Botan 3.0.0
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
13namespace Botan {
14
15/**
16* DES
17*/
19 {
20 public:
21 void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
22 void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
23
24 void clear() override;
25 std::string name() const override { return "DES"; }
26 std::unique_ptr<BlockCipher> new_object() const override { return std::make_unique<DES>(); }
27 bool has_keying_material() const override;
28 private:
29 void key_schedule(const uint8_t[], size_t) override;
30
31 secure_vector<uint32_t> m_round_key;
32 };
33
34/**
35* Triple DES
36*/
37class TripleDES final : public Block_Cipher_Fixed_Params<8, 16, 24, 8>
38 {
39 public:
40 void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
41 void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override;
42
43 void clear() override;
44 std::string name() const override { return "TripleDES"; }
45 std::unique_ptr<BlockCipher> new_object() const override { return std::make_unique<TripleDES>(); }
46 bool has_keying_material() const override;
47 private:
48
49 void key_schedule(const uint8_t[], size_t) override;
50
51 secure_vector<uint32_t> m_round_key;
52 };
53
54}
55
56#endif
Definition: des.h:19
std::unique_ptr< BlockCipher > new_object() const override
Definition: des.h:26
void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition: des.cpp:291
void clear() override
Definition: des.cpp:390
void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition: des.cpp:335
std::string name() const override
Definition: des.h:25
bool has_keying_material() const override
Definition: des.cpp:376
void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition: des.cpp:448
void clear() override
Definition: des.cpp:515
std::unique_ptr< BlockCipher > new_object() const override
Definition: des.h:45
bool has_keying_material() const override
Definition: des.cpp:495
void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition: des.cpp:398
std::string name() const override
Definition: des.h:44
int(* final)(unsigned char *, CTX *)
Definition: alg_id.cpp:12
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:64