Botan 3.8.1
Crypto and TLS for C&
idea.h
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1/*
2* IDEA
3* (C) 1999-2007 Jack Lloyd
4*
5* Botan is released under the Simplified BSD License (see license.txt)
6*/
7
8#ifndef BOTAN_IDEA_H_
9#define BOTAN_IDEA_H_
10
11#include <botan/block_cipher.h>
12#include <botan/secmem.h>
13
14namespace Botan {
15
16/**
17* IDEA
18*/
19class IDEA final : public Block_Cipher_Fixed_Params<8, 16> {
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
26 std::string provider() const override;
27
28 std::string name() const override { return "IDEA"; }
29
30 std::unique_ptr<BlockCipher> new_object() const override { return std::make_unique<IDEA>(); }
31
32 size_t parallelism() const override;
33 bool has_keying_material() const override;
34
35 private:
36#if defined(BOTAN_HAS_IDEA_SSE2)
37 static void sse2_idea_op_8(const uint8_t in[64], uint8_t out[64], const uint16_t EK[52]);
38#endif
39
40 void key_schedule(std::span<const uint8_t> key) override;
41
42 secure_vector<uint16_t> m_EK, m_DK;
43};
44
45} // namespace Botan
46
47#endif
void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition idea.cpp:151
std::string provider() const override
Definition idea.cpp:118
std::unique_ptr< BlockCipher > new_object() const override
Definition idea.h:30
void clear() override
Definition idea.cpp:225
bool has_keying_material() const override
Definition idea.cpp:168
void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition idea.cpp:131
std::string name() const override
Definition idea.h:28
size_t parallelism() const override
Definition idea.cpp:108
std::vector< T, secure_allocator< T > > secure_vector
Definition secmem.h:65