Function padlock_cipher_key_setup

freebsd/crypto/via/padlock_cipher.c:100–119

}

static void
padlock_cipher_key_setup(struct padlock_session *ses, const void *key, int klen)
{
	union padlock_cw *cw;
	int i;

	cw = &ses->ses_cw;
	if (cw->cw_key_generation == PADLOCK_KEY_GENERATION_SW) {
		/* Build expanded keys for both directions */
		rijndaelKeySetupEnc(ses->ses_ekey, key, klen * 8);
		rijndaelKeySetupDec(ses->ses_dkey, key, klen * 8);
		for (i = 0; i < 4 * (RIJNDAEL_MAXNR + 1); i++) {
			ses->ses_ekey[i] = ntohl(ses->ses_ekey[i]);
			ses->ses_dkey[i] = ntohl(ses->ses_dkey[i]);
		}
	} else {
		bcopy(key, ses->ses_ekey, klen);
		bcopy(key, ses->ses_dkey, klen);
	}
}

int
padlock_cipher_setup(struct padlock_session *ses,