Update resource handles of easy setup resources to extern variables

Change-Id: I9c620f9be0220c235dcce4bba1b52aa0a2a1fc51
Signed-off-by: Jihun Ha <jihun.ha@samsung.com>
Signed-off-by: Parkhi <h_w.park@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/15999Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Uze Choi <uzchoi@samsung.com>

service/easy-setup/enrollee/src/resourcehandler.h

@@ -81,6 +81,12 @@ typedef struct
     char country[OIC_STRING_MAX_VALUE];
 } DevConfResource;
 
+/* Note: These values of structures are not thread-safety */
+extern ProvResource g_ESProvResource;
+extern WiFiResource g_ESWiFiResource;
+extern CloudResource g_ESCloudResource;
+extern DevConfResource g_ESDevConfResource;
+
 OCStackResult CreateEasySetupResources(bool isSecured, ESResourceMask resourceMask);
 OCStackResult DeleteEasySetupResources();