fsfw/src/fsfw/tmtcpacket/SpacePacketReader.cpp

46 lines
1.4 KiB
C++

#include "fsfw/tmtcpacket/SpacePacketReader.h"
#include <cstring>
#include "fsfw/serialize/SerializeIF.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
SpacePacketReader::SpacePacketReader(const uint8_t* setAddress, size_t maxSize_) {
setInternalFields(setAddress, maxSize_);
}
ReturnValue_t SpacePacketReader::checkLength() const {
if (getFullPacketLen() > maxSize) {
return SerializeIF::STREAM_TOO_SHORT;
}
return HasReturnvaluesIF::RETURN_OK;
}
SpacePacketReader::~SpacePacketReader() = default;
inline uint16_t SpacePacketReader::getPacketId() const {
return ((spHeader->packetIdHAndVersion) << 8) + spHeader->packetIdL;
}
const uint8_t* SpacePacketReader::getPacketData() { return packetDataField; }
ReturnValue_t SpacePacketReader::setData(uint8_t* pData, size_t maxSize_, void* args) {
setInternalFields(pData, maxSize_);
}
uint16_t SpacePacketReader::getPacketSeqCtrl() const {
return (spHeader->packetSeqCtrlH << 8) + spHeader->packetSeqCtrlL;
}
uint16_t SpacePacketReader::getPacketDataLen() const {
return (spHeader->packetLenH << 8) | spHeader->packetIdL;
}
void SpacePacketReader::setInternalFields(const uint8_t* data, size_t maxSize_) {
maxSize = maxSize_;
spHeader = reinterpret_cast<const CCSDSPrimaryHeader*>(data);
packetDataField = data + sizeof(CCSDSPrimaryHeader);
}
const uint8_t* SpacePacketReader::getFullData() {
return reinterpret_cast<const uint8_t*>(spHeader);
};