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55 lines
1.7 KiB
55 lines
1.7 KiB
#ifndef DECOMPRESSOR_H
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#define DECOMPRESSOR_H
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/*
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* Squashfs - a compressed read only filesystem for Linux
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*
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* Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
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* Phillip Lougher <phillip@lougher.demon.co.uk>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2,
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* or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* decompressor.h
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*/
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struct squashfs_decompressor {
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void *(*init)(struct squashfs_sb_info *);
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void (*free)(void *);
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int (*decompress)(struct squashfs_sb_info *, void **,
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struct buffer_head **, int, int, int, int, int);
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int id;
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char *name;
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int supported;
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};
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static inline void *squashfs_decompressor_init(struct squashfs_sb_info *msblk)
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{
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return msblk->decompressor->init(msblk);
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}
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static inline void squashfs_decompressor_free(struct squashfs_sb_info *msblk,
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void *s)
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{
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if (msblk->decompressor)
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msblk->decompressor->free(s);
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}
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static inline int squashfs_decompress(struct squashfs_sb_info *msblk,
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void **buffer, struct buffer_head **bh, int b, int offset, int length,
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int srclength, int pages)
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{
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return msblk->decompressor->decompress(msblk, buffer, bh, b, offset,
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length, srclength, pages);
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}
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#endif
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