1 files changed, 117 insertions, 0 deletions
diff --git a/extensions/browser/info_map.h b/extensions/browser/info_map.h
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+++ b/extensions/browser/info_map.h
@@ -0,0 +1,117 @@
+// Copyright 2013 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 EXTENSIONS_BROWSER_INFO_MAP_H_
+#define EXTENSIONS_BROWSER_INFO_MAP_H_
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/time/time.h"
+#include "chrome/browser/extensions/process_map.h"
+#include "chrome/common/extensions/extension_set.h"
+#include "extensions/browser/quota_service.h"
+
+namespace extensions {
+class Extension;
+
+// Contains extension data that needs to be accessed on the IO thread. It can
+// be created/destroyed on any thread, but all other methods must be called on
+// the IO thread.
+class InfoMap : public base::RefCountedThreadSafe<InfoMap> {
+ public:
+  InfoMap();
+
+  const ExtensionSet& extensions() const { return extensions_; }
+  const ExtensionSet& disabled_extensions() const {
+    return disabled_extensions_;
+  }
+
+  const extensions::ProcessMap& process_map() const;
+
+  // Callback for when new extensions are loaded.
+  void AddExtension(const extensions::Extension* extension,
+                    base::Time install_time,
+                    bool incognito_enabled);
+
+  // Callback for when an extension is unloaded.
+  void RemoveExtension(const std::string& extension_id,
+                       const extensions::UnloadedExtensionInfo::Reason reason);
+
+  // Returns the time the extension was installed, or base::Time() if not found.
+  base::Time GetInstallTime(const std::string& extension_id) const;
+
+  // Returns true if the user has allowed this extension to run in incognito
+  // mode.
+  bool IsIncognitoEnabled(const std::string& extension_id) const;
+
+  // Returns true if the given extension can see events and data from another
+  // sub-profile (incognito to original profile, or vice versa).
+  bool CanCrossIncognito(const extensions::Extension* extension) const;
+
+  // Adds an entry to process_map_.
+  void RegisterExtensionProcess(const std::string& extension_id,
+                                int process_id,
+                                int site_instance_id);
+
+  // Removes an entry from process_map_.
+  void UnregisterExtensionProcess(const std::string& extension_id,
+                                  int process_id,
+                                  int site_instance_id);
+  void UnregisterAllExtensionsInProcess(int process_id);
+
+  // Returns the subset of extensions which has the same |origin| in
+  // |process_id| with the specified |permission|.
+  void GetExtensionsWithAPIPermissionForSecurityOrigin(
+      const GURL& origin,
+      int process_id,
+      extensions::APIPermission::ID permission,
+      ExtensionSet* extensions) const;
+
+  // Returns true if there is exists an extension with the same origin as
+  // |origin| in |process_id| with |permission|.
+  bool SecurityOriginHasAPIPermission(const GURL& origin,
+                                      int process_id,
+                                      extensions::APIPermission::ID permission)
+      const;
+
+  QuotaService* GetQuotaService();
+
+  // Keep track of the signin process, so we can restrict extension access to
+  // it.
+  void SetSigninProcess(int process_id);
+  bool IsSigninProcess(int process_id) const;
+
+ private:
+  friend class base::RefCountedThreadSafe<InfoMap>;
+
+  // Extra dynamic data related to an extension.
+  struct ExtraData;
+  // Map of extension_id to ExtraData.
+  typedef std::map<std::string, ExtraData> ExtraDataMap;
+
+  ~InfoMap();
+
+  ExtensionSet extensions_;
+  ExtensionSet disabled_extensions_;
+
+  // Extra data associated with enabled extensions.
+  ExtraDataMap extra_data_;
+
+  // Used by dispatchers to limit API quota for individual extensions.
+  // The QuotaService is not thread safe. We need to create and destroy it on
+  // the IO thread.
+  scoped_ptr<QuotaService> quota_service_;
+
+  // Assignment of extensions to processes.
+  extensions::ProcessMap process_map_;
+
+  int signin_process_id_;
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_BROWSER_INFO_MAP_H_