*misc

1 files changed, 46 insertions, 8 deletions

diff --git a/source/libs/asura-lib-utils/filesystem/data_buffer.cpp b/source/libs/asura-lib-utils/filesystem/data_buffer.cpp
index 629dc92..32a123f 100644
--- a/source/libs/asura-lib-utils/filesystem/data_buffer.cpp
+++ b/source/libs/asura-lib-utils/filesystem/data_buffer.cpp
@@ -1,3 +1,5 @@
+#include <cstdlib>
+#include <cstring>
 #include "data_buffer.h"
 
 namespace AsuraEngine
@@ -5,24 +7,60 @@ namespace AsuraEngine
 	namespace Filesystem
 	{
 
+		DataBuffer::DataBuffer(DataBuffer& src)
+		{
+			Load(src);
+		}
+
+		DataBuffer::DataBuffer(std::size_t size)
+			: mSize(size)
+			, mBytes(nullptr)
+		{
+			mBytes = new byte[size];
+			memset(mBytes, 0, size);
+		}
+
 		DataBuffer::DataBuffer(const void* data, std::size_t size)
+			: mSize(size)
+			, mBytes(nullptr)
 		{
-			this->data = (const byte*)data;
-			this->size = size; 
+			Load(data, size);
 		}
 
 		DataBuffer::~DataBuffer()
 		{
-			delete[] data;
+			delete[] mBytes;
 		}
 
-		void DataBuffer::SetContent(const void* data, std::size_t siez)
+		void DataBuffer::Load(DataBuffer& db)
 		{
-			if (this->data != nullptr)
-				delete[] this->data; 
+			Load(db.GetBuffer(), db.GetSize());
+		}
 
-			this->data = (const byte*)data;
-			this->size = size; 
+		void DataBuffer::Load(const void* data, std::size_t size)
+		{
+			if (!mBytes || mSize != size)
+			{
+				delete[] mBytes;
+				mBytes = new byte[size];
+			}
+			memcpy(mBytes, data, size);
+		}
+
+		byte* DataBuffer::GetBuffer()
+		{
+			return mBytes;
+		}
+
+		void DataBuffer::Clear()
+		{
+			if (mBytes)
+				memset(mBytes, 0, mSize);
+		}
+
+		std::size_t DataBuffer::GetSize()
+		{
+			return mSize;
 		}
 
 	}