#ifndef GRUB_PROTOCOL_HEADER
#define GRUB_PROTOCOL_HEADER
#include <grub/err.h>
#include <grub/net/protocol.h>
#include <grub/net/netbuff.h>
#include <grub/net.h>
struct protocol_operations;
struct grub_net_protocol;
struct grub_net_interface;

struct grub_net_protocol
{
  struct grub_net_protocol *next;
  char *name;
  grub_err_t (*open) (struct grub_net_interface* inf,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
  grub_err_t (*open_confirm) (struct grub_net_interface *inf,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
  grub_err_t (*get_payload) (struct grub_net_interface *inf,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
  grub_err_t (*get_payload_confirm) (struct grub_net_interface* inf,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
  grub_err_t (*close) (struct grub_net_interface *inf,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
  grub_err_t (*send) (struct grub_net_interface *inf ,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
  grub_err_t (*recv) (struct grub_net_interface *inf ,
             struct grub_net_protocol *prot, struct grub_net_buff *nb);
};

typedef struct grub_net_protocol *grub_net_protocol_t;

struct grub_net_interface
{
  struct grub_net_card *card;
  struct grub_net_protocol* prot;
  char *path;
  char *username;
  char *password;
  /*transport layer addres*/ 
  struct grub_net_addr *tla;
  /*internet layer addres*/ 
  struct grub_net_addr *ila;
  /*link layer addres*/ 
  struct grub_net_addr *lla;
};

void grub_protocol_register (grub_net_protocol_t prot);
void grub_protocol_unregister (grub_net_protocol_t prot);
#endif