-/* Copyright (c) 2009, 2010, 2011. 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 "simgrid/platf_interface.h" // platform creation API internal interface
-
-#include "surf_routing_private.h"
-#include "surf/surf_routing.h"
-#include "surf/surfxml_parse_values.h"
-
-/**
- * @ingroup SURF_build_api
- * @brief A library containing all known workstations
- */
-xbt_lib_t host_lib;
-
-int ROUTING_HOST_LEVEL; //Routing level
-int SURF_CPU_LEVEL; //Surf cpu level
-int SURF_WKS_LEVEL; //Surf workstation level
-int SIMIX_HOST_LEVEL; //Simix level
-int MSG_HOST_LEVEL; //Msg level
-int SD_HOST_LEVEL; //Simdag level
-int COORD_HOST_LEVEL=0; //Coordinates level
-int NS3_HOST_LEVEL; //host node for ns3
-
-xbt_dict_t watched_hosts_lib;
-
-/**
- * @ingroup SURF_build_api
- * @brief A library containing all known links
- */
-xbt_lib_t link_lib;
-int SD_LINK_LEVEL; //Simdag level
-int SURF_LINK_LEVEL; //Surf level
-int NS3_LINK_LEVEL; //link for ns3
-
-xbt_lib_t as_router_lib;
-int ROUTING_ASR_LEVEL; //Routing level
-int COORD_ASR_LEVEL; //Coordinates level
-int NS3_ASR_LEVEL; //host node for ns3
-int ROUTING_PROP_ASR_LEVEL; //Where the properties are stored
-
-static xbt_dict_t random_value = NULL;
-
-/** @brief Retrieve a routing edge from its name
- *
- * Routing edges are either CPU/workstation and routers, whatever
- */
-sg_routing_edge_t sg_routing_edge_by_name_or_null(const char *name) {
- sg_routing_edge_t net_elm = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
- if(!net_elm) net_elm = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
- return net_elm;
-}
-
-/* Global vars */
-routing_platf_t routing_platf = NULL;
-AS_t current_routing = NULL;
-
-/* global parse functions */
-extern xbt_dynar_t mount_list;
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
-
-static void routing_parse_peer(sg_platf_peer_cbarg_t peer); /* peer bypass */
-static void routing_parse_Srandom(void); /* random bypass */
-
-static void routing_parse_postparse(void);
-
-/* this lines are only for replace use like index in the model table */
-typedef enum {
- SURF_MODEL_FULL = 0,
- SURF_MODEL_FLOYD,
- SURF_MODEL_DIJKSTRA,
- SURF_MODEL_DIJKSTRACACHE,
- SURF_MODEL_NONE,
- SURF_MODEL_VIVALDI,
- SURF_MODEL_CLUSTER
-} e_routing_types;
-
-struct s_model_type routing_models[] = {
- {"Full",
- "Full routing data (fast, large memory requirements, fully expressive)",
- model_full_create, model_full_end},
- {"Floyd",
- "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
- model_floyd_create, model_floyd_end},
- {"Dijkstra",
- "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
- model_dijkstra_create, model_dijkstra_both_end},
- {"DijkstraCache",
- "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
- model_dijkstracache_create, model_dijkstra_both_end},
- {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
- model_none_create, NULL},
- {"Vivaldi", "Vivaldi routing",
- model_vivaldi_create, NULL},
- {"Cluster", "Cluster routing",
- model_cluster_create, NULL},
- {NULL, NULL, NULL, NULL}
-};
-
-/**
- * \brief Add a "host_link" to the network element list
- */
-static void parse_S_host_link(sg_platf_host_link_cbarg_t host)
-{
- sg_routing_edge_t info = NULL;
- info = xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL);
- xbt_assert(info, "Host '%s' not found!",host->id);
- xbt_assert(current_routing->model_desc == &routing_models[SURF_MODEL_CLUSTER] ||
- current_routing->model_desc == &routing_models[SURF_MODEL_VIVALDI],
- "You have to be in model Cluster to use tag host_link!");
-
- s_surf_parsing_link_up_down_t link_up_down;
- link_up_down.link_up = xbt_lib_get_or_null(link_lib, host->link_up, SURF_LINK_LEVEL);
- link_up_down.link_down = xbt_lib_get_or_null(link_lib, host->link_down, SURF_LINK_LEVEL);
- link_up_down.limiter_link = NULL;
- link_up_down.loopback_link = NULL;
-
- xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up);
- xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down);
-
- if(!current_routing->link_up_down_list)
- current_routing->link_up_down_list = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
-
- // If dynar is is greater than edge id and if the host_link is already defined
- if(xbt_dynar_length(current_routing->link_up_down_list) > info->id &&
- xbt_dynar_get_as(current_routing->link_up_down_list,info->id,void*))
- xbt_die("Host_link for '%s' is already defined!",host->id);
-
- XBT_DEBUG("Push Host_link for host '%s' to position %d",info->name,info->id);
- xbt_dynar_set_as(current_routing->link_up_down_list,info->id,s_surf_parsing_link_up_down_t,link_up_down);
-}
-
-/**
- * \brief Add a "host" to the network element list
- */
-static void parse_S_host(sg_platf_host_cbarg_t host)
-{
- sg_routing_edge_t info = NULL;
- if (current_routing->hierarchy == SURF_ROUTING_NULL)
- current_routing->hierarchy = SURF_ROUTING_BASE;
- xbt_assert(!xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL),
- "Reading a host, processing unit \"%s\" already exists", host->id);
-
- info = xbt_new0(s_routing_edge_t, 1);
- info->rc_component = current_routing;
- info->rc_type = SURF_NETWORK_ELEMENT_HOST;
- info->name = xbt_strdup(host->id);
- info->id = current_routing->parse_PU(current_routing, (void *) info);
- xbt_lib_set(host_lib, host->id, ROUTING_HOST_LEVEL, (void *) info);
- XBT_DEBUG("Having set name '%s' id '%d'",host->id,info->id);
-
- if(mount_list){
- xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
- mount_list = NULL;
- }
-
- if (host->coord && strcmp(host->coord, "")) {
- unsigned int cursor;
- char*str;
-
- if (!COORD_HOST_LEVEL)
- xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
- /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
- xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
- xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
- xbt_dynar_foreach(ctn_str,cursor, str) {
- double val = atof(str);
- xbt_dynar_push(ctn,&val);
- }
- xbt_dynar_shrink(ctn, 0);
- xbt_dynar_free(&ctn_str);
- xbt_lib_set(host_lib, host->id, COORD_HOST_LEVEL, (void *) ctn);
- XBT_DEBUG("Having set host coordinates for '%s'",host->id);
- }
-}
-
-/**
- * \brief Add a "router" to the network element list
- */
-static void parse_S_router(sg_platf_router_cbarg_t router)
-{
- sg_routing_edge_t info = NULL;
- if (current_routing->hierarchy == SURF_ROUTING_NULL)
- current_routing->hierarchy = SURF_ROUTING_BASE;
- xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
- "Reading a router, processing unit \"%s\" already exists",
- router->id);
-
- info = xbt_new0(s_routing_edge_t, 1);
- info->rc_component = current_routing;
- info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
- info->name = xbt_strdup(router->id);
- info->id = current_routing->parse_PU(current_routing, (void *) info);
- xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
- XBT_DEBUG("Having set name '%s' id '%d'",router->id,info->id);
-
- if (router->coord && strcmp(router->coord, "")) {
- unsigned int cursor;
- char*str;
-
- if (!COORD_ASR_LEVEL)
- xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
- /* Pre-parse the host coordinates */
- xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
- xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
- xbt_dynar_foreach(ctn_str,cursor, str) {
- double val = atof(str);
- xbt_dynar_push(ctn,&val);
- }
- xbt_dynar_shrink(ctn, 0);
- xbt_dynar_free(&ctn_str);
- xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
- XBT_DEBUG("Having set router coordinates for '%s'",router->id);
- }
-}
-
-/**
- * \brief Store the route by calling the set_route function of the current routing component
- */
-static void parse_E_route(sg_platf_route_cbarg_t route)
-{
- xbt_assert(current_routing->parse_route,
- "no defined method \"set_route\" in \"%s\"",
- current_routing->name);
-
- current_routing->parse_route(current_routing, route);
-}
-
-/**
- * \brief Store the ASroute by calling the set_ASroute function of the current routing component
- */
-static void parse_E_ASroute(sg_platf_route_cbarg_t ASroute)
-{
- xbt_assert(current_routing->parse_ASroute,
- "no defined method \"set_ASroute\" in \"%s\"",
- current_routing->name);
- current_routing->parse_ASroute(current_routing, ASroute);
-}
-
-/**
- * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
- */
-static void parse_E_bypassRoute(sg_platf_route_cbarg_t route)
-{
- xbt_assert(current_routing->parse_bypassroute,
- "Bypassing mechanism not implemented by routing '%s'",
- current_routing->name);
-
- current_routing->parse_bypassroute(current_routing, route);
-}
-
-/**
- * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
- */
-static void parse_E_bypassASroute(sg_platf_route_cbarg_t ASroute)
-{
- xbt_assert(current_routing->parse_bypassroute,
- "Bypassing mechanism not implemented by routing '%s'",
- current_routing->name);
- current_routing->parse_bypassroute(current_routing, ASroute);
-}
-
-static void routing_parse_trace(sg_platf_trace_cbarg_t trace)
-{
- tmgr_trace_t tmgr_trace;
- if (!trace->file || strcmp(trace->file, "") != 0) {
- tmgr_trace = tmgr_trace_new_from_file(trace->file);
- } else if (strcmp(trace->pc_data, "") == 0) {
- tmgr_trace = NULL;
- } else {
- tmgr_trace =
- tmgr_trace_new_from_string(trace->id, trace->pc_data,
- trace->periodicity);
- }
- xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL);
-}
-
-static void routing_parse_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
-{
- xbt_assert(xbt_dict_get_or_null
- (traces_set_list, trace_connect->trace),
- "Cannot connect trace %s to %s: trace unknown",
- trace_connect->trace,
- trace_connect->element);
-
- switch (trace_connect->kind) {
- case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
- xbt_dict_set(trace_connect_list_host_avail,
- trace_connect->trace,
- xbt_strdup(trace_connect->element), NULL);
- break;
- case SURF_TRACE_CONNECT_KIND_POWER:
- xbt_dict_set(trace_connect_list_power, trace_connect->trace,
- xbt_strdup(trace_connect->element), NULL);
- break;
- case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
- xbt_dict_set(trace_connect_list_link_avail,
- trace_connect->trace,
- xbt_strdup(trace_connect->element), NULL);
- break;
- case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
- xbt_dict_set(trace_connect_list_bandwidth,
- trace_connect->trace,
- xbt_strdup(trace_connect->element), NULL);
- break;
- case SURF_TRACE_CONNECT_KIND_LATENCY:
- xbt_dict_set(trace_connect_list_latency, trace_connect->trace,
- xbt_strdup(trace_connect->element), NULL);
- break;
- default:
- xbt_die("Cannot connect trace %s to %s: kind of trace unknown",
- trace_connect->trace, trace_connect->element);
- break;
- }
-}
-
-extern int _sg_init_status; /* yay, this is an horrible hack */
-
-/**
- * \brief Make a new routing component to the platform
- *
- * Add a new autonomous system to the platform. Any elements (such as host,
- * router or sub-AS) added after this call and before the corresponding call
- * to sg_platf_new_AS_close() will be added to this AS.
- *
- * Once this function was called, the configuration concerning the used
- * models cannot be changed anymore.
- *
- * @param AS_id name of this autonomous system. Must be unique in the platform
- * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
- */
-void routing_AS_begin(sg_platf_AS_cbarg_t AS)
-{
- XBT_DEBUG("routing_AS_begin");
- AS_t new_as;
- routing_model_description_t model = NULL;
-
- xbt_assert(!xbt_lib_get_or_null
- (as_router_lib, AS->id, ROUTING_ASR_LEVEL),
- "The AS \"%s\" already exists", AS->id);
-
- _sg_init_status = 2; /* horrible hack: direct access to the global controlling the level of configuration to prevent any further config */
-
- /* search the routing model */
- switch(AS->routing){
- case A_surfxml_AS_routing_Cluster: model = &routing_models[SURF_MODEL_CLUSTER];break;
- case A_surfxml_AS_routing_Dijkstra: model = &routing_models[SURF_MODEL_DIJKSTRA];break;
- case A_surfxml_AS_routing_DijkstraCache: model = &routing_models[SURF_MODEL_DIJKSTRACACHE];break;
- case A_surfxml_AS_routing_Floyd: model = &routing_models[SURF_MODEL_FLOYD];break;
- case A_surfxml_AS_routing_Full: model = &routing_models[SURF_MODEL_FULL];break;
- case A_surfxml_AS_routing_None: model = &routing_models[SURF_MODEL_NONE];break;
- case A_surfxml_AS_routing_Vivaldi: model = &routing_models[SURF_MODEL_VIVALDI];break;
- default: xbt_die("Not a valid model!!!");
- break;
- }
-
- /* make a new routing component */
- new_as = (AS_t) model->create();
- new_as->model_desc = model;
- new_as->hierarchy = SURF_ROUTING_NULL;
- new_as->name = xbt_strdup(AS->id);
-
- sg_routing_edge_t info = NULL;
- info = xbt_new0(s_routing_edge_t, 1);
-
- if (current_routing == NULL && routing_platf->root == NULL) {
-
- /* it is the first one */
- new_as->routing_father = NULL;
- routing_platf->root = new_as;
- info->id = -1;
- } else if (current_routing != NULL && routing_platf->root != NULL) {
-
- xbt_assert(!xbt_dict_get_or_null
- (current_routing->routing_sons, AS->id),
- "The AS \"%s\" already exists", AS->id);
- /* it is a part of the tree */
- new_as->routing_father = current_routing;
- /* set the father behavior */
- if (current_routing->hierarchy == SURF_ROUTING_NULL)
- current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
- /* add to the sons dictionary */
- xbt_dict_set(current_routing->routing_sons, AS->id,
- (void *) new_as, NULL);
- /* add to the father element list */
- info->id = current_routing->parse_AS(current_routing, (void *) info);
- } else {
- THROWF(arg_error, 0, "All defined components must be belong to a AS");
- }
-
- info->rc_component = new_as->routing_father;
- info->rc_type = SURF_NETWORK_ELEMENT_AS;
- info->name = new_as->name;
-
- xbt_lib_set(as_router_lib, info->name, ROUTING_ASR_LEVEL,
- (void *) info);
- XBT_DEBUG("Having set name '%s' id '%d'",new_as->name,info->id);
-
- /* set the new current component of the tree */
- current_routing = new_as;
- current_routing->net_elem = info;
-
-}
-
-/**
- * \brief Specify that the current description of AS is finished
- *
- * Once you've declared all the content of your AS, you have to close
- * it with this call. Your AS is not usable until you call this function.
- *
- * @fixme: this call is not as robust as wanted: bad things WILL happen
- * if you call it twice for the same AS, or if you forget calling it, or
- * even if you add stuff to a closed AS
- *
- */
-void routing_AS_end(sg_platf_AS_cbarg_t AS)
-{
-
- if (current_routing == NULL) {
- THROWF(arg_error, 0, "Close an AS, but none was under construction");
- } else {
- if (current_routing->model_desc->end)
- current_routing->model_desc->end(current_routing);
- current_routing = current_routing->routing_father;
- }
-}
-
-/* Aux Business methods */
-
-/**
- * \brief Get the AS father and the first elements of the chain
- *
- * \param src the source host name
- * \param dst the destination host name
- *
- * Get the common father of the to processing units, and the first different
- * father in the chain
- */
-static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst,
- AS_t * res_father,
- AS_t * res_src,
- AS_t * res_dst)
-{
- xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
-#define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
- AS_t src_as, dst_as;
- AS_t path_src[ELEMENTS_FATHER_MAXDEPTH];
- AS_t path_dst[ELEMENTS_FATHER_MAXDEPTH];
- int index_src = 0;
- int index_dst = 0;
- AS_t current;
- AS_t current_src;
- AS_t current_dst;
- AS_t father;
-
- /* (1) find the as where the src and dst are located */
- sg_routing_edge_t src_data = src;
- sg_routing_edge_t dst_data = dst;
- src_as = src_data->rc_component;
- dst_as = dst_data->rc_component;
-#ifndef NDEBUG
- char* src_name = src_data->name;
- char* dst_name = dst_data->name;
-#endif
-
- xbt_assert(src_as && dst_as,
- "Ask for route \"from\"(%s) or \"to\"(%s) no found", src_name, dst_name);
-
- /* (2) find the path to the root routing component */
- for (current = src_as; current != NULL; current = current->routing_father) {
- if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
- xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
- path_src[index_src++] = current;
- }
- for (current = dst_as; current != NULL; current = current->routing_father) {
- if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
- xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
- path_dst[index_dst++] = current;
- }
-
- /* (3) find the common father */
- do {
- current_src = path_src[--index_src];
- current_dst = path_dst[--index_dst];
- } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
-
- /* (4) they are not in the same routing component, make the path */
- if (current_src == current_dst)
- father = current_src;
- else
- father = path_src[index_src + 1];
-
- /* (5) result generation */
- *res_father = father; /* first the common father of src and dst */
- *res_src = current_src; /* second the first different father of src */
- *res_dst = current_dst; /* three the first different father of dst */
-
-#undef ELEMENTS_FATHER_MAXDEPTH
-}
-
-/* Global Business methods */
-
-/**
- * \brief Recursive function for get_route_latency
- *
- * \param src the source host name
- * \param dst the destination host name
- * \param *route the route where the links are stored. It is either NULL or a ready to use dynar
- * \param *latency the latency, if needed
- *
- * This function is called by "get_route" and "get_latency". It allows to walk
- * recursively through the ASes tree.
- */
-static void _get_route_and_latency(sg_routing_edge_t src, sg_routing_edge_t dst,
- xbt_dynar_t * links, double *latency)
-{
- s_sg_platf_route_cbarg_t route;
- memset(&route,0,sizeof(route));
-
- xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
- XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->name, dst->name);
-
- /* Find how src and dst are interconnected */
- AS_t common_father, src_father, dst_father;
- elements_father(src, dst, &common_father, &src_father, &dst_father);
- XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
- common_father->name,src_father->name,dst_father->name);
-
- /* Check whether a direct bypass is defined */
- sg_platf_route_cbarg_t e_route_bypass = NULL;
- if (common_father->get_bypass_route)
- e_route_bypass = common_father->get_bypass_route(common_father, src, dst, latency);
-
- /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
- if (e_route_bypass) {
- xbt_dynar_merge(links, &e_route_bypass->link_list);
- generic_free_route(e_route_bypass);
- return;
- }
-
- /* If src and dst are in the same AS, life is good */
- if (src_father == dst_father) { /* SURF_ROUTING_BASE */
- route.link_list = *links;
- common_father->get_route_and_latency(common_father, src, dst, &route,latency);
- // if vivaldi latency+=vivaldi(src,dst)
- return;
- }
-
- /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
-
- route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
- // Find the net_card corresponding to father
- sg_routing_edge_t src_father_net_elm = src_father->net_elem;
- sg_routing_edge_t dst_father_net_elm = dst_father->net_elem;
-
- common_father->get_route_and_latency(common_father,
- src_father_net_elm, dst_father_net_elm,
- &route, latency);
-
- xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
- "bad gateways for route from \"%s\" to \"%s\"", src->name, dst->name);
-
- sg_routing_edge_t src_gateway_net_elm = route.gw_src;
- sg_routing_edge_t dst_gateway_net_elm = route.gw_dst;
-
- /* If source gateway is not our source, we have to recursively find our way up to this point */
- if (src != src_gateway_net_elm)
- _get_route_and_latency(src, src_gateway_net_elm, links, latency);
- xbt_dynar_merge(links, &route.link_list);
-
- /* If dest gateway is not our destination, we have to recursively find our way from this point */
- if (dst_gateway_net_elm != dst)
- _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
-
- // if vivaldi latency+=vivaldi(src_gateway,dst_gateway)
-}
-
-/**
- * \brief Find a route between hosts
- *
- * \param src the network_element_t for src host
- * \param dst the network_element_t for dst host
- * \param route where to store the list of links.
- * If *route=NULL, create a short lived dynar. Else, fill the provided dynar
- * \param latency where to store the latency experienced on the path (or NULL if not interested)
- * It is the caller responsability to initialize latency to 0 (we add to provided route)
- * \pre route!=NULL
- *
- * walk through the routing components tree and find a route between hosts
- * by calling the differents "get_route" functions in each routing component.
- */
-void routing_get_route_and_latency(sg_routing_edge_t src,
- sg_routing_edge_t dst,
- xbt_dynar_t * route, double *latency)
-{
- XBT_DEBUG("routing_get_route_and_latency from %s to %s",src->name,dst->name);
- if (!*route) {
- xbt_dynar_reset(routing_platf->last_route);
- *route = routing_platf->last_route;
- }
-
- _get_route_and_latency(src, dst, route, latency);
-
- xbt_assert(!latency || *latency >= 0.0,
- "negative latency on route between \"%s\" and \"%s\"", src->name, dst->name);
-}
-
-static xbt_dynar_t recursive_get_onelink_routes(AS_t rc)
-{
- xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
-
- //adding my one link routes
- xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
- if (onelink_mine)
- xbt_dynar_merge(&ret,&onelink_mine);
-
- //recursing
- char *key;
- xbt_dict_cursor_t cursor = NULL;
- AS_t rc_child;
- xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
- xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
- if (onelink_child)
- xbt_dynar_merge(&ret,&onelink_child);
- }
- return ret;
-}
-
-static xbt_dynar_t get_onelink_routes(void)
-{
- return recursive_get_onelink_routes(routing_platf->root);
-}
-
-e_surf_network_element_type_t routing_get_network_element_type(const char *name)
-{
- sg_routing_edge_t rc = sg_routing_edge_by_name_or_null(name);
- if (rc)
- return rc->rc_type;
-
- return SURF_NETWORK_ELEMENT_NULL;
-}
-
-/**
- * \brief Generic method: create the global routing schema
- *
- * Make a global routing structure and set all the parsing functions.
- */
-void routing_model_create( void *loopback)
-{
- /* config the uniq global routing */
- routing_platf = xbt_new0(s_routing_platf_t, 1);
- routing_platf->root = NULL;
- routing_platf->get_onelink_routes = get_onelink_routes;
- routing_platf->loopback = loopback;
- routing_platf->last_route = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
- /* no current routing at moment */
- current_routing = NULL;
-}
-
-
-/* ************************************************** */
-/* ********** PATERN FOR NEW ROUTING **************** */
-
-/* The minimal configuration of a new routing model need the next functions,
- * also you need to set at the start of the file, the new model in the model
- * list. Remember keep the null ending of the list.
- */
-/*** Routing model structure ***/
-// typedef struct {
-// s_routing_component_t generic_routing;
-// /* things that your routing model need */
-// } s_routing_component_NEW_t,*routing_component_NEW_t;
-
-/*** Parse routing model functions ***/
-// static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
-// static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
-// static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
-// static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
-// static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
-
-/*** Business methods ***/
-// static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
-// static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
-// static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
-
-/*** Creation routing model functions ***/
-// static void* model_NEW_create(void) {
-// routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
-// new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
-// new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
-// new_component->generic_routing.set_route = model_NEW_set_route;
-// new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
-// new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
-// new_component->generic_routing.get_route = NEW_get_route;
-// new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
-// new_component->generic_routing.finalize = NEW_finalize;
-// /* initialization of internal structures */
-// return new_component;
-// } /* mandatory */
-// static void model_NEW_load(void) {} /* mandatory */
-// static void model_NEW_unload(void) {} /* mandatory */
-// static void model_NEW_end(void) {} /* mandatory */
-
-/* ************************************************************************** */
-/* ************************* GENERIC PARSE FUNCTIONS ************************ */
-
-void routing_cluster_add_backbone(void* bb) {
- xbt_assert(current_routing->model_desc == &routing_models[SURF_MODEL_CLUSTER],
- "You have to be in model Cluster to use tag backbone!");
- xbt_assert(!((as_cluster_t)current_routing)->backbone,"The backbone link is already defined!");
- ((as_cluster_t)current_routing)->backbone = bb;
- XBT_DEBUG("Add a backbone to AS '%s'",current_routing->name);
-}
-
-static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
-{
- int start, end, i;
- char *groups , *host_id , *link_id = NULL;
- unsigned int iter;
- xbt_dynar_t radical_elements;
- xbt_dynar_t radical_ends;
-
- //Make all hosts
- radical_elements = xbt_str_split(cabinet->radical, ",");
- xbt_dynar_foreach(radical_elements, iter, groups) {
-
- radical_ends = xbt_str_split(groups, "-");
- start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
-
- switch (xbt_dynar_length(radical_ends)) {
- case 1:
- end = start;
- break;
- case 2:
- end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
- break;
- default:
- surf_parse_error("Malformed radical");
- break;
- }
- s_sg_platf_host_cbarg_t host;
- memset(&host, 0, sizeof(host));
- host.initial_state = SURF_RESOURCE_ON;
- host.power_peak = cabinet->power;
- host.power_scale = 1.0;
- host.core_amount = 1;
-
- s_sg_platf_link_cbarg_t link;
- memset(&link, 0, sizeof(link));
- link.state = SURF_RESOURCE_ON;
- link.policy = SURF_LINK_FULLDUPLEX;
- link.latency = cabinet->lat;
- link.bandwidth = cabinet->bw;
-
- s_sg_platf_host_link_cbarg_t host_link;
- memset(&host_link, 0, sizeof(host_link));
-
- for (i = start; i <= end; i++) {
- host_id = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
- link_id = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
- host.id = host_id;
- link.id = link_id;
- sg_platf_new_host(&host);
- sg_platf_new_link(&link);
-
- char* link_up = bprintf("%s_UP",link_id);
- char* link_down = bprintf("%s_DOWN",link_id);
- host_link.id = host_id;
- host_link.link_up = link_up;
- host_link.link_down= link_down;
- sg_platf_new_host_link(&host_link);
-
- free(host_id);
- free(link_id);
- free(link_up);
- free(link_down);
- }
-
- xbt_dynar_free(&radical_ends);
- }
- xbt_dynar_free(&radical_elements);
-}
-
-static void routing_parse_cluster(sg_platf_cluster_cbarg_t cluster)
-{
- char *host_id, *groups, *link_id = NULL;
- xbt_dict_t patterns = NULL;
-
- s_sg_platf_host_cbarg_t host;
- s_sg_platf_link_cbarg_t link;
-
- unsigned int iter;
- int start, end, i;
- xbt_dynar_t radical_elements;
- xbt_dynar_t radical_ends;
-
- if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
- || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
- patterns = xbt_dict_new_homogeneous(xbt_free_f);
- xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
- xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
- xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
- }
-
- XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
- s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
- AS.id = cluster->id;
- AS.routing = A_surfxml_AS_routing_Cluster;
- sg_platf_new_AS_begin(&AS);
-
- current_routing->link_up_down_list
- = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
-
- //Make all hosts
- radical_elements = xbt_str_split(cluster->radical, ",");
- xbt_dynar_foreach(radical_elements, iter, groups) {
-
- radical_ends = xbt_str_split(groups, "-");
- start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
-
- switch (xbt_dynar_length(radical_ends)) {
- case 1:
- end = start;
- break;
- case 2:
- end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
- break;
- default:
- surf_parse_error("Malformed radical");
- break;
- }
- for (i = start; i <= end; i++) {
- host_id =
- bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
- link_id = bprintf("%s_link_%d", cluster->id, i);
-
- XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->power);
-
- memset(&host, 0, sizeof(host));
- host.id = host_id;
- if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
- xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
- char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
- XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
- host.power_trace = tmgr_trace_new_from_file(avail_file);
- xbt_free(avail_file);
- } else {
- XBT_DEBUG("\tavailability_file=\"\"");
- }
-
- if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
- char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
- XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
- host.state_trace = tmgr_trace_new_from_file(avail_file);
- xbt_free(avail_file);
- } else {
- XBT_DEBUG("\tstate_file=\"\"");
- }
-
- host.power_peak = cluster->power;
- host.power_scale = 1.0;
- host.core_amount = cluster->core_amount;
- host.initial_state = SURF_RESOURCE_ON;
- host.coord = "";
- sg_platf_new_host(&host);
- XBT_DEBUG("</host>");
-
- XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
- cluster->bw, cluster->lat);
-
- memset(&link, 0, sizeof(link));
- link.id = link_id;
- link.bandwidth = cluster->bw;
- link.latency = cluster->lat;
- link.state = SURF_RESOURCE_ON;
- link.policy = cluster->sharing_policy;
- sg_platf_new_link(&link);
-
- s_surf_parsing_link_up_down_t info;
-
- if (link.policy == SURF_LINK_FULLDUPLEX) {
- char *tmp_link = bprintf("%s_UP", link_id);
- info.link_up =
- xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
- free(tmp_link);
- tmp_link = bprintf("%s_DOWN", link_id);
- info.link_down =
- xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
- free(tmp_link);
- } else {
- info.link_up = xbt_lib_get_or_null(link_lib, link_id, SURF_LINK_LEVEL);
- info.link_down = info.link_up;
- }
-
- if(cluster->limiter_link!=0){
- char *tmp_link = bprintf("%s_limiter", link_id);
- XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
- cluster->limiter_link);
-
-
- memset(&link, 0, sizeof(link));
- link.id = tmp_link;
- link.bandwidth = cluster->limiter_link;
- link.latency = 0;
- link.state = SURF_RESOURCE_ON;
- link.policy = SURF_LINK_SHARED;
- sg_platf_new_link(&link);
- info.limiter_link =
- xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
- free(tmp_link);
- }else{
- info.limiter_link =NULL;
- }
-
- if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
- char *tmp_link = bprintf("%s_loopback", link_id);
- XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
- cluster->limiter_link);
-
-
- memset(&link, 0, sizeof(link));
- link.id = tmp_link;
- link.bandwidth = cluster->loopback_bw;
- link.latency = cluster->loopback_lat;
- link.state = SURF_RESOURCE_ON;
- link.policy = SURF_LINK_FATPIPE;
- sg_platf_new_link(&link);
- info.loopback_link =
- xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
- free(tmp_link);
- }else{
- info.loopback_link =NULL;
- }
-
- xbt_dynar_push(current_routing->link_up_down_list,&info);
- xbt_free(link_id);
- xbt_free(host_id);
- }
-
- xbt_dynar_free(&radical_ends);
- }
- xbt_dynar_free(&radical_elements);
-
- // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
- // and it's very useful to connect clusters together
- XBT_DEBUG(" ");
- XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
- char *newid = NULL;
- s_sg_platf_router_cbarg_t router;
- memset(&router, 0, sizeof(router));
- router.id = cluster->router_id;
- router.coord = "";
- if (!router.id || !strcmp(router.id, ""))
- router.id = newid =
- bprintf("%s%s_router%s", cluster->prefix, cluster->id,
- cluster->suffix);
- sg_platf_new_router(&router);
- ((as_cluster_t)current_routing)->router = xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
- free(newid);
-
- //Make the backbone
- if ((cluster->bb_bw != 0) || (cluster->bb_lat != 0)) {
- char *link_backbone = bprintf("%s_backbone", cluster->id);
- XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
- cluster->bb_bw, cluster->bb_lat);
-
- memset(&link, 0, sizeof(link));
- link.id = link_backbone;
- link.bandwidth = cluster->bb_bw;
- link.latency = cluster->bb_lat;
- link.state = SURF_RESOURCE_ON;
- link.policy = cluster->bb_sharing_policy;
-
- sg_platf_new_link(&link);
-
- routing_cluster_add_backbone(xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL));
-
- free(link_backbone);
- }
-
- XBT_DEBUG("</AS>");
- sg_platf_new_AS_end();
- XBT_DEBUG(" ");
- xbt_dict_free(&patterns); // no op if it were never set
-}
-
-static void routing_parse_postparse(void) {
- xbt_dict_free(&random_value);
-}
-
-static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
-{
- char *host_id = NULL;
- char *link_id;
-
- XBT_DEBUG(" ");
- host_id = HOST_PEER(peer->id);
- link_id = LINK_PEER(peer->id);
-
- XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
- s_sg_platf_host_cbarg_t host;
- memset(&host, 0, sizeof(host));
- host.initial_state = SURF_RESOURCE_ON;
- host.id = host_id;
- host.power_peak = peer->power;
- host.power_scale = 1.0;
- host.power_trace = peer->availability_trace;
- host.state_trace = peer->state_trace;
- host.core_amount = 1;
- host.coord = peer->coord;
- sg_platf_new_host(&host);
-
- s_sg_platf_link_cbarg_t link;
- memset(&link, 0, sizeof(link));
- link.state = SURF_RESOURCE_ON;
- link.policy = SURF_LINK_SHARED;
- link.latency = peer->lat;
-
- char* link_up = bprintf("%s_UP",link_id);
- XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_up,
- peer->bw_out, peer->lat);
- link.id = link_up;
- link.bandwidth = peer->bw_out;
- sg_platf_new_link(&link);
-
- char* link_down = bprintf("%s_DOWN",link_id);
- XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_down,
- peer->bw_in, peer->lat);
- link.id = link_down;
- link.bandwidth = peer->bw_in;
- sg_platf_new_link(&link);
-
- XBT_DEBUG("<host_link\tid=\"%s\"\tup=\"%s\"\tdown=\"%s\" />", host_id,link_up,link_down);
- s_sg_platf_host_link_cbarg_t host_link;
- memset(&host_link, 0, sizeof(host_link));
- host_link.id = host_id;
- host_link.link_up = link_up;
- host_link.link_down= link_down;
- sg_platf_new_host_link(&host_link);
-
- XBT_DEBUG(" ");
-
- //xbt_dynar_free(&tab_elements_num);
- free(host_id);
- free(link_id);
- free(link_up);
- free(link_down);
-}
-
-static void routing_parse_Srandom(void)
-{
- double mean, std, min, max, seed;
- char *random_id = A_surfxml_random_id;
- char *random_radical = A_surfxml_random_radical;
- char *rd_name = NULL;
- char *rd_value;
- mean = surf_parse_get_double(A_surfxml_random_mean);
- std = surf_parse_get_double(A_surfxml_random_std___deviation);
- min = surf_parse_get_double(A_surfxml_random_min);
- max = surf_parse_get_double(A_surfxml_random_max);
- seed = surf_parse_get_double(A_surfxml_random_seed);
-
- double res = 0;
- int i = 0;
- random_data_t random = xbt_new0(s_random_data_t, 1);
- char *tmpbuf;
-
- xbt_dynar_t radical_elements;
- unsigned int iter;
- char *groups;
- int start, end;
- xbt_dynar_t radical_ends;
-
- switch (A_surfxml_random_generator) {
- case AU_surfxml_random_generator:
- case A_surfxml_random_generator_NONE:
- random->generator = NONE;
- break;
- case A_surfxml_random_generator_DRAND48:
- random->generator = DRAND48;
- break;
- case A_surfxml_random_generator_RAND:
- random->generator = RAND;
- break;
- case A_surfxml_random_generator_RNGSTREAM:
- random->generator = RNGSTREAM;
- break;
- default:
- surf_parse_error("Invalid random generator");
- break;
- }
- random->seed = seed;
- random->min = min;
- random->max = max;
-
- /* Check user stupidities */
- if (max < min)
- THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
- if (mean < min)
- THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean, min);
- if (mean > max)
- THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean, max);
-
- /* normalize the mean and standard deviation before storing */
- random->mean = (mean - min) / (max - min);
- random->std = std / (max - min);
-
- if (random->mean * (1 - random->mean) < random->std * random->std)
- THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
- random->mean, random->std);
-
- XBT_DEBUG
- ("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
- random_id, random->min, random->max, random->mean, random->std,
- (int)random->generator, random->seed, random_radical);
-
- if (!random_value)
- random_value = xbt_dict_new_homogeneous(free);
-
- if (!strcmp(random_radical, "")) {
- res = random_generate(random);
- rd_value = bprintf("%f", res);
- xbt_dict_set(random_value, random_id, rd_value, NULL);
- } else {
- radical_elements = xbt_str_split(random_radical, ",");
- xbt_dynar_foreach(radical_elements, iter, groups) {
- radical_ends = xbt_str_split(groups, "-");
- switch (xbt_dynar_length(radical_ends)) {
- case 1:
- xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
- "Custom Random '%s' already exists !", random_id);
- res = random_generate(random);
- tmpbuf =
- bprintf("%s%d", random_id,
- atoi(xbt_dynar_getfirst_as(radical_ends, char *)));
- xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
- xbt_free(tmpbuf);
- break;
-
- case 2:
- start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
- end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
- for (i = start; i <= end; i++) {
- xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
- "Custom Random '%s' already exists !", bprintf("%s%d",
- random_id,
- i));
- res = random_generate(random);
- tmpbuf = bprintf("%s%d", random_id, i);
- xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
- xbt_free(tmpbuf);
- }
- break;
- default:
- XBT_CRITICAL("Malformed radical");
- break;
- }
- res = random_generate(random);
- rd_name = bprintf("%s_router", random_id);
- rd_value = bprintf("%f", res);
- xbt_dict_set(random_value, rd_name, rd_value, NULL);
-
- xbt_dynar_free(&radical_ends);
- }
- free(rd_name);
- xbt_dynar_free(&radical_elements);
- }
-}
-
-void routing_register_callbacks()
-{
- sg_platf_host_add_cb(parse_S_host);
- sg_platf_router_add_cb(parse_S_router);
- sg_platf_host_link_add_cb(parse_S_host_link);
- sg_platf_route_add_cb(parse_E_route);
- sg_platf_ASroute_add_cb(parse_E_ASroute);
- sg_platf_bypassRoute_add_cb(parse_E_bypassRoute);
- sg_platf_bypassASroute_add_cb(parse_E_bypassASroute);
-
- sg_platf_cluster_add_cb(routing_parse_cluster);
- sg_platf_cabinet_add_cb(routing_parse_cabinet);
-
- sg_platf_peer_add_cb(routing_parse_peer);
- sg_platf_postparse_add_cb(routing_parse_postparse);
-
- /* we care about the ASes while parsing the platf. Incredible, isnt it? */
- sg_platf_AS_end_add_cb(routing_AS_end);
- sg_platf_AS_begin_add_cb(routing_AS_begin);
-
- sg_platf_trace_add_cb(routing_parse_trace);
- sg_platf_trace_connect_add_cb(routing_parse_trace_connect);
-
-#ifdef HAVE_TRACING
- instr_routing_define_callbacks();
-#endif
-}
-
-/**
- * \brief Recursive function for finalize
- *
- * \param rc the source host name
- *
- * This fuction is call by "finalize". It allow to finalize the
- * AS or routing components. It delete all the structures.
- */
-static void finalize_rec(AS_t as) {
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- AS_t elem;
-
- xbt_dict_foreach(as->routing_sons, cursor, key, elem) {
- finalize_rec(elem);
- }
-
- as->finalize(as);
-}
-
-/** \brief Frees all memory allocated by the routing module */
-void routing_exit(void) {
- if (!routing_platf)
- return;
- xbt_dynar_free(&routing_platf->last_route);
- finalize_rec(routing_platf->root);
- xbt_free(routing_platf);
-}
-
-AS_t surf_AS_get_routing_root() {
- return routing_platf->root;
-}
-
-const char *surf_AS_get_name(AS_t as) {
- return as->name;
-}
-
-xbt_dict_t surf_AS_get_routing_sons(AS_t as) {
- return as->routing_sons;
-}
-
-const char *surf_AS_get_model(AS_t as) {
- return as->model_desc->name;
-}
-
-xbt_dynar_t surf_AS_get_hosts(AS_t as) {
- xbt_dynar_t elms = as->index_network_elm;
- sg_routing_edge_t relm;
- xbt_dictelm_t delm;
- int index;
- int count = xbt_dynar_length(elms);
- xbt_dynar_t res = xbt_dynar_new(sizeof(xbt_dictelm_t), NULL);
- for (index = 0; index < count; index++) {
- relm = xbt_dynar_get_as(elms, index, sg_routing_edge_t);
- delm = xbt_lib_get_elm_or_null(host_lib, relm->name);
- if (delm!=NULL) {
- xbt_dynar_push(res, &delm);
- }
- }
- return res;
-}
