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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_CHILD_WEBCRYPTO_NSS_KEY_NSS_H_ | |
6 #define CONTENT_CHILD_WEBCRYPTO_NSS_KEY_NSS_H_ | |
7 | |
8 #include "content/child/webcrypto/algorithm_implementation.h" | |
9 | |
10 #include "crypto/scoped_nss_types.h" | |
11 | |
12 namespace content { | |
13 | |
14 namespace webcrypto { | |
15 | |
16 class PrivateKeyNss; | |
17 class PublicKeyNss; | |
18 class SymKeyNss; | |
19 | |
20 // Base key class for all NSS keys, used to safely cast between types. Each key | |
21 // maintains a copy of its serialized form in either 'raw', 'pkcs8', or 'spki' | |
22 // format. This is to allow structured cloning of keys synchronously from the | |
23 // target Blink thread without having to lock access to the key. | |
24 class KeyNss : public blink::WebCryptoKeyHandle { | |
25 public: | |
26 explicit KeyNss(const CryptoData& serialized_key_data); | |
27 virtual ~KeyNss(); | |
28 | |
29 virtual SymKeyNss* AsSymKey(); | |
30 virtual PublicKeyNss* AsPublicKey(); | |
31 virtual PrivateKeyNss* AsPrivateKey(); | |
32 | |
33 const std::vector<uint8>& serialized_key_data() const { | |
34 return serialized_key_data_; | |
35 } | |
36 | |
37 private: | |
38 const std::vector<uint8> serialized_key_data_; | |
39 }; | |
40 | |
41 class SymKeyNss : public KeyNss { | |
42 public: | |
43 virtual ~SymKeyNss(); | |
44 SymKeyNss(crypto::ScopedPK11SymKey key, const CryptoData& raw_key_data); | |
45 | |
46 static SymKeyNss* Cast(const blink::WebCryptoKey& key); | |
47 | |
48 PK11SymKey* key() { return key_.get(); } | |
49 virtual SymKeyNss* AsSymKey() OVERRIDE; | |
50 | |
51 const std::vector<uint8>& raw_key_data() const { | |
52 return serialized_key_data(); | |
53 } | |
54 | |
55 private: | |
56 crypto::ScopedPK11SymKey key_; | |
57 | |
58 DISALLOW_COPY_AND_ASSIGN(SymKeyNss); | |
59 }; | |
60 | |
61 class PublicKeyNss : public KeyNss { | |
62 public: | |
63 virtual ~PublicKeyNss(); | |
64 PublicKeyNss(crypto::ScopedSECKEYPublicKey key, const CryptoData& spki_data); | |
65 | |
66 static PublicKeyNss* Cast(const blink::WebCryptoKey& key); | |
67 | |
68 SECKEYPublicKey* key() { return key_.get(); } | |
69 virtual PublicKeyNss* AsPublicKey() OVERRIDE; | |
70 | |
71 const std::vector<uint8>& spki_data() const { return serialized_key_data(); } | |
72 | |
73 private: | |
74 crypto::ScopedSECKEYPublicKey key_; | |
75 | |
76 DISALLOW_COPY_AND_ASSIGN(PublicKeyNss); | |
77 }; | |
78 | |
79 class PrivateKeyNss : public KeyNss { | |
80 public: | |
81 virtual ~PrivateKeyNss(); | |
82 PrivateKeyNss(crypto::ScopedSECKEYPrivateKey key, | |
83 const CryptoData& pkcs8_data); | |
84 | |
85 static PrivateKeyNss* Cast(const blink::WebCryptoKey& key); | |
86 | |
87 SECKEYPrivateKey* key() { return key_.get(); } | |
88 virtual PrivateKeyNss* AsPrivateKey() OVERRIDE; | |
89 | |
90 const std::vector<uint8>& pkcs8_data() const { return serialized_key_data(); } | |
91 | |
92 private: | |
93 crypto::ScopedSECKEYPrivateKey key_; | |
94 | |
95 DISALLOW_COPY_AND_ASSIGN(PrivateKeyNss); | |
96 }; | |
97 | |
98 } // namespace webcrypto | |
99 | |
100 } // namespace content | |
101 | |
102 #endif // CONTENT_CHILD_WEBCRYPTO_NSS_KEY_NSS_H_ | |
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