Botan  2.15.0
Crypto and TLS for C++11
prf_x942.h
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1 /*
2 * X9.42 PRF
3 * (C) 1999-2007 Jack Lloyd
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_ANSI_X942_PRF_H_
9 #define BOTAN_ANSI_X942_PRF_H_
10 
11 #include <botan/kdf.h>
12 #include <botan/asn1_oid.h>
13 
15 
16 namespace Botan {
17 
18 /**
19 * PRF from ANSI X9.42
20 */
21 class BOTAN_PUBLIC_API(2,0) X942_PRF final : public KDF
22  {
23  public:
24  std::string name() const override;
25 
26  KDF* clone() const override { return new X942_PRF(m_key_wrap_oid); }
27 
28  size_t kdf(uint8_t key[], size_t key_len,
29  const uint8_t secret[], size_t secret_len,
30  const uint8_t salt[], size_t salt_len,
31  const uint8_t label[], size_t label_len) const override;
32 
33  explicit X942_PRF(const std::string& oid) : m_key_wrap_oid(OID::from_string(oid)) {}
34 
35  explicit X942_PRF(const OID& oid) : m_key_wrap_oid(oid) {}
36  private:
37  OID m_key_wrap_oid;
38  };
39 
40 }
41 
42 #endif
virtual std::string name() const =0
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
X942_PRF(const OID &oid)
Definition: prf_x942.h:35
X942_PRF(const std::string &oid)
Definition: prf_x942.h:33
size_t salt_len
Definition: x509_obj.cpp:25
Definition: alg_id.cpp:13
Definition: kdf.h:20
KDF * clone() const override
Definition: prf_x942.h:26
virtual size_t 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 =0
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:145