mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-12-26 19:19:32 +03:00
739afd9475
It's the only one actually used Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz> Closes #12901
96 lines
3.3 KiB
C
96 lines
3.3 KiB
C
/*
|
|
* Copyright (c) 2018 Sean Eric Fagan <sef@ixsystems.com>
|
|
* Portions Copyright (c) 2005-2011 Pawel Jakub Dawidek <pawel@dawidek.net>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* Portions of this file were taken from GELI's implementation of hmac.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _ZFS_FREEBSD_CRYPTO_H
|
|
#define _ZFS_FREEBSD_CRYPTO_H
|
|
|
|
#include <sys/errno.h>
|
|
#include <sys/mutex.h>
|
|
#include <opencrypto/cryptodev.h>
|
|
#include <crypto/sha2/sha256.h>
|
|
#include <crypto/sha2/sha512.h>
|
|
|
|
#define SUN_CKM_AES_CCM "CKM_AES_CCM"
|
|
#define SUN_CKM_AES_GCM "CKM_AES_GCM"
|
|
#define SUN_CKM_SHA512_HMAC "CKM_SHA512_HMAC"
|
|
|
|
#define CRYPTO_BITS2BYTES(n) ((n) == 0 ? 0 : (((n) - 1) >> 3) + 1)
|
|
#define CRYPTO_BYTES2BITS(n) ((n) << 3)
|
|
|
|
struct zio_crypt_info;
|
|
|
|
typedef struct freebsd_crypt_session {
|
|
struct mtx fs_lock;
|
|
crypto_session_t fs_sid;
|
|
boolean_t fs_done;
|
|
} freebsd_crypt_session_t;
|
|
|
|
/*
|
|
* Unused types to minimize code differences.
|
|
*/
|
|
typedef void *crypto_mechanism_t;
|
|
typedef void *crypto_ctx_template_t;
|
|
/*
|
|
* Like the ICP crypto_key type, this only
|
|
* supports <data, length> (the equivalent of
|
|
* the former CRYPTO_KEY_RAW).
|
|
*/
|
|
typedef struct crypto_key {
|
|
void *ck_data;
|
|
size_t ck_length;
|
|
} crypto_key_t;
|
|
|
|
typedef struct hmac_ctx {
|
|
SHA512_CTX innerctx;
|
|
SHA512_CTX outerctx;
|
|
} *crypto_context_t;
|
|
|
|
/*
|
|
* The only algorithm ZFS uses for hashing is SHA512_HMAC.
|
|
*/
|
|
void crypto_mac(const crypto_key_t *key, const void *in_data,
|
|
size_t in_data_size, void *out_data, size_t out_data_size);
|
|
void crypto_mac_init(struct hmac_ctx *ctx, const crypto_key_t *key);
|
|
void crypto_mac_update(struct hmac_ctx *ctx, const void *data,
|
|
size_t data_size);
|
|
void crypto_mac_final(struct hmac_ctx *ctx, void *out_data,
|
|
size_t out_data_size);
|
|
|
|
int freebsd_crypt_newsession(freebsd_crypt_session_t *sessp,
|
|
const struct zio_crypt_info *, crypto_key_t *);
|
|
void freebsd_crypt_freesession(freebsd_crypt_session_t *sessp);
|
|
|
|
int freebsd_crypt_uio(boolean_t, freebsd_crypt_session_t *,
|
|
const struct zio_crypt_info *, zfs_uio_t *, crypto_key_t *, uint8_t *,
|
|
size_t, size_t);
|
|
|
|
#endif /* _ZFS_FREEBSD_CRYPTO_H */
|