65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
#ifndef FSFW_SRC_FSFW_CFDP_TLV_H_
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#define FSFW_SRC_FSFW_CFDP_TLV_H_
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#include "TlvIF.h"
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#include "fsfw/serialize/SerialBufferAdapter.h"
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namespace cfdp {
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/**
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* @brief Type-Length-Value field implementation
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* @details
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* Thin abstraction layer around a serial buffer adapter
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*/
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class Tlv : public TlvIF {
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public:
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Tlv(TlvType type, const uint8_t *value, size_t size);
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Tlv();
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/**
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* Serialize a TLV into a given buffer
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* @param buffer
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* @param size
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* @param maxSize
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* @param streamEndianness
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* @return
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* - returnvalue::OK on success
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* - INVALID_TLV_TYPE
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* - SerializeIF returncode on wrong serialization parameters
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*/
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ReturnValue_t serialize(uint8_t **buffer, size_t *size, size_t maxSize,
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Endianness streamEndianness) const override;
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[[nodiscard]] size_t getSerializedSize() const override;
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/**
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* @brief Deserialize a LV field from a raw buffer. Zero-copy implementation
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* @param buffer Raw buffer including the size field
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* @param size
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* @param streamEndianness
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* - returnvalue::OK on success
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* - INVALID_TLV_TYPE
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* - SerializeIF returncode on wrong deserialization parameters
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*/
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ReturnValue_t deSerialize(const uint8_t **buffer, size_t *size,
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Endianness streamEndianness) override;
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void setValue(uint8_t *value, size_t len);
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[[nodiscard]] const uint8_t *getValue() const;
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void setType(TlvType type);
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[[nodiscard]] TlvType getType() const override;
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[[nodiscard]] uint8_t getLengthField() const override;
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private:
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bool checkType(uint8_t rawType);
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bool zeroLen = true;
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TlvType type = TlvType::INVALID_TLV;
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SerialBufferAdapter<uint8_t> value;
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};
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} // namespace cfdp
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#endif /* FSFW_SRC_FSFW_CFDP_TLV_H_ */
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