1 /* 2 * libfdt - Flat Device Tree manipulation 3 * Testcase for behaviour on searching for a non-existent node 4 * Copyright (C) 2006 David Gibson, IBM Corporation. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public License 8 * as published by the Free Software Foundation; either version 2.1 of 9 * the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 #include <stdlib.h> 21 #include <stdio.h> 22 #include <string.h> 23 #include <stdint.h> 24 25 #include <libfdt.h> 26 27 #include "tests.h" 28 #include "testdata.h" 29 30 static void check_error(const char *s, int err) 31 { 32 if (err != -FDT_ERR_NOTFOUND) 33 FAIL("%s return error %s instead of -FDT_ERR_NOTFOUND", s, 34 fdt_strerror(err)); 35 } 36 37 int main(int argc, char *argv[]) 38 { 39 void *fdt; 40 int offset; 41 int subnode1_offset; 42 int lenerr; 43 44 test_init(argc, argv); 45 fdt = load_blob_arg(argc, argv); 46 47 fdt_get_property(fdt, 0, "nonexistant-property", &lenerr); 48 check_error("fdt_get_property(\"nonexistant-property\")", lenerr); 49 50 fdt_getprop(fdt, 0, "nonexistant-property", &lenerr); 51 check_error("fdt_getprop(\"nonexistant-property\"", lenerr); 52 53 subnode1_offset = fdt_subnode_offset(fdt, 0, "subnode@1"); 54 if (subnode1_offset < 0) 55 FAIL("Couldn't find subnode1: %s", fdt_strerror(subnode1_offset)); 56 57 fdt_getprop(fdt, subnode1_offset, "prop-str", &lenerr); 58 check_error("fdt_getprop(\"prop-str\")", lenerr); 59 60 offset = fdt_subnode_offset(fdt, 0, "nonexistant-subnode"); 61 check_error("fdt_subnode_offset(\"nonexistant-subnode\")", offset); 62 63 offset = fdt_subnode_offset(fdt, 0, "subsubnode"); 64 check_error("fdt_subnode_offset(\"subsubnode\")", offset); 65 66 offset = fdt_path_offset(fdt, "/nonexistant-subnode"); 67 check_error("fdt_path_offset(\"/nonexistant-subnode\")", offset); 68 69 PASS(); 70 } 71
