hc
2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da
kernel/crypto/compress.c
....@@ -1,44 +1,32 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23 * Cryptographic API.
34 *
45 * Compression operations.
56 *
67 * 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
- *
138 */
14
-#include <linux/types.h>
159 #include <linux/crypto.h>
16
-#include <linux/errno.h>
17
-#include <linux/string.h>
1810 #include "internal.h"
1911
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)
2315 {
16
+ struct crypto_tfm *tfm = crypto_comp_tfm(comp);
17
+
2418 return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst,
2519 dlen);
2620 }
21
+EXPORT_SYMBOL_GPL(crypto_comp_compress);
2722
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)
3126 {
27
+ struct crypto_tfm *tfm = crypto_comp_tfm(comp);
28
+
3229 return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst,
3330 dlen);
3431 }
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);