170 	struct cb_file *cf;  in cb_open()  local
174 	cf = NULL;  in cb_open()
202 	cf = malloc(sizeof(struct cb_file));  in cb_open()
203 	if (cf == NULL) {  in cb_open()
208 	cf->cf_stat = sb;  in cb_open()
209 	cf->cf_size = cf->cf_stat.st_size;  in cb_open()
211 	if (S_ISDIR(cf->cf_stat.st_mode)) {  in cb_open()
212 		cf->cf_isdir = 1;  in cb_open()
213 		cf->cf_u.dir = fdopendir(fd);  in cb_open()
214 		if (cf->cf_u.dir == NULL) {  in cb_open()
216 			free(cf);  in cb_open()
220 		assert(S_ISREG(cf->cf_stat.st_mode));  in cb_open()
221 		cf->cf_isdir = 0;  in cb_open()
222 		cf->cf_u.fd = fd;  in cb_open()
224 	*hp = cf;  in cb_open()
231 	struct cb_file *cf = h;  in cb_close()  local
233 	if (cf->cf_isdir)  in cb_close()
234 		closedir(cf->cf_u.dir);  in cb_close()
236 		close(cf->cf_u.fd);  in cb_close()
237 	free(cf);  in cb_close()
245 	struct cb_file *cf = h;  in cb_isdir()  local
247 	return (cf->cf_isdir);  in cb_isdir()
253 	struct cb_file *cf = h;  in cb_read()  local
256 	if (cf->cf_isdir)  in cb_read()
258 	sz = read(cf->cf_u.fd, buf, size);  in cb_read()
269 	struct cb_file *cf = h;  in cb_readdir()  local
272 	if (!cf->cf_isdir)  in cb_readdir()
275 	dp = readdir(cf->cf_u.dir);  in cb_readdir()
295 	struct cb_file *cf = h;  in cb_seek()  local
297 	if (cf->cf_isdir)  in cb_seek()
299 	if (lseek(cf->cf_u.fd, offset, whence) < 0)  in cb_seek()
307 	struct cb_file *cf = h;  in cb_stat()  local
310 	sbp->st_mode = cf->cf_stat.st_mode;  in cb_stat()
311 	sbp->st_uid = cf->cf_stat.st_uid;  in cb_stat()
312 	sbp->st_gid = cf->cf_stat.st_gid;  in cb_stat()
313 	sbp->st_size = cf->cf_stat.st_size;  in cb_stat()
314 	sbp->st_mtime = cf->cf_stat.st_mtime;  in cb_stat()
315 	sbp->st_dev = cf->cf_stat.st_dev;  in cb_stat()
316 	sbp->st_ino = cf->cf_stat.st_ino;  in cb_stat()