#ifndef __iso9660_h__
#define __iso9660_h__

//#define BYTE unsigned char
//#define WORD unsigned int
//#define DWRD unsigned long  

#include "common.h"

#define DATA_BLOCK_SIZE 256

BYTE sec_buf[2048];             //sector buffer for file system parseing
BYTE xfer_buf[DATA_BLOCK_SIZE]; //transfer buffer for MP3 reading
DWRD root_dir;                  //sector of the root dir
DWRD root_size;                 //size of root dir
DWRD cur_sect;                  //current sector in root dir we're working on
WORD cur_offs;                  //current offset in root dir
WORD cur_mp3=0;                 //current MP3 we're playing
WORD mp3count=0;                //total number of MP3's on CD
WORD sec=0;                     //seconds we've been playing current song

DWRD play_sect;                 //current sector we're playing
DWRD play_length;               //how much have we played of current track in bytes
DWRD track_length;              //length of current track in bytes
BYTE scroll=0;                  //how far are we scrolling
BYTE scroll_max;                //how far can we scroll
BYTE scroll_dir=1;              //which way are we scrolling

void nextTrack();               //goto the next track
void prevTrack();               //goto the previous track

void requestNextSector1();      //request next sector first part
BOOL requestNextSector2();      //second part of the request
int fetchSomeData(char * dest); //get some data from the CDROM

void initCD();                  //initialize the CDROM

//internal functions that I need decl'ed
BYTE find_next();
BYTE find_prev();
void disp_file();

#endif