From ba6815ef8fb8ae472412b5af2837a7caba2799c2 Mon Sep 17 00:00:00 2001 From: Toni Uhlig Date: Sun, 12 Mar 2023 20:01:21 +0100 Subject: Revert "AES256 support" This reverts commit cc3dbf16d29bf8f74c284d94a6da10ed004cf9d3. --- aes/aes256.hpp | 88 ---------------------------------------------------------- 1 file changed, 88 deletions(-) delete mode 100644 aes/aes256.hpp (limited to 'aes/aes256.hpp') diff --git a/aes/aes256.hpp b/aes/aes256.hpp deleted file mode 100644 index 90173a6..0000000 --- a/aes/aes256.hpp +++ /dev/null @@ -1,88 +0,0 @@ -/* - * aes256.hpp - * - * Copyright (c) 2014, Danilo Treffiletti - * All rights reserved. - * - * This file is part of Aes256. - * - * Aes256 is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as - * published by the Free Software Foundation, either version 2.1 - * of the License, or (at your option) any later version. - * - * Aes256 is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with Aes256. - * If not, see . - */ - -#ifndef AES256_HPP -#define AES256_HPP - -#include - -typedef eastl::vector ByteArray; - -#define BLOCK_SIZE 16 - -class Aes256 { - - public: - Aes256(const ByteArray& key); - ~Aes256(); - - static ByteArray::size_type encrypt(const ByteArray& key, const ByteArray& plain, ByteArray& encrypted); - static ByteArray::size_type encrypt(const ByteArray& key, const unsigned char* plain, const ByteArray::size_type plain_length, ByteArray& encrypted); - static ByteArray::size_type decrypt(const ByteArray& key, const ByteArray& encrypted, ByteArray& plain); - static ByteArray::size_type decrypt(const ByteArray& key, const unsigned char* encrypted, const ByteArray::size_type encrypted_length, ByteArray& plain); - - ByteArray::size_type encrypt_start(const ByteArray::size_type plain_length, ByteArray& encrypted); - ByteArray::size_type encrypt_continue(const ByteArray& plain, ByteArray& encrypted); - ByteArray::size_type encrypt_continue(const unsigned char* plain, const ByteArray::size_type plain_length, ByteArray& encrypted); - ByteArray::size_type encrypt_end(ByteArray& encrypted); - - ByteArray::size_type decrypt_start(const ByteArray::size_type encrypted_length); - ByteArray::size_type decrypt_continue(const ByteArray& encrypted, ByteArray& plain); - ByteArray::size_type decrypt_continue(const unsigned char* encrypted, const ByteArray::size_type encrypted_length, ByteArray& plain); - ByteArray::size_type decrypt_end(ByteArray& plain); - - private: - ByteArray m_key; - ByteArray m_salt; - ByteArray m_rkey; - - unsigned char m_buffer[3 * BLOCK_SIZE]; - unsigned char m_buffer_pos; - ByteArray::size_type m_remainingLength; - - bool m_decryptInitialized; - - void check_and_encrypt_buffer(ByteArray& encrypted); - void check_and_decrypt_buffer(ByteArray& plain); - - void encrypt(unsigned char *buffer); - void decrypt(unsigned char *buffer); - - void expand_enc_key(unsigned char *rc); - void expand_dec_key(unsigned char *rc); - - void sub_bytes(unsigned char *buffer); - void sub_bytes_inv(unsigned char *buffer); - - void copy_key(); - - void add_round_key(unsigned char *buffer, const unsigned char round); - - void shift_rows(unsigned char *buffer); - void shift_rows_inv(unsigned char *buffer); - - void mix_columns(unsigned char *buffer); - void mix_columns_inv(unsigned char *buffer); -}; - -#endif /* AES256_HPP */ -- cgit v1.2.3