注意是UDP非连接只能在OnReceive后获得IP和端口我好用SENDTO与客户端打交道我在网上查了
char network[20];
sockaddr_in remote_addr;
int bufsize = sizeof(remote_addr);
::getpeername(m_hSocket, (PSOCKADDR)&remote_addr, &bufsize);
wsprintf(network, "%d.%d.%d.%d",
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b1,
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b2,
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b3,
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b4);
//
AfxMessageBox(network);得到的是204.204.204.204郁闷!
请教,谢谢!
char network[20];
sockaddr_in remote_addr;
int bufsize = sizeof(remote_addr);
::getpeername(m_hSocket, (PSOCKADDR)&remote_addr, &bufsize);
wsprintf(network, "%d.%d.%d.%d",
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b1,
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b2,
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b3,
(BYTE)remote_addr.sin_addr.S_un.S_un_b.s_b4);
//
AfxMessageBox(network);得到的是204.204.204.204郁闷!
请教,谢谢!
(SOCKADDR*)&addrFrom,&len,NULL,NULL))
{
MessageBox("接收数据失败!");
return NULL;
}
CString ip_addr=inet_ntoa(addrFrom.sin_addr);//得到传来信息的ip地址