Make KeyStatus enum public and add conversion utility functions.

Also, update monitoring library to use moved enum and conversion utilities.

PiperOrigin-RevId: 480997271

1 files changed, 36 insertions, 0 deletions

diff --git a/cc/key_status.h b/cc/key_status.h
new file mode 100644
index 000000000..8d37cb592
--- /dev/null
+++ b/cc/key_status.h
@@ -0,0 +1,36 @@
+// Copyright 2022 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#ifndef TINK_KEY_STATUS_H_
+#define TINK_KEY_STATUS_H_
+
+namespace crypto {
+namespace tink {
+
+// Enum representation of KeyStatusType in tink/proto/tink.proto. Using an
+// enum class prevents unintentional implicit conversions.
+enum class KeyStatus : int {
+  kEnabled = 1,    // Can be used for cryptographic operations.
+  kDisabled = 2,   // Cannot be used (but can become kEnabled again).
+  kDestroyed = 3,  // Key data does not exist in this Keyset any more.
+  // Added to guard from failures that may be caused by future expansions.
+  kDoNotUseInsteadUseDefaultWhenWritingSwitchStatements = 20,
+};
+
+}  // namespace tink
+}  // namespace crypto
+
+#endif  // TINK_KEY_STATUS_H_