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51 lines
940 B
C
51 lines
940 B
C
#pragma once
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//位运算函数
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//PortVal 的PortIdx 位设置为1
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inline long SetBitOn(long Val,int Idx)
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{
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Val= Val |(1<<Idx);
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return Val;
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}
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inline void SetIntBitOn(int &Val,int Idx)
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{
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Val= Val |(1<<Idx);
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}
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inline void SetIntBitOff(int &Val,int Idx)
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{
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Val = (Val)&(~(1<<Idx));
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}
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inline void SetIntBitState(int &Val,int Idx,bool bOn)
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{
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if(bOn)
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SetIntBitOn(Val,Idx);
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else
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SetIntBitOff(Val,Idx);
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}
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//PortVal 的PortIdx 位设置为0
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inline BYTE SetBitOff(BYTE Val,int Idx)
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{
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Val = (Val)&(~(1<<Idx));
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return Val;
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}
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//判断某位是否为1,PortIdx 从右到左
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inline BOOL IsBitOn(BYTE Val,int Idx)
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{
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if((Val>>Idx)&1)
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return TRUE;
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else
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return FALSE;
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}
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inline BOOL IsBitOn(int Val,int Idx)
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{
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if((Val>>Idx)&1)
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return TRUE;
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else
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return FALSE;
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}
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inline long SetBitByBool(BYTE Val,int Idx,bool b)
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{
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if(b)
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return SetBitOn(Val,Idx);
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return SetBitOff(Val,Idx);
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} |