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using System; |
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using System.IO; |
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using System.Linq; |
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using System.Security.Cryptography; |
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using System.Windows.Forms; |
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namespace Conv2PSV |
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{ |
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class Program |
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{ |
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static string GetString(Stream fs) |
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{ |
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String str = ""; |
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byte by = 0xFF; |
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while (true) |
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{ |
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by = (byte)fs.ReadByte(); |
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if (by == 0x00) |
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break; |
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str += (char)by; |
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} |
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return str; |
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} |
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static string ReadName(Stream fs) |
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{ |
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fs.Seek(0xA, SeekOrigin.Begin); |
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String Name = GetString(fs); |
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return Name; |
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} |
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static void WriteMagic(Stream fs) |
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{ |
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fs.WriteByte(0x00); |
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WriteString(fs, "VSP"); |
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} |
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static void WriteString(Stream fs, String str) |
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{ |
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char[] CharArray = str.ToArray(); |
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foreach(char Chr in CharArray) |
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{ |
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fs.WriteByte((byte)Chr); |
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} |
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} |
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static String GetTitle(String FileName) |
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{ |
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if (Path.GetExtension(FileName) == ".mcs") |
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{ |
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FileStream fs = File.OpenRead(FileName); |
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return ReadName(fs); |
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fs.Close(); |
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} |
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else |
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{ |
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throw new FileNotFoundException(); |
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} |
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} |
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static byte[] SignatureGen(Stream fs) |
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{ |
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byte[] HMAC_KEY = { 0x02, 0x62, 0x8C, 0x13, 0x94, 0x71, 0xF5, 0x0B, 0xC8, 0x94, 0x4E, 0x6B, 0xF0, 0xDC, 0xBC, 0x50, 0x30, 0x3F, 0x1F, 0x5B }; // Key for this specific seed, |
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fs.Seek(0x00, SeekOrigin.Begin); |
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Console.WriteLine("Generating HMAC signature..."); |
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HMACSHA1 hmac = new HMACSHA1(HMAC_KEY); |
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byte[] Signature = hmac.ComputeHash(fs); |
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Console.WriteLine(BitConverter.ToString(Signature).Replace("-"," ")); |
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return Signature; |
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} |
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static String GetPsvName(String SaveName) |
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{ |
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String PsvName = ""; |
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char[] SaveArray = SaveName.ToArray(); |
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bool DashFound = false; |
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foreach(char SaveChar in SaveArray) |
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{ |
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if(!DashFound) |
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{ |
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if (SaveChar == '-') |
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{ |
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DashFound = true; |
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} |
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PsvName += SaveChar; |
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} |
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else |
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{ |
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if (Char.IsDigit(SaveChar)) |
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{ |
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PsvName += SaveChar; |
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} |
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else |
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{ |
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PsvName += String.Format("{0:X}", Convert.ToInt32(SaveChar)); |
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} |
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} |
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} |
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PsvName += ".PSV"; |
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return PsvName; |
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} |
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[STAThread] |
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static void Main(string[] args) |
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{ |
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if(args.Length == 0) |
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{ |
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Console.WriteLine("Select MCS"); |
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OpenFileDialog ofd = new OpenFileDialog(); |
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ofd.InitialDirectory = Directory.GetCurrentDirectory(); |
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ofd.Filter = "Memcard REX Single Save (*.mcs)|*.mcs"; |
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DialogResult res = ofd.ShowDialog(); |
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if (res == DialogResult.OK) |
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{ |
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args = new String[] { ofd.FileName }; |
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} |
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} |
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if (args.Length != 0) |
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{ |
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String FilePath = args[0]; |
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String SaveTitle = GetTitle(FilePath); |
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Console.Write("PsvName = "); |
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String PsvName = GetPsvName(SaveTitle); |
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Console.WriteLine(PsvName); |
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FileStream PSV = File.Open(PsvName, FileMode.OpenOrCreate,FileAccess.ReadWrite); |
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PSV.SetLength(0); |
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BinaryWriter BW = new BinaryWriter(PSV); |
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WriteMagic(PSV); |
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BW.Write((UInt32)0); |
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//Am lazy and dont want to implement sonys broken AES-CBC algorythm |
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//Just do a seed i know the hmac key for |
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//ps3 wont care. |
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Byte[] StaticSeeed = { 0x42, 0x6C, 0x65, 0x73, 0x73, 0x65, 0x64, 0x20, 0x42, 0x65, 0x20, 0x7E, 0x20, 0x57, 0x69, 0x63, 0x63, 0x61, 0x6E, 0x73 }; |
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//"Blessed Be ~ Wiccans"(0x14) - Allways nice to add personality to your code where-ever possible. |
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PSV.Write(StaticSeeed, 0x00, 0x14); |
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PSV.Write(new Byte[0x14], 0x00, 0x14); |
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Console.WriteLine("Writing Flags... "); |
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Byte[] Flags = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x84, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x03, 0x90, 0x00, 0x00}; |
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PSV.Write(Flags, 0x00, 0x34); |
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int Padding = (0x20 - SaveTitle.Length); |
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Console.WriteLine("Writing " + SaveTitle + " +" + Padding.ToString()); |
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WriteString(PSV, SaveTitle); |
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BW.Write(new Byte[Padding], 0x00, Padding); |
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Console.WriteLine("Writing SC Image"); |
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FileStream MCS = File.OpenRead(FilePath); |
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long SCLen = MCS.Length - 0x80; |
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MCS.Seek(0x80, SeekOrigin.Begin); |
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byte[] SCImage = new Byte[SCLen]; |
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MCS.Read(SCImage, 0x00, (int)SCLen); |
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PSV.Write(SCImage, 0x00, (int)SCLen); |
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byte[] Signature = SignatureGen(PSV); |
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Console.WriteLine("Writing Signature to file..."); |
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PSV.Seek(0x1C, SeekOrigin.Begin); |
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PSV.Write(Signature, 0x00, 0x14); |
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Console.WriteLine("Done!\n\nBlessed Be ~"); |
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PSV.Close(); |
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MCS.Close(); |
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} |
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} |
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} |
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} |
SilicaAndPina
4 years ago