public void Dispose()
{
if (!Disposed)
{
ActivateGL();
if (SaveRamModified)
{
DisposedSaveRam = CloneSaveRam();
}
LibYabause.libyabause_setvidbuff(IntPtr.Zero);
LibYabause.libyabause_setsndbuff(IntPtr.Zero);
LibYabause.libyabause_deinit();
VideoHandle.Free();
SoundHandle.Free();
CD.Dispose();
Disposed = true;
DeactivateGL();
}
}
} //Run()
private static bool CompareFile(string infile, DiscInterface loadDiscInterface, DiscInterface cmpif, bool verbose, CancellationTokenSource cancelToken, StringWriter sw)
{
Disc srcDisc = null, dstDisc = null;
try
{
bool success = false;
sw.WriteLine("BEGIN COMPARE: {0}\nSRC {1} vs DST {2}", infile, loadDiscInterface, cmpif);
//reload the original disc, with new policies as needed
var dmj = new DiscMountJob
{
IN_DiscInterface = loadDiscInterface,
IN_DiscMountPolicy = new DiscMountPolicy {
CUE_PregapContradictionModeA = cmpif != DiscInterface.MednaDisc
},
IN_FromPath = infile
};
dmj.Run();
srcDisc = dmj.OUT_Disc;
var dstDmj = new DiscMountJob {
IN_DiscInterface = cmpif, IN_FromPath = infile
};
dstDmj.Run();
dstDisc = dstDmj.OUT_Disc;
var srcDsr = new DiscSectorReader(srcDisc);
var dstDsr = new DiscSectorReader(dstDisc);
var srcToc = srcDisc.TOC;
var dstToc = dstDisc.TOC;
var srcDataBuf = new byte[2448];
var dstDataBuf = new byte[2448];
void SwDumpTocOne(DiscTOC.TOCItem item)
{
if (!item.Exists)
{
sw.Write("(---missing---)");
}
else
{
sw.Write("({0:X2} - {1})", (byte)item.Control, item.LBA);
}
}
void SwDumpToc(int index)
{
sw.Write("SRC TOC#{0,3} ", index);
SwDumpTocOne(srcToc.TOCItems[index]);
sw.WriteLine();
sw.Write("DST TOC#{0,3} ", index);
SwDumpTocOne(dstToc.TOCItems[index]);
sw.WriteLine();
}
//verify sector count
if (srcDisc.Session1.LeadoutLBA != dstDisc.Session1.LeadoutLBA)
{
sw.Write("LeadoutTrack.LBA {0} vs {1}\n", srcDisc.Session1.LeadoutTrack.LBA, dstDisc.Session1.LeadoutTrack.LBA);
goto SKIPPO;
}
//verify TOC match
if (srcDisc.TOC.FirstRecordedTrackNumber != dstDisc.TOC.FirstRecordedTrackNumber ||
srcDisc.TOC.LastRecordedTrackNumber != dstDisc.TOC.LastRecordedTrackNumber)
{
sw.WriteLine("Mismatch of RecordedTrackNumbers: {0}-{1} vs {2}-{3}",
srcDisc.TOC.FirstRecordedTrackNumber, srcDisc.TOC.LastRecordedTrackNumber,
dstDisc.TOC.FirstRecordedTrackNumber, dstDisc.TOC.LastRecordedTrackNumber
);
goto SKIPPO;
}
bool badToc = false;
for (int t = 0; t < 101; t++)
{
if (srcToc.TOCItems[t].Exists != dstToc.TOCItems[t].Exists ||
srcToc.TOCItems[t].Control != dstToc.TOCItems[t].Control ||
srcToc.TOCItems[t].LBA != dstToc.TOCItems[t].LBA
)
{
sw.WriteLine("Mismatch in TOCItem");
SwDumpToc(t);
badToc = true;
}
}
if (badToc)
{
goto SKIPPO;
}
void SwDumpChunkOne(string comment, int lba, byte[] buf, int addr, int count)
{
sw.Write("{0} - ", comment);
for (int i = 0; i < count; i++)
{
if (i + addr >= buf.Length)
{
continue;
}
sw.Write("{0:X2}{1}", buf[addr + i], (i == count - 1) ? " " : " ");
}
sw.WriteLine();
}
int[] offenders = new int[12];
void SwDumpChunk(int lba, int dispAddr, int addr, int count, int numOffenders)
{
var hashedOffenders = new HashSet <int>();
for (int i = 0; i < numOffenders; i++)
{
hashedOffenders.Add(offenders[i]);
}
sw.Write(" ");
for (int i = 0; i < count; i++)
{
sw.Write((hashedOffenders.Contains(dispAddr + i)) ? "vvv " : " ");
}
sw.WriteLine();
sw.Write(" ");
for (int i = 0; i < count; i++)
{
sw.Write("{0:X3} ", dispAddr + i, (i == count - 1) ? " " : " ");
}
sw.WriteLine();
sw.Write(" ");
sw.Write(new string('-', count * 4));
sw.WriteLine();
SwDumpChunkOne($"SRC #{lba,6} ({new Timestamp(lba)})", lba, srcDataBuf, addr, count);
SwDumpChunkOne($"DST #{lba,6} ({new Timestamp(lba)})", lba, dstDataBuf, addr, count);
}
//verify each sector contents
int nSectors = srcDisc.Session1.LeadoutLBA;
for (int lba = -150; lba < nSectors; lba++)
{
if (verbose)
{
if (lba % 1000 == 0)
{
Console.WriteLine("LBA {0} of {1}", lba, nSectors);
}
}
if (cancelToken != null)
{
if (cancelToken.Token.IsCancellationRequested)
{
return(false);
}
}
srcDsr.ReadLBA_2448(lba, srcDataBuf, 0);
dstDsr.ReadLBA_2448(lba, dstDataBuf, 0);
//check the header
for (int b = 0; b < 16; b++)
{
if (srcDataBuf[b] != dstDataBuf[b])
{
sw.WriteLine("Mismatch in sector header at byte {0}", b);
offenders[0] = b;
SwDumpChunk(lba, 0, 0, 16, 1);
goto SKIPPO;
}
}
// check userData
for (int b = 16; b < 2352; b++)
{
if (srcDataBuf[b] != dstDataBuf[b])
{
sw.Write("LBA {0} mismatch at userdata byte {1}; terminating sector cmp\n", lba, b);
goto SKIPPO;
}
}
// check subChannels
for (int c = 0, b = 2352; c < 8; c++)
{
int numOffenders = 0;
for (int e = 0; e < 12; e++, b++)
{
if (srcDataBuf[b] != dstDataBuf[b])
{
offenders[numOffenders++] = e;
}
}
if (numOffenders != 0)
{
sw.Write("LBA {0} mismatch(es) at subchannel {1}; terminating sector cmp\n", lba, (char)('P' + c));
SwDumpChunk(lba, 0, 2352 + c * 12, 12, numOffenders);
goto SKIPPO;
}
}
}
success = true;
SKIPPO:
sw.WriteLine("END COMPARE");
sw.WriteLine("-----------------------------");
return(success);
}
finally
{
srcDisc?.Dispose();
dstDisc?.Dispose();
}
} //CompareFile
