void
UDPSocketParent::Send(const IPCStream& aStream,
const UDPSocketAddr& aAddr)
{
nsCOMPtr<nsIInputStream> stream = DeserializeIPCStream(aStream);
if (NS_WARN_IF(!stream)) {
return;
}
nsresult rv;
switch(aAddr.type()) {
case UDPSocketAddr::TUDPAddressInfo: {
const UDPAddressInfo& addrInfo(aAddr.get_UDPAddressInfo());
rv = mSocket->SendBinaryStream(addrInfo.addr(), addrInfo.port(), stream);
break;
}
case UDPSocketAddr::TNetAddr: {
const NetAddr& addr(aAddr.get_NetAddr());
rv = mSocket->SendBinaryStreamWithAddress(&addr, stream);
break;
}
default:
MOZ_ASSERT(false, "Invalid address type!");
return;
}
if (NS_FAILED(rv)) {
FireInternalError(__LINE__);
}
}
void UDPSocketParent::Send(const InfallibleTArray<uint8_t>& aData,
const UDPSocketAddr& aAddr) {
nsresult rv;
uint32_t count;
switch (aAddr.type()) {
case UDPSocketAddr::TUDPAddressInfo: {
const UDPAddressInfo& addrInfo(aAddr.get_UDPAddressInfo());
rv = mSocket->Send(addrInfo.addr(), addrInfo.port(), aData.Elements(),
aData.Length(), &count);
break;
}
case UDPSocketAddr::TNetAddr: {
const NetAddr& addr(aAddr.get_NetAddr());
rv = mSocket->SendWithAddress(&addr, aData.Elements(), aData.Length(),
&count);
break;
}
default:
MOZ_ASSERT(false, "Invalid address type!");
return;
}
if (NS_WARN_IF(NS_FAILED(rv)) || count == 0) {
FireInternalError(__LINE__);
}
}
mozilla::ipc::IPCResult
UDPSocketParent::RecvOutgoingData(const UDPData& aData,
const UDPSocketAddr& aAddr)
{
if (!mSocket) {
NS_WARNING("sending socket is closed");
FireInternalError(__LINE__);
return IPC_OK();
}
nsresult rv;
if (mFilter) {
if (aAddr.type() != UDPSocketAddr::TNetAddr) {
return IPC_OK();
}
// TODO, Packet filter doesn't support input stream yet.
if (aData.type() != UDPData::TArrayOfuint8_t) {
return IPC_OK();
}
bool allowed;
const InfallibleTArray<uint8_t>& data(aData.get_ArrayOfuint8_t());
rv = mFilter->FilterPacket(&aAddr.get_NetAddr(), data.Elements(),
data.Length(), nsISocketFilter::SF_OUTGOING,
&allowed);
// Sending unallowed data, kill content.
if (NS_WARN_IF(NS_FAILED(rv)) || !allowed) {
return IPC_FAIL(this, "Content tried to send non STUN packet");
}
}
switch(aData.type()) {
case UDPData::TArrayOfuint8_t:
Send(aData.get_ArrayOfuint8_t(), aAddr);
break;
case UDPData::TIPCStream:
Send(aData.get_IPCStream(), aAddr);
break;
default:
MOZ_ASSERT(false, "Invalid data type!");
return IPC_OK();
}
return IPC_OK();
}
bool
UDPSocketParent::RecvOutgoingData(const UDPData& aData,
const UDPSocketAddr& aAddr)
{
MOZ_ASSERT(mSocket);
nsresult rv;
if (mFilter) {
// TODO, Bug 933102, filter packets that are sent with hostname.
// Until then we simply throw away packets that are sent to a hostname.
if (aAddr.type() != UDPSocketAddr::TNetAddr) {
return true;
}
// TODO, Packet filter doesn't support input stream yet.
if (aData.type() != UDPData::TArrayOfuint8_t) {
return true;
}
bool allowed;
const InfallibleTArray<uint8_t>& data(aData.get_ArrayOfuint8_t());
rv = mFilter->FilterPacket(&aAddr.get_NetAddr(), data.Elements(),
data.Length(), nsIUDPSocketFilter::SF_OUTGOING,
&allowed);
// Sending unallowed data, kill content.
if (NS_WARN_IF(NS_FAILED(rv)) || !allowed) {
return false;
}
}
switch(aData.type()) {
case UDPData::TArrayOfuint8_t:
Send(aData.get_ArrayOfuint8_t(), aAddr);
break;
case UDPData::TInputStreamParams:
Send(aData.get_InputStreamParams(), aAddr);
break;
default:
MOZ_ASSERT(false, "Invalid data type!");
return true;
}
return true;
}
