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#ifndef GRUB_NETBUFF_HEADER
#define GRUB_NETBUFF_HEADER
#include <grub/misc.h>
#define NETBUFF_ALIGN 2048
#define NETBUFFMINLEN 64
struct grub_net_buff
{
/* Pointer to the start of the buffer. */
grub_uint8_t *head;
/* Pointer to the data. */
grub_uint8_t *data;
/* Pointer to the tail. */
grub_uint8_t *tail;
/* Pointer to the end of the buffer. */
grub_uint8_t *end;
};
grub_err_t grub_netbuff_put (struct grub_net_buff *net_buff, grub_size_t len);
grub_err_t grub_netbuff_unput (struct grub_net_buff *net_buff, grub_size_t len);
grub_err_t grub_netbuff_push (struct grub_net_buff *net_buff, grub_size_t len);
grub_err_t grub_netbuff_pull (struct grub_net_buff *net_buff, grub_size_t len);
grub_err_t grub_netbuff_reserve (struct grub_net_buff *net_buff, grub_size_t len);
grub_err_t grub_netbuff_clear (struct grub_net_buff *net_buff);
struct grub_net_buff * grub_netbuff_alloc (grub_size_t len);
struct grub_net_buff * grub_netbuff_make_pkt (grub_size_t len);
void grub_netbuff_free (struct grub_net_buff *net_buff);
#endif
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