/src/botan/build/include/botan/ecdh.h
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1 | | /* |
2 | | * ECDH |
3 | | * (C) 2007 Falko Strenzke, FlexSecure GmbH |
4 | | * Manuel Hartl, FlexSecure GmbH |
5 | | * (C) 2008-2010 Jack Lloyd |
6 | | * |
7 | | * Botan is released under the Simplified BSD License (see license.txt) |
8 | | */ |
9 | | |
10 | | #ifndef BOTAN_ECDH_KEY_H_ |
11 | | #define BOTAN_ECDH_KEY_H_ |
12 | | |
13 | | #include <botan/ecc_key.h> |
14 | | |
15 | | namespace Botan { |
16 | | |
17 | | /** |
18 | | * This class represents ECDH Public Keys. |
19 | | */ |
20 | | class BOTAN_PUBLIC_API(2,0) ECDH_PublicKey : public virtual EC_PublicKey |
21 | | { |
22 | | public: |
23 | | /** |
24 | | * Create an ECDH public key. |
25 | | * @param alg_id algorithm identifier |
26 | | * @param key_bits DER encoded public key bits |
27 | | */ |
28 | | ECDH_PublicKey(const AlgorithmIdentifier& alg_id, |
29 | | const std::vector<uint8_t>& key_bits) : |
30 | 3 | EC_PublicKey(alg_id, key_bits) {} Botan::ECDH_PublicKey::ECDH_PublicKey(Botan::AlgorithmIdentifier const&, std::__1::vector<unsigned char, std::__1::allocator<unsigned char> > const&) Line | Count | Source | 30 | 3 | EC_PublicKey(alg_id, key_bits) {} |
Unexecuted instantiation: Botan::ECDH_PublicKey::ECDH_PublicKey(Botan::AlgorithmIdentifier const&, std::__1::vector<unsigned char, std::__1::allocator<unsigned char> > const&) |
31 | | |
32 | | /** |
33 | | * Construct a public key from a given public point. |
34 | | * @param dom_par the domain parameters associated with this key |
35 | | * @param public_point the public point defining this key |
36 | | */ |
37 | | ECDH_PublicKey(const EC_Group& dom_par, |
38 | | const EC_Point& public_point) : |
39 | 0 | EC_PublicKey(dom_par, public_point) {} Unexecuted instantiation: Botan::ECDH_PublicKey::ECDH_PublicKey(Botan::EC_Group const&, Botan::EC_Point const&) Unexecuted instantiation: Botan::ECDH_PublicKey::ECDH_PublicKey(Botan::EC_Group const&, Botan::EC_Point const&) |
40 | | |
41 | | /** |
42 | | * Get this keys algorithm name. |
43 | | * @return this keys algorithm name |
44 | | */ |
45 | 22.2k | std::string algo_name() const override { return "ECDH"; } |
46 | | |
47 | | /** |
48 | | * @return public point value |
49 | | */ |
50 | | std::vector<uint8_t> public_value() const |
51 | 0 | { return public_point().encode(EC_Point::UNCOMPRESSED); } |
52 | | |
53 | | /** |
54 | | * @return public point value |
55 | | */ |
56 | | std::vector<uint8_t> public_value(EC_Point::Compression_Type format) const |
57 | 25.3k | { return public_point().encode(format); } |
58 | | |
59 | | protected: |
60 | 20.7k | ECDH_PublicKey() = default; |
61 | | }; |
62 | | |
63 | | /** |
64 | | * This class represents ECDH Private Keys. |
65 | | */ |
66 | | class BOTAN_PUBLIC_API(2,0) ECDH_PrivateKey final : public ECDH_PublicKey, |
67 | | public EC_PrivateKey, |
68 | | public PK_Key_Agreement_Key |
69 | | { |
70 | | public: |
71 | | |
72 | | /** |
73 | | * Load a private key. |
74 | | * @param alg_id the X.509 algorithm identifier |
75 | | * @param key_bits ECPrivateKey bits |
76 | | */ |
77 | | ECDH_PrivateKey(const AlgorithmIdentifier& alg_id, |
78 | | const secure_vector<uint8_t>& key_bits) : |
79 | 1.85k | EC_PrivateKey(alg_id, key_bits) {} Botan::ECDH_PrivateKey::ECDH_PrivateKey(Botan::AlgorithmIdentifier const&, std::__1::vector<unsigned char, Botan::secure_allocator<unsigned char> > const&) Line | Count | Source | 79 | 1.85k | EC_PrivateKey(alg_id, key_bits) {} |
Unexecuted instantiation: Botan::ECDH_PrivateKey::ECDH_PrivateKey(Botan::AlgorithmIdentifier const&, std::__1::vector<unsigned char, Botan::secure_allocator<unsigned char> > const&) |
80 | | |
81 | | /** |
82 | | * Generate a new private key |
83 | | * @param rng a random number generator |
84 | | * @param domain parameters to used for this key |
85 | | * @param x the private key; if zero, a new random key is generated |
86 | | */ |
87 | | ECDH_PrivateKey(RandomNumberGenerator& rng, |
88 | | const EC_Group& domain, |
89 | | const BigInt& x = BigInt::zero()) : |
90 | 18.9k | EC_PrivateKey(rng, domain, x) {} Botan::ECDH_PrivateKey::ECDH_PrivateKey(Botan::RandomNumberGenerator&, Botan::EC_Group const&, Botan::BigInt const&) Line | Count | Source | 90 | 18.9k | EC_PrivateKey(rng, domain, x) {} |
Unexecuted instantiation: Botan::ECDH_PrivateKey::ECDH_PrivateKey(Botan::RandomNumberGenerator&, Botan::EC_Group const&, Botan::BigInt const&) |
91 | | |
92 | | std::unique_ptr<Public_Key> public_key() const override; |
93 | | |
94 | | std::vector<uint8_t> public_value() const override |
95 | 6.38k | { return ECDH_PublicKey::public_value(EC_Point::UNCOMPRESSED); } |
96 | | |
97 | | std::vector<uint8_t> public_value(EC_Point::Compression_Type type) const |
98 | 18.9k | { return ECDH_PublicKey::public_value(type); } |
99 | | |
100 | | std::unique_ptr<PK_Ops::Key_Agreement> |
101 | | create_key_agreement_op(RandomNumberGenerator& rng, |
102 | | const std::string& params, |
103 | | const std::string& provider) const override; |
104 | | }; |
105 | | |
106 | | } |
107 | | |
108 | | #endif |