--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sim/SimCommand.cc Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,139 @@
+/*
+ * Copyright 2004-2006 Intel Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <dtn-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "routing/BundleRouter.h"
+
+#include "Node.h"
+#include "NodeCommand.h"
+#include "SimCommand.h"
+#include "Simulator.h"
+#include "Topology.h"
+
+using namespace dtn;
+
+namespace dtnsim {
+
+SimCommand::SimCommand()
+ : TclCommand("sim")
+{
+ bind_var(new oasys::DoubleOpt("runtill", &Simulator::runtill_,
+ "steps", "Run simulation for this many steps"));
+ bind_var(new oasys::StringOpt("route_type", &BundleRouter::config_.type_,
+ "type", "What type of router to use"));
+}
+
+int
+SimCommand::exec(int argc, const char** argv, Tcl_Interp* tclinterp)
+{
+ (void)tclinterp;
+ if (argc < 2) {
+ wrong_num_args(argc, argv, 2, 2, INT_MAX);
+ return TCL_ERROR;
+ }
+
+ const char* cmd = argv[1];
+ if (strcmp(cmd, "create_node") == 0) {
+ // sim create_node <name>
+ if (argc != 3) {
+ wrong_num_args(argc, argv, 2, 3, 3);
+ return TCL_ERROR;
+ }
+
+ const char* name = argv[2];
+
+ // make sure no tcl command already exists with the given name
+ oasys::TclCommandInterp* interp = oasys::TclCommandInterp::instance();
+ if (interp->lookup(name)) {
+ resultf("error creating node %s: tcl command already exists",
+ name);
+ return TCL_ERROR;
+ }
+
+ Node* node = Topology::create_node(name);
+
+ NodeCommand* cmd = new NodeCommand(node);
+ interp->reg(cmd);
+
+ return TCL_OK;
+
+ } else if (strcmp(cmd, "at") == 0) {
+ // sim at [<time>|exit] <cmd...>
+ if (argc < 4) {
+ wrong_num_args(argc, argv, 2, 4, INT_MAX);
+ return TCL_ERROR;
+ }
+
+ char* end;
+ double time;
+ if (!strcmp(argv[2], "exit")) {
+ time = -1;
+ } else {
+ time = strtod(argv[2], &end);
+ if (*end != '\0') {
+ resultf("time value '%s' invalid", argv[1]);
+ return TCL_ERROR;
+ }
+ }
+
+ SimAtEvent* e = new SimAtEvent(time, Simulator::instance());
+ e->objc_ = argc - 3;
+ for (int i = 0; i < e->objc_; ++i) {
+ e->objv_[i] = Tcl_NewStringObj(argv[i+3], -1);
+ Tcl_IncrRefCount(e->objv_[i]);
+ }
+
+ if (time == -1) {
+ Simulator::instance()->set_exit_event(e);
+ } else {
+ Simulator::post(e);
+ }
+ return TCL_OK;
+
+ } else if (strcmp(cmd, "run") == 0) {
+ Simulator::instance()->run();
+ return TCL_OK;
+
+ } else if (strcmp(cmd, "run_events") == 0) {
+ Simulator::instance()->run_node_events();
+ return TCL_OK;
+
+ } else if (strcmp(cmd, "pause") == 0) {
+ Simulator::instance()->pause();
+ return TCL_OK;
+ } else if (strcmp(cmd, "nodes") == 0) {
+ oasys::StringBuffer buf;
+ Topology::NodeTable* nodes = Topology::node_table();
+ for (Topology::NodeTable::iterator i = nodes->begin();
+ i != nodes->end(); ++i)
+ {
+ buf.appendf("%s ", i->second->name());
+ }
+ set_result(buf.c_str());
+ return TCL_OK;
+ }
+
+ resultf("sim: unsupported subcommand %s", cmd);
+ return TCL_ERROR;
+}
+
+
+} // namespace dtnsim