chrome/browser/internal_auth.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_INTERNAL_AUTH_H_
   6 #define CHROME_BROWSER_INTERNAL_AUTH_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/basictypes.h"
  12 #include "base/gtest_prod_util.h"
  13
  14 namespace chrome {
  15
  16 // Call InternalAuthVerification methods on any thread.
  17 class InternalAuthVerification {
  18  public:
  19   // Used by consumer of passport in order to verify credentials.
  20   static bool VerifyPassport(
  21       const std::string& passport,
  22       const std::string& domain,
  23       const std::map<std::string, std::string>& var_value_map);
  24
  25  private:
  26   friend class InternalAuthGeneration;
  27   friend class InternalAuthVerificationService;
  28   friend class InternalAuthGenerationService;
  29   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, ExpirationAndBruteForce);
  30
  31   // We allow for easy separation of InternalAuthVerification and
  32   // InternalAuthGeneration so the only thing they share (besides time) is
  33   // a key (regenerated infrequently).
  34   static void ChangeKey(const std::string& key);
  35
  36 #ifdef UNIT_TEST
  37   static void set_verification_window_seconds(int seconds) {
  38     verification_window_seconds_ = seconds;
  39   }
  40 #endif
  41
  42   static int get_verification_window_ticks();
  43
  44   static int verification_window_seconds_;
  45
  46   DISALLOW_IMPLICIT_CONSTRUCTORS(InternalAuthVerification);
  47 };
  48
  49 // Not thread-safe. Make all calls on the same thread (UI thread).
  50 class InternalAuthGeneration {
  51  private:
  52   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, BasicGeneration);
  53   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, DoubleGeneration);
  54   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, BadGeneration);
  55   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, BasicVerification);
  56   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, BruteForce);
  57   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, ExpirationAndBruteForce);
  58   FRIEND_TEST_ALL_PREFIXES(InternalAuthTest, ChangeKey);
  59
  60   // Generates passport; do this only after successful check of credentials.
  61   static std::string GeneratePassport(
  62       const std::string& domain,
  63       const std::map<std::string, std::string>& var_value_map);
  64
  65   // Used only by tests.
  66   static void GenerateNewKey();
  67 };
  68
  69 }  // namespace chrome
  70
  71 #endif  // CHROME_BROWSER_INTERNAL_AUTH_H_