//****************************************************************************
//
//! \brief Display the IP Adderess of device
//!
//! \param[in] none
//!
//! \return none
//!
//
//****************************************************************************
static void DisplayIP()
{
unsigned long mask, dns, gateway;
unsigned char len, dhcpIsOn;
if(g_ulDeviceIp == 0)
{
/* Device is in GO mode, Get the IP of Device */
len = sizeof(_NetCfgIpV4Args_t);
dhcpIsOn = 0;
_NetCfgIpV4Args_t ipV4 = {0};
sl_NetCfgGet(SL_IPV4_AP_P2P_GO_GET_INFO,&dhcpIsOn,&len,(unsigned char *)&ipV4);
g_ulDeviceIp=ipV4.ipV4;
mask=ipV4.ipV4Mask;
gateway=ipV4.ipV4Gateway;
dns=ipV4.ipV4DnsServer;
}
UNUSED(mask);
UNUSED(gateway);
UNUSED(dns);
UART_PRINT("CC3200 Device IP : IP=%d.%d.%d.%d \n\r", SL_IPV4_BYTE(g_ulDeviceIp,3),
SL_IPV4_BYTE(g_ulDeviceIp,2), SL_IPV4_BYTE(g_ulDeviceIp,1),
SL_IPV4_BYTE(g_ulDeviceIp,0));
}
//*****************************************************************************
//
//! \brief This function handles network events such as IP acquisition, IP
//! leased, IP released etc.
//!
//! \param[in] pNetAppEvent - Pointer to NetApp Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *pNetAppEvent)
{
switch(pNetAppEvent->Event)
{
case SL_NETAPP_IPV4_ACQUIRED:
case SL_NETAPP_IPV6_ACQUIRED:
{
SET_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_AQUIRED);
}
break;
case SL_NETAPP_IP_LEASED:
{
SET_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_LEASED);
g_ulStaIp = (pNetAppEvent)->EventData.ipLeased.ip_address;
UART_PRINT("[NETAPP EVENT] IP Leased to Client: IP=%d.%d.%d.%d , ",
SL_IPV4_BYTE(g_ulStaIp,3), SL_IPV4_BYTE(g_ulStaIp,2),
SL_IPV4_BYTE(g_ulStaIp,1), SL_IPV4_BYTE(g_ulStaIp,0));
}
break;
default:
{
UART_PRINT("[NETAPP EVENT] Unexpected event [0x%x] \n\r",
pNetAppEvent->Event);
}
break;
}
}
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *e) {
if (e->Event == SL_NETAPP_IPV4_IPACQUIRED_EVENT) {
SlIpV4AcquiredAsync_t *ed = &e->EventData.ipAcquiredV4;
asprintf(&s_wifi_sta_config.ip, "%lu.%lu.%lu.%lu", SL_IPV4_BYTE(ed->ip, 3),
SL_IPV4_BYTE(ed->ip, 2), SL_IPV4_BYTE(ed->ip, 1),
SL_IPV4_BYTE(ed->ip, 0));
s_wifi_sta_config.status = SJ_WIFI_IP_ACQUIRED;
sj_wifi_on_change_callback(SJ_WIFI_IP_ACQUIRED);
}
}
const char *inet_ntop(int af, const void *src, char *dst, socklen_t size) {
int res;
struct in_addr *in = (struct in_addr *) src;
if (af != AF_INET || size != sizeof(struct in_addr)) {
errno = EAFNOSUPPORT;
return NULL;
}
res = sprintf(dst, "%lu.%lu.%lu.%lu", SL_IPV4_BYTE(in->s_addr, 0),
SL_IPV4_BYTE(in->s_addr, 1), SL_IPV4_BYTE(in->s_addr, 2),
SL_IPV4_BYTE(in->s_addr, 3));
return res > 0 ? dst : NULL;
}
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *e) {
if (e->Event == SL_NETAPP_IPV4_IPACQUIRED_EVENT) {
SlIpV4AcquiredAsync_t *ed = &e->EventData.ipAcquiredV4;
LOG(LL_INFO, ("IP acquired: %lu.%lu.%lu.%lu", SL_IPV4_BYTE(ed->ip, 3),
SL_IPV4_BYTE(ed->ip, 2), SL_IPV4_BYTE(ed->ip, 1),
SL_IPV4_BYTE(ed->ip, 0)));
ip_acquired = 1;
} else if (e->Event == SL_NETAPP_IP_LEASED_EVENT) {
LOG(LL_INFO, ("IP leased"));
} else {
LOG(LL_INFO, ("NetApp event %d", e->Event));
}
}
//*****************************************************************************
//
//! \brief This function handles network events such as IP acquisition, IP
//! leased, IP released etc.
//!
//! \param[in] pNetAppEvent - Pointer to NetApp Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *pNetAppEvent) {
switch (pNetAppEvent->Event) {
case SL_NETAPP_IPV4_ACQUIRED: {
SlIpV4AcquiredAsync_t *pEventData = NULL;
SET_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_AQUIRED);
//Ip Acquired Event Data
pEventData = &pNetAppEvent->EventData.ipAcquiredV4;
//Gateway IP address
g_ulGatewayIP = pEventData->gateway;
UART_PRINT("[NETAPP EVENT] IP Acquired: IP=%d.%d.%d.%d , "
"Gateway=%d.%d.%d.%d\n\r",
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 0),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 0));
}
break;
default: {
UART_PRINT("[NETAPP EVENT] Unexpected event [0x%x] \n\r",
pNetAppEvent->Event);
}
break;
}
}
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *pNetAppEvent)
{
switch(pNetAppEvent->Event)
{
case SL_NETAPP_IPV4_IPACQUIRED_EVENT:
{
SlIpV4AcquiredAsync_t *pEventData = NULL;
s_flAcquiredIP = 1;
pEventData = &pNetAppEvent->EventData.ipAcquiredV4;
TRACE("[NETAPP EVENT] IP Acquired: IP=%d.%d.%d.%d , "
"Gateway=%d.%d.%d.%d\n\r",
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,0),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,0));
}
break;
default: TRACE("[NETAPP EVENT] Unexpected event [0x%x] \n\r", pNetAppEvent->Event); break;
}
}
//*****************************************************************************
//
//! Network_IF_GetHostIP
//!
//! \brief This function obtains the server IP address using a DNS lookup
//!
//! \param[in] pcHostName The server hostname
//! \param[out] pDestinationIP This parameter is filled with host IP address.
//!
//! \return On success, +ve value is returned. On error, -ve value is returned
//!
//
//*****************************************************************************
long Network_IF_GetHostIP( char* pcHostName,unsigned long * pDestinationIP )
{
long lStatus = 0;
lStatus = sl_NetAppDnsGetHostByName((signed char *) pcHostName,
strlen(pcHostName),
pDestinationIP, SL_AF_INET);
ASSERT_ON_ERROR(lStatus);
UART_PRINT("Get Host IP succeeded.\n\rHost: %s IP: %d.%d.%d.%d \n\r\n\r",
pcHostName, SL_IPV4_BYTE(*pDestinationIP,3),
SL_IPV4_BYTE(*pDestinationIP,2),
SL_IPV4_BYTE(*pDestinationIP,1),
SL_IPV4_BYTE(*pDestinationIP,0));
return lStatus;
}
//*****************************************************************************
//
//! Network_IF_GetHostIP
//!
//! \brief This function obtains the server IP address using a DNS lookup
//!
//! \param The server hostname
//!
//! \return IP address: Success or 0: Failure.
//!
//
//*****************************************************************************
unsigned long Network_IF_GetHostIP( char* pcHostName )
{
int iStatus = 0;
unsigned long ulDestinationIP;
iStatus = sl_NetAppDnsGetHostByName(
pcHostName, strlen(pcHostName),
&ulDestinationIP, SL_AF_INET);
if (iStatus == 0)
{
UART_PRINT("Get Host IP succeeded.\n\rHost: %s IP: %d.%d.%d.%d \n\r\n\r",
pcHostName, SL_IPV4_BYTE(ulDestinationIP,3),
SL_IPV4_BYTE(ulDestinationIP,2),
SL_IPV4_BYTE(ulDestinationIP,1),
SL_IPV4_BYTE(ulDestinationIP,0));
return ulDestinationIP;
}
else
{
return 0;
}
}
//****************************************************************************
//
//! \brief Display the IP Adderess of device
//!
//! \param[in] none
//!
//! \return none
//!
//
//****************************************************************************
static signed long DisplayIP()
{
unsigned long mask, dns, gateway;
long lRetVal = -1;
unsigned char len, dhcpIsOn;
if(g_ulDeviceIp == 0)
{
/* Device is in GO mode, Get the IP of Device */
len = sizeof(SlNetCfgIpV4Args_t);
dhcpIsOn = 0;
SlNetCfgIpV4Args_t ipV4 = {0};
// Get the IP address of device
#ifdef P2P_ROLE_TYPE_NEGOTIATE
lRetVal = sl_NetCfgGet(SL_IPV4_AP_P2P_GO_GET_INFO,&dhcpIsOn,
&len,(unsigned char *)&ipV4);
#else
lRetVal = sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&dhcpIsOn,
&len,(unsigned char *)&ipV4)
#endif
ASSERT_ON_ERROR(lRetVal);
g_ulDeviceIp=ipV4.ipV4;
mask=ipV4.ipV4Mask;
gateway=ipV4.ipV4Gateway;
dns=ipV4.ipV4DnsServer;
}
UNUSED(mask);
UNUSED(gateway);
UNUSED(dns);
UART_PRINT("CC3200 Device IP : IP=%d.%d.%d.%d \n\r",
SL_IPV4_BYTE(g_ulDeviceIp,3), SL_IPV4_BYTE(g_ulDeviceIp,2),
SL_IPV4_BYTE(g_ulDeviceIp,1), SL_IPV4_BYTE(g_ulDeviceIp,0));
return 0;
}
int
CMD_who(int argc, char **argv)
{
UINT8 IsDHCP;
_NetCfgIpV4Args_t ipV4;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP, &len,(unsigned char *)&ipV4);
UARTprintf(" Server IP: %d.%d.%d.%d",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0));
UARTprintf("\n");
UARTprintf("This node is at IP: %d.%d.%d.%d\n",
SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2),
SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
return 0;
}
void sl_net_app_eh(SlNetAppEvent_t *e) {
if (e->Event == SL_NETAPP_IPV4_IPACQUIRED_EVENT) {
SlIpV4AcquiredAsync_t *ed = &e->EventData.ipAcquiredV4;
asprintf(&s_wifi_sta_config.ip, "%lu.%lu.%lu.%lu", SL_IPV4_BYTE(ed->ip, 3),
SL_IPV4_BYTE(ed->ip, 2), SL_IPV4_BYTE(ed->ip, 1),
SL_IPV4_BYTE(ed->ip, 0));
s_wifi_sta_config.status = MIOT_WIFI_IP_ACQUIRED;
invoke_cb(invoke_wifi_on_change_cb, (void *) s_wifi_sta_config.status);
} else if (e->Event == SL_NETAPP_IP_LEASED_EVENT) {
SlIpLeasedAsync_t *ed = &e->EventData.ipLeased;
LOG(LL_INFO,
("WiFi: leased %lu.%lu.%lu.%lu to %02x:%02x:%02x:%02x:%02x:%02x",
SL_IPV4_BYTE(ed->ip_address, 3), SL_IPV4_BYTE(ed->ip_address, 2),
SL_IPV4_BYTE(ed->ip_address, 1), SL_IPV4_BYTE(ed->ip_address, 0),
ed->mac[0], ed->mac[1], ed->mac[2], ed->mac[3], ed->mac[4],
ed->mac[5]));
}
}
int
CMD_ask(int argc, char **argv)
{
UINT8 IsDHCP;
_NetCfgIpV4Args_t ipV4;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
char packet[256];
char last3[10];
int temp;
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP, &len,(unsigned char *)&ipV4);
temp = SL_IPV4_BYTE(ipV4.ipV4,0);
sprintf(last3, "%d", temp);
UARTprintf("%d", temp);
UARTprintf("%s", last3);
return 0;
}
//****************************************************************************
//
//! \brief Connects to the Network in AP or STA Mode - If ForceAP Jumper is
//! Placed, Force it to AP mode
//!
//! \return 0 on success else error code
//
//****************************************************************************
long ConnectToNetwork()
{
char ucAPSSID[32];
unsigned short len, config_opt;
long lRetVal = -1;
// staring simplelink
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
// Device is not in STA mode and Force AP Jumper is not Connected
//- Switch to STA mode
if(g_uiSimplelinkRole != ROLE_STA && g_uiDeviceModeConfig == ROLE_STA )
{
//Switch to STA Mode
lRetVal = sl_WlanSetMode(ROLE_STA);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
g_usMCNetworkUstate = 0;
g_uiSimplelinkRole = sl_Start(NULL,NULL,NULL);
UART_PRINT("started in STA mode\n\r");
}
//Device is not in AP mode and Force AP Jumper is Connected -
//Switch to AP mode
if(g_uiSimplelinkRole != ROLE_AP && g_uiDeviceModeConfig == ROLE_AP )
{
//Switch to AP Mode
lRetVal = sl_WlanSetMode(ROLE_AP);
ASSERT_ON_ERROR(lRetVal);
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
g_usMCNetworkUstate = 0;
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(!IS_IP_ACQUIRED(g_ulStatus))
{
}
//Stop Internal HTTP Server
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);
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;
lRetVal = sl_WlanGet(SL_WLAN_CFG_AP_ID, &config_opt , &len,
(unsigned char*) ucAPSSID);
ASSERT_ON_ERROR(lRetVal);
Report("\n\rDevice is in AP Mode, Please Connect to AP [%s] and"
"type [mysimplelink.net] in the browser \n\r",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
{
//Stop Internal HTTP Server
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);
/*//waiting for the device to Auto Connect
while ( (!IS_IP_ACQUIRED(g_ulStatus))&&
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);
CLR_STATUS_BIT_ALL(g_ulStatus);
Report("Use Smart Config Application to configure the device.\n\r");
//Connect Using Smart Config
lRetVal = SmartConfigConnect();
ASSERT_ON_ERROR(lRetVal);
//Waiting for the device to Auto Connect
while(!IS_IP_ACQUIRED(g_ulStatus))
{
MAP_UtilsDelay(500);
}*/
SlSecParams_t secParams = {0};
secParams.Key = (signed char *)SECURITY_KEY;
secParams.KeyLen = strlen(SECURITY_KEY);
secParams.Type = SECURITY_TYPE;
lRetVal = sl_WlanConnect((signed char *)SSID_NAME,
strlen((const char *)SSID_NAME), 0, &secParams, 0);
ASSERT_ON_ERROR(lRetVal);
// Wait for WLAN Event
while((!IS_CONNECTED(g_ulStatus)) || (!IS_IP_ACQUIRED(g_ulStatus)))
{
//Turn Green LED On
GPIO_IF_LedOn(MCU_GREEN_LED_GPIO);
osi_Sleep(50);
//Turn Green LED Off
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
osi_Sleep(50);
}
//Turn Green LED Off
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
UART_PRINT("connected\n\r");
}
//Turn RED LED Off
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
UART_PRINT("\n\rDevice is in STA Mode, Connect to the AP[%s] and type"
"IP address [%d.%d.%d.%d] in the browser \n\r",g_ucConnectionSSID,
SL_IPV4_BYTE(g_uiIpAddress,3),SL_IPV4_BYTE(g_uiIpAddress,2),
SL_IPV4_BYTE(g_uiIpAddress,1),SL_IPV4_BYTE(g_uiIpAddress,0));
return SUCCESS;
}
//*****************************************************************************
//
//! 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;
}
void ControlServer(void *pvParameters) {
char ServerBuffer[CONFIG_SERVER_BUFFER];
char MsgBuffer[100];
char *pMsgBuffer;
SlSockAddrIn_t sAddr;
SlSockAddrIn_t sLocalAddr;
int32_t i32SockID;
int32_t i32NewSockID;
int32_t i32DataSize;
int32_t i32NonBlocking = 1;
SlSocklen_t i32AddrSize;
int32_t retval;
pMsgBuffer = &MsgBuffer[0];
InitVariables();
retval = ResetSimpleLink();
if (retval < 0)
while (1)
;
WlanConnect();
sprintf(MsgBuffer, "Connectado a rede: %s\n\r"
"IP: %d.%d.%d.%d\n\r"
"Gateway: %d.%d.%d.%d\n\r", SL_IPV4_BYTE(g_sSLCon.DeviceIP, 3),
SL_IPV4_BYTE(g_sSLCon.DeviceIP, 2),
SL_IPV4_BYTE(g_sSLCon.DeviceIP, 1),
SL_IPV4_BYTE(g_sSLCon.DeviceIP, 0),
SL_IPV4_BYTE(g_sSLCon.GatewayIP, 3),
SL_IPV4_BYTE(g_sSLCon.GatewayIP, 2),
SL_IPV4_BYTE(g_sSLCon.GatewayIP, 1),
SL_IPV4_BYTE(g_sSLCon.GatewayIP, 0));
osi_MsgQWrite(&g_sUartQuee, &pMsgBuffer, OSI_NO_WAIT);
sLocalAddr.sin_family = SL_AF_INET;
sLocalAddr.sin_port = sl_Htons((unsigned short) g_sSLCon.PortNumber);
sLocalAddr.sin_addr.s_addr = 0;
i32SockID = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, 0);
sl_Bind(i32SockID, (SlSockAddr_t *) &sLocalAddr, sizeof(SlSockAddrIn_t));
sl_Listen(i32SockID, 0);
sl_SetSockOpt(i32SockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &i32NonBlocking,
sizeof(i32NonBlocking));
while (1) {
i32NewSockID = SL_EAGAIN;
while (i32NewSockID < 0) {
i32NewSockID = sl_Accept(i32SockID, (struct SlSockAddr_t *) &sAddr,
(SlSocklen_t*) &i32AddrSize);
if (i32NewSockID == SL_EAGAIN) {
osi_Sleep(100);
} else if (i32NewSockID < 0) {
while (1) {
}
}
}
i32DataSize = sl_Recv(i32NewSockID, ServerBuffer, CONFIG_SERVER_BUFFER,
0);
if (strcmp(ServerBuffer, "Led On") == 0) {
Led_Green(LED_ON);
strcpy(ServerBuffer, "OK");
i32DataSize = 3;
} else if (strcmp(ServerBuffer, "Led Off") == 0) {
Led_Green(LED_OFF);
strcpy(ServerBuffer, "OK");
i32DataSize = 3;
} else if (strcmp(ServerBuffer, "Lamp On") == 0) {
MAP_GPIOPinWrite(GPIOA0_BASE, GPIO_PIN_6, GPIO_PIN_6);
strcpy(ServerBuffer, "OK");
i32DataSize = 3;
} else if (strcmp(ServerBuffer, "Lamp Off") == 0) {
MAP_GPIOPinWrite(GPIOA0_BASE, GPIO_PIN_6, 0);
strcpy(ServerBuffer, "OK");
i32DataSize = 3;
}
sl_Send(i32NewSockID, ServerBuffer, i32DataSize, 0);
sl_Close(i32NewSockID);
}
}
//****************************************************************************
// MAIN FUNCTION
//****************************************************************************
void main()
{
long retVal = -1;
unsigned long ulResetCause;
unsigned long ulDestinationIP;
//
// Board Initialization
//
BoardInit();
//
// Configure the pinmux settings for the peripherals exercised
//
PinMuxConfig();
//
// Configuring UART
//
InitTerm();
//
// Initialize WDT
//
WDT_IF_Init(NULL,80000000 * 10);
//
// Get the reset cause
//
ulResetCause = PRCMSysResetCauseGet();
//
// If watchdog triggered reset request hibernate
// to clean boot the system
//
if( ulResetCause == PRCM_WDT_RESET )
{
HIBEntrePreamble();
MAP_PRCMOCRRegisterWrite(0,1);
MAP_PRCMHibernateWakeupSourceEnable(PRCM_HIB_SLOW_CLK_CTR);
MAP_PRCMHibernateIntervalSet(330);
MAP_PRCMHibernateEnter();
}
//
// uDMA Initialization
//
UDMAInit();
//
// Display banner
//
DisplayBanner(APPLICATION_NAME);
if( ulResetCause == PRCM_HIB_EXIT && (MAP_PRCMOCRRegisterRead(0) & 1) == 1 )
{
UART_PRINT("Reset Cause : Watchdog Reset\n\r");
}
else
{
UART_PRINT("Reset Cause : Power On\n\r");
//
// Initialize the variables.
//
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 desired state at start of applicaton
//
// Note that all profiles and persistent settings that were done on the
// device will be lost
//
retVal = ConfigureSimpleLinkToDefaultState();
if(retVal < 0)
{
if (DEVICE_NOT_IN_STATION_MODE == retVal)
UART_PRINT("Failed to configure the device in its default"
" state \n\r");
LOOP_FOREVER();
}
}
//
// Set destination IP
//
ulDestinationIP = IP_ADDR;
//
// Asumption is that the device is configured in station mode already
// and it is in its default state
//
retVal = sl_Start(0, 0, 0);
//
// Acknowledge the watchdog so that it doesn't resets
//
WatchdogAck();
if (retVal < 0 || retVal != ROLE_STA)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
//
//Connecting to WLAN AP
//
retVal = WlanConnect();
//
// Acknowledge the watchdog so that it doesn't resets
//
WatchdogAck();
if(retVal < 0)
{
UART_PRINT("Failed to establish connection w/ an AP \n\r");
LOOP_FOREVER();
}
UART_PRINT("Connected to AP : %s \n\r",SSID_NAME);
UART_PRINT("Device IP : %d.%d.%d.%d\n\r\n\r",
SL_IPV4_BYTE(g_ulIpAddr,3),
SL_IPV4_BYTE(g_ulIpAddr,2),
SL_IPV4_BYTE(g_ulIpAddr,1),
SL_IPV4_BYTE(g_ulIpAddr,0));
UART_PRINT("\nStarting UDP Client\n\n\r");
UART_PRINT("Source IP : %d.%d.%d.%d\n\r"
"Destination IP : %d.%d.%d.%d\n\r"
"PORT : %d\n\r",
SL_IPV4_BYTE(g_ulIpAddr,3),
SL_IPV4_BYTE(g_ulIpAddr,2),
SL_IPV4_BYTE(g_ulIpAddr,1),
SL_IPV4_BYTE(g_ulIpAddr,0),
SL_IPV4_BYTE(ulDestinationIP,3),
SL_IPV4_BYTE(ulDestinationIP,2),
SL_IPV4_BYTE(ulDestinationIP,1),
SL_IPV4_BYTE(ulDestinationIP,0),
g_uiPortNum);
//
// Acknowledge the watchdog so that it doesn't resets
//
WatchdogAck();
//
// Send packets
//
BsdUdpClient(PORT_NUM,ulDestinationIP);
//
// power off the network processor
//
sl_Stop(SL_STOP_TIMEOUT);
while (1)
{
_SlNonOsMainLoopTask();
}
}
int main(void)
{
UINT8 IsDHCP = 0;
int32_t i32CommandStatus;
_NetCfgIpV4Args_t ipV4;
SlSockAddrIn_t Addr;
UINT16 AddrSize = 0;
INT16 SockID = 0;
UINT32 data;
long x = 0; //counter
unsigned char len = sizeof(_NetCfgIpV4Args_t);
int Status = 0;
/* Stop WDT */
stopWDT();
/* Initialize the system clock of MCU */
initClk();
Board_Init(); // initialize LaunchPad I/O and PD1 LED
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
UARTprintf("This application is configured to generate text\n");
UARTprintf(" and send UDP packets to IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
//added code from the powerpoint slide
/* Initializing the CC3100 device */
sl_Start(0, 0, 0);
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect();
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
Addr.sin_family = SL_AF_INET;
Addr.sin_port = sl_Htons((UINT16)PORT_NUM);
Addr.sin_addr.s_addr = sl_Htonl((UINT32)IP_ADDR);
AddrSize = sizeof(SlSockAddrIn_t);
SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
// Loop forever waiting for commands from PC...
//
while(1)
{
// Print prompt for user.
UARTprintf("\n>");
// Peek to see if a full command is ready for processing.
while(UARTPeek('\r') == -1)
LED_On();
// Approximately 1 millisecond delay.
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 3000);
}
// A '\r' was detected so get the line of text from the receive buffer.
while(Status >= 0){
UARTprintf("\nSending a UDP packet ...\n");
UARTgets(g_cInput,sizeof(g_cInput)); //this function receives the input from the Putty and places it in a string
//DO NOT CHANGE ANYTHING ABOVE THIS COMMENT
//WHAT WE NEED TO DO:
//work with the g_cInput to get the array of letters typed into the Putty
//then send that Array using UARTprintf
uBuf[0] = ATYPE; // defines this as an analog data type
uBuf[1] = '=';
data = 1000;
Int2Str(data,(char*)&uBuf[2]); // [2] to [7] is 6 digit number
UARTprintf(" %s ",uBuf); //this line sends a string to the receiver
//the above 5 lines print out a = 1000;
//everything below this is just error cases
if( SockID < 0 ){
UARTprintf("SockIDerror ");
Status = -1; // error
}else{
LED_Toggle();
Status = sl_SendTo(SockID, uBuf, BUF_SIZE, 0,
(SlSockAddr_t *)&Addr, AddrSize);
if( Status <= 0 ){
sl_Close(SockID);
UARTprintf("SockIDerror %d ",Status);
}else{
UARTprintf("ok");
}
}
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 100); // 10ms
LED_Off();
}
}
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *pNetAppEvent) {
switch (pNetAppEvent->Event) {
case SL_NETAPP_IPV4_IPACQUIRED_EVENT:
{
UART_PRINT("[QuickStart] IP address : %d.%d.%d.%d\r\n",
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip, 0));
UART_PRINT("[QuickStart] Gateway : %d.%d.%d.%d\r\n",
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway, 0));
UART_PRINT("[QuickStart] DNS server : %d.%d.%d.%d\r\n",
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.dns, 3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.dns, 2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.dns, 1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.dns, 0));
SET_STATUS_BIT(g_Status, STATUS_BIT_IP_AQUIRED);
}
break;
default:
break;
}
}
int main2(void)
{
UINT8 IsDHCP = 0;
int32_t i32CommandStatus;
_NetCfgIpV4Args_t ipV4;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
int Status = 0;
/* Stop WDT */
stopWDT();
/* Initialize the system clock of MCU */
initClk();
Board_Init(); // initialize LaunchPad I/O and PD1 LED
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
UARTprintf("This application is configured to measure analog signals from Ain7=PD0\n");
UARTprintf(" and send UDP packets to IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
/* Initializing the CC3100 device */
sl_Start(0, 0, 0);
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect();
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,
(unsigned char *)&ipV4);
//Print the IP
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
//
// Loop forever waiting for commands from PC...
//
while(1)
{
//
// Print prompt for user.
//
UARTprintf("\n>");
//
// Peek to see if a full command is ready for processing.
//
while(UARTPeek('\r') == -1)
{
//
// Approximately 1 millisecond delay.
//
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 3000);
}
//
// A '\r' was detected so get the line of text from the receive buffer.
//
UARTgets(g_cInput,sizeof(g_cInput));
//
// Pass the line from the user to the command processor.
// It will be parsed and valid commands executed.
//
i32CommandStatus = CmdLineProcess(g_cInput);
//
// Handle the case of bad command.
//
if(i32CommandStatus == CMDLINE_BAD_CMD)
{
UARTprintf(" Bad command. Try again.\n");
}
//
// Handle the case of too many arguments.
//
else if(i32CommandStatus == CMDLINE_TOO_MANY_ARGS)
{
UARTprintf(" Too many arguments for command. Try again.\n");
}
//
// Handle the case of too few arguments.
//
else if(i32CommandStatus == CMDLINE_TOO_FEW_ARGS)
{
UARTprintf(" Too few arguments for command. Try again.\n");
}
//
// Handle the case of too few arguments.
//
else if(i32CommandStatus == CMDLINE_INVALID_ARG)
{
UARTprintf(" Invalid command argument(s). Try again.\n");
}
}
}
int main(void){
UINT8 IsDHCP = 0;
_NetCfgIpV4Args_t ipV4;
SlSockAddrIn_t Addr;
SlSockAddrIn_t LocalAddr;
UINT16 AddrSize = 0;
INT16 SockID = 0;
INT16 Status = 1; // ok
UINT32 data;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
stopWDT(); // Stop WDT
initClk(); // PLL 50 MHz, ADC needs PPL active
Board_Init(); // initialize LaunchPad I/O
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
UARTprintf("This node is configured to receive UDP packets\n");
UARTprintf("This node should be at IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
ST7735_InitR(INITR_REDTAB);
ST7735_OutString("Internet of Things\n");
ST7735_OutString("Embedded Systems\n");
ST7735_OutString("Vol. 2, Valvano");
ST7735_PlotClear(0,4095); // range from 0 to 4095
while(1){
sl_Start(0, 0, 0); /* Initializing the CC3100 device */
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect(); // connect to AP
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
while(Status > 0){
UARTprintf("\nReceiving a UDP packet ...");
LocalAddr.sin_family = SL_AF_INET;
LocalAddr.sin_port = sl_Htons((UINT16)PORT_NUM);
LocalAddr.sin_addr.s_addr = 0;
AddrSize = sizeof(SlSockAddrIn_t);
SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
if( SockID < 0 ){
UARTprintf("SockIDerror\n");
Status = -1; // error
}else{
Status = sl_Bind(SockID, (SlSockAddr_t *)&LocalAddr, AddrSize);
if( Status < 0 ){
sl_Close(SockID);
UARTprintf("Sock Bind error\n");
}else{
Status = sl_RecvFrom(SockID, uBuf, BUF_SIZE, 0,
(SlSockAddr_t *)&Addr, (SlSocklen_t*)&AddrSize );
if( Status <= 0 ){
sl_Close(SockID);
UARTprintf("Receive error %d ",Status);
}else{
LED_Toggle();
sl_Close(SockID);
UARTprintf("ok %s ",uBuf);
if((uBuf[0]==ATYPE)&&(uBuf[1]== '=')){ int i,bOk; uint32_t place;
data = 0; bOk = 1;
i=4; // ignore possible negative sign
for(place = 1000; place; place = place/10){
if((uBuf[i]&0xF0)==0x30){ // ignore spaces
data += place*(uBuf[i]-0x30);
}else{
if((uBuf[i]&0xF0)!= ' '){
bOk = 0;
}
}
i++;
}
if(bOk){
ST7735_PlotLine(data);
ST7735_PlotNextErase();
}
}
}
}
}
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25); // 120ms
}
}
}
int main1(void){
UINT8 IsDHCP = 0;
_NetCfgIpV4Args_t ipV4;
SlSockAddrIn_t Addr;
UINT16 AddrSize = 0;
INT16 SockID = 0;
INT16 Status = 1; // ok
UINT32 data;
unsigned char len = sizeof(_NetCfgIpV4Args_t);
stopWDT(); // Stop WDT
initClk(); // PLL 50 MHz, ADC needs PPL active
Board_Init(); // initialize LaunchPad I/O
ConfigureUART(); // Initialize the UART.
UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
#if ADC
ADC0_InitSWTriggerSeq3(7); // Ain7 is on PD0
UARTprintf("This node is configured to measure signals from Ain7=PD0\n");
#endif
#if EKG
UARTprintf("This node is configured to generate simulated EKG data\n");
#endif
UARTprintf(" and send UDP packets to IP: %d.%d.%d.%d Port: %d\n\n",
SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2),
SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
while(1){
sl_Start(0, 0, 0);/* Initializing the CC3100 device */
/* Connecting to WLAN AP - Set with static parameters defined at the top
After this call we will be connected and have IP address */
WlanConnect(); // connect to AP
/* Read the IP parameter */
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
while(Status > 0){
Addr.sin_family = SL_AF_INET;
Addr.sin_port = sl_Htons((UINT16)PORT_NUM);
Addr.sin_addr.s_addr = sl_Htonl((UINT32)IP_ADDR);
AddrSize = sizeof(SlSockAddrIn_t);
SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
if( SockID < 0 ){
UARTprintf("SockIDerror ");
Status = -1; // error
}else{
while(Status>0){
UARTprintf("\nSending a UDP packet ...");
uBuf[0] = ATYPE; // defines this as an analog data type
uBuf[1] = '=';
#if ADC
data = ADC0_InSeq3(); // 0 to 4095, Ain7 is on PD0
#endif
#if EKG
data = EKGbuf[EKGindex];
EKGindex = (EKGindex+1)%EKGSIZE; // 100 Hz
#endif
Int2Str(data,(char*)&uBuf[2]); // [2] to [7] is 6 digit number
UARTprintf(" %s ",uBuf);
LED_Toggle();
Status = sl_SendTo(SockID, uBuf, BUF_SIZE, 0,
(SlSockAddr_t *)&Addr, AddrSize);
ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25); // 80ms
if( Status <= 0 ){
UARTprintf("SockIDerror %d ",Status);
}else{
UARTprintf("ok");
}
}
sl_Close(SockID);
}
}
}
}
//****************************************************************************
// MAIN FUNCTION
//****************************************************************************
void main()
{
long lRetVal = -1;
//
// Board Initialization
//
BoardInit();
//
// uDMA Initialization
//
UDMAInit();
//
// Configure the pinmux settings for the peripherals exercised
//
PinMuxConfig();
//
// Configuring UART
//
InitTerm();
//
// Display banner
//
DisplayBanner(APPLICATION_NAME);
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 desired 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();
}
UART_PRINT("Device is configured in default state \n\r");
//
// Asumption 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 || lRetVal != ROLE_STA)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
UART_PRINT("Device started as STATION \n\r");
UART_PRINT("Connecting to AP: %s ...\r\n",SSID_NAME);
//
//Connecting to WLAN AP
//
lRetVal = WlanConnect();
if(lRetVal < 0)
{
UART_PRINT("Failed to establish connection w/ an AP \n\r");
LOOP_FOREVER();
}
UART_PRINT("Connected to AP: %s \n\r",SSID_NAME);
UART_PRINT("Device IP: %d.%d.%d.%d\n\r\n\r",
SL_IPV4_BYTE(g_ulIpAddr,3),
SL_IPV4_BYTE(g_ulIpAddr,2),
SL_IPV4_BYTE(g_ulIpAddr,1),
SL_IPV4_BYTE(g_ulIpAddr,0));
#ifdef USER_INPUT_ENABLE
lRetVal = UserInput();
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
#else
lRetVal = BsdUdpClient(PORT_NUM);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = BsdUdpServer(PORT_NUM);
if(lRetVal < 0)
{
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
#endif
UART_PRINT("Exiting Application ...\n\r");
//
// power off the network processor
//
lRetVal = sl_Stop(SL_STOP_TIMEOUT);
while (1)
{
_SlNonOsMainLoopTask();
}
}
//*****************************************************************************
//
//! \brief This function handles network events such as IP acquisition, IP
//! leased, IP released etc.
//!
//! \param[in] pNetAppEvent - Pointer to NetApp Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *pNetAppEvent)
{
if(pNetAppEvent == NULL)
{
UART_PRINT("Null pointer\n\r");
LOOP_FOREVER();
}
switch(pNetAppEvent->Event)
{
case SL_NETAPP_IPV4_IPACQUIRED_EVENT:
{
SlIpV4AcquiredAsync_t *pEventData = NULL;
SET_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_AQUIRED);
//Ip Acquired Event Data
pEventData = &pNetAppEvent->EventData.ipAcquiredV4;
UART_PRINT("[NETAPP EVENT] IP Acquired: IP=%d.%d.%d.%d , "
"Gateway=%d.%d.%d.%d\n\r",
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.ip,0),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,3),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,2),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,1),
SL_IPV4_BYTE(pNetAppEvent->EventData.ipAcquiredV4.gateway,0));
UNUSED(pEventData);
}
break;
case SL_NETAPP_IP_LEASED_EVENT:
{
SET_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_LEASED);
//
// Information about the IP-Leased details(like IP-Leased,lease-time,
// mac etc) will be available in 'SlIpLeasedAsync_t' - Applications
// can use it if required
//
// SlIpLeasedAsync_t *pEventData = NULL;
// pEventData = &pNetAppEvent->EventData.ipLeased;
//
}
break;
case SL_NETAPP_IP_RELEASED_EVENT:
{
CLR_STATUS_BIT(g_ulStatus, STATUS_BIT_IP_LEASED);
//
// Information about the IP-Released details (like IP-address, mac
// etc) will be available in 'SlIpReleasedAsync_t' - Applications
// can use it if required
//
// SlIpReleasedAsync_t *pEventData = NULL;
// pEventData = &pNetAppEvent->EventData.ipReleased;
//
}
break;
default:
{
UART_PRINT("[NETAPP EVENT] Unexpected event [0x%x] \n\r",
pNetAppEvent->Event);
}
break;
}
}
static void TFTPTask(void *pvParameters)
{
SlSecParams_t secParams;
unsigned char *pucFileBuffer = NULL; // Data read or to be written
unsigned long uiFileSize;
const char *FileRead = "readFromServer.txt"; // File to be read using TFTP. Change string to filename
const char *FileWrite = "writeToServer.txt"; // File to be written using TFTP. Change string to filename.
long pFileHandle; // Pointer to file handle
SlFsFileInfo_t pFsFileInfo;
long lRetVal = -1;
unsigned short uiTftpErrCode;
//get wifi information
// get_wifi_info(ap_ssid, secPrams);
// Configuring security parameters for the AP
secParams.Key = (_i8*)SSID_KEY;
secParams.KeyLen = 30;
secParams.Type = SL_SEC_TYPE_WPA_WPA2;
lRetVal = Network_IF_InitDriver(ROLE_STA);
// Connecting to WLAN AP - Set with static parameters defined at the top
// After this call we will be connected and have IP address
lRetVal = Network_IF_ConnectAP((char*)SSID,secParams);
UART_PRINT("Connecting to TFTP server %d.%d.%d.%d\n\r",\
SL_IPV4_BYTE(TFTP_IP, 3),SL_IPV4_BYTE(TFTP_IP, 2),
SL_IPV4_BYTE(TFTP_IP, 1),SL_IPV4_BYTE(TFTP_IP, 0));
if(TFTP_READ)
{
uiFileSize = FILE_SIZE_MAX;
pucFileBuffer = new unsigned char[uiFileSize];
if(NULL == pucFileBuffer)
{
UART_PRINT("Can't Allocate Resources\r\n");
LOOP_FOREVER();
}
memset(pucFileBuffer,'\0',uiFileSize);
lRetVal = sl_TftpRecv(TFTP_IP, FileRead, (char *)pucFileBuffer,\
&uiFileSize, &uiTftpErrCode );
UART_PRINT("file read is %s\n", pucFileBuffer);
if(lRetVal < 0)
{
free(pucFileBuffer);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = sl_FsGetInfo((unsigned char *)FileRead, 0, &pFsFileInfo);
if(lRetVal < 0 )
lRetVal = sl_FsOpen((unsigned char *)FileRead,\
FS_MODE_OPEN_CREATE(FILE_SIZE_MAX,_FS_FILE_OPEN_FLAG_COMMIT|\
_FS_FILE_PUBLIC_WRITE), NULL,&pFileHandle);
else
lRetVal = sl_FsOpen((unsigned char *)FileRead,FS_MODE_OPEN_WRITE, \
NULL,&pFileHandle);
if(lRetVal < 0)
{
free(pucFileBuffer);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = sl_FsWrite(pFileHandle,0, pucFileBuffer, uiFileSize);
if(lRetVal < 0)
{
free(pucFileBuffer);
lRetVal = sl_FsClose(pFileHandle,0,0,0);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
UART_PRINT("TFTP Read Successful \r\n");
lRetVal = sl_FsClose(pFileHandle,0,0,0);
}
if(TFTP_WRITE)
{
/* open same file which has been written with the server's file content */
lRetVal = sl_FsOpen((unsigned char *)FileRead,FS_MODE_OPEN_READ, \
NULL,&pFileHandle);
if(lRetVal < 0)
{
free(pucFileBuffer);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = sl_FsGetInfo((unsigned char *)FileRead, 0, &pFsFileInfo);
if(lRetVal < 0)
{
lRetVal = sl_FsClose(pFileHandle,0,0,0);
free(pucFileBuffer);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
uiFileSize = (&pFsFileInfo)->FileLen;
lRetVal = sl_FsRead(pFileHandle, 0, pucFileBuffer, uiFileSize);
if(lRetVal < 0)
{
lRetVal = sl_FsClose(pFileHandle,0,0,0);
free(pucFileBuffer);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
lRetVal = sl_FsClose(pFileHandle,0,0,0);
/* write to server with different file name */
lRetVal = sl_TftpSend(TFTP_IP, FileWrite,(char *) pucFileBuffer,\
&uiFileSize, &uiTftpErrCode );
if(lRetVal < 0)
{
free(pucFileBuffer);
ERR_PRINT(lRetVal);
LOOP_FOREVER();
}
UART_PRINT("TFTP Write Successful \r\n");
}
LOOP_FOREVER();
}
//*****************************************************************************
//
//! UserInput
//!
//! This function
//! 1. Function for reading the user input for UDP RX/TX
//!
//! \return none
//
//*****************************************************************************
long UserInput()
{
int iInput = 0;
char acCmdStore[50];
int lRetVal;
int iRightInput = 0;
unsigned long ulUserInputData = 0;
UART_PRINT("Default settings: SSID Name: %s, PORT = %d, Packet Count = %d, "
"Destination IP: %d.%d.%d.%d\n\r",
SSID_NAME, g_uiPortNum, g_ulPacketCount,
SL_IPV4_BYTE(g_ulDestinationIp,3),
SL_IPV4_BYTE(g_ulDestinationIp,2),
SL_IPV4_BYTE(g_ulDestinationIp,1),
SL_IPV4_BYTE(g_ulDestinationIp,0));
do
{
UART_PRINT("\r\nOptions:\r\n1. Send UDP packets.\r\n2. Receive UDP "
"packets.\r\n3. Settings.\r\n4. Exit\r\n");
UART_PRINT("Enter the option to use: ");
lRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(lRetVal == 0)
{
//
// No input. Just an enter pressed probably. Display a prompt.
//
UART_PRINT("\n\n\rEnter Valid Input.");
}
else
{
iInput = (int)strtoul(acCmdStore,0,10);
if(iInput == 1)
{
UART_PRINT("Run iperf command \"iperf.exe -u -s -i 1\" and "
"press Enter\n\r");
//
// Wait to receive a character over UART
//
MAP_UARTCharGet(CONSOLE);
UART_PRINT("Sending UDP packets...\n\r");
// Before proceeding, please make sure to have a server
// waiting on PORT_NUM
lRetVal = BsdUdpClient(g_uiPortNum);
ASSERT_ON_ERROR(lRetVal);
}
else if(iInput == 2)
{
UART_PRINT("Run iperf command \"iperf.exe -u -c %d.%d.%d.%d -i 1 "
"-t 100000\" and press Enter\n\r",
SL_IPV4_BYTE(g_ulIpAddr,3), SL_IPV4_BYTE(g_ulIpAddr,2),
SL_IPV4_BYTE(g_ulIpAddr,1), SL_IPV4_BYTE(g_ulIpAddr,0));
//
// Wait to receive a character over UART
//
MAP_UARTCharGet(CONSOLE);
UART_PRINT("Receiving UDP packets...\n\r");
// After calling this function, you can start sending data
// to CC3200 IP address on PORT_NUM
lRetVal = BsdUdpServer(g_uiPortNum);
ASSERT_ON_ERROR(lRetVal);
}
else if(iInput == 3)
{
iRightInput = 0;
do
{
UART_PRINT("\n\rSetting Options:\n\r1. PORT\n\r2. Packet "
"Count\n\r3. Destination IP\n\r4. Main Menu\r\n");
UART_PRINT("Enter the option to use: ");
lRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(lRetVal == 0)
{
//
// No input. Just an enter pressed probably. Display prompt.
//
UART_PRINT("\n\n\rEnter Valid Input.");
}
else
{
iInput = (int)strtoul(acCmdStore,0,10);
//SettingInput(iInput);
switch(iInput)
{
case 1:
do
{
UART_PRINT("Enter new Port: ");
lRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(lRetVal == 0)
{
//
// No input. Just an enter pressed probably.
// Display a prompt.
//
UART_PRINT("\n\rEnter Valid Input.");
iRightInput = 0;
}
else
{
ulUserInputData = (int)strtoul(acCmdStore,0,10);
if(ulUserInputData <= 0 || ulUserInputData > 65535)
{
UART_PRINT("\n\rWrong Input");
iRightInput = 0;
}
else
{
g_uiPortNum = ulUserInputData;
iRightInput = 1;
}
}
UART_PRINT("\r\n");
}while(!iRightInput);
iRightInput = 0;
break;
case 2:
do
{
UART_PRINT("Enter Packet Count: ");
lRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(lRetVal == 0)
{
//
// No input. Just an enter pressed probably.
// Display a prompt.
//
UART_PRINT("\n\rEnter Valid Input.");
iRightInput = 0;
}
else
{
ulUserInputData = (int)strtoul(acCmdStore,0,10);
if(ulUserInputData <= 0 || ulUserInputData > 9999999)
{
UART_PRINT("\n\rWrong Input");
iRightInput = 0;
}
else
{
g_ulPacketCount = ulUserInputData;
iRightInput = 1;
}
}
UART_PRINT("\r\n");
}while(!iRightInput);
iRightInput = 0;
break;
case 3:
do
{
UART_PRINT("Enter Destination IP: ");
lRetVal = GetCmd(acCmdStore, sizeof(acCmdStore));
if(lRetVal == 0)
{
//
// No input. Just an enter pressed probably.
// Display a prompt.
//
UART_PRINT("\n\rEnter Valid Input.");
iRightInput = 0;
}
else
{
if(IpAddressParser(acCmdStore) < 0)
{
UART_PRINT("\n\rWrong Input");
iRightInput = 0;
}
else
{
iRightInput = 1;
}
}
UART_PRINT("\r\n");
}while(!iRightInput);
iRightInput = 0;
break;
case 4:
iRightInput = 1;
break;
default:
break;
}
}
}while(!iRightInput);
}
else if(iInput == 4)
{
break;
}
else
{
UART_PRINT("\n\n\rWrong Input");
}
}
UART_PRINT("\n\r");
}while(1);
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;
}