1/* $NetBSD: nop_property.c,v 1.1.1.3 2019/12/22 12:34:07 skrll Exp $ */ 2 3// SPDX-License-Identifier: LGPL-2.1-or-later 4/* 5 * libfdt - Flat Device Tree manipulation 6 * Testcase for fdt_nop_property() 7 * Copyright (C) 2006 David Gibson, IBM Corporation. 8 */ 9 10#include <stdlib.h> 11#include <stdio.h> 12#include <string.h> 13#include <ctype.h> 14#include <stdint.h> 15 16#include <libfdt.h> 17 18#include "tests.h" 19#include "testdata.h" 20 21int main(int argc, char *argv[]) 22{ 23 void *fdt; 24 const uint32_t *intp; 25 const char *strp; 26 int err; 27 int lenerr; 28 29 test_init(argc, argv); 30 fdt = load_blob_arg(argc, argv); 31 32 intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1); 33 verbose_printf("int value was 0x%08x\n", *intp); 34 35 err = fdt_nop_property(fdt, 0, "prop-int"); 36 if (err) 37 FAIL("Failed to nop \"prop-int\": %s", fdt_strerror(err)); 38 39 intp = fdt_getprop(fdt, 0, "prop-int", &lenerr); 40 if (intp) 41 FAIL("prop-int still present after nopping"); 42 if (lenerr != -FDT_ERR_NOTFOUND) 43 FAIL("Unexpected error on second getprop: %s", fdt_strerror(err)); 44 45 strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1, 46 TEST_STRING_1); 47 verbose_printf("string value was \"%s\"\n", strp); 48 err = fdt_nop_property(fdt, 0, "prop-str"); 49 if (err) 50 FAIL("Failed to nop \"prop-str\": %s", fdt_strerror(err)); 51 52 strp = fdt_getprop(fdt, 0, "prop-str", &lenerr); 53 if (strp) 54 FAIL("prop-str still present after nopping"); 55 if (lenerr != -FDT_ERR_NOTFOUND) 56 FAIL("Unexpected error on second getprop: %s", fdt_strerror(err)); 57 58 PASS(); 59} 60