116 lines
3.5 KiB
C
116 lines
3.5 KiB
C
/*
|
|
* Copyright (c) 2004, Swedish Institute of Computer Science.
|
|
* 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.
|
|
*
|
|
* Author: Adam Dunkels <adam@sics.se>
|
|
*
|
|
* $Id: nodes.c,v 1.1 2006/06/17 22:41:35 adamdunkels Exp $
|
|
*/
|
|
#include <signal.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "nodes.h"
|
|
|
|
|
|
static int numnodes;
|
|
|
|
static struct nodes_node nodes[2000];
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
nodes_init(void)
|
|
{
|
|
numnodes = 0;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
nodes_add(int pid, int x, int y, int port)
|
|
{
|
|
nodes[numnodes].pid = pid;
|
|
nodes[numnodes].x = x;
|
|
nodes[numnodes].y = y;
|
|
nodes[numnodes].port = port;
|
|
nodes[numnodes].leds = 0;
|
|
++numnodes;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
nodes_kill(void)
|
|
{
|
|
int i;
|
|
for(i = 0; i < numnodes; ++i) {
|
|
kill(nodes[i].pid, SIGTERM);
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
int
|
|
nodes_num(void)
|
|
{
|
|
return numnodes;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
struct nodes_node *
|
|
nodes_node(int num)
|
|
{
|
|
if(num > numnodes) {
|
|
fprintf(stderr, "nodes_node: request for %d > %d\n", num, numnodes);
|
|
abort();
|
|
}
|
|
return &nodes[num];
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
nodes_set_leds(int x, int y, int leds)
|
|
{
|
|
int i;
|
|
|
|
for(i = numnodes; i >= 0; --i) {
|
|
if(nodes[i].x == x && nodes[i].y == y) {
|
|
nodes[i].leds = leds;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
struct nodes_node *
|
|
nodes_find_pid(pid_t pid)
|
|
{
|
|
int i;
|
|
printf("Nofodes %d\n", numnodes);
|
|
for(i = 0; i < numnodes; ++i) {
|
|
printf("%d == %d\n", pid, nodes[i].pid); fflush(NULL);
|
|
if(nodes[i].pid == pid) {
|
|
return &nodes[i];
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|