Contiki-NG
uip-driver.c
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1 /*
2  * Copyright (c) 2010, Swedish Institute of Computer Science.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  */
30 
31 /**
32  * \file
33  * A brief description of what this file is
34  * \author
35  * Niclas Finne <nfi@sics.se>
36  * Joakim Eriksson <joakime@sics.se>
37  */
38 
39 #include "net/netstack.h"
40 #include "net/ipv6/uip.h"
41 #include "net/ipv6/tcpip.h"
42 #include "net/packetbuf.h"
43 #include "net/uip-driver.h"
44 #include "net/linkaddr.h"
45 #include <string.h>
46 
47 /*--------------------------------------------------------------------*/
48 static uint8_t
49 uip_driver_send(const linkaddr_t *addr)
50 {
52 
53  /* XXX we should provide a callback function that is called when the
54  packet is sent. For now, we just supply a NULL pointer. */
55  NETSTACK_MAC.send(NULL, NULL);
56  return 1;
57 }
58 /*--------------------------------------------------------------------*/
59 static void
60 init(void)
61 {
62 }
63 /*--------------------------------------------------------------------*/
64 static void
65 input(void)
66 {
70  tcpip_input();
71  }
72 }
73 /*--------------------------------------------------------------------*/
74 const struct network_driver uip_driver = {
75  "uip",
76  init,
77  input,
78  uip_driver_send
79 };
80 /*--------------------------------------------------------------------*/
void * packetbuf_dataptr(void)
Get a pointer to the data in the packetbuf.
Definition: packetbuf.c:143
Header for the Contiki/uIP interface.
uint16_t uip_len
The length of the packet in the uip_buf buffer.
Definition: uip6.c:159
static uip_ds6_addr_t * addr
Pointer to a nbr cache entry.
Definition: uip-nd6.c:107
Header file for the link-layer address representation
#define UIP_BUFSIZE
The size of the uIP packet buffer.
Definition: uipopt.h:134
uint16_t packetbuf_datalen(void)
Get the length of the data in the packetbuf.
Definition: packetbuf.c:155
The structure of a network driver in Contiki.
Definition: netstack.h:117
#define uip_buf
Macro to access uip_aligned_buf as an array of bytes.
Definition: uip.h:510
int packetbuf_copyfrom(const void *from, uint16_t len)
Copy from external data into the packetbuf.
Definition: packetbuf.c:84
A brief description of what this file is
void(* init)(void)
Initialize the network driver.
Definition: netstack.h:121
void(* send)(mac_callback_t sent_callback, void *ptr)
Send a packet from the packetbuf.
Definition: mac.h:69
Header file for the uIP TCP/IP stack.
Header file for the Packet buffer (packetbuf) management
Include file for the Contiki low-layer network stack (NETSTACK)
static void input(void)
Process a received 6lowpan packet.
Definition: sicslowpan.c:1847
void tcpip_input(void)
Deliver an incoming packet to the TCP/IP stack.
Definition: tcpip.c:445