1 files changed, 59 insertions, 0 deletions

diff --git a/src/libs/dutil/WixToolset.DUtil/inc/dlutil.h b/src/libs/dutil/WixToolset.DUtil/inc/dlutil.h
new file mode 100644
index 00000000..3e95103a
--- /dev/null
+++ b/src/libs/dutil/WixToolset.DUtil/inc/dlutil.h
@@ -0,0 +1,59 @@
+#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
+
+typedef HRESULT (WINAPI *LPAUTHENTICATION_ROUTINE)(
+    __in LPVOID pVoid,
+    __in HINTERNET hUrl,
+    __in long lHttpCode,
+    __out BOOL* pfRetrySend,
+    __out BOOL* pfRetry
+    );
+
+typedef int (WINAPI *LPCANCEL_ROUTINE)(
+    __in HRESULT hrError,
+    __in_z_opt LPCWSTR wzError,
+    __in BOOL fAllowRetry,
+    __in_opt LPVOID pvContext
+    );
+
+// structs
+typedef struct _DOWNLOAD_SOURCE
+{
+    LPWSTR sczUrl;
+    LPWSTR sczUser;
+    LPWSTR sczPassword;
+} DOWNLOAD_SOURCE;
+
+typedef struct _DOWNLOAD_CACHE_CALLBACK
+{
+    LPPROGRESS_ROUTINE pfnProgress;
+    LPCANCEL_ROUTINE pfnCancel;
+    LPVOID pv;
+} DOWNLOAD_CACHE_CALLBACK;
+
+typedef struct _DOWNLOAD_AUTHENTICATION_CALLBACK
+{
+    LPAUTHENTICATION_ROUTINE pfnAuthenticate;
+    LPVOID pv;
+} DOWNLOAD_AUTHENTICATION_CALLBACK;
+
+
+// functions
+
+HRESULT DAPI DownloadUrl(
+    __in DOWNLOAD_SOURCE* pDownloadSource,
+    __in DWORD64 dw64AuthoredDownloadSize,
+    __in LPCWSTR wzDestinationPath,
+    __in_opt DOWNLOAD_CACHE_CALLBACK* pCache,
+    __in_opt DOWNLOAD_AUTHENTICATION_CALLBACK* pAuthenticate
+    );
+
+
+#ifdef __cplusplus
+}
+#endif