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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 <openssl/hmac.h> | 5 #include <openssl/hmac.h> |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "base/stl_util.h" | 8 #include "base/stl_util.h" |
9 #include "content/child/webcrypto/algorithm_implementation.h" | 9 #include "content/child/webcrypto/algorithm_implementation.h" |
10 #include "content/child/webcrypto/crypto_data.h" | 10 #include "content/child/webcrypto/crypto_data.h" |
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62 } | 62 } |
63 | 63 |
64 class HmacImplementation : public AlgorithmImplementation { | 64 class HmacImplementation : public AlgorithmImplementation { |
65 public: | 65 public: |
66 HmacImplementation() {} | 66 HmacImplementation() {} |
67 | 67 |
68 Status GenerateKey(const blink::WebCryptoAlgorithm& algorithm, | 68 Status GenerateKey(const blink::WebCryptoAlgorithm& algorithm, |
69 bool extractable, | 69 bool extractable, |
70 blink::WebCryptoKeyUsageMask usages, | 70 blink::WebCryptoKeyUsageMask usages, |
71 GenerateKeyResult* result) const override { | 71 GenerateKeyResult* result) const override { |
72 Status status = CheckKeyCreationUsages(kAllKeyUsages, usages); | 72 Status status = CheckKeyCreationUsages(kAllKeyUsages, usages, false); |
73 if (status.IsError()) | 73 if (status.IsError()) |
74 return status; | 74 return status; |
75 | 75 |
76 const blink::WebCryptoHmacKeyGenParams* params = | 76 const blink::WebCryptoHmacKeyGenParams* params = |
77 algorithm.hmacKeyGenParams(); | 77 algorithm.hmacKeyGenParams(); |
78 | 78 |
79 unsigned int keylen_bits = 0; | 79 unsigned int keylen_bits = 0; |
80 status = GetHmacKeyGenLengthInBits(params, &keylen_bits); | 80 status = GetHmacKeyGenLengthInBits(params, &keylen_bits); |
81 if (status.IsError()) | 81 if (status.IsError()) |
82 return status; | 82 return status; |
83 | 83 |
84 return GenerateSecretKeyOpenSsl(blink::WebCryptoKeyAlgorithm::createHmac( | 84 return GenerateSecretKeyOpenSsl(blink::WebCryptoKeyAlgorithm::createHmac( |
85 params->hash().id(), keylen_bits), | 85 params->hash().id(), keylen_bits), |
86 extractable, usages, keylen_bits, result); | 86 extractable, usages, keylen_bits, result); |
87 } | 87 } |
88 | 88 |
89 Status VerifyKeyUsagesBeforeImportKey( | 89 Status VerifyKeyUsagesBeforeImportKey( |
90 blink::WebCryptoKeyFormat format, | 90 blink::WebCryptoKeyFormat format, |
91 blink::WebCryptoKeyUsageMask usages) const override { | 91 blink::WebCryptoKeyUsageMask usages) const override { |
92 switch (format) { | 92 switch (format) { |
93 case blink::WebCryptoKeyFormatRaw: | 93 case blink::WebCryptoKeyFormatRaw: |
94 case blink::WebCryptoKeyFormatJwk: | 94 case blink::WebCryptoKeyFormatJwk: |
95 return CheckKeyCreationUsages(kAllKeyUsages, usages); | 95 return CheckKeyCreationUsages(kAllKeyUsages, usages, false); |
96 default: | 96 default: |
97 return Status::ErrorUnsupportedImportKeyFormat(); | 97 return Status::ErrorUnsupportedImportKeyFormat(); |
98 } | 98 } |
99 } | 99 } |
100 | 100 |
101 Status ImportKeyRaw(const CryptoData& key_data, | 101 Status ImportKeyRaw(const CryptoData& key_data, |
102 const blink::WebCryptoAlgorithm& algorithm, | 102 const blink::WebCryptoAlgorithm& algorithm, |
103 bool extractable, | 103 bool extractable, |
104 blink::WebCryptoKeyUsageMask usages, | 104 blink::WebCryptoKeyUsageMask usages, |
105 blink::WebCryptoKey* key) const override { | 105 blink::WebCryptoKey* key) const override { |
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234 | 234 |
235 } // namespace | 235 } // namespace |
236 | 236 |
237 AlgorithmImplementation* CreatePlatformHmacImplementation() { | 237 AlgorithmImplementation* CreatePlatformHmacImplementation() { |
238 return new HmacImplementation; | 238 return new HmacImplementation; |
239 } | 239 } |
240 | 240 |
241 } // namespace webcrypto | 241 } // namespace webcrypto |
242 | 242 |
243 } // namespace content | 243 } // namespace content |
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