Firmware for GPS-tracked PM10 sensors on opensensemap.org
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#if ARDUINO >= 100
#include "Arduino.h"
#endif
#include <stdlib.h>
#include "LoraMessage.h"
#include "LoraEncoder.h"
LoraMessage::LoraMessage() {
_currentSize = 0;
_buffer = (byte*) malloc(_currentSize);
}
LoraMessage::~LoraMessage() {
free(_buffer);
}
LoraEncoder LoraMessage::_reallocBuffer(int delta) {
void* temp = realloc(_buffer, (_currentSize + delta) * sizeof(byte));
if (temp == NULL) {
free(_buffer);
printf("bad memory allocation!");
while(true);
} else {
_buffer = (byte*) temp;
}
LoraEncoder encoder(_buffer + _currentSize);
_currentSize += delta;
return encoder;
}
LoraMessage& LoraMessage::addUnixtime(uint32_t unixtime) {
_reallocBuffer(4).writeUnixtime(unixtime);
return *this;
}
LoraMessage& LoraMessage::addLatLng(double latitude, double longitude) {
_reallocBuffer(8).writeLatLng(latitude, longitude);
return *this;
}
LoraMessage& LoraMessage::addUint16(uint16_t i) {
_reallocBuffer(2).writeUint16(i);
return *this;
}
LoraMessage& LoraMessage::addTemperature(float temperature) {
_reallocBuffer(2).writeTemperature(temperature);
return *this;
}
LoraMessage& LoraMessage::addUint8(uint8_t i) {
_reallocBuffer(1).writeUint8(i);
return *this;
}
LoraMessage& LoraMessage::addHumidity(float humidity) {
_reallocBuffer(2).writeHumidity(humidity);
return *this;
}
LoraMessage& LoraMessage::addBitmap(bool a, bool b, bool c, bool d, bool e, bool f, bool g, bool h) {
_reallocBuffer(1).writeBitmap(a, b, c, d, e, f, g, h);
return *this;
}
int LoraMessage::getLength() {
return _currentSize;
}
byte* LoraMessage::getBytes() {
return _buffer;
}