1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2013,2014 Juniper Networks, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _MKIMG_SCHEME_H_ 30 #define _MKIMG_SCHEME_H_ 31 32 enum alias { 33 ALIAS_NONE, /* Keep first! */ 34 /* start */ 35 ALIAS_EBR, 36 ALIAS_EFI, 37 ALIAS_FAT16B, 38 ALIAS_FAT32, 39 ALIAS_FAT32LBA, 40 ALIAS_FREEBSD, 41 ALIAS_FREEBSD_BOOT, 42 ALIAS_FREEBSD_NANDFS, 43 ALIAS_FREEBSD_SWAP, 44 ALIAS_FREEBSD_UFS, 45 ALIAS_FREEBSD_VINUM, 46 ALIAS_FREEBSD_ZFS, 47 ALIAS_MBR, 48 ALIAS_MS_BASIC_DATA, 49 ALIAS_NTFS, 50 ALIAS_PPCBOOT, 51 ALIAS_HIFIVE_BBL, 52 ALIAS_XBOOTLDR, 53 ALIAS_HIFIVE_FSBL, 54 /* end */ 55 ALIAS_COUNT /* Keep last! */ 56 }; 57 58 struct mkimg_alias { 59 u_int alias; 60 uintptr_t type; 61 #define ALIAS_PTR2TYPE(p) (uintptr_t)(p) 62 #define ALIAS_INT2TYPE(i) (i) 63 #define ALIAS_TYPE2PTR(p) (void *)(p) 64 #define ALIAS_TYPE2INT(i) (i) 65 }; 66 67 struct mkimg_scheme { 68 struct mkimg_scheme *next; 69 const char *name; 70 const char *description; 71 struct mkimg_alias *aliases; 72 lba_t (*metadata)(u_int, lba_t); 73 #define SCHEME_META_IMG_START 1 74 #define SCHEME_META_IMG_END 2 75 #define SCHEME_META_PART_BEFORE 3 76 #define SCHEME_META_PART_AFTER 4 77 #define SCHEME_META_PART_ABSOLUTE 5 78 int (*write)(lba_t, void *); 79 u_int nparts; 80 u_int labellen; 81 u_int bootcode; 82 u_int maxsecsz; 83 }; 84 85 #define SCHEME_DEFINE(nm) \ 86 static void scheme_register_##nm(void) __attribute__((constructor)); \ 87 static void scheme_register_##nm(void) { scheme_register(&nm); } 88 89 struct mkimg_scheme *scheme_iterate(struct mkimg_scheme *); 90 void scheme_register(struct mkimg_scheme *); 91 int scheme_select(const char *); 92 struct mkimg_scheme *scheme_selected(void); 93 94 int scheme_bootcode(int fd); 95 int scheme_check_part(struct part *); 96 u_int scheme_max_parts(void); 97 u_int scheme_max_secsz(void); 98 lba_t scheme_metadata(u_int, lba_t); 99 int scheme_write(lba_t); 100 101 #endif /* _MKIMG_SCHEME_H_ */ 102