99 lines
2.3 KiB
C
99 lines
2.3 KiB
C
/* blockcipher_descriptor.h */
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/*
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This file is part of the ARM-Crypto-Lib.
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Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
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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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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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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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/**
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* \file blockcipher_descriptor.h
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* \author Daniel Otte
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* \date 2009-02-04
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*
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* \license GPLv3 or later
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*
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*/
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#ifndef BLOCKCIPHER_DESCRIPTOR_H_
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#define BLOCKCIPHER_DESCRIPTOR_H_
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#include <stdint.h>
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#ifndef VOID_FPT
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#define VOID_FPT
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typedef void(*void_fpt)(void);
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#endif
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typedef void(*bc_init1_fpt)(void*, void*);
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typedef void(*bc_init2_fpt)(void*, uint16_t,void*);
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typedef void(*bc_enc1_fpt)(void*, void*);
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typedef void(*bc_enc2_fpt)(void*, void*, void*);
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typedef void(*bc_dec1_fpt)(void*, void*);
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typedef void(*bc_dec2_fpt)(void*, void*, void*);
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typedef void(*bc_free_fpt)(void*);
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typedef union{
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void_fpt initvoid;
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bc_init1_fpt init1;
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bc_init2_fpt init2;
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} bc_init_fpt;
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typedef union{
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void_fpt encvoid;
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bc_enc1_fpt enc1;
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bc_enc2_fpt enc2;
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} bc_enc_fpt;
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typedef union{
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void_fpt decvoid;
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bc_dec1_fpt dec1;
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bc_dec2_fpt dec2;
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} bc_dec_fpt;
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#define BC_INIT_TYPE 0x01
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#define BC_INIT_TYPE_1 0x00
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#define BC_INIT_TYPE_2 0x01
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#define BC_ENC_TYPE 0x02
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#define BC_ENC_TYPE_1 0x00
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#define BC_ENC_TYPE_2 0x02
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#
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#define BC_DEC_TYPE 0x04
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#define BC_DEC_TYPE_1 0x00
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#define BC_DEC_TYPE_2 0x04
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#define BCDESC_TYPE_BLOCKCIPHER 0x01
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typedef struct {
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uint8_t type; /* 1==blockcipher */
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uint8_t flags;
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const char* name;
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uint16_t ctxsize_B;
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uint16_t blocksize_b;
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bc_init_fpt init;
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bc_enc_fpt enc;
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bc_dec_fpt dec;
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bc_free_fpt free;
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const void* valid_keysize_desc;
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} bcdesc_t; /* blockcipher descriptor type */
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typedef struct{
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bcdesc_t* desc_ptr;
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void* ctx;
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uint16_t keysize;
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} bcgen_ctx_t;
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#endif /* BLOCKCIPHER_DESCRIPTOR_H_ */
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