base

rcts/rc_accessd/lib/FixedQueue.h

@@ -0,0 +1,82 @@
+/***************************************************************************
+				Fixed size Queue Class Header ( FixedQueue.h )
+                -----------------------------------------
+	begin      : 2013/08/09
+	copyright  : (C) 2005 SolutionBox Inc.
+	author     : Development 1 Team
+	email      : dev1@solbox.com
+	version    : 3.5
+
+	CopyRight(C) 2005 SolutionBox Inc. All Rights reserved.
+	Redistribution and use in source and binary forms, with or with out
+	modification, are not permitted in outside of SolutionBox Inc.
+***************************************************************************/
+
+#ifndef __FIXED_SIZE_QUEUE_H__
+#define __FIXED_SIZE_QUEUE_H__
+
+#include <pthread.h>
+#include <queue>
+
+class CMutexLock
+{
+public:
+	CMutexLock(pthread_mutex_t * mutex);
+	~CMutexLock();
+	
+private:
+	pthread_mutex_t* m_plock;
+};
+
+
+class FixedQueueData
+{
+public:
+	size_t data_size;
+	char * data;
+	
+	FixedQueueData ()
+		: data_size(0), data(NULL) {};
+
+	~FixedQueueData ()	{ if(data) delete [] data; }
+};
+
+class CFixedQueue
+{
+public:
+	///@brief 생성자.
+	///@param bufferSize	[in] 데이터 버퍼 크기
+	///@param qSzie			[in] 큐의 크기
+	CFixedQueue (int bufferSize, int qSzie );
+	
+	///@brief 소멸자.
+	~CFixedQueue();
+
+	///@brief 데이터 삽입
+	///@param buf			[in] 데이터
+	///@param buffersize	[in] 데이터 크기
+	///@return 0: 정상, 1:queue full, -1 : error
+	int Push(char* buf, size_t buffersize);
+
+	///@brief 데이터 추출
+	///@return 데이터 리턴(FIFO)
+	///@param buf			[in] 데이터
+	///@param buffersize	[in] 데이터 크기
+	///@return 0: 정상, 1: queue empty   나머지 : error
+	int Pop(char* buf, size_t buffersize);
+
+	
+protected:
+	///@brief 큐에 초기화
+	void ReleaseAll();
+
+private:
+	int m_bufferSize;
+	int m_queueSize;
+
+	pthread_mutex_t m_mutex;
+
+	std::queue<FixedQueueData *>	m_queue;
+};
+
+#endif // __FIXED_SIZE_QUEUE_H__