internal static void Merge(string file, ref Dictionary <string, BinaryWriter> Writers, ref Dictionary <string, int> WritersCursors, ref Dictionary <string, int> duplicates, ref Dictionary <string, MD5> Checksums_MD5, ref XmlElement file_XML, ref Dictionary <string, Program.map> Relink_Map)
{
using (BinaryReader FileReader = new BinaryReader(new FileStream(file, FileMode.Open)))
{
MD5 file_MD5 = MD5.Create();
file_XML.SetAttribute("name", Path.GetFileName(file));
file_XML.SetAttribute("size", FileReader.BaseStream.Length.ToString());
file_XML.SetAttribute("date", "debug");
using (BinaryWriter MapWriter = new BinaryWriter(new MemoryStream()))
{
while (FileReader.BaseStream.Position != FileReader.BaseStream.Length)
{
byte[] temp = FileReader.ReadBytes(2048);
file_MD5.TransformBlock(temp, 0, 2048, null, 0);
string BlockMD5 = CalculatorRoutines.GetBlockMD5(ref temp, 0, 2048);
switch (BlockMD5)
{
case "C9-9A-74-C5-55-37-1A-43-3D-12-1F-55-1D-6C-63-98":
MapWriter.Write(0xffffffffu);
break;
default:
if (duplicates.ContainsKey(BlockMD5))
{
MapWriter.Write(duplicates[BlockMD5]);
}
else
{
MapWriter.Write(WritersCursors["2048"]);
duplicates.Add(BlockMD5, WritersCursors["2048"]);
Writers["2048"].Write(temp);
WritersCursors["2048"]++;
Checksums_MD5["2048"].TransformBlock(temp, 0, 2048, null, 0);
}
break;
}
}
file_MD5.TransformFinalBlock(new byte[0], 0, 0);
string file_MD5_string = BitConverter.ToString(file_MD5.Hash).Replace("-", "").ToLower();
file_MD5.Dispose();
file_XML.SetAttribute("md5", file_MD5_string);
file_XML.SetAttribute("map_offset", Writers["map"].BaseStream.Position.ToString());
file_XML.SetAttribute("map_size", MapWriter.BaseStream.Length.ToString());
byte[] map = new byte[MapWriter.BaseStream.Length];
MapWriter.BaseStream.Position = 0;
MapWriter.BaseStream.CopyTo(new MemoryStream(map));
Checksums_MD5["map"].TransformBlock(map, 0, map.Length, null, 0);
Writers["map"].Write(map);
}
}
}
//public struct map
//{
// public long map_offset;
// public long map_length;
//}
internal static void Merge(string file, ref Dictionary <string, BinaryWriter> Writers, ref Dictionary <string, int> WritersCursors, ref Dictionary <string, int> duplicates, ref Dictionary <string, MD5> Checksums_MD5, ref XmlElement file_XML, ref Dictionary <string, Program.map> Relink_Map)
{
using (BinaryReader FileReader = new BinaryReader(new FileStream(file, FileMode.Open)))
{
MD5 file_MD5 = MD5.Create();
file_XML.SetAttribute("name", Path.GetFileName(file));
file_XML.SetAttribute("size", FileReader.BaseStream.Length.ToString());
file_XML.SetAttribute("date", "debug");
int msf_counter = 0;
using (BinaryWriter MapWriter = new BinaryWriter(new MemoryStream()))
{
while (FileReader.BaseStream.Position != FileReader.BaseStream.Length)
{
byte[] temp = FileReader.ReadBytes(2352);
//file_MD5.TransformBlock(temp, 0, 2352, null, 0);
string BlockMD5 = string.Empty;
if (CalculatorRoutines.SyncCompare(ref temp))
{
byte msf_correction = CalculatorRoutines.CheckMSF(ref temp, ref msf_counter);
switch (temp[15])
{
case 1:
BlockMD5 = CalculatorRoutines.GetBlockMD5(ref temp, 16, 2048);
file_MD5.TransformBlock(temp, 0, 2352, null, 0);
switch (BlockMD5)
{
case "C9-9A-74-C5-55-37-1A-43-3D-12-1F-55-1D-6C-63-98":
MapWriter.Write((byte)(1 | msf_correction));
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(0xffffffffu);
break;
default:
if (duplicates.ContainsKey(BlockMD5))
{
MapWriter.Write((byte)(1 | msf_correction));
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(duplicates[BlockMD5]);
}
else
{
MapWriter.Write((byte)(1 | msf_correction));
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(WritersCursors["2048"]);
duplicates.Add(BlockMD5, WritersCursors["2048"]);
Writers["2048"].Write(temp, 16, 2048);
WritersCursors["2048"]++;
Checksums_MD5["2048"].TransformBlock(temp, 16, 2048, null, 0);
}
break;
}
break;
case 2:
//int parameter = 0;
switch (temp[18] & 0x20)
{
default:
BlockMD5 = CalculatorRoutines.GetBlockMD5(ref temp, 24, 2048);
file_MD5.TransformBlock(temp, 0, 2352, null, 0);
int ecc_error = CalculatorRoutines.CheckECCerror(ref temp);
switch (BlockMD5)
{
case "C9-9A-74-C5-55-37-1A-43-3D-12-1F-55-1D-6C-63-98":
MapWriter.Write((byte)(2 | ecc_error | msf_correction)); //
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(temp, 16, 8);
MapWriter.Write(0xffffffffu);
break;
default:
if (duplicates.ContainsKey(BlockMD5))
{
MapWriter.Write((byte)(2 | ecc_error | msf_correction)); //
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(temp, 16, 8);
MapWriter.Write(duplicates[BlockMD5]);
}
else
{
MapWriter.Write((byte)(2 | ecc_error | msf_correction)); //
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(temp, 16, 8);
MapWriter.Write(WritersCursors["2048"]);
duplicates.Add(BlockMD5, WritersCursors["2048"]);
Writers["2048"].Write(temp, 24, 2048);
WritersCursors["2048"]++;
Checksums_MD5["2048"].TransformBlock(temp, 24, 2048, null, 0);
}
break;
}
break;
case 0x20:
string Form2BlockMD5 = CalculatorRoutines.GetBlockMD5(ref temp, 24, 2324);
file_MD5.TransformBlock(temp, 0, 2352, null, 0);
int null_edc = CalculatorRoutines.CheckNulledc(ref temp);
switch (Form2BlockMD5)
{
case "B4-07-91-E2-24-BD-42-5C-59-F0-05-55-1D-A1-16-45":
MapWriter.Write((byte)(2 | null_edc | msf_correction));
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(temp, 16, 8);
MapWriter.Write(0xffffffffu);
break;
default:
if (duplicates.ContainsKey(Form2BlockMD5))
{
MapWriter.Write((byte)(2 | null_edc | msf_correction));
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(temp, 16, 8);
MapWriter.Write(duplicates[Form2BlockMD5]);
}
else
{
MapWriter.Write((byte)(2 | null_edc | msf_correction));
if (msf_correction != 0)
{
MapWriter.Write((int)msf_counter);
}
MapWriter.Write(temp, 16, 8);
MapWriter.Write(WritersCursors["2324"]);
duplicates.Add(Form2BlockMD5, WritersCursors["2324"]);
Writers["2324"].Write(temp, 24, 2324);
WritersCursors["2324"]++;
Checksums_MD5["2324"].TransformBlock(temp, 24, 2324, null, 0);
}
break;
}
break;
}
break;
}
}
else
{
long audio_start = FileReader.BaseStream.Position - 2352;
FileReader.BaseStream.Seek(audio_start, SeekOrigin.Begin);
int audio_sector_count = 0;
while (FileReader.BaseStream.Position != FileReader.BaseStream.Length)
{
byte[] audio = FileReader.ReadBytes(2352);
if (!CalculatorRoutines.SyncCompare(ref audio))
{
audio_sector_count++;
}
else
{
break;
}
}
long audio_end = audio_start + (audio_sector_count * 2352);
FileReader.BaseStream.Seek(audio_start, SeekOrigin.Begin);
bool audio_last = false;
int audio_chunk_size = 0;
while (FileReader.BaseStream.Position != audio_end)
{
int null_samples = 0;
UInt32 sample = 0;
while ((sample == 0) & (FileReader.BaseStream.Position != audio_end))
{
sample = FileReader.ReadUInt32();
if (sample == 0)
{
null_samples++;
}
}
if (null_samples != 0)
{
MapWriter.Write((byte)(0x80));
MapWriter.Write(null_samples);
}
for (int x = 0; x < null_samples; x++)
{
file_MD5.TransformBlock(new byte[4], 0, 4, null, 0);
}
if (FileReader.BaseStream.Position != audio_end)
{
FileReader.BaseStream.Seek(-4, SeekOrigin.Current);
byte[] audio_temp = new byte[2352];
//bool audio_last = false;
//int audio_last_chunk_size = 0;
switch ((audio_end - FileReader.BaseStream.Position) >= 2352)
{
case true:
audio_temp = FileReader.ReadBytes(2352);
BlockMD5 = CalculatorRoutines.GetBlockMD5(ref audio_temp, 0, 2352);
file_MD5.TransformBlock(audio_temp, 0, 2352, null, 0);
break;
case false:
audio_chunk_size = (int)(audio_end - FileReader.BaseStream.Position);
byte[] audio_chunk_last = FileReader.ReadBytes(audio_chunk_size);
BlockMD5 = CalculatorRoutines.GetBlockMD5(ref audio_chunk_last, 0, audio_chunk_size);
file_MD5.TransformBlock(audio_chunk_last, 0, audio_chunk_size, null, 0);
Array.Copy(audio_chunk_last, audio_temp, audio_chunk_size);
audio_last = true;
break;
}
switch (BlockMD5)
{
default:
if (duplicates.ContainsKey(BlockMD5))
{
switch (audio_last)
{
case true:
MapWriter.Write((byte)0x40);
MapWriter.Write((Int16)audio_chunk_size);
break;
case false:
MapWriter.Write((byte)0);
break;
}
//MapWriter.Write((byte)0);
MapWriter.Write(duplicates[BlockMD5]);
}
else
{
switch (audio_last)
{
case true:
MapWriter.Write((byte)0x40);
MapWriter.Write((Int16)audio_chunk_size);
break;
case false:
MapWriter.Write((byte)0);
break;
}
//MapWriter.Write((byte)0);
MapWriter.Write(WritersCursors["pcm"]);
duplicates.Add(BlockMD5, WritersCursors["pcm"]);
Writers["pcm"].Write(audio_temp, 0, 2352);
WritersCursors["pcm"]++;
Checksums_MD5["pcm"].TransformBlock(audio_temp, 0, 2352, null, 0);
}
break;
case "9E-29-7E-FC-7A-52-24-80-EF-89-A4-A7-F3-9C-E5-60":
FileReader.BaseStream.Seek(-2352, SeekOrigin.Current);
break;
}
}
}
}
msf_counter++;
}
file_MD5.TransformFinalBlock(new byte[0], 0, 0);
string file_MD5_string = BitConverter.ToString(file_MD5.Hash).Replace("-", "").ToLower();
file_MD5.Dispose();
long map_offset = Writers["map"].BaseStream.Position;
long map_size = MapWriter.BaseStream.Length;
switch (Relink_Map.ContainsKey(file_MD5_string))
{
case true:
file_XML.SetAttribute("md5", file_MD5_string);
file_XML.SetAttribute("map_offset", Relink_Map[file_MD5_string].map_offset.ToString());
file_XML.SetAttribute("map_size", Relink_Map[file_MD5_string].map_length.ToString());
break;
case false:
file_XML.SetAttribute("md5", file_MD5_string);
file_XML.SetAttribute("map_offset", map_offset.ToString());
file_XML.SetAttribute("map_size", map_size.ToString());
Relink_Map.Add(file_MD5_string, new Program.map {
map_offset = map_offset, map_length = map_size
});
break;
}
//file_XML.SetAttribute("md5", file_MD5_string);
//file_XML.SetAttribute("map_offset", Writers["map"].BaseStream.Position.ToString());
//file_XML.SetAttribute("map_size", MapWriter.BaseStream.Length.ToString());
byte[] map = new byte[MapWriter.BaseStream.Length];
MapWriter.BaseStream.Position = 0;
MapWriter.BaseStream.CopyTo(new MemoryStream(map));
Checksums_MD5["map"].TransformBlock(map, 0, map.Length, null, 0);
Writers["map"].Write(map);
}
}
}
