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1 // Copyright (c) 2012 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 |
12 #include "base/gtest_prod_util.h" | 12 #include "base/gtest_prod_util.h" |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "base/string16.h" | 14 #include "base/string16.h" |
15 #include "webkit/plugins/webkit_plugins_export.h" | 15 #include "webkit/plugins/webkit_plugins_export.h" |
16 #include "webkit/plugins/webplugininfo.h" | 16 #include "webkit/plugins/webplugininfo.h" |
17 | 17 |
18 class FilePath; | 18 class FilePath; |
19 class PluginExceptionsTableModelTest; | 19 class PluginExceptionsTableModelTest; |
20 class Version; | 20 class Version; |
21 | 21 |
22 namespace webkit { | 22 namespace webkit { |
23 namespace npapi { | 23 namespace npapi { |
24 | 24 |
25 class PluginList; | 25 class PluginList; |
26 class MockPluginList; | 26 class MockPluginList; |
27 | 27 |
28 // Hard-coded version ranges for plugin groups. | |
29 struct VersionRangeDefinition { | |
30 // Matcher for lowest version matched by this range (inclusive). May be empty | |
31 // to match everything iff |version_matcher_high| is also empty. | |
32 const char* version_matcher_low; | |
33 // Matcher for highest version matched by this range (exclusive). May be empty | |
34 // to match anything higher than |version_matcher_low|. | |
35 const char* version_matcher_high; | |
36 const char* min_version; // Minimum secure version. | |
37 }; | |
38 | |
39 // Hard-coded definitions of plugin groups. | 28 // Hard-coded definitions of plugin groups. |
40 struct PluginGroupDefinition { | 29 struct PluginGroupDefinition { |
41 // Unique identifier for this group. | 30 // Unique identifier for this group. |
42 const char* identifier; | 31 const char* identifier; |
43 // Name of this group. | 32 // Name of this group. |
44 const char* name; | 33 const char* name; |
45 // Substring matcher for the plugin name. | 34 // Substring matcher for the plugin name. |
46 const char* name_matcher; | 35 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; | |
51 }; | |
52 | |
53 // Run-time structure to hold version range information. | |
54 struct VersionRange { | |
55 public: | |
56 explicit VersionRange(const VersionRangeDefinition& definition); | |
57 VersionRange(const VersionRange& other); | |
58 VersionRange& operator=(const VersionRange& other); | |
59 ~VersionRange(); | |
60 | |
61 std::string low_str; | |
62 std::string high_str; | |
63 std::string min_str; | |
64 scoped_ptr<Version> low; | |
65 scoped_ptr<Version> high; | |
66 scoped_ptr<Version> min; | |
67 private: | |
68 void InitFrom(const VersionRange& other); | |
69 }; | 36 }; |
70 | 37 |
71 // A PluginGroup can match a range of versions of a specific plugin (as defined | 38 // A PluginGroup can match a range of versions of a specific plugin (as defined |
72 // by matching a substring of its name). | 39 // by matching a substring of its name). |
73 // It contains all WebPluginInfo structs (at least one) matching its definition. | 40 // It contains all WebPluginInfo structs (at least one) matching its definition. |
74 // In addition, it knows about a security "baseline", i.e. the minimum version | |
75 // of a plugin that is needed in order not to exhibit known security | |
76 // vulnerabilities. | |
77 | 41 |
78 class WEBKIT_PLUGINS_EXPORT PluginGroup { | 42 class WEBKIT_PLUGINS_EXPORT PluginGroup { |
79 public: | 43 public: |
80 // Used by about:plugins to disable Reader plugin when internal PDF viewer is | 44 // Used by about:plugins to disable Reader plugin when internal PDF viewer is |
81 // enabled. | 45 // enabled. |
82 static const char kAdobeReaderGroupName[]; | 46 static const char kAdobeReaderGroupName[]; |
83 static const char kJavaGroupName[]; | 47 static const char kJavaGroupName[]; |
84 static const char kQuickTimeGroupName[]; | 48 static const char kQuickTimeGroupName[]; |
85 static const char kShockwaveGroupName[]; | 49 static const char kShockwaveGroupName[]; |
86 static const char kRealPlayerGroupName[]; | 50 static const char kRealPlayerGroupName[]; |
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111 identifier_ = identifier; | 75 identifier_ = identifier; |
112 } | 76 } |
113 | 77 |
114 // Returns this group's name, or the filename without extension if the name | 78 // Returns this group's name, or the filename without extension if the name |
115 // is empty. | 79 // is empty. |
116 string16 GetGroupName() const; | 80 string16 GetGroupName() const; |
117 | 81 |
118 // Checks whether a plugin exists in the group with the given path. | 82 // Checks whether a plugin exists in the group with the given path. |
119 bool ContainsPlugin(const FilePath& path) const; | 83 bool ContainsPlugin(const FilePath& path) const; |
120 | 84 |
121 // Returns true if |plugin| in this group has known security problems. | |
122 bool IsVulnerable(const WebPluginInfo& plugin) const; | |
123 | |
124 // Check if the group has no plugins. Could happen after a reload if the plug- | 85 // Check if the group has no plugins. Could happen after a reload if the plug- |
125 // in has disappeared from the pc (or in the process of updating). | 86 // in has disappeared from the pc (or in the process of updating). |
126 bool IsEmpty() const; | 87 bool IsEmpty() const; |
127 | 88 |
128 // Parse a version string as used by a plug-in. This method is more lenient | 89 // Parse a version string as used by a plug-in. This method is more lenient |
129 // in accepting weird version strings than Version::GetFromString(). | 90 // in accepting weird version strings than Version::GetFromString(). |
130 static Version* CreateVersionFromString(const string16& version_string); | 91 static Version* CreateVersionFromString(const string16& version_string); |
131 | 92 |
132 const std::vector<webkit::WebPluginInfo>& web_plugin_infos() const { | 93 const std::vector<webkit::WebPluginInfo>& web_plugin_infos() const { |
133 return web_plugin_infos_; | 94 return web_plugin_infos_; |
134 } | 95 } |
135 | 96 |
136 const std::vector<VersionRange>& version_ranges() const { | |
137 return version_ranges_; | |
138 } | |
139 | |
140 private: | 97 private: |
141 friend class MockPluginList; | 98 friend class MockPluginList; |
142 friend class PluginGroupTest; | 99 friend class PluginGroupTest; |
143 friend class PluginList; | 100 friend class PluginList; |
144 friend class ::PluginExceptionsTableModelTest; | 101 friend class ::PluginExceptionsTableModelTest; |
145 FRIEND_TEST_ALL_PREFIXES(PluginListTest, DisableOutdated); | 102 FRIEND_TEST_ALL_PREFIXES(PluginListTest, DisableOutdated); |
146 | 103 |
147 // Generates the (short) identifier string for the given plugin. | 104 // Generates the (short) identifier string for the given plugin. |
148 static std::string GetIdentifier(const webkit::WebPluginInfo& wpi); | 105 static std::string GetIdentifier(const webkit::WebPluginInfo& wpi); |
149 | 106 |
150 // Generates the long identifier (based on the full file path) for the given | 107 // Generates the long identifier (based on the full file path) for the given |
151 // plugin, to be called when the short identifier is not unique. | 108 // plugin, to be called when the short identifier is not unique. |
152 static std::string GetLongIdentifier(const webkit::WebPluginInfo& wpi); | 109 static std::string GetLongIdentifier(const webkit::WebPluginInfo& wpi); |
153 | 110 |
154 // Creates a PluginGroup from a PluginGroupDefinition. The caller takes | 111 // Creates a PluginGroup from a PluginGroupDefinition. The caller takes |
155 // ownership of the created PluginGroup. | 112 // ownership of the created PluginGroup. |
156 static PluginGroup* FromPluginGroupDefinition( | 113 static PluginGroup* FromPluginGroupDefinition( |
157 const PluginGroupDefinition& definition); | 114 const PluginGroupDefinition& definition); |
158 | 115 |
159 // Creates a PluginGroup from a WebPluginInfo. The caller takes ownership of | 116 // Creates a PluginGroup from a WebPluginInfo. The caller takes ownership of |
160 // the created PluginGroup. | 117 // the created PluginGroup. |
161 static PluginGroup* FromWebPluginInfo(const webkit::WebPluginInfo& wpi); | 118 static PluginGroup* FromWebPluginInfo(const webkit::WebPluginInfo& wpi); |
162 | 119 |
163 // Returns |true| if |version| is contained in [low, high) of |range|. | |
164 static bool IsVersionInRange(const Version& version, | |
165 const VersionRange& range); | |
166 | |
167 // Returns |true| iff |plugin_version| is both contained in |version_range| | |
168 // and declared outdated (== vulnerable) by it. | |
169 static bool IsPluginOutdated(const Version& plugin_version, | |
170 const VersionRange& version_range); | |
171 | |
172 PluginGroup(const string16& group_name, | 120 PluginGroup(const string16& group_name, |
173 const string16& name_matcher, | 121 const string16& name_matcher, |
174 const std::string& identifier); | 122 const std::string& identifier); |
175 | 123 |
176 void InitFrom(const PluginGroup& other); | 124 void InitFrom(const PluginGroup& other); |
177 | 125 |
178 // Returns a non-const vector of all plugins in the group. This is only used | 126 // Returns a non-const vector of all plugins in the group. This is only used |
179 // by PluginList. | 127 // by PluginList. |
180 std::vector<webkit::WebPluginInfo>& GetPluginsContainer() { | 128 std::vector<webkit::WebPluginInfo>& GetPluginsContainer() { |
181 return web_plugin_infos_; | 129 return web_plugin_infos_; |
182 } | 130 } |
183 | 131 |
184 std::string identifier_; | 132 std::string identifier_; |
185 string16 group_name_; | 133 string16 group_name_; |
186 string16 name_matcher_; | 134 string16 name_matcher_; |
187 std::vector<VersionRange> version_ranges_; | |
188 std::vector<webkit::WebPluginInfo> web_plugin_infos_; | 135 std::vector<webkit::WebPluginInfo> web_plugin_infos_; |
189 }; | 136 }; |
190 | 137 |
191 } // namespace npapi | 138 } // namespace npapi |
192 } // namespace webkit | 139 } // namespace webkit |
193 | 140 |
194 #endif // WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_ | 141 #endif // WEBKIT_PLUGINS_NPAPI_PLUGIN_GROUP_H_ |
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