1 files changed, 32 insertions, 3 deletions
diff --git a/src/objective-c/ProtoRPC/ProtoService.h b/src/objective-c/ProtoRPC/ProtoService.h
index 29c4e9be36..900ec8d0e1 100644
--- a/src/objective-c/ProtoRPC/ProtoService.h
+++ b/src/objective-c/ProtoRPC/ProtoService.h
@@ -21,18 +21,47 @@
 @class GRPCProtoCall;
 @protocol GRXWriteable;
 @class GRXWriter;
+@class GRPCCallOptions;
+@class GRPCProtoCall;
+@class GRPCUnaryProtoCall;
+@class GRPCStreamingProtoCall;
+@protocol GRPCProtoResponseHandler;
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wnullability-completeness"
 
 __attribute__((deprecated("Please use GRPCProtoService."))) @interface ProtoService
-    : NSObject -
-      (instancetype)initWithHost : (NSString *)host packageName
-    : (NSString *)packageName serviceName : (NSString *)serviceName NS_DESIGNATED_INITIALIZER;
+    : NSObject
+
+      -
+      (nullable instancetype)initWithHost : (nonnull NSString *)host packageName
+    : (nonnull NSString *)packageName serviceName : (nonnull NSString *)serviceName callOptions
+    : (nullable GRPCCallOptions *)callOptions NS_DESIGNATED_INITIALIZER;
+
+- (instancetype)initWithHost:(NSString *)host
+                 packageName:(NSString *)packageName
+                 serviceName:(NSString *)serviceName;
 
 - (GRPCProtoCall *)RPCToMethod:(NSString *)method
                 requestsWriter:(GRXWriter *)requestsWriter
                  responseClass:(Class)responseClass
             responsesWriteable:(id<GRXWriteable>)responsesWriteable;
+
+- (nullable GRPCUnaryProtoCall *)RPCToMethod:(nonnull NSString *)method
+                                     message:(nonnull id)message
+                             responseHandler:(nonnull id<GRPCProtoResponseHandler>)handler
+                                 callOptions:(nullable GRPCCallOptions *)callOptions
+                               responseClass:(nonnull Class)responseClass;
+
+- (nullable GRPCStreamingProtoCall *)RPCToMethod:(nonnull NSString *)method
+                                 responseHandler:(nonnull id<GRPCProtoResponseHandler>)handler
+                                     callOptions:(nullable GRPCCallOptions *)callOptions
+                                   responseClass:(nonnull Class)responseClass;
+
 @end
 
+#pragma clang diagnostic pop
+
 /**
  * This subclass is empty now. Eventually we'll remove ProtoService class
  * to avoid potential naming conflict