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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 "TCPSocketParent.h"
#include "jsapi.h"
#include "jsfriendapi.h"
#include "nsJSUtils.h"
#include "mozilla/Unused.h"
#include "mozilla/net/NeckoCommon.h"
#include "mozilla/net/PNeckoParent.h"
#include "mozilla/dom/ScriptSettings.h"
#include "mozilla/dom/BrowserParent.h"
#include "mozilla/HoldDropJSObjects.h"
#include "nsISocketTransport.h"
#include "nsNetUtil.h"
#include "TCPSocket.h"
namespace IPC {
// Defined in TCPSocketChild.cpp
extern bool DeserializeArrayBuffer(JSContext* aCx,
const nsTArray<uint8_t>& aBuffer,
JS::MutableHandle<JS::Value> aVal);
} // namespace IPC
namespace mozilla {
namespace net {
//
// set MOZ_LOG=TCPSocket:5
//
extern LazyLogModule gTCPSocketLog;
#define TCPSOCKET_LOG(args) MOZ_LOG(gTCPSocketLog, LogLevel::Debug, args)
#define TCPSOCKET_LOG_ENABLED() MOZ_LOG_TEST(gTCPSocketLog, LogLevel::Debug)
} // namespace net
using namespace net;
namespace dom {
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TCPSocketParentBase)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTION(TCPSocketParentBase, mSocket)
NS_IMPL_CYCLE_COLLECTING_ADDREF(TCPSocketParentBase)
NS_IMPL_CYCLE_COLLECTING_RELEASE(TCPSocketParentBase)
TCPSocketParentBase::TCPSocketParentBase() : mIPCOpen(false) {}
TCPSocketParentBase::~TCPSocketParentBase() = default;
void TCPSocketParentBase::ReleaseIPDLReference() {
MOZ_ASSERT(mIPCOpen);
mIPCOpen = false;
this->Release();
}
void TCPSocketParentBase::AddIPDLReference() {
MOZ_ASSERT(!mIPCOpen);
mIPCOpen = true;
this->AddRef();
}
NS_IMETHODIMP_(MozExternalRefCountType) TCPSocketParent::Release(void) {
nsrefcnt refcnt = TCPSocketParentBase::Release();
if (refcnt == 1 && mIPCOpen) {
mozilla::Unused << PTCPSocketParent::SendRequestDelete();
return 1;
}
return refcnt;
}
mozilla::ipc::IPCResult TCPSocketParent::RecvOpen(
const nsString& aHost, const uint16_t& aPort, const bool& aUseSSL,
const bool& aUseArrayBuffers) {
mSocket = new TCPSocket(nullptr, aHost, aPort, aUseSSL, aUseArrayBuffers);
mSocket->SetSocketBridgeParent(this);
NS_ENSURE_SUCCESS(mSocket->Init(nullptr), IPC_OK());
return IPC_OK();
}
mozilla::ipc::IPCResult TCPSocketParent::RecvStartTLS() {
NS_ENSURE_TRUE(mSocket, IPC_OK());
ErrorResult rv;
mSocket->UpgradeToSecure(rv);
if (NS_WARN_IF(rv.Failed())) {
rv.SuppressException();
}
return IPC_OK();
}
mozilla::ipc::IPCResult TCPSocketParent::RecvSuspend() {
NS_ENSURE_TRUE(mSocket, IPC_OK());
mSocket->Suspend();
return IPC_OK();
}
mozilla::ipc::IPCResult TCPSocketParent::RecvResume() {
NS_ENSURE_TRUE(mSocket, IPC_OK());
ErrorResult rv;
mSocket->Resume(rv);
if (NS_WARN_IF(rv.Failed())) {
rv.SuppressException();
}
return IPC_OK();
}
mozilla::ipc::IPCResult TCPSocketParent::RecvData(const SendableData& aData) {
NS_ENSURE_TRUE(mSocket, IPC_OK());
ErrorResult rv;
switch (aData.type()) {
case SendableData::TArrayOfuint8_t: {
AutoSafeJSContext autoCx;
JS::Rooted<JS::Value> val(autoCx);
const nsTArray<uint8_t>& buffer = aData.get_ArrayOfuint8_t();
bool ok = IPC::DeserializeArrayBuffer(autoCx, buffer, &val);
NS_ENSURE_TRUE(ok, IPC_OK());
RootedSpiderMonkeyInterface<ArrayBuffer> data(autoCx);
if (!data.Init(&val.toObject())) {
TCPSOCKET_LOG(("%s: Failed to allocate memory", __FUNCTION__));
return IPC_FAIL_NO_REASON(this);
}
Optional<uint32_t> byteLength(buffer.Length());
mSocket->Send(data, 0, byteLength, rv);
break;
}
case SendableData::TnsCString: {
const nsCString& strData = aData.get_nsCString();
mSocket->Send(strData, rv);
break;
}
default:
MOZ_CRASH("unexpected SendableData type");
}
NS_ENSURE_SUCCESS(rv.StealNSResult(), IPC_OK());
return IPC_OK();
}
mozilla::ipc::IPCResult TCPSocketParent::RecvClose() {
NS_ENSURE_TRUE(mSocket, IPC_OK());
mSocket->Close();
return IPC_OK();
}
void TCPSocketParent::FireErrorEvent(const nsAString& aName,
const nsAString& aType, nsresult aError,
TCPReadyState aReadyState) {
SendEvent(u"error"_ns, TCPError(nsString(aName), nsString(aType), aError),
aReadyState);
}
void TCPSocketParent::FireEvent(const nsAString& aType,
TCPReadyState aReadyState) {
return SendEvent(aType, mozilla::void_t(), aReadyState);
}
void TCPSocketParent::FireArrayBufferDataEvent(nsTArray<uint8_t>& aBuffer,
TCPReadyState aReadyState) {
nsTArray<uint8_t> arr = std::move(aBuffer);
SendableData data(arr);
SendEvent(u"data"_ns, data, aReadyState);
}
void TCPSocketParent::FireStringDataEvent(const nsACString& aData,
TCPReadyState aReadyState) {
SendableData data((nsCString(aData)));
SendEvent(u"data"_ns, data, aReadyState);
}
void TCPSocketParent::SendEvent(const nsAString& aType, CallbackData aData,
TCPReadyState aReadyState) {
if (mIPCOpen) {
mozilla::Unused << PTCPSocketParent::SendCallback(
nsString(aType), aData, static_cast<uint32_t>(aReadyState));
}
}
void TCPSocketParent::SetSocket(TCPSocket* socket) { mSocket = socket; }
nsresult TCPSocketParent::GetHost(nsAString& aHost) {
if (!mSocket) {
NS_ERROR("No internal socket instance mSocket!");
return NS_ERROR_FAILURE;
}
mSocket->GetHost(aHost);
return NS_OK;
}
nsresult TCPSocketParent::GetPort(uint16_t* aPort) {
if (!mSocket) {
NS_ERROR("No internal socket instance mSocket!");
return NS_ERROR_FAILURE;
}
*aPort = mSocket->Port();
return NS_OK;
}
void TCPSocketParent::ActorDestroy(ActorDestroyReason why) {
if (mSocket) {
mSocket->Close();
}
mSocket = nullptr;
}
mozilla::ipc::IPCResult TCPSocketParent::RecvRequestDelete() {
mozilla::Unused << Send__delete__(this);
return IPC_OK();
}
} // namespace dom
} // namespace mozilla
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