515     uint_8t cc, rc, hi;  local
537     for ( cc = keylen, rc = 1; cc < hi; cc += 4 ) {
546             t0 = s_box(t1) ^ rc;
550             rc = f2(rc);
677 static void update_encrypt_key_128( uint_8t k[N_BLOCK], uint_8t *rc )  argument
681     k[0] ^= s_box(k[13]) ^ *rc;
685     *rc = f2( *rc );
700     uint_8t s1[N_BLOCK], r, rc = 1;  local
711         update_encrypt_key_128( o_key, &rc );
718         update_encrypt_key_128( o_key, &rc );
724     update_encrypt_key_128( o_key, &rc );
734 static void update_decrypt_key_128( uint_8t k[N_BLOCK], uint_8t *rc )  argument
744     *rc = d2(*rc);
745     k[0] ^= s_box(k[13]) ^ *rc;
756     uint_8t s1[N_BLOCK], r, rc = 0x6c;  local
767         update_decrypt_key_128( o_key, &rc );
774         update_decrypt_key_128( o_key, &rc );
779     update_decrypt_key_128( o_key, &rc );
789 static void update_encrypt_key_256( uint_8t k[2 * N_BLOCK], uint_8t *rc )  argument
793     k[0] ^= s_box(k[29]) ^ *rc;
797     *rc = f2( *rc );
824     uint_8t s1[N_BLOCK], r, rc = 1;  local
838             update_encrypt_key_256( o_key, &rc );
849             update_encrypt_key_256( o_key, &rc );
856     update_encrypt_key_256( o_key, &rc );
866 static void update_decrypt_key_256( uint_8t k[2 * N_BLOCK], uint_8t *rc )  argument
889     *rc = d2(*rc);
890     k[0] ^= s_box(k[29]) ^ *rc;
902     uint_8t s1[N_BLOCK], r, rc = 0x80;  local
916             update_decrypt_key_256( o_key, &rc );
927             update_decrypt_key_256( o_key, &rc );