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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TCPServerSocket.h"
#include "TCPServerSocketChild.h"
#include "TCPServerSocketParent.h"
#include "TCPSocket.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/Event.h"
#include "mozilla/dom/TCPServerSocketBinding.h"
#include "mozilla/dom/TCPServerSocketEvent.h"
#include "mozilla/dom/TCPSocketBinding.h"
#include "nsComponentManagerUtils.h"
#include "nsGlobalWindowInner.h"
using namespace mozilla::dom;
NS_IMPL_CYCLE_COLLECTION_CLASS(TCPServerSocket)
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(TCPServerSocket,
DOMEventTargetHelper)
NS_IMPL_CYCLE_COLLECTION_TRACE_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(TCPServerSocket,
DOMEventTargetHelper)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mServerSocket)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mServerBridgeChild)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mServerBridgeParent)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(TCPServerSocket,
DOMEventTargetHelper)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mServerSocket)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mServerBridgeChild)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mServerBridgeParent)
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_ADDREF_INHERITED(TCPServerSocket, DOMEventTargetHelper)
NS_IMPL_RELEASE_INHERITED(TCPServerSocket, DOMEventTargetHelper)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TCPServerSocket)
NS_INTERFACE_MAP_ENTRY(nsIServerSocketListener)
NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
TCPServerSocket::TCPServerSocket(nsIGlobalObject* aGlobal, uint16_t aPort,
bool aUseArrayBuffers, uint16_t aBacklog)
: DOMEventTargetHelper(aGlobal),
mPort(aPort),
mBacklog(aBacklog),
mUseArrayBuffers(aUseArrayBuffers) {}
TCPServerSocket::~TCPServerSocket() = default;
nsresult TCPServerSocket::Init() {
if (mServerSocket || mServerBridgeChild) {
NS_WARNING("Child TCPServerSocket is already listening.");
return NS_ERROR_FAILURE;
}
if (XRE_GetProcessType() == GeckoProcessType_Content) {
mServerBridgeChild =
new TCPServerSocketChild(this, mPort, mBacklog, mUseArrayBuffers);
return NS_OK;
}
nsresult rv;
mServerSocket =
do_CreateInstance("@mozilla.org/network/server-socket;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
rv = mServerSocket->Init(mPort, false, mBacklog);
NS_ENSURE_SUCCESS(rv, rv);
rv = mServerSocket->GetPort(&mPort);
NS_ENSURE_SUCCESS(rv, rv);
rv = mServerSocket->AsyncListen(this);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
already_AddRefed<TCPServerSocket> TCPServerSocket::Constructor(
const GlobalObject& aGlobal, uint16_t aPort,
const ServerSocketOptions& aOptions, uint16_t aBacklog,
mozilla::ErrorResult& aRv) {
nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
if (!global) {
aRv = NS_ERROR_FAILURE;
return nullptr;
}
bool useArrayBuffers =
aOptions.mBinaryType == TCPSocketBinaryType::Arraybuffer;
RefPtr<TCPServerSocket> socket =
new TCPServerSocket(global, aPort, useArrayBuffers, aBacklog);
nsresult rv = socket->Init();
if (NS_WARN_IF(NS_FAILED(rv))) {
aRv = NS_ERROR_FAILURE;
return nullptr;
}
return socket.forget();
}
uint16_t TCPServerSocket::LocalPort() const { return mPort; }
void TCPServerSocket::Close() {
if (mServerBridgeChild) {
mServerBridgeChild->Close();
}
if (mServerSocket) {
mServerSocket->Close();
}
}
void TCPServerSocket::FireEvent(const nsAString& aType, TCPSocket* aSocket) {
TCPServerSocketEventInit init;
init.mBubbles = false;
init.mCancelable = false;
init.mSocket = aSocket;
RefPtr<TCPServerSocketEvent> event =
TCPServerSocketEvent::Constructor(this, aType, init);
event->SetTrusted(true);
DispatchEvent(*event);
if (mServerBridgeParent) {
mServerBridgeParent->OnConnect(event);
}
}
NS_IMETHODIMP
TCPServerSocket::OnSocketAccepted(nsIServerSocket* aServer,
nsISocketTransport* aTransport) {
nsCOMPtr<nsIGlobalObject> global = GetOwnerGlobal();
RefPtr<TCPSocket> socket =
TCPSocket::CreateAcceptedSocket(global, aTransport, mUseArrayBuffers);
FireEvent(u"connect"_ns, socket);
return NS_OK;
}
NS_IMETHODIMP
TCPServerSocket::OnStopListening(nsIServerSocket* aServer, nsresult aStatus) {
if (aStatus != NS_BINDING_ABORTED) {
RefPtr<Event> event = new Event(GetOwnerWindow());
event->InitEvent(u"error"_ns, false, false);
event->SetTrusted(true);
DispatchEvent(*event);
NS_WARNING("Server socket was closed by unexpected reason.");
return NS_ERROR_FAILURE;
}
mServerSocket = nullptr;
return NS_OK;
}
nsresult TCPServerSocket::AcceptChildSocket(TCPSocketChild* aSocketChild) {
nsCOMPtr<nsIGlobalObject> global = GetOwnerGlobal();
NS_ENSURE_TRUE(global, NS_ERROR_FAILURE);
RefPtr<TCPSocket> socket =
TCPSocket::CreateAcceptedSocket(global, aSocketChild, mUseArrayBuffers);
NS_ENSURE_TRUE(socket, NS_ERROR_FAILURE);
FireEvent(u"connect"_ns, socket);
return NS_OK;
}
void TCPServerSocket::SetServerBridgeParent(
TCPServerSocketParent* aBridgeParent) {
mServerBridgeParent = aBridgeParent;
}
JSObject* TCPServerSocket::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return TCPServerSocket_Binding::Wrap(aCx, this, aGivenProto);
}
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