Add functions for RFKILL and offline mode

This patch adds a couple of helper functions that are needed to cleanly
implement RFKILL and offline mode support.

4 files changed, 49 insertions, 1 deletions

diff --git a/src/adapter.c b/src/adapter.c
index 06640e75..908b6a77 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -3001,6 +3001,38 @@ gboolean adapter_powering_down(struct btd_adapter *adapter)
 	return adapter->off_requested;
 }
 
+int btd_adapter_restore_powered(struct btd_adapter *adapter)
+{
+	char mode[14], address[18];
+
+	if (!adapter_ops)
+		return -EINVAL;
+
+	if (!main_opts.remember_powered)
+		return -EINVAL;
+
+	if (adapter->up)
+		return 0;
+
+	ba2str(&adapter->bdaddr, address);
+	if (read_device_mode(address, mode, sizeof(mode)) == 0 &&
+						g_str_equal(mode, "off"))
+		return 0;
+
+	return adapter_ops->set_powered(adapter->dev_id, TRUE);
+}
+
+int btd_adapter_switch_offline(struct btd_adapter *adapter)
+{
+	if (!adapter_ops)
+		return -EINVAL;
+
+	if (!adapter->up)
+		return 0;
+
+	return adapter_ops->set_powered(adapter->dev_id, FALSE);
+}
+
 int btd_register_adapter_ops(struct btd_adapter_ops *btd_adapter_ops)
 {
 	/* Already registered */
diff --git a/src/adapter.h b/src/adapter.h
index 1c00564d..5ad9ceb4 100644
--- a/src/adapter.h
+++ b/src/adapter.h
@@ -159,6 +159,8 @@ void btd_adapter_any_release_path(void);
 gboolean adapter_is_pairable(struct btd_adapter *adapter);
 gboolean adapter_powering_down(struct btd_adapter *adapter);
 
+int btd_adapter_restore_powered(struct btd_adapter *adapter);
+int btd_adapter_switch_offline(struct btd_adapter *adapter);
 
 struct btd_adapter_ops {
 	int (*setup) (void);
diff --git a/src/manager.c b/src/manager.c
index bfa00dd6..3cf914d1 100644
--- a/src/manager.c
+++ b/src/manager.c
@@ -518,3 +518,17 @@ void manager_set_default_adapter(int id)
 			DBUS_TYPE_OBJECT_PATH, &path,
 			DBUS_TYPE_INVALID);
 }
+
+void btd_manager_set_offline(gboolean offline)
+{
+	GSList *l;
+
+	for (l = adapters; l != NULL; l = g_slist_next(l)) {
+		struct btd_adapter *adapter = l->data;
+
+		if (offline)
+			btd_adapter_switch_offline(adapter);
+		else
+			btd_adapter_restore_powered(adapter);
+	}
+}
diff --git a/src/manager.h b/src/manager.h
index ec074e9c..94635740 100644
--- a/src/manager.h
+++ b/src/manager.h
@@ -45,4 +45,4 @@ int manager_get_default_adapter();
 void manager_set_default_adapter(int id);
 void manager_update_svc(const bdaddr_t *bdaddr, uint8_t svc);
 int manager_get_adapter_class(uint16_t dev_id, uint8_t *cls);
-
+void btd_manager_set_offline(gboolean offline);