NetBSD/usr.sbin/amd/fsinfo/wr_bparam.c

100 lines
3.1 KiB
C

/*
* Copyright (c) 1989 Jan-Simon Pendry
* Copyright (c) 1989 Imperial College of Science, Technology & Medicine
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry at Imperial College, London.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: @(#)wr_bparam.c 8.1 (Berkeley) 6/6/93
* $Id: wr_bparam.c,v 1.3 1994/06/13 20:50:26 mycroft Exp $
*/
#include "../fsinfo/fsinfo.h"
/*
* Write a host/path in NFS format
*/
static int write_nfsname(ef, fp, hn)
FILE *ef;
fsmount *fp;
char *hn;
{
int errors = 0;
char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
domain_strip(h, hn);
fprintf(ef, "%s:%s", h, fp->f_volname);
free(h);
return errors;
}
/*
* Write a bootparams entry for a host
*/
static int write_boot_info(ef, hp)
FILE *ef;
host *hp;
{
int errors = 0;
fprintf(ef, "%s\troot=", hp->h_hostname);
errors += write_nfsname(ef, hp->h_netroot, hp->h_hostname);
fputs(" swap=", ef);
errors += write_nfsname(ef, hp->h_netswap, hp->h_hostname);
fputs("\n", ef);
return 0;
}
/*
* Output a bootparams file
*/
int write_bootparams(q)
qelem *q;
{
int errors = 0;
if (bootparams_pref) {
FILE *ef = pref_open(bootparams_pref, "bootparams", info_hdr, "bootparams");
if (ef) {
host *hp;
ITER(hp, host, q)
if (hp->h_netroot && hp->h_netswap)
errors += write_boot_info(ef, hp);
errors += pref_close(ef);
} else {
errors++;
}
}
return errors;
}