/* ************************************************** */
int setnode(call_t *c, void *params) {
struct entitydata *entitydata = get_entity_private_data(c);
struct nodedata *nodedata = malloc(sizeof(struct nodedata));
char str[128];
int id, dst, n_hop;
/* extract routing table from file */
nodedata->routes = hadas_create(route_hash, route_equal);
/* extract routing table from file */
fseek(entitydata->file, 0L, SEEK_SET);
while (fgets(str, 128, entitydata->file) != NULL) {
if (sscanf(str, "%d %d %d\n", &id, &dst, &n_hop) != 3) {
fprintf(stderr, "filestatic: unable to read route in setnode()\n");
goto error;
}
if (id == c->node) {
struct route *route = (struct route *) malloc(sizeof(struct route));
route->dst = dst;
route->n_hop = n_hop;
hadas_insert(nodedata->routes, (void *) ((unsigned long) (route->dst)), (void *) route);
}
}
nodedata->overhead = -1;
set_node_private_data(c, nodedata);
return 0;
error:
free(entitydata);
return -1;
}
void *create_rng(int rng_type, unsigned long int seed) {
gsl_rng *r = NULL;
rng_t *rng = malloc(sizeof (rng_t));
switch (rng_type) {
case MT19937:
r = gsl_rng_alloc(gsl_rng_mt19937);
break;
case RANLXS0:
r = gsl_rng_alloc(gsl_rng_ranlxs0);
break;
case RANLXS1:
r = gsl_rng_alloc(gsl_rng_ranlxs1);
break;
case RANLXS2:
r = gsl_rng_alloc(gsl_rng_ranlxs2);
break;
case RANLXD1:
r = gsl_rng_alloc(gsl_rng_ranlxd1);
break;
case RANLXD2:
r = gsl_rng_alloc(gsl_rng_ranlxd2);
break;
case RANLUX:
r = gsl_rng_alloc(gsl_rng_ranlux);
break;
case RANLUX389:
r = gsl_rng_alloc(gsl_rng_ranlux389);
break;
default:
/* should not happen */
break;
}
rng->r = r;
if (seed) {
rng->seed = seed;
gsl_rng_set(r, seed);
} else {
struct timeval tv;
gettimeofday(&tv, NULL);
gsl_rng_set(r, tv.tv_usec + tv.tv_sec);
rng->seed = tv.tv_usec + tv.tv_sec;
}
hadas_insert(rngs, hash_index, (void *) rng);
/* edit by Fabrice Theoleyre <*****@*****.**> */
hash_index = (char*) hash_index + 1;
return ((char*)hash_index - 1);
/* end of edition */
}