| /* |
| * ScanCncnOsSm.c |
| * |
| * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name Texas Instruments nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** \file ScanCncnOsSm.c |
| * \brief Scan concentrator OS scan state machine implementation |
| * |
| * \see ScanCncnApp.c |
| */ |
| |
| |
| #define __FILE_ID__ FILE_ID_78 |
| #include "osTIType.h" |
| #include "GenSM.h" |
| #include "ScanCncnOsSm.h" |
| #include "ScanCncn.h" |
| #include "ScanCncnPrivate.h" |
| #include "report.h" |
| #include "osApi.h" |
| #include "siteMgrApi.h" |
| #include "regulatoryDomainApi.h" |
| #include "scanResultTable.h" |
| |
| #define SCAN_OID_DEFAULT_PROBE_REQUEST_RATE_G RATE_MASK_UNSPECIFIED /* Let the FW select */ |
| #define SCAN_OID_DEFAULT_PROBE_REQUEST_RATE_A RATE_MASK_UNSPECIFIED /* Let the FW select */ |
| #define SCAN_OID_DEFAULT_PROBE_REQUEST_NUMBER_G 3 |
| #define SCAN_OID_DEFAULT_PROBE_REQUEST_NUMBER_A 3 |
| #define SCAN_OID_DEFAULT_MAX_DWELL_TIME_PASSIVE_G 100000 |
| #define SCAN_OID_DEFAULT_MAX_DWELL_TIME_PASSIVE_A 100000 |
| #define SCAN_OID_DEFAULT_MAX_DWELL_TIME_ACTIVE_G 30000 |
| #define SCAN_OID_DEFAULT_MAX_DWELL_TIME_ACTIVE_A 30000 |
| #define SCAN_OID_DEFAULT_MIN_DWELL_TIME_PASSIVE_G 100000 |
| #define SCAN_OID_DEFAULT_MIN_DWELL_TIME_PASSIVE_A 100000 |
| #define SCAN_OID_DEFAULT_MIN_DWELL_TIME_ACTIVE_G 15000 |
| #define SCAN_OID_DEFAULT_MIN_DWELL_TIME_ACTIVE_A 15000 |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_PASSIVE_G SCAN_ET_COND_BEACON |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_PASSIVE_A SCAN_ET_COND_BEACON |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_ACTIVE_G SCAN_ET_COND_ANY_FRAME |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_ACTIVE_A SCAN_ET_COND_ANY_FRAME |
| |
| /* For WiFi WPA OOB scenario, 4 APs need to be configure on the same channel */ |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_PASSIVE_G 4 |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_PASSIVE_A 4 |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_ACTIVE_G 4 |
| #define SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_ACTIVE_A 4 |
| |
| static void scanCncnOsSm_ActionStartGScan (TI_HANDLE hScanCncn); |
| static void scanCncnOsSm_ActionStartAScan (TI_HANDLE hScanCncn); |
| static void scanCncnOsSm_ActionCompleteScan (TI_HANDLE hScanCncn); |
| static void scanCncnOsSm_ActionUnexpected (TI_HANDLE hScanCncn); |
| TI_UINT32 scanCncnOsSm_FillAllAvailableChannels (TI_HANDLE hScanCncn, ERadioBand eBand, EScanType eScanType, |
| TScanChannelEntry *pChannelArray, TI_UINT32 uMaxDwellTime, |
| TI_UINT32 uMinChannelTime, EScanEtCondition eETCondition, |
| TI_UINT8 uETFrameNumber); |
| |
| |
| static TGenSM_actionCell tSmMatrix[ SCAN_CNCN_OS_SM_NUMBER_OF_STATES ][ SCAN_CNCN_OS_SM_NUMBER_OF_EVENTS ] = |
| { |
| { /* SCAN_CNCN_OS_SM_STATE_IDLE */ |
| { SCAN_CNCN_OS_SM_STATE_SCAN_ON_G, scanCncnOsSm_ActionStartGScan }, /* SCAN_CNCN_OS_SM_EVENT_START_SCAN */ |
| { SCAN_CNCN_OS_SM_STATE_IDLE, scanCncnOsSm_ActionUnexpected }, /* SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE */ |
| }, |
| { /* SCAN_CNCN_OS_SM_STATE_SCAN_ON_G */ |
| { SCAN_CNCN_OS_SM_STATE_SCAN_ON_G, scanCncnOsSm_ActionUnexpected }, /* SCAN_CNCN_OS_SM_EVENT_START_SCAN */ |
| { SCAN_CNCN_OS_SM_STATE_SCAN_ON_A, scanCncnOsSm_ActionStartAScan }, /* SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE */ |
| }, |
| { /* SCAN_CNCN_OS_SM_STATE_SCAN_ON_A */ |
| { SCAN_CNCN_OS_SM_STATE_SCAN_ON_A, scanCncnOsSm_ActionUnexpected }, /* SCAN_CNCN_OS_SM_EVENT_START_SCAN */ |
| { SCAN_CNCN_OS_SM_STATE_IDLE, scanCncnOsSm_ActionCompleteScan }, /* SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE */ |
| } |
| }; |
| |
| static TI_INT8 *uStateDescription[] = |
| { |
| "IDLE", |
| "SCAN_ON_G", |
| "SCAN_ON_A" |
| }; |
| |
| static TI_INT8 *uEventDescription[] = |
| { |
| "START", |
| "SCAN_COMPLETE" |
| }; |
| |
| /** |
| * \fn scanCncnOsSm_Create |
| * \brief Creates the OS scan state-machine |
| * |
| * creates the OS scan state-machine |
| * |
| * \param hScanCncn - handle to the scan concentrator object |
| * \return Handle to the newly created OS san SM, NULL if an error occured |
| * \sa scanCncnOsSm_Create, scanCncnOsSm_Destroy |
| */ |
| TI_HANDLE scanCncnOsSm_Create (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| |
| return genSM_Create (pScanCncn->hOS); |
| } |
| |
| /** |
| * \fn scanCncnOsSm_Init |
| * \brief Initialize the OS scan state-machine |
| * |
| * Initialize the OS scan state-machine |
| * |
| * \param hScanCncn - handle to the scan concentrator object |
| * \return None |
| * \sa scanCncnOsSm_Create |
| */ |
| void scanCncnOsSm_Init (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| |
| /* initialize the state-machine */ |
| genSM_Init (pScanCncn->hOSScanSm, pScanCncn->hReport); |
| genSM_SetDefaults (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_NUMBER_OF_STATES, SCAN_CNCN_OS_SM_NUMBER_OF_EVENTS, |
| (TGenSM_matrix)tSmMatrix, SCAN_CNCN_OS_SM_STATE_IDLE, "OS scan SM", uStateDescription, |
| uEventDescription, __FILE_ID__); |
| } |
| |
| /** |
| * \fn scanCncnOsSm_Destroy |
| * \brief Destroys the OS scan state-machine |
| * |
| * Destroys the OS scan state-machine |
| * |
| * \param hScanCncn - handle to the scan concentrator object |
| * \return None |
| * \sa scanCncnOsSm_Create |
| */ |
| void scanCncnOsSm_Destroy (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| |
| genSM_Unload (pScanCncn->hOSScanSm); |
| } |
| |
| /** |
| * \fn scanCncnOsSm_ActionStartGScan |
| * \brief Scan concentartor OS state machine start scan on G action function |
| * |
| * Scan concentartor OS state machine start scan on G action function. |
| * Starts a sacn on G using all allowed channels |
| * |
| * \param hScanCncn - handle to the scan concentartor object |
| * \return None |
| */ |
| void scanCncnOsSm_ActionStartGScan (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| paramInfo_t tParam; |
| TI_UINT32 uValidChannelsCount; |
| TI_BOOL bRegulatoryDomainEnabled; |
| |
| /* if the STA is not configured for G band or dual band, send a scan complete event to the SM */ |
| tParam.paramType = SITE_MGR_DESIRED_DOT11_MODE_PARAM; |
| siteMgr_getParam (pScanCncn->hSiteManager, &tParam); |
| if ((DOT11_G_MODE != tParam.content.siteMgrDot11Mode) && (DOT11_DUAL_MODE != tParam.content.siteMgrDot11Mode)) |
| { |
| TRACE0(pScanCncn->hReport , REPORT_SEVERITY_INFORMATION , "scanCncnOsSm_ActionStartGScan: STA does not work on 2.4 GHz, continuing to 5.0 GHz scan\n"); |
| genSM_Event (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE, hScanCncn); |
| return; |
| } |
| |
| /* build scan command header */ |
| pScanCncn->tOsScanParams.band = RADIO_BAND_2_4_GHZ; |
| pScanCncn->tOsScanParams.Tid = 255; |
| |
| /* query the regulatory domain if 802.11d is in use */ |
| tParam.paramType = REGULATORY_DOMAIN_ENABLED_PARAM; |
| regulatoryDomain_getParam (pScanCncn->hRegulatoryDomain, &tParam ); |
| bRegulatoryDomainEnabled = tParam.content.regulatoryDomainEnabled; |
| |
| /* Get country code status */ |
| tParam.paramType = REGULATORY_DOMAIN_IS_COUNTRY_FOUND; |
| tParam.content.eRadioBand = RADIO_BAND_2_4_GHZ; |
| regulatoryDomain_getParam (pScanCncn->hRegulatoryDomain, &tParam); |
| |
| /* scan type is passive if 802.11d is enabled and country IE was not yet found, active otherwise */ |
| if ((TI_TRUE == bRegulatoryDomainEnabled) && (TI_FALSE == tParam.content.bIsCountryFound) ) |
| { |
| pScanCncn->tOsScanParams.scanType = SCAN_TYPE_TRIGGERED_PASSIVE; |
| } |
| /* All paramters in the func are hard coded, due to that we set to active if not passive */ |
| else |
| { |
| pScanCncn->tOsScanParams.scanType = SCAN_TYPE_TRIGGERED_ACTIVE; |
| /* also set number and rate of probe requests */ |
| pScanCncn->tOsScanParams.probeReqNumber = SCAN_OID_DEFAULT_PROBE_REQUEST_NUMBER_G; |
| pScanCncn->tOsScanParams.probeRequestRate = SCAN_OID_DEFAULT_PROBE_REQUEST_RATE_G; |
| } |
| |
| /* add supported channels on G */ |
| if (SCAN_TYPE_NORMAL_PASSIVE == pScanCncn->tOsScanParams.scanType ) |
| { |
| uValidChannelsCount = scanCncnOsSm_FillAllAvailableChannels (hScanCncn, RADIO_BAND_2_4_GHZ, |
| SCAN_TYPE_NORMAL_PASSIVE, &(pScanCncn->tOsScanParams.channelEntry[0]), |
| SCAN_OID_DEFAULT_MAX_DWELL_TIME_PASSIVE_G, |
| SCAN_OID_DEFAULT_MIN_DWELL_TIME_PASSIVE_G, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_PASSIVE_G, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_PASSIVE_G); |
| } |
| else |
| { |
| uValidChannelsCount = scanCncnOsSm_FillAllAvailableChannels (hScanCncn, RADIO_BAND_2_4_GHZ, |
| SCAN_TYPE_NORMAL_ACTIVE, &(pScanCncn->tOsScanParams.channelEntry[0]), |
| SCAN_OID_DEFAULT_MAX_DWELL_TIME_ACTIVE_G, |
| SCAN_OID_DEFAULT_MIN_DWELL_TIME_ACTIVE_G, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_ACTIVE_G, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_ACTIVE_G); |
| } |
| pScanCncn->tOsScanParams.numOfChannels = uValidChannelsCount; |
| |
| /* check that some channels are available */ |
| if ( uValidChannelsCount > 0 ) |
| { |
| EScanCncnResultStatus eResult; |
| |
| /* send command to scan concentrator APP SM */ |
| eResult = scanCncn_Start1ShotScan (hScanCncn, SCAN_SCC_APP_ONE_SHOT, &(pScanCncn->tOsScanParams)); |
| |
| /* if scan failed, send scan complete event to the SM */ |
| if (SCAN_CRS_SCAN_RUNNING != eResult) |
| { |
| TRACE0(pScanCncn->hReport, REPORT_SEVERITY_ERROR , "scanCncnOsSm_ActionStartGScan: scan failed on 2.4 GHz, continuing to 5.0 GHz scan\n"); |
| genSM_Event (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE, hScanCncn); |
| } |
| } |
| else |
| { |
| TRACE0(pScanCncn->hReport, REPORT_SEVERITY_ERROR , "scanCncnOsSm_ActionStartGScan: no valid cahnnels on 2.4 GHz, continuing to 5.0 GHz scan\n"); |
| /* no channels to scan, send a scan complete event */ |
| genSM_Event (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE, hScanCncn); |
| } |
| } |
| |
| /** |
| * \fn scanCncnOsSm_ActionStartAScan |
| * \brief Scan concentartor OS state machine start scan on A action function |
| * |
| * Scan concentartor OS state machine start scan on A action function. |
| * Starts a sacn on A using all allowed channels |
| * |
| * \param hScanCncn - handle to the scan concentartor object |
| * \return None |
| */ |
| void scanCncnOsSm_ActionStartAScan (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| paramInfo_t tParam; |
| TI_UINT32 uValidChannelsCount; |
| TI_BOOL bRegulatoryDomainEnabled; |
| |
| /* if the STA is not configured for G band or dual band, send a scan complete event to the SM */ |
| tParam.paramType = SITE_MGR_DESIRED_DOT11_MODE_PARAM; |
| siteMgr_getParam (pScanCncn->hSiteManager, &tParam); |
| if ((DOT11_A_MODE != tParam.content.siteMgrDot11Mode) && (DOT11_DUAL_MODE != tParam.content.siteMgrDot11Mode)) |
| { |
| TRACE0(pScanCncn->hReport, REPORT_SEVERITY_INFORMATION , "scanCncnOsSm_ActionStartAScan: STA does not work on 5.0 GHz, quitting\n"); |
| genSM_Event (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE, hScanCncn); |
| return; |
| } |
| |
| /* build scan command header */ |
| pScanCncn->tOsScanParams.band = RADIO_BAND_5_0_GHZ; |
| pScanCncn->tOsScanParams.Tid = 0; |
| |
| /* query the regulatory domain if 802.11d is in use */ |
| tParam.paramType = REGULATORY_DOMAIN_ENABLED_PARAM; |
| regulatoryDomain_getParam (pScanCncn->hRegulatoryDomain, &tParam ); |
| bRegulatoryDomainEnabled = tParam.content.regulatoryDomainEnabled; |
| |
| /* Get country code status */ |
| tParam.paramType = REGULATORY_DOMAIN_IS_COUNTRY_FOUND; |
| tParam.content.eRadioBand = RADIO_BAND_5_0_GHZ; |
| regulatoryDomain_getParam (pScanCncn->hRegulatoryDomain, &tParam); |
| |
| /* scan type is passive if 802.11d is enabled and country IE was not yet found, active otherwise */ |
| if ( (TI_TRUE == bRegulatoryDomainEnabled) && (TI_FALSE == tParam.content.bIsCountryFound) ) |
| { |
| pScanCncn->tOsScanParams.scanType = SCAN_TYPE_NORMAL_PASSIVE; |
| } |
| /* All paramters in the func are hard coded, due to that we set to active if not passive */ |
| else |
| { |
| pScanCncn->tOsScanParams.scanType = SCAN_TYPE_NORMAL_ACTIVE; |
| /* also set number and rate of probe requests */ |
| pScanCncn->tOsScanParams.probeReqNumber = SCAN_OID_DEFAULT_PROBE_REQUEST_NUMBER_A; |
| pScanCncn->tOsScanParams.probeRequestRate = SCAN_OID_DEFAULT_PROBE_REQUEST_RATE_A; |
| } |
| |
| /* add supported channels on G */ |
| if (SCAN_TYPE_NORMAL_PASSIVE == pScanCncn->tOsScanParams.scanType ) |
| { |
| uValidChannelsCount = scanCncnOsSm_FillAllAvailableChannels (hScanCncn, RADIO_BAND_5_0_GHZ, |
| SCAN_TYPE_NORMAL_PASSIVE, &(pScanCncn->tOsScanParams.channelEntry[0]), |
| SCAN_OID_DEFAULT_MAX_DWELL_TIME_PASSIVE_A, |
| SCAN_OID_DEFAULT_MIN_DWELL_TIME_PASSIVE_A, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_PASSIVE_A, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_PASSIVE_A ); |
| } |
| else |
| { |
| uValidChannelsCount = scanCncnOsSm_FillAllAvailableChannels (hScanCncn, RADIO_BAND_5_0_GHZ, |
| SCAN_TYPE_NORMAL_ACTIVE, &(pScanCncn->tOsScanParams.channelEntry[0]), |
| SCAN_OID_DEFAULT_MAX_DWELL_TIME_ACTIVE_A, |
| SCAN_OID_DEFAULT_MIN_DWELL_TIME_ACTIVE_A, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_EVENT_ACTIVE_A, |
| SCAN_OID_DEFAULT_EARLY_TERMINATION_COUNT_ACTIVE_A ); |
| } |
| pScanCncn->tOsScanParams.numOfChannels = uValidChannelsCount; |
| |
| /* check that some channels are available */ |
| if ( uValidChannelsCount > 0 ) |
| { |
| EScanCncnResultStatus eResult; |
| |
| /* send command to scan concentrator APP SM */ |
| eResult = scanCncn_Start1ShotScan (hScanCncn, SCAN_SCC_APP_ONE_SHOT, &(pScanCncn->tOsScanParams)); |
| |
| /* if scan failed, send scan complete event to the SM */ |
| if (SCAN_CRS_SCAN_RUNNING != eResult) |
| { |
| TRACE0(pScanCncn->hReport, REPORT_SEVERITY_ERROR , "scanCncnOsSm_ActionStartAScan: scan failed on 5.0 GHz, quitting\n"); |
| genSM_Event (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE, hScanCncn); |
| } |
| } |
| else |
| { |
| TRACE0(pScanCncn->hReport, REPORT_SEVERITY_ERROR , "scanCncnOsSm_ActionStartGScan: no valid cahnnels on 5.0 GHz, quitting\n"); |
| /* no channels to scan, send a scan complete event */ |
| genSM_Event (pScanCncn->hOSScanSm, SCAN_CNCN_OS_SM_EVENT_SCAN_COMPLETE, hScanCncn); |
| } |
| } |
| |
| /** |
| * \fn scanCncnOsSm_ActionCompleteScan |
| * \brief Scan concentartor OS state machine complete scan action function |
| * |
| * Scan concentartor OS state machine complete scan action function. |
| * Cleans up after an OS scan cycle - stabilize the scan result table |
| * |
| * \param hScanCncn - handle to the scan concentartor object |
| * \return None |
| */ |
| void scanCncnOsSm_ActionCompleteScan (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| |
| /* mark that OID scan process is no longer running */ |
| pScanCncn->bOSScanRunning = TI_FALSE; |
| /* also mark that no app scan client is running */ |
| pScanCncn->eCurrentRunningAppScanClient = SCAN_SCC_NO_CLIENT; |
| |
| /* |
| * set the result table to stable state. Note: OID scans are always done for the application, so the |
| * results will always be sent to the scan concentartor app scan result table, regardless of the |
| * SME connection mode. However, it is expected that the SME will NOT attempt to connect when an OID |
| * scan request will be received |
| */ |
| scanResultTable_SetStableState (pScanCncn->hScanResultTable); |
| |
| /* no need to send scan complete event - WZC (or equivalent other OS apps) will query for the results */ |
| } |
| |
| /** |
| * \fn scanCncnOsSm_FillAllAvailableChannels |
| * \brief Fills a chhanel array with valid channels (and their params) according to band and scan type |
| * |
| * Fills a chhanel array with valid channels (and their params) according to band and scan type |
| * |
| * \param hScanCncn - handle to the scan concentrator object |
| * \param eBand - band to extract channels for |
| * \param eScanType - scan type tp ectract channels for |
| * \param pChannelArray - where to store allowed channels information |
| * \param uMaxDwellTime - maximum dwell time value to be used for each channel |
| * \param uMinDwellTime - minimum dwell time value to be used for each channel |
| * \param eETCondition - early termination condition value to be used for each channel |
| * \param uETFrameNumber - early termination frame number value to be used for each channel |
| * \return Number of allowed channels (that were placed in the given channels array) |
| */ |
| TI_UINT32 scanCncnOsSm_FillAllAvailableChannels (TI_HANDLE hScanCncn, ERadioBand eBand, EScanType eScanType, |
| TScanChannelEntry *pChannelArray, TI_UINT32 uMaxDwellTime, |
| TI_UINT32 uMinChannelTime, EScanEtCondition eETCondition, |
| TI_UINT8 uETFrameNumber) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| TI_UINT32 i, j, uAllowedChannelsCount, uValidChannelsCnt = 0; |
| paramInfo_t tParam; |
| TI_UINT8 uTempChannelList[ SCAN_MAX_NUM_OF_NORMAL_CHANNELS_PER_COMMAND ]; |
| |
| /* get the numnber of supported channels for this band */ |
| tParam.paramType = REGULATORY_DOMAIN_ALL_SUPPORTED_CHANNELS; |
| tParam.content.siteMgrRadioBand = eBand; |
| regulatoryDomain_getParam (pScanCncn->hRegulatoryDomain, &tParam); |
| uAllowedChannelsCount = tParam.content.supportedChannels.sizeOfList; |
| |
| /* for the time being don't scan more channels than fit in one command */ |
| if (uAllowedChannelsCount > SCAN_MAX_NUM_OF_NORMAL_CHANNELS_PER_COMMAND) |
| { |
| uAllowedChannelsCount = SCAN_MAX_NUM_OF_NORMAL_CHANNELS_PER_COMMAND; |
| } |
| |
| /* Copy allowed channels to reuse param var */ |
| os_memoryCopy (pScanCncn->hOS, uTempChannelList, |
| tParam.content.supportedChannels.listOfChannels, uAllowedChannelsCount ); |
| |
| /* preapre the param var to request channel allowance for the requested scan type */ |
| tParam.paramType = REGULATORY_DOMAIN_GET_SCAN_CAPABILITIES; |
| tParam.content.channelCapabilityReq.band = eBand; |
| |
| /* add default values to channels allowed for the requested scan type and band */ |
| for (i = 0; i < uAllowedChannelsCount; i++) |
| { |
| /* get specific channel allowance for scan type */ |
| if ((eScanType == SCAN_TYPE_NORMAL_PASSIVE) || |
| (eScanType == SCAN_TYPE_TRIGGERED_PASSIVE) || |
| (eScanType == SCAN_TYPE_SPS)) |
| { |
| tParam.content.channelCapabilityReq.scanOption = PASSIVE_SCANNING; |
| } |
| else |
| { |
| tParam.content.channelCapabilityReq.scanOption = ACTIVE_SCANNING; |
| } |
| tParam.content.channelCapabilityReq.channelNum = uTempChannelList[ i ]; |
| |
| regulatoryDomain_getParam( pScanCncn->hRegulatoryDomain, &tParam ); |
| if (TI_TRUE == tParam.content.channelCapabilityRet.channelValidity) |
| { |
| /* add the channel ID */ |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.channel = uTempChannelList[ i ]; |
| |
| /* add other default parameters */ |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.minChannelDwellTime = uMinChannelTime; |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.maxChannelDwellTime = uMaxDwellTime; |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.earlyTerminationEvent = eETCondition; |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.ETMaxNumOfAPframes = uETFrameNumber; |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.txPowerDbm = |
| tParam.content.channelCapabilityRet.maxTxPowerDbm; |
| |
| /* Fill broadcast BSSID */ |
| for (j = 0; j < 6; j++) |
| { |
| pChannelArray[ uValidChannelsCnt ].normalChannelEntry.bssId[ j ] = 0xff; |
| } |
| uValidChannelsCnt++; |
| } |
| } |
| |
| /* return the number of channels that are actually allowed for the requested scan type on the requested band */ |
| return uValidChannelsCnt; |
| } |
| |
| /** |
| * \fn Function declaration |
| * \brief Function brief description goes here |
| * |
| * Function detailed description goes here |
| * |
| * \note Note is indicated here |
| * \param Parameter name - parameter description |
| * \param
|
| * \return Return code is detailed here |
| * \sa Reference to other relevant functions |
| */ |
| /** |
| * \\n |
| * \date 11-Jan-2005\n |
| * \brief Handles an unexpected event.\n |
| |
| * |
| * Function Scope \e Private.\n |
| * \param hScanCncn - handle to the scan concentrator object.\n |
| * \return always OK.\n |
| */ |
| void scanCncnOsSm_ActionUnexpected (TI_HANDLE hScanCncn) |
| { |
| TScanCncn *pScanCncn = (TScanCncn*)hScanCncn; |
| |
| TRACE0(pScanCncn->hReport, REPORT_SEVERITY_ERROR , "scanCncnOsSm_ActionUnexpected: Unexpeted action for current state\n"); |
| } |
| |
