sh_multicast.h

rsa算法打的一个包

// SH_Multicast.h: interface for the SH_Multicast class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_SH_MULTICAST_H__2F8C08CE_D5DC_4B4A_9B94_DC76474380A5__INCLUDED_)
#define AFX_SH_MULTICAST_H__2F8C08CE_D5DC_4B4A_9B94_DC76474380A5__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "SH_Socket.h"

class AFX_EXT_CLASS SH_Multicast : public SH_Socket  
{
public:
	SH_Multicast();
    SH_Multicast(LPCTSTR cszIP,UINT uPort);
	virtual ~SH_Multicast();

    int     Send(const char *pSendBuf, int nBufLen);
	UINT    GetPort() const;
	VOID    SetPort(UINT uPort);
	LPCTSTR GetIP(VOID);
	VOID    SetIP(LPCTSTR cszIP);
	BOOL    JoinMulticastGroup();
	BOOL    LeaveMulticastGroup();
	BOOL    CreateReceiver(LPCTSTR cszMultiIP,UINT port);
	BOOL    CreateSender(LPCTSTR cszMultiIP,UINT port);

protected:
    BOOL    EnableMulticast(BOOL bEnabled);
private:
    CString m_strMultiIP;
    UINT    m_uPort;
};

#endif // !defined(AFX_SH_MULTICAST_H__2F8C08CE_D5DC_4B4A_9B94_DC76474380A5__INCLUDED_)