/* 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 "src/surf/surf_routing_private.hpp"
#include "src/surf/surf_routing_floyd.hpp"
#include "src/surf/network_interface.hpp"
namespace surf {
AsFloyd::AsFloyd(const char*name)
- : AsGeneric(name)
+ : AsRoutedGraph(name)
{
predecessorTable_ = NULL;
costTable_ = NULL;
AsFloyd::~AsFloyd(){
int i, j;
- int table_size;
- table_size = (int)xbt_dynar_length(vertices_);
+ int table_size = (int)xbt_dynar_length(vertices_);
if (linkTable_ == NULL) // Dealing with a parse error in the file?
return;
/* Delete link_table */
for (i = 0; i < table_size; i++)
- for (j = 0; j < table_size; j++) {
+ for (j = 0; j < table_size; j++)
routing_route_free(TO_FLOYD_LINK(i, j));
- }
xbt_free(linkTable_);
- /* Delete bypass dict */
- xbt_dict_free(&bypassRoutes_);
- /* Delete predecessor and cost table */
+
xbt_free(predecessorTable_);
xbt_free(costTable_);
}
-/* Business methods */
-xbt_dynar_t AsFloyd::getOneLinkRoutes()
-{
- xbt_dynar_t ret = xbt_dynar_new(sizeof(Onelink*), xbt_free_f);
- sg_platf_route_cbarg_t route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
- route->link_list = xbt_dynar_new(sizeof(Link*), NULL);
-
- int src,dst;
- sg_netcard_t src_elm, dst_elm;
- int table_size = xbt_dynar_length(vertices_);
- for(src=0; src < table_size; src++) {
- for(dst=0; dst< table_size; dst++) {
- xbt_dynar_reset(route->link_list);
- src_elm = xbt_dynar_get_as(vertices_, src, NetCard*);
- dst_elm = xbt_dynar_get_as(vertices_, dst, NetCard*);
- this->getRouteAndLatency(src_elm, dst_elm, route, NULL);
-
- if (xbt_dynar_length(route->link_list) == 1) {
- void *link = *(void **) xbt_dynar_get_ptr(route->link_list, 0);
- Onelink *onelink;
- if (hierarchy_ == SURF_ROUTING_BASE)
- onelink = new Onelink(link, src_elm, dst_elm);
- else if (hierarchy_ == SURF_ROUTING_RECURSIVE)
- onelink = new Onelink(link, route->gw_src, route->gw_dst);
- else
- onelink = new Onelink(link, NULL, NULL);
- xbt_dynar_push(ret, &onelink);
- }
- }
- }
-
- return ret;
-}
-
-void AsFloyd::getRouteAndLatency(NetCard *src, NetCard *dst, sg_platf_route_cbarg_t res, double *lat)
+void AsFloyd::getRouteAndLatency(NetCard *src, NetCard *dst, sg_platf_route_cbarg_t route, double *lat)
{
-
size_t table_size = xbt_dynar_length(vertices_);
getRouteCheckParams(src, dst);
cur = pred;
} while (cur != src->id());
- if (hierarchy_ == SURF_ROUTING_RECURSIVE) {
- res->gw_src = xbt_dynar_getlast_as(route_stack, sg_platf_route_cbarg_t)->gw_src;
- res->gw_dst = xbt_dynar_getfirst_as(route_stack, sg_platf_route_cbarg_t)->gw_dst;
+ if (hierarchy_ == s4u::As::ROUTING_RECURSIVE) {
+ route->gw_src = xbt_dynar_getlast_as(route_stack, sg_platf_route_cbarg_t)->gw_src;
+ route->gw_dst = xbt_dynar_getfirst_as(route_stack, sg_platf_route_cbarg_t)->gw_dst;
}
sg_netcard_t prev_dst_gw = NULL;
while (!xbt_dynar_is_empty(route_stack)) {
sg_platf_route_cbarg_t e_route = xbt_dynar_pop_as(route_stack, sg_platf_route_cbarg_t);
- xbt_dynar_t links;
- void *link;
- unsigned int cpt;
- if (hierarchy_ == SURF_ROUTING_RECURSIVE && prev_dst_gw != NULL && strcmp(prev_dst_gw->name(), e_route->gw_src->name())) {
- routing_platf->getRouteAndLatency(prev_dst_gw, e_route->gw_src, &res->link_list, lat);
+ if (hierarchy_ == s4u::As::ROUTING_RECURSIVE && prev_dst_gw != NULL && strcmp(prev_dst_gw->name(), e_route->gw_src->name())) {
+ routing_platf->getRouteAndLatency(prev_dst_gw, e_route->gw_src, route->link_list, lat);
}
- links = e_route->link_list;
- xbt_dynar_foreach(links, cpt, link) {
- xbt_dynar_push_as(res->link_list, Link*, (Link*)link);
+ for (auto link: *e_route->link_list) {
+ route->link_list->push_back(link);
if (lat)
- *lat += static_cast<Link*>(link)->getLatency();
+ *lat += link->getLatency();
}
prev_dst_gw = e_route->gw_dst;
xbt_dynar_free(&route_stack);
}
-static int floyd_pointer_resource_cmp(const void *a, const void *b) {
- return a != b;
-}
-
-void AsFloyd::parseRoute(sg_platf_route_cbarg_t route)
+void AsFloyd::addRoute(sg_platf_route_cbarg_t route)
{
- const char *src = route->src;
- const char *dst = route->dst;
-
/* set the size of table routing */
int table_size = (int)xbt_dynar_length(vertices_);
- NetCard *src_net_elm = sg_netcard_by_name_or_null(src);
- NetCard *dst_net_elm = sg_netcard_by_name_or_null(dst);
+ NetCard *src = sg_netcard_by_name_or_null(route->src);
+ NetCard *dst = sg_netcard_by_name_or_null(route->dst);
- parseRouteCheckParams(route);
+ addRouteCheckParams(route);
- if(!linkTable_)
- {
- int i,j;
+ if(!linkTable_) {
/* Create Cost, Predecessor and Link tables */
costTable_ = xbt_new0(double, table_size * table_size); /* link cost from host to host */
predecessorTable_ = xbt_new0(int, table_size * table_size); /* predecessor host numbers */
linkTable_ = xbt_new0(sg_platf_route_cbarg_t, table_size * table_size); /* actual link between src and dst */
/* Initialize costs and predecessors */
- for (i = 0; i < table_size; i++)
- for (j = 0; j < table_size; j++) {
+ for (int i = 0; i < table_size; i++)
+ for (int j = 0; j < table_size; j++) {
TO_FLOYD_COST(i, j) = DBL_MAX;
TO_FLOYD_PRED(i, j) = -1;
- TO_FLOYD_LINK(i, j) = NULL; /* fixed, missing in the previous version */
+ TO_FLOYD_LINK(i, j) = NULL;
}
}
- if(TO_FLOYD_LINK(src_net_elm->id(), dst_net_elm->id()))
- {
-
- char * link_name;
- unsigned int cpt;
- xbt_dynar_t link_route_to_test = xbt_dynar_new(sizeof(Link*), NULL);
- xbt_dynar_foreach(route->link_list,cpt,link_name)
- {
- void *link = Link::byName(link_name);
- xbt_assert(link,"Link : '%s' doesn't exists.",link_name);
- xbt_dynar_push(link_route_to_test,&link);
- }
- xbt_assert(!xbt_dynar_compare(
- TO_FLOYD_LINK(src_net_elm->id(), dst_net_elm->id())->link_list,
- link_route_to_test,
- (int_f_cpvoid_cpvoid_t) floyd_pointer_resource_cmp),
- "The route between \"%s\" and \"%s\" already exists", src,dst);
- }
+ /* Check that the route does not already exist */
+ if (route->gw_dst) // AS route (to adapt the error message, if any)
+ xbt_assert(nullptr == TO_FLOYD_LINK(src->id(), dst->id()),
+ "The route between %s@%s and %s@%s already exists (Rq: routes are symmetrical by default).",
+ src->name(),route->gw_src->name(),dst->name(),route->gw_dst->name());
else
- {
- TO_FLOYD_LINK(src_net_elm->id(), dst_net_elm->id()) =
- newExtendedRoute(hierarchy_, route, 1);
- TO_FLOYD_PRED(src_net_elm->id(), dst_net_elm->id()) = src_net_elm->id();
- TO_FLOYD_COST(src_net_elm->id(), dst_net_elm->id()) =
- ((TO_FLOYD_LINK(src_net_elm->id(), dst_net_elm->id()))->link_list)->used; /* count of links, old model assume 1 */
- }
+ xbt_assert(nullptr == TO_FLOYD_LINK(src->id(), dst->id()),
+ "The route between %s and %s already exists (Rq: routes are symmetrical by default).", src->name(),dst->name());
+
+ TO_FLOYD_LINK(src->id(), dst->id()) = newExtendedRoute(hierarchy_, route, 1);
+ TO_FLOYD_PRED(src->id(), dst->id()) = src->id();
+ TO_FLOYD_COST(src->id(), dst->id()) = (TO_FLOYD_LINK(src->id(), dst->id()))->link_list->size();
+
if (route->symmetrical == TRUE) {
- if(TO_FLOYD_LINK(dst_net_elm->id(), src_net_elm->id()))
- {
- if(!route->gw_dst && !route->gw_src)
- XBT_DEBUG("See Route from \"%s\" to \"%s\"", dst, src);
- else
- XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", dst, route->gw_src->name(), src, route->gw_dst->name());
-
- char * link_name;
- xbt_dynar_t link_route_to_test = xbt_dynar_new(sizeof(Link*), NULL);
- for(int i=xbt_dynar_length(route->link_list) ;i>0 ;i--) {
- link_name = xbt_dynar_get_as(route->link_list,i-1,char *);
- void *link = Link::byName(link_name);
- xbt_assert(link,"Link : '%s' doesn't exists.",link_name);
- xbt_dynar_push(link_route_to_test,&link);
- }
- xbt_assert(!xbt_dynar_compare(
- TO_FLOYD_LINK(dst_net_elm->id(), src_net_elm->id())->link_list,
- link_route_to_test,
- (int_f_cpvoid_cpvoid_t) floyd_pointer_resource_cmp),
- "The route between \"%s\" and \"%s\" already exists", src,dst);
+ if (route->gw_dst) // AS route (to adapt the error message, if any)
+ xbt_assert(nullptr == TO_FLOYD_LINK(dst->id(), src->id()),
+ "The route between %s@%s and %s@%s already exists. You should not declare the reverse path as symmetrical.",
+ dst->name(),route->gw_dst->name(),src->name(),route->gw_src->name());
+ else
+ xbt_assert(nullptr == TO_FLOYD_LINK(dst->id(), src->id()),
+ "The route between %s and %s already exists. You should not declare the reverse path as symmetrical.",
+ dst->name(),src->name());
+
+ if(route->gw_dst && route->gw_src) {
+ NetCard* gw_tmp = route->gw_src;
+ route->gw_src = route->gw_dst;
+ route->gw_dst = gw_tmp;
}
- else {
- if(route->gw_dst && route->gw_src) {
- NetCard* gw_tmp = route->gw_src;
- route->gw_src = route->gw_dst;
- route->gw_dst = gw_tmp;
- }
+ if(!route->gw_src && !route->gw_dst)
+ XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst->name(), src->name());
+ else
+ XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst->name(),
+ route->gw_src->name(), src->name(), route->gw_dst->name());
- if(!route->gw_src && !route->gw_dst)
- XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
- else
- XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
- route->gw_src->name(), src, route->gw_dst->name());
-
- TO_FLOYD_LINK(dst_net_elm->id(), src_net_elm->id()) =
- newExtendedRoute(hierarchy_, route, 0);
- TO_FLOYD_PRED(dst_net_elm->id(), src_net_elm->id()) = dst_net_elm->id();
- TO_FLOYD_COST(dst_net_elm->id(), src_net_elm->id()) =
- ((TO_FLOYD_LINK(dst_net_elm->id(), src_net_elm->id()))->link_list)->used; /* count of links, old model assume 1 */
- }
+ TO_FLOYD_LINK(dst->id(), src->id()) = newExtendedRoute(hierarchy_, route, 0);
+ TO_FLOYD_PRED(dst->id(), src->id()) = dst->id();
+ TO_FLOYD_COST(dst->id(), src->id()) = (TO_FLOYD_LINK(dst->id(), src->id()))->link_list->size(); /* count of links, old model assume 1 */
}
- xbt_dynar_free(&route->link_list);
}
void AsFloyd::Seal(){
- unsigned int i, j, a, b, c;
/* set the size of table routing */
size_t table_size = xbt_dynar_length(vertices_);
linkTable_ = xbt_new0(sg_platf_route_cbarg_t, table_size * table_size); /* actual link between src and dst */
/* Initialize costs and predecessors */
- for (i = 0; i < table_size; i++)
- for (j = 0; j < table_size; j++) {
+ for (unsigned int i = 0; i < table_size; i++)
+ for (unsigned int j = 0; j < table_size; j++) {
TO_FLOYD_COST(i, j) = DBL_MAX;
TO_FLOYD_PRED(i, j) = -1;
TO_FLOYD_LINK(i, j) = NULL;
}
/* Add the loopback if needed */
- if (routing_platf->loopback_ && hierarchy_ == SURF_ROUTING_BASE) {
- for (i = 0; i < table_size; i++) {
+ if (routing_platf->loopback_ && hierarchy_ == s4u::As::ROUTING_BASE) {
+ for (unsigned int i = 0; i < table_size; i++) {
sg_platf_route_cbarg_t e_route = TO_FLOYD_LINK(i, i);
if (!e_route) {
e_route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
e_route->gw_src = NULL;
e_route->gw_dst = NULL;
- e_route->link_list = xbt_dynar_new(sizeof(Link*), NULL);
- xbt_dynar_push(e_route->link_list, &routing_platf->loopback_);
+ e_route->link_list = new std::vector<Link*>();
+ e_route->link_list->push_back(routing_platf->loopback_);
TO_FLOYD_LINK(i, i) = e_route;
TO_FLOYD_PRED(i, i) = i;
TO_FLOYD_COST(i, i) = 1;
}
}
/* Calculate path costs */
- for (c = 0; c < table_size; c++) {
- for (a = 0; a < table_size; a++) {
- for (b = 0; b < table_size; b++) {
+ for (unsigned int c = 0; c < table_size; c++) {
+ for (unsigned int a = 0; a < table_size; a++) {
+ for (unsigned int b = 0; b < table_size; b++) {
if (TO_FLOYD_COST(a, c) < DBL_MAX && TO_FLOYD_COST(c, b) < DBL_MAX) {
if (TO_FLOYD_COST(a, b) == DBL_MAX ||
(TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b) <