489   uint_8t cc, rc, hi;  local
511   for (cc = keylen, rc = 1; cc < hi; cc += 4) {
520       t0 = s_box(t1) ^ rc;
524       rc = f2(rc);
639 static void update_encrypt_key_128(uint_8t k[N_BLOCK], uint_8t* rc) {  argument
642   k[0] ^= s_box(k[13]) ^ *rc;
646   *rc = f2(*rc);
663   uint_8t s1[N_BLOCK], r, rc = 1;  local
672     update_encrypt_key_128(o_key, &rc);
679     update_encrypt_key_128(o_key, &rc);
685   update_encrypt_key_128(o_key, &rc);
695 static void update_decrypt_key_128(uint_8t k[N_BLOCK], uint_8t* rc) {  argument
704   *rc = d2(*rc);
705   k[0] ^= s_box(k[13]) ^ *rc;
718   uint_8t s1[N_BLOCK], r, rc = 0x6c;  local
727     update_decrypt_key_128(o_key, &rc);
734     update_decrypt_key_128(o_key, &rc);
739   update_decrypt_key_128(o_key, &rc);
749 static void update_encrypt_key_256(uint_8t k[2 * N_BLOCK], uint_8t* rc) {  argument
752   k[0] ^= s_box(k[29]) ^ *rc;
756   *rc = f2(*rc);
785   uint_8t s1[N_BLOCK], r, rc = 1;  local
799       update_encrypt_key_256(o_key, &rc);
810       update_encrypt_key_256(o_key, &rc);
817   update_encrypt_key_256(o_key, &rc);
827 static void update_decrypt_key_256(uint_8t k[2 * N_BLOCK], uint_8t* rc) {  argument
849   *rc = d2(*rc);
850   k[0] ^= s_box(k[29]) ^ *rc;
864   uint_8t s1[N_BLOCK], r, rc = 0x80;  local
878       update_decrypt_key_256(o_key, &rc);
888       update_decrypt_key_256(o_key, &rc);