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Code reformat.
This commit is contained in:
174
DVD/Cartridge.cs
174
DVD/Cartridge.cs
@@ -36,159 +36,88 @@ using System.Text;
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namespace DiscImageChef.Decoders.DVD
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{
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/// <summary>
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/// Information from the following standards:
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/// ANSI X3.304-1997
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/// T10/1048-D revision 9.0
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/// T10/1048-D revision 10a
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/// T10/1228-D revision 7.0c
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/// T10/1228-D revision 11a
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/// T10/1363-D revision 10g
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/// T10/1545-D revision 1d
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/// T10/1545-D revision 5
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/// T10/1545-D revision 5a
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/// T10/1675-D revision 2c
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/// T10/1675-D revision 4
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/// T10/1836-D revision 2g
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/// Information from the following standards: ANSI X3.304-1997 T10/1048-D revision 9.0 T10/1048-D revision 10a
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/// T10/1228-D revision 7.0c T10/1228-D revision 11a T10/1363-D revision 10g T10/1545-D revision 1d T10/1545-D revision
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/// 5 T10/1545-D revision 5a T10/1675-D revision 2c T10/1675-D revision 4 T10/1836-D revision 2g
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/// </summary>
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[SuppressMessage("ReSharper", "InconsistentNaming")]
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[SuppressMessage("ReSharper", "MemberCanBeInternal")]
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
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[SuppressMessage("ReSharper", "NotAccessedField.Global")]
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[SuppressMessage("ReSharper", "InconsistentNaming"), SuppressMessage("ReSharper", "MemberCanBeInternal"),
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SuppressMessage("ReSharper", "MemberCanBePrivate.Global"), SuppressMessage("ReSharper", "NotAccessedField.Global")]
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public static class Cartridge
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{
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public struct MediumStatus
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{
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/// <summary>
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/// Bytes 0 to 1
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/// Data length
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/// </summary>
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public ushort DataLength;
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/// <summary>
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/// Byte 2
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/// Reserved
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/// </summary>
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public byte Reserved1;
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/// <summary>
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/// Byte 3
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/// Reserved
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/// </summary>
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public byte Reserved2;
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/// <summary>
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/// Byte 4, bit 7
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/// Medium is in a cartridge
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/// </summary>
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public bool Cartridge;
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/// <summary>
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/// Byte 4, bit 6
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/// Medium has been taken out/inserted in a cartridge
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/// </summary>
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public bool OUT;
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/// <summary>
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/// Byte 4, bits 5 to 4
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/// Reserved
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/// </summary>
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public byte Reserved3;
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/// <summary>
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/// Byte 4, bit 3
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/// Media is write protected by reason stablished in RAMSWI
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/// </summary>
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public bool MSWI;
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/// <summary>
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/// Byte 4, bit 2
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/// Media is write protected by cartridge
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/// </summary>
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public bool CWP;
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/// <summary>
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/// Byte 4, bit 1
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/// Media is persistently write protected
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/// </summary>
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public bool PWP;
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/// <summary>
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/// Byte 4, bit 0
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/// Reserved
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/// </summary>
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public bool Reserved4;
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/// <summary>
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/// Byte 5
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/// Writable status depending on cartridge
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/// </summary>
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public byte DiscType;
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/// <summary>
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/// Byte 6
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/// Reserved
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/// </summary>
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public byte Reserved5;
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/// <summary>
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/// Byte 7
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/// Reason of specific write protection, only defined 0x01 as "bare disc wp", and 0xFF as unspecified. Rest reserved.
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/// </summary>
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public byte RAMSWI;
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}
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public static MediumStatus? Decode(byte[] response)
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{
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if(response?.Length != 8) return null;
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if(response?.Length != 8)
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return null;
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return new MediumStatus
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{
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DataLength = (ushort)((response[0] << 8) + response[1]),
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Reserved1 = response[2],
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Reserved2 = response[3],
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Cartridge = (response[4] & 0x80) == 0x80,
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OUT = (response[4] & 0x40) == 0x40,
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Reserved3 = (byte)((response[4] & 0x30) >> 4),
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MSWI = (response[4] & 0x08) == 0x08,
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CWP = (response[4] & 0x04) == 0x04,
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PWP = (response[4] & 0x02) == 0x02,
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Reserved4 = (response[4] & 0x01) == 0x01,
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DiscType = response[5],
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Reserved5 = response[6],
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DataLength = (ushort)((response[0] << 8) + response[1]), Reserved1 = response[2],
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Reserved2 = response[3], Cartridge = (response[4] & 0x80) == 0x80,
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OUT = (response[4] & 0x40) == 0x40,
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Reserved3 = (byte)((response[4] & 0x30) >> 4), MSWI = (response[4] & 0x08) == 0x08,
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CWP = (response[4] & 0x04) == 0x04,
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PWP = (response[4] & 0x02) == 0x02,
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Reserved4 = (response[4] & 0x01) == 0x01,
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DiscType = response[5], Reserved5 = response[6],
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RAMSWI = response[7]
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};
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}
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public static string Prettify(MediumStatus? status)
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{
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if(status == null) return null;
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if(status == null)
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return null;
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MediumStatus decoded = status.Value;
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StringBuilder sb = new StringBuilder();
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MediumStatus decoded = status.Value;
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var sb = new StringBuilder();
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if(decoded.PWP) sb.AppendLine("Disc surface is set to write protected status");
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if(decoded.PWP)
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sb.AppendLine("Disc surface is set to write protected status");
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if(decoded.Cartridge)
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{
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sb.AppendLine("Disc comes in a cartridge");
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if(decoded.OUT) sb.AppendLine("Disc has been extracted from the cartridge");
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if(decoded.CWP) sb.AppendLine("Cartridge is set to write protected");
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if(decoded.OUT)
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sb.AppendLine("Disc has been extracted from the cartridge");
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if(decoded.CWP)
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sb.AppendLine("Cartridge is set to write protected");
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}
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switch(decoded.DiscType)
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{
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case 0:
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sb.AppendLine("Disc shall not be written without a cartridge");
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break;
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case 0x10:
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sb.AppendLine("Disc may be written without a cartridge");
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break;
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default:
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sb.AppendFormat("Unknown disc type id {0}", decoded.DiscType).AppendLine();
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break;
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}
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if(!decoded.MSWI) return sb.ToString();
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if(!decoded.MSWI)
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return sb.ToString();
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switch(decoded.RAMSWI)
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{
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case 0: break;
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case 1:
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sb.AppendLine("Disc is write inhibited because it has been extracted from the cartridge");
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break;
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case 0xFF:
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sb.AppendLine("Disc is write inhibited for an unspecified reason");
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break;
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default:
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sb.AppendFormat("Disc has unknown reason {0} for write inhibition", decoded.RAMSWI).AppendLine();
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break;
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}
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@@ -196,5 +125,38 @@ namespace DiscImageChef.Decoders.DVD
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}
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public static string Prettify(byte[] response) => Prettify(Decode(response));
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public struct MediumStatus
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{
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/// <summary>Bytes 0 to 1 Data length</summary>
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public ushort DataLength;
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/// <summary>Byte 2 Reserved</summary>
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public byte Reserved1;
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/// <summary>Byte 3 Reserved</summary>
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public byte Reserved2;
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/// <summary>Byte 4, bit 7 Medium is in a cartridge</summary>
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public bool Cartridge;
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/// <summary>Byte 4, bit 6 Medium has been taken out/inserted in a cartridge</summary>
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public bool OUT;
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/// <summary>Byte 4, bits 5 to 4 Reserved</summary>
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public byte Reserved3;
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/// <summary>Byte 4, bit 3 Media is write protected by reason stablished in RAMSWI</summary>
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public bool MSWI;
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/// <summary>Byte 4, bit 2 Media is write protected by cartridge</summary>
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public bool CWP;
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/// <summary>Byte 4, bit 1 Media is persistently write protected</summary>
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public bool PWP;
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/// <summary>Byte 4, bit 0 Reserved</summary>
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public bool Reserved4;
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/// <summary>Byte 5 Writable status depending on cartridge</summary>
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public byte DiscType;
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/// <summary>Byte 6 Reserved</summary>
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public byte Reserved5;
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/// <summary>
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/// Byte 7 Reason of specific write protection, only defined 0x01 as "bare disc wp", and 0xFF as unspecified. Rest
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/// reserved.
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/// </summary>
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public byte RAMSWI;
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}
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}
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}
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