text: /*
   * libfdt - Flat Device Tree manipulation
   *	Testcase for fdt_delprop()
   * 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 <fdt.h>
  #include <libfdt.h>
  
  #include "tests.h"
  #include "testdata.h"
  
  int main(int argc, char *argv[])
  {
  	void *fdt;
  	const uint32_t *intp;
  	const char *strp;
  	int err, lenerr;
  	int oldsize, delsize, newsize;
  
  	test_init(argc, argv);
  	fdt = load_blob_arg(argc, argv);
  
  	fdt = open_blob_rw(fdt);
  
  	oldsize = fdt_totalsize(fdt);
  
  	intp = check_getprop_cell(fdt, 0, "prop-int", TEST_VALUE_1);
  	verbose_printf("int value was 0x%08x\n", *intp);
  
  	err = fdt_delprop(fdt, 0, "prop-int");
  	if (err)
  		FAIL("Failed to delete \"prop-int\": %s", fdt_strerror(err));
  
  	intp = fdt_getprop(fdt, 0, "prop-int", &lenerr);
  	if (intp)
  		FAIL("prop-int still present after deletion");
  	if (lenerr != -FDT_ERR_NOTFOUND)
  		FAIL("Unexpected error on second getprop: %s",
  		     fdt_strerror(lenerr));
  
  	strp = check_getprop(fdt, 0, "prop-str", strlen(TEST_STRING_1)+1,
  			     TEST_STRING_1);
  	verbose_printf("string value was \"%s\"\n", strp);
  	err = fdt_delprop(fdt, 0, "prop-str");
  	if (err)
  		FAIL("Failed to delete \"prop-str\": %s", fdt_strerror(err));
  
  	strp = fdt_getprop(fdt, 0, "prop-str", &lenerr);
  	if (strp)
  		FAIL("prop-str still present after deletion");
  	if (lenerr != -FDT_ERR_NOTFOUND)
  		FAIL("Unexpected error on second getprop: %s",
  		     fdt_strerror(lenerr));
  
  	delsize = fdt_totalsize(fdt);
  
  	err = fdt_pack(fdt);
  	if (err)
  		FAIL("fdt_pack(): %s\n", 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();
  }
  