/src/botan/build/include/botan/emsa_pkcs1.h
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * PKCS #1 v1.5 signature padding |
3 | | * (C) 1999-2008 Jack Lloyd |
4 | | * |
5 | | * Botan is released under the Simplified BSD License (see license.txt) |
6 | | */ |
7 | | |
8 | | #ifndef BOTAN_EMSA_PKCS1_H_ |
9 | | #define BOTAN_EMSA_PKCS1_H_ |
10 | | |
11 | | #include <botan/emsa.h> |
12 | | #include <botan/hash.h> |
13 | | |
14 | | BOTAN_FUTURE_INTERNAL_HEADER(emsa_pkcs1.h) |
15 | | |
16 | | namespace Botan { |
17 | | |
18 | | /** |
19 | | * PKCS #1 v1.5 signature padding |
20 | | * aka PKCS #1 block type 1 |
21 | | * aka EMSA3 from IEEE 1363 |
22 | | */ |
23 | | class BOTAN_PUBLIC_API(2,0) EMSA_PKCS1v15 final : public EMSA |
24 | | { |
25 | | public: |
26 | | /** |
27 | | * @param hash the hash function to use |
28 | | */ |
29 | | explicit EMSA_PKCS1v15(HashFunction* hash); |
30 | | |
31 | 0 | EMSA* clone() override { return new EMSA_PKCS1v15(m_hash->clone()); } |
32 | | |
33 | | void update(const uint8_t[], size_t) override; |
34 | | |
35 | | secure_vector<uint8_t> raw_data() override; |
36 | | |
37 | | secure_vector<uint8_t> encoding_of(const secure_vector<uint8_t>&, size_t, |
38 | | RandomNumberGenerator& rng) override; |
39 | | |
40 | | bool verify(const secure_vector<uint8_t>&, const secure_vector<uint8_t>&, |
41 | | size_t) override; |
42 | | |
43 | | std::string name() const override |
44 | 0 | { return "EMSA3(" + m_hash->name() + ")"; } |
45 | | |
46 | | AlgorithmIdentifier config_for_x509(const Private_Key& key, |
47 | | const std::string& cert_hash_name) const override; |
48 | | private: |
49 | | std::unique_ptr<HashFunction> m_hash; |
50 | | std::vector<uint8_t> m_hash_id; |
51 | | }; |
52 | | |
53 | | /** |
54 | | * EMSA_PKCS1v15_Raw which is EMSA_PKCS1v15 without a hash or digest id |
55 | | * (which according to QCA docs is "identical to PKCS#11's CKM_RSA_PKCS |
56 | | * mechanism", something I have not confirmed) |
57 | | */ |
58 | | class BOTAN_PUBLIC_API(2,0) EMSA_PKCS1v15_Raw final : public EMSA |
59 | | { |
60 | | public: |
61 | 0 | EMSA* clone() override { return new EMSA_PKCS1v15_Raw(); } |
62 | | |
63 | | void update(const uint8_t[], size_t) override; |
64 | | |
65 | | secure_vector<uint8_t> raw_data() override; |
66 | | |
67 | | secure_vector<uint8_t> encoding_of(const secure_vector<uint8_t>&, size_t, |
68 | | RandomNumberGenerator& rng) override; |
69 | | |
70 | | bool verify(const secure_vector<uint8_t>&, const secure_vector<uint8_t>&, |
71 | | size_t) override; |
72 | | |
73 | | /** |
74 | | * @param hash_algo if non-empty, the digest id for that hash is |
75 | | * included in the signature. |
76 | | */ |
77 | | EMSA_PKCS1v15_Raw(const std::string& hash_algo = ""); |
78 | | |
79 | | std::string name() const override |
80 | 0 | { |
81 | 0 | if(m_hash_name.empty()) return "EMSA3(Raw)"; |
82 | 0 | else return "EMSA3(Raw," + m_hash_name + ")"; |
83 | 0 | } |
84 | | |
85 | | private: |
86 | | size_t m_hash_output_len = 0; |
87 | | std::string m_hash_name; |
88 | | std::vector<uint8_t> m_hash_id; |
89 | | secure_vector<uint8_t> m_message; |
90 | | }; |
91 | | |
92 | | } |
93 | | |
94 | | #endif |