chrome/browser/browsing_data/browsing_data_server_bound_cert_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 #ifndef CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_SERVER_BOUND_CERT_HELPER_H_
   6 #define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_SERVER_BOUND_CERT_HELPER_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/callback.h"
  12 #include "net/ssl/server_bound_cert_store.h"
  13
  14 class Profile;
  15
  16 // BrowsingDataServerBoundCertHelper is an interface for classes dealing with
  17 // aggregating and deleting browsing data stored in the server bound cert store.
  18 // A client of this class need to call StartFetching from the UI thread to
  19 // initiate the flow, and it'll be notified by the callback in its UI thread at
  20 // some later point.
  21 class BrowsingDataServerBoundCertHelper
  22     : public base::RefCountedThreadSafe<BrowsingDataServerBoundCertHelper> {
  23  public:
  24
  25   // Create a BrowsingDataServerBoundCertHelper instance for the given
  26   // |profile|.
  27   static BrowsingDataServerBoundCertHelper* Create(Profile* profile);
  28
  29   typedef base::Callback<
  30       void(const net::ServerBoundCertStore::ServerBoundCertList&)>
  31       FetchResultCallback;
  32
  33   // Starts the fetching process, which will notify its completion via
  34   // callback.
  35   // This must be called only in the UI thread.
  36   virtual void StartFetching(const FetchResultCallback& callback) = 0;
  37   // Requests a single server bound cert to be deleted.  This must be called in
  38   // the UI thread.
  39   virtual void DeleteServerBoundCert(const std::string& server_id) = 0;
  40
  41  protected:
  42   friend class base::RefCountedThreadSafe<BrowsingDataServerBoundCertHelper>;
  43   virtual ~BrowsingDataServerBoundCertHelper() {}
  44 };
  45
  46 // This class is a thin wrapper around BrowsingDataServerBoundCertHelper that
  47 // does not fetch its information from the ServerBoundCertService, but gets them
  48 // passed as a parameter during construction.
  49 class CannedBrowsingDataServerBoundCertHelper
  50     : public BrowsingDataServerBoundCertHelper {
  51  public:
  52   CannedBrowsingDataServerBoundCertHelper();
  53
  54   // Return a copy of the ServerBoundCert helper. Only one consumer can use the
  55   // StartFetching method at a time, so we need to create a copy of the helper
  56   // every time we instantiate a cookies tree model for it.
  57   CannedBrowsingDataServerBoundCertHelper* Clone();
  58
  59   // Add an ServerBoundCert to the set of canned server bound certs that is
  60   // returned by this helper.
  61   void AddServerBoundCert(
  62       const net::ServerBoundCertStore::ServerBoundCert& server_bound_cert);
  63
  64   // Clears the list of canned server bound certs.
  65   void Reset();
  66
  67   // True if no ServerBoundCerts are currently stored.
  68   bool empty() const;
  69
  70   // Returns the current number of server bound certificates.
  71   size_t GetCertCount() const;
  72
  73   // BrowsingDataServerBoundCertHelper methods.
  74   virtual void StartFetching(const FetchResultCallback& callback) OVERRIDE;
  75   virtual void DeleteServerBoundCert(const std::string& server_id) OVERRIDE;
  76
  77  private:
  78   virtual ~CannedBrowsingDataServerBoundCertHelper();
  79
  80   void FinishFetching();
  81
  82   typedef std::map<std::string, net::ServerBoundCertStore::ServerBoundCert>
  83       ServerBoundCertMap;
  84   ServerBoundCertMap server_bound_cert_map_;
  85
  86   FetchResultCallback completion_callback_;
  87
  88   DISALLOW_COPY_AND_ASSIGN(CannedBrowsingDataServerBoundCertHelper);
  89 };
  90
  91 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_SERVER_BOUND_CERT_HELPER_H_