Update Femtofox configs (#5646)

* Delete bin/config.d/femtofox/femtofox_EByte-E22-900M30S_Ebyte-E22-900M22S.yaml

* Delete bin/config.d/femtofox/femtofox_EByte-E22-900MM22S.yaml

* Delete bin/config.d/femtofox/femtofox_Heltec-HT-RA62_Seeed-WIO-SX1262.yaml

* Delete bin/config.d/femtofox/femtofox_Waveshare-SX126X-XXXM_AI-Thinker-RA-01SH.yaml

* Add files via upload

* Update and rename bin/config.d/femtofox_SX1262_XTAL.yaml to bin/config.d/femtofox/femtofox_SX1262_XTAL.yaml

* Update and rename bin/config.d/femtofox_LR1121_TCXO.yaml to bin/config.d/femtofox/femtofox_LR1121_TCXO.yaml

* Update and rename bin/config.d/femtofox_SX1262_TCXO.yaml to bin/config.d/femtofox/femtofox_SX1262_TCXO.yaml

bin/config.d/femtofox/femtofox_EByte-E22-900M30S_Ebyte-E22-900M22S.yaml

@@ -1,16 +0,0 @@
----
-Lora:
-## Ebyte E22-900M30S, E22-900M22S with no external RF switching setup
-## Will work with any module without RF switching, and with TCXO
-  Module: sx1262
-  gpiochip: 1 # subtract 32 from the gpio numbers
-  DIO2_AS_RF_SWITCH: true
-  DIO3_TCXO_VOLTAGE: true
-  CS: 16 #pin6 / GPIO48 1C0
-  IRQ: 23  #pin17 / GPIO55 1C7
-  Busy: 22 #pin16 / GPIO54 1C6
-  Reset: 25 #pin13 / GPIO57 1D1
-  RXen: 24 #pin12 / GPIO56 1D0
-  #TXen: bridge to DIO2 on E22 module
-  spidev: spidev0.0
-  spiSpeed: 2000000

bin/config.d/femtofox/femtofox_EByte-E22-900MM22S.yaml

@@ -1,16 +0,0 @@
----
-Lora:
-## Ebyte E22-900MM22S with no external RF switching setup
-## Will work with any module without RF switching and no TCXO
-  Module: sx1262  
-  gpiochip: 1 # subtract 32 from the gpio numbers
-  DIO2_AS_RF_SWITCH: true
-  DIO3_TCXO_VOLTAGE: true
-  CS: 16 #pin6 / GPIO48 1C0
-  IRQ: 23  #pin17 / GPIO55 1C7
-  Busy: 22 #pin16 / GPIO54 1C6
-  Reset: 25 #pin13 / GPIO57 1D1 
-  RXen: 24 #pin12 / GPIO56 1D0
-  #TXen: bridge to DIO2 on E22 module
-  spidev: spidev0.0
-  spiSpeed: 2000000

bin/config.d/femtofox/femtofox_Heltec-HT-RA62_Seeed-WIO-SX1262.yaml

@@ -1,14 +0,0 @@
----
-Lora:
-## Heltec HT-RA62, Seeed WIO SX1262
-## Will work with any module with automatic RF switching, and with TCXO
-  Module: sx1262
-  gpiochip: 1 # subtract 32 from the gpio numbers
-  DIO2_AS_RF_SWITCH: true
-  DIO3_TCXO_VOLTAGE: true
-  CS: 16 #pin6 (GPIO pin 48 1C0)
-  IRQ: 23  #pin17 (GPIO pin 55 1C7)
-  Reset: 25 #pin13 (GPIO pin 57 1D1)
-  Busy: 22 #pin16 (GPIO pin 54 1C6)
-  spidev: spidev0.0 #pins are (CS=6, CLK=7, MOSI=8, MISO=9)
-  spiSpeed: 2000000

bin/config.d/femtofox/femtofox_LR1121_TCXO.yaml

@@ -0,0 +1,20 @@
+---
+Lora:
+## Ebyte E80-900M22S
+## This is a bit experimental
+## 
+##
+  Module: lr1121
+  gpiochip: 1 # subtract 32 from the gpio numbers
+  DIO3_TCXO_VOLTAGE: 1.8
+  CS: 16 #pin6 / GPIO48 1C0
+  IRQ: 23  #pin17 / GPIO55 1C7
+  Busy: 22 #pin16 / GPIO54 1C6
+  Reset: 25 #pin13 / GPIO57 1D1
+
+
+  spidev: spidev0.0 #pins are (CS=16, CLK=17, MOSI=18, MISO=19)
+  spiSpeed: 2000000
+  
+General:
+  MACAddressSource: eth0

bin/config.d/femtofox/femtofox_SX1262_TCXO.yaml

@@ -0,0 +1,21 @@
+---
+Lora:
+## Ebyte E22-900M30S, E22-900M22S with or without external RF switching setup
+## HT-RA62 (Has internal switching, but whatever)
+## Seeed WIO SX1262 (already has TXEN-DIO2 link, but needs RXEN)
+## Will work with any module with or without RF switching, and with TCXO
+  Module: sx1262
+  gpiochip: 1 # subtract 32 from the gpio numbers
+  DIO2_AS_RF_SWITCH: true
+  DIO3_TCXO_VOLTAGE: true
+  CS: 16 #pin6 / GPIO48 1C0
+  IRQ: 23  #pin17 / GPIO55 1C7
+  Busy: 22 #pin16 / GPIO54 1C6
+  Reset: 25 #pin13 / GPIO57 1D1
+  RXen: 24 #pin12 / GPIO56 1D0 # Not strictly needed for auto-switching, but why complicate things?
+#  TXen: bridge to DIO2 on E22 module
+  spidev: spidev0.0 #pins are (CS=16, CLK=17, MOSI=18, MISO=19)
+  spiSpeed: 2000000
+  
+General:
+  MACAddressSource: eth0

bin/config.d/femtofox/femtofox_SX1262_XTAL.yaml

@@ -0,0 +1,21 @@
+---
+Lora:
+## Ebyte E22-900MM22S with no external RF switching setup
+## Waveshare SX126X XXXM, AI Thinker RA-01SH
+## Will work with any module with or without RF switching and no TCXO
+
+  Module: sx1262  
+  gpiochip: 1 # subtract 32 from the gpio numbers
+  DIO2_AS_RF_SWITCH: true
+  DIO3_TCXO_VOLTAGE: false
+  CS: 16 #pin6 / GPIO48 1C0
+  IRQ: 23  #pin17 / GPIO55 1C7
+  Busy: 22 #pin16 / GPIO54 1C6
+  Reset: 25 #pin13 / GPIO57 1D1 
+  RXen: 24 #pin12 / GPIO56 1D0 # Not strictly needed for auto-switching, but why complicate things?
+#  TXen: bridge to DIO2 on E22 module
+  spidev: spidev0.0 #pins are (CS=16, CLK=17, MOSI=18, MISO=19)
+  spiSpeed: 2000000
+
+General:
+  MACAddressSource: eth0

bin/config.d/femtofox/femtofox_Waveshare-SX126X-XXXM_AI-Thinker-RA-01SH.yaml

@@ -1,13 +0,0 @@
----
-Lora:
-## Waveshare SX126X XXXM, AI Thinker RA-01SH
-## Will work with any module with automatic RF switching, and with no TCXO
-  Module: sx1262  
-  gpiochip: 1 # subtract 32 from the gpio numbers
-  DIO2_AS_RF_SWITCH: true
-  CS: 16 #pin6 (GPIO pin 48 1C0)
-  IRQ: 23  #pin17 (GPIO pin 55 1C7)
-  Reset: 25 #pin13 (GPIO pin 57 1D1)
-  Busy: 22 #pin16 (GPIO pin 54 1C6)
-  spidev: spidev0.0 #pins are (CS=6, CLK=7, MOSI=8, MISO=9)
-  spiSpeed: 2000000

src/mqtt/MQTT.cpp

@@ -231,6 +231,23 @@ bool isPrivateIpAddress(const IPAddress &ip)
     }
     return false;
 }
+
+// Separate a <host>[:<port>] string. Returns a pair containing the parsed host and port. If the port is
+// not present in the input string, or is invalid, the value of the `port` argument will be returned.
+std::pair<String, uint16_t> parseHostAndPort(String server, uint16_t port = 0)
+{
+    const int delimIndex = server.indexOf(':');
+    if (delimIndex > 0) {
+        const long parsedPort = server.substring(delimIndex + 1, server.length()).toInt();
+        if (parsedPort < 1 || parsedPort > UINT16_MAX) {
+            LOG_WARN("Invalid MQTT port %d: %s", parsedPort, server.c_str());
+        } else {
+            port = parsedPort;
+        }
+        server[delimIndex] = 0;
+    }
+    return std::make_pair(std::move(server), port);
+}
 } // namespace
 
 void MQTT::mqttCallback(char *topic, byte *payload, unsigned int length)
@@ -308,7 +325,8 @@ MQTT::MQTT() : concurrency::OSThread("mqtt"), mqttQueue(MAX_MQTT_QUEUE)
         }
 
         IPAddress ip;
-        isMqttServerAddressPrivate = ip.fromString(moduleConfig.mqtt.address) && isPrivateIpAddress(ip);
+        isMqttServerAddressPrivate =
+            ip.fromString(parseHostAndPort(moduleConfig.mqtt.address).first.c_str()) && isPrivateIpAddress(ip);
 
 #if HAS_NETWORKING
         if (!moduleConfig.mqtt.proxy_to_client_enabled)
@@ -424,14 +442,9 @@ void MQTT::reconnect()
         pubSub.setClient(mqttClient);
 #endif
 
-        String server = String(serverAddr);
-        int delimIndex = server.indexOf(':');
-        if (delimIndex > 0) {
-            String port = server.substring(delimIndex + 1, server.length());
-            server[delimIndex] = 0;
-            serverPort = port.toInt();
-            serverAddr = server.c_str();
-        }
+        std::pair<String, uint16_t> hostAndPort = parseHostAndPort(serverAddr, serverPort);
+        serverAddr = hostAndPort.first.c_str();
+        serverPort = hostAndPort.second;
         pubSub.setServer(serverAddr, serverPort);
         pubSub.setBufferSize(512);