1/* $NetBSD: fstypes.c,v 1.14 2024/05/19 15:48:57 tsutsui Exp $ */ 2 3/*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Matt Fredette and Luke Mewburn. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#if HAVE_NBTOOL_CONFIG_H 33#include "nbtool_config.h" 34#endif 35 36#include <sys/cdefs.h> 37#if !defined(__lint) 38__RCSID("$NetBSD: fstypes.c,v 1.14 2024/05/19 15:48:57 tsutsui Exp $"); 39#endif /* !__lint */ 40 41#include <sys/types.h> 42 43#include <assert.h> 44#include <err.h> 45#include <stdio.h> 46 47#include "installboot.h" 48 49struct ib_fs fstypes[] = { 50#ifndef NO_STAGE2 51 { 52 .name = "ffs", 53 .match = ffs_match, 54 .findstage2 = ffs_findstage2 55 }, 56 { 57 .name = "raid", 58 .match = raid_match, 59 .findstage2 = ffs_findstage2 60 }, 61#ifdef SUPPORT_CD9660 62 { 63 .name = "cd9660", 64 .match = cd9660_match, 65 .findstage2 = cd9660_findstage2 66 }, 67#endif 68 /* raw_match() always matches, so raw should be at the end. */ 69 { 70 .name = "raw", 71 .match = raw_match, 72 .findstage2 = raw_findstage2 73 }, 74#endif 75 { 76 .name = NULL 77 } 78}; 79 80#ifndef NO_STAGE2 81int 82hardcode_stage2(ib_params *params, uint32_t *maxblk, ib_block *blocks) 83{ 84 struct stat s2sb; 85 uint32_t nblk, i; 86 87 assert(params != NULL); 88 assert(params->stage2 != NULL); 89 assert(maxblk != NULL); 90 assert(blocks != NULL); 91 assert((params->flags & IB_STAGE2START) != 0); 92 assert(params->fstype != NULL); 93 assert(params->fstype->blocksize != 0); 94 95 if (stat(params->stage2, &s2sb) == -1) { 96 warn("Examining `%s'", params->stage2); 97 return (0); 98 } 99 if (!S_ISREG(s2sb.st_mode)) { 100 warnx("`%s' must be a regular file", params->stage2); 101 return (0); 102 } 103 104 nblk = s2sb.st_size / params->fstype->blocksize; 105 if (s2sb.st_size % params->fstype->blocksize != 0) 106 nblk++; 107#if 0 108 fprintf(stderr, "for %s got size %lld blksize %u blocks %u\n", 109 params->stage2, s2sb.st_size, params->fstype->blocksize, nblk); 110#endif 111 if (nblk > *maxblk) { 112 warnx("Secondary bootstrap `%s' has too many blocks " 113 "(calculated %u, maximum %u)", 114 params->stage2, nblk, *maxblk); 115 return (0); 116 } 117 118 for (i = 0; i < nblk; i++) { 119 blocks[i].block = params->s2start + 120 i * (params->fstype->blocksize / params->sectorsize); 121 blocks[i].blocksize = params->fstype->blocksize; 122 } 123 *maxblk = nblk; 124 125 return (1); 126} 127 128 129int 130raw_match(ib_params *params) 131{ 132 133 assert(params != NULL); 134 assert(params->fstype != NULL); 135 136 params->fstype->blocksize = 8192; // XXX: hardcode 137 return (1); /* can always write to a "raw" file system */ 138} 139 140int 141raw_findstage2(ib_params *params, uint32_t *maxblk, ib_block *blocks) 142{ 143 144 assert(params != NULL); 145 assert(params->stage2 != NULL); 146 assert(maxblk != NULL); 147 assert(blocks != NULL); 148 149 if ((params->flags & IB_STAGE2START) == 0) { 150 warnx("Need `-B bno' for raw file systems"); 151 return (0); 152 } 153 return (hardcode_stage2(params, maxblk, blocks)); 154} 155#endif 156