TomZ
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/*
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* This file is part of the Flowee project
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* Copyright (C) 2016 Pieter Wuille *
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _CTAES_H_
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#define _CTAES_H_ 1
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#include <stdint.h>
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#include <stdlib.h>
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typedef struct {
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uint16_t slice[8];
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} AES_state;
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typedef struct {
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AES_state rk[11];
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} AES128_ctx;
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typedef struct {
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AES_state rk[13];
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} AES192_ctx;
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typedef struct {
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AES_state rk[15];
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} AES256_ctx;
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void AES128_init(AES128_ctx* ctx, const unsigned char* key16);
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void AES128_encrypt(const AES128_ctx* ctx, size_t blocks, unsigned char* cipher16, const unsigned char* plain16);
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void AES128_decrypt(const AES128_ctx* ctx, size_t blocks, unsigned char* plain16, const unsigned char* cipher16);
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void AES192_init(AES192_ctx* ctx, const unsigned char* key24);
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void AES192_encrypt(const AES192_ctx* ctx, size_t blocks, unsigned char* cipher16, const unsigned char* plain16);
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void AES192_decrypt(const AES192_ctx* ctx, size_t blocks, unsigned char* plain16, const unsigned char* cipher16);
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void AES256_init(AES256_ctx* ctx, const unsigned char* key32);
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void AES256_encrypt(const AES256_ctx* ctx, size_t blocks, unsigned char* cipher16, const unsigned char* plain16);
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void AES256_decrypt(const AES256_ctx* ctx, size_t blocks, unsigned char* plain16, const unsigned char* cipher16);
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#endif
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