diff options
Diffstat (limited to 'usr.bin/mkimg/mkimg.h')
| -rw-r--r-- | usr.bin/mkimg/mkimg.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/usr.bin/mkimg/mkimg.h b/usr.bin/mkimg/mkimg.h new file mode 100644 index 0000000..7262bdb --- /dev/null +++ b/usr.bin/mkimg/mkimg.h @@ -0,0 +1,72 @@ +/*- + * Copyright (c) 2014 Juniper Networks, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _MKIMG_MKIMG_H_ +#define _MKIMG_MKIMG_H_ + +#include <sys/queue.h> + +typedef int64_t lba_t; + +struct part { + STAILQ_ENTRY(part) link; + char *alias; /* Partition type alias. */ + char *contents; /* Contents/size specification. */ + u_int kind; /* Content kind. */ +#define PART_UNDEF 0 +#define PART_KIND_FILE 1 +#define PART_KIND_PIPE 2 +#define PART_KIND_SIZE 3 + u_int index; /* Partition index (0-based). */ + uintptr_t type; /* Scheme-specific partition type. */ + lba_t block; /* Block-offset of partition in image. */ + lba_t size; /* Size in blocks of partition. */ + char *label; /* Partition label. */ +}; + +extern STAILQ_HEAD(partlisthead, part) partlist; +extern u_int nparts; + +extern u_int verbose; + +extern u_int ncyls; +extern u_int nheads; +extern u_int nsecs; +extern u_int secsz; /* Logical block size. */ +extern u_int blksz; /* Physical block size. */ + +static inline lba_t +round_block(lba_t n) +{ + lba_t b = blksz / secsz; + return ((n + b - 1) & ~(b - 1)); +} + +int mkimg_seek(int fd, lba_t blk); + +#endif /* _MKIMG_MKIMG_H_ */ |
