mkimg.h revision 268161
1/*- 2 * Copyright (c) 2014 Juniper Networks, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: stable/10/usr.bin/mkimg/mkimg.h 268161 2014-07-02 14:54:41Z marcel $ 27 */ 28 29#ifndef _MKIMG_MKIMG_H_ 30#define _MKIMG_MKIMG_H_ 31 32#include <sys/queue.h> 33 34struct part { 35 STAILQ_ENTRY(part) link; 36 char *alias; /* Partition type alias. */ 37 char *contents; /* Contents/size specification. */ 38 u_int kind; /* Content kind. */ 39#define PART_UNDEF 0 40#define PART_KIND_FILE 1 41#define PART_KIND_PIPE 2 42#define PART_KIND_SIZE 3 43 u_int index; /* Partition index (0-based). */ 44 uintptr_t type; /* Scheme-specific partition type. */ 45 lba_t block; /* Block-offset of partition in image. */ 46 lba_t size; /* Size in blocks of partition. */ 47 char *label; /* Partition label. */ 48}; 49 50extern STAILQ_HEAD(partlisthead, part) partlist; 51extern u_int nparts; 52 53extern u_int verbose; 54 55extern u_int ncyls; 56extern u_int nheads; 57extern u_int nsecs; 58extern u_int secsz; /* Logical block size. */ 59extern u_int blksz; /* Physical block size. */ 60 61static inline lba_t 62round_block(lba_t n) 63{ 64 lba_t b = blksz / secsz; 65 return ((n + b - 1) & ~(b - 1)); 66} 67 68#if !defined(SPARSE_WRITE) 69#define sparse_write write 70#else 71ssize_t sparse_write(int, const void *, size_t); 72#endif 73 74#endif /* _MKIMG_MKIMG_H_ */ 75