/*
* Copyright (c) 2012 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Obere Lagerstr. 30
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "tmacros.h"
#include <sys/stat.h>
#include <errno.h>
#include <string.h>
#include <stdint.h>
#include <unistd.h>
#include <fcntl.h>
#include <rtems/libio.h>
#include <rtems/blkdev.h>
#include <rtems/dosfs.h>
#include <rtems/ramdisk.h>
const char rtems_test_name[] = "FSDOSFSSYNC 1";
static void create_file(const char *file)
{
int fd;
int rv;
fd = creat(file, S_IRWXU | S_IRWXG | S_IRWXO);
rtems_test_assert(fd >= 0);
rv = fsync(fd);
rtems_test_assert(rv == 0);
rv = close(fd);
rtems_test_assert(rv == 0);
}
static void write_to_file(const char *file, bool sync)
{
int fd;
char buf [1];
ssize_t n;
off_t pos;
int rv;
fd = open(file, O_RDWR);
rtems_test_assert(fd >= 0);
n = write(fd, buf, sizeof(buf));
rtems_test_assert(n == (ssize_t) sizeof(buf));
pos = lseek(fd, 0, SEEK_END);
rtems_test_assert(pos == sizeof(buf));
if (sync) {
rv = fsync(fd);
rtems_test_assert(rv == 0);
}
rv = close(fd);
rtems_test_assert(rv == 0);
}
static void check_file_size(const char *file, off_t size)
{
int fd;
off_t pos;
int rv;
fd = open(file, O_RDWR);
rtems_test_assert(fd >= 0);
pos = lseek(fd, 0, SEEK_END);
rtems_test_assert(pos == size);
rv = close(fd);
rtems_test_assert(rv == 0);
}
static void test(const char *rda, const char *mnt, const char *file)
{
static const msdos_format_request_param_t rqdata = {
.quick_format = true,
.sync_device = true
};
int disk_fd;
int rv;
disk_fd = open(rda, O_RDWR);
rtems_test_assert(disk_fd >= 0);
rv = msdos_format(rda, &rqdata);
rtems_test_assert(rv == 0);
rv = mount_and_make_target_path(
rda,
mnt,
RTEMS_FILESYSTEM_TYPE_DOSFS,
RTEMS_FILESYSTEM_READ_WRITE,
NULL
);
rtems_test_assert(rv == 0);
create_file(file);
rv = rtems_disk_fd_purge(disk_fd);
rtems_test_assert(rv == 0);
write_to_file(file, false);
rv = rtems_disk_fd_purge(disk_fd);
rtems_test_assert(rv == 0);
check_file_size(file, 0);
write_to_file(file, true);
rv = rtems_disk_fd_purge(disk_fd);
rtems_test_assert(rv == 0);
check_file_size(file, 1);
rv = unmount(mnt);
rtems_test_assert(rv == 0);
rv = close(disk_fd);
rtems_test_assert(rv == 0);
}
static void Init(rtems_task_argument arg)
{
TEST_BEGIN();
test("/dev/rda", "/mnt", "/mnt/file");
TEST_END();
rtems_test_exit(0);
}
rtems_ramdisk_config rtems_ramdisk_configuration [] = {
{ .block_size = 512, .block_num = 1024 }
};
size_t rtems_ramdisk_configuration_size = 1;
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_EXTRA_DRIVERS RAMDISK_DRIVER_TABLE_ENTRY
#define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK
#define CONFIGURE_MAXIMUM_FILE_DESCRIPTORS 6
#define CONFIGURE_FILESYSTEM_DOSFS
#define CONFIGURE_MAXIMUM_TASKS 2
#define CONFIGURE_EXTRA_TASK_STACKS (8 * 1024)
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_FLOATING_POINT
#define CONFIGURE_INIT
#include <rtems/confdefs.h>