/* $NetBSD: set_name.c,v 1.1.1.3 2019/12/22 12:34:07 skrll Exp $ */ // SPDX-License-Identifier: LGPL-2.1-or-later /* * libfdt - Flat Device Tree manipulation * Testcase for fdt_set_name() * Copyright (C) 2006 David Gibson, IBM Corporation. */ #include #include #include #include #include #include "tests.h" #include "testdata.h" static void check_set_name(void *fdt, const char *path, const char *newname) { int offset; const char *getname, *oldname; int len, err; oldname = strrchr(path, '/'); if (!oldname) TEST_BUG(); oldname += 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 (strcmp(getname, oldname) != 0) FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"", path, getname, oldname); if (len != strlen(getname)) FAIL("fdt_get_name(%s) returned length %d instead of %zd", path, len, strlen(getname)); err = fdt_set_name(fdt, offset, newname); if (err) FAIL("fdt_set_name(%d, \"%s\"): %s", offset, newname, fdt_strerror(err)); getname = fdt_get_name(fdt, offset, &len); if (!getname) FAIL("fdt_get_name(%d): %s", offset, fdt_strerror(len)); if (strcmp(getname, newname) != 0) FAIL("fdt_get_name(%s) returned \"%s\" instead of \"%s\"", path, getname, newname); if (len != strlen(getname)) FAIL("fdt_get_name(%s) returned length %d instead of %zd", path, len, strlen(getname)); } int main(int argc, char *argv[]) { void *fdt; test_init(argc, argv); fdt = load_blob_arg(argc, argv); fdt = open_blob_rw(fdt); check_set_name(fdt, "/subnode@1", "subnode@17"); check_set_name(fdt, "/subnode@2/subsubnode@0", "fred@0"); check_set_name(fdt, "/subnode@17/subsubnode", "something@0"); PASS(); }