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| /* blockcipher_descriptor.h */ | |
| /* | |
| This file is part of the AVR-Crypto-Lib. | |
| Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de) | |
| This program is free software: you can redistribute it and/or modify | |
| it under the terms of the GNU General Public License as published by | |
| the Free Software Foundation, either version 3 of the License, or | |
| (at your option) any later version. | |
| This program 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 General Public License for more details. | |
| You should have received a copy of the GNU General Public License | |
| along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| */ | |
| /** | |
| * \file blockcipher_descriptor.h | |
| * \author Daniel Otte | |
| * \date 2009-02-04 | |
| * | |
| * \license GPLv3 or later | |
| * | |
| */ | |
| #ifndef BLOCKCIPHER_DESCRIPTOR_H_ | |
| #define BLOCKCIPHER_DESCRIPTOR_H_ | |
| #include <stdint.h> | |
| #include <avr/pgmspace.h> | |
| #ifndef VOID_FPT | |
| #define VOID_FPT | |
| typedef void(*void_fpt)(void); | |
| #endif | |
| typedef void(*bc_init1_fpt)(void*, void*); | |
| typedef void(*bc_init2_fpt)(void*, uint16_t,void*); | |
| typedef void(*bc_enc1_fpt)(void*, void*); | |
| typedef void(*bc_enc2_fpt)(void*, void*, void*); | |
| typedef void(*bc_dec1_fpt)(void*, void*); | |
| typedef void(*bc_dec2_fpt)(void*, void*, void*); | |
| typedef void(*bc_free_fpt)(void*); | |
| typedef union{ | |
| void_fpt initvoid; | |
| bc_init1_fpt init1; | |
| bc_init2_fpt init2; | |
| } bc_init_fpt; | |
| typedef union{ | |
| void_fpt encvoid; | |
| bc_enc1_fpt enc1; | |
| bc_enc2_fpt enc2; | |
| } bc_enc_fpt; | |
| typedef union{ | |
| void_fpt decvoid; | |
| bc_dec1_fpt dec1; | |
| bc_dec2_fpt dec2; | |
| } bc_dec_fpt; | |
| #define BC_INIT_TYPE 0x01 | |
| #define BC_INIT_TYPE_1 0x00 /* for fix keylength */ | |
| #define BC_INIT_TYPE_2 0x01 /* keylength is passed as second parameter */ | |
| #define BC_ENC_TYPE 0x02 | |
| #define BC_ENC_TYPE_1 0x00 | |
| #define BC_ENC_TYPE_2 0x02 | |
| # | |
| #define BC_DEC_TYPE 0x04 | |
| #define BC_DEC_TYPE_1 0x00 | |
| #define BC_DEC_TYPE_2 0x04 | |
| #define BCDESC_TYPE_BLOCKCIPHER 0x01 | |
| typedef struct { | |
| uint8_t type; /* 1==blockcipher */ | |
| uint8_t flags; | |
| PGM_P name; | |
| uint16_t ctxsize_B; | |
| uint16_t blocksize_b; | |
| bc_init_fpt init; | |
| bc_enc_fpt enc; | |
| bc_dec_fpt dec; | |
| bc_free_fpt free; | |
| PGM_VOID_P valid_keysize_desc; | |
| } bcdesc_t; /* blockcipher descriptor type */ | |
| typedef struct{ | |
| bcdesc_t* desc_ptr; | |
| uint16_t keysize; | |
| void* ctx; | |
| } bcgen_ctx_t; | |
| #endif /* BLOCKCIPHER_DESCRIPTOR_H_ */ | |