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+/*-
+ * Copyright (c) 1987, 1988, 1993
+ * The Regents of the University of California. 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.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ * @(#)disklabel.h 8.2 (Berkeley) 7/10/94
+ * $FreeBSD$
+ */
+
+#ifndef _SYS_DISK_MBR_H_
+#define _SYS_DISK_MBR_H_
+
+#define DOSBBSECTOR 0 /* DOS boot block relative sector number */
+#define DOSDSNOFF 440 /* WinNT/2K/XP Drive Serial Number offset */
+#define DOSPARTOFF 446
+#define DOSPARTSIZE 16
+#define NDOSPART 4
+#define NEXTDOSPART 32
+#define DOSMAGICOFFSET 510
+#define DOSMAGIC 0xAA55
+
+#define DOSPTYP_EXT 0x05 /* DOS extended partition */
+#define DOSPTYP_FAT16 0x06 /* FAT16 partition */
+#define DOSPTYP_NTFS 0x07 /* NTFS partition */
+#define DOSPTYP_FAT32 0x0b /* FAT32 partition */
+#define DOSPTYP_EXTLBA 0x0f /* DOS extended partition */
+#define DOSPTYP_PPCBOOT 0x41 /* PReP/CHRP boot partition */
+#define DOSPTYP_LDM 0x42 /* Win2k dynamic extended partition */
+#define DOSPTYP_LINSWP 0x82 /* Linux swap partition */
+#define DOSPTYP_LINUX 0x83 /* Linux partition */
+#define DOSPTYP_LINLVM 0x8e /* Linux LVM partition */
+#define DOSPTYP_386BSD 0xa5 /* 386BSD partition type */
+#define DOSPTYP_APPLE_UFS 0xa8 /* Apple Mac OS X boot */
+#define DOSPTYP_APPLE_BOOT 0xab /* Apple Mac OS X UFS */
+#define DOSPTYP_HFS 0xaf /* HFS/HFS+ partition type */
+#define DOSPTYP_PMBR 0xee /* GPT Protective MBR */
+#define DOSPTYP_EFI 0xef /* EFI FAT parition */
+#define DOSPTYP_VMFS 0xfb /* VMware VMFS partition */
+#define DOSPTYP_VMKDIAG 0xfc /* VMware vmkDiagnostic partition */
+#define DOSPTYP_LINRAID 0xfd /* Linux raid partition */
+
+struct dos_partition {
+ unsigned char dp_flag; /* bootstrap flags */
+ unsigned char dp_shd; /* starting head */
+ unsigned char dp_ssect; /* starting sector */
+ unsigned char dp_scyl; /* starting cylinder */
+ unsigned char dp_typ; /* partition type */
+ unsigned char dp_ehd; /* end head */
+ unsigned char dp_esect; /* end sector */
+ unsigned char dp_ecyl; /* end cylinder */
+ uint32_t dp_start; /* absolute starting sector number */
+ uint32_t dp_size; /* partition size in sectors */
+};
+#ifdef CTASSERT
+CTASSERT(sizeof (struct dos_partition) == DOSPARTSIZE);
+#endif
+
+#define DPSECT(s) ((s) & 0x3f) /* isolate relevant bits of sector */
+#define DPCYL(c, s) ((c) + (((s) & 0xc0)<<2)) /* and those that are cylinder */
+
+#endif /* !_SYS_DISK_MBR_H_ */