| 34,109 → 34,118 |
|---|
| #include <unistd.h> |
| #include <fcntl.h> |
| #include <dirent.h> |
| #include <devmap.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include "../tester.h" |
| |
| char text[] = "O xein', angellein Lakedaimoniois hoti teide " |
| "keimetha tois keinon rhemasi peithomenoi."; |
| #define FS_TYPE "tmpfs" |
| #define MOUNT_POINT "/tmp" |
| #define OPTIONS "" |
| #define FLAGS 0 |
| |
| char *test_vfs1(bool quiet) |
| #define TEST_DIRECTORY MOUNT_POINT "/testdir" |
| #define TEST_FILE TEST_DIRECTORY "/testfile" |
| #define TEST_FILE2 TEST_DIRECTORY "/nextfile" |
| |
| #define MAX_DEVICE_NAME 32 |
| #define BUF_SIZE 16 |
| |
| static char text[] = "Lorem ipsum dolor sit amet, consectetur adipisicing elit"; |
| |
| static char *read_root(void) |
| { |
| int rc; |
| TPRINTF("Opening the root directory..."); |
| |
| DIR *dirp = opendir("/"); |
| if (!dirp) { |
| TPRINTF("\n"); |
| return "opendir() failed"; |
| } else |
| TPRINTF("OK\n"); |
| |
| struct dirent *dp; |
| while ((dp = readdir(dirp))) |
| TPRINTF(" node \"%s\"\n", dp->d_name); |
| closedir(dirp); |
| |
| return NULL; |
| } |
| |
| rc = mount("tmpfs", "/", "nulldev0", "", 0); |
| char *test_vfs1(void) |
| { |
| if (mkdir(MOUNT_POINT, 0) != 0) |
| return "mkdir() failed"; |
| TPRINTF("Created directory %s\n", MOUNT_POINT); |
| |
| char null[MAX_DEVICE_NAME]; |
| int null_id = devmap_null_create(); |
| |
| if (null_id == -1) |
| return "Unable to create null device"; |
| |
| snprintf(null, MAX_DEVICE_NAME, "null%d", null_id); |
| int rc = mount(FS_TYPE, MOUNT_POINT, null, OPTIONS, FLAGS); |
| switch (rc) { |
| case EOK: |
| if (!quiet) |
| printf("mounted tmpfs on /\n"); |
| TPRINTF("Mounted /dev/%s as %s on %s\n", null, FS_TYPE, MOUNT_POINT); |
| break; |
| case EBUSY: |
| if (!quiet) |
| printf("(INFO) something is already mounted on /\n"); |
| TPRINTF("(INFO) Filesystem already mounted on %s\n", MOUNT_POINT); |
| break; |
| default: |
| if (!quiet) |
| printf("(INFO) IPC returned errno %d\n", rc); |
| return "mount() failed."; |
| TPRINTF("(ERR) IPC returned errno %d (is tmpfs loaded?)\n", rc); |
| return "mount() failed"; |
| } |
| |
| if (mkdir("/mydir", 0) != 0) |
| return "mkdir() failed.\n"; |
| if (!quiet) |
| printf("created directory /mydir\n"); |
| |
| int fd0 = open("/mydir/myfile", O_CREAT); |
| if (mkdir(TEST_DIRECTORY, 0) != 0) |
| return "mkdir() failed"; |
| TPRINTF("Created directory %s\n", TEST_DIRECTORY); |
| |
| int fd0 = open(TEST_FILE, O_CREAT); |
| if (fd0 < 0) |
| return "open() failed.\n"; |
| if (!quiet) |
| printf("created file /mydir/myfile, fd=%d\n", fd0); |
| |
| ssize_t cnt; |
| return "open() failed"; |
| TPRINTF("Created file %s (fd=%d)\n", TEST_FILE, fd0); |
| |
| size_t size = sizeof(text); |
| cnt = write(fd0, text, size); |
| ssize_t cnt = write(fd0, text, size); |
| if (cnt < 0) |
| return "write() failed.\n"; |
| if (!quiet) |
| printf("written %d bytes, fd=%d\n", cnt, fd0); |
| return "write() failed"; |
| TPRINTF("Written %d bytes\n", cnt); |
| |
| if (lseek(fd0, 0, SEEK_SET) != 0) |
| return "lseek() failed.\n"; |
| if (!quiet) |
| printf("sought to position 0, fd=%d\n", fd0); |
| |
| char buf[10]; |
| |
| while ((cnt = read(fd0, buf, sizeof(buf)))) { |
| return "lseek() failed"; |
| TPRINTF("Sought to position 0\n"); |
| |
| char buf[BUF_SIZE]; |
| while ((cnt = read(fd0, buf, BUF_SIZE))) { |
| if (cnt < 0) |
| return "read() failed.\n"; |
| if (!quiet) |
| printf("read %d bytes: \"%.*s\", fd=%d\n", cnt, cnt, |
| buf, fd0); |
| return "read() failed"; |
| |
| TPRINTF("Read %d bytes: \".*s\"\n", cnt, cnt, buf); |
| } |
| |
| |
| close(fd0); |
| |
| DIR *dirp; |
| struct dirent *dp; |
| |
| if (!quiet) |
| printf("scanning the root directory...\n"); |
| |
| dirp = opendir("/"); |
| if (!dirp) |
| return "opendir() failed\n"; |
| while ((dp = readdir(dirp))) |
| printf("discovered node %s in /\n", dp->d_name); |
| closedir(dirp); |
| |
| if (rename("/mydir/myfile", "/mydir/yourfile")) |
| return "rename() failed.\n"; |
| |
| if (!quiet) |
| printf("renamed /mydir/myfile to /mydir/yourfile\n"); |
| |
| if (unlink("/mydir/yourfile")) |
| return "unlink() failed.\n"; |
| |
| if (!quiet) |
| printf("unlinked file /mydir/yourfile\n"); |
| |
| if (rmdir("/mydir")) |
| return "rmdir() failed.\n"; |
| |
| if (!quiet) |
| printf("removed directory /mydir\n"); |
| char *rv = read_root(); |
| if (rv != NULL) |
| return rv; |
| |
| if (!quiet) |
| printf("scanning the root directory...\n"); |
| |
| dirp = opendir("/"); |
| if (!dirp) |
| return "opendir() failed\n"; |
| while ((dp = readdir(dirp))) |
| printf("discovered node %s in /\n", dp->d_name); |
| closedir(dirp); |
| |
| if (rename(TEST_FILE, TEST_FILE2)) |
| return "rename() failed"; |
| TPRINTF("Renamed %s to %s\n", TEST_FILE, TEST_FILE2); |
| |
| if (unlink(TEST_FILE2)) |
| return "unlink() failed"; |
| TPRINTF("Unlinked %s\n", TEST_FILE2); |
| |
| if (rmdir(TEST_DIRECTORY)) |
| return "rmdir() failed"; |
| TPRINTF("Removed directory %s\n", TEST_DIRECTORY); |
| |
| rv = read_root(); |
| if (rv != NULL) |
| return rv; |
| |
| return NULL; |
| } |
| |