Botan: src/pbkdf/pbkdf1/pbkdf1.h Source File

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pbkdf1.h
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1 /*
2 * PBKDF1
3 * (C) 1999-2007 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7
8 #ifndef BOTAN_PBKDF1_H__
9 #define BOTAN_PBKDF1_H__
10
11 #include <botan/pbkdf.h>
12 #include <botan/hash.h>
13
14 namespace Botan {
15
16 /**
17 * PKCS #5 v1 PBKDF, aka PBKDF1
18 * Can only generate a key up to the size of the hash output.
19 * Unless needed for backwards compatability, use PKCS5_PBKDF2
20 */
21 class BOTAN_DLL PKCS5_PBKDF1 : public PBKDF
22 {
23 public:
24 /**
25 * Create a PKCS #5 instance using the specified hash function.
26 * @param hash_in pointer to a hash function object to use
27 */
28 PKCS5_PBKDF1(HashFunction* hash_in) : hash(hash_in) {}
29
30 /**
31 * Copy constructor
32 * @param other the object to copy
33 */
34 PKCS5_PBKDF1(const PKCS5_PBKDF1& other) :
35 PBKDF(), hash(other.hash->clone()) {}
36
37 ~PKCS5_PBKDF1() { delete hash; }
38
39 std::string name() const
40 {
41 return "PBKDF1(" + hash->name() + ")";
42 }
43
44 PBKDF* clone() const
45 {
46 return new PKCS5_PBKDF1(hash->clone());
47 }
48
49 OctetString derive_key(size_t output_len,
50 const std::string& passphrase,
51 const byte salt[], size_t salt_len,
52 size_t iterations) const;
53 private:
54 HashFunction* hash;
55 };
56
57 }
58
59 #endif
Botan::OctetString
Definition: symkey.h:19
Botan::PKCS5_PBKDF1::PKCS5_PBKDF1
PKCS5_PBKDF1(const PKCS5_PBKDF1 &other)
Definition: pbkdf1.h:34
Botan::PKCS5_PBKDF1
Definition: pbkdf1.h:21
Botan::byte
unsigned char byte
Definition: types.h:22
Botan::PKCS5_PBKDF1::clone
PBKDF * clone() const
Definition: pbkdf1.h:44
Botan
Definition: algo_base.h:14
Botan::HashFunction
Definition: hash.h:20
Botan::PKCS5_PBKDF1::PKCS5_PBKDF1
PKCS5_PBKDF1(HashFunction *hash_in)
Definition: pbkdf1.h:28
Botan::PKCS5_PBKDF1::name
std::string name() const
Definition: pbkdf1.h:39
Botan::PBKDF
Definition: pbkdf.h:21
Botan::PKCS5_PBKDF1::~PKCS5_PBKDF1
~PKCS5_PBKDF1()
Definition: pbkdf1.h:37