int statistiche(char *dev,int ino) { 
	INODE=ino;
	struct passwd *pwd;
	struct group *grp;
	
	if((fd=open(dev,O_RDONLY,0))<0) { 
		fprintf(stderr,"Impossibile aprire %s\n",dev); 
		_exit(1); 
	} 
	
	
	lseek(fd,1024,0); //SALTO IL BOOT RECORD
	
	 
	if(read(fd,&sb,sizeof(sb))!=sizeof(sb)) { 
		fprintf(stderr,"Impossibile leggere il superblocco\n"); 
		_exit(1); 
	} 
	if(sb.s_log_block_size==0)
		sb.s_log_block_size=1024;
	
	else if(sb.s_log_block_size==1)
		sb.s_log_block_size=2048;
	
	else if(sb.s_log_block_size==2)
		sb.s_log_block_size=4096;
	
	
	uint32_t group = (INODE -1) / sb.s_inodes_per_group;
	uint32_t index = (INODE -1) % sb.s_inodes_per_group;
		

	//VADO AL GROUP DESCRIPTOR
	if(sb.s_log_block_size==1024)
		lseek(fd,(sb.s_log_block_size+BOOTSECTOR)+32*group,0); 
	else 
		lseek(fd,sb.s_log_block_size+32*group,0); 
		
	if(read(fd,&gd,sizeof(gd))!=sizeof(gd)) { 
		fprintf(stderr,"Impossibile leggere il group descriptor\n"); 
		_exit(1); 
	} 

	fprintf(output,"Inode: %d\n",INODE);
	
	//VADO ALL'INODE DESIDERATO
	
	lseek(fd,gd.bg_inode_table*sb.s_log_block_size+index*sb.s_inode_size,0);

	char *tipo,*utente,*gruppo;
	read(fd,&inode,sizeof(inode)); 
	if((pwd = getpwuid(inode.i_uid)) != NULL)
	 	utente = pwd->pw_name;
	 	
	if((grp = getgrgid(inode.i_gid)) != NULL)
		gruppo = grp->gr_name;
	
	indirezione(0,0);
	
	switch (inode.i_mode & S_IFMT) {
	   		case S_IFDIR:        	tipo="Directory";             
						break;
	   		case S_IFLNK:        	tipo="Link simbolico";        
						break;
	   		case S_IFCHR:        	tipo="Device di carattere";   
						break;
	  		case S_IFIFO:        	tipo="Fifo";                  
						break;
	  		case S_IFBLK:        	tipo="Device di blocco";      
						break;
	   		case S_IFREG:        	tipo="File regolare";         
						break;
	   		case S_IFSOCK:       	tipo="Socket";                
						break;
	 }
	
	fprintf(output,"Tipo file: %s\n",tipo);
	
	if(!strcmp(tipo,"Link simbolico")){
		lseek(fd,gd.bg_inode_table*sb.s_log_block_size+
		index*sb.s_inode_size+40,0);
		unsigned char b[inode.i_size];
		read(fd,&b,inode.i_size);
		b[inode.i_size]='\0';
		fprintf(output,"link punta a -> %s\n",b);
	}
	
	else if((!strcmp(tipo,"Device di carattere")) 
	|| (!strcmp(tipo,"Device di blocco")) ){
		fprintf(output,"Major number %d\n",(((int)buf.st_rdev & 0xFF00) >> 8));
		fprintf(output,"Minor number %d\n",(((int)buf.st_rdev & 0x00FF) >> 0));
	}
	
	else if(!strcmp(tipo,"File regolare")){
		fprintf(output,"N. discontinuita': %d\n",discont);
		fprintf(output,"Dimensione: %d\n",inode.i_size); 
	}
	
	else if(!strcmp(tipo,"Socket")){
	}
	
	else if(!strcmp(tipo,"Fifo")){
	}
	
	else if(!strcmp(tipo,"Directory")){
	}
	
	discont=0;
	
	fprintf(output,"Proprietario: %s\n",utente);
	fprintf(output,"Gruppo: %s\n",gruppo); 
	fprintf(output,"%s\n",permessi(inode.i_mode));
	fprintf(output,"------------------------------------------------\n");
	close(fd); 
	return 0;
}