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

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

#include <hardware.h>

#include <physio.h>
#include <volume.h>
#include <fs.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);

  struct superblock_desc_t sblock;

  /* Charger le superblock */
  if ( load_super(0, &sblock) == SBLOCK_FAILURE )
    {
      if ( sblock.magic_key != SUPERBLOCK_MAGIC ) 
	{
	  printf("Pas de partition sur le disque !\n");
	  return EXIT_FAILURE;
	}
    }

  /* tentative d'allocation de tous les blocs */

  printf("Tentative d'allocation de tous les blocs\n");
  uint32_t b[sblock.free_space];
  int count=0, expected=sblock.free_space;
  do {
    b[count] = new_block(0);
    if ( b[count] == 0 )
      break;

    printf(".");
    fflush(stdout);
    count++;
  } while ( count < sblock.free_space );

  printf("\n");

  printf("%d bloc(s) alloué(s), %d attendu(s).\n", count, expected);

  if ( count != expected )
    return EXIT_FAILURE;

  /* Tentative de libération de tous les blocs */
  printf("Tentative de libération des %d blocs\n", count);
  for(i=0;i<count;i++)
    {
      free_block(0, b[i]);
      printf(".");
      fflush(stdout);
    }

  printf("\n");

  /* tentative d'allocation de tous les blocs */
  printf("Tentative d'allocation des memes %d blocs\n", count);
  uint32_t bl;
  for(i=0;i<count;i++)
    {
      bl = new_block(0);
      if ( b[count] == 0 )
	{
	  printf("Impossible!\n");
	  return EXIT_FAILURE;
	}
      printf(".");
      fflush(stdout);
    }

  printf("\n");

  printf("Tentative d'allocation d'un bloc en trop...");
  if ( new_block(0) )
    {
      printf("succes (échec du test) !\n");
      return EXIT_FAILURE;
    }
  else
    printf("echec (test réussi)\n");

  return EXIT_SUCCESS;
}