- Fix incorrect use of strncat
Change the method for error return
Set pkg_id to caller_app_id if can't get pkg_id
Add null check routine for private_sharing
Removes dependency of db-util
Change-Id: I27e83ba5c1967eb9cc0c52dd1e7e9162c1c50ef5 Signed-off-by: Myungki Lee <mk5004.lee@samsung.com>