42 static int check_sp(struct rock_ridge *rr, struct inode *inode)  in check_sp()  argument
44 	if (rr->u.SP.magic[0] != 0xbe)  in check_sp()
46 	if (rr->u.SP.magic[1] != 0xef)  in check_sp()
48 	ISOFS_SB(inode->i_sb)->s_rock_offset = rr->u.SP.skip;  in check_sp()
201 	struct rock_ridge *rr;  in get_rock_ridge_filename()  local
218 		rr = (struct rock_ridge *)rs.chr;  in get_rock_ridge_filename()
224 		if (rr->len < 3)  in get_rock_ridge_filename()
229 		rs.chr += rr->len;  in get_rock_ridge_filename()
230 		rs.len -= rr->len;  in get_rock_ridge_filename()
240 			if ((rr->u.RR.flags[0] & RR_NM) == 0)  in get_rock_ridge_filename()
244 			if (check_sp(rr, inode))  in get_rock_ridge_filename()
248 			rs.cont_extent = isonum_733(rr->u.CE.extent);  in get_rock_ridge_filename()
249 			rs.cont_offset = isonum_733(rr->u.CE.offset);  in get_rock_ridge_filename()
250 			rs.cont_size = isonum_733(rr->u.CE.size);  in get_rock_ridge_filename()
255 			if (rr->len < 5)  in get_rock_ridge_filename()
264 			if (rr->u.NM.flags & 6)  in get_rock_ridge_filename()
267 			if (rr->u.NM.flags & ~1) {  in get_rock_ridge_filename()
269 					rr->u.NM.flags);  in get_rock_ridge_filename()
272 			len = rr->len - 5;  in get_rock_ridge_filename()
277 			p = memchr(rr->u.NM.name, '\0', len);  in get_rock_ridge_filename()
279 				len = p - rr->u.NM.name;  in get_rock_ridge_filename()
280 			memcpy(retname + retnamlen, rr->u.NM.name, len);  in get_rock_ridge_filename()
315 	struct rock_ridge *rr;  in parse_rock_ridge_inode_internal()  local
334 		rr = (struct rock_ridge *)rs.chr;  in parse_rock_ridge_inode_internal()
340 		if (rr->len < 3)  in parse_rock_ridge_inode_internal()
345 		rs.chr += rr->len;  in parse_rock_ridge_inode_internal()
346 		rs.len -= rr->len;  in parse_rock_ridge_inode_internal()
357 			if ((rr->u.RR.flags[0] &  in parse_rock_ridge_inode_internal()
363 			if (check_sp(rr, inode))  in parse_rock_ridge_inode_internal()
367 			rs.cont_extent = isonum_733(rr->u.CE.extent);  in parse_rock_ridge_inode_internal()
368 			rs.cont_offset = isonum_733(rr->u.CE.offset);  in parse_rock_ridge_inode_internal()
369 			rs.cont_size = isonum_733(rr->u.CE.size);  in parse_rock_ridge_inode_internal()
373 			if (rr->u.ER.len_id + offsetof(struct rock_ridge, u.ER.data) > rr->len)  in parse_rock_ridge_inode_internal()
379 				for (p = 0; p < rr->u.ER.len_id; p++)  in parse_rock_ridge_inode_internal()
380 					printk("%c", rr->u.ER.data[p]);  in parse_rock_ridge_inode_internal()
385 			inode->i_mode = isonum_733(rr->u.PX.mode);  in parse_rock_ridge_inode_internal()
386 			set_nlink(inode, isonum_733(rr->u.PX.n_links));  in parse_rock_ridge_inode_internal()
387 			i_uid_write(inode, isonum_733(rr->u.PX.uid));  in parse_rock_ridge_inode_internal()
388 			i_gid_write(inode, isonum_733(rr->u.PX.gid));  in parse_rock_ridge_inode_internal()
393 				high = isonum_733(rr->u.PN.dev_high);  in parse_rock_ridge_inode_internal()
394 				low = isonum_733(rr->u.PN.dev_low);  in parse_rock_ridge_inode_internal()
422 			if (rr->u.TF.flags & TF_CREATE) {  in parse_rock_ridge_inode_internal()
424 				    iso_date(rr->u.TF.times[cnt++].time,  in parse_rock_ridge_inode_internal()
428 			if (rr->u.TF.flags & TF_MODIFY) {  in parse_rock_ridge_inode_internal()
430 				    iso_date(rr->u.TF.times[cnt++].time,  in parse_rock_ridge_inode_internal()
434 			if (rr->u.TF.flags & TF_ACCESS) {  in parse_rock_ridge_inode_internal()
436 				    iso_date(rr->u.TF.times[cnt++].time,  in parse_rock_ridge_inode_internal()
440 			if (rr->u.TF.flags & TF_ATTRIBUTES) {  in parse_rock_ridge_inode_internal()
442 				    iso_date(rr->u.TF.times[cnt++].time,  in parse_rock_ridge_inode_internal()
452 				slen = rr->len - 5;  in parse_rock_ridge_inode_internal()
453 				slp = &rr->u.SL.link;  in parse_rock_ridge_inode_internal()
482 						if (((rr->u.SL.  in parse_rock_ridge_inode_internal()
514 			reloc_block = isonum_733(rr->u.CL.location);  in parse_rock_ridge_inode_internal()
546 			algo = isonum_721(rr->u.ZF.algorithm);  in parse_rock_ridge_inode_internal()
549 					isonum_711(&rr->u.ZF.parms[1]);  in parse_rock_ridge_inode_internal()
568 						isonum_711(&rr->u.ZF.parms[0]);  in parse_rock_ridge_inode_internal()
570 						isonum_711(&rr->u.ZF.parms[1]);  in parse_rock_ridge_inode_internal()
572 					    isonum_733(rr->u.ZF.  in parse_rock_ridge_inode_internal()
579 				       rr->u.ZF.algorithm[0],  in parse_rock_ridge_inode_internal()
580 				       rr->u.ZF.algorithm[1]);  in parse_rock_ridge_inode_internal()
602 static char *get_symlink_chunk(char *rpnt, struct rock_ridge *rr, char *plimit)  in get_symlink_chunk()  argument
608 	slen = rr->len - 5;  in get_symlink_chunk()
609 	slp = &rr->u.SL.link;  in get_symlink_chunk()
649 			if ((!rootflag) && (rr->u.SL.flags & 1) &&  in get_symlink_chunk()
705 	struct rock_ridge *rr;  in rock_ridge_symlink_readpage()  local
738 		rr = (struct rock_ridge *)rs.chr;  in rock_ridge_symlink_readpage()
739 		if (rr->len < 3)  in rock_ridge_symlink_readpage()
744 		rs.chr += rr->len;  in rock_ridge_symlink_readpage()
745 		rs.len -= rr->len;  in rock_ridge_symlink_readpage()
751 			if ((rr->u.RR.flags[0] & RR_SL) == 0)  in rock_ridge_symlink_readpage()
755 			if (check_sp(rr, inode))  in rock_ridge_symlink_readpage()
759 			rpnt = get_symlink_chunk(rpnt, rr,  in rock_ridge_symlink_readpage()
766 			rs.cont_extent = isonum_733(rr->u.CE.extent);  in rock_ridge_symlink_readpage()
767 			rs.cont_offset = isonum_733(rr->u.CE.offset);  in rock_ridge_symlink_readpage()
768 			rs.cont_size = isonum_733(rr->u.CE.size);  in rock_ridge_symlink_readpage()