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1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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41 #include <v8.h> | 41 #include <v8.h> |
42 | 42 |
43 namespace blink { | 43 namespace blink { |
44 | 44 |
45 class DOMDataStore; | 45 class DOMDataStore; |
46 | 46 |
47 enum WorldIdConstants { | 47 enum WorldIdConstants { |
48 MainWorldId = 0, | 48 MainWorldId = 0, |
49 // Embedder isolated worlds can use IDs in [1, 1<<29). | 49 // Embedder isolated worlds can use IDs in [1, 1<<29). |
50 EmbedderWorldIdLimit = (1 << 29), | 50 EmbedderWorldIdLimit = (1 << 29), |
51 PrivateScriptIsolatedWorldId, | |
52 DocumentXMLTreeViewerWorldId, | 51 DocumentXMLTreeViewerWorldId, |
53 IsolatedWorldIdLimit, | 52 IsolatedWorldIdLimit, |
54 WorkerWorldId, | 53 WorkerWorldId, |
55 TestingWorldId, | 54 TestingWorldId, |
56 }; | 55 }; |
57 | 56 |
58 class DOMObjectHolderBase; | 57 class DOMObjectHolderBase; |
59 | 58 |
60 // This class represent a collection of DOM wrappers for a specific world. | 59 // This class represent a collection of DOM wrappers for a specific world. |
61 class CORE_EXPORT DOMWrapperWorld : public RefCounted<DOMWrapperWorld> { | 60 class CORE_EXPORT DOMWrapperWorld : public RefCounted<DOMWrapperWorld> { |
62 public: | 61 public: |
63 static PassRefPtr<DOMWrapperWorld> create(v8::Isolate*, | 62 static PassRefPtr<DOMWrapperWorld> create(v8::Isolate*, |
64 int worldId = -1, | 63 int worldId = -1, |
65 int extensionGroup = -1); | 64 int extensionGroup = -1); |
66 | 65 |
67 static const int mainWorldExtensionGroup = 0; | 66 static const int mainWorldExtensionGroup = 0; |
68 static const int privateScriptIsolatedWorldExtensionGroup = 1; | |
69 static PassRefPtr<DOMWrapperWorld> ensureIsolatedWorld(v8::Isolate*, | 67 static PassRefPtr<DOMWrapperWorld> ensureIsolatedWorld(v8::Isolate*, |
70 int worldId, | 68 int worldId, |
71 int extensionGroup); | 69 int extensionGroup); |
72 ~DOMWrapperWorld(); | 70 ~DOMWrapperWorld(); |
73 void dispose(); | 71 void dispose(); |
74 | 72 |
75 static bool isolatedWorldsExist() { return isolatedWorldCount; } | 73 static bool isolatedWorldsExist() { return isolatedWorldCount; } |
76 static void allWorldsInMainThread(Vector<RefPtr<DOMWrapperWorld>>& worlds); | 74 static void allWorldsInMainThread(Vector<RefPtr<DOMWrapperWorld>>& worlds); |
77 static void markWrappersInAllWorlds(ScriptWrappable*, | 75 static void markWrappersInAllWorlds(ScriptWrappable*, |
78 const ScriptWrappableVisitor*); | 76 const ScriptWrappableVisitor*); |
79 static void setWrapperReferencesInAllWorlds( | 77 static void setWrapperReferencesInAllWorlds( |
80 const v8::Persistent<v8::Object>& parent, | 78 const v8::Persistent<v8::Object>& parent, |
81 ScriptWrappable*, | 79 ScriptWrappable*, |
82 v8::Isolate*); | 80 v8::Isolate*); |
83 | 81 |
84 static DOMWrapperWorld& world(v8::Local<v8::Context> context) { | 82 static DOMWrapperWorld& world(v8::Local<v8::Context> context) { |
85 return ScriptState::from(context)->world(); | 83 return ScriptState::from(context)->world(); |
86 } | 84 } |
87 | 85 |
88 static DOMWrapperWorld& current(v8::Isolate* isolate) { | 86 static DOMWrapperWorld& current(v8::Isolate* isolate) { |
89 return world(isolate->GetCurrentContext()); | 87 return world(isolate->GetCurrentContext()); |
90 } | 88 } |
91 | 89 |
92 static DOMWrapperWorld& mainWorld(); | 90 static DOMWrapperWorld& mainWorld(); |
93 static DOMWrapperWorld& privateScriptIsolatedWorld(); | |
94 static PassRefPtr<DOMWrapperWorld> fromWorldId(v8::Isolate*, | 91 static PassRefPtr<DOMWrapperWorld> fromWorldId(v8::Isolate*, |
95 int worldId, | 92 int worldId, |
96 int extensionGroup); | 93 int extensionGroup); |
97 | 94 |
98 static void setIsolatedWorldHumanReadableName(int worldID, const String&); | 95 static void setIsolatedWorldHumanReadableName(int worldID, const String&); |
99 String isolatedWorldHumanReadableName(); | 96 String isolatedWorldHumanReadableName(); |
100 | 97 |
101 // Associates an isolated world (see above for description) with a security | 98 // Associates an isolated world (see above for description) with a security |
102 // origin. XMLHttpRequest instances used in that world will be considered | 99 // origin. XMLHttpRequest instances used in that world will be considered |
103 // to come from that origin, not the frame's. | 100 // to come from that origin, not the frame's. |
104 static void setIsolatedWorldSecurityOrigin(int worldId, | 101 static void setIsolatedWorldSecurityOrigin(int worldId, |
105 PassRefPtr<SecurityOrigin>); | 102 PassRefPtr<SecurityOrigin>); |
106 SecurityOrigin* isolatedWorldSecurityOrigin(); | 103 SecurityOrigin* isolatedWorldSecurityOrigin(); |
107 | 104 |
108 // Associated an isolated world with a Content Security Policy. Resources | 105 // Associated an isolated world with a Content Security Policy. Resources |
109 // embedded into the main world's DOM from script executed in an isolated | 106 // embedded into the main world's DOM from script executed in an isolated |
110 // world should be restricted based on the isolated world's DOM, not the | 107 // world should be restricted based on the isolated world's DOM, not the |
111 // main world's. | 108 // main world's. |
112 // | 109 // |
113 // FIXME: Right now, resource injection simply bypasses the main world's | 110 // FIXME: Right now, resource injection simply bypasses the main world's |
114 // DOM. More work is necessary to allow the isolated world's policy to be | 111 // DOM. More work is necessary to allow the isolated world's policy to be |
115 // applied correctly. | 112 // applied correctly. |
116 static void setIsolatedWorldContentSecurityPolicy(int worldId, | 113 static void setIsolatedWorldContentSecurityPolicy(int worldId, |
117 const String& policy); | 114 const String& policy); |
118 bool isolatedWorldHasContentSecurityPolicy(); | 115 bool isolatedWorldHasContentSecurityPolicy(); |
119 | 116 |
120 bool isMainWorld() const { return m_worldId == MainWorldId; } | 117 bool isMainWorld() const { return m_worldId == MainWorldId; } |
121 bool isPrivateScriptIsolatedWorld() const { | |
122 return m_worldId == PrivateScriptIsolatedWorldId; | |
123 } | |
124 bool isWorkerWorld() const { return m_worldId == WorkerWorldId; } | 118 bool isWorkerWorld() const { return m_worldId == WorkerWorldId; } |
125 bool isIsolatedWorld() const { | 119 bool isIsolatedWorld() const { |
126 return MainWorldId < m_worldId && m_worldId < IsolatedWorldIdLimit; | 120 return MainWorldId < m_worldId && m_worldId < IsolatedWorldIdLimit; |
127 } | 121 } |
128 | 122 |
129 int worldId() const { return m_worldId; } | 123 int worldId() const { return m_worldId; } |
130 int extensionGroup() const { return m_extensionGroup; } | 124 int extensionGroup() const { return m_extensionGroup; } |
131 DOMDataStore& domDataStore() const { return *m_domDataStore; } | 125 DOMDataStore& domDataStore() const { return *m_domDataStore; } |
132 | 126 |
133 public: | 127 public: |
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146 | 140 |
147 const int m_worldId; | 141 const int m_worldId; |
148 const int m_extensionGroup; | 142 const int m_extensionGroup; |
149 std::unique_ptr<DOMDataStore> m_domDataStore; | 143 std::unique_ptr<DOMDataStore> m_domDataStore; |
150 HashSet<std::unique_ptr<DOMObjectHolderBase>> m_domObjectHolders; | 144 HashSet<std::unique_ptr<DOMObjectHolderBase>> m_domObjectHolders; |
151 }; | 145 }; |
152 | 146 |
153 } // namespace blink | 147 } // namespace blink |
154 | 148 |
155 #endif // DOMWrapperWorld_h | 149 #endif // DOMWrapperWorld_h |
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