add new data wrapper helper type
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Robin Müller 2022-08-30 12:07:09 +02:00
parent 6c2b5ab39e
commit 20d42add03
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#ifndef FSFW_UTIL_DATAWRAPPER_H
#define FSFW_UTIL_DATAWRAPPER_H
#include <cstddef>
#include <cstdint>
#include <utility>
#include "fsfw/serialize.h"
namespace util {
struct RawData {
const uint8_t* data;
size_t len;
};
enum DataTypes { RAW, SERIALIZABLE };
union DataUnion {
RawData raw;
SerializeIF* serializable;
};
struct DataWrapper {
DataTypes type;
DataUnion dataUnion;
using BufPairT = std::pair<const uint8_t*, size_t>;
[[nodiscard]] size_t getLength() const {
if (type == DataTypes::RAW) {
return dataUnion.raw.len;
} else if (type == DataTypes::SERIALIZABLE and dataUnion.serializable != nullptr) {
return dataUnion.serializable->getSerializedSize();
}
return 0;
}
void setRawData(BufPairT bufPair) {
type = DataTypes::RAW;
dataUnion.raw.data = bufPair.first;
dataUnion.raw.len = bufPair.second;
}
void setSerializable(SerializeIF& serializable) {
type = DataTypes::SERIALIZABLE;
dataUnion.serializable = &serializable;
}
};
} // namespace util
#endif // FSFW_UTIL_DATAWRAPPER_H