#include <stdio.h>
#include <stdlib.h>

#include <string.h>
#include <stdint.h>

#include <hardware.h>

#include <physio.h>
#include <files.h>

static void emptyIT()
{
  return;
}


static void hddIT()
{
  return;
}

int main(int argc, char *argv[])
{
  unsigned int i;

  /* init hardware */
  if(initHardware("hardware.ini") == 0) {
    fprintf(stderr, "Error in hardware initialization\n");
    exit(EXIT_FAILURE);
  }

  /* Interreupt handlers */
  for(i=0; i<16; i++)
    IRQVECTOR[i] = emptyIT;

  IRQVECTOR[HDA_IRQ] = hddIT;

  /* Allows all IT */
  _mask(1);

  if ( argc < 3 )
    {
      printf("Utilisation : %s VOLUME CHEMIN\n", argv[0]);
      return EXIT_FAILURE;
    }

  unsigned int volume = atoi(argv[1]);

  if ( mount(volume) < 0 )
    {
      printf("Erreur de montage du volume!\n");
      return EXIT_FAILURE;
    }

  struct file_desc_t fd;
  printf("Fichier : %s\n", argv[2]);
  if ( open_file(&fd, argv[2]) >= 0 )
    {
      if ( fd.type != FILET_REG )
	{
	  printf("Ce n'est pas un fichier!\n");
	  close_file(&fd);
	  return EXIT_FAILURE;
	}

      char buf[50];
      int a;
      while( (a = read_file(&fd, buf, sizeof(buf)-1)) > 0 )
	{
	  buf[a] = '\0';
	  printf("%s", buf);
	}

      printf("\n");
      close_file(&fd);
    }
  else
    printf("Ce fichier n'existe pas.\n");

  umount();
   
  return EXIT_SUCCESS;
}