1/* $NetBSD: installboot.h,v 1.2 2008/04/28 20:22:53 martin 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 Luke Mewburn of Wasabi Systems. 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#ifndef _INSTALLBOOT_H 33#define _INSTALLBOOT_H 34 35#if HAVE_NBTOOL_CONFIG_H 36#include "nbtool_config.h" 37#include "../../sys/sys/bootblock.h" 38#else 39#include <sys/bootblock.h> 40#include <sys/endian.h> 41#endif 42 43#include <sys/stat.h> 44#include <stdint.h> 45 46#ifndef MAXNAMLEN 47#define MAXNAMLEN 511 48#endif 49 50typedef enum { 51 /* flags from global options */ 52 IB_VERBOSE = 1<<0, /* verbose operation */ 53 IB_NOWRITE = 1<<1, /* don't write */ 54 IB_CLEAR = 1<<2, /* clear boot block */ 55 56 /* flags from -o options */ 57 IB_ALPHASUM = 1<<8, /* set Alpha checksum */ 58 IB_APPEND = 1<<9, /* append stage 1 to EO(regular)F */ 59 IB_SUNSUM = 1<<10, /* set Sun checksum */ 60 IB_STAGE1START= 1<<11, /* start block for stage 1 provided */ 61 IB_STAGE2START= 1<<12, /* start block for stage 2 provided */ 62 IB_COMMAND = 1<<13, /* Amiga commandline option */ 63 IB_RESETVIDEO = 1<<14, /* i386 reset video */ 64 IB_CONSOLE = 1<<15, /* i386 console */ 65 IB_CONSPEED = 1<<16, /* i386 console baud rate */ 66 IB_TIMEOUT = 1<<17, /* i386 boot timeout */ 67 IB_PASSWORD = 1<<18, /* i386 boot password */ 68 IB_KEYMAP = 1<<19, /* i386 console keymap */ 69 IB_CONSADDR = 1<<20, /* i386 console io address */ 70} ib_flags; 71 72typedef struct { 73 ib_flags flags; /* flags (see above) */ 74 struct ib_mach *machine; /* machine details (see below) */ 75 struct ib_fs *fstype; /* file system details (see below) */ 76 const char *filesystem; /* name of target file system */ 77 int fsfd; /* open fd to filesystem */ 78 struct stat fsstat; /* fstat(2) of fsfd */ 79 const char *stage1; /* name of stage1 bootstrap */ 80 int s1fd; /* open fd to stage1 */ 81 struct stat s1stat; /* fstat(2) of s1fd */ 82 uint64_t s1start; /* start block of stage1 */ 83 const char *stage2; /* name of stage2 bootstrap */ 84 uint64_t s2start; /* start block of stage2 */ 85 /* parsed -o option=value data */ 86 const char *command; /* name of command string */ 87 const char *console; /* name of console */ 88 int conspeed; /* console baud rate */ 89 int consaddr; /* console io address */ 90 const char *password; /* boot password */ 91 int timeout; /* interactive boot timeout */ 92 const char *keymap; /* keyboard translations */ 93} ib_params; 94 95typedef struct { 96 uint64_t block; 97 uint32_t blocksize; 98} ib_block; 99 100struct ib_mach { 101 const char *name; 102 int (*setboot) (ib_params *); 103 int (*clearboot) (ib_params *); 104 ib_flags valid_flags; 105}; 106 107struct ib_fs { 108 /* compile time parameters */ 109 const char *name; 110 int (*match) (ib_params *); 111 int (*findstage2) (ib_params *, uint32_t *, ib_block *); 112 /* run time fs specific parameters */ 113 uint32_t blocksize; 114 uint32_t needswap; 115 off_t sblockloc; /* location of superblock */ 116}; 117 118typedef enum { 119 BBINFO_BIG_ENDIAN = 0, 120 BBINFO_LITTLE_ENDIAN = 1, 121} bbinfo_endian; 122 123struct bbinfo_params { 124 const char *magic; /* magic string to look for */ 125 uint32_t offset; /* offset to write start of stage1 */ 126 uint32_t blocksize; /* blocksize of stage1 */ 127 uint32_t maxsize; /* max size of stage1 */ 128 uint32_t headeroffset; /* 129 * header offset (relative to offset) 130 * to read stage1 into 131 */ 132 bbinfo_endian endian; 133}; 134 135int cd9660_match(ib_params *); 136int cd9660_findstage2(ib_params *, uint32_t *, ib_block *); 137 138int isofncmp(const u_char *, size_t, const u_char *, size_t, int); 139void isofntrans(u_char *, int, u_char *, u_short *, int, int, int, int); 140 141 142#endif /* _INSTALLBOOT_H */ 143