It is accomplished ...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00
commit 52a3801208
2025 changed files with 472889 additions and 0 deletions
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+/*
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+
+#ifndef __PARTITION_H
+#define __PARTITION_H
+
+#define  PARTITION_MAGIC1	0x55
+#define  PARTITION_MAGIC2	0xaa
+#define  PART_MAGIC_OFFSET	0x01fe
+#define  PARTITION_OFFSET	0x01be
+#define  NUM_PARTITIONS		4
+
+#define  PTCHSToLBA(c, h, s, scnt, hcnt) ((s) & 0x3f) + \
+    (scnt) * ( (h) + (hcnt) * ((c) | (((s) & 0xc0) << 2)))
+#define  PTLBAToCHS(lba, c, h, s, scnt, hcnt) ( \
+    (s) = (lba) % (scnt) + 1,  \
+    (lba) /= (scnt), \
+    (h) = (lba) % (hcnt), \
+    (lba) /= (heads), \
+    (c) = (lba) & 0xff, \
+    (s) |= ((lba) >> 2) & 0xc0)
+
+/* taken from linux fdisk src */
+typedef enum PartitionTypes 
+{
+  PTEmpty = 0,
+  PTDOS3xPrimary,  /*  1 */
+  PTXENIXRoot,     /*  2 */
+  PTXENIXUsr,      /*  3 */
+  PTOLDDOS16Bit,   /*  4 */
+  PTDosExtended,   /*  5 */
+  PTDos5xPrimary,  /*  6 */
+  PTOS2HPFS,       /*  7 */
+  PTAIX,           /*  8 */
+  PTAIXBootable,   /*  9 */
+  PTOS2BootMgr,    /* 10 */
+  PTWin95FAT32,
+  PTWin95FAT32LBA,
+  PTWin95FAT16LBA,
+  PTWin95ExtendedLBA,
+  PTVenix286 =      0x40,
+  PTNovell =        0x51,
+  PTMicroport =     0x52,
+  PTGnuHurd =       0x63,
+  PTNetware286 =    0x64,
+  PTNetware386 =    0x65,
+  PTPCIX =          0x75,
+  PTOldMinix =      0x80,
+  PTMinix =         0x81,
+  PTLinuxSwap =     0x82,
+  PTLinuxExt2 =     0x83,
+  PTAmoeba =        0x93,
+  PTAmoebaBBT =     0x94,
+  PTBSD =           0xa5,
+  PTBSDIFS =        0xb7,
+  PTBSDISwap =      0xb8,
+  PTSyrinx =        0xc7,
+  PTCPM =           0xdb,
+  PTDOSAccess =     0xe1,
+  PTDOSRO =         0xe3,
+  PTDOSSecondary =  0xf2,
+  PTBBT =           0xff
+} partitionTypes;
+
+#define PartitionIsExtended(P) ((P)->PartitionType == PTDosExtended)
+
+typedef struct sPartition 
+{
+  unsigned char   boot_flags;
+  unsigned char   starting_head;
+  unsigned char   starting_sector;
+  unsigned char   starting_cylinder;
+  unsigned char   partition_type;
+  unsigned char   ending_head;
+  unsigned char   ending_sector;
+  unsigned char   ending_cylinder;
+  unsigned int    starting_block;
+  unsigned int    sector_count;
+
+} tPartition;
+
+#endif