1 files changed, 43 insertions, 0 deletions

diff --git a/src/ca/mqutilsched.cpp b/src/ca/mqutilsched.cpp
new file mode 100644
index 00000000..4353a6d6
--- /dev/null
+++ b/src/ca/mqutilsched.cpp
@@ -0,0 +1,43 @@
+// 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.
+
+#include "precomp.h"
+
+
+// function definitions
+
+HRESULT PcaGuidToRegFormat(
+    LPWSTR pwzGuid,
+    LPWSTR pwzDest,
+    SIZE_T cchDest
+    )
+{
+    HRESULT hr = S_OK;
+
+    GUID guid = GUID_NULL;
+    int cch = 0;
+
+    WCHAR wz[39];
+    ::ZeroMemory(wz, sizeof(wz));
+
+    cch = lstrlenW(pwzGuid);
+
+    if (38 == cch && L'{' == pwzGuid[0] && L'}' == pwzGuid[37])
+        StringCchCopyW(wz, countof(wz), pwzGuid);
+    else if (36 == cch)
+        StringCchPrintfW(wz, countof(wz), L"{%s}", pwzGuid);
+    else
+        ExitFunction1(hr = E_INVALIDARG);
+
+    // convert string to guid
+    hr = ::CLSIDFromString(wz, &guid);
+    ExitOnFailure(hr, "Failed to parse guid string");
+
+    // convert guid to string
+    if (0 == ::StringFromGUID2(guid, pwzDest, cchDest))
+        ExitOnFailure(hr = E_FAIL, "Failed to convert guid to string");
+
+    hr = S_OK;
+
+LExit:
+    return hr;
+}