internal NTHeaders(ExecutableImage exeImage, ulong headerOffset, ulong imageBase, FileHeader fileHeader, OptionalHeader optHeader, DataDirectoryCollection dataDirs)
{
uint size = (4U + fileHeader.Location.FileSize + optHeader.Location.FileSize + dataDirs.Location.FileSize).ToUInt32();
image = exeImage;
location = new Location(headerOffset,Convert.ToUInt32(headerOffset),imageBase + headerOffset,size,size);
file_header = fileHeader;
opt_header = optHeader;
data_dirs = dataDirs;
}
private void Load()
{
string error_message = String.Empty;
PreloadedInformation preload_info = TryPreload(_stream,out error_message);
if (preload_info == null)
throw new ExecutableImageException(error_message);
ulong image_base = 0;
if (preload_info.OptHeader32 != null)
image_base = preload_info.OptHeader32.Value.ImageBase;
if (preload_info.OptHeader64 != null)
image_base = preload_info.OptHeader64.Value.ImageBase;
_dos_header = new DOSHeader(this,preload_info.DOSHeader,image_base);
_dos_stub = new DOSStub(this,preload_info.StubOffset,preload_info.StubSize,image_base);
FileHeader file_header = new FileHeader(this,preload_info.FileHeader,_dos_stub.Location.FileOffset + _dos_stub.Location.FileSize + 4,image_base);
OptionalHeader opt_header;
if (preload_info.Is32Bit)
{
opt_header = new OptionalHeader32(this,preload_info.OptHeader32.Value,file_header.Location.FileOffset + file_header.Location.FileSize,image_base);
}
else
{
opt_header = new OptionalHeader64(this,preload_info.OptHeader64.Value,file_header.Location.FileOffset + file_header.Location.FileSize,image_base);
}
DataDirectoryCollection data_dirs = new DataDirectoryCollection(this,opt_header,preload_info.DataDirectories);
_nt_headers = new NTHeaders(this,file_header.Location.FileOffset - 4,image_base,file_header,opt_header,data_dirs);
_section_table = new SectionTable(this,preload_info.SectionHeaders,_nt_headers.Location.FileOffset + _nt_headers.Location.FileSize,image_base);
_sections = new Sections(_section_table);
_is_32bit = preload_info.Is32Bit;
_is_64bit = preload_info.Is64Bit;
_is_clr = preload_info.IsCLR;
_is_signed = preload_info.IsSigned;
}
