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fdt_empty_tree.c revision 1.1.1.2.4.2 
      1  1.1.1.2.4.2  jdolecek /*	$NetBSD: fdt_empty_tree.c,v 1.1.1.2.4.2 2017/12/03 11:38:02 jdolecek Exp $	*/
      2  1.1.1.2.4.2  jdolecek 
      3  1.1.1.2.4.2  jdolecek /*
      4  1.1.1.2.4.2  jdolecek  * libfdt - Flat Device Tree manipulation
      5  1.1.1.2.4.2  jdolecek  * Copyright (C) 2012 David Gibson, IBM Corporation.
      6  1.1.1.2.4.2  jdolecek  *
      7  1.1.1.2.4.2  jdolecek  * libfdt is dual licensed: you can use it either under the terms of
      8  1.1.1.2.4.2  jdolecek  * the GPL, or the BSD license, at your option.
      9  1.1.1.2.4.2  jdolecek  *
     10  1.1.1.2.4.2  jdolecek  *  a) This library is free software; you can redistribute it and/or
     11  1.1.1.2.4.2  jdolecek  *     modify it under the terms of the GNU General Public License as
     12  1.1.1.2.4.2  jdolecek  *     published by the Free Software Foundation; either version 2 of the
     13  1.1.1.2.4.2  jdolecek  *     License, or (at your option) any later version.
     14  1.1.1.2.4.2  jdolecek  *
     15  1.1.1.2.4.2  jdolecek  *     This library is distributed in the hope that it will be useful,
     16  1.1.1.2.4.2  jdolecek  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
     17  1.1.1.2.4.2  jdolecek  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     18  1.1.1.2.4.2  jdolecek  *     GNU General Public License for more details.
     19  1.1.1.2.4.2  jdolecek  *
     20  1.1.1.2.4.2  jdolecek  *     You should have received a copy of the GNU General Public
     21  1.1.1.2.4.2  jdolecek  *     License along with this library; if not, write to the Free
     22  1.1.1.2.4.2  jdolecek  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
     23  1.1.1.2.4.2  jdolecek  *     MA 02110-1301 USA
     24  1.1.1.2.4.2  jdolecek  *
     25  1.1.1.2.4.2  jdolecek  * Alternatively,
     26  1.1.1.2.4.2  jdolecek  *
     27  1.1.1.2.4.2  jdolecek  *  b) Redistribution and use in source and binary forms, with or
     28  1.1.1.2.4.2  jdolecek  *     without modification, are permitted provided that the following
     29  1.1.1.2.4.2  jdolecek  *     conditions are met:
     30  1.1.1.2.4.2  jdolecek  *
     31  1.1.1.2.4.2  jdolecek  *     1. Redistributions of source code must retain the above
     32  1.1.1.2.4.2  jdolecek  *        copyright notice, this list of conditions and the following
     33  1.1.1.2.4.2  jdolecek  *        disclaimer.
     34  1.1.1.2.4.2  jdolecek  *     2. Redistributions in binary form must reproduce the above
     35  1.1.1.2.4.2  jdolecek  *        copyright notice, this list of conditions and the following
     36  1.1.1.2.4.2  jdolecek  *        disclaimer in the documentation and/or other materials
     37  1.1.1.2.4.2  jdolecek  *        provided with the distribution.
     38  1.1.1.2.4.2  jdolecek  *
     39  1.1.1.2.4.2  jdolecek  *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
     40  1.1.1.2.4.2  jdolecek  *     CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
     41  1.1.1.2.4.2  jdolecek  *     INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     42  1.1.1.2.4.2  jdolecek  *     MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     43  1.1.1.2.4.2  jdolecek  *     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     44  1.1.1.2.4.2  jdolecek  *     CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     45  1.1.1.2.4.2  jdolecek  *     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     46  1.1.1.2.4.2  jdolecek  *     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     47  1.1.1.2.4.2  jdolecek  *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     48  1.1.1.2.4.2  jdolecek  *     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     49  1.1.1.2.4.2  jdolecek  *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     50  1.1.1.2.4.2  jdolecek  *     OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
     51  1.1.1.2.4.2  jdolecek  *     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     52  1.1.1.2.4.2  jdolecek  */
     53  1.1.1.2.4.2  jdolecek #include "libfdt_env.h"
     54  1.1.1.2.4.2  jdolecek 
     55  1.1.1.2.4.2  jdolecek #include <fdt.h>
     56  1.1.1.2.4.2  jdolecek #include <libfdt.h>
     57  1.1.1.2.4.2  jdolecek 
     58  1.1.1.2.4.2  jdolecek #include "libfdt_internal.h"
     59  1.1.1.2.4.2  jdolecek 
     60  1.1.1.2.4.2  jdolecek int fdt_create_empty_tree(void *buf, int bufsize)
     61  1.1.1.2.4.2  jdolecek {
     62  1.1.1.2.4.2  jdolecek 	int err;
     63  1.1.1.2.4.2  jdolecek 
     64  1.1.1.2.4.2  jdolecek 	err = fdt_create(buf, bufsize);
     65  1.1.1.2.4.2  jdolecek 	if (err)
     66  1.1.1.2.4.2  jdolecek 		return err;
     67  1.1.1.2.4.2  jdolecek 
     68  1.1.1.2.4.2  jdolecek 	err = fdt_finish_reservemap(buf);
     69  1.1.1.2.4.2  jdolecek 	if (err)
     70  1.1.1.2.4.2  jdolecek 		return err;
     71  1.1.1.2.4.2  jdolecek 
     72  1.1.1.2.4.2  jdolecek 	err = fdt_begin_node(buf, "");
     73  1.1.1.2.4.2  jdolecek 	if (err)
     74  1.1.1.2.4.2  jdolecek 		return err;
     75  1.1.1.2.4.2  jdolecek 
     76  1.1.1.2.4.2  jdolecek 	err =  fdt_end_node(buf);
     77  1.1.1.2.4.2  jdolecek 	if (err)
     78  1.1.1.2.4.2  jdolecek 		return err;
     79  1.1.1.2.4.2  jdolecek 
     80  1.1.1.2.4.2  jdolecek 	err = fdt_finish(buf);
     81  1.1.1.2.4.2  jdolecek 	if (err)
     82  1.1.1.2.4.2  jdolecek 		return err;
     83  1.1.1.2.4.2  jdolecek 
     84  1.1.1.2.4.2  jdolecek 	return fdt_open_into(buf, buf, bufsize);
     85  1.1.1.2.4.2  jdolecek }
     86  1.1.1.2.4.2  jdolecek 
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