diff options
Diffstat (limited to 'nuttx/examples/mount/mount_main.c')
-rw-r--r-- | nuttx/examples/mount/mount_main.c | 442 |
1 files changed, 283 insertions, 159 deletions
diff --git a/nuttx/examples/mount/mount_main.c b/nuttx/examples/mount/mount_main.c index 75cc3c2ce..ef12c4bb5 100644 --- a/nuttx/examples/mount/mount_main.c +++ b/nuttx/examples/mount/mount_main.c @@ -39,6 +39,7 @@ #include <sys/mount.h> #include <sys/types.h> +#include <sys/stat.h> #include <stdio.h> #include <stdlib.h> @@ -64,15 +65,257 @@ 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/NewDir"; static const char g_testfile1[] = "/mnt/fs/TestDir/TestFile.txt"; static const char g_testfile2[] = "/mnt/fs/TestDir/WritTest.txt"; +static const char g_testfile3[] = "/mnt/fs/NewDir/WritTest.txt"; static const char g_testmsg[] = "This is a write test"; +static int g_nerrors = 0; + /**************************************************************************** * Private Functions ****************************************************************************/ /**************************************************************************** + * Name: fail_read_open + ****************************************************************************/ + +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 (*get_errno_ptr() != expectederror) + { + printf("fail_read_open: ERROR open(%s) failed with errno=%d (expected %d)\n", + path, *get_errno_ptr(), expectederror); + g_nerrors++; + } +} + +/**************************************************************************** + * 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, *get_errno_ptr()); + 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, *get_errno_ptr()); + 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, *get_errno_ptr()); + 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, *get_errno_ptr()); + 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 (*get_errno_ptr() != expectederror) + { + printf("fail_mkdir: ERROR mkdir(%s) failed with errno=%d (expected %d)\n", + path, *get_errno_ptr(), 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, *get_errno_ptr()); + 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 (*get_errno_ptr() != expectederror) + { + printf("fail_rmdir: ERROR rmdir(%s) failed with errno=%d (expected %d)\n", + path, *get_errno_ptr(), 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, *get_errno_ptr()); + 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 (*get_errno_ptr() != expectederror) + { + printf("fail_unlink: ERROR unlink(%s) failed with errno=%d (expected %d)\n", + path, *get_errno_ptr(), 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, *get_errno_ptr()); + g_nerrors++; + } +} + +/**************************************************************************** * Public Functions ****************************************************************************/ @@ -90,217 +333,98 @@ void user_initialize(void) int user_start(int argc, char *argv[]) { - char buffer[128]; - int nbytes; int ret; /* Mount the test file system (see arch/sim/src/up_deviceimage.c */ - printf("main: mounting %s filesystem at target=%s with source=%s\n", + 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("main: mount() returned %d\n", ret); + printf("user_start: mount() returned %d\n", ret); if (ret == 0) { /* Read a test file that is already on the test file system image */ - printf("main: opening %s for reading\n", g_testfile1); + read_test_file(g_testfile1); - int fd = open(g_testfile1, O_RDONLY); - if (fd < 0) - { - printf("main: ERROR failed to open %s, errno=%d\n", - g_testfile1, *get_errno_ptr()); - } - else - { - memset(buffer, 0, 128); - nbytes = read(fd, buffer, 128); - if (nbytes < 0) - { - printf("main: ERROR failed to read from %s, errno=%d\n", - g_testfile1, *get_errno_ptr()); - } - else - { - buffer[127]='\0'; - printf("main: Read \"%s\" from %s\n", buffer, g_testfile1); - } - close(fd); - } - - /* Write a test file into a pre-existing file on the test file system */ + /* Write a test file into a pre-existing directory on the test file system */ - printf("main: opening %s for writing\n", g_testfile2); - - fd = open(g_testfile2, O_WRONLY|O_CREAT|O_TRUNC, 0644); - if (fd < 0) - { - printf("main: ERROR failed to open %s for writing, errno=%d\n", - g_testfile2, *get_errno_ptr()); - } - else - { - int nbytes = write(fd, g_testmsg, strlen(g_testmsg)); - if (nbytes < 0) - { - printf("main: ERROR failed to write to %s, errno=%d\n", - g_testfile2, *get_errno_ptr()); - } - else - { - printf("main: wrote %d bytes to %s\n", nbytes, g_testfile2); - } - close(fd); - } + write_test_file(g_testfile2); /* Read the file that we just wrote */ - printf("main: opening %s for reading\n", g_testfile2); - - fd = open(g_testfile2, O_RDONLY); - if (fd < 0) - { - printf("main: ERRORfailed to open %s for reading, errno=%d\n", - g_testfile2, *get_errno_ptr()); - } - else - { - memset(buffer, 0, 128); - nbytes = read(fd, buffer, 128); - if (nbytes < 0) - { - printf("main: ERROR failed to read from %s, errno=%d\n", - g_testfile2, *get_errno_ptr()); - } - else - { - buffer[127]='\0'; - printf("main: Read \"%s\" from %s\n", buffer, g_testfile2); - } - close(fd); - } + read_test_file(g_testfile2); /* Try rmdir() against a file on the directory. It should fail with ENOTDIR */ - printf("main: Try rmdir(%s)\n", g_testfile1); - - ret = rmdir(g_testfile1); - if (ret == 0) - { - printf("main: ERROR rmdir(%s) succeeded\n", g_testfile1); - } - else if (*get_errno_ptr() != ENOTDIR) - { - printf("main: ERROR rmdir(%s) failed with errno=%d\n", - g_testfile1, *get_errno_ptr()); - } + fail_rmdir(g_testfile1, ENOTDIR); /* Try rmdir() against the test directory. It should fail with ENOTEMPTY */ - printf("main: Try rmdir(%s)\n", g_testdir1); - - ret = rmdir(g_testdir1); - if (ret == 0) - { - printf("main: ERROR rmdir(%s) succeeded\n", g_testdir1); - } - else if (*get_errno_ptr() != ENOTEMPTY) - { - printf("main: ERROR rmdir(%s) failed with errno=%d\n", - g_testdir1, *get_errno_ptr()); - } + fail_rmdir(g_testdir1, ENOTEMPTY); /* Try unlink() against the test directory. It should fail with EISDIR */ - printf("main: Try unlink(%s)\n", g_testdir1); - - ret = unlink(g_testdir1); - if (ret == 0) - { - printf("main: ERROR unlink(%s) succeeded\n", g_testdir1); - } - else if (*get_errno_ptr() != EISDIR) - { - printf("main: ERROR unlink(%s) failed with errno=%d\n", - g_testdir1, *get_errno_ptr()); - } + fail_unlink(g_testdir1, EISDIR); /* Try unlink() against the test file1. It should succeed. */ - printf("main: Try unlink(%s)\n", g_testfile1); - - ret = unlink(g_testfile1); - if (ret != 0) - { - printf("main: ERROR unlink(%s) failed with errno=%d\n", - g_testfile1, *get_errno_ptr()); - } + succeed_unlink(g_testfile1); /* Attempt to open testfile1 should fail with ENOENT */ - printf("main: Try open(%s) for reading\n", g_testfile1); - - fd = open(g_testfile1, O_RDONLY); - if (fd >= 0) - { - printf("main: ERROR open(%s) succeeded\n", g_testfile1); - close(fd); - } - else if (*get_errno_ptr() != ENOENT) - { - printf("main: ERROR open(%s) failed with errno=%d\n", - g_testfile1, *get_errno_ptr()); - } + fail_read_open(g_testfile1, ENOENT); /* Try rmdir() against the test directory. It should still fail with ENOTEMPTY */ - printf("main: Try rmdir(%s)\n", g_testdir1); + fail_rmdir(g_testdir1, ENOTEMPTY); - ret = rmdir(g_testdir1); - if (ret == 0) - { - printf("main: ERROR rmdir(%s) succeeded\n", g_testdir1); - } - else if (*get_errno_ptr() != ENOTEMPTY) - { - printf("main: ERROR rmdir(%s) failed with errno=%d\n", - g_testdir1, *get_errno_ptr()); - } + /* 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. */ - printf("main: Try unlink(%s)\n", g_testfile2); + succeed_unlink(g_testfile2); - ret = unlink(g_testfile2); - if (ret != 0) - { - printf("main: ERROR unlink(%s) failed with errno=%d\n", - g_testfile2, *get_errno_ptr()); - } + /* Try mkdir() against the test dir1. It should fail with EEXIST. */ + + fail_mkdir(g_testdir1, EEXIST); /* Try rmdir() against the test directory. It should now succeed. */ - printf("main: Try rmdir(%s)\n", g_testdir1); + succeed_rmdir(g_testdir1); - ret = rmdir(g_testdir1); - if (ret != 0) - { - printf("main: ERROR rmdir(%s) failed with errno=%d\n", - g_testdir1, *get_errno_ptr()); - } + /* Try mkdir() against the test dir2. It should succeed */ + + succeed_mkdir(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 */ + + write_test_file(g_testfile3); + + /* Read the file that we just wrote */ + + read_test_file(g_testfile3); /* Unmount the file system */ - printf("main: Try unmount(%s)\n", g_target); + printf("user_start: Try unmount(%s)\n", g_target); ret = umount(g_target); if (ret != 0) { - printf("main: ERROR umount() failed, errno %d\n", *get_errno_ptr()); + printf("user_start: ERROR umount() failed, errno %d\n", *get_errno_ptr()); + g_nerrors++; } + + printf("user_start: %d errors reported\n", g_nerrors); } fflush(stdout); |