int wlan_connected_rssi()
{
int _returnValue = 0;
system_tick_t _functionStart = HAL_Timer_Get_Milli_Seconds();
while ((HAL_Timer_Get_Milli_Seconds() - _functionStart) < 1000) {
tNetappIpconfigRetArgs config;
netapp_ipconfig((void*)&config);
int l;
for (l=0; l<16; l++)
{
char wlan_scan_results_table[50];
if(wlan_ioctl_get_scan_results(0, (unsigned char*)wlan_scan_results_table) != 0) {
_returnValue = 1;
break;
}
if (wlan_scan_results_table[0] == 0)
break;
if (!strcmp(wlan_scan_results_table+12, config.uaSSID)) {
_returnValue = ((wlan_scan_results_table[8] >> 1) - 127);
break;
}
}
if (_returnValue != 0) {
break;
}
}
/**
* @brief Scans area for access points. Blocks operation to allow for scan.
*
* To scan for APs, first call scanAccessPoints() with an appropriate scan time
* (recommended scan_time = 4000ms). Create an AccessPointInfo struct and pass
* that to getNextAccessPoint(). Continue to call getNextAccessPoint() until it
* returns false (there are no more APs to scan).
*
* @param[in] scan_time time to scan networks in milliseconds
* @return True if scan succeeded. False otherwise.
*/
bool SFE_CC3000::scanAccessPoints(unsigned int scan_time)
{
int i;
unsigned long channel_timeouts[SCAN_NUM_CHANNELS];
/* If CC3000 is not initialized, return false. */
if (!getInitStatus()) {
return false;
}
/* Create channel interval list for AP scanning */
for (i = 0; i < SCAN_NUM_CHANNELS; i++) {
channel_timeouts[0] = SCAN_CHANNEL_TIMEOUT;
}
/* Setup access point scan */
if (wlan_ioctl_set_scan_params( scan_time,
SCAN_MIN_DWELL_TIME,
SCAN_MAX_DWELL_TIME,
SCAN_NUM_PROBE_REQS,
SCAN_CHANNEL_MASK,
SCAN_RSSI_THRESHOLD,
SCAN_NSR_THRESHOLD,
SCAN_DEFAULT_TX_POWER,
channel_timeouts ) != CC3000_SUCCESS) {
return false;
}
/* Wait for scan to complete */
delay(scan_time + 500);
/* Re-initialize AP counters */
num_access_points_ = 0;
access_point_count_ = 0;
/* Get first scan result in order to obtain the total number of APs */
if (wlan_ioctl_get_scan_results(0, (unsigned char *)&ap_scan_result_) !=
CC3000_SUCCESS ){
return false;
}
num_access_points_ = ap_scan_result_.num_networks;
/* Stop scan */
if (wlan_ioctl_set_scan_params( 0,
SCAN_MIN_DWELL_TIME,
SCAN_MAX_DWELL_TIME,
SCAN_NUM_PROBE_REQS,
SCAN_CHANNEL_MASK,
SCAN_RSSI_THRESHOLD,
SCAN_NSR_THRESHOLD,
SCAN_DEFAULT_TX_POWER,
channel_timeouts ) != CC3000_SUCCESS) {
return false;
}
return true;
}
bool WifiScan::Next(char *line, uint8_t len) {
WifiScanResults_t scanResult;
wipeStr(line, len);
wipeStr((char *)scanResult.ssid, 32);
long err = wlan_ioctl_get_scan_results(0, (uint8_t* ) &scanResult);
if(err == 0) {
parseScanResultToJson(scanResult, line);
}
else {
const char *msg = (String("Error ") + String(err)).c_str();
strncpy(line, msg, strlen(msg));
}
if (String(line).indexOf("00:00:00:00:00:00") >= 0) {
return false;
}
return true;
}
/**
* @brief Fills out AP info struct with next access data.
*
* To scan for APs, first call scanAccessPoints() with an appropriate scan time
* (recommended scan_time = 4000ms). Create an AccessPointInfo struct and pass
* that to getNextAccessPoint(). Continue to call getNextAccessPoint() until it
* returns false (there are no more APs to scan).
*
* @param[out] ap_info struct containing information about the next AP
* @return True if next AP obtained. False if no more APs available.
*/
bool SFE_CC3000::getNextAccessPoint(AccessPointInfo &ap_info)
{
/* If CC3000 is not initialized, return false. */
if (!getInitStatus()) {
return false;
}
/* If results are invalid (e.g. no results), return false */
if (!ap_scan_result_.is_valid) {
return false;
}
/* If we have exhausted all of the networks to list, return false */
if (access_point_count_ >= num_access_points_) {
return false;
}
/* Fill out AP info with last AP surveyed */
ap_info.rssi = ap_scan_result_.rssi;
ap_info.security_mode = ap_scan_result_.security_mode;
strncpy(ap_info.ssid,
(char *)ap_scan_result_.ssid,
ap_scan_result_.ssid_length);
ap_info.ssid[ap_scan_result_.ssid_length] = '\0';
memcpy(ap_info.bssid, ap_scan_result_.bssid, BSSID_LENGTH);
/* Get next set of results */
if (wlan_ioctl_get_scan_results(0, (unsigned char *)&ap_scan_result_) !=
CC3000_SUCCESS ) {
return false;
}
/* Increment AP counter */
access_point_count_++;
return true;
}
void loop() {
netapp_ipconfig(&ipconfig);
char connectedSSID[32];
sprintf(connectedSSID, "%s", ipconfig.uaSSID);
digitalWrite(ledPin1,HIGH);
delay(50);
digitalWrite(ledPin1,LOW);
delay(50);
long errParams = wlan_ioctl_set_scan_params(1000, 20, 30, 2, 0x7ff, -80, 0, 205, aiIntervalList[16]);
long errResults = wlan_ioctl_get_scan_results(0, ucResults);
int _numEntry = ((uint8_t) ucResults[3] << 24) | ((uint8_t) ucResults[2] << 16) | ((uint8_t) ucResults[1] << 8) | ((uint8_t) ucResults[0]);
if (errParams == 0 && errResults == 0 && _numEntry > 0) {
digitalWrite(ledPin2,HIGH);
delay(50);
digitalWrite(ledPin2,LOW);
int _stat = ((uint8_t) ucResults[7] << 24) | ((uint8_t) ucResults[6] << 16) | ((uint8_t) ucResults[5] << 8) | ((uint8_t) ucResults[4]);
bool _valid = (uint8_t) ucResults[8] & 0x1;
int _rssi = (uint8_t) ucResults[8] >> 1;
int _mode = ((uint8_t) ucResults[9] | 0xC0) & 0x3;
int _ssidlen = (uint8_t) ucResults[9] >> 2;
char ssid[32];
int idx = 0;
while(strcmp(connectedSSID, ssid) != 0) {
ssid[idx] = ucResults[idx+12];
idx++;
ssid[_ssidlen] = (char) NULL;
}
digitalWrite(ledPin3,HIGH);
delay(100);
digitalWrite(ledPin3,LOW);
Serial.print("WiFi scan status: ");
switch (_stat) {
case 0:
Serial.print("aged, ");
break;
case 1:
Serial.print("valid, ");
break;
case 2:
Serial.print("no results, ");
break;
}
Serial.print(_numEntry);
Serial.print(" nets found. ");
Serial.print(ssid);
Serial1.println(ssid);
if (_valid){
Serial.print(" is valid, RSSI: ");
}
else
Serial.print("not valid, RSSI: ");
Serial.print(_rssi);
Serial1.println(_rssi);
Serial.print(", mode: ");
switch (_mode) {
case 0:
Serial.println("OPEN");
break;
case 1:
Serial.println("WEP");
break;
case 2:
Serial.println("WPA");
break;
case 3:
Serial.println("WPA2");
break;
}
// else {
// Serial.print(connectedSSID);
// Serial.print(" >______< ");
// Serial.println(ssid);
// }
incomingByte = Serial.read();
//key press 'a' to get data
if (incomingByte == 97){
Serial.println(Network.localIP());
Serial.println(Network.subnetMask());
Serial.println(Network.gatewayIP());
Serial.println(Network.SSID());
}
}
void ListAccessPoints(void)
{
unsigned long aiIntervalList[NUM_CHANNELS];
uint8_t rval;
scanResults sr;
int apCounter, i;
char localB[33];
if (!isInitialized)
{
printf("CC3000 not initialized; can't list access points.\n");
return;
}
printf("List visible access points\n");
printf(" Setting scan parameters...\n");
for (i=0; i<NUM_CHANNELS; i++)
{
aiIntervalList[i] = 2000;
}
rval = wlan_ioctl_set_scan_params(
1000, /* Enable start application scan */
100, /* Minimum dwell time on each channel */
100, /* Maximum dwell time on each channel */
5, /* Number of probe requests */
0x7ff, /* Channel mask */
-80, /* RSSI threshold */
0, /* SNR threshold */
205, /* Probe TX power */
aiIntervalList /* Table of scan intervals per channel */
);
if (rval!=0)
{
printf(" Got back unusual result from wlan_ioctl_set_scan_params, can't continue: %d\n", rval);
return;
}
#if 0
printf(" Sleeping 5 seconds to let the CC3000 discover APs...\n");
usleep(5000000);
#endif
printf(" Getting AP count...\n");
/* On the first call to get_scan_results, sr.numNetworksFound will return the
* actual # of APs currently seen. Get that # then loop through and print
* out what's found.
*/
if ((rval=wlan_ioctl_get_scan_results(2000, (uint8_t *)&sr))!=0)
{
printf(" Got back unusual result from wlan_ioctl_get scan results, can't continue: %d\n", rval);
return;
}
apCounter = sr.numNetworksFound;
printf(" Number of APs found: %d\n", apCounter);
do
{
if (sr.isValid)
{
printf(" ");
switch (sr.securityMode)
{
case WLAN_SEC_UNSEC: /* 0 */
printf("OPEN ");
break;
case WLAN_SEC_WEP: /* 1 */
printf("WEP ");
break;
case WLAN_SEC_WPA: /* 2 */
printf("WPA ");
break;
case WLAN_SEC_WPA2: /* 3 */
printf("WPA2 ");
break;
}
sprintf(localB, "%3u ", sr.rssi);
printf("%s", localB);
memset(localB, 0, 33);
memcpy(localB, sr.ssid_name, sr.ssidLength);
printf("%s\n", localB);
}
if (--apCounter>0)
{
if ((rval=wlan_ioctl_get_scan_results(2000, (uint8_t *)&sr)) !=0)
{
printf(" Got back unusual result from wlan_ioctl_get scan, can't continue: %d\n", rval);
return;
}
}
}
while (apCounter>0);
printf(" Access Point list finished.\n");
}
void loop() {
if (client.connected()) {
digitalWrite(D4,HIGH);
digitalWrite(D0,HIGH);
delay(200);
digitalWrite(D4,LOW);
digitalWrite(D0,LOW);
while (client.available()) {
digitalWrite(D4,HIGH);
digitalWrite(D7,HIGH);
delay(200);
digitalWrite(D4,LOW);
digitalWrite(D7,LOW);
Serial.println();
int val = client.read();
Serial.println(val);
netapp_ipconfig(&ipconfig);
char connectedSSID[32];
sprintf(connectedSSID, "%s", ipconfig.uaSSID);
digitalWrite(D7,HIGH);
delay(500);
digitalWrite(D7,LOW);
delay(500);
long err = wlan_ioctl_get_scan_results(0, ucResults);
int _numEntry = ((uint8_t) ucResults[3] << 24) | ((uint8_t) ucResults[2] << 16) | ((uint8_t) ucResults[1] << 8) | ((uint8_t) ucResults[0]);
if (err == 0 && _numEntry > 0) {
digitalWrite(D4,HIGH);
delay(100);
digitalWrite(D4,LOW);
int _stat = ((uint8_t) ucResults[7] << 24) | ((uint8_t) ucResults[6] << 16) | ((uint8_t) ucResults[5] << 8) | ((uint8_t) ucResults[4]);
bool _valid = (uint8_t) ucResults[8] & 0x1;
int _rssi = (uint8_t) ucResults[8] >> 1;
int _mode = ((uint8_t) ucResults[9] | 0xC0) & 0x3;
int _ssidlen = (uint8_t) ucResults[9] >> 2;
char ssid[32];
int idx = 0;
while(idx < _ssidlen) {
ssid[idx] = ucResults[idx+12];
idx++;
}
ssid[_ssidlen] = (char) NULL;
if (strcmp(connectedSSID, ssid) == 0){
digitalWrite(D0,HIGH);
delay(100);
digitalWrite(D0,LOW);
Serial.print("WiFi scan status: ");
server.write("WiFi scan status: ");
switch (_stat) {
case 0:
Serial.print("aged, ");
server.write("aged, ");
break;
case 1:
Serial.print("valid, ");
server.write("valid, ");
break;
case 2:
Serial.print("no results, ");
server.write("no results, ");
break;
}
Serial.print(_numEntry);
Serial.print(" nets found. ");
Serial.print(ssid);
server.write(_numEntry);
server.write(" nets found. ");
server.write(ssid);
if (_valid){
Serial.print(" is valid, RSSI: ");
server.write(" is valid, RSSI: ");
}
else{
Serial.print("not valid, RSSI: ");
server.write("not valid, RSSI: ");
}
Serial.print(_rssi);
Serial.print(", mode: ");
server.write(_rssi);
server.write(", mode: ");
switch (_mode) {
case 0:
Serial.println("OPEN");
server.write("OPEN\n");
break;
case 1:
Serial.println("WEP");
server.write("WEP\n");
break;
case 2:
Serial.println("WPA");
server.write("WPA\n");
break;
case 3:
Serial.println("WPA2");
server.write("WPA2\n");
break;
}
}
incomingByte = Serial.read();
//key press 'a' to get data
if (incomingByte == 97){
Serial.print("local ip : ");
Serial.println(Network.localIP());
Serial.print("subnet mask: ");
Serial.println(Network.subnetMask());
Serial.print("gateway ip : ");
Serial.println(Network.gatewayIP());
Serial.print("ssid : ");
Serial.println(Network.SSID());
Serial.println();
}
Serial.print(connectedSSID);
Serial.print( " ");
Serial.println(ssid);
server.write(connectedSSID);
server.write( " ");
server.write(ssid);
server.write("\n");
} else {
