1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "content/renderer/renderer_blink_platform_impl.h"
7 #include "base/command_line.h"
8 #include "base/files/file_path.h"
9 #include "base/lazy_instance.h"
10 #include "base/logging.h"
11 #include "base/memory/shared_memory.h"
12 #include "base/message_loop/message_loop_proxy.h"
13 #include "base/metrics/histogram.h"
14 #include "base/numerics/safe_conversions.h"
15 #include "base/strings/string_number_conversions.h"
16 #include "base/strings/utf_string_conversions.h"
17 #include "content/child/database_util.h"
18 #include "content/child/file_info_util.h"
19 #include "content/child/fileapi/webfilesystem_impl.h"
20 #include "content/child/indexed_db/webidbfactory_impl.h"
21 #include "content/child/npapi/npobject_util.h"
22 #include "content/child/quota_dispatcher.h"
23 #include "content/child/quota_message_filter.h"
24 #include "content/child/simple_webmimeregistry_impl.h"
25 #include "content/child/thread_safe_sender.h"
26 #include "content/child/web_database_observer_impl.h"
27 #include "content/child/webblobregistry_impl.h"
28 #include "content/child/webfileutilities_impl.h"
29 #include "content/child/webmessageportchannel_impl.h"
30 #include "content/common/file_utilities_messages.h"
31 #include "content/common/gpu/client/context_provider_command_buffer.h"
32 #include "content/common/gpu/client/gpu_channel_host.h"
33 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
34 #include "content/common/gpu/gpu_process_launch_causes.h"
35 #include "content/common/mime_registry_messages.h"
36 #include "content/common/view_messages.h"
37 #include "content/public/common/content_switches.h"
38 #include "content/public/common/webplugininfo.h"
39 #include "content/public/renderer/content_renderer_client.h"
40 #include "content/renderer/battery_status/battery_status_dispatcher.h"
41 #include "content/renderer/device_sensors/device_light_event_pump.h"
42 #include "content/renderer/device_sensors/device_motion_event_pump.h"
43 #include "content/renderer/device_sensors/device_orientation_event_pump.h"
44 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
45 #include "content/renderer/gamepad_shared_memory_reader.h"
46 #include "content/renderer/media/audio_decoder.h"
47 #include "content/renderer/media/crypto/key_systems.h"
48 #include "content/renderer/media/renderer_webaudiodevice_impl.h"
49 #include "content/renderer/media/renderer_webmidiaccessor_impl.h"
50 #include "content/renderer/media/webcontentdecryptionmodule_impl.h"
51 #include "content/renderer/render_thread_impl.h"
52 #include "content/renderer/renderer_clipboard_client.h"
53 #include "content/renderer/screen_orientation/screen_orientation_observer.h"
54 #include "content/renderer/webclipboard_impl.h"
55 #include "content/renderer/webgraphicscontext3d_provider_impl.h"
56 #include "content/renderer/webpublicsuffixlist_impl.h"
57 #include "gpu/config/gpu_info.h"
58 #include "ipc/ipc_sync_message_filter.h"
59 #include "media/audio/audio_output_device.h"
60 #include "media/base/audio_hardware_config.h"
61 #include "media/filters/stream_parser_factory.h"
62 #include "net/base/mime_util.h"
63 #include "net/base/net_util.h"
64 #include "storage/common/quota/quota_types.h"
65 #include "third_party/WebKit/public/platform/WebBatteryStatusListener.h"
66 #include "third_party/WebKit/public/platform/WebBlobRegistry.h"
67 #include "third_party/WebKit/public/platform/WebDeviceLightListener.h"
68 #include "third_party/WebKit/public/platform/WebDeviceMotionListener.h"
69 #include "third_party/WebKit/public/platform/WebDeviceOrientationListener.h"
70 #include "third_party/WebKit/public/platform/WebFileInfo.h"
71 #include "third_party/WebKit/public/platform/WebGamepads.h"
72 #include "third_party/WebKit/public/platform/WebMediaStreamCenter.h"
73 #include "third_party/WebKit/public/platform/WebMediaStreamCenterClient.h"
74 #include "third_party/WebKit/public/platform/WebPluginListBuilder.h"
75 #include "third_party/WebKit/public/platform/WebURL.h"
76 #include "third_party/WebKit/public/platform/WebVector.h"
77 #include "ui/gfx/color_profile.h"
79 #include "webkit/common/gpu/context_provider_web_context.h"
81 #if defined(OS_ANDROID)
82 #include "content/renderer/android/synchronous_compositor_factory.h"
83 #include "content/renderer/media/android/audio_decoder_android.h"
84 #include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
87 #if defined(OS_MACOSX)
88 #include "content/common/mac/font_descriptor.h"
89 #include "content/common/mac/font_loader.h"
90 #include "content/renderer/webscrollbarbehavior_impl_mac.h"
91 #include "third_party/WebKit/public/platform/mac/WebSandboxSupport.h"
95 #include "base/file_descriptor_posix.h"
96 #if !defined(OS_MACOSX) && !defined(OS_ANDROID)
100 #include "base/synchronization/lock.h"
101 #include "content/common/child_process_sandbox_support_impl_linux.h"
102 #include "third_party/WebKit/public/platform/linux/WebFallbackFont.h"
103 #include "third_party/WebKit/public/platform/linux/WebSandboxSupport.h"
104 #include "third_party/icu/source/common/unicode/utf16.h"
109 #include "content/common/child_process_messages.h"
110 #include "third_party/WebKit/public/platform/win/WebSandboxSupport.h"
113 #if defined(USE_AURA)
114 #include "content/renderer/webscrollbarbehavior_impl_gtkoraura.h"
115 #elif !defined(OS_MACOSX)
116 #include "third_party/WebKit/public/platform/WebScrollbarBehavior.h"
117 #define WebScrollbarBehaviorImpl blink::WebScrollbarBehavior
120 #if defined(ENABLE_WEBRTC)
121 #include "content/renderer/media/webrtc/peer_connection_dependency_factory.h"
124 using blink::Platform
;
125 using blink::WebAudioDevice
;
126 using blink::WebBlobRegistry
;
127 using blink::WebDatabaseObserver
;
128 using blink::WebFileInfo
;
129 using blink::WebFileSystem
;
130 using blink::WebGamepad
;
131 using blink::WebGamepads
;
132 using blink::WebIDBFactory
;
133 using blink::WebMIDIAccessor
;
134 using blink::WebMediaStreamCenter
;
135 using blink::WebMediaStreamCenterClient
;
136 using blink::WebMimeRegistry
;
137 using blink::WebRTCPeerConnectionHandler
;
138 using blink::WebRTCPeerConnectionHandlerClient
;
139 using blink::WebStorageNamespace
;
140 using blink::WebString
;
142 using blink::WebVector
;
148 bool g_sandbox_enabled
= true;
149 double g_test_device_light_data
= -1;
150 base::LazyInstance
<blink::WebDeviceMotionData
>::Leaky
151 g_test_device_motion_data
= LAZY_INSTANCE_INITIALIZER
;
152 base::LazyInstance
<blink::WebDeviceOrientationData
>::Leaky
153 g_test_device_orientation_data
= LAZY_INSTANCE_INITIALIZER
;
154 // Set in startListening() when running layout tests, unset in stopListening(),
156 blink::WebBatteryStatusListener
* g_test_battery_status_listener
= nullptr;
160 //------------------------------------------------------------------------------
162 class RendererBlinkPlatformImpl::MimeRegistry
163 : public SimpleWebMimeRegistryImpl
{
165 virtual blink::WebMimeRegistry::SupportsType
supportsMediaMIMEType(
166 const blink::WebString
& mime_type
,
167 const blink::WebString
& codecs
,
168 const blink::WebString
& key_system
);
169 virtual bool supportsMediaSourceMIMEType(const blink::WebString
& mime_type
,
170 const blink::WebString
& codecs
);
171 virtual bool supportsEncryptedMediaMIMEType(const WebString
& key_system
,
172 const WebString
& mime_type
,
173 const WebString
& codecs
) override
;
174 virtual blink::WebString
mimeTypeForExtension(
175 const blink::WebString
& file_extension
);
176 virtual blink::WebString
mimeTypeFromFile(
177 const blink::WebString
& file_path
);
180 class RendererBlinkPlatformImpl::FileUtilities
: public WebFileUtilitiesImpl
{
182 explicit FileUtilities(ThreadSafeSender
* sender
)
183 : thread_safe_sender_(sender
) {}
184 virtual bool getFileInfo(const WebString
& path
, WebFileInfo
& result
);
186 bool SendSyncMessageFromAnyThread(IPC::SyncMessage
* msg
) const;
187 scoped_refptr
<ThreadSafeSender
> thread_safe_sender_
;
190 #if defined(OS_ANDROID)
191 // WebKit doesn't use WebSandboxSupport on android so we don't need to
192 // implement anything here.
193 class RendererBlinkPlatformImpl::SandboxSupport
{};
195 class RendererBlinkPlatformImpl::SandboxSupport
196 : public blink::WebSandboxSupport
{
198 virtual ~SandboxSupport() {}
201 virtual bool ensureFontLoaded(HFONT
);
202 #elif defined(OS_MACOSX)
203 virtual bool loadFont(
205 CGFontRef
* container
,
207 #elif defined(OS_POSIX)
208 virtual void getFallbackFontForCharacter(
209 blink::WebUChar32 character
,
210 const char* preferred_locale
,
211 blink::WebFallbackFont
* fallbackFont
);
212 virtual void getRenderStyleForStrike(
213 const char* family
, int sizeAndStyle
, blink::WebFontRenderStyle
* out
);
216 // WebKit likes to ask us for the correct font family to use for a set of
217 // unicode code points. It needs this information frequently so we cache it
219 base::Lock unicode_font_families_mutex_
;
220 std::map
<int32_t, blink::WebFallbackFont
> unicode_font_families_
;
223 #endif // defined(OS_ANDROID)
225 //------------------------------------------------------------------------------
227 RendererBlinkPlatformImpl::RendererBlinkPlatformImpl()
228 : clipboard_client_(new RendererClipboardClient
),
229 clipboard_(new WebClipboardImpl(clipboard_client_
.get())),
230 mime_registry_(new RendererBlinkPlatformImpl::MimeRegistry
),
231 sudden_termination_disables_(0),
232 plugin_refresh_allowed_(true),
233 child_thread_loop_(base::MessageLoopProxy::current()),
234 web_scrollbar_behavior_(new WebScrollbarBehaviorImpl
) {
235 if (g_sandbox_enabled
&& sandboxEnabled()) {
236 sandbox_support_
.reset(new RendererBlinkPlatformImpl::SandboxSupport
);
238 DVLOG(1) << "Disabling sandbox support for testing.";
241 // ChildThread may not exist in some tests.
242 if (ChildThread::current()) {
243 sync_message_filter_
= ChildThread::current()->sync_message_filter();
244 thread_safe_sender_
= ChildThread::current()->thread_safe_sender();
245 quota_message_filter_
= ChildThread::current()->quota_message_filter();
246 blob_registry_
.reset(new WebBlobRegistryImpl(thread_safe_sender_
.get()));
247 web_idb_factory_
.reset(new WebIDBFactoryImpl(thread_safe_sender_
.get()));
248 web_database_observer_impl_
.reset(
249 new WebDatabaseObserverImpl(sync_message_filter_
.get()));
253 RendererBlinkPlatformImpl::~RendererBlinkPlatformImpl() {
254 WebFileSystemImpl::DeleteThreadSpecificInstance();
257 //------------------------------------------------------------------------------
259 blink::WebClipboard
* RendererBlinkPlatformImpl::clipboard() {
260 blink::WebClipboard
* clipboard
=
261 GetContentClient()->renderer()->OverrideWebClipboard();
264 return clipboard_
.get();
267 blink::WebMimeRegistry
* RendererBlinkPlatformImpl::mimeRegistry() {
268 return mime_registry_
.get();
271 blink::WebFileUtilities
* RendererBlinkPlatformImpl::fileUtilities() {
272 if (!file_utilities_
) {
273 file_utilities_
.reset(new FileUtilities(thread_safe_sender_
.get()));
274 file_utilities_
->set_sandbox_enabled(sandboxEnabled());
276 return file_utilities_
.get();
279 blink::WebSandboxSupport
* RendererBlinkPlatformImpl::sandboxSupport() {
280 #if defined(OS_ANDROID)
281 // WebKit doesn't use WebSandboxSupport on android.
284 return sandbox_support_
.get();
288 blink::WebCookieJar
* RendererBlinkPlatformImpl::cookieJar() {
289 NOTREACHED() << "Use WebFrameClient::cookieJar() instead!";
293 blink::WebThemeEngine
* RendererBlinkPlatformImpl::themeEngine() {
294 blink::WebThemeEngine
* theme_engine
=
295 GetContentClient()->renderer()->OverrideThemeEngine();
298 return BlinkPlatformImpl::themeEngine();
301 bool RendererBlinkPlatformImpl::sandboxEnabled() {
302 // As explained in Platform.h, this function is used to decide
303 // whether to allow file system operations to come out of WebKit or not.
304 // Even if the sandbox is disabled, there's no reason why the code should
305 // act any differently...unless we're in single process mode. In which
306 // case, we have no other choice. Platform.h discourages using
307 // this switch unless absolutely necessary, so hopefully we won't end up
308 // with too many code paths being different in single-process mode.
309 return !CommandLine::ForCurrentProcess()->HasSwitch(switches::kSingleProcess
);
312 unsigned long long RendererBlinkPlatformImpl::visitedLinkHash(
313 const char* canonical_url
,
315 return GetContentClient()->renderer()->VisitedLinkHash(canonical_url
, length
);
318 bool RendererBlinkPlatformImpl::isLinkVisited(unsigned long long link_hash
) {
319 return GetContentClient()->renderer()->IsLinkVisited(link_hash
);
322 void RendererBlinkPlatformImpl::createMessageChannel(
323 blink::WebMessagePortChannel
** channel1
,
324 blink::WebMessagePortChannel
** channel2
) {
325 WebMessagePortChannelImpl::CreatePair(
326 child_thread_loop_
.get(), channel1
, channel2
);
329 blink::WebPrescientNetworking
*
330 RendererBlinkPlatformImpl::prescientNetworking() {
331 return GetContentClient()->renderer()->GetPrescientNetworking();
334 void RendererBlinkPlatformImpl::cacheMetadata(const blink::WebURL
& url
,
335 double response_time
,
338 // Let the browser know we generated cacheable metadata for this resource. The
339 // browser may cache it and return it on subsequent responses to speed
340 // the processing of this resource.
341 std::vector
<char> copy(data
, data
+ size
);
342 RenderThread::Get()->Send(
343 new ViewHostMsg_DidGenerateCacheableMetadata(url
, response_time
, copy
));
346 WebString
RendererBlinkPlatformImpl::defaultLocale() {
347 return base::ASCIIToUTF16(RenderThread::Get()->GetLocale());
350 void RendererBlinkPlatformImpl::suddenTerminationChanged(bool enabled
) {
352 // We should not get more enables than disables, but we want it to be a
353 // non-fatal error if it does happen.
354 DCHECK_GT(sudden_termination_disables_
, 0);
355 sudden_termination_disables_
= std::max(sudden_termination_disables_
- 1,
357 if (sudden_termination_disables_
!= 0)
360 sudden_termination_disables_
++;
361 if (sudden_termination_disables_
!= 1)
365 RenderThread
* thread
= RenderThread::Get();
366 if (thread
) // NULL in unittests.
367 thread
->Send(new ViewHostMsg_SuddenTerminationChanged(enabled
));
370 WebStorageNamespace
* RendererBlinkPlatformImpl::createLocalStorageNamespace() {
371 return new WebStorageNamespaceImpl();
375 //------------------------------------------------------------------------------
377 WebIDBFactory
* RendererBlinkPlatformImpl::idbFactory() {
378 return web_idb_factory_
.get();
381 //------------------------------------------------------------------------------
383 WebFileSystem
* RendererBlinkPlatformImpl::fileSystem() {
384 return WebFileSystemImpl::ThreadSpecificInstance(child_thread_loop_
.get());
387 //------------------------------------------------------------------------------
389 WebMimeRegistry::SupportsType
390 RendererBlinkPlatformImpl::MimeRegistry::supportsMediaMIMEType(
391 const WebString
& mime_type
,
392 const WebString
& codecs
,
393 const WebString
& key_system
) {
394 const std::string mime_type_ascii
= ToASCIIOrEmpty(mime_type
);
395 // Not supporting the container is a flat-out no.
396 if (!net::IsSupportedMediaMimeType(mime_type_ascii
))
397 return IsNotSupported
;
399 if (!key_system
.isEmpty()) {
400 // Check whether the key system is supported with the mime_type and codecs.
402 // Chromium only supports ASCII parameters.
403 if (!base::IsStringASCII(key_system
))
404 return IsNotSupported
;
406 std::string key_system_ascii
=
407 GetUnprefixedKeySystemName(base::UTF16ToASCII(key_system
));
408 std::vector
<std::string
> strict_codecs
;
409 net::ParseCodecString(ToASCIIOrEmpty(codecs
), &strict_codecs
, true);
411 if (!IsSupportedKeySystemWithMediaMimeType(
412 mime_type_ascii
, strict_codecs
, key_system_ascii
)) {
413 return IsNotSupported
;
416 // Continue processing the mime_type and codecs.
419 // Check list of strict codecs to see if it is supported.
420 if (net::IsStrictMediaMimeType(mime_type_ascii
)) {
421 // Check if the codecs are a perfect match.
422 std::vector
<std::string
> strict_codecs
;
423 net::ParseCodecString(ToASCIIOrEmpty(codecs
), &strict_codecs
, false);
424 return static_cast<WebMimeRegistry::SupportsType
> (
425 net::IsSupportedStrictMediaMimeType(mime_type_ascii
, strict_codecs
));
428 // If we don't recognize the codec, it's possible we support it.
429 std::vector
<std::string
> parsed_codecs
;
430 net::ParseCodecString(ToASCIIOrEmpty(codecs
), &parsed_codecs
, true);
431 if (!net::AreSupportedMediaCodecs(parsed_codecs
))
432 return MayBeSupported
;
434 // Otherwise we have a perfect match.
438 bool RendererBlinkPlatformImpl::MimeRegistry::supportsMediaSourceMIMEType(
439 const blink::WebString
& mime_type
,
440 const WebString
& codecs
) {
441 const std::string mime_type_ascii
= ToASCIIOrEmpty(mime_type
);
442 std::vector
<std::string
> parsed_codec_ids
;
443 net::ParseCodecString(ToASCIIOrEmpty(codecs
), &parsed_codec_ids
, false);
444 if (mime_type_ascii
.empty())
446 return media::StreamParserFactory::IsTypeSupported(
447 mime_type_ascii
, parsed_codec_ids
);
450 bool RendererBlinkPlatformImpl::MimeRegistry::supportsEncryptedMediaMIMEType(
451 const WebString
& key_system
,
452 const WebString
& mime_type
,
453 const WebString
& codecs
) {
454 // Chromium only supports ASCII parameters.
455 if (!base::IsStringASCII(key_system
) || !base::IsStringASCII(mime_type
) ||
456 !base::IsStringASCII(codecs
)) {
460 if (key_system
.isEmpty())
463 const std::string mime_type_ascii
= base::UTF16ToASCII(mime_type
);
465 std::vector
<std::string
> codec_vector
;
466 bool strip_suffix
= !net::IsStrictMediaMimeType(mime_type_ascii
);
467 net::ParseCodecString(base::UTF16ToASCII(codecs
), &codec_vector
,
470 return IsSupportedKeySystemWithMediaMimeType(
471 mime_type_ascii
, codec_vector
, base::UTF16ToASCII(key_system
));
474 WebString
RendererBlinkPlatformImpl::MimeRegistry::mimeTypeForExtension(
475 const WebString
& file_extension
) {
476 if (IsPluginProcess())
477 return SimpleWebMimeRegistryImpl::mimeTypeForExtension(file_extension
);
479 // The sandbox restricts our access to the registry, so we need to proxy
480 // these calls over to the browser process.
481 std::string mime_type
;
482 RenderThread::Get()->Send(
483 new MimeRegistryMsg_GetMimeTypeFromExtension(
484 base::FilePath::FromUTF16Unsafe(file_extension
).value(), &mime_type
));
485 return base::ASCIIToUTF16(mime_type
);
488 WebString
RendererBlinkPlatformImpl::MimeRegistry::mimeTypeFromFile(
489 const WebString
& file_path
) {
490 if (IsPluginProcess())
491 return SimpleWebMimeRegistryImpl::mimeTypeFromFile(file_path
);
493 // The sandbox restricts our access to the registry, so we need to proxy
494 // these calls over to the browser process.
495 std::string mime_type
;
496 RenderThread::Get()->Send(new MimeRegistryMsg_GetMimeTypeFromFile(
497 base::FilePath::FromUTF16Unsafe(file_path
),
499 return base::ASCIIToUTF16(mime_type
);
502 //------------------------------------------------------------------------------
504 bool RendererBlinkPlatformImpl::FileUtilities::getFileInfo(
505 const WebString
& path
,
506 WebFileInfo
& web_file_info
) {
507 base::File::Info file_info
;
508 base::File::Error status
= base::File::FILE_ERROR_MAX
;
509 if (!SendSyncMessageFromAnyThread(new FileUtilitiesMsg_GetFileInfo(
510 base::FilePath::FromUTF16Unsafe(path
), &file_info
, &status
)) ||
511 status
!= base::File::FILE_OK
) {
514 FileInfoToWebFileInfo(file_info
, &web_file_info
);
515 web_file_info
.platformPath
= path
;
519 bool RendererBlinkPlatformImpl::FileUtilities::SendSyncMessageFromAnyThread(
520 IPC::SyncMessage
* msg
) const {
521 base::TimeTicks begin
= base::TimeTicks::Now();
522 const bool success
= thread_safe_sender_
->Send(msg
);
523 base::TimeDelta delta
= base::TimeTicks::Now() - begin
;
524 UMA_HISTOGRAM_TIMES("RendererSyncIPC.ElapsedTime", delta
);
528 //------------------------------------------------------------------------------
532 bool RendererBlinkPlatformImpl::SandboxSupport::ensureFontLoaded(HFONT font
) {
534 GetObject(font
, sizeof(LOGFONT
), &logfont
);
535 RenderThread::Get()->PreCacheFont(logfont
);
539 #elif defined(OS_MACOSX)
541 bool RendererBlinkPlatformImpl::SandboxSupport::loadFont(NSFont
* src_font
,
544 uint32 font_data_size
;
545 FontDescriptor
src_font_descriptor(src_font
);
546 base::SharedMemoryHandle font_data
;
547 if (!RenderThread::Get()->Send(new ViewHostMsg_LoadFont(
548 src_font_descriptor
, &font_data_size
, &font_data
, font_id
))) {
554 if (font_data_size
== 0 || font_data
== base::SharedMemory::NULLHandle() ||
556 LOG(ERROR
) << "Bad response from ViewHostMsg_LoadFont() for " <<
557 src_font_descriptor
.font_name
;
563 // TODO(jeremy): Need to call back into WebKit to make sure that the font
564 // isn't already activated, based on the font id. If it's already
565 // activated, don't reactivate it here - crbug.com/72727 .
567 return FontLoader::CGFontRefFromBuffer(font_data
, font_data_size
, out
);
570 #elif defined(OS_ANDROID)
572 // WebKit doesn't use WebSandboxSupport on android so we don't need to
573 // implement anything here. This is cleaner to support than excluding the
574 // whole class for android.
576 #elif defined(OS_POSIX)
578 void RendererBlinkPlatformImpl::SandboxSupport::getFallbackFontForCharacter(
579 blink::WebUChar32 character
,
580 const char* preferred_locale
,
581 blink::WebFallbackFont
* fallbackFont
) {
582 base::AutoLock
lock(unicode_font_families_mutex_
);
583 const std::map
<int32_t, blink::WebFallbackFont
>::const_iterator iter
=
584 unicode_font_families_
.find(character
);
585 if (iter
!= unicode_font_families_
.end()) {
586 fallbackFont
->name
= iter
->second
.name
;
587 fallbackFont
->filename
= iter
->second
.filename
;
588 fallbackFont
->fontconfigInterfaceId
= iter
->second
.fontconfigInterfaceId
;
589 fallbackFont
->ttcIndex
= iter
->second
.ttcIndex
;
590 fallbackFont
->isBold
= iter
->second
.isBold
;
591 fallbackFont
->isItalic
= iter
->second
.isItalic
;
595 GetFallbackFontForCharacter(character
, preferred_locale
, fallbackFont
);
596 unicode_font_families_
.insert(std::make_pair(character
, *fallbackFont
));
599 void RendererBlinkPlatformImpl::SandboxSupport::getRenderStyleForStrike(
602 blink::WebFontRenderStyle
* out
) {
603 GetRenderStyleForStrike(family
, sizeAndStyle
, out
);
608 //------------------------------------------------------------------------------
610 Platform::FileHandle
RendererBlinkPlatformImpl::databaseOpenFile(
611 const WebString
& vfs_file_name
,
613 return DatabaseUtil::DatabaseOpenFile(
614 vfs_file_name
, desired_flags
, sync_message_filter_
.get());
617 int RendererBlinkPlatformImpl::databaseDeleteFile(
618 const WebString
& vfs_file_name
,
620 return DatabaseUtil::DatabaseDeleteFile(
621 vfs_file_name
, sync_dir
, sync_message_filter_
.get());
624 long RendererBlinkPlatformImpl::databaseGetFileAttributes(
625 const WebString
& vfs_file_name
) {
626 return DatabaseUtil::DatabaseGetFileAttributes(vfs_file_name
,
627 sync_message_filter_
.get());
630 long long RendererBlinkPlatformImpl::databaseGetFileSize(
631 const WebString
& vfs_file_name
) {
632 return DatabaseUtil::DatabaseGetFileSize(vfs_file_name
,
633 sync_message_filter_
.get());
636 long long RendererBlinkPlatformImpl::databaseGetSpaceAvailableForOrigin(
637 const WebString
& origin_identifier
) {
638 return DatabaseUtil::DatabaseGetSpaceAvailable(origin_identifier
,
639 sync_message_filter_
.get());
642 bool RendererBlinkPlatformImpl::canAccelerate2dCanvas() {
643 RenderThreadImpl
* thread
= RenderThreadImpl::current();
644 GpuChannelHost
* host
= thread
->EstablishGpuChannelSync(
645 CAUSE_FOR_GPU_LAUNCH_CANVAS_2D
);
649 return host
->gpu_info().SupportsAccelerated2dCanvas();
652 bool RendererBlinkPlatformImpl::isThreadedCompositingEnabled() {
653 RenderThreadImpl
* thread
= RenderThreadImpl::current();
654 // thread can be NULL in tests.
655 return thread
&& thread
->compositor_message_loop_proxy().get();
658 double RendererBlinkPlatformImpl::audioHardwareSampleRate() {
659 RenderThreadImpl
* thread
= RenderThreadImpl::current();
660 return thread
->GetAudioHardwareConfig()->GetOutputSampleRate();
663 size_t RendererBlinkPlatformImpl::audioHardwareBufferSize() {
664 RenderThreadImpl
* thread
= RenderThreadImpl::current();
665 return thread
->GetAudioHardwareConfig()->GetOutputBufferSize();
668 unsigned RendererBlinkPlatformImpl::audioHardwareOutputChannels() {
669 RenderThreadImpl
* thread
= RenderThreadImpl::current();
670 return thread
->GetAudioHardwareConfig()->GetOutputChannels();
673 WebDatabaseObserver
* RendererBlinkPlatformImpl::databaseObserver() {
674 return web_database_observer_impl_
.get();
677 WebAudioDevice
* RendererBlinkPlatformImpl::createAudioDevice(
679 unsigned input_channels
,
682 WebAudioDevice::RenderCallback
* callback
,
683 const blink::WebString
& input_device_id
) {
684 // Use a mock for testing.
685 blink::WebAudioDevice
* mock_device
=
686 GetContentClient()->renderer()->OverrideCreateAudioDevice(sample_rate
);
690 // The |channels| does not exactly identify the channel layout of the
691 // device. The switch statement below assigns a best guess to the channel
692 // layout based on number of channels.
693 // TODO(crogers): WebKit should give the channel layout instead of the hard
695 media::ChannelLayout layout
= media::CHANNEL_LAYOUT_UNSUPPORTED
;
698 layout
= media::CHANNEL_LAYOUT_MONO
;
701 layout
= media::CHANNEL_LAYOUT_STEREO
;
704 layout
= media::CHANNEL_LAYOUT_2_1
;
707 layout
= media::CHANNEL_LAYOUT_4_0
;
710 layout
= media::CHANNEL_LAYOUT_5_0
;
713 layout
= media::CHANNEL_LAYOUT_5_1
;
716 layout
= media::CHANNEL_LAYOUT_7_0
;
719 layout
= media::CHANNEL_LAYOUT_7_1
;
722 layout
= media::CHANNEL_LAYOUT_STEREO
;
726 if (input_device_id
.isNull() ||
727 !base::StringToInt(base::UTF16ToUTF8(input_device_id
), &session_id
)) {
728 if (input_channels
> 0)
729 DLOG(WARNING
) << "createAudioDevice(): request for audio input ignored";
734 media::AudioParameters
params(
735 media::AudioParameters::AUDIO_PCM_LOW_LATENCY
,
736 layout
, static_cast<int>(sample_rate
), 16, buffer_size
,
737 media::AudioParameters::NO_EFFECTS
);
739 return new RendererWebAudioDeviceImpl(params
, callback
, session_id
);
742 #if defined(OS_ANDROID)
743 bool RendererBlinkPlatformImpl::loadAudioResource(
744 blink::WebAudioBus
* destination_bus
,
745 const char* audio_file_data
,
747 return DecodeAudioFileData(destination_bus
,
750 thread_safe_sender_
);
753 bool RendererBlinkPlatformImpl::loadAudioResource(
754 blink::WebAudioBus
* destination_bus
,
755 const char* audio_file_data
,
757 return DecodeAudioFileData(
758 destination_bus
, audio_file_data
, data_size
);
760 #endif // defined(OS_ANDROID)
762 //------------------------------------------------------------------------------
764 blink::WebMIDIAccessor
* RendererBlinkPlatformImpl::createMIDIAccessor(
765 blink::WebMIDIAccessorClient
* client
) {
766 blink::WebMIDIAccessor
* accessor
=
767 GetContentClient()->renderer()->OverrideCreateMIDIAccessor(client
);
771 return new RendererWebMIDIAccessorImpl(client
);
774 void RendererBlinkPlatformImpl::getPluginList(
776 blink::WebPluginListBuilder
* builder
) {
777 #if defined(ENABLE_PLUGINS)
778 std::vector
<WebPluginInfo
> plugins
;
779 if (!plugin_refresh_allowed_
)
781 RenderThread::Get()->Send(
782 new ViewHostMsg_GetPlugins(refresh
, &plugins
));
783 for (size_t i
= 0; i
< plugins
.size(); ++i
) {
784 const WebPluginInfo
& plugin
= plugins
[i
];
787 plugin
.name
, plugin
.desc
,
788 plugin
.path
.BaseName().AsUTF16Unsafe());
790 for (size_t j
= 0; j
< plugin
.mime_types
.size(); ++j
) {
791 const WebPluginMimeType
& mime_type
= plugin
.mime_types
[j
];
793 builder
->addMediaTypeToLastPlugin(
794 WebString::fromUTF8(mime_type
.mime_type
), mime_type
.description
);
796 for (size_t k
= 0; k
< mime_type
.file_extensions
.size(); ++k
) {
797 builder
->addFileExtensionToLastMediaType(
798 WebString::fromUTF8(mime_type
.file_extensions
[k
]));
805 //------------------------------------------------------------------------------
807 blink::WebPublicSuffixList
* RendererBlinkPlatformImpl::publicSuffixList() {
808 return &public_suffix_list_
;
811 //------------------------------------------------------------------------------
813 blink::WebString
RendererBlinkPlatformImpl::signedPublicKeyAndChallengeString(
814 unsigned key_size_index
,
815 const blink::WebString
& challenge
,
816 const blink::WebURL
& url
) {
817 std::string signed_public_key
;
818 RenderThread::Get()->Send(new ViewHostMsg_Keygen(
819 static_cast<uint32
>(key_size_index
),
822 &signed_public_key
));
823 return WebString::fromUTF8(signed_public_key
);
826 //------------------------------------------------------------------------------
828 void RendererBlinkPlatformImpl::screenColorProfile(
829 WebVector
<char>* to_profile
) {
831 // On Windows screen color profile is only available in the browser.
832 std::vector
<char> profile
;
833 // This Send() can be called from any impl-side thread. Use a thread
834 // safe send to avoid crashing trying to access RenderThread::Get(),
835 // which is not accessible from arbitrary threads.
836 thread_safe_sender_
->Send(
837 new ViewHostMsg_GetMonitorColorProfile(&profile
));
838 *to_profile
= profile
;
840 // On other platforms, the primary monitor color profile can be read
842 gfx::ColorProfile profile
;
843 *to_profile
= profile
.profile();
847 //------------------------------------------------------------------------------
849 blink::WebScrollbarBehavior
* RendererBlinkPlatformImpl::scrollbarBehavior() {
850 return web_scrollbar_behavior_
.get();
853 //------------------------------------------------------------------------------
855 WebBlobRegistry
* RendererBlinkPlatformImpl::blobRegistry() {
856 // blob_registry_ can be NULL when running some tests.
857 return blob_registry_
.get();
860 //------------------------------------------------------------------------------
862 void RendererBlinkPlatformImpl::sampleGamepads(WebGamepads
& gamepads
) {
863 PlatformEventObserverBase
* observer
=
864 platform_event_observers_
.Lookup(blink::WebPlatformEventGamepad
);
867 static_cast<RendererGamepadProvider
*>(observer
)->SampleGamepads(gamepads
);
870 //------------------------------------------------------------------------------
872 WebRTCPeerConnectionHandler
*
873 RendererBlinkPlatformImpl::createRTCPeerConnectionHandler(
874 WebRTCPeerConnectionHandlerClient
* client
) {
875 RenderThreadImpl
* render_thread
= RenderThreadImpl::current();
876 DCHECK(render_thread
);
880 #if defined(ENABLE_WEBRTC)
881 WebRTCPeerConnectionHandler
* peer_connection_handler
=
882 GetContentClient()->renderer()->OverrideCreateWebRTCPeerConnectionHandler(
884 if (peer_connection_handler
)
885 return peer_connection_handler
;
887 PeerConnectionDependencyFactory
* rtc_dependency_factory
=
888 render_thread
->GetPeerConnectionDependencyFactory();
889 return rtc_dependency_factory
->CreateRTCPeerConnectionHandler(client
);
892 #endif // defined(ENABLE_WEBRTC)
895 //------------------------------------------------------------------------------
897 WebMediaStreamCenter
* RendererBlinkPlatformImpl::createMediaStreamCenter(
898 WebMediaStreamCenterClient
* client
) {
899 RenderThreadImpl
* render_thread
= RenderThreadImpl::current();
900 DCHECK(render_thread
);
903 return render_thread
->CreateMediaStreamCenter(client
);
907 bool RendererBlinkPlatformImpl::SetSandboxEnabledForTesting(bool enable
) {
908 bool was_enabled
= g_sandbox_enabled
;
909 g_sandbox_enabled
= enable
;
913 //------------------------------------------------------------------------------
915 blink::WebSpeechSynthesizer
* RendererBlinkPlatformImpl::createSpeechSynthesizer(
916 blink::WebSpeechSynthesizerClient
* client
) {
917 return GetContentClient()->renderer()->OverrideSpeechSynthesizer(client
);
920 //------------------------------------------------------------------------------
922 bool RendererBlinkPlatformImpl::processMemorySizesInBytes(
923 size_t* private_bytes
,
924 size_t* shared_bytes
) {
925 content::RenderThread::Get()->Send(
926 new ViewHostMsg_GetProcessMemorySizes(private_bytes
, shared_bytes
));
930 //------------------------------------------------------------------------------
932 blink::WebGraphicsContext3D
*
933 RendererBlinkPlatformImpl::createOffscreenGraphicsContext3D(
934 const blink::WebGraphicsContext3D::Attributes
& attributes
) {
935 return createOffscreenGraphicsContext3D(attributes
, NULL
);
938 blink::WebGraphicsContext3D
*
939 RendererBlinkPlatformImpl::createOffscreenGraphicsContext3D(
940 const blink::WebGraphicsContext3D::Attributes
& attributes
,
941 blink::WebGraphicsContext3D
* share_context
) {
942 if (!RenderThreadImpl::current())
945 #if defined(OS_ANDROID)
946 if (SynchronousCompositorFactory
* factory
=
947 SynchronousCompositorFactory::GetInstance()) {
948 scoped_ptr
<webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl
>
950 factory
->CreateOffscreenGraphicsContext3D(attributes
));
951 if (!in_process_context
||
952 !in_process_context
->InitializeOnCurrentThread())
954 return in_process_context
.release();
958 scoped_refptr
<GpuChannelHost
> gpu_channel_host(
959 RenderThreadImpl::current()->EstablishGpuChannelSync(
960 CAUSE_FOR_GPU_LAUNCH_WEBGRAPHICSCONTEXT3DCOMMANDBUFFERIMPL_INITIALIZE
));
962 WebGraphicsContext3DCommandBufferImpl::SharedMemoryLimits limits
;
963 bool lose_context_when_out_of_memory
= false;
964 scoped_ptr
<WebGraphicsContext3DCommandBufferImpl
> context(
965 WebGraphicsContext3DCommandBufferImpl::CreateOffscreenContext(
966 gpu_channel_host
.get(),
968 lose_context_when_out_of_memory
,
969 GURL(attributes
.topDocumentURL
),
971 static_cast<WebGraphicsContext3DCommandBufferImpl
*>(share_context
)));
973 // Most likely the GPU process exited and the attempt to reconnect to it
974 // failed. Need to try to restore the context again later.
975 if (!context
|| !context
->InitializeOnCurrentThread())
977 return context
.release();
980 //------------------------------------------------------------------------------
982 blink::WebGraphicsContext3DProvider
*
983 RendererBlinkPlatformImpl::createSharedOffscreenGraphicsContext3DProvider() {
984 scoped_refptr
<webkit::gpu::ContextProviderWebContext
> provider
=
985 RenderThreadImpl::current()->SharedMainThreadContextProvider();
988 return new WebGraphicsContext3DProviderImpl(provider
);
991 //------------------------------------------------------------------------------
993 blink::WebCompositorSupport
* RendererBlinkPlatformImpl::compositorSupport() {
994 return &compositor_support_
;
997 //------------------------------------------------------------------------------
999 blink::WebString
RendererBlinkPlatformImpl::convertIDNToUnicode(
1000 const blink::WebString
& host
,
1001 const blink::WebString
& languages
) {
1002 return net::IDNToUnicode(host
.utf8(), languages
.utf8());
1005 //------------------------------------------------------------------------------
1008 void RendererBlinkPlatformImpl::SetMockDeviceLightDataForTesting(double data
) {
1009 g_test_device_light_data
= data
;
1012 //------------------------------------------------------------------------------
1015 void RendererBlinkPlatformImpl::SetMockDeviceMotionDataForTesting(
1016 const blink::WebDeviceMotionData
& data
) {
1017 g_test_device_motion_data
.Get() = data
;
1020 //------------------------------------------------------------------------------
1023 void RendererBlinkPlatformImpl::SetMockDeviceOrientationDataForTesting(
1024 const blink::WebDeviceOrientationData
& data
) {
1025 g_test_device_orientation_data
.Get() = data
;
1028 //------------------------------------------------------------------------------
1030 void RendererBlinkPlatformImpl::vibrate(unsigned int milliseconds
) {
1031 RenderThread::Get()->Send(
1032 new ViewHostMsg_Vibrate(base::checked_cast
<int64
>(milliseconds
)));
1035 void RendererBlinkPlatformImpl::cancelVibration() {
1036 RenderThread::Get()->Send(new ViewHostMsg_CancelVibration());
1039 //------------------------------------------------------------------------------
1042 PlatformEventObserverBase
*
1043 RendererBlinkPlatformImpl::CreatePlatformEventObserverFromType(
1044 blink::WebPlatformEventType type
) {
1045 RenderThread
* thread
= RenderThreadImpl::current();
1047 // When running layout tests, those observers should not listen to the actual
1048 // hardware changes. In order to make that happen, they will receive a null
1050 if (thread
&& RenderThreadImpl::current()->layout_test_mode())
1054 case blink::WebPlatformEventDeviceMotion
:
1055 return new DeviceMotionEventPump(thread
);
1056 case blink::WebPlatformEventDeviceOrientation
:
1057 return new DeviceOrientationEventPump(thread
);
1058 case blink::WebPlatformEventDeviceLight
:
1059 return new DeviceLightEventPump(thread
);
1060 case blink::WebPlatformEventGamepad
:
1061 return new GamepadSharedMemoryReader(thread
);
1062 case blink::WebPlatformEventScreenOrientation
:
1063 return new ScreenOrientationObserver();
1065 // A default statement is required to prevent compilation errors when
1066 // Blink adds a new type.
1067 VLOG(1) << "RendererBlinkPlatformImpl::startListening() with "
1074 void RendererBlinkPlatformImpl::SetPlatformEventObserverForTesting(
1075 blink::WebPlatformEventType type
,
1076 scoped_ptr
<PlatformEventObserverBase
> observer
) {
1077 DCHECK(type
!= blink::WebPlatformEventBattery
);
1079 if (platform_event_observers_
.Lookup(type
))
1080 platform_event_observers_
.Remove(type
);
1081 platform_event_observers_
.AddWithID(observer
.release(), type
);
1084 void RendererBlinkPlatformImpl::startListening(
1085 blink::WebPlatformEventType type
,
1086 blink::WebPlatformEventListener
* listener
) {
1087 if (type
== blink::WebPlatformEventBattery
) {
1088 if (RenderThreadImpl::current() &&
1089 RenderThreadImpl::current()->layout_test_mode()) {
1090 g_test_battery_status_listener
=
1091 static_cast<blink::WebBatteryStatusListener
*>(listener
);
1093 battery_status_dispatcher_
.reset(new BatteryStatusDispatcher(
1094 static_cast<blink::WebBatteryStatusListener
*>(listener
)));
1099 PlatformEventObserverBase
* observer
= platform_event_observers_
.Lookup(type
);
1101 observer
= CreatePlatformEventObserverFromType(type
);
1104 platform_event_observers_
.AddWithID(observer
, static_cast<int32
>(type
));
1106 observer
->Start(listener
);
1108 // Device events (motion, orientation and light) expect to get an event fired
1109 // as soon as a listener is registered if a fake data was passed before.
1110 // TODO(mlamouri,timvolodine): make those send mock values directly instead of
1111 // using this broken pattern.
1112 if (RenderThreadImpl::current() &&
1113 RenderThreadImpl::current()->layout_test_mode() &&
1114 (type
== blink::WebPlatformEventDeviceMotion
||
1115 type
== blink::WebPlatformEventDeviceOrientation
||
1116 type
== blink::WebPlatformEventDeviceLight
)) {
1117 SendFakeDeviceEventDataForTesting(type
);
1121 void RendererBlinkPlatformImpl::SendFakeDeviceEventDataForTesting(
1122 blink::WebPlatformEventType type
) {
1123 PlatformEventObserverBase
* observer
= platform_event_observers_
.Lookup(type
);
1129 case blink::WebPlatformEventDeviceMotion
:
1130 if (!(g_test_device_motion_data
== 0))
1131 data
= &g_test_device_motion_data
.Get();
1133 case blink::WebPlatformEventDeviceOrientation
:
1134 if (!(g_test_device_orientation_data
== 0))
1135 data
= &g_test_device_orientation_data
.Get();
1137 case blink::WebPlatformEventDeviceLight
:
1138 if (g_test_device_light_data
>= 0)
1139 data
= &g_test_device_light_data
;
1149 base::MessageLoopProxy::current()->PostTask(
1151 base::Bind(&PlatformEventObserverBase::SendFakeDataForTesting
,
1152 base::Unretained(observer
), data
));
1155 void RendererBlinkPlatformImpl::stopListening(
1156 blink::WebPlatformEventType type
) {
1157 if (type
== blink::WebPlatformEventBattery
) {
1158 g_test_battery_status_listener
= nullptr;
1159 battery_status_dispatcher_
.reset();
1163 PlatformEventObserverBase
* observer
= platform_event_observers_
.Lookup(type
);
1169 //------------------------------------------------------------------------------
1171 void RendererBlinkPlatformImpl::queryStorageUsageAndQuota(
1172 const blink::WebURL
& storage_partition
,
1173 blink::WebStorageQuotaType type
,
1174 blink::WebStorageQuotaCallbacks callbacks
) {
1175 if (!thread_safe_sender_
.get() || !quota_message_filter_
.get())
1177 QuotaDispatcher::ThreadSpecificInstance(thread_safe_sender_
.get(),
1178 quota_message_filter_
.get())
1179 ->QueryStorageUsageAndQuota(
1181 static_cast<storage::StorageType
>(type
),
1182 QuotaDispatcher::CreateWebStorageQuotaCallbacksWrapper(callbacks
));
1185 //------------------------------------------------------------------------------
1187 void RendererBlinkPlatformImpl::MockBatteryStatusChangedForTesting(
1188 const blink::WebBatteryStatus
& status
) {
1189 if (!g_test_battery_status_listener
)
1191 g_test_battery_status_listener
->updateBatteryStatus(status
);
1194 } // namespace content