1 files changed, 39 insertions, 0 deletions

diff --git a/src/burn/engine/condition.h b/src/burn/engine/condition.h
new file mode 100644
index 00000000..91627f3c
--- /dev/null
+++ b/src/burn/engine/condition.h
@@ -0,0 +1,39 @@
+#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.
+
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+
+typedef struct _BURN_CONDITION
+{
+    // The is an expression a condition string to fire the built-in "need newer OS" message
+    LPWSTR sczConditionString;
+} BURN_CONDITION;
+
+
+// function declarations
+
+HRESULT ConditionEvaluate(
+    __in BURN_VARIABLES* pVariables,
+    __in_z LPCWSTR wzCondition,
+    __out BOOL* pf
+    );
+HRESULT ConditionGlobalCheck(
+    __in BURN_VARIABLES* pVariables,
+    __in BURN_CONDITION* pBlock,
+    __in BOOTSTRAPPER_DISPLAY display,
+    __in_z LPCWSTR wzBundleName,
+    __out DWORD *pdwExitCode,
+    __out BOOL *pfContinueExecution
+    );
+HRESULT ConditionGlobalParseFromXml(
+    __in BURN_CONDITION* pBlock,
+    __in IXMLDOMNode* pixnBundle
+    );
+
+#if defined(__cplusplus)
+}
+#endif