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David Brazdil0f672f62019-12-10 10:32:29 +00001// SPDX-License-Identifier: GPL-2.0-or-later
Andrew Scullb4b6d4a2019-01-02 15:54:55 +00002/*
3 * Cryptographic API.
4 *
5 * Compression operations.
6 *
7 * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
Andrew Scullb4b6d4a2019-01-02 15:54:55 +00008 */
Andrew Scullb4b6d4a2019-01-02 15:54:55 +00009#include <linux/crypto.h>
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000010#include "internal.h"
11
Olivier Deprez157378f2022-04-04 15:47:50 +020012int crypto_comp_compress(struct crypto_comp *comp,
13 const u8 *src, unsigned int slen,
14 u8 *dst, unsigned int *dlen)
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000015{
Olivier Deprez157378f2022-04-04 15:47:50 +020016 struct crypto_tfm *tfm = crypto_comp_tfm(comp);
17
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000018 return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst,
19 dlen);
20}
Olivier Deprez157378f2022-04-04 15:47:50 +020021EXPORT_SYMBOL_GPL(crypto_comp_compress);
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000022
Olivier Deprez157378f2022-04-04 15:47:50 +020023int crypto_comp_decompress(struct crypto_comp *comp,
24 const u8 *src, unsigned int slen,
25 u8 *dst, unsigned int *dlen)
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000026{
Olivier Deprez157378f2022-04-04 15:47:50 +020027 struct crypto_tfm *tfm = crypto_comp_tfm(comp);
28
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000029 return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst,
30 dlen);
31}
Olivier Deprez157378f2022-04-04 15:47:50 +020032EXPORT_SYMBOL_GPL(crypto_comp_decompress);