-/* Copyright (c) 2009-2014. The SimGrid Team.
+/* Copyright (c) 2009-2015. 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 "surf_routing_dijkstra.hpp"
-#include "network_interface.hpp"
-
-/* Global vars */
-extern routing_platf_t routing_platf;
+#include "src/surf/surf_routing_private.hpp"
+#include "src/surf/surf_routing_dijkstra.hpp"
+#include "src/surf/network_interface.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_dijkstra, surf, "Routing part of surf -- dijkstra routing logic");
}
}
-AS_t model_dijkstra_create(void){
- return new AsDijkstra(0);
-}
-
-AS_t model_dijkstracache_create(void){
- return new AsDijkstra(1);
-}
+/* Utility functions */
-void model_dijkstra_both_end(AS_t as)
+namespace simgrid {
+namespace surf {
+void AsDijkstra::Seal()
{
- AsDijkstraPtr THIS_AS = static_cast<AsDijkstraPtr>(as);
- xbt_node_t node = NULL;
- unsigned int cursor2;
- xbt_dynar_t nodes = NULL;
-
/* Create the topology graph */
- if(!THIS_AS->p_routeGraph)
- THIS_AS->p_routeGraph = xbt_graph_new_graph(1, NULL);
- if(!THIS_AS->p_graphNodeMap)
- THIS_AS->p_graphNodeMap = xbt_dict_new_homogeneous(&graph_node_map_elem_free);
-
- if (THIS_AS->m_cached && !THIS_AS->p_routeCache)
- THIS_AS->p_routeCache = xbt_dict_new_homogeneous(&route_cache_elem_free);
+ if(!p_routeGraph)
+ p_routeGraph = xbt_graph_new_graph(1, NULL);
+ if(!p_graphNodeMap)
+ p_graphNodeMap = xbt_dict_new_homogeneous(&graph_node_map_elem_free);
/* Add the loopback if needed */
- if (routing_platf->p_loopback && as->p_hierarchy == SURF_ROUTING_BASE)
- THIS_AS->addLoopback();
+ if (routing_platf->p_loopback && hierarchy_ == SURF_ROUTING_BASE)
+ addLoopback();
/* initialize graph indexes in nodes after graph has been built */
- nodes = xbt_graph_get_nodes(THIS_AS->p_routeGraph);
+ xbt_dynar_t nodes = xbt_graph_get_nodes(p_routeGraph);
+ xbt_node_t node = NULL;
+ unsigned int cursor2;
xbt_dynar_foreach(nodes, cursor2, node) {
graph_node_data_t data = (graph_node_data_t) xbt_graph_node_get_data(node);
data->graph_id = cursor2;
}
}
-/* Utility functions */
-
xbt_node_t AsDijkstra::routeGraphNewNode(int id, int graph_id)
{
xbt_node_t node = NULL;
elm = xbt_new0(struct graph_node_map_element, 1);
elm->node = node;
xbt_dict_set_ext(p_graphNodeMap, (char *) (&id), sizeof(int),
- (xbt_set_elm_t) elm, NULL);
+ (xbt_dictelm_t) elm, NULL);
return node;
}
}
}
-xbt_dynar_t AsDijkstra::getOnelinkRoutes()
+xbt_dynar_t AsDijkstra::getOneLinkRoutes()
{
- xbt_dynar_t ret = xbt_dynar_new(sizeof(OnelinkPtr), xbt_free);
+ 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(sg_routing_link_t),NULL);
int src,dst;
- RoutingEdgePtr src_elm, dst_elm;
- int table_size = (int)xbt_dynar_length(p_indexNetworkElm);
+ NetCard *src_elm, *dst_elm;
+ int table_size = (int)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(p_indexNetworkElm, src, RoutingEdgePtr);
- dst_elm = xbt_dynar_get_as(p_indexNetworkElm, dst, RoutingEdgePtr);
+ 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);
- OnelinkPtr onelink;
- if (p_hierarchy == SURF_ROUTING_BASE)
+ Onelink *onelink;
+ if (hierarchy_ == SURF_ROUTING_BASE)
onelink = new Onelink(link, src_elm, dst_elm);
- else if (p_hierarchy == SURF_ROUTING_RECURSIVE)
+ else if (hierarchy_ == SURF_ROUTING_RECURSIVE)
onelink = new Onelink(link, route->gw_src, route->gw_dst);
else
onelink = new Onelink(link, NULL, NULL);
return ret;
}
-void AsDijkstra::getRouteAndLatency(RoutingEdgePtr src, RoutingEdgePtr dst, sg_platf_route_cbarg_t route, double *lat)
+void AsDijkstra::getRouteAndLatency(NetCard *src, NetCard *dst, sg_platf_route_cbarg_t route, double *lat)
{
/* set utils vars */
srcDstCheck(src, dst);
- int *src_id = src->getIdPtr();
- int *dst_id = dst->getIdPtr();
-
- if (!src_id || !dst_id)
- THROWF(arg_error,0,"No route from '%s' to '%s'",src->getName(),dst->getName());
+ int src_id = src->id();
+ int dst_id = dst->id();
int *pred_arr = NULL;
- int src_node_id = 0;
- int dst_node_id = 0;
- int *nodeid = NULL;
- int v;
sg_platf_route_cbarg_t e_route;
int size = 0;
unsigned int cpt;
void *link;
- xbt_dynar_t links = NULL;
- route_cache_element_t elm = NULL;
xbt_dynar_t nodes = xbt_graph_get_nodes(p_routeGraph);
/* Use the graph_node id mapping set to quickly find the nodes */
- graph_node_map_element_t src_elm = nodeMapSearch(*src_id);
- graph_node_map_element_t dst_elm = nodeMapSearch(*dst_id);
+ graph_node_map_element_t src_elm = nodeMapSearch(src_id);
+ graph_node_map_element_t dst_elm = nodeMapSearch(dst_id);
- src_node_id = ((graph_node_data_t)
- xbt_graph_node_get_data(src_elm->node))->graph_id;
- dst_node_id = ((graph_node_data_t)
- xbt_graph_node_get_data(dst_elm->node))->graph_id;
+ int src_node_id = ((graph_node_data_t) xbt_graph_node_get_data(src_elm->node))->graph_id;
+ int dst_node_id = ((graph_node_data_t) xbt_graph_node_get_data(dst_elm->node))->graph_id;
/* if the src and dst are the same */
if (src_node_id == dst_node_id) {
xbt_edge_t edge = xbt_graph_get_edge(p_routeGraph, node_s_v, node_e_v);
if (edge == NULL)
- THROWF(arg_error, 0, "No route from '%s' to '%s'", src->getName(), dst->getName());
+ THROWF(arg_error, 0, "No route from '%s' to '%s'", src->name(), dst->name());
e_route = (sg_platf_route_cbarg_t) xbt_graph_edge_get_data(edge);
- links = e_route->link_list;
- xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_foreach(e_route->link_list, cpt, link) {
xbt_dynar_unshift(route->link_list, &link);
if (lat)
- *lat += static_cast<NetworkLinkPtr>(link)->getLatency();
+ *lat += static_cast<Link*>(link)->getLatency();
}
}
- if (m_cached) {
- /*check if there is a cached predecessor list avail */
+ route_cache_element_t elm = NULL;
+ if (p_routeCache) { /* cache mode */
elm = (route_cache_element_t)
- xbt_dict_get_or_null_ext(p_routeCache, (char *) (&src_id),
- sizeof(int));
+ xbt_dict_get_or_null_ext(p_routeCache, (char *) (&src_id), sizeof(int));
}
if (elm) { /* cached mode and cache hit */
pred_arr = elm->pred_arr;
- } else { /* not cached mode or cache miss */
- double *cost_arr = NULL;
- xbt_heap_t pqueue = NULL;
- int i = 0;
+ } else { /* not cached mode, or cache miss */
int nr_nodes = xbt_dynar_length(nodes);
- cost_arr = xbt_new0(double, nr_nodes); /* link cost from src to other hosts */
+ double * cost_arr = xbt_new0(double, nr_nodes); /* link cost from src to other hosts */
pred_arr = xbt_new0(int, nr_nodes); /* predecessors in path from src */
- pqueue = xbt_heap_new(nr_nodes, xbt_free);
+ xbt_heap_t pqueue = xbt_heap_new(nr_nodes, xbt_free_f);
/* initialize */
cost_arr[src_node_id] = 0.0;
- for (i = 0; i < nr_nodes; i++) {
+ for (int i = 0; i < nr_nodes; i++) {
if (i != src_node_id) {
cost_arr[i] = DBL_MAX;
}
pred_arr[i] = 0;
/* initialize priority queue */
- nodeid = xbt_new0(int, 1);
+ int *nodeid = xbt_new0(int, 1);
*nodeid = i;
xbt_heap_push(pqueue, nodeid, cost_arr[i]);
while (xbt_heap_size(pqueue) > 0) {
int *v_id = (int *) xbt_heap_pop(pqueue);
xbt_node_t v_node = xbt_dynar_get_as(nodes, *v_id, xbt_node_t);
- xbt_dynar_t out_edges = xbt_graph_node_get_outedges(v_node);
xbt_edge_t edge = NULL;
unsigned int cursor;
- xbt_dynar_foreach(out_edges, cursor, edge) {
+ xbt_dynar_foreach(xbt_graph_node_get_outedges(v_node), cursor, edge) {
xbt_node_t u_node = xbt_graph_edge_get_target(edge);
graph_node_data_t data = (graph_node_data_t) xbt_graph_node_get_data(u_node);
int u_id = data->graph_id;
if (cost_v_u + cost_arr[*v_id] < cost_arr[u_id]) {
pred_arr[u_id] = *v_id;
cost_arr[u_id] = cost_v_u + cost_arr[*v_id];
- nodeid = xbt_new0(int, 1);
+ int *nodeid = xbt_new0(int, 1);
*nodeid = u_id;
xbt_heap_push(pqueue, nodeid, cost_arr[u_id]);
}
}
/* compose route path with links */
- RoutingEdgePtr gw_src = NULL, gw_dst, prev_gw_src, first_gw = NULL;
- RoutingEdgePtr gw_dst_net_elm = NULL, prev_gw_src_net_elm = NULL;
+ NetCard *gw_src = NULL, *gw_dst, *prev_gw_src, *first_gw = NULL;
+ NetCard *gw_dst_net_elm = NULL, *prev_gw_src_net_elm = NULL;
- for (v = dst_node_id; v != src_node_id; v = pred_arr[v]) {
- xbt_node_t node_pred_v =
- xbt_dynar_get_as(nodes, pred_arr[v], xbt_node_t);
+ for (int v = dst_node_id; v != src_node_id; v = pred_arr[v]) {
+ xbt_node_t node_pred_v = xbt_dynar_get_as(nodes, pred_arr[v], xbt_node_t);
xbt_node_t node_v = xbt_dynar_get_as(nodes, v, xbt_node_t);
- xbt_edge_t edge =
- xbt_graph_get_edge(p_routeGraph, node_pred_v, node_v);
+ xbt_edge_t edge = xbt_graph_get_edge(p_routeGraph, node_pred_v, node_v);
if (edge == NULL)
- THROWF(arg_error, 0, "No route from '%s' to '%s'", src->getName(), dst->getName());
+ THROWF(arg_error, 0, "No route from '%s' to '%s'", src->name(), dst->name());
prev_gw_src = gw_src;
if (v == dst_node_id)
first_gw = gw_dst;
- if (p_hierarchy == SURF_ROUTING_RECURSIVE && v != dst_node_id
- && strcmp(gw_dst->getName(), prev_gw_src->getName())) {
+ if (hierarchy_ == SURF_ROUTING_RECURSIVE && v != dst_node_id
+ && strcmp(gw_dst->name(), prev_gw_src->name())) {
xbt_dynar_t e_route_as_to_as=NULL;
routing_platf->getRouteAndLatency(gw_dst_net_elm, prev_gw_src_net_elm, &e_route_as_to_as, NULL);
if (edge == NULL)
- THROWF(arg_error,0,"No route from '%s' to '%s'", src->getName(), dst->getName());
- links = e_route_as_to_as;
+ THROWF(arg_error,0,"No route from '%s' to '%s'", src->name(), dst->name());
int pos = 0;
- xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_foreach(e_route_as_to_as, cpt, link) {
xbt_dynar_insert_at(route->link_list, pos, &link);
if (lat)
- *lat += static_cast<NetworkLinkPtr>(link)->getLatency();
+ *lat += static_cast<Link*>(link)->getLatency();
pos++;
}
}
- links = e_route->link_list;
- xbt_dynar_foreach(links, cpt, link) {
+ xbt_dynar_foreach(e_route->link_list, cpt, link) {
xbt_dynar_unshift(route->link_list, &link);
if (lat)
- *lat += static_cast<NetworkLinkPtr>(link)->getLatency();
+ *lat += static_cast<Link*>(link)->getLatency();
}
size++;
}
- if (p_hierarchy == SURF_ROUTING_RECURSIVE) {
+ if (hierarchy_ == SURF_ROUTING_RECURSIVE) {
route->gw_src = gw_src;
route->gw_dst = first_gw;
}
- if (m_cached && elm == NULL) {
+ if (p_routeCache && elm == NULL) {
/* add to predecessor list of the current src-host to cache */
elm = xbt_new0(struct route_cache_element, 1);
elm->pred_arr = pred_arr;
elm->size = size;
- xbt_dict_set_ext(p_routeCache, (char *) (&src_id), sizeof(int),
- (xbt_set_elm_t) elm, NULL);
+ xbt_dict_set_ext(p_routeCache, (char *) (&src_id), sizeof(int), (xbt_dictelm_t) elm, NULL);
}
- if (!m_cached)
+ if (!p_routeCache)
xbt_free(pred_arr);
}
AsDijkstra::~AsDijkstra()
{
- xbt_graph_free_graph(p_routeGraph, &xbt_free,
- &graph_edge_data_free, &xbt_free);
+ xbt_graph_free_graph(p_routeGraph, &xbt_free_f, &graph_edge_data_free, &xbt_free_f);
xbt_dict_free(&p_graphNodeMap);
- if (m_cached)
- xbt_dict_free(&p_routeCache);
+ xbt_dict_free(&p_routeCache);
}
/* Creation routing model functions */
-AsDijkstra::AsDijkstra() : AsGeneric(), m_cached(0) {
- p_routeGraph = NULL;
- p_graphNodeMap = NULL;
- p_routeCache = NULL;
-}
-
-AsDijkstra::AsDijkstra(int cached) : AsGeneric(), m_cached(cached)
+AsDijkstra::AsDijkstra(const char*name, bool cached)
+ : AsGeneric(name)
{
- p_routeGraph = NULL;
- p_graphNodeMap = NULL;
- p_routeCache = NULL;
- /*new_component->generic_routing.parse_route = model_dijkstra_both_parse_route;
- new_component->generic_routing.parse_ASroute = model_dijkstra_both_parse_route;
- new_component->generic_routing.get_route_and_latency = dijkstra_get_route_and_latency;
- new_component->generic_routing.get_onelink_routes =
- dijkstra_get_onelink_routes;
- new_component->generic_routing.get_graph = generic_get_graph;
- new_component->generic_routing.finalize = dijkstra_finalize;
- new_component->cached = cached;*/
-}
-
-void AsDijkstra::end()
-{
- xbt_node_t node = NULL;
- unsigned int cursor2;
- xbt_dynar_t nodes = NULL;
-
- /* Create the topology graph */
- if(!p_routeGraph)
- p_routeGraph = xbt_graph_new_graph(1, NULL);
- if(!p_graphNodeMap)
- p_graphNodeMap = xbt_dict_new_homogeneous(&graph_node_map_elem_free);
-
- if (m_cached && !p_routeCache)
+ if (cached)
p_routeCache = xbt_dict_new_homogeneous(&route_cache_elem_free);
-
- /* Add the loopback if needed */
- if (routing_platf->p_loopback && p_hierarchy == SURF_ROUTING_BASE)
- addLoopback();
-
- /* initialize graph indexes in nodes after graph has been built */
- nodes = xbt_graph_get_nodes(p_routeGraph);
-
- xbt_dynar_foreach(nodes, cursor2, node) {
- graph_node_data_t data = (graph_node_data_t) xbt_graph_node_get_data(node);
- data->graph_id = cursor2;
- }
-
-}
-
-void AsDijkstra::parseASroute(sg_platf_route_cbarg_t route)
-{
- parseRoute(route);
}
void AsDijkstra::parseRoute(sg_platf_route_cbarg_t route)
{
- char *src = (char*)(route->src);
- char *dst = (char*)(route->dst);
+ const char *src = route->src;
+ const char *dst = route->dst;
- int as_route = 0;
if(!route->gw_dst && !route->gw_src)
XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
else{
XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
- route->gw_src->getName(), dst, route->gw_dst->getName());
- as_route = 1;
+ route->gw_src->name(), dst, route->gw_dst->name());
if(route->gw_dst->getRcType() == SURF_NETWORK_ELEMENT_NULL)
- surf_parse_error("The gw_dst '%s' does not exist!",route->gw_dst->getName());
+ surf_parse_error("The gw_dst '%s' does not exist!",route->gw_dst->name());
if(route->gw_src->getRcType() == SURF_NETWORK_ELEMENT_NULL)
- surf_parse_error("The gw_src '%s' does not exist!",route->gw_src->getName());
+ surf_parse_error("The gw_src '%s' does not exist!",route->gw_src->name());
}
- RoutingEdgePtr src_net_elm, dst_net_elm;
-
- src_net_elm = sg_routing_edge_by_name_or_null(src);
- dst_net_elm = sg_routing_edge_by_name_or_null(dst);
+ NetCard *src_net_elm = sg_netcard_by_name_or_null(src);
+ NetCard *dst_net_elm = sg_netcard_by_name_or_null(dst);
xbt_assert(src_net_elm, "Network elements %s not found", src);
xbt_assert(dst_net_elm, "Network elements %s not found", dst);
if(!p_graphNodeMap)
p_graphNodeMap = xbt_dict_new_homogeneous(&graph_node_map_elem_free);
- if (m_cached && !p_routeCache)
- p_routeCache = xbt_dict_new_homogeneous(&route_cache_elem_free);
-
- sg_platf_route_cbarg_t e_route = newExtendedRoute(p_hierarchy, route, 1);
- newRoute(src_net_elm->getId(), dst_net_elm->getId(), e_route);
+ sg_platf_route_cbarg_t e_route = newExtendedRoute(hierarchy_, route, 1);
+ newRoute(src_net_elm->id(), dst_net_elm->id(), e_route);
// Symmetrical YES
- if ( (route->symmetrical == TRUE && as_route == 0)
- || (route->symmetrical == TRUE && as_route == 1)
- )
- {
+ if (route->symmetrical == TRUE) {
if(!route->gw_dst && !route->gw_src)
XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
else
XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
- route->gw_dst->getName(), src, route->gw_src->getName());
+ route->gw_dst->name(), src, route->gw_src->name());
xbt_dynar_t nodes = xbt_graph_get_nodes(p_routeGraph);
- xbt_node_t node_s_v = xbt_dynar_get_as(nodes, src_net_elm->getId(), xbt_node_t);
- xbt_node_t node_e_v = xbt_dynar_get_as(nodes, dst_net_elm->getId(), xbt_node_t);
- xbt_edge_t edge =
- xbt_graph_get_edge(p_routeGraph, node_e_v, node_s_v);
+ xbt_node_t node_s_v = xbt_dynar_get_as(nodes, src_net_elm->id(), xbt_node_t);
+ xbt_node_t node_e_v = xbt_dynar_get_as(nodes, dst_net_elm->id(), xbt_node_t);
+ xbt_edge_t edge = xbt_graph_get_edge(p_routeGraph, node_e_v, node_s_v);
if (edge)
- THROWF(arg_error,0,"(AS)Route from '%s' to '%s' already exists",src,dst);
+ THROWF(arg_error,0, "Route from '%s' to '%s' already exists",src,dst);
if (route->gw_dst && route->gw_src) {
- RoutingEdgePtr gw_tmp;
- gw_tmp = route->gw_src;
+ NetCard *gw_tmp = route->gw_src;
route->gw_src = route->gw_dst;
route->gw_dst = gw_tmp;
}
- sg_platf_route_cbarg_t link_route_back = newExtendedRoute(p_hierarchy, route, 0);
- newRoute(dst_net_elm->getId(), src_net_elm->getId(), link_route_back);
+ sg_platf_route_cbarg_t link_route_back = newExtendedRoute(hierarchy_, route, 0);
+ newRoute(dst_net_elm->id(), src_net_elm->id(), link_route_back);
}
xbt_dynar_free(&route->link_list);
}
+
+}
+}