chrome/browser/browsing_data/browsing_data_helper.h

   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
   3 // found in the LICENSE file.
   4
   5 // Defines methods relevant to all code that wants to work with browsing data.
   6
   7 #ifndef CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_H_
   8 #define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_H_
   9
  10 #include <string>
  11
  12 #include "base/basictypes.h"
  13
  14 class ExtensionSpecialStoragePolicy;
  15 class GURL;
  16
  17 class BrowsingDataHelper {
  18  public:
  19   enum OriginSetMask {
  20     UNPROTECTED_WEB = 1 << 0,  // drive-by web.
  21     PROTECTED_WEB = 1 << 1,    // hosted applications.
  22     EXTENSION = 1 << 2,        // chrome-extension://*
  23     // Always add new items to the enum above ALL and add them to ALL.
  24     ALL = UNPROTECTED_WEB | PROTECTED_WEB | EXTENSION,
  25   };
  26
  27   // Returns true iff the provided scheme is (really) web safe, and suitable
  28   // for treatment as "browsing data". This relies on the definition of web safe
  29   // in ChildProcessSecurityPolicy, but excluding schemes like
  30   // `chrome-extension`.
  31   static bool IsWebScheme(const std::string& scheme);
  32   static bool HasWebScheme(const GURL& origin);
  33
  34   // Returns true iff the provided scheme is an extension.
  35   static bool IsExtensionScheme(const std::string& scheme);
  36   static bool HasExtensionScheme(const GURL& origin);
  37
  38   // Returns true if the provided origin matches the provided mask.
  39   static bool DoesOriginMatchMask(const GURL& origin,
  40                                   int origin_set_mask,
  41                                   ExtensionSpecialStoragePolicy* policy);
  42
  43  private:
  44   DISALLOW_IMPLICIT_CONSTRUCTORS(BrowsingDataHelper);
  45 };
  46
  47 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_H_