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refactor of WiFiMulti::run to reduce complexity and remove dead code (#3847)

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This commit is contained in:
Develo
2017-11-20 21:46:12 -03:00
committed by GitHub
parent cb0a30c22b
commit 2f09ea7117
1 changed files with 63 additions and 47 deletions
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42
libraries/ESP8266WiFi/src/ESP8266WiFiMulti.cpp
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@ -40,16 +40,33 @@ bool ESP8266WiFiMulti::addAP(const char* ssid, const char *passphrase) {
wl_status_t ESP8266WiFiMulti::run(void) {
int8_t scanResult;
wl_status_t status = WiFi.status();
if(status == WL_DISCONNECTED || status == WL_NO_SSID_AVAIL || status == WL_IDLE_STATUS || status == WL_CONNECT_FAILED) {
scanResult = WiFi.scanComplete();
int8_t scanResult = WiFi.scanComplete();
if(scanResult == WIFI_SCAN_RUNNING) {
// scan is running
return WL_NO_SSID_AVAIL;
} else if(scanResult > 0) {
// scan done analyze
// scan is running, do nothing yet
status = WL_NO_SSID_AVAIL;
return status;
}
if(scanResult == 0) {
// scan done, no ssids found. Start another scan.
DEBUG_WIFI_MULTI("[WIFI] scan done\n");
DEBUG_WIFI_MULTI("[WIFI] no networks found\n");
WiFi.scanDelete();
DEBUG_WIFI_MULTI("\n\n");
delay(0);
WiFi.disconnect();
DEBUG_WIFI_MULTI("[WIFI] start scan\n");
// scan wifi async mode
WiFi.scanNetworks(true);
return status;
}
if(scanResult > 0) {
// scan done, analyze
WifiAPlist_t bestNetwork { NULL, NULL };
int bestNetworkDb = INT_MIN;
uint8 bestBSSID[6];
@ -58,9 +75,6 @@ wl_status_t ESP8266WiFiMulti::run(void) {
DEBUG_WIFI_MULTI("[WIFI] scan done\n");
delay(0);
if(scanResult <= 0) {
DEBUG_WIFI_MULTI("[WIFI] no networks found\n");
} else {
DEBUG_WIFI_MULTI("[WIFI] %d networks found\n", scanResult);
for(int8_t i = 0; i < scanResult; ++i) {
@ -100,7 +114,6 @@ wl_status_t ESP8266WiFiMulti::run(void) {
DEBUG_WIFI_MULTI(" %d: [%d][%02X:%02X:%02X:%02X:%02X:%02X] %s (%d) %c\n", i, chan_scan, BSSID_scan[0], BSSID_scan[1], BSSID_scan[2], BSSID_scan[3], BSSID_scan[4], BSSID_scan[5], ssid_scan.c_str(), rssi_scan, (sec_scan == ENC_TYPE_NONE) ? ' ' : '*');
delay(0);
}
}
// clean up ram
WiFi.scanDelete();
@ -146,8 +159,12 @@ wl_status_t ESP8266WiFiMulti::run(void) {
} else {
DEBUG_WIFI_MULTI("[WIFI] no matching wifi found!\n");
}
} else {
// start scan
return status;
}
// scan failed, or some other condition not handled above. Start another scan.
DEBUG_WIFI_MULTI("[WIFI] delete old wifi config...\n");
WiFi.disconnect();
@ -155,7 +172,6 @@ wl_status_t ESP8266WiFiMulti::run(void) {
// scan wifi async mode
WiFi.scanNetworks(true);
}
}
return status;
}