151 dirscan(struct inodesc *idesc)  in dirscan()  argument
162 	if (idesc->id_type != DATA)  in dirscan()
163 		errexit("wrong type to dirscan %d", idesc->id_type);  in dirscan()
164 	if (idesc->id_entryno == 0 &&  in dirscan()
165 	    (idesc->id_filesize & (sblock.e2fs_bsize - 1)) != 0)  in dirscan()
166 		idesc->id_filesize = roundup(idesc->id_filesize, sblock.e2fs_bsize);  in dirscan()
167 	blksiz = idesc->id_numfrags * sblock.e2fs_bsize;  in dirscan()
168 	if (chkrange(idesc->id_blkno, idesc->id_numfrags)) {  in dirscan()
169 		idesc->id_filesize -= blksiz;  in dirscan()
173 	idesc->id_loc = 0;  in dirscan()
174 	for (dp = fsck_readdir(idesc); dp != NULL; dp = fsck_readdir(idesc)) {  in dirscan()
177 		idesc->id_dirp = (struct ext2fs_direct *)dbuf;  in dirscan()
178 		if ((n = (*idesc->id_func)(idesc)) & ALTERED) {  in dirscan()
179 			bp = getdirblk(idesc->id_blkno, blksiz);  in dirscan()
180 			memcpy(bp->b_un.b_buf + idesc->id_loc - dsize, dbuf,  in dirscan()
191 	return (idesc->id_filesize > 0 ? KEEPON : STOP);  in dirscan()
198 fsck_readdir(struct inodesc *idesc)  in fsck_readdir()  argument
204 	blksiz = idesc->id_numfrags * sblock.e2fs_bsize;  in fsck_readdir()
205 	bp = getdirblk(idesc->id_blkno, blksiz);  in fsck_readdir()
206 	if (idesc->id_loc % sblock.e2fs_bsize == 0 && idesc->id_filesize > 0 &&  in fsck_readdir()
207 	    idesc->id_loc < blksiz) {  in fsck_readdir()
208 		dp = (struct ext2fs_direct *)(bp->b_un.b_buf + idesc->id_loc);  in fsck_readdir()
209 		if (dircheck(idesc, dp))  in fsck_readdir()
211 		if (idesc->id_fix == IGNORE)  in fsck_readdir()
213 		fix = dofix(idesc, "DIRECTORY CORRUPTED");  in fsck_readdir()
214 		bp = getdirblk(idesc->id_blkno, blksiz);  in fsck_readdir()
215 		dp = (struct ext2fs_direct *)(bp->b_un.b_buf + idesc->id_loc);  in fsck_readdir()
223 		idesc->id_loc += sblock.e2fs_bsize;  in fsck_readdir()
224 		idesc->id_filesize -= sblock.e2fs_bsize;  in fsck_readdir()
228 	if (idesc->id_filesize <= 0 || idesc->id_loc >= blksiz)  in fsck_readdir()
230 	dploc = idesc->id_loc;  in fsck_readdir()
232 	idesc->id_loc += fs2h16(dp->e2d_reclen);  in fsck_readdir()
233 	idesc->id_filesize -= fs2h16(dp->e2d_reclen);  in fsck_readdir()
234 	if ((idesc->id_loc % sblock.e2fs_bsize) == 0)  in fsck_readdir()
236 	ndp = (struct ext2fs_direct *)(bp->b_un.b_buf + idesc->id_loc);  in fsck_readdir()
237 	if (idesc->id_loc < blksiz && idesc->id_filesize > 0 &&  in fsck_readdir()
238 	    dircheck(idesc, ndp) == 0) {  in fsck_readdir()
239 		size = sblock.e2fs_bsize - (idesc->id_loc % sblock.e2fs_bsize);  in fsck_readdir()
240 		idesc->id_loc += size;  in fsck_readdir()
241 		idesc->id_filesize -= size;  in fsck_readdir()
242 		if (idesc->id_fix == IGNORE)  in fsck_readdir()
244 		fix = dofix(idesc, "DIRECTORY CORRUPTED");  in fsck_readdir()
245 		bp = getdirblk(idesc->id_blkno, blksiz);  in fsck_readdir()
259 dircheck(struct inodesc *idesc, struct ext2fs_direct *dp)  in dircheck()  argument
266 	spaceleft = sblock.e2fs_bsize - (idesc->id_loc % sblock.e2fs_bsize);  in dircheck()
280 	    idesc->id_filesize < size /* ||  in dircheck()
319 adjust(struct inodesc *idesc, short lcnt)  in adjust()  argument
323 	dp = ginode(idesc->id_number);  in adjust()
325 		if (linkup(idesc->id_number, (ino_t)0) == 0)  in adjust()
326 			clri(idesc, "UNREF", 0);  in adjust()
328 		pwarn("LINK COUNT %s", (lfdir == idesc->id_number) ? lfname :  in adjust()
330 		pinode(idesc->id_number);  in adjust()
348 mkentry(struct inodesc *idesc)  in mkentry()  argument
350 	struct ext2fs_direct *dirp = idesc->id_dirp;  in mkentry()
355 	newent.e2d_namlen = strlen(idesc->id_name);  in mkentry()
358 		newent.e2d_type = inot2ext2dt(typemap[idesc->id_parent]);  in mkentry()
369 	dirp->e2d_ino = h2fs32(idesc->id_parent); /* ino to be entered is in id_parent */  in mkentry()
373 	memcpy(dirp->e2d_name, idesc->id_name, (size_t)(dirp->e2d_namlen));  in mkentry()
378 chgino(struct inodesc *idesc)  in chgino()  argument
380 	struct ext2fs_direct *dirp = idesc->id_dirp;  in chgino()
383 	if (strlen(idesc->id_name) != namlen ||  in chgino()
384 		strncmp(dirp->e2d_name, idesc->id_name, (int)namlen))  in chgino()
386 	dirp->e2d_ino = h2fs32(idesc->id_parent);  in chgino()
389 		dirp->e2d_type = inot2ext2dt(typemap[idesc->id_parent]);  in chgino()
401 	struct inodesc idesc;  in linkup()  local
404 	memset(&idesc, 0, sizeof(struct inodesc));  in linkup()
418 		idesc.id_name = lfname;  in linkup()
419 		idesc.id_type = DATA;  in linkup()
420 		idesc.id_func = findino;  in linkup()
421 		idesc.id_number = EXT2_ROOTINO;  in linkup()
422 		if ((ckinode(dp, &idesc) & FOUND) != 0) {  in linkup()
423 			lfdir = idesc.id_parent;  in linkup()
462 		idesc.id_type = ADDR;  in linkup()
463 		idesc.id_func = pass4check;  in linkup()
464 		idesc.id_number = oldlfdir;  in linkup()
465 		adjust(&idesc, lncntp[oldlfdir] + 1);  in linkup()
504 	struct inodesc idesc;  in changeino()  local
506 	memset(&idesc, 0, sizeof(struct inodesc));  in changeino()
507 	idesc.id_type = DATA;  in changeino()
508 	idesc.id_func = chgino;  in changeino()
509 	idesc.id_number = dir;  in changeino()
510 	idesc.id_fix = DONTKNOW;  in changeino()
511 	idesc.id_name = name;  in changeino()
512 	idesc.id_parent = newnum;	/* new value for name */  in changeino()
513 	return (ckinode(ginode(dir), &idesc));  in changeino()
523 	struct inodesc idesc;  in makeentry()  local
530 	memset(&idesc, 0, sizeof(struct inodesc));  in makeentry()
531 	idesc.id_type = DATA;  in makeentry()
532 	idesc.id_func = mkentry;  in makeentry()
533 	idesc.id_number = parent;  in makeentry()
534 	idesc.id_parent = ino;	/* this is the inode to enter */  in makeentry()
535 	idesc.id_fix = DONTKNOW;  in makeentry()
536 	idesc.id_name = name;  in makeentry()
542 	if ((ckinode(dp, &idesc) & ALTERED) != 0)  in makeentry()
548 	return (ckinode(dp, &idesc) & ALTERED);  in makeentry()