131 	uint8_t state[Nk*Nb];  in tc_aes_decrypt()  local
142 	(void)_copy(state, sizeof(state), in, sizeof(state));  in tc_aes_decrypt()
144 	add_round_key(state, s->words + Nb*Nr);  in tc_aes_decrypt()
147 		inv_shift_rows(state);  in tc_aes_decrypt()
148 		inv_sub_bytes(state);  in tc_aes_decrypt()
149 		add_round_key(state, s->words + Nb*i);  in tc_aes_decrypt()
150 		inv_mix_columns(state);  in tc_aes_decrypt()
153 	inv_shift_rows(state);  in tc_aes_decrypt()
154 	inv_sub_bytes(state);  in tc_aes_decrypt()
155 	add_round_key(state, s->words);  in tc_aes_decrypt()
157 	(void)_copy(out, sizeof(state), state, sizeof(state));  in tc_aes_decrypt()
160 	_set(state, TC_ZERO_BYTE, sizeof(state));  in tc_aes_decrypt()