private void MapAndLoad(FileHandle fileHandle, bool readOnly) { using (Section section = new Section( fileHandle, false, readOnly ? MemoryProtection.ExecuteRead : MemoryProtection.ExecuteReadWrite )) { _size = (int)fileHandle.GetSize(); _view = section.MapView(_size); _memory = _view; byte *start = (byte *)_memory; if (start[0] != 'M' || start[1] != 'Z') { throw new Exception("The file is not a valid executable image."); } _ntHeaders = this.GetNtHeaders(); _sections = (ImageSectionHeader *)((byte *)&_ntHeaders->OptionalHeader + _ntHeaders->FileHeader.SizeOfOptionalHeader); _magic = _ntHeaders->OptionalHeader.Magic; if (_magic != Win32.Pe32Magic && _magic != Win32.Pe32PlusMagic) { throw new Exception("The file is not a PE32 or PE32+ image."); } } }
private void MapAndLoad(FileHandle fileHandle, bool readOnly) { using (Section section = new Section( fileHandle, false, readOnly ? MemoryProtection.ExecuteRead : MemoryProtection.ExecuteReadWrite )) { _size = (int)fileHandle.GetSize(); _view = section.MapView(_size); this.Load(_view); } }
/// <summary> /// Creates a section backed by a file. /// </summary> /// <param name="name">The name of the section.</param> /// <param name="fileHandle">A file handle.</param> /// <param name="image">Whether to treat the file as an executable image.</param> /// <param name="protection">The page protection to apply to mappings.</param> public Section(string name, FileHandle fileHandle, bool image, MemoryProtection protection) { _originalProtection = protection; this.Handle = SectionHandle.Create( SectionAccess.All, name, ObjectFlags.OpenIf, null, fileHandle.GetSize(), image ? SectionAttributes.Image : SectionAttributes.Commit, protection, fileHandle ); }
private void MapAndLoad(FileHandle fileHandle, bool readOnly) { using (Section section = new Section( fileHandle, false, readOnly ? MemoryProtection.ExecuteRead : MemoryProtection.ExecuteReadWrite )) { _size = (int)fileHandle.GetSize(); _view = section.MapView(_size); _memory = _view; byte* start = (byte*)_memory; if (start[0] != 'M' || start[1] != 'Z') throw new Exception("The file is not a valid executable image."); _ntHeaders = this.GetNtHeaders(); _sections = (ImageSectionHeader*)((byte*)&_ntHeaders->OptionalHeader + _ntHeaders->FileHeader.SizeOfOptionalHeader); _magic = _ntHeaders->OptionalHeader.Magic; if (_magic != Win32.Pe32Magic && _magic != Win32.Pe32PlusMagic) throw new Exception("The file is not a PE32 or PE32+ image."); } }
private void MapAndLoad(FileHandle fileHandle, bool readOnly) { using (Section section = new Section( fileHandle, false, readOnly ? MemoryProtection.ExecuteRead : MemoryProtection.ExecuteReadWrite )) { _size = (int)fileHandle.GetSize(); _view = section.MapView(_size); this.Load(_view); } }