| // 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 <map> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/command_line.h" |
| #include "base/debug/alias.h" |
| #include "base/strings/sys_string_conversions.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/threading/thread.h" |
| #include "base/threading/worker_pool.h" |
| #include "content/browser/browser_main_loop.h" |
| #include "content/browser/child_process_security_policy_impl.h" |
| #include "content/browser/dom_storage/dom_storage_context_wrapper.h" |
| #include "content/browser/dom_storage/session_storage_namespace_impl.h" |
| #include "content/browser/download/download_stats.h" |
| #include "content/browser/gpu/gpu_data_manager_impl.h" |
| #include "content/browser/loader/resource_dispatcher_host_impl.h" |
| #include "content/browser/media/media_internals.h" |
| #include "content/browser/plugin_process_host.h" |
| #include "content/browser/plugin_service_impl.h" |
| #include "content/browser/ppapi_plugin_process_host.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/common/child_process_host_impl.h" |
| #include "content/common/child_process_messages.h" |
| #include "content/common/cookie_data.h" |
| #include "content/common/desktop_notification_messages.h" |
| #include "content/common/frame_messages.h" |
| #include "content/common/gpu/client/gpu_memory_buffer_impl.h" |
| #include "content/common/media/media_param_traits.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_thread.h" |
| #include "content/public/browser/content_browser_client.h" |
| #include "content/public/browser/download_save_info.h" |
| #include "content/public/browser/plugin_service_filter.h" |
| #include "content/public/browser/resource_context.h" |
| #include "content/public/browser/user_metrics.h" |
| #include "content/public/common/content_constants.h" |
| #include "content/public/common/content_switches.h" |
| #include "content/public/common/context_menu_params.h" |
| #include "content/public/common/url_constants.h" |
| #include "content/public/common/webplugininfo.h" |
| #include "ipc/ipc_channel_handle.h" |
| #include "ipc/ipc_platform_file.h" |
| #include "media/audio/audio_manager.h" |
| #include "media/audio/audio_manager_base.h" |
| #include "media/audio/audio_parameters.h" |
| #include "media/base/media_log_event.h" |
| #include "net/base/io_buffer.h" |
| #include "net/base/keygen_handler.h" |
| #include "net/base/mime_util.h" |
| #include "net/base/request_priority.h" |
| #include "net/cookies/canonical_cookie.h" |
| #include "net/cookies/cookie_monster.h" |
| #include "net/http/http_cache.h" |
| #include "net/url_request/url_request_context.h" |
| #include "net/url_request/url_request_context_getter.h" |
| #include "ppapi/shared_impl/file_type_conversion.h" |
| #include "third_party/WebKit/public/web/WebNotificationPresenter.h" |
| #include "ui/gfx/color_profile.h" |
| |
| #if defined(OS_MACOSX) |
| #include "content/common/gpu/client/gpu_memory_buffer_impl_io_surface.h" |
| #include "content/common/mac/font_descriptor.h" |
| #include "ui/gl/io_surface_support_mac.h" |
| #else |
| #include "gpu/GLES2/gl2extchromium.h" |
| #include "third_party/khronos/GLES2/gl2.h" |
| #include "third_party/khronos/GLES2/gl2ext.h" |
| #endif |
| #if defined(OS_POSIX) |
| #include "base/file_descriptor_posix.h" |
| #endif |
| #if defined(OS_WIN) |
| #include "content/browser/renderer_host/backing_store_win.h" |
| #include "content/common/font_cache_dispatcher_win.h" |
| #endif |
| #if defined(OS_ANDROID) |
| #include "media/base/android/webaudio_media_codec_bridge.h" |
| #endif |
| |
| using net::CookieStore; |
| |
| namespace content { |
| namespace { |
| |
| #if defined(ENABLE_PLUGINS) |
| const int kPluginsRefreshThresholdInSeconds = 3; |
| #endif |
| |
| // When two CPU usage queries arrive within this interval, we sample the CPU |
| // usage only once and send it as a response for both queries. |
| static const int64 kCPUUsageSampleIntervalMs = 900; |
| |
| #if defined(OS_WIN) |
| // On Windows, |g_color_profile| can run on an arbitrary background thread. |
| // We avoid races by using LazyInstance's constructor lock to initialize the |
| // object. |
| base::LazyInstance<gfx::ColorProfile>::Leaky g_color_profile = |
| LAZY_INSTANCE_INITIALIZER; |
| #endif |
| |
| // Common functionality for converting a sync renderer message to a callback |
| // function in the browser. Derive from this, create it on the heap when |
| // issuing your callback. When done, write your reply parameters into |
| // reply_msg(), and then call SendReplyAndDeleteThis(). |
| class RenderMessageCompletionCallback { |
| public: |
| RenderMessageCompletionCallback(RenderMessageFilter* filter, |
| IPC::Message* reply_msg) |
| : filter_(filter), |
| reply_msg_(reply_msg) { |
| } |
| |
| virtual ~RenderMessageCompletionCallback() { |
| } |
| |
| RenderMessageFilter* filter() { return filter_.get(); } |
| IPC::Message* reply_msg() { return reply_msg_; } |
| |
| void SendReplyAndDeleteThis() { |
| filter_->Send(reply_msg_); |
| delete this; |
| } |
| |
| private: |
| scoped_refptr<RenderMessageFilter> filter_; |
| IPC::Message* reply_msg_; |
| }; |
| |
| class OpenChannelToPpapiPluginCallback |
| : public RenderMessageCompletionCallback, |
| public PpapiPluginProcessHost::PluginClient { |
| public: |
| OpenChannelToPpapiPluginCallback(RenderMessageFilter* filter, |
| ResourceContext* context, |
| IPC::Message* reply_msg) |
| : RenderMessageCompletionCallback(filter, reply_msg), |
| context_(context) { |
| } |
| |
| virtual void GetPpapiChannelInfo(base::ProcessHandle* renderer_handle, |
| int* renderer_id) OVERRIDE { |
| *renderer_handle = filter()->PeerHandle(); |
| *renderer_id = filter()->render_process_id(); |
| } |
| |
| virtual void OnPpapiChannelOpened(const IPC::ChannelHandle& channel_handle, |
| base::ProcessId plugin_pid, |
| int plugin_child_id) OVERRIDE { |
| ViewHostMsg_OpenChannelToPepperPlugin::WriteReplyParams( |
| reply_msg(), channel_handle, plugin_pid, plugin_child_id); |
| SendReplyAndDeleteThis(); |
| } |
| |
| virtual bool OffTheRecord() OVERRIDE { |
| return filter()->OffTheRecord(); |
| } |
| |
| virtual ResourceContext* GetResourceContext() OVERRIDE { |
| return context_; |
| } |
| |
| private: |
| ResourceContext* context_; |
| }; |
| |
| class OpenChannelToPpapiBrokerCallback |
| : public PpapiPluginProcessHost::BrokerClient { |
| public: |
| OpenChannelToPpapiBrokerCallback(RenderMessageFilter* filter, |
| int routing_id) |
| : filter_(filter), |
| routing_id_(routing_id) { |
| } |
| |
| virtual ~OpenChannelToPpapiBrokerCallback() {} |
| |
| virtual void GetPpapiChannelInfo(base::ProcessHandle* renderer_handle, |
| int* renderer_id) OVERRIDE { |
| *renderer_handle = filter_->PeerHandle(); |
| *renderer_id = filter_->render_process_id(); |
| } |
| |
| virtual void OnPpapiChannelOpened(const IPC::ChannelHandle& channel_handle, |
| base::ProcessId plugin_pid, |
| int /* plugin_child_id */) OVERRIDE { |
| filter_->Send(new ViewMsg_PpapiBrokerChannelCreated(routing_id_, |
| plugin_pid, |
| channel_handle)); |
| delete this; |
| } |
| |
| virtual bool OffTheRecord() OVERRIDE { |
| return filter_->OffTheRecord(); |
| } |
| |
| private: |
| scoped_refptr<RenderMessageFilter> filter_; |
| int routing_id_; |
| }; |
| |
| #if defined(OS_MACOSX) |
| void AddBooleanValue(CFMutableDictionaryRef dictionary, |
| const CFStringRef key, |
| bool value) { |
| CFDictionaryAddValue( |
| dictionary, key, value ? kCFBooleanTrue : kCFBooleanFalse); |
| } |
| |
| void AddIntegerValue(CFMutableDictionaryRef dictionary, |
| const CFStringRef key, |
| int32 value) { |
| base::ScopedCFTypeRef<CFNumberRef> number( |
| CFNumberCreate(NULL, kCFNumberSInt32Type, &value)); |
| CFDictionaryAddValue(dictionary, key, number.get()); |
| } |
| #endif |
| |
| } // namespace |
| |
| class RenderMessageFilter::OpenChannelToNpapiPluginCallback |
| : public RenderMessageCompletionCallback, |
| public PluginProcessHost::Client { |
| public: |
| OpenChannelToNpapiPluginCallback(RenderMessageFilter* filter, |
| ResourceContext* context, |
| IPC::Message* reply_msg) |
| : RenderMessageCompletionCallback(filter, reply_msg), |
| context_(context), |
| host_(NULL), |
| sent_plugin_channel_request_(false) { |
| } |
| |
| virtual int ID() OVERRIDE { |
| return filter()->render_process_id(); |
| } |
| |
| virtual ResourceContext* GetResourceContext() OVERRIDE { |
| return context_; |
| } |
| |
| virtual bool OffTheRecord() OVERRIDE { |
| if (filter()->OffTheRecord()) |
| return true; |
| if (GetContentClient()->browser()->AllowSaveLocalState(context_)) |
| return false; |
| |
| // For now, only disallow storing data for Flash <http://crbug.com/97319>. |
| for (size_t i = 0; i < info_.mime_types.size(); ++i) { |
| if (info_.mime_types[i].mime_type == kFlashPluginSwfMimeType) |
| return true; |
| } |
| return false; |
| } |
| |
| virtual void SetPluginInfo(const WebPluginInfo& info) OVERRIDE { |
| info_ = info; |
| } |
| |
| virtual void OnFoundPluginProcessHost(PluginProcessHost* host) OVERRIDE { |
| DCHECK(host); |
| host_ = host; |
| } |
| |
| virtual void OnSentPluginChannelRequest() OVERRIDE { |
| sent_plugin_channel_request_ = true; |
| } |
| |
| virtual void OnChannelOpened(const IPC::ChannelHandle& handle) OVERRIDE { |
| WriteReplyAndDeleteThis(handle); |
| } |
| |
| virtual void OnError() OVERRIDE { |
| WriteReplyAndDeleteThis(IPC::ChannelHandle()); |
| } |
| |
| PluginProcessHost* host() const { |
| return host_; |
| } |
| |
| bool sent_plugin_channel_request() const { |
| return sent_plugin_channel_request_; |
| } |
| |
| void Cancel() { |
| delete this; |
| } |
| |
| private: |
| void WriteReplyAndDeleteThis(const IPC::ChannelHandle& handle) { |
| FrameHostMsg_OpenChannelToPlugin::WriteReplyParams(reply_msg(), |
| handle, info_); |
| filter()->OnCompletedOpenChannelToNpapiPlugin(this); |
| SendReplyAndDeleteThis(); |
| } |
| |
| ResourceContext* context_; |
| WebPluginInfo info_; |
| PluginProcessHost* host_; |
| bool sent_plugin_channel_request_; |
| }; |
| |
| RenderMessageFilter::RenderMessageFilter( |
| int render_process_id, |
| bool is_guest, |
| PluginServiceImpl* plugin_service, |
| BrowserContext* browser_context, |
| net::URLRequestContextGetter* request_context, |
| RenderWidgetHelper* render_widget_helper, |
| media::AudioManager* audio_manager, |
| MediaInternals* media_internals, |
| DOMStorageContextWrapper* dom_storage_context) |
| : resource_dispatcher_host_(ResourceDispatcherHostImpl::Get()), |
| plugin_service_(plugin_service), |
| profile_data_directory_(browser_context->GetPath()), |
| request_context_(request_context), |
| resource_context_(browser_context->GetResourceContext()), |
| render_widget_helper_(render_widget_helper), |
| incognito_(browser_context->IsOffTheRecord()), |
| dom_storage_context_(dom_storage_context), |
| render_process_id_(render_process_id), |
| is_guest_(is_guest), |
| cpu_usage_(0), |
| audio_manager_(audio_manager), |
| media_internals_(media_internals) { |
| DCHECK(request_context_.get()); |
| |
| render_widget_helper_->Init(render_process_id_, resource_dispatcher_host_); |
| } |
| |
| RenderMessageFilter::~RenderMessageFilter() { |
| // This function should be called on the IO thread. |
| DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| DCHECK(plugin_host_clients_.empty()); |
| } |
| |
| void RenderMessageFilter::OnChannelClosing() { |
| #if defined(ENABLE_PLUGINS) |
| for (std::set<OpenChannelToNpapiPluginCallback*>::iterator it = |
| plugin_host_clients_.begin(); it != plugin_host_clients_.end(); ++it) { |
| OpenChannelToNpapiPluginCallback* client = *it; |
| if (client->host()) { |
| if (client->sent_plugin_channel_request()) { |
| client->host()->CancelSentRequest(client); |
| } else { |
| client->host()->CancelPendingRequest(client); |
| } |
| } else { |
| plugin_service_->CancelOpenChannelToNpapiPlugin(client); |
| } |
| client->Cancel(); |
| } |
| #endif // defined(ENABLE_PLUGINS) |
| plugin_host_clients_.clear(); |
| } |
| |
| void RenderMessageFilter::OnChannelConnected(int32 peer_id) { |
| base::ProcessHandle handle = PeerHandle(); |
| #if defined(OS_MACOSX) |
| process_metrics_.reset(base::ProcessMetrics::CreateProcessMetrics(handle, |
| NULL)); |
| #else |
| process_metrics_.reset(base::ProcessMetrics::CreateProcessMetrics(handle)); |
| #endif |
| cpu_usage_ = process_metrics_->GetCPUUsage(); // Initialize CPU usage counters |
| cpu_usage_sample_time_ = base::TimeTicks::Now(); |
| } |
| |
| bool RenderMessageFilter::OnMessageReceived(const IPC::Message& message, |
| bool* message_was_ok) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP_EX(RenderMessageFilter, message, *message_was_ok) |
| #if defined(OS_WIN) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_PreCacheFontCharacters, |
| OnPreCacheFontCharacters) |
| #endif |
| IPC_MESSAGE_HANDLER(ViewHostMsg_GetProcessMemorySizes, |
| OnGetProcessMemorySizes) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_GenerateRoutingID, OnGenerateRoutingID) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_CreateWindow, OnCreateWindow) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_CreateWidget, OnCreateWidget) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_CreateFullscreenWidget, |
| OnCreateFullscreenWidget) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_SetCookie, OnSetCookie) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetCookies, OnGetCookies) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetRawCookies, OnGetRawCookies) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DeleteCookie, OnDeleteCookie) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_CookiesEnabled, OnCookiesEnabled) |
| #if defined(OS_MACOSX) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_LoadFont, OnLoadFont) |
| #endif |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DownloadUrl, OnDownloadUrl) |
| #if defined(ENABLE_PLUGINS) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_GetPlugins, OnGetPlugins) |
| IPC_MESSAGE_HANDLER(FrameHostMsg_GetPluginInfo, OnGetPluginInfo) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(FrameHostMsg_OpenChannelToPlugin, |
| OnOpenChannelToPlugin) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_OpenChannelToPepperPlugin, |
| OnOpenChannelToPepperPlugin) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DidCreateOutOfProcessPepperInstance, |
| OnDidCreateOutOfProcessPepperInstance) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DidDeleteOutOfProcessPepperInstance, |
| OnDidDeleteOutOfProcessPepperInstance) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_OpenChannelToPpapiBroker, |
| OnOpenChannelToPpapiBroker) |
| #endif |
| IPC_MESSAGE_HANDLER_GENERIC(ViewHostMsg_UpdateRect, |
| render_widget_helper_->DidReceiveBackingStoreMsg(message)) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateIsDelayed, OnUpdateIsDelayed) |
| IPC_MESSAGE_HANDLER(DesktopNotificationHostMsg_CheckPermission, |
| OnCheckNotificationPermission) |
| IPC_MESSAGE_HANDLER(ChildProcessHostMsg_SyncAllocateSharedMemory, |
| OnAllocateSharedMemory) |
| IPC_MESSAGE_HANDLER(ChildProcessHostMsg_SyncAllocateGpuMemoryBuffer, |
| OnAllocateGpuMemoryBuffer) |
| #if defined(OS_POSIX) && !defined(TOOLKIT_GTK) && !defined(OS_ANDROID) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_AllocTransportDIB, OnAllocTransportDIB) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_FreeTransportDIB, OnFreeTransportDIB) |
| #endif |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DidGenerateCacheableMetadata, |
| OnCacheableMetadataAvailable) |
| IPC_MESSAGE_HANDLER_DELAY_REPLY(ViewHostMsg_Keygen, OnKeygen) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_GetCPUUsage, OnGetCPUUsage) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_GetAudioHardwareConfig, |
| OnGetAudioHardwareConfig) |
| #if defined(OS_WIN) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_GetMonitorColorProfile, |
| OnGetMonitorColorProfile) |
| #endif |
| IPC_MESSAGE_HANDLER(ViewHostMsg_MediaLogEvents, OnMediaLogEvents) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_Are3DAPIsBlocked, OnAre3DAPIsBlocked) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DidLose3DContext, OnDidLose3DContext) |
| #if defined(OS_ANDROID) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_RunWebAudioMediaCodec, OnWebAudioMediaCodec) |
| #endif |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP_EX() |
| |
| return handled; |
| } |
| |
| void RenderMessageFilter::OnDestruct() const { |
| BrowserThread::DeleteOnIOThread::Destruct(this); |
| } |
| |
| base::TaskRunner* RenderMessageFilter::OverrideTaskRunnerForMessage( |
| const IPC::Message& message) { |
| #if defined(OS_WIN) |
| // Windows monitor profile must be read from a file. |
| if (message.type() == ViewHostMsg_GetMonitorColorProfile::ID) |
| return BrowserThread::GetBlockingPool(); |
| #endif |
| #if defined(OS_MACOSX) |
| // OSX CoreAudio calls must all happen on the main thread. |
| if (message.type() == ViewHostMsg_GetAudioHardwareConfig::ID) |
| return audio_manager_->GetMessageLoop().get(); |
| #endif |
| return NULL; |
| } |
| |
| bool RenderMessageFilter::OffTheRecord() const { |
| return incognito_; |
| } |
| |
| void RenderMessageFilter::OnCreateWindow( |
| const ViewHostMsg_CreateWindow_Params& params, |
| int* route_id, |
| int* main_frame_route_id, |
| int* surface_id, |
| int64* cloned_session_storage_namespace_id) { |
| bool no_javascript_access; |
| |
| // Merge the additional features into the WebWindowFeatures struct before we |
| // pass it on. |
| blink::WebVector<blink::WebString> additional_features( |
| params.additional_features.size()); |
| |
| for (size_t i = 0; i < params.additional_features.size(); ++i) |
| additional_features[i] = blink::WebString(params.additional_features[i]); |
| |
| blink::WebWindowFeatures features = params.features; |
| features.additionalFeatures.swap(additional_features); |
| |
| bool can_create_window = |
| GetContentClient()->browser()->CanCreateWindow( |
| params.opener_url, |
| params.opener_top_level_frame_url, |
| params.opener_security_origin, |
| params.window_container_type, |
| params.target_url, |
| params.referrer, |
| params.disposition, |
| features, |
| params.user_gesture, |
| params.opener_suppressed, |
| resource_context_, |
| render_process_id_, |
| is_guest_, |
| params.opener_id, |
| &no_javascript_access); |
| |
| if (!can_create_window) { |
| *route_id = MSG_ROUTING_NONE; |
| *main_frame_route_id = MSG_ROUTING_NONE; |
| *surface_id = 0; |
| return; |
| } |
| |
| // This will clone the sessionStorage for namespace_id_to_clone. |
| scoped_refptr<SessionStorageNamespaceImpl> cloned_namespace = |
| new SessionStorageNamespaceImpl(dom_storage_context_.get(), |
| params.session_storage_namespace_id); |
| *cloned_session_storage_namespace_id = cloned_namespace->id(); |
| |
| render_widget_helper_->CreateNewWindow(params, |
| no_javascript_access, |
| PeerHandle(), |
| route_id, |
| main_frame_route_id, |
| surface_id, |
| cloned_namespace.get()); |
| } |
| |
| void RenderMessageFilter::OnCreateWidget(int opener_id, |
| blink::WebPopupType popup_type, |
| int* route_id, |
| int* surface_id) { |
| render_widget_helper_->CreateNewWidget( |
| opener_id, popup_type, route_id, surface_id); |
| } |
| |
| void RenderMessageFilter::OnCreateFullscreenWidget(int opener_id, |
| int* route_id, |
| int* surface_id) { |
| render_widget_helper_->CreateNewFullscreenWidget( |
| opener_id, route_id, surface_id); |
| } |
| |
| void RenderMessageFilter::OnGetProcessMemorySizes(size_t* private_bytes, |
| size_t* shared_bytes) { |
| DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| using base::ProcessMetrics; |
| #if !defined(OS_MACOSX) || defined(OS_IOS) |
| scoped_ptr<ProcessMetrics> metrics(ProcessMetrics::CreateProcessMetrics( |
| PeerHandle())); |
| #else |
| scoped_ptr<ProcessMetrics> metrics(ProcessMetrics::CreateProcessMetrics( |
| PeerHandle(), content::BrowserChildProcessHost::GetPortProvider())); |
| #endif |
| if (!metrics->GetMemoryBytes(private_bytes, shared_bytes)) { |
| *private_bytes = 0; |
| *shared_bytes = 0; |
| } |
| } |
| |
| void RenderMessageFilter::OnSetCookie(const IPC::Message& message, |
| const GURL& url, |
| const GURL& first_party_for_cookies, |
| const std::string& cookie) { |
| ChildProcessSecurityPolicyImpl* policy = |
| ChildProcessSecurityPolicyImpl::GetInstance(); |
| if (!policy->CanAccessCookiesForOrigin(render_process_id_, url)) |
| return; |
| |
| net::CookieOptions options; |
| if (GetContentClient()->browser()->AllowSetCookie( |
| url, first_party_for_cookies, cookie, |
| resource_context_, render_process_id_, message.routing_id(), |
| &options)) { |
| net::URLRequestContext* context = GetRequestContextForURL(url); |
| // Pass a null callback since we don't care about when the 'set' completes. |
| context->cookie_store()->SetCookieWithOptionsAsync( |
| url, cookie, options, net::CookieMonster::SetCookiesCallback()); |
| } |
| } |
| |
| void RenderMessageFilter::OnGetCookies(const GURL& url, |
| const GURL& first_party_for_cookies, |
| IPC::Message* reply_msg) { |
| ChildProcessSecurityPolicyImpl* policy = |
| ChildProcessSecurityPolicyImpl::GetInstance(); |
| if (!policy->CanAccessCookiesForOrigin(render_process_id_, url)) { |
| SendGetCookiesResponse(reply_msg, std::string()); |
| return; |
| } |
| |
| // If we crash here, figure out what URL the renderer was requesting. |
| // http://crbug.com/99242 |
| char url_buf[128]; |
| base::strlcpy(url_buf, url.spec().c_str(), arraysize(url_buf)); |
| base::debug::Alias(url_buf); |
| |
| net::URLRequestContext* context = GetRequestContextForURL(url); |
| net::CookieMonster* cookie_monster = |
| context->cookie_store()->GetCookieMonster(); |
| cookie_monster->GetAllCookiesForURLAsync( |
| url, base::Bind(&RenderMessageFilter::CheckPolicyForCookies, this, url, |
| first_party_for_cookies, reply_msg)); |
| } |
| |
| void RenderMessageFilter::OnGetRawCookies( |
| const GURL& url, |
| const GURL& first_party_for_cookies, |
| IPC::Message* reply_msg) { |
| ChildProcessSecurityPolicyImpl* policy = |
| ChildProcessSecurityPolicyImpl::GetInstance(); |
| // Only return raw cookies to trusted renderers or if this request is |
| // not targeted to an an external host like ChromeFrame. |
| // TODO(ananta) We need to support retreiving raw cookies from external |
| // hosts. |
| if (!policy->CanReadRawCookies(render_process_id_) || |
| !policy->CanAccessCookiesForOrigin(render_process_id_, url)) { |
| SendGetRawCookiesResponse(reply_msg, net::CookieList()); |
| return; |
| } |
| |
| // We check policy here to avoid sending back cookies that would not normally |
| // be applied to outbound requests for the given URL. Since this cookie info |
| // is visible in the developer tools, it is helpful to make it match reality. |
| net::URLRequestContext* context = GetRequestContextForURL(url); |
| net::CookieMonster* cookie_monster = |
| context->cookie_store()->GetCookieMonster(); |
| cookie_monster->GetAllCookiesForURLAsync( |
| url, base::Bind(&RenderMessageFilter::SendGetRawCookiesResponse, |
| this, reply_msg)); |
| } |
| |
| void RenderMessageFilter::OnDeleteCookie(const GURL& url, |
| const std::string& cookie_name) { |
| ChildProcessSecurityPolicyImpl* policy = |
| ChildProcessSecurityPolicyImpl::GetInstance(); |
| if (!policy->CanAccessCookiesForOrigin(render_process_id_, url)) |
| return; |
| |
| net::URLRequestContext* context = GetRequestContextForURL(url); |
| context->cookie_store()->DeleteCookieAsync(url, cookie_name, base::Closure()); |
| } |
| |
| void RenderMessageFilter::OnCookiesEnabled( |
| const GURL& url, |
| const GURL& first_party_for_cookies, |
| bool* cookies_enabled) { |
| // TODO(ananta): If this render view is associated with an automation channel, |
| // aka ChromeFrame then we need to retrieve cookie settings from the external |
| // host. |
| *cookies_enabled = GetContentClient()->browser()->AllowGetCookie( |
| url, first_party_for_cookies, net::CookieList(), resource_context_, |
| render_process_id_, MSG_ROUTING_CONTROL); |
| } |
| |
| #if defined(OS_MACOSX) |
| void RenderMessageFilter::OnLoadFont(const FontDescriptor& font, |
| IPC::Message* reply_msg) { |
| FontLoader::Result* result = new FontLoader::Result; |
| |
| BrowserThread::PostTaskAndReply( |
| BrowserThread::FILE, FROM_HERE, |
| base::Bind(&FontLoader::LoadFont, font, result), |
| base::Bind(&RenderMessageFilter::SendLoadFontReply, this, reply_msg, |
| base::Owned(result))); |
| } |
| |
| void RenderMessageFilter::SendLoadFontReply(IPC::Message* reply, |
| FontLoader::Result* result) { |
| base::SharedMemoryHandle handle; |
| if (result->font_data_size == 0 || result->font_id == 0) { |
| result->font_data_size = 0; |
| result->font_id = 0; |
| handle = base::SharedMemory::NULLHandle(); |
| } else { |
| result->font_data.GiveToProcess(base::GetCurrentProcessHandle(), &handle); |
| } |
| ViewHostMsg_LoadFont::WriteReplyParams( |
| reply, result->font_data_size, handle, result->font_id); |
| Send(reply); |
| } |
| #endif // OS_MACOSX |
| |
| #if defined(ENABLE_PLUGINS) |
| void RenderMessageFilter::OnGetPlugins( |
| bool refresh, |
| IPC::Message* reply_msg) { |
| // Don't refresh if the specified threshold has not been passed. Note that |
| // this check is performed before off-loading to the file thread. The reason |
| // we do this is that some pages tend to request that the list of plugins be |
| // refreshed at an excessive rate. This instigates disk scanning, as the list |
| // is accumulated by doing multiple reads from disk. This effect is |
| // multiplied when we have several pages requesting this operation. |
| if (refresh) { |
| const base::TimeDelta threshold = base::TimeDelta::FromSeconds( |
| kPluginsRefreshThresholdInSeconds); |
| const base::TimeTicks now = base::TimeTicks::Now(); |
| if (now - last_plugin_refresh_time_ >= threshold) { |
| // Only refresh if the threshold hasn't been exceeded yet. |
| PluginServiceImpl::GetInstance()->RefreshPlugins(); |
| last_plugin_refresh_time_ = now; |
| } |
| } |
| |
| PluginServiceImpl::GetInstance()->GetPlugins( |
| base::Bind(&RenderMessageFilter::GetPluginsCallback, this, reply_msg)); |
| } |
| |
| void RenderMessageFilter::GetPluginsCallback( |
| IPC::Message* reply_msg, |
| const std::vector<WebPluginInfo>& all_plugins) { |
| // Filter the plugin list. |
| PluginServiceFilter* filter = PluginServiceImpl::GetInstance()->GetFilter(); |
| std::vector<WebPluginInfo> plugins; |
| |
| int child_process_id = -1; |
| int routing_id = MSG_ROUTING_NONE; |
| for (size_t i = 0; i < all_plugins.size(); ++i) { |
| // Copy because the filter can mutate. |
| WebPluginInfo plugin(all_plugins[i]); |
| if (!filter || filter->IsPluginAvailable(child_process_id, |
| routing_id, |
| resource_context_, |
| GURL(), |
| GURL(), |
| &plugin)) { |
| plugins.push_back(plugin); |
| } |
| } |
| |
| ViewHostMsg_GetPlugins::WriteReplyParams(reply_msg, plugins); |
| Send(reply_msg); |
| } |
| |
| void RenderMessageFilter::OnGetPluginInfo( |
| int render_frame_id, |
| const GURL& url, |
| const GURL& page_url, |
| const std::string& mime_type, |
| bool* found, |
| WebPluginInfo* info, |
| std::string* actual_mime_type) { |
| bool allow_wildcard = true; |
| *found = plugin_service_->GetPluginInfo( |
| render_process_id_, render_frame_id, resource_context_, |
| url, page_url, mime_type, allow_wildcard, |
| NULL, info, actual_mime_type); |
| } |
| |
| void RenderMessageFilter::OnOpenChannelToPlugin(int render_frame_id, |
| const GURL& url, |
| const GURL& policy_url, |
| const std::string& mime_type, |
| IPC::Message* reply_msg) { |
| OpenChannelToNpapiPluginCallback* client = |
| new OpenChannelToNpapiPluginCallback(this, resource_context_, reply_msg); |
| DCHECK(!ContainsKey(plugin_host_clients_, client)); |
| plugin_host_clients_.insert(client); |
| plugin_service_->OpenChannelToNpapiPlugin( |
| render_process_id_, render_frame_id, |
| url, policy_url, mime_type, client); |
| } |
| |
| void RenderMessageFilter::OnOpenChannelToPepperPlugin( |
| const base::FilePath& path, |
| IPC::Message* reply_msg) { |
| plugin_service_->OpenChannelToPpapiPlugin( |
| render_process_id_, |
| path, |
| profile_data_directory_, |
| new OpenChannelToPpapiPluginCallback(this, resource_context_, reply_msg)); |
| } |
| |
| void RenderMessageFilter::OnDidCreateOutOfProcessPepperInstance( |
| int plugin_child_id, |
| int32 pp_instance, |
| PepperRendererInstanceData instance_data, |
| bool is_external) { |
| // It's important that we supply the render process ID ourselves based on the |
| // channel the message arrived on. We use the |
| // PP_Instance -> (process id, view id) |
| // mapping to decide how to handle messages received from the (untrusted) |
| // plugin, so an exploited renderer must not be able to insert fake mappings |
| // that may allow it access to other render processes. |
| DCHECK_EQ(0, instance_data.render_process_id); |
| instance_data.render_process_id = render_process_id_; |
| if (is_external) { |
| // We provide the BrowserPpapiHost to the embedder, so it's safe to cast. |
| BrowserPpapiHostImpl* host = static_cast<BrowserPpapiHostImpl*>( |
| GetContentClient()->browser()->GetExternalBrowserPpapiHost( |
| plugin_child_id)); |
| if (host) |
| host->AddInstance(pp_instance, instance_data); |
| } else { |
| PpapiPluginProcessHost::DidCreateOutOfProcessInstance( |
| plugin_child_id, pp_instance, instance_data); |
| } |
| } |
| |
| void RenderMessageFilter::OnDidDeleteOutOfProcessPepperInstance( |
| int plugin_child_id, |
| int32 pp_instance, |
| bool is_external) { |
| if (is_external) { |
| // We provide the BrowserPpapiHost to the embedder, so it's safe to cast. |
| BrowserPpapiHostImpl* host = static_cast<BrowserPpapiHostImpl*>( |
| GetContentClient()->browser()->GetExternalBrowserPpapiHost( |
| plugin_child_id)); |
| if (host) |
| host->DeleteInstance(pp_instance); |
| } else { |
| PpapiPluginProcessHost::DidDeleteOutOfProcessInstance( |
| plugin_child_id, pp_instance); |
| } |
| } |
| |
| void RenderMessageFilter::OnOpenChannelToPpapiBroker( |
| int routing_id, |
| const base::FilePath& path) { |
| plugin_service_->OpenChannelToPpapiBroker( |
| render_process_id_, |
| path, |
| new OpenChannelToPpapiBrokerCallback(this, routing_id)); |
| } |
| #endif // defined(ENABLE_PLUGINS) |
| |
| void RenderMessageFilter::OnGenerateRoutingID(int* route_id) { |
| *route_id = render_widget_helper_->GetNextRoutingID(); |
| } |
| |
| void RenderMessageFilter::OnGetCPUUsage(int* cpu_usage) { |
| base::TimeTicks now = base::TimeTicks::Now(); |
| int64 since_last_sample_ms = (now - cpu_usage_sample_time_).InMilliseconds(); |
| if (since_last_sample_ms > kCPUUsageSampleIntervalMs) { |
| cpu_usage_sample_time_ = now; |
| cpu_usage_ = static_cast<int>(process_metrics_->GetCPUUsage()); |
| } |
| *cpu_usage = cpu_usage_; |
| } |
| |
| void RenderMessageFilter::OnGetAudioHardwareConfig( |
| media::AudioParameters* input_params, |
| media::AudioParameters* output_params) { |
| DCHECK(input_params); |
| DCHECK(output_params); |
| *output_params = audio_manager_->GetDefaultOutputStreamParameters(); |
| |
| // TODO(henrika): add support for all available input devices. |
| *input_params = audio_manager_->GetInputStreamParameters( |
| media::AudioManagerBase::kDefaultDeviceId); |
| } |
| |
| #if defined(OS_WIN) |
| void RenderMessageFilter::OnGetMonitorColorProfile(std::vector<char>* profile) { |
| DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| if (BackingStoreWin::ColorManagementEnabled()) |
| return; |
| *profile = g_color_profile.Get().profile(); |
| } |
| #endif |
| |
| void RenderMessageFilter::OnDownloadUrl(const IPC::Message& message, |
| const GURL& url, |
| const Referrer& referrer, |
| const base::string16& suggested_name) { |
| scoped_ptr<DownloadSaveInfo> save_info(new DownloadSaveInfo()); |
| save_info->suggested_name = suggested_name; |
| scoped_ptr<net::URLRequest> request( |
| resource_context_->GetRequestContext()->CreateRequest( |
| url, net::DEFAULT_PRIORITY, NULL)); |
| RecordDownloadSource(INITIATED_BY_RENDERER); |
| resource_dispatcher_host_->BeginDownload( |
| request.Pass(), |
| referrer, |
| true, // is_content_initiated |
| resource_context_, |
| render_process_id_, |
| message.routing_id(), |
| false, |
| save_info.Pass(), |
| content::DownloadItem::kInvalidId, |
| ResourceDispatcherHostImpl::DownloadStartedCallback()); |
| } |
| |
| void RenderMessageFilter::OnCheckNotificationPermission( |
| const GURL& source_origin, int* result) { |
| #if defined(ENABLE_NOTIFICATIONS) |
| *result = GetContentClient()->browser()-> |
| CheckDesktopNotificationPermission(source_origin, resource_context_, |
| render_process_id_); |
| #else |
| *result = blink::WebNotificationPresenter::PermissionAllowed; |
| #endif |
| } |
| |
| void RenderMessageFilter::OnAllocateSharedMemory( |
| uint32 buffer_size, |
| base::SharedMemoryHandle* handle) { |
| ChildProcessHostImpl::AllocateSharedMemory( |
| buffer_size, PeerHandle(), handle); |
| } |
| |
| net::URLRequestContext* RenderMessageFilter::GetRequestContextForURL( |
| const GURL& url) { |
| DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| |
| net::URLRequestContext* context = |
| GetContentClient()->browser()->OverrideRequestContextForURL( |
| url, resource_context_); |
| if (!context) |
| context = request_context_->GetURLRequestContext(); |
| |
| return context; |
| } |
| |
| #if defined(OS_POSIX) && !defined(TOOLKIT_GTK) && !defined(OS_ANDROID) |
| void RenderMessageFilter::OnAllocTransportDIB( |
| uint32 size, bool cache_in_browser, TransportDIB::Handle* handle) { |
| render_widget_helper_->AllocTransportDIB(size, cache_in_browser, handle); |
| } |
| |
| void RenderMessageFilter::OnFreeTransportDIB( |
| TransportDIB::Id dib_id) { |
| render_widget_helper_->FreeTransportDIB(dib_id); |
| } |
| #endif |
| |
| bool RenderMessageFilter::CheckPreparsedJsCachingEnabled() const { |
| static bool checked = false; |
| static bool result = false; |
| if (!checked) { |
| const CommandLine& command_line = *CommandLine::ForCurrentProcess(); |
| result = command_line.HasSwitch(switches::kEnablePreparsedJsCaching); |
| checked = true; |
| } |
| return result; |
| } |
| |
| void RenderMessageFilter::OnCacheableMetadataAvailable( |
| const GURL& url, |
| double expected_response_time, |
| const std::vector<char>& data) { |
| if (!CheckPreparsedJsCachingEnabled()) |
| return; |
| |
| net::HttpCache* cache = request_context_->GetURLRequestContext()-> |
| http_transaction_factory()->GetCache(); |
| DCHECK(cache); |
| |
| // Use the same priority for the metadata write as for script |
| // resources (see defaultPriorityForResourceType() in WebKit's |
| // CachedResource.cpp). Note that WebURLRequest::PriorityMedium |
| // corresponds to net::LOW (see ConvertWebKitPriorityToNetPriority() |
| // in weburlloader_impl.cc). |
| const net::RequestPriority kPriority = net::LOW; |
| scoped_refptr<net::IOBuffer> buf(new net::IOBuffer(data.size())); |
| memcpy(buf->data(), &data.front(), data.size()); |
| cache->WriteMetadata(url, |
| kPriority, |
| base::Time::FromDoubleT(expected_response_time), |
| buf.get(), |
| data.size()); |
| } |
| |
| void RenderMessageFilter::OnKeygen(uint32 key_size_index, |
| const std::string& challenge_string, |
| const GURL& url, |
| IPC::Message* reply_msg) { |
| // Map displayed strings indicating level of keysecurity in the <keygen> |
| // menu to the key size in bits. (See SSLKeyGeneratorChromium.cpp in WebCore.) |
| int key_size_in_bits; |
| switch (key_size_index) { |
| case 0: |
| key_size_in_bits = 2048; |
| break; |
| case 1: |
| key_size_in_bits = 1024; |
| break; |
| default: |
| DCHECK(false) << "Illegal key_size_index " << key_size_index; |
| ViewHostMsg_Keygen::WriteReplyParams(reply_msg, std::string()); |
| Send(reply_msg); |
| return; |
| } |
| |
| resource_context_->CreateKeygenHandler( |
| key_size_in_bits, |
| challenge_string, |
| url, |
| base::Bind( |
| &RenderMessageFilter::PostKeygenToWorkerThread, this, reply_msg)); |
| } |
| |
| void RenderMessageFilter::PostKeygenToWorkerThread( |
| IPC::Message* reply_msg, |
| scoped_ptr<net::KeygenHandler> keygen_handler) { |
| VLOG(1) << "Dispatching keygen task to worker pool."; |
| // Dispatch to worker pool, so we do not block the IO thread. |
| if (!base::WorkerPool::PostTask( |
| FROM_HERE, |
| base::Bind(&RenderMessageFilter::OnKeygenOnWorkerThread, |
| this, |
| base::Passed(&keygen_handler), |
| reply_msg), |
| true)) { |
| NOTREACHED() << "Failed to dispatch keygen task to worker pool"; |
| ViewHostMsg_Keygen::WriteReplyParams(reply_msg, std::string()); |
| Send(reply_msg); |
| } |
| } |
| |
| void RenderMessageFilter::OnKeygenOnWorkerThread( |
| scoped_ptr<net::KeygenHandler> keygen_handler, |
| IPC::Message* reply_msg) { |
| DCHECK(reply_msg); |
| |
| // Generate a signed public key and challenge, then send it back. |
| ViewHostMsg_Keygen::WriteReplyParams( |
| reply_msg, |
| keygen_handler->GenKeyAndSignChallenge()); |
| Send(reply_msg); |
| } |
| |
| void RenderMessageFilter::OnMediaLogEvents( |
| const std::vector<media::MediaLogEvent>& events) { |
| if (media_internals_) |
| media_internals_->OnMediaEvents(render_process_id_, events); |
| } |
| |
| void RenderMessageFilter::CheckPolicyForCookies( |
| const GURL& url, |
| const GURL& first_party_for_cookies, |
| IPC::Message* reply_msg, |
| const net::CookieList& cookie_list) { |
| net::URLRequestContext* context = GetRequestContextForURL(url); |
| // Check the policy for get cookies, and pass cookie_list to the |
| // TabSpecificContentSetting for logging purpose. |
| if (GetContentClient()->browser()->AllowGetCookie( |
| url, first_party_for_cookies, cookie_list, resource_context_, |
| render_process_id_, reply_msg->routing_id())) { |
| // Gets the cookies from cookie store if allowed. |
| context->cookie_store()->GetCookiesWithOptionsAsync( |
| url, net::CookieOptions(), |
| base::Bind(&RenderMessageFilter::SendGetCookiesResponse, |
| this, reply_msg)); |
| } else { |
| SendGetCookiesResponse(reply_msg, std::string()); |
| } |
| } |
| |
| void RenderMessageFilter::SendGetCookiesResponse(IPC::Message* reply_msg, |
| const std::string& cookies) { |
| ViewHostMsg_GetCookies::WriteReplyParams(reply_msg, cookies); |
| Send(reply_msg); |
| } |
| |
| void RenderMessageFilter::SendGetRawCookiesResponse( |
| IPC::Message* reply_msg, |
| const net::CookieList& cookie_list) { |
| std::vector<CookieData> cookies; |
| for (size_t i = 0; i < cookie_list.size(); ++i) |
| cookies.push_back(CookieData(cookie_list[i])); |
| ViewHostMsg_GetRawCookies::WriteReplyParams(reply_msg, cookies); |
| Send(reply_msg); |
| } |
| |
| void RenderMessageFilter::OnCompletedOpenChannelToNpapiPlugin( |
| OpenChannelToNpapiPluginCallback* client) { |
| DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
| DCHECK(ContainsKey(plugin_host_clients_, client)); |
| plugin_host_clients_.erase(client); |
| } |
| |
| void RenderMessageFilter::OnUpdateIsDelayed(const IPC::Message& msg) { |
| // When not in accelerated compositing mode, in certain cases (e.g. waiting |
| // for a resize or if no backing store) the RenderWidgetHost is blocking the |
| // UI thread for some time, waiting for an UpdateRect from the renderer. If we |
| // are going to switch to accelerated compositing, the GPU process may need |
| // round-trips to the UI thread before finishing the frame, causing deadlocks |
| // if we delay the UpdateRect until we receive the OnSwapBuffersComplete. So |
| // the renderer sent us this message, so that we can unblock the UI thread. |
| // We will simply re-use the UpdateRect unblock mechanism, just with a |
| // different message. |
| render_widget_helper_->DidReceiveBackingStoreMsg(msg); |
| } |
| |
| void RenderMessageFilter::OnAre3DAPIsBlocked(int render_view_id, |
| const GURL& top_origin_url, |
| ThreeDAPIType requester, |
| bool* blocked) { |
| *blocked = GpuDataManagerImpl::GetInstance()->Are3DAPIsBlocked( |
| top_origin_url, render_process_id_, render_view_id, requester); |
| } |
| |
| void RenderMessageFilter::OnDidLose3DContext( |
| const GURL& top_origin_url, |
| ThreeDAPIType /* unused */, |
| int arb_robustness_status_code) { |
| #if defined(OS_MACOSX) |
| // TODO(kbr): this file indirectly includes npapi.h, which on Mac |
| // OS pulls in the system OpenGL headers. For some |
| // not-yet-investigated reason this breaks the build with the 10.6 |
| // SDK but not 10.7. For now work around this in a way compatible |
| // with the Khronos headers. |
| #ifndef GL_GUILTY_CONTEXT_RESET_ARB |
| #define GL_GUILTY_CONTEXT_RESET_ARB 0x8253 |
| #endif |
| #ifndef GL_INNOCENT_CONTEXT_RESET_ARB |
| #define GL_INNOCENT_CONTEXT_RESET_ARB 0x8254 |
| #endif |
| #ifndef GL_UNKNOWN_CONTEXT_RESET_ARB |
| #define GL_UNKNOWN_CONTEXT_RESET_ARB 0x8255 |
| #endif |
| |
| #endif |
| GpuDataManagerImpl::DomainGuilt guilt; |
| switch (arb_robustness_status_code) { |
| case GL_GUILTY_CONTEXT_RESET_ARB: |
| guilt = GpuDataManagerImpl::DOMAIN_GUILT_KNOWN; |
| break; |
| case GL_UNKNOWN_CONTEXT_RESET_ARB: |
| guilt = GpuDataManagerImpl::DOMAIN_GUILT_UNKNOWN; |
| break; |
| default: |
| // Ignore lost contexts known to be innocent. |
| return; |
| } |
| |
| GpuDataManagerImpl::GetInstance()->BlockDomainFrom3DAPIs( |
| top_origin_url, guilt); |
| } |
| |
| #if defined(OS_WIN) |
| void RenderMessageFilter::OnPreCacheFontCharacters(const LOGFONT& font, |
| const base::string16& str) { |
| // First, comments from FontCacheDispatcher::OnPreCacheFont do apply here too. |
| // Except that for True Type fonts, |
| // GetTextMetrics will not load the font in memory. |
| // The only way windows seem to load properly, it is to create a similar |
| // device (like the one in which we print), then do an ExtTextOut, |
| // as we do in the printing thread, which is sandboxed. |
| HDC hdc = CreateEnhMetaFile(NULL, NULL, NULL, NULL); |
| HFONT font_handle = CreateFontIndirect(&font); |
| DCHECK(NULL != font_handle); |
| |
| HGDIOBJ old_font = SelectObject(hdc, font_handle); |
| DCHECK(NULL != old_font); |
| |
| ExtTextOut(hdc, 0, 0, ETO_GLYPH_INDEX, 0, str.c_str(), str.length(), NULL); |
| |
| SelectObject(hdc, old_font); |
| DeleteObject(font_handle); |
| |
| HENHMETAFILE metafile = CloseEnhMetaFile(hdc); |
| |
| if (metafile) { |
| DeleteEnhMetaFile(metafile); |
| } |
| } |
| #endif |
| |
| #if defined(OS_ANDROID) |
| void RenderMessageFilter::OnWebAudioMediaCodec( |
| base::SharedMemoryHandle encoded_data_handle, |
| base::FileDescriptor pcm_output, |
| uint32_t data_size) { |
| // Let a WorkerPool handle this request since the WebAudio |
| // MediaCodec bridge is slow and can block while sending the data to |
| // the renderer. |
| base::WorkerPool::PostTask( |
| FROM_HERE, |
| base::Bind(&media::WebAudioMediaCodecBridge::RunWebAudioMediaCodec, |
| encoded_data_handle, pcm_output, data_size), |
| true); |
| } |
| #endif |
| |
| void RenderMessageFilter::OnAllocateGpuMemoryBuffer( |
| uint32 width, |
| uint32 height, |
| uint32 internalformat, |
| gfx::GpuMemoryBufferHandle* handle) { |
| if (!GpuMemoryBufferImpl::IsFormatValid(internalformat)) { |
| handle->type = gfx::EMPTY_BUFFER; |
| return; |
| } |
| |
| #if defined(OS_MACOSX) |
| if (GpuMemoryBufferImplIOSurface::IsFormatSupported(internalformat)) { |
| IOSurfaceSupport* io_surface_support = IOSurfaceSupport::Initialize(); |
| if (io_surface_support) { |
| base::ScopedCFTypeRef<CFMutableDictionaryRef> properties; |
| properties.reset( |
| CFDictionaryCreateMutable(kCFAllocatorDefault, |
| 0, |
| &kCFTypeDictionaryKeyCallBacks, |
| &kCFTypeDictionaryValueCallBacks)); |
| AddIntegerValue(properties, |
| io_surface_support->GetKIOSurfaceWidth(), |
| width); |
| AddIntegerValue(properties, |
| io_surface_support->GetKIOSurfaceHeight(), |
| height); |
| AddIntegerValue(properties, |
| io_surface_support->GetKIOSurfaceBytesPerElement(), |
| GpuMemoryBufferImpl::BytesPerPixel(internalformat)); |
| AddIntegerValue(properties, |
| io_surface_support->GetKIOSurfacePixelFormat(), |
| GpuMemoryBufferImplIOSurface::PixelFormat( |
| internalformat)); |
| // TODO(reveman): Remove this when using a mach_port_t to transfer |
| // IOSurface to renderer process. crbug.com/323304 |
| AddBooleanValue(properties, |
| io_surface_support->GetKIOSurfaceIsGlobal(), |
| true); |
| |
| base::ScopedCFTypeRef<CFTypeRef> io_surface( |
| io_surface_support->IOSurfaceCreate(properties)); |
| if (io_surface) { |
| handle->type = gfx::IO_SURFACE_BUFFER; |
| handle->io_surface_id = io_surface_support->IOSurfaceGetID(io_surface); |
| |
| // TODO(reveman): This makes the assumption that the renderer will |
| // grab a reference to the surface before sending another message. |
| // crbug.com/325045 |
| last_io_surface_ = io_surface; |
| return; |
| } |
| } |
| } |
| #endif |
| |
| uint64 stride = static_cast<uint64>(width) * |
| GpuMemoryBufferImpl::BytesPerPixel(internalformat); |
| if (stride > std::numeric_limits<uint32>::max()) { |
| handle->type = gfx::EMPTY_BUFFER; |
| return; |
| } |
| |
| uint64 buffer_size = stride * static_cast<uint64>(height); |
| if (buffer_size > std::numeric_limits<size_t>::max()) { |
| handle->type = gfx::EMPTY_BUFFER; |
| return; |
| } |
| |
| // Fallback to fake GpuMemoryBuffer that is backed by shared memory and |
| // requires an upload before it can be used as a texture. |
| handle->type = gfx::SHARED_MEMORY_BUFFER; |
| ChildProcessHostImpl::AllocateSharedMemory( |
| static_cast<size_t>(buffer_size), PeerHandle(), &handle->handle); |
| } |
| |
| } // namespace content |
