1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set sw=2 ts=8 et tw=80 ft=cpp : */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #include "WebrtcTCPSocketChild.h"
8 
9 #include "mozilla/net/NeckoChild.h"
10 #include "mozilla/net/SocketProcessChild.h"
11 
12 #include "LoadInfo.h"
13 
14 #include "WebrtcTCPSocketLog.h"
15 #include "WebrtcTCPSocketCallback.h"
16 
17 using namespace mozilla::ipc;
18 
19 namespace mozilla::net {
20 
RecvOnClose(const nsresult & aReason)21 mozilla::ipc::IPCResult WebrtcTCPSocketChild::RecvOnClose(
22     const nsresult& aReason) {
23   LOG(("WebrtcTCPSocketChild::RecvOnClose %p\n", this));
24 
25   MOZ_ASSERT(mProxyCallbacks, "webrtc TCP callbacks should be non-null");
26   mProxyCallbacks->OnClose(aReason);
27   mProxyCallbacks = nullptr;
28 
29   return IPC_OK();
30 }
31 
RecvOnConnected(const nsCString & aProxyType)32 mozilla::ipc::IPCResult WebrtcTCPSocketChild::RecvOnConnected(
33     const nsCString& aProxyType) {
34   LOG(("WebrtcTCPSocketChild::RecvOnConnected %p\n", this));
35 
36   MOZ_ASSERT(mProxyCallbacks, "webrtc TCP callbacks should be non-null");
37   mProxyCallbacks->OnConnected(aProxyType);
38 
39   return IPC_OK();
40 }
41 
RecvOnRead(nsTArray<uint8_t> && aReadData)42 mozilla::ipc::IPCResult WebrtcTCPSocketChild::RecvOnRead(
43     nsTArray<uint8_t>&& aReadData) {
44   LOG(("WebrtcTCPSocketChild::RecvOnRead %p\n", this));
45 
46   MOZ_ASSERT(mProxyCallbacks, "webrtc TCP callbacks should be non-null");
47   mProxyCallbacks->OnRead(std::move(aReadData));
48 
49   return IPC_OK();
50 }
51 
WebrtcTCPSocketChild(WebrtcTCPSocketCallback * aProxyCallbacks)52 WebrtcTCPSocketChild::WebrtcTCPSocketChild(
53     WebrtcTCPSocketCallback* aProxyCallbacks)
54     : mProxyCallbacks(aProxyCallbacks) {
55   MOZ_COUNT_CTOR(WebrtcTCPSocketChild);
56 
57   LOG(("WebrtcTCPSocketChild::WebrtcTCPSocketChild %p\n", this));
58 }
59 
~WebrtcTCPSocketChild()60 WebrtcTCPSocketChild::~WebrtcTCPSocketChild() {
61   MOZ_COUNT_DTOR(WebrtcTCPSocketChild);
62 
63   LOG(("WebrtcTCPSocketChild::~WebrtcTCPSocketChild %p\n", this));
64 }
65 
AsyncOpen(const nsCString & aHost,const int & aPort,const nsCString & aLocalAddress,const int & aLocalPort,bool aUseTls,const std::shared_ptr<NrSocketProxyConfig> & aProxyConfig)66 void WebrtcTCPSocketChild::AsyncOpen(
67     const nsCString& aHost, const int& aPort, const nsCString& aLocalAddress,
68     const int& aLocalPort, bool aUseTls,
69     const std::shared_ptr<NrSocketProxyConfig>& aProxyConfig) {
70   LOG(("WebrtcTCPSocketChild::AsyncOpen %p %s:%d\n", this, aHost.get(), aPort));
71 
72   MOZ_ASSERT(NS_IsMainThread(), "not main thread");
73 
74   AddIPDLReference();
75 
76   Maybe<net::WebrtcProxyConfig> proxyConfig;
77   Maybe<dom::TabId> tabId;
78   if (aProxyConfig) {
79     proxyConfig = Some(aProxyConfig->GetConfig());
80     tabId = Some(proxyConfig->tabId());
81   }
82 
83   if (IsNeckoChild()) {
84     // We're on a content process
85     gNeckoChild->SetEventTargetForActor(this, GetMainThreadSerialEventTarget());
86     gNeckoChild->SendPWebrtcTCPSocketConstructor(this, tabId);
87   } else if (IsSocketProcessChild()) {
88     // We're on a socket process
89     SocketProcessChild::GetSingleton()->SetEventTargetForActor(
90         this, GetMainThreadSerialEventTarget());
91     SocketProcessChild::GetSingleton()->SendPWebrtcTCPSocketConstructor(this,
92                                                                         tabId);
93   }
94 
95   SendAsyncOpen(aHost, aPort, aLocalAddress, aLocalPort, aUseTls, proxyConfig);
96 }
97 
98 }  // namespace mozilla::net
99