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/*
* libfdt - Flat Device Tree manipulation
* Testcase for fdt_nop_node()
* Copyright (C) 2006 David Gibson, IBM Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdint.h>
#include <libfdt.h>
#include "tests.h"
#include "testdata.h"
int main(int argc, char *argv[])
{
void *fdt;
int subnode1_offset, subnode2_offset, subsubnode2_offset;
int err;
int oldsize, delsize, newsize;
test_init(argc, argv);
fdt = load_blob_arg(argc, argv);
fdt = open_blob_rw(fdt);
oldsize = fdt_totalsize(fdt);
subnode1_offset = fdt_path_offset(fdt, "/subnode@1");
if (subnode1_offset < 0)
FAIL("Couldn't find \"/subnode@1\": %s",
fdt_strerror(subnode1_offset));
check_getprop_cell(fdt, subnode1_offset, "prop-int", TEST_VALUE_1);
subnode2_offset = fdt_path_offset(fdt, "/subnode@2");
if (subnode2_offset < 0)
FAIL("Couldn't find \"/subnode@2\": %s",
fdt_strerror(subnode2_offset));
check_getprop_cell(fdt, subnode2_offset, "prop-int", TEST_VALUE_2);
subsubnode2_offset = fdt_path_offset(fdt, "/subnode@2/subsubnode");
if (subsubnode2_offset < 0)
FAIL("Couldn't find \"/subnode@2/subsubnode\": %s",
fdt_strerror(subsubnode2_offset));
check_getprop_cell(fdt, subsubnode2_offset, "prop-int", TEST_VALUE_2);
err = fdt_del_node(fdt, subnode1_offset);
if (err)
FAIL("fdt_del_node(subnode1): %s", fdt_strerror(err));
subnode1_offset = fdt_path_offset(fdt, "/subnode@1");
if (subnode1_offset != -FDT_ERR_NOTFOUND)
FAIL("fdt_path_offset(subnode1) returned \"%s\" instead of \"%s\"",
fdt_strerror(subnode1_offset),
fdt_strerror(-FDT_ERR_NOTFOUND));
subnode2_offset = fdt_path_offset(fdt, "/subnode@2");
if (subnode2_offset < 0)
FAIL("Couldn't find \"/subnode2\": %s",
fdt_strerror(subnode2_offset));
check_getprop_cell(fdt, subnode2_offset, "prop-int", TEST_VALUE_2);
subsubnode2_offset = fdt_path_offset(fdt, "/subnode@2/subsubnode");
if (subsubnode2_offset < 0)
FAIL("Couldn't find \"/subnode@2/subsubnode\": %s",
fdt_strerror(subsubnode2_offset));
check_getprop_cell(fdt, subsubnode2_offset, "prop-int", TEST_VALUE_2);
err = fdt_del_node(fdt, subnode2_offset);
if (err)
FAIL("fdt_del_node(subnode2): %s", fdt_strerror(err));
subnode1_offset = fdt_path_offset(fdt, "/subnode@1");
if (subnode1_offset != -FDT_ERR_NOTFOUND)
FAIL("fdt_path_offset(subnode1) returned \"%s\" instead of \"%s\"",
fdt_strerror(subnode1_offset),
fdt_strerror(-FDT_ERR_NOTFOUND));
subnode2_offset = fdt_path_offset(fdt, "/subnode@2");
if (subnode2_offset != -FDT_ERR_NOTFOUND)
FAIL("fdt_path_offset(subnode2) returned \"%s\" instead of \"%s\"",
fdt_strerror(subnode2_offset),
fdt_strerror(-FDT_ERR_NOTFOUND));
subsubnode2_offset = fdt_path_offset(fdt, "/subnode@2/subsubnode");
if (subsubnode2_offset != -FDT_ERR_NOTFOUND)
FAIL("fdt_path_offset(subsubnode2) returned \"%s\" instead of \"%s\"",
fdt_strerror(subsubnode2_offset),
fdt_strerror(-FDT_ERR_NOTFOUND));
delsize = fdt_totalsize(fdt);
err = fdt_pack(fdt);
if (err)
FAIL("fdt_pack(): %s", fdt_strerror(err));
newsize = fdt_totalsize(fdt);
verbose_printf("oldsize = %d, delsize = %d, newsize = %d\n",
oldsize, delsize, newsize);
if (newsize >= oldsize)
FAIL("Tree failed to shrink after deletions");
PASS();
}
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