--- /dev/null
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * 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 GRPC_IMPL_CODEGEN_SYNC_GENERIC_H
+#define GRPC_IMPL_CODEGEN_SYNC_GENERIC_H
+/* Generic type defintions for gpr_sync. */
+
+#include <grpc/impl/codegen/port_platform.h>
+
+#include <grpc/impl/codegen/atm.h>
+
+/* gpr_event */
+typedef struct {
+ gpr_atm state;
+} gpr_event;
+
+#define GPR_EVENT_INIT \
+ { 0 }
+
+/* gpr_refcount */
+typedef struct {
+ gpr_atm count;
+} gpr_refcount;
+
+/* gpr_stats_counter */
+typedef struct {
+ gpr_atm value;
+} gpr_stats_counter;
+
+#define GPR_STATS_INIT \
+ { 0 }
+
+#endif /* GRPC_IMPL_CODEGEN_SYNC_GENERIC_H */