libtests/libiofdopen/init.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  * Copyright (c) 2024 Contemporary Software, Chris Johns
0005  *
0006  * Redistribution and use in source and binary forms, with or without
0007  * modification, are permitted provided that the following conditions
0008  * are met:
0009  * 1. Redistributions of source code must retain the above copyright
0010  *    notice, this list of conditions and the following disclaimer.
0011  * 2. Redistributions in binary form must reproduce the above copyright
0012  *    notice, this list of conditions and the following disclaimer in the
0013  *    documentation and/or other materials provided with the distribution.
0014  *
0015  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0016  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0017  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0018  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0019  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0020  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0021  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0023  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0024  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0025  * POSSIBILITY OF SUCH DAMAGE.
0026  */
0027
0028 #ifdef HAVE_CONFIG_H
0029 #include "config.h"
0030 #endif
0031
0032 #include "tmacros.h"
0033
0034 #include <errno.h>
0035 #include <fcntl.h>
0036 #include <stdio.h>
0037
0038 #include <rtems/libio_.h>
0039
0040 /* Use assert() not rtems_test_assert() since it uses exit() */
0041 #include <assert.h>
0042
0043 #include <rtems.h>
0044
0045 const char rtems_test_name[] = "LIBIO FD OPEN";
0046
0047 #define NUMOF(_a) (sizeof(_a) / sizeof(_a[0]))
0048
0049 static void Init(rtems_task_argument arg)
0050 {
0051   int fd[10];
0052   int i;
0053   int base_count;
0054
0055   TEST_BEGIN();
0056
0057   for (i = 0; i < NUMOF(fd); i++) {
0058     fd[i] = -1;
0059   }
0060
0061   base_count = rtems_libio_count_open_iops();
0062
0063   fd[0] = open("/x123", O_WRONLY | O_TRUNC | O_CREAT, 0x777);
0064   rtems_test_assert(fd[0] != -1);
0065   rtems_test_assert(rtems_libio_count_open_iops() == 3 + 1);
0066   rtems_test_assert(write(fd[0], "0123456789\n", 11) == 11);
0067   rtems_test_assert(close(fd[0]) == 0);
0068
0069   for (i = 0; i < 5; ++i) {
0070     fd[i] = open("/x123", O_RDONLY);
0071     rtems_test_assert(fd[i] >= 0);
0072     rtems_test_assert(rtems_libio_count_open_iops() == base_count + i + 1);
0073   }
0074
0075   for (i = 5; i < 10; ++i) {
0076     fd[i] = open("/x123", O_RDONLY);
0077     rtems_test_assert(fd[i] >= 0);
0078     rtems_test_assert(rtems_libio_count_open_iops() == base_count + i + 1);
0079   }
0080
0081   for (i = 0; i < 10; ++i) {
0082     rtems_test_assert(close(fd[i]) == 0);
0083   }
0084
0085   TEST_END();
0086 }
0087
0088 #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
0089 #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
0090
0091 #define CONFIGURE_USE_MINIIMFS_AS_BASE_FILESYSTEM
0092 #define CONFIGURE_MAXIMUM_FILE_DESCRIPTORS 13
0093
0094 #define CONFIGURE_MAXIMUM_TASKS 1
0095
0096 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE
0097
0098 #define CONFIGURE_INIT
0099
0100 #include <rtems/confdefs.h>