/// <summary>
/// Read Audio Sectors
/// </summary>
/// <param name="sector">The sector where to start to read</param>
/// <param name="Buffer">The length must be at least CB_CDDASECTOR*Sectors bytes</param>
/// <param name="NumSectors">Number of sectors to read</param>
/// <returns>True on success</returns>
protected bool ReadSector(int sector, byte[] Buffer, int NumSectors)
{
if (TocValid && ((sector + NumSectors) <= GetEndSector(Toc.LastTrack)) &&
(Buffer.Length >= CB_AUDIO * NumSectors))
{
var rri = new Win32Functions.RAW_READ_INFO();
rri.TrackMode = Win32Functions.TRACK_MODE_TYPE.CDDA;
rri.SectorCount = (uint)NumSectors;
rri.DiskOffset = sector * CB_CDROMSECTOR;
uint BytesRead = 0;
if (
Win32Functions.DeviceIoControl(cdHandle, Win32Functions.IOCTL_CDROM_RAW_READ, rri,
(uint)Marshal.SizeOf(rri), Buffer, (uint)NumSectors * CB_AUDIO,
ref BytesRead, IntPtr.Zero) != 0)
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
/// <summary>
/// Read Audio Sectors
/// </summary>
/// <param name="sector">The sector where to start to read</param>
/// <param name="Buffer">The length must be at least CB_CDDASECTOR*Sectors bytes</param>
/// <param name="NumSectors">Number of sectors to read</param>
/// <returns>True on success</returns>
protected bool ReadSector(int sector, byte[] Buffer, int NumSectors)
{
if (TocValid && ((sector + NumSectors) <= GetEndSector(Toc.LastTrack)) &&
(Buffer.Length >= CB_AUDIO*NumSectors))
{
var rri = new Win32Functions.RAW_READ_INFO();
rri.TrackMode = Win32Functions.TRACK_MODE_TYPE.CDDA;
rri.SectorCount = (uint) NumSectors;
rri.DiskOffset = sector*CB_CDROMSECTOR;
uint BytesRead = 0;
if (
Win32Functions.DeviceIoControl(cdHandle, Win32Functions.IOCTL_CDROM_RAW_READ, rri,
(uint) Marshal.SizeOf(rri), Buffer, (uint) NumSectors*CB_AUDIO,
ref BytesRead, IntPtr.Zero) != 0)
{
return true;
}
else
{
return false;
}
}
else
{
return false;
}
}
