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
);
33 struct crypto_tfm
*crypto_alloc_tfm(const char *name
, u32 flags
)
35 struct crypto_tfm
*tfm
= NULL
;
37 printk("call crypto_alloc_tfm!!!\n");
39 struct crypto_alg
*alg
;
41 alg
= crypto_alg_mod_lookup(name
, 0, CRYPTO_ALG_ASYNC
);
46 tfm
= __crypto_alloc_tfm(alg
, flags
);
53 } while (err
== -EAGAIN
&& !signal_pending(current
));
57 //EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
58 //EXPORT_SYMBOL_GPL(crypto_free_tfm);