//Inculde Header Files-----------------------------------------------
#include<stdlib.h>
#include<stdio.h>
#include<time.h>
#include<unistd.h>
#include<termios.h>
#include<sys/types.h>
#include<sys/stat.h>
#include<fcntl.h>
#include<sys/resource.h>

//Enumerations-------------------------------------------------------
typedef enum {false, true} bool; 
typedef enum {fuse_read,
		      fuse_write,
		      page_read,
		  	  page_write,
		  	  prog_check} mode;

//Constants----------------------------------------------------------
#define nibble_lo 0x0F
#define nibble_hi 0xF0
#define frame_mask 0x90

//Structs------------------------------------------------------------
typedef struct {
	char mode;
	char opt_lo;
	char opt_hi;
} cmd_t;

//Protoypes----------------------------------------------------------
char * cmd_build(mode cmd_mode, char cmd_option);
char * page_build();
void delay(int delay_time);

//Variables----------------------------------------------------------
char cmd_arr[3];
char page_size = 0x40;

//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//Build Command
char * cmd_build(mode cmd_mode, char cmd_option){
	cmd_t * cmd_ptr = (cmd_t *)malloc(sizeof(cmd_t));
	(*cmd_ptr).mode = frame_mask|cmd_mode;
	(*cmd_ptr).opt_lo = frame_mask|(cmd_option&nibble_lo);
	(*cmd_ptr).opt_hi = frame_mask|((cmd_option>>4)&nibble_lo);
	char * frame_ptr = &((*cmd_ptr).mode);
	return frame_ptr;
}

//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//Delay in ms
void delay(int delay_time){
	clock_t time1 = clock();
	while(((clock()-time1)/CLOCKS_PER_SEC)*1000
			 							!= (clock_t)delay_time);
}

//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//Build Page
char * page_build(){
	char page[70];
	for(int i=0; i<70; i++){
		page[i] = 0xFF;
	}
	char * page_ptr = &page[0];
	return page_ptr;
}