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working on updating SerializeIF, to quote Basti: This is going to be horrible

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Ulrich Mohr
2020-04-21 21:34:03 +02:00
parent 05c1330b68
commit 2093329481
35 changed files with 389 additions and 341 deletions
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198
serialize/SerializeAdapter.h
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@ -10,116 +10,114 @@
/**
* \ingroup serialize
*/
template<typename T, int>
class SerializeAdapter_ {
public:
static ReturnValue_t serialize(const T* object, uint8_t** buffer,
uint32_t* size, const uint32_t max_size, bool bigEndian) {
uint32_t ignoredSize = 0;
if (size == NULL) {
size = &ignoredSize;
}
if (sizeof(T) + *size <= max_size) {
T tmp;
if (bigEndian) {
tmp = EndianSwapper::swap<T>(*object);
} else {
tmp = *object;
}
memcpy(*buffer, &tmp, sizeof(T));
*size += sizeof(T);
(*buffer) += sizeof(T);
return HasReturnvaluesIF::RETURN_OK;
} else {
return SerializeIF::BUFFER_TOO_SHORT;
}
}
ReturnValue_t deSerialize(T* object, const uint8_t** buffer, int32_t* size,
bool bigEndian) {
T tmp;
*size -= sizeof(T);
if (*size >= 0) {
memcpy(&tmp, *buffer, sizeof(T));
if (bigEndian) {
*object = EndianSwapper::swap<T>(tmp);
} else {
*object = tmp;
}
*buffer += sizeof(T);
return HasReturnvaluesIF::RETURN_OK;
} else {
return SerializeIF::STREAM_TOO_SHORT;
}
}
uint32_t getSerializedSize(const T * object) {
return sizeof(T);
}
};
template<typename T>
class SerializeAdapter_<T, 1> {
public:
ReturnValue_t serialize(const T* object, uint8_t** buffer, uint32_t* size,
const uint32_t max_size, bool bigEndian) const {
uint32_t ignoredSize = 0;
if (size == NULL) {
size = &ignoredSize;
}
return object->serialize(buffer, size, max_size, bigEndian);
}
uint32_t getSerializedSize(const T* object) const {
return object->getSerializedSize();
}
ReturnValue_t deSerialize(T* object, const uint8_t** buffer, int32_t* size,
bool bigEndian) {
return object->deSerialize(buffer, size, bigEndian);
}
};
template<typename T>
class SerializeAdapter {
public:
static ReturnValue_t serialize(const T* object, uint8_t** buffer,
uint32_t* size, const uint32_t max_size, bool bigEndian) {
SerializeAdapter_<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.serialize(object, buffer, size, max_size, bigEndian);
}
static uint32_t getSerializedSize(const T* object) {
SerializeAdapter_<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.getSerializedSize(object);
}
static ReturnValue_t deSerialize(T* object, const uint8_t** buffer,
int32_t* size, bool bigEndian) {
SerializeAdapter_<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.deSerialize(object, buffer, size, bigEndian);
}
};
class AutoSerializeAdapter {
public:
template<typename T>
static ReturnValue_t serialize(const T* object, uint8_t** buffer,
uint32_t* size, const uint32_t max_size, bool bigEndian) {
SerializeAdapter_<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.serialize(object, buffer, size, max_size, bigEndian);
static ReturnValue_t serialize(const T *object, uint8_t **buffer,
size_t *size, size_t maxSize, SerializeIF::Endianness streamEndianness) {
InternalSerializeAdapter<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.serialize(object, buffer, size, maxSize,
streamEndianness);
}
template<typename T>
static uint32_t getSerializedSize(const T* object) {
SerializeAdapter_<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
static uint32_t getSerializedSize(const T *object) {
InternalSerializeAdapter<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.getSerializedSize(object);
}
template<typename T>
static ReturnValue_t deSerialize(T* object, const uint8_t** buffer,
int32_t* size, bool bigEndian) {
SerializeAdapter_<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.deSerialize(object, buffer, size, bigEndian);
static ReturnValue_t deSerialize(T *object, const uint8_t **buffer,
size_t *size, SerializeIF::Endianness streamEndianness) {
InternalSerializeAdapter<T, IsDerivedFrom<T, SerializeIF>::Is> adapter;
return adapter.deSerialize(object, buffer, size, streamEndianness);
}
private:
template<typename T, int>
class InternalSerializeAdapter {
public:
static ReturnValue_t serialize(const T *object, uint8_t **buffer,
size_t *size, size_t max_size, SerializeIF::Endianness streamEndianness) {
size_t ignoredSize = 0;
if (size == NULL) {
size = &ignoredSize;
}
//TODO check integer overflow of *size
if (sizeof(T) + *size <= max_size) {
T tmp;
switch (streamEndianness) {
case SerializeIF::Endianness::BIG:
tmp = EndianConverter::convertBigEndian<T>(*object);
break;
case SerializeIF::Endianness::LITTLE:
tmp = EndianConverter::convertLittleEndian<T>(*object);
break;
default:
case SerializeIF::Endianness::MACHINE:
tmp = *object;
break;
}
memcpy(*buffer, &tmp, sizeof(T));
*size += sizeof(T);
(*buffer) += sizeof(T);
return HasReturnvaluesIF::RETURN_OK;
} else {
return SerializeIF::BUFFER_TOO_SHORT;
}
}
ReturnValue_t deSerialize(T *object, const uint8_t **buffer,
size_t *size, SerializeIF::Endianness streamEndianness) {
T tmp;
if (*size >= sizeof(T)) {
*size -= sizeof(T);
memcpy(&tmp, *buffer, sizeof(T));
switch (streamEndianness) {
case SerializeIF::Endianness::BIG:
*object = EndianConverter::convertBigEndian<T>(tmp);
break;
case SerializeIF::Endianness::LITTLE:
*object = EndianConverter::convertLittleEndian<T>(tmp);
break;
default:
case SerializeIF::Endianness::MACHINE:
*object = tmp;
break;
}
*buffer += sizeof(T);
return HasReturnvaluesIF::RETURN_OK;
} else {
return SerializeIF::STREAM_TOO_SHORT;
}
}
uint32_t getSerializedSize(const T *object) {
return sizeof(T);
}
};
template<typename T>
class InternalSerializeAdapter<T, 1> {
public:
ReturnValue_t serialize(const T *object, uint8_t **buffer,
size_t *size, size_t max_size,
SerializeIF::Endianness streamEndianness) const {
size_t ignoredSize = 0;
if (size == NULL) {
size = &ignoredSize;
}
return object->serialize(buffer, size, max_size, streamEndianness);
}
uint32_t getSerializedSize(const T *object) const {
return object->getSerializedSize();
}
ReturnValue_t deSerialize(T *object, const uint8_t **buffer,
size_t *size, SerializeIF::Endianness streamEndianness) {
return object->deSerialize(buffer, size, streamEndianness);
}
};
};
#endif /* SERIALIZEADAPTER_H_ */