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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 <cryptohi.h> | 5 #include <cryptohi.h> |
6 #include <keyhi.h> | 6 #include <keyhi.h> |
7 #include <pk11pub.h> | 7 #include <pk11pub.h> |
8 #include <secerr.h> | 8 #include <secerr.h> |
9 #include <sechash.h> | 9 #include <sechash.h> |
10 | 10 |
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78 return false; | 78 return false; |
79 } | 79 } |
80 | 80 |
81 return true; | 81 return true; |
82 } | 82 } |
83 | 83 |
84 Status EncryptRsaOaep(SECKEYPublicKey* key, | 84 Status EncryptRsaOaep(SECKEYPublicKey* key, |
85 const blink::WebCryptoAlgorithm& hash, | 85 const blink::WebCryptoAlgorithm& hash, |
86 const CryptoData& label, | 86 const CryptoData& label, |
87 const CryptoData& data, | 87 const CryptoData& data, |
88 std::vector<uint8>* buffer) { | 88 std::vector<uint8_t>* buffer) { |
89 CK_RSA_PKCS_OAEP_PARAMS oaep_params = {0}; | 89 CK_RSA_PKCS_OAEP_PARAMS oaep_params = {0}; |
90 if (!InitializeRsaOaepParams(hash, label, &oaep_params)) | 90 if (!InitializeRsaOaepParams(hash, label, &oaep_params)) |
91 return Status::ErrorUnsupported(); | 91 return Status::ErrorUnsupported(); |
92 | 92 |
93 SECItem param; | 93 SECItem param; |
94 param.type = siBuffer; | 94 param.type = siBuffer; |
95 param.data = reinterpret_cast<unsigned char*>(&oaep_params); | 95 param.data = reinterpret_cast<unsigned char*>(&oaep_params); |
96 param.len = sizeof(oaep_params); | 96 param.len = sizeof(oaep_params); |
97 | 97 |
98 buffer->resize(SECKEY_PublicKeyStrength(key)); | 98 buffer->resize(SECKEY_PublicKeyStrength(key)); |
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112 | 112 |
113 CHECK_LE(output_len, buffer->size()); | 113 CHECK_LE(output_len, buffer->size()); |
114 buffer->resize(output_len); | 114 buffer->resize(output_len); |
115 return Status::Success(); | 115 return Status::Success(); |
116 } | 116 } |
117 | 117 |
118 Status DecryptRsaOaep(SECKEYPrivateKey* key, | 118 Status DecryptRsaOaep(SECKEYPrivateKey* key, |
119 const blink::WebCryptoAlgorithm& hash, | 119 const blink::WebCryptoAlgorithm& hash, |
120 const CryptoData& label, | 120 const CryptoData& label, |
121 const CryptoData& data, | 121 const CryptoData& data, |
122 std::vector<uint8>* buffer) { | 122 std::vector<uint8_t>* buffer) { |
123 Status status = NssSupportsRsaOaep(); | 123 Status status = NssSupportsRsaOaep(); |
124 if (status.IsError()) | 124 if (status.IsError()) |
125 return status; | 125 return status; |
126 | 126 |
127 CK_RSA_PKCS_OAEP_PARAMS oaep_params = {0}; | 127 CK_RSA_PKCS_OAEP_PARAMS oaep_params = {0}; |
128 if (!InitializeRsaOaepParams(hash, label, &oaep_params)) | 128 if (!InitializeRsaOaepParams(hash, label, &oaep_params)) |
129 return Status::ErrorUnsupported(); | 129 return Status::ErrorUnsupported(); |
130 | 130 |
131 SECItem param; | 131 SECItem param; |
132 param.type = siBuffer; | 132 param.type = siBuffer; |
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200 case blink::WebCryptoAlgorithmIdSha512: | 200 case blink::WebCryptoAlgorithmIdSha512: |
201 return "RSA-OAEP-512"; | 201 return "RSA-OAEP-512"; |
202 default: | 202 default: |
203 return NULL; | 203 return NULL; |
204 } | 204 } |
205 } | 205 } |
206 | 206 |
207 virtual Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, | 207 virtual Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, |
208 const blink::WebCryptoKey& key, | 208 const blink::WebCryptoKey& key, |
209 const CryptoData& data, | 209 const CryptoData& data, |
210 std::vector<uint8>* buffer) const OVERRIDE { | 210 std::vector<uint8_t>* buffer) const OVERRIDE { |
211 if (key.type() != blink::WebCryptoKeyTypePublic) | 211 if (key.type() != blink::WebCryptoKeyTypePublic) |
212 return Status::ErrorUnexpectedKeyType(); | 212 return Status::ErrorUnexpectedKeyType(); |
213 | 213 |
214 return EncryptRsaOaep( | 214 return EncryptRsaOaep( |
215 PublicKeyNss::Cast(key)->key(), | 215 PublicKeyNss::Cast(key)->key(), |
216 key.algorithm().rsaHashedParams()->hash(), | 216 key.algorithm().rsaHashedParams()->hash(), |
217 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), | 217 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), |
218 data, | 218 data, |
219 buffer); | 219 buffer); |
220 } | 220 } |
221 | 221 |
222 virtual Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, | 222 virtual Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, |
223 const blink::WebCryptoKey& key, | 223 const blink::WebCryptoKey& key, |
224 const CryptoData& data, | 224 const CryptoData& data, |
225 std::vector<uint8>* buffer) const OVERRIDE { | 225 std::vector<uint8_t>* buffer) const OVERRIDE { |
226 if (key.type() != blink::WebCryptoKeyTypePrivate) | 226 if (key.type() != blink::WebCryptoKeyTypePrivate) |
227 return Status::ErrorUnexpectedKeyType(); | 227 return Status::ErrorUnexpectedKeyType(); |
228 | 228 |
229 return DecryptRsaOaep( | 229 return DecryptRsaOaep( |
230 PrivateKeyNss::Cast(key)->key(), | 230 PrivateKeyNss::Cast(key)->key(), |
231 key.algorithm().rsaHashedParams()->hash(), | 231 key.algorithm().rsaHashedParams()->hash(), |
232 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), | 232 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), |
233 data, | 233 data, |
234 buffer); | 234 buffer); |
235 } | 235 } |
236 }; | 236 }; |
237 | 237 |
238 } // namespace | 238 } // namespace |
239 | 239 |
240 AlgorithmImplementation* CreatePlatformRsaOaepImplementation() { | 240 AlgorithmImplementation* CreatePlatformRsaOaepImplementation() { |
241 return new RsaOaepImplementation; | 241 return new RsaOaepImplementation; |
242 } | 242 } |
243 | 243 |
244 } // namespace webcrypto | 244 } // namespace webcrypto |
245 | 245 |
246 } // namespace content | 246 } // namespace content |
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