Botan 3.8.1
Crypto and TLS for C&
cast128.h
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1/*
2* CAST-128
3* (C) 1999-2007 Jack Lloyd
4*
5* Botan is released under the Simplified BSD License (see license.txt)
6*/
7
8#ifndef BOTAN_CAST128_H_
9#define BOTAN_CAST128_H_
10
11#include <botan/block_cipher.h>
12#include <botan/secmem.h>
13
14namespace Botan {
15
16/**
17* CAST-128
18*/
19class CAST_128 final : public Block_Cipher_Fixed_Params<8, 11, 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 name() const override { return "CAST-128"; }
27
28 std::unique_ptr<BlockCipher> new_object() const override { return std::make_unique<CAST_128>(); }
29
30 bool has_keying_material() const override;
31
32 private:
33 void key_schedule(std::span<const uint8_t> key) override;
34
35 static void cast_ks(secure_vector<uint32_t>& ks, secure_vector<uint32_t>& user_key);
36
39};
40
41} // namespace Botan
42
43#endif
void decrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition cast128.cpp:261
void clear() override
Definition cast128.cpp:362
void encrypt_n(const uint8_t in[], uint8_t out[], size_t blocks) const override
Definition cast128.cpp:186
std::string name() const override
Definition cast128.h:26
std::unique_ptr< BlockCipher > new_object() const override
Definition cast128.h:28
bool has_keying_material() const override
Definition cast128.cpp:333
std::vector< T, secure_allocator< T > > secure_vector
Definition secmem.h:65