Main uIPv6 files addition
This commit is contained in:
julienabeille
parent
0a961b2ada
commit
f95cdc5abb
6 changed files with 1192 additions and 280 deletions
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@ -30,7 +30,7 @@
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: contiki-net.h,v 1.5 2007/11/18 01:19:31 oliverschmidt Exp $
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* $Id: contiki-net.h,v 1.6 2008/10/14 09:40:56 julienabeille Exp $
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*/
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#ifndef __CONTIKI_NET_H__
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#define __CONTIKI_NET_H__
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@ -38,7 +38,6 @@
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#include "contiki.h"
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#include "net/tcpip.h"
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#include "net/uip.h"
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#include "net/uip-fw.h"
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#include "net/uip-fw-drv.h"
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@ -46,6 +45,11 @@
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#include "net/uiplib.h"
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#include "net/uip-udp-packet.h"
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#if UIP_CONF_IPV6
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#include "net/uip-icmp6.h"
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#include "net/uip-netif.h"
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#endif /* UIP_CONF_IPV6 */
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#include "net/resolv.h"
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#include "net/psock.h"
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@ -33,7 +33,7 @@
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: rimeaddr.c,v 1.7 2008/04/01 13:10:22 nifi Exp $
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* $Id: rimeaddr.c,v 1.8 2008/10/14 09:40:56 julienabeille Exp $
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*/
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/**
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@ -46,21 +46,35 @@
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#include "net/rime/rimeaddr.h"
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rimeaddr_t rimeaddr_node_addr;
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#if RIMEADDR_SIZE == 2
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const rimeaddr_t rimeaddr_null = { { 0, 0 } };
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#else /*RIMEADDR_SIZE == 2*/
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#if RIMEADDR_SIZE == 8
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const rimeaddr_t rimeaddr_null = { { 0, 0, 0, 0, 0, 0, 0, 0 } };
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#endif /*RIMEADDR_SIZE == 8*/
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#endif /*RIMEADDR_SIZE == 2*/
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/*---------------------------------------------------------------------------*/
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void
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rimeaddr_copy(rimeaddr_t *dest, const rimeaddr_t *src)
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{
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dest->u8[0] = src->u8[0];
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dest->u8[1] = src->u8[1];
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u8_t i;
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for(i = 0; i < RIMEADDR_SIZE / 2; i++) {
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dest->u16[i] = src->u16[i];
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}
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}
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/*---------------------------------------------------------------------------*/
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int
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rimeaddr_cmp(const rimeaddr_t *addr1, const rimeaddr_t *addr2)
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{
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return addr1->u8[0] == addr2->u8[0] &&
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addr1->u8[1] == addr2->u8[1];
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u8_t i;
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for(i = 0; i < RIMEADDR_SIZE / 2; i++) {
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if(addr1->u16[i] != addr2->u16[i]) {
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return 0;
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}
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}
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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void
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306
core/net/tcpip.c
306
core/net/tcpip.c
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@ -28,19 +28,63 @@
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*
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* This file is part of the Contiki operating system.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: tcpip.c,v 1.12 2008/05/14 19:19:28 adamdunkels Exp $
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* $Id: tcpip.c,v 1.13 2008/10/14 09:40:56 julienabeille Exp $
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*/
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/**
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* \file
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* Code for tunnelling uIP packets over the Rime mesh routing module
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*
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* \author Adam Dunkels <adam@sics.se>\author
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* \author Mathilde Durvy <mdurvy@cisco.com> (IPv6 related code)
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* \author Julien Abeille <jabeille@cisco.com> (IPv6 related code)
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*/
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#include "contiki-net.h"
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#include "net/uip-split.h"
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#include <string.h>
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#if UIP_CONF_IPV6
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#include "net/uip-nd6.h"
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#include "net/uip-netif.h"
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#endif
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#define DEBUG 0
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#if DEBUG
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#include <stdio.h>
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#define PRINTF(...) printf(__VA_ARGS__)
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#define PRINT6ADDR(addr) PRINTF(" %02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x ", ((u8_t *)addr)[0], ((u8_t *)addr)[1], ((u8_t *)addr)[2], ((u8_t *)addr)[3], ((u8_t *)addr)[4], ((u8_t *)addr)[5], ((u8_t *)addr)[6], ((u8_t *)addr)[7], ((u8_t *)addr)[8], ((u8_t *)addr)[9], ((u8_t *)addr)[10], ((u8_t *)addr)[11], ((u8_t *)addr)[12], ((u8_t *)addr)[13], ((u8_t *)addr)[14], ((u8_t *)addr)[15])
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#define PRINTLLADDR(lladdr) PRINTF(" %02x:%02x:%02x:%02x:%02x:%02x ",lladdr->addr[0], lladdr->addr[1], lladdr->addr[2], lladdr->addr[3],lladdr->addr[4], lladdr->addr[5])
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#else
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#define PRINTF(...)
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#define PRINT6ADDR(addr)
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#endif
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#if UIP_LOGGING
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#include <stdio.h>
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void uip_log(char *msg);
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#define UIP_LOG(m) uip_log(m)
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#else
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#define UIP_LOG(m)
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#endif
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#define UIP_ICMP_BUF ((struct uip_icmp_hdr *)&uip_buf[UIP_LLIPH_LEN + uip_ext_len])
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#define UIP_IP_BUF ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])
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process_event_t tcpip_event;
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/*static struct tcpip_event_args ev_args;*/
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/*periodic check of active connections*/
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static struct etimer periodic;
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#if UIP_CONF_IPV6 && UIP_CONF_IPV6_REASSEMBLY
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/*timer for reassembly*/
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extern struct etimer uip_reass_timer;
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#endif
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#if UIP_TCP
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/**
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* \internal Structure for holding a TCP port and a process ID.
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*/
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@ -49,14 +93,11 @@ struct listenport {
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struct process *p;
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};
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/*static struct tcpip_event_args ev_args;*/
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static struct etimer periodic;
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static struct internal_state {
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struct listenport listenports[UIP_LISTENPORTS];
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struct process *p;
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} s;
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#endif
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enum {
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TCP_POLL,
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@ -64,7 +105,12 @@ enum {
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PACKET_INPUT
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};
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u8_t (* tcpip_output)(void); /* Called on IP packet output. */
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/* Called on IP packet output. */
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#if UIP_CONF_IPV6
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u8_t (* tcpip_output)(uip_lladdr_t *);
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#else
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u8_t (* tcpip_output)(void);
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#endif
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#if UIP_CONF_IP_FORWARD
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unsigned char tcpip_is_forwarding; /* Forwarding right now? */
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@ -86,7 +132,11 @@ packet_input(void)
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#if UIP_CONF_TCP_SPLIT
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uip_split_output();
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#else /* UIP_CONF_TCP_SPLIT */
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#if UIP_CONF_IPV6
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tcpip_ipv6_output();
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#else
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tcpip_output();
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#endif
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#endif /* UIP_CONF_TCP_SPLIT */
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}
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}
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@ -99,13 +149,22 @@ packet_input(void)
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#if UIP_CONF_TCP_SPLIT
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uip_split_output();
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#else /* UIP_CONF_TCP_SPLIT */
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#if UIP_CONF_IPV6
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tcpip_ipv6_output();
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#else
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tcpip_output();
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#endif
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#endif /* UIP_CONF_TCP_SPLIT */
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}
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}
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#endif /* UIP_CONF_IP_FORWARD */
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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#if UIP_TCP
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#if UIP_ACTIVE_OPEN
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struct uip_conn *
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tcp_connect(uip_ipaddr_t *ripaddr, u16_t port, void *appstate)
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@ -172,7 +231,12 @@ tcp_attach(struct uip_conn *conn,
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s->p = PROCESS_CURRENT();
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s->state = appstate;
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}
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#endif /* UIP_TCP */
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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#if UIP_UDP
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void
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udp_attach(struct uip_udp_conn *conn,
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@ -217,12 +281,35 @@ udp_broadcast_new(u16_t port, void *appstate)
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return conn;
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}
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#endif /* UIP_UDP */
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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#if UIP_CONF_ICMP6
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u8_t
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icmp6_new(void *appstate) {
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if(uip_icmp6_conns.appstate.p == PROCESS_NONE) {
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uip_icmp6_conns.appstate.p = PROCESS_CURRENT();
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uip_icmp6_conns.appstate.state = appstate;
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return 0;
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}
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return 1;
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}
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void tcpip_icmp6_call(u8_t type) {
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process_post_synch(uip_icmp6_conns.appstate.p, type, 0);
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return;
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}
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#endif /*UIP_CONF_ICMP6*/
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/*---------------------------------------------------------------------------*/
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static void
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eventhandler(process_event_t ev, process_data_t data)
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{
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#if UIP_TCP
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static unsigned char i;
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register struct listenport *l;
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#endif /*UIP_TCP*/
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struct process *p;
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switch(ev) {
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@ -231,7 +318,9 @@ eventhandler(process_event_t ev, process_data_t data)
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the TCP/IP tables to see if this process had any open
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connections or listening TCP ports. If so, we'll close those
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connections. */
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p = (struct process *)data;
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#if UIP_TCP
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l = s.listenports;
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for(i = 0; i < UIP_LISTENPORTS; ++i) {
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if(l->p == p) {
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@ -254,6 +343,7 @@ eventhandler(process_event_t ev, process_data_t data)
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}
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}
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#endif /* UIP_TCP */
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#if UIP_UDP
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{
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register struct uip_udp_conn *cptr;
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@ -271,36 +361,84 @@ eventhandler(process_event_t ev, process_data_t data)
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case PROCESS_EVENT_TIMER:
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/* We get this event if one of our timers have expired. */
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{
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static unsigned char i;
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/* Check the clock so see if we should call the periodic uIP
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processing. */
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if(etimer_expired(&periodic)) {
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if(data == &periodic &&
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etimer_expired(&periodic)) {
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#if UIP_TCP
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for(i = 0; i < UIP_CONNS; ++i) {
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if(uip_conn_active(i)) {
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/* Only restart the timer if there are active
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connections. */
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etimer_restart(&periodic);
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uip_periodic(i);
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#if UIP_CONF_IPV6
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tcpip_ipv6_output();
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#else
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if(uip_len > 0) {
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tcpip_output();
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}
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#endif /* UIP_CONF_IPV6 */
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}
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}
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#endif /* UIP_TCP */
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#if UIP_CONF_IP_FORWARD
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uip_fw_periodic();
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#endif /* UIP_CONF_IP_FORWARD */
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}
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#if UIP_CONF_IPV6
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#if UIP_CONF_IPV6_REASSEMBLY
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/*
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* check the timer for reassembly
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*/
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if(data == &uip_reass_timer &&
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etimer_expired(&uip_reass_timer)) {
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uip_reass_over();
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tcpip_ipv6_output();
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}
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#endif /* UIP_CONF_IPV6_REASSEMBLY */
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/*
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* check the different timers for neighbor discovery and
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* stateless autoconfiguration
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*/
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if(data == &uip_nd6_timer_periodic &&
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etimer_expired(&uip_nd6_timer_periodic)) {
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uip_nd6_periodic();
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tcpip_ipv6_output();
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}
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if(data == &uip_netif_timer_dad &&
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etimer_expired(&uip_netif_timer_dad)){
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uip_netif_dad();
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tcpip_ipv6_output();
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}
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if(data == &uip_netif_timer_rs &&
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etimer_expired(&uip_netif_timer_rs)){
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uip_netif_send_rs();
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tcpip_ipv6_output();
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}
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if(data == &uip_netif_timer_periodic &&
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etimer_expired(&uip_netif_timer_periodic)){
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uip_netif_periodic();
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}
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#endif /* UIP_CONF_IPV6 */
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}
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break;
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#if UIP_TCP
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case TCP_POLL:
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if(data != NULL) {
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uip_poll_conn(data);
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#if UIP_CONF_IPV6
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tcpip_ipv6_output();
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#else
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if(uip_len > 0) {
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tcpip_output();
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}
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#endif /* UIP_CONF_IPV6 */
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/* Start the periodic polling, if it isn't already active. */
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if(etimer_expired(&periodic)) {
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etimer_restart(&periodic);
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@ -308,13 +446,18 @@ eventhandler(process_event_t ev, process_data_t data)
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}
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break;
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#endif /* UIP_TCP */
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#if UIP_UDP
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case UDP_POLL:
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if(data != NULL) {
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uip_udp_periodic_conn(data);
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#if UIP_CONF_IPV6
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tcpip_ipv6_output();
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#else
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if(uip_len > 0) {
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tcpip_output();
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}
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#endif /* UIP_UDP */
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}
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break;
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#endif /* UIP_UDP */
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@ -330,8 +473,131 @@ tcpip_input(void)
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{
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process_post_synch(&tcpip_process, PACKET_INPUT, NULL);
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uip_len = 0;
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#if UIP_CONF_IPV6
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uip_ext_len = 0;
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#endif /*UIP_CONF_IPV6*/
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}
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/*---------------------------------------------------------------------------*/
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#if UIP_CONF_IPV6
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void
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tcpip_ipv6_output(void)
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{
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struct uip_nd6_neighbor *nbc = NULL;
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struct uip_nd6_defrouter *dr = NULL;
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if(uip_len == 0)
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return;
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if(uip_len > UIP_LINK_MTU){
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UIP_LOG("tcpip_ipv6_output: Packet to big");
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uip_len = 0;
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return;
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}
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if(uip_is_addr_unspecified(&UIP_IP_BUF->destipaddr)){
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UIP_LOG("tcpip_ipv6_output: Destination address unspecified");
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uip_len = 0;
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return;
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}
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if(!uip_is_addr_mcast(&UIP_IP_BUF->destipaddr)) {
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/*If destination is on link */
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if(uip_nd6_is_addr_onlink(&UIP_IP_BUF->destipaddr)){
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nbc = uip_nd6_nbrcache_lookup(&UIP_IP_BUF->destipaddr);
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} else {
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/*destination is not on link*/
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dr = uip_nd6_choose_defrouter();
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if(dr != NULL){
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nbc = dr->nb;
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} else {
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/* shall we send a icmp error message destination unreachable ?*/
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UIP_LOG("tcpip_ipv6_output: Destination off-link but no router");
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uip_len = 0;
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return;
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}
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}
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/* there are two cases where the entry logically does not exist:
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* 1 it really does not exist. 2 it is in the NO_STATE state */
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if (nbc == NULL || nbc->state == NO_STATE) {
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if (nbc == NULL) {
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/* create neighbor cache entry, original packet is replaced by NS*/
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nbc = uip_nd6_nbrcache_add(&UIP_IP_BUF->destipaddr, NULL, 0, INCOMPLETE);
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} else {
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nbc->state = INCOMPLETE;
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}
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#if UIP_CONF_IPV6_QUEUE_PKT
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/* copy outgoing pkt in the queuing buffer for later transmmit */
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memcpy(nbc->queue_buf, UIP_IP_BUF, uip_len);
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nbc->queue_buf_len = uip_len;
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#endif
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/* RFC4861, 7.2.2:
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* "If the source address of the packet prompting the solicitation is the
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* same as one of the addresses assigned to the outgoing interface, that
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* address SHOULD be placed in the IP Source Address of the outgoing
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* solicitation. Otherwise, any one of the addresses assigned to the
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* interface should be used."*/
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if(uip_netif_is_addr_my_unicast(&UIP_IP_BUF->srcipaddr)){
|
||||
uip_nd6_io_ns_output(&UIP_IP_BUF->srcipaddr, NULL, &nbc->ipaddr);
|
||||
} else {
|
||||
uip_nd6_io_ns_output(NULL, NULL, &nbc->ipaddr);
|
||||
}
|
||||
|
||||
timer_set(&(nbc->last_send),
|
||||
uip_netif_physical_if.retrans_timer/1000*CLOCK_SECOND);
|
||||
nbc->count_send = 1;
|
||||
} else {
|
||||
if (nbc->state == INCOMPLETE){
|
||||
PRINTF("tcpip_ipv6_output: neighbor cache entry incomplete\n");
|
||||
#if UIP_CONF_IPV6_QUEUE_PKT
|
||||
/* copy outgoing pkt in the queuing buffer for later transmmit and set
|
||||
the destination neighbor to nbc */
|
||||
memcpy(nbc->queue_buf, UIP_IP_BUF, uip_len);
|
||||
nbc->queue_buf_len = uip_len;
|
||||
uip_len = 0;
|
||||
#endif /*UIP_CONF_IPV6_QUEUE_PKT*/
|
||||
return;
|
||||
}
|
||||
/* if running NUD (nbc->state == STALE, DELAY, or PROBE ) keep
|
||||
sending in parallel see rfc 4861 Node behavior in section 7.7.3*/
|
||||
|
||||
if (nbc->state == STALE){
|
||||
nbc->state = DELAY;
|
||||
timer_set(&(nbc->reachable),
|
||||
UIP_ND6_DELAY_FIRST_PROBE_TIME*CLOCK_SECOND);
|
||||
PRINTF("tcpip_ipv6_output: neighbor cache entry stale moving to delay\n");
|
||||
}
|
||||
|
||||
timer_set(&(nbc->last_send),
|
||||
uip_netif_physical_if.retrans_timer/1000*CLOCK_SECOND);
|
||||
|
||||
tcpip_output(&(nbc->lladdr));
|
||||
|
||||
|
||||
#if UIP_CONF_IPV6_QUEUE_PKT
|
||||
/* Send the queued packets from here, may not be 100% perfect though.
|
||||
* This happens in a few cases, for example when instead of receiving a
|
||||
* NA after sendiong a NS, you receive a NS with SLLAO: the entry moves
|
||||
*to STALE, and you must both send a NA and the queued packet
|
||||
*/
|
||||
if(nbc->queue_buf_len != 0) {
|
||||
uip_len = nbc->queue_buf_len;
|
||||
memcpy(UIP_IP_BUF, nbc->queue_buf, uip_len);
|
||||
nbc->queue_buf_len = 0;
|
||||
tcpip_output(&(nbc->lladdr));
|
||||
}
|
||||
#endif /*UIP_CONF_IPV6_QUEUE_PKT*/
|
||||
|
||||
uip_len = 0;
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
/*multicast IP detination address */
|
||||
tcpip_output(NULL);
|
||||
uip_len = 0;
|
||||
uip_ext_len = 0;
|
||||
|
||||
}
|
||||
#endif
|
||||
/*---------------------------------------------------------------------------*/
|
||||
#if UIP_UDP
|
||||
void
|
||||
tcpip_poll_udp(struct uip_udp_conn *conn)
|
||||
|
|
@ -340,18 +606,18 @@ tcpip_poll_udp(struct uip_udp_conn *conn)
|
|||
}
|
||||
#endif /* UIP_UDP */
|
||||
/*---------------------------------------------------------------------------*/
|
||||
#if UIP_TCP
|
||||
void
|
||||
tcpip_poll_tcp(struct uip_conn *conn)
|
||||
{
|
||||
process_post(&tcpip_process, TCP_POLL, conn);
|
||||
}
|
||||
#endif /* UIP_TCP */
|
||||
/*---------------------------------------------------------------------------*/
|
||||
void
|
||||
tcpip_uipcall(void)
|
||||
{
|
||||
register uip_udp_appstate_t *ts;
|
||||
static unsigned char i;
|
||||
register struct listenport *l;
|
||||
|
||||
#if UIP_UDP
|
||||
if(uip_conn != NULL) {
|
||||
|
|
@ -363,6 +629,10 @@ tcpip_uipcall(void)
|
|||
ts = &uip_conn->appstate;
|
||||
#endif /* UIP_UDP */
|
||||
|
||||
#if UIP_TCP
|
||||
static unsigned char i;
|
||||
register struct listenport *l;
|
||||
|
||||
/* If this is a connection request for a listening port, we must
|
||||
mark the connection with the right process ID. */
|
||||
if(uip_connected()) {
|
||||
|
|
@ -382,6 +652,7 @@ tcpip_uipcall(void)
|
|||
etimer_restart(&periodic);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
if(ts->p != NULL) {
|
||||
process_post_synch(ts->p, tcpip_event, ts->state);
|
||||
|
|
@ -390,14 +661,17 @@ tcpip_uipcall(void)
|
|||
/*---------------------------------------------------------------------------*/
|
||||
PROCESS_THREAD(tcpip_process, ev, data)
|
||||
{
|
||||
int i;
|
||||
|
||||
PROCESS_BEGIN();
|
||||
|
||||
#if UIP_TCP
|
||||
static unsigned char i;
|
||||
|
||||
for(i = 0; i < UIP_LISTENPORTS; ++i) {
|
||||
s.listenports[i].port = 0;
|
||||
}
|
||||
s.p = PROCESS_CURRENT();
|
||||
#endif
|
||||
|
||||
tcpip_event = process_alloc_event();
|
||||
etimer_set(&periodic, CLOCK_SECOND/2);
|
||||
|
||||
|
|
|
|||
|
|
@ -25,9 +25,11 @@
|
|||
/**
|
||||
* \file
|
||||
* Header for the Contiki/uIP interface.
|
||||
* \author
|
||||
* Adam Dunkels <adam@sics.se>
|
||||
* \author Adam Dunkels <adam@sics.se>
|
||||
* \author Mathilde Durvy <mdurvy@cisco.com> (IPv6 related code)
|
||||
* \author Julien Abeille <jabeille@cisco.com> (IPv6 related code)
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (c) 2004, Swedish Institute of Computer Science.
|
||||
* All rights reserved.
|
||||
|
|
@ -60,7 +62,7 @@
|
|||
*
|
||||
* Author: Adam Dunkels <adam@sics.se>
|
||||
*
|
||||
* $Id: tcpip.h,v 1.11 2008/03/29 15:19:25 oliverschmidt Exp $
|
||||
* $Id: tcpip.h,v 1.12 2008/10/14 09:40:56 julienabeille Exp $
|
||||
*/
|
||||
#ifndef __TCPIP_H__
|
||||
#define __TCPIP_H__
|
||||
|
|
@ -76,13 +78,14 @@ struct tcpip_uipstate {
|
|||
|
||||
#define UIP_APPCALL tcpip_uipcall
|
||||
#define UIP_UDP_APPCALL tcpip_uipcall
|
||||
#define UIP_ICMP6_APPCALL tcpip_icmp6_call
|
||||
|
||||
/*#define UIP_APPSTATE_SIZE sizeof(struct tcpip_uipstate)*/
|
||||
|
||||
typedef struct tcpip_uipstate uip_udp_appstate_t;
|
||||
typedef struct tcpip_uipstate uip_tcp_appstate_t;
|
||||
|
||||
typedef struct tcpip_uipstate uip_icmp6_appstate_t;
|
||||
#include "net/uip.h"
|
||||
|
||||
void tcpip_uipcall(void);
|
||||
|
||||
/**
|
||||
|
|
@ -273,6 +276,35 @@ CCIF void tcpip_poll_udp(struct uip_udp_conn *conn);
|
|||
|
||||
/** @} */
|
||||
|
||||
/**
|
||||
* \name ICMPv6 functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
#if UIP_CONF_ICMP6
|
||||
/**
|
||||
* \brief register an ICMPv6 callback
|
||||
* \return 0 if success, 1 if failure (one application already registered)
|
||||
*
|
||||
* This function just registers a process to be polled when
|
||||
* an ICMPv6 message is received.
|
||||
* If no application registers, some ICMPv6 packets will be
|
||||
* processed by the "kernel" as usual (NS, NA, RS, RA, Echo request),
|
||||
* others will be dropped.
|
||||
* If an appplication registers here, it will be polled with a
|
||||
* process_post_synch everytime an ICMPv6 packet is received.
|
||||
*/
|
||||
u8_t icmp6_new(void *appstate);
|
||||
|
||||
/**
|
||||
* This function is called at reception of an ICMPv6 packet
|
||||
* If an application registered as an ICMPv6 listener (with
|
||||
* icmp6_new), it will be called through a process_post_synch()
|
||||
*/
|
||||
void tcpip_icmp6_call(u8_t type);
|
||||
#endif /*UIP_CONF_ICMP6*/
|
||||
|
||||
/** @} */
|
||||
/**
|
||||
* The uIP event.
|
||||
*
|
||||
|
|
@ -296,17 +328,36 @@ CCIF extern process_event_t tcpip_event;
|
|||
*/
|
||||
CCIF void tcpip_input(void);
|
||||
|
||||
/*
|
||||
* This function is called on IP packet output.
|
||||
/**
|
||||
* \brief Output packet to layer 2
|
||||
* The eventual parameter is the MAC address of the destination.
|
||||
*/
|
||||
#if UIP_CONF_IPV6
|
||||
extern u8_t (* tcpip_output)(uip_lladdr_t *);
|
||||
#else
|
||||
extern u8_t (* tcpip_output)(void);
|
||||
#define tcpip_set_outputfunc(outputfunc) tcpip_output = (outputfunc)
|
||||
#endif
|
||||
|
||||
/**
|
||||
* \brief This function does address resolution and then calls tcpip_output
|
||||
*/
|
||||
#if UIP_CONF_IPV6
|
||||
void tcpip_ipv6_output(void);
|
||||
#endif
|
||||
|
||||
/**
|
||||
* \brief Is forwarding generally enabled?
|
||||
*/
|
||||
extern unsigned char tcpip_do_forwarding;
|
||||
|
||||
/*
|
||||
* Are we at the moment forwarding the contents of uip_buf[]?
|
||||
*/
|
||||
extern unsigned char tcpip_is_forwarding;
|
||||
|
||||
#define tcpip_set_outputfunc(outputfunc) tcpip_output = (outputfunc)
|
||||
#define tcpip_set_forwarding(forwarding) tcpip_do_forwarding = (forwarding)
|
||||
|
||||
/** @} */
|
||||
|
||||
PROCESS_NAME(tcpip_process);
|
||||
|
|
|
|||
532
core/net/uip.h
532
core/net/uip.h
|
|
@ -8,6 +8,8 @@
|
|||
* \file
|
||||
* Header file for the uIP TCP/IP stack.
|
||||
* \author Adam Dunkels <adam@dunkels.com>
|
||||
* \author Julien Abeille <jabeille@cisco.com> (IPv6 related code)
|
||||
* \author Mathilde Durvy <mdurvy@cisco.com> (IPv6 related code)
|
||||
*
|
||||
* The uIP TCP/IP stack header file contains definitions for a number
|
||||
* of C macros that are used by uIP programs as well as internal uIP
|
||||
|
|
@ -15,7 +17,6 @@
|
|||
*
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
* Copyright (c) 2001-2003, Adam Dunkels.
|
||||
* All rights reserved.
|
||||
|
|
@ -46,7 +47,7 @@
|
|||
*
|
||||
* This file is part of the uIP TCP/IP stack.
|
||||
*
|
||||
* $Id: uip.h,v 1.17 2008/02/24 21:04:15 adamdunkels Exp $
|
||||
* $Id: uip.h,v 1.18 2008/10/14 09:40:56 julienabeille Exp $
|
||||
*
|
||||
*/
|
||||
|
||||
|
|
@ -59,26 +60,64 @@
|
|||
* Representation of an IP address.
|
||||
*
|
||||
*/
|
||||
typedef union uip_ip4addr_t {
|
||||
u8_t u8[4]; /* Initializer, must come first!!! */
|
||||
u16_t u16[2];
|
||||
#if UIP_CONF_UIP_IP4ADDR_T_WITH_U32
|
||||
u32_t u32[1]; /* Might cause 32-bit alignment !!! */
|
||||
#endif /* UIP_CONF_UIP_IP4ADDR_T_WITH_U32 */
|
||||
} uip_ip4addr_t;
|
||||
|
||||
#if UIP_CONF_IPV6
|
||||
typedef union uip_ip6addr_t {
|
||||
u8_t u8[16]; /* Initializer, must come first!!! */
|
||||
u16_t u16[8];
|
||||
u32_t u32[4];
|
||||
} uip_ip6addr_t;
|
||||
|
||||
#if UIP_CONF_IPV6
|
||||
typedef uip_ip6addr_t uip_ipaddr_t;
|
||||
#else /* UIP_CONF_IPV6 */
|
||||
typedef union uip_ip4addr_t {
|
||||
u8_t u8[4]; /* Initializer, must come first!!! */
|
||||
u16_t u16[2];
|
||||
#if 0
|
||||
u32_t u32;
|
||||
#endif
|
||||
} uip_ip4addr_t;
|
||||
typedef uip_ip4addr_t uip_ipaddr_t;
|
||||
#endif /* UIP_CONF_IPV6 */
|
||||
|
||||
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
/** \brief 64 bit 802.15.4 address */
|
||||
struct uip_802154_shortaddr {
|
||||
u8_t addr[2];
|
||||
};
|
||||
/** \brief 16 bit 802.15.4 address */
|
||||
struct uip_802154_longaddr {
|
||||
u8_t addr[8];
|
||||
};
|
||||
|
||||
/** \brief 802.11 address */
|
||||
struct uip_80211_addr {
|
||||
u8_t addr[6];
|
||||
};
|
||||
|
||||
/** \brief 802.3 address */
|
||||
struct uip_eth_addr {
|
||||
u8_t addr[6];
|
||||
};
|
||||
|
||||
#if UIP_CONF_LL_802154
|
||||
/** \brief 802.15.4 address */
|
||||
typedef struct uip_802154_longaddr uip_lladdr_t;
|
||||
#define UIP_802154_SHORTADDR_LEN 2
|
||||
#define UIP_802154_LONGADDR_LEN 8
|
||||
#define UIP_LLADDR_LEN UIP_802154_LONGADDR_LEN
|
||||
#else /*UIP_CONF_LL_802154*/
|
||||
#if UIP_CONF_LL_80211
|
||||
/** \brief 802.11 address */
|
||||
typedef struct uip_80211_addr uip_lladdr_t;
|
||||
#define UIP_LLADDR_LEN 6
|
||||
#else /*UIP_CONF_LL_80211*/
|
||||
/** \brief Etherent address */
|
||||
typedef struct uip_eth_addr uip_lladdr_t;
|
||||
#define UIP_LLADDR_LEN 6
|
||||
#endif /*UIP_CONF_LL_80211*/
|
||||
#endif /*UIP_CONF_LL_802154*/
|
||||
|
||||
#include "net/tcpip.h"
|
||||
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
|
@ -86,7 +125,6 @@ typedef uip_ip4addr_t uip_ipaddr_t;
|
|||
* system. Initialization, the periodic timer and incoming packets are
|
||||
* handled by the following three functions.
|
||||
*/
|
||||
|
||||
/**
|
||||
* \defgroup uipconffunc uIP configuration functions
|
||||
* @{
|
||||
|
|
@ -270,6 +308,7 @@ void uip_setipid(u16_t id);
|
|||
*/
|
||||
#define uip_input() uip_process(UIP_DATA)
|
||||
|
||||
|
||||
/**
|
||||
* Periodic processing for a connection identified by its number.
|
||||
*
|
||||
|
|
@ -312,6 +351,7 @@ void uip_setipid(u16_t id);
|
|||
*
|
||||
* \hideinitializer
|
||||
*/
|
||||
#if UIP_TCP
|
||||
#define uip_periodic(conn) do { uip_conn = &uip_conns[conn]; \
|
||||
uip_process(UIP_TIMER); } while (0)
|
||||
|
||||
|
|
@ -351,6 +391,7 @@ void uip_setipid(u16_t id);
|
|||
#define uip_poll_conn(conn) do { uip_conn = conn; \
|
||||
uip_process(UIP_POLL_REQUEST); } while (0)
|
||||
|
||||
#endif /* UIP_TCP */
|
||||
|
||||
#if UIP_UDP
|
||||
/**
|
||||
|
|
@ -403,12 +444,11 @@ void uip_setipid(u16_t id);
|
|||
*/
|
||||
#define uip_udp_periodic_conn(conn) do { uip_udp_conn = conn; \
|
||||
uip_process(UIP_UDP_TIMER); } while(0)
|
||||
|
||||
#else /* UIP_UDP */
|
||||
#define uip_udp_periodic(conn) do { } while(0)
|
||||
#define uip_udp_periodic_conn(conn) do { } while(0)
|
||||
#endif /* UIP_UDP */
|
||||
|
||||
/** \brief Abandon the reassembly of the current packet */
|
||||
void uip_reass_over(void);
|
||||
|
||||
/**
|
||||
* The uIP packet buffer.
|
||||
*
|
||||
|
|
@ -437,6 +477,8 @@ void uip_setipid(u16_t id);
|
|||
*/
|
||||
CCIF extern u8_t uip_buf[UIP_BUFSIZE+2];
|
||||
|
||||
|
||||
|
||||
/** @} */
|
||||
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
|
@ -892,6 +934,33 @@ struct uip_udp_conn *uip_udp_new(const uip_ipaddr_t *ripaddr, u16_t rport);
|
|||
(addr)->u16[7] = HTONS(addr7); \
|
||||
} while(0)
|
||||
|
||||
/**
|
||||
* Construct an IPv6 address from eight 8-bit words.
|
||||
*
|
||||
* This function constructs an IPv6 address.
|
||||
*
|
||||
* \hideinitializer
|
||||
*/
|
||||
#define uip_ip6addr_u8(addr, addr0,addr1,addr2,addr3,addr4,addr5,addr6,addr7,addr8,addr9,addr10,addr11,addr12,addr13,addr14,addr15) do { \
|
||||
(addr)->u8[0] = addr0; \
|
||||
(addr)->u8[1] = addr1; \
|
||||
(addr)->u8[2] = addr2; \
|
||||
(addr)->u8[3] = addr3; \
|
||||
(addr)->u8[4] = addr4; \
|
||||
(addr)->u8[5] = addr5; \
|
||||
(addr)->u8[6] = addr6; \
|
||||
(addr)->u8[7] = addr7; \
|
||||
(addr)->u8[8] = addr8; \
|
||||
(addr)->u8[9] = addr9; \
|
||||
(addr)->u8[10] = addr10; \
|
||||
(addr)->u8[11] = addr11; \
|
||||
(addr)->u8[12] = addr12; \
|
||||
(addr)->u8[13] = addr13; \
|
||||
(addr)->u8[14] = addr14; \
|
||||
(addr)->u8[15] = addr15; \
|
||||
} while(0)
|
||||
|
||||
|
||||
/**
|
||||
* Copy an IP address to another IP address.
|
||||
*
|
||||
|
|
@ -965,11 +1034,16 @@ struct uip_udp_conn *uip_udp_new(const uip_ipaddr_t *ripaddr, u16_t rport);
|
|||
*
|
||||
* \hideinitializer
|
||||
*/
|
||||
#if !UIP_CONF_IPV6
|
||||
#define uip_ipaddr_maskcmp(addr1, addr2, mask) \
|
||||
(((((u16_t *)addr1)[0] & ((u16_t *)mask)[0]) == \
|
||||
(((u16_t *)addr2)[0] & ((u16_t *)mask)[0])) && \
|
||||
((((u16_t *)addr1)[1] & ((u16_t *)mask)[1]) == \
|
||||
(((u16_t *)addr2)[1] & ((u16_t *)mask)[1])))
|
||||
#else
|
||||
#define uip_ipaddr_prefixcmp(addr1, addr2, length) (memcmp(addr1, addr2, length>>3) == 0)
|
||||
#endif
|
||||
|
||||
|
||||
/**
|
||||
* Check if an address is a broadcast address for a network.
|
||||
|
|
@ -1186,6 +1260,10 @@ extern void *uip_urgdata;
|
|||
*/
|
||||
CCIF extern u16_t uip_len;
|
||||
|
||||
/**
|
||||
* The length of the extension headers
|
||||
*/
|
||||
extern u8_t uip_ext_len;
|
||||
/** @} */
|
||||
|
||||
#if UIP_URGDATA > 0
|
||||
|
|
@ -1240,9 +1318,13 @@ struct uip_conn {
|
|||
* The uip_conn pointer can be used to access the current TCP
|
||||
* connection.
|
||||
*/
|
||||
|
||||
CCIF extern struct uip_conn *uip_conn;
|
||||
#if UIP_TCP
|
||||
/* The array containing all uIP connections. */
|
||||
CCIF extern struct uip_conn uip_conns[UIP_CONNS];
|
||||
#endif
|
||||
|
||||
/**
|
||||
* \addtogroup uiparch
|
||||
* @{
|
||||
|
|
@ -1252,10 +1334,9 @@ CCIF extern struct uip_conn uip_conns[UIP_CONNS];
|
|||
* 4-byte array used for the 32-bit sequence number calculations.
|
||||
*/
|
||||
extern u8_t uip_acc32[4];
|
||||
|
||||
/** @} */
|
||||
|
||||
|
||||
#if UIP_UDP
|
||||
/**
|
||||
* Representation of a uIP UDP connection.
|
||||
*/
|
||||
|
|
@ -1274,6 +1355,26 @@ struct uip_udp_conn {
|
|||
*/
|
||||
extern struct uip_udp_conn *uip_udp_conn;
|
||||
extern struct uip_udp_conn uip_udp_conns[UIP_UDP_CONNS];
|
||||
#endif
|
||||
|
||||
#if UIP_CONF_ICMP6
|
||||
struct uip_icmp6_conn {
|
||||
uip_icmp6_appstate_t appstate;
|
||||
};
|
||||
extern struct uip_icmp6_conn uip_icmp6_conns;
|
||||
#endif /*UIP_CONF_ICMP6*/
|
||||
|
||||
/**
|
||||
* The uIP TCP/IP statistics.
|
||||
*
|
||||
* This is the variable in which the uIP TCP/IP statistics are gathered.
|
||||
*/
|
||||
#if UIP_STATISTICS == 1
|
||||
extern struct uip_stats uip_stat;
|
||||
#define UIP_STAT(s) s
|
||||
#else
|
||||
#define UIP_STAT(s)
|
||||
#endif /* UIP_STATISTICS == 1 */
|
||||
|
||||
/**
|
||||
* The structure holding the TCP/IP statistics that are gathered if
|
||||
|
|
@ -1307,7 +1408,10 @@ struct uip_stats {
|
|||
uip_stats_t drop; /**< Number of dropped ICMP packets. */
|
||||
uip_stats_t typeerr; /**< Number of ICMP packets with a wrong
|
||||
type. */
|
||||
uip_stats_t chkerr; /**< Number of ICMP packets with a bad
|
||||
checksum. */
|
||||
} icmp; /**< ICMP statistics. */
|
||||
#if UIP_TCP
|
||||
struct {
|
||||
uip_stats_t recv; /**< Number of recived TCP segments. */
|
||||
uip_stats_t sent; /**< Number of sent TCP segments. */
|
||||
|
|
@ -1323,6 +1427,7 @@ struct uip_stats {
|
|||
uip_stats_t synrst; /**< Number of SYNs for closed ports,
|
||||
triggering a RST. */
|
||||
} tcp; /**< TCP statistics. */
|
||||
#endif
|
||||
#if UIP_UDP
|
||||
struct {
|
||||
uip_stats_t drop; /**< Number of dropped UDP segments. */
|
||||
|
|
@ -1332,21 +1437,24 @@ struct uip_stats {
|
|||
checksum. */
|
||||
} udp; /**< UDP statistics. */
|
||||
#endif /* UIP_UDP */
|
||||
#if UIP_CONF_IPV6
|
||||
struct {
|
||||
uip_stats_t drop; /**< Number of dropped ND6 packets. */
|
||||
uip_stats_t recv; /**< Number of recived ND6 packets */
|
||||
uip_stats_t sent; /**< Number of sent ND6 packets */
|
||||
} nd6;
|
||||
#endif /*UIP_CONF_IPV6*/
|
||||
};
|
||||
|
||||
/**
|
||||
* The uIP TCP/IP statistics.
|
||||
*
|
||||
* This is the variable in which the uIP TCP/IP statistics are gathered.
|
||||
*/
|
||||
extern struct uip_stats uip_stat;
|
||||
|
||||
|
||||
/*---------------------------------------------------------------------------*/
|
||||
/* All the stuff below this point is internal to uIP and should not be
|
||||
* used directly by an application or by a device driver.
|
||||
*/
|
||||
/*---------------------------------------------------------------------------*/
|
||||
|
||||
|
||||
|
||||
/* u8_t uip_flags:
|
||||
*
|
||||
* When the application is called, uip_flags will contain the flags
|
||||
|
|
@ -1392,6 +1500,15 @@ CCIF extern u8_t uip_flags;
|
|||
too many retransmissions. */
|
||||
|
||||
|
||||
/**
|
||||
* \brief process the options within a hob by hop or detsination option header
|
||||
* \retval 0: nothing to send,
|
||||
* \retval 1: drop pkt
|
||||
* \retval 2: ICMP error message to send
|
||||
*/
|
||||
/*static u8_t
|
||||
uip_ext_hdr_options_process(); */
|
||||
|
||||
/* uip_process(flag):
|
||||
*
|
||||
* The actual uIP function which does all the work.
|
||||
|
|
@ -1493,16 +1610,11 @@ struct uip_icmpip_hdr {
|
|||
uip_ipaddr_t srcipaddr, destipaddr;
|
||||
#endif /* UIP_CONF_IPV6 */
|
||||
|
||||
/* ICMP (echo) header. */
|
||||
/* ICMP header. */
|
||||
u8_t type, icode;
|
||||
u16_t icmpchksum;
|
||||
#if !UIP_CONF_IPV6
|
||||
u16_t id, seqno;
|
||||
u8_t payload[1];
|
||||
#else /* !UIP_CONF_IPV6 */
|
||||
u8_t flags, reserved1, reserved2, reserved3;
|
||||
u8_t icmp6data[16];
|
||||
u8_t options[1];
|
||||
#endif /* !UIP_CONF_IPV6 */
|
||||
};
|
||||
|
||||
|
|
@ -1537,6 +1649,145 @@ struct uip_udpip_hdr {
|
|||
u16_t udpchksum;
|
||||
};
|
||||
|
||||
/*
|
||||
* In IPv6 the length of the L3 headers before the transport header is
|
||||
* not fixed, due to the possibility to include extension option headers
|
||||
* after the IP header. hence we split here L3 and L4 headers
|
||||
*/
|
||||
/* The IP header */
|
||||
struct uip_ip_hdr {
|
||||
#if UIP_CONF_IPV6
|
||||
/* IPV6 header */
|
||||
u8_t vtc;
|
||||
u8_t tcflow;
|
||||
u16_t flow;
|
||||
u8_t len[2];
|
||||
u8_t proto, ttl;
|
||||
uip_ip6addr_t srcipaddr, destipaddr;
|
||||
#else /* UIP_CONF_IPV6 */
|
||||
/* IPV4 header */
|
||||
u8_t vhl,
|
||||
tos,
|
||||
len[2],
|
||||
ipid[2],
|
||||
ipoffset[2],
|
||||
ttl,
|
||||
proto;
|
||||
u16_t ipchksum;
|
||||
uip_ipaddr_t srcipaddr, destipaddr;
|
||||
#endif /* UIP_CONF_IPV6 */
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* IPv6 extension option headers: we are able to process
|
||||
* the 4 extension headers defined in RFC2460 (IPv6):
|
||||
* - Hop by hop option header, destination option header:
|
||||
* These two are not used by any core IPv6 protocol, hence
|
||||
* we just read them and go to the next. They convey options,
|
||||
* the options defined in RFC2460 are Pad1 and PadN, which do
|
||||
* some padding, and that we do not need to read (the length
|
||||
* field in the header is enough)
|
||||
* - Routing header: this one is most notably used by MIPv6,
|
||||
* which we do not implement, hence we just read it and go
|
||||
* to the next
|
||||
* - Fragmentation header: we read this header and are able to
|
||||
* reassemble packets
|
||||
*
|
||||
* We do not offer any means to send packets with extension headers
|
||||
*
|
||||
* We do not implement Authentication and ESP headers, which are
|
||||
* used in IPSec and defined in RFC4302,4303,4305,4385
|
||||
*/
|
||||
/* common header part */
|
||||
struct uip_ext_hdr {
|
||||
u8_t next;
|
||||
u8_t len;
|
||||
};
|
||||
|
||||
/* Hop by Hop option header */
|
||||
struct uip_hbho_hdr {
|
||||
u8_t next;
|
||||
u8_t len;
|
||||
};
|
||||
|
||||
/* destination option header */
|
||||
struct uip_desto_hdr {
|
||||
u8_t next;
|
||||
u8_t len;
|
||||
};
|
||||
|
||||
/* We do not define structures for PAD1 and PADN options */
|
||||
|
||||
/*
|
||||
* routing header
|
||||
* the routing header as 4 common bytes, then routing header type
|
||||
* specific data there are several types of routing header. Type 0 was
|
||||
* deprecated as per RFC5095 most notable other type is 2, used in
|
||||
* RFC3775 (MIPv6) here we do not implement MIPv6, so we just need to
|
||||
* parse the 4 first bytes
|
||||
*/
|
||||
struct uip_routing_hdr {
|
||||
u8_t next;
|
||||
u8_t len;
|
||||
u8_t routing_type;
|
||||
u8_t seg_left;
|
||||
};
|
||||
|
||||
/* fragmentation header */
|
||||
struct uip_frag_hdr {
|
||||
u8_t next;
|
||||
u8_t res;
|
||||
u16_t offsetresmore;
|
||||
u32_t id;
|
||||
};
|
||||
|
||||
/*
|
||||
* an option within the destination or hop by hop option headers
|
||||
* it contains type an length, which is true for all options but PAD1
|
||||
*/
|
||||
struct uip_ext_hdr_opt {
|
||||
u8_t type;
|
||||
u8_t len;
|
||||
};
|
||||
|
||||
/* PADN option */
|
||||
struct uip_ext_hdr_opt_padn {
|
||||
u8_t opt_type;
|
||||
u8_t opt_len;
|
||||
};
|
||||
|
||||
/* TCP header */
|
||||
struct uip_tcp_hdr {
|
||||
u16_t srcport;
|
||||
u16_t destport;
|
||||
u8_t seqno[4];
|
||||
u8_t ackno[4];
|
||||
u8_t tcpoffset;
|
||||
u8_t flags;
|
||||
u8_t wnd[2];
|
||||
u16_t tcpchksum;
|
||||
u8_t urgp[2];
|
||||
u8_t optdata[4];
|
||||
};
|
||||
|
||||
/* The ICMP headers. */
|
||||
struct uip_icmp_hdr {
|
||||
u8_t type, icode;
|
||||
u16_t icmpchksum;
|
||||
#if !UIP_CONF_IPV6
|
||||
u16_t id, seqno;
|
||||
#endif /* !UIP_CONF_IPV6 */
|
||||
};
|
||||
|
||||
|
||||
/* The UDP headers. */
|
||||
struct uip_udp_hdr {
|
||||
u16_t srcport;
|
||||
u16_t destport;
|
||||
u16_t udplen;
|
||||
u16_t udpchksum;
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
|
|
@ -1556,27 +1807,86 @@ struct uip_udpip_hdr {
|
|||
#define UIP_APPDATA_SIZE (UIP_BUFSIZE - UIP_LLH_LEN - UIP_TCPIP_HLEN)
|
||||
#define UIP_APPDATA_PTR (void *)&uip_buf[UIP_LLH_LEN + UIP_TCPIP_HLEN]
|
||||
|
||||
|
||||
#define UIP_PROTO_ICMP 1
|
||||
#define UIP_PROTO_TCP 6
|
||||
#define UIP_PROTO_UDP 17
|
||||
#define UIP_PROTO_ICMP6 58
|
||||
|
||||
|
||||
#if UIP_CONF_IPV6
|
||||
/** @{ */
|
||||
/** \brief extension headers types */
|
||||
#define UIP_PROTO_HBHO 0
|
||||
#define UIP_PROTO_DESTO 60
|
||||
#define UIP_PROTO_ROUTING 43
|
||||
#define UIP_PROTO_FRAG 44
|
||||
#define UIP_PROTO_NONE 59
|
||||
/** @} */
|
||||
|
||||
/** @{ */
|
||||
/** \brief Destination and Hop By Hop extension headers option types */
|
||||
#define UIP_EXT_HDR_OPT_PAD1 0
|
||||
#define UIP_EXT_HDR_OPT_PADN 1
|
||||
/** @} */
|
||||
|
||||
/** @{ */
|
||||
/**
|
||||
* \brief Bitmaps for extension header processing
|
||||
*
|
||||
* When processing extension headers, we should record somehow which one we
|
||||
* see, because you cannot have twice the same header, except for destination
|
||||
* We store all this in one u8_t bitmap one bit for each header expected. The
|
||||
* order in the bitmap is the order recommended in RFC2460
|
||||
*/
|
||||
#define UIP_EXT_HDR_BITMAP_HBHO 0x01
|
||||
#define UIP_EXT_HDR_BITMAP_DESTO1 0x02
|
||||
#define UIP_EXT_HDR_BITMAP_ROUTING 0x04
|
||||
#define UIP_EXT_HDR_BITMAP_FRAG 0x08
|
||||
#define UIP_EXT_HDR_BITMAP_AH 0x10
|
||||
#define UIP_EXT_HDR_BITMAP_ESP 0x20
|
||||
#define UIP_EXT_HDR_BITMAP_DESTO2 0x40
|
||||
/** @} */
|
||||
|
||||
|
||||
#endif /* UIP_CONF_IPV6 */
|
||||
|
||||
|
||||
/* Header sizes. */
|
||||
#if UIP_CONF_IPV6
|
||||
#define UIP_IPH_LEN 40
|
||||
#define UIP_FRAGH_LEN 8
|
||||
#else /* UIP_CONF_IPV6 */
|
||||
#define UIP_IPH_LEN 20 /* Size of IP header */
|
||||
#endif /* UIP_CONF_IPV6 */
|
||||
|
||||
#define UIP_UDPH_LEN 8 /* Size of UDP header */
|
||||
#define UIP_TCPH_LEN 20 /* Size of TCP header */
|
||||
#ifdef UIP_IPH_LEN
|
||||
#define UIP_ICMPH_LEN 4 /* Size of ICMP header */
|
||||
#endif
|
||||
#define UIP_IPUDPH_LEN (UIP_UDPH_LEN + UIP_IPH_LEN) /* Size of IP +
|
||||
UDP
|
||||
header */
|
||||
* UDP
|
||||
* header */
|
||||
#define UIP_IPTCPH_LEN (UIP_TCPH_LEN + UIP_IPH_LEN) /* Size of IP +
|
||||
TCP
|
||||
header */
|
||||
* TCP
|
||||
* header */
|
||||
#define UIP_TCPIP_HLEN UIP_IPTCPH_LEN
|
||||
#define UIP_IPICMPH_LEN (UIP_IPH_LEN + UIP_ICMPH_LEN) /* size of ICMP
|
||||
+ IP header */
|
||||
#define UIP_LLIPH_LEN (UIP_LLH_LEN + UIP_IPH_LEN) /* size of L2
|
||||
+ IP header */
|
||||
#if UIP_CONF_IPV6
|
||||
/**
|
||||
* The sums below are quite used in ND. When used for uip_buf, we
|
||||
* include link layer length when used for uip_len, we do not, hence
|
||||
* we need values with and without LLH_LEN we do not use capital
|
||||
* letters as these values are variable
|
||||
*/
|
||||
#define uip_l2_l3_hdr_len (UIP_LLH_LEN + UIP_IPH_LEN + uip_ext_len)
|
||||
#define uip_l2_l3_icmp_hdr_len (UIP_LLH_LEN + UIP_IPH_LEN + uip_ext_len + UIP_ICMPH_LEN)
|
||||
#define uip_l3_hdr_len (UIP_IPH_LEN + uip_ext_len)
|
||||
#define uip_l3_icmp_hdr_len (UIP_IPH_LEN + uip_ext_len + UIP_ICMPH_LEN)
|
||||
#endif /*UIP_CONF_IPV6*/
|
||||
|
||||
|
||||
#if UIP_FIXEDADDR
|
||||
|
|
@ -1587,13 +1897,146 @@ CCIF extern uip_ipaddr_t uip_hostaddr, uip_netmask, uip_draddr;
|
|||
CCIF extern const uip_ipaddr_t uip_broadcast_addr;
|
||||
CCIF extern const uip_ipaddr_t uip_all_zeroes_addr;
|
||||
|
||||
#if UIP_FIXEDETHADDR
|
||||
CCIF extern const uip_lladdr_t uip_lladdr;
|
||||
#else
|
||||
CCIF extern uip_lladdr_t uip_lladdr;
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
|
||||
#ifdef UIP_CONF_IPV6
|
||||
/**
|
||||
* \brief Is IPv6 addresss a the unspecified address
|
||||
* a is of type uip_ipaddr_t
|
||||
*/
|
||||
#define uip_is_addr_unspecified(a) \
|
||||
((((a)->u16[0]) == 0) && \
|
||||
(((a)->u16[1]) == 0) && \
|
||||
(((a)->u16[2]) == 0) && \
|
||||
(((a)->u16[3]) == 0) && \
|
||||
(((a)->u16[4]) == 0) && \
|
||||
(((a)->u16[5]) == 0) && \
|
||||
(((a)->u16[6]) == 0) && \
|
||||
(((a)->u16[7]) == 0))
|
||||
|
||||
/** \brief Is IPv6 addresss a the link local all-nodes multicast address */
|
||||
#define uip_is_addr_linklocal_allnodes_mcast(a) \
|
||||
((((a)->u8[0]) == 0xff) && \
|
||||
(((a)->u8[1]) == 0x02) && \
|
||||
(((a)->u16[1]) == 0) && \
|
||||
(((a)->u16[2]) == 0) && \
|
||||
(((a)->u16[3]) == 0) && \
|
||||
(((a)->u16[4]) == 0) && \
|
||||
(((a)->u16[5]) == 0) && \
|
||||
(((a)->u16[6]) == 0) && \
|
||||
(((a)->u8[14]) == 0) && \
|
||||
(((a)->u8[15]) == 0x01))
|
||||
|
||||
/** \brief set IP address a to unspecified */
|
||||
#define uip_create_unspecified(a) uip_ip6addr(a, 0, 0, 0, 0, 0, 0, 0, 0)
|
||||
|
||||
/** \brief set IP address a to the link local all-nodes multicast address */
|
||||
#define uip_create_linklocal_allnodes_mcast(a) uip_ip6addr(a, 0xff02, 0, 0, 0, 0, 0, 0, 0x0001)
|
||||
|
||||
/** \brief set IP address a to the link local all-routers multicast address */
|
||||
#define uip_create_linklocal_allrouters_mcast(a) uip_ip6addr(a, 0xff02, 0, 0, 0, 0, 0, 0, 0x0002)
|
||||
|
||||
/**
|
||||
* Representation of a 48-bit Ethernet address.
|
||||
* \brief is addr (a) a solicited node multicast address, see RFC3513
|
||||
* a is of type uip_ipaddr_t*
|
||||
*/
|
||||
struct uip_eth_addr {
|
||||
u8_t addr[6];
|
||||
};
|
||||
#define uip_is_addr_solicited_node(a) \
|
||||
((((a)->u8[0]) == 0xFF) && \
|
||||
(((a)->u8[1]) == 0x02) && \
|
||||
(((a)->u16[1]) == 0) && \
|
||||
(((a)->u16[2]) == 0) && \
|
||||
(((a)->u16[3]) == 0) && \
|
||||
(((a)->u16[4]) == 0) && \
|
||||
(((a)->u16[5]) == 1) && \
|
||||
(((a)->u8[12]) == 0xFF))
|
||||
|
||||
/**
|
||||
* \briefput in b the solicited node address corresponding to address a
|
||||
* both a and b are of type uip_ipaddr_t*
|
||||
* */
|
||||
#define uip_create_solicited_node(a, b) \
|
||||
(((b)->u8[0]) = 0xFF); \
|
||||
(((b)->u8[1]) = 0x02); \
|
||||
(((b)->u16[1]) = 0); \
|
||||
(((b)->u16[2]) = 0); \
|
||||
(((b)->u16[3]) = 0); \
|
||||
(((b)->u16[4]) = 0); \
|
||||
(((b)->u8[10]) = 0); \
|
||||
(((b)->u8[11]) = 0x01); \
|
||||
(((b)->u8[12]) = 0xFF); \
|
||||
(((b)->u8[13]) = ((a)->u8[13])); \
|
||||
(((b)->u16[7]) = ((a)->u16[7]))
|
||||
|
||||
/**
|
||||
* \brief is addr (a) a link local unicast address, see RFC3513
|
||||
* i.e. is (a) on prefix FE80::/10
|
||||
* a is of type uip_ipaddr_t*
|
||||
*/
|
||||
#define uip_is_addr_link_local(a) \
|
||||
((((a)->u8[0]) == 0xFE) && \
|
||||
(((a)->u8[1]) == 0x80))
|
||||
|
||||
/**
|
||||
* \brief was addr (a) forged based on the mac address m
|
||||
* a type is uip_ipaddr_t
|
||||
* m type is uiplladdr_t
|
||||
*/
|
||||
#if UIP_CONF_LL_802154
|
||||
#define uip_is_addr_mac_addr_based(a, m) \
|
||||
((((a)->u8[8]) == (((m)->addr[0]) ^ 0x02)) && \
|
||||
(((a)->u8[9]) == (m)->addr[1]) && \
|
||||
(((a)->u8[10]) == (m)->addr[2]) && \
|
||||
(((a)->u8[11]) == (m)->addr[3]) && \
|
||||
(((a)->u8[12]) == (m)->addr[4]) && \
|
||||
(((a)->u8[13]) == (m)->addr[5]) && \
|
||||
(((a)->u8[14]) == (m)->addr[6]) && \
|
||||
(((a)->u8[15]) == (m)->addr[7]))
|
||||
#endif /*UIP_CONF_LL_802154*/
|
||||
|
||||
/**
|
||||
* \brief is address a multicast address, see RFC 3513
|
||||
* a is of type uip_ipaddr_t*
|
||||
* */
|
||||
#define uip_is_addr_mcast(a) \
|
||||
(((a)->u8[0]) == 0xFF)
|
||||
|
||||
/**
|
||||
* \brief is group-id of multicast address a
|
||||
* the all nodes group-id
|
||||
*/
|
||||
#define uip_is_mcast_group_id_all_nodes(a) \
|
||||
((((a)->u16[1]) == 0) && \
|
||||
(((a)->u16[2]) == 0) && \
|
||||
(((a)->u16[3]) == 0) && \
|
||||
(((a)->u16[4]) == 0) && \
|
||||
(((a)->u16[5]) == 0) && \
|
||||
(((a)->u16[6]) == 0) && \
|
||||
(((a)->u8[14]) == 0) && \
|
||||
(((a)->u8[15]) == 1))
|
||||
|
||||
/**
|
||||
* \brief is group-id of multicast address a
|
||||
* the all routers group-id
|
||||
*/
|
||||
#define uip_is_mcast_group_id_all_routers(a) \
|
||||
((((a)->u16[1]) == 0) && \
|
||||
(((a)->u16[2]) == 0) && \
|
||||
(((a)->u16[3]) == 0) && \
|
||||
(((a)->u16[4]) == 0) && \
|
||||
(((a)->u16[5]) == 0) && \
|
||||
(((a)->u16[6]) == 0) && \
|
||||
(((a)->u8[14]) == 0) && \
|
||||
(((a)->u8[15]) == 2))
|
||||
|
||||
|
||||
#endif /*UIP_CONF_IPV6*/
|
||||
|
||||
/**
|
||||
* Calculate the Internet checksum over a buffer.
|
||||
|
|
@ -1646,6 +2089,13 @@ u16_t uip_tcpchksum(void);
|
|||
*/
|
||||
u16_t uip_udpchksum(void);
|
||||
|
||||
/**
|
||||
* Calculate the ICMP checksum of the packet in uip_buf.
|
||||
*
|
||||
* \return The ICMP checksum of the ICMP packet in uip_buf
|
||||
*/
|
||||
u16_t uip_icmp6chksum(void);
|
||||
|
||||
|
||||
#endif /* __UIP_H__ */
|
||||
|
||||
|
|
|
|||
|
|
@ -58,7 +58,7 @@
|
|||
*
|
||||
* This file is part of the uIP TCP/IP stack.
|
||||
*
|
||||
* $Id: uipopt.h,v 1.7 2007/12/23 20:24:46 oliverschmidt Exp $
|
||||
* $Id: uipopt.h,v 1.8 2008/10/14 09:40:56 julienabeille Exp $
|
||||
*
|
||||
*/
|
||||
|
||||
|
|
@ -87,6 +87,8 @@
|
|||
* netmask, default router and Ethernet address are appliciable only
|
||||
* if uIP should be run over Ethernet.
|
||||
*
|
||||
* This options are meaningful only for the IPv4 code.
|
||||
*
|
||||
* All of these should be changed to suit your project.
|
||||
*/
|
||||
|
||||
|
|
@ -145,6 +147,13 @@
|
|||
*/
|
||||
#define UIP_TTL 64
|
||||
|
||||
/**
|
||||
* The maximum time an IP fragment should wait in the reassembly
|
||||
* buffer before it is dropped.
|
||||
*
|
||||
*/
|
||||
#define UIP_REASS_MAXAGE 60 /*60s*/
|
||||
|
||||
/**
|
||||
* Turn on support for IP packet reassembly.
|
||||
*
|
||||
|
|
@ -158,15 +167,62 @@
|
|||
*
|
||||
* \hideinitializer
|
||||
*/
|
||||
#ifdef UIP_CONF_REASSEMBLY
|
||||
#define UIP_REASSEMBLY UIP_CONF_REASSEMBLY
|
||||
#else /* UIP_CONF_REASSEMBLY */
|
||||
#define UIP_REASSEMBLY 0
|
||||
#endif /* UIP_CONF_REASSEMBLY */
|
||||
/** @} */
|
||||
|
||||
/*------------------------------------------------------------------------------*/
|
||||
/**
|
||||
* The maximum time an IP fragment should wait in the reassembly
|
||||
* buffer before it is dropped.
|
||||
* \defgroup uipoptipv6 IPv6 configuration options
|
||||
* @{
|
||||
*
|
||||
*/
|
||||
#define UIP_REASS_MAXAGE 40
|
||||
|
||||
/** The maximum transmission unit at the IP Layer*/
|
||||
#define UIP_LINK_MTU 1280
|
||||
|
||||
#ifndef UIP_CONF_IPV6
|
||||
/** Do we use IPv6 or not (default: no) */
|
||||
#define UIP_CONF_IPV6 0
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_IPV6_QUEUE_PKT
|
||||
/** Do we do per %neighbor queuing during address resolution (default: no) */
|
||||
#define UIP_CONF_IPV6_QUEUE_PKT 0
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_IPV6_CHECKS
|
||||
/** Do we do IPv6 consistency checks (highly recommended, default: yes) */
|
||||
#define UIP_CONF_IPV6_CHECKS 1
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_IPV6_REASSEMBLY
|
||||
/** Do we do IPv6 fragmentation (default: no) */
|
||||
#define UIP_CONF_IPV6_REASSEMBLY 0
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_NETIF_MAX_ADDRESSES
|
||||
/** Default number of IPv6 addresses associated to the node's interface */
|
||||
#define UIP_CONF_NETIF_MAX_ADDRESSES 3
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_ND6_MAX_PREFIXES
|
||||
/** Default number of IPv6 prefixes associated to the node's interface */
|
||||
#define UIP_CONF_ND6_MAX_PREFIXES 3
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_ND6_MAX_NEIGHBORS
|
||||
/** Default number of neighbors that can be stored in the %neighbor cache */
|
||||
#define UIP_CONF_ND6_MAX_NEIGHBORS 4
|
||||
#endif
|
||||
|
||||
#ifndef UIP_CONF_ND6_MAX_DEFROUTERS
|
||||
/** Minimum number of default routers */
|
||||
#define UIP_CONF_ND6_MAX_DEFROUTERS 2
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*------------------------------------------------------------------------------*/
|
||||
|
|
@ -230,6 +286,17 @@
|
|||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* Toggles wether UDP support should be compiled in or not.
|
||||
*
|
||||
* \hideinitializer
|
||||
*/
|
||||
#ifdef UIP_CONF_TCP
|
||||
#define UIP_TCP UIP_CONF_TCP
|
||||
#else /* UIP_CONF_UDP */
|
||||
#define UIP_TCP 1
|
||||
#endif /* UIP_CONF_UDP */
|
||||
|
||||
/**
|
||||
* Determines if support for opening connections from uIP should be
|
||||
* compiled in.
|
||||
|
|
@ -371,6 +438,53 @@
|
|||
*/
|
||||
#define UIP_ARP_MAXAGE 120
|
||||
|
||||
|
||||
/** @} */
|
||||
|
||||
/*------------------------------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* \defgroup uipoptmac layer 2 options (for ipv6)
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define UIP_DEFAULT_PREFIX_LEN 64
|
||||
|
||||
/** @} */
|
||||
|
||||
/*------------------------------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* \defgroup uipoptsics 6lowpan options (for ipv6)
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* Timeout for packet reassembly at the 6lowpan layer
|
||||
* (should be < 60s)
|
||||
*/
|
||||
#define SICSLOWPAN_REASS_MAXAGE 20
|
||||
|
||||
/**
|
||||
* Do we compress the IP header or not (default: no)
|
||||
*/
|
||||
#ifndef SICSLOWPAN_CONF_COMPRESSION
|
||||
#define SICSLOWPAN_CONF_COMPRESSION 0
|
||||
#endif
|
||||
|
||||
/**
|
||||
* If we use IPHC compression, how many address contexts do we support
|
||||
*/
|
||||
#ifndef SICSLOWPAN_CONF_MAX_ADDR_CONTEXTS
|
||||
#define SICSLOWPAN_CONF_MAX_ADDR_CONTEXTS 1
|
||||
#endif
|
||||
|
||||
/**
|
||||
* Do we support 6lowpan fragmentation
|
||||
*/
|
||||
#ifndef SICSLOWPAN_CONF_FRAG
|
||||
#define SICSLOWPAN_CONF_FRAG 0
|
||||
#endif
|
||||
|
||||
/** @} */
|
||||
|
||||
/*------------------------------------------------------------------------------*/
|
||||
|
|
@ -390,7 +504,7 @@
|
|||
* \hideinitializer
|
||||
*/
|
||||
#ifndef UIP_CONF_BUFFER_SIZE
|
||||
#define UIP_BUFSIZE 400
|
||||
#define UIP_BUFSIZE UIP_LINK_MTU + UIP_LLH_LEN
|
||||
#else /* UIP_CONF_BUFFER_SIZE */
|
||||
#define UIP_BUFSIZE UIP_CONF_BUFFER_SIZE
|
||||
#endif /* UIP_CONF_BUFFER_SIZE */
|
||||
|
|
@ -454,11 +568,16 @@ void uip_log(char *msg);
|
|||
* found. For Ethernet, this should be set to 14. For SLIP, this
|
||||
* should be set to 0.
|
||||
*
|
||||
* \note we probably won't use this constant for other link layers than
|
||||
* ethernet as they have variable header length (this is due to variable
|
||||
* number and type of address fields and to optional security features)
|
||||
* E.g.: 802.15.4 -> 2 + (1/2*4/8) + 0/5/6/10/14
|
||||
* 802.11 -> 4 + (6*3/4) + 2
|
||||
* \hideinitializer
|
||||
*/
|
||||
#ifdef UIP_CONF_LLH_LEN
|
||||
#define UIP_LLH_LEN UIP_CONF_LLH_LEN
|
||||
#else /* UIP_CONF_LLH_LEN */
|
||||
#else /* UIP_LLH_LEN */
|
||||
#define UIP_LLH_LEN 14
|
||||
#endif /* UIP_CONF_LLH_LEN */
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue