| 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); |