548     uint_8t s1[N_BLOCK], r;  local
549     copy_and_key(s1, in, ctx->ksch);
554       mix_sub_columns(s1);
555       add_round_key(s1, ctx->ksch + r * N_BLOCK);
560       mix_sub_columns(s2, s1);
561       copy_and_key(s1, s2, ctx->ksch + r * N_BLOCK);
564     shift_sub_rows(s1);
565     copy_and_key(out, s1, ctx->ksch + r * N_BLOCK);
593     uint_8t s1[N_BLOCK], r;  local
594     copy_and_key(s1, in, ctx->ksch + ctx->rnd * N_BLOCK);
595     inv_shift_sub_rows(s1);
600       add_round_key(s1, ctx->ksch + r * N_BLOCK);
601       inv_mix_sub_columns(s1);
606       copy_and_key(s2, s1, ctx->ksch + r * N_BLOCK);
607       inv_mix_sub_columns(s1, s2);
610     copy_and_key(out, s1, ctx->ksch);
663   uint_8t s1[N_BLOCK], r, rc = 1;  local
666   copy_and_key(s1, in, o_key);
671     mix_sub_columns(s1);
673     add_round_key(s1, o_key);
678     mix_sub_columns(s2, s1);
680     copy_and_key(s1, s2, o_key);
684   shift_sub_rows(s1);
686   copy_and_key(out, s1, o_key);
718   uint_8t s1[N_BLOCK], r, rc = 0x6c;  local
721   copy_and_key(s1, in, o_key);
722   inv_shift_sub_rows(s1);
728     add_round_key(s1, o_key);
729     inv_mix_sub_columns(s1);
735     copy_and_key(s2, s1, o_key);
736     inv_mix_sub_columns(s1, s2);
740   copy_and_key(out, s1, o_key);
785   uint_8t s1[N_BLOCK], r, rc = 1;  local
790   copy_and_key(s1, in, o_key);
795     mix_sub_columns(s1);
797       add_round_key(s1, o_key + 16);
800       add_round_key(s1, o_key);
806     mix_sub_columns(s2, s1);
808       copy_and_key(s1, s2, o_key + 16);
811       copy_and_key(s1, s2, o_key);
816   shift_sub_rows(s1);
818   copy_and_key(out, s1, o_key);
864   uint_8t s1[N_BLOCK], r, rc = 0x80;  local
871   copy_and_key(s1, in, o_key);
872   inv_shift_sub_rows(s1);
879       add_round_key(s1, o_key + 16);
881       add_round_key(s1, o_key);
882     inv_mix_sub_columns(s1);
889       copy_and_key(s2, s1, o_key + 16);
891       copy_and_key(s2, s1, o_key);
892     inv_mix_sub_columns(s1, s2);
895   copy_and_key(out, s1, o_key);