1 files changed, 24 insertions, 0 deletions

diff --git a/src/dutil/inc/wiutil.h b/src/dutil/inc/wiutil.h
index 07f6b56c..10d003b0 100644
--- a/src/dutil/inc/wiutil.h
+++ b/src/dutil/inc/wiutil.h
@@ -226,6 +226,15 @@ typedef UINT (WINAPI *PFN_MSISOURCELISTADDSOURCEEXW)(
     __in LPCWSTR szSource,
     __in_opt DWORD dwIndex
     );
+typedef UINT(WINAPI* PFN_MSIBEGINTRANSACTIONW)(
+    __in LPCWSTR   szName,
+    __in DWORD     dwTransactionAttributes,
+    __out MSIHANDLE* phTransactionHandle,
+    __out HANDLE* phChangeOfOwnerEvent
+    );
+typedef UINT(WINAPI* PFN_MSIENDTRANSACTION)(
+    __in DWORD dwTransactionState
+    );
 
 
 HRESULT DAPI WiuInitialize(
@@ -372,6 +381,21 @@ HRESULT DAPI WiuSourceListAddSourceEx(
     __in_z LPCWSTR wzSource,
     __in_opt DWORD dwIndex
     );
+HRESULT DAPI WiuBeginTransaction(
+    __in_z LPCWSTR szName,
+    __in DWORD dwTransactionAttributes,
+    __out MSIHANDLE* phTransactionHandle,
+    __out HANDLE* phChangeOfOwnerEvent,
+    __in DWORD dwLogMode,
+    __in_z LPCWSTR szLogPath
+    );
+HRESULT DAPI WiuEndTransaction(
+    __in DWORD dwTransactionState,
+    __in DWORD dwLogMode,
+    __in_z LPCWSTR szLogPath
+    );
+BOOL DAPI WiuIsMsiTransactionSupported(
+    );
 
 #ifdef __cplusplus
 }