1 /* Copyright (c) 2013-2014. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "network_interface.hpp"
8 #include "simgrid/sg_config.h"
10 #ifndef NETWORK_INTERFACE_CPP_
11 #define NETWORK_INTERFACE_CPP_
13 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network, surf,
14 "Logging specific to the SURF network module");
20 surf_callback(void, NetworkLinkPtr) networkLinkCreatedCallbacks;
21 surf_callback(void, NetworkLinkPtr) networkLinkDestructedCallbacks;
22 surf_callback(void, NetworkLinkPtr, e_surf_resource_state_t, e_surf_resource_state_t) networkLinkStateChangedCallbacks;
23 surf_callback(void, NetworkActionPtr, e_surf_action_state_t, e_surf_action_state_t) networkActionStateChangedCallbacks;
24 surf_callback(void, NetworkActionPtr, RoutingEdgePtr src, RoutingEdgePtr dst, double size, double rate) networkCommunicateCallbacks;
26 void netlink_parse_init(sg_platf_link_cbarg_t link){
27 if (link->policy == SURF_LINK_FULLDUPLEX) {
29 link_id = bprintf("%s_UP", link->id);
30 surf_network_model->createNetworkLink(link_id,
32 link->bandwidth_trace,
36 link->state_trace, link->policy, link->properties);
38 link_id = bprintf("%s_DOWN", link->id);
39 surf_network_model->createNetworkLink(link_id,
41 link->bandwidth_trace,
45 link->state_trace, link->policy, link->properties);
48 surf_network_model->createNetworkLink(link->id,
50 link->bandwidth_trace,
54 link->state_trace, link->policy, link->properties);
58 void net_add_traces(){
59 surf_network_model->addTraces();
66 NetworkModelPtr surf_network_model = NULL;
68 double NetworkModel::latencyFactor(double /*size*/) {
69 return sg_latency_factor;
72 double NetworkModel::bandwidthFactor(double /*size*/) {
73 return sg_bandwidth_factor;
76 double NetworkModel::bandwidthConstraint(double rate, double /*bound*/, double /*size*/) {
84 NetworkLink::NetworkLink(NetworkModelPtr model, const char *name, xbt_dict_t props)
85 : Resource(model, name, props)
88 surf_callback_emit(networkLinkCreatedCallbacks, this);
91 NetworkLink::NetworkLink(NetworkModelPtr model, const char *name, xbt_dict_t props,
92 lmm_constraint_t constraint,
93 tmgr_history_t history,
94 tmgr_trace_t state_trace)
95 : Resource(model, name, props, constraint),
98 surf_callback_emit(networkLinkCreatedCallbacks, this);
100 p_stateEvent = tmgr_history_add_trace(history, state_trace, 0.0, 0, this);
103 NetworkLink::~NetworkLink()
105 surf_callback_emit(networkLinkDestructedCallbacks, this);
108 bool NetworkLink::isUsed()
110 return lmm_constraint_used(getModel()->getMaxminSystem(), getConstraint());
113 double NetworkLink::getLatency()
118 double NetworkLink::getBandwidth()
120 return p_power.peak * p_power.scale;
123 bool NetworkLink::isShared()
125 return lmm_constraint_is_shared(getConstraint());
128 void NetworkLink::setState(e_surf_resource_state_t state){
129 e_surf_resource_state_t old = Resource::getState();
130 Resource::setState(state);
131 surf_callback_emit(networkLinkStateChangedCallbacks, this, old, state);
138 void NetworkAction::setState(e_surf_action_state_t state){
139 e_surf_action_state_t old = getState();
140 Action::setState(state);
141 surf_callback_emit(networkActionStateChangedCallbacks, this, old, state);
144 #endif /* NETWORK_INTERFACE_CPP_ */