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chudov
2008-11-26 18:57:40 +00:00
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Bwg.Scsi/WriteParameterModePage.cs Normal file
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//
// BwgBurn - CD-R/CD-RW/DVD-R/DVD-RW burning program for Windows XP
//
// Copyright (C) 2006 by Jack W. Griffin (butchg@comcast.net)
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the
//
// Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330,
// Boston, MA 02111-1307 USA
//
using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
namespace Bwg.Scsi
{
/// <summary>
/// This class represents mode page 5, Write Parameters Mode Page
/// </summary>
public class WriteParameterModePage : ModePage
{
#region public types
/// <summary>
/// The type of write (packet/incremental, track, session)
/// </summary>
public enum WriteTypeType : byte
{
/// <summary>
/// Packet or incremental
/// </summary>
PacketIncremental = 0,
/// <summary>
/// Track at once
/// </summary>
TrackAtOnce = 1,
/// <summary>
/// Session at once
/// </summary>
SessionAtOnce = 2,
/// <summary>
/// Raw data recording
/// </summary>
Raw = 3,
/// <summary>
/// Layer jump recording
/// </summary>
LayerJumpRecording = 4
}
/// <summary>
/// The multisession state of the write page
/// </summary>
public enum MultiSessionType : byte
{
/// <summary>
/// No B0 pointer, therefore no next session allowed
/// </summary>
NoNextSession = 0,
/// <summary>
/// B0 pointer equal to 0xFFFFFF, therefore not next session
/// allowed
/// </summary>
CDNoNextSessionFFFF = 1,
/// <summary>
/// Reserved, do not use
/// </summary>
Reserved = 2,
/// <summary>
/// B0 pointer points to next session
/// </summary>
NextSessionAllowed = 3
} ;
/// <summary>
///
/// </summary>
public enum TrackModeType : byte
{
/// <summary>
///
/// </summary>
TwoChannelAudio = 0x00,
/// <summary>
///
/// </summary>
TwoChannelAudioWithPreemphasis = 0x01,
/// <summary>
///
/// </summary>
DataUninterrupted = 0x04,
/// <summary>
///
/// </summary>
DataIncremental = 0x05,
/// <summary>
///
/// </summary>
FourChannelAudio = 0x08,
/// <summary>
///
/// </summary>
FourChannelAudioWithPreemphasis = 0x09,
} ;
/// <summary>
///
/// </summary>
public enum DataBlockTypeType : byte
{
/// <summary>
/// Raw data, 2352 bytes
/// </summary>
RawData = 0,
/// <summary>
/// Raw data with P and Q subchannels, 2368 bytes
/// </summary>
RawDataWithPAndQ = 1,
/// <summary>
/// Raw data with P - W subchannels packed, 2448 bytes
/// </summary>
RawDataWithPToWPacked = 2,
/// <summary>
/// Raw data with P - W subchannels raw, 2448 bytes
/// </summary>
RawDataWithPToWRaw = 3,
/// <summary>
/// Data mode 1, 2048 bytes
/// </summary>
DataMode1 = 8,
/// <summary>
/// Data mode 2, 2336 bytes
/// </summary>
DataMode2 = 9,
/// <summary>
/// Data mode 2, sub-header from write params, 2048 bytes
/// </summary>
DataMode2Form1 = 10,
/// <summary>
/// Data mode 2, sub-header included, 2056 bytes
/// </summary>
DataMode2Form1Subheader = 11,
/// <summary>
/// Data mode 2, form 2, sub-header from write params, 2324 bytes
/// </summary>
DataMode2Form2 = 12,
/// <summary>
/// Data mode 2, form 2, sub-header included, 2332 bytes
/// </summary>
DataMode2Form2Subheader = 13,
} ;
/// <summary>
///
/// </summary>
public enum SessionFormatType : byte
{
/// <summary>
/// CD DA, CD ROM or other data disk
/// </summary>
CDDA_CDROM = 0x00,
/// <summary>
/// CD-I disk
/// </summary>
CD_I = 0x10,
/// <summary>
/// CD-ROM XA Disk
/// </summary>
CDROM_XA = 0x20,
} ;
#endregion
#region constructor
/// <summary>
/// Construct the mode page
/// </summary>
/// <param name="buffer">pointer to a buffer contains the mode page data</param>
/// <param name="size">the size of the buffer area</param>
/// <param name="offset">the offset to the mode page</param>
public WriteParameterModePage(IntPtr buffer, int size, ref ushort offset)
: base(buffer, size, ref offset)
{
}
#endregion
#region public properties
/// <summary>
/// This property is the burn proof settings on this mode page
/// </summary>
public bool BurnProof
{
get
{
return (m_page_data[2] & 0x40) != 0;
}
set
{
if (value)
m_page_data[2] |= 0x40;
else
m_page_data[2] &= 0xbf;
}
}
/// <summary>
/// If true, the link size field is valid. If not true, the link size is assumed to be
/// sever (per the SCSI MMC specification).
/// </summary>
public bool LinkSizeValid
{
get
{
return (m_page_data[2] & 0x20) != 0;
}
set
{
if (value)
m_page_data[2] |= 0x20;
else
m_page_data[2] &= 0xdf;
}
}
/// <summary>
/// If true, any write will not effect the disk, and the write operation will only be a test. If
/// false the writes will go to the disk. This is also known as simulation.
/// </summary>
public bool TestWrite
{
get
{
return (m_page_data[2] & 0x10) != 0;
}
set
{
if (value)
m_page_data[2] |= 0x10;
else
m_page_data[2] &= 0xef;
}
}
/// <summary>
/// This property sets the write type
/// </summary>
public WriteTypeType WriteType
{
get
{
return (WriteTypeType)(m_page_data[2] & 0x0f);
}
set
{
m_page_data[2] &= 0xf0;
m_page_data[2] |= (byte)value;
}
}
/// <summary>
/// This property controls the multi-session mode of the session or track to
/// be burned.
/// </summary>
public MultiSessionType MultiSession
{
get
{
return (MultiSessionType)((m_page_data[3] >> 6) & 0x03);
}
set
{
Debug.Assert(value != MultiSessionType.Reserved);
m_page_data[3] &= 0x3F;
m_page_data[3] |= (byte)((byte)value << 6);
}
}
/// <summary>
/// This property controls whether the write mode is fixed packet. This only applies
/// if the write type is set to Packet/Incremental.
/// </summary>
public bool FixedPacket
{
get
{
return (m_page_data[3] & 0x20) != 0;
}
set
{
if (value)
m_page_data[3] |= 0x20;
else
m_page_data[3] &= 0xdf;
}
}
/// <summary>
/// If true and the media is CD, SCMS copy protection is enabled.
/// </summary>
public bool Copy
{
get
{
return (m_page_data[3] & 0x10) != 0;
}
set
{
if (value)
m_page_data[3] |= 0x10;
else
m_page_data[3] &= 0xef;
}
}
/// <summary>
/// The track mode. This should be 5 for DVD media, and is the
/// </summary>
public TrackModeType TrackMode
{
get
{
return (TrackModeType)(m_page_data[3] & 0x0d);
}
set
{
m_page_data[3] &= 0xf2;
m_page_data[3] |= (byte)value;
}
}
/// <summary>
/// If true, digital copy if premitted of the content, otherwise it is not.
/// </summary>
public bool DigitalCopyPermitted
{
get
{
return (m_page_data[3] & 0x02) != 0;
}
set
{
if (value)
m_page_data[3] |= 0x02;
else
m_page_data[3] &= 0xfd;
}
}
/// <summary>
///
/// </summary>
public DataBlockTypeType DataBlockType
{
get
{
return (DataBlockTypeType)(m_page_data[4] & 0x0f);
}
set
{
m_page_data[4] &= 0xf0;
m_page_data[4] |= (byte)value;
}
}
/// <summary>
///
/// </summary>
public byte LinkSize
{
get
{
return m_page_data[5];
}
set
{
m_page_data[5] = value;
}
}
/// <summary>
///
/// </summary>
public byte HostApplicationCode
{
get
{
return (byte)(m_page_data[7] & 0x3f);
}
set
{
m_page_data[7] &= 0xc0;
m_page_data[7] |= (byte)(value & 0x3f);
}
}
/// <summary>
///
/// </summary>
public SessionFormatType SessionFormat
{
get
{
return (SessionFormatType)m_page_data[8];
}
set
{
m_page_data[8] = (byte)value;
}
}
/// <summary>
///
/// </summary>
public int PacketSize
{
get
{
return ModeGet32(10);
}
set
{
ModeSet32(10, value);
}
}
/// <summary>
///
/// </summary>
public ushort AudioPauseLength
{
get
{
return ModeGet16(14);
}
set
{
ModeSet16(14, value);
}
}
/// <summary>
///
/// </summary>
public byte[] MediaCatalogNumber
{
get
{
byte[] num = new byte[16];
for (int i = 0; i < 16; i++)
num[i] = m_page_data[16 + i];
return num;
}
set
{
Debug.Assert(value.GetLength(0) == 16);
for (int i = 0; i < 16; i++)
m_page_data[16 + i] = value[i];
}
}
/// <summary>
///
/// </summary>
public byte[] InternationalStandardRecordingCode
{
get
{
byte[] num = new byte[16];
for (int i = 0; i < 16; i++)
num[i] = m_page_data[32 + i];
return num;
}
set
{
Debug.Assert(value.GetLength(0) == 16);
for (int i = 0; i < 16; i++)
m_page_data[32 + i] = value[i];
}
}
/// <summary>
///
/// </summary>
public byte SubHeaderByte0
{
get
{
return m_page_data[48];
}
set
{
m_page_data[48] = value;
}
}
/// <summary>
///
/// </summary>
public byte SubHeaderByte1
{
get
{
return m_page_data[49];
}
set
{
m_page_data[49] = value;
}
}
/// <summary>
///
/// </summary>
public byte SubHeaderByte2
{
get
{
return m_page_data[50];
}
set
{
m_page_data[50] = value;
}
}
/// <summary>
///
/// </summary>
public byte SubHeaderByte3
{
get
{
return m_page_data[51];
}
set
{
m_page_data[51] = value;
}
}
#endregion
}
}