Botan 2.19.1
Crypto and TLS for C&
des.h
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1/*
2* DES
3* (C) 1999-2007 Jack Lloyd
4*
5* Botan is released under the Simplified BSD License (see license.txt)
6*/
7
8#ifndef BOTAN_DES_H_
9#define BOTAN_DES_H_
10
11#include <botan/block_cipher.h>
12
14
15namespace Botan {
16
17/**
18* DES
19*/
21 {
22 public:
23 void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
24 void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
25
26 void clear() override;
27 std::string name() const override { return "DES"; }
28 BlockCipher* clone() const override { return new DES; }
29 private:
30 void key_schedule(const uint8_t[], size_t) override;
31
32 secure_vector<uint32_t> m_round_key;
33 };
34
35/**
36* Triple DES
37*/
39 {
40 public:
41 void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
42 void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
43
44 void clear() override;
45 std::string name() const override { return "TripleDES"; }
46 BlockCipher* clone() const override { return new TripleDES; }
47 private:
48 void key_schedule(const uint8_t[], size_t) override;
49
50 secure_vector<uint32_t> m_round_key;
51 };
52
53/*
54* DES Tables
55*/
56extern const uint32_t DES_SPBOX1[256];
57extern const uint32_t DES_SPBOX2[256];
58extern const uint32_t DES_SPBOX3[256];
59extern const uint32_t DES_SPBOX4[256];
60extern const uint32_t DES_SPBOX5[256];
61extern const uint32_t DES_SPBOX6[256];
62extern const uint32_t DES_SPBOX7[256];
63extern const uint32_t DES_SPBOX8[256];
64
65}
66
67#endif
virtual void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const =0
virtual void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const =0
Definition: des.h:21
BlockCipher * clone() const override
Definition: des.h:28
std::string name() const override
Definition: des.h:27
virtual void clear()=0
BlockCipher * clone() const override
Definition: des.h:46
std::string name() const override
Definition: des.h:45
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:136
Definition: alg_id.cpp:13
const uint32_t DES_SPBOX6[256]
Definition: des_tab.cpp:237
const uint32_t DES_SPBOX7[256]
Definition: des_tab.cpp:282
const uint32_t DES_SPBOX2[256]
Definition: des_tab.cpp:57
const uint32_t DES_SPBOX4[256]
Definition: des_tab.cpp:147
const uint32_t DES_SPBOX1[256]
Definition: des_tab.cpp:12
const uint32_t DES_SPBOX5[256]
Definition: des_tab.cpp:192
const uint32_t DES_SPBOX3[256]
Definition: des_tab.cpp:102
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:65
const uint32_t DES_SPBOX8[256]
Definition: des_tab.cpp:327