/****************************************************************************
 * @source      : VMSThread.h
 * @description : VMS Server Socket Thread header
 ****************************************************************************
 * DATE         AUTHOR    DESCRIPTION
 * --------------------------------------------------------------------------
 * 2012/03/09   CYM       [100] First Cut
 *
 ****************************************************************************/

//---------------------------------------------------------------------------
#ifndef VMSThreadH
#define VMSThreadH
//---------------------------------------------------------------------------
#include <Classes.hpp>
#include <Sockets.hpp>
#include "VMSProtocol.h"
//---------------------------------------------------------------------------

/***************************************
**
** Constants
**
*/

#define SERVER_MSG_BUF_SIZE           65536       /* message buffer size */
#define SERVER_MAX_PACKET_SIZE        65536       /* max packet size */

#define SERVER_CONNECT_RETRY_TIME     20          /* connect retry time */

enum {
	/* common */
	ST_IDLE = 1,
    ST_INITIATE,
    ST_SECTION,
    ST_CLOSE,

	/* sender */
	ST_LOCAL_COMMAND,
	ST_CLIENT_COMMAND,

	/* receiver */
	ST_LOCAL_WAIT,
	ST_CLIENT_WAIT
};

enum {
	SET_SERVER_SUCC,
	SET_SERVER_FAIL
};


/***************************************
**
** Type definitions
**
*/

typedef struct {
	BOOL GeneralStatus;				/* 기본상태정보 */
	BOOL ModuleStatus;              /* 모듈상태정보 */
} ACCEPT_REGISTERED;

typedef union {

} COMMAND_ARGUMENT;


//---------------------------------------------------------------------------
class TVMSThread : public TClientSocketThread
{
private:
	TCustomIpClient* pClientSocket;
    bool *ThreadActiveIndicator;

	AnsiString m_strName;						/* thread name */

    int m_RxLen;	                            /* received data length */
	int m_TxLen;		                        /* data length to transmit */
	BYTE m_RxBuff[SERVER_MAX_PACKET_SIZE];	    /* receive data buffer */
	BYTE m_TxBuff[SERVER_MAX_PACKET_SIZE];      /* transmit data buffer */

    TDateTime m_rTimer;                         /* timer for receiver */
	TDateTime m_WatchDogTimer;                  /* watchdog timer */

	TCOMMLOG *m_Log;                            /* log */

    SERVER_THREAD_STRUCT m_Server;              /* server thread */

	bool m_InitFlag;                            /* Init Flag */

	DWORD m_DataPacketNumber;               	/* DataPacket Number */
	DWORD m_FrEDConfirmPacketNumber;        	/* FrEDConfirmPacket Number */
	bool m_LoginFlag;                       	/* Login Flag */

	DWORD m_PublishSerialNbr;               	/* Publish Serial Nbr */

	ACCEPT_REGISTERED m_Registered;         	/* Accept Registered Subscription */

	VMS_CURRENT_STATE *m_pState;                /* VMS 상태 정보 */

	REQ_INFO_STRUCT m_Req;                      /* client request */
	SET_INFO_STRUCT m_Set;						/* client set */

	int __fastcall ServerInitMem(void);
	void __fastcall ServerInitInfo(void);
	void __fastcall ServerTerminate(void);

	void ProcLog(BYTE bKind, char *fmt, ...);
	void __fastcall LOG_WriteTime(Time_t *pTime);
	int __fastcall SaveStateData(void *pData);
	void __fastcall ClientResponse(int error);
	int __fastcall SendCommMessage(UINT Msg, int wParam, int lParam);
	int __fastcall SendCommDataMessage(UINT Msg, void *pData, int iLen);

	int __fastcall RecvPacket(void *Data, int Len);
	int __fastcall ProcessPacket(BYTE *pBuffer, int Len);

	int __fastcall SendPacket(void *Data, int Len);
	int __fastcall ProcessCommand(BYTE cmd, COMMAND_ARGUMENT *pArg);

	void __fastcall ServerStateMachine(void);
	void __fastcall ProcErrorState(bool flag, int result);
	void __fastcall SetServerState(int Case);
	int __fastcall CheckRegistered();
	int __fastcall CheckLocalData(bool *pflag);
	int __fastcall CheckClientData(bool *pflag);

protected:
	void __fastcall Execute();
	void __fastcall TcpServerClientError(TObject *Sender, int SocketError);
    bool __fastcall SocketActivity(void);

public:
	__fastcall TVMSThread(TServerSocketThread* ServerSocketThread, TCustomIpClient* ClientSocket, int Tag, bool *ActiveIndicator);
	__fastcall ~TVMSThread();

};
//---------------------------------------------------------------------------
#endif