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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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| 164 RsaOaepImplementation() | 164 RsaOaepImplementation() |
| 165 : RsaHashedAlgorithm( | 165 : RsaHashedAlgorithm( |
| 166 CKF_ENCRYPT | CKF_DECRYPT | CKF_WRAP | CKF_UNWRAP, | 166 CKF_ENCRYPT | CKF_DECRYPT | CKF_WRAP | CKF_UNWRAP, |
| 167 blink::WebCryptoKeyUsageEncrypt | blink::WebCryptoKeyUsageWrapKey, | 167 blink::WebCryptoKeyUsageEncrypt | blink::WebCryptoKeyUsageWrapKey, |
| 168 blink::WebCryptoKeyUsageDecrypt | | 168 blink::WebCryptoKeyUsageDecrypt | |
| 169 blink::WebCryptoKeyUsageUnwrapKey) {} | 169 blink::WebCryptoKeyUsageUnwrapKey) {} |
| 170 | 170 |
| 171 virtual Status VerifyKeyUsagesBeforeGenerateKeyPair( | 171 virtual Status VerifyKeyUsagesBeforeGenerateKeyPair( |
| 172 blink::WebCryptoKeyUsageMask combined_usage_mask, | 172 blink::WebCryptoKeyUsageMask combined_usage_mask, |
| 173 blink::WebCryptoKeyUsageMask* public_usage_mask, | 173 blink::WebCryptoKeyUsageMask* public_usage_mask, |
| 174 blink::WebCryptoKeyUsageMask* private_usage_mask) const OVERRIDE { | 174 blink::WebCryptoKeyUsageMask* private_usage_mask) const override { |
| 175 Status status = NssSupportsRsaOaep(); | 175 Status status = NssSupportsRsaOaep(); |
| 176 if (status.IsError()) | 176 if (status.IsError()) |
| 177 return status; | 177 return status; |
| 178 return RsaHashedAlgorithm::VerifyKeyUsagesBeforeGenerateKeyPair( | 178 return RsaHashedAlgorithm::VerifyKeyUsagesBeforeGenerateKeyPair( |
| 179 combined_usage_mask, public_usage_mask, private_usage_mask); | 179 combined_usage_mask, public_usage_mask, private_usage_mask); |
| 180 } | 180 } |
| 181 | 181 |
| 182 virtual Status VerifyKeyUsagesBeforeImportKey( | 182 virtual Status VerifyKeyUsagesBeforeImportKey( |
| 183 blink::WebCryptoKeyFormat format, | 183 blink::WebCryptoKeyFormat format, |
| 184 blink::WebCryptoKeyUsageMask usage_mask) const OVERRIDE { | 184 blink::WebCryptoKeyUsageMask usage_mask) const override { |
| 185 Status status = NssSupportsRsaOaep(); | 185 Status status = NssSupportsRsaOaep(); |
| 186 if (status.IsError()) | 186 if (status.IsError()) |
| 187 return status; | 187 return status; |
| 188 return RsaHashedAlgorithm::VerifyKeyUsagesBeforeImportKey(format, | 188 return RsaHashedAlgorithm::VerifyKeyUsagesBeforeImportKey(format, |
| 189 usage_mask); | 189 usage_mask); |
| 190 } | 190 } |
| 191 | 191 |
| 192 virtual const char* GetJwkAlgorithm( | 192 virtual const char* GetJwkAlgorithm( |
| 193 const blink::WebCryptoAlgorithmId hash) const OVERRIDE { | 193 const blink::WebCryptoAlgorithmId hash) const override { |
| 194 switch (hash) { | 194 switch (hash) { |
| 195 case blink::WebCryptoAlgorithmIdSha1: | 195 case blink::WebCryptoAlgorithmIdSha1: |
| 196 return "RSA-OAEP"; | 196 return "RSA-OAEP"; |
| 197 case blink::WebCryptoAlgorithmIdSha256: | 197 case blink::WebCryptoAlgorithmIdSha256: |
| 198 return "RSA-OAEP-256"; | 198 return "RSA-OAEP-256"; |
| 199 case blink::WebCryptoAlgorithmIdSha384: | 199 case blink::WebCryptoAlgorithmIdSha384: |
| 200 return "RSA-OAEP-384"; | 200 return "RSA-OAEP-384"; |
| 201 case blink::WebCryptoAlgorithmIdSha512: | 201 case blink::WebCryptoAlgorithmIdSha512: |
| 202 return "RSA-OAEP-512"; | 202 return "RSA-OAEP-512"; |
| 203 default: | 203 default: |
| 204 return NULL; | 204 return NULL; |
| 205 } | 205 } |
| 206 } | 206 } |
| 207 | 207 |
| 208 virtual Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, | 208 virtual Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, |
| 209 const blink::WebCryptoKey& key, | 209 const blink::WebCryptoKey& key, |
| 210 const CryptoData& data, | 210 const CryptoData& data, |
| 211 std::vector<uint8_t>* buffer) const OVERRIDE { | 211 std::vector<uint8_t>* buffer) const override { |
| 212 if (key.type() != blink::WebCryptoKeyTypePublic) | 212 if (key.type() != blink::WebCryptoKeyTypePublic) |
| 213 return Status::ErrorUnexpectedKeyType(); | 213 return Status::ErrorUnexpectedKeyType(); |
| 214 | 214 |
| 215 return EncryptRsaOaep( | 215 return EncryptRsaOaep( |
| 216 PublicKeyNss::Cast(key)->key(), | 216 PublicKeyNss::Cast(key)->key(), |
| 217 key.algorithm().rsaHashedParams()->hash(), | 217 key.algorithm().rsaHashedParams()->hash(), |
| 218 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), | 218 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), |
| 219 data, | 219 data, |
| 220 buffer); | 220 buffer); |
| 221 } | 221 } |
| 222 | 222 |
| 223 virtual Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, | 223 virtual Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, |
| 224 const blink::WebCryptoKey& key, | 224 const blink::WebCryptoKey& key, |
| 225 const CryptoData& data, | 225 const CryptoData& data, |
| 226 std::vector<uint8_t>* buffer) const OVERRIDE { | 226 std::vector<uint8_t>* buffer) const override { |
| 227 if (key.type() != blink::WebCryptoKeyTypePrivate) | 227 if (key.type() != blink::WebCryptoKeyTypePrivate) |
| 228 return Status::ErrorUnexpectedKeyType(); | 228 return Status::ErrorUnexpectedKeyType(); |
| 229 | 229 |
| 230 return DecryptRsaOaep( | 230 return DecryptRsaOaep( |
| 231 PrivateKeyNss::Cast(key)->key(), | 231 PrivateKeyNss::Cast(key)->key(), |
| 232 key.algorithm().rsaHashedParams()->hash(), | 232 key.algorithm().rsaHashedParams()->hash(), |
| 233 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), | 233 CryptoData(algorithm.rsaOaepParams()->optionalLabel()), |
| 234 data, | 234 data, |
| 235 buffer); | 235 buffer); |
| 236 } | 236 } |
| 237 }; | 237 }; |
| 238 | 238 |
| 239 } // namespace | 239 } // namespace |
| 240 | 240 |
| 241 AlgorithmImplementation* CreatePlatformRsaOaepImplementation() { | 241 AlgorithmImplementation* CreatePlatformRsaOaepImplementation() { |
| 242 return new RsaOaepImplementation; | 242 return new RsaOaepImplementation; |
| 243 } | 243 } |
| 244 | 244 |
| 245 } // namespace webcrypto | 245 } // namespace webcrypto |
| 246 | 246 |
| 247 } // namespace content | 247 } // namespace content |
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