ethernode.c File Reference

uIP virtual network interface using UDP tunnels. More...

#include "net/ethernode.h"
#include "net/uip_arch.h"
#include "net/uip-fw.h"
#include "ether.h"
#include "dev/radio.h"
#include "net/netstack.h"
#include "net/packetbuf.h"
#include "node.h"
#include "lib/random.h"
#include <stdio.h>
#include <sys/select.h>
#include <unistd.h>

Go to the source code of this file.

Functions
void	ethernode_init (int port)
	Initialize the virtual UDP tunnel network interface. More...
int	ethernode_poll (void)
	Poll the network device to see if a packet has arrived. More...
u8_t	ethernode_send (void)
	Send a packet from the uip_buf buffer over the UDP tunnel. More...

Detailed Description

uIP virtual network interface using UDP tunnels.

Author

Adam Dunkels

Definition in file ethernode.c.

Function Documentation

void ethernode_init

(

int

port

)

Initialize the virtual UDP tunnel network interface.

Parameters

sid	The ID number of this node.

Definition at line 154 of file ethernode.c.

int ethernode_poll

(

void

)

Poll the network device to see if a packet has arrived.

Returns

The length of the incoming packet, or zero if no packet was found.

Definition at line 173 of file ethernode.c.

u8_t ethernode_send

(

void

)

Send a packet from the uip_buf buffer over the UDP tunnel.

Return values

UIP_FW_TOOLARGE	A transmission of packet that was too large was attempted.
UIP_FW_DROPPED	The packet is known to be dropped.
UIP_FW_OK	The packet was transmitted.

Definition at line 228 of file ethernode.c.

References NULL, UIP_FW_OK, UIP_FW_TOOLARGE, and uip_len.