1 files changed, 121 insertions, 0 deletions
diff --git a/netwerk/dns/TRRServiceChild.cpp b/netwerk/dns/TRRServiceChild.cpp
new file mode 100644
index 0000000000..37be446f8f
--- /dev/null
+++ b/netwerk/dns/TRRServiceChild.cpp
@@ -0,0 +1,121 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et 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 "mozilla/net/TRRServiceChild.h"
+#include "mozilla/Atomics.h"
+#include "mozilla/ClearOnShutdown.h"
+#include "mozilla/Services.h"
+#include "mozilla/StaticPtr.h"
+#include "nsHttpConnectionInfo.h"
+#include "nsIDNService.h"
+#include "nsIObserverService.h"
+#include "nsServiceManagerUtils.h"
+#include "TRRService.h"
+
+namespace mozilla {
+namespace net {
+
+static StaticRefPtr<nsIDNSService> sDNSService;
+static Atomic<TRRServiceChild*> sTRRServiceChild;
+
+NS_IMPL_ISUPPORTS(TRRServiceChild, nsIObserver, nsISupportsWeakReference)
+
+TRRServiceChild::TRRServiceChild() {
+  MOZ_ASSERT(NS_IsMainThread());
+  sTRRServiceChild = this;
+}
+
+TRRServiceChild::~TRRServiceChild() {
+  MOZ_ASSERT(NS_IsMainThread());
+  sTRRServiceChild = nullptr;
+}
+
+/* static */
+TRRServiceChild* TRRServiceChild::GetSingleton() {
+  MOZ_ASSERT(NS_IsMainThread());
+  return sTRRServiceChild;
+}
+
+void TRRServiceChild::Init(const bool& aCaptiveIsPassed,
+                           const bool& aParentalControlEnabled,
+                           nsTArray<nsCString>&& aDNSSuffixList) {
+  nsCOMPtr<nsIDNSService> dns =
+      do_GetService("@mozilla.org/network/dns-service;1");
+  sDNSService = dns;
+  ClearOnShutdown(&sDNSService);
+  MOZ_ASSERT(sDNSService);
+
+  TRRService* trrService = TRRService::Get();
+  MOZ_ASSERT(trrService);
+
+  trrService->mCaptiveIsPassed = aCaptiveIsPassed;
+  trrService->mParentalControlEnabled = aParentalControlEnabled;
+  trrService->RebuildSuffixList(std::move(aDNSSuffixList));
+
+  nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
+  obs->AddObserver(this, "network:connectivity-service:dns-checks-complete",
+                   true);
+  obs->AddObserver(this, "network:connectivity-service:ip-checks-complete",
+                   true);
+}
+
+NS_IMETHODIMP
+TRRServiceChild::Observe(nsISupports* aSubject, const char* aTopic,
+                         const char16_t* aData) {
+  if (!strcmp(aTopic, "network:connectivity-service:ip-checks-complete") ||
+      !strcmp(aTopic, "network:connectivity-service:dns-checks-complete")) {
+    Unused << SendNotifyNetworkConnectivityServiceObservers(
+        nsPrintfCString("%s-from-socket-process", aTopic));
+  }
+
+  return NS_OK;
+}
+
+mozilla::ipc::IPCResult TRRServiceChild::RecvUpdatePlatformDNSInformation(
+    nsTArray<nsCString>&& aDNSSuffixList) {
+  TRRService::Get()->RebuildSuffixList(std::move(aDNSSuffixList));
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TRRServiceChild::RecvUpdateParentalControlEnabled(
+    const bool& aEnabled) {
+  TRRService::Get()->mParentalControlEnabled = aEnabled;
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TRRServiceChild::RecvClearDNSCache(
+    const bool& aTrrToo) {
+  Unused << sDNSService->ClearCache(aTrrToo);
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TRRServiceChild::RecvSetDetectedTrrURI(
+    const nsCString& aURI) {
+  TRRService::Get()->SetDetectedTrrURI(aURI);
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TRRServiceChild::RecvSetDefaultTRRConnectionInfo(
+    Maybe<HttpConnectionInfoCloneArgs>&& aArgs) {
+  if (!aArgs) {
+    TRRService::Get()->SetDefaultTRRConnectionInfo(nullptr);
+    return IPC_OK();
+  }
+
+  RefPtr<nsHttpConnectionInfo> cinfo =
+      nsHttpConnectionInfo::DeserializeHttpConnectionInfoCloneArgs(aArgs.ref());
+  TRRService::Get()->SetDefaultTRRConnectionInfo(cinfo);
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TRRServiceChild::RecvUpdateEtcHosts(
+    nsTArray<nsCString>&& aHosts) {
+  TRRService::Get()->AddEtcHosts(aHosts);
+  return IPC_OK();
+}
+
+}  // namespace net
+}  // namespace mozilla