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      1 /* Copyright (c) 2014, The Linux Foundation. All rights reserved.
      2  *
      3  * Redistribution and use in source and binary forms, with or without
      4  * modification, are permitted provided that the following conditions
      5  * are met:
      6  *  * Redistributions of source code must retain the above copyright
      7  *    notice, this list of conditions and the following disclaimer.
      8  *  * Redistributions in binary form must reproduce the above copyright
      9  *    notice, this list of conditions and the following disclaimer in
     10  *    the documentation and/or other materials provided with the
     11  *    distribution.
     12  *  * Neither the name of The Linux Foundation nor the names of its
     13  *    contributors may be used to endorse or promote products derived
     14  *    from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef __WIFI_HAL_IFACEEVENTHANDLER_COMMAND_H__
     30 #define __WIFI_HAL_IFACEEVENTHANDLER_COMMAND_H__
     31 
     32 #include "common.h"
     33 #include "cpp_bindings.h"
     34 #ifdef __GNUC__
     35 #define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b))))
     36 #define STRUCT_PACKED __attribute__ ((packed))
     37 #else
     38 #define PRINTF_FORMAT(a,b)
     39 #define STRUCT_PACKED
     40 #endif
     41 #include "vendor_definitions.h"
     42 #include "wifi_hal.h"
     43 
     44 #ifdef __cplusplus
     45 extern "C"
     46 {
     47 #endif /* __cplusplus */
     48 
     49 
     50 class wifiEventHandler: public WifiCommand
     51 {
     52 private:
     53     int mRequestId;
     54 
     55 protected:
     56     struct nlattr *tb[NL80211_ATTR_MAX + 1];
     57     u32 mSubcmd;
     58 
     59 public:
     60     wifiEventHandler(wifi_handle handle, int id, u32 subcmd);
     61     virtual ~wifiEventHandler();
     62     virtual int get_request_id();
     63     virtual int handleEvent(WifiEvent &event);
     64 };
     65 
     66 class IfaceEventHandlerCommand: public wifiEventHandler
     67 {
     68 private:
     69     char *mEventData;
     70     u32 mDataLen;
     71     wifi_event_handler mHandler;
     72 
     73 public:
     74     IfaceEventHandlerCommand(wifi_handle handle, int id, u32 subcmd);
     75     virtual ~IfaceEventHandlerCommand();
     76 
     77     virtual int handleEvent(WifiEvent &event);
     78     virtual void setCallbackHandler(wifi_event_handler nHandler);
     79     virtual int get_request_id();
     80 };
     81 
     82 class WifihalGeneric: public WifiVendorCommand
     83 {
     84 private:
     85     feature_set mSet;
     86     int mSetSizeMax;
     87     int *mSetSizePtr;
     88     feature_set *mConcurrencySet;
     89     int filterVersion;
     90     int filterLength;
     91     int firmware_bus_max_size;
     92     wifi_capa *mCapa;
     93 
     94     virtual wifi_error wifiParseCapabilities(struct nlattr **tbVendor);
     95 
     96 public:
     97     WifihalGeneric(wifi_handle handle, int id, u32 vendor_id, u32 subcmd);
     98     virtual ~WifihalGeneric();
     99     virtual int requestResponse();
    100     virtual int handleResponse(WifiEvent &reply);
    101     virtual void getResponseparams(feature_set *pset);
    102     virtual void setMaxSetSize(int set_size_max);
    103     virtual void setSizePtr(int *set_size);
    104     virtual void setConcurrencySet(feature_set set[]);
    105     virtual int getFilterVersion();
    106     virtual int getFilterLength();
    107     virtual int getBusSize();
    108     virtual wifi_error wifiGetCapabilities(wifi_interface_handle handle);
    109 };
    110 #ifdef __cplusplus
    111 }
    112 #endif /* __cplusplus */
    113 #endif
    114