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Diffstat (limited to 'nuttx/examples/mount/mount_main.c')
-rw-r--r-- | nuttx/examples/mount/mount_main.c | 762 |
1 files changed, 0 insertions, 762 deletions
diff --git a/nuttx/examples/mount/mount_main.c b/nuttx/examples/mount/mount_main.c deleted file mode 100644 index 05bda8150..000000000 --- a/nuttx/examples/mount/mount_main.c +++ /dev/null @@ -1,762 +0,0 @@ -/**************************************************************************** - * mount_main.c - * - * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> - * - * 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 <sys/mount.h> -#include <sys/stat.h> -#include <sys/statfs.h> - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <fcntl.h> -#include <dirent.h> -#include <errno.h> - -#include "mount.h" - -/**************************************************************************** - * Definitions - ****************************************************************************/ - -#define TEST_USE_STAT 1 -#define TEST_SHOW_DIRECTORIES 1 -#define TEST_USE_STATFS 1 - -/**************************************************************************** - * Private Types - ****************************************************************************/ - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -static const char g_mntdir[] = "/mnt"; -static const char g_target[] = "/mnt/fs"; -static const char g_filesystemtype[] = "vfat"; - -static const char g_testdir1[] = "/mnt/fs/TestDir"; -static const char g_testdir2[] = "/mnt/fs/NewDir1"; -static const char g_testdir3[] = "/mnt/fs/NewDir2"; -static const char g_testdir4[] = "/mnt/fs/NewDir3"; -#ifdef CONFIG_EXAMPLES_MOUNT_DEVNAME -static const char g_testfile1[] = "/mnt/fs/TestDir/TestFile.txt"; -#endif -static const char g_testfile2[] = "/mnt/fs/TestDir/WrTest1.txt"; -static const char g_testfile3[] = "/mnt/fs/NewDir1/WrTest2.txt"; -static const char g_testfile4[] = "/mnt/fs/NewDir3/Renamed.txt"; -static const char g_testmsg[] = "This is a write test"; - -static int g_nerrors = 0; - -static char g_namebuffer[256]; - -/**************************************************************************** - * Public Data - ****************************************************************************/ - - const char g_source[] = MOUNT_DEVNAME; - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -#ifdef TEST_USE_STAT -static void show_stat(const char *path, struct stat *ps) -{ - printf("%s stat:\n", path); - printf("\tmode : %08x\n", ps->st_mode); - if (S_ISREG(ps->st_mode)) - { - printf("\ttype : File\n"); - } - else if (S_ISDIR(ps->st_mode)) - { - printf("\ttype : Directory\n"); - } - else if (S_ISCHR(ps->st_mode)) - { - printf("\ttype : Character driver\n"); - } - else if (S_ISBLK(ps->st_mode)) - { - printf("\ttype : Block driver\n"); - } - else - { - printf("\ttype : Unknown\n"); - } - - printf("\tsize : %d (bytes)\n", ps->st_size); - printf("\tblock size : %d (bytes)\n", ps->st_blksize); - printf("\tsize : %d (blocks)\n", ps->st_blocks); - printf("\taccess time : %d\n", ps->st_atime); - printf("\tmodify time : %d\n", ps->st_mtime); - printf("\tchange time : %d\n", ps->st_ctime); -} -#endif - -/**************************************************************************** - * Name: show_statfs - ****************************************************************************/ - -#ifdef TEST_USE_STATFS -static void show_statfs(const char *path) -{ - struct statfs buf; - int ret; - - /* Try stat() against a file or directory. It should fail with expectederror */ - - printf("show_statfs: Try statfs(%s)\n", path); - ret = statfs(path, &buf); - if (ret == 0) - { - printf("show_statfs: statfs(%s) succeeded\n", path); - printf("\tFS Type : %0x\n", buf.f_type); - printf("\tBlock size : %d\n", buf.f_bsize); - printf("\tNumber of blocks : %d\n", buf.f_blocks); - printf("\tFree blocks : %d\n", buf.f_bfree); - printf("\tFree user blocks : %d\n", buf.f_bavail); - printf("\tNumber file nodes : %d\n", buf.f_files); - printf("\tFree file nodes : %d\n", buf.f_ffree); - printf("\tFile name length : %d\n", buf.f_namelen); - } - else - { - printf("show_statfs: ERROR statfs(%s) failed with errno=%d\n", - path, errno); - g_nerrors++; - } -} -#else -# define show_statfs(p) -#endif - -/**************************************************************************** - * Name: show_directories - ****************************************************************************/ - -#ifdef TEST_SHOW_DIRECTORIES -static void show_directories(const char *path, int indent) -{ - DIR *dirp; - struct dirent *direntry; - int i; - - dirp = opendir(path); - if ( !dirp ) - { - printf("show_directories: ERROR opendir(\"%s\") failed with errno=%d\n", - path, errno); - g_nerrors++; - return; - } - - for (direntry = readdir(dirp); direntry; direntry = readdir(dirp)) - { - for (i = 0; i < 2*indent; i++) - { - putchar(' '); - } - if (DIRENT_ISDIRECTORY(direntry->d_type)) - { - char *subdir; - printf("%s/\n", direntry->d_name); - sprintf(g_namebuffer, "%s/%s", path, direntry->d_name); - subdir = strdup(g_namebuffer); - show_directories( subdir, indent + 1); - free(subdir); - } - else - { - printf("%s\n", direntry->d_name); - } - } - - closedir(dirp); -} -#else -# define show_directories(p,i) -#endif - -/**************************************************************************** - * Name: fail_read_open - ****************************************************************************/ -#ifdef CONFIG_EXAMPLES_MOUNT_DEVNAME -static void fail_read_open(const char *path, int expectederror) -{ - int fd; - - printf("fail_read_open: Try open(%s) for reading\n", path); - - fd = open(path, O_RDONLY); - if (fd >= 0) - { - printf("fail_read_open: ERROR open(%s) succeeded\n", path); - g_nerrors++; - close(fd); - } - else if (errno != expectederror) - { - printf("fail_read_open: ERROR open(%s) failed with errno=%d (expected %d)\n", - path, errno, expectederror); - g_nerrors++; - } -} -#endif - -/**************************************************************************** - * Name: read_test_file - ****************************************************************************/ - -static void read_test_file(const char *path) -{ - char buffer[128]; - int nbytes; - int fd; - - /* Read a test file that is already on the test file system image */ - - printf("read_test_file: opening %s for reading\n", path); - - fd = open(path, O_RDONLY); - if (fd < 0) - { - printf("read_test_file: ERROR failed to open %s, errno=%d\n", - path, errno); - g_nerrors++; - } - else - { - memset(buffer, 0, 128); - nbytes = read(fd, buffer, 128); - if (nbytes < 0) - { - printf("read_test_file: ERROR failed to read from %s, errno=%d\n", - path, errno); - g_nerrors++; - } - else - { - buffer[127]='\0'; - printf("read_test_file: Read \"%s\" from %s\n", buffer, path); - } - close(fd); - } -} - -/**************************************************************************** - * Name: write_test_file - ****************************************************************************/ - -static void write_test_file(const char *path) -{ - int fd; - - /* Write a test file into a pre-existing file on the test file system */ - - printf("write_test_file: opening %s for writing\n", path); - - fd = open(path, O_WRONLY|O_CREAT|O_TRUNC, 0644); - if (fd < 0) - { - printf("write_test_file: ERROR failed to open %s for writing, errno=%d\n", - path, errno); - g_nerrors++; - } - else - { - int nbytes = write(fd, g_testmsg, strlen(g_testmsg)); - if (nbytes < 0) - { - printf("write_test_file: ERROR failed to write to %s, errno=%d\n", - path, errno); - g_nerrors++; - } - else - { - printf("write_test_file: wrote %d bytes to %s\n", nbytes, path); - } - close(fd); - } -} - -/**************************************************************************** - * Name: fail_mkdir - ****************************************************************************/ - -static void fail_mkdir(const char *path, int expectederror) -{ - int ret; - - /* Try mkdir() against a file or directory. It should fail with expectederror */ - - printf("fail_mkdir: Try mkdir(%s)\n", path); - - ret = mkdir(path, 0666); - if (ret == 0) - { - printf("fail_mkdir: ERROR mkdir(%s) succeeded\n", path); - g_nerrors++; - } - else if (errno != expectederror) - { - printf("fail_mkdir: ERROR mkdir(%s) failed with errno=%d (expected %d)\n", - path, errno, expectederror); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: succeed_mkdir - ****************************************************************************/ - -static void succeed_mkdir(const char *path) -{ - int ret; - - printf("succeed_mkdir: Try mkdir(%s)\n", path); - - ret = mkdir(path, 0666); - if (ret != 0) - { - printf("succeed_mkdir: ERROR mkdir(%s) failed with errno=%d\n", - path, errno); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: fail_rmdir - ****************************************************************************/ - -static void fail_rmdir(const char *path, int expectederror) -{ - int ret; - - /* Try rmdir() against a file or directory. It should fail with expectederror */ - - printf("fail_rmdir: Try rmdir(%s)\n", path); - - ret = rmdir(path); - if (ret == 0) - { - printf("fail_rmdir: ERROR rmdir(%s) succeeded\n", path); - g_nerrors++; - } - else if (errno != expectederror) - { - printf("fail_rmdir: ERROR rmdir(%s) failed with errno=%d (expected %d)\n", - path, errno, expectederror); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: succeed_rmdir - ****************************************************************************/ - -static void succeed_rmdir(const char *path) -{ - int ret; - - printf("succeed_rmdir: Try rmdir(%s)\n", path); - - ret = rmdir(path); - if (ret != 0) - { - printf("succeed_rmdir: ERROR rmdir(%s) failed with errno=%d\n", - path, errno); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: fail_unlink - ****************************************************************************/ - -static void fail_unlink(const char *path, int expectederror) -{ - int ret; - - /* Try unlink() against a file or directory. It should fail with expectederror */ - - printf("fail_unlink: Try unlink(%s)\n", path); - - ret = unlink(path); - if (ret == 0) - { - printf("fail_unlink: ERROR unlink(%s) succeeded\n", path); - g_nerrors++; - } - else if (errno != expectederror) - { - printf("fail_unlink: ERROR unlink(%s) failed with errno=%d (expected %d)\n", - path, errno, expectederror); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: succeed_unlink - ****************************************************************************/ - -static void succeed_unlink(const char *path) -{ - int ret; - - /* Try unlink() against the test file. It should succeed. */ - - printf("succeed_unlink: Try unlink(%s)\n", path); - - ret = unlink(path); - if (ret != 0) - { - printf("succeed_unlink: ERROR unlink(%s) failed with errno=%d\n", - path, errno); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: fail_rename - ****************************************************************************/ - -static void fail_rename(const char *oldpath, const char *newpath, int expectederror) -{ - int ret; - - /* Try rename() against a file or directory. It should fail with expectederror */ - - printf("fail_rename: Try rename(%s->%s)\n", oldpath, newpath); - - ret = rename(oldpath, newpath); - if (ret == 0) - { - printf("fail_rename: ERROR rename(%s->%s) succeeded\n", - oldpath, newpath); - g_nerrors++; - } - else if (errno != expectederror) - { - printf("fail_rename: ERROR rename(%s->%s) failed with errno=%d (expected %d)\n", - oldpath, newpath, errno, expectederror); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: succeed_rename - ****************************************************************************/ - -static void succeed_rename(const char *oldpath, const char *newpath) -{ - int ret; - - printf("succeed_rename: Try rename(%s->%s)\n", oldpath, newpath); - - ret = rename(oldpath, newpath); - if (ret != 0) - { - printf("succeed_rename: ERROR rename(%s->%s) failed with errno=%d\n", - oldpath, newpath, errno); - g_nerrors++; - } -} - -/**************************************************************************** - * Name: fail_stat - ****************************************************************************/ - -#ifdef TEST_USE_STAT -static void fail_stat(const char *path, int expectederror) -{ - struct stat buf; - int ret; - - /* Try stat() against a file or directory. It should fail with expectederror */ - - printf("fail_stat: Try stat(%s)\n", path); - - ret = stat(path, &buf); - if (ret == 0) - { - printf("fail_stat: ERROR stat(%s) succeeded\n", path); - show_stat(path, &buf); - g_nerrors++; - } - else if (errno != expectederror) - { - printf("fail_stat: ERROR stat(%s) failed with errno=%d (expected %d)\n", - path, errno, expectederror); - g_nerrors++; - } -} -#else -# define fail_stat(p,e); -#endif - -/**************************************************************************** - * Name: succeed_stat - ****************************************************************************/ - -#ifdef TEST_USE_STAT -static void succeed_stat(const char *path) -{ - struct stat buf; - int ret; - - printf("succeed_stat: Try stat(%s)\n", path); - - ret = stat(path, &buf); - if (ret != 0) - { - printf("succeed_stat: ERROR stat(%s) failed with errno=%d\n", - path, errno); - g_nerrors++; - } - else - { - printf("succeed_stat: stat(%s) succeeded\n", path); - show_stat(path, &buf); - } -} -#else -#define succeed_stat(p) -#endif - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: user_initialize - ****************************************************************************/ - -void user_initialize(void) -{ -} - -/**************************************************************************** - * Name: user_start - ****************************************************************************/ - -int user_start(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("user_start: ERROR failed to create RAM disk\n"); - return 1; - } -#endif - - /* Mount the test file system (see arch/sim/src/up_deviceimage.c */ - - printf("user_start: 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("user_start: 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("user_start: Try unmount(%s)\n", g_target); - - ret = umount(g_target); - if (ret != 0) - { - printf("user_start: ERROR umount() failed, errno %d\n", errno); - g_nerrors++; - } - - printf("user_start: %d errors reported\n", g_nerrors); - } - - fflush(stdout); - return 0; -} |