ComDeviceNetwork.h

#ifndef __COMDEVICE_NETWORK_H__
#define __COMDEVICE_NETWORK_H__
 
#include "ComDevice.h"
 
#include "eC_String.h"
 
#if defined(eC_TARGET_ENV_WIN32)
#include <winsock2.h>
#endif
 
#define DEFAULT_BUFLEN 512000
 
class ComDeviceNetwork : public ComDevice
{
public:
    enum ConnectionMode_t
    {
        CM_SERVER, 
        CM_CLIENT 
    };
 
    enum ConnectionState_t
    {
        CS_DISCONNECTED, 
        CS_LISTENING, 
        CS_WAIT_FOR_CONNECT, 
        CS_CONNECTED 
    };
 
    struct ClientConnection_t
    {
        eC_String kIPAddress; 
    };
 
public:
    ComDeviceNetwork(
        const eC_String& kIPAddress,
        const eC_UShort& uiPort);
 
    ComDeviceNetwork(const eC_UShort& uiPort);
 
    virtual ~ComDeviceNetwork();
 
    virtual eC_Bool Open();
    virtual void Close();
    virtual eC_Bool Send(char* pkBuffer, const eC_UInt& uiBufferSize);
 
    virtual eC_Bool Process();
 
protected:
    eC_Bool ClientConnect();
    
    eC_Bool IsConnected() const;
 
private:
    ConnectionMode_t m_eConnectionMode; 
    ConnectionState_t m_eConnectionState; 
 
    eC_String m_kIPAddress; 
    eC_UShort m_usPort; 
 
#if defined(eC_TARGET_ENV_WIN32)
    WSAEVENT NewEvent; 
    SOCKET m_kListenSocket; 
    SOCKET m_kClientSocket; 
#elif defined(eC_TARGET_ENV_LINUX)
    int m_kListenSocket; 
    int m_kClientSocket; 
#endif
 
    char m_acSendBuffer[DEFAULT_BUFLEN]; 
    eC_UInt m_uiSendBufferIndex; 
    char m_acReceiveBuffer[DEFAULT_BUFLEN]; 
    eC_UInt m_uiReceiveBufferCount; 
};
#endif