.. | .. |
---|
| 1 | +// SPDX-License-Identifier: GPL-2.0-or-later |
---|
1 | 2 | /* |
---|
2 | 3 | * Cryptographic API. |
---|
3 | 4 | * |
---|
4 | 5 | * Compression operations. |
---|
5 | 6 | * |
---|
6 | 7 | * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> |
---|
7 | | - * |
---|
8 | | - * This program is free software; you can redistribute it and/or modify it |
---|
9 | | - * under the terms of the GNU General Public License as published by the Free |
---|
10 | | - * Software Foundation; either version 2 of the License, or (at your option) |
---|
11 | | - * any later version. |
---|
12 | | - * |
---|
13 | 8 | */ |
---|
14 | | -#include <linux/types.h> |
---|
15 | 9 | #include <linux/crypto.h> |
---|
16 | | -#include <linux/errno.h> |
---|
17 | | -#include <linux/string.h> |
---|
18 | 10 | #include "internal.h" |
---|
19 | 11 | |
---|
20 | | -static int crypto_compress(struct crypto_tfm *tfm, |
---|
21 | | - const u8 *src, unsigned int slen, |
---|
22 | | - u8 *dst, unsigned int *dlen) |
---|
| 12 | +int crypto_comp_compress(struct crypto_comp *comp, |
---|
| 13 | + const u8 *src, unsigned int slen, |
---|
| 14 | + u8 *dst, unsigned int *dlen) |
---|
23 | 15 | { |
---|
| 16 | + struct crypto_tfm *tfm = crypto_comp_tfm(comp); |
---|
| 17 | + |
---|
24 | 18 | return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst, |
---|
25 | 19 | dlen); |
---|
26 | 20 | } |
---|
| 21 | +EXPORT_SYMBOL_GPL(crypto_comp_compress); |
---|
27 | 22 | |
---|
28 | | -static int crypto_decompress(struct crypto_tfm *tfm, |
---|
29 | | - const u8 *src, unsigned int slen, |
---|
30 | | - u8 *dst, unsigned int *dlen) |
---|
| 23 | +int crypto_comp_decompress(struct crypto_comp *comp, |
---|
| 24 | + const u8 *src, unsigned int slen, |
---|
| 25 | + u8 *dst, unsigned int *dlen) |
---|
31 | 26 | { |
---|
| 27 | + struct crypto_tfm *tfm = crypto_comp_tfm(comp); |
---|
| 28 | + |
---|
32 | 29 | return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst, |
---|
33 | 30 | dlen); |
---|
34 | 31 | } |
---|
35 | | - |
---|
36 | | -int crypto_init_compress_ops(struct crypto_tfm *tfm) |
---|
37 | | -{ |
---|
38 | | - struct compress_tfm *ops = &tfm->crt_compress; |
---|
39 | | - |
---|
40 | | - ops->cot_compress = crypto_compress; |
---|
41 | | - ops->cot_decompress = crypto_decompress; |
---|
42 | | - |
---|
43 | | - return 0; |
---|
44 | | -} |
---|
| 32 | +EXPORT_SYMBOL_GPL(crypto_comp_decompress); |
---|