public ImmutableList <object> LoadMetadata()
{
var metadata = new List <object>();
if (!stream.CanRead)
{
throw new ArgumentException("Stream is not available for reading", nameof(stream));
}
if (!stream.CanSeek)
{
throw new ArgumentException("Stream is not available for seeking", nameof(stream));
}
var elfFileHeader = new Header32();
elfFileHeader.Read(stream);
metadata.Add(elfFileHeader);
stream.Seek((long)elfFileHeader.E_PHOFF, SeekOrigin.Begin);
var programHeader = new ProgramHeader32();
programHeader.Read(stream);
metadata.Add(programHeader);
return(metadata.ToImmutableList());
}
public LoaderResult32 LoadImage()
{
if (!stream.CanRead)
{
throw new ArgumentException("Stream is not available for reading", nameof(stream));
}
if (!stream.CanSeek)
{
throw new ArgumentException("Stream is not available for seeking", nameof(stream));
}
var elfFileHeader = new Header32();
elfFileHeader.Read(stream);
stream.Seek((long)elfFileHeader.E_PHOFF, SeekOrigin.Begin);
var programHeader = new ProgramHeader32();
programHeader.Read(stream);
var image = new byte[(int)programHeader.P_FILESZ - elfFileHeader.E_EHSIZE - (elfFileHeader.E_PHNUM * elfFileHeader.E_PHENTSIZE)];
UInt32 imageOffset =
elfFileHeader.E_EHSIZE
+ (UInt32)elfFileHeader.E_EHSIZE.CalculateRoundUpTo16Pad()
+ (UInt32)(elfFileHeader.E_PHNUM * (elfFileHeader.E_PHENTSIZE + elfFileHeader.E_PHENTSIZE.CalculateRoundUpTo16Pad()));
stream.Seek(imageOffset, SeekOrigin.Begin);
stream.Read(image, 0, image.Length);
return(new LoaderResult32(elfFileHeader.E_ENTRY - imageOffset, image,
metadata: new object[] { elfFileHeader, programHeader }));
}
