3 This file is part of the AVR-Crypto-Lib.
4 Copyright (C) 2006-2015 Daniel Otte (bg@nerilex.org)
6 This program is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * \email bg@nerilex.org
24 * \license GPLv3 or later
28 #include "avr-asm-macros.S"
59 void aes_encrypt_core(aes_cipher_state_t *state, const aes_genctx_t *ks, uint8_t rounds)
62 * param state: r24:r25
67 .global aes_encrypt_core
84 movw r22, r26 /* switch to next roundkey; r26 points after the end of src after memxor ;-) */
96 ldi r30, lo8(shift_offset_table)
97 ldi r31, hi8(shift_offset_table)
98 ldi r20, 4 /* load counter for columns (rows in spec) */
125 sbiw r28, 4 /* set Y back to the start of state */
132 ldi r31, hi8(aes_sbox)