rijndael_set_key
rijndael_set_key(&c->r_ctx, (u_char *)key,
void rijndael_set_key(rijndael_ctx *, u_char *, int, int);
void rijndael_set_key(rijndael_ctx *, const u_char *, int);
rijndael_set_key(&ctx, key, keyLenInBytes << BYTE_TO_BITS_SHIFT);
rijndael_set_key(&ctx, key, keyLenInBytes << BYTE_TO_BITS_SHIFT);
rijndael_set_key(&ctx->cc_aes, k->wk_key, k->wk_keylen*NBBY);
rijndael_set_key(&ctx->cc_aes, k->wk_key, k->wk_keylen*NBBY);
rijndael_set_key(&ctx->key, key, len * 8);
rijndael_set_key(&ctx->key1, key, len * 4);
rijndael_set_key(&ctx->key2, key + (len / 2), len * 4);