1 files changed, 80 insertions, 0 deletions

diff --git a/src/libs/dutil/WixToolset.DUtil/inc/memutil.h b/src/libs/dutil/WixToolset.DUtil/inc/memutil.h
new file mode 100644
index 00000000..49f86e0a
--- /dev/null
+++ b/src/libs/dutil/WixToolset.DUtil/inc/memutil.h
@@ -0,0 +1,80 @@
+#pragma once
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ReleaseMem(p) if (p) { MemFree(p); }
+#define ReleaseNullMem(p) if (p) { MemFree(p); p = NULL; }
+
+HRESULT DAPI MemInitialize();
+void DAPI MemUninitialize();
+
+LPVOID DAPI MemAlloc(
+    __in SIZE_T cbSize,
+    __in BOOL fZero
+    );
+LPVOID DAPI MemReAlloc(
+    __in LPVOID pv,
+    __in SIZE_T cbSize,
+    __in BOOL fZero
+    );
+HRESULT DAPI MemReAllocSecure(
+    __in LPVOID pv,
+    __in SIZE_T cbSize,
+    __in BOOL fZero,
+    __deref_out LPVOID* ppvNew
+    );
+HRESULT DAPI MemAllocArray(
+    __inout LPVOID* ppvArray,
+    __in SIZE_T cbArrayType,
+    __in DWORD dwItemCount
+    );
+HRESULT DAPI MemReAllocArray(
+    __inout LPVOID* ppvArray,
+    __in DWORD cArray,
+    __in SIZE_T cbArrayType,
+    __in DWORD dwNewItemCount
+    );
+HRESULT DAPI MemEnsureArraySize(
+    __deref_inout_bcount(cArray * cbArrayType) LPVOID* ppvArray,
+    __in DWORD cArray,
+    __in SIZE_T cbArrayType,
+    __in DWORD dwGrowthCount
+    );
+HRESULT DAPI MemInsertIntoArray(
+    __deref_inout_bcount((cExistingArray + cInsertItems) * cbArrayType) LPVOID* ppvArray,
+    __in DWORD dwInsertIndex,
+    __in DWORD cInsertItems,
+    __in DWORD cExistingArray,
+    __in SIZE_T cbArrayType,
+    __in DWORD dwGrowthCount
+    );
+void DAPI MemRemoveFromArray(
+    __inout_bcount((cExistingArray) * cbArrayType) LPVOID pvArray,
+    __in DWORD dwRemoveIndex,
+    __in DWORD cRemoveItems,
+    __in DWORD cExistingArray,
+    __in SIZE_T cbArrayType,
+    __in BOOL fPreserveOrder
+    );
+void DAPI MemArraySwapItems(
+    __inout_bcount(cbArrayType) LPVOID pvArray,
+    __in DWORD dwIndex1,
+    __in DWORD dwIndex2,
+    __in SIZE_T cbArrayType
+    );
+
+HRESULT DAPI MemFree(
+    __in LPVOID pv
+    );
+SIZE_T DAPI MemSize(
+    __in LPCVOID pv
+    );
+
+#ifdef __cplusplus
+}
+#endif
+