1 files changed, 30 insertions, 0 deletions
diff --git a/src/objective-c/GRPCClient/GRPCCall+MobileLog.h b/src/objective-c/GRPCClient/GRPCCall+MobileLog.h
new file mode 100644
index 0000000000..53b347d9ca
--- /dev/null
+++ b/src/objective-c/GRPCClient/GRPCCall+MobileLog.h
@@ -0,0 +1,30 @@
+/*
+ *
+ * Copyright 2017 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.
+ *
+ */
+
+#import "GRPCCall.h"
+
+@interface GRPCCall (MobileLog)
+// Set the object to be passed down along channel stack with channel arg
+// GRPC_ARG_MOBILE_LOG_CONFIG. The setting may be used by custom channel
+// filters for metrics logging.
++ (void)setLogConfig:(id)logConfig;
+
+// Obtain the object to be passed down along channel stack with channel arg
+// GRPC_ARG_MOBILE_LOG_CONFIG.
++ (id)logConfig;
+@end