libtests/deviceio01/init.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  *  COPYRIGHT (c) 1989-2012.
0005  *  On-Line Applications Research Corporation (OAR).
0006  *
0007  * Redistribution and use in source and binary forms, with or without
0008  * modification, are permitted provided that the following conditions
0009  * are met:
0010  * 1. Redistributions of source code must retain the above copyright
0011  *    notice, this list of conditions and the following disclaimer.
0012  * 2. Redistributions in binary form must reproduce the above copyright
0013  *    notice, this list of conditions and the following disclaimer in the
0014  *    documentation and/or other materials provided with the distribution.
0015  *
0016  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0017  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0018  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0019  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0020  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0021  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0022  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0023  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0024  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0025  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0026  * POSSIBILITY OF SUCH DAMAGE.
0027  */
0028
0029 #ifdef HAVE_CONFIG_H
0030 #include "config.h"
0031 #endif
0032
0033 #include <tmacros.h>
0034 #include "test_support.h"
0035 #include <errno.h>
0036 #include <unistd.h>
0037 #include <sys/types.h>
0038 #include <sys/stat.h>
0039 #include <sys/ioctl.h>
0040 #include <fcntl.h>
0041 #include "test_driver.h"
0042 #include <rtems/devnull.h>
0043
0044 const char rtems_test_name[] = "DEVICEIO 1";
0045
0046 static rtems_task Init(
0047   rtems_task_argument argument
0048 )
0049 {
0050   int status;
0051   int fdr = 0, fdw = 0;
0052   char buf[10];
0053
0054   TEST_BEGIN();
0055
0056   puts( "Init - attempt to open the /dev/test WR mode -- OK" );
0057   fdw = open( "/dev/test", O_WRONLY );
0058   rtems_test_assert( fdw != -1 );
0059
0060   puts( "Init - attempt to write to /dev/test - expect ENOSYS" );
0061   status = write( fdw, "data", 10 );
0062   rtems_test_assert( status == -1 );
0063   rtems_test_assert( errno == ENOSYS );
0064
0065   puts( "Init - attempt to open the /dev/test RD mode -- OK" );
0066   fdr = open( "/dev/test", O_RDONLY );
0067   rtems_test_assert( fdr != -1 );
0068
0069   puts( "Init - attempt to read from /dev/test - expect ENOSYS" );
0070   status = read( fdr, buf, 10 );
0071   rtems_test_assert( status == -1 );
0072   rtems_test_assert( errno == ENOSYS );
0073
0074   puts( "Init - attempt ioctl on the device - expect ENOSYS" );
0075   status = ioctl( fdr, -1 );
0076   rtems_test_assert( status == -1 );
0077   rtems_test_assert( errno == ENOSYS );
0078
0079   TEST_END();
0080   rtems_test_exit(0);
0081 }
0082
0083 /* configuration information */
0084
0085 #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
0086 #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
0087 #define CONFIGURE_APPLICATION_EXTRA_DRIVERS TEST_DRIVER_TABLE_ENTRY
0088
0089 #define CONFIGURE_MAXIMUM_FILE_DESCRIPTORS 5
0090
0091 #define CONFIGURE_MAXIMUM_TASKS             1
0092 #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
0093
0094 #define CONFIGURE_RTEMS_INIT_TASKS_TABLE
0095
0096 #define CONFIGURE_INIT
0097 #include <rtems/confdefs.h>
0098 /* end of file */