From c4e098fae7340d6d73cd4fbe880440baca1ddd49 Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Thu, 9 Apr 2015 14:29:18 +0200
Subject: Refactored buffer extraction from vector.

---
 common/entitybuffer.h | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'common')

diff --git a/common/entitybuffer.h b/common/entitybuffer.h
index f22c84e..82152c9 100644
--- a/common/entitybuffer.h
+++ b/common/entitybuffer.h
@@ -23,6 +23,25 @@ public:
      */
     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;
-- 
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