Revert "potter: remove IPACM for now"

Change-Id: Ib2193f4c1350bed557c27fe6c2d004c8eb0fba18

(reverted from commit b0a241003f)

data-ipa-cfg-mgr/ipacm/inc/IPACM_EvtDispatcher.h

@@ -0,0 +1,76 @@
+/* 
+Copyright (c) 2013, The Linux Foundation. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+    * Neither the name of The Linux Foundation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/*!
+	@file
+	IPACM_EvtDispatcher.h
+
+	@brief
+	This file implements the IPAM event dispatcher definitions
+
+	@Author
+
+*/
+#ifndef IPACM_EvtDispatcher_H
+#define IPACM_EvtDispatcher_H
+
+#include <stdio.h>
+#include <IPACM_CmdQueue.h>
+#include "IPACM_Defs.h"
+#include "IPACM_Listener.h"
+
+/* queue */
+typedef struct _cmd_evts
+{
+	ipa_cm_event_id event;
+	IPACM_Listener *obj;
+	//int ipa_interface_index;
+	_cmd_evts *next;
+}  cmd_evts;
+
+
+
+class IPACM_EvtDispatcher
+{
+public:
+
+	/* api for all iface instances to register events */
+	static int registr(ipa_cm_event_id event, IPACM_Listener *obj);
+
+	/* api for all iface instances to de-register events */
+	static int deregistr(IPACM_Listener *obj);
+
+	static int PostEvt(ipacm_cmd_q_data *);
+	static void ProcessEvt(ipacm_cmd_q_data *);
+
+private:
+	static cmd_evts *head;
+};
+
+#endif /* IPACM_EvtDispatcher_H */