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      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_LLSTATSCOMMAND_H__
     18 #define __WIFI_HAL_LLSTATSCOMMAND_H__
     19 
     20 #include <stdint.h>
     21 #include <fcntl.h>
     22 #include <sys/socket.h>
     23 #include <netlink/genl/genl.h>
     24 #include <netlink/genl/family.h>
     25 #include <netlink/genl/ctrl.h>
     26 #include <linux/rtnetlink.h>
     27 #include <netpacket/packet.h>
     28 #include <linux/filter.h>
     29 #include <linux/errqueue.h>
     30 
     31 #include <linux/pkt_sched.h>
     32 #include <netlink/object-api.h>
     33 #include <netlink/netlink.h>
     34 #include <netlink/socket.h>
     35 #include <netlink-types.h>
     36 #include <net/if.h>
     37 
     38 #include "nl80211_copy.h"
     39 #include "common.h"
     40 #include "cpp_bindings.h"
     41 #include "link_layer_stats.h"
     42 
     43 #ifdef __GNUC__
     44 #define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b))))
     45 #define STRUCT_PACKED __attribute__ ((packed))
     46 #else
     47 #define PRINTF_FORMAT(a,b)
     48 #define STRUCT_PACKED
     49 #endif
     50 
     51 #ifdef __cplusplus
     52 extern "C"
     53 {
     54 #endif /* __cplusplus */
     55 
     56 typedef struct{
     57     u32 stats_clear_rsp_mask;
     58     u8 stop_rsp;
     59 } LLStatsClearRspParams;
     60 
     61 typedef struct{
     62     wifi_iface_stat *iface_stat;
     63     int num_radios;
     64     wifi_radio_stat *radio_stat;
     65 } LLStatsResultsParams;
     66 
     67 typedef enum{
     68     eLLStatsSetParamsInvalid = 0,
     69     eLLStatsClearRspParams,
     70 } eLLStatsRspRarams;
     71 
     72 class LLStatsCommand: public WifiVendorCommand
     73 {
     74 private:
     75     static LLStatsCommand *mLLStatsCommandInstance;
     76 
     77     LLStatsClearRspParams mClearRspParams;
     78 
     79     LLStatsResultsParams mResultsParams;
     80 
     81     wifi_stats_result_handler mHandler;
     82 
     83     wifi_request_id mRequestId;
     84 
     85     LLStatsCommand(wifi_handle handle, int id, u32 vendor_id, u32 subcmd);
     86 
     87 public:
     88     static LLStatsCommand* instance(wifi_handle handle);
     89 
     90     virtual ~LLStatsCommand();
     91 
     92     // This function implements creation of LLStats specific Request
     93     // based on  the request type
     94     virtual int create();
     95 
     96     virtual void setSubCmd(u32 subcmd);
     97 
     98     virtual void initGetContext(u32 reqid);
     99 
    100     virtual int requestResponse();
    101 
    102     virtual int handleResponse(WifiEvent &reply);
    103 
    104     virtual void getClearRspParams(u32 *stats_clear_rsp_mask, u8 *stop_rsp);
    105 
    106     virtual wifi_error get_wifi_iface_stats(wifi_iface_stat *stats,
    107                                             struct nlattr **tb_vendor);
    108 
    109     virtual void setHandler(wifi_stats_result_handler handler);
    110 };
    111 
    112 #ifdef __cplusplus
    113 }
    114 #endif /* __cplusplus */
    115 #endif
    116