Botan 2.13.0 Crypto and TLS for C++11

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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
13 BOTAN_FUTURE_INTERNAL_HEADER(des.h)
14
15 namespace Botan {
16
17 /**
18 * DES
19 */
20 class BOTAN_PUBLIC_API(2,0) DES final : public Block_Cipher_Fixed_Params<8, 8>
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 */
38 class BOTAN_PUBLIC_API(2,0) TripleDES final : public Block_Cipher_Fixed_Params<8, 16, 24, 8>
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 */
56 extern const uint32_t DES_SPBOX1[256];
57 extern const uint32_t DES_SPBOX2[256];
58 extern const uint32_t DES_SPBOX3[256];
59 extern const uint32_t DES_SPBOX4[256];
60 extern const uint32_t DES_SPBOX5[256];
61 extern const uint32_t DES_SPBOX6[256];
62 extern const uint32_t DES_SPBOX7[256];
63 extern const uint32_t DES_SPBOX8[256];
64
65 }
66
67 #endif
Botan::DES::name
std::string name() const override
Definition: des.h:27
Botan::DES_SPBOX6
const uint32_t DES_SPBOX6[256]
Definition: des_tab.cpp:237
Botan::DES_SPBOX7
const uint32_t DES_SPBOX7[256]
Definition: des_tab.cpp:282
Botan::DES::clone
BlockCipher * clone() const override
Definition: des.h:28
Botan::TripleDES::name
std::string name() const override
Definition: des.h:45
final
int(* final)(unsigned char *, CTX *)
Definition: commoncrypto_hash.cpp:28
BOTAN_PUBLIC_API
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
Botan::DES_SPBOX4
const uint32_t DES_SPBOX4[256]
Definition: des_tab.cpp:147
Botan::DES_SPBOX3
const uint32_t DES_SPBOX3[256]
Definition: des_tab.cpp:102
Botan::DES_SPBOX8
const uint32_t DES_SPBOX8[256]
Definition: des_tab.cpp:327
Botan::secure_vector
std::vector< T, secure_allocator< T >> secure_vector
Definition: secmem.h:65
Botan::DES_SPBOX1
const uint32_t DES_SPBOX1[256]
Definition: des_tab.cpp:12
Botan
Definition: alg_id.cpp:13
Botan::TripleDES::clone
BlockCipher * clone() const override
Definition: des.h:46
Botan::DES_SPBOX5
const uint32_t DES_SPBOX5[256]
Definition: des_tab.cpp:192
Botan::DES_SPBOX2
const uint32_t DES_SPBOX2[256]
Definition: des_tab.cpp:57
Botan::DES
Definition: des.h:20
Botan::TripleDES
Definition: des.h:38
Botan::Block_Cipher_Fixed_Params
Definition: block_cipher.h:221
BOTAN_FUTURE_INTERNAL_HEADER
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:139
Botan::BlockCipher
Definition: block_cipher.h:21