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Merge pull request #1282 from farcaller/nativenet

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Basic NETSTACK_CONF_RADIO based on kernel 802.15.4
This commit is contained in:
Simon Duquennoy 2015-09-28 19:30:38 +02:00
commit 6d4f50e53a
6 changed files with 269 additions and 5 deletions
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208
cpu/native/net/linuxradio-drv.c Normal file
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@ -0,0 +1,208 @@
/*
* Copyright (c) 2013, Google
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Author: Vladimir Pouzanov <farcaller@gmail.com>
*
*/
#include "contiki.h"
#include "contiki-conf.h"
#if defined(linux) && UIP_CONF_IPV6
#include "linuxradio-drv.h"
#include "net/packetbuf.h"
#include "net/netstack.h"
#include <sys/ioctl.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
#include <netinet/if_ether.h>
#include <netpacket/packet.h>
#include <net/if.h>
#include <linux/sockios.h>
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#define PRINTF(...) printf(__VA_ARGS__)
#else
#define PRINTF(...)
#endif
static int sockfd = -1;
static char *sockbuf;
static int buflen;
#define MAX_PACKET_SIZE 256
static int
init(void)
{
sockbuf = malloc(MAX_PACKET_SIZE);
if(sockbuf == 0) {
return 1;
}
return 0;
}
static int
prepare(const void *payload, unsigned short payload_len)
{
if(payload_len > MAX_PACKET_SIZE) {
return 0;
}
memcpy(sockbuf, payload, payload_len);
buflen = payload_len;
return 0;
}
static int
transmit(unsigned short transmit_len)
{
int sent = 0;
sent = send(sockfd, sockbuf, buflen, 0);
if(sent < 0) {
perror("linuxradio send()");
return RADIO_TX_ERR;
}
buflen = 0;
return RADIO_TX_OK;
}
static int
my_send(const void *payload, unsigned short payload_len)
{
int ret = -1;
if(prepare(payload, payload_len)) {
return ret;
}
ret = transmit(payload_len);
return ret;
}
static int
my_read(void *buf, unsigned short buf_len)
{
return 0;
}
static int
channel_clear(void)
{
return 1;
}
static int
receiving_packet(void)
{
return 0;
}
static int
pending_packet(void)
{
return 0;
}
static int
set_fd(fd_set *rset, fd_set *wset)
{
FD_SET(sockfd, rset);
return 1;
}
static void
handle_fd(fd_set *rset, fd_set *wset)
{
if(FD_ISSET(sockfd, rset)) {
int bytes = read(sockfd, sockbuf, MAX_PACKET_SIZE);
buflen = bytes;
memcpy(packetbuf_dataptr(), sockbuf, bytes);
packetbuf_set_datalen(bytes);
NETSTACK_RDC.input();
}
}
static const struct select_callback linuxradio_sock_callback = { set_fd, handle_fd };
static int
on(void)
{
struct ifreq ifr;
int err;
struct sockaddr_ll sll;
sockfd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_IEEE802154));
if(sockfd < 0) {
perror("linuxradio socket()");
return 0;
} else {
strncpy((char *)ifr.ifr_name, NETSTACK_CONF_LINUXRADIO_DEV, IFNAMSIZ);
err = ioctl(sockfd, SIOCGIFINDEX, &ifr);
if(err == -1) {
perror("linuxradio ioctl()");
return 0;
}
sll.sll_family = AF_PACKET;
sll.sll_ifindex = ifr.ifr_ifindex;
sll.sll_protocol = htons(ETH_P_IEEE802154);
if(bind(sockfd, (struct sockaddr *)&sll, sizeof(sll)) < 0) {
perror("linuxradio bind()");
return 0;
}
select_set_callback(sockfd, &linuxradio_sock_callback);
return 1;
}
}
static int
off(void)
{
close(sockfd);
sockfd = -1;
return 1;
}
const struct radio_driver linuxradio_driver =
{
init,
prepare,
transmit,
my_send,
my_read,
channel_clear,
receiving_packet,
pending_packet,
on,
off,
};
#endif

43
cpu/native/net/linuxradio-drv.h Normal file
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@ -0,0 +1,43 @@
/*
* Copyright (c) 2013, Google
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Author: Vladimir Pouzanov <farcaller@gmail.com>
*
*/
#ifndef __LINUXRADIO_DRV_H__
#define __LINUXRADIO_DRV_H__
#include "dev/radio.h"
extern const struct radio_driver linuxradio_driver;
#endif

2
platform/minimal-net/Makefile.minimal-net
View file

@ -14,7 +14,7 @@ CONTIKI_TARGET_SOURCEFILES = contiki-main.c clock.c leds.c leds-arch.c cfs-posix
ifeq ($(HOST_OS),Windows)
CONTIKI_TARGET_SOURCEFILES += wpcap-drv.c wpcap.c
else
CONTIKI_TARGET_SOURCEFILES += tapdev-drv.c tapdev.c tapdev6.c
CONTIKI_TARGET_SOURCEFILES += tapdev-drv.c tapdev.c tapdev6.c linuxradio-drv.c
endif
CONTIKI_SOURCEFILES += $(CONTIKI_TARGET_SOURCEFILES)

17
platform/minimal-net/contiki-conf.h
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@ -35,6 +35,15 @@
#include <inttypes.h>
#include <limits.h>
#ifndef WIN32_LEAN_AND_MEAN
#include <sys/select.h>
#endif
struct select_callback {
int (* set_fd)(fd_set *fdr, fd_set *fdw);
void (* handle_fd)(fd_set *fdr, fd_set *fdw);
};
int select_set_callback(int fd, const struct select_callback *callback);
#define CC_CONF_REGISTER_ARGS 1
#define CC_CONF_FUNCTION_POINTER_ARGS 1
@ -88,9 +97,9 @@ typedef unsigned short uip_stats_t;
*/
#define WEBSERVER_CONF_STATUSPAGE 1
/* RPL currently works only on Windows. *nix would require converting the tun interface to two pcap tees. */
/* RPL currently works only on Windows. *nix would require converting the tun interface to two pcap tees. */
//#define RPL_BORDER_ROUTER 0
#endif
#endif
#if UIP_CONF_IPV6_RPL
/* RPL motes use the uip.c link layer address or optionally the harded coded address (but without the prefix!)
@ -121,7 +130,7 @@ typedef unsigned short uip_stats_t;
* e.g. the jackdaw RNDIS <-> repeater. Then RPL will configure on the radio network and the RF motes will
* be reached through bbbb::<mote link layer address>.
* Possibly minimal-net RPL motes could also be added to this interface?
*
*
*/
#undef UIP_CONF_ROUTER
#define UIP_CONF_ROUTER 1
@ -151,6 +160,8 @@ typedef unsigned short uip_stats_t;
/* Not used but avoids compile errors while sicslowpan.c is being developed */
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#define NETSTACK_CONF_LINUXRADIO_DEV "wpan0"
#define UIP_CONF_UDP 1
#define UIP_CONF_TCP 1

2
platform/native/Makefile.native
View file

@ -17,7 +17,7 @@ ifeq ($(HOST_OS),Windows)
CONTIKI_TARGET_SOURCEFILES += wpcap-drv.c wpcap.c
TARGET_LIBFILES = /lib/w32api/libws2_32.a /lib/w32api/libiphlpapi.a
else
CONTIKI_TARGET_SOURCEFILES += tapdev-drv.c
CONTIKI_TARGET_SOURCEFILES += tapdev-drv.c linuxradio-drv.c
#math
ifneq ($(CONTIKI_WITH_IPV6),1)
CONTIKI_TARGET_SOURCEFILES += tapdev.c

2
platform/native/contiki-conf.h
View file

@ -101,6 +101,8 @@ typedef unsigned short uip_stats_t;
#define NETSTACK_CONF_NETWORK sicslowpan_driver
#define NETSTACK_CONF_LINUXRADIO_DEV "wpan0"
#define UIP_CONF_ROUTER 1
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06