1 /*

     2  * dumptrees - utility for libfdt testing

     3  *

     4  * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation.  2006.

     5  *

     6  *

     7  * This program is free software; you can redistribute it and/or

     8  * modify it under the terms of the GNU General Public License as

     9  * published by the Free Software Foundation; either version 2 of the

    10  * License, or (at your option) any later version.

    11  *

    12  *  This program is distributed in the hope that it will be useful,

    13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of

    14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    15  *  General Public License for more details.

    16  *

    17  *  You should have received a copy of the GNU General Public License

    18  *  along with this program; if not, write to the Free Software

    19  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307

    20  *                                                                   USA

    21  */

    22 #include <stdio.h>

    23 #include <stdlib.h>

    24 #include <unistd.h>

    25 #include <fcntl.h>

    26 #include <stdint.h>

    27 

    28 #include <fdt.h>

    29 #include <libfdt.h>

    30 #include <libfdt_env.h>

    31 

    32 #include "testdata.h"

    33 

    34 struct {

    35 	void *blob;

    36 	const char *filename;

    37 } trees[] = {

    38 #define TREE(name)	{ &_##name, #name ".dtb" }

    39 	TREE(test_tree1),

    40 	TREE(bad_node_char), TREE(bad_node_format), TREE(bad_prop_char),

    41 };

    42 

    43 #define NUM_TREES	(sizeof(trees) / sizeof(trees[0]))

    44 

    45 int main(int argc, char *argv[])

    46 {

    47 	int i;

    48 

    49 	for (i = 0; i < NUM_TREES; i++) {

    50 		void *blob = trees[i].blob;

    51 		const char *filename = trees[i].filename;

    52 		int size;

    53 		int fd;

    54 		int ret;

    55 

    56 		size = fdt_totalsize(blob);

    57 

    58 		printf("Tree \"%s\", %d bytes\n", filename, size);

    59 

    60 		fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0666);

    61 		if (fd < 0)

    62 			perror("open()");

    63 

    64 		ret = write(fd, blob, size);

    65 		if (ret != size)

    66 			perror("write()");

    67 

    68 		close(fd);

    69 	}

    70 	exit(0);

    71 }