a

2026-07-03 16:05:30 +08:00
commit df489d5640
1101 changed files with 779140 additions and 0 deletions
@@ -0,0 +1,57 @@
+#pragma once
+
+#include <map>
+#include <string>
+#include <vector>
+
+enum RINGBUFFER_WORK_STATUS
+{
+	RINGBUFFER_NORMAL,
+	RINGBUFFER_CLOSEWAIT,
+	RINGBUFFER_CLOSEACK,
+	RINGBUFFER_STOP,
+	RINGBUFFER_END         //guard status
+};
+
+class RingBuffer
+{
+
+public:
+	RingBuffer();
+	RingBuffer(unsigned bufferSize);
+	//use pBufferOutside
+	RingBuffer(unsigned bufferSize, char* pBuffer);
+	virtual ~RingBuffer();
+private:
+	volatile int m_iWidx;
+	volatile int m_iRIdx;
+	char*        m_pBuffer;
+	unsigned     m_uBufferSize;
+
+	RINGBUFFER_WORK_STATUS m_iWorkStatus;
+	//for bufpool
+	bool m_bOutsideBuf;
+
+	int ReadToWidx(unsigned char* pBuf, int iWidx);
+	int GetFreeBufferBytes(int iRidx, int iWidx);
+
+	CRITICAL_SECTION m_csBufMutex;
+
+public:
+	virtual void Init();
+	virtual int Read(unsigned char* pBuf, unsigned readLen);
+	virtual int ReadAll(unsigned char* pBuf);
+	virtual int Write(const unsigned char* pBuf, unsigned writeLen);
+	virtual int Analyze();
+	virtual void Stop();
+	int GetFreeBufferBytes();
+	int GetDataBytes();
+	void SetRingBufferSize(unsigned bufferSize);
+	char* GetBufferAddr();
+	RINGBUFFER_WORK_STATUS GetStatus();
+	int SetStatus(RINGBUFFER_WORK_STATUS status);
+	void Lock();
+	void UnLock();
+	int GetBufferSize();
+
+};