Initial on-demand connection implementation

This first implementation tracks the connection status, and provides
a simple API for starting the on-demand session.

5 files changed, 135 insertions, 2 deletions

diff --git a/Makefile.am b/Makefile.am
index 42bb9e70..2aeaaacc 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -7,7 +7,8 @@ include_HEADERS = include/types.h include/log.h include/plugin.h \
 			include/security.h include/notifier.h \
 			include/storage.h include/service.h \
 			include/resolver.h include/ipconfig.h \
-			include/device.h include/network.h include/inet.h
+			include/device.h include/network.h include/inet.h \
+			include/ondemand.h
 
 nodist_include_HEADERS = include/version.h
 
@@ -56,7 +57,7 @@ src_connmand_SOURCES = $(gdbus_sources) $(gdhcp_sources) $(builtin_sources) \
 			src/utsname.c src/timeserver.c src/rfkill.c \
 			src/wifi.c src/storage.c src/dbus.c src/config.c \
 			src/technology.c src/counter.c src/location.c \
-			src/session.c src/tethering.c
+			src/session.c src/tethering.c src/ondemand.c
 
 if UDEV
 src_connmand_SOURCES += src/udev.c
diff --git a/include/ondemand.h b/include/ondemand.h
new file mode 100644
index 00000000..ca689254
--- /dev/null
+++ b/include/ondemand.h
@@ -0,0 +1,38 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007-2010  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
+ *
+ */
+
+#ifndef __CONNMAN_ONDEMAND_H
+#define __CONNMAN_ONDEMAND_H
+
+#include <glib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+gboolean connman_ondemand_connected(void);
+int connman_ondemand_start(const char *pref_bearer, unsigned int idle_timeout);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __CONNMAN_ONDEMAND_H */
diff --git a/src/connman.h b/src/connman.h
index d2696d90..f33f7457 100644
--- a/src/connman.h
+++ b/src/connman.h
@@ -541,3 +541,6 @@ int __connman_session_release(const char *owner);
 struct connman_service *__connman_session_request(const char *bearer, const char *owner);
 int __connman_session_init(void);
 void __connman_session_cleanup(void);
+
+int __connman_ondemand_init(void);
+void __connman_ondemand_cleanup(void);
diff --git a/src/main.c b/src/main.c
index a01f2fec..aa632254 100644
--- a/src/main.c
+++ b/src/main.c
@@ -221,6 +221,7 @@ int main(int argc, char *argv[])
 	__connman_agent_init();
 	__connman_tethering_init();
 	__connman_counter_init();
+	__connman_ondemand_init();
 	__connman_manager_init(option_compat);
 	__connman_profile_init();
 	__connman_config_init();
@@ -264,6 +265,7 @@ int main(int argc, char *argv[])
 	__connman_config_cleanup();
 	__connman_profile_cleanup();
 	__connman_manager_cleanup();
+	__connman_ondemand_cleanup();
 	__connman_counter_cleanup();
 	__connman_agent_cleanup();
 	__connman_tethering_cleanup();
diff --git a/src/ondemand.c b/src/ondemand.c
new file mode 100644
index 00000000..64d7d0f9
--- /dev/null
+++ b/src/ondemand.c
@@ -0,0 +1,89 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007-2010  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 <connman/service.h>
+#include <connman/ondemand.h>
+#include <connman/notifier.h>
+#include <connman/log.h>
+
+#include "connman.h"
+
+static volatile gint started;
+static gboolean connected;
+struct connman_service *ondemand_service;
+
+static void ondemand_default_changed(struct connman_service *service)
+{
+	DBG("service %p", service);
+
+	if (service == NULL) {
+		connected = FALSE;
+		return;
+	}
+
+	connected = TRUE;
+}
+
+static struct connman_notifier ondemand_notifier = {
+	.name			= "ondemand",
+	.default_changed	= ondemand_default_changed,
+};
+
+gboolean connman_ondemand_connected(void)
+{
+	DBG("connected %d", connected);
+
+	return connected;
+}
+
+int connman_ondemand_start(const char *bearer, unsigned int idle_timeout)
+{
+	DBG("");
+
+	if (g_atomic_int_get(&started) > 0)
+		return 0;
+
+	g_atomic_int_inc(&started);
+
+	ondemand_service = __connman_session_request(bearer, "__ondemand__");
+
+	/* TODO:
+	 * 1) Set IDLETIMER target.
+	 * 2) Listen for the sysfs/netlink event.
+	 * 3) Stop the session.
+	 */
+
+	return 0;
+}
+
+int __connman_ondemand_init(void)
+{
+	return connman_notifier_register(&ondemand_notifier);
+}
+
+void __connman_ondemand_cleanup(void)
+{
+	connman_notifier_unregister(&ondemand_notifier);
+}