NS_IMETHODIMP
UDPSocketParent::OnPacketReceived(nsIUDPSocket* aSocket, nsIUDPMessage* aMessage)
{
// receiving packet from remote host, forward the message content to child process
if (!mIPCOpen) {
return NS_OK;
}
NS_ASSERTION(mFilter, "No packet filter");
uint16_t port;
nsCString ip;
nsCOMPtr<nsINetAddr> fromAddr;
aMessage->GetFromAddr(getter_AddRefs(fromAddr));
fromAddr->GetPort(&port);
fromAddr->GetAddress(ip);
nsCString data;
aMessage->GetData(data);
const char* buffer = data.get();
uint32_t len = data.Length();
bool allowed;
mozilla::net::NetAddr addr;
fromAddr->GetNetAddr(&addr);
nsresult rv = mFilter->FilterPacket(&addr,
(const uint8_t*)buffer, len,
nsIUDPSocketFilter::SF_INCOMING,
&allowed);
// Receiving unallowed data, drop.
NS_ENSURE_SUCCESS(rv, NS_OK);
NS_ENSURE_TRUE(allowed, NS_OK);
FallibleTArray<uint8_t> fallibleArray;
if (!fallibleArray.InsertElementsAt(0, buffer, len)) {
FireInternalError(this, __LINE__);
return NS_ERROR_OUT_OF_MEMORY;
}
InfallibleTArray<uint8_t> infallibleArray;
infallibleArray.SwapElements(fallibleArray);
// compose callback
mozilla::unused <<
PUDPSocketParent::SendCallback(NS_LITERAL_CSTRING("ondata"),
UDPMessage(ip, port, infallibleArray),
NS_LITERAL_CSTRING("connected"));
return NS_OK;
}
unsigned int TeaseLibService::processIdPacket(char* buffer) {
const String deviceId = "My_Photon";
const char* parameters[] = {deviceId, deviceAddress, "1", services[0]->name, services[0]->description, services[0]->version};
return UDPMessage("services", parameters, sizeof(parameters)/sizeof(char*)).toBuffer(buffer);
}
