Fixed encryption/decryption

cybergarden-aggregator/lib/TransmitterModule/TransmitterModule.h

@@ -14,7 +14,7 @@ private:
     RH_ASK *rhAsk;
 public:
     TransmitterModule() {
-        rhAsk = new RH_ASK(2000, 4, 5, 0);
+        rhAsk = new RH_ASK(2000, 5, 4, 0);
     }
     bool init() {
         return rhAsk->init();

cybergarden-aggregator/platformio.ini

@@ -15,5 +15,4 @@ framework = arduino
 monitor_speed = 115200
 lib_deps = 
 	mikem/RadioHead@^1.120
-	bblanchon/ArduinoJson@^6.21.3
 	rweather/Crypto@^0.4.0

cybergarden-aggregator/src/main.cpp

@@ -12,7 +12,6 @@
 #endif
 
 #include "Uuid.h"
-#include <ArduinoJson.h>
 
 String serverName = "http://gw.cg.k-lab.su/api/v1/measures/register";
 
@@ -99,9 +98,13 @@ bool sendPayload(MeasureData &data) {
 MeasureData data;
 
 void loop() {
-  data.sensor_id = 0;
-  data.sensor_type = 1;
-  data.payload = rand() & 0xffff;
-  sendPayload(data);
-  delay(5000);
+  if (transmissionModule.receive(sensor_id, data)) {
+    data.sensor_id = sensor_id;
+    data.sensor_type = data.sensor_type;
+    data.payload = data.payload;
+    analogWrite(LED_BUILTIN, 255);
+    sendPayload(data);
+    delay(100);
+    analogWrite(LED_BUILTIN, 0);
+  }
 }

cybergarden-sensor/lib/TransmissionModule/TransmissionModule.cpp

@@ -25,12 +25,8 @@ void TransmissionModule::transmit(MeasureData &data)
         cipher->addAuthData(authdata + posn, len);
     }
 
-    for (posn = 0; posn < data_size; posn += inc) {
-        len = data_size - posn;
-        if (len > inc)
-            len = inc;
-        cipher->encrypt(buffer + posn, (uint8_t*)&data + 1 + posn, len);
-    }
+    cipher->encrypt(buffer + 1, (uint8_t*)&data, data_size);
+    buffer[0] = data.sensor_id;
 
     //*************************
     //Encryption Testing
@@ -55,10 +51,7 @@ void TransmissionModule::transmit(MeasureData &data)
     //     Serial.println("works");
     // }
 
-    uint8_t msg[MSG_LENGTH];
-    msg[0] = data.sensor_id;
-    memcpy(msg + 1, (void *) &data, 4);
     uint8_t encoded[MSG_LENGTH + ECC_LENGTH];
-    reedSolomonModule->encode(msg, encoded);
+    reedSolomonModule->encode(buffer, encoded);
     transmitterModule->send(encoded, MSG_LENGTH + ECC_LENGTH);
 }

cybergarden-sensor/lib/TransmitterModule/TransmitterModule.h

@@ -8,8 +8,8 @@
 #ifndef KEMPT_KINKAJOU_TRANSMITTERMODULE_H
 #define KEMPT_KINKAJOU_TRANSMITTERMODULE_H
 
-#define RH_TRANSMIT_PIN 5
-#define RH_RECEIVE_PIN 4
+#define RH_TRANSMIT_PIN 4
+#define RH_RECEIVE_PIN 5
 
 class TransmitterModule {
 private: