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#include "entitybuffer.h"
#include "entity_generated.h"
#include "metadata_generated.h"
#include <QDebug>
using namespace Akonadi2;
EntityBuffer::EntityBuffer(void *dataValue, int dataSize)
: mEntity(nullptr)
{
flatbuffers::Verifier verifyer(reinterpret_cast<const uint8_t *>(dataValue), dataSize);
// Q_ASSERT(Akonadi2::VerifyEntity(verifyer));
if (!Akonadi2::VerifyEntityBuffer(verifyer)) {
qWarning() << "invalid buffer";
} else {
mEntity = Akonadi2::GetEntity(dataValue);
}
}
const Akonadi2::Entity &EntityBuffer::entity()
{
return *mEntity;
}
const uint8_t* EntityBuffer::resourceBuffer()
{
if (!mEntity) {
qDebug() << "no buffer";
return nullptr;
}
return mEntity->resource()->Data();
}
const uint8_t* EntityBuffer::metadataBuffer()
{
if (!mEntity) {
return nullptr;
}
return mEntity->metadata()->Data();
}
const uint8_t* EntityBuffer::localBuffer()
{
if (!mEntity) {
return nullptr;
}
return mEntity->local()->Data();
}
void EntityBuffer::extractResourceBuffer(void *dataValue, int dataSize, const std::function<void(const uint8_t *, size_t size)> &handler)
{
Akonadi2::EntityBuffer buffer(dataValue, dataSize);
if (auto resourceData = buffer.entity().resource()) {
handler(resourceData->Data(), resourceData->size());
}
}
void EntityBuffer::assembleEntityBuffer(flatbuffers::FlatBufferBuilder &fbb, void const *metadataData, size_t metadataSize, void const *resourceData, size_t resourceSize, void const *localData, size_t localSize)
{
qDebug() << "res size: " << resourceSize;
auto metadata = fbb.CreateVector<uint8_t>(static_cast<uint8_t const*>(metadataData), metadataSize);
auto resource = fbb.CreateVector<uint8_t>(static_cast<uint8_t const*>(resourceData), resourceSize);
auto local = fbb.CreateVector<uint8_t>(static_cast<uint8_t const*>(localData), localSize);
auto builder = Akonadi2::EntityBuilder(fbb);
builder.add_metadata(metadata);
builder.add_resource(resource);
builder.add_local(local);
auto buffer = builder.Finish();
Akonadi2::FinishEntityBuffer(fbb, buffer);
}
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