Add PolicyManager, related classes and some config files

- PolicyManager
    Decide next layout by using occured event and current state
    based on policy table.
    This PolicyManger is reference and the OEMs can replace it.

- LayoutManager
    Change the current layout to the layout
    which decided by PolicyManager.

    NOTE:
    The functions of this class had been included in App class.
    The part of function of this class remain there yet.

- LowCanClient
    Receive the CAN signal from low level CAN service.

- app.db
    Define the applications name and its role.
    This file will be deleted
    when the names and roles can be given by other module.

- layout.cb
    Define the layouts and areas which are included by the layout.

- role.db
    Define the roles of the applications.

Change-Id: I2f84bdf5e68355e022f516cee9a1db88efe58825
Signed-off-by: Yuta Doi <yuta-d@witz-inc.co.jp>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/json_helper.hpp b/src/json_helper.hpp
index 78e03f7..c2087cf 100644
--- a/src/json_helper.hpp
+++ b/src/json_helper.hpp
@@ -19,12 +19,19 @@
 
 #include "result.hpp"
 #include "wayland_ivi_wm.hpp"
+#include <json-c/json.h>
 #include <json.hpp>
 
+
 struct json_object;
 
 json_object *to_json(compositor::screen const *s);
 json_object *to_json(compositor::controller::props_map const &s);
 json_object *to_json(std::vector<uint32_t> const &v);
 
+namespace jh {
+const char* getStringFromJson(json_object* obj, const char* key);
+int getIntFromJson(json_object* obj, const char* key);
+json_bool getBoolFromJson(json_object* obj, const char* key);
+} // namespace jh
 #endif  // TMCAGLWM_JSON_HELPER_HPP