//****************************************************************************
//
//! Confgiures the mode in which the device will work
//!
//! \param iMode is the current mode of the device
//!
//! This function
//! 1. prompt user for desired configuration and accordingly configure the
//! networking mode(STA or AP).
//! 2. also give the user the option to configure the ssid name in case of
//! AP mode.
//!
//! \return 0: success, -ve: failure.
//
//****************************************************************************
long ConfigureMode(int iMode)
{
char cCharacter = 'a';
char pcSsidName[33];
unsigned short len;
long lRetVal = -1;
while(cCharacter != '1' && cCharacter != '2' && cCharacter != '3')
{
UART_PRINT("Do you Want to Switch Mode\n\r1. STA mode\n\r2. AP Mode\n\r"
"3. P2P Mode :");
cCharacter = MAP_UARTCharGet(CONSOLE);
MAP_UARTCharPut(CONSOLE,cCharacter);
MAP_UARTCharPut(CONSOLE,'\n');
MAP_UARTCharPut(CONSOLE,'\r');
}
if(cCharacter == '1')
{
lRetVal = sl_WlanSetMode(ROLE_STA);
ASSERT_ON_ERROR(lRetVal);
UART_PRINT("mode configured\n\r");
}
else if(cCharacter == '2')
{
UART_PRINT("Enter the SSID name: ");
GetSsidName(pcSsidName,33);
_SlNonOsMainLoopTask();
lRetVal = sl_WlanSetMode(ROLE_AP);
ASSERT_ON_ERROR(lRetVal);
len = strlen(pcSsidName);
lRetVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, len,
(unsigned char*) pcSsidName);
ASSERT_ON_ERROR(lRetVal);
UART_PRINT("mode configured\n\r");
}
else if(cCharacter == '3')
{
lRetVal = sl_WlanSetMode(ROLE_P2P);
ASSERT_ON_ERROR(lRetVal);
UART_PRINT("mode configured\n\r");
}
else
{
UART_PRINT("Wrong input\n\r");
}
return 0;
}
//****************************************************************************
//
//! Confgiures the mode in which the device will work
//!
//! \param iMode is the current mode of the device
//!
//! This function
//! 1. prompt user for desired configuration and accordingly configure the
//! networking mode(STA or AP).
//! 2. also give the user the option to configure the ssid name in case of
//! AP mode.
//!
//! \return sl_start return value(int).
//
//****************************************************************************
static int ConfigureMode(int iMode)
{
char pcSsidName[33];
long retVal = -1;
UART_PRINT("Enter the AP SSID name: ");
GetSsidName(pcSsidName,33);
retVal = sl_WlanSetMode(ROLE_AP);
ASSERT_ON_ERROR(__LINE__, retVal);
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(pcSsidName),
(unsigned char*)pcSsidName);
ASSERT_ON_ERROR(__LINE__, retVal);
UART_PRINT("Device is configured in AP mode\n\r");
/* Restart Network processor */
retVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(__LINE__, retVal);
// reset status bits
CLR_STATUS_BIT_ALL(g_ulStatus);
return sl_Start(NULL,NULL,NULL);
}
int WiFiClass::beginNetwork(char *ssid, char *passphrase)
{
long retVal = -1;
int i;
if (!_initialized) {
init();
}
// Initialize the AP-mode Connected Device array
WiFiClass::_connectedDeviceCount = 0;
_latestConnect = 0;
for (i = 0; i < MAX_AP_DEVICE_REGISTRY; i++) {
_connectedDevices[i].in_use = false;
memset((uint8_t *)_connectedDevices[i].ipAddress, 0, 4);
memset((uint8_t *)_connectedDevices[i].mac, 0, 6);
}
retVal = sl_WlanSetMode(ROLE_AP);
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(ssid),
(unsigned char *)ssid);
unsigned char val = SL_SEC_TYPE_WPA;
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, 1, (unsigned char *)&val);
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD, strlen(passphrase),
(unsigned char *)passphrase);
/* Restart Network processor */
retVal = sl_Stop(30);
role = ROLE_AP;
return (retVal == 0 ? sl_Start(NULL, NULL, NULL) : retVal);
}
int WiFiClass::beginNetwork(char *ssid, char *passphrase)
{
long retVal = -1;
if (!_initialized) {
init();
}
retVal = sl_WlanSetMode(ROLE_AP);
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(ssid),
(unsigned char *)ssid);
unsigned char val = SL_SEC_TYPE_WPA;
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, 1, (unsigned char *)&val);
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD, strlen(passphrase),
(unsigned char *)passphrase);
/* Restart Network processor */
retVal = sl_Stop(30);
role = ROLE_AP;
return sl_Start(NULL,NULL,NULL);
}
//*****************************************************************************
//
//! Check the device mode and switch to P2P mode
//! restart the NWP to activate P2P mode
//!
//! \param None
//!
//! \return status code - Success:0, Failure:-ve
//
//*****************************************************************************
long StartDeviceInP2P()
{
long lRetVal = -1;
// Reset CC3200 Network State Machine
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of application
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
UART_PRINT("Failed to configure the device in its default state \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(NULL,NULL,NULL);
ASSERT_ON_ERROR(lRetVal);
if(lRetVal != ROLE_P2P)
{
lRetVal = sl_WlanSetMode(ROLE_P2P);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
// reset the Status bits
CLR_STATUS_BIT_ALL(g_ulStatus);
lRetVal = sl_Start(NULL,NULL,NULL);
if(lRetVal < 0 || lRetVal != ROLE_P2P)
{
ASSERT_ON_ERROR(P2P_MODE_START_FAILED);
}
else
{
UART_PRINT("Started SimpleLink Device: P2P Mode\n\r");
return SUCCESS;
}
}
return SUCCESS;
}
static unsigned long cc3200helpers_startIn(SlWlanMode_t eWlanMode)
{
int iMode = 0;
unsigned long dwResult = 0;
s_flWLANConnected = 0;
s_flAcquiredIP = 0;
SlWlanMode_t s_eRequestedWlanMode = eWlanMode;
dwResult = cc3200helpers_start(&iMode);
if ( dwResult )
{
return dwResult;
}
if ( eWlanMode == iMode )
{
return cc3200Helpers_OK;
}
if (ROLE_AP == iMode)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
TRACE("Waiting for AP to initialize\n\r");
while(!s_flAcquiredIP)
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
s_flAcquiredIP = 0;
TRACE("AP ready\n\r");
}
if ( sl_WlanSetMode(eWlanMode) )
{
return cc3200Helpers_SwitchFailed | cc3200Helpers_SetModeFailed;
}
if ( sl_Stop(0) )
{
return cc3200Helpers_SwitchFailed | cc3200Helpers_StopFailed;
}
dwResult = cc3200helpers_start(&iMode);
if ( dwResult )
{
return cc3200Helpers_SwitchFailed | dwResult;
}
if ( iMode != eWlanMode )
{
return cc3200Helpers_SwitchFailed;
}
return cc3200Helpers_OK;
}
int32_t ResetSimpleLink() {
int32_t i32Mode = -1, i32RetVal = -1;
uint8_t ui8Val = 1;
i32Mode = sl_Start(0, 0, 0);
i32RetVal = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
if (i32RetVal != 0) {
return -1;
}
i32RetVal = sl_WlanProfileDel(0xFF);
if (i32RetVal != 0) {
return -1;
}
if (ROLE_STA != i32Mode) {
if (ROLE_AP == i32Mode) {
while (!STATUS_GET(g_sSLCon.Status, STATUS_BIT_IP_ACQUIRED)) {
}
}
sl_WlanSetMode(ROLE_STA);
sl_Stop(0);
g_sSLCon.Status = 0;
i32RetVal = sl_Start(0, 0, 0);
if (ROLE_STA != i32RetVal) {
return -1;
}
}
i32RetVal = sl_WlanDisconnect();
if (i32RetVal == 0) {
while (STATUS_GET(g_sSLCon.Status, STATUS_BIT_CONNECTED)) {
}
}
sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE, 1, 1, &ui8Val);
sl_WlanPolicySet(SL_POLICY_SCAN, SL_SCAN_POLICY(0), NULL, NULL);
ui8Val = 0;
sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID,
WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *) &ui8Val);
sl_WlanPolicySet(SL_POLICY_PM, SL_NORMAL_POLICY, NULL, 0);
sl_NetAppMDNSUnRegisterService(0, 0);
sl_Stop(0);
InitVariables();
return 0;
}
bool wifi_setup_ap(const char *ssid, const char *pass, int channel) {
uint8_t v;
if (sl_WlanSetMode(ROLE_AP) != 0) {
return false;
}
if (sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(ssid),
(const uint8_t *) ssid) != 0) {
return false;
}
v = strlen(pass) > 0 ? SL_SEC_TYPE_WPA : SL_SEC_TYPE_OPEN;
if (sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, 1, &v) != 0) {
return false;
}
if (v == SL_SEC_TYPE_WPA &&
sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD, strlen(pass),
(const uint8_t *) pass) != 0) {
return false;
}
v = channel;
if (sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_CHANNEL, 1, &v) != 0) {
return false;
}
sl_NetAppStop(SL_NET_APP_DHCP_SERVER_ID);
{
SlNetCfgIpV4Args_t ipcfg;
memset(&ipcfg, 0, sizeof(ipcfg));
if (!inet_pton(AF_INET, "192.168.4.1", &ipcfg.ipV4) ||
!inet_pton(AF_INET, "255.255.255.0", &ipcfg.ipV4Mask) ||
/* This means "disable". 0.0.0.0 won't do. */
!inet_pton(AF_INET, "255.255.255.255", &ipcfg.ipV4DnsServer) ||
/* We'd like to disable gateway too, but DHCP server refuses to start.
*/
!inet_pton(AF_INET, "192.168.4.1", &ipcfg.ipV4Gateway) ||
sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE, IPCONFIG_MODE_ENABLE_IPV4,
sizeof(ipcfg), (uint8_t *) &ipcfg) != 0) {
return false;
}
}
{
SlNetAppDhcpServerBasicOpt_t dhcpcfg;
memset(&dhcpcfg, 0, sizeof(dhcpcfg));
dhcpcfg.lease_time = 900;
if (!inet_pton(AF_INET, "192.168.4.20", &dhcpcfg.ipv4_addr_start) ||
!inet_pton(AF_INET, "192.168.4.200", &dhcpcfg.ipv4_addr_last) ||
sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID, NETAPP_SET_DHCP_SRV_BASIC_OPT,
sizeof(dhcpcfg), (uint8_t *) &dhcpcfg) != 0) {
return false;
}
}
sl_Stop(0);
sl_Start(NULL, NULL, NULL);
if (sl_NetAppStart(SL_NET_APP_DHCP_SERVER_ID) != 0) {
LOG(LL_ERROR, ("DHCP server failed to start"));
return false;
}
LOG(LL_INFO, ("WiFi: AP %s configured", ssid));
return true;
}
static int ensure_role_sta() {
if (s_current_role == ROLE_STA) return 1;
if (sl_WlanSetMode(ROLE_STA) != 0) return 0;
if (!restart_nwp()) return 0;
_u32 scan_interval = WIFI_SCAN_INTERVAL_SECONDS;
sl_WlanPolicySet(SL_POLICY_SCAN, 1 /* enable */, (_u8 *) &scan_interval,
sizeof(scan_interval));
return 1;
}
//--tested, working--//
bool WiFiClass::init()
{
//
//only initialize once
//
if (_initialized) {
return true;
}
//
//Initialize the UDMA
//
UDMAInit();
//
//start the SimpleLink driver (no callback)
//
int iRet = sl_Start(NULL, NULL, NULL);
//
//check if sl_start failed
//
if (iRet==ROLE_STA_ERR || iRet==ROLE_AP_ERR || iRet==ROLE_P2P_ERR) {
return false;
}
//
//set the mode to station if it's not already in station mode
//
if (iRet != ROLE_STA) {
sl_WlanSetMode(ROLE_STA);
sl_Stop(0);
sl_Start(NULL, NULL, NULL);
}
//
//Delete all profiles$
//
sl_WlanProfileDel(0xff);
//
//disconnect from anything if for some reason it's connected
//
sl_WlanDisconnect();
sl_NetAppMDNSUnRegisterService(0, 0);
_initialized = true;
//
// Start collecting statistics
//
sl_WlanRxStatStart();
return true;
}
//*****************************************************************************
//
//! Check the device mode and switch to STATION(STA) mode
//! restart the NWP to activate STATION mode
//!
//! \param iMode (device mode)
//!
//! \return None
//
//*****************************************************************************
void SwitchToStaMode(int iMode)
{
if(iMode != ROLE_STA)
{
sl_WlanSetMode(ROLE_STA);
MAP_UtilsDelay(80000);
sl_Stop(10);
MAP_UtilsDelay(80000);
sl_Start(0,0,0);
}
}
//****************************************************************************
//
//! Confgiures the mode in which the device will work
//!
//! \param iMode is the current mode of the device
//!
//!
//! \return SlWlanMode_t
//!
//
//****************************************************************************
static int ConfigureMode(int iMode)
{
long lRetVal = -1;
lRetVal = sl_WlanSetMode(iMode);
ASSERT_ON_ERROR(lRetVal);
/* Restart Network processor */
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
// reset status bits
CLR_STATUS_BIT_ALL(g_ulStatus);
return sl_Start(NULL,NULL,NULL);
}
bool wifi_setup_sta(const char *ssid, const char *pass) {
SlSecParams_t sp;
LOG(LL_INFO, ("WiFi: connecting to %s", ssid));
if (sl_WlanSetMode(ROLE_STA) != 0) return false;
sl_Stop(0);
sl_Start(NULL, NULL, NULL);
sl_WlanDisconnect();
sp.Key = (_i8 *) pass;
sp.KeyLen = strlen(pass);
sp.Type = sp.KeyLen ? SL_SEC_TYPE_WPA : SL_SEC_TYPE_OPEN;
if (sl_WlanConnect((const _i8 *) ssid, strlen(ssid), 0, &sp, 0) != 0) {
return false;
}
return true;
}
void wlan_configure()
{
sl_Start(NULL, NULL, NULL);
//
// reset all network policies
//
unsigned char ucpolicyVal;
int ret;
ret = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(0,0,0,0,0),
&ucpolicyVal,
1 /*PolicyValLen*/);
if(ret < 0)
{
LOOP_FOREVER();
}
sl_WlanSetMode(ROLE_STA);
sl_WlanPolicySet(SL_POLICY_CONNECTION, SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
sl_WlanProfileDel(0xFF);
sl_WlanDisconnect();
_WlanRxFilterOperationCommandBuff_t RxFilterIdMask;// = {0};
memset(&RxFilterIdMask, 0, sizeof(RxFilterIdMask));
unsigned char ucVal = 0;
unsigned char ucConfigOpt = 0;
// Enable DHCP client
sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&ucVal);
// Disable scan
ucConfigOpt = SL_SCAN_POLICY(0);
sl_WlanPolicySet(SL_POLICY_SCAN , ucConfigOpt, NULL, 0);
// Set Tx power level for station mode
// Number between 0-15, as dB offset from max power - 0 will set max power
unsigned char ucPower = 0;
sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&ucPower);
// Set PM policy to normal
sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
// Unregister mDNS services
sl_NetAppMDNSUnRegisterService(0, 0);
// Remove all 64 filters (8*8)
memset(RxFilterIdMask.FilterIdMask, 0xFF, 8);
sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (_u8 *)&RxFilterIdMask, sizeof(_WlanRxFilterOperationCommandBuff_t));
sl_Stop(SL_STOP_TIMEOUT);
}
int WiFiClass::beginNetwork(char *ssid)
{
long retVal = -1;
if (!_initialized) {
init();
}
retVal = sl_WlanSetMode(ROLE_AP);
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(ssid),
(unsigned char *)ssid);
/* Restart Network processor */
retVal = sl_Stop(30);
role = ROLE_AP;
return sl_Start(NULL,NULL,NULL);
}
static int WifiSetModeAP()
{
long retval;
if((retval = sl_WlanSetMode(ROLE_AP)) < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "WLAN mode fail");
}
if((retval = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(WIFI_AP_SSID), (unsigned char*)WIFI_AP_SSID)) < 0) {
RETURN_ERROR((int)retval, "Wifi: AP Name Set Failed");
}
//restart
if((retval = sl_Stop(SL_STOP_TIMEOUT)) < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL stop fail");
}
CLR_STATUS_BIT_ALL(wifi_state.status);
return sl_Start(0,0,0);
}
int sj_wifi_connect() {
int ret;
SlSecParams_t sp;
if (sl_WlanSetMode(ROLE_STA) != 0) {
return 0;
}
/* Turning the device off and on for the role change to take effect. */
sl_Stop(0);
sl_Start(NULL, NULL, NULL);
sp.Key = (_i8 *) s_wifi_sta_config.pass;
sp.KeyLen = strlen(s_wifi_sta_config.pass);
sp.Type = sp.KeyLen ? SL_SEC_TYPE_WPA : SL_SEC_TYPE_OPEN;
ret = sl_WlanConnect((const _i8 *) s_wifi_sta_config.ssid,
strlen(s_wifi_sta_config.ssid), 0, &sp, 0);
if (ret != 0) {
fprintf(stderr, "WlanConnect error: %d\n", ret);
return 0;
}
return 1;
}
//*****************************************************************************
//! \brief This function puts the device in its default state. It:
//! - Set the mode to STATION
//! - Configures connection policy to Auto and AutoSmartConfig
//! - Deletes all the stored profiles
//! - Enables DHCP
//! - Disables Scan policy
//! - Sets Tx power to maximum
//! - Sets power policy to normal
//! - Unregister mDNS services
//! - Remove all filters
//!
//! \param none
//! \return On success, zero is returned. On error, negative is returned
//*****************************************************************************
static long ConfigureSimpleLinkToDefaultState()
{
SlVersionFull ver = {0};
_WlanRxFilterOperationCommandBuff_t RxFilterIdMask = {0};
unsigned char ucVal = 1;
unsigned char ucConfigOpt = 0;
unsigned char ucConfigLen = 0;
unsigned char ucPower = 0;
long lRetVal = -1;
long lMode = -1;
lMode = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lMode);
// If the device is not in station-mode, try configuring it in station-mode
if (ROLE_STA != lMode)
{
if (ROLE_AP == lMode)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
// Switch to STA role and restart
lRetVal = sl_WlanSetMode(ROLE_STA);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lRetVal);
// Check if the device is in station again
if (ROLE_STA != lRetVal)
{
// We don't want to proceed if the device is not coming up in STA-mode
return DEVICE_NOT_IN_STATION_MODE;
}
}
// Get the device's version-information
ucConfigOpt = SL_DEVICE_GENERAL_VERSION;
ucConfigLen = sizeof(ver);
lRetVal = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &ucConfigOpt,
&ucConfigLen, (unsigned char *)(&ver));
ASSERT_ON_ERROR(lRetVal);
UART_PRINT("Host Driver Version: %s\n\r",SL_DRIVER_VERSION);
UART_PRINT("Build Version %d.%d.%d.%d.31.%d.%d.%d.%d.%d.%d.%d.%d\n\r",
ver.NwpVersion[0],ver.NwpVersion[1],ver.NwpVersion[2],ver.NwpVersion[3],
ver.ChipFwAndPhyVersion.FwVersion[0],ver.ChipFwAndPhyVersion.FwVersion[1],
ver.ChipFwAndPhyVersion.FwVersion[2],ver.ChipFwAndPhyVersion.FwVersion[3],
ver.ChipFwAndPhyVersion.PhyVersion[0],ver.ChipFwAndPhyVersion.PhyVersion[1],
ver.ChipFwAndPhyVersion.PhyVersion[2],ver.ChipFwAndPhyVersion.PhyVersion[3]);
// Set connection policy to Auto + SmartConfig
// (Device's default connection policy)
lRetVal = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
ASSERT_ON_ERROR(lRetVal);
// Remove all profiles
lRetVal = sl_WlanProfileDel(0xFF);
ASSERT_ON_ERROR(lRetVal);
//
// Device in station-mode. Disconnect previous connection if any
// The function returns 0 if 'Disconnected done', negative number if already
// disconnected Wait for 'disconnection' event if 0 is returned, Ignore
// other return-codes
//
lRetVal = sl_WlanDisconnect();
if(0 == lRetVal)
{
// Wait
while(IS_CONNECTED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
// Enable DHCP client
lRetVal = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&ucVal);
ASSERT_ON_ERROR(lRetVal);
// Disable scan
ucConfigOpt = SL_SCAN_POLICY(0);
lRetVal = sl_WlanPolicySet(SL_POLICY_SCAN , ucConfigOpt, NULL, 0);
ASSERT_ON_ERROR(lRetVal);
// Set Tx power level for station mode
// Number between 0-15, as dB offset from max power - 0 will set max power
ucPower = 0;
lRetVal = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID,
WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&ucPower);
ASSERT_ON_ERROR(lRetVal);
// Set PM policy to normal
lRetVal = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
ASSERT_ON_ERROR(lRetVal);
// Unregister mDNS services
lRetVal = sl_NetAppMDNSUnRegisterService(0, 0);
ASSERT_ON_ERROR(lRetVal);
// Remove all 64 filters (8*8)
memset(RxFilterIdMask.FilterIdMask, 0xFF, 8);
lRetVal = sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (_u8 *)&RxFilterIdMask,
sizeof(_WlanRxFilterOperationCommandBuff_t));
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(lRetVal);
InitializeAppVariables();
return lRetVal; // Success
}
/*!
* \brief Start the device in STA mode
*
* Following function configures the device to default state by cleaning
* the persistent settings stored in NVMEM (viz. connection profiles &
* policies, power policy etc)
*
* Applications may choose to skip this step if the developer is sure
* that the device is in its default state at start of application
*
* Note that all profiles and persistent settings that were done on the
* device will be lost
*/
_i32 startAP(void){
SlPingStartCommand_t PingParams = {0};
SlPingReport_t Report = {0};
_u8 SecType = 0;
_i32 mode = ROLE_STA;
_i32 retVal = configureSimpleLinkToDefaultState();
if(retVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == retVal)
CLI_Write((_u8 *)" Failed to configure the device in its default state \n\r");
LOOP_FOREVER();
}
CLI_Write((_u8 *)" Device is configured in default state \n\r");
/*
* Assumption is that the device is configured in station mode already
* and it is in its default state
*/
mode = sl_Start(0, 0, 0);
if (ROLE_AP == mode)
{
/* If the device is in AP mode, we need to wait for this event before doing anything */
while(!IS_IP_ACQUIRED(g_Status)) { _SlNonOsMainLoopTask(); }
}
else
{
/* Configure CC3100 to start in AP mode */
retVal = sl_WlanSetMode(ROLE_AP);
if(retVal < 0)
LOOP_FOREVER();
/* Configure the SSID of the CC3100 */
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID,
pal_Strlen(SSID_AP_MODE), (_u8 *)SSID_AP_MODE);
if(retVal < 0)
LOOP_FOREVER();
SecType = SEC_TYPE_AP_MODE;
/* Configure the Security parameter the AP mode */
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, 1,
(_u8 *)&SecType);
if(retVal < 0)
LOOP_FOREVER();
retVal = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD, pal_Strlen(PASSWORD_AP_MODE),
(_u8 *)PASSWORD_AP_MODE);
if(retVal < 0)
LOOP_FOREVER();
retVal = sl_Stop(SL_STOP_TIMEOUT);
if(retVal < 0)
LOOP_FOREVER();
CLR_STATUS_BIT(g_Status, STATUS_BIT_IP_ACQUIRED);
mode = sl_Start(0, 0, 0);
if (ROLE_AP == mode)
{
/* If the device is in AP mode, we need to wait for this event before doing anything */
while(!IS_IP_ACQUIRED(g_Status)) { _SlNonOsMainLoopTask(); }
}
else
{
CLI_Write((_u8 *)" Device couldn't be configured in AP mode \n\r");
LOOP_FOREVER();
}
}
CLI_Write((_u8 *)" Device started as Access Point\n\r");
/* Wait */
CLI_Write((_u8 *)" Waiting for clients to connect...!\n\r");
while((!IS_IP_LEASED(g_Status)) || (!IS_STA_CONNECTED(g_Status))) { _SlNonOsMainLoopTask(); }
CLI_Write((_u8 *)" Client connected to the device \n\r");
CLI_Write((_u8 *)" Pinging...! \n\r");
/* Set the ping parameters */
PingParams.PingIntervalTime = PING_INTERVAL;
PingParams.PingSize = PING_PKT_SIZE;
PingParams.PingRequestTimeout = PING_TIMEOUT;
PingParams.TotalNumberOfAttempts = NO_OF_ATTEMPTS;
PingParams.Flags = 0;
PingParams.Ip = g_StationIP; /* Fill the station IP address connected to CC3100 */
/* Ping client connected to CC3100 */
retVal = sl_NetAppPingStart((SlPingStartCommand_t*)&PingParams, SL_AF_INET,
(SlPingReport_t*)&Report, SimpleLinkPingReport);
if(retVal < 0)
LOOP_FOREVER();
/* Wait */
// while(!IS_PING_DONE(g_Status)) { _SlNonOsMainLoopTask(); }
//
// if (0 == g_PingPacketsRecv)
// {
// CLI_Write((_u8 *)" A STATION couldn't connect to the device \n\r");
// ASSERT_ON_ERROR(LAN_CONNECTION_FAILED);
// }
CLI_Write((_u8 *)" Device and the station are successfully connected \n\r");
return SUCCESS;
}
STATIC void wlan_set_mode (uint mode) {
wlan_obj.mode = mode;
ASSERT_ON_ERROR(sl_WlanSetMode(mode));
}
int sj_wifi_setup_ap(const struct sys_config_wifi_ap *cfg) {
int ret;
uint8_t v;
SlNetCfgIpV4Args_t ipcfg;
SlNetAppDhcpServerBasicOpt_t dhcpcfg;
if ((ret = sl_WlanSetMode(ROLE_AP)) != 0) {
fprintf(stderr, "sl_WlanSetMode: %d\n", ret);
return 0;
}
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, strlen(cfg->ssid),
(const uint8_t *) cfg->ssid)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_SSID): %d\n", ret);
return 0;
}
v = strlen(cfg->pass) > 0 ? SL_SEC_TYPE_WPA : SL_SEC_TYPE_OPEN;
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, 1, &v)) !=
0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_SECURITY_TYPE): %d\n", ret);
return 0;
}
if (v == SL_SEC_TYPE_WPA &&
(ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD,
strlen(cfg->pass), (const uint8_t *) cfg->pass)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_PASSWORD): %d\n", ret);
return 0;
}
v = cfg->channel;
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_CHANNEL, 1,
(uint8_t *) &v)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_CHANNEL): %d\n", ret);
return 0;
}
v = cfg->hidden;
if ((ret = sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_HIDDEN_SSID, 1,
(uint8_t *) &v)) != 0) {
fprintf(stderr, "sl_WlanSet(WLAN_AP_OPT_HIDDEN_SSID): %d\n", ret);
return 0;
}
memset(&ipcfg, 0, sizeof(ipcfg));
if (!inet_pton(AF_INET, cfg->ip, &ipcfg.ipV4) ||
!inet_pton(AF_INET, cfg->netmask, &ipcfg.ipV4Mask) ||
!inet_pton(AF_INET, cfg->gw, &ipcfg.ipV4Gateway) ||
!inet_pton(AF_INET, cfg->gw, &ipcfg.ipV4DnsServer) ||
(ret = sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE,
IPCONFIG_MODE_ENABLE_IPV4, sizeof(ipcfg),
(uint8_t *) &ipcfg)) != 0) {
fprintf(stderr, "sl_NetCfgSet(IPCONFIG_MODE_ENABLE_IPV4): %d\n", ret);
return 0;
}
memset(&dhcpcfg, 0, sizeof(dhcpcfg));
dhcpcfg.lease_time = 900;
if (!inet_pton(AF_INET, cfg->dhcp_start, &dhcpcfg.ipv4_addr_start) ||
!inet_pton(AF_INET, cfg->dhcp_end, &dhcpcfg.ipv4_addr_last) ||
(ret = sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID,
NETAPP_SET_DHCP_SRV_BASIC_OPT, sizeof(dhcpcfg),
(uint8_t *) &dhcpcfg)) != 0) {
fprintf(stderr, "sl_NetCfgSet(NETAPP_SET_DHCP_SRV_BASIC_OPT): %d\n", ret);
return 0;
}
/* We don't need TI's web server. */
sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
/* Turning the device off and on for the change to take effect. */
sl_Stop(0);
sl_Start(NULL, NULL, NULL);
osi_Sleep(100);
fprintf(stderr, "AP %s configured\n", cfg->ssid);
return 1;
}
int main()
{
long lRetVal = -1;
//
// Initialize Board configurations
//
BoardInit();
//
// Pinmuxing for GPIO, UART
//
PinMuxConfig();
//
// configure LEDs
//
GPIO_IF_LedConfigure(LED1|LED2|LED3);
// off all LEDs
GPIO_IF_LedOff(MCU_ALL_LED_IND);
#ifndef NOTERM
//
// Configuring UART
//
InitTerm();
#endif
//
// Display the Application Banner
//
DisplayBanner(APP_NAME);
UART_PRINT("Scan Wi-FI direct device in your handheld device\n\r");
// Initializing the CC3200 device
lRetVal = StartDeviceInP2P();
if(lRetVal < 0)
{
UART_PRINT("Start Device in P2P mode failed \n\r");
LOOP_FOREVER();
}
lRetVal = P2PConfiguration();
if(lRetVal < 0)
{
UART_PRINT("Setting P2P configuration failed\n\r");
LOOP_FOREVER();
}
/* Connect to configure P2P device */
lRetVal = WlanConnect();
if(lRetVal == 0)
{
GPIO_IF_LedOn(MCU_IP_ALLOC_IND);
}
else
{
UART_PRINT("Reset the device and try again\n\r");
LOOP_FOREVER();
}
if(DisplayIP() < 0)
{
UART_PRINT("Get IP address failed \n\r");
LOOP_FOREVER();
}
UART_PRINT("Send TCP packets from your handheld device to CC3200's IP\n\r");
/*After calling this function, you can start sending data to CC3200 IP
* address on PORT_NUM */
if(!(IS_CONNECT_FAILED(g_ulStatus)))
{
lRetVal = BsdTcpServer(PORT_NUM);
if(lRetVal >= 0)
{
UART_PRINT("Received TCP packets successfully \n\r");
}
else if(lRetVal == CLIENT_DISCONNECTED)
{
UART_PRINT("P2P Client disconnected \n\r");
}
else
{
UART_PRINT("TCP packets receive failed \n\r");
}
}
if(lRetVal >=0)
{
UART_PRINT("Test passed, exiting application... \n\r");
}
else
{
UART_PRINT("Test failed, exiting application... \n\r");
}
// revert Device into STA mode and power off Network Processor
lRetVal = sl_WlanSetMode(ROLE_STA);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
GPIO_IF_LedOff(MCU_IP_ALLOC_IND);
while(1)
{
_SlNonOsMainLoopTask();
}
}
//*****************************************************************************
//
//! Network_IF_InitDriver
//! The function initializes a CC3200 device and triggers it to start operation
//!
//! \param uiMode (device mode in which device will be configured)
//!
//! \return 0 : sucess, -ve : failure
//
//*****************************************************************************
long
Network_IF_InitDriver(unsigned int uiMode)
{
long lRetVal = -1;
// Reset CC3200 Network State Machine
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of application
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
UART_PRINT("Failed to configure the device in its default state \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(NULL,NULL,NULL);
if (lRetVal < 0 || lRetVal != ROLE_STA)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Started SimpleLink Device: STA Mode\n\r");
if(uiMode == ROLE_AP)
{
UART_PRINT("Switching to AP mode on application request\n\r");
// Switch to AP role and restart
lRetVal = sl_WlanSetMode(uiMode);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
lRetVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lRetVal);
// Check if the device is up in AP Mode
if (ROLE_AP == lRetVal)
{
// If the device is in AP mode, we need to wait for this event
// before doing anything
while(!IS_IP_ACQUIRED(g_ulStatus))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#else
osi_Sleep(1);
#endif
}
}
else
{
// We don't want to proceed if the device is not coming up in AP-mode
ASSERT_ON_ERROR(DEVICE_NOT_IN_AP_MODE);
}
UART_PRINT("Re-started SimpleLink Device: AP Mode\n\r");
}
else if(uiMode == ROLE_P2P)
{
UART_PRINT("Switching to P2P mode on application request\n\r");
// Switch to AP role and restart
lRetVal = sl_WlanSetMode(uiMode);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(0xFF);
lRetVal = sl_Start(0, 0, 0);
ASSERT_ON_ERROR(lRetVal);
// Check if the device is in station again
if (ROLE_P2P != lRetVal)
{
// We don't want to proceed if the device is not coming up in P2P-mode
ASSERT_ON_ERROR(DEVICE_NOT_IN_P2P_MODE);
}
UART_PRINT("Re-started SimpleLink Device: P2P Mode\n\r");
}
else
{
// Device already started in STA-Mode
}
return 0;
}
//****************************************************************************
//
//! Task function implements the Antenna Selection functionality
//!
//! \param none
//!
//! This function
//! 1. Starts Device in STA Mode
//! 2. Scans, Sort and Stores all the AP with Antenna 1
//! 3. Scans, Sort and Stores all the AP with Antenna 2
//! 4. Switch to AP Mode and Wait for AP Configuration from Browser
//! 5. Switch to STA Mode and Connect to Configured AP with Selected Antenna
//!
//! \return None.
//
//****************************************************************************
void AntennaSelection(void* pTaskParams)
{
int iDeviceMode = 0;
unsigned char ucCountSSID;
unsigned char ucCountSSIDAnt2;
long lRetVal = -1;
InitializeAppVariables();
//
// Following function configure the device to default state by cleaning
// the persistent settings stored in NVMEM (viz. connection profiles &
// policies, power policy etc)
//
// Applications may choose to skip this step if the developer is sure
// that the device is in its default state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
lRetVal = ConfigureSimpleLinkToDefaultState();
if(lRetVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
{
UART_PRINT("Failed to configure the device in its default state\n\r");
}
LOOP_FOREVER(__LINE__);
}
UART_PRINT("Device is configured in default state \n\r");
//
// Assumption is that the device is configured in station mode already
// and it is in its default state
//
lRetVal = sl_Start(0, 0, 0);
if (lRetVal < 0 || ROLE_STA != lRetVal)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER(__LINE__);
}
UART_PRINT("Device started as STATION \n\r");
//
// Start the driver
//
iDeviceMode = InitDriver();
if (iDeviceMode == ROLE_AP)
{
//Device in AP Mode, Wait for Initialization to Complete
while (g_ucIpObtained == 0)
{
MAP_UtilsDelay(100);
}
}
sl_WlanSetMode(ROLE_STA);
if (iDeviceMode == ROLE_AP)
DeInitDriverAP();
else
DeInitDriver();
g_ucIpObtained = 0;
g_ucConnectionStatus = 0;
InitDriver();
//Select Antenna 1
AntennaSelect(1);
//Get Scan Result
ucCountSSID = GetScanResult(&g_netEntries[0]);
//Select Antenna 2
AntennaSelect(2);
//Get Scan Result
ucCountSSIDAnt2 = GetScanResult(&g_netEntriesAnt2[0]);
//Sort Scan Result
SortByRSSI(&g_netEntries[0],ucCountSSID);
SortByRSSI(&g_netEntriesAnt2[0],ucCountSSIDAnt2);
while(!g_ucAntSelectDone)
{
//Switch to AP Mode
sl_WlanSetMode(ROLE_AP);
DeInitDriver();
g_ucIpObtained = 0;
g_ucConnectionStatus = 0;
//Initialize the SLHost Driver
InitDriver();
//Wait for Ip Acquired Event in AP Mode
while (g_ucIpObtained == 0)
{
MAP_UtilsDelay(100);
}
//
// Wait for AP Configuraiton, Open Browser and Configure AP
//
while (g_ucProfileAdded && !g_ucAntSelectDone)
{
MAP_UtilsDelay(100);
}
g_ucProfileAdded = 1;
//Switch to STA Mode
sl_WlanSetMode(ROLE_STA);
//AP Configured, Restart in STA Mode
DeInitDriverAP();
g_ucIpObtained = 0;
g_ucConnectionStatus = 0;
//MAP_UtilsDelay(10000000);
InitDriver();
//
// Connect to the Configured Access Point
//
WlanConnect();
g_ucConnectedToConfAP = g_ucConnectionStatus;
sl_WlanDisconnect();
}
while (1)
{
}
}
/*!
\brief This function puts the device in its default state. It:
- Set the mode to STATION
- Configures connection policy to Auto and AutoSmartConfig
- Deletes all the stored profiles
- Enables DHCP
- Disables Scan policy
- Sets Tx power to maximum
- Sets power policy to normal
- Unregister mDNS services
\param[in] none
\return On success, zero is returned. On error, negative is returned
*/
static int32_t configureSimpleLinkToDefaultState(char *pConfig){
SlVersionFull ver = {0};
UINT8 val = 1;
UINT8 configOpt = 0;
UINT8 configLen = 0;
UINT8 power = 0;
INT32 retVal = -1;
INT32 mode = -1;
mode = sl_Start(0, pConfig, 0);
/* If the device is not in station-mode, try putting it in station-mode */
if (ROLE_STA != mode){
if (ROLE_AP == mode){
/* If the device is in AP mode, we need to wait for this event before doing anything */
while(!IS_IP_AQUIRED(g_Status));
}
/* Switch to STA role and restart */
retVal = sl_WlanSetMode(ROLE_STA);
retVal = sl_Stop(0xFF);
retVal = sl_Start(0, pConfig, 0);
/* Check if the device is in station again */
if (ROLE_STA != retVal){
/* We don't want to proceed if the device is not coming up in station-mode */
return DEVICE_NOT_IN_STATION_MODE;
}
}
/* Get the device's version-information */
configOpt = SL_DEVICE_GENERAL_VERSION;
configLen = sizeof(ver);
retVal = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &configOpt, &configLen, (unsigned char *)(&ver));
/* Set connection policy to Auto + SmartConfig (Device's default connection policy) */
retVal = sl_WlanPolicySet(SL_POLICY_CONNECTION, SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
/* Remove all profiles */
retVal = sl_WlanProfileDel(0xFF);
/*
* Device in station-mode. Disconnect previous connection if any
* The function returns 0 if 'Disconnected done', negative number if already disconnected
* Wait for 'disconnection' event if 0 is returned, Ignore other return-codes
*/
retVal = sl_WlanDisconnect();
if(0 == retVal){
/* Wait */
while(IS_CONNECTED(g_Status));
}
/* Enable DHCP client*/
retVal = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&val);
/* Disable scan */
configOpt = SL_SCAN_POLICY(0);
retVal = sl_WlanPolicySet(SL_POLICY_SCAN , configOpt, NULL, 0);
/* Set Tx power level for station mode
Number between 0-15, as dB offset from max power - 0 will set maximum power */
power = 0;
retVal = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&power);
/* Set PM policy to normal */
retVal = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
/* TBD - Unregister mDNS services */
retVal = sl_NetAppMDNSUnRegisterService(0, 0);
retVal = sl_Stop(0xFF);
g_Status = 0;
memset(&Recvbuff,0,MAX_RECV_BUFF_SIZE);
memset(&SendBuff,0,MAX_SEND_BUFF_SIZE);
memset(&HostName,0,MAX_HOSTNAME_SIZE);
DestinationIP = 0;;
SockID = 0;
return retVal; /* Success */
}
int main(void)
{
/* Init board */
BoardInit();
/* Init GPIO */
InitGPIO();
/* Init UART */
MAP_PRCMPeripheralClkEnable(PRCM_UARTA0, PRCM_RUN_MODE_CLK);
InitTerm();
/* Init I2C */
I2C_IF_Open(I2C_MASTER_MODE_FST);
/* Init the internet! */
// http://azug.minpet.unibas.ch/~lukas/bricol/ti_simplelink/resources/swru368.pdf SECTION 10
dhcpParams.lease_time = 1000;
dhcpParams.ipv4_addr_start = 0xc0a80102;
dhcpParams.ipv4_addr_last = 0xc0a801fe;
sl_Start(NULL,NULL,NULL);
MAP_UtilsDelay(8000000);
// config IP etc
ipV4.ipV4 = 0xc0a80101;
ipV4.ipV4Mask = 0xFFFFFF00;
ipV4.ipV4Gateway = 0xc0a80101;
ipV4.ipV4DnsServer = 0xc0a80101;
sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE, 1 ,sizeof(SlNetCfgIpV4Args_t), (unsigned char*) &ipV4);
sl_WlanSetMode(ROLE_AP);
// config SSID
sl_WlanSet(SL_WLAN_CFG_AP_ID,WLAN_AP_OPT_SSID, strlen(myssid), (unsigned char*) myssid);
sl_Stop(100);
sl_Start(NULL,NULL,NULL);
// start DHCP server
sl_NetAppStop(SL_NET_APP_DHCP_SERVER_ID);
sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID, NETAPP_SET_DHCP_SRV_BASIC_OPT, outLen,(unsigned char*) &dhcpParams);
sl_NetAppStart(SL_NET_APP_DHCP_SERVER_ID);
//Stop Internal HTTP Serve
long lRetVal = -1;
lRetVal = sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
//Start Internal HTTP Server
lRetVal = sl_NetAppStart(SL_NET_APP_HTTP_SERVER_ID);
ASSERT_ON_ERROR( lRetVal);
/* Finished init the internet! */
setRLED();
/* Wait for operator */
while(!readDIP1());
clearRLED();
/* Init IMU (alongside timers and interrupt */
imu_setup();
/* Init odometers */
odometer_setup();
set_controller_parameters(kp, ki, kd);
set__odo_controller_parameters(kp_odo, ki_odo, kd_odo);
/* Init motors (alongside motor GPIO, timers and interrupt */
motorSetup();
controller_setup();
odometer_controller_setup(); // MUST be the last init called!
while(1)
{
_SlNonOsMainLoopTask();
}
}
int main()
{
unsigned char ucP2PParam[4];
long lRetVal = -1;
//
// Initialize Board configurations
//
BoardInit();
//
// Pinmuxing for GPIO, UART
//
PinMuxConfig();
//
// configure LEDs
//
GPIO_IF_LedConfigure(LED1|LED2|LED3);
// off all LEDs
GPIO_IF_LedOff(MCU_ALL_LED_IND);
#ifndef NOTERM
//
// Configuring UART
//
InitTerm();
#endif
//
// Display the Application Banner
//
DisplayBanner(APP_NAME);
UART_PRINT("Scan Wi-FI direct device in your handheld device\n\r");
// Initializing the CC3200 device
lRetVal = StartDeviceInP2P();
if(lRetVal < 0)
{
LOOP_FOREVER(__LINE__);
}
// Set any p2p option (SL_CONNECTION_POLICY(0,0,0,any_p2p,0)) to connect to
// first available p2p device
sl_WlanPolicySet(SL_POLICY_CONNECTION,SL_CONNECTION_POLICY(1,0,0,0,0),NULL,0);
// Set the negotiation role (SL_P2P_ROLE_NEGOTIATE).
// CC3200 will negotiate with remote device GO/client mode.
// Other valid options are:
// - SL_P2P_ROLE_GROUP_OWNER
// - SL_P2P_ROLE_CLIENT
sl_WlanPolicySet(SL_POLICY_P2P, SL_P2P_POLICY(SL_P2P_ROLE_NEGOTIATE,
SL_P2P_NEG_INITIATOR_ACTIVE),NULL,0);
// Set P2P Device name
sl_NetAppSet(SL_NET_APP_DEVICE_CONFIG_ID, NETAPP_SET_GET_DEV_CONF_OPT_DEVICE_URN,
strlen(P2P_DEVICE_NAME), (unsigned char *)P2P_DEVICE_NAME);
// Set P2P device type
sl_WlanSet(SL_WLAN_CFG_P2P_PARAM_ID, WLAN_P2P_OPT_DEV_TYPE,
strlen(P2P_CONFIG_VALUE), (unsigned char*)P2P_CONFIG_VALUE);
// setting P2P channel parameters
ucP2PParam[0] = LISENING_CHANNEL;
ucP2PParam[1] = REGULATORY_CLASS;
ucP2PParam[2] = OPERATING_CHANNEL;
ucP2PParam[3] = REGULATORY_CLASS;
// Set P2P Device listen and open channel valid channels are 1/6/11
sl_WlanSet(SL_WLAN_CFG_P2P_PARAM_ID, WLAN_P2P_OPT_CHANNEL_N_REGS,
sizeof(ucP2PParam), ucP2PParam);
// Restart as P2P device
sl_Stop(SL_STOP_TIMEOUT);
lRetVal = sl_Start(NULL,NULL,NULL);
if(lRetVal < 0 || lRetVal != ROLE_P2P)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER(__LINE__);
}
else
{
UART_PRINT("Connect to %s \n\r",P2P_DEVICE_NAME);
}
/* Connect to configure P2P device */
lRetVal = WlanConnect();
if(lRetVal == 0)
{
GPIO_IF_LedOn(MCU_IP_ALLOC_IND);
}
else
{
UART_PRINT("Reset the device and try again\n\r");
LOOP_FOREVER(__LINE__);
}
DisplayIP();
UART_PRINT("Send TCP packets from your handheld device to CC3200's IP\n\r");
/*After calling this function, you can start sending data to CC3200 IP
* address on PORT_NUM */
if(!(IS_CONNECT_FAILED(g_ulStatus)))
BsdTcpServer(PORT_NUM);
UART_PRINT("Received TCP packets successfully \n\r");
// revert Device into STA mode and power off Network Processor
sl_WlanSetMode(ROLE_STA);
sl_Stop(SL_STOP_TIMEOUT);
UART_PRINT("Test passed, exiting application... \n\r");
while(1)
{
_SlNonOsMainLoopTask();
}
}
static int WifiDefaultSettings(void)
{
long retval = -1;
unsigned char val = 1;
unsigned char config, config_len;
//filters
_WlanRxFilterOperationCommandBuff_t filter_mask = {
.Padding = {0}
};
//initialize the SimpleLink API
retval = sl_Start(0,0,0);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL start fail");
}
//set device in station mode
if(retval != ROLE_STA) {
if(retval == ROLE_AP) { //we need to wait for an event before doing anything
while(!IS_IP_ACQUIRED(wifi_state.status)) {
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
//change mode to Station
retval = sl_WlanSetMode(ROLE_STA);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "WLAN mode fail");
}
//restart
retval = sl_Stop(0xFF);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL stop fail");
}
retval = sl_Start(0,0,0);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL start fail");
}
if(retval != ROLE_STA) {
RETURN_ERROR(ERROR_UNKNOWN, "WLAN mode fail");
}
}
//get SimpleLink version
config = SL_DEVICE_GENERAL_VERSION;
config_len = sizeof(SlVersionFull);
retval = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &config, &config_len, (unsigned char*)&wifi_state.version);
if(retval<0) {
RETURN_ERROR(retval, "WIFI conf fail");
}
//default connection policy
retval = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(1, 0, 0, 0, 0),
NULL,
0);
if(retval<0) {
RETURN_ERROR(retval, "WIFI policy fail");
}
//disconnect
retval = sl_WlanDisconnect();
if(retval == 0) { //not yet disconnected
while(IS_CONNECTED(wifi_state.status)) {
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#endif
}
}
//Enable DHCP client
retval = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&val);
if(retval<0) {
RETURN_ERROR(retval, "WIFI conf fail");
}
//Disable scan policy
config = SL_SCAN_POLICY(0);
retval = sl_WlanPolicySet(SL_POLICY_SCAN, config, NULL, 0);
if(retval<0) {
RETURN_ERROR(retval, "WIFI policy fail");
}
//Set Tx power level for station mode
//Number between 0-15, as dB offset from max power - 0 will set max power
val = 0;
retval = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID,
WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (unsigned char *)&val);
if(retval<0) {
RETURN_ERROR(retval, "WIFI set fail");
}
// Set PM policy to normal
retval = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
if(retval<0) {
RETURN_ERROR(retval, "WIFI policy fail");
}
// Unregister mDNS services
retval = sl_NetAppMDNSUnRegisterService(0, 0);
if(retval<0) {
RETURN_ERROR(retval, "mDNS fail");
}
//Set mDNS device hostname
char hostname[64];
char macstring[20];
unsigned char maclen = SL_MAC_ADDR_LEN;
retval = sl_NetCfgGet(SL_MAC_ADDRESS_GET,
NULL,
&maclen,
wifi_state.mac);
if(retval < 0) {
RETURN_ERROR(retval, "WIFI conf fail");
}
snprintf(macstring, 20, "%02X%02X%02X%02X%02X%02X", wifi_state.mac[0],
wifi_state.mac[1], wifi_state.mac[2],
wifi_state.mac[3], wifi_state.mac[4],
wifi_state.mac[5]);
snprintf(hostname, 64, "LeashDebugger%s", macstring);
retval = sl_NetAppSet (SL_NET_APP_DEVICE_CONFIG_ID,
NETAPP_SET_GET_DEV_CONF_OPT_DEVICE_URN,
strlen((const char *)hostname),
(unsigned char *) hostname);
// Remove all 64 filters (8*8)
memset(filter_mask.FilterIdMask, 0xFF, 8);
retval = sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (uint8_t*)&filter_mask,
sizeof(_WlanRxFilterOperationCommandBuff_t));
if(retval<0) {
RETURN_ERROR(retval, "WIFI filter fail");
}
retval = sl_Stop(SL_STOP_TIMEOUT);
if(retval < 0) {
RETURN_ERROR(ERROR_UNKNOWN, "SL stop fail");
}
wifi_state.status = 0;
return RET_SUCCESS;
}
/*!
\brief This function puts the device in its default state. It:
- Set the mode to STATION
- Configures connection policy to Auto and AutoSmartConfig
- Deletes all the stored profiles
- Enables DHCP
- Disables Scan policy
- Sets Tx power to maximum
- Sets power policy to normal
- Unregister mDNS services
- Remove all filters
\param[in] none
\return On success, zero is returned. On error, negative is returned
*/
static _i32 configureSimpleLinkToDefaultState(_i8 *pConfig)
{
SlVersionFull ver = {0};
_WlanRxFilterOperationCommandBuff_t RxFilterIdMask = {0};
_u8 val = 1;
_u8 configOpt = 0;
_u8 configLen = 0;
_u8 power = 0;
_i32 retVal = -1;
_i32 mode = -1;
mode = sl_Start(0, pConfig, 0);
ASSERT_ON_ERROR(mode);
/* If the device is not in station-mode, try configuring it in station-mode */
if (ROLE_STA != mode)
{
if (ROLE_AP == mode)
{
/* If the device is in AP mode, we need to wait for this event before doing anything */
while(!IS_IP_ACQUIRED(g_Status));
}
/* Switch to STA role and restart */
retVal = sl_WlanSetMode(ROLE_STA);
ASSERT_ON_ERROR(retVal);
retVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(retVal);
retVal = sl_Start(0, pConfig, 0);
ASSERT_ON_ERROR(retVal);
/* Check if the device is in station again */
if (ROLE_STA != retVal)
{
/* We don't want to proceed if the device is not coming up in station-mode */
ASSERT_ON_ERROR(DEVICE_NOT_IN_STATION_MODE);
}
}
/* Get the device's version-information */
configOpt = SL_DEVICE_GENERAL_VERSION;
configLen = sizeof(ver);
retVal = sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &configOpt, &configLen, (_u8 *)(&ver));
ASSERT_ON_ERROR(retVal);
printf("Host Driver Version: %s\n",SL_DRIVER_VERSION);
printf("Build Version %d.%d.%d.%d.31.%d.%d.%d.%d.%d.%d.%d.%d\n",
ver.NwpVersion[0],ver.NwpVersion[1],ver.NwpVersion[2],ver.NwpVersion[3],
ver.ChipFwAndPhyVersion.FwVersion[0],ver.ChipFwAndPhyVersion.FwVersion[1],
ver.ChipFwAndPhyVersion.FwVersion[2],ver.ChipFwAndPhyVersion.FwVersion[3],
ver.ChipFwAndPhyVersion.PhyVersion[0],ver.ChipFwAndPhyVersion.PhyVersion[1],
ver.ChipFwAndPhyVersion.PhyVersion[2],ver.ChipFwAndPhyVersion.PhyVersion[3]);
/* Set connection policy to Auto + SmartConfig (Device's default connection policy) */
retVal = sl_WlanPolicySet(SL_POLICY_CONNECTION, SL_CONNECTION_POLICY(1, 0, 0, 0, 1), NULL, 0);
ASSERT_ON_ERROR(retVal);
/* Remove all profiles */
retVal = sl_WlanProfileDel(0xFF);
ASSERT_ON_ERROR(retVal);
/*
* Device in station-mode. Disconnect previous connection if any
* The function returns 0 if 'Disconnected done', negative number if already disconnected
* Wait for 'disconnection' event if 0 is returned, Ignore other return-codes
*/
retVal = sl_WlanDisconnect();
if(0 == retVal)
{
/* Wait */
while(IS_CONNECTED(g_Status));
}
/* Enable DHCP client*/
retVal = sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE,1,1,&val);
ASSERT_ON_ERROR(retVal);
/* Disable scan */
configOpt = SL_SCAN_POLICY(0);
retVal = sl_WlanPolicySet(SL_POLICY_SCAN , configOpt, NULL, 0);
ASSERT_ON_ERROR(retVal);
/* Set Tx power level for station mode
Number between 0-15, as dB offset from max power - 0 will set maximum power */
power = 0;
retVal = sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_STA_TX_POWER, 1, (_u8 *)&power);
ASSERT_ON_ERROR(retVal);
/* Set PM policy to normal */
retVal = sl_WlanPolicySet(SL_POLICY_PM , SL_NORMAL_POLICY, NULL, 0);
ASSERT_ON_ERROR(retVal);
/* Unregister mDNS services */
retVal = sl_NetAppMDNSUnRegisterService(0, 0);
ASSERT_ON_ERROR(retVal);
/* Remove all 64 filters (8*8) */
memset(RxFilterIdMask.FilterIdMask, 0xFF, 8);
retVal = sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (_u8 *)&RxFilterIdMask,
sizeof(_WlanRxFilterOperationCommandBuff_t));
ASSERT_ON_ERROR(retVal);
retVal = sl_Stop(SL_STOP_TIMEOUT);
ASSERT_ON_ERROR(retVal);
retVal = initializeAppVariables();
ASSERT_ON_ERROR(retVal);
return retVal; /* Success */
}
//****************************************************************************
//
//! \brief Connects to the Network in AP or STA Mode - If ForceAP Jumper is
//! Placed, Force it to AP mode
//!
//! \return None
//
//****************************************************************************
void ConnectToNetwork()
{
char ucAPSSID[32];
unsigned short len, config_opt;
// staring simplelink
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
unsigned char macAddressVal[SL_MAC_ADDR_LEN];
unsigned char macAddressLen = SL_MAC_ADDR_LEN;
sl_NetCfgGet(SL_MAC_ADDRESS_GET,NULL,&macAddressLen,(unsigned char *)macAddressVal);
Report("CC3200 LaunchPad MAC Address: %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n\r", macAddressVal[0],macAddressVal[1],macAddressVal[2],macAddressVal[3],macAddressVal[4],macAddressVal[5]);
// Device is in AP Mode and Force AP Jumper is not Connected
if(((g_uiSimplelinkRole == ROLE_AP) || (g_uiSimplelinkRole == ROLE_P2P)) && g_uiDeviceModeConfig == ROLE_STA )
{
//Switch to STA Mode
sl_WlanSetMode(ROLE_STA);
sl_Stop(SL_STOP_TIMEOUT);
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
}
//Device is in STA Mode and Force AP Jumper is Connected
if(((g_uiSimplelinkRole == ROLE_STA) || (g_uiSimplelinkRole == ROLE_P2P)) && g_uiDeviceModeConfig == ROLE_AP )
{
//Switch to AP Mode
sl_WlanSetMode(ROLE_AP);
sl_Stop(SL_STOP_TIMEOUT);
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
}
//No Mode Change Required
if(g_uiSimplelinkRole == ROLE_AP)
{
//waiting for the AP to acquire IP address from Internal DHCP Server
while (!(g_usMCNetworkUstate & MCU_IP_ALLOC))
{
}
char iCount=0;
//Read the AP SSID
memset(ucAPSSID,'\0',AP_SSID_LEN_MAX);
len = AP_SSID_LEN_MAX;
config_opt = WLAN_AP_OPT_SSID;
sl_WlanGet(SL_WLAN_CFG_AP_ID, &config_opt , &len, (unsigned char*) ucAPSSID);
//Blink LED 3 times to Indicate AP Mode
for(iCount=0;iCount<3;iCount++)
{
//Turn RED LED On
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
osi_Sleep(400);
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
osi_Sleep(400);
}
}
else
{
//waiting for the device to Auto Connect
while (((!(g_usMCNetworkUstate & MCU_AP_ASSOC)) || !(g_usMCNetworkUstate & MCU_IP_ALLOC))&&
g_ucConnectTimeout < AUTO_CONNECTION_TIMEOUT_COUNT)
{
//Turn RED LED On
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
osi_Sleep(50);
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
osi_Sleep(50);
g_ucConnectTimeout++;
}
//Couldn't connect Using Auto Profile
if(g_ucConnectTimeout == AUTO_CONNECTION_TIMEOUT_COUNT)
{
//Blink Red LED to Indicate Connection Error
GPIO_IF_LedOn(MCU_RED_LED_GPIO);
g_ucConnectTimeout &= ~MCU_AP_ASSOC;
g_ucConnectTimeout &= ~MCU_IP_ALLOC;
//Connect Using Smart Config
SmartConfigConnect();
//Waiting for the device to Auto Connect
while (!(g_usMCNetworkUstate & MCU_AP_ASSOC) || !(g_usMCNetworkUstate & MCU_IP_ALLOC))
{
MAP_UtilsDelay(500);
}
}
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
g_iInternetAccess = ConnectionTest();
if (g_iInternetAccess == 0)
{
Report("Successful connection to the Internet\r\n");
osi_SyncObjSignal(&semaphore_Connected); //signal "Connected" semaphore so mqtt task can continue
}
else
{
Report("Could not obtain connection to the Internet\r\n");
}
}
}
