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Huang Jianan7dcfbb12022-02-26 15:05:49 +08001/* SPDX-License-Identifier: GPL-2.0+ */
2#ifndef __EROFS_DECOMPRESS_H
3#define __EROFS_DECOMPRESS_H
4
5#include "internal.h"
6
7struct z_erofs_decompress_req {
8 char *in, *out;
9
10 /*
11 * initial decompressed bytes that need to be skipped
12 * when finally copying to output buffer
13 */
14 unsigned int decodedskip;
15 unsigned int inputsize, decodedlength;
16
Yifan Zhao39ace5c2023-07-07 23:52:12 +080017 /* cut point of interlaced uncompressed data */
18 unsigned int interlaced_offset;
19
Huang Jianan7dcfbb12022-02-26 15:05:49 +080020 /* indicate the algorithm will be used for decompression */
21 unsigned int alg;
22 bool partial_decoding;
23};
24
25int z_erofs_decompress(struct z_erofs_decompress_req *rq);
26
27#endif