100 dirscan(struct inodesc *idesc)  in dirscan()  argument
111 	if (idesc->id_type != DATA)  in dirscan()
112 		errexit("wrong type to dirscan %d\n", idesc->id_type);  in dirscan()
113 	if (idesc->id_entryno == 0 &&  in dirscan()
114 	    (idesc->id_filesize & (DIRBLKSIZ - 1)) != 0)  in dirscan()
115 		idesc->id_filesize = roundup(idesc->id_filesize, DIRBLKSIZ);  in dirscan()
116 	blksiz = idesc->id_numfrags * sblock.fs_fsize;  in dirscan()
117 	if (chkrange(idesc->id_blkno, idesc->id_numfrags)) {  in dirscan()
118 		idesc->id_filesize -= (offset_t)blksiz;  in dirscan()
121 	idesc->id_loc = 0;  in dirscan()
122 	for (dp = fsck_readdir(idesc); dp != NULL; dp = fsck_readdir(idesc)) {  in dirscan()
130 		idesc->id_dirp = &u.dir;  in dirscan()
131 		if ((n = (*idesc->id_func)(idesc)) & ALTERED) {  in dirscan()
141 			bp = getdirblk(idesc->id_blkno, blksiz);  in dirscan()
143 			    idesc->id_loc - dsize),  in dirscan()
151 	return (idesc->id_filesize > 0 ? KEEPON : STOP);  in dirscan()
158 fsck_readdir(struct inodesc *idesc)  in fsck_readdir()  argument
166 	int origloc	= idesc->id_loc;  in fsck_readdir()
168 	blksiz = idesc->id_numfrags * sblock.fs_fsize;  in fsck_readdir()
177 	if ((idesc->id_filesize <= 0) || (idesc->id_loc >= blksiz) ||  in fsck_readdir()
178 	    ((idesc->id_loc & 3) != 0))  in fsck_readdir()
197 	bp = getdirblk(idesc->id_blkno, blksiz);  in fsck_readdir()
199 	dp = (struct direct *)(bp->b_un.b_buf + idesc->id_loc);  in fsck_readdir()
204 	if (dircheck(idesc, dp) == 0) {  in fsck_readdir()
214 		size = DIRBLKSIZ - (idesc->id_loc & (DIRBLKSIZ - 1));  in fsck_readdir()
219 		idesc->id_loc += size;  in fsck_readdir()
220 		idesc->id_filesize -= (offset_t)size;  in fsck_readdir()
226 		salvaged = (idesc->id_fix == DONTKNOW);  in fsck_readdir()
227 		dofixret = dofix(idesc, "DIRECTORY CORRUPTED");  in fsck_readdir()
238 		bp = getdirblk(idesc->id_blkno, blksiz);  in fsck_readdir()
280 			if (idesc->id_number == lfdir)  in fsck_readdir()
296 	idesc->id_loc += dp->d_reclen;  in fsck_readdir()
297 	idesc->id_filesize -= (offset_t)dp->d_reclen;  in fsck_readdir()
305 	if ((idesc->id_loc & (DIRBLKSIZ - 1)) &&	/* not at start */  in fsck_readdir()
306 	    (idesc->id_loc < blksiz) &&			/* within block */  in fsck_readdir()
307 	    ((idesc->id_loc & 3) == 0) &&		/* properly aligned */  in fsck_readdir()
308 	    (idesc->id_filesize > 0)) {			/* data follows */  in fsck_readdir()
310 		ndp = (struct direct *)(bp->b_un.b_buf + idesc->id_loc);  in fsck_readdir()
311 		if (dircheck(idesc, ndp) == 0)  in fsck_readdir()
326 dircheck(struct inodesc *idesc, struct direct *dp)  in dircheck()  argument
343 	spaceleft = DIRBLKSIZ - (idesc->id_loc % DIRBLKSIZ);  in dircheck()
349 	    idesc->id_filesize >= (offset_t)size &&  in dircheck()
363 		    idesc->id_number, idesc->id_lbn, idesc->id_loc);  in dircheck()
371 adjust(struct inodesc *idesc, int lcnt)  in adjust()  argument
378 	dp = ginode(idesc->id_number);  in adjust()
387 			clri(idesc, "UNREF", CLRI_VERBOSE, CLRI_NOP_OK);  in adjust()
402 			if (linkup(idesc->id_number, (fsck_ino_t)0,  in adjust()
405 				clri(idesc, "UNREF", CLRI_QUIET, CLRI_NOP_OK);  in adjust()
406 				if (statemap[idesc->id_number] != USTATE)  in adjust()
410 			dp = ginode(idesc->id_number);  in adjust()
412 		lcnt = lncntp[idesc->id_number];  in adjust()
424 		LINK_CLEAR(flow, idesc->id_number, dp->di_mode, &lcidesc);  in adjust()
425 		if (statemap[idesc->id_number] == USTATE)  in adjust()
429 	dp = ginode(idesc->id_number);  in adjust()
432 		    file_id(idesc->id_number, dp->di_mode));  in adjust()
433 		pinode(idesc->id_number);  in adjust()
434 		dp = ginode(idesc->id_number);  in adjust()
470 mkentry(struct inodesc *idesc)  in mkentry()  argument
472 	struct direct *dirp = idesc->id_dirp;  in mkentry()
476 	newent.d_namlen = strlen(idesc->id_name);  in mkentry()
489 	dirp->d_ino = idesc->id_parent;	/* ino to be entered is in id_parent */  in mkentry()
492 	(void) memmove(dirp->d_name, idesc->id_name,  in mkentry()
499 chgino(struct inodesc *idesc)  in chgino()  argument
501 	struct direct *dirp = idesc->id_dirp;  in chgino()
503 	if (memcmp(dirp->d_name, idesc->id_name,  in chgino()
506 	dirp->d_ino = idesc->id_parent;  in chgino()
519 	struct inodesc idesc;  in linkup()  local
521 	init_inodesc(&idesc);  in linkup()
539 		idesc.id_name = lfname;  in linkup()
540 		idesc.id_type = DATA;  in linkup()
541 		idesc.id_func = findino;  in linkup()
542 		idesc.id_number = UFSROOTINO;  in linkup()
543 		idesc.id_fix = DONTKNOW;  in linkup()
544 		if ((ckinode(dp, &idesc, CKI_TRAVERSE) & FOUND) != 0) {  in linkup()
545 			lfdir = idesc.id_parent;  in linkup()
651 	struct inodesc idesc;  in do_reconnect()  local
669 		LINK_CLEAR(flow_msg, orphan, dp->di_mode, &idesc);  in do_reconnect()
703 		LFDIR_LINK_RANGE_RVAL(flow_msg, lncntp[lfdir], 1, &idesc, 0);  in do_reconnect()
754 	struct inodesc idesc;  in changeino()  local
756 	init_inodesc(&idesc);  in changeino()
757 	idesc.id_type = DATA;  in changeino()
758 	idesc.id_func = chgino;  in changeino()
759 	idesc.id_number = dir;  in changeino()
760 	idesc.id_fix = DONTKNOW;  in changeino()
761 	idesc.id_name = name;  in changeino()
762 	idesc.id_parent = newnum;	/* new value for name */  in changeino()
763 	return (ckinode(ginode(dir), &idesc, CKI_TRAVERSE));  in changeino()
775 	struct inodesc idesc;  in makeentry()  local
781 	init_inodesc(&idesc);  in makeentry()
782 	idesc.id_type = DATA;  in makeentry()
783 	idesc.id_func = mkentry;  in makeentry()
784 	idesc.id_number = parent;  in makeentry()
785 	idesc.id_parent = ino;	/* this is the inode to enter */  in makeentry()
786 	idesc.id_fix = DONTKNOW;  in makeentry()
787 	idesc.id_name = name;  in makeentry()
801 	if ((ckinode(dp, &idesc, CKI_TRAVERSE) & ALTERED) != 0) {  in makeentry()
1129 	struct inodesc idesc;  in allocdir()  local
1205 		LINK_CLEAR(flow, parent, dp->di_mode, &idesc);  in allocdir()
1347 	struct inodesc idesc;  in mkuniqname()  local
1386 				    &idesc);  in mkuniqname()