#include <simgrid/s4u/host.hpp>
#include "src/kernel/routing/NetPoint.hpp"
+#include "src/simix/smx_host_private.h"
#include "src/surf/HostImpl.hpp"
+#include "src/surf/cpu_interface.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sg_host, sd, "Logging specific to sg_hosts");
-extern std::unordered_map<std::string, simgrid::s4u::Host*>
- host_list; // FIXME: don't duplicate the content of s4u::Host this way
+// FIXME: The following duplicates the content of s4u::Host
+extern std::unordered_map<std::string, simgrid::s4u::Host*> host_list;
+
+extern "C" {
void sg_host_exit()
{
// ========= Layering madness ==============*
-#include "src/surf/cpu_interface.hpp"
-
// ========== User data Layer ==========
void *sg_host_user(sg_host_t host) {
return host->extension(USER_HOST_LEVEL);
host->extension_set(USER_HOST_LEVEL, nullptr);
}
-// ========== MSG Layer ==============
-msg_host_priv_t sg_host_msg(sg_host_t host) {
- return (msg_host_priv_t) host->extension(MSG_HOST_LEVEL);
-}
-void sg_host_msg_set(sg_host_t host, msg_host_priv_t smx_host) {
- host->extension_set(MSG_HOST_LEVEL, smx_host);
-}
-
-// ========== Simix layer =============
-#include "src/simix/smx_host_private.h"
-smx_host_priv_t sg_host_simix(sg_host_t host){
- return host->extension<simgrid::simix::Host>();
-}
-
// ========= storage related functions ============
xbt_dict_t sg_host_get_mounted_storage_list(sg_host_t host){
return host->pimpl_->getMountedStorageList();
{
return (const char*) xbt_dict_get_or_null(sg_host_get_properties(host), name);
}
+/**
+ * \brief Find a route between two hosts
+ *
+ * \param from where from
+ * \param to where to
+ * \param links [OUT] where to store the list of links (must exist, cannot be nullptr).
+ */
+void sg_host_route(sg_host_t from, sg_host_t to, xbt_dynar_t links)
+{
+ std::vector<simgrid::s4u::Link*> vlinks;
+ from->routeTo(to, &vlinks, nullptr);
+ for (auto link : vlinks)
+ xbt_dynar_push(links, &link);
+}
+/**
+ * \brief Find the latency of the route between two hosts
+ *
+ * \param from where from
+ * \param to where to
+ */
+double sg_host_route_latency(sg_host_t from, sg_host_t to)
+{
+ std::vector<simgrid::s4u::Link*> vlinks;
+ double res = 0;
+ from->routeTo(to, &vlinks, &res);
+ return res;
+}
+/**
+ * \brief Find the bandwitdh of the route between two hosts
+ *
+ * \param from where from
+ * \param to where to
+ */
+double sg_host_route_bandwidth(sg_host_t from, sg_host_t to)
+{
+ double min_bandwidth = -1.0;
+
+ std::vector<simgrid::s4u::Link*> vlinks;
+ from->routeTo(to, &vlinks, nullptr);
+ for (auto link : vlinks) {
+ double bandwidth = link->bandwidth();
+ if (bandwidth < min_bandwidth || min_bandwidth < 0.0)
+ min_bandwidth = bandwidth;
+ }
+ return min_bandwidth;
+}
/** @brief Displays debugging information about a host */
void sg_host_dump(sg_host_t host)
}
}
}
+
+} // extern "C"