1 files changed, 26 insertions, 0 deletions

diff --git a/common/entitybuffer.h b/common/entitybuffer.h
index 097b450..82152c9 100644
--- a/common/entitybuffer.h
+++ b/common/entitybuffer.h
@@ -15,7 +15,33 @@ public:
     const Entity &entity();
 
     static void extractResourceBuffer(void *dataValue, int dataSize, const std::function<void(const uint8_t *, size_t size)> &handler);
+    /*
+     * TODO: Ideally we would be passing references to vectors in the same bufferbuilder, to avoid needlessly copying data.
+     * Unfortunately I couldn't find a way to cast a table to a vector<uint8_t> reference.
+     * We can't use union's either (which would allow to have a field that stores a selection of tables), as we don't want to modify
+     * the entity schema for each resource's buffers.
+     */
     static void assembleEntityBuffer(flatbuffers::FlatBufferBuilder &fbb, void const *metadataData, size_t metadataSize, void const *resourceData, size_t resourceSize, void const *localData, size_t localSize);
+    static flatbuffers::Offset<flatbuffers::Vector<uint8_t> > appendAsVector(flatbuffers::FlatBufferBuilder &fbb, void const *data, size_t size);
+    template<typename T>
+    static const T *readBuffer(const uint8_t *data, int size)
+    {
+        flatbuffers::Verifier verifier(data, size);
+        if (verifier.VerifyBuffer<T>()) {
+            return flatbuffers::GetRoot<T>(data);
+        }
+        return nullptr;
+    }
+
+    template<typename T>
+    static const T *readBuffer(const flatbuffers::Vector<uint8_t> *data)
+    {
+        if (data) {
+            return readBuffer<T>(data->Data(), data->size());
+        }
+        return nullptr;
+    }
+
 
 private:
     const Entity *mEntity;