added override specifiers, some doc fixes
This commit is contained in:
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906f941f32
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9284fe81da
@ -12,14 +12,26 @@ class FixedArrayList: public ArrayList<T, count_t> {
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private:
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T data[MAX_SIZE];
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public:
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/**
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* (Robin) Maybe we should also implement move assignment and move ctor.
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* Or at least delete them.
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*/
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FixedArrayList() :
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ArrayList<T, count_t>(data, MAX_SIZE) {
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}
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//We could create a constructor to initialize the fixed array list with data and the known size field
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//so it can be used for serialization too (with SerialFixedArrrayListAdapter)
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//is this feasible?
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FixedArrayList(T * data_, count_t count, bool swapArrayListEndianess = false):
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// (Robin): We could create a constructor to initialize the fixed array list with data and the known size field
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// so it can be used for serialization too (with SerialFixedArrrayListAdapter)
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// is this feasible?
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/**
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* Initialize a fixed array list with data and number of data fields.
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* Endianness of entries can be swapped optionally.
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* @param data_
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* @param count
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* @param swapArrayListEndianess
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*/
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FixedArrayList(T * data_, count_t count,
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bool swapArrayListEndianess = false):
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ArrayList<T, count_t>(data, MAX_SIZE) {
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memcpy(this->data, data_, count * sizeof(T));
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this->size = count;
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@ -13,6 +13,12 @@ class EndianSwapper {
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private:
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EndianSwapper() {};
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public:
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/**
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* Swap the endianness of a variable with arbitrary type
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* @tparam T Type of variable
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* @param in variable
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* @return Variable with swapped endianness
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*/
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template<typename T>
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static T swap(T in) {
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#ifndef BYTE_ORDER_SYSTEM
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@ -31,7 +37,14 @@ public:
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#error Unknown Byte Order
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#endif
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}
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static void swap(uint8_t* out, const uint8_t* in, uint32_t size) {
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/**
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* Swap the endianness of a buffer.
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* @param out
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* @param in
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* @param size
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*/
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static void swap(uint8_t* out, const uint8_t* in, size_t size) {
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#ifndef BYTE_ORDER_SYSTEM
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#error BYTE_ORDER_SYSTEM not defined
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#elif BYTE_ORDER_SYSTEM == LITTLE_ENDIAN
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@ -47,21 +60,23 @@ public:
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/**
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* Swap endianness of buffer entries
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* Template argument specifies buffer type
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* Template argument specifies buffer type. The number of entries
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* (not the buffer size!) must be supplied
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* @param out
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* @param in
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* @param size
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* @param size Number of buffer entries (not size of buffer in bytes!)
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*/
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template<typename T>
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static void swap(T * out, const T * in, uint32_t size) {
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static void swap(T * out, const T * in, uint32_t entries) {
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#ifndef BYTE_ORDER_SYSTEM
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#error BYTE_ORDER_SYSTEM not defined
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#elif BYTE_ORDER_SYSTEM == LITTLE_ENDIAN
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const uint8_t * in_buffer = reinterpret_cast<const uint8_t *>(in);
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uint8_t * out_buffer = reinterpret_cast<uint8_t *>(out);
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for (uint8_t count = 0; count < size; count++) {
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for (uint8_t count = 0; count < entries; count++) {
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for(uint8_t i = 0; i < sizeof(T);i++) {
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out_buffer[sizeof(T)* (count + 1) - i - 1] = in_buffer[count * sizeof(T) + i];
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out_buffer[sizeof(T)* (count + 1) - i - 1] =
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in_buffer[count * sizeof(T) + i];
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}
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}
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return;
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@ -13,7 +13,7 @@
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/**
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* Also serializes length field !
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* \ingroup serialize
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* @ingroup serialize
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*/
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template<typename T, typename count_t = uint8_t>
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class SerialArrayListAdapter : public SerializeIF {
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@ -22,7 +22,7 @@ public:
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}
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virtual ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const {
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const size_t max_size, bool bigEndian) const override {
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return serialize(adaptee, buffer, size, max_size, bigEndian);
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}
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@ -41,7 +41,7 @@ public:
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return result;
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}
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virtual size_t getSerializedSize() const {
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virtual size_t getSerializedSize() const override {
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return getSerializedSize(adaptee);
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}
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@ -57,7 +57,7 @@ public:
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}
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virtual ReturnValue_t deSerialize(const uint8_t** buffer, size_t* size,
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bool bigEndian) {
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bool bigEndian) override {
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return deSerialize(adaptee, buffer, size, bigEndian);
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}
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@ -45,7 +45,7 @@ public:
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virtual ~SerialBufferAdapter();
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virtual ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const;
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const size_t max_size, bool bigEndian) const override;
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virtual size_t getSerializedSize() const;
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@ -62,7 +62,7 @@ public:
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* @return
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*/
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virtual ReturnValue_t deSerialize(const uint8_t** buffer, size_t* size,
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bool bigEndian);
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bool bigEndian) override;
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uint8_t * getBuffer();
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const uint8_t * getConstBuffer();
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@ -5,19 +5,24 @@
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#include <framework/serialize/SerialArrayListAdapter.h>
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/**
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* @brief This adapter provides an interface for SerializeIF to serialize and deserialize
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* buffers with a header containing the buffer length.
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* @brief This adapter provides an interface for SerializeIF to serialize and
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* deserialize buffers with a header containing the buffer length.
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* @details
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*
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* Can be used by SerialLinkedListAdapter by declaring
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* as a linked element with SerializeElement<SerialFixedArrayListAdapter<...>>.
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* The sequence of objects is defined in the constructor by using the setStart and setNext functions.
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* The sequence of objects is defined in the constructor by
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* using the setStart and setNext functions.
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*
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* 1. Buffers with a size header inside that class can be declared with
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* SerialFixedArrayListAdapter<BUFFER_TYPE, MAX_BUFFER_LENGTH, LENGTH_FIELD_TYPE>.
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* 2. MAX_BUFFER_LENGTH specifies the maximum allowed number of elements in FixedArrayList
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* 3. LENGTH_FIELD_TYPE specifies the data type of the buffer header containing the buffer size
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* (defaults to 1 byte length field) that follows
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* @code
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* SerialFixedArrayListAdapter<BUFFER_TYPE,
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* MAX_BUFFER_LENGTH, LENGTH_FIELD_TYPE> mySerialFixedArrayList(...).
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* @endcode
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* 2. MAX_BUFFER_LENGTH specifies the maximum allowed number of elements
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* in FixedArrayList.
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* 3. LENGTH_FIELD_TYPE specifies the data type of the buffer header
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* containing the buffer size (defaults to 1 byte length field)
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* that follows.
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*
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* @ingroup serialize
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*/
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@ -27,7 +32,8 @@ class SerialFixedArrayListAdapter :
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public SerializeIF {
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public:
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/**
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* Constructor Arguments are forwarded to FixedArrayList constructor
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* Constructor Arguments are forwarded to FixedArrayList constructor.
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* Refer to the fixed array list constructors for different options.
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* @param args
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*/
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template<typename... Args>
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@ -35,8 +41,8 @@ public:
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FixedArrayList<BUFFER_TYPE, MAX_SIZE, count_t>(std::forward<Args>(args)...)
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{}
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ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const {
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virtual ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const override {
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return SerialArrayListAdapter<BUFFER_TYPE, count_t>::serialize(this,
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buffer, size, max_size, bigEndian);
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}
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@ -45,8 +51,9 @@ public:
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return SerialArrayListAdapter<BUFFER_TYPE, count_t>::
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getSerializedSize(this);
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}
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ReturnValue_t deSerialize(const uint8_t** buffer, size_t* size,
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bool bigEndian) {
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virtual ReturnValue_t deSerialize(const uint8_t** buffer, size_t* size,
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bool bigEndian) override {
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return SerialArrayListAdapter<BUFFER_TYPE, count_t>::deSerialize(this,
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buffer, size, bigEndian);
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}
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@ -18,23 +18,25 @@
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* or vice-versa, using linked lists.
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* @details
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* An alternative to the AutoSerializeAdapter functions
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* - All object members with a datatype are declared as SerializeElement<element_type>
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* members inside the class implementing this adapter.
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* - The element type can also be a SerialBufferAdapter to de-/serialize buffers,
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* with a known size, where the size can also be serialized
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* - The element type can also be a SerialFixedArrayListAdapter to de-/serialize buffers
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* with a size header, which is scanned automatically
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* - All object members with a datatype are declared as
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* SerializeElement<element_type> members inside the class
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* implementing this adapter.
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* - The element type can also be a SerialBufferAdapter to
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* de-/serialize buffers with a known size
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* - The element type can also be a SerialFixedArrayListAdapter to
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* de-/serialize buffers with a size header, which is scanned automatically.
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*
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* The sequence of objects is defined in the constructor by using
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* the setStart and setNext functions.
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*
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* - The serialization process is done by instantiating the class and
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* calling serializ after all SerializeElement entries have been set by
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* using the constructor or setter functions. An additional size variable can be supplied
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* which is calculated/incremented automatically
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* - The deserialization process is done by instantiating the class and supplying
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* a buffer with the data which is converted into an object. The size of
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* data to serialize can be supplied and is decremented in the function
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* 1. The serialization process is done by instantiating the class and
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* calling serialize after all SerializeElement entries have been set by
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* using the constructor or setter functions. An additional size variable
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* can be supplied which is calculated/incremented automatically.
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* 2. The deserialization process is done by instantiating the class and
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* supplying a buffer with the data which is converted into an object.
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* The size of data to serialize can be supplied and is
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* decremented in the function. Range checking is done internally.
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*
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* @ingroup serialize
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*/
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@ -55,10 +57,12 @@ public:
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bool printCount = false) :
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SinglyLinkedList<T>(start), printCount(printCount) {
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}
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SerialLinkedListAdapter(LinkedElement<T>* first, bool printCount = false) :
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SinglyLinkedList<T>(first), printCount(printCount) {
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}
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SerialLinkedListAdapter(bool printCount = false) :
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SinglyLinkedList<T>(), printCount(printCount) {
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}
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@ -66,15 +70,16 @@ public:
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/**
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* Serialize object implementing this adapter into the supplied buffer
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* and calculate the serialized size
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* @param buffer [out] Object is serialized into this buffer. Note that the buffer pointer
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* *buffer is incremented automatically inside the respective serialize functions
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* @param buffer [out] Object is serialized into this buffer.
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* Note that the buffer pointer *buffer is incremented automatically
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* inside the respective serialize functions
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* @param size [out] Calculated serialized size. Don't forget to set to 0.
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* @param max_size
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* @param bigEndian Specify endianness
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* @return
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*/
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virtual ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const {
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const size_t max_size, bool bigEndian) const override{
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if (printCount) {
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count_t mySize = SinglyLinkedList<T>::getSize();
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ReturnValue_t result = SerializeAdapter<count_t>::serialize(&mySize,
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@ -98,7 +103,9 @@ public:
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}
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return result;
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}
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virtual size_t getSerializedSize() const {
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virtual size_t getSerializedSize() const override {
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if (printCount) {
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return SerialLinkedListAdapter<T>::getSerializedSize()
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+ sizeof(count_t);
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@ -106,6 +113,7 @@ public:
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return getSerializedSize(SinglyLinkedList<T>::start);
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}
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}
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static uint32_t getSerializedSize(const LinkedElement<T> *element) {
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uint32_t size = 0;
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while (element != NULL) {
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@ -115,15 +123,17 @@ public:
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return size;
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}
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/**
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* Deserialize supplied buffer with supplied size into object implementing this adapter
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* Deserialize supplied buffer with supplied size into object
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* implementing this adapter.
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* @param buffer
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* @param size Decremented in respective deSerialize functions automatically
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* @param bigEndian Specify endianness
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* @return
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*/
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virtual ReturnValue_t deSerialize(const uint8_t** buffer, size_t* size,
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bool bigEndian) {
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bool bigEndian) override {
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return deSerialize(SinglyLinkedList<T>::start, buffer, size, bigEndian);
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}
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@ -138,7 +148,6 @@ public:
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}
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bool printCount;
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};
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#endif /* SERIALLINKEDLISTADAPTER_H_ */
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@ -12,8 +12,9 @@
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#include <framework/serialize/EndianSwapper.h>
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/**
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* This template specialization will be chosen for fundamental types,
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* based on partial template specialization
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* This template specialization will be chosen for fundamental types or
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* anything else not implementing SerializeIF, based on partial
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* template specialization.
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* @tparam T
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* @tparam
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*/
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@ -1,16 +0,0 @@
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/**
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* @page serialPage Serialization Tools
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* This page refers to the serialization tools included in framework/serialize.
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* The serialization tools are a useful tool to convert object data into raw
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* buffers and vice-versa. Here is a rough overview which tool to use for
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* which purpose.
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*
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* @section endSwapper Endian Swapper
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* This header file includes tools to do simple serial order swapping
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*
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* @section serialiezIF SerializeIF
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*
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* @section serElement SerializeElement
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*
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*/
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* @param args
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*/
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template<typename... Args>
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SerializeElement(Args... args) : LinkedElement<SerializeIF>(this), entry(std::forward<Args>(args)...) {
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SerializeElement(Args... args):
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LinkedElement<SerializeIF>(this),
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entry(std::forward<Args>(args)...) {}
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}
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SerializeElement() : LinkedElement<SerializeIF>(this) {
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}
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SerializeElement() : LinkedElement<SerializeIF>(this) {}
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T entry;
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ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const {
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return SerializeAdapter<T>::serialize(&entry, buffer, size, max_size, bigEndian);
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virtual ReturnValue_t serialize(uint8_t** buffer, size_t* size,
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const size_t max_size, bool bigEndian) const override {
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return SerializeAdapter<T>::serialize(&entry, buffer, size,
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max_size, bigEndian);
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}
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size_t getSerializedSize() const {
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@ -42,7 +43,7 @@ public:
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}
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virtual ReturnValue_t deSerialize(const uint8_t** buffer, size_t* size,
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bool bigEndian) {
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bool bigEndian) override {
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return SerializeAdapter<T>::deSerialize(&entry, buffer, size, bigEndian);
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}
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@ -3,11 +3,6 @@
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#include <framework/returnvalues/HasReturnvaluesIF.h>
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#include <cstddef>
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#include <type_traits>
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#ifndef ssize_t
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typedef std::make_signed<std::size_t>::type ssize_t;
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#endif
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/**
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* @defgroup serialize Serialization
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@ -18,17 +13,21 @@ typedef std::make_signed<std::size_t>::type ssize_t;
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* @brief An interface for alle classes which require
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* translation of objects data into data streams and vice-versa.
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* @details
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* If the target architecture is little endian (e.g. ARM), any data types created might
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* have the wrong endiness if they are to be used for the FSFW.
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* There are three ways to retrieve data out of a buffer to be used in the FSFW to use
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* regular aligned (big endian) data. This can also be applied to uint32_t and uint64_t:
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* If the target architecture is little endian (e.g. ARM), any data types
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* created might have the wrong endianess if they are to be used for the FSFW.
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* Depending on the system architecture, endian correctness must be assured,
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* This is important for incoming and outgoing data. The internal handling
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* of data should be performed in the native system endianness.
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* There are three ways to copy data (with different options to ensure
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* endian correctness):
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*
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* 1. Use the @c AutoSerializeAdapter::deSerialize function with @c bigEndian = true
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* 2. Perform a bitshift operation
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* 3. @c memcpy can be used when data is in little-endian format. Otherwise, @c EndianSwapper has to be used in conjuction.
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* 1. Use the @c AutoSerializeAdapter::deSerialize function (with
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* the endian flag)
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* 2. Perform a bitshift operation (with correct order)
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* 3. @c memcpy (with @c EndianSwapper if necessary)
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*
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* When serializing for downlink, the packets are generally serialized assuming big endian data format
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* like seen in TmPacketStored.cpp for example.
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* When serializing for downlink, the packets are generally serialized
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* assuming big endian data format like seen in TmPacketStored.cpp for example.
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*
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* @ingroup serialize
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*/
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