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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 | 6 |
7 #include "content/child/webcrypto/crypto_data.h" | 7 #include "content/child/webcrypto/crypto_data.h" |
8 #include "content/child/webcrypto/nss/aes_key_nss.h" | 8 #include "content/child/webcrypto/nss/aes_key_nss.h" |
9 #include "content/child/webcrypto/nss/key_nss.h" | 9 #include "content/child/webcrypto/nss/key_nss.h" |
10 #include "content/child/webcrypto/nss/util_nss.h" | 10 #include "content/child/webcrypto/nss/util_nss.h" |
11 #include "content/child/webcrypto/status.h" | 11 #include "content/child/webcrypto/status.h" |
12 #include "content/child/webcrypto/webcrypto_util.h" | 12 #include "content/child/webcrypto/webcrypto_util.h" |
13 #include "crypto/scoped_nss_types.h" | 13 #include "crypto/scoped_nss_types.h" |
14 #include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h" | 14 #include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h" |
15 | 15 |
16 namespace content { | 16 namespace content { |
17 | 17 |
18 namespace webcrypto { | 18 namespace webcrypto { |
19 | 19 |
20 namespace { | 20 namespace { |
21 | 21 |
22 Status AesCbcEncryptDecrypt(EncryptOrDecrypt mode, | 22 Status AesCbcEncryptDecrypt(EncryptOrDecrypt mode, |
23 const blink::WebCryptoAlgorithm& algorithm, | 23 const blink::WebCryptoAlgorithm& algorithm, |
24 const blink::WebCryptoKey& key, | 24 const blink::WebCryptoKey& key, |
25 const CryptoData& data, | 25 const CryptoData& data, |
26 std::vector<uint8>* buffer) { | 26 std::vector<uint8_t>* buffer) { |
27 const blink::WebCryptoAesCbcParams* params = algorithm.aesCbcParams(); | 27 const blink::WebCryptoAesCbcParams* params = algorithm.aesCbcParams(); |
28 if (!params) | 28 if (!params) |
29 return Status::ErrorUnexpected(); | 29 return Status::ErrorUnexpected(); |
30 | 30 |
31 CryptoData iv(params->iv().data(), params->iv().size()); | 31 CryptoData iv(params->iv().data(), params->iv().size()); |
32 if (iv.byte_length() != 16) | 32 if (iv.byte_length() != 16) |
33 return Status::ErrorIncorrectSizeAesCbcIv(); | 33 return Status::ErrorIncorrectSizeAesCbcIv(); |
34 | 34 |
35 PK11SymKey* sym_key = SymKeyNss::Cast(key)->key(); | 35 PK11SymKey* sym_key = SymKeyNss::Cast(key)->key(); |
36 | 36 |
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96 return Status::Success(); | 96 return Status::Success(); |
97 } | 97 } |
98 | 98 |
99 class AesCbcImplementation : public AesAlgorithm { | 99 class AesCbcImplementation : public AesAlgorithm { |
100 public: | 100 public: |
101 AesCbcImplementation() : AesAlgorithm(CKM_AES_CBC, "CBC") {} | 101 AesCbcImplementation() : AesAlgorithm(CKM_AES_CBC, "CBC") {} |
102 | 102 |
103 virtual Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, | 103 virtual Status Encrypt(const blink::WebCryptoAlgorithm& algorithm, |
104 const blink::WebCryptoKey& key, | 104 const blink::WebCryptoKey& key, |
105 const CryptoData& data, | 105 const CryptoData& data, |
106 std::vector<uint8>* buffer) const OVERRIDE { | 106 std::vector<uint8_t>* buffer) const OVERRIDE { |
107 return AesCbcEncryptDecrypt(ENCRYPT, algorithm, key, data, buffer); | 107 return AesCbcEncryptDecrypt(ENCRYPT, algorithm, key, data, buffer); |
108 } | 108 } |
109 | 109 |
110 virtual Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, | 110 virtual Status Decrypt(const blink::WebCryptoAlgorithm& algorithm, |
111 const blink::WebCryptoKey& key, | 111 const blink::WebCryptoKey& key, |
112 const CryptoData& data, | 112 const CryptoData& data, |
113 std::vector<uint8>* buffer) const OVERRIDE { | 113 std::vector<uint8_t>* buffer) const OVERRIDE { |
114 return AesCbcEncryptDecrypt(DECRYPT, algorithm, key, data, buffer); | 114 return AesCbcEncryptDecrypt(DECRYPT, algorithm, key, data, buffer); |
115 } | 115 } |
116 }; | 116 }; |
117 | 117 |
118 } // namespace | 118 } // namespace |
119 | 119 |
120 AlgorithmImplementation* CreatePlatformAesCbcImplementation() { | 120 AlgorithmImplementation* CreatePlatformAesCbcImplementation() { |
121 return new AesCbcImplementation; | 121 return new AesCbcImplementation; |
122 } | 122 } |
123 | 123 |
124 } // namespace webcrypto | 124 } // namespace webcrypto |
125 | 125 |
126 } // namespace content | 126 } // namespace content |
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