|  | // SPDX-License-Identifier: GPL-2.0-or-later | 
|  | /* | 
|  | * Cryptographic API. | 
|  | * | 
|  | * Compression operations. | 
|  | * | 
|  | * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> | 
|  | */ | 
|  | #include <linux/crypto.h> | 
|  | #include "internal.h" | 
|  |  | 
|  | int crypto_comp_compress(struct crypto_comp *comp, | 
|  | const u8 *src, unsigned int slen, | 
|  | u8 *dst, unsigned int *dlen) | 
|  | { | 
|  | struct crypto_tfm *tfm = crypto_comp_tfm(comp); | 
|  |  | 
|  | return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst, | 
|  | dlen); | 
|  | } | 
|  | EXPORT_SYMBOL_GPL(crypto_comp_compress); | 
|  |  | 
|  | int crypto_comp_decompress(struct crypto_comp *comp, | 
|  | const u8 *src, unsigned int slen, | 
|  | u8 *dst, unsigned int *dlen) | 
|  | { | 
|  | struct crypto_tfm *tfm = crypto_comp_tfm(comp); | 
|  |  | 
|  | return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst, | 
|  | dlen); | 
|  | } | 
|  | EXPORT_SYMBOL_GPL(crypto_comp_decompress); |