From 00b44c41148e00e73b0289a78662987b44ae4809 Mon Sep 17 00:00:00 2001
From: ViezeVingertjes <michael.overhorst@gmail.com>
Date: Sat, 7 Feb 2026 14:22:21 +0100
Subject: [PATCH] Remove redundant send/complete/finished callbacks, use Radio
 interface directly

---
 examples/kiss_modem/KissModem.cpp | 16 ++++------------
 examples/kiss_modem/KissModem.h   |  9 ---------
 examples/kiss_modem/main.cpp      | 15 ---------------
 3 files changed, 4 insertions(+), 36 deletions(-)

diff --git a/examples/kiss_modem/KissModem.cpp b/examples/kiss_modem/KissModem.cpp
index ebe2e98f..08ed9b90 100644
--- a/examples/kiss_modem/KissModem.cpp
+++ b/examples/kiss_modem/KissModem.cpp
@@ -20,9 +20,6 @@ KissModem::KissModem(Stream& serial, mesh::LocalIdentity& identity, mesh::RNG& r
   _setTxPowerCallback = nullptr;
   _getCurrentRssiCallback = nullptr;
   _getStatsCallback = nullptr;
-  _sendPacketCallback = nullptr;
-  _isSendCompleteCallback = nullptr;
-  _onSendFinishedCallback = nullptr;
   _config = {0, 0, 0, 0, 0};
   _signal_report_enabled = true;
 }
@@ -287,19 +284,14 @@ void KissModem::processTx() {
 
     case TX_DELAY:
       if (millis() - _tx_timer >= (uint32_t)_txdelay * 10) {
-        if (_sendPacketCallback) {
-          _sendPacketCallback(_pending_tx, _pending_tx_len);
-          _tx_state = TX_SENDING;
-        } else {
-          _has_pending_tx = false;
-          _tx_state = TX_IDLE;
-        }
+        _radio.startSendRaw(_pending_tx, _pending_tx_len);
+        _tx_state = TX_SENDING;
       }
       break;
 
     case TX_SENDING:
-      if (_isSendCompleteCallback && _isSendCompleteCallback()) {
-        if (_onSendFinishedCallback) _onSendFinishedCallback();
+      if (_radio.isSendComplete()) {
+        _radio.onSendFinished();
         uint8_t result = 0x01;
         writeHardwareFrame(HW_RESP_TX_DONE, &result, 1);
         _has_pending_tx = false;
diff --git a/examples/kiss_modem/KissModem.h b/examples/kiss_modem/KissModem.h
index 6a5e25dd..88741e1f 100644
--- a/examples/kiss_modem/KissModem.h
+++ b/examples/kiss_modem/KissModem.h
@@ -101,9 +101,6 @@ typedef void (*SetRadioCallback)(float freq, float bw, uint8_t sf, uint8_t cr);
 typedef void (*SetTxPowerCallback)(uint8_t power);
 typedef float (*GetCurrentRssiCallback)();
 typedef void (*GetStatsCallback)(uint32_t* rx, uint32_t* tx, uint32_t* errors);
-typedef void (*SendPacketCallback)(const uint8_t* data, uint16_t len);
-typedef bool (*IsSendCompleteCallback)();
-typedef void (*OnSendFinishedCallback)();
 
 struct RadioConfig {
   uint32_t freq_hz;
@@ -151,9 +148,6 @@ class KissModem {
   SetTxPowerCallback _setTxPowerCallback;
   GetCurrentRssiCallback _getCurrentRssiCallback;
   GetStatsCallback _getStatsCallback;
-  SendPacketCallback _sendPacketCallback;
-  IsSendCompleteCallback _isSendCompleteCallback;
-  OnSendFinishedCallback _onSendFinishedCallback;
 
   RadioConfig _config;
   bool _signal_report_enabled;
@@ -204,9 +198,6 @@ public:
   void setTxPowerCallback(SetTxPowerCallback cb) { _setTxPowerCallback = cb; }
   void setGetCurrentRssiCallback(GetCurrentRssiCallback cb) { _getCurrentRssiCallback = cb; }
   void setGetStatsCallback(GetStatsCallback cb) { _getStatsCallback = cb; }
-  void setSendPacketCallback(SendPacketCallback cb) { _sendPacketCallback = cb; }
-  void setIsSendCompleteCallback(IsSendCompleteCallback cb) { _isSendCompleteCallback = cb; }
-  void setOnSendFinishedCallback(OnSendFinishedCallback cb) { _onSendFinishedCallback = cb; }
 
   void onPacketReceived(int8_t snr, int8_t rssi, const uint8_t* packet, uint16_t len);
   bool isTxBusy() const { return _tx_state != TX_IDLE; }
diff --git a/examples/kiss_modem/main.cpp b/examples/kiss_modem/main.cpp
index 514897c3..15888b90 100644
--- a/examples/kiss_modem/main.cpp
+++ b/examples/kiss_modem/main.cpp
@@ -70,18 +70,6 @@ void onGetStats(uint32_t* rx, uint32_t* tx, uint32_t* errors) {
   *errors = radio_driver.getPacketsRecvErrors();
 }
 
-void onSendPacket(const uint8_t* data, uint16_t len) {
-  radio_driver.startSendRaw(data, len);
-}
-
-bool onIsSendComplete() {
-  return radio_driver.isSendComplete();
-}
-
-void onSendFinished() {
-  radio_driver.onSendFinished();
-}
-
 void setup() {
   board.begin();
 
@@ -127,9 +115,6 @@ void setup() {
   modem->setTxPowerCallback(onSetTxPower);
   modem->setGetCurrentRssiCallback(onGetCurrentRssi);
   modem->setGetStatsCallback(onGetStats);
-  modem->setSendPacketCallback(onSendPacket);
-  modem->setIsSendCompleteCallback(onIsSendComplete);
-  modem->setOnSendFinishedCallback(onSendFinished);
   modem->begin();
 }