feat: Implement an option to control hash verification (libgit2#671) (libgit2#673)

Add a binding to enable/disable hash verification using the `GIT_OPT_ENABLE_STRICT_HASH_VERIFICATION` option.

Change type: #minor

(cherry picked from commit c366419)

Co-authored-by: Suhaib Mujahid <[email protected]>

Author: github-actions[bot]

settings.go

@@ -93,6 +93,14 @@ func EnableCaching(enabled bool) error {
 	}
 }
 
+func EnableStrictHashVerification(enabled bool) error {
+	if enabled {
+		return setSizet(C.GIT_OPT_ENABLE_STRICT_HASH_VERIFICATION, 1)
+	} else {
+		return setSizet(C.GIT_OPT_ENABLE_STRICT_HASH_VERIFICATION, 0)
+	}
+}
+
 func CachedMemory() (current int, allowed int, err error) {
 	return getSizetSizet(C.GIT_OPT_GET_CACHED_MEMORY)
 }

settings_test.go

@@ -57,6 +57,14 @@ func TestEnableCaching(t *testing.T) {
 	checkFatal(t, err)
 }
 
+func TestEnableStrictHashVerification(t *testing.T) {
+	err := EnableStrictHashVerification(false)
+	checkFatal(t, err)
+
+	err = EnableStrictHashVerification(true)
+	checkFatal(t, err)
+}
+
 func TestCachedMemory(t *testing.T) {
 	current, allowed, err := CachedMemory()
 	checkFatal(t, err)
@@ -80,4 +88,4 @@ func TestSetCacheMaxSize(t *testing.T) {
 	// revert to default 256MB
 	err = SetCacheMaxSize(256 * 1024 * 1024)
 	checkFatal(t, err)
-}
+}