winget-cli

commit 4d8b74fc400e0d1a092b74f95ce504448787babe
parent 0e1e0b4e760b9f54b287ec3c70f30aa79774061e
Author: Union Palenshus <palenshus@users.noreply.github.com>
Date:   Wed, 25 Nov 2020 17:27:22 -0800

Adding export to WinGetUtil.dll to expose Version comparing (#652)


Diffstat:
M
src/WinGetUtil/Exports.cpp
 | 
17
+++++++++++++++++
M
src/WinGetUtil/Source.def
 | 
1
+
M
src/WinGetUtil/WinGetUtil.h
 | 
6
++++++

3 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/src/WinGetUtil/Exports.cpp b/src/WinGetUtil/Exports.cpp
@@ -227,4 +227,21 @@ extern "C"
         return S_OK;
     }
     CATCH_RETURN()
+
+    WINGET_UTIL_API WinGetCompareVersions(
+        WINGET_STRING versionA,
+        WINGET_STRING versionB,
+        INT* comparisonResult) try
+    {
+        THROW_HR_IF(E_INVALIDARG, !versionA);
+        THROW_HR_IF(E_INVALIDARG, !versionB);
+
+        Version vA{ ConvertToUTF8(versionA) };
+        Version vB{ ConvertToUTF8(versionB) };
+
+        *comparisonResult = vA < vB ? -1 : (vA == vB ? 0 : 1);
+
+        return S_OK;
+    }
+    CATCH_RETURN()
 }
diff --git a/src/WinGetUtil/Source.def b/src/WinGetUtil/Source.def
@@ -12,3 +12,4 @@ EXPORTS
     WinGetSQLiteIndexCheckConsistency
     WinGetValidateManifest
     WinGetDownload
+    WinGetCompareVersions
diff --git a/src/WinGetUtil/WinGetUtil.h b/src/WinGetUtil/WinGetUtil.h
@@ -86,4 +86,10 @@ extern "C"
         WINGET_STRING filePath,
         BYTE* sha256Hash,
         UINT32 sha256HashLength);
+
+    // Compares two version strings, returning -1 if versionA is less than versionB, 0 if they're equal, or 1 if versionA is greater than versionB
+    WINGET_UTIL_API WinGetCompareVersions(
+        WINGET_STRING versionA,
+        WINGET_STRING versionB,
+        INT* comparisonResult);
 }