px4-firmware/apps/examples/nxflat/tests/struct/struct_main.c

110 lines
3.8 KiB
C

/****************************************************************************
* examples/nxflat/tests/struct/struct_main.c
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include "struct.h"
/****************************************************************************
* Public Data
****************************************************************************/
const struct struct_dummy_s dummy_struct =
{
DUMMY_SCALAR_VALUE3
};
int dummy_scalar = DUMMY_SCALAR_VALUE2;
/****************************************************************************
* Public Functions
****************************************************************************/
int main(int argc, char **argv)
{
const struct struct_s *mystruct = getstruct();
printf("Calling getstruct()\n");
mystruct = getstruct();
printf("getstruct returned %p\n", mystruct);
printf(" n = %d (vs %d) %s\n",
mystruct->n, DUMMY_SCALAR_VALUE1,
mystruct->n == DUMMY_SCALAR_VALUE1 ? "PASS" : "FAIL");
printf(" pn = %p (vs %p) %s\n",
mystruct->pn, &dummy_scalar,
mystruct->pn == &dummy_scalar ? "PASS" : "FAIL");
if (mystruct->pn == &dummy_scalar)
{
printf(" *pn = %d (vs %d) %s\n",
*mystruct->pn, DUMMY_SCALAR_VALUE2,
*mystruct->pn == DUMMY_SCALAR_VALUE2 ? "PASS" : "FAIL");
}
printf(" ps = %p (vs %p) %s\n",
mystruct->ps, &dummy_struct,
mystruct->ps == &dummy_struct ? "PASS" : "FAIL");
if (mystruct->ps == &dummy_struct)
{
printf(" ps->n = %d (vs %d) %s\n",
mystruct->ps->n, DUMMY_SCALAR_VALUE3,
mystruct->ps->n == DUMMY_SCALAR_VALUE3 ? "PASS" : "FAIL");
}
printf(" pf = %p (vs %p) %s\n",
mystruct->pf, dummyfunc,
mystruct->pf == dummyfunc ? "PASS" : "FAIL");
if (mystruct->pf == dummyfunc)
{
printf("Calling mystruct->pf()\n");
mystruct->pf();
}
printf("Exit-ing\n");
return 0;
}
void dummyfunc(void)
{
printf("In dummyfunc() -- PASS\n");
}