1/*
2 * Copyright (c) 1997-2006 Erez Zadok
3 * Copyright (c) 1989 Jan-Simon Pendry
4 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1989 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 *    must display the following acknowledgment:
21 *      This product includes software developed by the University of
22 *      California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 *    may be used to endorse or promote products derived from this software
25 *    without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * SUCH DAMAGE.
38 *
39 *
40 * File: am-utils/fsinfo/wr_bparam.c
41 *
42 */
43
44#ifdef HAVE_CONFIG_H
45# include <config.h>
46#endif /* HAVE_CONFIG_H */
47#include <am_defs.h>
48#include <fsi_data.h>
49#include <fsinfo.h>
50
51
52/*
53 * Write a host/path in NFS format
54 */
55static int
56write_nfsname(FILE *ef, fsmount *fp, char *hn)
57{
58  int errors = 0;
59  char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
60
61 domain_strip(h, hn);
62  fprintf(ef, "%s:%s", h, fp->f_volname);
63  XFREE(h);
64  return errors;
65}
66
67
68/*
69 * Write a bootparams entry for a host
70 */
71static int
72write_boot_info(FILE *ef, host *hp)
73{
74  int errors = 0;
75
76  fprintf(ef, "%s\troot=", hp->h_hostname);
77  errors += write_nfsname(ef, hp->h_netroot, hp->h_hostname);
78  fputs(" swap=", ef);
79  errors += write_nfsname(ef, hp->h_netswap, hp->h_hostname);
80  fputs("\n", ef);
81
82  return 0;
83}
84
85
86/*
87 * Output a bootparams file
88 */
89int
90write_bootparams(qelem *q)
91{
92  int errors = 0;
93
94  if (bootparams_pref) {
95    FILE *ef = pref_open(bootparams_pref, "bootparams", info_hdr, "bootparams");
96    if (ef) {
97      host *hp;
98      ITER(hp, host, q)
99      if (hp->h_netroot && hp->h_netswap)
100	  errors += write_boot_info(ef, hp);
101      errors += pref_close(ef);
102    } else {
103      errors++;
104    }
105  }
106
107  return errors;
108}
109