| /* |
| * apConnApi.h |
| * |
| * Copyright(c) 1998 - 2010 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 apConnApi.h |
| * \brief AP Connection Module API |
| * |
| * \see apConn.c |
| */ |
| |
| /**************************************************************************** |
| * * |
| * MODULE: AP Connection * |
| * PURPOSE: AP Connection Module API * |
| * * |
| ****************************************************************************/ |
| |
| #ifndef _AP_CONNECTION_API_H_ |
| #define _AP_CONNECTION_API_H_ |
| |
| #include "paramOut.h" |
| #include "rsnApi.h" |
| #include "roamingMngrTypes.h" |
| |
| /*-----------*/ |
| /* Constants */ |
| /*-----------*/ |
| |
| #define AP_CONNECT_TRIGGER_IGNORED 0x0 |
| |
| /*--------------*/ |
| /* Enumerations */ |
| /*--------------*/ |
| |
| /** \enum apConn_connRequest_e |
| * \brief Connect to AP request types |
| * |
| * \par Description |
| * Lists the possible types of connection to AP requests |
| * |
| * \sa |
| */ |
| typedef enum |
| { |
| /* 0 */ AP_CONNECT_RETAIN_CURR_AP, /**< Remain connected to the current AP without authentication. |
| * Give-up on roaming, return to current AP without performing re-connection |
| */ |
| /* 1 */ AP_CONNECT_RECONNECT_CURR_AP, /**< Reconnect to the current AP with fast authentication. |
| * Perform roaming - connect to AP, registered as current AP |
| */ |
| /* 2 */ AP_CONNECT_FAST_TO_AP, /**< Roam to AP with fast authentication. |
| * Perform roaming - re-connect to new AP via RE-Assoc, parameters attached |
| */ |
| /* 3 */ AP_CONNECT_FULL_TO_AP /**< Roam to AP with full authentication. |
| * Perform full connection - connect to new AP via Assoc, parameters attached |
| */ |
| |
| } apConn_connRequest_e; |
| |
| /** \enum apConn_roamingTrigger_e |
| * \brief Roaming Triggers Types |
| * |
| * \par Description |
| * Lists the possible types of roaming triggers |
| * |
| * \sa |
| */ |
| typedef enum |
| { |
| /* 0 */ ROAMING_TRIGGER_NONE, /**< No roaming trigger */ |
| |
| /* 1 */ ROAMING_TRIGGER_LOW_QUALITY_FOR_BG_SCAN, /**< Low quality trigger for background scan */ |
| /* 2 */ ROAMING_TRIGGER_NORMAL_QUALITY_FOR_BG_SCAN, /**< Normal quality trigger for background scan */ |
| |
| /* 3 */ ROAMING_TRIGGER_LOW_TX_RATE, /**< Low TX rate */ |
| /* 4 */ ROAMING_TRIGGER_LOW_SNR, /**< Low SNR rate */ |
| /* 5 */ ROAMING_TRIGGER_LOW_QUALITY, /**< Low quality for roaming */ |
| |
| /* 6 */ ROAMING_TRIGGER_MAX_TX_RETRIES, /**< Maximum TX retries */ |
| /* 7 */ ROAMING_TRIGGER_BSS_LOSS, /**< Missed beacon and no ACK on Unicast probe requests */ |
| /* 8 */ ROAMING_TRIGGER_SWITCH_CHANNEL, /**< Radar detection */ |
| |
| /* 9 */ ROAMING_TRIGGER_AP_DISCONNECT, /**< AP disconnect (de-authenticate or disassociate) */ |
| /* 10 */ ROAMING_TRIGGER_SECURITY_ATTACK, /**< Security attack */ |
| /* 11 */ ROAMING_TRIGGER_TSPEC_REJECTED, /**< TSPEC Rejected */ |
| |
| /* 12 */ ROAMING_TRIGGER_LAST /**< Maximum roaming trigger - must be last!!! */ |
| |
| } apConn_roamingTrigger_e; |
| |
| /** \enum apConn_connStatus_e |
| * \brief Connection Status Types |
| * |
| * \par Description |
| * Lists the possible types of connection status |
| * |
| * \sa |
| */ |
| typedef enum |
| { |
| /* 0 */ CONN_STATUS_CONNECTED, /**< */ |
| /* 1 */ CONN_STATUS_NOT_CONNECTED, /**< */ |
| /* 2 */ CONN_STATUS_HANDOVER_FAILURE, /**< */ |
| /* 3 */ CONN_STATUS_HANDOVER_SUCCESS, /**< */ |
| |
| /* 4 */ CONN_STATUS_LAST /**< Maximum connection status - must be last!!! */ |
| |
| } apConn_connStatus_e; |
| |
| /** \enum REG_DOMAIN_CAPABILITY |
| * \brief Regulatory Domain Capability |
| * |
| * \par Description |
| * |
| * \sa |
| */ |
| typedef enum |
| { |
| /* 0 */ REG_DOMAIN_FIXED, /**< */ |
| /* 1 */ REG_DOMAIN_80211D, /**< */ |
| /* 2 */ REG_DOMAIN_80211H /**< */ |
| |
| } REG_DOMAIN_CAPABILITY; |
| |
| |
| /*----------*/ |
| /* Typedefs */ |
| /*----------*/ |
| /** |
| * \brief Roaming Manager callback type |
| * |
| * \param hRoamingMngr - Handle to Roaming Manager Object |
| * \param pData - Pointer to Data |
| * \return void |
| * |
| * \par Description |
| * |
| * |
| * \sa |
| */ |
| typedef TI_STATUS (*apConn_roamMngrCallb_t) (TI_HANDLE hRoamingMngr, void *pData); |
| |
| typedef TI_STATUS (*apConn_roamMngrEventCallb_t) (TI_HANDLE hRoamingMngr, void *pData, TI_UINT16 reasonCode); |
| |
| /*------------*/ |
| /* Structures */ |
| /*------------*/ |
| |
| /** \struct apConn_staCapabilities_t |
| * \brief Station Capabilities |
| * |
| * \par Description |
| * Holds a Station Capabilities. |
| * Used by the roaming manager when the capabilities of a new AP |
| * are transferred to the AP connection module |
| * |
| * \sa |
| */ |
| typedef struct _apConn_staCapabilities_t |
| { |
| OS_802_11_AUTHENTICATION_MODE authMode; /**< Authentication Mode: None, Shared, AutoSwitch, WPA, WPAPSK, WPANone, WPA2, WPA2PSK */ |
| OS_802_11_ENCRYPTION_TYPES encryptionType; /**< Encription Type: None, WEP, TKIP, AES */ |
| OS_802_11_NETWORK_TYPE networkType; /**< Network Type: 2.4G, 5G or Dual */ |
| OS_802_11_RATES_EX rateMask; /**< An array of 16 octets. Each octet contains a preferred data rate in units of 0.5 Mbps */ |
| TI_BOOL XCCEnabled; /**< TI_TRUE - XCC enabled, TI_FALSE - XCC disabled */ |
| TI_BOOL qosEnabled; /**< TI_TRUE - QOS enabled, TI_FALSE - QOS disabled */ |
| REG_DOMAIN_CAPABILITY regDomain; /**< Fixed, 802.11D, 802.11H */ |
| |
| } apConn_staCapabilities_t; |
| |
| /** \struct apConn_connStatus_t |
| * \brief Connection Status |
| * |
| * \par Description |
| * Holds the Report Status of the Connection and a buffer for the case |
| * of vendor specific IEs in Association Response Packet |
| * |
| * \sa |
| */ |
| typedef struct _apConn_connStatus_t |
| { |
| apConn_connStatus_e status; /** Reported status of the connection */ |
| TI_UINT32 dataBufLength; /** (Optional) length of attached buffer */ |
| TI_CHAR *dataBuf; /** (Optional) attached buffer - can be used in case of vendor specific IEs in Association Response Packet */ |
| } apConn_connStatus_t; |
| |
| /** \struct apConn_connRequest_t |
| * \brief Connection Request |
| * |
| * \par Description |
| * Holds the Type of Request needed to establish the Connection, |
| * and a buffer for the case of vendor specific IEs in Association Request Packet |
| * |
| * \sa |
| */ |
| typedef struct _apConn_connRequest_t |
| { |
| apConn_connRequest_e requestType; /** Type of Request to establish connection */ |
| TI_UINT32 dataBufLength; /** (Optional) length of attached buffer */ |
| TI_CHAR *dataBuf; /** (Optional) attached buffer - can be used in case of vendor specific IEs in Association Request Packet */ |
| } apConn_connRequest_t; |
| |
| |
| typedef enum |
| { |
| ReAssoc = 0 |
| /* The methods below are for 11r support only |
| FT_initial_ReAssoc, |
| FT_over_the_air, |
| FT_over_DS */ |
| } ETransitionMethod; |
| |
| |
| typedef struct _TargetAP_t |
| { |
| apConn_connRequest_t connRequest; |
| ETransitionMethod transitionMethod; |
| bssEntry_t newAP; |
| } TargetAp_t; |
| |
| /*---------------------------*/ |
| /* External data definitions */ |
| /*---------------------------*/ |
| |
| /*--------------------------------*/ |
| /* External functions definitions */ |
| /*--------------------------------*/ |
| |
| /*---------------------*/ |
| /* Function prototypes */ |
| /*---------------------*/ |
| /** |
| * \brief Configure Roaming Thresholds |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param pParam - Pointer to input Roaming event thresholds to configure |
| * \return TI_OK on success |
| * |
| * \par Description |
| * This function is used for configuring Roaming Thesholds: |
| * it is called by Roaming Manager when the application sets roaming thresholds |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_setRoamThresholds(TI_HANDLE hAPConnection, roamingMngrThresholdsConfig_t *pParam); |
| /** |
| * \brief Get Roaming Thresholds configuration |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param pParam - Pointer to output Roaming event thresholds configuration to get |
| * \return TI_OK on success |
| * |
| * \par Description |
| * This function is used for getting current Roaming Thesholds configuration: |
| * it is called by Roaming Manager when the application gets roaming thresholds |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_getRoamThresholds(TI_HANDLE hAPConnection, roamingMngrThresholdsConfig_t *pParam); |
| /** |
| * \brief Register Roaming Manager Callbacks |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param roamEventCallb - Pointer to input Roaming event callback |
| * \param reportStatusCallb - Pointer to input Connection status callback |
| * \param returnNeighborApsCallb - Pointer to input Neighbor AP callback |
| * \return TI_OK on success |
| * |
| * \par Description |
| * This function stores the roaming manager methods in the internal database of the AP connection module |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_registerRoamMngrCallb(TI_HANDLE hAPConnection, |
| apConn_roamMngrEventCallb_t roamEventCallb, |
| apConn_roamMngrCallb_t reportStatusCallb, |
| apConn_roamMngrCallb_t returnNeighborApsCallb); |
| /** |
| * \brief Un-Register Roaming Manager Callbacks |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \return TI_OK on success |
| * |
| * \par Description |
| * This function erases the roaming manager methods from the internal database of the AP connection module. |
| * From the moment this function was called, any roaming event would cause disconnect. |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_unregisterRoamMngrCallb(TI_HANDLE hAPConnection); |
| /** |
| * \brief AP-Connection disconnect |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \return TI_OK on success |
| * |
| * \par Description |
| * Roaming Manager calls this function when it fails to find a candidate |
| * for roaming and connection with the current AP is not possible |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_disconnect(TI_HANDLE hAPConnection); |
| /** |
| * \brief Get Station Capabilities |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param ie_list - Pointer to output list of STA Capabilities |
| * \return TI_OK on success |
| * |
| * \par Description |
| * Roaming Manager calls this function during selection of new candidate for roaming. |
| * The local STA capabilities (IEs) of quality and privacy, which are required for |
| * evaluating AP sites suitable for roaming, are returned. |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_getStaCapabilities(TI_HANDLE hAPConnection, |
| apConn_staCapabilities_t *ie_list); |
| |
| /** |
| * \brief Connect to New AP |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param newAP - Pointer to input parameters list of AP candidates for roaming |
| * \param request - The Connection Request Type: Connect to new AP, current AP (retain to current AP or re-connect) |
| * \param reNegotiateTspec - Set to TRUE before handover if requested by roaming manager |
| * \return TI_OK on success |
| * |
| * \par Description |
| * Roaming Manager calls this function when it has completed the process of selection a new AP candidate for roaming. |
| * In addition, the Roaming manager informs the AP Connection module whether this is new AP or the current one, |
| * and whether to perform full roaming procedure or just to retain to current AP. |
| * Precondition: ready for roaming |
| * |
| * \Note |
| * Calling this function with the parameter RETAIN_CURR_AP terminates the roaming process at the stage when the driver |
| * resources are occupied for roaming, but the connection with the current AP is still valid |
| * \sa |
| */ |
| TI_STATUS apConn_connectToAP(TI_HANDLE hAPConnection, |
| bssEntry_t *newAP, |
| apConn_connRequest_t *request, |
| TI_BOOL reNegotiateTspec); |
| |
| /** |
| * \brief Connect to New AP |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \return Pointer to BSS entry parameters if successful, NULL otherwise |
| * |
| * \par Description |
| * Roaming Manager calls this function in order to evaluate the quality of new |
| * AP candidates for roaming against the quality of current AP. |
| * The function returns parameters of current AP. |
| * |
| * \sa |
| */ |
| bssEntry_t *apConn_getBSSParams(TI_HANDLE hAPConnection); |
| /** |
| * \brief Check if Site is Banned |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param bssid - Pointer to input BSSID (MAC Address) of checked site |
| * \return True if the site is banned and Falde otherwise |
| * |
| * \par Description |
| * Roaming Manager calls this function during selection of new candidate for roaming. |
| * Only APs which are not marked as banned are allowed to be selected. |
| * |
| * \sa |
| */ |
| TI_BOOL apConn_isSiteBanned(TI_HANDLE hAPConnection, TMacAddr * bssid); |
| /** |
| * \brief Get AP Pre-Authentication Status |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param givenAp - Pointer to input BSSID (MAC Address) of checked AP |
| * \return True if AP is pre-authenticated, False otherwise |
| * |
| * \par Description |
| * Roaming Manager calls this function during selection of new candidate for roaming. |
| * Among all candidate APs of acceptable quality that are not neighbor APs, |
| * pre-authenticated APs are preferred. |
| * The function returns the status of the AP, whether or not it is pre-authenticated. |
| * |
| * |
| * \sa |
| */ |
| TI_BOOL apConn_getPreAuthAPStatus(TI_HANDLE hAPConnection, TMacAddr *givenAp); |
| /** |
| * \brief Update Pre-Authentication APs List |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param listAPs - Pointer to List of APs to pre-authenticate |
| * \return TI_OK if the parameter was set successfully, TI_NOK otherwise |
| * |
| * \par Description |
| * Roaming Manager calls this function periodically in order to update the list |
| * of pre-authenticated APs. The list is managed by WLAN driver and required |
| * by Roaming Manager during selection of roaming candidate process. |
| * |
| * \sa |
| */ |
| TI_STATUS apConn_preAuthenticate(TI_HANDLE hAPConnection, bssList_t *listAPs); |
| /** |
| * \brief Prepare to Roaming |
| * |
| * \param hAPConnection - Handle to AP Connection module object |
| * \param reason - The reason for Roaming trigger |
| * \return TI_OK if the parameter was set successfully, TI_NOK otherwise |
| * |
| * \par Description |
| * This function indicate the driver that Roaming process is starting. |
| * The roaming manager calls this function when roaming event |
| * is received and Roaming Manager wishes to start the roaming process, thus wants to |
| * prevent scan and measurement in the system. |
| * The function will return TI_OK if the allocation is performed, PEND if the allocation is started, |
| * TI_NOK in case the allocation is not possible. In case of successful allocation, |
| * Roaming Manager will be informed via callback about the end of the allocation. |
| * The roaming manager can initiate an immediate scan or call to connect to an AP only |
| * after prepare-to-roam is complete |
| * |
| * \sa |
| */ |
| |
| TI_STATUS apConn_prepareToRoaming(TI_HANDLE hAPConnection, apConn_roamingTrigger_e reason); |
| |
| TI_STATUS apConn_getAssocRoamingTrigger(TI_HANDLE hAPConnection, apConn_roamingTrigger_e *asssocRoamingTrigger); |
| |
| #endif /* _AP_CONNECTION_API_H_*/ |
| |
