| // Copyright (c) 2012 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/renderer_host/render_message_filter.h" |
| |
| #include <errno.h> |
| #include <string.h> |
| |
| #include <map> |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/command_line.h" |
| #include "base/debug/alias.h" |
| #include "base/numerics/safe_math.h" |
| #include "base/stl_util.h" |
| #include "base/strings/sys_string_conversions.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/task/post_task.h" |
| #include "base/threading/thread.h" |
| #include "build/build_config.h" |
| #include "components/download/public/common/download_stats.h" |
| #include "content/browser/bad_message.h" |
| #include "content/browser/blob_storage/chrome_blob_storage_context.h" |
| #include "content/browser/browser_main_loop.h" |
| #include "content/browser/child_process_security_policy_impl.h" |
| #include "content/browser/gpu/gpu_data_manager_impl.h" |
| #include "content/browser/gpu/gpu_process_host.h" |
| #include "content/browser/loader/resource_dispatcher_host_impl.h" |
| #include "content/browser/media/media_internals.h" |
| #include "content/browser/renderer_host/pepper/pepper_security_helper.h" |
| #include "content/browser/renderer_host/render_process_host_impl.h" |
| #include "content/browser/renderer_host/render_view_host_delegate.h" |
| #include "content/browser/renderer_host/render_widget_helper.h" |
| #include "content/browser/resource_context_impl.h" |
| #include "content/common/content_constants_internal.h" |
| #include "content/common/render_message_filter.mojom.h" |
| #include "content/common/view_messages.h" |
| #include "content/public/browser/browser_child_process_host.h" |
| #include "content/public/browser/browser_context.h" |
| #include "content/public/browser/browser_task_traits.h" |
| #include "content/public/browser/content_browser_client.h" |
| #include "content/public/browser/resource_context.h" |
| #include "content/public/browser/storage_partition.h" |
| #include "content/public/common/content_features.h" |
| #include "content/public/common/content_switches.h" |
| #include "content/public/common/context_menu_params.h" |
| #include "content/public/common/url_constants.h" |
| #include "gpu/ipc/common/gpu_memory_buffer_impl.h" |
| #include "ipc/ipc_channel_handle.h" |
| #include "ipc/ipc_platform_file.h" |
| #include "media/base/media_log_event.h" |
| #include "mojo/public/cpp/system/platform_handle.h" |
| #include "net/base/io_buffer.h" |
| #include "net/base/mime_util.h" |
| #include "net/base/request_priority.h" |
| #include "services/network/public/mojom/network_context.mojom.h" |
| #include "url/gurl.h" |
| #include "url/origin.h" |
| |
| #if defined(OS_WIN) |
| #include "content/public/common/font_cache_dispatcher_win.h" |
| #endif |
| |
| #if defined(OS_POSIX) |
| #include "base/file_descriptor_posix.h" |
| #endif |
| |
| #if defined(OS_MACOSX) |
| #include "ui/accelerated_widget_mac/window_resize_helper_mac.h" |
| #endif |
| #if defined(OS_LINUX) |
| #include "base/linux_util.h" |
| #include "base/threading/platform_thread.h" |
| #endif |
| |
| namespace content { |
| namespace { |
| |
| const uint32_t kRenderFilteredMessageClasses[] = {ViewMsgStart}; |
| |
| } // namespace |
| |
| RenderMessageFilter::RenderMessageFilter( |
| int render_process_id, |
| BrowserContext* browser_context, |
| RenderWidgetHelper* render_widget_helper, |
| MediaInternals* media_internals) |
| : BrowserMessageFilter(kRenderFilteredMessageClasses, |
| base::size(kRenderFilteredMessageClasses)), |
| BrowserAssociatedInterface<mojom::RenderMessageFilter>(this, this), |
| resource_dispatcher_host_(ResourceDispatcherHostImpl::Get()), |
| resource_context_(browser_context->GetResourceContext()), |
| render_widget_helper_(render_widget_helper), |
| render_process_id_(render_process_id), |
| media_internals_(media_internals) { |
| if (render_widget_helper) |
| render_widget_helper_->Init(render_process_id_, resource_dispatcher_host_); |
| } |
| |
| RenderMessageFilter::~RenderMessageFilter() { |
| // This function should be called on the IO thread. |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| } |
| |
| bool RenderMessageFilter::OnMessageReceived(const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(RenderMessageFilter, message) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_MediaLogEvents, OnMediaLogEvents) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| |
| return handled; |
| } |
| |
| void RenderMessageFilter::OnDestruct() const { |
| const_cast<RenderMessageFilter*>(this)->resource_context_ = nullptr; |
| BrowserThread::DeleteOnIOThread::Destruct(this); |
| } |
| |
| void RenderMessageFilter::OverrideThreadForMessage(const IPC::Message& message, |
| BrowserThread::ID* thread) { |
| if (message.type() == ViewHostMsg_MediaLogEvents::ID) |
| *thread = BrowserThread::UI; |
| } |
| |
| void RenderMessageFilter::GenerateRoutingID( |
| GenerateRoutingIDCallback callback) { |
| std::move(callback).Run(render_widget_helper_->GetNextRoutingID()); |
| } |
| |
| void RenderMessageFilter::CreateNewWidget(int32_t opener_id, |
| mojom::WidgetPtr widget, |
| CreateNewWidgetCallback callback) { |
| int route_id = MSG_ROUTING_NONE; |
| render_widget_helper_->CreateNewWidget(opener_id, std::move(widget), |
| &route_id); |
| std::move(callback).Run(route_id); |
| } |
| |
| void RenderMessageFilter::CreateFullscreenWidget( |
| int opener_id, |
| mojom::WidgetPtr widget, |
| CreateFullscreenWidgetCallback callback) { |
| int route_id = 0; |
| render_widget_helper_->CreateNewFullscreenWidget(opener_id, std::move(widget), |
| &route_id); |
| std::move(callback).Run(route_id); |
| } |
| |
| #if defined(OS_LINUX) |
| void RenderMessageFilter::SetThreadPriorityOnFileThread( |
| base::PlatformThreadId ns_tid, |
| base::ThreadPriority priority) { |
| bool ns_pid_supported = false; |
| pid_t peer_tid = base::FindThreadID(peer_pid(), ns_tid, &ns_pid_supported); |
| if (peer_tid == -1) { |
| if (ns_pid_supported) |
| DLOG(WARNING) << "Could not find tid"; |
| return; |
| } |
| |
| if (peer_tid == peer_pid()) { |
| DLOG(WARNING) << "Changing priority of main thread is not allowed"; |
| return; |
| } |
| |
| base::PlatformThread::SetThreadPriority(peer_tid, priority); |
| } |
| #endif |
| |
| #if defined(OS_LINUX) |
| void RenderMessageFilter::SetThreadPriority(int32_t ns_tid, |
| base::ThreadPriority priority) { |
| constexpr base::TaskTraits kTraits = { |
| base::MayBlock(), base::TaskPriority::USER_BLOCKING, |
| base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN}; |
| base::PostTaskWithTraits( |
| FROM_HERE, kTraits, |
| base::BindOnce(&RenderMessageFilter::SetThreadPriorityOnFileThread, this, |
| static_cast<base::PlatformThreadId>(ns_tid), priority)); |
| } |
| #endif |
| |
| void RenderMessageFilter::OnMediaLogEvents( |
| const std::vector<media::MediaLogEvent>& events) { |
| // OnMediaLogEvents() is always dispatched to the UI thread for handling. |
| // See OverrideThreadForMessage(). |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| if (media_internals_) |
| media_internals_->OnMediaEvents(render_process_id_, events); |
| } |
| |
| void RenderMessageFilter::HasGpuProcess(HasGpuProcessCallback callback) { |
| GpuProcessHost::GetHasGpuProcess(std::move(callback)); |
| } |
| |
| } // namespace content |