Inazuma.Mono.Cecil.PE.ImageWriter.WriteOptionalHeaders C# (CSharp) Method

		void WriteOptionalHeaders ()
		{
			WriteUInt16 ((ushort) (!pe64 ? 0x10b : 0x20b));	// Magic
			WriteByte (8);	// LMajor
			WriteByte (0);	// LMinor
			WriteUInt32 (text.SizeOfRawData);	// CodeSize
			WriteUInt32 ((reloc != null ? reloc.SizeOfRawData : 0)
				+ (rsrc != null ? rsrc.SizeOfRawData : 0));	// InitializedDataSize
			WriteUInt32 (0);	// UninitializedDataSize

			var startub_stub = text_map.GetRange (TextSegment.StartupStub);
			WriteUInt32 (startub_stub.Length > 0 ? startub_stub.Start : 0);  // EntryPointRVA
			WriteUInt32 (text_rva);	// BaseOfCode

			if (!pe64) {
				WriteUInt32 (0);	// BaseOfData
				WriteUInt32 ((uint) image_base);	// ImageBase
			} else {
				WriteUInt64 (image_base);	// ImageBase
			}

			WriteUInt32 (section_alignment);	// SectionAlignment
			WriteUInt32 (file_alignment);		// FileAlignment

			WriteUInt16 (4);	// OSMajor
			WriteUInt16 (0);	// OSMinor
			WriteUInt16 (0);	// UserMajor
			WriteUInt16 (0);	// UserMinor
			WriteUInt16 (4);	// SubSysMajor
			WriteUInt16 (0);	// SubSysMinor
			WriteUInt32 (0);	// Reserved

			var last_section = LastSection();
			WriteUInt32 (last_section.VirtualAddress + Align (last_section.VirtualSize, section_alignment));	// ImageSize
			WriteUInt32 (text.PointerToRawData);	// HeaderSize

			WriteUInt32 (0);	// Checksum
			WriteUInt16 (GetSubSystem ());	// SubSystem
			WriteUInt16 ((ushort) module.Characteristics);	// DLLFlags

			const ulong stack_reserve = 0x100000;
			const ulong stack_commit = 0x1000;
			const ulong heap_reserve = 0x100000;
			const ulong heap_commit = 0x1000;

			if (!pe64) {
				WriteUInt32 ((uint) stack_reserve);
				WriteUInt32 ((uint) stack_commit);
				WriteUInt32 ((uint) heap_reserve);
				WriteUInt32 ((uint) heap_commit);
			} else {
				WriteUInt64 (stack_reserve);
				WriteUInt64 (stack_commit);
				WriteUInt64 (heap_reserve);
				WriteUInt64 (heap_commit);
			}

			WriteUInt32 (0);	// LoaderFlags
			WriteUInt32 (16);	// NumberOfDataDir

			WriteZeroDataDirectory ();	// ExportTable
			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.ImportDirectory));	// ImportTable
			if (rsrc != null) {							// ResourceTable
				WriteUInt32 (rsrc.VirtualAddress);
				WriteUInt32 (rsrc.VirtualSize);
			} else
				WriteZeroDataDirectory ();

			WriteZeroDataDirectory ();	// ExceptionTable
			WriteZeroDataDirectory ();	// CertificateTable
			WriteUInt32 (reloc != null ? reloc.VirtualAddress : 0);			// BaseRelocationTable
			WriteUInt32 (reloc != null ? reloc.VirtualSize : 0);

			if (text_map.GetLength (TextSegment.DebugDirectory) > 0) {
				WriteUInt32 (text_map.GetRVA (TextSegment.DebugDirectory));
				WriteUInt32 (28u);
			} else
				WriteZeroDataDirectory ();

			WriteZeroDataDirectory ();	// Copyright
			WriteZeroDataDirectory ();	// GlobalPtr
			WriteZeroDataDirectory ();	// TLSTable
			WriteZeroDataDirectory ();	// LoadConfigTable
			WriteZeroDataDirectory ();	// BoundImport
			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.ImportAddressTable));	// IAT
			WriteZeroDataDirectory ();	// DelayImportDesc
			WriteDataDirectory (text_map.GetDataDirectory (TextSegment.CLIHeader));	// CLIHeader
			WriteZeroDataDirectory ();	// Reserved
		}