1/* $NetBSD: wr_bparam.c,v 1.1.1.2 2009/03/20 20:26:55 christos Exp $ */ 2 3/* 4 * Copyright (c) 1997-2009 Erez Zadok 5 * Copyright (c) 1989 Jan-Simon Pendry 6 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine 7 * Copyright (c) 1989 The Regents of the University of California. 8 * All rights reserved. 9 * 10 * This code is derived from software contributed to Berkeley by 11 * Jan-Simon Pendry at Imperial College, London. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. All advertising materials mentioning features or use of this software 22 * must display the following acknowledgment: 23 * This product includes software developed by the University of 24 * California, Berkeley and its contributors. 25 * 4. Neither the name of the University nor the names of its contributors 26 * may be used to endorse or promote products derived from this software 27 * without specific prior written permission. 28 * 29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 39 * SUCH DAMAGE. 40 * 41 * 42 * File: am-utils/fsinfo/wr_bparam.c 43 * 44 */ 45 46#ifdef HAVE_CONFIG_H 47# include <config.h> 48#endif /* HAVE_CONFIG_H */ 49#include <am_defs.h> 50#include <fsi_data.h> 51#include <fsinfo.h> 52 53 54/* 55 * Write a host/path in NFS format 56 */ 57static int 58write_nfsname(FILE *ef, fsmount *fp, char *hn) 59{ 60 int errors = 0; 61 char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname); 62 63 domain_strip(h, hn); 64 fprintf(ef, "%s:%s", h, fp->f_volname); 65 XFREE(h); 66 return errors; 67} 68 69 70/* 71 * Write a bootparams entry for a host 72 */ 73static int 74write_boot_info(FILE *ef, host *hp) 75{ 76 int errors = 0; 77 78 fprintf(ef, "%s\troot=", hp->h_hostname); 79 errors += write_nfsname(ef, hp->h_netroot, hp->h_hostname); 80 fputs(" swap=", ef); 81 errors += write_nfsname(ef, hp->h_netswap, hp->h_hostname); 82 fputs("\n", ef); 83 84 return 0; 85} 86 87 88/* 89 * Output a bootparams file 90 */ 91int 92write_bootparams(qelem *q) 93{ 94 int errors = 0; 95 96 if (bootparams_pref) { 97 FILE *ef = pref_open(bootparams_pref, "bootparams", info_hdr, "bootparams"); 98 if (ef) { 99 host *hp; 100 ITER(hp, host, q) 101 if (hp->h_netroot && hp->h_netswap) 102 errors += write_boot_info(ef, hp); 103 errors += pref_close(ef); 104 } else { 105 errors++; 106 } 107 } 108 109 return errors; 110} 111