Add silent driver install (#20)

Required for 'winget'.
Only enabled when installing non-interactive.

.gitattributes

@@ -29,3 +29,4 @@
 *.cat   binary
 *.inf   text
 *.sys   binary
+*.cer   binary

.reuse/dep5

@@ -2,6 +2,6 @@ Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: usbipd-win
 Source: https://github.com/dorssel/usbipd-win
 
-Files: Drivers/**/*
+Files: Drivers/Oracle.cer Drivers/**/*
 Copyright: 2011-2020 Oracle Corporation
 License: GPL-2.0-only

Installer/Drivers.wxs

@@ -16,7 +16,23 @@ SPDX-License-Identifier: GPL-2.0-only
             <Component>
                 <File Id="README.md" />
             </Component>
+            <Component>
+                <File Id="Oracle.cer" />
+            </Component>
         </DirectoryRef>
+
+        <CustomAction
+            Id="DriverSilentInstall"
+            Directory="TARGETDIR"
+            ExeCommand="[System64Folder]certutil.exe –addstore –f TrustedPublisher &quot;[#Oracle.cer]&quot;"
+            Execute="deferred"
+            Return="ignore"
+            />
+
+        <InstallExecuteSequence>
+            <!-- Only on *non-interactive* *install or upgrade*. Required for 'winget' package manager. -->
+            <Custom Action="DriverSilentInstall" Before="MsiProcessDrivers"><![CDATA[(UILevel < 5) AND NOT Installed AND NOT REMOVE]]></Custom>
+        </InstallExecuteSequence>
     </Fragment>
     <Fragment>
         <DirectoryRef Id="Drivers" FileSource="$(var.DriversDir)">
@@ -53,6 +69,7 @@ SPDX-License-Identifier: GPL-2.0-only
     <Fragment>
         <ComponentGroup Id="VBoxUSB">
             <ComponentRef Id="README.md" />
+            <ComponentRef Id="Oracle.cer" />
             <ComponentRef Id="VBoxUSB.cat" />
             <ComponentRef Id="VBoxUSB.sys" />
             <ComponentRef Id="VBoxUSB.inf" />