crypto: arm64/aes-blk - honour iv_out requirement in CBC and CTR modes

Update the ARMv8 Crypto Extensions and the plain NEON AES implementations
in CBC and CTR modes to return the next IV back to the skcipher API client.
This is necessary for chaining to work correctly.

Note that for CTR, this is only done if the request is a round multiple of
the block size, since otherwise, chaining is impossible anyway.

Cc: <stable@vger.kernel.org> # v3.16+
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

path: root/sound/pci/ctxfi/ctpcm.h

/**
 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
 *
 * This source file is released under GPL v2 license (no other versions).
 * See the COPYING file included in the main directory of this source
 * distribution for the license terms and conditions.
 *
 * @File	ctpcm.h
 *
 * @Brief
 * This file contains the definition of the pcm device functions.
 *
 * @Author	Liu Chun
 * @Date 	Mar 28 2008
 *
 */

#ifndef CTPCM_H
#define CTPCM_H

#include "ctatc.h"

int ct_alsa_pcm_create(struct ct_atc *atc,
		       enum CTALSADEVS device,
		       const char *device_name);

#endif /* CTPCM_H */