From 190f91d4bdc364fc06b2cb93bb4b8d2ded7d2607 Mon Sep 17 00:00:00 2001 From: "Michael I. Bushnell" Date: Thu, 13 Oct 1994 01:09:51 +0000 Subject: Initial revision --- ufs-fsck/inode.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 ufs-fsck/inode.c diff --git a/ufs-fsck/inode.c b/ufs-fsck/inode.c new file mode 100644 index 00000000..44b79de3 --- /dev/null +++ b/ufs-fsck/inode.c @@ -0,0 +1,60 @@ +/* Inode allocation, deallocation, etc. + Copyright (C) 1994 Free Software Foundation, Inc. + Written by Michael I. Bushnell. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ + +static void +inode_iterate (struct dinode *dp, + int (*fn (daddr_t, int)), + int doaddrblocks) +{ + mode_t mode = dp->di_model & IFMT; + int nb, maxb; + + if (mode == IFBLK || mode == IFCHR + || (mode == IFLNK && sblock->fs_maxsymlinklen != -1 + && (dp->di_size < sblock->fs_maxsymlinklen + || (sblock->fs_maxsymlinklen == 0 && dp->di_blocks == 0)))) + return; + + maxb = howmany (dp->di_size, sblock->fs_bsize); + for (nb = 0; nb < NDADDR; nb++) + { + int offset; + int nfrags; + int cont; + + if (nb == maxb && (offset = blkoff (sblock, dp->di_size))) + nfrags = numfrags (sblock, fragroundup (sblock, offset)); + else + nfrags = sblock->fs_frag; + + if (dp->di_db[nb] != 0) + if ((*fn)(dp->di_db[nb], nfrags) != RET_GOOD) + return; + } + + for (nb = 0; nb < NIADDR; nb++) + if (scaniblock (dp->di_db[nb], nb) != RET_GOOD) + return; + + if (doaddrblocks && dp->di_trans) + (*fn)(dp->di_trans, sblock->fs_frag); +} + + -- cgit v1.2.3