void TSockSys::OnGetHost(uv_getaddrinfo_t* RequestHnd, int Status, struct addrinfo* AddrInfo) {
// get SockHost
PSockHost SockHost;
if (SockSys.HndToSockHostH.IsKey((uint64)RequestHnd)) {
SockHost = SockSys.HndToSockHostH.GetDat((uint64)RequestHnd);
SockSys.HndToSockHostH.DelKey((uint64)RequestHnd);
} else {
free(RequestHnd); uv_freeaddrinfo(AddrInfo);
SaveToErrLog("SockSys.OnGetHost: unkown RequestId");
return;
}
// get SockEvent
PSockEvent SockEvent;
if (SockHost->IsSockEvent()) {
SockEvent = SockHost->GetSockEvent();
} else {
free(RequestHnd); uv_freeaddrinfo(AddrInfo);
SaveToErrLog("SockSys.OnGetHost: SockHost without SockEvent");
return;
}
// parse results
if (Status == 0) {
SockHost->Status = shsOk;
// temporary buffer for storing IPs
char _addr[64] = {'\0'};
// iterate over all the resolved IPs
struct addrinfo* AddrInfoIter = AddrInfo;
while (AddrInfoIter != NULL) {
//if (AddrInfoIter->ai_family
//AF_INET6
// get IP as string
if (AddrInfoIter->ai_family == AF_INET) {
uv_ip4_name((struct sockaddr_in*)AddrInfoIter->ai_addr, _addr, sizeof(_addr));
} else if (AddrInfoIter->ai_family == AF_INET6) {
uv_ip6_name((struct sockaddr_in6*)AddrInfoIter->ai_addr, _addr, sizeof(_addr));
}
TStr IpNum(_addr);
// add to SockHost
SockHost->AddIpNum(IpNum);
// go to the next IP on the list
AddrInfoIter = AddrInfoIter->ai_next;
}
} else if (Status == -1) {
// something went wrong
SockHost->Status = shsError;
SockHost->ErrMsg = "SockSys.OnGetHost: " + SockSys.GetLastErr();
} else {
// unkown status
SockHost->Status = shsError;
SockHost->ErrMsg = TStr::Fmt("SockSys.OnGetHost: unkown status %d", Status);
}
// clean up
free(RequestHnd); uv_freeaddrinfo(AddrInfo);
// callback
SockEvent->OnGetHost(SockHost);
}
