xref: /openbmc/u-boot/fs/jffs2/compr_zlib.c (revision b9553986)
1 /*
2  * JFFS2 -- Journalling Flash File System, Version 2.
3  *
4  * Copyright (C) 2001 Red Hat, Inc.
5  *
6  * Created by David Woodhouse <dwmw2@cambridge.redhat.com>
7  *
8  * The original JFFS, from which the design for JFFS2 was derived,
9  * was designed and implemented by Axis Communications AB.
10  *
11  * The contents of this file are subject to the Red Hat eCos Public
12  * License Version 1.1 (the "Licence"); you may not use this file
13  * except in compliance with the Licence.  You may obtain a copy of
14  * the Licence at http://www.redhat.com/
15  *
16  * Software distributed under the Licence is distributed on an "AS IS"
17  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
18  * See the Licence for the specific language governing rights and
19  * limitations under the Licence.
20  *
21  * The Original Code is JFFS2 - Journalling Flash File System, version 2
22  *
23  * Alternatively, the contents of this file may be used under the
24  * terms of the GNU General Public License version 2 (the "GPL"), in
25  * which case the provisions of the GPL are applicable instead of the
26  * above.  If you wish to allow the use of your version of this file
27  * only under the terms of the GPL and not to allow others to use your
28  * version of this file under the RHEPL, indicate your decision by
29  * deleting the provisions above and replace them with the notice and
30  * other provisions required by the GPL.  If you do not delete the
31  * provisions above, a recipient may use your version of this file
32  * under either the RHEPL or the GPL.
33  *
34  * $Id: compr_zlib.c,v 1.2 2002/01/24 22:58:42 rfeany Exp $
35  *
36  */
37 
38 #include <common.h>
39 #include <config.h>
40 #include <jffs2/jffs2.h>
41 #include <jffs2/mini_inflate.h>
42 
43 long zlib_decompress(unsigned char *data_in, unsigned char *cpage_out,
44 		      __u32 srclen, __u32 destlen)
45 {
46     return (decompress_block(cpage_out, data_in + 2, (void *) ldr_memcpy));
47 
48 }
49