freebsd-skq/usr.bin/mkimg/scheme.h
Ed Maste a4c8dbbd87 mkimg: support fat16b partitions (MBR type 06h)
Reviewed by:	marcel
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D3894
2015-10-15 01:09:14 +00:00

93 lines
2.7 KiB
C

/*-
* Copyright (c) 2013,2014 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_SCHEME_H_
#define _MKIMG_SCHEME_H_
#include <sys/linker_set.h>
enum alias {
ALIAS_NONE, /* Keep first! */
/* start */
ALIAS_EBR,
ALIAS_EFI,
ALIAS_FAT16B,
ALIAS_FAT32,
ALIAS_FREEBSD,
ALIAS_FREEBSD_BOOT,
ALIAS_FREEBSD_NANDFS,
ALIAS_FREEBSD_SWAP,
ALIAS_FREEBSD_UFS,
ALIAS_FREEBSD_VINUM,
ALIAS_FREEBSD_ZFS,
ALIAS_MBR,
ALIAS_NTFS,
/* end */
ALIAS_COUNT /* Keep last! */
};
struct mkimg_alias {
u_int alias;
uintptr_t type;
#define ALIAS_PTR2TYPE(p) (uintptr_t)(p)
#define ALIAS_INT2TYPE(i) (i)
#define ALIAS_TYPE2PTR(p) (void *)(p)
#define ALIAS_TYPE2INT(i) (i)
};
struct mkimg_scheme {
const char *name;
const char *description;
struct mkimg_alias *aliases;
lba_t (*metadata)(u_int, lba_t);
#define SCHEME_META_IMG_START 1
#define SCHEME_META_IMG_END 2
#define SCHEME_META_PART_BEFORE 3
#define SCHEME_META_PART_AFTER 4
int (*write)(lba_t, void *);
u_int nparts;
u_int labellen;
u_int bootcode;
u_int maxsecsz;
};
SET_DECLARE(schemes, struct mkimg_scheme);
#define SCHEME_DEFINE(nm) DATA_SET(schemes, nm)
int scheme_select(const char *);
struct mkimg_scheme *scheme_selected(void);
int scheme_bootcode(int fd);
int scheme_check_part(struct part *);
u_int scheme_max_parts(void);
u_int scheme_max_secsz(void);
lba_t scheme_metadata(u_int, lba_t);
int scheme_write(lba_t);
#endif /* _MKIMG_SCHEME_H_ */