1 files changed, 17 insertions, 0 deletions

diff --git a/src/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h b/src/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h
index cf330c29..9fb6ffff 100644
--- a/src/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h
+++ b/src/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h
@@ -149,6 +149,7 @@ enum BOOTSTRAPPER_APPLICATION_MESSAGE
     BOOTSTRAPPER_APPLICATION_MESSAGE_ONSYSTEMRESTOREPOINTCOMPLETE,
     BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANNEDPACKAGE,
     BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANFORWARDCOMPATIBLEBUNDLE,
+    BOOTSTRAPPER_APPLICATION_MESSAGE_ONCACHEVERIFYPROGRESS,
 };
 
 enum BOOTSTRAPPER_APPLYCOMPLETE_ACTION
@@ -454,6 +455,22 @@ struct BA_ONCACHEVERIFYCOMPLETE_RESULTS
     BOOTSTRAPPER_CACHEVERIFYCOMPLETE_ACTION action;
 };
 
+struct BA_ONCACHEVERIFYPROGRESS_ARGS
+{
+    DWORD cbSize;
+    LPCWSTR wzPackageOrContainerId;
+    LPCWSTR wzPayloadId;
+    DWORD64 dw64Progress;
+    DWORD64 dw64Total;
+    DWORD dwOverallPercentage;
+};
+
+struct BA_ONCACHEVERIFYPROGRESS_RESULTS
+{
+    DWORD cbSize;
+    BOOL fCancel;
+};
+
 struct BA_ONCOMMITMSITRANSACTIONBEGIN_ARGS
 {
     DWORD cbSize;