private static void sfo2edat(string infile)
{
string outFile = null;
outFile = new C00EDAT().makeedat(infile, outFile);
if (Directory.Exists("temp"))
{
Directory.Delete("temp", true);
}
if (outFile.EndsWith(".edat"))
{
Console.WriteLine("Created " + outFile);
}
}
private string ExtractFiles(string decryptedPKGFileName, string encryptedPKGFileName)
{
Exception exception;
try
{
int num = 0x1400000;
uint num2 = 0;
uint num3 = 0;
uint num4 = 0;
long sourceIndex = 0L;
string str = null;
if (encryptedPKGFileName.Contains(@"\"))
{
str = encryptedPKGFileName.Substring(encryptedPKGFileName.LastIndexOf(@"\")).Replace(@"\", "").Replace(".pkg", "");
}
else
{
str = encryptedPKGFileName.Replace(".pkg", "");
}
string path = "temp/" + str;
Directory.CreateDirectory("temp");
if (Directory.Exists(path))
{
Directory.Delete(path, true);
Thread.Sleep(100);
Directory.CreateDirectory(path);
Thread.Sleep(100);
}
byte[] sourceArray = new byte[0x4e200];
byte[] buffer3 = new byte[8];
byte[] destinationArray = new byte[4];
byte[] buffer5 = new byte[4];
byte[] buffer6 = new byte[4];
byte[] buffer7 = new byte[4];
byte[] buffer8 = new byte[4];
byte[] buffer9 = new byte[4];
byte[] buffer10 = new byte[4];
byte[] buffer11 = new byte[4];
byte[] buffer12 = new byte[0x20];
byte[] buffer13 = new byte[8];
byte num6 = 0;
byte num7 = 0;
bool flag = false;
Stream input = new FileStream(decryptedPKGFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader reader = new BinaryReader(input);
Stream stream2 = new FileStream(encryptedPKGFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader brEncrPKG = new BinaryReader(stream2);
input.Seek(0L, SeekOrigin.Begin);
sourceArray = reader.ReadBytes(sourceArray.Length);
sourceIndex = 0L;
num4 = 0;
Array.Copy(sourceArray, 0, buffer5, 0, buffer5.Length);
Array.Reverse(buffer5);
uint num9 = BitConverter.ToUInt32(buffer5, 0) / 0x20;
Array.Copy(sourceArray, 12, destinationArray, 0, destinationArray.Length);
Array.Reverse(destinationArray);
uint num10 = BitConverter.ToUInt32(destinationArray, 0);
input.Seek(0L, SeekOrigin.Begin);
sourceArray = reader.ReadBytes((int)num10);
if (num9 < 0)
{
return("");
}
for (int i = 0; i < num9; i++)
{
byte[] buffer2;
BinaryWriter writer;
double num14;
ulong num15;
ulong num16;
ulong num17;
Array.Copy(sourceArray, sourceIndex + 12L, buffer8, 0L, (long)buffer8.Length);
Array.Reverse(buffer8);
num2 = BitConverter.ToUInt32(buffer8, 0) + num4;
Array.Copy(sourceArray, sourceIndex + 20L, buffer9, 0L, (long)buffer9.Length);
Array.Reverse(buffer9);
num3 = BitConverter.ToUInt32(buffer9, 0);
Array.Copy(sourceArray, sourceIndex, buffer10, 0L, (long)buffer10.Length);
Array.Reverse(buffer10);
uint num12 = BitConverter.ToUInt32(buffer10, 0);
Array.Copy(sourceArray, sourceIndex + 4L, buffer11, 0L, (long)buffer11.Length);
Array.Reverse(buffer11);
uint num13 = BitConverter.ToUInt32(buffer11, 0);
num6 = sourceArray[(int)((IntPtr)(sourceIndex + 0x18L))];
num7 = sourceArray[(int)((IntPtr)(sourceIndex + 0x1bL))];
buffer12 = new byte[num13];
Array.Copy(sourceArray, (long)num12, buffer12, 0L, (long)num13);
string str5 = ByteArrayToAscii(buffer12, 0, buffer12.Length, true);
string str6 = string.Concat((IEnumerable <string>)(from b in buffer12 select b.ToString("x2")));
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
Thread.Sleep(100);
}
FileStream output = null;
if ((num7 == 4) && (num3 == 0))
{
flag = false;
}
else
{
flag = true;
}
if (num6 == 0x90)
{
string str7 = (path + @"\" + str5).Replace("/", @"\");
DirectoryInfo parent = Directory.GetParent(str7);
if (!Directory.Exists(parent.ToString()))
{
Directory.CreateDirectory(parent.ToString());
}
output = new FileStream(str7, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
else
{
Array.Copy(this.DecryptData((int)num13, (long)num12, (long)this.uiEncryptedFileStartOffset, this.PS3AesKey, stream2, brEncrPKG), 0L, buffer12, 0L, (long)num13);
str5 = ByteArrayToAscii(buffer12, 0, buffer12.Length, true);
if (!flag)
{
try
{
}
catch (Exception exception1)
{
exception = exception1;
str5 = i.ToString() + ".raw";
}
}
else if (str5 == "PARAM.SFO")
{
try
{
output = new FileStream(path + @"\" + str5, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
catch (Exception exception2)
{
exception = exception2;
str5 = i.ToString() + ".raw";
}
}
}
if (((num6 == 0x90) && flag) && (str5 == "PARAM.SFO"))
{
writer = new BinaryWriter(output);
input.Seek((long)num2, SeekOrigin.Begin);
num14 = ((double)num3) / ((double)num);
num15 = (ulong)Math.Floor(num14);
num16 = ((ulong)num3) % ((ulong)num);
if (num16 > 0L)
{
num15 += (ulong)1L;
}
buffer2 = new byte[num];
num17 = 0L;
while (num17 < num15)
{
if ((num16 > 0L) && (num17 == (num15 - ((ulong)1L))))
{
buffer2 = new byte[num16];
}
reader.Read(buffer2, 0, buffer2.Length);
writer.Write(buffer2);
num17 += (ulong)1L;
}
output.Close();
writer.Close();
}
if (((num6 != 0x90) && flag) && (str5 == "PARAM.SFO"))
{
writer = new BinaryWriter(output);
input.Seek((long)num2, SeekOrigin.Begin);
num14 = ((double)num3) / ((double)num);
num15 = (ulong)Math.Floor(num14);
num16 = ((ulong)num3) % ((ulong)num);
if (num16 > 0L)
{
num15 += (ulong)1L;
}
buffer2 = new byte[num];
long length = 0L;
for (num17 = 0L; num17 < num15; num17 += (ulong)1L)
{
if ((num16 > 0L) && (num17 == (num15 - ((ulong)1L))))
{
buffer2 = new byte[num16];
}
byte[] buffer = this.DecryptData(buffer2.Length, num2 + length, (long)this.uiEncryptedFileStartOffset, this.PS3AesKey, stream2, brEncrPKG);
length = buffer2.Length;
writer.Write(buffer, 0, buffer2.Length);
}
output.Close();
writer.Close();
}
sourceIndex += 0x20L;
}
stream2.Close();
brEncrPKG.Close();
input.Close();
reader.Close();
if (File.Exists(decryptedPKGFileName))
{
File.Delete(decryptedPKGFileName);
}
Console.WriteLine("Creating EDAT");
string outFile = null;
C00EDAT cedat = new C00EDAT();
return(cedat.makeedat(path + "/PARAM.SFO", outFile));
}
catch (Exception exception3)
{
exception = exception3;
SystemSounds.Beep.Play();
return("");
}
}
private string ExtractFiles(string decryptedPKGFileName, string encryptedPKGFileName)
{
try
{
int twentyMb = 1024 * 1024 * 20;
UInt32 ExtractedFileOffset = 0;
UInt32 ExtractedFileSize = 0;
UInt32 OffsetShift = 0;
long positionIdx = 0;
string pkgname = null;
if (encryptedPKGFileName.Contains("\\"))
{
string pkgname1 = encryptedPKGFileName.Substring(encryptedPKGFileName.LastIndexOf("\\"));
string pkgname2 = pkgname1.Replace("\\", "");
pkgname = pkgname2.Replace(".pkg", "");
}
else
{
pkgname = encryptedPKGFileName.Replace(".pkg", "");
}
String WorkDir = "temp/" + pkgname;
// WorkDir = decryptedPKGFileName + ".EXT";
Directory.CreateDirectory("temp");
if (Directory.Exists(WorkDir))
{
Directory.Delete(WorkDir, true);
System.Threading.Thread.Sleep(100);
Directory.CreateDirectory(WorkDir);
System.Threading.Thread.Sleep(100);
}
byte[] FileTable = new byte[320000];
byte[] dumpFile;
byte[] sdkVer = new byte[8];
byte[] firstFileOffset = new byte[4];
byte[] firstNameOffset = new byte[4];
byte[] fileNr = new byte[4];
byte[] isDir = new byte[4];
byte[] Offset = new byte[4];
byte[] Size = new byte[4];
byte[] NameOffset = new byte[4];
byte[] NameSize = new byte[4];
byte[] Name = new byte[32];
byte[] bootMagic = new byte[8];
byte contentType = 0;
byte fileType = 0;
bool isFile = false;
Stream decrPKGReadStream = new FileStream(decryptedPKGFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader brDecrPKG = new BinaryReader(decrPKGReadStream);
Stream encrPKGReadStream = new FileStream(encryptedPKGFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader brEncrPKG = new BinaryReader(encrPKGReadStream);
//Read the file Table
decrPKGReadStream.Seek((long)0, SeekOrigin.Begin);
FileTable = brDecrPKG.ReadBytes(FileTable.Length);
positionIdx = 0;
OffsetShift = 0; //Shift Relative to os.raw
Array.Copy(FileTable, 0, firstNameOffset, 0, firstNameOffset.Length);
Array.Reverse(firstNameOffset);
uint uifirstNameOffset = BitConverter.ToUInt32(firstNameOffset, 0);
uint uiFileNr = uifirstNameOffset / 32;
Array.Copy(FileTable, 12, firstFileOffset, 0, firstFileOffset.Length);
Array.Reverse(firstFileOffset);
uint uifirstFileOffset = BitConverter.ToUInt32(firstFileOffset, 0);
//Read the file Table
decrPKGReadStream.Seek((long)0, SeekOrigin.Begin);
FileTable = brDecrPKG.ReadBytes((int)uifirstFileOffset);
//If number of files is negative then something is wrong...
if ((int)uiFileNr < 0)
{
// txtResults.Text += "ERROR: An error occured during the files extraction process cause of a decryption error";
// SystemSounds.Beep.Play();
return("");
}
//Table:
//0-3 4-7 8-11 12-15 16-19 20-23 24-27 28-31
//|name loc | |name size| | NULL | |file loc | | NULL | |file size| |cont type| | NULL |
for (int ii = 0; ii < (int)uiFileNr; ii++)
{
Array.Copy(FileTable, positionIdx + 12, Offset, 0, Offset.Length);
Array.Reverse(Offset);
ExtractedFileOffset = BitConverter.ToUInt32(Offset, 0) + OffsetShift;
Array.Copy(FileTable, positionIdx + 20, Size, 0, Size.Length);
Array.Reverse(Size);
ExtractedFileSize = BitConverter.ToUInt32(Size, 0);
Array.Copy(FileTable, positionIdx, NameOffset, 0, NameOffset.Length);
Array.Reverse(NameOffset);
uint ExtractedFileNameOffset = BitConverter.ToUInt32(NameOffset, 0);
Array.Copy(FileTable, positionIdx + 4, NameSize, 0, NameSize.Length);
Array.Reverse(NameSize);
uint ExtractedFileNameSize = BitConverter.ToUInt32(NameSize, 0);
contentType = FileTable[positionIdx + 24];
fileType = FileTable[positionIdx + 27];
Name = new byte[ExtractedFileNameSize];
Array.Copy(FileTable, (int)ExtractedFileNameOffset, Name, 0, ExtractedFileNameSize);
string ExtractedFileName = ByteArrayToAscii(Name, 0, Name.Length, true);
// txtResults.Text += "ExtractedFileName = " + ExtractedFileName;
// txtResults.Text += "ExtractedFileNameOffset = " + ExtractedFileNameOffset;
// txtResults.Text += "ExtractedFileNameSize = " + ExtractedFileNameSize;
string dataString = String.Concat(Name.Select(b => b.ToString("x2")));
// txtResults.Text += "name = " + dataString;
//Write Directory
if (!Directory.Exists(WorkDir))
{
Directory.CreateDirectory(WorkDir);
System.Threading.Thread.Sleep(100);
}
FileStream ExtractedFileWriteStream = null;
//File / Directory
if ((fileType == 0x04) && (ExtractedFileSize == 0x00))
{
isFile = false;
}
else
{
isFile = true;
}
//contentType == 0x90 = PSP file/dir
if (contentType == 0x90)
{
string FileDir = WorkDir + "\\" + ExtractedFileName;
FileDir = FileDir.Replace("/", "\\");
DirectoryInfo FileDirectory = Directory.GetParent(FileDir);
if (!Directory.Exists(FileDirectory.ToString()))
{
Directory.CreateDirectory(FileDirectory.ToString());
}
ExtractedFileWriteStream = new FileStream(FileDir, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
else
{
//contentType == (0x80 || 0x00) = PS3 file/dir
//fileType == 0x01 = NPDRM File
//fileType == 0x03 = Raw File
//fileType == 0x04 = Directory
//Decrypt PS3 Filename
byte[] DecryptedData = DecryptData((int)ExtractedFileNameSize, (long)ExtractedFileNameOffset, (long)uiEncryptedFileStartOffset, PS3AesKey, encrPKGReadStream, brEncrPKG);
Array.Copy(DecryptedData, 0, Name, 0, ExtractedFileNameSize);
ExtractedFileName = ByteArrayToAscii(Name, 0, Name.Length, true);
StreamReader reader = null;
// string dataString = String.Concat(FileTable.Select(b => b.ToString("x2")));
// sw3.AutoFlush = true;
// Console.SetOut(sw3);
// Console.WriteLine(ExtractedFileName);
// Console.ReadKey();
// reader = new StreamReader(ExtractedFileName);
if (!isFile)
{
//Directory
try
{
// if (!Directory.Exists(ExtractedFileName))
// Directory.CreateDirectory(WorkDir + "\\" + ExtractedFileName);
}
catch (Exception ex)
{
//This should not happen xD
ExtractedFileName = ii.ToString() + ".raw";
// if (!Directory.Exists(ExtractedFileName))
// Directory.CreateDirectory(WorkDir + "\\" + ExtractedFileName);
}
}
else if (ExtractedFileName == "PARAM.SFO")
{
//File
try
{
ExtractedFileWriteStream = new FileStream(WorkDir + "\\" + ExtractedFileName, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
catch (Exception ex)
{
//This should not happen xD
ExtractedFileName = ii.ToString() + ".raw";
// ExtractedFileWriteStream = new FileStream(WorkDir + "\\" + ExtractedFileName, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
}
}
if (contentType == 0x90 && isFile && ExtractedFileName == "PARAM.SFO")
{
//Read/Write File
BinaryWriter ExtractedFile = new BinaryWriter(ExtractedFileWriteStream);
decrPKGReadStream.Seek((long)ExtractedFileOffset, SeekOrigin.Begin);
// Pieces calculation
double division = (double)ExtractedFileSize / (double)twentyMb;
UInt64 pieces = (UInt64)Math.Floor(division);
UInt64 mod = (UInt64)ExtractedFileSize % (UInt64)twentyMb;
if (mod > 0)
{
pieces += 1;
}
dumpFile = new byte[twentyMb];
for (UInt64 i = 0; i < pieces; i++)
{
//If we have a mod and this is the last piece then...
if ((mod > 0) && (i == (pieces - 1)))
{
dumpFile = new byte[mod];
}
//Fill buffer
brDecrPKG.Read(dumpFile, 0, dumpFile.Length);
ExtractedFile.Write(dumpFile);
// Application.DoEvents();
}
ExtractedFileWriteStream.Close();
ExtractedFile.Close();
}
if (contentType != 0x90 && isFile && ExtractedFileName == "PARAM.SFO")
// if (contentType != 0x90 && isFile && Name == Name2)
{
//Read/Write File
BinaryWriter ExtractedFile = new BinaryWriter(ExtractedFileWriteStream);
decrPKGReadStream.Seek((long)ExtractedFileOffset, SeekOrigin.Begin);
// Pieces calculation
double division = (double)ExtractedFileSize / (double)twentyMb;
UInt64 pieces = (UInt64)Math.Floor(division);
UInt64 mod = (UInt64)ExtractedFileSize % (UInt64)twentyMb;
if (mod > 0)
{
pieces += 1;
}
dumpFile = new byte[twentyMb];
long elapsed = 0;
for (UInt64 i = 0; i < pieces; i++)
{
//If we have a mod and this is the last piece then...
if ((mod > 0) && (i == (pieces - 1)))
{
dumpFile = new byte[mod];
}
//Fill buffer
byte[] DecryptedData = DecryptData(dumpFile.Length, (long)ExtractedFileOffset + elapsed, (long)uiEncryptedFileStartOffset, PS3AesKey, encrPKGReadStream, brEncrPKG);
elapsed = +dumpFile.Length;
//To avoid decryption pad we use dumpFile.Length that's the actual decrypted file size!
ExtractedFile.Write(DecryptedData, 0, dumpFile.Length);
// Application.DoEvents();
}
ExtractedFileWriteStream.Close();
ExtractedFile.Close();
}
positionIdx = positionIdx + 32;
// progressBar.PerformStep();
// Application.DoEvents();
}
// Application.DoEvents();
//Close File
encrPKGReadStream.Close();
brEncrPKG.Close();
decrPKGReadStream.Close();
brDecrPKG.Close();
//Delete decrypted file
if (File.Exists(decryptedPKGFileName))
{
File.Delete(decryptedPKGFileName);
}
// txtResults.Text += "SUCCESS: Pkg extracted and decrypted successfully.";
// SystemSounds.Beep.Play();
// fileDirBrowser.PathFileDir = "Open Encrypted PKG file here first...";
// progressBar.Value = 0;
Console.WriteLine("Creating EDAT");
string outFile = null;
C00EDAT instance = new C00EDAT();
outFile = instance.makeedat(WorkDir + "/PARAM.SFO", outFile);
//Console.WriteLine(outFile);
return(outFile);
}
catch (Exception ex)
{
// txtResults.Text += "ERROR: An error occured during the files extraction process ";
SystemSounds.Beep.Play();
return("");
}
}
private string ExtractFiles(string decryptedPKGFileName, string encryptedPKGFileName)
{
Exception exception;
try
{
int num = 0x1400000;
uint num2 = 0;
uint num3 = 0;
uint num4 = 0;
long sourceIndex = 0L;
string str = null;
if (encryptedPKGFileName.Contains(@"\"))
{
str = encryptedPKGFileName.Substring(encryptedPKGFileName.LastIndexOf(@"\")).Replace(@"\", "").Replace(".pkg", "");
}
else
{
str = encryptedPKGFileName.Replace(".pkg", "");
}
string path = "temp/" + str;
Directory.CreateDirectory("temp");
if (Directory.Exists(path))
{
Directory.Delete(path, true);
Thread.Sleep(100);
Directory.CreateDirectory(path);
Thread.Sleep(100);
}
byte[] sourceArray = new byte[0x4e200];
byte[] buffer3 = new byte[8];
byte[] destinationArray = new byte[4];
byte[] buffer5 = new byte[4];
byte[] buffer6 = new byte[4];
byte[] buffer7 = new byte[4];
byte[] buffer8 = new byte[4];
byte[] buffer9 = new byte[4];
byte[] buffer10 = new byte[4];
byte[] buffer11 = new byte[4];
byte[] buffer12 = new byte[0x20];
byte[] buffer13 = new byte[8];
byte num6 = 0;
byte num7 = 0;
bool flag = false;
Stream input = new FileStream(decryptedPKGFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader reader = new BinaryReader(input);
Stream stream2 = new FileStream(encryptedPKGFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader brEncrPKG = new BinaryReader(stream2);
input.Seek(0L, SeekOrigin.Begin);
sourceArray = reader.ReadBytes(sourceArray.Length);
sourceIndex = 0L;
num4 = 0;
Array.Copy(sourceArray, 0, buffer5, 0, buffer5.Length);
Array.Reverse(buffer5);
uint num9 = BitConverter.ToUInt32(buffer5, 0) / 0x20;
Array.Copy(sourceArray, 12, destinationArray, 0, destinationArray.Length);
Array.Reverse(destinationArray);
uint num10 = BitConverter.ToUInt32(destinationArray, 0);
input.Seek(0L, SeekOrigin.Begin);
sourceArray = reader.ReadBytes((int) num10);
if (num9 < 0)
{
return "";
}
for (int i = 0; i < num9; i++)
{
byte[] buffer2;
BinaryWriter writer;
double num14;
ulong num15;
ulong num16;
ulong num17;
Array.Copy(sourceArray, sourceIndex + 12L, buffer8, 0L, (long) buffer8.Length);
Array.Reverse(buffer8);
num2 = BitConverter.ToUInt32(buffer8, 0) + num4;
Array.Copy(sourceArray, sourceIndex + 20L, buffer9, 0L, (long) buffer9.Length);
Array.Reverse(buffer9);
num3 = BitConverter.ToUInt32(buffer9, 0);
Array.Copy(sourceArray, sourceIndex, buffer10, 0L, (long) buffer10.Length);
Array.Reverse(buffer10);
uint num12 = BitConverter.ToUInt32(buffer10, 0);
Array.Copy(sourceArray, sourceIndex + 4L, buffer11, 0L, (long) buffer11.Length);
Array.Reverse(buffer11);
uint num13 = BitConverter.ToUInt32(buffer11, 0);
num6 = sourceArray[(int) ((IntPtr) (sourceIndex + 0x18L))];
num7 = sourceArray[(int) ((IntPtr) (sourceIndex + 0x1bL))];
buffer12 = new byte[num13];
Array.Copy(sourceArray, (long) num12, buffer12, 0L, (long) num13);
string str5 = ByteArrayToAscii(buffer12, 0, buffer12.Length, true);
string str6 = string.Concat((IEnumerable<string>) (from b in buffer12 select b.ToString("x2")));
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
Thread.Sleep(100);
}
FileStream output = null;
if ((num7 == 4) && (num3 == 0))
{
flag = false;
}
else
{
flag = true;
}
if (num6 == 0x90)
{
string str7 = (path + @"\" + str5).Replace("/", @"\");
DirectoryInfo parent = Directory.GetParent(str7);
if (!Directory.Exists(parent.ToString()))
{
Directory.CreateDirectory(parent.ToString());
}
output = new FileStream(str7, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
else
{
Array.Copy(this.DecryptData((int) num13, (long) num12, (long) this.uiEncryptedFileStartOffset, this.PS3AesKey, stream2, brEncrPKG), 0L, buffer12, 0L, (long) num13);
str5 = ByteArrayToAscii(buffer12, 0, buffer12.Length, true);
if (!flag)
{
try
{
}
catch (Exception exception1)
{
exception = exception1;
str5 = i.ToString() + ".raw";
}
}
else if (str5 == "PARAM.SFO")
{
try
{
output = new FileStream(path + @"\" + str5, FileMode.CreateNew, FileAccess.ReadWrite, FileShare.ReadWrite);
}
catch (Exception exception2)
{
exception = exception2;
str5 = i.ToString() + ".raw";
}
}
}
if (((num6 == 0x90) && flag) && (str5 == "PARAM.SFO"))
{
writer = new BinaryWriter(output);
input.Seek((long) num2, SeekOrigin.Begin);
num14 = ((double) num3) / ((double) num);
num15 = (ulong) Math.Floor(num14);
num16 = ((ulong) num3) % ((ulong) num);
if (num16 > 0L)
{
num15 += (ulong) 1L;
}
buffer2 = new byte[num];
num17 = 0L;
while (num17 < num15)
{
if ((num16 > 0L) && (num17 == (num15 - ((ulong) 1L))))
{
buffer2 = new byte[num16];
}
reader.Read(buffer2, 0, buffer2.Length);
writer.Write(buffer2);
num17 += (ulong) 1L;
}
output.Close();
writer.Close();
}
if (((num6 != 0x90) && flag) && (str5 == "PARAM.SFO"))
{
writer = new BinaryWriter(output);
input.Seek((long) num2, SeekOrigin.Begin);
num14 = ((double) num3) / ((double) num);
num15 = (ulong) Math.Floor(num14);
num16 = ((ulong) num3) % ((ulong) num);
if (num16 > 0L)
{
num15 += (ulong) 1L;
}
buffer2 = new byte[num];
long length = 0L;
for (num17 = 0L; num17 < num15; num17 += (ulong) 1L)
{
if ((num16 > 0L) && (num17 == (num15 - ((ulong) 1L))))
{
buffer2 = new byte[num16];
}
byte[] buffer = this.DecryptData(buffer2.Length, num2 + length, (long) this.uiEncryptedFileStartOffset, this.PS3AesKey, stream2, brEncrPKG);
length = buffer2.Length;
writer.Write(buffer, 0, buffer2.Length);
}
output.Close();
writer.Close();
}
sourceIndex += 0x20L;
}
stream2.Close();
brEncrPKG.Close();
input.Close();
reader.Close();
if (File.Exists(decryptedPKGFileName))
{
File.Delete(decryptedPKGFileName);
}
Console.WriteLine("Creating EDAT");
string outFile = null;
C00EDAT cedat = new C00EDAT();
return cedat.makeedat(path + "/PARAM.SFO", outFile);
}
catch (Exception exception3)
{
exception = exception3;
SystemSounds.Beep.Play();
return "";
}
}
