public static SFOHeader Read(Stream fIn)
{
SFOHeader sfoHeader = new SFOHeader();
byte[] tempByteArray = new byte[4];
// read FileType
fIn.Read(tempByteArray, 0, 4);
sfoHeader.SetFileType(SFOReaderUtilities.ByteArrayToString(tempByteArray));
// read sfoVerion
fIn.Read(tempByteArray, 0, 4);
sfoHeader.SetSfoVersion(SFOReaderUtilities.ByteArrayToString(tempByteArray));
// read offsetKeyTable
fIn.Read(tempByteArray, 0, 4);
sfoHeader.SetOffsetKeyTable(SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray));
// read offsetValueTable
fIn.Read(tempByteArray, 0, 4);
sfoHeader.SetOffsetValueTable(SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray));
// read numberDataItem
fIn.Read(tempByteArray, 0, 4);
sfoHeader.SetNumberDataItems(SFOReaderUtilities.ByteArrayReverseToInt(tempByteArray));
return(sfoHeader);
}
/**
* Reads an entry of the dataValueTable an return it as String
*
* @param fIn
* @param sfoIndexTableEntry
* @return String
* @throws IOException
*/
public string ReadEntry(Stream sfoFile, SFOIndexTableEntry sfoIndexTableEntry)
{
byte[] entryByteArray = new byte[sfoIndexTableEntry.GetSizeValueData()];
sfoFile.Read(entryByteArray, 0, sfoIndexTableEntry.GetSizeValueData());
this.valueBytesReaded += sfoIndexTableEntry.GetSizeValueData();
long offsetNextValue = sfoIndexTableEntry.GetOffsetDataValueInDataTable() +
sfoIndexTableEntry.GetSizeValueDataAndPadding(); // korrekt!
long skipBytes = offsetNextValue - this.valueBytesReaded;
sfoFile.Seek(skipBytes, SeekOrigin.Current);
this.valueBytesReaded += Convert.ToInt32(skipBytes);
return(SFOReaderUtilities.ByteArrayToString(entryByteArray, true));
}
/**
* Converts any byte[]-Array to a string with the specified encoding.
*
* @param byteArray
* @param encoding
* @return String
*/
public static string ByteArrayToString(byte[] byteArray)
{
return(SFOReaderUtilities.ByteArrayToString(byteArray, false));
}