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Side by Side Diff: webkit/plugins/npapi/plugin_group.h

Issue 9536013: Move |requires_authorization| flag for plug-ins out of webkit/ (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: copyright Created 8 years, 9 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_ 5 #ifndef WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_
6 #define WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_ 6 #define WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_
7 #pragma once 7 #pragma once
8 8
9 #include <string> 9 #include <string>
10 #include <vector> 10 #include <vector>
11 11
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27 27
28 // Hard-coded version ranges for plugin groups. 28 // Hard-coded version ranges for plugin groups.
29 struct VersionRangeDefinition { 29 struct VersionRangeDefinition {
30 // Matcher for lowest version matched by this range (inclusive). May be empty 30 // Matcher for lowest version matched by this range (inclusive). May be empty
31 // to match everything iff |version_matcher_high| is also empty. 31 // to match everything iff |version_matcher_high| is also empty.
32 const char* version_matcher_low; 32 const char* version_matcher_low;
33 // Matcher for highest version matched by this range (exclusive). May be empty 33 // Matcher for highest version matched by this range (exclusive). May be empty
34 // to match anything higher than |version_matcher_low|. 34 // to match anything higher than |version_matcher_low|.
35 const char* version_matcher_high; 35 const char* version_matcher_high;
36 const char* min_version; // Minimum secure version. 36 const char* min_version; // Minimum secure version.
37 bool requires_authorization; // If this range needs user permission to run.
38 }; 37 };
39 38
40 // Hard-coded definitions of plugin groups. 39 // Hard-coded definitions of plugin groups.
41 struct PluginGroupDefinition { 40 struct PluginGroupDefinition {
42 const char* identifier; // Unique identifier for this group. 41 // Unique identifier for this group.
43 const char* name; // Name of this group. 42 const char* identifier;
44 const char* name_matcher; // Substring matcher for the plugin name. 43 // Name of this group.
45 const VersionRangeDefinition* versions; // List of version ranges. 44 const char* name;
46 size_t num_versions; // Size of the array |versions| points to. 45 // Substring matcher for the plugin name.
47 const char* update_url; // Location of latest secure version. 46 const char* name_matcher;
47 // List of version ranges.
48 const VersionRangeDefinition* versions;
49 // Size of the array |versions| points to.
50 size_t num_versions;
48 }; 51 };
49 52
50 // Run-time structure to hold version range information. 53 // Run-time structure to hold version range information.
51 struct VersionRange { 54 struct VersionRange {
52 public: 55 public:
53 explicit VersionRange(const VersionRangeDefinition& definition); 56 explicit VersionRange(const VersionRangeDefinition& definition);
54 VersionRange(const VersionRange& other); 57 VersionRange(const VersionRange& other);
55 VersionRange& operator=(const VersionRange& other); 58 VersionRange& operator=(const VersionRange& other);
56 ~VersionRange(); 59 ~VersionRange();
57 60
58 std::string low_str; 61 std::string low_str;
59 std::string high_str; 62 std::string high_str;
60 std::string min_str; 63 std::string min_str;
61 scoped_ptr<Version> low; 64 scoped_ptr<Version> low;
62 scoped_ptr<Version> high; 65 scoped_ptr<Version> high;
63 scoped_ptr<Version> min; 66 scoped_ptr<Version> min;
64 bool requires_authorization;
65 private: 67 private:
66 void InitFrom(const VersionRange& other); 68 void InitFrom(const VersionRange& other);
67 }; 69 };
68 70
69 // A PluginGroup can match a range of versions of a specific plugin (as defined 71 // A PluginGroup can match a range of versions of a specific plugin (as defined
70 // by matching a substring of its name). 72 // by matching a substring of its name).
71 // It contains all WebPluginInfo structs (at least one) matching its definition. 73 // It contains all WebPluginInfo structs (at least one) matching its definition.
72 // In addition, it knows about a security "baseline", i.e. the minimum version 74 // In addition, it knows about a security "baseline", i.e. the minimum version
73 // of a plugin that is needed in order not to exhibit known security 75 // of a plugin that is needed in order not to exhibit known security
74 // vulnerabilities. 76 // vulnerabilities.
75 77
76 class WEBKIT_PLUGINS_EXPORT PluginGroup { 78 class WEBKIT_PLUGINS_EXPORT PluginGroup {
77 public: 79 public:
78 // Used by about:plugins to disable Reader plugin when internal PDF viewer is 80 // Used by about:plugins to disable Reader plugin when internal PDF viewer is
79 // enabled. 81 // enabled.
80 static const char kAdobeReaderGroupName[]; 82 static const char kAdobeReaderGroupName[];
81 static const char kAdobeReaderUpdateURL[];
82 static const char kJavaGroupName[]; 83 static const char kJavaGroupName[];
83 static const char kQuickTimeGroupName[]; 84 static const char kQuickTimeGroupName[];
84 static const char kShockwaveGroupName[]; 85 static const char kShockwaveGroupName[];
85 static const char kRealPlayerGroupName[]; 86 static const char kRealPlayerGroupName[];
86 static const char kSilverlightGroupName[]; 87 static const char kSilverlightGroupName[];
87 static const char kWindowsMediaPlayerGroupName[]; 88 static const char kWindowsMediaPlayerGroupName[];
88 89
89 PluginGroup(const PluginGroup& other); 90 PluginGroup(const PluginGroup& other);
90 91
91 ~PluginGroup(); 92 ~PluginGroup();
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110 identifier_ = identifier; 111 identifier_ = identifier;
111 } 112 }
112 113
113 // Returns this group's name, or the filename without extension if the name 114 // Returns this group's name, or the filename without extension if the name
114 // is empty. 115 // is empty.
115 string16 GetGroupName() const; 116 string16 GetGroupName() const;
116 117
117 // Checks whether a plugin exists in the group with the given path. 118 // Checks whether a plugin exists in the group with the given path.
118 bool ContainsPlugin(const FilePath& path) const; 119 bool ContainsPlugin(const FilePath& path) const;
119 120
120 // Returns the update URL.
121 std::string GetUpdateURL() const { return update_url_; }
122
123 // Returns true if this plugin group is whitelisted.
124 bool IsWhitelisted() const;
125
126 // Returns true if |plugin| in this group has known security problems. 121 // Returns true if |plugin| in this group has known security problems.
127 bool IsVulnerable(const WebPluginInfo& plugin) const; 122 bool IsVulnerable(const WebPluginInfo& plugin) const;
128 123
129 // Returns true if |plugin| in this plug-in group always requires user
130 // authorization to run.
131 bool RequiresAuthorization(const WebPluginInfo& plugin) const;
132
133 // Check if the group has no plugins. Could happen after a reload if the plug- 124 // Check if the group has no plugins. Could happen after a reload if the plug-
134 // in has disappeared from the pc (or in the process of updating). 125 // in has disappeared from the pc (or in the process of updating).
135 bool IsEmpty() const; 126 bool IsEmpty() const;
136 127
137 // Parse a version string as used by a plug-in. This method is more lenient 128 // Parse a version string as used by a plug-in. This method is more lenient
138 // in accepting weird version strings than Version::GetFromString(). 129 // in accepting weird version strings than Version::GetFromString().
139 static Version* CreateVersionFromString(const string16& version_string); 130 static Version* CreateVersionFromString(const string16& version_string);
140 131
141 const std::vector<webkit::WebPluginInfo>& web_plugin_infos() const { 132 const std::vector<webkit::WebPluginInfo>& web_plugin_infos() const {
142 return web_plugin_infos_; 133 return web_plugin_infos_;
143 } 134 }
144 135
145 private: 136 private:
146 friend class PluginList;
147 friend class MockPluginList; 137 friend class MockPluginList;
148 friend class PluginGroupTest; 138 friend class PluginGroupTest;
139 friend class PluginList;
149 friend class ::PluginExceptionsTableModelTest; 140 friend class ::PluginExceptionsTableModelTest;
150 FRIEND_TEST_ALL_PREFIXES(PluginListTest, DisableOutdated); 141 FRIEND_TEST_ALL_PREFIXES(PluginListTest, DisableOutdated);
151 142
152 // Generates the (short) identifier string for the given plugin. 143 // Generates the (short) identifier string for the given plugin.
153 static std::string GetIdentifier(const webkit::WebPluginInfo& wpi); 144 static std::string GetIdentifier(const webkit::WebPluginInfo& wpi);
154 145
155 // Generates the long identifier (based on the full file path) for the given 146 // Generates the long identifier (based on the full file path) for the given
156 // plugin, to be called when the short identifier is not unique. 147 // plugin, to be called when the short identifier is not unique.
157 static std::string GetLongIdentifier(const webkit::WebPluginInfo& wpi); 148 static std::string GetLongIdentifier(const webkit::WebPluginInfo& wpi);
158 149
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169 static bool IsVersionInRange(const Version& version, 160 static bool IsVersionInRange(const Version& version,
170 const VersionRange& range); 161 const VersionRange& range);
171 162
172 // Returns |true| iff |plugin_version| is both contained in |version_range| 163 // Returns |true| iff |plugin_version| is both contained in |version_range|
173 // and declared outdated (== vulnerable) by it. 164 // and declared outdated (== vulnerable) by it.
174 static bool IsPluginOutdated(const Version& plugin_version, 165 static bool IsPluginOutdated(const Version& plugin_version,
175 const VersionRange& version_range); 166 const VersionRange& version_range);
176 167
177 PluginGroup(const string16& group_name, 168 PluginGroup(const string16& group_name,
178 const string16& name_matcher, 169 const string16& name_matcher,
179 const std::string& update_url,
180 const std::string& identifier); 170 const std::string& identifier);
181 171
182 void InitFrom(const PluginGroup& other); 172 void InitFrom(const PluginGroup& other);
183 173
184 // Returns a non-const vector of all plugins in the group. This is only used 174 // Returns a non-const vector of all plugins in the group. This is only used
185 // by PluginList. 175 // by PluginList.
186 std::vector<webkit::WebPluginInfo>& GetPluginsContainer() { 176 std::vector<webkit::WebPluginInfo>& GetPluginsContainer() {
187 return web_plugin_infos_; 177 return web_plugin_infos_;
188 } 178 }
189 179
190 std::string identifier_; 180 std::string identifier_;
191 string16 group_name_; 181 string16 group_name_;
192 string16 name_matcher_; 182 string16 name_matcher_;
193 std::string update_url_;
194 std::vector<VersionRange> version_ranges_; 183 std::vector<VersionRange> version_ranges_;
195 std::vector<webkit::WebPluginInfo> web_plugin_infos_; 184 std::vector<webkit::WebPluginInfo> web_plugin_infos_;
196 }; 185 };
197 186
198 } // namespace npapi 187 } // namespace npapi
199 } // namespace webkit 188 } // namespace webkit
200 189
201 #endif // WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_ 190 #endif // WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_
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