j加入多播组时WSAJoinLeaf() Error!
本帖最后由 VisualEleven 于 2013-01-06 16:40:55 编辑
srcaddr = addr;//多播地址是addr而srcaddr存放的是将来发送和接收数据时作为远端地址
srcaddr.sin_port = htons (port);
WSABUF wsaCalleeData;
m_hGroupSocket = WSAJoinLeaf(m_hSocket,(PSOCKADDR)&addr,
sizeof(addr), NULL,&wsaCalleeData, NULL, NULL, JL_BOTH);
if (m_hGroupSocket == INVALID_SOCKET)
{
bConnected = FALSE;
AfxMessageBox("WSAJoinLeaf() Error!",WSAGetLastError());
return FALSE;
}
