msi-example: add ARM64 support

Signed-off-by: Simon Rozman <simon@rozman.si>

3 files changed, 22 insertions, 10 deletions

diff --git a/msi-example/README.md b/msi-example/README.md
index 4197de7..0a42201 100644
--- a/msi-example/README.md
+++ b/msi-example/README.md
@@ -14,25 +14,33 @@ dependencies. use it as follows below.
 
 #### Steps:
 
-1. Generate a UUID using uuidgen.exe and replace `{{{FIXED 64BIT UUID}}}` in exampletun.wxs
+1. Generate a UUID using uuidgen.exe and replace `{{{FIXED AMD64 UUID}}}` in exampletun.wxs
 with that UUID. For the life time of your entire product, even across versions, do not change
 that UUID.
 
-2. Generate another UUID using uuidgen.exe and replace `{{{FIXED 32BIT UUID}}}` in
+2. Generate a UUID using uuidgen.exe and replace `{{{FIXED ARM64 UUID}}}` in exampletun.wxs
+with that UUID. For the life time of your entire product, even across versions, do not change
+that UUID.
+
+3. Generate another UUID using uuidgen.exe and replace `{{{FIXED X86 UUID}}}` in
 exampletun.wxs with that UUID. For the life time of your entire product, even across versions,
 do not change that UUID.
 
-3. Go to [Wintun.net](https://www.wintun.net/) and look at what the latest version is (`0.6`,
+4. Go to [Wintun.net](https://www.wintun.net/) and look at what the latest version is (`0.6`,
 for example). Replace `{{{VERSION}}}` in build.bat with that version.
 
-4. Download the amd64 MSM from [Wintun.net](https://www.wintun.net/) and compute its SHA2-256
+5. Download the amd64 MSM from [Wintun.net](https://www.wintun.net/) and compute its SHA2-256
+sum in all lowercase hex digits using `CertUtil -hashfile "path/to/file" SHA256`, and replace
+`{{{64BIT HASH}}}` in build.bat with that value.
+
+6. Download the arm64 MSM from [Wintun.net](https://www.wintun.net/) and compute its SHA2-256
 sum in all lowercase hex digits using `CertUtil -hashfile "path/to/file" SHA256`, and replace
 `{{{64BIT HASH}}}` in build.bat with that value.
 
-5. Download the x86 MSM from [Wintun.net](https://www.wintun.net/) and compute its SHA2-256
+7. Download the x86 MSM from [Wintun.net](https://www.wintun.net/) and compute its SHA2-256
 sum in all lowercase hex digits using `CertUtil -hashfile "path/to/file" SHA256`, and replace
 `{{{32BIT HASH}}}` in build.bat with that value.
 
-6. Run build.bat.
+8. Run build.bat.
 
-7. Distribute dist\exampletun-*.msi for your own software only.
+9. Distribute dist\exampletun-*.msi for your own software only.
diff --git a/msi-example/build.bat b/msi-example/build.bat
index fe3d3d9..08a83ee 100644
--- a/msi-example/build.bat
+++ b/msi-example/build.bat
@@ -17,7 +17,8 @@ if exist .deps\prepared goto :build
 	cd .deps || goto :error
 	call :download wintun-x86.msm https://www.wintun.net/builds/wintun-x86-{{{VERSION}}}.msm {{{32BIT HASH}}} || goto :error
 	call :download wintun-amd64.msm https://www.wintun.net/builds/wintun-amd64-{{{VERSION}}}.msm {{{64BIT HASH}}} || goto :error
-	call :download wix-binaries.zip http://wixtoolset.org/downloads/v3.14.0.2812/wix314-binaries.zip 923892298f37514622c58cbbd9c2cadf2822d9bb53df8ee83aaeb05280777611 || goto :error
+	call :download wintun-arm64.msm https://www.wintun.net/builds/wintun-arm64-{{{VERSION}}}.msm {{{64BIT HASH}}} || goto :error
+	call :download wix-binaries.zip https://wixtoolset.org/downloads/v3.14.0.3910/wix314-binaries.zip 0904a88a4bcd9dd3c2274caabe73989cd72767ee90c8fa0bf813d004eec90d32 || goto :error
 	echo [+] Extracting wix-binaries.zip
 	mkdir wix\bin || goto :error
 	tar -xf wix-binaries.zip -C wix\bin || goto :error
@@ -30,6 +31,7 @@ if exist .deps\prepared goto :build
 	set WIX=%BUILDDIR%.deps\wix\
 	call :msi x86 x86 || goto :error
 	call :msi amd64 x64 || goto :error
+	call :msi arm64 arm64 || goto :error
 	if exist ..\sign.bat call ..\sign.bat
 	if "%SigningCertificate%"=="" goto :success
 	if "%TimestampServer%"=="" goto :success
diff --git a/msi-example/exampletun.wxs b/msi-example/exampletun.wxs
index d5faf52..2dab6a0 100644
--- a/msi-example/exampletun.wxs
+++ b/msi-example/exampletun.wxs
@@ -5,9 +5,11 @@
 	Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
 -->
 <?if $(var.EXAMPLETUN_PLATFORM) = "amd64"?>
-	<?define UpgradeCode = "{{{FIXED 64BIT UUID}}}"?>
+	<?define UpgradeCode = "{{{FIXED AMD64 UUID}}}"?>
+<?elseif $(var.EXAMPLETUN_PLATFORM) = "arm64"?>
+	<?define UpgradeCode = "{{{FIXED ARM64 UUID}}}"?>
 <?elseif $(var.EXAMPLETUN_PLATFORM) = "x86"?>
-	<?define UpgradeCode = "{{{FIXED 32BIT UUID}}}"?>
+	<?define UpgradeCode = "{{{FIXED X86 UUID}}}"?>
 <?else?>
 	<?error Unknown platform ?>
 <?endif?>