#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;

  open_file(&fd, argv[2]);

  /* Si c'est un répertoire, il doit être vide */  
  if ( fd.type == FILET_DIR )
    {

      struct entry_t ent;
      while ( read_file(&fd, &ent, sizeof(struct entry_t)) > 0 )
	{
	  if ( ent.ent_inumber != 0 )
	    {
	      if ( strcmp(ent.ent_basename, ".") == 0 )
		continue;
	      if ( strcmp(ent.ent_basename, "..") == 0 )
		continue;
	      else
		{
		  close_file(&fd);
		  printf("Répertoire non vide!\n");
		  umount();
		  return EXIT_FAILURE;
		}
	    }
	}


    }

  close_file(&fd);
  
  if ( delete_file(argv[2]) == 0 )
    printf("Fichier supprimé!\n");
  else
    printf("Ce fichier n'existe pas!\n");
 

  umount();
  
  return EXIT_SUCCESS;
}