11 files changed, 168 insertions, 0 deletions

diff --git a/src/api/burn/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h b/src/api/burn/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h
index 0b81b35a..df8cac76 100644
--- a/src/api/burn/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h
+++ b/src/api/burn/WixToolset.BootstrapperCore.Native/inc/BootstrapperApplication.h
@@ -224,6 +224,7 @@ enum BOOTSTRAPPER_APPLICATION_MESSAGE
     BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANRESTORERELATEDBUNDLE,
     BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANRELATEDBUNDLETYPE,
     BOOTSTRAPPER_APPLICATION_MESSAGE_ONAPPLYDOWNGRADE,
+    BOOTSTRAPPER_APPLICATION_MESSAGE_ONEXECUTEPROCESSCANCEL,
 };
 
 enum BOOTSTRAPPER_APPLYCOMPLETE_ACTION
@@ -282,6 +283,18 @@ enum BOOTSTRAPPER_EXECUTEPACKAGECOMPLETE_ACTION
     BOOTSTRAPPER_EXECUTEPACKAGECOMPLETE_ACTION_SUSPEND,
 };
 
+enum BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION
+{
+    // Instructs the engine to stop waiting for the process to exit.
+    // The package is immediately considered to have failed with ERROR_INSTALL_USEREXIT.
+    // The engine will never rollback the package.
+    BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION_ABANDON,
+    // Instructs the engine to wait for the process to exit.
+    // Once the process has exited, the package is considered to have failed with ERROR_INSTALL_USEREXIT.
+    // This allows the engine to rollback the package if necessary.
+    BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION_WAIT,
+};
+
 enum BOOTSTRAPPER_SHUTDOWN_ACTION
 {
     BOOTSTRAPPER_SHUTDOWN_ACTION_NONE,
@@ -997,6 +1010,20 @@ struct BA_ONEXECUTEPATCHTARGET_RESULTS
     BOOL fCancel;
 };
 
+struct BA_ONEXECUTEPROCESSCANCEL_ARGS
+{
+    DWORD cbSize;
+    LPCWSTR wzPackageId;
+    DWORD dwProcessId;
+    BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION recommendation;
+};
+
+struct BA_ONEXECUTEPROCESSCANCEL_RESULTS
+{
+    DWORD cbSize;
+    BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION action;
+};
+
 struct BA_ONEXECUTEPROGRESS_ARGS
 {
     DWORD cbSize;
diff --git a/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs b/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs
index 8a2e0e93..5ed064fa 100644
--- a/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs
+++ b/src/api/burn/WixToolset.Mba.Core/BootstrapperApplication.cs
@@ -280,6 +280,9 @@ namespace WixToolset.Mba.Core
         /// <inheritdoc/>
         public event EventHandler<PlanRestoreRelatedBundleEventArgs> PlanRestoreRelatedBundle;
 
+        /// <inheritdoc/>
+        public event EventHandler<ExecuteProcessCancelEventArgs> ExecuteProcessCancel;
+
         /// <summary>
         /// Entry point that is called when the bootstrapper application is ready to run.
         /// </summary>
@@ -1369,6 +1372,19 @@ namespace WixToolset.Mba.Core
             }
         }
 
+        /// <summary>
+        /// Called by the engine, raises the <see cref="ExecuteProcessCancel"/> event.
+        /// </summary>
+        /// <param name="args">Additional arguments for this event.</param>
+        protected virtual void OnExecuteProcessCancel(ExecuteProcessCancelEventArgs args)
+        {
+            EventHandler<ExecuteProcessCancelEventArgs> handler = this.ExecuteProcessCancel;
+            if (null != handler)
+            {
+                handler(this, args);
+            }
+        }
+
         #region IBootstrapperApplication Members
 
         int IBootstrapperApplication.BAProc(int message, IntPtr pvArgs, IntPtr pvResults, IntPtr pvContext)
@@ -2119,6 +2135,15 @@ namespace WixToolset.Mba.Core
             return args.HResult;
         }
 
+        int IBootstrapperApplication.OnExecuteProcessCancel(string wzPackageId, int processId, BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION recommendation, ref BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION pAction)
+        {
+            ExecuteProcessCancelEventArgs args = new ExecuteProcessCancelEventArgs(wzPackageId, processId, recommendation, pAction);
+            this.OnExecuteProcessCancel(args);
+
+            pAction = args.Action;
+            return args.HResult;
+        }
+
         #endregion
     }
 }
diff --git a/src/api/burn/WixToolset.Mba.Core/EventArgs.cs b/src/api/burn/WixToolset.Mba.Core/EventArgs.cs
index c93c2885..c2c73067 100644
--- a/src/api/burn/WixToolset.Mba.Core/EventArgs.cs
+++ b/src/api/burn/WixToolset.Mba.Core/EventArgs.cs
@@ -2488,4 +2488,40 @@ namespace WixToolset.Mba.Core
         /// </summary>
         public RequestState State { get; set; }
     }
+
+    /// <summary>
+    /// Event arguments for <see cref="IDefaultBootstrapperApplication.ExecuteProcessCancel"/>
+    /// </summary>
+    [Serializable]
+    public class ExecuteProcessCancelEventArgs : HResultEventArgs
+    {
+        /// <summary />
+        public ExecuteProcessCancelEventArgs(string packageId, int processId, BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION recommendation, BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION action)
+        {
+            this.PackageId = packageId;
+            this.ProcessId = processId;
+            this.Recommendation = recommendation;
+            this.Action = action;
+        }
+
+        /// <summary>
+        /// Gets the identity of the package.
+        /// </summary>
+        public string PackageId { get; private set; }
+
+        /// <summary>
+        /// Gets the process id.
+        /// </summary>
+        public int ProcessId { get; private set; }
+
+        /// <summary>
+        /// Gets the recommended action from the engine.
+        /// </summary>
+        public BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION Recommendation { get; private set; }
+
+        /// <summary>
+        /// Gets or sets the action to be performed. This is passed back to the engine.
+        /// </summary>
+        public BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION Action { get; set; }
+    }
 }
diff --git a/src/api/burn/WixToolset.Mba.Core/IBootstrapperApplication.cs b/src/api/burn/WixToolset.Mba.Core/IBootstrapperApplication.cs
index d4fe8320..1786eecd 100644
--- a/src/api/burn/WixToolset.Mba.Core/IBootstrapperApplication.cs
+++ b/src/api/burn/WixToolset.Mba.Core/IBootstrapperApplication.cs
@@ -1170,6 +1170,18 @@ namespace WixToolset.Mba.Core
             [MarshalAs(UnmanagedType.I4)] int hrRecommended,
             [MarshalAs(UnmanagedType.I4)] ref int hrStatus
             );
+
+        /// <summary>
+        /// See <see cref="IDefaultBootstrapperApplication.ExecuteProcessCancel"/>.
+        /// </summary>
+        [PreserveSig]
+        [return: MarshalAs(UnmanagedType.I4)]
+        int OnExecuteProcessCancel(
+            [MarshalAs(UnmanagedType.LPWStr)] string wzPackageId,
+            int processId,
+            [MarshalAs(UnmanagedType.I4)] BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION recommendation,
+            [MarshalAs(UnmanagedType.I4)] ref BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION pAction
+            );
     }
 
     /// <summary>
@@ -1907,6 +1919,26 @@ namespace WixToolset.Mba.Core
     }
 
     /// <summary>
+    /// The available actions for <see cref="IDefaultBootstrapperApplication.ExecuteProcessCancel"/>.
+    /// </summary>
+    public enum BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION
+    {
+        /// <summary>
+        /// Instructs the engine to stop waiting for the process to exit.
+        /// The package is immediately considered to have failed with ERROR_INSTALL_USEREXIT.
+        /// The engine will never rollback the package.
+        /// </summary>
+        Abandon,
+
+        /// <summary>
+        /// Instructs the engine to wait for the process to exit.
+        /// Once the process has exited, the package is considered to have failed with ERROR_INSTALL_USEREXIT.
+        /// This allows the engine to rollback the package if necessary.
+        /// </summary>
+        Wait,
+    }
+
+    /// <summary>
     /// The result of evaluating a condition from a package.
     /// </summary>
     public enum BOOTSTRAPPER_PACKAGE_CONDITION_RESULT
diff --git a/src/api/burn/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs b/src/api/burn/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs
index c9284b69..21d99b32 100644
--- a/src/api/burn/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs
+++ b/src/api/burn/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs
@@ -244,6 +244,11 @@ namespace WixToolset.Mba.Core
         event EventHandler<ExecutePackageCompleteEventArgs> ExecutePackageComplete;
 
         /// <summary>
+        /// Fired when a package that spawned a process is cancelled.
+        /// </summary>
+        event EventHandler<ExecuteProcessCancelEventArgs> ExecuteProcessCancel;
+
+        /// <summary>
         /// Fired when the engine executes one or more patches targeting a product.
         /// </summary>
         event EventHandler<ExecutePatchTargetEventArgs> ExecutePatchTarget;
diff --git a/src/api/burn/balutil/inc/BAFunctions.h b/src/api/burn/balutil/inc/BAFunctions.h
index 58c26166..158e65b5 100644
--- a/src/api/burn/balutil/inc/BAFunctions.h
+++ b/src/api/burn/balutil/inc/BAFunctions.h
@@ -91,6 +91,7 @@ enum BA_FUNCTIONS_MESSAGE
     BA_FUNCTIONS_MESSAGE_ONPLANRESTORERELATEDBUNDLE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANRESTORERELATEDBUNDLE,
     BA_FUNCTIONS_MESSAGE_ONPLANRELATEDBUNDLETYPE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANRELATEDBUNDLETYPE,
     BA_FUNCTIONS_MESSAGE_ONAPPLYDOWNGRADE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONAPPLYDOWNGRADE,
+    BA_FUNCTIONS_MESSAGE_ONEXECUTEPROCESSCANCEL = BOOTSTRAPPER_APPLICATION_MESSAGE_ONEXECUTEPROCESSCANCEL,
 
     BA_FUNCTIONS_MESSAGE_ONTHEMELOADED = 1024,
     BA_FUNCTIONS_MESSAGE_WNDPROC,
diff --git a/src/api/burn/balutil/inc/BalBaseBAFunctions.h b/src/api/burn/balutil/inc/BalBaseBAFunctions.h
index fe5c99ba..614d4bcf 100644
--- a/src/api/burn/balutil/inc/BalBaseBAFunctions.h
+++ b/src/api/burn/balutil/inc/BalBaseBAFunctions.h
@@ -877,6 +877,16 @@ public: // IBootstrapperApplication
         return S_OK;
     }
 
+    virtual STDMETHODIMP OnExecuteProcessCancel(
+        __in_z LPCWSTR /*wzPackageId*/,
+        __in DWORD /*dwProcessId*/,
+        __in BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION /*recommendation*/,
+        __inout BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION* /*pAction*/
+        )
+    {
+        return S_OK;
+    }
+
 public: // IBAFunctions
     virtual STDMETHODIMP OnPlan(
         )
diff --git a/src/api/burn/balutil/inc/BalBaseBAFunctionsProc.h b/src/api/burn/balutil/inc/BalBaseBAFunctionsProc.h
index 100e5c30..b96a180c 100644
--- a/src/api/burn/balutil/inc/BalBaseBAFunctionsProc.h
+++ b/src/api/burn/balutil/inc/BalBaseBAFunctionsProc.h
@@ -162,6 +162,7 @@ static HRESULT WINAPI BalBaseBAFunctionsProc(
         case BA_FUNCTIONS_MESSAGE_ONPLANRESTORERELATEDBUNDLE:
         case BA_FUNCTIONS_MESSAGE_ONPLANRELATEDBUNDLETYPE:
         case BA_FUNCTIONS_MESSAGE_ONAPPLYDOWNGRADE:
+        case BA_FUNCTIONS_MESSAGE_ONEXECUTEPROCESSCANCEL:
             hr = BalBaseBootstrapperApplicationProc((BOOTSTRAPPER_APPLICATION_MESSAGE)message, pvArgs, pvResults, pvContext);
             break;
         case BA_FUNCTIONS_MESSAGE_ONTHEMELOADED:
diff --git a/src/api/burn/balutil/inc/BalBaseBootstrapperApplication.h b/src/api/burn/balutil/inc/BalBaseBootstrapperApplication.h
index fd06a83f..25570ffd 100644
--- a/src/api/burn/balutil/inc/BalBaseBootstrapperApplication.h
+++ b/src/api/burn/balutil/inc/BalBaseBootstrapperApplication.h
@@ -1077,6 +1077,16 @@ public: // IBootstrapperApplication
         return S_OK;
     }
 
+    virtual STDMETHODIMP OnExecuteProcessCancel(
+        __in_z LPCWSTR /*wzPackageId*/,
+        __in DWORD /*dwProcessId*/,
+        __in BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION /*recommendation*/,
+        __inout BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION* /*pAction*/
+        )
+    {
+        return S_OK;
+    }
+
 public: //CBalBaseBootstrapperApplication
     virtual STDMETHODIMP Initialize(
         __in const BOOTSTRAPPER_CREATE_ARGS* pCreateArgs
diff --git a/src/api/burn/balutil/inc/BalBaseBootstrapperApplicationProc.h b/src/api/burn/balutil/inc/BalBaseBootstrapperApplicationProc.h
index 4e413e4e..b196d183 100644
--- a/src/api/burn/balutil/inc/BalBaseBootstrapperApplicationProc.h
+++ b/src/api/burn/balutil/inc/BalBaseBootstrapperApplicationProc.h
@@ -486,6 +486,15 @@ static HRESULT BalBaseBAProcOnExecutePackageComplete(
     return pBA->OnExecutePackageComplete(pArgs->wzPackageId, pArgs->hrStatus, pArgs->restart, pArgs->recommendation, &pResults->action);
 }
 
+static HRESULT BalBaseBAProcOnExecuteProcessCancel(
+    __in IBootstrapperApplication* pBA,
+    __in BA_ONEXECUTEPROCESSCANCEL_ARGS* pArgs,
+    __inout BA_ONEXECUTEPROCESSCANCEL_RESULTS* pResults
+    )
+{
+    return pBA->OnExecuteProcessCancel(pArgs->wzPackageId, pArgs->dwProcessId, pArgs->recommendation, &pResults->action);
+}
+
 static HRESULT BalBaseBAProcOnExecuteComplete(
     __in IBootstrapperApplication* pBA,
     __in BA_ONEXECUTECOMPLETE_ARGS* pArgs,
@@ -1012,6 +1021,9 @@ static HRESULT WINAPI BalBaseBootstrapperApplicationProc(
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONAPPLYDOWNGRADE:
             hr = BalBaseBAProcOnApplyDowngrade(pBA, reinterpret_cast<BA_ONAPPLYDOWNGRADE_ARGS*>(pvArgs), reinterpret_cast<BA_ONAPPLYDOWNGRADE_RESULTS*>(pvResults));
             break;
+        case BOOTSTRAPPER_APPLICATION_MESSAGE_ONEXECUTEPROCESSCANCEL:
+            hr = BalBaseBAProcOnExecuteProcessCancel(pBA, reinterpret_cast<BA_ONEXECUTEPROCESSCANCEL_ARGS*>(pvArgs), reinterpret_cast<BA_ONEXECUTEPROCESSCANCEL_RESULTS*>(pvResults));
+            break;
         }
     }
 
diff --git a/src/api/burn/balutil/inc/IBootstrapperApplication.h b/src/api/burn/balutil/inc/IBootstrapperApplication.h
index c9cf3126..6174c290 100644
--- a/src/api/burn/balutil/inc/IBootstrapperApplication.h
+++ b/src/api/burn/balutil/inc/IBootstrapperApplication.h
@@ -714,4 +714,13 @@ DECLARE_INTERFACE_IID_(IBootstrapperApplication, IUnknown, "53C31D56-49C0-426B-A
         __in HRESULT hrRecommended,
         __inout HRESULT* phrStatus
         ) = 0;
+
+    // OnExecuteProcessCancel - called when a package that spawned a process is cancelled.
+    //
+    STDMETHOD(OnExecuteProcessCancel)(
+        __in_z LPCWSTR wzPackageId,
+        __in DWORD dwProcessId,
+        __in BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION recommendation,
+        __inout BOOTSTRAPPER_EXECUTEPROCESSCANCEL_ACTION* pAction
+        ) = 0;
 };