Botan: src/kdf/prf_tls/prf_tls.h Source File

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prf_tls.h
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1 /*
2 * TLS v1.0 and v1.2 PRFs
3 * (C) 2004-2010 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7
8 #ifndef BOTAN_TLS_PRF_H__
9 #define BOTAN_TLS_PRF_H__
10
11 #include <botan/kdf.h>
12 #include <botan/mac.h>
13 #include <botan/hash.h>
14
15 namespace Botan {
16
17 /**
18 * PRF used in TLS 1.0/1.1
19 */
20 class BOTAN_DLL TLS_PRF : public KDF
21 {
22 public:
23 SecureVector<byte> derive(size_t key_len,
24 const byte secret[], size_t secret_len,
25 const byte seed[], size_t seed_len) const;
26
27 std::string name() const { return "TLS-PRF"; }
28 KDF* clone() const { return new TLS_PRF; }
29
30 TLS_PRF();
31 ~TLS_PRF();
32 private:
33 MessageAuthenticationCode* hmac_md5;
34 MessageAuthenticationCode* hmac_sha1;
35 };
36
37 /**
38 * PRF used in TLS 1.2
39 */
40 class BOTAN_DLL TLS_12_PRF : public KDF
41 {
42 public:
43 SecureVector<byte> derive(size_t key_len,
44 const byte secret[], size_t secret_len,
45 const byte seed[], size_t seed_len) const;
46
47 std::string name() const { return "TLSv12-PRF(" + hmac->name() + ")"; }
48 KDF* clone() const { return new TLS_12_PRF(hmac->clone()); }
49
50 TLS_12_PRF(MessageAuthenticationCode* hmac);
51 ~TLS_12_PRF();
52 private:
53 MessageAuthenticationCode* hmac;
54 };
55
56 }
57
58 #endif
Botan::TLS_PRF
Definition: prf_tls.h:20
Botan::TLS_12_PRF::clone
KDF * clone() const
Definition: prf_tls.h:48
Botan::MessageAuthenticationCode
Definition: mac.h:20
Botan::TLS_PRF::name
std::string name() const
Definition: prf_tls.h:27
Botan::byte
unsigned char byte
Definition: types.h:22
Botan::TLS_PRF::clone
KDF * clone() const
Definition: prf_tls.h:28
Botan
Definition: algo_base.h:14
Botan::TLS_12_PRF
Definition: prf_tls.h:40
Botan::KDF
Definition: kdf.h:20
Botan::TLS_12_PRF::name
std::string name() const
Definition: prf_tls.h:47
Botan::SecureVector< byte >