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/*
* Copyright (c) 1994, Paul Richards.
*
* All rights reserved.
*
* This software may be used, modified, copied, distributed, and
* sold, in both source and binary form provided that the above
* copyright and these terms are retained, verbatim, as the first
* lines of this file. Under no circumstances is the author
* responsible for the proper functioning of this software, nor does
* the author assume any responsibility for damages incurred with
* its use.
*/
#define MBRSIZE 512
#define MBR_MAGIC 0xAA55
#define ACTIVE 0x80
struct mbr
{
unsigned char bootcode[DOSPARTOFF];
struct dos_partition dospart[4];
unsigned short magic;
};
struct part_type
{
unsigned char type;
char *name;
};
#define PARTITION_TYPES \
{ \
{0x00, "Unused"} \
,{0x01, "Primary DOS with 12 bit FAT"} \
,{0x02, "XENIX / filesystem"} \
,{0x03, "XENIX /usr filesystem"} \
,{0x04, "Primary DOS with 16 bit FAT"} \
,{0x05, "Extended DOS"} \
,{0x06, "Primary 'big' DOS (> 32MB)"} \
,{0x07, "OS/2 HPFS, QNX or Advanced UNIX"} \
,{0x08, "AIX filesystem"} \
,{0x09, "AIX boot partition or Coherent"} \
,{0x0A, "OS/2 Boot Manager or OPUS"} \
,{0x10, "OPUS"} \
,{0x40, "VENIX 286"} \
,{0x50, "DM"} \
,{0x51, "DM"} \
,{0x52, "CP/M or Microport SysV/AT"} \
,{0x56, "GB"} \
,{0x61, "Speed"} \
,{0x63, "ISC UNIX, other System V/386, GNU HURD or Mach"} \
,{0x64, "Novell Netware 2.xx"} \
,{0x65, "Novell Netware 3.xx"} \
,{0x75, "PCIX"} \
,{0x80, "Minix 1.1 ... 1.4a"} \
,{0x81, "Minix 1.4b ... 1.5.10"} \
,{0x82, "Linux swap"} \
,{0x83, "Linux filesystem"} \
,{0x93, "Amoeba filesystem"} \
,{0x94, "Amoeba bad block table"} \
,{0xA5, "FreeBSD/NetBSD/386BSD"} \
,{0xA7, "NEXTSTEP"} \
,{0xB7, "BSDI BSD/386 filesystem"} \
,{0xB8, "BSDI BSD/386 swap"} \
,{0xDB, "Concurrent CPM or C.DOS or CTOS"} \
,{0xE1, "Speed"} \
,{0xE3, "Speed"} \
,{0xE4, "Speed"} \
,{0xF1, "Speed"} \
,{0xF2, "DOS 3.3+ Secondary"} \
,{0xF4, "Speed"} \
,{0xFF, "BBT (Bad Blocks Table)"} \
};
extern char *part_type(int);
extern int write_mbr(int, struct mbr *);
extern int read_mbr(int, struct mbr *);
extern void show_mbr(struct mbr *);
extern int clear_mbr(struct mbr *, char *);
extern void edit_mbr(struct mbr *, struct disklabel *);
extern int build_mbr(struct mbr *, char *, struct disklabel *);
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