chrome/browser/password_manager/password_store_mac.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_PASSWORD_MANAGER_PASSWORD_STORE_MAC_H_
   6 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_H_
   7
   8 #include <vector>
   9
  10 #include "base/callback_forward.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/threading/thread.h"
  13 #include "chrome/browser/password_manager/login_database.h"
  14 #include "chrome/browser/password_manager/password_store.h"
  15
  16 namespace content {
  17 class NotificationService;
  18 }
  19
  20 namespace crypto {
  21 class AppleKeychain;
  22 }
  23
  24 // Implements PasswordStore on top of the OS X Keychain, with an internal
  25 // database for extra metadata. For an overview of the interactions with the
  26 // Keychain, as well as the rationale for some of the behaviors, see the
  27 // Keychain integration design doc:
  28 // http://dev.chromium.org/developers/design-documents/os-x-password-manager-keychain-integration
  29 class PasswordStoreMac : public PasswordStore {
  30  public:
  31   // Takes ownership of |keychain| and |login_db|, both of which must be
  32   // non-NULL.
  33   PasswordStoreMac(crypto::AppleKeychain* keychain, LoginDatabase* login_db);
  34
  35   // Initializes |thread_| and |notification_service_|.
  36   virtual bool Init() OVERRIDE;
  37
  38   virtual void ShutdownOnUIThread() OVERRIDE;
  39
  40  protected:
  41   virtual ~PasswordStoreMac();
  42
  43   virtual bool ScheduleTask(const base::Closure& task) OVERRIDE;
  44
  45  private:
  46   virtual void ReportMetricsImpl() OVERRIDE;
  47   virtual void AddLoginImpl(const autofill::PasswordForm& form) OVERRIDE;
  48   virtual void UpdateLoginImpl(
  49       const autofill::PasswordForm& form) OVERRIDE;
  50   virtual void RemoveLoginImpl(
  51       const autofill::PasswordForm& form) OVERRIDE;
  52   virtual void RemoveLoginsCreatedBetweenImpl(
  53       const base::Time& delete_begin, const base::Time& delete_end) OVERRIDE;
  54   virtual void GetLoginsImpl(
  55       const autofill::PasswordForm& form,
  56       AuthorizationPromptPolicy prompt_policy,
  57       const ConsumerCallbackRunner& callback_runner) OVERRIDE;
  58   virtual void GetAutofillableLoginsImpl(GetLoginsRequest* request) OVERRIDE;
  59   virtual void GetBlacklistLoginsImpl(GetLoginsRequest* request) OVERRIDE;
  60   virtual bool FillAutofillableLogins(
  61       std::vector<autofill::PasswordForm*>* forms) OVERRIDE;
  62   virtual bool FillBlacklistLogins(
  63       std::vector<autofill::PasswordForm*>* forms) OVERRIDE;
  64
  65   // Adds the given form to the Keychain if it's something we want to store
  66   // there (i.e., not a blacklist entry). Returns true if the operation
  67   // succeeded (either we added successfully, or we didn't need to).
  68   bool AddToKeychainIfNecessary(const autofill::PasswordForm& form);
  69
  70   // Returns true if our database contains a form that exactly matches the given
  71   // keychain form.
  72   bool DatabaseHasFormMatchingKeychainForm(
  73       const autofill::PasswordForm& form);
  74
  75   // Returns all the Keychain entries that we own but no longer have
  76   // corresponding metadata for in our database.
  77   // Caller is responsible for deleting the forms.
  78   std::vector<autofill::PasswordForm*> GetUnusedKeychainForms();
  79
  80   // Removes the given forms from the database.
  81   void RemoveDatabaseForms(
  82       const std::vector<autofill::PasswordForm*>& forms);
  83
  84   // Removes the given forms from the Keychain.
  85   void RemoveKeychainForms(
  86       const std::vector<autofill::PasswordForm*>& forms);
  87
  88   // Allows the creation of |notification_service_| to be scheduled on the right
  89   // thread.
  90   void CreateNotificationService();
  91
  92   scoped_ptr<crypto::AppleKeychain> keychain_;
  93   scoped_ptr<LoginDatabase> login_metadata_db_;
  94
  95   // Thread that the synchronous methods are run on.
  96   scoped_ptr<base::Thread> thread_;
  97
  98   // Since we aren't running on a well-known thread but still want to send out
  99   // notifications, we need to run our own service.
 100   scoped_ptr<content::NotificationService> notification_service_;
 101
 102   DISALLOW_COPY_AND_ASSIGN(PasswordStoreMac);
 103 };
 104
 105 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_MAC_H_