int extract_iso(uniso_status_t *s, struct archive *iso, const char *dst,
distro_filter_f filter, uniso_progress_t total, uniso_progress_cb cb,
void *cb_data) {
struct archive_entry *e;
uniso_progress_t current = 0;
make_dir_parents(dst);
if(cb)
cb(current, total, cb_data);
while(archive_read_next_header(iso, &e) == ARCHIVE_OK) {
char *name = unix_path(strdup2(archive_entry_pathname(e)));
if(archive_entry_filetype(e) == AE_IFDIR
|| !filter(name)) {
free(name);
continue;
}
s->files = new_string_node_t(name, s->files);
char *dest = unix_path(create_dest(dst, "/", name));
if(!extract_file(s, iso, dest)) {
free(dest);
return 0;
}
++current;
if(cb)
cb(current, total, cb_data);
free(dest);
}
return 1;
}
int do_mount(char *src, char *dst, int flags, char *fstype, char *data)
{
unsigned long mountflags = 0;
struct stat st;
bool isdir = true;
if (flags & CT_FS_BIND) {
if (fstype || data)
return -1;
mountflags |= MS_BIND;
if (stat(src, &st)) {
pr_perror("Unable to stat %s", src);
return -1;
}
isdir = S_ISDIR(st.st_mode);
}
if (create_dest(dst, 0755, isdir))
return -1;
if (flags & CT_FS_RDONLY)
mountflags |= MS_RDONLY;
if (flags & CT_FS_NOEXEC)
mountflags |= MS_NOEXEC;
if (flags & CT_FS_NOSUID)
mountflags |= MS_NOSUID;
if (flags & CT_FS_NODEV)
mountflags |= MS_NODEV;
if (flags & CT_FS_STRICTATIME)
mountflags |= MS_STRICTATIME;
if (mount(src, dst, fstype, mountflags, data) == -1) {
pr_perror("Unable to mount %s -> %s\n", src, dst);
return -1;
}
if (flags & CT_FS_PRIVATE) {
if (mount(NULL, dst, NULL, MS_PRIVATE, NULL) == -1) {
pr_perror("Unable to mark %s as private", dst);
umount(dst);
return -1;
}
}
return 0;
}