1/* 2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. 3 * All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * File: tmacro.h 20 * 21 * Purpose: define basic common types and macros 22 * 23 * Author: Tevin Chen 24 * 25 * Date: May 21, 1996 26 * 27 */ 28 29#ifndef __TMACRO_H__ 30#define __TMACRO_H__ 31 32#include "ttype.h" 33 34/****** Common helper macros ***********************************************/ 35 36#if !defined(LOBYTE) 37#define LOBYTE(w) ((BYTE)(w)) 38#endif 39#if !defined(HIBYTE) 40#define HIBYTE(w) ((BYTE)(((WORD)(w) >> 8) & 0xFF)) 41#endif 42 43#if !defined(LOWORD) 44#define LOWORD(d) ((WORD)(d)) 45#endif 46#if !defined(HIWORD) 47#define HIWORD(d) ((WORD)((((DWORD)(d)) >> 16) & 0xFFFF)) 48#endif 49 50#define LODWORD(q) ((q).u.dwLowDword) 51#define HIDWORD(q) ((q).u.dwHighDword) 52 53#if !defined(MAKEWORD) 54#define MAKEWORD(lb, hb) ((WORD)(((BYTE)(lb)) | (((WORD)((BYTE)(hb))) << 8))) 55#endif 56#if !defined(MAKEDWORD) 57#define MAKEDWORD(lw, hw) ((DWORD)(((WORD)(lw)) | (((DWORD)((WORD)(hw))) << 16))) 58#endif 59 60#endif /* __TMACRO_H__ */ 61