1 files changed, 67 insertions, 0 deletions
diff --git a/dom/media/systemservices/MediaSystemResourceClient.cpp b/dom/media/systemservices/MediaSystemResourceClient.cpp
new file mode 100644
index 0000000000..50695fc76c
--- /dev/null
+++ b/dom/media/systemservices/MediaSystemResourceClient.cpp
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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/Monitor.h"
+#include "mozilla/ReentrantMonitor.h"
+
+#include "MediaSystemResourceClient.h"
+
+namespace mozilla {
+
+Atomic<uint32_t> MediaSystemResourceClient::sSerialCounter(0);
+
+MediaSystemResourceClient::MediaSystemResourceClient(
+    MediaSystemResourceType aReourceType)
+    : mResourceType(aReourceType),
+      mId(++sSerialCounter),
+      mListener(nullptr),
+      mResourceState(RESOURCE_STATE_START),
+      mIsSync(false),
+      mAcquireSyncWaitMonitor(nullptr),
+      mAcquireSyncWaitDone(nullptr) {
+  mManager = MediaSystemResourceManager::Get();
+  if (mManager) {
+    mManager->Register(this);
+  }
+}
+
+MediaSystemResourceClient::~MediaSystemResourceClient() {
+  ReleaseResource();
+  if (mManager) {
+    mManager->Unregister(this);
+  }
+}
+
+bool MediaSystemResourceClient::SetListener(
+    MediaSystemResourceReservationListener* aListener) {
+  if (!mManager) {
+    return false;
+  }
+  return mManager->SetListener(this, aListener);
+}
+
+void MediaSystemResourceClient::Acquire() {
+  if (!mManager) {
+    return;
+  }
+  mManager->Acquire(this);
+}
+
+bool MediaSystemResourceClient::AcquireSyncNoWait() {
+  if (!mManager) {
+    return false;
+  }
+  return mManager->AcquireSyncNoWait(this);
+}
+
+void MediaSystemResourceClient::ReleaseResource() {
+  if (!mManager) {
+    return;
+  }
+  mManager->ReleaseResource(this);
+}
+
+}  // namespace mozilla