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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 BASE_CRYPTO_RSA_PRIVATE_KEY_H_ | 5 #ifndef CRYPTO_RSA_PRIVATE_KEY_H_ |
6 #define BASE_CRYPTO_RSA_PRIVATE_KEY_H_ | 6 #define CRYPTO_RSA_PRIVATE_KEY_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "build/build_config.h" | 9 #include "build/build_config.h" |
10 | 10 |
11 #if defined(USE_OPENSSL) | 11 #if defined(USE_OPENSSL) |
12 // Forward declaration for openssl/*.h | 12 // Forward declaration for openssl/*.h |
13 typedef struct evp_pkey_st EVP_PKEY; | 13 typedef struct evp_pkey_st EVP_PKEY; |
14 #elif defined(USE_NSS) | 14 #elif defined(USE_NSS) |
15 // Forward declaration. | 15 // Forward declaration. |
16 struct SECKEYPrivateKeyStr; | 16 struct SECKEYPrivateKeyStr; |
17 struct SECKEYPublicKeyStr; | 17 struct SECKEYPublicKeyStr; |
18 #elif defined(OS_MACOSX) | 18 #elif defined(OS_MACOSX) |
19 #include <Security/cssm.h> | 19 #include <Security/cssm.h> |
20 #endif | 20 #endif |
21 | 21 |
22 #include <list> | 22 #include <list> |
23 #include <vector> | 23 #include <vector> |
24 | 24 |
25 #include "base/base_api.h" | |
26 #include "base/basictypes.h" | 25 #include "base/basictypes.h" |
27 | 26 |
28 #if defined(OS_WIN) | 27 #if defined(OS_WIN) |
29 #include "base/crypto/scoped_capi_types.h" | 28 #include "crypto/scoped_capi_types.h" |
30 #endif | 29 #endif |
31 #if defined(USE_NSS) | 30 #if defined(USE_NSS) |
32 #include "base/gtest_prod_util.h" | 31 #include "base/gtest_prod_util.h" |
33 #endif | 32 #endif |
34 | 33 |
35 namespace base { | 34 namespace crypto { |
36 | 35 |
37 // Used internally by RSAPrivateKey for serializing and deserializing | 36 // Used internally by RSAPrivateKey for serializing and deserializing |
38 // PKCS #8 PrivateKeyInfo and PublicKeyInfo. | 37 // PKCS #8 PrivateKeyInfo and PublicKeyInfo. |
39 class BASE_API PrivateKeyInfoCodec { | 38 class PrivateKeyInfoCodec { |
40 public: | 39 public: |
41 | 40 |
42 // ASN.1 encoding of the AlgorithmIdentifier from PKCS #8. | 41 // ASN.1 encoding of the AlgorithmIdentifier from PKCS #8. |
43 static const uint8 kRsaAlgorithmIdentifier[]; | 42 static const uint8 kRsaAlgorithmIdentifier[]; |
44 | 43 |
45 // ASN.1 tags for some types we use. | 44 // ASN.1 tags for some types we use. |
46 static const uint8 kBitStringTag = 0x03; | 45 static const uint8 kBitStringTag = 0x03; |
47 static const uint8 kIntegerTag = 0x02; | 46 static const uint8 kIntegerTag = 0x02; |
48 static const uint8 kNullTag = 0x05; | 47 static const uint8 kNullTag = 0x05; |
49 static const uint8 kOctetStringTag = 0x04; | 48 static const uint8 kOctetStringTag = 0x04; |
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164 std::vector<uint8> exponent1_; | 163 std::vector<uint8> exponent1_; |
165 std::vector<uint8> exponent2_; | 164 std::vector<uint8> exponent2_; |
166 std::vector<uint8> coefficient_; | 165 std::vector<uint8> coefficient_; |
167 | 166 |
168 DISALLOW_COPY_AND_ASSIGN(PrivateKeyInfoCodec); | 167 DISALLOW_COPY_AND_ASSIGN(PrivateKeyInfoCodec); |
169 }; | 168 }; |
170 | 169 |
171 // Encapsulates an RSA private key. Can be used to generate new keys, export | 170 // Encapsulates an RSA private key. Can be used to generate new keys, export |
172 // keys to other formats, or to extract a public key. | 171 // keys to other formats, or to extract a public key. |
173 // TODO(hclam): This class should be ref-counted so it can be reused easily. | 172 // TODO(hclam): This class should be ref-counted so it can be reused easily. |
174 class BASE_API RSAPrivateKey { | 173 class RSAPrivateKey { |
175 public: | 174 public: |
176 ~RSAPrivateKey(); | 175 ~RSAPrivateKey(); |
177 | 176 |
178 // Create a new random instance. Can return NULL if initialization fails. | 177 // Create a new random instance. Can return NULL if initialization fails. |
179 static RSAPrivateKey* Create(uint16 num_bits); | 178 static RSAPrivateKey* Create(uint16 num_bits); |
180 | 179 |
181 // Create a new random instance. Can return NULL if initialization fails. | 180 // Create a new random instance. Can return NULL if initialization fails. |
182 // The created key is permanent and is not exportable in plaintext form. | 181 // The created key is permanent and is not exportable in plaintext form. |
183 // | 182 // |
184 // NOTE: Currently only available if USE_NSS is defined. | 183 // NOTE: Currently only available if USE_NSS is defined. |
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262 ScopedHCRYPTPROV provider_; | 261 ScopedHCRYPTPROV provider_; |
263 ScopedHCRYPTKEY key_; | 262 ScopedHCRYPTKEY key_; |
264 #elif defined(OS_MACOSX) | 263 #elif defined(OS_MACOSX) |
265 CSSM_KEY key_; | 264 CSSM_KEY key_; |
266 CSSM_KEY public_key_; | 265 CSSM_KEY public_key_; |
267 #endif | 266 #endif |
268 | 267 |
269 DISALLOW_COPY_AND_ASSIGN(RSAPrivateKey); | 268 DISALLOW_COPY_AND_ASSIGN(RSAPrivateKey); |
270 }; | 269 }; |
271 | 270 |
272 } // namespace base | 271 } // namespace crypto |
273 | 272 |
274 #endif // BASE_CRYPTO_RSA_PRIVATE_KEY_H_ | 273 #endif // CRYPTO_RSA_PRIVATE_KEY_H_ |
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