xref: /openbmc/linux/crypto/compress.c (revision f8e17c17) 
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Cryptographic API.
4  *
5  * Compression operations.
6  *
7  * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
8  */
9 #include <linux/crypto.h>
10 #include "internal.h"
11 
12 int crypto_comp_compress(struct crypto_comp *comp,
13 			 const u8 *src, unsigned int slen,
14 			 u8 *dst, unsigned int *dlen)
15 {
16 	struct crypto_tfm *tfm = crypto_comp_tfm(comp);
17 
18 	return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst,
19 	                                                 dlen);
20 }
21 EXPORT_SYMBOL_GPL(crypto_comp_compress);
22 
23 int crypto_comp_decompress(struct crypto_comp *comp,
24 			   const u8 *src, unsigned int slen,
25 			   u8 *dst, unsigned int *dlen)
26 {
27 	struct crypto_tfm *tfm = crypto_comp_tfm(comp);
28 
29 	return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst,
30 	                                                   dlen);
31 }
32 EXPORT_SYMBOL_GPL(crypto_comp_decompress);
33