micropython/drivers/cc3000/inc/wlan.h

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C

/*****************************************************************************
*
* wlan.h - CC3000 Host Driver Implementation.
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* 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 of Texas Instruments Incorporated 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.
*
*****************************************************************************/
#ifndef __CC3000_WLAN_H__
#define __CC3000_WLAN_H__
#include "cc3000_common.h"
//*****************************************************************************
//
// If building with a C++ compiler, make all of the definitions in this header
// have a C binding.
//
//*****************************************************************************
#ifdef __cplusplus
extern "C" {
#endif
#define WLAN_SEC_UNSEC (0)
#define WLAN_SEC_WEP (1)
#define WLAN_SEC_WPA (2)
#define WLAN_SEC_WPA2 (3)
//*****************************************************************************
//
//! \addtogroup wlan_api
//! @{
//
//*****************************************************************************
//*****************************************************************************
//
//! wlan_init
//!
//! @param sWlanCB Asynchronous events callback.
//! 0 no event call back.
//! -call back parameters:
//! 1) event_type: HCI_EVNT_WLAN_UNSOL_CONNECT connect event,
//! HCI_EVNT_WLAN_UNSOL_DISCONNECT disconnect event,
//! HCI_EVNT_WLAN_ASYNC_SIMPLE_CONFIG_DONE config done,
//! HCI_EVNT_WLAN_UNSOL_DHCP dhcp report,
//! HCI_EVNT_WLAN_ASYNC_PING_REPORT ping report OR
//! HCI_EVNT_WLAN_KEEPALIVE keepalive.
//! 2) data: pointer to extra data that received by the event
//! (NULL no data).
//! 3) length: data length.
//! -Events with extra data:
//! HCI_EVNT_WLAN_UNSOL_DHCP: 4 bytes IP, 4 bytes Mask,
//! 4 bytes default gateway, 4 bytes DHCP server and 4 bytes
//! for DNS server.
//! HCI_EVNT_WLAN_ASYNC_PING_REPORT: 4 bytes Packets sent,
//! 4 bytes Packets received, 4 bytes Min round time,
//! 4 bytes Max round time and 4 bytes for Avg round time.
//!
//! @param sFWPatches 0 no patch or pointer to FW patches
//! @param sDriverPatches 0 no patch or pointer to driver patches
//! @param sBootLoaderPatches 0 no patch or pointer to bootloader patches
//! @param sReadWlanInterruptPin init callback. the callback read wlan
//! interrupt status.
//! @param sWlanInterruptEnable init callback. the callback enable wlan
//! interrupt.
//! @param sWlanInterruptDisable init callback. the callback disable wlan
//! interrupt.
//! @param sWriteWlanPin init callback. the callback write value
//! to device pin.
//!
//! @return none
//!
//! @sa wlan_set_event_mask , wlan_start , wlan_stop
//!
//! @brief Initialize wlan driver
//!
//! @warning This function must be called before ANY other wlan driver function
//
//*****************************************************************************
extern void wlan_init( tWlanCB sWlanCB,
tFWPatches sFWPatches,
tDriverPatches sDriverPatches,
tBootLoaderPatches sBootLoaderPatches,
tWlanReadInteruptPin sReadWlanInterruptPin,
tWlanInterruptEnable sWlanInterruptEnable,
tWlanInterruptDisable sWlanInterruptDisable,
tWriteWlanPin sWriteWlanPin);
//*****************************************************************************
//
//! wlan_start
//!
//! @param usPatchesAvailableAtHost - flag to indicate if patches available
//! from host or from EEPROM. Due to the
//! fact the patches are burn to the EEPROM
//! using the patch programmer utility, the
//! patches will be available from the EEPROM
//! and not from the host.
//!
//! @return none
//!
//! @brief Start WLAN device. This function asserts the enable pin of
//! the device (WLAN_EN), starting the HW initialization process.
//! The function blocked until device Initialization is completed.
//! Function also configure patches (FW, driver or bootloader)
//! and calls appropriate device callbacks.
//!
//! @Note Prior calling the function wlan_init shall be called.
//! @Warning This function must be called after wlan_init and before any
//! other wlan API
//! @sa wlan_init , wlan_stop
//!
//
//*****************************************************************************
extern int wlan_start(UINT16 usPatchesAvailableAtHost);
//*****************************************************************************
//
//! wlan_stop
//!
//! @param none
//!
//! @return none
//!
//! @brief Stop WLAN device by putting it into reset state.
//!
//! @sa wlan_start
//
//*****************************************************************************
extern void wlan_stop(void);
//*****************************************************************************
//
//! wlan_connect
//!
//! @param sec_type security options:
//! WLAN_SEC_UNSEC,
//! WLAN_SEC_WEP (ASCII support only),
//! WLAN_SEC_WPA or WLAN_SEC_WPA2
//! @param ssid up to 32 bytes and is ASCII SSID of the AP
//! @param ssid_len length of the SSID
//! @param bssid 6 bytes specified the AP bssid
//! @param key up to 32 bytes specified the AP security key
//! @param key_len key length
//!
//! @return On success, zero is returned. On error, negative is returned.
//! Note that even though a zero is returned on success to trigger
//! connection operation, it does not mean that CCC3000 is already
//! connected. An asynchronous "Connected" event is generated when
//! actual association process finishes and CC3000 is connected to
//! the AP. If DHCP is set, An asynchronous "DHCP" event is
//! generated when DHCP process is finish.
//!
//!
//! @brief Connect to AP
//! @warning Please Note that when connection to AP configured with security
//! type WEP, please confirm that the key is set as ASCII and not
//! as HEX.
//! @sa wlan_disconnect
//
//*****************************************************************************
#ifndef CC3000_TINY_DRIVER
extern INT32 wlan_connect(UINT32 ulSecType, CHAR *ssid, INT32 ssid_len,
UINT8 *bssid, UINT8 *key, INT32 key_len);
#else
extern INT32 wlan_connect(CHAR *ssid, INT32 ssid_len);
#endif
//*****************************************************************************
//
//! wlan_disconnect
//!
//! @return 0 disconnected done, other CC3000 already disconnected
//!
//! @brief Disconnect connection from AP.
//!
//! @sa wlan_connect
//
//*****************************************************************************
extern INT32 wlan_disconnect(void);
//*****************************************************************************
//
//! wlan_add_profile
//!
//! @param ulSecType WLAN_SEC_UNSEC,WLAN_SEC_WEP,WLAN_SEC_WPA,WLAN_SEC_WPA2
//! @param ucSsid ssid SSID up to 32 bytes
//! @param ulSsidLen ssid length
//! @param ucBssid bssid 6 bytes
//! @param ulPriority ulPriority profile priority. Lowest priority:0.
//! @param ulPairwiseCipher_Or_TxKeyLen key length for WEP security
//! @param ulGroupCipher_TxKeyIndex key index
//! @param ulKeyMgmt KEY management
//! @param ucPf_OrKey security key
//! @param ulPassPhraseLen security key length for WPA\WPA2
//!
//! @return On success, index (1-7) of the stored profile is returned.
//! On error, -1 is returned.
//!
//! @brief When auto start is enabled, the device connects to
//! station from the profiles table. Up to 7 profiles are supported.
//! If several profiles configured the device choose the highest
//! priority profile, within each priority group, device will choose
//! profile based on security policy, signal strength, etc
//! parameters. All the profiles are stored in CC3000 NVMEM.
//!
//! @sa wlan_ioctl_del_profile
//
//*****************************************************************************
extern INT32 wlan_add_profile(UINT32 ulSecType, UINT8* ucSsid,
UINT32 ulSsidLen,
UINT8 *ucBssid,
UINT32 ulPriority,
UINT32 ulPairwiseCipher_Or_Key,
UINT32 ulGroupCipher_TxKeyLen,
UINT32 ulKeyMgmt,
UINT8* ucPf_OrKey,
UINT32 ulPassPhraseLen);
//*****************************************************************************
//
//! wlan_ioctl_del_profile
//!
//! @param index number of profile to delete
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Delete WLAN profile
//!
//! @Note In order to delete all stored profile, set index to 255.
//!
//! @sa wlan_add_profile
//
//*****************************************************************************
extern INT32 wlan_ioctl_del_profile(UINT32 ulIndex);
//*****************************************************************************
//
//! wlan_set_event_mask
//!
//! @param mask mask option:
//! HCI_EVNT_WLAN_UNSOL_CONNECT connect event
//! HCI_EVNT_WLAN_UNSOL_DISCONNECT disconnect event
//! HCI_EVNT_WLAN_ASYNC_SIMPLE_CONFIG_DONE smart config done
//! HCI_EVNT_WLAN_UNSOL_INIT init done
//! HCI_EVNT_WLAN_UNSOL_DHCP dhcp event report
//! HCI_EVNT_WLAN_ASYNC_PING_REPORT ping report
//! HCI_EVNT_WLAN_KEEPALIVE keepalive
//! HCI_EVNT_WLAN_TX_COMPLETE - disable information on end of transmission
//! Saved: no.
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Mask event according to bit mask. In case that event is
//! masked (1), the device will not send the masked event to host.
//
//*****************************************************************************
extern INT32 wlan_set_event_mask(UINT32 ulMask);
//*****************************************************************************
//
//! wlan_ioctl_statusget
//!
//! @param none
//!
//! @return WLAN_STATUS_DISCONNECTED, WLAN_STATUS_SCANING,
//! STATUS_CONNECTING or WLAN_STATUS_CONNECTED
//!
//! @brief get wlan status: disconnected, scanning, connecting or connected
//
//*****************************************************************************
extern INT32 wlan_ioctl_statusget(void);
//*****************************************************************************
//
//! wlan_ioctl_set_connection_policy
//!
//! @param should_connect_to_open_ap enable(1), disable(0) connect to any
//! available AP. This parameter corresponds to the configuration of
//! item # 3 in the brief description.
//! @param should_use_fast_connect enable(1), disable(0). if enabled, tries
//! to connect to the last connected AP. This parameter corresponds
//! to the configuration of item # 1 in the brief description.
//! @param auto_start enable(1), disable(0) auto connect
//! after reset and periodically reconnect if needed. This
//! configuration configures option 2 in the above description.
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief When auto is enabled, the device tries to connect according
//! the following policy:
//! 1) If fast connect is enabled and last connection is valid,
//! the device will try to connect to it without the scanning
//! procedure (fast). The last connection will be marked as
//! invalid, due to adding/removing profile.
//! 2) If profile exists, the device will try to connect it
//! (Up to seven profiles).
//! 3) If fast and profiles are not found, and open mode is
//! enabled, the device will try to connect to any AP.
//! * Note that the policy settings are stored in the CC3000 NVMEM.
//!
//! @sa wlan_add_profile , wlan_ioctl_del_profile
//
//*****************************************************************************
extern INT32 wlan_ioctl_set_connection_policy(
UINT32 should_connect_to_open_ap,
UINT32 should_use_fast_connect,
UINT32 ulUseProfiles);
//*****************************************************************************
//
//! wlan_ioctl_get_scan_results
//!
//! @param[in] scan_timeout parameter not supported
//! @param[out] ucResults scan result (_wlan_full_scan_results_args_t)
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Gets entry from scan result table.
//! The scan results are returned one by one, and each entry
//! represents a single AP found in the area. The following is a
//! format of the scan result:
//! - 4 Bytes: number of networks found
//! - 4 Bytes: The status of the scan: 0 - aged results,
//! 1 - results valid, 2 - no results
//! - 42 bytes: Result entry, where the bytes are arranged as follows:
//!
//! - 1 bit isValid - is result valid or not
//! - 7 bits rssi - RSSI value;
//! - 2 bits: securityMode - security mode of the AP:
//! 0 - Open, 1 - WEP, 2 WPA, 3 WPA2
//! - 6 bits: SSID name length
//! - 2 bytes: the time at which the entry has entered into
//! scans result table
//! - 32 bytes: SSID name
//! - 6 bytes: BSSID
//!
//! @Note scan_timeout, is not supported on this version.
//!
//! @sa wlan_ioctl_set_scan_params
//
//*****************************************************************************
extern INT32 wlan_ioctl_get_scan_results(UINT32 ulScanTimeout,
UINT8 *ucResults);
//*****************************************************************************
//
//! wlan_ioctl_set_scan_params
//!
//! @param uiEnable - start/stop application scan:
//! 1 = start scan with default interval value of 10 min.
//! in order to set a different scan interval value apply the value
//! in milliseconds. minimum 1 second. 0=stop). Wlan reset
//! (wlan_stop() wlan_start()) is needed when changing scan interval
//! value. Saved: No
//! @param uiMinDwellTime minimum dwell time value to be used for each
//! channel, in milliseconds. Saved: yes
//! Recommended Value: 100 (Default: 20)
//! @param uiMaxDwellTime maximum dwell time value to be used for each
//! channel, in milliseconds. Saved: yes
//! Recommended Value: 100 (Default: 30)
//! @param uiNumOfProbeRequests max probe request between dwell time.
//! Saved: yes. Recommended Value: 5 (Default:2)
//! @param uiChannelMask bitwise, up to 13 channels (0x1fff).
//! Saved: yes. Default: 0x7ff
//! @param uiRSSIThreshold RSSI threshold. Saved: yes (Default: -80)
//! @param uiSNRThreshold NSR threshold. Saved: yes (Default: 0)
//! @param uiDefaultTxPower probe Tx power. Saved: yes (Default: 205)
//! @param aiIntervalList pointer to array with 16 entries (16 channels)
//! each entry (UINT32) holds timeout between periodic scan
//! (connection scan) - in milliseconds. Saved: yes. Default 2000ms.
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief start and stop scan procedure. Set scan parameters.
//!
//! @Note uiDefaultTxPower, is not supported on this version.
//!
//! @sa wlan_ioctl_get_scan_results
//
//*****************************************************************************
extern INT32 wlan_ioctl_set_scan_params(UINT32 uiEnable, UINT32
uiMinDwellTime,UINT32 uiMaxDwellTime,
UINT32 uiNumOfProbeRequests,
UINT32 uiChannelMask,
INT32 iRSSIThreshold,UINT32 uiSNRThreshold,
UINT32 uiDefaultTxPower,
UINT32 *aiIntervalList);
//*****************************************************************************
//
//! wlan_smart_config_start
//!
//! @param algoEncryptedFlag indicates whether the information is encrypted
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Start to acquire device profile. The device acquire its own
//! profile, if profile message is found. The acquired AP information
//! is stored in CC3000 EEPROM only in case AES128 encryption is used.
//! In case AES128 encryption is not used, a profile is created by
//! CC3000 internally.
//!
//! @Note An asynchronous event - Smart Config Done will be generated as soon
//! as the process finishes successfully.
//!
//! @sa wlan_smart_config_set_prefix , wlan_smart_config_stop
//
//*****************************************************************************
extern INT32 wlan_smart_config_start(UINT32 algoEncryptedFlag);
//*****************************************************************************
//
//! wlan_smart_config_stop
//!
//! @param algoEncryptedFlag indicates whether the information is encrypted
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Stop the acquire profile procedure
//!
//! @sa wlan_smart_config_start , wlan_smart_config_set_prefix
//
//*****************************************************************************
extern INT32 wlan_smart_config_stop(void);
//*****************************************************************************
//
//! wlan_smart_config_set_prefix
//!
//! @param newPrefix 3 bytes identify the SSID prefix for the Smart Config.
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief Configure station ssid prefix. The prefix is used internally
//! in CC3000. It should always be TTT.
//!
//! @Note The prefix is stored in CC3000 NVMEM
//!
//! @sa wlan_smart_config_start , wlan_smart_config_stop
//
//*****************************************************************************
extern INT32 wlan_smart_config_set_prefix(CHAR* cNewPrefix);
//*****************************************************************************
//
//! wlan_smart_config_process
//!
//! @param none
//!
//! @return On success, zero is returned. On error, -1 is returned
//!
//! @brief process the acquired data and store it as a profile. The acquired
//! AP information is stored in CC3000 EEPROM encrypted.
//! The encrypted data is decrypted and stored as a profile.
//! behavior is as defined by connection policy.
//
//*****************************************************************************
extern INT32 wlan_smart_config_process(void);
//*****************************************************************************
//
// Close the Doxygen group.
//! @}
//
//*****************************************************************************
//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif // __cplusplus
#endif // __CC3000_WLAN_H__