Index: content/browser/gpu/browser_native_pixmap_manager_ozone.cc |
diff --git a/content/browser/gpu/browser_native_pixmap_manager_ozone.cc b/content/browser/gpu/browser_native_pixmap_manager_ozone.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7a4e1b6bb682b9348f19ad319e509222b3f2ebfe |
--- /dev/null |
+++ b/content/browser/gpu/browser_native_pixmap_manager_ozone.cc |
@@ -0,0 +1,119 @@ |
+// Copyright 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "content/browser/gpu/browser_native_pixmap_manager_ozone.h" |
+ |
+#include "base/memory/singleton.h" |
+#include "base/posix/eintr_wrapper.h" |
+#include "content/common/gpu/native_pixmap_manager_ozone_messages.h" |
+#include "content/public/browser/browser_message_filter.h" |
+#include "ui/ozone/public/ozone_platform.h" |
+ |
+namespace content { |
+ |
+namespace { |
+ |
+class BrowserNativePixmapManagerMessageFilter : public BrowserMessageFilter { |
+ public: |
+ explicit BrowserNativePixmapManagerMessageFilter( |
+ BrowserNativePixmapManager* manager) |
+ : BrowserMessageFilter(BrowserNativePixmapManagerMsgStart), |
+ manager_(manager) {} |
+ |
+ bool OnMessageReceived(const IPC::Message& message) override { |
+ bool handled = true; |
+ IPC_BEGIN_MESSAGE_MAP(BrowserNativePixmapManagerMessageFilter, message) |
+ IPC_MESSAGE_HANDLER_DELAY_REPLY( |
+ BrowserNativePixmapManagerMsg_SyncGetVirtualDevice, |
+ OnGetVirtualDevice) |
+ IPC_MESSAGE_UNHANDLED(handled = false) |
+ IPC_END_MESSAGE_MAP() |
+ return handled; |
+ } |
+ |
+ private: |
+ ~BrowserNativePixmapManagerMessageFilter() override {} |
+ |
+ void OnGetVirtualDevice(IPC::Message* reply) { |
+ DCHECK(manager_); |
+ manager_->GetVirtualDeviceForChildProcess(base::Bind( |
+ &BrowserNativePixmapManagerMessageFilter::VirtualDeviceRelpied, this, |
+ reply)); |
+ } |
+ void VirtualDeviceRelpied(IPC::Message* reply, |
+ const base::FileDescriptor& device) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::IO); |
+ BrowserNativePixmapManagerMsg_SyncGetVirtualDevice::WriteReplyParams( |
+ reply, device); |
+ Send(reply); |
+ } |
+ |
+ BrowserNativePixmapManager* manager_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(BrowserNativePixmapManagerMessageFilter); |
+}; |
+ |
+void DupVirtualDeviceFd( |
+ int device_fd, |
+ const BrowserNativePixmapManager::FileDescriptorCallback& callback) { |
+ int duped_fd = -1; |
+ base::ThreadRestrictions::AssertIOAllowed(); |
+ duped_fd = HANDLE_EINTR(dup(device_fd)); |
+ if (duped_fd < 0) { |
+ PLOG(ERROR) << "dup() failed."; |
+ BrowserThread::PostTask(BrowserThread::IO, FROM_HERE, |
+ base::Bind(callback, base::FileDescriptor())); |
+ return; |
+ } |
+ |
+ BrowserThread::PostTask( |
+ BrowserThread::IO, FROM_HERE, |
+ base::Bind(callback, base::FileDescriptor(duped_fd, true))); |
+} |
+ |
+} // namespace |
+ |
+struct BrowserNativePixmapManagerTrait |
+ : public DefaultSingletonTraits<BrowserNativePixmapManager> { |
+ static BrowserNativePixmapManager* New() { |
+ BrowserNativePixmapManager* manager = new BrowserNativePixmapManager(); |
+ manager->Initialize(ui::OzonePlatform::GetInstance()->GetVirtualDeviceFd()); |
+ return manager; |
+ } |
+}; |
+ |
+// static |
+BrowserNativePixmapManager* BrowserNativePixmapManager::GetInstance() { |
+ return Singleton<BrowserNativePixmapManager, |
+ BrowserNativePixmapManagerTrait>::get(); |
+} |
+ |
+BrowserNativePixmapManager::BrowserNativePixmapManager() {} |
+ |
+BrowserNativePixmapManager::~BrowserNativePixmapManager() {} |
+ |
+void BrowserNativePixmapManager::Initialize( |
+ const base::FileDescriptor& device_fd) { |
+ pixmap_manager_ = ui::NativePixmapManager::Create(device_fd); |
+ device_fd_ = device_fd; |
+} |
+ |
+std::vector<ui::NativePixmapManager::Configuration> |
+BrowserNativePixmapManager::GetSupportedNativePixmapConfigurations() const { |
+ return pixmap_manager_->GetSupportedNativePixmapConfigurations(); |
+} |
+ |
+void BrowserNativePixmapManager::GetVirtualDeviceForChildProcess( |
+ const FileDescriptorCallback& callback) { |
+ DCHECK_CURRENTLY_ON(BrowserThread::IO); |
+ base::SequencedWorkerPool* pool = content::BrowserThread::GetBlockingPool(); |
+ pool->PostWorkerTask( |
+ FROM_HERE, base::Bind(&DupVirtualDeviceFd, device_fd_.fd, callback)); |
+} |
+ |
+BrowserMessageFilter* BrowserNativePixmapManager::CreateMessageFilter() { |
+ return new BrowserNativePixmapManagerMessageFilter(this); |
+} |
+ |
+} // namespace content |