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/* 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);
}
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