/// <summary>
/// Reads stream data from file
/// </summary>
/// <returns>Stream data</returns>
public byte[] ReadStream()
{
uint sector = m_startSector, prevSector = 0;
int sectorSize = m_hdr.SectorSize;
byte[] buff = new byte[sectorSize];
byte[] ret;
using (MemoryStream ms = new MemoryStream(sectorSize * 8))
{
lock (m_fileStream)
{
do
{
if (prevSector == 0 || (sector - prevSector) != 1)
{
m_fileStream.Seek((sector + 1) * sectorSize, SeekOrigin.Begin);
}
prevSector = sector;
m_fileStream.Read(buff, 0, sectorSize);
ms.Write(buff, 0, sectorSize);
} while ((sector = m_fat.GetNextSector(sector)) != (uint)FATMARKERS.FAT_EndOfChain);
}
ret = ms.ToArray();
}
return(ret);
}
public byte[] ReadStream()
{
uint startSector = this.m_startSector;
uint num2 = 0;
int count = this.m_isMini ? this.m_hdr.MiniSectorSize : this.m_hdr.SectorSize;
XlsFat fat = this.m_isMini ? this.m_minifat : this.m_fat;
long num4 = 0L;
if (this.m_isMini && (this.m_rootDir != null))
{
num4 = (this.m_rootDir.RootEntry.StreamFirstSector + 1) * this.m_hdr.SectorSize;
}
byte[] buffer = new byte[count];
using (MemoryStream stream = new MemoryStream(count * 8))
{
lock (this.m_fileStream)
{
do
{
if ((num2 == 0) || ((startSector - num2) != 1))
{
uint num5 = this.m_isMini ? startSector : (startSector + 1);
this.m_fileStream.Seek((num5 * count) + num4, SeekOrigin.Begin);
}
num2 = startSector;
this.m_fileStream.Read(buffer, 0, count);
stream.Write(buffer, 0, count);
}while ((startSector = fat.GetNextSector(startSector)) != 0xfffffffe);
}
return(stream.ToArray());
}
}
