79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
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/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*
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* File: tbit.h
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*
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* Purpose: Bit routines
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*
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* Author: Tevin Chen
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*
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* Date: May 21, 1996
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*
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*/
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#ifndef __TBIT_H__
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#define __TBIT_H__
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#if !defined(__TTYPE_H__)
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#include "ttype.h"
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#endif
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/*--------------------- Export Definitions -------------------------*/
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/*--------------------- Export Types ------------------------------*/
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/*--------------------- Export Macros ------------------------------*/
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// test single bit on
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#define BITbIsBitOn(tData, tTestBit) \
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(((tData) & (tTestBit)) != 0)
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// test single bit off
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#define BITbIsBitOff(tData, tTestBit) \
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(((tData) & (tTestBit)) == 0)
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#define BITbIsAllBitsOn(tData, tTestBit) \
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(((tData) & (tTestBit)) == (tTestBit))
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#define BITbIsAllBitsOff(tData, tTestBit) \
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(((tData) & (tTestBit)) == 0)
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#define BITbIsAnyBitsOn(tData, tTestBit) \
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(((tData) & (tTestBit)) != 0)
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#define BITbIsAnyBitsOff(tData, tTestBit) \
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(((tData) & (tTestBit)) != (tTestBit))
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/*--------------------- Export Classes ----------------------------*/
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/*--------------------- Export Variables --------------------------*/
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/*--------------------- Export Functions --------------------------*/
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#endif // __TBIT_H__
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