linux/crypto/cipher.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Cryptographic API.
 *
 * Single-block cipher operations.
 *
 * Copyright (c) 2002 James Morris <[email protected]>
 * Copyright (c) 2005 Herbert Xu <[email protected]>
 */

#include <crypto/algapi.h>
#include <crypto/internal/cipher.h>
#include <linux/kernel.h>
#include <linux/crypto.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/string.h>
#include "internal.h"

static int setkey_unaligned(struct crypto_cipher *tfm, const u8 *key,
			    unsigned int keylen)
{ … }

int crypto_cipher_setkey(struct crypto_cipher *tfm,
			 const u8 *key, unsigned int keylen)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

static inline void cipher_crypt_one(struct crypto_cipher *tfm,
				    u8 *dst, const u8 *src, bool enc)
{ … }

void crypto_cipher_encrypt_one(struct crypto_cipher *tfm,
			       u8 *dst, const u8 *src)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

void crypto_cipher_decrypt_one(struct crypto_cipher *tfm,
			       u8 *dst, const u8 *src)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

struct crypto_cipher *crypto_clone_cipher(struct crypto_cipher *cipher)
{ … }
EXPORT_SYMBOL_GPL(…);