linux/include/crypto/cryptd.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Software async crypto daemon
 *
 * Added AEAD support to cryptd.
 *    Authors: Tadeusz Struk ([email protected])
 *             Adrian Hoban <[email protected]>
 *             Gabriele Paoloni <[email protected]>
 *             Aidan O'Mahony ([email protected])
 *    Copyright (c) 2010, Intel Corporation.
 */

#ifndef _CRYPTO_CRYPT_H
#define _CRYPTO_CRYPT_H

#include <linux/types.h>

#include <crypto/aead.h>
#include <crypto/hash.h>
#include <crypto/skcipher.h>

struct cryptd_skcipher { … };

/* alg_name should be algorithm to be cryptd-ed */
struct cryptd_skcipher *cryptd_alloc_skcipher(const char *alg_name,
					      u32 type, u32 mask);
struct crypto_skcipher *cryptd_skcipher_child(struct cryptd_skcipher *tfm);
/* Must be called without moving CPUs. */
bool cryptd_skcipher_queued(struct cryptd_skcipher *tfm);
void cryptd_free_skcipher(struct cryptd_skcipher *tfm);

struct cryptd_ahash { … };

static inline struct cryptd_ahash *__cryptd_ahash_cast(
	struct crypto_ahash *tfm)
{ … }

/* alg_name should be algorithm to be cryptd-ed */
struct cryptd_ahash *cryptd_alloc_ahash(const char *alg_name,
					u32 type, u32 mask);
struct crypto_shash *cryptd_ahash_child(struct cryptd_ahash *tfm);
struct shash_desc *cryptd_shash_desc(struct ahash_request *req);
/* Must be called without moving CPUs. */
bool cryptd_ahash_queued(struct cryptd_ahash *tfm);
void cryptd_free_ahash(struct cryptd_ahash *tfm);

struct cryptd_aead { … };

static inline struct cryptd_aead *__cryptd_aead_cast(
	struct crypto_aead *tfm)
{ … }

struct cryptd_aead *cryptd_alloc_aead(const char *alg_name,
					  u32 type, u32 mask);

struct crypto_aead *cryptd_aead_child(struct cryptd_aead *tfm);
/* Must be called without moving CPUs. */
bool cryptd_aead_queued(struct cryptd_aead *tfm);

void cryptd_free_aead(struct cryptd_aead *tfm);

#endif