2 files changed, 33 insertions, 0 deletions
diff --git a/Firestore/core/src/firebase/firestore/model/CMakeLists.txt b/Firestore/core/src/firebase/firestore/model/CMakeLists.txt
index 1b0e6a4..e7824e3 100644
--- a/Firestore/core/src/firebase/firestore/model/CMakeLists.txt
+++ b/Firestore/core/src/firebase/firestore/model/CMakeLists.txt
@@ -36,6 +36,7 @@ cc_library(
     snapshot_version.h
     timestamp.cc
     timestamp.h
+    types.h
   DEPENDS
     absl_strings
     firebase_firestore_util
diff --git a/Firestore/core/src/firebase/firestore/model/types.h b/Firestore/core/src/firebase/firestore/model/types.h
new file mode 100644
index 0000000..4f71829
--- /dev/null
+++ b/Firestore/core/src/firebase/firestore/model/types.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2018 Google
+ *
+ * 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 FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_MODEL_TYPES_H_
+#define FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_MODEL_TYPES_H_
+
+#include <stdint.h>
+
+namespace firebase {
+namespace firestore {
+namespace model {
+
+typedef int32_t TargetId;
+
+}  // namespace model
+}  // namespace firestore
+}  // namespace firebase
+
+#endif  // FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_MODEL_TYPES_H_