+++ /dev/null
-#define _BSD_SOURCE
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <getopt.h>
-#include <errno.h>
-#include <ctype.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/statvfs.h>
-#include <fcntl.h>
-#include <sys/queue.h>
-#include <unistd.h>
-#include <dirent.h>
-#include <sys/mount.h>
-
-#include "xtio.h"
-#include "mount.h"
-#include "test.h"
-#include "test_driver.h"
-
-/*
- * ###################################################
- * # Test functions #
- * # These functions are used to test libsysio. #
- * # Eventually, there should be one of these for #
- * # every function document in sysio.h #
- * ###################################################
- */
-int initilize_sysio()
-{
- char *wd;
-
- /*
- * Attempt to set the cwd by getting it out of the
- * user's environment. If that does not work, set
- * it to /
- */
- wd = getenv("PWD");
- if (wd == NULL) {
- wd = malloc(5);
- strcpy(wd, "/");
- }
- if (chdir(wd) != 0) {
- DBG(5, sprintf(output, "%schdir: errno %d\n", output, errno));
- my_perror(wd);
- my_errno = errno;
- last_ret_val = errno;
- return SUCCESS;
- }
-
- DBG(3, sprintf(output, "Your current working directory is %s\n", wd));
- last_ret_val = 0;
- return SUCCESS;
-}
-
-
-int sysio_list(char *path)
-{
- int fd;
- size_t n;
- struct dirent *buf, *dp;
- __off_t base;
- ssize_t cc;
- int numfiles = 0;
-
- fd = open(path, O_RDONLY);
- if (fd < 0) {
- my_errno = errno;
- last_ret_val = fd;
- my_perror(path);
- return SUCCESS;
- }
-
- n = 16 * 1024;
- buf = malloc(n);
- if (!buf) {
- my_perror(path);
- cc = -1;
- goto out;
- }
- base = 0;
- DBG(5, sprintf(output, "About to call getdirentries\n"));
- while ((cc = getdirentries(fd, (char *)buf, n, &base)) > 0) {
- dp = buf;
- while (cc > 0) {
- DBG(4, fprintf(outfp, "\t%s: ino %#08x off %#08x type %#08x\n",
- dp->d_name,
- (unsigned int)dp->d_ino,
- (unsigned int)dp->d_off,
- (int )dp->d_type));
-
- sprintf(output, "%s\n", dp->d_name);
- cc -= dp->d_reclen;
- dp = (struct dirent *)((char *)dp + dp->d_reclen);
- numfiles++;
- }
- printf("Out of inner loop\n");
- if (!base)
- break;
- }
-
- out:
- if (cc < 0) {
- DBG(2, sprintf(output, "cc barfed\n"));
- my_perror(path);
- }
-
- free(buf);
- {
- int oerrno = errno;
-
- if (close(fd) != 0) {
- DBG(2,sprintf(output, "close barfed\n"));
- my_perror(path);
- if (cc < 0)
- errno = oerrno;
- else
- cc = -1;
- }
- }
-
- last_ret_val = numfiles;
- my_errno = errno;
-
- return SUCCESS;
-}
-
-int sysio_mount(char *from, char *to)
-{
- int err;
- char *s;
- char *buf;
- char *cp;
- char *fstype, *source, *opts, *target;
-
- err = 0;
-
- /*
- * Copy everything to a buffer we can modify.
- */
- s = buf = malloc(strlen(from) + 1);
- if (!buf) {
- my_perror(from);
- last_ret_val = -1;
- my_errno = errno;
- return SUCCESS;
- }
- (void )strcpy(s, from);
-
- /*
- * Eat leading white.
- */
- while (*s && *s == ' ' && *s == '\t')
- s++;
- /*
- * Get fstype.
- */
- fstype = cp = s;
- while (*cp && *cp != ':' && *cp != ' ' && *cp != '\t')
- cp++;
- if (fstype == cp || *cp != ':') {
- DBG(1, sprintf(output, "%s: Missing FS type\n", from));
- err = -1;
- goto out;
- }
- *cp++ = '\0';
-
- s = cp;
- /*
- * Eat leading white.
- */
- while (*s && *s == ' ' && *s == '\t')
- s++;
- /*
- * Get source.
- */
- source = cp = s;
- while (*cp && *cp != ' ' && *cp != '\t')
- cp++;
- if (source == cp) {
- DBG(1, sprintf(output, "%s: Missing source\n", from));
- err = -1;
- goto out;
- }
- if (*cp)
- *cp++ = '\0';
-
- s = to;
- /*
- * Eat leading white.
- */
- while (*s && *s == ' ' && *s == '\t')
- s++;
- /*
- * Get opts.
- */
- opts = cp = s;
- while (*cp && *cp != ' ' && *cp != '\t')
- cp++;
- if (opts == cp) {
- DBG(1,sprintf(output, "%s: Missing target\n", to));
- err = -1;
- goto out;
- }
- if (*cp)
- *cp++ = '\0';
-
- s = cp;
- /*
- * Eat leading white.
- */
- while (*s && *s == ' ' && *s == '\t')
- s++;
- /*
- * Get target
- */
- target = cp = s;
- while (*cp && *cp != ' ' && *cp != '\t')
- cp++;
- if (target == cp) {
- target = opts;
- opts = NULL;
- }
- if (*cp)
- *cp++ = '\0';
-
- err = mount(source, target, fstype, 0, opts);
- if (err)
- my_perror(from);
-
-out:
- free(buf);
- last_ret_val = err;
- my_errno = errno;
- return SUCCESS;
-}
-
-int sysio_chdir(char *newdir)
-{
-
- if (chdir(newdir) != 0) {
- my_perror(newdir);
- return -1;
- }
- /*
- buf = getcwd(NULL, 0);
- if (!buf) {
- my_perror(newdir);
- last_ret_val = -1;
- my_errno = errno;
- return SUCCESS;
- }
- DBG(4, sprintf(output, "New dir is %s\n", buf));
-
- free(buf);
- */
- return SUCCESS;
-}
-
-static mode_t get_mode(char *arg, int type, int start_mode);
-
-#define SYMBOLIC 0
-#define DEFINED 1
-#define NUMERIC 2
-/*
- * Change the permissions on a given file
- *
- * sysio_chmod <filename> <permissions>
- *
- */
-int sysio_chmod(char *mode_arg, const char *path)
-{
- int err;
- mode_t mode;
- struct stat st;
-
- /* Get the current mode */
- err = stat(path, &st);
-
- /* Is the new mode symbolic? */
- if (isalpha(mode_arg[0])) {
- /* Could be specifying defines */
- if (mode_arg[0] == 'S')
- mode = get_mode(mode_arg, DEFINED, st.st_mode);
- else
- mode = get_mode(mode_arg, SYMBOLIC, st.st_mode);
- } else
- mode = get_mode(mode_arg, NUMERIC, st.st_mode);
- DBG(3,sprintf(output, "Using a mode of %o and a file of %s\n", mode, path));
-
- if (mode == 0) {
- DBG(2,sprintf(output, "Invalid mode\n"));
- return INVALID_ARGS;
- }
-
- last_ret_val = chmod(path, mode);
- my_errno = errno;
- return SUCCESS;
-
-}
-
-
-#define USER_STATE 0 /* Specifies that the users are still being listed */
-#define MODE_STATE_ADD 1
-#define MODE_STATE_REMOVE 2
-
-#define READ 00444
-#define WRITE 00222
-#define EXECUTE 00111
-
-#define OWNER 00700
-#define GROUP 00070
-#define OTHER 00007
-
-
-mode_t
-get_mode(char *arg, int type, int start_mode)
-{
- int i, j,digit, total;
- char c;
- int state = USER_STATE;
- int len = strlen(arg);
- unsigned int users = 0;
- unsigned int modes = 0;
-
-
- if (type == DEFINED) {
- char curr_word[10];
-
- total = digit = 0;
- j = 0;
- DBG(4, sprintf(output, "len is %d\n", len));
- for (i=0; i < len; i++) {
- if (arg[i] == '|') {
- curr_word[j] = '\0';
- DBG(3, sprintf(output, "Got mode word %s\n", curr_word));
- digit = get_obj(curr_word);
- if (digit < 0 ) {
- DBG(2, sprintf(output, "Unable to understand mode arg %s\n",
- curr_word));
- return -1;
- }
- total |= digit;
- j = 0;
- } else
- curr_word[j++] = arg[i];
- }
- curr_word[j] = '\0';
- DBG(3, sprintf(output, "Got mode word %s\n", curr_word));
- digit = get_obj(curr_word);
- if (digit < 0 ) {
- DBG(3, sprintf(output, "Unable to understand mode arg %s\n",
- curr_word));
- return -1;
- }
- total |= digit;
- return total;
- }
-
- if (type == SYMBOLIC) {
- for (i=0; i < len; i++) {
- c = arg[i];
- if (state == USER_STATE) {
- switch(c){
- case 'u':
- users |= OWNER;
- break;
- case 'g':
- users |= GROUP;
- break;
- case 'o':
- users |= OTHER;
- break;
- case 'a':
- users |= (OWNER|GROUP|OTHER);
- break;
- case '+':
- state = MODE_STATE_ADD;
- break;
- case '-':
- state = MODE_STATE_REMOVE;
- break;
- default:
- return 0;
- }
- } else {
-
- switch(c){
- case 'r':
- modes |= READ;
- break;
- case 'w':
- modes |= WRITE;
- break;
- case 'x':
- modes |= EXECUTE;
- break;
- default:
- return 0;
- }
- }
- }
-
- if (state == MODE_STATE_ADD) {
- return (start_mode | (users & modes));
- } else {
- return (start_mode & ~(users & modes));
- }
-
- } else {
- /* Digits should be octal digits, so should convert */
- total = 0;
- for (i=0; i < len; i++) {
- c = arg[i];
- digit = atoi(&c);
- if (digit > 7)
- return 0;
- for (j=len-i-1; j >0; j--)
- digit *= 8;
- total += digit;
- }
- return total;
- }
-
-}
-
-/*
- * Changes the ownership of the file. The new_id
- * is of the format owner:group. Either the owner
- * or the group may be omitted, but, in order to
- * change the group, the : must preced the group.
- */
-int sysio_chown(char *new_id, char *file)
-{
- char *owner = NULL;
- char *group = NULL;
- uid_t o_id=-1, g_id=-1;
- int len, j, i=0;
- int state = 0; /* Correspond to getting owner name */
-
- len = strlen(new_id);
- for (i=0; i < len; i++) {
-
- if (new_id[i] == ':') {
- /* Group name */
- if (!group)
- group = malloc(strlen(new_id) -i +2);
- state = 1; /* Now getting group name */
- j = 0;
- if (owner)
- owner[i] = '\0';
- }
-
- if (!state) {
- /* Getting owner name */
- if (!owner)
- owner = malloc(strlen(new_id) +1 );
- owner[i] = new_id[i];
- } else {
- /* Group name */
- group[j] = new_id[i];
- j++;
- }
- }
- if (group)
- group[i] = '\0';
- else
- owner[i] = '\0';
-
- /* Are the owner and/or group symbolic or numeric? */
- if (owner) {
- if (isdigit(owner[0])) {
- /* Numeric -- just convert */
- o_id = (uid_t) atoi(owner);
-
- } else {
- /* No longer support non-numeric ids */
-
- DBG(2, sprintf(output, "Error: non-numeric ids unsupported\n"));
- return INVALID_ARGS;
- }
- }
-
-
-
- if (group) {
- if (isdigit(group[0])) {
- /* Numeric -- just convert */
- g_id = (uid_t) atoi(group);
- } else {
- /* Don't support group names either */
- DBG(2, sprintf(output, "Error: non-numeric ids unsupported\n"));
- return INVALID_ARGS;
- }
- }
-
- /* Now issue the syscall */
- DBG(4, sprintf(output, "Changing owner of file %s to %d (group %d)\n",
- file, o_id, g_id));
-
- last_ret_val = chown(file, o_id, g_id);
- my_errno = errno;
- return SUCCESS;
-}
-
-int sysio_open(char *path, int flags)
-{
- last_ret_val = open(path, flags);
- my_errno = errno;
- DBG(3, sprintf(output, "Returning with errno set to %s (ret val is %d)\n",
- strerror(my_errno), (int)last_ret_val));
- return SUCCESS;
-}
-
-int sysio_open3(char *path, int flags, char *mode_arg)
-{
- mode_t mode;
-
- /* Is the new mode symbolic? */
- if (isalpha(mode_arg[0])) {
- /* Could be specifying defines */
- if (mode_arg[0] == 'S')
- mode = get_mode(mode_arg, DEFINED, 0);
- else
- mode = get_mode(mode_arg, SYMBOLIC, 0);
- } else
- mode = get_mode(mode_arg, NUMERIC, 0);
-
- last_ret_val = open(path, flags, mode);
- my_errno = errno;
-
- return SUCCESS;
-}
-
-int sysio_close(int fd)
-{
-
- last_ret_val = close(fd);
- my_errno = errno;
- return SUCCESS;
-}
-
-int sysio_fcntl(int fd, struct cmd_map* cmdptr, char *arg)
-{
- int fd_new, index, cmd, flag;
- char *cmdname;
- void *buf;
-
- cmd = cmdptr->cmd;
- cmdname = cmdptr->cmd_name;
-
- switch(cmd) {
- case F_DUPFD:
- fd_new = get_obj(arg);
- last_ret_val = fcntl(fd, F_DUPFD, fd_new);
- my_errno = errno;
- return SUCCESS;
- break;
-
- case F_GETFD:
- case F_GETFL:
- case F_GETOWN:
- /* case F_GETSIG:
- case F_GETLEASE: */
-
- last_ret_val= fcntl(fd, cmd);
- my_errno = errno;
- return SUCCESS;
- break;
-
- case F_SETFD:
- case F_SETFL:
- case F_SETOWN:
- /*case F_SETSIG:
- case F_SETLEASE:
- case F_NOTIFY: */
- flag = atoi(arg);
- last_ret_val = fcntl(fd, cmd, flag);
- my_errno = errno;
- return SUCCESS;
- break;
-
- case F_SETLK:
- case F_SETLKW:
- case F_GETLK:
-
- /* Get the buffer to hold the lock structure */
- index = get_obj(arg);
- if (index < 0) {
- sprintf(output, "Unable to find buffer %s\n", arg+1);
- return INVALID_VAR;
- }
-
- buf = buflist[index];
- if (!buf) {
- sprintf(output, "Buffer at index %d (mapped by %s) is null\n",
- index, arg);
- return INVALID_VAR;
- }
-
- last_ret_val = fcntl(fd, cmd, (struct flock *)buf);
- my_errno = errno;
- return SUCCESS;
- default:
- /* THis should be impossible */
- return INVALID_ARGS;
- }
-
- return INVALID_ARGS;
-}
-
-void print_stat(struct stat *st)
-{
- DBG(3, sprintf(output, "%sstruct stat: \n", output));
- DBG(3, sprintf(output, "%s st_dev: %#16x\n", output, (unsigned int)st->st_dev));
- DBG(3, sprintf(output, "%s st_ino: %#16x\n", output, (unsigned int) st->st_ino));
- DBG(3, sprintf(output, "%s st_mode: %#16x\n", output, st->st_mode));
- DBG(3, sprintf(output, "%s st_nlink: %#16x\n", output, (int)st->st_nlink));
- DBG(3, sprintf(output, "%s st_uid: %#16x\n", output, st->st_uid));
- DBG(3, sprintf(output, "%s st_gid: %#16x\n", output, st->st_gid));
- DBG(3, sprintf(output, "%s st_rdev: %#16x\n", output, (int)st->st_rdev));
- DBG(3, sprintf(output, "%s st_size: %#16x\n", output, (int) st->st_size));
- DBG(3, sprintf(output, "%s st_blksize: %#16x\n", output, (int) st->st_blksize));
- DBG(3, sprintf(output, "%s st_blocks: %#16x\n", output, (int) st->st_blocks));
- DBG(3, sprintf(output, "%s st_atime: %#16x\n", output, (unsigned int) st->st_atime));
- DBG(3, sprintf(output, "%s st_mtime: %#16x\n", output, (unsigned int) st->st_mtime));
- DBG(3, sprintf(output, "%s st_ctime: %#16x", output, (unsigned int) st->st_ctime));
-}
-
-int sysio_fstat(int fd, void *buf)
-{
- int err;
- struct stat *st = (struct stat *)buf;
- err = fstat(fd, st);
- if (err < 0) {
- my_perror("fstat");
- }
- my_errno = errno;
- last_ret_val = err;
- print_stat(st);
-
- return SUCCESS;
-}
-
-int sysio_lstat(char *filename, void *buf)
-{
- int err;
- struct stat *st = (struct stat *)buf;
- err = lstat(filename, st);
- if (err < 0) {
- my_perror("lstat");
- }
-
- my_errno = errno;
- last_ret_val = err;
- print_stat(st);
- return SUCCESS;
-}
-
-
-int sysio_stat(char *filename, void *buf)
-{
- int err;
- struct stat *st = (struct stat *)buf;
-
- err = stat(filename, st);
- if (err < 0) {
- my_perror("stat");
- }
-
- my_errno = errno;
- last_ret_val = err;
- print_stat(st);
- return SUCCESS;
-}
-
-
-int sysio_getdirentries(int fd, char *buf, size_t nbytes, off_t *basep)
-{
- int err;
- struct dirent *dp;
-
- err = getdirentries(fd, buf, nbytes, basep);
- last_ret_val = err;
-
- DBG(4, sprintf(output, "%sRead %d bytes\n", output, err));
-
- dp = (struct dirent *)buf;
- while (err > 0) {
- DBG(3, sprintf(output, "%s\t%s: ino %llu off %llu len %x type %c\n",
- output,
- dp->d_name,
- (unsigned long long )dp->d_ino,
- (unsigned long long )dp->d_off,
- dp->d_reclen,
- (char )dp->d_type));
- err -= dp->d_reclen;
- dp = (struct dirent *)((char *)dp + dp->d_reclen);
- }
-
- my_errno = errno;
- return last_ret_val;
-}
-
-
-int sysio_mkdir(char *path, char *mode_arg)
-{
- int err;
- mode_t mode;
- struct stat st;
-
- /* Is the new mode symbolic? */
- if (isalpha(mode_arg[0])) {
- /* Could be specifying defines */
- if (mode_arg[0] == 'S')
- mode = get_mode(mode_arg, DEFINED, st.st_mode);
- else
- mode = get_mode(mode_arg, SYMBOLIC, st.st_mode);
- } else
- mode = get_mode(mode_arg, NUMERIC, st.st_mode);
-
- DBG(3, sprintf(output, "Using a mode of %o and a file of %s\n", mode, path));
-
- if (mode == 0) {
- DBG(2, sprintf(output, "Invalid mode\n"));
- return INVALID_ARGS;
- }
-
- err = mkdir(path, mode);
- my_errno = errno;
- last_ret_val = err;
- return SUCCESS;
-
-}
-
-int sysio_creat(char *path, char *mode_arg)
-{
- mode_t mode;
- int err;
-
- /* Is the new mode symbolic? */
- if (isalpha(mode_arg[0])) {
- /* Could be specifying defines */
- if (mode_arg[0] == 'S')
- mode = get_mode(mode_arg, DEFINED, 0);
- else
- mode = get_mode(mode_arg, SYMBOLIC, 0);
- } else
- mode = get_mode(mode_arg, NUMERIC, 0);
-
- DBG(3, sprintf(output, "Using a mode of %o and a file of %s\n", mode, path));
-
- if (mode == 0) {
- DBG(2, sprintf(output, "Invalid mode\n"));
- return INVALID_ARGS;
- }
-
- err = creat(path, mode);
- my_errno = errno;
- last_ret_val = err;
- return SUCCESS;
-}
-
-void print_statvfs(struct statvfs *st)
-{
- DBG(3, sprintf(output, "%sstruct statvfs: \n", output));
- DBG(3, sprintf(output, "%s f_bsize: %x\n", output, (unsigned int) st->f_bsize));
- DBG(3, sprintf(output, "%s f_frsize: %x\n", output, (unsigned int) st->f_frsize));
- DBG(3, sprintf(output, "%s f_blocks: %x\n", output, (unsigned int) st->f_blocks));
- DBG(3, sprintf(output, "%s f_bfree: %x\n", output, (unsigned int) st->f_bfree));
- DBG(3, sprintf(output, "%s f_bavail: %x\n", output, (unsigned int) st->f_bavail));
- DBG(3, sprintf(output, "%s f_files: %x\n", output, (unsigned int) st->f_files));
- DBG(3, sprintf(output, "%s f_ffree: %x\n", output, (unsigned int) st->f_ffree));
- DBG(3, sprintf(output, "%s f_favail: %x\n", output, (unsigned int) st->f_favail));
- DBG(3, sprintf(output, "%s f_files: %x\n", output, (unsigned int) st->f_files));
-#if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 1)
- DBG(3, sprintf(output, "%s f_fsid: %x\n", output, (unsigned int) st->f_fsid.__val[1]));
-#else
- DBG(3, sprintf(output, "%s f_fsid: %x\n", output, (unsigned int) st->f_fsid));
-#endif
- DBG(3, sprintf(output, "%s f_flag: %x\n", output, (unsigned int) st->f_flag));
- DBG(3, sprintf(output, "%s f_fnamemax: %x\n", output, (unsigned int) st->f_namemax));
-}
-
-
-int sysio_statvfs(char *filename, void *buf)
-{
- int err;
- struct statvfs *st = (struct statvfs *)buf;
-
- err = statvfs(filename, st);
- if ( err == -1) {
- my_perror("statvfs");
- }
-
- my_errno = errno;
- last_ret_val = err;
-
- print_statvfs(st);
- return SUCCESS;
-}
-
-int sysio_fstatvfs(int fd, void *buf)
-{
- int err;
- struct statvfs *st = (struct statvfs *)buf;
-
- err = fstatvfs(fd, st);
- if (err == -1) {
- my_perror("fstatvfs");
- }
-
- my_errno = errno;
- last_ret_val = err;
-
- print_statvfs(st);
- return SUCCESS;
-}
-
-int sysio_umask(char *mode_arg)
-{
- mode_t mode;
-
- /* Is the new mode symbolic? */
- if (isalpha(mode_arg[0])) {
- /* Could be specifying defines */
- if (mode_arg[0] == 'S')
- mode = get_mode(mode_arg, DEFINED, 0);
- else
- mode = get_mode(mode_arg, SYMBOLIC, 0);
- } else
- mode = get_mode(mode_arg, NUMERIC, 0);
-
- last_ret_val = umask(mode);
- my_errno = errno;
- return SUCCESS;
-}
-
-int sysio_mknod(char *path, char *mode_arg, dev_t dev)
-{
- int err;
- int mode;
-
- mode = get_obj(mode_arg);
-
- if (mode < 0) {
- DBG(2,sprintf(output, "Cant get mode from %s\n", mode_arg));
- fprintf(stderr, "Cant get mode from %s\n", mode_arg);
- return INVALID_VAR;
- }
-
- err = mknod(path, (mode_t) mode, dev);
- if (err < 0)
- my_perror("mknod");
-
- last_ret_val = err;
- my_errno = errno;
- return SUCCESS;
-}
git://git.whamcloud.com / fs / lustre-release.git / blobdiff