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git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - drivers/staging/rtl8192e/ieee80211/crypto_compat.h
2 * Header file to maintain compatibility among different kernel versions.
4 * Copyright (c) 2004-2006 <lawrence_wang@realsil.com.cn>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation. See README and COPYING for
12 #include <linux/crypto.h>
14 static inline int crypto_cipher_encrypt(struct crypto_tfm
*tfm
,
15 struct scatterlist
*dst
,
16 struct scatterlist
*src
,
19 BUG_ON(crypto_tfm_alg_type(tfm
) != CRYPTO_ALG_TYPE_CIPHER
);
20 return tfm
->crt_cipher
.cit_encrypt(tfm
, dst
, src
, nbytes
);
24 static inline int crypto_cipher_decrypt(struct crypto_tfm
*tfm
,
25 struct scatterlist
*dst
,
26 struct scatterlist
*src
,
29 BUG_ON(crypto_tfm_alg_type(tfm
) != CRYPTO_ALG_TYPE_CIPHER
);
30 return tfm
->crt_cipher
.cit_decrypt(tfm
, dst
, src
, nbytes
);
35 * crypto_free_tfm - Free crypto transform
36 * @tfm: Transform to free
38 * crypto_free_tfm() frees up the transform and any associated resources,
39 * then drops the refcount on the associated algorithm.
41 void crypto_free_tfm(struct crypto_tfm
*tfm
)
43 struct crypto_alg
*alg
;
50 size
= sizeof(*tfm
) + alg
->cra_ctxsize
;
62 struct crypto_tfm
*crypto_alloc_tfm(const char *name
, u32 flags
)
64 struct crypto_tfm
*tfm
= NULL
;
66 printk("call crypto_alloc_tfm!!!\n");
68 struct crypto_alg
*alg
;
70 alg
= crypto_alg_mod_lookup(name
, 0, CRYPTO_ALG_ASYNC
);
75 tfm
= __crypto_alloc_tfm(alg
, flags
);
82 } while (err
== -EAGAIN
&& !signal_pending(current
));
87 //EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
88 //EXPORT_SYMBOL_GPL(crypto_free_tfm);