static void
changed (guestfs_h *g1, struct file *file1,
guestfs_h *g2, struct file *file2,
int st, int cst)
{
/* Did file content change? */
if (cst != 0 ||
(is_reg (file1->stat->st_mode) && is_reg (file2->stat->st_mode) &&
(file1->stat->st_mtime_sec != file2->stat->st_mtime_sec ||
file1->stat->st_ctime_sec != file2->stat->st_ctime_sec ||
file1->stat->st_size != file2->stat->st_size))) {
output_start_line ();
output_string ("=");
output_file (g1, file1);
output_end_line ();
if (!csv) {
/* Display file changes. */
output_flush ();
diff (file1, g1, file2, g2);
}
}
/* Did just stats change? */
else if (st != 0) {
output_start_line ();
output_string ("-");
output_file (g1, file1);
output_end_line ();
output_start_line ();
output_string ("+");
output_file (g2, file2);
output_end_line ();
/* Display stats fields that changed. */
output_start_line ();
output_string ("#");
output_string ("changed:");
#define COMPARE_STAT(n) \
if (file1->stat->n != file2->stat->n) output_string (#n)
COMPARE_STAT (st_dev);
COMPARE_STAT (st_ino);
COMPARE_STAT (st_mode);
COMPARE_STAT (st_nlink);
COMPARE_STAT (st_uid);
COMPARE_STAT (st_gid);
COMPARE_STAT (st_rdev);
COMPARE_STAT (st_size);
COMPARE_STAT (st_blksize);
COMPARE_STAT (st_blocks);
COMPARE_STAT (st_atime_sec);
COMPARE_STAT (st_mtime_sec);
COMPARE_STAT (st_ctime_sec);
#undef COMPARE_STAT
if (guestfs_compare_xattr_list (file1->xattrs, file2->xattrs))
output_string ("xattrs");
output_end_line ();
}
}
static void
added (guestfs_h *g, struct file *file)
{
output_start_line ();
output_string ("+");
output_file (g, file);
output_end_line ();
}
/* This is the function which is called to display all files and
* directories, and it's where the magic happens. We are called with
* full stat and extended attributes for each file, so there is no
* penalty for displaying anything in those structures. However if we
* need other things (eg. checksum) we may have to go back to the
* appliance and then there can be a very large penalty.
*/
static int
show_file (const char *dir, const char *name,
const struct guestfs_stat *stat,
const struct guestfs_xattr_list *xattrs,
void *unused)
{
const char *filetype;
CLEANUP_FREE char *path = NULL, *csum = NULL, *link = NULL;
/* Display the basic fields. */
output_start_line ();
if (is_reg (stat->mode))
filetype = "-";
else if (is_dir (stat->mode))
filetype = "d";
else if (is_chr (stat->mode))
filetype = "c";
else if (is_blk (stat->mode))
filetype = "b";
else if (is_fifo (stat->mode))
filetype = "p";
else if (is_lnk (stat->mode))
filetype = "l";
else if (is_sock (stat->mode))
filetype = "s";
else
filetype = "u";
output_string (filetype);
output_int64_perms (stat->mode & 07777);
output_int64_size (stat->size);
/* Display extra fields when enabled. */
if (enable_uids) {
output_int64_uid (stat->uid);
output_int64_uid (stat->gid);
}
if (enable_times) {
output_int64_time (stat->atime);
output_int64_time (stat->mtime);
output_int64_time (stat->ctime);
}
if (enable_extra_stats) {
output_int64_dev (stat->dev);
output_int64 (stat->ino);
output_int64 (stat->nlink);
output_int64_dev (stat->rdev);
output_int64 (stat->blocks);
}
/* Disabled for now -- user would definitely want these to be interpreted.
if (enable_xattrs)
output_xattrs (xattrs);
*/
path = full_path (dir, name);
if (checksum && is_reg (stat->mode)) {
csum = guestfs_checksum (g, checksum, path);
if (!csum)
exit (EXIT_FAILURE);
output_string (csum);
}
output_string (path);
if (is_lnk (stat->mode))
/* XXX Fix this for NTFS. */
link = guestfs_readlink (g, path);
if (link)
output_string_link (link);
output_end_line ();
return 0;
}
