & 0x80) == 0x80 ? true : false;
this.FileUnitSize = directoryBytes[0x1A];
this.InterleaveGapSize = directoryBytes[0x1B];
this.VolumeSequenceNumber = BitConverter.ToUInt16(ParseFile.ParseSimpleOffset(directoryBytes, 0x1C, 2), 0);
this.LengthOfFileIdentifier = directoryBytes[0x20];
this.FileIdentifier = ParseFile.ParseSimpleOffset(directoryBytes, 0x21, this.LengthOfFileIdentifier);
// parse identifier
if ((this.LengthOfFileIdentifier == 1) && (this.FileIdentifier[0] == 0))
{
this.FileIdentifierString = ".";
}
else if ((this.LengthOfFileIdentifier == 1) && (this.FileIdentifier[0] == 1))
{
this.FileIdentifierString = "..";
}
else if (this.LengthOfFileIdentifier > 0)
{
this.FileIdentifierString =
ByteConversion.GetEncodedText(this.FileIdentifier,
ByteConversion.GetPredictedCodePageForTags(this.FileIdentifier));
}
if (this.LengthOfFileIdentifier % 2 == 0)
{
this.PaddingField = ParseFile.ParseSimpleOffset(directoryBytes, 0x21 + this.LengthOfFileIdentifier, 1);
}
else
{
this.PaddingField = new byte[0];
}
this.ItemMode = CdSectorType.Unknown;
// CD-XA
if (volumeContainsXaData)
{
if (directoryBytes.Length >=
(0x21 + this.LengthOfFileIdentifier + this.PaddingField.Length + 0xE))
{
xaAttributes = ParseFile.ParseSimpleOffset(directoryBytes, 0x21 + this.LengthOfFileIdentifier + this.PaddingField.Length, 0xE); //verify cut size
// verify this is an XA entry
if (ParseFile.CompareSegmentUsingSourceOffset(xaAttributes, 6, XA_SIGNATURE.Length, XA_SIGNATURE))
{
xaItemDetails = ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(xaAttributes, 4, 2));
if ((xaItemDetails & XA_ATTR_INTERLEAVED) == XA_ATTR_INTERLEAVED)
{
this.ItemMode = CdSectorType.XaInterleaved;
this.DataLength = (uint)(this.DataLength / (uint)CdRom.NON_RAW_SECTOR_SIZE) * (uint)CdRom.RAW_SECTOR_SIZE;
}
else if ((xaItemDetails & XA_ATTR_MODE2FORM1) == XA_ATTR_MODE2FORM1)
{
this.ItemMode = CdSectorType.Mode2Form1;
}
else if ((xaItemDetails & XA_ATTR_MODE2FORM2) == XA_ATTR_MODE2FORM2)
{
this.ItemMode = CdSectorType.Mode2Form2;
this.DataLength = (uint)(this.DataLength / (uint)CdRom.NON_RAW_SECTOR_SIZE) * (uint)CdRom.RAW_SECTOR_SIZE;
}
else if ((xaItemDetails & XA_ATTR_CDDA) == XA_ATTR_CDDA)
{
this.ItemMode = CdSectorType.Audio;
this.DataLength = (uint)(this.DataLength / (uint)CdRom.NON_RAW_SECTOR_SIZE) * (uint)CdRom.RAW_SECTOR_SIZE;
}
else
{
this.ItemMode = CdSectorType.Unknown;
}
}
}
}
/*
* public byte[] SystemUse { set; get; }
*/
}
}
public GreenBookCdiDirectoryRecord(byte[] directoryBytes)
{
this.LengthOfDirectoryRecord = directoryBytes[0];
if (this.LengthOfDirectoryRecord > 0)
{
this.ExtendedAttributeRecordLength = directoryBytes[1];
this.LocationOfExtent = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(directoryBytes, 6, 4));
this.DataLength = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(directoryBytes, 0x0E, 4));
this.RecordingDateAndTime = new DateTime(directoryBytes[0x12] + 1900,
directoryBytes[0x13],
directoryBytes[0x14],
directoryBytes[0x15],
directoryBytes[0x16],
directoryBytes[0x17]);
this.FileFlags = directoryBytes[this.LengthOfDirectoryRecord - 6];
ushort cdiItemDetails = ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(directoryBytes, this.LengthOfDirectoryRecord - 6, 2));
if ((cdiItemDetails & CDI_ATTR_DIRECTORY) == CDI_ATTR_DIRECTORY)
{
this.FlagDirectory = true;
}
//else if ((cdiItemDetails & CDI_ATTR_MODE2FORM1) == CDI_ATTR_MODE2FORM1)
//{
// this.ItemMode = CdSectorType.Mode2Form1;
//}
//else if ((cdiItemDetails & CDI_ATTR_MODE2FORM2) == CDI_ATTR_MODE2FORM2)
//{
// this.ItemMode = CdSectorType.Mode2Form2;
// this.DataLength = (uint)(this.DataLength / (uint)CdRom.NON_RAW_SECTOR_SIZE) * (uint)CdRom.RAW_SECTOR_SIZE;
//}
//else if ((cdiItemDetails & CDI_ATTR_CDDA) == CDI_ATTR_CDDA)
//{
// this.ItemMode = CdSectorType.Audio;
// this.DataLength = (uint)(this.DataLength / (uint)CdRom.NON_RAW_SECTOR_SIZE) * (uint)CdRom.RAW_SECTOR_SIZE;
//}
//else
//{
// this.ItemMode = CdSectorType.Unknown;
//}
/*
* this.FlagExistance = (this.FileFlags & 0x1) == 0x1 ? true : false;
* this.FlagDirectory = (this.FileFlags & 0x2) == 0x2 ? true : false;
* this.FlagAssociatedFile = (this.FileFlags & 0x4) == 0x4 ? true : false;
* this.FlagRecord = (this.FileFlags & 0x08) == 0x08 ? true : false;
* this.FlagProtection = (this.FileFlags & 0x10) == 0x10 ? true : false;
* this.FlagMultiExtent = (this.FileFlags & 0x80) == 0x80 ? false : true;
*/
this.FileUnitSize = directoryBytes[0x1A];
this.InterleaveGapSize = directoryBytes[0x1B];
this.VolumeSequenceNumber = BitConverter.ToUInt16(ParseFile.ParseSimpleOffset(directoryBytes, 0x1E, 2), 0);
this.LengthOfFileIdentifier = directoryBytes[0x20];
this.FileIdentifier = ParseFile.ParseSimpleOffset(directoryBytes, 0x21, this.LengthOfFileIdentifier);
// parse identifier
if (this.LengthOfFileIdentifier > 1)
{
this.FileIdentifierString =
ByteConversion.GetEncodedText(this.FileIdentifier,
ByteConversion.GetPredictedCodePageForTags(this.FileIdentifier));
}
else if (this.FileIdentifier[0] == 0)
{
this.FileIdentifierString = ".";
}
else if (this.FileIdentifier[0] == 1)
{
this.FileIdentifierString = "..";
}
/*
*
* public byte[] PaddingField { set; get; }
* public byte[] SystemUse { set; get; }
*/
}
}
public void Initialize(FileStream isoStream, long offset, bool isRawDump)
{
byte[] sectorBytes;
byte[] sectorDataBytes;
this.FormatDescription = GreenBookCdi.FORMAT_DESCRIPTION_STRING;
this.VolumeType = VolumeDataType.Data;
this.IsRawDump = isRawDump;
this.DirectoryStructureArray = new ArrayList();
this.VolumeBaseOffset =
this.IsRawDump ? (offset - Iso9660.EMPTY_HEADER_SIZE_RAW) : (offset - Iso9660.EMPTY_HEADER_SIZE);
this.SectorSize =
this.IsRawDump ? (int)CdRom.RAW_SECTOR_SIZE : (int)CdRom.NON_RAW_SECTOR_SIZE;
// parse inital level sector
sectorBytes = ParseFile.ParseSimpleOffset(isoStream, offset, this.SectorSize);
sectorDataBytes = CdRom.GetDataChunkFromSector(sectorBytes, this.IsRawDump);
this.VolumeDescriptorType = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x00, 1)[0];
this.StandardIdentifier = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x01, 5);
this.VolumeDescriptorVersion = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x06, 1)[0];
this.UnusedField1 = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x07, 1)[0];
this.SystemIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x08, 0x20)).Trim();
this.VolumeIdentifier = ByteConversion.GetAsciiText(FileUtil.ReplaceNullByteWithSpace(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x28, 0x20))).Trim();
this.UnusedField2 = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x48, 0x08);
this.VolumeSpaceSize = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x54, 0x04));
this.UnusedField3 = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x58, 0x20);
this.VolumeSetSize = ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x7A, 0x02));
this.VolumeSequenceNumber = ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x7E, 0x02));
this.LogicalBlockSize = ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x82, 0x02));
this.PathTableSize = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x88, 0x04));
this.LocationOfOccurrenceOfTypeLPathTable = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x8C, 0x04), 0);
this.LocationOfOptionalOccurrenceOfTypeLPathTable = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x90, 0x04), 0);
this.LocationOfOccurrenceOfTypeMPathTable = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x94, 0x04));
this.LocationOfOptionalOccurrenceOfTypeMPathTable = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x98, 0x04));
this.DirectoryRecordForRootDirectoryBytes = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x9C, 0x22);
this.DirectoryRecordForRootDirectory = new GreenBookCdiDirectoryRecord(this.DirectoryRecordForRootDirectoryBytes);
this.VolumeSetIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0xBE, 0x80)).Trim();
this.PublisherIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x13E, 0x80)).Trim();
this.DataPreparerIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x1BE, 0x80)).Trim();
this.ApplicationIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x23E, 0x80)).Trim();
this.CopyrightFileIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x2BE, 0x25)).Trim();
this.AbstractFileIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x2E3, 0x25)).Trim();
this.BibliographicFileIdentifier = ByteConversion.GetAsciiText(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x308, 0x25)).Trim();
this.VolumeCreationDateAndTime = Iso9660.GetIsoDateTime(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x32D, 0x11));
this.VolumeModificationDateAndTime = Iso9660.GetIsoDateTime(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x33E, 0x11));
this.VolumeExpirationDateAndTime = Iso9660.GetIsoDateTime(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x34F, 0x11));
this.VolumeEffectiveDateAndTime = Iso9660.GetIsoDateTime(ParseFile.ParseSimpleOffset(sectorDataBytes, 0x360, 0x11));
this.FileStructureVersion = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x371, 1)[0];
this.Reserved1 = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x372, 1)[0];
this.ApplicationUse = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x373, 0x200);
this.Reserved2 = ParseFile.ParseSimpleOffset(sectorDataBytes, 0x573, 0x28D);
this.LoadDirectories(isoStream);
}
public static string ExtractAdxStreams(string path, string filePrefix, string outputFolder, out string messages)
{
string extractedToFolder = String.Empty;
StringBuilder messageBuffer = new StringBuilder();
messages = String.Empty;
long offset = 0;
uint copyrightOffset;
byte[] copyrightBytes;
uint totalHeaderSize;
int encodingType;
uint blockSize;
uint bitDepth;
uint channelCount;
uint sampleRate;
uint totalSamples;
uint fileSize;
int fileCount = 0;
string outputFileName;
string outputFilePath;
FileInfo fi = new FileInfo(path);
using (FileStream fs = File.Open(path, FileMode.Open, FileAccess.Read))
{
if (!String.IsNullOrEmpty(outputFolder))
{
extractedToFolder = outputFolder;
}
else
{
extractedToFolder = Path.Combine(Path.GetDirectoryName(path), String.Format("{0}_ADXs", Path.GetFileNameWithoutExtension(path)));
}
while ((offset = ParseFile.GetNextOffset(fs, offset, ADX_SIG_BYTES)) > -1)
{
// get offset to copyright string
copyrightOffset = (uint)ByteConversion.GetUInt16BigEndian(ParseFile.ParseSimpleOffset(fs, offset + 2, 2));
copyrightBytes = ParseFile.ParseSimpleOffset(fs, offset + copyrightOffset - 2, CRI_COPYRIGHT_BYTES.Length);
// check that copyright bytes are present
if (ParseFile.CompareSegment(copyrightBytes, 0, CRI_COPYRIGHT_BYTES))
{
// verify this is standard ADX
encodingType = ParseFile.ParseSimpleOffset(fs, offset + 4, 1)[0];
if (encodingType != 3)
{
fileSize = 1;
}
else
{
// get other info
blockSize = (uint)ParseFile.ParseSimpleOffset(fs, offset + 5, 1)[0];
bitDepth = (uint)ParseFile.ParseSimpleOffset(fs, offset + 6, 1)[0];
channelCount = (uint)ParseFile.ParseSimpleOffset(fs, offset + 7, 1)[0];
sampleRate = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(fs, offset + 8, 4));
totalSamples = ByteConversion.GetUInt32BigEndian(ParseFile.ParseSimpleOffset(fs, offset + 0xC, 4));
totalHeaderSize = copyrightOffset + 4;
// calculate file size
fileSize = (((totalSamples + 0x1F) / (bitDepth * 8)) * channelCount * blockSize) + totalHeaderSize + blockSize;
// extract file
if (!String.IsNullOrEmpty(filePrefix))
{
outputFileName = String.Format("{0}_{1}.adx", filePrefix, fileCount.ToString("X8"));
}
else
{
outputFileName = String.Format("{0}_{1}.adx", Path.GetFileNameWithoutExtension(path), fileCount.ToString("X8"));
}
outputFilePath = Path.Combine(extractedToFolder, outputFileName);
ParseFile.ExtractChunkToFile(fs, offset, (int)fileSize, outputFilePath, true, true);
messageBuffer.AppendFormat("{0} - offset: 0x{1} size: 0x{2}{3}", outputFileName, offset.ToString("X8"), fileSize.ToString("X8"), Environment.NewLine);
fileCount++;
}
offset += fileSize;
}
else
{
offset += 1;
}
}
}
messages = messageBuffer.ToString();
return(extractedToFolder);
}
