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Added hack for letting nodes signal that they are 'done'. The simulator exits when all nodes are done. Fixed random initialization so that it is different for all nodes.

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This commit is contained in:
adamdunkels 2006-10-23 09:01:06 +00:00
parent 0ed1d401d5
commit c67ce1c1b0
9 changed files with 89 additions and 21 deletions
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4
platform/netsim/contiki-main.c
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: contiki-main.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
* $Id: contiki-main.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
*/
#include "contiki.h"
@ -147,7 +147,7 @@ idle(void)
void
contiki_main(int flag)
{
random_init(0);
random_init(getpid());
leds_init();

6
platform/netsim/display.c
View File

@ -24,7 +24,7 @@
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* $Id: display.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
* $Id: display.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
*
* Author: Adam Dunkels <adam@sics.se>
*
@ -251,8 +251,8 @@ display_tick(void)
} else {
e = NULL;
}
if(d->size > 40) {
d->size -= 8;
if(d->size > 20) {
d->size /= 2;
} else {
d->size -= 4;
}

44
platform/netsim/ether.c
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: ether.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
* $Id: ether.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
*/
/**
* \file
@ -88,6 +88,7 @@ static int s, sc;
#define PTYPE_SENSOR 3
#define PTYPE_LEDS 4
#define PTYPE_TEXT 5
#define PTYPE_DONE 6
struct ether_hdr {
int type;
@ -106,7 +107,23 @@ static int strength;
static int collisions = 1;
static int num_collisions = 0;
static int num_packets = 0;
#include <sys/time.h>
static struct timeval t1;
/*-----------------------------------------------------------------------------------*/
void
ether_print_stats(void)
{
unsigned long time;
struct timeval t2;
gettimeofday(&t2, NULL);
time = (t2.tv_sec * 1000 + t2.tv_usec / 1000) -
(t1.tv_sec * 1000 + t1.tv_usec / 1000);
printf("%d, %d, %f\n", num_packets, num_collisions, time/1000.0);
}
/*-----------------------------------------------------------------------------------*/
void
ether_set_collisions(int c)
@ -130,7 +147,9 @@ void
ether_server_init(void)
{
struct sockaddr_in sa;
gettimeofday(&t1, NULL);
memb_init(&packets);
list_init(active_packets);
@ -273,6 +292,9 @@ ether_server_poll(void)
case PTYPE_TEXT:
nodes_set_text(hdr->srcx, hdr->srcy, hdr->text);
break;
case PTYPE_DONE:
nodes_done(hdr->srcid);
break;
}
}
/* tv.tv_sec = 0;
@ -342,7 +364,9 @@ ether_tick(void)
/* Go through all active packets to see if anyone is sent within
range of this node. */
for(p = list_head(active_packets); p != NULL; p = p->next) {
num_packets++;
/* Update the node type. */
hdr = (struct ether_hdr *)p->data;
/* nodes_node(hdr->srcid)->type = hdr->srcnodetype;*/
@ -511,3 +535,17 @@ ether_send_sensor_data(struct sensor_data *d, int srcx, int srcy, int strength)
}
/*-----------------------------------------------------------------------------------*/
void
ether_send_done(void)
{
struct ether_hdr hdr;
hdr.srcx = node.x;
hdr.srcy = node.y;
hdr.type = PTYPE_DONE;
hdr.srcid = node.id;
node_send_packet((char *)&hdr, sizeof(struct ether_hdr));
}
/*-----------------------------------------------------------------------------------*/

4
platform/netsim/ether.h
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: ether.h,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
* $Id: ether.h,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
*/
#ifndef __ETHER_H__
#define __ETHER_H__
@ -46,6 +46,8 @@ struct ether_packet {
};
void ether_send_done(void);
u8_t ether_send(char *data, int len);
void ether_set_leds(int leds);
void ether_set_text(char *text);

8
platform/netsim/main.c
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: main.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
* $Id: main.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
*/
/**
@ -123,7 +123,7 @@ start_node(int x, int y, int b)
usleep(1000 * ((random() & 0x0f) << 6) );
node_init(port - NODES_PORTBASE + 1, x, y, b);
node_init(port - NODES_PORTBASE + 2, x, y, b);
ethernode_init(port);
@ -134,11 +134,11 @@ start_node(int x, int y, int b)
}
/* printf("Adding sensor %d at (%d,%d)\n", pid, x, y);*/
main_process = 1;
nodes_add(pid, x, y, port);
nodes_add(pid, x, y, port, port - NODES_PORTBASE + 2);
++port;
return port - NODES_PORTBASE;
return port - NODES_PORTBASE + 1;
}
/*---------------------------------------------------------------------------*/
int

4
platform/netsim/net/ethernode.c
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: ethernode.c,v 1.2 2006/10/06 08:25:31 adamdunkels Exp $
* $Id: ethernode.c,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
*/
/**
* \file
@ -181,7 +181,7 @@ ethernode_send(void)
dest = ID_BROADCAST;
/* usleep(800 * (random_rand() % 1000));*/
usleep(100 * (random_rand() % 1000));
do_send(TYPE_DATA, dest, hdr, len);

3
platform/netsim/node.h
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: node.h,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
* $Id: node.h,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
*/
#ifndef __NODE_H__
#define __NODE_H__
@ -54,4 +54,5 @@ int node_y(void);
void node_log(const char *fmt, ...);
#endif /* __NODE_H__ */

27
platform/netsim/nodes.c
View File

@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: nodes.c,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
* $Id: nodes.c,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
*/
#include <signal.h>
#include <stdio.h>
@ -51,13 +51,15 @@ nodes_init(void)
}
/*---------------------------------------------------------------------------*/
void
nodes_add(int pid, int x, int y, int port)
nodes_add(int pid, int x, int y, int port, int id)
{
nodes[numnodes].pid = pid;
nodes[numnodes].x = x;
nodes[numnodes].y = y;
nodes[numnodes].port = port;
nodes[numnodes].leds = 0;
nodes[numnodes].done = 0;
nodes[numnodes].id = id;
++numnodes;
}
/*---------------------------------------------------------------------------*/
@ -126,3 +128,24 @@ nodes_find_pid(pid_t pid)
return NULL;
}
/*---------------------------------------------------------------------------*/
void
nodes_done(int id)
{
int i;
int num_done = 0;
for(i = numnodes; i >= 0; --i) {
if(nodes[i].id == id) {
nodes[i].done = 1;
}
if(nodes[i].done != 0) {
num_done++;
}
}
if(num_done == numnodes) {
ether_print_stats();
exit(0);
}
}
/*---------------------------------------------------------------------------*/

10
platform/netsim/nodes.h
View File

@ -30,30 +30,34 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: nodes.h,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
* $Id: nodes.h,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
*/
#ifndef __NODES_H__
#define __NODES_H__
#include <sys/types.h>
#define NODES_TEXTLEN 4
#define NODES_TEXTLEN 10
void nodes_init(void);
void nodes_add(int pid, int x, int y, int port);
void nodes_add(int pid, int x, int y, int port, int id);
void nodes_kill(void);
void nodes_set_leds(int x, int y, int leds);
void nodes_set_text(int x, int y, char *text);
void nodes_done(int id);
int nodes_num(void);
struct nodes_node *nodes_node(int num);
struct nodes_node *nodes_find_pid(pid_t pid);
struct nodes_node {
int pid;
int id;
int x, y;
int port;
int leds;
int done;
char text[NODES_TEXTLEN];
};