public static byte[][] ReadNgKeys(string fileName)
{
byte[][] result;
var fs = new FileStream(fileName, FileMode.Open);
var rd = new DataReader(fs);
result = new byte[101][];
for (int i = 0; i < 101; i++)
{
result[i] = rd.ReadBytes(272);
}
fs.Close();
return result;
}
/// <summary>
/// Reads the archive header.
/// </summary>
public void ReadHeader(byte[] aesKey = null, byte[] ngKey = null)
{
var reader = new DataReader(BaseStream);
var posbak = reader.Position;
reader.Position = 0;
uint header_identifier = reader.ReadUInt32(); // 0x52504637
if (header_identifier != IDENT)
throw new Exception("The identifier " + header_identifier.ToString("X8") + " did not match the expected value of 0x52504637");
uint header_entriesCount = reader.ReadUInt32();
uint header_namesLength = reader.ReadUInt32();
uint header_encryption = reader.ReadUInt32();
byte[] entries_data_dec = null;
byte[] names_data_dec = null;
if (header_encryption == 0x04E45504F) // for OpenIV compatibility
{
// no encryption...
Encryption = RageArchiveEncryption7.None;
entries_data_dec = reader.ReadBytes(16 * (int)header_entriesCount);
names_data_dec = reader.ReadBytes((int)header_namesLength);
}
else if (header_encryption == 0x0ffffff9)
{
// AES enceyption...
Encryption = RageArchiveEncryption7.AES;
var entries_data = reader.ReadBytes(16 * (int)header_entriesCount);
entries_data_dec = AesEncryption.DecryptData(entries_data, aesKey);
var names_data = reader.ReadBytes((int)header_namesLength);
names_data_dec = AesEncryption.DecryptData(names_data, aesKey);
}
else
{
// NG encryption...
Encryption = RageArchiveEncryption7.NG;
var entries_data = reader.ReadBytes(16 * (int)header_entriesCount);
entries_data_dec = GTA5Crypto.Decrypt(entries_data, ngKey);
var names_data = reader.ReadBytes((int)header_namesLength);
names_data_dec = GTA5Crypto.Decrypt(names_data, ngKey);
}
var entries_reader = new DataReader(new MemoryStream(entries_data_dec));
var names_reader = new DataReader(new MemoryStream(names_data_dec));
var entries = new List<IRageArchiveEntry7>();
for (var index = 0; index < header_entriesCount; index++)
{
entries_reader.Position += 4;
int x = entries_reader.ReadInt32();
entries_reader.Position -= 8;
if (x == 0x7fffff00)
{
// directory
var e = new RageArchiveDirectory7();
e.Read(entries_reader);
names_reader.Position = e.NameOffset;
e.Name = names_reader.ReadString();
entries.Add(e);
}
else
{
if ((x & 0x80000000) == 0)
{
// binary file
var e = new RageArchiveBinaryFile7();
e.Read(entries_reader);
names_reader.Position = e.NameOffset;
e.Name = names_reader.ReadString();
entries.Add(e);
}
else
{
// resource file
var e = new RageArchiveResourceFile7();
e.Read(entries_reader);
// there are sometimes resources with length=0xffffff which actually
// means length>=0xffffff
if (e.FileSize == 0xFFFFFF)
{
reader.Position = 512 * e.FileOffset;
var buf = reader.ReadBytes(16);
e.FileSize = ((uint)buf[7] << 0) | ((uint)buf[14] << 8) | ((uint)buf[5] << 16) | ((uint)buf[2] << 24);
}
names_reader.Position = e.NameOffset;
e.Name = names_reader.ReadString();
entries.Add(e);
}
}
}
var stack = new Stack<RageArchiveDirectory7>();
stack.Push((RageArchiveDirectory7)entries[0]);
Root = (RageArchiveDirectory7)entries[0];
while (stack.Count > 0)
{
var item = stack.Pop();
for (int index = (int)item.EntriesIndex; index < (item.EntriesIndex + item.EntriesCount); index++)
{
if (entries[index] is RageArchiveDirectory7)
{
item.Directories.Add(entries[index] as RageArchiveDirectory7);
stack.Push(entries[index] as RageArchiveDirectory7);
}
else
{
item.Files.Add(entries[index]);
}
}
}
reader.Position = posbak;
}
/// <summary>
/// Reads the resource file entry.
/// </summary>
public void Read(DataReader reader)
{
NameOffset = reader.ReadUInt16();
var buf1 = reader.ReadBytes(3);
FileSize = (uint)buf1[0] + (uint)(buf1[1] << 8) + (uint)(buf1[2] << 16);
var buf2 = reader.ReadBytes(3);
FileOffset = ((uint)buf2[0] + (uint)(buf2[1] << 8) + (uint)(buf2[2] << 16)) & 0x7FFFFF;
SystemFlags = reader.ReadUInt32();
GraphicsFlags = reader.ReadUInt32();
}
/// <summary>
/// Reads the binary file entry.
/// </summary>
public void Read(DataReader reader)
{
NameOffset = reader.ReadUInt16();
var buf1 = reader.ReadBytes(3);
FileSize = (uint)buf1[0] + (uint)(buf1[1] << 8) + (uint)(buf1[2] << 16);
var buf2 = reader.ReadBytes(3);
FileOffset = (uint)buf2[0] + (uint)(buf2[1] << 8) + (uint)(buf2[2] << 16);
FileUncompressedSize = reader.ReadUInt32();
switch (reader.ReadUInt32())
{
case 0: IsEncrypted = false; break;
case 1: IsEncrypted = true; break;
default:
throw new Exception("Error in RPF7 file entry.");
}
}
/// <summary>
/// Exports a resource file.
/// </summary>
public void Export(Stream stream)
{
// find version
// -> http://dageron.com/?page_id=5446&lang=en
var version = ((file.GraphicsFlags & 0xF0000000) >> 28) |
((file.SystemFlags & 0xF0000000) >> 24);
var writer = new DataWriter(stream);
writer.Write((uint)0x07435352);
writer.Write((uint)version);
writer.Write((uint)file.SystemFlags);
writer.Write((uint)file.GraphicsFlags);
var resourceStream = new PartialStream(
archiveWrapper.archive_.BaseStream,
delegate () // offset
{
return file.FileOffset * RageArchiveWrapper7.BLOCK_SIZE;
},
delegate () // size
{
return file.FileSize;
}
);
var resourceReader = new DataReader(resourceStream);
resourceReader.Position = 16;
var buf = resourceReader.ReadBytes((int)resourceReader.Length - 16);
writer.Write(buf);
}
/// <summary>
/// Imports a resource file.
/// </summary>
public void Import(Stream stream)
{
var resourceStream = new PartialStream(
archiveWrapper.archive_.BaseStream,
delegate () // offset
{
return file.FileOffset * RageArchiveWrapper7.BLOCK_SIZE;
},
delegate () // size
{
return file.FileSize;
},
delegate (long length)
{
archiveWrapper.RequestBytesRES(file, length);
}
);
resourceStream.SetLength(stream.Length);
// read resource
var reader = new DataReader(stream);
var ident = reader.ReadUInt32();
var version = reader.ReadUInt32();
var systemFlags = reader.ReadUInt32();
var graphicsFlags = reader.ReadUInt32();
reader.Position = 0;
var buffer = reader.ReadBytes((int)stream.Length);
file.SystemFlags = systemFlags;
file.GraphicsFlags = graphicsFlags;
resourceStream.Write(buffer, 0, buffer.Length);
}
public static GTA5NGLUT[][] ReadNgLuts(string fileName)
{
GTA5NGLUT[][] result;
var fs = new FileStream(fileName, FileMode.Open);
var rd = new DataReader(fs);
// 17 rounds...
result = new GTA5NGLUT[17][];
for (int i = 0; i < 17; i++)
{
// 16 bytes...
result[i] = new GTA5NGLUT[16];
for (int j = 0; j < 16; j++)
{
result[i][j] = new GTA5NGLUT();
// first compression step (2^32 -> 2^24)
result[i][j].LUT0 = new byte[256][];
for (int k = 0; k < 256; k++)
{
//result[i][j].LUT0[k] = new byte[256];
//for (int l = 0; l < 256; l++)
// result[i][j].LUT0[k][l] = rd.ReadByte();
result[i][j].LUT0[k] = rd.ReadBytes(256);
}
// second compression step (2^24 -> 2^16)
result[i][j].LUT1 = new byte[256][];
for (int k = 0; k < 256; k++)
{
//result[i][j].LUT1[k] = new byte[256];
//for (int l = 0; l < 256; l++)
// result[i][j].LUT1[k][l] = rd.ReadByte();
result[i][j].LUT1[k] = rd.ReadBytes(256);
}
// indices
//result[i][j].Indices = new byte[65536];
//for (int k = 0; k < 65536; k++)
// result[i][j].Indices[k] = rd.ReadByte();
result[i][j].Indices = rd.ReadBytes(65536);
}
}
fs.Close();
return result;
}