Add helper script and configuration file for DHCP support

5 files changed, 135 insertions, 2 deletions

diff --git a/Makefile.am b/Makefile.am
index 0a0969fa..52247b98 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,5 +1,5 @@
 
-SUBDIRS = include src plugins
+SUBDIRS = include src plugins scripts
 
 MAINTAINERCLEANFILES = Makefile.in \
 	aclocal.m4 configure config.h.in config.sub config.guess \
diff --git a/configure.in b/configure.in
index 930691af..8f13afcd 100644
--- a/configure.in
+++ b/configure.in
@@ -34,9 +34,15 @@ PKG_CHECK_MODULES(GDBUS, gdbus, dummy=yes,
 AC_SUBST(GDBUS_CFLAGS)
 AC_SUBST(GDBUS_LIBS)
 
+PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, dummy=yes,
+				AC_MSG_ERROR(libdbus is required))
+AC_SUBST(DBUS_CFLAGS)
+AC_SUBST(DBUS_LIBS)
+
 PKG_CHECK_MODULES(HAL, hal >= 0.5.8, dummy=yes,
 				AC_MSG_ERROR(libhal is required))
 AC_SUBST(HAL_CFLAGS)
 AC_SUBST(HAL_LIBS)
 
-AC_OUTPUT(Makefile include/Makefile src/Makefile plugins/Makefile)
+AC_OUTPUT(Makefile include/Makefile src/Makefile
+			plugins/Makefile scripts/Makefile)
diff --git a/scripts/Makefile.am b/scripts/Makefile.am
new file mode 100644
index 00000000..bb79358e
--- /dev/null
+++ b/scripts/Makefile.am
@@ -0,0 +1,14 @@
+
+scriptdir = $(libdir)/connman/scripts
+
+script_DATA = dhclient.conf
+
+script_PROGRAMS = dhclient-script
+
+dhclient_script_LDADD = @DBUS_LIBS@
+
+AM_CFLAGS = @DBUS_CFLAGS@
+
+EXTRA_DIST = $(script_DATA)
+
+MAINTAINERCLEANFILES = Makefile.in
diff --git a/scripts/dhclient-script.c b/scripts/dhclient-script.c
new file mode 100644
index 00000000..39b235c7
--- /dev/null
+++ b/scripts/dhclient-script.c
@@ -0,0 +1,110 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <dbus/dbus.h>
+
+extern char **environ;
+
+static void append(DBusMessageIter *dict, const char *pattern)
+{
+	DBusMessageIter entry;
+	const char *key, *value;
+	char *delim;
+
+	delim = strchr(pattern, '=');
+	*delim = '\0';
+
+	key = pattern;
+	value = delim + 1;
+
+	dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
+							NULL, &entry);
+
+	dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
+
+	dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &value);
+
+	dbus_message_iter_close_container(dict, &entry);
+}
+
+int main(int argc, char *argv[])
+{
+	DBusConnection *conn;
+	DBusMessage *msg;
+	DBusMessageIter iter, dict;
+	dbus_uint32_t pid;
+	char **envp, *busname, *reason, *interface;
+
+	busname = getenv("BUSNAME");
+
+	pid = atoi(getenv("pid"));
+	reason = getenv("reason");
+	interface = getenv("interface");
+
+	conn = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
+	if (conn == NULL)
+		exit(1);
+
+	msg = dbus_message_new_method_call(busname, "/org/isc/dhclient",
+						"org.isc.dhclient", "notify");
+	if (msg == NULL) {
+		dbus_connection_unref(conn);
+		exit(1);
+	}
+
+	dbus_message_append_args(msg, DBUS_TYPE_UINT32, &pid,
+				DBUS_TYPE_STRING, &reason, DBUS_TYPE_INVALID);
+
+	dbus_message_iter_init_append(msg, &iter);
+
+	dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
+			DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+			DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_STRING_AS_STRING
+			DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
+
+	for (envp = environ; envp && *envp; envp++) {
+		if (strlen(*envp) < 5)
+			continue;
+
+		if (strncmp(*envp, "new_", 4) == 0 ||
+				strncmp(*envp, "old_", 4) == 0 ||
+					strncmp(*envp, "alia", 4) == 0)
+			append(&dict, *envp);
+	}
+
+	dbus_message_iter_close_container(&iter, &dict);
+
+	dbus_connection_send(conn, msg, NULL);
+
+	dbus_message_unref(msg);
+
+	dbus_connection_unref(conn);
+
+	return 0;
+}
diff --git a/scripts/dhclient.conf b/scripts/dhclient.conf
new file mode 100644
index 00000000..4b206a3b
--- /dev/null
+++ b/scripts/dhclient.conf
@@ -0,0 +1,3 @@
+send host-name "<hostname>";
+request subnet-mask, broadcast-address, time-offset, routers,
+	domain-name, domain-name-servers, host-name;