/*
   * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   * All rights reserved.
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License along
   * with this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * File: tmacro.h
   *
   * Purpose: define basic common types and macros
   *
   * Author: Tevin Chen
   *
   * Date: May 21, 1996
   *
   */

  #ifndef __TMACRO_H__
  #define __TMACRO_H__

  #include "ttype.h"

  
  /****** Common helper macros ***********************************************/

  #if !defined(LOBYTE)

  #define LOBYTE(w)           ((unsigned char)(w))

  #endif
  #if !defined(HIBYTE)

  #define HIBYTE(w)           ((unsigned char)(((unsigned short)(w) >> 8) & 0xFF))

  #endif
  
  #if !defined(LOWORD)

  #define LOWORD(d)           ((unsigned short)(d))

  #endif
  #if !defined(HIWORD)

  #define HIWORD(d)           ((unsigned short)((((unsigned long)(d)) >> 16) & 0xFFFF))

  #endif
  
  #define LODWORD(q)          ((q).u.dwLowDword)
  #define HIDWORD(q)          ((q).u.dwHighDword)

  #if !defined(MAKEWORD)

  #define MAKEWORD(lb, hb)    ((unsigned short)(((unsigned char)(lb)) | (((unsigned short)((unsigned char)(hb))) << 8)))

  #endif
  #if !defined(MAKEDWORD)

  #define MAKEDWORD(lw, hw)   ((unsigned long)(((unsigned short)(lw)) | (((unsigned long)((unsigned short)(hw))) << 16)))

  #endif

  
  #endif // __TMACRO_H__