xbt_dynar_t surf_workstation_model_get_route(surf_workstation_model_t model, surf_resource_t src, surf_resource_t dst);
void surf_vm_workstation_model_create(const char *name, surf_resource_t ind_phys_host);
surf_action_t surf_network_model_communicate(surf_network_model_t model, sg_routing_edge_t src, sg_routing_edge_t dst, double size, double rate);
xbt_dynar_t surf_workstation_model_get_route(surf_workstation_model_t model, surf_resource_t src, surf_resource_t dst);
void surf_vm_workstation_model_create(const char *name, surf_resource_t ind_phys_host);
surf_action_t surf_network_model_communicate(surf_network_model_t model, sg_routing_edge_t src, sg_routing_edge_t dst, double size, double rate);