packetbuf.c File Reference

    Packet buffer (packetbuf) management

More...

#include <string.h>
#include "contiki-net.h"
#include "net/packetbuf.h"
#include "sys/cc.h"

Go to the source code of this file.

Functions
void	packetbuf_clear (void)
	Clear and reset the packetbuf. More...
int	packetbuf_copyfrom (const void *from, uint16_t len)
	Copy from external data into the packetbuf. More...
int	packetbuf_copyto (void *to)
	Copy the entire packetbuf to an external buffer. More...
int	packetbuf_hdralloc (int size)
	Extend the header of the packetbuf, for outbound packets. More...
int	packetbuf_hdrreduce (int size)
	Reduce the header in the packetbuf, for incoming packets. More...
void	packetbuf_set_datalen (uint16_t len)
	Set the length of the data in the packetbuf. More...
void *	packetbuf_dataptr (void)
	Get a pointer to the data in the packetbuf. More...
void *	packetbuf_hdrptr (void)
	Get a pointer to the header in the packetbuf, for outbound packets. More...
uint16_t	packetbuf_datalen (void)
	Get the length of the data in the packetbuf. More...
uint8_t	packetbuf_hdrlen (void)
	Get the length of the header in the packetbuf. More...
uint16_t	packetbuf_totlen (void)
	Get the total length of the header and data in the packetbuf. More...
uint16_t	packetbuf_remaininglen (void)
	Get the total length of the remaining space in the packetbuf. More...
int	packetbuf_holds_broadcast (void)
	Checks whether the current packet is a broadcast. More...

Detailed Description

    Packet buffer (packetbuf) management

Author

Adam Dunkels adam@.nosp@m.sics.nosp@m..se

Definition in file packetbuf.c.