circularbuffer.h

循环缓冲区的C++实现

// 声明

class CCycleBuffer  
{
public:
 BOOL isFull();
 BOOL isEmpty();
 void Empty();
 int GetLength();
 CCycleBuffer(int size);
 virtual ~CCycleBuffer();
 int Write(char* buf, int count);
 int Read(char* buf, int count);
private:
 BOOL m_bEmpty, m_bFull;
 char * m_pBuf;
 int m_nBufSize;
 int m_nReadPos;
 int m_nWritePos;
};