UDP ERROR NO.10049

[star119119]

bool UDP::makeSock()
{
sock = socket(AF_INET,SOCK_RAW,IPPROTO_UDP);
if (sock < 0)
{
MessageBox(AfxGetMainWnd()->m_hWnd, ERR_SOCKET_CREATE, MSG_MAIN, MB_ICONERROR );
return FALSE;
}

BOOL on = 1;
int ret = setsockopt(sock,IPPROTO_IP,IP_HDRINCL,(char *)&on,sizeof(on));
if (ret == SOCKET_ERROR){
MessageBox(AfxGetMainWnd()->m_hWnd, ERR_SOCKET_CREATE, MSG_MAIN, MB_ICONERROR );
return FALSE;
}
sockaddr_in sin;
sin.sin_addr.s_addr=INADDR_ANY;
sin.sin_family = AF_INET;
sin.sin_port = htons(8888);
if(bind(sock,(struct sockaddr*)&sin,sizeof sockaddr_in)<0){ //出错
ShowError(GetLastError());
MessageBox(AfxGetMainWnd()->m_hWnd, ERR_SOCKET_BIND, MSG_MAIN, MB_ICONERROR );
return FALSE;
}

return TRUE;
}

在BIND得时候就会产生错误。错误编号：WSAEADDRNOTAVAIL 。NO.10049

我有个可以正常运行的程序，使WINSDK的。现在移植到MFC下，却产生了这个错误

由于弄了一天了。脑袋有点混乱了，请求帮忙

[Seu_why]

在其上下文中，该请求的地址无效 ?

sizeof (sockaddr_in)

[DentistryDoctor]

raw socket?BIND?

[xiaoma0401]

ws2_32.lib

晄惀winsock2.lib