1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Asynchronous Compression operations
 4 *
 5 * Copyright (c) 2016, Intel Corporation
 6 * Authors: Weigang Li <weigang.li@intel.com>
 7 *          Giovanni Cabiddu <giovanni.cabiddu@intel.com>
 8 */
 9#ifndef _CRYPTO_ACOMP_INT_H
10#define _CRYPTO_ACOMP_INT_H
 
11#include <crypto/acompress.h>
 
12
13/*
14 * Transform internal helpers.
15 */
16static inline void *acomp_request_ctx(struct acomp_req *req)
17{
18	return req->__ctx;
19}
20
21static inline void *acomp_tfm_ctx(struct crypto_acomp *tfm)
22{
23	return tfm->base.__crt_ctx;
24}
25
26static inline void acomp_request_complete(struct acomp_req *req,
27					  int err)
28{
29	req->base.complete(&req->base, err);
30}
31
32static inline const char *acomp_alg_name(struct crypto_acomp *tfm)
33{
34	return crypto_acomp_tfm(tfm)->__crt_alg->cra_name;
35}
36
37static inline struct acomp_req *__acomp_request_alloc(struct crypto_acomp *tfm)
38{
39	struct acomp_req *req;
40
41	req = kzalloc(sizeof(*req) + crypto_acomp_reqsize(tfm), GFP_KERNEL);
42	if (likely(req))
43		acomp_request_set_tfm(req, tfm);
44	return req;
45}
46
47static inline void __acomp_request_free(struct acomp_req *req)
48{
49	kzfree(req);
50}
51
52/**
53 * crypto_register_acomp() -- Register asynchronous compression algorithm
54 *
55 * Function registers an implementation of an asynchronous
56 * compression algorithm
57 *
58 * @alg:	algorithm definition
59 *
60 * Return:	zero on success; error code in case of error
61 */
62int crypto_register_acomp(struct acomp_alg *alg);
63
64/**
65 * crypto_unregister_acomp() -- Unregister asynchronous compression algorithm
66 *
67 * Function unregisters an implementation of an asynchronous
68 * compression algorithm
69 *
70 * @alg:	algorithm definition
71 *
72 * Return:	zero on success; error code in case of error
73 */
74int crypto_unregister_acomp(struct acomp_alg *alg);
75
76int crypto_register_acomps(struct acomp_alg *algs, int count);
77void crypto_unregister_acomps(struct acomp_alg *algs, int count);
78
79#endif

 1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Asynchronous Compression operations
 4 *
 5 * Copyright (c) 2016, Intel Corporation
 6 * Authors: Weigang Li <weigang.li@intel.com>
 7 *          Giovanni Cabiddu <giovanni.cabiddu@intel.com>
 8 */
 9#ifndef _CRYPTO_ACOMP_INT_H
10#define _CRYPTO_ACOMP_INT_H
11
12#include <crypto/acompress.h>
13#include <crypto/algapi.h>
14
15/*
16 * Transform internal helpers.
17 */
18static inline void *acomp_request_ctx(struct acomp_req *req)
19{
20	return req->__ctx;
21}
22
23static inline void *acomp_tfm_ctx(struct crypto_acomp *tfm)
24{
25	return tfm->base.__crt_ctx;
26}
27
28static inline void acomp_request_complete(struct acomp_req *req,
29					  int err)
30{
31	req->base.complete(&req->base, err);
32}
33
34static inline const char *acomp_alg_name(struct crypto_acomp *tfm)
35{
36	return crypto_acomp_tfm(tfm)->__crt_alg->cra_name;
37}
38
39static inline struct acomp_req *__acomp_request_alloc(struct crypto_acomp *tfm)
40{
41	struct acomp_req *req;
42
43	req = kzalloc(sizeof(*req) + crypto_acomp_reqsize(tfm), GFP_KERNEL);
44	if (likely(req))
45		acomp_request_set_tfm(req, tfm);
46	return req;
47}
48
49static inline void __acomp_request_free(struct acomp_req *req)
50{
51	kfree_sensitive(req);
52}
53
54/**
55 * crypto_register_acomp() -- Register asynchronous compression algorithm
56 *
57 * Function registers an implementation of an asynchronous
58 * compression algorithm
59 *
60 * @alg:	algorithm definition
61 *
62 * Return:	zero on success; error code in case of error
63 */
64int crypto_register_acomp(struct acomp_alg *alg);
65
66/**
67 * crypto_unregister_acomp() -- Unregister asynchronous compression algorithm
68 *
69 * Function unregisters an implementation of an asynchronous
70 * compression algorithm
71 *
72 * @alg:	algorithm definition
 
 
73 */
74void crypto_unregister_acomp(struct acomp_alg *alg);
75
76int crypto_register_acomps(struct acomp_alg *algs, int count);
77void crypto_unregister_acomps(struct acomp_alg *algs, int count);
78
79#endif