1#ifndef XZ_WRAPPER_H 2#define XZ_WRAPPER_H 3/* 4 * Squashfs 5 * 6 * Copyright (c) 2010 7 * Phillip Lougher <phillip@lougher.demon.co.uk> 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License 11 * as published by the Free Software Foundation; either version 2, 12 * or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 22 * 23 * xz_wrapper.h 24 * 25 */ 26 27#ifndef linux 28#define __BYTE_ORDER BYTE_ORDER 29#define __BIG_ENDIAN BIG_ENDIAN 30#define __LITTLE_ENDIAN LITTLE_ENDIAN 31#else 32#include <endian.h> 33#endif 34 35#if __BYTE_ORDER == __BIG_ENDIAN 36extern unsigned int inswap_le32(unsigned int); 37 38#define SQUASHFS_INSWAP_COMP_OPTS(s) { \ 39 (s)->dictionary_size = inswap_le32((s)->dictionary_size); \ 40 (s)->flags = inswap_le32((s)->flags); \ 41} 42#else 43#define SQUASHFS_INSWAP_COMP_OPTS(s) 44#endif 45 46#define MEMLIMIT (32 * 1024 * 1024) 47 48struct bcj { 49 char *name; 50 lzma_vli id; 51 int selected; 52}; 53 54struct filter { 55 void *buffer; 56 lzma_filter filter[3]; 57 size_t length; 58}; 59 60struct xz_stream { 61 struct filter *filter; 62 int filters; 63 int dictionary_size; 64 lzma_options_lzma opt; 65}; 66 67struct comp_opts { 68 int dictionary_size; 69 int flags; 70}; 71#endif 72