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// SPDX-License-Identifier: LGPL-2.1-or-later
/*
* libfdt - Flat Device Tree manipulation
* Testcase for fdt_get_name()
* Copyright (C) 2006 David Gibson, IBM Corporation.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <libfdt.h>
#include "tests.h"
#include "testdata.h"
static void check_name(void *fdt, const char *path)
{
int offset;
const char *getname, *getname2, *checkname;
int len;
checkname = strrchr(path, '/');
if (!checkname)
TEST_BUG();
checkname += 1;
offset = fdt_path_offset(fdt, path);
if (offset < 0)
FAIL("Couldn't find %s", path);
getname = fdt_get_name(fdt, offset, &len);
verbose_printf("fdt_get_name(%d) returns \"%s\" (len=%d)\n",
offset, getname, len);
if (!getname)
FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len));
if (len < 0)
FAIL("negative name length (%d) for returned node name\n", len);
if (strcmp(getname, checkname) != 0)
FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"",
path, getname, checkname);
if ((unsigned)len != strlen(getname))
FAIL("fdt_get_name(%s) returned length %d instead of %zd",
path, len, strlen(getname));
/* Now check that it doesn't break if we omit len */
getname2 = fdt_get_name(fdt, offset, NULL);
if (!getname2)
FAIL("fdt_get_name(%d, NULL) failed", offset);
if (strcmp(getname2, getname) != 0)
FAIL("fdt_get_name(%d, NULL) returned \"%s\" instead of \"%s\"",
offset, getname2, getname);
}
int main(int argc, char *argv[])
{
void *fdt;
test_init(argc, argv);
fdt = load_blob_arg(argc, argv);
check_name(fdt, "/");
check_name(fdt, "/subnode@1");
check_name(fdt, "/subnode@2");
check_name(fdt, "/subnode@1/subsubnode");
check_name(fdt, "/subnode@2/subsubnode@0");
PASS();
}