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<+> command passthrough

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This commit is contained in:
Asbelos 2021-06-30 18:05:03 +01:00
parent 29a4ad0072
commit 33b5f4fdf0
1 changed files with 26 additions and 0 deletions
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26
WifiInterface.cpp
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@ -316,12 +316,38 @@ wifiSerialState WifiInterface::setup2(const FSH* SSid, const FSH* password,
// This function is used to allow users to enter <+ commands> through the DCCEXParser
// <+command> sends AT+command to the ES and returns to the caller.
// Once the user has made whatever changes to the AT commands, a <+X> command can be used
// to force on the connectd flag so that the loop will start picking up wifi traffic.
// If the settings are corrupted <+RST> will clear this and then you must restart the arduino.
// Using the <+> command with no command string causes the code to enter an echo loop so that all
// input is directed to the ES and all ES output written to the USB Serial.
// The sequence "!!!" returns the Arduino to the normal loop mode
void WifiInterface::ATCommand(const byte * command) {
command++;
if (*command=='\0') { // User gave <+> command
DIAG(F("ES AT command passthrough mode, use ! to exit"));
while(Serial.available()) Serial.read(); // Drain serial input first
bool startOfLine=true;
while(true) {
while (wifiStream->available()) Serial.write(wifiStream->read());
if (Serial.available()) {
int cx=Serial.read();
// A newline followed by !!! is an exit
if (cx=='\n' || cx=='\r') startOfLine=true;
else if (startOfLine && cx=='!') break;
else startOfLine=false;
Serial.write(cx);
wifiStream->write(cx);
}
}
DIAG(F("Passthrough Ended"));
return;
}
if (*command=='X') {
connected = true;
DIAG(F("++++++ Wifi Connction forced on ++++++++"));