David Fletcher
CC3000HostDriver for device TI CC3000 some changes were made due to mbed compiler and the use of void*
Diff: wlan.cpp
- Revision:
- 0:9cb694f00b7b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/wlan.cpp Fri Aug 02 15:06:15 2013 +0000
@@ -0,0 +1,1248 @@
+/*****************************************************************************
+*
+* wlan.c - 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.
+*
+*****************************************************************************/
+
+//*****************************************************************************
+//
+//! \addtogroup wlan_api
+//! @{
+//
+//*****************************************************************************
+#include <string.h>
+#include "wlan.h"
+#include "hci.h"
+#include "mbed.h"
+#include "spi.h"
+#include "socket.h"
+#include "nvmem.h"
+#include "security.h"
+#include "evnt_handler.h"
+
+
+volatile sSimplLinkInformation tSLInformation;
+
+#define SMART_CONFIG_PROFILE_SIZE 67 // 67 = 32 (max ssid) + 32 (max key) + 1 (SSID length) + 1 (security type) + 1 (key length)
+
+#ifndef CC3000_UNENCRYPTED_SMART_CONFIG
+unsigned char key[AES128_KEY_SIZE];
+unsigned char profileArray[SMART_CONFIG_PROFILE_SIZE];
+#endif //CC3000_UNENCRYPTED_SMART_CONFIG
+
+/* patches type */
+#define PATCHES_HOST_TYPE_WLAN_DRIVER 0x01
+#define PATCHES_HOST_TYPE_WLAN_FW 0x02
+#define PATCHES_HOST_TYPE_BOOTLOADER 0x03
+
+#define SL_SET_SCAN_PARAMS_INTERVAL_LIST_SIZE (16)
+#define SL_SIMPLE_CONFIG_PREFIX_LENGTH (3)
+#define ETH_ALEN (6)
+#define MAXIMAL_SSID_LENGTH (32)
+
+#define SL_PATCHES_REQUEST_DEFAULT (0)
+#define SL_PATCHES_REQUEST_FORCE_HOST (1)
+#define SL_PATCHES_REQUEST_FORCE_NONE (2)
+
+
+#define WLAN_SEC_UNSEC (0)
+#define WLAN_SEC_WEP (1)
+#define WLAN_SEC_WPA (2)
+#define WLAN_SEC_WPA2 (3)
+
+
+#define WLAN_SL_INIT_START_PARAMS_LEN (1)
+#define WLAN_PATCH_PARAMS_LENGTH (8)
+#define WLAN_SET_CONNECTION_POLICY_PARAMS_LEN (12)
+#define WLAN_DEL_PROFILE_PARAMS_LEN (4)
+#define WLAN_SET_MASK_PARAMS_LEN (4)
+#define WLAN_SET_SCAN_PARAMS_LEN (100)
+#define WLAN_GET_SCAN_RESULTS_PARAMS_LEN (4)
+#define WLAN_ADD_PROFILE_NOSEC_PARAM_LEN (24)
+#define WLAN_ADD_PROFILE_WEP_PARAM_LEN (36)
+#define WLAN_ADD_PROFILE_WPA_PARAM_LEN (44)
+#define WLAN_CONNECT_PARAM_LEN (29)
+#define WLAN_SMART_CONFIG_START_PARAMS_LEN (4)
+
+
+
+
+//*****************************************************************************
+//
+//! SimpleLink_Init_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 Send HCI_CMND_SIMPLE_LINK_START to CC3000
+//
+//*****************************************************************************
+static void SimpleLink_Init_Start(unsigned short usPatchesAvailableAtHost)
+{
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (unsigned char *)(ptr + HEADERS_SIZE_CMD);
+
+ UINT8_TO_STREAM(args, ((usPatchesAvailableAtHost) ? SL_PATCHES_REQUEST_FORCE_HOST : SL_PATCHES_REQUEST_DEFAULT));
+
+ // IRQ Line asserted - send HCI_CMND_SIMPLE_LINK_START to CC3000
+ hci_command_send(HCI_CMND_SIMPLE_LINK_START, ptr, WLAN_SL_INIT_START_PARAMS_LEN);
+
+ SimpleLinkWaitEvent(HCI_CMND_SIMPLE_LINK_START, 0);
+
+}
+
+
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+void wlan_init( tWlanCB sWlanCB,
+ tFWPatches sFWPatches,
+ tDriverPatches sDriverPatches,
+ tBootLoaderPatches sBootLoaderPatches,
+ tWlanReadInteruptPin sReadWlanInterruptPin,
+ tWlanInterruptEnable sWlanInterruptEnable,
+ tWlanInterruptDisable sWlanInterruptDisable,
+ tWriteWlanPin sWriteWlanPin)
+{
+
+ tSLInformation.sFWPatches = sFWPatches;
+ tSLInformation.sDriverPatches = sDriverPatches;
+ tSLInformation.sBootLoaderPatches = sBootLoaderPatches;
+
+ // init io callback
+ tSLInformation.ReadWlanInterruptPin = sReadWlanInterruptPin;
+ tSLInformation.WlanInterruptEnable = sWlanInterruptEnable;
+ tSLInformation.WlanInterruptDisable = sWlanInterruptDisable;
+ tSLInformation.WriteWlanPin = sWriteWlanPin;
+
+ //init asynchronous events callback
+ tSLInformation.sWlanCB= sWlanCB;
+
+ // By default TX Complete events are routed to host too
+ tSLInformation.InformHostOnTxComplete = 1;
+}
+
+//*****************************************************************************
+//
+//! SpiReceiveHandler
+//!
+//! @param pvBuffer - pointer to the received data buffer
+//! The function triggers Received event/data processing
+//!
+//! @param Pointer to the received data
+//! @return none
+//!
+//! @brief The function triggers Received event/data processing. It is
+//! called from the SPI library to receive the data
+//
+//*****************************************************************************
+void SpiReceiveHandler(void *pvBuffer)
+{
+ tSLInformation.usEventOrDataReceived = 1;
+ tSLInformation.pucReceivedData = (unsigned char *)pvBuffer;
+
+ hci_unsolicited_event_handler();
+}
+
+
+//*****************************************************************************
+//
+//! 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
+//!
+//
+//*****************************************************************************
+
+void
+wlan_start(unsigned short usPatchesAvailableAtHost)
+{
+
+ unsigned long ulSpiIRQState;
+
+ tSLInformation.NumberOfSentPackets = 0;
+ tSLInformation.NumberOfReleasedPackets = 0;
+ tSLInformation.usRxEventOpcode = 0;
+ tSLInformation.usNumberOfFreeBuffers = 0;
+ tSLInformation.usSlBufferLength = 0;
+ tSLInformation.usBufferSize = 0;
+ tSLInformation.usRxDataPending = 0;
+ tSLInformation.slTransmitDataError = 0;
+ tSLInformation.usEventOrDataReceived = 0;
+ tSLInformation.pucReceivedData = 0;
+
+ // Allocate the memory for the RX/TX data transactions
+ tSLInformation.pucTxCommandBuffer = (unsigned char *)wlan_tx_buffer;
+
+ // init spi
+ SpiOpen(SpiReceiveHandler);
+
+ // Check the IRQ line
+ ulSpiIRQState = tSLInformation.ReadWlanInterruptPin();
+
+ // ASIC 1273 chip enable: toggle WLAN EN line
+ tSLInformation.WriteWlanPin( WLAN_ENABLE );
+
+ if (ulSpiIRQState)
+ {
+ // wait till the IRQ line goes low
+ while(tSLInformation.ReadWlanInterruptPin() != 0)
+ {
+ }
+
+ }
+ else
+ {
+ // ASIC 1273 chip enable: toggle WLAN EN line
+ tSLInformation.WriteWlanPin( WLAN_DISABLE );
+ // wait till the IRQ line goes high and than low
+ while(tSLInformation.ReadWlanInterruptPin() == 0)
+ {
+ }
+ // ASIC 1273 chip enable: toggle WLAN EN line
+ tSLInformation.WriteWlanPin( WLAN_ENABLE );
+ while(tSLInformation.ReadWlanInterruptPin() != 0)
+ {
+ }
+ }
+
+ SimpleLink_Init_Start(usPatchesAvailableAtHost);
+
+ // Read Buffer's size and finish
+ hci_command_send(HCI_CMND_READ_BUFFER_SIZE, tSLInformation.pucTxCommandBuffer, 0);
+
+ SimpleLinkWaitEvent(HCI_CMND_READ_BUFFER_SIZE, 0);
+
+}
+
+
+//*****************************************************************************
+//
+//! wlan_stop
+//!
+//! @param none
+//!
+//! @return none
+//!
+//! @brief Stop WLAN device by putting it into reset state.
+//!
+//! @sa wlan_start
+//
+//*****************************************************************************
+
+void
+wlan_stop(void)
+{
+ // ASIC 1273 chip disable
+ tSLInformation.WriteWlanPin( WLAN_DISABLE );
+
+ // Wait till IRQ line goes high...
+ while(tSLInformation.ReadWlanInterruptPin() == 0)
+ {
+ }
+
+ // Free the used by WLAN Driver memory
+ if (tSLInformation.pucTxCommandBuffer)
+ {
+ tSLInformation.pucTxCommandBuffer = 0;
+ }
+
+ SpiClose();
+}
+
+
+//*****************************************************************************
+//
+//! 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 16 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
+long
+wlan_connect(unsigned long ulSecType, char *ssid, long ssid_len, unsigned char *bssid, unsigned char *key, long key_len)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+ unsigned char bssid_zero[] = {0, 0, 0, 0, 0, 0};
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (ptr + HEADERS_SIZE_CMD);
+
+ // Fill in command buffer
+ args = UINT32_TO_STREAM(args, 0x0000001c);
+ args = UINT32_TO_STREAM(args, ssid_len);
+ args = UINT32_TO_STREAM(args, ulSecType);
+ args = UINT32_TO_STREAM(args, 0x00000010 + ssid_len);
+ args = UINT32_TO_STREAM(args, key_len);
+ args = UINT16_TO_STREAM(args, 0);
+
+ // padding shall be zeroed
+ if(bssid)
+ {
+ ARRAY_TO_STREAM(args, bssid, ETH_ALEN);
+ }
+ else
+ {
+ ARRAY_TO_STREAM(args, bssid_zero, ETH_ALEN);
+ }
+
+ ARRAY_TO_STREAM(args, ssid, ssid_len);
+
+ if(key_len && key)
+ {
+ ARRAY_TO_STREAM(args, key, key_len);
+ }
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_CONNECT, ptr, WLAN_CONNECT_PARAM_LEN + ssid_len + key_len - 1);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_CONNECT, &ret);
+ errno = ret;
+
+ return(ret);
+}
+#else
+long
+wlan_connect(char *ssid, long ssid_len)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+ unsigned char bssid_zero[] = {0, 0, 0, 0, 0, 0};
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (ptr + HEADERS_SIZE_CMD);
+
+ // Fill in command buffer
+ args = UINT32_TO_STREAM(args, 0x0000001c);
+ args = UINT32_TO_STREAM(args, ssid_len);
+ args = UINT32_TO_STREAM(args, 0);
+ args = UINT32_TO_STREAM(args, 0x00000010 + ssid_len);
+ args = UINT32_TO_STREAM(args, 0);
+ args = UINT16_TO_STREAM(args, 0);
+
+ // padding shall be zeroed
+ ARRAY_TO_STREAM(args, bssid_zero, ETH_ALEN);
+ ARRAY_TO_STREAM(args, ssid, ssid_len);
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_CONNECT, ptr, WLAN_CONNECT_PARAM_LEN + ssid_len - 1);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_CONNECT, &ret);
+ errno = ret;
+
+ return(ret);
+}
+#endif
+
+//*****************************************************************************
+//
+//! wlan_disconnect
+//!
+//! @return 0 disconnected done, other CC3000 already disconnected
+//!
+//! @brief Disconnect connection from AP.
+//!
+//! @sa wlan_connect
+//
+//*****************************************************************************
+
+long
+wlan_disconnect()
+{
+ long ret;
+ unsigned char *ptr;
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+
+ hci_command_send(HCI_CMND_WLAN_DISCONNECT, ptr, 0);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_DISCONNECT, &ret);
+ errno = ret;
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+long
+wlan_ioctl_set_connection_policy(unsigned long should_connect_to_open_ap,
+ unsigned long ulShouldUseFastConnect,
+ unsigned long ulUseProfiles)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (unsigned char *)(ptr + HEADERS_SIZE_CMD);
+
+ // Fill in HCI packet structure
+ args = UINT32_TO_STREAM(args, should_connect_to_open_ap);
+ args = UINT32_TO_STREAM(args, ulShouldUseFastConnect);
+ args = UINT32_TO_STREAM(args, ulUseProfiles);
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_IOCTL_SET_CONNECTION_POLICY,
+ ptr, WLAN_SET_CONNECTION_POLICY_PARAMS_LEN);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_SET_CONNECTION_POLICY, &ret);
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! 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, zero 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
+//
+//*****************************************************************************
+
+#ifndef CC3000_TINY_DRIVER
+long
+wlan_add_profile(unsigned long ulSecType,
+ unsigned char* ucSsid,
+ unsigned long ulSsidLen,
+ unsigned char *ucBssid,
+ unsigned long ulPriority,
+ unsigned long ulPairwiseCipher_Or_TxKeyLen,
+ unsigned long ulGroupCipher_TxKeyIndex,
+ unsigned long ulKeyMgmt,
+ unsigned char* ucPf_OrKey,
+ unsigned long ulPassPhraseLen)
+{
+ unsigned short arg_len;
+ long ret;
+ unsigned char *ptr;
+ long i = 0;
+ unsigned char *args;
+ unsigned char bssid_zero[] = {0, 0, 0, 0, 0, 0};
+
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (ptr + HEADERS_SIZE_CMD);
+
+ args = UINT32_TO_STREAM(args, ulSecType);
+
+ // Setup arguments in accordance with the security type
+ switch (ulSecType)
+ {
+ //OPEN
+ case WLAN_SEC_UNSEC:
+ {
+ args = UINT32_TO_STREAM(args, 0x00000014);
+ args = UINT32_TO_STREAM(args, ulSsidLen);
+ args = UINT16_TO_STREAM(args, 0);
+ if(ucBssid)
+ {
+ ARRAY_TO_STREAM(args, ucBssid, ETH_ALEN);
+ }
+ else
+ {
+ ARRAY_TO_STREAM(args, bssid_zero, ETH_ALEN);
+ }
+ args = UINT32_TO_STREAM(args, ulPriority);
+ ARRAY_TO_STREAM(args, ucSsid, ulSsidLen);
+
+ arg_len = WLAN_ADD_PROFILE_NOSEC_PARAM_LEN + ulSsidLen;
+ }
+ break;
+
+ //WEP
+ case WLAN_SEC_WEP:
+ {
+ args = UINT32_TO_STREAM(args, 0x00000020);
+ args = UINT32_TO_STREAM(args, ulSsidLen);
+ args = UINT16_TO_STREAM(args, 0);
+ if(ucBssid)
+ {
+ ARRAY_TO_STREAM(args, ucBssid, ETH_ALEN);
+ }
+ else
+ {
+ ARRAY_TO_STREAM(args, bssid_zero, ETH_ALEN);
+ }
+ args = UINT32_TO_STREAM(args, ulPriority);
+ args = UINT32_TO_STREAM(args, 0x0000000C + ulSsidLen);
+ args = UINT32_TO_STREAM(args, ulPairwiseCipher_Or_TxKeyLen);
+ args = UINT32_TO_STREAM(args, ulGroupCipher_TxKeyIndex);
+ ARRAY_TO_STREAM(args, ucSsid, ulSsidLen);
+
+ for(i = 0; i < 4; i++)
+ {
+ unsigned char *p = &ucPf_OrKey[i * ulPairwiseCipher_Or_TxKeyLen];
+
+ ARRAY_TO_STREAM(args, p, ulPairwiseCipher_Or_TxKeyLen);
+ }
+
+ arg_len = WLAN_ADD_PROFILE_WEP_PARAM_LEN + ulSsidLen +
+ ulPairwiseCipher_Or_TxKeyLen * 4;
+
+ }
+ break;
+
+ //WPA
+ //WPA2
+ case WLAN_SEC_WPA:
+ case WLAN_SEC_WPA2:
+ {
+ args = UINT32_TO_STREAM(args, 0x00000028);
+ args = UINT32_TO_STREAM(args, ulSsidLen);
+ args = UINT16_TO_STREAM(args, 0);
+ if(ucBssid)
+ {
+ ARRAY_TO_STREAM(args, ucBssid, ETH_ALEN);
+ }
+ else
+ {
+ ARRAY_TO_STREAM(args, bssid_zero, ETH_ALEN);
+ }
+ args = UINT32_TO_STREAM(args, ulPriority);
+ args = UINT32_TO_STREAM(args, ulPairwiseCipher_Or_TxKeyLen);
+ args = UINT32_TO_STREAM(args, ulGroupCipher_TxKeyIndex);
+ args = UINT32_TO_STREAM(args, ulKeyMgmt);
+ args = UINT32_TO_STREAM(args, 0x00000008 + ulSsidLen);
+ args = UINT32_TO_STREAM(args, ulPassPhraseLen);
+ ARRAY_TO_STREAM(args, ucSsid, ulSsidLen);
+ ARRAY_TO_STREAM(args, ucPf_OrKey, ulPassPhraseLen);
+
+ arg_len = WLAN_ADD_PROFILE_WPA_PARAM_LEN + ulSsidLen + ulPassPhraseLen;
+ }
+
+ break;
+ }
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_IOCTL_ADD_PROFILE, ptr, arg_len);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_ADD_PROFILE, &ret);
+
+ return(ret);
+}
+#else
+long
+wlan_add_profile(unsigned long ulSecType,
+ unsigned char* ucSsid,
+ unsigned long ulSsidLen,
+ unsigned char *ucBssid,
+ unsigned long ulPriority,
+ unsigned long ulPairwiseCipher_Or_TxKeyLen,
+ unsigned long ulGroupCipher_TxKeyIndex,
+ unsigned long ulKeyMgmt,
+ unsigned char* ucPf_OrKey,
+ unsigned long ulPassPhraseLen)
+{
+ return -1;
+}
+#endif
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+long
+wlan_ioctl_del_profile(unsigned long ulIndex)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (unsigned char *)(ptr + HEADERS_SIZE_CMD);
+
+ // Fill in HCI packet structure
+ args = UINT32_TO_STREAM(args, ulIndex);
+ ret = EFAIL;
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_IOCTL_DEL_PROFILE, ptr, WLAN_DEL_PROFILE_PARAMS_LEN);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_DEL_PROFILE, &ret);
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! wlan_ioctl_get_scan_results
+//!
+//! @param[in] scan_timeout parameter not supported
+//! @param[out] ucResults scan results (_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
+//
+//*****************************************************************************
+
+#ifndef CC3000_TINY_DRIVER
+long
+wlan_ioctl_get_scan_results(unsigned long ulScanTimeout, unsigned char *ucResults)
+{
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (ptr + HEADERS_SIZE_CMD);
+
+ // Fill in temporary command buffer
+ args = UINT32_TO_STREAM(args, ulScanTimeout);
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_IOCTL_GET_SCAN_RESULTS,
+ ptr, WLAN_GET_SCAN_RESULTS_PARAMS_LEN);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_GET_SCAN_RESULTS, (long*)ucResults);
+
+ return(0);
+}
+#endif
+
+//*****************************************************************************
+//
+//! 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 (unsigned long) holds timeout between periodic scan
+//! (connection scan) - in millisecond. 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
+//
+//*****************************************************************************
+
+#ifndef CC3000_TINY_DRIVER
+long
+wlan_ioctl_set_scan_params(unsigned long uiEnable, unsigned long uiMinDwellTime,
+ unsigned long uiMaxDwellTime,
+ unsigned long uiNumOfProbeRequests,
+ unsigned long uiChannelMask,long iRSSIThreshold,
+ unsigned long uiSNRThreshold,
+ unsigned long uiDefaultTxPower,
+ unsigned long *aiIntervalList)
+{
+ unsigned long uiRes;
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (ptr + HEADERS_SIZE_CMD);
+
+ // Fill in temporary command buffer
+ args = UINT32_TO_STREAM(args, 36);
+ args = UINT32_TO_STREAM(args, uiEnable);
+ args = UINT32_TO_STREAM(args, uiMinDwellTime);
+ args = UINT32_TO_STREAM(args, uiMaxDwellTime);
+ args = UINT32_TO_STREAM(args, uiNumOfProbeRequests);
+ args = UINT32_TO_STREAM(args, uiChannelMask);
+ args = UINT32_TO_STREAM(args, iRSSIThreshold);
+ args = UINT32_TO_STREAM(args, uiSNRThreshold);
+ args = UINT32_TO_STREAM(args, uiDefaultTxPower);
+ ARRAY_TO_STREAM(args, aiIntervalList, sizeof(unsigned long) * SL_SET_SCAN_PARAMS_INTERVAL_LIST_SIZE);
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_WLAN_IOCTL_SET_SCANPARAM, ptr, WLAN_SET_SCAN_PARAMS_LEN);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_SET_SCANPARAM, (long*)&uiRes);
+
+ return(uiRes);
+}
+#endif
+
+//*****************************************************************************
+//
+//! 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.
+//
+//*****************************************************************************
+
+long
+wlan_set_event_mask(unsigned long ulMask)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+
+
+ if ((ulMask & HCI_EVNT_WLAN_TX_COMPLETE) == HCI_EVNT_WLAN_TX_COMPLETE)
+ {
+ tSLInformation.InformHostOnTxComplete = 0;
+
+ // Since an event is a virtual event - i.e. it is not coming from CC3000
+ // there is no need to send anything to the device if it was an only event
+ if (ulMask == HCI_EVNT_WLAN_TX_COMPLETE)
+ {
+ return 0;
+ }
+
+ ulMask &= ~HCI_EVNT_WLAN_TX_COMPLETE;
+ ulMask |= HCI_EVNT_WLAN_UNSOL_BASE;
+ }
+ else
+ {
+ tSLInformation.InformHostOnTxComplete = 1;
+ }
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (unsigned char *)(ptr + HEADERS_SIZE_CMD);
+
+ // Fill in HCI packet structure
+ args = UINT32_TO_STREAM(args, ulMask);
+
+ // Initiate a HCI command
+ hci_command_send(HCI_CMND_EVENT_MASK, ptr, WLAN_SET_MASK_PARAMS_LEN);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_EVENT_MASK, &ret);
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+#ifndef CC3000_TINY_DRIVER
+long
+wlan_ioctl_statusget(void)
+{
+ long ret;
+ unsigned char *ptr;
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+
+ hci_command_send(HCI_CMND_WLAN_IOCTL_STATUSGET, ptr, 0);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_STATUSGET, &ret);
+
+ return(ret);
+}
+#endif
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+long
+wlan_smart_config_start(unsigned long algoEncryptedFlag)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (unsigned char *)(ptr + HEADERS_SIZE_CMD);
+
+ // Fill in HCI packet structure
+ args = UINT32_TO_STREAM(args, algoEncryptedFlag);
+ ret = EFAIL;
+
+ hci_command_send(HCI_CMND_WLAN_IOCTL_SIMPLE_CONFIG_START, ptr, WLAN_SMART_CONFIG_START_PARAMS_LEN);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_SIMPLE_CONFIG_START, &ret);
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+long
+wlan_smart_config_stop(void)
+{
+ long ret;
+ unsigned char *ptr;
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+
+ hci_command_send(HCI_CMND_WLAN_IOCTL_SIMPLE_CONFIG_STOP, ptr, 0);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_SIMPLE_CONFIG_STOP, &ret);
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! 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
+//
+//*****************************************************************************
+
+long
+wlan_smart_config_set_prefix(char* cNewPrefix)
+{
+ long ret;
+ unsigned char *ptr;
+ unsigned char *args;
+
+ ret = EFAIL;
+ ptr = tSLInformation.pucTxCommandBuffer;
+ args = (ptr + HEADERS_SIZE_CMD);
+
+ if (cNewPrefix == NULL)
+ return ret;
+ else // with the new Smart Config, prefix must be TTT
+ {
+ *cNewPrefix = 'T';
+ *(cNewPrefix + 1) = 'T';
+ *(cNewPrefix + 2) = 'T';
+ }
+
+ ARRAY_TO_STREAM(args, cNewPrefix, SL_SIMPLE_CONFIG_PREFIX_LENGTH);
+
+ hci_command_send(HCI_CMND_WLAN_IOCTL_SIMPLE_CONFIG_SET_PREFIX, ptr, SL_SIMPLE_CONFIG_PREFIX_LENGTH);
+
+ // Wait for command complete event
+ SimpleLinkWaitEvent(HCI_CMND_WLAN_IOCTL_SIMPLE_CONFIG_SET_PREFIX, &ret);
+
+ return(ret);
+}
+
+//*****************************************************************************
+//
+//! 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.
+//
+//*****************************************************************************
+
+
+#ifndef CC3000_UNENCRYPTED_SMART_CONFIG
+long
+wlan_smart_config_process()
+{
+ signed long returnValue;
+ unsigned long ssidLen, keyLen;
+ unsigned char *decKeyPtr;
+ unsigned char *ssidPtr;
+
+ // read the key from EEPROM - fileID 12
+ returnValue = aes_read_key(key);
+
+ if (returnValue != 0)
+ return returnValue;
+
+ // read the received data from fileID #13 and parse it according to the followings:
+ // 1) SSID LEN - not encrypted
+ // 2) SSID - not encrypted
+ // 3) KEY LEN - not encrypted. always 32 bytes long
+ // 4) Security type - not encrypted
+ // 5) KEY - encrypted together with true key length as the first byte in KEY
+ // to elaborate, there are two corner cases:
+ // 1) the KEY is 32 bytes long. In this case, the first byte does not represent KEY length
+ // 2) the KEY is 31 bytes long. In this case, the first byte represent KEY length and equals 31
+ returnValue = nvmem_read(NVMEM_SHARED_MEM_FILEID, SMART_CONFIG_PROFILE_SIZE, 0, profileArray);
+
+ if (returnValue != 0)
+ return returnValue;
+
+ ssidPtr = &profileArray[1];
+
+ ssidLen = profileArray[0];
+
+ decKeyPtr = &profileArray[profileArray[0] + 3];
+
+ aes_decrypt(decKeyPtr, key);
+ if (profileArray[profileArray[0] + 1] > 16)
+ aes_decrypt((unsigned char *)(decKeyPtr + 16), key);
+
+ if (*(unsigned char *)(decKeyPtr +31) != 0)
+ {
+ if (*decKeyPtr == 31)
+ {
+ keyLen = 31;
+ decKeyPtr++;
+ }
+ else
+ {
+ keyLen = 32;
+ }
+ }
+ else
+ {
+ keyLen = *decKeyPtr;
+ decKeyPtr++;
+ }
+
+ // add a profile
+ switch (profileArray[profileArray[0] + 2])
+ {
+ case WLAN_SEC_UNSEC://None
+ {
+ returnValue = wlan_add_profile(profileArray[profileArray[0] + 2], // security type
+ ssidPtr, // SSID
+ ssidLen, // SSID length
+ NULL, // BSSID
+ 1, // Priority
+ 0, 0, 0, 0, 0);
+
+ break;
+ }
+
+ case WLAN_SEC_WEP://WEP
+ {
+ returnValue = wlan_add_profile(profileArray[profileArray[0] + 2], // security type
+ ssidPtr, // SSID
+ ssidLen, // SSID length
+ NULL, // BSSID
+ 1, // Priority
+ keyLen, // KEY length
+ 0, // KEY index
+ 0,
+ decKeyPtr, // KEY
+ 0);
+
+ break;
+ }
+
+ case WLAN_SEC_WPA://WPA
+ case WLAN_SEC_WPA2://WPA2
+ {
+ returnValue = wlan_add_profile(WLAN_SEC_WPA2, // security type
+ ssidPtr,
+ ssidLen,
+ NULL, // BSSID
+ 1, // Priority
+ 0x18, // PairwiseCipher
+ 0x1e, // GroupCipher
+ 2, // KEY management
+ decKeyPtr, // KEY
+ keyLen); // KEY length
+
+ break;
+ }
+ }
+
+ return returnValue;
+}
+#endif //CC3000_UNENCRYPTED_SMART_CONFIG
+
+//*****************************************************************************
+//
+// Close the Doxygen group.
+//! @}
+//
+//*****************************************************************************
+