160 #define	stclus(sz, de)	((sz) != 32 ? (uint_t)cv2((de)->clus) :          \  argument
161 			((uint_t)cv2((de)->dex.h_clus) << 16) |  \
162 			cv2((de)->clus))
295 	DOS_DE *de;  in dos_open()  local
305 	if ((err = namede(fs, path, &de))) {  in dos_open()
310 	clus = stclus(fs->fatsz, de);  in dos_open()
311 	size = cv4(de->size);  in dos_open()
313 	if ((!(de->attr & FA_DIR) && (!clus != !size)) ||  in dos_open()
314 	    ((de->attr & FA_DIR) && size) ||  in dos_open()
327 	f->de = *de;  in dos_open()
353 	if ((size = fsize(f->fs, &f->de)) == -1)  in dos_read()
358 	if ((clus = stclus(f->fs->fatsz, &f->de)))  in dos_read()
408 	size = cv4(f->de.size);  in dos_seek()
457 	sb->st_mode = f->de.attr & FA_DIR ? S_IFDIR | 0555 : S_IFREG | 0444;  in dos_stat()
461 	if ((sb->st_size = fsize(f->fs, &f->de)) == -1)  in dos_stat()
501 		if (dd.de.name[0] == 0)  in dos_readdir()
505 		if (dd.de.name[0] == 0xe5)  in dos_readdir()
509 		if (dd.de.attr & FA_LABEL) {  in dos_readdir()
514 			if ((dd.de.attr & FA_MASK) == FA_XDE) {  in dos_readdir()
537 				x = dos_checksum(dd.de.name, dd.de.ext);  in dos_readdir()
541 				cp_sfn(fn, &dd.de);  in dos_readdir()
548 	d->d_fileno = (dd.de.clus[1] << 8) + dd.de.clus[0];  in dos_readdir()
550 	d->d_type = (dd.de.attr & FA_DIR) ? DT_DIR : DT_REG;  in dos_readdir()
629 	DOS_DE *de;  in namede()  local
635 	de = &fs->root;  in namede()
648 		if (!(de->attr & FA_DIR))  in namede()
650 		if ((err = lookup(fs, stclus(fs->fatsz, de), name, &de)))  in namede()
653 	*dep = de;  in namede()
694 				if (dir[ent].de.name[0] == 0)  in lookup()
696 				if (dir[ent].de.name[0] == 0xe5) {  in lookup()
700 				if ((dir[ent].de.attr & FA_MASK) == FA_XDE) {  in lookup()
716 				} else if (!(dir[ent].de.attr & FA_LABEL)) {  in lookup()
719 						    dir[ent].de.name,  in lookup()
720 						    dir[ent].de.ext);  in lookup()
726 						cp_sfn(sfn, &dir[ent].de);  in lookup()
731 						*dep = &dir[ent].de;  in lookup()
782 cp_sfn(uchar_t *sfn, DOS_DE *de)  in cp_sfn()  argument
788 	if (*de->name != ' ') {  in cp_sfn()
789 		for (j = 7; de->name[j] == ' '; j--)  in cp_sfn()
792 			*p++ = de->name[i];  in cp_sfn()
793 		if (*de->ext != ' ') {  in cp_sfn()
795 			for (j = 2; de->ext[j] == ' '; j--)  in cp_sfn()
798 				*p++ = de->ext[i];  in cp_sfn()
810 fsize(DOS_FS *fs, DOS_DE *de)  in fsize()  argument
816 	if (!(size = cv4(de->size)) && de->attr & FA_DIR) {  in fsize()
817 		if (!(c = stclus(fs->fatsz, de)))  in fsize()