From d4023f2e24f76a780fa8dc8a8102a24bc61db723 Mon Sep 17 00:00:00 2001
From: phk <phk@FreeBSD.org>
Date: Sun, 12 May 2002 23:44:15 +0000
Subject: UFS2 preparation commit: Remove support for converting old FFS
 formats to newer.

Submitted by:	mckusick
Sponspored by: DARPA & NAI Labs.
---
 sbin/fsck_ffs/dir.c    | 67 ++++--------------------------------------
 sbin/fsck_ffs/fsck.h   |  3 --
 sbin/fsck_ffs/fsutil.c |  4 +--
 sbin/fsck_ffs/inode.c  |  3 +-
 sbin/fsck_ffs/pass1.c  | 27 -----------------
 sbin/fsck_ffs/pass2.c  | 51 +++++---------------------------
 sbin/fsck_ffs/pass5.c  | 13 ++++----
 sbin/fsck_ffs/setup.c  | 80 ++++----------------------------------------------
 8 files changed, 27 insertions(+), 221 deletions(-)

(limited to 'sbin/fsck_ffs')

diff --git a/sbin/fsck_ffs/dir.c b/sbin/fsck_ffs/dir.c
index 84c8f02..9a3eee4 100644
--- a/sbin/fsck_ffs/dir.c
+++ b/sbin/fsck_ffs/dir.c
@@ -130,29 +130,8 @@ dirscan(struct inodesc *idesc)
 		if (dsize > sizeof(dbuf))
 			dsize = sizeof(dbuf);
 		memmove(dbuf, dp, (size_t)dsize);
-#		if (BYTE_ORDER == LITTLE_ENDIAN)
-			if (!newinofmt) {
-				struct direct *tdp = (struct direct *)dbuf;
-				u_char tmp;
-
-				tmp = tdp->d_namlen;
-				tdp->d_namlen = tdp->d_type;
-				tdp->d_type = tmp;
-			}
-#		endif
 		idesc->id_dirp = (struct direct *)dbuf;
 		if ((n = (*idesc->id_func)(idesc)) & ALTERED) {
-#			if (BYTE_ORDER == LITTLE_ENDIAN)
-				if (!newinofmt && !doinglevel2) {
-					struct direct *tdp;
-					u_char tmp;
-
-					tdp = (struct direct *)dbuf;
-					tmp = tdp->d_namlen;
-					tdp->d_namlen = tdp->d_type;
-					tdp->d_type = tmp;
-				}
-#			endif
 			bp = getdirblk(idesc->id_blkno, blksiz);
 			memmove(bp->b_un.b_buf + idesc->id_loc - dsize, dbuf,
 			    (size_t)dsize);
@@ -244,19 +223,9 @@ dircheck(struct inodesc *idesc, struct direct *dp)
 		goto bad;
 	if (dp->d_ino == 0)
 		return (1);
-	size = DIRSIZ(!newinofmt, dp);
-#	if (BYTE_ORDER == LITTLE_ENDIAN)
-		if (!newinofmt) {
-			type = dp->d_namlen;
-			namlen = dp->d_type;
-		} else {
-			namlen = dp->d_namlen;
-			type = dp->d_type;
-		}
-#	else
-		namlen = dp->d_namlen;
-		type = dp->d_type;
-#	endif
+	size = DIRSIZ(0, dp);
+	namlen = dp->d_namlen;
+	type = dp->d_type;
 	if (dp->d_reclen < size ||
 	    idesc->id_filesize < size ||
 	    namlen > MAXNAMLEN ||
@@ -393,27 +362,9 @@ mkentry(struct inodesc *idesc)
 	dirp = (struct direct *)(((char *)dirp) + oldlen);
 	dirp->d_ino = idesc->id_parent;	/* ino to be entered is in id_parent */
 	dirp->d_reclen = newent.d_reclen;
-	if (newinofmt)
-		dirp->d_type = inoinfo(idesc->id_parent)->ino_type;
-	else
-		dirp->d_type = 0;
+	dirp->d_type = inoinfo(idesc->id_parent)->ino_type;
 	dirp->d_namlen = newent.d_namlen;
 	memmove(dirp->d_name, idesc->id_name, (size_t)newent.d_namlen + 1);
-#	if (BYTE_ORDER == LITTLE_ENDIAN)
-		/*
-		 * If the entry was split, dirscan() will only reverse the byte
-		 * order of the original entry, and not the new one, before
-		 * writing it back out.  So, we reverse the byte order here if
-		 * necessary.
-		 */
-		if (oldlen != 0 && !newinofmt && !doinglevel2) {
-			u_char tmp;
-
-			tmp = dirp->d_namlen;
-			dirp->d_namlen = dirp->d_type;
-			dirp->d_type = tmp;
-		}
-#	endif
 	return (ALTERED|STOP);
 }
 
@@ -425,10 +376,7 @@ chgino(struct inodesc *idesc)
 	if (memcmp(dirp->d_name, idesc->id_name, (int)dirp->d_namlen + 1))
 		return (KEEPON);
 	dirp->d_ino = idesc->id_parent;
-	if (newinofmt)
-		dirp->d_type = inoinfo(idesc->id_parent)->ino_type;
-	else
-		dirp->d_type = 0;
+	dirp->d_type = inoinfo(idesc->id_parent)->ino_type;
 	return (ALTERED|STOP);
 }
 
@@ -669,10 +617,7 @@ allocdir(ino_t parent, ino_t request, int mode)
 	struct dirtemplate *dirp;
 
 	ino = allocino(request, IFDIR|mode);
-	if (newinofmt)
-		dirp = &dirhead;
-	else
-		dirp = (struct dirtemplate *)&odirhead;
+	dirp = &dirhead;
 	dirp->dot_ino = ino;
 	dirp->dotdot_ino = parent;
 	dp = ginode(ino);
diff --git a/sbin/fsck_ffs/fsck.h b/sbin/fsck_ffs/fsck.h
index f220026..e94a6b7 100644
--- a/sbin/fsck_ffs/fsck.h
+++ b/sbin/fsck_ffs/fsck.h
@@ -211,9 +211,6 @@ int	bkgrdflag;		/* use a snapshot to run on an active system */
 int	bflag;			/* location of alternate super block */
 int	debug;			/* output debugging info */
 int	cvtlevel;		/* convert to newer file system format */
-int	doinglevel1;		/* converting to new cylinder group format */
-int	doinglevel2;		/* converting to new inode format */
-int	newinofmt;		/* filesystem has new inode format */
 int	bkgrdcheck;		/* determine if background check is possible */
 char	usedsoftdep;		/* just fix soft dependency inconsistencies */
 char	preen;			/* just fix normal inconsistencies */
diff --git a/sbin/fsck_ffs/fsutil.c b/sbin/fsck_ffs/fsutil.c
index 9f4607f..bf6c7fe 100644
--- a/sbin/fsck_ffs/fsutil.c
+++ b/sbin/fsck_ffs/fsutil.c
@@ -520,8 +520,8 @@ getpathname(char *namebuf, ino_t curdir, ino_t ino)
 void
 catch(int sig)
 {
-	if (!doinglevel2)
-		ckfini(0);
+
+	ckfini(0);
 	exit(12);
 }
 
diff --git a/sbin/fsck_ffs/inode.c b/sbin/fsck_ffs/inode.c
index a30591b..0050ae1 100644
--- a/sbin/fsck_ffs/inode.c
+++ b/sbin/fsck_ffs/inode.c
@@ -633,8 +633,7 @@ allocino(ino_t request, int type)
 	dp->di_blocks = btodb(sblock.fs_fsize);
 	n_files++;
 	inodirty();
-	if (newinofmt)
-		inoinfo(ino)->ino_type = IFTODT(type);
+	inoinfo(ino)->ino_type = IFTODT(type);
 	return (ino);
 }
 
diff --git a/sbin/fsck_ffs/pass1.c b/sbin/fsck_ffs/pass1.c
index e3fd6ea..ef31787 100644
--- a/sbin/fsck_ffs/pass1.c
+++ b/sbin/fsck_ffs/pass1.c
@@ -243,24 +243,6 @@ checkinode(ino_t inumber, struct inodesc *idesc)
 	if (mode == IFBLK || mode == IFCHR)
 		ndb++;
 	if (mode == IFLNK) {
-		if (doinglevel2 &&
-		    dp->di_size > 0 && dp->di_size < MAXSYMLINKLEN &&
-		    dp->di_blocks != 0) {
-			symbuf = alloca(secsize);
-			if (bread(fsreadfd, symbuf,
-			    fsbtodb(&sblock, dp->di_db[0]),
-			    (long)secsize) != 0)
-				errx(EEXIT, "cannot read symlink");
-			if (debug) {
-				symbuf[dp->di_size] = 0;
-				printf("convert symlink %lu(%s) of size %ld\n",
-				    (u_long)inumber, symbuf, (long)dp->di_size);
-			}
-			dp = ginode(inumber);
-			memmove(dp->di_shortlink, symbuf, (long)dp->di_size);
-			dp->di_blocks = 0;
-			inodirty();
-		}
 		/*
 		 * Fake ndb value so direct/indirect block checks below
 		 * will detect any garbage after symlink string.
@@ -319,15 +301,6 @@ checkinode(ino_t inumber, struct inodesc *idesc)
 	} else
 		inoinfo(inumber)->ino_state = FSTATE;
 	inoinfo(inumber)->ino_type = IFTODT(mode);
-	if (doinglevel2 &&
-	    (dp->di_ouid != (u_short)-1 || dp->di_ogid != (u_short)-1)) {
-		dp = ginode(inumber);
-		dp->di_uid = dp->di_ouid;
-		dp->di_ouid = -1;
-		dp->di_gid = dp->di_ogid;
-		dp->di_ogid = -1;
-		inodirty();
-	}
 	badblk = dupblk = 0;
 	idesc->id_number = inumber;
 	if (dp->di_flags & SF_SNAPSHOT)
diff --git a/sbin/fsck_ffs/pass2.c b/sbin/fsck_ffs/pass2.c
index 838dcb7..2347f76 100644
--- a/sbin/fsck_ffs/pass2.c
+++ b/sbin/fsck_ffs/pass2.c
@@ -118,10 +118,8 @@ pass2(void)
 		    inoinfo(ROOTINO)->ino_state);
 	}
 	inoinfo(ROOTINO)->ino_state = DFOUND;
-	if (newinofmt) {
-		inoinfo(WINO)->ino_state = FSTATE;
-		inoinfo(WINO)->ino_type = DT_WHT;
-	}
+	inoinfo(WINO)->ino_state = FSTATE;
+	inoinfo(WINO)->ino_type = DT_WHT;
 	/*
 	 * Sort the directory list into disk block order.
 	 */
@@ -232,13 +230,6 @@ pass2check(struct inodesc *idesc)
 	char pathbuf[MAXPATHLEN + 1];
 
 	/*
-	 * If converting, set directory entry type.
-	 */
-	if (doinglevel2 && dirp->d_ino > 0 && dirp->d_ino < maxino) {
-		dirp->d_type = inoinfo(dirp->d_ino)->ino_type;
-		ret |= ALTERED;
-	}
-	/*
 	 * check for "."
 	 */
 	if (idesc->id_entryno != 0)
@@ -250,7 +241,7 @@ pass2check(struct inodesc *idesc)
 			if (reply("FIX") == 1)
 				ret |= ALTERED;
 		}
-		if (newinofmt && dirp->d_type != DT_DIR) {
+		if (dirp->d_type != DT_DIR) {
 			direrror(idesc->id_number, "BAD TYPE VALUE FOR '.'");
 			dirp->d_type = DT_DIR;
 			if (reply("FIX") == 1)
@@ -260,21 +251,9 @@ pass2check(struct inodesc *idesc)
 	}
 	direrror(idesc->id_number, "MISSING '.'");
 	proto.d_ino = idesc->id_number;
-	if (newinofmt)
-		proto.d_type = DT_DIR;
-	else
-		proto.d_type = 0;
+	proto.d_type = DT_DIR;
 	proto.d_namlen = 1;
 	(void)strcpy(proto.d_name, ".");
-#	if BYTE_ORDER == LITTLE_ENDIAN
-		if (!newinofmt) {
-			u_char tmp;
-
-			tmp = proto.d_type;
-			proto.d_type = proto.d_namlen;
-			proto.d_namlen = tmp;
-		}
-#	endif
 	entrysize = DIRSIZ(0, &proto);
 	if (dirp->d_ino != 0 && strcmp(dirp->d_name, "..") != 0) {
 		pfatal("CANNOT FIX, FIRST ENTRY IN DIRECTORY CONTAINS %s\n",
@@ -303,21 +282,9 @@ chk1:
 		goto chk2;
 	inp = getinoinfo(idesc->id_number);
 	proto.d_ino = inp->i_parent;
-	if (newinofmt)
-		proto.d_type = DT_DIR;
-	else
-		proto.d_type = 0;
+	proto.d_type = DT_DIR;
 	proto.d_namlen = 2;
 	(void)strcpy(proto.d_name, "..");
-#	if BYTE_ORDER == LITTLE_ENDIAN
-		if (!newinofmt) {
-			u_char tmp;
-
-			tmp = proto.d_type;
-			proto.d_type = proto.d_namlen;
-			proto.d_namlen = tmp;
-		}
-#	endif
 	entrysize = DIRSIZ(0, &proto);
 	if (idesc->id_entryno == 0) {
 		n = DIRSIZ(0, dirp);
@@ -333,7 +300,7 @@ chk1:
 	}
 	if (dirp->d_ino != 0 && strcmp(dirp->d_name, "..") == 0) {
 		inp->i_dotdot = dirp->d_ino;
-		if (newinofmt && dirp->d_type != DT_DIR) {
+		if (dirp->d_type != DT_DIR) {
 			direrror(idesc->id_number, "BAD TYPE VALUE FOR '..'");
 			dirp->d_type = DT_DIR;
 			if (reply("FIX") == 1)
@@ -391,8 +358,7 @@ chk2:
 	if (dirp->d_ino > maxino) {
 		fileerror(idesc->id_number, dirp->d_ino, "I OUT OF RANGE");
 		n = reply("REMOVE");
-	} else if (newinofmt &&
-		   ((dirp->d_ino == WINO && dirp->d_type != DT_WHT) ||
+	} else if (((dirp->d_ino == WINO && dirp->d_type != DT_WHT) ||
 		    (dirp->d_ino != WINO && dirp->d_type == DT_WHT))) {
 		fileerror(idesc->id_number, dirp->d_ino, "BAD WHITEOUT ENTRY");
 		dirp->d_ino = WINO;
@@ -461,8 +427,7 @@ again:
 			/* fall through */
 
 		case FSTATE:
-			if (newinofmt &&
-			    dirp->d_type != inoinfo(dirp->d_ino)->ino_type) {
+			if (dirp->d_type != inoinfo(dirp->d_ino)->ino_type) {
 				fileerror(idesc->id_number, dirp->d_ino,
 				    "BAD TYPE VALUE");
 				dirp->d_type = inoinfo(dirp->d_ino)->ino_type;
diff --git a/sbin/fsck_ffs/pass5.c b/sbin/fsck_ffs/pass5.c
index 1d73dc8..f2ab2a8 100644
--- a/sbin/fsck_ffs/pass5.c
+++ b/sbin/fsck_ffs/pass5.c
@@ -60,7 +60,7 @@ pass5(void)
 	struct fs *fs = &sblock;
 	struct cg *cg = &cgrp;
 	ufs_daddr_t dbase, dmax, d;
-	int i, j, excessdirs;
+	int i, j, excessdirs, rewritecg = 0;
 	struct csum *cs;
 	struct csum cstotal;
 	struct inodesc idesc[3];
@@ -77,7 +77,7 @@ pass5(void)
 				pwarn("DELETING CLUSTERING MAPS\n");
 			if (preen || reply("DELETE CLUSTERING MAPS")) {
 				fs->fs_contigsumsize = 0;
-				doinglevel1 = 1;
+				rewritecg = 1;
 				sbdirty();
 			}
 		}
@@ -104,7 +104,7 @@ pass5(void)
 						    doit);
 					fs->fs_cgsize =
 					    fragroundup(fs, CGSIZE(fs));
-					doinglevel1 = 1;
+					rewritecg = 1;
 					sbdirty();
 				}
 			}
@@ -161,11 +161,8 @@ pass5(void)
 			fs->fs_postblformat);
 	}
 	memset(&idesc[0], 0, sizeof idesc);
-	for (i = 0; i < 3; i++) {
+	for (i = 0; i < 3; i++)
 		idesc[i].id_type = ADDR;
-		if (doinglevel2)
-			idesc[i].id_fix = FIX;
-	}
 	memset(&cstotal, 0, sizeof(struct csum));
 	j = blknum(fs, fs->fs_size + fs->fs_frag - 1);
 	for (i = fs->fs_size; i < j; i++)
@@ -309,7 +306,7 @@ pass5(void)
 			memmove(cs, &newcg->cg_cs, sizeof *cs);
 			sbdirty();
 		}
-		if (doinglevel1) {
+		if (rewritecg) {
 			memmove(cg, newcg, (size_t)fs->fs_cgsize);
 			cgdirty();
 			continue;
diff --git a/sbin/fsck_ffs/setup.c b/sbin/fsck_ffs/setup.c
index 9364ce3..107ded2 100644
--- a/sbin/fsck_ffs/setup.c
+++ b/sbin/fsck_ffs/setup.c
@@ -210,81 +210,11 @@ setup(char *dev)
 			sbdirty();
 		}
 	}
-	if (sblock.fs_interleave < 1 ||
-	    sblock.fs_interleave > sblock.fs_nsect) {
-		pfatal("IMPOSSIBLE INTERLEAVE=%d IN SUPERBLOCK",
-			sblock.fs_interleave);
-		sblock.fs_interleave = 1;
-		if (preen)
-			printf(" (FIXED)\n");
-		if (preen || reply("SET TO DEFAULT") == 1) {
-			sbdirty();
-			dirty(&asblk);
-		}
-	}
-	if (sblock.fs_npsect < sblock.fs_nsect ||
-	    sblock.fs_npsect > sblock.fs_nsect*2) {
-		pfatal("IMPOSSIBLE NPSECT=%d IN SUPERBLOCK",
-			sblock.fs_npsect);
-		sblock.fs_npsect = sblock.fs_nsect;
-		if (preen)
-			printf(" (FIXED)\n");
-		if (preen || reply("SET TO DEFAULT") == 1) {
-			sbdirty();
-			dirty(&asblk);
-		}
-	}
-	if (sblock.fs_inodefmt >= FS_44INODEFMT) {
-		newinofmt = 1;
-	} else {
-		sblock.fs_qbmask = ~sblock.fs_bmask;
-		sblock.fs_qfmask = ~sblock.fs_fmask;
-		/* This should match the kernel limit in ffs_oldfscompat(). */
-		sblock.fs_maxfilesize = (u_int64_t)1 << 39;
-		newinofmt = 0;
-	}
-	/*
-	 * Convert to new inode format.
-	 */
-	if (cvtlevel >= 2 && sblock.fs_inodefmt < FS_44INODEFMT) {
-		if (preen)
-			pwarn("CONVERTING TO NEW INODE FORMAT\n");
-		else if (!reply("CONVERT TO NEW INODE FORMAT"))
-			return(0);
-		doinglevel2++;
-		sblock.fs_inodefmt = FS_44INODEFMT;
-		sizepb = sblock.fs_bsize;
-		sblock.fs_maxfilesize = sblock.fs_bsize * NDADDR - 1;
-		for (i = 0; i < NIADDR; i++) {
-			sizepb *= NINDIR(&sblock);
-			sblock.fs_maxfilesize += sizepb;
-		}
-		sblock.fs_maxsymlinklen = MAXSYMLINKLEN;
-		sblock.fs_qbmask = ~sblock.fs_bmask;
-		sblock.fs_qfmask = ~sblock.fs_fmask;
-		sbdirty();
-		dirty(&asblk);
-	}
-	/*
-	 * Convert to new cylinder group format.
-	 */
-	if (cvtlevel >= 1 && sblock.fs_postblformat == FS_42POSTBLFMT) {
-		if (preen)
-			pwarn("CONVERTING TO NEW CYLINDER GROUP FORMAT\n");
-		else if (!reply("CONVERT TO NEW CYLINDER GROUP FORMAT"))
-			return(0);
-		doinglevel1++;
-		sblock.fs_postblformat = FS_DYNAMICPOSTBLFMT;
-		sblock.fs_nrpos = 8;
-		sblock.fs_postbloff =
-		    (char *)(&sblock.fs_opostbl[0][0]) -
-		    (char *)(&sblock.fs_firstfield);
-		sblock.fs_rotbloff = &sblock.fs_space[0] -
-		    (u_char *)(&sblock.fs_firstfield);
-		sblock.fs_cgsize =
-			fragroundup(&sblock, CGSIZE(&sblock));
-		sbdirty();
-		dirty(&asblk);
+	if (sblock.fs_inodefmt < FS_44INODEFMT) {
+		pwarn("Format of filesystem is too old.\n");
+		pwarn("Must update to modern format using a version of fsck\n");
+		pfatal("from before 2002 with the command ``fsck -c 2''\n");
+		exit(EEXIT);
 	}
 	if (asblk.b_dirty && !bflag) {
 		memmove(&altsblock, &sblock, (size_t)sblock.fs_sbsize);
-- 
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