netbuf.h File Reference

#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"

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Data Structures
struct	netbuf
Defines
#define	NETBUF_FLAG_DESTADDR   0x01
#define	NETBUF_FLAG_CHKSUM   0x02
#define	netbuf_copy_partial(buf, dataptr, len, offset)   pbuf_copy_partial((buf)->p, (dataptr), (len), (offset))
#define	netbuf_copy(buf, dataptr, len)   netbuf_copy_partial(buf, dataptr, len, 0)
#define	netbuf_take(buf, dataptr, len)   pbuf_take((buf)->p, dataptr, len)
#define	netbuf_len(buf)   ((buf)->p->tot_len)
#define	netbuf_fromaddr(buf)   (&((buf)->addr))
#define	netbuf_set_fromaddr(buf, fromaddr)   ip_addr_set((&(buf)->addr), fromaddr)
#define	netbuf_fromport(buf)   ((buf)->port)
Functions
struct netbuf *	netbuf_new (void)
void	netbuf_delete (struct netbuf *buf)
void *	netbuf_alloc (struct netbuf *buf, u16_t size)
void	netbuf_free (struct netbuf *buf)
err_t	netbuf_ref (struct netbuf *buf, const void *dataptr, u16_t size)
void	netbuf_chain (struct netbuf *head, struct netbuf *tail)
err_t	netbuf_data (struct netbuf *buf, void **dataptr, u16_t *len)
s8_t	netbuf_next (struct netbuf *buf)
void	netbuf_first (struct netbuf *buf)