+++ /dev/null
-/* Broken Peer-To-Peer CAN simulator */
-
-/* Copyright (c) 2006, 2007, 2010. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include <time.h>
-//#include "gras.h"
-#include "types.h" // header containing the typedef struct of a node
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(can, "Messages specific to this example");
-
-// struct of a "nuke" message, when a node send a nuke to (xId;yId).
-GRAS_DEFINE_TYPE(s_nuke, struct s_nuke {
- int xId; int yId; char host[1024]; // original expeditor..
- int port; // ..and his port.
- int version; // fun.
- };);
-
-typedef struct s_nuke nuke_t;
-
-// the function that start the **** War of the Nodes ****
-int start_war(int argc, char **argv);
-int start_war(int argc, char **argv)
-{
- gras_socket_t temp_sock = NULL;
- nuke_t nuke_msg;
- xbt_ex_t e; // the error variable used in TRY.. CATCH tokens.
- //return 0; // in order to inhibit the War of the Nodes
- gras_init(&argc, argv);
- gras_os_sleep((15 - gras_os_getpid()) * 20 + 200); // wait a bit.
-
-
- TRY { // contacting the bad guy that will launch the War.
- temp_sock = gras_socket_client(gras_os_myname(), atoi(argv[1]));
- } CATCH(e) {
- RETHROWF("Unable to connect known host so as to declare WAR!: %s");
- }
-
-
- nuke_msg.xId = -1;
- nuke_msg.yId = -1;
- nuke_msg.version = atoi(argv[2]);
- strcpy(nuke_msg.host, gras_os_myname());
- nuke_msg.port = atoi(argv[1]);
-
- TRY {
- gras_msg_send(temp_sock, "can_nuke", &nuke_msg);
- } CATCH(e) {
- gras_socket_close(temp_sock);
- RETHROWF
- ("Unable to contact known host so as to declare WAR!!!!!!!!!!!!!!!!!!!!!: %s");
- }
- gras_socket_close(temp_sock); // spare.
- gras_exit(); // spare.
- return 0;
-}
-
-// the function thaht send the nuke "msg" on (xId;yId), if it's not on me :p.
-static int send_nuke(nuke_t * msg, int xId, int yId)
-{
- node_data_t *globals = (node_data_t *) gras_userdata_get();
- gras_socket_t temp_sock = NULL;
- xbt_ex_t e; // the error variable used in TRY.. CATCH tokens.
-
- if (xId >= globals->x1 && xId <= globals->x2 && yId >= globals->y1
- && yId <= globals->y2) {
- XBT_INFO("Nuclear launch missed");
- return 0;
- } else {
- char host[1024];
- int port = 0;
-
- if (xId < globals->x1) {
- strcpy(host, globals->west_host);
- port = globals->west_port;
- } else if (xId > globals->x2) {
- strcpy(host, globals->east_host);
- port = globals->east_port;
- } else if (yId < globals->y1) {
- strcpy(host, globals->south_host);
- port = globals->south_port;
- } else if (yId > globals->y2) {
- strcpy(host, globals->north_host);
- port = globals->north_port;
- }
-
- msg->xId = xId;
- msg->yId = yId;
-
-
-
- TRY { // sending the nuke.
- temp_sock = gras_socket_client(host, port);
- }
- CATCH(e) {
- RETHROWF("Unable to connect the nuke!: %s");
- }
- //XBT_INFO("%s ON %s %d %d <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<",globals->host,host,xId,yId);
- TRY {
- gras_msg_send(temp_sock, "can_nuke", msg);
- }
- CATCH(e) {
- RETHROWF("Unable to send the nuke!: %s");
- }
- gras_socket_close(temp_sock);
- XBT_INFO("Nuke launched by %s to %s for (%d;%d)", globals->host, host,
- msg->xId, msg->yId);
- return 1;
- }
-}
-
-
-static int node_nuke_handler(gras_msg_cb_ctx_t ctx, void *payload_data)
-{
- gras_socket_t expeditor = gras_msg_cb_ctx_from(ctx);
- nuke_t *incoming = (nuke_t *) payload_data;
- node_data_t *globals = (node_data_t *) gras_userdata_get();
-
- int x;
- int y;
- nuke_t nuke_msg; // writing my name one the nuke.
- gras_socket_t temp_sock = NULL;
- xbt_ex_t e; // the error variable used in TRY.. CATCH tokens.
-
-
- if (incoming->xId == -1) { // i must start the War
- XBT_INFO("%s:%d declare the WAR!!!!!!!!!!!!!!!!!", globals->host,
- globals->port);
- srand((unsigned int) time((time_t *) NULL));
-
- do {
- x = (int) (1000.0 * rand() / (RAND_MAX + 1.0));
- y = (int) (1000.0 * rand() / (RAND_MAX + 1.0));
- }
- while (send_nuke(incoming, x, y) == 0);
-
- } else if (incoming->xId >= globals->x1 && incoming->xId <= globals->x2 && incoming->yId >= globals->y1 && incoming->yId <= globals->y2) { // the nuke crash on my area..
- if (globals->version == incoming->version) // ..but i'm dead.
- XBT_INFO("I'm already dead :p");
- else if ((incoming->xId - globals->xId) / 60 == 0 && (incoming->yId - globals->yId) / 60 == 0) { // ..and it's on me, so i die :X.
- globals->version = incoming->version;
- XBT_INFO("Euuuaarrrgghhhh... %s killed %s !!!!!!!!!!!!!!!!!",
- incoming->host, globals->host);
- } else { // and it miss me, i angry and i send my own nuke!
- XBT_INFO("%s was missed, and counteract!", globals->host);
- /*int x1=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int y1=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int x2=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int y2=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int x3=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int y3=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int x4=(int)(1000.0*rand()/(RAND_MAX+1.0));
- int y4=(int)(1000.0*rand()/(RAND_MAX+1.0)); */
-
-
- nuke_msg.version = incoming->version;
- strcpy(nuke_msg.host, globals->host);
- nuke_msg.port = globals->port;
-
-
- do {
- x = (int) (1000.0 * rand() / (RAND_MAX + 1.0));
- y = (int) (1000.0 * rand() / (RAND_MAX + 1.0));
- }
- while (send_nuke(&nuke_msg, x, y) == 0); // and sending if it's not on me.
- }
- } else { // the nuke isn't for me, so i forward her.
- char host[1024];
- int port = 0;
-
- if (incoming->xId < globals->x1) {
- strcpy(host, globals->west_host);
- port = globals->west_port;
- } else if (incoming->xId > globals->x2) {
- strcpy(host, globals->east_host);
- port = globals->east_port;
- } else if (incoming->yId < globals->y1) {
- strcpy(host, globals->south_host);
- port = globals->south_port;
- } else if (incoming->yId > globals->y2) {
- strcpy(host, globals->north_host);
- port = globals->north_port;
- }
-
-
-
- TRY {
- temp_sock = gras_socket_client(host, port);
- }
- CATCH(e) {
- RETHROWF("Unable to connect the nuke!: %s");
- }
- TRY {
- gras_msg_send(temp_sock, "can_nuke", incoming);
- }
- CATCH(e) {
- RETHROWF("Unable to send the nuke!: %s");
- }
- XBT_INFO("Nuke re-aimed by %s to %s for (%d;%d)", globals->host, host,
- incoming->xId, incoming->yId);
- gras_socket_close(temp_sock);
- }
- gras_socket_close(expeditor); // spare.
-
- TRY {
- gras_msg_handle(10000.0); // wait a bit, in case of..
- }
- CATCH(e) {
- XBT_INFO("My area is [%d;%d;%d;%d]", globals->x1, globals->x2,
- globals->y1, globals->y2);
- //XBT_INFO("Closing node, all has been done!");
- }
- return 0;
-}
-
-// END
