Ventoy/SQUASHFS/squashfs-tools-4.4/squashfs-tools/xz_wrapper.h
2020-04-05 00:08:01 +08:00

72 lines
1.6 KiB
C

#ifndef XZ_WRAPPER_H
#define XZ_WRAPPER_H
/*
* Squashfs
*
* Copyright (c) 2010
* Phillip Lougher <phillip@squashfs.org.uk>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2,
* or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* xz_wrapper.h
*
*/
#ifndef linux
#define __BYTE_ORDER BYTE_ORDER
#define __BIG_ENDIAN BIG_ENDIAN
#define __LITTLE_ENDIAN LITTLE_ENDIAN
#else
#include <endian.h>
#endif
#if __BYTE_ORDER == __BIG_ENDIAN
extern unsigned int inswap_le32(unsigned int);
#define SQUASHFS_INSWAP_COMP_OPTS(s) { \
(s)->dictionary_size = inswap_le32((s)->dictionary_size); \
(s)->flags = inswap_le32((s)->flags); \
}
#else
#define SQUASHFS_INSWAP_COMP_OPTS(s)
#endif
#define MEMLIMIT (32 * 1024 * 1024)
struct bcj {
char *name;
lzma_vli id;
int selected;
};
struct filter {
void *buffer;
lzma_filter filter[3];
size_t length;
};
struct xz_stream {
struct filter *filter;
int filters;
int dictionary_size;
lzma_options_lzma opt;
};
struct comp_opts {
int dictionary_size;
int flags;
};
#endif