1// Copyright 2014 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 CRYPTO_SCOPED_TEST_SYSTEM_NSS_KEY_SLOT_H_
6#define CRYPTO_SCOPED_TEST_SYSTEM_NSS_KEY_SLOT_H_
7
8#include <memory>
9
10#include "base/macros.h"
11#include "crypto/crypto_export.h"
12
13// Forward declaration, from <pk11pub.h>
14typedef struct PK11SlotInfoStr PK11SlotInfo;
15
16namespace crypto {
17
18class ScopedTestNSSDB;
19
20// Opens a persistent NSS software database in a temporary directory and sets
21// the test system slot to the opened database. This helper should be created in
22// tests to fake the system token that is usually provided by the Chaps module.
23// |slot| is exposed through |GetSystemNSSKeySlot| and |IsTPMTokenReady| will
24// return true.
25// |InitializeTPMTokenAndSystemSlot|, which triggers the TPM initialization,
26// does not have to be called if this helper is used.
27// At most one instance of this helper must be used at a time.
28class CRYPTO_EXPORT ScopedTestSystemNSSKeySlot {
29 public:
30  explicit ScopedTestSystemNSSKeySlot();
31  ~ScopedTestSystemNSSKeySlot();
32
33  bool ConstructedSuccessfully() const;
34  PK11SlotInfo* slot() const;
35
36 private:
37  std::unique_ptr<ScopedTestNSSDB> test_db_;
38
39  DISALLOW_COPY_AND_ASSIGN(ScopedTestSystemNSSKeySlot);
40};
41
42}  // namespace crypto
43
44#endif  // CRYPTO_SCOPED_TEST_SYSTEM_NSS_KEY_SLOT_H_
45