/// <summary>
///
/// </summary>
/// <param name="target"></param>
/// <param name="header"></param>
/// <param name="offset"></param>
protected virtual void WriteHeader(Stream target, EdataHeader header, uint offset)
{
target.Seek(offset, SeekOrigin.Begin);
byte[] rawHeader = MiscUtilities.StructToBytes(header);
target.Write(rawHeader, 0, rawHeader.Length);
}
/// <summary>
/// Reads the header of raw bytes.
/// </summary>
/// <returns>A instance of the current header.</returns>
protected EdataHeader ReadEdataHeader(byte[] rawData)
{
var header = new EdataHeader(this);
using (MemoryStream stream = new MemoryStream(rawData, 0, rawData.Length))
{
var buffer = new byte[4];
stream.Seek(0x19, SeekOrigin.Begin);
stream.Read(buffer, 0, 4);
header.DirOffset = BitConverter.ToInt32(buffer, 0);
stream.Read(buffer, 0, 4);
header.DirLengh = BitConverter.ToInt32(buffer, 0);
stream.Read(buffer, 0, 4);
header.FileOffset = BitConverter.ToInt32(buffer, 0);
stream.Read(buffer, 0, 4);
header.FileLengh = BitConverter.ToInt32(buffer, 0);
}
return(header);
}
/// <summary>
/// Reads the header of the current package.
/// </summary>
/// <returns>A instance of the current header.</returns>
protected EdataHeader ReadEdataHeader()
{
var header = new EdataHeader(this);
using (FileStream fileStream = File.Open(FilePath, FileMode.Open))
{
var buffer = new byte[4];
fileStream.Seek(0x19, SeekOrigin.Begin);
fileStream.Read(buffer, 0, 4);
header.DirOffset = BitConverter.ToInt32(buffer, 0);
fileStream.Read(buffer, 0, 4);
header.DirLengh = BitConverter.ToInt32(buffer, 0);
fileStream.Read(buffer, 0, 4);
header.FileOffset = BitConverter.ToInt32(buffer, 0);
fileStream.Read(buffer, 0, 4);
header.FileLengh = BitConverter.ToInt32(buffer, 0);
}
return(header);
}
