Source release 19.4.0

oemcrypto/util/src/prov4_validation_helper.cpp

@@ -0,0 +1,25 @@
+// Copyright 2024 Google LLC. All Rights Reserved. This file and proprietary
+// source code may only be used and distributed under the Widevine License
+// Agreement.
+//
+#include "prov4_validation_helper.h"
+
+namespace wvoec {
+namespace util {
+std::string StatusToString(FieldStatus status) {
+  if (status == FieldStatus::kAbsent) {
+    return "<absent>";
+  }
+  if (status == FieldStatus::kEmpty) {
+    return "<empty>";
+  }
+  return "present";
+}
+
+void ApplyStatus(CborMessageStatus& status, CborMessageStatus new_status) {
+  if (new_status > status) {
+    status = new_status;
+  }
+}
+}  // namespace util
+}  // namespace wvoec