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Merge pull request #146 from simonduq/pr/border-router-common

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Move more border router code to common directory
This commit is contained in:
George Oikonomou 2017-11-02 13:10:28 +00:00 committed by GitHub
commit 77f4e75acf
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GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 587 additions and 607 deletions
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1
examples/rpl-border-router/Makefile
View File

@ -15,6 +15,7 @@ endif
include $(SOURCES_DIR)/Makefile
PROJECTDIRS += $(SOURCES_DIR)
PROJECT_SOURCEFILES += httpd-simple.c webserver.c border-router-common.c
CFLAGS += -DPROJECT_CONF_PATH=\"$(SOURCES_DIR)/project-conf.h\"
include $(CONTIKI)/Makefile.include

69
examples/rpl-border-router/common/border-router-common.c Normal file
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@ -0,0 +1,69 @@
/*
* Copyright (c) 2017, RISE SICS
* 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.
*
* This file is part of the Contiki operating system.
*
*/
#include "contiki.h"
#include "border-router-common.h"
#include "rpl-dag-root.h"
/* Log configuration */
#include "sys/log.h"
#define LOG_MODULE "BR"
#define LOG_LEVEL LOG_LEVEL_INFO
uint8_t prefix_set;
/*---------------------------------------------------------------------------*/
void
print_local_addresses(void)
{
int i;
uint8_t state;
LOG_INFO("Server IPv6 addresses:\n");
for(i = 0; i < UIP_DS6_ADDR_NB; i++) {
state = uip_ds6_if.addr_list[i].state;
if(uip_ds6_if.addr_list[i].isused &&
(state == ADDR_TENTATIVE || state == ADDR_PREFERRED)) {
LOG_INFO(" ");
LOG_INFO_6ADDR(&uip_ds6_if.addr_list[i].ipaddr);
LOG_INFO_("\n");
}
}
}
/*---------------------------------------------------------------------------*/
void
set_prefix_64(uip_ipaddr_t *prefix_64)
{
prefix_set = 1;
rpl_dag_root_init(prefix_64, NULL);
rpl_dag_root_init_dag_immediately();
}

40
examples/rpl-border-router/common/border-router-common.h Normal file
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@ -0,0 +1,40 @@
/*
* Copyright (c) 2017, RISE SICS
* 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.
*
* This file is part of the Contiki operating system.
*
*/
#include "contiki.h"
#include "net/ipv6/uip.h"
#include "net/ipv6/uip-ds6.h"
extern uint8_t prefix_set;
void print_local_addresses(void);
void set_prefix_64(uip_ipaddr_t *prefix_64);

6
examples/rpl-border-router/common/httpd-simple.c
View File

@ -42,8 +42,6 @@
#include "contiki-net.h"
//#include "urlconv.h"
#if UIP_CONF_TCP == 0
#error HTTP server needs TCP enabled
#endif
@ -153,7 +151,7 @@ PT_THREAD(handle_output(struct httpd_state *s))
/*---------------------------------------------------------------------------*/
const char http_get[] = "GET ";
const char http_index_html[] = "/index.html";
//const char http_referer[] = "Referer:"
static
PT_THREAD(handle_input(struct httpd_state *s))
{
@ -207,7 +205,6 @@ handle_connection(struct httpd_state *s)
handle_output(s);
}
}
/*---------------------------------------------------------------------------*/
void
httpd_appcall(void *state)
@ -250,7 +247,6 @@ httpd_appcall(void *state)
uip_abort();
}
}
/*---------------------------------------------------------------------------*/
void
httpd_init(void)

2
examples/rpl-border-router/common/httpd-simple.h
View File

@ -51,7 +51,7 @@
#endif /* WEBSERVER_CONF_CFS_CONNS */
struct httpd_state;
typedef char (* httpd_simple_script_t)(struct httpd_state *s);
typedef char (*httpd_simple_script_t)(struct httpd_state *s);
struct httpd_state {
struct timer timer;

335
examples/rpl-border-router/common/webserver.c Normal file
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@ -0,0 +1,335 @@
/*
* Copyright (c) 2017, RISE SICS
* 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.
*
* This file is part of the Contiki operating system.
*
*/
#include "contiki.h"
#include "rpl.h"
#if UIP_CONF_IPV6_RPL_LITE == 0
#include "rpl-private.h"
#endif /* UIP_CONF_IPV6_RPL_LITE == 0 */
#include <stdio.h>
#include <string.h>
/*---------------------------------------------------------------------------*/
static const char *TOP = "<html><head><title>Contiki-NG</title></head><body>\n";
static const char *BOTTOM = "</body></html>\n";
#if BUF_USES_STACK
static char *bufptr, *bufend;
#define ADD(...) do { \
bufptr += snprintf(bufptr, bufend - bufptr, __VA_ARGS__); \
} while(0)
#else
static char buf[256];
static int blen;
#define ADD(...) do { \
blen += snprintf(&buf[blen], sizeof(buf) - blen, __VA_ARGS__); \
} while(0)
#endif
/* Use simple webserver with only one page for minimum footprint.
* Multiple connections can result in interleaved tcp segments since
* a single static buffer is used for all segments.
*/
#include "httpd-simple.h"
/* The internal webserver can provide additional information if
* enough program flash is available.
*/
#define WEBSERVER_CONF_LOADTIME 0
#define WEBSERVER_CONF_FILESTATS 0
#define WEBSERVER_CONF_NEIGHBOR_STATUS 0
/* Adding links requires a larger RAM buffer. To avoid static allocation
* the stack can be used for formatting; however tcp retransmissions
* and multiple connections can result in garbled segments.
* TODO:use PSOCk_GENERATOR_SEND and tcp state storage to fix this.
*/
#define WEBSERVER_CONF_ROUTE_LINKS 0
#if WEBSERVER_CONF_ROUTE_LINKS
#define BUF_USES_STACK 1
#endif
/*---------------------------------------------------------------------------*/
static void
ipaddr_add(const uip_ipaddr_t *addr)
{
uint16_t a;
int i, f;
for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) {
a = (addr->u8[i] << 8) + addr->u8[i + 1];
if(a == 0 && f >= 0) {
if(f++ == 0) {
ADD("::");
}
} else {
if(f > 0) {
f = -1;
} else if(i > 0) {
ADD(":");
}
ADD("%x", a);
}
}
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(generate_routes(struct httpd_state *s))
{
static uip_ds6_route_t *r;
#if RPL_WITH_NON_STORING
static rpl_ns_node_t *link;
#endif /* RPL_WITH_NON_STORING */
static uip_ds6_nbr_t *nbr;
#if BUF_USES_STACK
char buf[256];
#endif
#if WEBSERVER_CONF_LOADTIME
static clock_time_t numticks;
numticks = clock_time();
#endif
PSOCK_BEGIN(&s->sout);
SEND_STRING(&s->sout, TOP);
#if BUF_USES_STACK
bufptr = buf;
bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
ADD("Neighbors<pre>");
for(nbr = nbr_table_head(ds6_neighbors);
nbr != NULL;
nbr = nbr_table_next(ds6_neighbors, nbr)) {
#if WEBSERVER_CONF_NEIGHBOR_STATUS
#if BUF_USES_STACK
{ char *j = bufptr + 25;
ipaddr_add(&nbr->ipaddr);
while(bufptr < j) ADD(" ");
switch(nbr->state) {
case NBR_INCOMPLETE: ADD(" INCOMPLETE");
break;
case NBR_REACHABLE: ADD(" REACHABLE");
break;
case NBR_STALE: ADD(" STALE");
break;
case NBR_DELAY: ADD(" DELAY");
break;
case NBR_PROBE: ADD(" NBR_PROBE");
break;
}
}
#else
{ uint8_t j = blen + 25;
ipaddr_add(&nbr->ipaddr);
while(blen < j) ADD(" ");
switch(nbr->state) {
case NBR_INCOMPLETE: ADD(" INCOMPLETE");
break;
case NBR_REACHABLE: ADD(" REACHABLE");
break;
case NBR_STALE: ADD(" STALE");
break;
case NBR_DELAY: ADD(" DELAY");
break;
case NBR_PROBE: ADD(" NBR_PROBE");
break;
}
}
#endif
#else
ipaddr_add(&nbr->ipaddr);
#endif
ADD("\n");
#if BUF_USES_STACK
if(bufptr > bufend - 45) {
SEND_STRING(&s->sout, buf);
bufptr = buf;
bufend = bufptr + sizeof(buf);
}
#else
if(blen > sizeof(buf) - 45) {
SEND_STRING(&s->sout, buf);
blen = 0;
}
#endif
}
ADD("</pre>Routes<pre>\n");
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf;
bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
for(r = uip_ds6_route_head(); r != NULL; r = uip_ds6_route_next(r)) {
#if BUF_USES_STACK
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&r->ipaddr);
ADD("]/status.shtml>");
ipaddr_add(&r->ipaddr);
ADD("</a>");
#else
ipaddr_add(&r->ipaddr);
#endif
#else
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&r->ipaddr);
ADD("]/status.shtml>");
SEND_STRING(&s->sout, buf);
blen = 0;
ipaddr_add(&r->ipaddr);
ADD("</a>");
#else
ipaddr_add(&r->ipaddr);
#endif
#endif
ADD("/%u (via ", r->length);
ipaddr_add(uip_ds6_route_nexthop(r));
if(1 || (r->state.lifetime < 600)) {
ADD(") %lus\n", (unsigned long)r->state.lifetime);
} else {
ADD(")\n");
}
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf;
bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
}
ADD("</pre>");
#if RPL_WITH_NON_STORING
ADD("Links<pre>\n");
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf;
bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
for(link = rpl_ns_node_head(); link != NULL; link = rpl_ns_node_next(link)) {
if(link->parent != NULL) {
uip_ipaddr_t child_ipaddr;
uip_ipaddr_t parent_ipaddr;
rpl_ns_get_node_global_addr(&child_ipaddr, link);
rpl_ns_get_node_global_addr(&parent_ipaddr, link->parent);
#if BUF_USES_STACK
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&child_ipaddr);
ADD("]/status.shtml>");
ipaddr_add(&child_ipaddr);
ADD("</a>");
#else
ipaddr_add(&child_ipaddr);
#endif
#else
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&child_ipaddr);
ADD("]/status.shtml>");
SEND_STRING(&s->sout, buf);
blen = 0;
ipaddr_add(&child_ipaddr);
ADD("</a>");
#else
ipaddr_add(&child_ipaddr);
#endif
#endif
ADD(" (parent: ");
ipaddr_add(&parent_ipaddr);
if(1 || (link->lifetime < 600)) {
ADD(") %us\n", (unsigned int)link->lifetime);
} else {
ADD(")\n");
}
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf;
bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
}
}
ADD("</pre>");
#endif /* RPL_WITH_NON_STORING */
#if WEBSERVER_CONF_FILESTATS
static uint16_t numtimes;
ADD("<br><i>This page sent %u times</i>", ++numtimes);
#endif
#if WEBSERVER_CONF_LOADTIME
numticks = clock_time() - numticks + 1;
ADD(" <i>(%u.%02u sec)</i>", numticks / CLOCK_SECOND, (100 * (numticks % CLOCK_SECOND)) / CLOCK_SECOND));
#endif
SEND_STRING(&s->sout, buf);
SEND_STRING(&s->sout, BOTTOM);
PSOCK_END(&s->sout);
}
#if BORDER_ROUTER_CONF_WEBSERVER
/*---------------------------------------------------------------------------*/
PROCESS(webserver_nogui_process, "Web server");
PROCESS_THREAD(webserver_nogui_process, ev, data)
{
PROCESS_BEGIN();
httpd_init();
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
httpd_appcall(data);
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
httpd_simple_script_t
httpd_simple_get_script(const char *name)
{
return generate_routes;
}
#endif /* BORDER_ROUTER_CONF_WEBSERVER */

2
examples/rpl-border-router/embedded/Makefile
View File

@ -4,7 +4,7 @@
PROJECTDIRS += $(SOURCES_DIR)/$(TARGET)
PROJECT_SOURCEFILES += slip-bridge.c httpd-simple.c border-router-embedded.c
PROJECT_SOURCEFILES += slip-bridge.c border-router-embedded.c
$(CONTIKI)/tools/tunslip6: $(CONTIKI)/tools/tunslip6.c
(cd $(CONTIKI)/tools && $(MAKE) tunslip6)

345
examples/rpl-border-router/embedded/border-router-embedded.c
View File

@ -36,353 +36,22 @@
*/
#include "contiki.h"
#include "contiki-lib.h"
#include "contiki-net.h"
#include "net/ipv6/uip.h"
#include "net/ipv6/uip-ds6.h"
#include "rpl.h"
#if UIP_CONF_IPV6_RPL_LITE == 0
#include "rpl-private.h"
#endif /* UIP_CONF_IPV6_RPL_LITE == 0 */
#include "rpl-dag-root.h"
#if RPL_WITH_NON_STORING
#include "rpl-ns.h"
#endif /* RPL_WITH_NON_STORING */
#include "net/netstack.h"
#include "dev/button-sensor.h"
#include "dev/slip.h"
#include "net/ipv6/uip-debug.h"
/*---------------------------------------------------------------------------*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "border-router-common.h"
/*---------------------------------------------------------------------------*/
/* Log configuration */
#include "sys/log.h"
#define LOG_MODULE "BR"
#define LOG_LEVEL LOG_LEVEL_INFO
/*---------------------------------------------------------------------------*/
static uip_ipaddr_t prefix;
static uint8_t prefix_set;
void request_prefix(void);
/*---------------------------------------------------------------------------*/
PROCESS(border_router_process, "Border router process");
/*---------------------------------------------------------------------------*/
#if BORDER_ROUTER_CONF_WEBSERVER
/* Use simple webserver with only one page for minimum footprint.
* Multiple connections can result in interleaved tcp segments since
* a single static buffer is used for all segments.
*/
#include "httpd-simple.h"
/* The internal webserver can provide additional information if
* enough program flash is available.
*/
#define WEBSERVER_CONF_LOADTIME 0
#define WEBSERVER_CONF_FILESTATS 0
#define WEBSERVER_CONF_NEIGHBOR_STATUS 0
/* Adding links requires a larger RAM buffer. To avoid static allocation
* the stack can be used for formatting; however tcp retransmissions
* and multiple connections can result in garbled segments.
* TODO:use PSOCk_GENERATOR_SEND and tcp state storage to fix this.
*/
#define WEBSERVER_CONF_ROUTE_LINKS 0
#if WEBSERVER_CONF_ROUTE_LINKS
#define BUF_USES_STACK 1
#endif
PROCESS(webserver_nogui_process, "Web server");
PROCESS_THREAD(webserver_nogui_process, ev, data)
{
PROCESS_BEGIN();
httpd_init();
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
httpd_appcall(data);
}
PROCESS_END();
}
static const char *TOP = "<html><head><title>ContikiRPL</title></head><body>\n";
static const char *BOTTOM = "</body></html>\n";
#if BUF_USES_STACK
static char *bufptr, *bufend;
#define ADD(...) do { \
bufptr += snprintf(bufptr, bufend - bufptr, __VA_ARGS__); \
} while(0)
#else
static char buf[256];
static int blen;
#define ADD(...) do { \
blen += snprintf(&buf[blen], sizeof(buf) - blen, __VA_ARGS__); \
} while(0)
#endif
/*---------------------------------------------------------------------------*/
static void
ipaddr_add(const uip_ipaddr_t *addr)
{
uint16_t a;
int i, f;
for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) {
a = (addr->u8[i] << 8) + addr->u8[i + 1];
if(a == 0 && f >= 0) {
if(f++ == 0) ADD("::");
} else {
if(f > 0) {
f = -1;
} else if(i > 0) {
ADD(":");
}
ADD("%x", a);
}
}
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(generate_routes(struct httpd_state *s))
{
static uip_ds6_route_t *r;
#if RPL_WITH_NON_STORING
static rpl_ns_node_t *link;
#endif /* RPL_WITH_NON_STORING */
static uip_ds6_nbr_t *nbr;
#if BUF_USES_STACK
char buf[256];
#endif
#if WEBSERVER_CONF_LOADTIME
static clock_time_t numticks;
numticks = clock_time();
#endif
PSOCK_BEGIN(&s->sout);
SEND_STRING(&s->sout, TOP);
#if BUF_USES_STACK
bufptr = buf;bufend=bufptr+sizeof(buf);
#else
blen = 0;
#endif
ADD("Neighbors<pre>");
for(nbr = nbr_table_head(ds6_neighbors);
nbr != NULL;
nbr = nbr_table_next(ds6_neighbors, nbr)) {
#if WEBSERVER_CONF_NEIGHBOR_STATUS
#if BUF_USES_STACK
{char* j=bufptr+25;
ipaddr_add(&nbr->ipaddr);
while (bufptr < j) ADD(" ");
switch (nbr->state) {
case NBR_INCOMPLETE: ADD(" INCOMPLETE");break;
case NBR_REACHABLE: ADD(" REACHABLE");break;
case NBR_STALE: ADD(" STALE");break;
case NBR_DELAY: ADD(" DELAY");break;
case NBR_PROBE: ADD(" NBR_PROBE");break;
}
}
#else
{uint8_t j=blen+25;
ipaddr_add(&nbr->ipaddr);
while (blen < j) ADD(" ");
switch (nbr->state) {
case NBR_INCOMPLETE: ADD(" INCOMPLETE");break;
case NBR_REACHABLE: ADD(" REACHABLE");break;
case NBR_STALE: ADD(" STALE");break;
case NBR_DELAY: ADD(" DELAY");break;
case NBR_PROBE: ADD(" NBR_PROBE");break;
}
}
#endif
#else
ipaddr_add(&nbr->ipaddr);
#endif
ADD("\n");
#if BUF_USES_STACK
if(bufptr > bufend - 45) {
SEND_STRING(&s->sout, buf);
bufptr = buf; bufend = bufptr + sizeof(buf);
}
#else
if(blen > sizeof(buf) - 45) {
SEND_STRING(&s->sout, buf);
blen = 0;
}
#endif
}
ADD("</pre>Routes<pre>\n");
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf; bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
for(r = uip_ds6_route_head(); r != NULL; r = uip_ds6_route_next(r)) {
#if BUF_USES_STACK
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&r->ipaddr);
ADD("]/status.shtml>");
ipaddr_add(&r->ipaddr);
ADD("</a>");
#else
ipaddr_add(&r->ipaddr);
#endif
#else
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&r->ipaddr);
ADD("]/status.shtml>");
SEND_STRING(&s->sout, buf); //TODO: why tunslip6 needs an output here, wpcapslip does not
blen = 0;
ipaddr_add(&r->ipaddr);
ADD("</a>");
#else
ipaddr_add(&r->ipaddr);
#endif
#endif
ADD("/%u (via ", r->length);
ipaddr_add(uip_ds6_route_nexthop(r));
if(1 || (r->state.lifetime < 600)) {
ADD(") %lus\n", (unsigned long)r->state.lifetime);
} else {
ADD(")\n");
}
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf; bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
}
ADD("</pre>");
#if RPL_WITH_NON_STORING
ADD("Links<pre>\n");
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf; bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
for(link = rpl_ns_node_head(); link != NULL; link = rpl_ns_node_next(link)) {
if(link->parent != NULL) {
uip_ipaddr_t child_ipaddr;
uip_ipaddr_t parent_ipaddr;
rpl_ns_get_node_global_addr(&child_ipaddr, link);
rpl_ns_get_node_global_addr(&parent_ipaddr, link->parent);
#if BUF_USES_STACK
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&child_ipaddr);
ADD("]/status.shtml>");
ipaddr_add(&child_ipaddr);
ADD("</a>");
#else
ipaddr_add(&child_ipaddr);
#endif
#else
#if WEBSERVER_CONF_ROUTE_LINKS
ADD("<a href=http://[");
ipaddr_add(&child_ipaddr);
ADD("]/status.shtml>");
SEND_STRING(&s->sout, buf); //TODO: why tunslip6 needs an output here, wpcapslip does not
blen = 0;
ipaddr_add(&child_ipaddr);
ADD("</a>");
#else
ipaddr_add(&child_ipaddr);
#endif
#endif
ADD(" (parent: ");
ipaddr_add(&parent_ipaddr);
if(1 || (link->lifetime < 600)) {
ADD(") %us\n", (unsigned int)link->lifetime); // iotlab printf does not have %lu
//ADD(") %lus\n", (unsigned long)r->state.lifetime);
} else {
ADD(")\n");
}
SEND_STRING(&s->sout, buf);
#if BUF_USES_STACK
bufptr = buf; bufend = bufptr + sizeof(buf);
#else
blen = 0;
#endif
}
}
ADD("</pre>");
#endif /* RPL_WITH_NON_STORING */
#if WEBSERVER_CONF_FILESTATS
static uint16_t numtimes;
ADD("<br><i>This page sent %u times</i>",++numtimes);
#endif
#if WEBSERVER_CONF_LOADTIME
numticks = clock_time() - numticks + 1;
ADD(" <i>(%u.%02u sec)</i>",numticks/CLOCK_SECOND,(100*(numticks%CLOCK_SECOND))/CLOCK_SECOND));
#endif
SEND_STRING(&s->sout, buf);
SEND_STRING(&s->sout, BOTTOM);
PSOCK_END(&s->sout);
}
/*---------------------------------------------------------------------------*/
httpd_simple_script_t
httpd_simple_get_script(const char *name)
{
return generate_routes;
}
#endif /* BORDER_ROUTER_CONF_WEBSERVER */
/*---------------------------------------------------------------------------*/
static void
print_local_addresses(void)
{
int i;
uint8_t state;
LOG_INFO("Server IPv6 addresses:\n");
for(i = 0; i < UIP_DS6_ADDR_NB; i++) {
state = uip_ds6_if.addr_list[i].state;
if(uip_ds6_if.addr_list[i].isused &&
(state == ADDR_TENTATIVE || state == ADDR_PREFERRED)) {
LOG_INFO(" ");
LOG_INFO_6ADDR(&uip_ds6_if.addr_list[i].ipaddr);
LOG_INFO_("\n");
}
}
}
/*---------------------------------------------------------------------------*/
void
request_prefix(void)
{
/* mess up uip_buf with a dirty request... */
uip_buf[0] = '?';
uip_buf[1] = 'P';
uip_len = 2;
slip_send();
uip_clear_buf();
}
/*---------------------------------------------------------------------------*/
void
set_prefix_64(uip_ipaddr_t *prefix_64)
{
memcpy(&prefix, prefix_64, 16);
prefix_set = 1;
rpl_dag_root_init(prefix_64, NULL);
rpl_dag_root_init_dag_immediately();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(border_router_process, ev, data)
{
static struct etimer et;
@ -413,13 +82,11 @@ PROCESS_THREAD(border_router_process, ev, data)
NETSTACK_MAC.on();
#if DEBUG || 1
print_local_addresses();
#endif
while(1) {
PROCESS_YIELD();
if (ev == sensors_event && data == &button_sensor) {
if(ev == sensors_event && data == &button_sensor) {
LOG_INFO("Initiating global repair\n");
#if UIP_CONF_IPV6_RPL_LITE
rpl_global_repair();

12
examples/rpl-border-router/embedded/slip-bridge.c
View File

@ -53,6 +53,18 @@
void set_prefix_64(uip_ipaddr_t *);
static uip_ipaddr_t last_sender;
/*---------------------------------------------------------------------------*/
void
request_prefix(void)
{
/* mess up uip_buf with a dirty request... */
uip_buf[0] = '?';
uip_buf[1] = 'P';
uip_len = 2;
slip_send();
uip_clear_buf();
}
/*---------------------------------------------------------------------------*/
static void
slip_input_callback(void)

2
examples/rpl-border-router/native/Makefile
View File

@ -1,7 +1,7 @@
MODULES += os/services/slip-cmd
PROJECT_SOURCEFILES += border-router-native.c
PROJECT_SOURCEFILES += border-router-cmds.c tun-bridge.c httpd-simple.c
PROJECT_SOURCEFILES += border-router-cmds.c tun-bridge.c
PROJECT_SOURCEFILES += slip-config.c slip-dev.c border-router-mac.c
MAKE_MAC = MAKE_MAC_OTHER

3
examples/rpl-border-router/native/border-router-cmds.c
View File

@ -47,7 +47,6 @@
#define DEBUG DEBUG_NONE
#include "net/ipv6/uip-debug.h"
uint8_t command_context;
void packet_sent(uint8_t sessionid, uint8_t status, uint8_t tx);
@ -99,7 +98,7 @@ border_router_cmd_handler(const uint8_t *data, int len)
PRINTF("Got request message of type %c\n", data[1]);
if(data[1] == 'M' && command_context == CMD_CONTEXT_STDIO) {
uint8_t buf[20];
char* hexchar = "0123456789abcdef";
char *hexchar = "0123456789abcdef";
int j;
/* this is just a test so far... just to see if it works */
buf[0] = '!';

4
examples/rpl-border-router/native/border-router-mac.c
View File

@ -66,7 +66,8 @@ struct tx_callback {
static struct tx_callback callbacks[MAX_CALLBACKS];
/*---------------------------------------------------------------------------*/
void packet_sent(uint8_t sessionid, uint8_t status, uint8_t tx)
void
packet_sent(uint8_t sessionid, uint8_t status, uint8_t tx)
{
if(sessionid < MAX_CALLBACKS) {
struct tx_callback *callback;
@ -114,7 +115,6 @@ send_packet(mac_callback_t sent, void *ptr)
/* Failed to allocate space for headers */
PRINTF("br-rdc: send failed, too large header\n");
mac_call_sent_callback(sent, ptr, MAC_TX_ERR_FATAL, 1);
} else {
/* here we send the data over SLIP to the radio-chip */
size = 0;

170
examples/rpl-border-router/native/border-router-native.c
View File

@ -39,34 +39,23 @@
*/
#include "contiki.h"
#include "contiki-lib.h"
#include "contiki-net.h"
#include "net/ipv6/uip.h"
#include "net/ipv6/uip-ds6.h"
#include "rpl.h"
#include "rpl-dag-root.h"
#include "net/netstack.h"
#include "dev/slip.h"
#include "border-router-common.h"
#include "cmd.h"
#include "border-router.h"
#include "border-router-cmds.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#define DEBUG DEBUG_FULL
#include "net/ipv6/uip-debug.h"
#include <stdlib.h>
#define MAX_SENSORS 4
extern long slip_sent;
extern long slip_received;
static uip_ipaddr_t prefix;
static uint8_t prefix_set;
static uint8_t mac_set;
static uint8_t sensor_count = 0;
@ -82,145 +71,6 @@ CMD_HANDLERS(border_router_cmd_handler);
PROCESS(border_router_process, "Border router process");
#if BORDER_ROUTER_CONF_WEBSERVER
/* Use simple webserver with only one page */
#include "httpd-simple.h"
PROCESS(webserver_nogui_process, "Web server");
PROCESS_THREAD(webserver_nogui_process, ev, data)
{
PROCESS_BEGIN();
httpd_init();
while(1) {
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
httpd_appcall(data);
}
PROCESS_END();
}
static const char *TOP = "<html><head><title>ContikiRPL</title></head><body>\n";
static const char *BOTTOM = "</body></html>\n";
static char buf[128];
static int blen;
#define ADD(...) do { \
blen += snprintf(&buf[blen], sizeof(buf) - blen, __VA_ARGS__); \
} while(0)
/*---------------------------------------------------------------------------*/
static void
ipaddr_add(const uip_ipaddr_t *addr)
{
uint16_t a;
int i, f;
for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) {
a = (addr->u8[i] << 8) + addr->u8[i + 1];
if(a == 0 && f >= 0) {
if(f++ == 0 && sizeof(buf) - blen >= 2) {
buf[blen++] = ':';
buf[blen++] = ':';
}
} else {
if(f > 0) {
f = -1;
} else if(i > 0 && blen < sizeof(buf)) {
buf[blen++] = ':';
}
ADD("%x", a);
}
}
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(generate_routes(struct httpd_state *s))
{
static int i;
static uip_ds6_route_t *r;
static uip_ds6_nbr_t *nbr;
PSOCK_BEGIN(&s->sout);
SEND_STRING(&s->sout, TOP);
blen = 0;
ADD("Neighbors<pre>");
for(nbr = nbr_table_head(ds6_neighbors);
nbr != NULL;
nbr = nbr_table_next(ds6_neighbors, nbr)) {
ipaddr_add(&nbr->ipaddr);
ADD("\n");
if(blen > sizeof(buf) - 45) {
SEND_STRING(&s->sout, buf);
blen = 0;
}
}
ADD("</pre>Routes<pre>");
SEND_STRING(&s->sout, buf);
blen = 0;
for(r = uip_ds6_route_head();
r != NULL;
r = uip_ds6_route_next(r)) {
ipaddr_add(&r->ipaddr);
ADD("/%u (via ", r->length);
ipaddr_add(uip_ds6_route_nexthop(r));
if(r->state.lifetime < 600) {
ADD(") %lus\n", (unsigned long)r->state.lifetime);
} else {
ADD(")\n");
}
SEND_STRING(&s->sout, buf);
blen = 0;
}
ADD("</pre>");
//if(blen > 0) {
SEND_STRING(&s->sout, buf);
// blen = 0;
//}
if(sensor_count > 0) {
ADD("</pre>Sensors<pre>");
SEND_STRING(&s->sout, buf);
blen = 0;
for(i = 0; i < sensor_count; i++) {
ADD("%s\n", sensors[i]);
SEND_STRING(&s->sout, buf);
blen = 0;
}
ADD("</pre>");
SEND_STRING(&s->sout, buf);
}
SEND_STRING(&s->sout, BOTTOM);
PSOCK_END(&s->sout);
}
/*---------------------------------------------------------------------------*/
httpd_simple_script_t
httpd_simple_get_script(const char *name)
{
return generate_routes;
}
#endif /* BORDER_ROUTER_CONF_WEBSERVER */
/*---------------------------------------------------------------------------*/
static void
print_local_addresses(void)
{
int i;
uint8_t state;
PRINTA("Server IPv6 addresses:\n");
for(i = 0; i < UIP_DS6_ADDR_NB; i++) {
state = uip_ds6_if.addr_list[i].state;
if(uip_ds6_if.addr_list[i].isused &&
(state == ADDR_TENTATIVE || state == ADDR_PREFERRED)) {
PRINTA(" %p: =>", &uip_ds6_if.addr_list[i]);
uip_debug_ipaddr_print(&(uip_ds6_if.addr_list[i]).ipaddr);
PRINTA("\n");
}
}
}
/*---------------------------------------------------------------------------*/
static void
request_mac(void)
@ -250,7 +100,6 @@ border_router_print_stat()
printf("bytes received over SLIP: %ld\n", slip_received);
printf("bytes sent over SLIP: %ld\n", slip_sent);
}
/*---------------------------------------------------------------------------*/
/* Format: <name=value>;<name=value>;...;<name=value>*/
/* this function just cut at ; and store in the sensor array */
@ -260,7 +109,7 @@ border_router_set_sensors(const char *data, int len)
int i;
int last_pos = 0;
int sc = 0;
for(i = 0;i < len; i++) {
for(i = 0; i < len; i++) {
if(data[i] == ';') {
sensors[sc][i - last_pos] = 0;
memcpy(sensors[sc++], &data[last_pos], i - last_pos);
@ -276,15 +125,6 @@ border_router_set_sensors(const char *data, int len)
sensor_count = sc;
}
/*---------------------------------------------------------------------------*/
static void
set_prefix_64(uip_ipaddr_t *prefix_64)
{
memcpy(&prefix, prefix_64, 16);
prefix_set = 1;
rpl_dag_root_init(prefix_64, NULL);
rpl_dag_root_init_dag_immediately();
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(border_router_process, ev, data)
{
static struct etimer et;
@ -323,9 +163,7 @@ PROCESS_THREAD(border_router_process, ev, data)
}
}
#if DEBUG
print_local_addresses();
#endif
while(1) {
etimer_set(&et, CLOCK_SECOND * 2);

2
examples/rpl-border-router/native/project-conf.h
View File

@ -40,7 +40,6 @@
/* use a non-default MAC driver */
#define NETSTACK_CONF_MAC border_router_mac_driver
#define SLIP_DEV_CONF_SEND_DELAY (CLOCK_SECOND / 32)
#define WEBSERVER_CONF_CFS_CONNS 2
@ -50,7 +49,6 @@
#define CMD_CONF_OUTPUT border_router_cmd_output
/* used by wpcap (see /cpu/native/net/wpcap-drv.c) */
#define SELECT_CALLBACK 1

54
examples/rpl-border-router/native/slip-config.c
View File

@ -113,43 +113,47 @@ slip_config_handle_arguments(int argc, char **argv)
case 'd':
slip_config_basedelay = 10;
if(optarg) slip_config_basedelay = atoi(optarg);
if(optarg) {
slip_config_basedelay = atoi(optarg);
}
break;
case 'v':
slip_config_verbose = 2;
if(optarg) slip_config_verbose = atoi(optarg);
if(optarg) {
slip_config_verbose = atoi(optarg);
}
break;
case '?':
case 'h':
default:
fprintf(stderr,"usage: %s [options] ipaddress\n", prog);
fprintf(stderr,"example: border-router.native -L -v2 -s ttyUSB1 fd00::1/64\n");
fprintf(stderr,"Options are:\n");
fprintf(stderr, "usage: %s [options] ipaddress\n", prog);
fprintf(stderr, "example: border-router.native -L -v2 -s ttyUSB1 fd00::1/64\n");
fprintf(stderr, "Options are:\n");
#ifdef linux
fprintf(stderr," -B baudrate 9600,19200,38400,57600,115200,921600 (default 115200)\n");
fprintf(stderr, " -B baudrate 9600,19200,38400,57600,115200,921600 (default 115200)\n");
#else
fprintf(stderr," -B baudrate 9600,19200,38400,57600,115200 (default 115200)\n");
fprintf(stderr, " -B baudrate 9600,19200,38400,57600,115200 (default 115200)\n");
#endif
fprintf(stderr," -H Hardware CTS/RTS flow control (default disabled)\n");
fprintf(stderr," -L Log output format (adds time stamps)\n");
fprintf(stderr," -s siodev Serial device (default /dev/ttyUSB0)\n");
fprintf(stderr," -a host Connect via TCP to server at <host>\n");
fprintf(stderr," -p port Connect via TCP to server at <host>:<port>\n");
fprintf(stderr," -t tundev Name of interface (default tun0)\n");
fprintf(stderr," -v[level] Verbosity level\n");
fprintf(stderr," -v0 No messages\n");
fprintf(stderr," -v1 Encapsulated SLIP debug messages (default)\n");
fprintf(stderr," -v2 Printable strings after they are received\n");
fprintf(stderr," -v3 Printable strings and SLIP packet notifications\n");
fprintf(stderr," -v4 All printable characters as they are received\n");
fprintf(stderr," -v5 All SLIP packets in hex\n");
fprintf(stderr," -v Equivalent to -v3\n");
fprintf(stderr," -d[basedelay] Minimum delay between outgoing SLIP packets.\n");
fprintf(stderr," Actual delay is basedelay*(#6LowPAN fragments) milliseconds.\n");
fprintf(stderr," -d is equivalent to -d10.\n");
exit(1);
fprintf(stderr, " -H Hardware CTS/RTS flow control (default disabled)\n");
fprintf(stderr, " -L Log output format (adds time stamps)\n");
fprintf(stderr, " -s siodev Serial device (default /dev/ttyUSB0)\n");
fprintf(stderr, " -a host Connect via TCP to server at <host>\n");
fprintf(stderr, " -p port Connect via TCP to server at <host>:<port>\n");
fprintf(stderr, " -t tundev Name of interface (default tun0)\n");
fprintf(stderr, " -v[level] Verbosity level\n");
fprintf(stderr, " -v0 No messages\n");
fprintf(stderr, " -v1 Encapsulated SLIP debug messages (default)\n");
fprintf(stderr, " -v2 Printable strings after they are received\n");
fprintf(stderr, " -v3 Printable strings and SLIP packet notifications\n");
fprintf(stderr, " -v4 All printable characters as they are received\n");
fprintf(stderr, " -v5 All SLIP packets in hex\n");
fprintf(stderr, " -v Equivalent to -v3\n");
fprintf(stderr, " -d[basedelay] Minimum delay between outgoing SLIP packets.\n");
fprintf(stderr, " Actual delay is basedelay*(#6LowPAN fragments) milliseconds.\n");
fprintf(stderr, " -d is equivalent to -d10.\n");
exit(1);
break;
}
}

68
examples/rpl-border-router/native/slip-dev.c
View File

@ -80,7 +80,6 @@ long slip_received = 0;
int slipfd = 0;
//#define PROGRESS(s) fprintf(stderr, s)
#define PROGRESS(s) do { } while(0)
#define SLIP_END 0300
@ -93,9 +92,9 @@ static void *
get_in_addr(struct sockaddr *sa)
{
if(sa->sa_family == AF_INET) {
return &(((struct sockaddr_in*)sa)->sin_addr);
return &(((struct sockaddr_in *)sa)->sin_addr);
}
return &(((struct sockaddr_in6*)sa)->sin6_addr);
return &(((struct sockaddr_in6 *)sa)->sin6_addr);
}
/*---------------------------------------------------------------------------*/
static int
@ -178,23 +177,25 @@ serial_input(FILE *inslip)
{
static unsigned char inbuf[2048];
static int inbufptr = 0;
int ret,i;
int ret, i;
unsigned char c;
#ifdef linux
ret = fread(&c, 1, 1, inslip);
if(ret == -1 || ret == 0) err(1, "serial_input: read");
if(ret == -1 || ret == 0) {
err(1, "serial_input: read");
}
goto after_fread;
#endif
read_more:
read_more:
if(inbufptr >= sizeof(inbuf)) {
fprintf(stderr, "*** dropping large %d byte packet\n", inbufptr);
inbufptr = 0;
}
ret = fread(&c, 1, 1, inslip);
#ifdef linux
after_fread:
after_fread:
#endif
if(ret == -1) {
err(1, "serial_input: read");
@ -224,13 +225,19 @@ serial_input(FILE *inslip)
if(slip_config_verbose > 4) {
#if WIRESHARK_IMPORT_FORMAT
printf("0000");
for(i = 0; i < inbufptr; i++) printf(" %02x", inbuf[i]);
for(i = 0; i < inbufptr; i++) {
printf(" %02x", inbuf[i]);
}
#else
printf(" ");
for(i = 0; i < inbufptr; i++) {
printf("%02x", inbuf[i]);
if((i & 3) == 3) printf(" ");
if((i & 15) == 15) printf("\n ");
if((i & 3) == 3) {
printf(" ");
}
if((i & 15) == 15) {
printf("\n ");
}
}
#endif
printf("\n");
@ -279,7 +286,6 @@ serial_input(FILE *inslip)
goto read_more;
}
unsigned char slip_buf[2048];
int slip_end, slip_begin, slip_packet_end, slip_packet_count;
static struct timer send_delay_timer;
@ -367,13 +373,19 @@ write_to_serial(int outfd, const uint8_t *inbuf, int len)
if(slip_config_verbose > 4) {
#if WIRESHARK_IMPORT_FORMAT
printf("0000");
for(i = 0; i < len; i++) printf(" %02x", p[i]);
for(i = 0; i < len; i++) {
printf(" %02x", p[i]);
}
#else
printf(" ");
for(i = 0; i < len; i++) {
printf("%02x", p[i]);
if((i & 3) == 3) printf(" ");
if((i & 15) == 15) printf("\n ");
if((i & 3) == 3) {
printf(" ");
}
if((i & 15) == 15) {
printf("\n ");
}
}
#endif
printf("\n");
@ -420,9 +432,13 @@ stty_telos(int fd)
speed_t speed = slip_config_b_rate;
int i;
if(tcflush(fd, TCIOFLUSH) == -1) err(1, "tcflush");
if(tcflush(fd, TCIOFLUSH) == -1) {
err(1, "tcflush");
}
if(tcgetattr(fd, &tty) == -1) err(1, "tcgetattr");
if(tcgetattr(fd, &tty) == -1) {
err(1, "tcgetattr");
}
cfmakeraw(&tty);
@ -440,23 +456,31 @@ stty_telos(int fd)
cfsetispeed(&tty, speed);
cfsetospeed(&tty, speed);
if(tcsetattr(fd, TCSAFLUSH, &tty) == -1) err(1, "tcsetattr");
if(tcsetattr(fd, TCSAFLUSH, &tty) == -1) {
err(1, "tcsetattr");
}
#if 1
/* Nonblocking read and write. */
/* if(fcntl(fd, F_SETFL, O_NONBLOCK) == -1) err(1, "fcntl"); */
tty.c_cflag |= CLOCAL;
if(tcsetattr(fd, TCSAFLUSH, &tty) == -1) err(1, "tcsetattr");
if(tcsetattr(fd, TCSAFLUSH, &tty) == -1) {
err(1, "tcsetattr");
}
i = TIOCM_DTR;
if(ioctl(fd, TIOCMBIS, &i) == -1) err(1, "ioctl");
if(ioctl(fd, TIOCMBIS, &i) == -1) {
err(1, "ioctl");
}
#endif
usleep(10*1000); /* Wait for hardware 10ms. */
usleep(10 * 1000); /* Wait for hardware 10ms. */
/* Flush input and output buffers. */
if(tcflush(fd, TCIOFLUSH) == -1) err(1, "tcflush");
if(tcflush(fd, TCIOFLUSH) == -1) {
err(1, "tcflush");
}
}
/*---------------------------------------------------------------------------*/
static int
@ -498,7 +522,6 @@ slip_init(void)
if(slipfd == -1) {
err(1, "can't connect to ``%s:%s''", slip_config_host, slip_config_port);
}
} else if(slip_config_siodev != NULL) {
if(strcmp(slip_config_siodev, "null") == 0) {
/* Disable slip */
@ -508,7 +531,6 @@ slip_init(void)
if(slipfd == -1) {
err(1, "can't open siodev ``/dev/%s''", slip_config_siodev);
}
} else {
static const char *siodevs[] = {
"ttyUSB0", "cuaU0", "ucom0" /* linux, fbsd6, fbsd5 */

47
examples/rpl-border-router/native/tun-bridge.c
View File

@ -96,7 +96,6 @@ ssystem(const char *fmt, ...)
fflush(stdout);
return system(cmd);
}
/*---------------------------------------------------------------------------*/
void
cleanup(void)
@ -110,7 +109,6 @@ cleanup(void)
" | sh",
slip_config_tundev);
}
/*---------------------------------------------------------------------------*/
void
sigcleanup(int signo)
@ -118,7 +116,6 @@ sigcleanup(int signo)
fprintf(stderr, "signal %d\n", signo);
exit(0); /* exit(0) will call cleanup() */
}
/*---------------------------------------------------------------------------*/
void
ifconf(const char *tundev, const char *ipaddr)
@ -154,7 +151,7 @@ tun_alloc(char *dev)
struct ifreq ifr;
int fd, err;
if( (fd = open("/dev/net/tun", O_RDWR)) < 0 ) {
if((fd = open("/dev/net/tun", O_RDWR)) < 0) {
return -1;
}
@ -164,10 +161,11 @@ tun_alloc(char *dev)
* IFF_NO_PI - Do not provide packet information
*/
ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
if(*dev != 0)
if(*dev != 0) {
strncpy(ifr.ifr_name, dev, IFNAMSIZ);
}
if((err = ioctl(fd, TUNSETIFF, (void *) &ifr)) < 0 ) {
if((err = ioctl(fd, TUNSETIFF, (void *)&ifr)) < 0) {
close(fd);
return err;
}
@ -191,11 +189,10 @@ tun_init()
slip_init();
}
#else
static uint16_t delaymsec=0;
static uint32_t delaystartsec,delaystartmsec;
static uint16_t delaymsec = 0;
static uint32_t delaystartsec, delaystartmsec;
/*---------------------------------------------------------------------------*/
void
@ -209,7 +206,9 @@ tun_init()
tunfd = tun_alloc(slip_config_tundev);
if(tunfd == -1) err(1, "main: open");
if(tunfd == -1) {
err(1, "main: open");
}
select_set_callback(tunfd, &tun_select_callback);
@ -222,7 +221,6 @@ tun_init()
signal(SIGINT, sigcleanup);
ifconf(slip_config_tundev, slip_config_ipaddr);
}
/*---------------------------------------------------------------------------*/
static int
tun_output(uint8_t *data, int len)
@ -239,11 +237,11 @@ int
tun_input(unsigned char *data, int maxlen)
{
int size;
if((size = read(tunfd, data, maxlen)) == -1)
if((size = read(tunfd, data, maxlen)) == -1) {
err(1, "tun_input: read");
}
return size;
}
/*---------------------------------------------------------------------------*/
static void
init(void)
@ -259,8 +257,6 @@ output(void)
}
return 0;
}
const struct uip_fallback_interface rpl_interface = {
init, output
};
@ -274,7 +270,6 @@ set_fd(fd_set *rset, fd_set *wset)
FD_SET(tunfd, rset);
return 1;
}
/*---------------------------------------------------------------------------*/
static void
@ -287,12 +282,16 @@ handle_fd(fd_set *rset, fd_set *wset)
struct timeval tv;
int dmsec;
gettimeofday(&tv, NULL);
dmsec=(tv.tv_sec-delaystartsec)*1000+tv.tv_usec/1000-delaystartmsec;
if(dmsec<0) delaymsec=0;
if(dmsec>delaymsec) delaymsec=0;
dmsec = (tv.tv_sec - delaystartsec) * 1000 + tv.tv_usec / 1000 - delaystartmsec;
if(dmsec < 0) {
delaymsec = 0;
}
if(dmsec > delaymsec) {
delaymsec = 0;
}
}
if(delaymsec==0) {
if(delaymsec == 0) {
int size;
if(FD_ISSET(tunfd, rset)) {
@ -303,10 +302,10 @@ handle_fd(fd_set *rset, fd_set *wset)
if(slip_config_basedelay) {
struct timeval tv;
gettimeofday(&tv, NULL) ;
delaymsec=slip_config_basedelay;
delaystartsec =tv.tv_sec;
delaystartmsec=tv.tv_usec/1000;
gettimeofday(&tv, NULL);
delaymsec = slip_config_basedelay;
delaystartsec = tv.tv_sec;
delaystartmsec = tv.tv_usec / 1000;
}
}
}