/// <summary>
/// Gets the byte[] data of the file in the grf. (Uncompressed)
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public byte[] GetCompressedDataFromFile(GRFFile file)
{
byte[] compressedBody = new byte[file.CompressedLengthAligned];
_grfStream.Seek(46 + file.Offset, SeekOrigin.Begin);
_grfStream.Read(compressedBody, 0, file.CompressedLength);
return(compressedBody);
}
/// <summary>
/// Extracts a file from the grf to the specified path.
/// </summary>
/// <param name="file">The file inside the grf</param>
/// <param name="path">The path where to extract the file</param>
public void ExtractFileToPath(GRFFile file, string path)
{
if (file.Flags == 1)
{
file.WriteToDisk(path);
OnExtractComplete(new GRFFileExtractEventArg(file));
}
}
/// <summary>
/// Gets the data of the file in the grf.
/// </summary>
/// <returns>
/// byte[] the data in bytes
/// </returns>
/// <param name='file'>
/// (GRFFile) The file to get
/// </param>
public byte[] GetDataFromFile(GRFFile file)
{
byte[] compressedBody = new byte[file.CompressedLengthAligned];
_grfStream.Seek(46 + file.Offset, SeekOrigin.Begin);
_grfStream.Read(compressedBody, 0, file.CompressedLengthAligned);
DES.GrfDecode(compressedBody, file.Flags, file.CompressedLength);
return(ZlibStream.UncompressBuffer(compressedBody));
}
/// <summary>
/// Add a file inside the grf.
/// </summary>
/// <param name="filename">The name of the file to be added.</param>
/// <param name="data">The data of the file to be added.</param>
public void AddFile(string inputFilePath, string outputFilePath)
{
byte[] data = File.ReadAllBytes(inputFilePath);
GRFFile f;
f = (GRFFile)_GRFFiles[outputFilePath];
if (f != null)
{
f.UncompressedBody = data;
return;
}
f = new GRFFile(outputFilePath, 0, 0, 0, 1, 0, 0, this);
f.UncompressedBody = data;
_GRFFiles.Add(f.Name, f);
_fileCount++;
OnFileAddComplete(new GRFEventArg(f));
}
/// <summary>
/// Add a file inside the grf.
/// </summary>
/// <param name="filename">The name of the file to be added.</param>
/// <param name="data">The data of the file to be added.</param>
public void AddFile(string inputFilePath, string outputFilePath)
{
int i = 0;
byte[] data = File.ReadAllBytes(inputFilePath);
foreach (GRFFile file in _GRFFiles)
{
if (file.Name.ToLower() == outputFilePath.ToLower())
{
_GRFFiles[i].UncompressedBody = data;
return;
}
i++;
}
GRFFile f = new GRFFile(outputFilePath, 0, 0, 0, 1, 0, 0, this);
f.UncompressedBody = data;
_GRFFiles.Add(f);
_fileCount++;
OnFileAddComplete(new GRFEventArg(f));
}
public GRFEventArg(GRFFile file)
{
_file = file;
}
/// <summary>
/// Open the GRF File to start reading.
/// </summary>
public void Open()
{
string signature;
int tableOffset, version, m1, m2;
_GRFFiles.Clear();
_grfStream = new FileStream(_filePathToGRF, FileMode.Open);
BinaryReader br = new BinaryReader(_grfStream);
//Read GRF File Header -> Signature
byte[] signatureByte = new byte[15];
_grfStream.Read(signatureByte, 0, 15);
signature = System.Text.Encoding.ASCII.GetString(signatureByte);
br.ReadByte();
// Read GRF File Header -> Encryption Key
byte[] encryptionKey = new byte[14];
_grfStream.Read(encryptionKey, 0, 14);
tableOffset = br.ReadInt32();
m1 = br.ReadInt32();
m2 = br.ReadInt32();
version = br.ReadInt32();
this._signature = signature;
this._encryptionKey = encryptionKey;
this._fileTableOffset = tableOffset;
this._m1 = m1;
this._m2 = m2;
this._version = version;
_grfStream.Seek(_fileTableOffset, SeekOrigin.Current);
_compressedLength = br.ReadInt32();
_uncompressedLength = br.ReadInt32();
byte[] compressedBodyBytes = new byte[_compressedLength];
_grfStream.Read(compressedBodyBytes, 0, _compressedLength);
_bodyBytes = ZlibStream.UncompressBuffer(compressedBodyBytes);
_fileCount = m2 - m1 - 7;
OnFileCountReadComplete();
MemoryStream bodyStream = new MemoryStream(_bodyBytes);
BinaryReader bodyReader = new BinaryReader(bodyStream);
for (int x = 0; x < _fileCount; x++)
{
string fileName = string.Empty;
char currentChar;
while ((currentChar = (char)bodyReader.ReadByte()) != 0)
{
fileName += currentChar;
}
int fileCompressedLength = 0,
fileCompressedLengthAligned = 0,
fileUncompressedLength = 0,
fileOffset = 0,
fileCycle = 0;
byte fileFlags = 0;
fileCompressedLength = bodyReader.ReadInt32();
fileCompressedLengthAligned = bodyReader.ReadInt32();
fileUncompressedLength = bodyReader.ReadInt32();
fileFlags = bodyReader.ReadByte();
fileOffset = bodyReader.ReadInt32();
if (fileFlags == 1 || fileFlags == 5 || fileFlags == 3)
{
int lop, srccount, srclen = fileCompressedLength;
if (fileFlags == 3)
{
for (lop = 10, srccount = 1; srclen >= lop; lop *= 10, srccount++)
{
fileCycle = srccount;
}
}
else if (fileFlags == 5)
{
fileCycle = 0;
}
else
{
fileCycle = -1;
}
}
if (fileFlags == 2) // Do not add folders
{
OnFileReadComplete(new GRFEventArg(new GRFFile(System.Text.Encoding.Default.GetString(System.Text.Encoding.Default.GetBytes(fileName)), 0, 0, 0, 0, 0, 0, this)));
continue;
}
GRFFile newGRFFile = new GRFFile(
System.Text.Encoding.Default.GetString(System.Text.Encoding.Default.GetBytes(fileName)),
fileCompressedLength,
fileCompressedLengthAligned,
fileUncompressedLength,
fileFlags,
fileOffset,
fileCycle,
this);
_GRFFiles.Add(newGRFFile);
OnFileReadComplete(new GRFEventArg(newGRFFile));
}
_isOpen = true;
OnGRFOpenComplete();
}
public GRFEventArg(GRFFile file)
{
_file = file;
}
/// <summary>
/// Open the GRF File to start reading.
/// </summary>
public void Open()
{
string signature;
int tableOffset, version, m1, m2;
_GRFFiles.Clear();
_grfStream = new FileStream(_filePathToGRF, FileMode.Open);
BinaryReader br = new BinaryReader(_grfStream);
//Read GRF File Header -> Signature
byte[] signatureByte = new byte[15];
_grfStream.Read(signatureByte, 0, 15);
signature = System.Text.Encoding.ASCII.GetString(signatureByte);
br.ReadByte();
// Read GRF File Header -> Encryption Key
byte[] encryptionKey = new byte[14];
_grfStream.Read(encryptionKey, 0, 14);
tableOffset = br.ReadInt32();
m1 = br.ReadInt32();
m2 = br.ReadInt32();
version = br.ReadInt32();
this._signature = signature;
this._encryptionKey = encryptionKey;
this._fileTableOffset = tableOffset;
this._m1 = m1;
this._m2 = m2;
this._version = version;
_grfStream.Seek(_fileTableOffset, SeekOrigin.Current);
_compressedLength = br.ReadInt32();
_uncompressedLength = br.ReadInt32();
byte[] compressedBodyBytes = new byte[_compressedLength];
_grfStream.Read(compressedBodyBytes, 0, _compressedLength);
_bodyBytes = ZlibStream.UncompressBuffer(compressedBodyBytes);
_fileCount = m2 - m1 - 7;
OnFileCountReadComplete();
MemoryStream bodyStream = new MemoryStream(_bodyBytes);
BinaryReader bodyReader = new BinaryReader(bodyStream);
for (int x = 0; x < _fileCount; x++)
{
string fileName = string.Empty;
char currentChar;
while ((currentChar = (char)bodyReader.ReadByte()) != 0)
fileName += currentChar;
int fileCompressedLength = 0,
fileCompressedLengthAligned = 0,
fileUncompressedLength = 0,
fileOffset = 0,
fileCycle = 0;
byte fileFlags = 0;
fileCompressedLength = bodyReader.ReadInt32();
fileCompressedLengthAligned = bodyReader.ReadInt32();
fileUncompressedLength = bodyReader.ReadInt32();
fileFlags = bodyReader.ReadByte();
fileOffset = bodyReader.ReadInt32();
if (fileFlags == 1 || fileFlags == 5 || fileFlags == 3)
{
int lop, srccount, srclen = fileCompressedLength;
if (fileFlags == 3)
{
for (lop = 10, srccount = 1; srclen >= lop; lop *= 10, srccount++)
fileCycle = srccount;
}
else if (fileFlags == 5)
fileCycle = 0;
else
fileCycle = -1;
}
if (fileFlags == 2) // Do not add folders
{
OnFileReadComplete(new GRFEventArg(new GRFFile(System.Text.Encoding.Default.GetString(System.Text.Encoding.Default.GetBytes(fileName)),0,0,0,0,0,0,this)));
continue;
}
GRFFile newGRFFile = new GRFFile(
System.Text.Encoding.Default.GetString(System.Text.Encoding.Default.GetBytes(fileName)),
fileCompressedLength,
fileCompressedLengthAligned,
fileUncompressedLength,
fileFlags,
fileOffset,
fileCycle,
this);
_GRFFiles.Add(newGRFFile);
OnFileReadComplete(new GRFEventArg(newGRFFile));
}
_isOpen = true;
OnGRFOpenComplete();
}
public GRFFileExtractEventArg(GRFFile file)
: base(file)
{
}
/// <summary>
/// Gets the data of the file in the grf.
/// </summary>
/// <returns>
/// byte[] the data in bytes
/// </returns>
/// <param name='file'>
/// (GRFFile) The file to get
/// </param>
public byte[] GetDataFromFile(GRFFile file)
{
byte[] compressedBody = new byte[file.CompressedLengthAligned];
_grfStream.Seek(46 + file.Offset, SeekOrigin.Begin);
_grfStream.Read(compressedBody, 0, file.CompressedLengthAligned);
DES.GrfDecode(compressedBody, file.Flags, file.CompressedLength);
return ZlibStream.UncompressBuffer(compressedBody);
}
/// <summary>
/// Gets the byte[] data of the file in the grf. (Uncompressed)
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public byte[] GetCompressedDataFromFile(GRFFile file)
{
byte[] compressedBody = new byte[file.CompressedLength];
_grfStream.Seek(46 + file.Offset, SeekOrigin.Begin);
_grfStream.Read(compressedBody, 0, file.CompressedLengthAligned);
return compressedBody;
}
/// <summary>
/// Extracts a file from the grf to the specified path.
/// </summary>
/// <param name="file">The file inside the grf</param>
/// <param name="path">The path where to extract the file</param>
public void ExtractFileToPath(GRFFile file,string path)
{
if (file.Flags == 1)
{
file.WriteToDisk(path);
OnExtractComplete(new GRFFileExtractEventArg(file));
}
}
/// <summary>
/// Add a file inside the grf.
/// </summary>
/// <param name="filename">The name of the file to be added.</param>
/// <param name="data">The data of the file to be added.</param>
public void AddFile(string inputFilePath,string outputFilePath)
{
int i = 0;
byte[] data = File.ReadAllBytes(inputFilePath);
foreach (GRFFile file in _GRFFiles)
{
if (file.Name.ToLower() == outputFilePath.ToLower())
{
_GRFFiles[i].UncompressedBody = data;
return;
}
i++;
}
GRFFile f = new GRFFile(outputFilePath, 0, 0, 0, 1, 0, 0, this);
f.UncompressedBody = data;
_GRFFiles.Add(f);
_fileCount++;
OnFileAddComplete(new GRFEventArg(f));
}
public GRFFileExtractEventArg(GRFFile file)
: base(file)
{
}
