/**************************************************************************************
 Copyright (c) 2002 The UbixOS Project
 All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions, the following disclaimer and the list of authors.
Redistributions in binary form must reproduce the above copyright notice, this list of conditions, the following disclaimer and the list of authors
in the documentation and/or other materials provided with the distribution. Neither the name of the UbixOS Project 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.

 $Id: ubixfs.h,v 1.11 2003/04/24 05:16:28 reddawg Exp $

**************************************************************************************/

#ifndef _UBIXFS_H
#define _UBIXFS_H

#include <ubixos/types.h>
#include <ubixos/file.h>
#include <sys/drives.h>

#define UBIXDISKMAGIC     ((uInt32)0x45) /* The disk magic number */
#define MAXUBIXPARTITIONS 16
#define blockSize         8

//Partition Information
struct ubixDiskLabel {
  uLong magicNum;
  uLong magicNum2;
  uShort driveType;
  uShort numPartitions;
  struct  ubixPartitions {  //the partition table
    uLong pSize;            //number of sectors in partition
    uLong pOffset;          //starting sector
    uLong pFsSize;          //filesystem basic fragment size
    uLong pBatSize;         //BAT size
    uChar pFsType;          //filesystem type, see below
    uChar pFrag;            //filesystem fragments per block
    } partitions[MAXUBIXPARTITIONS];
  };


struct partitionInformation {
  uLong size;                 //Size In Sectors
  uLong startSector;          //Base Sector Of Partition
  uLong blockAllocationTable; //Base Sector Of BAT
  uLong rootDirectory;        //Base Sector Of Root Directory
  };

//Block Allocation Table Entry
struct blockAllocationTableEntry {
  long attributes; //Block Attributes
  long realSector; //Real Sector  
  long nextBlock;  //Sector Of Next Block
  long reserved;   //Reserved
  };

//UbixFS Directory Entry
struct directoryEntry {
  uLong  startCluster;   //Starting Cluster Of File
  uLong  size;           //Size Of File
  uLong  creationDate;  //Date Created
  uLong  lastModified;  //Date Last Modified
  uLong  uid;           //UID Of Owner
  uLong  gid;           //GID Of Owner
  uShort attributes;    //Files Attributes
  uShort permissions;   //Files Permissions
  char   fileName[256]; //File Name
  };

struct bootSect {
  uChar jmp[4];
  uChar id[6];
  uShort version;
  uShort tmp;
  uShort fsStart;
  uShort tmp2;
  uLong krnl_start;
  uInt BytesPerSector;
  uInt SectersPerTrack;
  uInt TotalHeads;
  uLong TotalSectors;
  uChar code[479];
  };  

struct ubixFsInfo {
  struct blockAllocationTableEntry *blockAllocationTable;
  uInt32 batEntries;
  };

int readFile(char *file);
int writeFileByte(int ch,fileDescriptor *fd,long offset);
int openFileUbixFS(char *file,fileDescriptor *fd);
//extern struct ubixDiskLabel *diskLabel;

//Good Functions
void initUbixFS(struct mountPoints *mp);
int enableUbixFS();
int readUbixFS(fileDescriptor *fd,char *data,long offset,long size);
int writeUbixFS(fileDescriptor *fd,char *data,long offset,long size);

#endif