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 namespace storage {
  15 class SpecialStoragePolicy;
  16 }
  17
  18 class GURL;
  19
  20 class BrowsingDataHelper {
  21  public:
  22   enum OriginTypeMask {
  23     UNPROTECTED_WEB = 1 << 0,  // drive-by web.
  24     PROTECTED_WEB = 1 << 1,    // hosted applications.
  25     EXTENSION = 1 << 2,        // chrome-extension://*
  26     // Always add new items to the enum above ALL and add them to ALL.
  27     ALL = UNPROTECTED_WEB | PROTECTED_WEB | EXTENSION,
  28   };
  29
  30   // Returns true iff the provided scheme is (really) web safe, and suitable
  31   // for treatment as "browsing data". This relies on the definition of web safe
  32   // in ChildProcessSecurityPolicy, but excluding schemes like
  33   // `chrome-extension`.
  34   static bool IsWebScheme(const std::string& scheme);
  35   static bool HasWebScheme(const GURL& origin);
  36
  37   // Returns true iff the provided scheme is an extension.
  38   static bool IsExtensionScheme(const std::string& scheme);
  39   static bool HasExtensionScheme(const GURL& origin);
  40
  41   // Returns true if the provided origin matches the provided mask.
  42   static bool DoesOriginMatchMask(const GURL& origin,
  43                                   int origin_type_mask,
  44                                   storage::SpecialStoragePolicy* policy);
  45
  46  private:
  47   DISALLOW_IMPLICIT_CONSTRUCTORS(BrowsingDataHelper);
  48 };
  49
  50 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_HELPER_H_