int main(void)
{
struct ramdisk_struct *simulated_disk;
simulated_disk = create_ramdisk(RAMDISK_SIZE, DEFAULT_LBA_SHIFT);
if (!simulated_disk) {
fprintf(stderr, "error initializing ramdisk");
return -1;
}
start_simulation(simulated_disk);
destroy_ramdisk(simulated_disk);
return 0;
}
int mount_main(int argc, char *argv[])
{
int ret;
#ifndef CONFIG_EXAMPLES_MOUNT_DEVNAME
/* Create a RAM disk for the test */
ret = create_ramdisk();
if (ret < 0)
{
printf("mount_main: ERROR failed to create RAM disk\n");
return 1;
}
#endif
/* Mount the test file system (see arch/sim/src/up_deviceimage.c */
printf("mount_main: mounting %s filesystem at target=%s with source=%s\n",
g_filesystemtype, g_target, g_source);
ret = mount(g_source, g_target, g_filesystemtype, 0, NULL);
printf("mount_main: mount() returned %d\n", ret);
if (ret == 0)
{
show_statfs(g_mntdir);
show_statfs(g_target);
#ifdef CONFIG_EXAMPLES_MOUNT_DEVNAME
/* Read a test file that is already on the test file system image */
show_directories("", 0);
succeed_stat(g_testfile1);
show_statfs(g_testfile1);
read_test_file(g_testfile1);
#else
/* Create the test directory that would have been on the canned filesystem */
succeed_mkdir(g_testdir1);
show_directories("", 0);
succeed_stat(g_testdir1);
show_statfs(g_testdir1);
#endif
/* Write a test file into a pre-existing directory on the test file system */
fail_stat(g_testfile2, ENOENT);
write_test_file(g_testfile2);
show_directories("", 0);
succeed_stat(g_testfile2);
show_statfs(g_testfile2);
/* Read the file that we just wrote */
read_test_file(g_testfile2);
/* Try rmdir() against a file on the directory. It should fail with ENOTDIR */
#ifdef CONFIG_EXAMPLES_MOUNT_DEVNAME
fail_rmdir(g_testfile1, ENOTDIR);
#endif
/* Try rmdir() against the test directory. It should fail with ENOTEMPTY */
fail_rmdir(g_testdir1, ENOTEMPTY);
/* Try unlink() against the test directory. It should fail with EISDIR */
fail_unlink(g_testdir1, EISDIR);
/* Try unlink() against the test file1. It should succeed. */
#ifdef CONFIG_EXAMPLES_MOUNT_DEVNAME
succeed_unlink(g_testfile1);
fail_stat(g_testfile1, ENOENT);
show_directories("", 0);
#endif
/* Attempt to open testfile1 should fail with ENOENT */
#ifdef CONFIG_EXAMPLES_MOUNT_DEVNAME
fail_read_open(g_testfile1, ENOENT);
#endif
/* Try rmdir() against the test directory. It should still fail with ENOTEMPTY */
fail_rmdir(g_testdir1, ENOTEMPTY);
/* Try mkdir() against the test file2. It should fail with EEXIST. */
fail_mkdir(g_testfile2, EEXIST);
/* Try unlink() against the test file2. It should succeed. */
succeed_unlink(g_testfile2);
show_directories("", 0);
fail_stat(g_testfile2, ENOENT);
/* Try mkdir() against the test dir1. It should fail with EEXIST. */
fail_mkdir(g_testdir1, EEXIST);
/* Try rmdir() against the test directory. mkdir should now succeed. */
succeed_rmdir(g_testdir1);
show_directories("", 0);
fail_stat(g_testdir1, ENOENT);
/* Try mkdir() against the test dir2. It should succeed */
succeed_mkdir(g_testdir2);
show_directories("", 0);
succeed_stat(g_testdir2);
show_statfs(g_testdir2);
/* Try mkdir() against the test dir2. It should fail with EXIST */
fail_mkdir(g_testdir2, EEXIST);
/* Write a test file into a new directory on the test file system */
fail_stat(g_testfile3, ENOENT);
write_test_file(g_testfile3);
show_directories("", 0);
succeed_stat(g_testfile3);
show_statfs(g_testfile3);
/* Read the file that we just wrote */
read_test_file(g_testfile3);
/* Use mkdir() to create test dir3. It should succeed */
fail_stat(g_testdir3, ENOENT);
succeed_mkdir(g_testdir3);
show_directories("", 0);
succeed_stat(g_testdir3);
show_statfs(g_testdir3);
/* Try rename() on the root directory. Should fail with EXDEV*/
fail_rename(g_target, g_testdir4, EXDEV);
/* Try rename() to an existing directory. Should fail with EEXIST */
fail_rename(g_testdir2, g_testdir3, EEXIST);
/* Try rename() to a non-existing directory. Should succeed */
fail_stat(g_testdir4, ENOENT);
succeed_rename(g_testdir3, g_testdir4);
show_directories("", 0);
fail_stat(g_testdir3, ENOENT);
succeed_stat(g_testdir4);
show_statfs(g_testdir4);
/* Try rename() of file. Should work. */
fail_stat(g_testfile4, ENOENT);
succeed_rename(g_testfile3, g_testfile4);
show_directories("", 0);
fail_stat(g_testfile3, ENOENT);
succeed_stat(g_testfile4);
show_statfs(g_testfile4);
/* Make sure that we can still read the renamed file */
read_test_file(g_testfile4);
/* Unmount the file system */
printf("mount_main: Try unmount(%s)\n", g_target);
ret = umount(g_target);
if (ret != 0)
{
printf("mount_main: ERROR umount() failed, errno %d\n", errno);
g_nerrors++;
}
printf("mount_main: %d errors reported\n", g_nerrors);
}
fflush(stdout);
return 0;
}
