Merge branch 'master' into store-and-forward

* musl compat

* trunk fmt

* Update platform-native, including musl fix

https://github.com/meshtastic/platform-native/pull/5

---------

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>

arch/portduino/portduino.ini

@@ -1,6 +1,6 @@
 ; The Portduino based sim environment on top of any host OS, all hardware will be simulated
 [portduino_base]
-platform = https://github.com/meshtastic/platform-native.git#6b3796d697481c8f6e3f4aa5c111bd9979f29e64
+platform = https://github.com/meshtastic/platform-native.git#bcd02436cfca91f7d28ad0f7dab977c6aaa781af
 framework = arduino
 
 build_src_filter = 

src/GpioLogic.cpp

@@ -66,7 +66,7 @@ GpioBinaryTransformer::GpioBinaryTransformer(GpioVirtPin *inPin1, GpioVirtPin *i
     assert(!inPin2->dependentPin); // We only allow one dependent pin
     inPin2->dependentPin = this;
 
-    // Don't update at construction time, because various GpioPins might be global constructor based not yet initied because
+    // Don't update at construction time, because various GpioPins might be global constructor based not yet initiated because
     // order of operations for global constructors is not defined.
     // update();
 }

src/Power.cpp

@@ -640,7 +640,7 @@ void Power::readPowerStatus()
                 batteryChargePercent = batteryLevel->getBatteryPercent();
             } else {
                 // If the AXP192 returns a percentage less than 0, the feature is either not supported or there is an error
-                // In that case, we compute an estimate of the charge percent based on open circuite voltage table defined
+                // In that case, we compute an estimate of the charge percent based on open circuit voltage table defined
                 // in power.h
                 batteryChargePercent = clamp((int)(((batteryVoltageMv - (OCV[NUM_OCV_POINTS - 1] * NUM_CELLS)) * 1e2) /
                                                    ((OCV[0] * NUM_CELLS) - (OCV[NUM_OCV_POINTS - 1] * NUM_CELLS))),

src/PowerFSM.cpp

@@ -185,7 +185,7 @@ static void powerEnter()
 {
     // LOG_DEBUG("Enter state: POWER");
     if (!isPowered()) {
-        // If we got here, we are in the wrong state - we should be in powered, let that state ahndle things
+        // If we got here, we are in the wrong state - we should be in powered, let that state handle things
         LOG_INFO("Loss of power in Powered");
         powerFSM.trigger(EVENT_POWER_DISCONNECTED);
     } else {
@@ -230,7 +230,7 @@ static void onEnter()
 static void onIdle()
 {
     if (isPowered()) {
-        // If we got here, we are in the wrong state - we should be in powered, let that state ahndle things
+        // If we got here, we are in the wrong state - we should be in powered, let that state handle things
         powerFSM.trigger(EVENT_POWER_CONNECTED);
     }
 }
@@ -371,7 +371,7 @@ void PowerFSM_setup()
 // We never enter light-sleep or NB states on NRF52 (because the CPU uses so little power normally)
 #ifdef ARCH_ESP32
     // See: https://github.com/meshtastic/firmware/issues/1071
-    // Don't add power saving transitions if we are a power saving tracker or sensor. Sleep will be initiatiated through the
+    // Don't add power saving transitions if we are a power saving tracker or sensor. Sleep will be initiated through the
     // modules
     if ((isRouter || config.power.is_power_saving) && !isTrackerOrSensor) {
         powerFSM.add_timed_transition(&stateNB, &stateLS,

src/gps/GPS.cpp

@@ -447,10 +447,12 @@ bool GPS::setup()
                     }
                 }
             }
-            return false;
+        }
 
+        if (gnssModel != GNSS_MODEL_UNKNOWN) {
+            setConnected();
         } else {
-            gnssModel = GNSS_MODEL_UNKNOWN;
+            return false;
         }
 
         if (gnssModel == GNSS_MODEL_MTK) {
@@ -1009,6 +1011,7 @@ int32_t GPS::runOnce()
             }
         }
         GPSInitFinished = true;
+        publishUpdate();
     }
 
     // Repeaters have no need for GPS

src/gps/GPSUpdateScheduling.cpp

@@ -49,7 +49,7 @@ uint32_t GPSUpdateScheduling::msUntilNextSearch()
 }
 
 // How long have we already been searching?
-// Used to abort a search in progress, if it runs unnaceptably long
+// Used to abort a search in progress, if it runs unacceptably long
 uint32_t GPSUpdateScheduling::elapsedSearchMs()
 {
     // If searching
@@ -98,7 +98,7 @@ void GPSUpdateScheduling::updateLockTimePrediction()
 
     // Ignore the first lock-time: likely to be long, will skew data
 
-    // Second locktime: likely stable. Use to intialize the smoothing filter
+    // Second locktime: likely stable. Use to initialize the smoothing filter
     if (searchCount == 1)
         predictedMsToGetLock = lockTime;
 
@@ -106,7 +106,7 @@ void GPSUpdateScheduling::updateLockTimePrediction()
     else if (searchCount > 1)
         predictedMsToGetLock = (lockTime * weighting) + (predictedMsToGetLock * (1 - weighting));
 
-    searchCount++; // Only tracked so we can diregard initial lock-times
+    searchCount++; // Only tracked so we can disregard initial lock-times
 
     LOG_DEBUG("Predicting %us to get next lock", predictedMsToGetLock / 1000);
 }

src/gps/ubx.h

@@ -462,7 +462,7 @@ the PM config. Lets try without it.
 PMREQ sort of works with SBAS, but the awake time is too short to re-acquire any SBAS sats.
 The defination of "Got Fix" doesn't seem to include SBAS. Much more too this...
 Even if it was, it can take minutes (up to 12.5),
-even under good sat visability conditions to re-acquire the SBAS data.
+even under good sat visibility conditions to re-acquire the SBAS data.
 
 Another effect fo the quick transition to sleep is that no other sats will be acquired so the
 sat count will tend to remain at what the initial fix was.

src/mesh/Channels.cpp

@@ -398,7 +398,7 @@ bool Channels::decryptForHash(ChannelIndex chIndex, ChannelHash channelHash)
  *
  * This method is called before encoding outbound packets
  *
- * @eturn the (0 to 255) hash for that channel - if no suitable channel could be found, return -1
+ * @return the (0 to 255) hash for that channel - if no suitable channel could be found, return -1
  */
 int16_t Channels::setActiveByIndex(ChannelIndex channelIndex)
 {

src/mesh/LR11x0Interface.cpp

@@ -161,11 +161,6 @@ template <typename T> bool LR11x0Interface<T>::reconfigure()
     if (err != RADIOLIB_ERR_NONE)
         RECORD_CRITICALERROR(meshtastic_CriticalErrorCode_INVALID_RADIO_SETTING);
 
-    // Hmm - seems to lower SNR when the signal levels are high.  Leaving off for now...
-    // TODO: Confirm gain registers are okay now
-    // err = lora.setRxGain(true);
-    // assert(err == RADIOLIB_ERR_NONE);
-
     err = lora.setSyncWord(syncWord);
     assert(err == RADIOLIB_ERR_NONE);
 

src/mesh/MeshModule.cpp

@@ -33,7 +33,7 @@ MeshModule::~MeshModule()
 }
 
 meshtastic_MeshPacket *MeshModule::allocAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex,
-                                               uint8_t hopStart, uint8_t hopLimit)
+                                               uint8_t hopLimit)
 {
     meshtastic_Routing c = meshtastic_Routing_init_default;
 
@@ -50,7 +50,7 @@ meshtastic_MeshPacket *MeshModule::allocAckNak(meshtastic_Routing_Error err, Nod
 
     p->priority = meshtastic_MeshPacket_Priority_ACK;
 
-    p->hop_limit = routingModule->getHopLimitForResponse(hopStart, hopLimit); // Flood ACK back to original sender
+    p->hop_limit = hopLimit; // Flood ACK back to original sender
     p->to = to;
     p->decoded.request_id = idFrom;
     p->channel = chIndex;
@@ -181,8 +181,8 @@ void MeshModule::callModules(meshtastic_MeshPacket &mp, RxSource src)
             // SECURITY NOTE! I considered sending back a different error code if we didn't find the psk (i.e. !isDecoded)
             // but opted NOT TO.  Because it is not a good idea to let remote nodes 'probe' to find out which PSKs were "good" vs
             // bad.
-            routingModule->sendAckNak(meshtastic_Routing_Error_NO_RESPONSE, getFrom(&mp), mp.id, mp.channel, mp.hop_start,
-                                      mp.hop_limit);
+            routingModule->sendAckNak(meshtastic_Routing_Error_NO_RESPONSE, getFrom(&mp), mp.id, mp.channel,
+                                      routingModule->getHopLimitForResponse(mp.hop_start, mp.hop_limit));
         }
     }
 
@@ -295,4 +295,4 @@ bool MeshModule::isRequestingFocus()
     } else
         return false;
 }
-#endif
+#endif

src/mesh/MeshModule.h

@@ -162,7 +162,7 @@ class MeshModule
     virtual Observable<const UIFrameEvent *> *getUIFrameObservable() { return NULL; }
 
     meshtastic_MeshPacket *allocAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex,
-                                       uint8_t hopStart = 0, uint8_t hopLimit = 0);
+                                       uint8_t hopLimit = 0);
 
     /// Send an error response for the specified packet.
     meshtastic_MeshPacket *allocErrorResponse(meshtastic_Routing_Error err, const meshtastic_MeshPacket *p);

src/mesh/PacketHistory.cpp

@@ -38,6 +38,13 @@ bool PacketHistory::wasSeenRecently(const meshtastic_MeshPacket *p, bool withUpd
         seenRecently = false;
     }
 
+    /* If the original transmitter is doing retransmissions (hopStart equals hopLimit) for a reliable transmission, e.g., when the
+       ACK got lost, we will handle the packet again to make sure it gets an ACK/response to its packet. */
+    if (seenRecently && p->hop_start > 0 && p->hop_start == p->hop_limit) {
+        LOG_DEBUG("Repeated reliable tx");
+        seenRecently = false;
+    }
+
     if (seenRecently) {
         LOG_DEBUG("Found existing packet record for fr=0x%x,to=0x%x,id=0x%x", p->from, p->to, p->id);
     }

src/mesh/PhoneAPI.cpp

@@ -596,10 +596,13 @@ bool PhoneAPI::handleToRadioPacket(meshtastic_MeshPacket &p)
 {
     printPacket("PACKET FROM PHONE", &p);
 
+// For use with the simulator, we should not ignore duplicate packets
+#if !(defined(ARCH_PORTDUINO) && !HAS_RADIO)
     if (p.id > 0 && wasSeenRecently(p.id)) {
         LOG_DEBUG("Ignoring packet from phone, already seen recently");
         return false;
     }
+#endif
 
     if (p.decoded.portnum == meshtastic_PortNum_TRACEROUTE_APP && lastPortNumToRadio[p.decoded.portnum] &&
         Throttle::isWithinTimespanMs(lastPortNumToRadio[p.decoded.portnum], THIRTY_SECONDS_MS)) {

src/mesh/RadioInterface.cpp

@@ -140,7 +140,7 @@ const RegionInfo regions[] = {
         Philippines
                 433 - 434.7 MHz <10 mW erp, NTC approved device required
                 868 - 869.4 MHz <25 mW erp, NTC approved device required
-                915 - 918 MHz <250 mW EIRP, no external antennna allowed
+                915 - 918 MHz <250 mW EIRP, no external antenna allowed
                 https://github.com/meshtastic/firmware/issues/4948#issuecomment-2394926135
     */
 

src/mesh/RadioLibInterface.cpp

@@ -348,7 +348,7 @@ void RadioLibInterface::handleTransmitInterrupt()
     // ignore the transmit interrupt
     if (sendingPacket)
         completeSending();
-    powerMon->clearState(meshtastic_PowerMon_State_Lora_TXOn); // But our transmitter is deffinitely off now
+    powerMon->clearState(meshtastic_PowerMon_State_Lora_TXOn); // But our transmitter is definitely off now
 }
 
 void RadioLibInterface::completeSending()

src/mesh/RadioLibInterface.h

@@ -5,6 +5,7 @@
 #include "concurrency/NotifiedWorkerThread.h"
 
 #include <RadioLib.h>
+#include <sys/types.h>
 
 // ESP32 has special rules about ISR code
 #ifdef ARDUINO_ARCH_ESP32

src/mesh/ReliableRouter.cpp

@@ -1,10 +1,10 @@
 #include "ReliableRouter.h"
 #include "Default.h"
-#include "MeshModule.h"
 #include "MeshTypes.h"
 #include "configuration.h"
 #include "mesh-pb-constants.h"
 #include "modules/NodeInfoModule.h"
+#include "modules/RoutingModule.h"
 
 // ReliableRouter::ReliableRouter() {}
 
@@ -73,18 +73,6 @@ bool ReliableRouter::shouldFilterReceived(const meshtastic_MeshPacket *p)
         i->second.nextTxMsec += iface->getPacketTime(p);
     }
 
-    /* Resend implicit ACKs for repeated packets (hopStart equals hopLimit);
-     * this way if an implicit ACK is dropped and a packet is resent we'll rebroadcast again.
-     * Resending real ACKs is omitted, as you might receive a packet multiple times due to flooding and
-     * flooding this ACK back to the original sender already adds redundancy. */
-    bool isRepeated = p->hop_start == 0 ? (p->hop_limit == HOP_RELIABLE) : (p->hop_start == p->hop_limit);
-    if (wasSeenRecently(p, false) && isRepeated && !MeshModule::currentReply && !isToUs(p)) {
-        LOG_DEBUG("Resending implicit ack for a repeated floodmsg");
-        meshtastic_MeshPacket *tosend = packetPool.allocCopy(*p);
-        tosend->hop_limit--; // bump down the hop count
-        Router::send(tosend);
-    }
-
     return FloodingRouter::shouldFilterReceived(p);
 }
 
@@ -107,16 +95,22 @@ void ReliableRouter::sniffReceived(const meshtastic_MeshPacket *p, const meshtas
             if (MeshModule::currentReply) {
                 LOG_DEBUG("Another module replied to this message, no need for 2nd ack");
             } else if (p->which_payload_variant == meshtastic_MeshPacket_decoded_tag) {
-                sendAckNak(meshtastic_Routing_Error_NONE, getFrom(p), p->id, p->channel, p->hop_start, p->hop_limit);
+                // A response may be set to want_ack for retransmissions, but we don't need to ACK a response if it received an
+                // implicit ACK already. If we received it directly, only ACK with a hop limit of 0
+                if (!p->decoded.request_id)
+                    sendAckNak(meshtastic_Routing_Error_NONE, getFrom(p), p->id, p->channel,
+                               routingModule->getHopLimitForResponse(p->hop_start, p->hop_limit));
+                else if (p->hop_start > 0 && p->hop_start == p->hop_limit)
+                    sendAckNak(meshtastic_Routing_Error_NONE, getFrom(p), p->id, p->channel, 0);
             } else if (p->which_payload_variant == meshtastic_MeshPacket_encrypted_tag && p->channel == 0 &&
                        (nodeDB->getMeshNode(p->from) == nullptr || nodeDB->getMeshNode(p->from)->user.public_key.size == 0)) {
                 LOG_INFO("PKI packet from unknown node, send PKI_UNKNOWN_PUBKEY");
                 sendAckNak(meshtastic_Routing_Error_PKI_UNKNOWN_PUBKEY, getFrom(p), p->id, channels.getPrimaryIndex(),
-                           p->hop_start, p->hop_limit);
+                           routingModule->getHopLimitForResponse(p->hop_start, p->hop_limit));
             } else {
                 // Send a 'NO_CHANNEL' error on the primary channel if want_ack packet destined for us cannot be decoded
-                sendAckNak(meshtastic_Routing_Error_NO_CHANNEL, getFrom(p), p->id, channels.getPrimaryIndex(), p->hop_start,
-                           p->hop_limit);
+                sendAckNak(meshtastic_Routing_Error_NO_CHANNEL, getFrom(p), p->id, channels.getPrimaryIndex(),
+                           routingModule->getHopLimitForResponse(p->hop_start, p->hop_limit));
             }
         }
         if (p->which_payload_variant == meshtastic_MeshPacket_decoded_tag && c &&
@@ -224,7 +218,7 @@ int32_t ReliableRouter::doRetransmissions()
 
         bool stillValid = true; // assume we'll keep this record around
 
-        // FIXME, handle 51 day rolloever here!!!
+        // FIXME, handle 51 day rollover here!!!
         if (p.nextTxMsec <= now) {
             if (p.numRetransmissions == 0) {
                 LOG_DEBUG("Reliable send failed, returning a nak for fr=0x%x,to=0x%x,id=0x%x", p.packet->from, p.packet->to,

src/mesh/ReliableRouter.h

@@ -4,7 +4,7 @@
 #include <unordered_map>
 
 /**
- * An identifier for a globalally unique message - a pair of the sending nodenum and the packet id assigned
+ * An identifier for a globally unique message - a pair of the sending nodenum and the packet id assigned
  * to that message
  */
 struct GlobalPacketId {

src/mesh/Router.cpp

@@ -136,10 +136,9 @@ meshtastic_MeshPacket *Router::allocForSending()
 /**
  * Send an ack or a nak packet back towards whoever sent idFrom
  */
-void Router::sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopStart,
-                        uint8_t hopLimit)
+void Router::sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopLimit)
 {
-    routingModule->sendAckNak(err, to, idFrom, chIndex, hopStart, hopLimit);
+    routingModule->sendAckNak(err, to, idFrom, chIndex, hopLimit);
 }
 
 void Router::abortSendAndNak(meshtastic_Routing_Error err, meshtastic_MeshPacket *p)
@@ -426,7 +425,7 @@ bool perhapsDecode(meshtastic_MeshPacket *p)
     }
 }
 
-/** Return 0 for success or a Routing_Errror code for failure
+/** Return 0 for success or a Routing_Error code for failure
  */
 meshtastic_Routing_Error perhapsEncode(meshtastic_MeshPacket *p)
 {

src/mesh/Router.h

@@ -108,8 +108,7 @@ class Router : protected concurrency::OSThread
     /**
      * Send an ack or a nak packet back towards whoever sent idFrom
      */
-    void sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopStart = 0,
-                    uint8_t hopLimit = 0);
+    void sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopLimit = 0);
 
   private:
     /**
@@ -132,7 +131,7 @@ class Router : protected concurrency::OSThread
      */
     void handleReceived(meshtastic_MeshPacket *p, RxSource src = RX_SRC_RADIO);
 
-    /** Frees the provided packet, and generates a NAK indicating the speicifed error while sending */
+    /** Frees the provided packet, and generates a NAK indicating the specifed error while sending */
     void abortSendAndNak(meshtastic_Routing_Error err, meshtastic_MeshPacket *p);
 };
 
@@ -143,7 +142,7 @@ class Router : protected concurrency::OSThread
  */
 bool perhapsDecode(meshtastic_MeshPacket *p);
 
-/** Return 0 for success or a Routing_Errror code for failure
+/** Return 0 for success or a Routing_Error code for failure
  */
 meshtastic_Routing_Error perhapsEncode(meshtastic_MeshPacket *p);
 

src/mesh/SX126xInterface.cpp

@@ -94,7 +94,7 @@ template <typename T> bool SX126xInterface<T>::init()
 
     // Overriding current limit
     // (https://github.com/jgromes/RadioLib/blob/690a050ebb46e6097c5d00c371e961c1caa3b52e/src/modules/SX126x/SX126x.cpp#L85) using
-    // value in SX126xInterface.h (currently 140 mA) It may or may not be neccessary, depending on how RadioLib functions, from
+    // value in SX126xInterface.h (currently 140 mA) It may or may not be necessary, depending on how RadioLib functions, from
     // SX1261/2 datasheet: OCP after setting DeviceSel with SetPaConfig(): SX1261 - 60 mA, SX1262 - 140 mA For the SX1268 the IC
     // defaults to 140mA no matter the set power level, but RadioLib set it lower, this would need further checking Default values
     // are: SX1262, SX1268: 0x38 (140 mA), SX1261: 0x18 (60 mA)

src/modules/AdminModule.h

@@ -1,3 +1,5 @@
+#include <sys/types.h>
+
 #pragma once
 #include "ProtobufModule.h"
 #if HAS_WIFI

src/modules/NeighborInfoModule.cpp

@@ -126,7 +126,7 @@ int32_t NeighborInfoModule::runOnce()
 }
 
 /*
-Collect a recieved neighbor info packet from another node
+Collect a received neighbor info packet from another node
 Pass it to an upper client; do not persist this data on the mesh
 */
 bool NeighborInfoModule::handleReceivedProtobuf(const meshtastic_MeshPacket &mp, meshtastic_NeighborInfo *np)

src/modules/RoutingModule.cpp

@@ -49,10 +49,9 @@ meshtastic_MeshPacket *RoutingModule::allocReply()
     return NULL;
 }
 
-void RoutingModule::sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopStart,
-                               uint8_t hopLimit)
+void RoutingModule::sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopLimit)
 {
-    auto p = allocAckNak(err, to, idFrom, chIndex, hopStart, hopLimit);
+    auto p = allocAckNak(err, to, idFrom, chIndex, hopLimit);
 
     router->sendLocal(p); // we sometimes send directly to the local node
 }
@@ -78,7 +77,7 @@ RoutingModule::RoutingModule() : ProtobufModule("routing", meshtastic_PortNum_RO
 {
     isPromiscuous = true;
 
-    // moved the ReboradcastMode logic into handleReceivedProtobuf
+    // moved the RebroadcastMode logic into handleReceivedProtobuf
     // LocalOnly requires either the from or to to be a known node
     // knownOnly specifically requires the from to be a known node.
     encryptedOk = true;

src/modules/RoutingModule.h

@@ -13,8 +13,7 @@ class RoutingModule : public ProtobufModule<meshtastic_Routing>
      */
     RoutingModule();
 
-    void sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopStart = 0,
-                    uint8_t hopLimit = 0);
+    void sendAckNak(meshtastic_Routing_Error err, NodeNum to, PacketId idFrom, ChannelIndex chIndex, uint8_t hopLimit = 0);
 
     // Given the hopStart and hopLimit upon reception of a request, return the hop limit to use for the response
     uint8_t getHopLimitForResponse(uint8_t hopStart, uint8_t hopLimit);
@@ -36,4 +35,4 @@ class RoutingModule : public ProtobufModule<meshtastic_Routing>
     virtual bool wantPacket(const meshtastic_MeshPacket *p) override { return true; }
 };
 
-extern RoutingModule *routingModule;
+extern RoutingModule *routingModule;

src/modules/SerialModule.cpp

@@ -532,7 +532,7 @@ void SerialModule::processWXSerial()
                  batVoltageF, capVoltageF, temperatureF);
     }
     if (gotwind && !Throttle::isWithinTimespanMs(lastAveraged, averageIntervalMillis)) {
-        // calulate averages and send to the mesh
+        // calculate averages and send to the mesh
         float velAvg = 1.0 * velSum / velCount;
 
         double avgSin = dir_sum_sin / dirCount;

src/modules/Telemetry/UnitConversions.cpp

@@ -1,8 +1,8 @@
 #include "UnitConversions.h"
 
-float UnitConversions::CelsiusToFahrenheit(float celcius)
+float UnitConversions::CelsiusToFahrenheit(float celsius)
 {
-    return (celcius * 9) / 5 + 32;
+    return (celsius * 9) / 5 + 32;
 }
 
 float UnitConversions::MetersPerSecondToKnots(float metersPerSecond)

src/modules/Telemetry/UnitConversions.h

@@ -3,7 +3,7 @@
 class UnitConversions
 {
   public:
-    static float CelsiusToFahrenheit(float celcius);
+    static float CelsiusToFahrenheit(float celsius);
     static float MetersPerSecondToKnots(float metersPerSecond);
     static float MetersPerSecondToMilesPerHour(float metersPerSecond);
     static float HectoPascalToInchesOfMercury(float hectoPascal);

src/motion/LSM6DS3Sensor.cpp

@@ -12,7 +12,7 @@ bool LSM6DS3Sensor::init()
         // Default threshold of 2G, less sensitive options are 4, 8 or 16G
         sensor.setAccelRange(LSM6DS_ACCEL_RANGE_2_G);
 
-        // Duration is number of occurances needed to trigger, higher threshold is less sensitive
+        // Duration is number of occurrences needed to trigger, higher threshold is less sensitive
         sensor.enableWakeup(config.display.wake_on_tap_or_motion, 1, LSM6DS3_WAKE_THRESH);
 
         LOG_DEBUG("LSM6DS3Sensor::init ok");

src/serialization/MeshPacketSerializer.cpp

@@ -11,6 +11,7 @@
 #include "../mesh/generated/meshtastic/paxcount.pb.h"
 #endif
 #include "mesh/generated/meshtastic/remote_hardware.pb.h"
+#include <sys/types.h>
 
 std::string MeshPacketSerializer::JsonSerialize(const meshtastic_MeshPacket *mp, bool shouldLog)
 {

src/sleep.cpp

@@ -287,7 +287,7 @@ void doDeepSleep(uint32_t msecToWake, bool skipPreflight = false)
         // No need to turn this off if the power draw in sleep mode really is just 0.2uA and turning it off would
         // leave floating input for the IRQ line
         // If we want to leave the radio receiving in would be 11.5mA current draw, but most of the time it is just waiting
-        // in its sequencer (true?) so the average power draw should be much lower even if we were listinging for packets
+        // in its sequencer (true?) so the average power draw should be much lower even if we were listening for packets
         // all the time.
         PMU->setChargingLedMode(XPOWERS_CHG_LED_OFF);
 
@@ -359,7 +359,7 @@ esp_sleep_wakeup_cause_t doLightSleep(uint64_t sleepMsec) // FIXME, use a more r
     // never tries to go to sleep if the user is using the API
     // gpio_wakeup_enable((gpio_num_t)SERIAL0_RX_GPIO, GPIO_INTR_LOW_LEVEL);
 
-    // doesn't help - I think the USB-UART chip losing power is pulling the signal llow
+    // doesn't help - I think the USB-UART chip losing power is pulling the signal low
     // gpio_pullup_en((gpio_num_t)SERIAL0_RX_GPIO);
 
     // alas - can only work if using the refclock, which is limited to about 9600 bps