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.
This commit is contained in:
adamdunkels
parent
0ed1d401d5
commit
c67ce1c1b0
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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-main.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
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* $Id: contiki-main.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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#include "contiki.h"
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@ -147,7 +147,7 @@ idle(void)
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void
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contiki_main(int flag)
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{
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random_init(0);
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random_init(getpid());
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leds_init();
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@ -24,7 +24,7 @@
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* $Id: display.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
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* $Id: display.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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@ -251,8 +251,8 @@ display_tick(void)
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} else {
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e = NULL;
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}
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if(d->size > 40) {
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d->size -= 8;
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if(d->size > 20) {
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d->size /= 2;
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} else {
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d->size -= 4;
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}
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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: ether.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
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* $Id: ether.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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/**
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* \file
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@ -88,6 +88,7 @@ static int s, sc;
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#define PTYPE_SENSOR 3
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#define PTYPE_LEDS 4
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#define PTYPE_TEXT 5
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#define PTYPE_DONE 6
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struct ether_hdr {
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int type;
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@ -106,7 +107,23 @@ static int strength;
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static int collisions = 1;
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static int num_collisions = 0;
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static int num_packets = 0;
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#include <sys/time.h>
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static struct timeval t1;
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/*-----------------------------------------------------------------------------------*/
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void
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ether_print_stats(void)
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{
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unsigned long time;
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struct timeval t2;
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gettimeofday(&t2, NULL);
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time = (t2.tv_sec * 1000 + t2.tv_usec / 1000) -
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(t1.tv_sec * 1000 + t1.tv_usec / 1000);
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printf("%d, %d, %f\n", num_packets, num_collisions, time/1000.0);
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}
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/*-----------------------------------------------------------------------------------*/
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void
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ether_set_collisions(int c)
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@ -130,7 +147,9 @@ void
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ether_server_init(void)
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{
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struct sockaddr_in sa;
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gettimeofday(&t1, NULL);
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memb_init(&packets);
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list_init(active_packets);
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@ -273,6 +292,9 @@ ether_server_poll(void)
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case PTYPE_TEXT:
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nodes_set_text(hdr->srcx, hdr->srcy, hdr->text);
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break;
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case PTYPE_DONE:
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nodes_done(hdr->srcid);
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break;
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}
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}
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/* tv.tv_sec = 0;
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@ -342,7 +364,9 @@ ether_tick(void)
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/* Go through all active packets to see if anyone is sent within
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range of this node. */
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for(p = list_head(active_packets); p != NULL; p = p->next) {
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num_packets++;
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/* Update the node type. */
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hdr = (struct ether_hdr *)p->data;
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/* nodes_node(hdr->srcid)->type = hdr->srcnodetype;*/
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@ -511,3 +535,17 @@ ether_send_sensor_data(struct sensor_data *d, int srcx, int srcy, int strength)
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}
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/*-----------------------------------------------------------------------------------*/
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void
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ether_send_done(void)
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{
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struct ether_hdr hdr;
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hdr.srcx = node.x;
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hdr.srcy = node.y;
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hdr.type = PTYPE_DONE;
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hdr.srcid = node.id;
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node_send_packet((char *)&hdr, sizeof(struct ether_hdr));
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}
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/*-----------------------------------------------------------------------------------*/
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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: ether.h,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
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* $Id: ether.h,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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#ifndef __ETHER_H__
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#define __ETHER_H__
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@ -46,6 +46,8 @@ struct ether_packet {
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};
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void ether_send_done(void);
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u8_t ether_send(char *data, int len);
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void ether_set_leds(int leds);
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void ether_set_text(char *text);
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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: main.c,v 1.3 2006/10/06 08:25:30 adamdunkels Exp $
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* $Id: main.c,v 1.4 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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/**
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@ -123,7 +123,7 @@ start_node(int x, int y, int b)
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usleep(1000 * ((random() & 0x0f) << 6) );
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node_init(port - NODES_PORTBASE + 1, x, y, b);
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node_init(port - NODES_PORTBASE + 2, x, y, b);
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ethernode_init(port);
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@ -134,11 +134,11 @@ start_node(int x, int y, int b)
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}
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/* printf("Adding sensor %d at (%d,%d)\n", pid, x, y);*/
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main_process = 1;
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nodes_add(pid, x, y, port);
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nodes_add(pid, x, y, port, port - NODES_PORTBASE + 2);
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++port;
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return port - NODES_PORTBASE;
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return port - NODES_PORTBASE + 1;
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}
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/*---------------------------------------------------------------------------*/
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int
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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: ethernode.c,v 1.2 2006/10/06 08:25:31 adamdunkels Exp $
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* $Id: ethernode.c,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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/**
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* \file
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@ -181,7 +181,7 @@ ethernode_send(void)
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dest = ID_BROADCAST;
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/* usleep(800 * (random_rand() % 1000));*/
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usleep(100 * (random_rand() % 1000));
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do_send(TYPE_DATA, dest, hdr, len);
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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: node.h,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
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* $Id: node.h,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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#ifndef __NODE_H__
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#define __NODE_H__
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@ -54,4 +54,5 @@ int node_y(void);
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void node_log(const char *fmt, ...);
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#endif /* __NODE_H__ */
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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: nodes.c,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
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* $Id: nodes.c,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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#include <signal.h>
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#include <stdio.h>
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@ -51,13 +51,15 @@ nodes_init(void)
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}
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/*---------------------------------------------------------------------------*/
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void
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nodes_add(int pid, int x, int y, int port)
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nodes_add(int pid, int x, int y, int port, int id)
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{
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nodes[numnodes].pid = pid;
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nodes[numnodes].x = x;
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nodes[numnodes].y = y;
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nodes[numnodes].port = port;
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nodes[numnodes].leds = 0;
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nodes[numnodes].done = 0;
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nodes[numnodes].id = id;
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++numnodes;
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}
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/*---------------------------------------------------------------------------*/
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@ -126,3 +128,24 @@ nodes_find_pid(pid_t pid)
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return NULL;
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}
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/*---------------------------------------------------------------------------*/
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void
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nodes_done(int id)
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{
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int i;
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int num_done = 0;
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for(i = numnodes; i >= 0; --i) {
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if(nodes[i].id == id) {
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nodes[i].done = 1;
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}
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if(nodes[i].done != 0) {
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num_done++;
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}
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}
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if(num_done == numnodes) {
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ether_print_stats();
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exit(0);
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}
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}
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/*---------------------------------------------------------------------------*/
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@ -30,30 +30,34 @@
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: nodes.h,v 1.2 2006/09/26 22:10:12 adamdunkels Exp $
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* $Id: nodes.h,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
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*/
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#ifndef __NODES_H__
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#define __NODES_H__
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#include <sys/types.h>
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#define NODES_TEXTLEN 4
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#define NODES_TEXTLEN 10
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void nodes_init(void);
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void nodes_add(int pid, int x, int y, int port);
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void nodes_add(int pid, int x, int y, int port, int id);
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void nodes_kill(void);
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void nodes_set_leds(int x, int y, int leds);
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void nodes_set_text(int x, int y, char *text);
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void nodes_done(int id);
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int nodes_num(void);
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struct nodes_node *nodes_node(int num);
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struct nodes_node *nodes_find_pid(pid_t pid);
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struct nodes_node {
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int pid;
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int id;
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int x, y;
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int port;
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int leds;
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int done;
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char text[NODES_TEXTLEN];
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};
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