Botan 3.5.0
Crypto and TLS for C&
kdf2.h
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1/*
2* KDF2
3* (C) 1999-2007 Jack Lloyd
4*
5* Botan is released under the Simplified BSD License (see license.txt)
6*/
7
8#ifndef BOTAN_KDF2_H_
9#define BOTAN_KDF2_H_
10
11#include <botan/hash.h>
12#include <botan/kdf.h>
13
14namespace Botan {
15
16/**
17* KDF2, from IEEE 1363
18*/
19class KDF2 final : public KDF {
20 public:
21 std::string name() const override;
22
23 std::unique_ptr<KDF> new_object() const override;
24
25 void kdf(uint8_t key[],
26 size_t key_len,
27 const uint8_t secret[],
28 size_t secret_len,
29 const uint8_t salt[],
30 size_t salt_len,
31 const uint8_t label[],
32 size_t label_len) const override;
33
34 /**
35 * @param hash the hash function to use
36 */
37 explicit KDF2(std::unique_ptr<HashFunction> hash) : m_hash(std::move(hash)) {}
38
39 private:
40 std::unique_ptr<HashFunction> m_hash;
41};
42
43} // namespace Botan
44
45#endif
KDF2(std::unique_ptr< HashFunction > hash)
Definition kdf2.h:37
void kdf(uint8_t key[], size_t key_len, const uint8_t secret[], size_t secret_len, const uint8_t salt[], size_t salt_len, const uint8_t label[], size_t label_len) const override
Definition kdf2.cpp:23
std::unique_ptr< KDF > new_object() const override
Definition kdf2.cpp:19
std::string name() const override
Definition kdf2.cpp:15
int(* final)(unsigned char *, CTX *)