Contiki-NG
nullmac.c
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1 /*
2  * Copyright (c) 2007, 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
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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  * This file is part of the Contiki operating system.
30  *
31  */
32 
33 /**
34  * \file
35  * A MAC protocol that does not do anything.
36  * \author
37  * Adam Dunkels <adam@sics.se>
38  */
39 
41 #include "net/netstack.h"
42 #include "net/ipv6/uip.h"
43 #include "net/ipv6/tcpip.h"
44 #include "net/packetbuf.h"
45 #include "net/netstack.h"
46 
47 /*---------------------------------------------------------------------------*/
48 static void
49 send_packet(mac_callback_t sent, void *ptr)
50 {
51 }
52 /*---------------------------------------------------------------------------*/
53 static void
54 packet_input(void)
55 {
56 }
57 /*---------------------------------------------------------------------------*/
58 static int
59 on(void)
60 {
61  return 0;
62 }
63 /*---------------------------------------------------------------------------*/
64 static int
65 off(void)
66 {
67  return 0;
68 }
69 /*---------------------------------------------------------------------------*/
70 static int
71 max_payload(void)
72 {
73  return 0;
74 }
75 /*---------------------------------------------------------------------------*/
76 static void
77 init(void)
78 {
79 }
80 /*---------------------------------------------------------------------------*/
81 const struct mac_driver nullmac_driver = {
82  "nullmac",
83  init,
85  packet_input,
86  on,
87  off,
89 };
90 /*---------------------------------------------------------------------------*/
Header for the Contiki/uIP interface.
int(* on)(void)
Turn the MAC layer on.
Definition: mac.h:75
The structure of a MAC protocol driver in Contiki.
Definition: mac.h:62
static void send_packet(linkaddr_t *dest)
This function is called by the 6lowpan code to send out a packet.
Definition: sicslowpan.c:1491
int(* off)(void)
Turn the MAC layer off.
Definition: mac.h:78
A MAC protocol implementation that does not do anything.
Header file for the uIP TCP/IP stack.
void(* init)(void)
Initialize the MAC driver.
Definition: mac.h:66
Header file for the Packet buffer (packetbuf) management
Include file for the Contiki low-layer network stack (NETSTACK)
int(* max_payload)(void)
Read out estimated max payload size based on payload in packetbuf.
Definition: mac.h:81