#if !defined(TYPE_DEF_H_H)
#define TYPE_DEF_H_H
#define NUM_BLOCKS   4000
#define BLOCK_SIZE   1000

#define ERROR        -1
#define NO_ERROR     0

#define FREE_BLOCK_FLAG  0
#define END_BLOCK_FLAG   1

#define MAX_OPEN_FILES   10

#define IS_FILE_FLAG     0x00
#define IS_DIR_FLAG      0x01

#define OPEN_SLOT_USED  1
#define OPEN_SLOT_FREE  0

#include <stdio.h>
#include <time.h>

typedef struct {
  int block_size;
  int file_system_size;
  int root_dir_block;
  int root_dir_size;
  int fat_size;
  int first_data_block;
} BOOT_AREA;

typedef struct {
  char fname[28];
  time_t timestamp;
  int attribute;
  int start_block;
  int size;
} FILE_DIR_ENTRY;

typedef struct {
  char path[256];
  int size;
  int nentries;
  FILE_DIR_ENTRY *entries;
  int  updated_flag;
  int  start_block;
} CURR_DIR;

typedef struct {
  int start_block;
  int pos;
  int size;
  int curr_block;
  int curr_block_pos;
  int flag;
} OPEN_FILE;

typedef unsigned int FAT_ENTRY;
#endif