1 /*
2 Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
3 
4 Redistribution and use in source and binary forms, with or without
5 modification, are permitted provided that the following conditions are
6 met:
7     * Redistributions of source code must retain the above copyright
8       notice, this list of conditions and the following disclaimer.
9     * Redistributions in binary form must reproduce the above
10       copyright notice, this list of conditions and the following
11       disclaimer in the documentation and/or other materials provided
12       with the distribution.
13     * Neither the name of The Linux Foundation nor the names of its
14       contributors may be used to endorse or promote products derived
15       from this software without specific prior written permission.
16 
17 THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29 /*!
30 	@file
31 	IPACM_IfaceManager.h
32 
33 	@brief
34 	This file implements the IPAM iface_manager definitions
35 
36 	@Author
37 	Skylar Chang
38 
39 */
40 #ifndef IPACM_IFACEMANAGER_H
41 #define IPACM_IFACEMANAGER_H
42 
43 #include <stdio.h>
44 #include <IPACM_CmdQueue.h>
45 
46 #include "IPACM_Routing.h"
47 #include "IPACM_Filtering.h"
48 #include "IPACM_Listener.h"
49 #include "IPACM_Iface.h"
50 
51 #define IPA_INSTANCE_NOT_FOUND  0
52 #define IPA_INSTANCE_FOUND  1
53 
54 /* queue */
55 typedef struct _iface_instances
56 {
57     /* Linux interface id */
58 	int ipa_if_index;
59 	IPACM_Listener *obj;
60 	_iface_instances *next;
61 }  iface_instances;
62 
63 
64 class IPACM_IfaceManager : public IPACM_Listener
65 {
66 
67 public:
68 
69   IPACM_IfaceManager();
70 
71   void event_callback(ipa_cm_event_id event,
72                       void *data);
73 
74   /* api for all iface instances to de-register instances */
75   static int deregistr(IPACM_Listener *param);
76 
77 
78 private:
79 	int create_iface_instance(ipacm_ifacemgr_data *);
80 
81     /* api to register instances */
82 	int registr(int ipa_if_index, IPACM_Listener *obj);
83 
84 	int SearchInstance(int ipa_if_index);
85 
86 	static iface_instances *head;
87 
88 };
89 
90 #endif /* IPACM_IFACEMANAGER_H */
91