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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #ifndef CRYPTO_ENCRYPTOR_H_ | 5 #ifndef CRYPTO_ENCRYPTOR_H_ |
6 #define CRYPTO_ENCRYPTOR_H_ | 6 #define CRYPTO_ENCRYPTOR_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "base/scoped_ptr.h" | 12 #include "base/scoped_ptr.h" |
13 #include "base/string_piece.h" | 13 #include "base/string_piece.h" |
14 #include "build/build_config.h" | 14 #include "build/build_config.h" |
15 #include "crypto/crypto_api.h" | 15 #include "crypto/crypto_export.h" |
16 | 16 |
17 #if defined(USE_NSS) | 17 #if defined(USE_NSS) |
18 #include "crypto/scoped_nss_types.h" | 18 #include "crypto/scoped_nss_types.h" |
19 #elif defined(OS_WIN) | 19 #elif defined(OS_WIN) |
20 #include "crypto/scoped_capi_types.h" | 20 #include "crypto/scoped_capi_types.h" |
21 #endif | 21 #endif |
22 | 22 |
23 namespace crypto { | 23 namespace crypto { |
24 | 24 |
25 class SymmetricKey; | 25 class SymmetricKey; |
26 | 26 |
27 class CRYPTO_API Encryptor { | 27 class CRYPTO_EXPORT Encryptor { |
28 public: | 28 public: |
29 enum Mode { | 29 enum Mode { |
30 CBC, | 30 CBC, |
31 CTR, | 31 CTR, |
32 }; | 32 }; |
33 | 33 |
34 // This class implements a 128-bits counter to be used in AES-CTR encryption. | 34 // This class implements a 128-bits counter to be used in AES-CTR encryption. |
35 // Only 128-bits counter is supported in this class. | 35 // Only 128-bits counter is supported in this class. |
36 class Counter { | 36 class Counter { |
37 public: | 37 public: |
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128 std::string iv_; | 128 std::string iv_; |
129 #elif defined(OS_WIN) | 129 #elif defined(OS_WIN) |
130 ScopedHCRYPTKEY capi_key_; | 130 ScopedHCRYPTKEY capi_key_; |
131 DWORD block_size_; | 131 DWORD block_size_; |
132 #endif | 132 #endif |
133 }; | 133 }; |
134 | 134 |
135 } // namespace crypto | 135 } // namespace crypto |
136 | 136 |
137 #endif // CRYPTO_ENCRYPTOR_H_ | 137 #endif // CRYPTO_ENCRYPTOR_H_ |
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