--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/servlib/cmd/InterfaceCommand.cc	Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,136 @@
+/*
+ *    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 <climits>
+#include "InterfaceCommand.h"
+#include "contacts/InterfaceTable.h"
+#include "conv_layers/ConvergenceLayer.h"
+#include <oasys/util/StringBuffer.h>
+
+namespace dtn {
+
+InterfaceCommand::InterfaceCommand()
+    : TclCommand("interface") 
+{
+    add_to_help("add <name> <conv layer> [arg1=val1 arg=val2 argN=valN...]",
+		"add an interface\n"
+	"	valid options:\n"
+	"	       <name>\n"
+	"			An interface name (string)\n"
+	"	       <conv layer>\n"
+	"			The Convergence Layer Adapter (CLA)\n"
+	"				    udp\n"
+	"				    tcp\n"
+	"				    eth\n"
+        "                                       <name>:\n"
+        "					Ethernet interface name (string://eth0)\n"
+	"				    bt\n"
+        "					<arg>:\n"
+	"					Bluetooth RFCOMM channel number (number)\n"
+	"				    serial\n"
+	"				    null\n"
+	"				    file\n"
+	"				    extcl\n"
+	"	       <arg>:\n"
+	"			mtu <number (MTU)>\n"
+	"			min_retry_interval <number (seconds)>\n"
+	"			max_retry_interval <number (seconds)>\n"
+	"			idle_close_time <number (seconds)>\n"
+	"			potential_downtime <number (seconds)>\n"
+	"			prevhop_hdr <true or false>\n"
+	"			cost <number (abstract cost)>\n"
+	"			qlimit_bundles_high <number (bundles)>\n"
+	"			qlimit_bytes_high <number (bytes)>\n"
+	"			qlimit_bundles_low <number (bundles)>\n"
+	"			qlimit_bytes_low <number (bytes)>\n"
+	"			retry_interval <number (seconds)>\n");
+    add_to_help("del <name>", "delete an interface"
+			"\n"
+	"	valid options:\n"
+	"		<name>\n"
+	"			An interface name (string)\n");
+    add_to_help("list", "list all of the interfaces");
+}
+
+int
+InterfaceCommand::exec(int argc, const char** argv, Tcl_Interp* interp)
+{
+    (void)interp;
+    // interface list
+    if (strcasecmp("list", argv[1]) == 0) {
+	// XXX/bowei -- seems to like to core
+	if (argc > 2) {
+	    wrong_num_args(argc, argv, 1, 2, 2);
+	}
+
+	oasys::StringBuffer buf;
+	InterfaceTable::instance()->list(&buf);
+	set_result(buf.c_str());
+
+	return TCL_OK;
+    }
+    
+    // interface add <name> <conv_layer> <args>
+    else if (strcasecmp(argv[1], "add") == 0) {
+	if (argc < 4) {
+	    wrong_num_args(argc, argv, 1, 4, INT_MAX);
+	    return TCL_ERROR;
+	}
+	
+	const char* name    = argv[2];
+	const char* proto   = argv[3];
+
+	ConvergenceLayer* cl = ConvergenceLayer::find_clayer(proto);
+	if (!cl) {
+	    resultf("can't find convergence layer for %s", proto);
+	    return TCL_ERROR;
+	}
+
+	// XXX/demmer return error string from here
+	if (! InterfaceTable::instance()->add(name, cl, proto,
+						argc - 4, argv + 4)) {
+	    resultf("error adding interface %s", name);
+	    return TCL_ERROR;
+	}
+	return TCL_OK;
+    }
+
+    // interface del <name>
+    else if (strcasecmp(argv[1], "del") == 0) {
+	if (argc != 3) {
+	    wrong_num_args(argc, argv, 2, 4, 4);
+	    return TCL_ERROR;
+	}
+
+	const char* name = argv[2];
+	
+	if (! InterfaceTable::instance()->del(name)) {
+	    resultf("error removing interface %s", name);
+	    return TCL_ERROR;
+	}
+
+	return TCL_OK;
+    }
+    
+    resultf("invalid interface subcommand %s", argv[1]);
+    return TCL_ERROR;
+}
+
+} // namespace dtn