OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "crypto/hmac.h" | 5 #include "crypto/hmac.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include <algorithm> | 9 #include <algorithm> |
| 10 #include <memory> |
10 | 11 |
11 #include "base/logging.h" | 12 #include "base/logging.h" |
12 #include "crypto/secure_util.h" | 13 #include "crypto/secure_util.h" |
13 #include "crypto/symmetric_key.h" | 14 #include "crypto/symmetric_key.h" |
14 | 15 |
15 namespace crypto { | 16 namespace crypto { |
16 | 17 |
17 bool HMAC::Init(SymmetricKey* key) { | 18 bool HMAC::Init(SymmetricKey* key) { |
18 std::string raw_key; | 19 std::string raw_key; |
19 bool result = key->GetRawKey(&raw_key) && Init(raw_key); | 20 bool result = key->GetRawKey(&raw_key) && Init(raw_key); |
(...skipping 20 matching lines...) Expand all Loading... |
40 if (digest.size() != DigestLength()) | 41 if (digest.size() != DigestLength()) |
41 return false; | 42 return false; |
42 return VerifyTruncated(data, digest); | 43 return VerifyTruncated(data, digest); |
43 } | 44 } |
44 | 45 |
45 bool HMAC::VerifyTruncated(const base::StringPiece& data, | 46 bool HMAC::VerifyTruncated(const base::StringPiece& data, |
46 const base::StringPiece& digest) const { | 47 const base::StringPiece& digest) const { |
47 if (digest.empty()) | 48 if (digest.empty()) |
48 return false; | 49 return false; |
49 size_t digest_length = DigestLength(); | 50 size_t digest_length = DigestLength(); |
50 scoped_ptr<unsigned char[]> computed_digest( | 51 std::unique_ptr<unsigned char[]> computed_digest( |
51 new unsigned char[digest_length]); | 52 new unsigned char[digest_length]); |
52 if (!Sign(data, computed_digest.get(), digest_length)) | 53 if (!Sign(data, computed_digest.get(), digest_length)) |
53 return false; | 54 return false; |
54 | 55 |
55 return SecureMemEqual(digest.data(), computed_digest.get(), | 56 return SecureMemEqual(digest.data(), computed_digest.get(), |
56 std::min(digest.size(), digest_length)); | 57 std::min(digest.size(), digest_length)); |
57 } | 58 } |
58 | 59 |
59 } // namespace crypto | 60 } // namespace crypto |
OLD | NEW |