Squashed 'EASTL/' content from commit fad5471

git-subtree-dir: EASTL
git-subtree-split: fad54717f8e4ebb13b20095da7efd07a53af0f10

1 files changed, 70 insertions, 0 deletions

diff --git a/include/EASTL/core_allocator.h b/include/EASTL/core_allocator.h
new file mode 100644
index 0000000..e437491
--- /dev/null
+++ b/include/EASTL/core_allocator.h
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+/////////////////////////////////////////////////////////////////////////////
+// Copyright (c) Electronic Arts Inc. All rights reserved.
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef EASTL_CORE_ALLOCATOR_H
+#define EASTL_CORE_ALLOCATOR_H
+
+#if EASTL_CORE_ALLOCATOR_ENABLED
+
+#include <coreallocator/icoreallocator.h>
+
+namespace EA
+{
+	namespace Allocator
+	{
+		/// EASTLCoreAllocatorImpl
+		///
+		/// EASTL provides an out of the box implementation of the
+		/// ICoreAllocator interface.  This is provided as a convenience for
+		/// users who wish to provide ICoreAllocator implementations for EASTL to use.  
+		///
+		/// EASTL has a dependency on coreallocator so to provide an out of 
+		/// the box implementation for EASTLCoreAlloctor and EASTLCoreDeleter 
+		/// that can be used and tested.  Historically we could not test 
+		/// ICoreAllocator interface because we relied on the code being linked 
+		/// in user code.
+		///
+
+		class EASTLCoreAllocatorImpl : public ICoreAllocator
+		{
+		public:
+			virtual void* Alloc(size_t size, const char* name, unsigned int flags)
+			{
+				return ::operator new[](size, name, flags, 0, __FILE__, __LINE__);
+			}
+
+			virtual void* Alloc(size_t size, const char* name, unsigned int flags, unsigned int alignment, unsigned int alignOffset = 0)
+			{
+				return ::operator new[](size, alignment, alignOffset, name, flags, 0, __FILE__, __LINE__);
+			}
+
+			virtual void Free(void* ptr, size_t size = 0)
+			{
+				::operator delete(static_cast<char*>(ptr));
+			}
+
+			virtual void* AllocDebug(size_t size, const DebugParams debugParams, unsigned int flags)
+			{
+				return Alloc(size, debugParams.mName, flags);
+			}
+
+			virtual void* AllocDebug(size_t size, const DebugParams debugParams, unsigned int flags, unsigned int align, unsigned int alignOffset = 0)
+			{
+				return Alloc(size, debugParams.mName, flags, align, alignOffset);
+			}
+
+			static EASTLCoreAllocatorImpl* GetDefaultAllocator();
+		};
+
+		inline EASTLCoreAllocatorImpl* EASTLCoreAllocatorImpl::GetDefaultAllocator()
+		{
+			static EASTLCoreAllocatorImpl allocator;
+			return &allocator;
+		}
+	}
+}
+
+#endif // EASTL_CORE_ALLOCATOR_ENABLED
+#endif // EASTL_CORE_ALLOCATOR_H
+