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update source to Ceph Pacific 16.2.2
[ceph.git] / ceph / src / spdk / module / bdev / crypto / vbdev_crypto.h
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1/*-
2 * BSD LICENSE
3 *
4 * Copyright (c) Intel Corporation.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
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34#ifndef SPDK_VBDEV_CRYPTO_H
35#define SPDK_VBDEV_CRYPTO_H
7c673cae 36
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37#include "spdk/rpc.h"
38#include "spdk/util.h"
39#include "spdk/string.h"
40#include "spdk_internal/log.h"
7c673cae 41
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42#include "spdk/bdev.h"
43
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44#define AESNI_MB "crypto_aesni_mb"
45#define QAT "crypto_qat"
46
47/* Supported ciphers */
48#define AES_CBC "AES_CBC" /* QAT and AESNI_MB */
49#define AES_XTS "AES_XTS" /* QAT only */
50
11fdf7f2 51typedef void (*spdk_delete_crypto_complete)(void *cb_arg, int bdeverrno);
7c673cae 52
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53/**
54 * Create new crypto bdev.
55 *
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56 * \param bdev_name Name of the bdev on which the crypto vbdev will be created.
57 * \param vbdev_name Name of the new crypto vbdev.
58 * \param crypto_pmd Name of the polled mode driver to use for this vbdev.
59 * \param key The key to use for this vbdev.
60 * \param cipher The cipher to use for this vbdev.
61 * \param keys The 2nd key to use for AES_XTS cipher.
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62 * \return 0 on success, other on failure.
63 */
64int create_crypto_disk(const char *bdev_name, const char *vbdev_name,
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65 const char *crypto_pmd, const char *key,
66 const char *cipher, const char *key2);
7c673cae 67
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68/**
69 * Delete crypto bdev.
70 *
71 * \param bdev Pointer to crypto bdev.
72 * \param cb_fn Function to call after deletion.
73 * \param cb_arg Argument to pass to cb_fn.
74 */
75void delete_crypto_disk(struct spdk_bdev *bdev, spdk_delete_crypto_complete cb_fn,
76 void *cb_arg);
7c673cae 77
11fdf7f2 78#endif /* SPDK_VBDEV_CRYPTO_H */