fingerprint.cc revision 010d83a9304c5a91596085d917d248abff47903a
1868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 4868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// 5868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// Generating a fingerprint consists of two major steps: 6868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// (1) Gather all the necessary data. 7868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// (2) Write it into a protocol buffer. 8868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// 9868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// Step (2) is as simple as it sounds -- it's really just a matter of copying 10868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// data. Step (1) requires waiting on several asynchronous callbacks, which are 11868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// managed by the FingerprintDataLoader class. 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 13868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "components/autofill/content/browser/risk/fingerprint.h" 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/bind.h" 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/callback.h" 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/cpu.h" 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/logging.h" 19d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "base/memory/weak_ptr.h" 207dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "base/scoped_observer.h" 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/strings/string_split.h" 22868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/utf_string_conversions.h" 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/sys_info.h" 24eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 25d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "base/timer/timer.h" 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/values.h" 27868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "components/autofill/content/browser/risk/proto/fingerprint.pb.h" 2890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "content/public/browser/browser_thread.h" 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/font_list_async.h" 3090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "content/public/browser/geolocation_provider.h" 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/gpu_data_manager.h" 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/gpu_data_manager_observer.h" 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/plugin_service.h" 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/render_widget_host.h" 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/render_widget_host_view.h" 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/web_contents.h" 3790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "content/public/common/geoposition.h" 38ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "content/public/common/webplugininfo.h" 3990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "gpu/config/gpu_info.h" 40868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "third_party/WebKit/public/platform/WebRect.h" 41868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "third_party/WebKit/public/platform/WebScreenInfo.h" 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/gfx/rect.h" 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/gfx/screen.h" 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 45f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)using blink::WebScreenInfo; 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace autofill { 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace risk { 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace { 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int32 kFingerprinterVersion = 1; 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 54d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)// Maximum amount of time, in seconds, to wait for loading asynchronous 55d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)// fingerprint data. 56d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)const int kTimeoutSeconds = 4; 57d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Returns the delta between the local timezone and UTC. 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)base::TimeDelta GetTimezoneOffset() { 60868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const base::Time utc = base::Time::Now(); 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Time::Exploded local; 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) utc.LocalExplode(&local); 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::Time::FromUTCExploded(local) - utc; 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Returns the concatenation of the operating system name and version, e.g. 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// "Mac OS X 10.6.8". 702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)std::string GetOperatingSystemVersion() { 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return base::SysInfo::OperatingSystemName() + " " + 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SysInfo::OperatingSystemVersion(); 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Adds the list of |fonts| to the |machine|. 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AddFontsToFingerprint(const base::ListValue& fonts, 77868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics* machine) { 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (base::ListValue::const_iterator it = fonts.begin(); 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it != fonts.end(); ++it) { 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Each item in the list is a two-element list such that the first element 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // is the font family and the second is the font name. 82868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const base::ListValue* font_description = NULL; 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool success = (*it)->GetAsList(&font_description); 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(success); 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::string font_name; 872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) success = font_description->GetString(1, &font_name); 882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(success); 892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->add_font(font_name); 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Adds the list of |plugins| to the |machine|. 95ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdochvoid AddPluginsToFingerprint(const std::vector<content::WebPluginInfo>& plugins, 96868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics* machine) { 97ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch for (std::vector<content::WebPluginInfo>::const_iterator it = plugins.begin(); 982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it != plugins.end(); ++it) { 99868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics::Plugin* plugin = 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->add_plugin(); 1015d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) plugin->set_name(base::UTF16ToUTF8(it->name)); 1025d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) plugin->set_description(base::UTF16ToUTF8(it->desc)); 103ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch for (std::vector<content::WebPluginMimeType>::const_iterator mime_type = 1042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it->mime_types.begin(); 1052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) mime_type != it->mime_types.end(); ++mime_type) { 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) plugin->add_mime_type(mime_type->mime_type); 1072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1085d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) plugin->set_version(base::UTF16ToUTF8(it->version)); 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Adds the list of HTTP accept languages to the |machine|. 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AddAcceptLanguagesToFingerprint( 1142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& accept_languages_str, 115868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics* machine) { 1162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::vector<std::string> accept_languages; 1172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SplitString(accept_languages_str, ',', &accept_languages); 1182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (std::vector<std::string>::const_iterator it = accept_languages.begin(); 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) it != accept_languages.end(); ++it) { 1202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->add_requested_language(*it); 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 124868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// This function writes 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// (a) the number of screens, 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// (b) the primary display's screen size, 1272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// (c) the screen's color depth, and 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// (d) the size of the screen unavailable to web page content, 1292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// i.e. the Taskbar size on Windows 1302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// into the |machine|. 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void AddScreenInfoToFingerprint(const WebScreenInfo& screen_info, 132868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics* machine) { 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // TODO(scottmg): NativeScreen maybe wrong. http://crbug.com/133312 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_screen_count( 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Screen::GetNativeScreen()->GetNumDisplays()); 1362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 137868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const gfx::Size screen_size = 1382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Screen::GetNativeScreen()->GetPrimaryDisplay().GetSizeInPixel(); 1392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_screen_size()->set_width(screen_size.width()); 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_screen_size()->set_height(screen_size.height()); 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_screen_color_depth(screen_info.depth); 1432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 144868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const gfx::Rect screen_rect(screen_info.rect); 145868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const gfx::Rect available_rect(screen_info.availableRect); 146868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const gfx::Rect unavailable_rect = 147868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) gfx::SubtractRects(screen_rect, available_rect); 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_unavailable_screen_size()->set_width( 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unavailable_rect.width()); 1502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_unavailable_screen_size()->set_height( 1512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unavailable_rect.height()); 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Writes info about the machine's CPU into the |machine|. 155868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)void AddCpuInfoToFingerprint(Fingerprint::MachineCharacteristics* machine) { 1562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::CPU cpu; 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_cpu()->set_vendor_name(cpu.vendor_name()); 1582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_cpu()->set_brand(cpu.cpu_brand()); 1592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Writes info about the machine's GPU into the |machine|. 162868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)void AddGpuInfoToFingerprint(Fingerprint::MachineCharacteristics* machine) { 16390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const gpu::GPUInfo& gpu_info = 1642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::GpuDataManager::GetInstance()->GetGPUInfo(); 165d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (!gpu_info.finalized) 166d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) return; 1672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 168868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics::Graphics* graphics = 1692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->mutable_graphics_card(); 1702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) graphics->set_vendor_id(gpu_info.gpu.vendor_id); 1712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) graphics->set_device_id(gpu_info.gpu.device_id); 1722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) graphics->set_driver_version(gpu_info.driver_version); 1732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) graphics->set_driver_date(gpu_info.driver_date); 1742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 175868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics::Graphics::PerformanceStatistics* 1762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gpu_performance = graphics->mutable_performance_statistics(); 1772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gpu_performance->set_graphics_score(gpu_info.performance_stats.graphics); 1782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gpu_performance->set_gaming_score(gpu_info.performance_stats.gaming); 1792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gpu_performance->set_overall_score(gpu_info.performance_stats.overall); 1802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 182d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)// Waits for geoposition data to be loaded. Lives on the IO thread. 183d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)class GeopositionLoader { 184d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) public: 185d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // |callback_| will be called on the UI thread with the loaded geoposition, 186d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // once it is available. 187d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) GeopositionLoader( 188d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::TimeDelta& timeout, 189d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::Callback<void(const content::Geoposition&)>& callback); 190d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) ~GeopositionLoader() {} 191d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 192d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) private: 193d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Methods to communicate with the GeolocationProvider. 194d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) void OnGotGeoposition(const content::Geoposition& geoposition); 195d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 196d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // The callback that will be called once the geoposition is available. 197d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Will be called on the UI thread. 198d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::Callback<void(const content::Geoposition&)> callback_; 199d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 200d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // The callback used as an "observer" of the GeolocationProvider. 201d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) content::GeolocationProvider::LocationUpdateCallback geolocation_callback_; 202d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 203d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Timer to enforce a maximum timeout before the |callback_| is called, even 204d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // if the geoposition has not been loaded. 205d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::OneShotTimer<GeopositionLoader> timeout_timer_; 206d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)}; 207d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 208d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)GeopositionLoader::GeopositionLoader( 209d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::TimeDelta& timeout, 210d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::Callback<void(const content::Geoposition&)>& callback) 211d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) : callback_(callback) { 212d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) timeout_timer_.Start(FROM_HERE, timeout, 213d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&GeopositionLoader::OnGotGeoposition, 214d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Unretained(this), 215d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) content::Geoposition())); 216d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 217d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) geolocation_callback_ = 218d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&GeopositionLoader::OnGotGeoposition, base::Unretained(this)); 219d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) content::GeolocationProvider::GetInstance()->AddLocationUpdateCallback( 220d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) geolocation_callback_, false); 221d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)} 222d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 223d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)void GeopositionLoader::OnGotGeoposition( 224d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const content::Geoposition& geoposition) { 225d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE, 226d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(callback_, geoposition)); 227d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 228d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Unregister as an observer, since this class instance might be destroyed 229d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // after this callback. Note: It's important to unregister *after* posting 230d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // the task above. Unregistering as an observer can have the side-effect of 231d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // modifying the value of |geoposition|. 232d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) bool removed = 233d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) content::GeolocationProvider::GetInstance()->RemoveLocationUpdateCallback( 234d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) geolocation_callback_); 235d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) DCHECK(removed); 236d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 237d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) delete this; 238d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)} 239d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 240d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)// Asynchronously loads the user's current geoposition and calls |callback_| on 241d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)// the UI thread with the loaded geoposition, once it is available. Expected to 242d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)// be called on the IO thread. 243d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)void LoadGeoposition( 244d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::TimeDelta& timeout, 245d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::Callback<void(const content::Geoposition&)>& callback) { 246d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // The loader is responsible for freeing its own memory. 247d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) new GeopositionLoader(timeout, callback); 248d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)} 249d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 250868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// Waits for all asynchronous data required for the fingerprint to be loaded, 2512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// then fills out the fingerprint. 2522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class FingerprintDataLoader : public content::GpuDataManagerObserver { 2532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 2542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FingerprintDataLoader( 25590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) uint64 obfuscated_gaia_id, 2562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect& window_bounds, 2572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect& content_bounds, 2582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const WebScreenInfo& screen_info, 2592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& version, 2602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& charset, 2612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& accept_languages, 2622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Time& install_time, 263c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const std::string& app_locale, 264a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const std::string& user_agent, 265d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::TimeDelta& timeout, 2662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Callback<void(scoped_ptr<Fingerprint>)>& callback); 2672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 269868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) virtual ~FingerprintDataLoader() {} 2702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // content::GpuDataManagerObserver: 2722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnGpuInfoUpdate() OVERRIDE; 2732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Callbacks for asynchronously loaded data. 2752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void OnGotFonts(scoped_ptr<base::ListValue> fonts); 276ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch void OnGotPlugins(const std::vector<content::WebPluginInfo>& plugins); 27790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) void OnGotGeoposition(const content::Geoposition& geoposition); 27890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 2792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If all of the asynchronous data has been loaded, calls |callback_| with 2802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the fingerprint data. 2812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void MaybeFillFingerprint(); 2822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Calls |callback_| with the fingerprint data. 2842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void FillFingerprint(); 2852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The GPU data provider. 287868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // Weak reference because the GpuDataManager class is a singleton. 2882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::GpuDataManager* const gpu_data_manager_; 2892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 290d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Ensures that any observer registrations for the GPU data are cleaned up by 2917dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch // the time this object is destroyed. 2927dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch ScopedObserver<content::GpuDataManager, FingerprintDataLoader> gpu_observer_; 2937dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 294868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // Data that will be passed on to the next loading phase. See the comment for 295868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // GetFingerprint() for a description of these variables. 29690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const uint64 obfuscated_gaia_id_; 2972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect window_bounds_; 2982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect content_bounds_; 2992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const WebScreenInfo screen_info_; 3002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string version_; 3012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string charset_; 3022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string accept_languages_; 303a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const std::string app_locale_; 304a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const std::string user_agent_; 3052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Time install_time_; 3062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Data that will be loaded asynchronously. 3082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<base::ListValue> fonts_; 309ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch std::vector<content::WebPluginInfo> plugins_; 31090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) bool waiting_on_plugins_; 31190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) content::Geoposition geoposition_; 3122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 313d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // Timer to enforce a maximum timeout before the |callback_| is called, even 314d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // if not all asynchronous data has been loaded. 315d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::OneShotTimer<FingerprintDataLoader> timeout_timer_; 316d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 317d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // For invalidating asynchronous callbacks that might arrive after |this| 318d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // instance is destroyed. 319d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::WeakPtrFactory<FingerprintDataLoader> weak_ptr_factory_; 320d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 3212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The callback that will be called once all the data is available. 3222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Callback<void(scoped_ptr<Fingerprint>)> callback_; 3232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(FingerprintDataLoader); 3252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 3262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)FingerprintDataLoader::FingerprintDataLoader( 32890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) uint64 obfuscated_gaia_id, 3292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect& window_bounds, 3302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect& content_bounds, 3312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const WebScreenInfo& screen_info, 3322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& version, 3332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& charset, 3342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& accept_languages, 3352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Time& install_time, 336c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const std::string& app_locale, 337a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const std::string& user_agent, 338d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::TimeDelta& timeout, 3392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Callback<void(scoped_ptr<Fingerprint>)>& callback) 3402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : gpu_data_manager_(content::GpuDataManager::GetInstance()), 3417dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch gpu_observer_(this), 34290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) obfuscated_gaia_id_(obfuscated_gaia_id), 3432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) window_bounds_(window_bounds), 3442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content_bounds_(content_bounds), 3452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) screen_info_(screen_info), 3462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) version_(version), 3472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) charset_(charset), 3482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) accept_languages_(accept_languages), 349a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) app_locale_(app_locale), 350a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) user_agent_(user_agent), 3512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) install_time_(install_time), 35290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) waiting_on_plugins_(true), 353d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) weak_ptr_factory_(this), 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) callback_(callback) { 3552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!install_time_.is_null()); 3562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 357d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) timeout_timer_.Start(FROM_HERE, timeout, 358d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&FingerprintDataLoader::MaybeFillFingerprint, 359d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 360d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Load GPU data if needed. 362effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch if (gpu_data_manager_->GpuAccessAllowed(NULL) && 363effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch !gpu_data_manager_->IsCompleteGpuInfoAvailable()) { 3647dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch gpu_observer_.Add(gpu_data_manager_); 3652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gpu_data_manager_->RequestCompleteGpuInfoIfNeeded(); 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 36890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#if defined(ENABLE_PLUGINS) 3692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Load plugin data. 3702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::PluginService::GetInstance()->GetPlugins( 371d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&FingerprintDataLoader::OnGotPlugins, 372d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 37390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#else 37490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) waiting_on_plugins_ = false; 37590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#endif 3762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Load font data. 3782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::GetFontListAsync( 379d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&FingerprintDataLoader::OnGotFonts, 380d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) weak_ptr_factory_.GetWeakPtr())); 38190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 38290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Load geolocation data. 38390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) content::BrowserThread::PostTask( 38490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) content::BrowserThread::IO, FROM_HERE, 385d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&LoadGeoposition, 386d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) timeout, 387d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::Bind(&FingerprintDataLoader::OnGotGeoposition, 388d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) weak_ptr_factory_.GetWeakPtr()))); 3892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void FingerprintDataLoader::OnGpuInfoUpdate() { 3922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!gpu_data_manager_->IsCompleteGpuInfoAvailable()) 3932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3957dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch gpu_observer_.Remove(gpu_data_manager_); 3962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MaybeFillFingerprint(); 3972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void FingerprintDataLoader::OnGotFonts(scoped_ptr<base::ListValue> fonts) { 4002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!fonts_); 4012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) fonts_.reset(fonts.release()); 4022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MaybeFillFingerprint(); 4032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void FingerprintDataLoader::OnGotPlugins( 406ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch const std::vector<content::WebPluginInfo>& plugins) { 40790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(waiting_on_plugins_); 40890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) waiting_on_plugins_ = false; 4092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) plugins_ = plugins; 4102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MaybeFillFingerprint(); 4112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 41390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void FingerprintDataLoader::OnGotGeoposition( 41490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const content::Geoposition& geoposition) { 41590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(!geoposition_.Validate()); 41690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 41790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) geoposition_ = geoposition; 41890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(geoposition_.Validate() || 41990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) geoposition_.error_code != content::Geoposition::ERROR_CODE_NONE); 42090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 42190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) MaybeFillFingerprint(); 42290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 42390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void FingerprintDataLoader::MaybeFillFingerprint() { 425d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // If all of the data has been loaded, or if the |timeout_timer_| has expired, 426d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) // fill the fingerprint and clean up. 427d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (!timeout_timer_.IsRunning() || 428effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch ((!gpu_data_manager_->GpuAccessAllowed(NULL) || 429effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch gpu_data_manager_->IsCompleteGpuInfoAvailable()) && 430d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) fonts_ && 431d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) !waiting_on_plugins_ && 432d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) (geoposition_.Validate() || 433d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) geoposition_.error_code != content::Geoposition::ERROR_CODE_NONE))) { 4342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FillFingerprint(); 4352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delete this; 4362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 4372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void FingerprintDataLoader::FillFingerprint() { 4402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<Fingerprint> fingerprint(new Fingerprint); 441868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::MachineCharacteristics* machine = 4422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) fingerprint->mutable_machine_characteristics(); 4432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_operating_system_build(GetOperatingSystemVersion()); 4452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // We use the delta between the install time and the Unix epoch, in hours. 4462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_browser_install_time_hours( 4472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) (install_time_ - base::Time::UnixEpoch()).InHours()); 4482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_utc_offset_ms(GetTimezoneOffset().InMilliseconds()); 449c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) machine->set_browser_language(app_locale_); 4502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_charset(charset_); 451a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) machine->set_user_agent(user_agent_); 4522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_ram(base::SysInfo::AmountOfPhysicalMemory()); 4532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) machine->set_browser_build(version_); 45458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) machine->set_browser_feature( 45558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) Fingerprint::MachineCharacteristics::FEATURE_REQUEST_AUTOCOMPLETE); 456d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (fonts_) 457d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) AddFontsToFingerprint(*fonts_, machine); 4582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddPluginsToFingerprint(plugins_, machine); 4592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddAcceptLanguagesToFingerprint(accept_languages_, machine); 4602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddScreenInfoToFingerprint(screen_info_, machine); 4612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddCpuInfoToFingerprint(machine); 4622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddGpuInfoToFingerprint(machine); 4632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // TODO(isherman): Record the user_and_device_name_hash. 4652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // TODO(isherman): Record the partition size of the hard drives? 4662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 467868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::TransientState* transient_state = 4682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) fingerprint->mutable_transient_state(); 469868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::Dimension* inner_window_size = 4702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) transient_state->mutable_inner_window_size(); 4712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) inner_window_size->set_width(content_bounds_.width()); 4722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) inner_window_size->set_height(content_bounds_.height()); 473868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::Dimension* outer_window_size = 4742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) transient_state->mutable_outer_window_size(); 4752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) outer_window_size->set_width(window_bounds_.width()); 4762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) outer_window_size->set_height(window_bounds_.height()); 4772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // TODO(isherman): Record network performance data, which is theoretically 4792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // available to JS. 4802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 48190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // TODO(isherman): Record more user behavior data. 482d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (geoposition_.Validate() && 483d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) geoposition_.error_code == content::Geoposition::ERROR_CODE_NONE) { 484868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::UserCharacteristics::Location* location = 48590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) fingerprint->mutable_user_characteristics()->mutable_location(); 48690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) location->set_altitude(geoposition_.altitude); 48790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) location->set_latitude(geoposition_.latitude); 48890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) location->set_longitude(geoposition_.longitude); 48990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) location->set_accuracy(geoposition_.accuracy); 49090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) location->set_time_in_ms( 49190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) (geoposition_.timestamp - base::Time::UnixEpoch()).InMilliseconds()); 49290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 4932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 494868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) Fingerprint::Metadata* metadata = fingerprint->mutable_metadata(); 4952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) metadata->set_timestamp_ms( 4962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) (base::Time::Now() - base::Time::UnixEpoch()).InMilliseconds()); 49790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) metadata->set_obfuscated_gaia_id(obfuscated_gaia_id_); 4982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) metadata->set_fingerprinter_version(kFingerprinterVersion); 4992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) callback_.Run(fingerprint.Pass()); 5012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 5022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace 5042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 505868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)namespace internal { 506868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 507868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)void GetFingerprintInternal( 508868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) uint64 obfuscated_gaia_id, 509868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const gfx::Rect& window_bounds, 510868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const gfx::Rect& content_bounds, 511f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) const blink::WebScreenInfo& screen_info, 512868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const std::string& version, 513868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const std::string& charset, 514868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const std::string& accept_languages, 515868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const base::Time& install_time, 516868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const std::string& app_locale, 517a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const std::string& user_agent, 518d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) const base::TimeDelta& timeout, 519868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) const base::Callback<void(scoped_ptr<Fingerprint>)>& callback) { 520868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // Begin loading all of the data that we need to load asynchronously. 521868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // This class is responsible for freeing its own memory. 522868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) new FingerprintDataLoader(obfuscated_gaia_id, window_bounds, content_bounds, 523868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) screen_info, version, charset, accept_languages, 524a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) install_time, app_locale, user_agent, timeout, 525a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) callback); 526868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)} 527868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 528868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)} // namespace internal 529868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 5302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void GetFingerprint( 53190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) uint64 obfuscated_gaia_id, 5322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect& window_bounds, 533010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) content::WebContents* web_contents, 5342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& version, 5352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& charset, 5362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& accept_languages, 5372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Time& install_time, 538c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const std::string& app_locale, 539a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const std::string& user_agent, 5402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::Callback<void(scoped_ptr<Fingerprint>)>& callback) { 541010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) gfx::Rect content_bounds = web_contents->GetContainerBounds(); 5422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 543f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) blink::WebScreenInfo screen_info; 5442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::RenderWidgetHostView* host_view = 545010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) web_contents->GetRenderWidgetHostView(); 5462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (host_view) 5472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) host_view->GetRenderWidgetHost()->GetWebScreenInfo(&screen_info); 5482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) internal::GetFingerprintInternal( 55090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) obfuscated_gaia_id, window_bounds, content_bounds, screen_info, version, 551a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) charset, accept_languages, install_time, app_locale, user_agent, 552d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) base::TimeDelta::FromSeconds(kTimeoutSeconds), callback); 5532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 5542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace risk 5562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace autofill 557