fsfw/src/fsfw/cfdp/tlv/ReservedMessageCreator.cpp

40 lines
1.3 KiB
C++

#include "ReservedMessageCreator.h"
cfdp::ReservedMessageCreator::ReservedMessageCreator(uint8_t messageType, uint8_t *msgData,
size_t msgLen)
: messageType(messageType), msgData(msgData), msgSize(msgLen) {}
ReturnValue_t cfdp::ReservedMessageCreator::serialize(
uint8_t **buffer, size_t *size, size_t maxSize,
SerializeIF::Endianness streamEndianness) const {
if (*size + getSerializedSize() > maxSize) {
return SerializeIF::BUFFER_TOO_SHORT;
}
**buffer = TlvType::MSG_TO_USER;
*buffer += 1;
*size += 1;
**buffer = getSerializedSize() - 2;
*size += 1;
*buffer += 1;
std::memcpy(*buffer, MSG_HEADER, 4);
*buffer += 4;
*size += 4;
**buffer = messageType;
*buffer += 1;
*size += 1;
std::memcpy(*buffer, msgData, msgSize);
*buffer += msgSize;
*size += msgSize;
return returnvalue::OK;
}
size_t cfdp::ReservedMessageCreator::getSerializedSize() const {
// 2 bytes type and length, 4 bytes CFDP, 1 byte reserved message type, message data.
return 2 + 5 + msgSize;
}
ReturnValue_t cfdp::ReservedMessageCreator::deSerialize(const uint8_t **buffer, size_t *size,
SerializeIF::Endianness streamEndianness) {
return returnvalue::FAILED;
}