Add per-platform custom action support.

18 files changed, 172 insertions, 112 deletions

diff --git a/src/ca/caDecor.h b/src/ca/caDecor.h
new file mode 100644
index 00000000..da274650
--- /dev/null
+++ b/src/ca/caDecor.h
@@ -0,0 +1,13 @@
+#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(_M_ARM64)
+#define CUSTOM_ACTION_DECORATION(f) L"Wix4" f L"_A64"
+#elif defined(_M_AMD64)
+#define CUSTOM_ACTION_DECORATION(f) L"Wix4" f L"_X64"
+#elif defined(_M_ARM)
+#define CUSTOM_ACTION_DECORATION(f) L"Wix4" f L"_ARM"
+#else
+#define CUSTOM_ACTION_DECORATION(f) L"Wix4" f L"_X86"
+#endif
diff --git a/src/ca/caSuffix.h b/src/ca/caSuffix.h
deleted file mode 100644
index 303a99e9..00000000
--- a/src/ca/caSuffix.h
+++ /dev/null
@@ -1,11 +0,0 @@
-#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 _WIN64
-#define PLATFORM_DECORATION(f) f L"_64"
-#elif defined ARM
-#define PLATFORM_DECORATION(f) f L"_ARM"
-#else
-#define PLATFORM_DECORATION(f) f
-#endif
diff --git a/src/ca/iisca.vcxproj b/src/ca/iisca.vcxproj
index 893130ed..4361b658 100644
--- a/src/ca/iisca.vcxproj
+++ b/src/ca/iisca.vcxproj
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- 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. -->
-
 <Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.30\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.30\build\WixToolset.DUtil.props')" />
   <Import Project="..\..\packages\WixToolset.WcaUtil.4.0.16\build\WixToolset.WcaUtil.props" Condition="Exists('..\..\packages\WixToolset.WcaUtil.4.0.16\build\WixToolset.WcaUtil.props')" />
@@ -14,25 +13,50 @@
       <Configuration>Release</Configuration>
       <Platform>Win32</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|ARM">
+      <Configuration>Debug</Configuration>
+      <Platform>ARM</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|ARM">
+      <Configuration>Release</Configuration>
+      <Platform>ARM</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|ARM64">
+      <Configuration>Debug</Configuration>
+      <Platform>ARM64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|ARM64">
+      <Configuration>Release</Configuration>
+      <Platform>ARM64</Platform>
+    </ProjectConfiguration>
   </ItemGroup>
 
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CB3FB8C4-14BF-4EA6-9F01-7FB258E5AEF3}</ProjectGuid>
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <TargetName>iisca</TargetName>
-    <PlatformToolset>v141</PlatformToolset>
+    <PlatformToolset>v142</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
     <ProjectModuleDefinitionFile>iisca.def</ProjectModuleDefinitionFile>
     <Description>WiX Toolset Iis CustomAction</Description>
+    <WindowsTargetPlatformVersion>10.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
-
+  
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
-
+  
   <PropertyGroup>
     <ProjectAdditionalLinkLibraries>crypt32.lib;msi.lib;Ws2_32.lib</ProjectAdditionalLinkLibraries>
   </PropertyGroup>
-
+  
   <ItemGroup>
     <ClCompile Include="dllmain.cpp">
       <PrecompiledHeader>Create</PrecompiledHeader>
@@ -76,9 +100,6 @@
     <ClCompile Include="scawebprop7.cpp" />
     <ClCompile Include="scawebsvcext.cpp" />
     <ClCompile Include="scawebsvcext7.cpp" />
-  </ItemGroup>
-
-  <ItemGroup>
     <ClInclude Include="caSuffix.h" />
     <ClInclude Include="CustomMsiErrors.h" />
     <ClInclude Include="precomp.h" />
@@ -119,15 +140,12 @@
     <ClInclude Include="scawebprop7.h" />
     <ClInclude Include="scawebsvcext.h" />
     <ClInclude Include="scawebsvcext7.h" />
-  </ItemGroup>
-
-  <ItemGroup>
     <None Include="packages.config" />
     <None Include="iisca.def" />
   </ItemGroup>
-
+  
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-
+  
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
@@ -135,4 +153,4 @@
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.30\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.30\build\WixToolset.DUtil.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.WcaUtil.4.0.16\build\WixToolset.WcaUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.WcaUtil.4.0.16\build\WixToolset.WcaUtil.props'))" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/src/ca/precomp.h b/src/ca/precomp.h
index c797ce82..85ee0890 100644
--- a/src/ca/precomp.h
+++ b/src/ca/precomp.h
@@ -63,4 +63,4 @@
 #include "scassl7.h"
 #include "scaexecIIS7.h"
 
-#include "caSuffix.h"
+#include "caDecor.h"
diff --git a/src/ca/scacert.cpp b/src/ca/scacert.cpp
index 90db6375..cf979ee7 100644
--- a/src/ca/scacert.cpp
+++ b/src/ca/scacert.cpp
@@ -165,7 +165,7 @@ static HRESULT ConfigureCertificates(
 
     BYTE* pbCertificate = NULL;
     DWORD cbCertificate = 0;
-    DWORD cbPFXPassword = 0;
+    DWORD_PTR cbPFXPassword = 0;
 
     // Bail quickly if the Certificate table isn't around.
     if (S_OK != WcaTableExists(L"Certificate"))
@@ -273,7 +273,7 @@ static HRESULT ConfigureCertificates(
             // Pick the right action to run based on what store we're uninstalling from.
             if (CERT_SYSTEM_STORE_LOCAL_MACHINE == dwStoreLocation)
             {
-                wzAction = L"DeleteMachineCertificate";
+                wzAction = CUSTOM_ACTION_DECORATION(L"DeleteMachineCertificate");
                 if (pbCertificate)
                 {
                     wzRollbackAction = L"RollbackDeleteMachineCertificate";
@@ -281,7 +281,7 @@ static HRESULT ConfigureCertificates(
             }
             else
             {
-                wzAction = L"DeleteUserCertificate";
+                wzAction = CUSTOM_ACTION_DECORATION(L"DeleteUserCertificate");
                 if (pbCertificate)
                 {
                     wzRollbackAction = L"RollbackDeleteUserCertificate";
@@ -304,13 +304,13 @@ static HRESULT ConfigureCertificates(
             // Pick the right action to run based on what store we're installing into.
             if (CERT_SYSTEM_STORE_LOCAL_MACHINE == dwStoreLocation)
             {
-                wzAction = L"AddMachineCertificate";
-                wzRollbackAction = L"RollbackAddMachineCertificate";
+                wzAction = CUSTOM_ACTION_DECORATION(L"AddMachineCertificate");
+                wzRollbackAction = CUSTOM_ACTION_DECORATION(L"RollbackAddMachineCertificate");
             }
             else
             {
-                wzAction = L"AddUserCertificate";
-                wzRollbackAction = L"RollbackAddUserCertificate";
+                wzAction = CUSTOM_ACTION_DECORATION(L"AddUserCertificate");
+                wzRollbackAction = CUSTOM_ACTION_DECORATION(L"RollbackAddUserCertificate");
             }
             dwCost = COST_CERT_ADD;
         }
diff --git a/src/ca/scacertexec.cpp b/src/ca/scacertexec.cpp
index ff87f485..4bb4ef95 100644
--- a/src/ca/scacertexec.cpp
+++ b/src/ca/scacertexec.cpp
@@ -148,7 +148,7 @@ static HRESULT ExecuteCertificateOperation(
     LPWSTR pwzFilePath = NULL;
     BYTE* pbData = NULL;
     DWORD cbData = 0;
-    DWORD cbPFXPassword = 0;
+    DWORD_PTR cbPFXPassword = 0;
 
     BOOL fUserStoreLocation = (CERT_SYSTEM_STORE_CURRENT_USER == dwStoreLocation);
     HCERTSTORE hCertStore = NULL;
diff --git a/src/ca/scahttpheader.cpp b/src/ca/scahttpheader.cpp
index a8fea796..1e134cea 100644
--- a/src/ca/scahttpheader.cpp
+++ b/src/ca/scahttpheader.cpp
@@ -159,7 +159,7 @@ HRESULT ScaWriteHttpHeader(
     LPWSTR pwz = NULL;
     LPWSTR pwzHeaders = NULL;
     LPWSTR pwzNewHeader = NULL;
-    DWORD dwFoundHeaderIndex = 0;
+    DWORD_PTR dwFoundHeaderIndex = 0;
     LPCWSTR wzFoundHeader = NULL;
     BOOL fOldValueFound = FALSE;
 
diff --git a/src/ca/scaiis.cpp b/src/ca/scaiis.cpp
index a29af1db..958051ed 100644
--- a/src/ca/scaiis.cpp
+++ b/src/ca/scaiis.cpp
@@ -12,13 +12,13 @@ HRESULT ScaMetabaseTransaction(__in_z LPCWSTR wzBackup)
 
     // TODO: These functions have been reported to hang IIS (O11:51709).  They may have been fixed in IIS6, but if not, need to be re-written the hard way
 
-    hr = WcaDoDeferredAction(L"StartMetabaseTransaction", wzBackup, COST_IIS_TRANSACTIONS);
+    hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"StartMetabaseTransaction"), wzBackup, COST_IIS_TRANSACTIONS);
     ExitOnFailure(hr, "Failed to schedule StartMetabaseTransaction");
 
-    hr = WcaDoDeferredAction(L"RollbackMetabaseTransaction", wzBackup, 0);   // rollback cost is irrelevant
+    hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"RollbackMetabaseTransaction"), wzBackup, 0);   // rollback cost is irrelevant
     ExitOnFailure(hr, "Failed to schedule RollbackMetabaseTransaction");
 
-    hr = WcaDoDeferredAction(L"CommitMetabaseTransaction", wzBackup, 0);  // commit is free
+    hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"CommitMetabaseTransaction"), wzBackup, 0);  // commit is free
     ExitOnFailure(hr, "Failed to schedule StartMetabaseTransaction");
 
 LExit:
diff --git a/src/ca/scaiis7.cpp b/src/ca/scaiis7.cpp
index f0f4a629..aaf307d7 100644
--- a/src/ca/scaiis7.cpp
+++ b/src/ca/scaiis7.cpp
@@ -8,13 +8,13 @@ HRESULT ScaIIS7ConfigTransaction(LPCWSTR wzBackup)
 {
     HRESULT hr = S_OK;
 
-    hr = WcaDoDeferredAction(L"StartIIS7ConfigTransaction", wzBackup, COST_IIS_TRANSACTIONS);
+    hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"StartIIS7ConfigTransaction"), wzBackup, COST_IIS_TRANSACTIONS);
     ExitOnFailure(hr, "Failed to schedule StartIIS7ConfigTransaction");
 
-    hr = WcaDoDeferredAction(L"RollbackIIS7ConfigTransaction", wzBackup, 0);   // rollback cost is irrelevant
+    hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"RollbackIIS7ConfigTransaction"), wzBackup, 0);   // rollback cost is irrelevant
     ExitOnFailure(hr, "Failed to schedule RollbackIIS7ConfigTransaction");
 
-    hr = WcaDoDeferredAction(L"CommitIIS7ConfigTransaction", wzBackup, 0);  // commit is free
+    hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"CommitIIS7ConfigTransaction"), wzBackup, 0);  // commit is free
     ExitOnFailure(hr, "Failed to schedule StartIIS7ConfigTransaction");
 
 LExit:
diff --git a/src/ca/scasched.cpp b/src/ca/scasched.cpp
index cdece45d..de021275 100644
--- a/src/ca/scasched.cpp
+++ b/src/ca/scasched.cpp
@@ -331,7 +331,7 @@ extern "C" UINT __stdcall ConfigureIIs(
         // This must remain trace only, CA data may contain password
         WcaLog(LOGMSG_TRACEONLY, "Custom Action Data for ConfigureIIS7Exec will be: %ls", pwzCustomActionData);
 
-        hr = WcaDoDeferredAction(L"ConfigureIIs7Exec", pwzCustomActionData, ConfigureIIsCost);
+        hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"ConfigureIIs7Exec"), pwzCustomActionData, ConfigureIIsCost);
         ExitOnFailure(hr, "Failed to schedule ConfigureIIs7Exec custom action");
 
         ReleaseNullStr(pwzCustomActionData);
@@ -340,7 +340,7 @@ extern "C" UINT __stdcall ConfigureIIs(
         hr = WcaWriteStringToCaData(pwzScriptKey, &pwzCustomActionData);
         ExitOnFailure(hr, "Failed to add script key to CustomActionData.");
 
-        hr = WcaDoDeferredAction(L"WriteIIS7ConfigChanges", pwzCustomActionData, WriteIIS7ConfigChangesCost);
+        hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"WriteIIS7ConfigChanges"), pwzCustomActionData, WriteIIS7ConfigChangesCost);
         ExitOnFailure(hr, "Failed to schedule WriteMetabaseChanges custom action");
     }
     else
@@ -348,7 +348,7 @@ extern "C" UINT __stdcall ConfigureIIs(
         // This must remain trace only, CA data may contain password
         WcaLog(LOGMSG_TRACEONLY, "Custom Action Data for ConfigureIISExec will be: %ls", pwzCustomActionData);
 
-        hr = WcaDoDeferredAction(L"ConfigureIIsExec", pwzCustomActionData, ConfigureIIsCost);
+        hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"ConfigureIIsExec"), pwzCustomActionData, ConfigureIIsCost);
         ExitOnFailure(hr, "Failed to schedule ConfigureIISExec custom action");
 
         ReleaseNullStr(pwzCustomActionData);
@@ -357,7 +357,7 @@ extern "C" UINT __stdcall ConfigureIIs(
         hr = WcaWriteStringToCaData(pwzScriptKey, &pwzCustomActionData);
         ExitOnFailure(hr, "Failed to add script key to CustomActionData.");
 
-        hr = WcaDoDeferredAction(L"WriteMetabaseChanges", pwzCustomActionData, WriteMetabaseChangesCost);
+        hr = WcaDoDeferredAction(CUSTOM_ACTION_DECORATION(L"WriteMetabaseChanges"), pwzCustomActionData, WriteMetabaseChangesCost);
         ExitOnFailure(hr, "Failed to schedule WriteMetabaseChanges custom action");
     }
 
diff --git a/src/wixext/IIsCompiler.cs b/src/wixext/IIsCompiler.cs
index 6f0cdd5e..a221e78a 100644
--- a/src/wixext/IIsCompiler.cs
+++ b/src/wixext/IIsCompiler.cs
@@ -8,6 +8,7 @@ namespace WixToolset.Iis
     using System.Xml.Linq;
     using WixToolset.Data;
     using WixToolset.Extensibility;
+    using WixToolset.Extensibility.Data;
     using WixToolset.Iis.Symbols;
 
     /// <summary>
@@ -287,8 +288,8 @@ namespace WixToolset.Iis
             this.ParseHelper.ParseForExtensionElements(this.Context.Extensions, intermediate, section, element);
 
             // Reference InstallCertificates and UninstallCertificates since nothing will happen without them
-            this.ParseHelper.CreateSimpleReference(section, sourceLineNumbers, SymbolDefinitions.CustomAction, "InstallCertificates");
-            this.ParseHelper.CreateSimpleReference(section, sourceLineNumbers, SymbolDefinitions.CustomAction, "UninstallCertificates");
+            this.ParseHelper.CreateCustomActionReference(sourceLineNumbers, section, "InstallCertificates", this.Context.Platform, CustomActionPlatforms.X86 | CustomActionPlatforms.X64 | CustomActionPlatforms.ARM | CustomActionPlatforms.ARM64);
+            this.ParseHelper.CreateCustomActionReference(sourceLineNumbers, section, "UninstallCertificates", this.Context.Platform, CustomActionPlatforms.X86 | CustomActionPlatforms.X64 | CustomActionPlatforms.ARM | CustomActionPlatforms.ARM64);
             this.ParseHelper.EnsureTable(section, sourceLineNumbers, IisTableDefinitions.CertificateHash); // Certificate CustomActions require the CertificateHash table
 
             if (!this.Messaging.EncounteredError)
@@ -2603,7 +2604,7 @@ namespace WixToolset.Iis
 
         private void AddReferenceToConfigureIIs(IntermediateSection section, SourceLineNumber sourceLineNumbers)
         {
-            this.ParseHelper.CreateSimpleReference(section, sourceLineNumbers, SymbolDefinitions.CustomAction, "ConfigureIIs");
+            this.ParseHelper.CreateCustomActionReference(sourceLineNumbers, section, "ConfigureIIs", this.Context.Platform, CustomActionPlatforms.X86 | CustomActionPlatforms.X64 | CustomActionPlatforms.ARM | CustomActionPlatforms.ARM64);
         }
     }
 }
diff --git a/src/wixlib/IIsExtension_Platform.wxi b/src/wixlib/IIsExtension_Platform.wxi
index ad53f0c1..dd9646df 100644
--- a/src/wixlib/IIsExtension_Platform.wxi
+++ b/src/wixlib/IIsExtension_Platform.wxi
@@ -3,40 +3,40 @@
 
 
 <Include xmlns="http://wixtoolset.org/schemas/v4/wxs">
-
-  <?include caSuffix.wxi ?>
+  <?include caDecor.wxi ?>
+  
   <Fragment>
     <UIRef Id="WixIIsErrors" />
     <UI>
-      <ProgressText Action="ConfigureIIs$(var.Suffix)">!(loc.ConfigureIIs)</ProgressText>
-      <ProgressText Action="ConfigureIIsExec$(var.DeferredSuffix)">!(loc.ConfigureIIsExec)</ProgressText>
-      <ProgressText Action="StartMetabaseTransaction$(var.DeferredSuffix)">!(loc.StartMetabaseTransaction)</ProgressText>
-      <ProgressText Action="RollbackMetabaseTransaction$(var.DeferredSuffix)">!(loc.RollbackMetabaseTransaction)</ProgressText>
-      <ProgressText Action="CommitMetabaseTransaction$(var.DeferredSuffix)">!(loc.CommitMetabaseTransaction)</ProgressText>
-      <ProgressText Action="WriteMetabaseChanges$(var.DeferredSuffix)">!(loc.WriteMetabaseChanges)</ProgressText>
+      <ProgressText Action="$(var.Prefix)ConfigureIIs$(var.Suffix)">!(loc.ConfigureIIs)</ProgressText>
+      <ProgressText Action="$(var.Prefix)ConfigureIIsExec$(var.Suffix)">!(loc.ConfigureIIsExec)</ProgressText>
+      <ProgressText Action="$(var.Prefix)StartMetabaseTransaction$(var.Suffix)">!(loc.StartMetabaseTransaction)</ProgressText>
+      <ProgressText Action="$(var.Prefix)RollbackMetabaseTransaction$(var.Suffix)">!(loc.RollbackMetabaseTransaction)</ProgressText>
+      <ProgressText Action="$(var.Prefix)CommitMetabaseTransaction$(var.Suffix)">!(loc.CommitMetabaseTransaction)</ProgressText>
+      <ProgressText Action="$(var.Prefix)WriteMetabaseChanges$(var.Suffix)">!(loc.WriteMetabaseChanges)</ProgressText>
 
-      <ProgressText Action="ConfigureIIs7Exec$(var.DeferredSuffix)">!(loc.ConfigureIIs7Exec)</ProgressText>
-      <ProgressText Action="StartIIS7ConfigTransaction$(var.DeferredSuffix)">!(loc.StartIIS7ConfigTransaction)</ProgressText>
-      <ProgressText Action="RollbackIIS7ConfigTransaction$(var.DeferredSuffix)">!(loc.RollbackIIS7ConfigTransaction)</ProgressText>
-      <ProgressText Action="CommitIIS7ConfigTransaction$(var.DeferredSuffix)">!(loc.CommitIIS7ConfigTransaction)</ProgressText>
-      <ProgressText Action="WriteIIS7ConfigChanges$(var.DeferredSuffix)">!(loc.WriteIIS7ConfigChanges)</ProgressText>
+      <ProgressText Action="$(var.Prefix)ConfigureIIs7Exec$(var.Suffix)">!(loc.ConfigureIIs7Exec)</ProgressText>
+      <ProgressText Action="$(var.Prefix)StartIIS7ConfigTransaction$(var.Suffix)">!(loc.StartIIS7ConfigTransaction)</ProgressText>
+      <ProgressText Action="$(var.Prefix)RollbackIIS7ConfigTransaction$(var.Suffix)">!(loc.RollbackIIS7ConfigTransaction)</ProgressText>
+      <ProgressText Action="$(var.Prefix)CommitIIS7ConfigTransaction$(var.Suffix)">!(loc.CommitIIS7ConfigTransaction)</ProgressText>
+      <ProgressText Action="$(var.Prefix)WriteIIS7ConfigChanges$(var.Suffix)">!(loc.WriteIIS7ConfigChanges)</ProgressText>
     </UI>
 
-    <CustomAction Id="ConfigureIIs$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="ConfigureIIs" Execute="immediate" Return="check" SuppressModularization="yes" />
-    <CustomAction Id="ConfigureIIsExec$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="ConfigureIIsExec" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="StartMetabaseTransaction$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="StartMetabaseTransaction" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="RollbackMetabaseTransaction$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="RollbackMetabaseTransaction" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="CommitMetabaseTransaction$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="CommitMetabaseTransaction" Impersonate="no" Execute="commit" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="WriteMetabaseChanges$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="WriteMetabaseChanges" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)ConfigureIIs$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="ConfigureIIs" Execute="immediate" Return="check" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)ConfigureIIsExec$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="ConfigureIIsExec" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)StartMetabaseTransaction$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="StartMetabaseTransaction" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)RollbackMetabaseTransaction$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="RollbackMetabaseTransaction" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)CommitMetabaseTransaction$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="CommitMetabaseTransaction" Impersonate="no" Execute="commit" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)WriteMetabaseChanges$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="WriteMetabaseChanges" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
 
-    <CustomAction Id="ConfigureIIs7Exec$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="ConfigureIIs7Exec" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="StartIIS7ConfigTransaction$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="StartIIS7ConfigTransaction" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="RollbackIIS7ConfigTransaction$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="RollbackIIS7ConfigTransaction" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="CommitIIS7ConfigTransaction$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="CommitIIS7ConfigTransaction" Impersonate="no" Execute="commit" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="WriteIIS7ConfigChanges$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="WriteIIS7ConfigChanges" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)ConfigureIIs7Exec$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="ConfigureIIs7Exec" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)StartIIS7ConfigTransaction$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="StartIIS7ConfigTransaction" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)RollbackIIS7ConfigTransaction$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="RollbackIIS7ConfigTransaction" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)CommitIIS7ConfigTransaction$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="CommitIIS7ConfigTransaction" Impersonate="no" Execute="commit" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)WriteIIS7ConfigChanges$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="WriteIIS7ConfigChanges" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
 
     <InstallExecuteSequence>
-      <Custom Action="ConfigureIIs$(var.Suffix)" Before="RegisterUser" Overridable="yes">NOT SKIPCONFIGUREIIS AND VersionNT &gt; 400</Custom>
+      <Custom Action="$(var.Prefix)ConfigureIIs$(var.Suffix)" Before="RegisterUser" Overridable="yes">NOT SKIPCONFIGUREIIS AND VersionNT &gt; 400</Custom>
     </InstallExecuteSequence>
   </Fragment>
 
@@ -45,18 +45,18 @@
   </Fragment>
 
   <Fragment>
-    <CustomAction Id="InstallCertificates$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="InstallCertificates" Execute="immediate" Return="check" SuppressModularization="yes" />
-    <CustomAction Id="UninstallCertificates$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="UninstallCertificates" Execute="immediate" Return="check" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)InstallCertificates$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="InstallCertificates" Execute="immediate" Return="check" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)UninstallCertificates$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="UninstallCertificates" Execute="immediate" Return="check" SuppressModularization="yes" />
 
-    <CustomAction Id="AddUserCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddUserCertificate" Impersonate="yes" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
-    <CustomAction Id="AddMachineCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddMachineCertificate" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="DeleteUserCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteUserCertificate" Impersonate="yes" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
-    <CustomAction Id="DeleteMachineCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteMachineCertificate" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)AddUserCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddUserCertificate" Impersonate="yes" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
+    <CustomAction Id="$(var.Prefix)AddMachineCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddMachineCertificate" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)DeleteUserCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteUserCertificate" Impersonate="yes" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
+    <CustomAction Id="$(var.Prefix)DeleteMachineCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteMachineCertificate" Impersonate="no" Execute="deferred" Return="check" HideTarget="yes" SuppressModularization="yes" />
 
-    <CustomAction Id="RollbackAddUserCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteUserCertificate" Impersonate="yes" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
-    <CustomAction Id="RollbackAddMachineCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteMachineCertificate" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
-    <CustomAction Id="RollbackDeleteUserCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddUserCertificate" Impersonate="yes" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
-    <CustomAction Id="RollbackDeleteMachineCertificate$(var.DeferredSuffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddMachineCertificate" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)RollbackAddUserCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteUserCertificate" Impersonate="yes" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
+    <CustomAction Id="$(var.Prefix)RollbackAddMachineCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="DeleteMachineCertificate" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
+    <CustomAction Id="$(var.Prefix)RollbackDeleteUserCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddUserCertificate" Impersonate="yes" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" TerminalServerAware="yes" />
+    <CustomAction Id="$(var.Prefix)RollbackDeleteMachineCertificate$(var.Suffix)" BinaryKey="IisCA$(var.Suffix)" DllEntry="AddMachineCertificate" Impersonate="no" Execute="rollback" Return="check" HideTarget="yes" SuppressModularization="yes" />
 
     <InstallExecuteSequence>
       <Custom Action="UninstallCertificates$(var.Suffix)" Before="RemoveFiles" Overridable="yes">VersionNT &gt; 400</Custom>
diff --git a/src/wixlib/IIsExtension_arm.wxs b/src/wixlib/IIsExtension_arm.wxs
new file mode 100644
index 00000000..fff4e48e
--- /dev/null
+++ b/src/wixlib/IIsExtension_arm.wxs
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- 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. -->
+
+
+<Wix xmlns="http://wixtoolset.org/schemas/v4/wxs">
+    <?define platform=arm ?>
+    <?include IIsExtension_Platform.wxi ?>
+</Wix>
diff --git a/src/wixlib/IIsExtension_arm64.wxs b/src/wixlib/IIsExtension_arm64.wxs
new file mode 100644
index 00000000..62ce8053
--- /dev/null
+++ b/src/wixlib/IIsExtension_arm64.wxs
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- 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. -->
+
+
+<Wix xmlns="http://wixtoolset.org/schemas/v4/wxs">
+    <?define platform=arm64 ?>
+    <?include IIsExtension_Platform.wxi ?>
+</Wix>
diff --git a/src/wixlib/IIsExtension_x64.wxs b/src/wixlib/IIsExtension_x64.wxs
new file mode 100644
index 00000000..26ef8625
--- /dev/null
+++ b/src/wixlib/IIsExtension_x64.wxs
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!-- 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. -->
+
+
+<Wix xmlns="http://wixtoolset.org/schemas/v4/wxs">
+    <?define platform=x64 ?>
+    <?include IIsExtension_Platform.wxi ?>
+</Wix>
diff --git a/src/wixlib/caDecor.wxi b/src/wixlib/caDecor.wxi
new file mode 100644
index 00000000..1d00df8f
--- /dev/null
+++ b/src/wixlib/caDecor.wxi
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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 xmlns="http://schemas.microsoft.com/wix/2006/wi">
+    <?ifdef Prefix ?>
+        <?undef Prefix ?>
+    <?endif ?>
+
+    <?define Prefix="Wix4" ?>
+
+    <?ifndef platform ?>
+        <?define platform="x86" ?>
+    <?endif ?>
+
+    <?if $(var.platform)="" ?>
+        <?undef platform ?>
+        <?define platform="x86" ?>
+    <?endif ?>
+
+    <?ifdef Suffix ?>
+        <?undef Suffix ?>
+    <?endif ?>
+
+    <?if $(var.platform)~="x86" ?>
+        <?define Suffix="_X86" ?>
+    <?endif ?>
+
+    <?if $(var.platform)~="x64" ?>
+        <?define Suffix="_X64" ?>
+    <?endif ?>
+
+    <?if $(var.platform)~="arm" ?>
+        <?define Suffix="_A32" ?>
+    <?endif ?>
+
+    <?if $(var.platform)~="arm64" ?>
+        <?define Suffix="_A64" ?>
+    <?endif ?>
+</Include>
diff --git a/src/wixlib/caSuffix.wxi b/src/wixlib/caSuffix.wxi
deleted file mode 100644
index a56a2393..00000000
--- a/src/wixlib/caSuffix.wxi
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- 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 xmlns="http://wixtoolset.org/schemas/v4/wxs">
-    <?ifndef platform ?>
-        <?error Required value "platform" not defined in include caSuffix.wxi ?>
-    <?endif ?>
-
-    <?ifdef Suffix ?>
-        <?undef Suffix ?>
-        <?undef DeferredSuffix ?>
-    <?endif ?>
-
-    <?if $(var.platform)="x86" ?>
-        <?define Suffix="" ?>
-        <?define DeferredSuffix="" ?>
-    <?endif ?>
-
-    <?if $(var.platform)="x64" ?>
-        <?define Suffix="_x64" ?>
-        <?define DeferredSuffix="_64" ?>
-    <?endif ?>
-
-    <?if $(var.platform)="arm" ?>
-        <?define Suffix="_ARM" ?>
-        <?define DeferredSuffix="_ARM" ?>
-    <?endif ?>
-</Include>
diff --git a/src/wixlib/iis.wixproj b/src/wixlib/iis.wixproj
index 3ebfc2f4..689b3508 100644
--- a/src/wixlib/iis.wixproj
+++ b/src/wixlib/iis.wixproj
@@ -8,7 +8,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\ca\iisca.vcxproj" />
+    <ProjectReference Include="..\ca\iisca.vcxproj" Properties="Platform=ARM" />
+    <ProjectReference Include="..\ca\iisca.vcxproj" Properties="Platform=ARM64" />
+    <ProjectReference Include="..\ca\iisca.vcxproj" Properties="Platform=x86" />
+    <ProjectReference Include="..\ca\iisca.vcxproj" Properties="Platform=x64" />
   </ItemGroup>
 
   <ItemGroup>