SabreTools/SabreTools.Serialization
1
0
Fork 0
mirror of https://github.com/SabreTools/SabreTools.Serialization.git synced 2026-09-23 07:14:57 +00:00
Code Issues 56 Packages Projects Releases 20 Wiki Activity

Slight renaming to be more accurate

Browse Source
This commit is contained in:
Matt Nadareski
2025-08-25 21:01:20 -04:00
parent fbc47425f4
commit bd874d436b
1 changed files with 71 additions and 71 deletions
Download Patch File Download Diff File Expand all files Collapse all files

142
SabreTools.Serialization/Wrappers/PortableExecutable.cs
View File

@@ -1124,9 +1124,9 @@ namespace SabreTools.Serialization.Wrappers
// If we had the decompression DLL included, it's zlib
if (FindResourceByNamedType("99, 1").Count > 0)
data = ExtractCExeZlib(resource);
data = DecompressCExeZlib(resource);
else
data = ExtractCExeLZ(resource);
data = DecompressCExeLZ(resource);
// If we have no data
if (data == null)
@@ -1152,75 +1152,6 @@ namespace SabreTools.Serialization.Wrappers
}
}
/// <summary>
/// Extract CExe data compressed with LZ
/// </summary>
/// <param name="resource">Resource data to inflate</param>
/// <returns>Inflated data on success, null otherwise</returns>
private byte[]? ExtractCExeLZ(byte[] resource)
{
try
{
var decompressor = IO.Compression.SZDD.Decompressor.CreateSZDD(resource);
using var dataStream = new MemoryStream();
decompressor.CopyTo(dataStream);
return dataStream.ToArray();
}
catch
{
// Reset the data
return null;
}
}
/// <summary>
/// Extract CExe data compressed with zlib
/// </summary>
/// <param name="resource">Resource data to inflate</param>
/// <returns>Inflated data on success, null otherwise</returns>
private byte[]? ExtractCExeZlib(byte[] resource)
{
try
{
// Inflate the data into the buffer
var zstream = new ZLib.z_stream_s();
byte[] data = new byte[resource.Length * 4];
unsafe
{
fixed (byte* payloadPtr = resource)
fixed (byte* dataPtr = data)
{
zstream.next_in = payloadPtr;
zstream.avail_in = (uint)resource.Length;
zstream.total_in = (uint)resource.Length;
zstream.next_out = dataPtr;
zstream.avail_out = (uint)data.Length;
zstream.total_out = 0;
ZLib.inflateInit_(zstream, ZLib.zlibVersion(), resource.Length);
int zret = ZLib.inflate(zstream, 1);
ZLib.inflateEnd(zstream);
}
}
// Trim the buffer to the proper size
uint read = zstream.total_out;
#if NETFRAMEWORK
var temp = new byte[read];
Array.Copy(data, temp, read);
data = temp;
#else
data = new ReadOnlySpan<byte>(data, 0, (int)read).ToArray();
#endif
return data;
}
catch
{
// Reset the data
return null;
}
}
/// <summary>
/// Extract data from the overlay
/// </summary>
@@ -1346,6 +1277,75 @@ namespace SabreTools.Serialization.Wrappers
}
}
/// <summary>
/// Decompress CExe data compressed with LZ
/// </summary>
/// <param name="resource">Resource data to inflate</param>
/// <returns>Inflated data on success, null otherwise</returns>
private byte[]? DecompressCExeLZ(byte[] resource)
{
try
{
var decompressor = IO.Compression.SZDD.Decompressor.CreateSZDD(resource);
using var dataStream = new MemoryStream();
decompressor.CopyTo(dataStream);
return dataStream.ToArray();
}
catch
{
// Reset the data
return null;
}
}
/// <summary>
/// Decompress CExe data compressed with zlib
/// </summary>
/// <param name="resource">Resource data to inflate</param>
/// <returns>Inflated data on success, null otherwise</returns>
private byte[]? DecompressCExeZlib(byte[] resource)
{
try
{
// Inflate the data into the buffer
var zstream = new ZLib.z_stream_s();
byte[] data = new byte[resource.Length * 4];
unsafe
{
fixed (byte* payloadPtr = resource)
fixed (byte* dataPtr = data)
{
zstream.next_in = payloadPtr;
zstream.avail_in = (uint)resource.Length;
zstream.total_in = (uint)resource.Length;
zstream.next_out = dataPtr;
zstream.avail_out = (uint)data.Length;
zstream.total_out = 0;
ZLib.inflateInit_(zstream, ZLib.zlibVersion(), resource.Length);
int zret = ZLib.inflate(zstream, 1);
ZLib.inflateEnd(zstream);
}
}
// Trim the buffer to the proper size
uint read = zstream.total_out;
#if NETFRAMEWORK
var temp = new byte[read];
Array.Copy(data, temp, read);
data = temp;
#else
data = new ReadOnlySpan<byte>(data, 0, (int)read).ToArray();
#endif
return data;
}
catch
{
// Reset the data
return null;
}
}
#endregion
#region Resource Data