Botan 1.10.17

aes_ssse3.h
Go to the documentation of this file.
1 /*
2 * AES using SSSE3
3 * (C) 2010 Jack Lloyd
4 *
5 * Distributed under the terms of the Botan license
6 */
7
8 #ifndef BOTAN_AES_SSSE3_H__
9 #define BOTAN_AES_SSSE3_H__
10
11 #include <botan/block_cipher.h>
12
13 namespace Botan {
14
15 /**
16 * AES-128 using SSSE3
17 */
18 class BOTAN_DLL AES_128_SSSE3 : public Block_Cipher_Fixed_Params<16, 16>
19 {
20 public:
21 void encrypt_n(const byte in[], byte out[], size_t blocks) const;
22 void decrypt_n(const byte in[], byte out[], size_t blocks) const;
23
24 void clear() { zeroise(EK); zeroise(DK); }
25 std::string name() const { return "AES-128"; }
26 BlockCipher* clone() const { return new AES_128_SSSE3; }
27
28 AES_128_SSSE3() : EK(44), DK(44) {}
29 private:
30 void key_schedule(const byte[], size_t);
31
32 SecureVector<u32bit> EK, DK;
33 };
34
35 /**
36 * AES-192 using SSSE3
37 */
38 class BOTAN_DLL AES_192_SSSE3 : public Block_Cipher_Fixed_Params<16, 24>
39 {
40 public:
41 void encrypt_n(const byte in[], byte out[], size_t blocks) const;
42 void decrypt_n(const byte in[], byte out[], size_t blocks) const;
43
44 void clear() { zeroise(EK); zeroise(DK); }
45 std::string name() const { return "AES-192"; }
46 BlockCipher* clone() const { return new AES_192_SSSE3; }
47
48 AES_192_SSSE3() : EK(52), DK(52) {}
49 private:
50 void key_schedule(const byte[], size_t);
51
52 SecureVector<u32bit> EK, DK;
53 };
54
55 /**
56 * AES-256 using SSSE3
57 */
58 class BOTAN_DLL AES_256_SSSE3 : public Block_Cipher_Fixed_Params<16, 32>
59 {
60 public:
61 void encrypt_n(const byte in[], byte out[], size_t blocks) const;
62 void decrypt_n(const byte in[], byte out[], size_t blocks) const;
63
64 void clear() { zeroise(EK); zeroise(DK); }
65 std::string name() const { return "AES-256"; }
66 BlockCipher* clone() const { return new AES_256_SSSE3; }
67
68 AES_256_SSSE3() : EK(60), DK(60) {}
69 private:
70 void key_schedule(const byte[], size_t);
71
72 SecureVector<u32bit> EK, DK;
73 };
74
75 }
76
77 #endif
Botan::AES_192_SSSE3::clear
void clear()
Definition: aes_ssse3.h:44
Botan::AES_128_SSSE3::clear
void clear()
Definition: aes_ssse3.h:24
Botan::AES_256_SSSE3::clone
BlockCipher * clone() const
Definition: aes_ssse3.h:66
Botan::AES_192_SSSE3::name
std::string name() const
Definition: aes_ssse3.h:45
Botan::AES_128_SSSE3::AES_128_SSSE3
AES_128_SSSE3()
Definition: aes_ssse3.h:28
Botan::AES_256_SSSE3::AES_256_SSSE3
AES_256_SSSE3()
Definition: aes_ssse3.h:68
Botan::byte
unsigned char byte
Definition: types.h:22
Botan::AES_256_SSSE3::name
std::string name() const
Definition: aes_ssse3.h:65
Botan::AES_128_SSSE3::name
std::string name() const
Definition: aes_ssse3.h:25
Botan
Definition: algo_base.h:14
Botan::AES_192_SSSE3
Definition: aes_ssse3.h:38
Botan::AES_192_SSSE3::clone
BlockCipher * clone() const
Definition: aes_ssse3.h:46
Botan::SecureVector< u32bit >
Botan::AES_256_SSSE3
Definition: aes_ssse3.h:58
Botan::AES_192_SSSE3::AES_192_SSSE3
AES_192_SSSE3()
Definition: aes_ssse3.h:48
Botan::Block_Cipher_Fixed_Params
Definition: block_cipher.h:104
Botan::AES_256_SSSE3::clear
void clear()
Definition: aes_ssse3.h:64
Botan::AES_128_SSSE3
Definition: aes_ssse3.h:18
Botan::zeroise
void zeroise(MemoryRegion< T > &vec)
Definition: secmem.h:428
Botan::AES_128_SSSE3::clone
BlockCipher * clone() const
Definition: aes_ssse3.h:26
Botan::BlockCipher
Definition: block_cipher.h:18