//*****************************************************************************
//
//! Network_IF_DeInitDriver
//! The function de-initializes a CC3200 device
//!
//! \param None
//!
//! \return none
//
//*****************************************************************************
void
Network_IF_DeInitDriver(void)
{
UART_PRINT("SL Disconnect...\n\r");
//
// Disconnect from the AP
//
Network_IF_DisconnectFromAP();
//
// Stop the simplelink host
//
sl_Stop(SL_STOP_TIMEOUT);
//
// Reset the state to uninitialized
//
Network_IF_ResetMCUStateMachine();
}
//*****************************************************************************
//
//! Network_IF_ConnectAP Connect to an Access Point using the specified SSID
//!
//! \param[in] pcSsid is a string of the AP's SSID
//! \param[in] SecurityParams is Security parameter for AP
//!
//! \return On success, zero is returned. On error, -ve value is returned
//
//*****************************************************************************
long
Network_IF_ConnectAP(char *pcSsid, SlSecParams_t SecurityParams)
{
#ifndef NOTERM
char acCmdStore[128];
unsigned short usConnTimeout;
unsigned char ucRecvdAPDetails;
#endif
long lRetVal;
unsigned long ulIP = 0;
unsigned long ulSubMask = 0;
unsigned long ulDefGateway = 0;
unsigned long ulDns = 0;
//
// Disconnect from the AP
//
Network_IF_DisconnectFromAP();
//
// This triggers the CC3200 to connect to specific AP
//
lRetVal = sl_WlanConnect((signed char *)pcSsid, strlen((const char *)pcSsid),
NULL, &SecurityParams, NULL);
ASSERT_ON_ERROR(lRetVal);
//
// Wait for ~10 sec to check if connection to desire AP succeeds
//
while(g_usConnectIndex < 15)
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#else
osi_Sleep(1);
#endif
MAP_UtilsDelay(8000000);
if(IS_CONNECTED(g_ulStatus) && IS_IP_ACQUIRED(g_ulStatus))
{
break;
}
g_usConnectIndex++;
}
#ifndef NOTERM
//
// Check and loop until AP connection successful, else ask new AP SSID name
//
while(!(IS_CONNECTED(g_ulStatus)) || !(IS_IP_ACQUIRED(g_ulStatus)))
{
//
// Disconnect the previous attempt
//
Network_IF_DisconnectFromAP();
CLR_STATUS_BIT(g_ulStatus, STATUS_BIT_CONNECTION);
CLR_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_AQUIRED);
UART_PRINT("Device could not connect to %s\n\r",pcSsid);
do
{
ucRecvdAPDetails = 0;
UART_PRINT("\n\r\n\rPlease enter the AP(open) SSID name # ");
//
// Get the AP name to connect over the UART
//
lRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(lRetVal > 0)
{
// remove start/end spaces if any
lRetVal = TrimSpace(acCmdStore);
//
// Parse the AP name
//
strncpy(pcSsid, acCmdStore, lRetVal);
if(pcSsid != NULL)
{
ucRecvdAPDetails = 1;
pcSsid[lRetVal] = '\0';
}
}
}while(ucRecvdAPDetails == 0);
//
// Reset Security Parameters to OPEN security type
//
SecurityParams.Key = (signed char *)"";
SecurityParams.KeyLen = 0;
SecurityParams.Type = SL_SEC_TYPE_OPEN;
UART_PRINT("\n\rTrying to connect to AP: %s ...\n\r",pcSsid);
//
// Get the current timer tick and setup the timeout accordingly
//
usConnTimeout = g_usConnectIndex + 15;
//
// This triggers the CC3200 to connect to specific AP
//
lRetVal = sl_WlanConnect((signed char *)pcSsid,
strlen((const char *)pcSsid), NULL,
&SecurityParams, NULL);
ASSERT_ON_ERROR(lRetVal);
//
// Wait ~10 sec to check if connection to specifed AP succeeds
//
while(!(IS_CONNECTED(g_ulStatus)) || !(IS_IP_ACQUIRED(g_ulStatus)))
{
#ifndef SL_PLATFORM_MULTI_THREADED
_SlNonOsMainLoopTask();
#else
osi_Sleep(1);
#endif
MAP_UtilsDelay(8000000);
if(g_usConnectIndex >= usConnTimeout)
{
break;
}
g_usConnectIndex++;
}
}
#endif
//
// Put message on UART
//
UART_PRINT("\n\rDevice has connected to %s\n\r",pcSsid);
//
// Get IP address
//
lRetVal = Network_IF_IpConfigGet(&ulIP,&ulSubMask,&ulDefGateway,&ulDns);
ASSERT_ON_ERROR(lRetVal);
//
// Send the information
//
UART_PRINT("Device IP Address is %d.%d.%d.%d \n\r\n\r",
SL_IPV4_BYTE(ulIP, 3),SL_IPV4_BYTE(ulIP, 2),
SL_IPV4_BYTE(ulIP, 1),SL_IPV4_BYTE(ulIP, 0));
return 0;
}
//*****************************************************************************
//
//! Network_IF_ConnectAP Connect to an Access Point using the specified SSID
//!
//! \param pcSsid is a string of the AP's SSID
//!
//! \return none
//
//*****************************************************************************
int
Network_IF_ConnectAP(char *pcSsid, SlSecParams_t SecurityParams)
{
char acCmdStore[128];
unsigned short usConnTimeout;
int iRetVal;
unsigned long ulIP = 0;
unsigned long ulSubMask = 0;
unsigned long ulDefGateway = 0;
unsigned long ulDns = 0;
unsigned char ucRecvdAPDetails;
Network_IF_DisconnectFromAP();
//
// This triggers the CC3200 to connect to specific AP
//
sl_WlanConnect(pcSsid, strlen(pcSsid), NULL, &SecurityParams, NULL);
//
// Wait to check if connection to DIAGNOSTIC_AP succeeds
//
while(g_usConnectIndex < 10)
{
MAP_UtilsDelay(8000000);
g_usConnectIndex++;
if(IS_CONNECTED(g_ulStatus))
{
break;
}
}
//
// Check and loop until async event from network processor indicating Wlan
// Connect success was received
//
while(!(IS_CONNECTED(g_ulStatus)))
{
//
// Disconnect the previous attempt
//
CLR_STATUS_BIT(g_ulStatus, STATUS_BIT_CONNECTION);
CLR_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_AQUIRED);
UART_PRINT("Device could not connect to %s\n\r",pcSsid);
do
{
ucRecvdAPDetails = 0;
UART_PRINT("\n\r\n\rPlease enter the AP(open) SSID name # ");
//
// Get the AP name to connect over the UART
//
iRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(iRetVal > 0)
{
//
// Parse the AP name
//
pcSsid = strtok(acCmdStore, ":");
if(pcSsid != NULL)
{
ucRecvdAPDetails = 1;
}
}
} while(ucRecvdAPDetails == 0);
UART_PRINT("\n\rTrying to connect to AP: %s ...\n\r",pcSsid);
/*UART_PRINT("Key: %s, Len: %d, KeyID: %d, Type: %d\n\r",
SecurityParams.Key, SecurityParams.KeyLen
, SecurityParams.Type);
*/
//
// Get the current timer tick and setup the timeout accordingly
//
usConnTimeout = g_usConnectIndex + 10;
//
// This triggers the CC3200 to connect to specific AP
//
sl_WlanConnect(pcSsid, strlen(pcSsid), NULL, &SecurityParams, NULL);
//
// Wait to check if connection to specifed AP succeeds
//
while(!(IS_CONNECTED(g_ulStatus)))
{
if(g_usConnectIndex >= usConnTimeout)
{
break;
}
MAP_UtilsDelay(8000000);
g_usConnectIndex++;
}
}
//
// Wait until IP is acquired
//
while(!(IS_IP_ACQUIRED(g_ulStatus)));
//
// Put message on UART
//
UART_PRINT("\n\rDevice has connected to %s\n\r",pcSsid);
//
// Get IP address
//
Network_IF_IpConfigGet(&ulIP,&ulSubMask,&ulDefGateway,&ulDns);
//
// Send the information
//
UART_PRINT("Device IP Address is %d.%d.%d.%d \n\r\n\r",
SL_IPV4_BYTE(ulIP, 3),SL_IPV4_BYTE(ulIP, 2),
SL_IPV4_BYTE(ulIP, 1),SL_IPV4_BYTE(ulIP, 0));
return 0;
}