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Detect Playdia discs on media info.

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This commit is contained in:
Natalia Portillo
2018-09-11 20:29:08 +01:00
parent 0d230fffc1
commit 946b19dc15
1 changed files with 63 additions and 7 deletions
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70
DiscImageChef.Core/Media/Info/ScsiInfo.cs
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@@ -63,15 +63,15 @@ namespace DiscImageChef.Core.Media.Info
{
0x50, 0x6C, 0x61, 0x79, 0x53, 0x74, 0x61, 0x74, 0x69, 0x6F, 0x6E, 0x33, 0x00, 0x00, 0x00, 0x00
};
static readonly byte[] OperaId = {
0x01, 0x5A, 0x5A, 0x5A, 0x5A, 0x5A, 0x01
};
static readonly byte[] OperaId = {0x01, 0x5A, 0x5A, 0x5A, 0x5A, 0x5A, 0x01};
// Only present on bootable CDs, but those make more than 99% of all available
static readonly byte[] FmTownsBootId = {
0x49, 0x50, 0x4C, 0x34, 0xEB, 0x55, 0x06
static readonly byte[] FmTownsBootId = {0x49, 0x50, 0x4C, 0x34, 0xEB, 0x55, 0x06};
/// <summary>Present on first two seconds of second track, says "COPYRIGHT BANDAI"</summary>
static readonly byte[] PlaydiaCopyright =
{
0x43, 0x4F, 0x50, 0x59, 0x52, 0x49, 0x47, 0x48, 0x54, 0x20, 0x42, 0x41, 0x4E, 0x44, 0x41, 0x49
};
public ScsiInfo(Device dev)
{
if(dev.Type != DeviceType.SCSI && dev.Type != DeviceType.ATAPI) return;
@@ -1214,6 +1214,8 @@ namespace DiscImageChef.Core.Media.Info
byte[] sector0 = null;
byte[] sector1 = null;
byte[] ps2BootSectors = null;
byte[] playdia1 = null;
byte[] playdia2 = null;
switch(MediaType)
{
@@ -1242,6 +1244,26 @@ namespace DiscImageChef.Core.Media.Info
Array.Copy(cmdBuf, 16, sector1, 0, 2048);
}
sense = dev.ReadCd(out cmdBuf, out senseBuf, 4200, 2352, 1, MmcSectorTypes.AllTypes, false,
false, true, MmcHeaderCodes.AllHeaders, true, true, MmcErrorField.None,
MmcSubchannel.None, dev.Timeout, out _);
if(!sense && !dev.Error)
{
playdia1 = new byte[2048];
Array.Copy(cmdBuf, 24, playdia1, 0, 2048);
}
sense = dev.ReadCd(out cmdBuf, out senseBuf, 4201, 2352, 1, MmcSectorTypes.AllTypes, false,
false, true, MmcHeaderCodes.AllHeaders, true, true, MmcErrorField.None,
MmcSubchannel.None, dev.Timeout, out _);
if(!sense && !dev.Error)
{
playdia2 = new byte[2048];
Array.Copy(cmdBuf, 24, playdia2, 0, 2048);
}
MemoryStream ps2Ms = new MemoryStream();
for(uint p = 0; p < 12; p++)
{
@@ -1277,6 +1299,26 @@ namespace DiscImageChef.Core.Media.Info
Array.Copy(cmdBuf, 1, sector0, 0, 2048);
}
sense = dev.ReadCd(out cmdBuf, out senseBuf, 4200, 2324, 1, MmcSectorTypes.Mode2, false,
false, true, MmcHeaderCodes.None, true, true, MmcErrorField.None,
MmcSubchannel.None, dev.Timeout, out _);
if(!sense && !dev.Error)
{
playdia1 = new byte[2048];
Array.Copy(cmdBuf, 0, playdia1, 0, 2048);
}
sense = dev.ReadCd(out cmdBuf, out senseBuf, 4201, 2324, 1, MmcSectorTypes.Mode2, false,
false, true, MmcHeaderCodes.None, true, true, MmcErrorField.None,
MmcSubchannel.None, dev.Timeout, out _);
if(!sense && !dev.Error)
{
playdia2 = new byte[2048];
Array.Copy(cmdBuf, 0, playdia2, 0, 2048);
}
MemoryStream ps2Ms = new MemoryStream();
for(uint p = 0; p < 12; p++)
{
@@ -1437,6 +1479,7 @@ namespace DiscImageChef.Core.Media.Info
case MediaType.CDPLUS:
case MediaType.CDROM:
case MediaType.CDROMXA:
// TODO: CDTV requires reading the filesystem, searching for a file called "/CDTV.TM"
{
if(CD.DecodeIPBin(sector0).HasValue)
{
@@ -1467,10 +1510,22 @@ namespace DiscImageChef.Core.Media.Info
byte[] syncBytes = new byte[7];
Array.Copy(sector0, 0, syncBytes, 0, 7);
if(OperaId.SequenceEqual(syncBytes)) MediaType = MediaType.ThreeDO;
if(OperaId.SequenceEqual(syncBytes)) MediaType = MediaType.ThreeDO;
if(FmTownsBootId.SequenceEqual(syncBytes)) MediaType = MediaType.FMTOWNS;
}
if(playdia1 != null && playdia2 != null)
{
byte[] pd1 = new byte[PlaydiaCopyright.Length];
byte[] pd2 = new byte[PlaydiaCopyright.Length];
Array.Copy(playdia1, 38, pd1, 0, pd1.Length);
Array.Copy(playdia2, 0, pd2, 0, pd1.Length);
if(PlaydiaCopyright.SequenceEqual(pd1) && PlaydiaCopyright.SequenceEqual(pd2))
MediaType = MediaType.Playdia;
}
break;
}
// TODO: Check for CD-i Ready
@@ -1479,6 +1534,7 @@ namespace DiscImageChef.Core.Media.Info
case MediaType.HDDVDROM:
case MediaType.BDROM:
case MediaType.Unknown:
// TODO: Nuon requires reading the filesystem, searching for a file called "/NUON/NUON.RUN"
if(ps2BootSectors != null && ps2BootSectors.Length == 0x6000)
{
// The decryption key is applied as XOR. As first byte is originally always NULL, it gives us the key :)