1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef __WIFI_HAL_GSCAN_EVENT_HANDLE_H__
18 #define __WIFI_HAL_GSCAN_EVENT_HANDLE_H__
19 
20 #include "common.h"
21 #include "cpp_bindings.h"
22 #include "gscancommand.h"
23 
24 #ifdef __cplusplus
25 extern "C"
26 {
27 #endif /* __cplusplus */
28 
29 class GScanCommandEventHandler: public WifiVendorCommand
30 {
31 private:
32     // TODO: derive 3 other command event handler classes from this base and separate
33     // the data member vars
34     wifi_scan_result *mHotlistApFoundResults;
35     wifi_scan_result *mHotlistApLostResults;
36     u32 mHotlistApFoundNumResults;
37     u32 mHotlistApLostNumResults;
38     bool mHotlistApFoundMoreData;
39     bool mHotlistApLostMoreData;
40     wifi_significant_change_result **mSignificantChangeResults;
41     u32 mSignificantChangeNumResults;
42     bool mSignificantChangeMoreData;
43     GScanCallbackHandler mHandler;
44     int mRequestId;
45     u32 mHotlistSsidFoundNumResults;
46     bool mHotlistSsidFoundMoreData;
47     u32 mHotlistSsidLostNumResults;
48     bool mHotlistSsidLostMoreData;
49     wifi_scan_result *mHotlistSsidFoundResults;
50     wifi_scan_result *mHotlistSsidLostResults;
51     wifi_scan_result *mPnoNetworkFoundResults;
52     u32 mPnoNetworkFoundNumResults;
53     bool mPnoNetworkFoundMoreData;
54     wifi_scan_result *mPasspointNetworkFoundResult;
55     byte *mPasspointAnqp;
56     int mPasspointAnqpLen;
57     int mPasspointNetId;
58 
59     /* Needed because mSubcmd gets overwritten in
60      * WifiVendorCommand::handleEvent()
61      */
62     u32 mSubCommandId;
63     bool mEventHandlingEnabled;
64 
65 public:
66     GScanCommandEventHandler(wifi_handle handle, int id, u32 vendor_id,
67                                     u32 subcmd, GScanCallbackHandler nHandler);
68     virtual ~GScanCommandEventHandler();
69     virtual wifi_error create();
70     virtual int get_request_id();
71     virtual void set_request_id(int request_id);
72     virtual int handleEvent(WifiEvent &event);
73     void enableEventHandling();
74     void disableEventHandling();
75     bool isEventHandlingEnabled();
76     void setCallbackHandler(GScanCallbackHandler handler);
77     wifi_error gscan_parse_hotlist_ap_results(
78             u32 num_results,
79             wifi_scan_result *results,
80             u32 starting_index,
81             struct nlattr **tb_vendor);
82     wifi_error gscan_parse_hotlist_ssid_results(
83             u32 num_results,
84             wifi_scan_result *results,
85             u32 starting_index,
86             struct nlattr **tb_vendor);
87     wifi_error gscan_parse_passpoint_network_result(
88             struct nlattr **tb_vendor);
89     wifi_error gscan_parse_pno_network_results(
90             u32 numResults,
91             wifi_scan_result *mPnoNetworkFoundResults,
92             u32 startingIndex,
93             struct nlattr **tbVendor);
94 };
95 
96 #ifdef __cplusplus
97 }
98 #endif /* __cplusplus */
99 #endif
100