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diff --git a/content/browser/gpu/gpu_blacklist.h b/content/browser/gpu/gpu_blacklist.h
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-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_
-#define CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_
-#pragma once
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/gtest_prod_util.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/values.h"
-#include "content/common/content_export.h"
-#include "content/common/gpu/gpu_feature_flags.h"
-
-class Version;
-
-namespace base {
-class DictionaryValue;
-}
-
-namespace content {
-struct GPUInfo;
-}
-
-class CONTENT_EXPORT GpuBlacklist {
- public:
- enum OsType {
- kOsLinux,
- kOsMacosx,
- kOsWin,
- kOsChromeOS,
- kOsAny,
- kOsUnknown
- };
-
- enum OsFilter {
- // In loading, ignore all entries that belong to other OS.
- kCurrentOsOnly,
- // In loading, keep all entries. This is for testing only.
- kAllOs
- };
-
- explicit GpuBlacklist(const std::string& browser_version_string);
- ~GpuBlacklist();
-
- // Loads blacklist information from a json file.
- // If failed, the current GpuBlacklist is un-touched.
- bool LoadGpuBlacklist(const std::string& json_context, OsFilter os_filter);
- bool LoadGpuBlacklist(const base::DictionaryValue& parsed_json,
- OsFilter os_filter);
-
- // Collects system information and combines them with gpu_info and blacklist
- // information to determine gpu feature flags.
- // If os is kOsAny, use the current OS; if os_version is null, use the
- // current OS version.
- GpuFeatureFlags DetermineGpuFeatureFlags(OsType os,
- Version* os_version,
- const content::GPUInfo& gpu_info);
-
- // Collects the active entries that set the "feature" flag from the last
- // DetermineGpuFeatureFlags() call. This tells which entries are responsible
- // for raising a certain flag, i.e, for blacklisting a certain feature.
- // Examples of "feature":
- // kGpuFeatureAll - any of the supported features;
- // kGpuFeatureWebgl - a single feature;
- // kGpuFeatureWebgl | kGpuFeatureAcceleratedCompositing - two features.
- // If disabled set to true, return entries that are disabled; otherwise,
- // return enabled entries.
- void GetGpuFeatureFlagEntries(GpuFeatureFlags::GpuFeatureType feature,
- std::vector<uint32>& entry_ids,
- bool disabled) const;
-
- // Returns the description and bugs from active entries from the last
- // DetermineGpuFeatureFlags() call.
- //
- // Each problems has:
- // {
- // "description": "Your GPU is too old",
- // "crBugs": [1234],
- // "webkitBugs": []
- // }
- void GetBlacklistReasons(ListValue* problem_list) const;
-
- // Return the largest entry id. This is used for histogramming.
- uint32 max_entry_id() const;
-
- // Collects the version of the current blacklist. Returns false and sets
- // major and minor to 0 on failure.
- bool GetVersion(uint16* major, uint16* monir) const;
-
- // Collects the version of the current blacklist from a parsed json file.
- // Returns false and sets major and minor to 0 on failure.
- static bool GetVersion(
- const base::DictionaryValue& parsed_json, uint16* major, uint16* minor);
-
- private:
- FRIEND_TEST_ALL_PREFIXES(GpuBlacklistTest, CurrentBlacklistValidation);
- FRIEND_TEST_ALL_PREFIXES(GpuBlacklistTest, UnknownField);
- FRIEND_TEST_ALL_PREFIXES(GpuBlacklistTest, UnknownExceptionField);
- FRIEND_TEST_ALL_PREFIXES(GpuBlacklistTest, UnknownFeature);
-
- enum BrowserVersionSupport {
- kSupported,
- kUnsupported,
- kMalformed
- };
-
- class VersionInfo {
- public:
- VersionInfo(const std::string& version_op,
- const std::string& version_string,
- const std::string& version_string2);
- ~VersionInfo();
-
- // Determines if a given version is included in the VersionInfo range.
- bool Contains(const Version& version) const;
-
- // Determines if the VersionInfo contains valid information.
- bool IsValid() const;
-
- private:
- enum Op {
- kBetween, // <= * <=
- kEQ, // =
- kLT, // <
- kLE, // <=
- kGT, // >
- kGE, // >=
- kAny,
- kUnknown // Indicates VersionInfo data is invalid.
- };
-
- // Maps string to Op; returns kUnknown if it's not a valid Op.
- static Op StringToOp(const std::string& version_op);
-
- Op op_;
- scoped_ptr<Version> version_;
- scoped_ptr<Version> version2_;
- };
-
- class OsInfo {
- public:
- OsInfo(const std::string& os,
- const std::string& version_op,
- const std::string& version_string,
- const std::string& version_string2);
- ~OsInfo();
-
- // Determines if a given os/version is included in the OsInfo set.
- bool Contains(OsType type, const Version& version) const;
-
- // Determines if the VersionInfo contains valid information.
- bool IsValid() const;
-
- OsType type() const;
-
- // Maps string to OsType; returns kOsUnknown if it's not a valid os.
- static OsType StringToOsType(const std::string& os);
-
- private:
- OsType type_;
- scoped_ptr<VersionInfo> version_info_;
- };
-
- class StringInfo {
- public:
- StringInfo(const std::string& string_op, const std::string& string_value);
-
- // Determines if a given string is included in the StringInfo.
- bool Contains(const std::string& value) const;
-
- // Determines if the StringInfo contains valid information.
- bool IsValid() const;
-
- private:
- enum Op {
- kContains,
- kBeginWith,
- kEndWith,
- kEQ, // =
- kUnknown // Indicates StringInfo data is invalid.
- };
-
- // Maps string to Op; returns kUnknown if it's not a valid Op.
- static Op StringToOp(const std::string& string_op);
-
- Op op_;
- std::string value_;
- };
-
- class GpuBlacklistEntry;
- typedef scoped_refptr<GpuBlacklistEntry> ScopedGpuBlacklistEntry;
-
- class GpuBlacklistEntry : public base::RefCounted<GpuBlacklistEntry> {
- public:
- // Constructs GpuBlacklistEntry from DictionaryValue loaded from json.
- // Top-level entry must have an id number. Others are exceptions.
- static ScopedGpuBlacklistEntry GetGpuBlacklistEntryFromValue(
- base::DictionaryValue* value, bool top_level);
-
- // Determines if a given os/gc/driver is included in the Entry set.
- bool Contains(OsType os_type,
- const Version& os_version,
- const content::GPUInfo& gpu_info) const;
-
- // Returns the OsType.
- OsType GetOsType() const;
-
- // Returns the entry's unique id. 0 is reserved.
- uint32 id() const;
-
- // Returns whether the entry is disabled.
- bool disabled() const;
-
- // Returns the description of the entry
- const std::string& description() const { return description_; }
-
- // Returns a list of Chromium and Webkit bugs applicable to this entry
- const std::vector<int>& cr_bugs() const { return cr_bugs_; }
- const std::vector<int>& webkit_bugs() const { return webkit_bugs_; }
-
- // Returns the GpuFeatureFlags.
- GpuFeatureFlags GetGpuFeatureFlags() const;
-
- // Returns true if an unknown field is encountered.
- bool contains_unknown_fields() const {
- return contains_unknown_fields_;
- }
- // Returns true if an unknown blacklist feature is encountered.
- bool contains_unknown_features() const {
- return contains_unknown_features_;
- }
-
- private:
- friend class base::RefCounted<GpuBlacklistEntry>;
-
- GpuBlacklistEntry();
- ~GpuBlacklistEntry() { }
-
- bool SetId(uint32 id);
-
- void SetDisabled(bool disabled);
-
- bool SetOsInfo(const std::string& os,
- const std::string& version_op,
- const std::string& version_string,
- const std::string& version_string2);
-
- bool SetVendorId(const std::string& vendor_id_string);
-
- bool AddDeviceId(const std::string& device_id_string);
-
- bool SetDriverVendorInfo(const std::string& vendor_op,
- const std::string& vendor_value);
-
- bool SetDriverVersionInfo(const std::string& version_op,
- const std::string& version_string,
- const std::string& version_string2);
-
- bool SetDriverDateInfo(const std::string& date_op,
- const std::string& date_string,
- const std::string& date_string2);
-
- bool SetGLVendorInfo(const std::string& vendor_op,
- const std::string& vendor_value);
-
- bool SetGLRendererInfo(const std::string& renderer_op,
- const std::string& renderer_value);
-
- bool SetBlacklistedFeatures(
- const std::vector<std::string>& blacklisted_features);
-
- void AddException(ScopedGpuBlacklistEntry exception);
-
- uint32 id_;
- bool disabled_;
- std::string description_;
- std::vector<int> cr_bugs_;
- std::vector<int> webkit_bugs_;
- scoped_ptr<OsInfo> os_info_;
- uint32 vendor_id_;
- std::vector<uint32> device_id_list_;
- scoped_ptr<StringInfo> driver_vendor_info_;
- scoped_ptr<VersionInfo> driver_version_info_;
- scoped_ptr<VersionInfo> driver_date_info_;
- scoped_ptr<StringInfo> gl_vendor_info_;
- scoped_ptr<StringInfo> gl_renderer_info_;
- scoped_ptr<GpuFeatureFlags> feature_flags_;
- std::vector<ScopedGpuBlacklistEntry> exceptions_;
- bool contains_unknown_fields_;
- bool contains_unknown_features_;
- };
-
- // Gets the current OS type.
- static OsType GetOsType();
-
- void Clear();
-
- // Check if the entry is supported by the current version of browser.
- // By default, if there is no browser version information in the entry,
- // return kSupported;
- BrowserVersionSupport IsEntrySupportedByCurrentBrowserVersion(
- base::DictionaryValue* value);
-
- // Returns the number of entries. This is only for tests.
- size_t num_entries() const;
-
- // Check if any entries contain unknown fields. This is only for tests.
- bool contains_unknown_fields() const { return contains_unknown_fields_; }
-
- void SetBrowserVersion(const std::string& version_string);
-
- scoped_ptr<Version> version_;
- std::vector<ScopedGpuBlacklistEntry> blacklist_;
-
- scoped_ptr<Version> browser_version_;
-
- // This records all the blacklist entries that are appliable to the current
- // user machine. It is updated everytime DetermineGpuFeatureFlags() is
- // called and is used later by GetGpuFeatureFlagEntries().
- std::vector<ScopedGpuBlacklistEntry> active_entries_;
-
- uint32 max_entry_id_;
-
- bool contains_unknown_fields_;
-
- DISALLOW_COPY_AND_ASSIGN(GpuBlacklist);
-};
-
-#endif // CONTENT_BROWSER_GPU_GPU_BLACKLIST_H_