//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private byte[] readFile(String fileName) throws java.io.IOException
private sbyte[] readFile(string fileName)
{
if (!hasFile(fileName))
{
return(null);
}
UmdIsoFile file = getFile(fileName);
int Length = (int)file.Length();
sbyte[] buffer = new sbyte[Length];
int read = file.read(buffer);
if (read < 0)
{
return(null);
}
// Read less than expected?
if (read < Length)
{
// Shrink the buffer to the read size
sbyte[] newBuffer = new sbyte[read];
Array.Copy(buffer, 0, newBuffer, 0, read);
buffer = newBuffer;
}
return(buffer);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private bool hasIsoHeader() throws java.io.IOException
private bool hasIsoHeader()
{
if (numSectors <= 0)
{
return(false);
}
UmdIsoFile f = new UmdIsoFile(this, startSector, sectorLength, null, null);
sbyte[] header = new sbyte[6];
int Length = f.read(header);
f.Dispose();
if (Length < header.Length)
{
return(false);
}
if (header[1] != (sbyte)'C' || header[2] != (sbyte)'D' || header[3] != (sbyte)'0' || header[4] != (sbyte)'0' || header[5] != (sbyte)'1')
{
return(false);
}
hasJolietExtension_Renamed = false;
f = new UmdIsoFile(this, startSectorJoliet, sectorLength, null, null);
Length = f.read(header);
f.Dispose();
if (Length == header.Length)
{
if (header[0] == 2 && header[1] == (sbyte)'C' && header[2] == (sbyte)'D' && header[3] == (sbyte)'0' && header[4] == (sbyte)'0' && header[5] == (sbyte)'1')
{
hasJolietExtension_Renamed = true;
}
}
return(true);
}