159 lines
5.6 KiB
C++
159 lines
5.6 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __WIFI_HAL_GSCAN_COMMAND_H__
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#define __WIFI_HAL_GSCAN_COMMAND_H__
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#include "common.h"
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#include "cpp_bindings.h"
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#ifdef __GNUC__
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#define PRINTF_FORMAT(a,b) __attribute__ ((format (printf, (a), (b))))
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#define STRUCT_PACKED __attribute__ ((packed))
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#else
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#define PRINTF_FORMAT(a,b)
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#define STRUCT_PACKED
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#endif
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#include "gscan.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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typedef struct{
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u32 status;
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u32 num_channels;
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wifi_channel channels[];
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} GScanGetValidChannelsRspParams;
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typedef struct{
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wifi_gscan_capabilities capabilities;
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} GScanGetCapabilitiesRspParams;
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typedef struct{
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u8 more_data;
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u32 num_cached_results;
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int cachedResultsStartingIndex; /* Used in filling cached scan results */
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int lastProcessedScanId; /* Last scan id in gscan cached results block */
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int wifiScanResultsStartingIndex; /* For the lastProcessedScanId */
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int max; /* max num of cached results specified by caller */
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wifi_cached_scan_results *cached_results;
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} GScanGetCachedResultsRspParams;
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typedef struct {
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int max_channels;
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wifi_channel *channels;
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int *number_channels;
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} GScan_get_valid_channels_cb_data;
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typedef enum{
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eGScanRspParamsInvalid = 0,
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eGScanGetValidChannelsRspParams,
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eGScanGetCapabilitiesRspParams,
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eGScanGetCachedResultsRspParams,
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} eGScanRspRarams;
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/* Response and Event Callbacks */
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typedef struct {
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/* Various Events Callback */
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void (*on_hotlist_ap_found)(wifi_request_id id,
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unsigned num_results, wifi_scan_result *results);
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void (*on_hotlist_ap_lost)(wifi_request_id id,
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unsigned num_results, wifi_scan_result *results);
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void (*on_significant_change)(wifi_request_id id,
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unsigned num_results,
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wifi_significant_change_result **results);
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/* Reported when each probe response is received, if report_events
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* enabled in wifi_scan_cmd_params
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*/
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void (*on_full_scan_result) (wifi_request_id id, wifi_scan_result *result,
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unsigned buckets_scanned);
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/* Optional event - indicates progress of scanning statemachine */
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void (*on_scan_event) (wifi_request_id id, wifi_scan_event event);
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void (*on_hotlist_ssid_found)(wifi_request_id id,
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unsigned num_results, wifi_scan_result *results);
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void (*on_hotlist_ssid_lost)(wifi_request_id id,
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unsigned num_results, wifi_scan_result *results);
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void (*on_pno_network_found)(wifi_request_id id,
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unsigned num_results, wifi_scan_result *results);
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void (*on_passpoint_network_found)(wifi_request_id id,
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int net_id,
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wifi_scan_result *result,
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int anqp_len,
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byte *anqp
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);
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} GScanCallbackHandler;
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class GScanCommand: public WifiVendorCommand
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{
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private:
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GScanGetCachedResultsRspParams *mGetCachedResultsRspParams;
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GScanCallbackHandler mHandler;
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int mRequestId;
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int *mChannels;
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int mMaxChannels;
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int *mNumChannelsPtr;
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public:
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GScanCommand(wifi_handle handle, int id, u32 vendor_id, u32 subcmd);
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virtual ~GScanCommand();
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/* This function implements creation of GSCAN specific Request
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* based on the request type.
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*/
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virtual wifi_error create();
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virtual wifi_error requestResponse();
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virtual int handleResponse(WifiEvent &reply);
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virtual void setMaxChannels(int max_channels);
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virtual void setChannels(int *channels);
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virtual void setNumChannelsPtr(int *num_channels);
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virtual wifi_error allocRspParams(eGScanRspRarams cmd);
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virtual void freeRspParams(eGScanRspRarams cmd);
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virtual wifi_error copyCachedScanResults(int *numResults,
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wifi_cached_scan_results *cached_results);
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virtual wifi_error gscan_get_cached_results(wifi_cached_scan_results *results,
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struct nlattr **tb_vendor);
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wifi_error validateGscanConfig(wifi_scan_cmd_params params);
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wifi_error validateSignificantChangeParams(
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wifi_significant_change_params params);
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virtual wifi_error allocCachedResultsTemp(int max,
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wifi_cached_scan_results *results);
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};
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#define GSCAN_BASE_PERIOD_MIN 1
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#define GSCAN_MAX_AP_PER_SCAN_MIN 1
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#define GSCAN_REPORT_THRESHOLD_MIN 1
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#define GSCAN_NUM_BUCKETS_MIN 1
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#define GSCAN_BUCKET_INDEX_MIN 0
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#define GSCAN_REPORT_EVENT0 0
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#define GSCAN_REPORT_EVENT1 1
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#define GSCAN_REPORT_EVENT2 2
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#define GSCAN_MIN_CHANNELS 0
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#define GSCAN_ACTIVE_SCAN 0
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#define GSCAN_PASSIVE_SCAN 1
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#define BSSID_HOTLIST_NUM_AP_MIN 1
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#define RSSI_SAMPLE_SIZE_MIN 1
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#define LOSTAP_SAMPLE_SIZE_MIN 1
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#define MIN_BREACHING_MIN 1
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#define SIGNIFICANT_CHANGE_NUM_AP_MIN 1
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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