1 files changed, 38 insertions, 0 deletions
diff --git a/src/objective-c/GRPCClient/private/ChannelArgsUtil.h b/src/objective-c/GRPCClient/private/ChannelArgsUtil.h
new file mode 100644
index 0000000000..f271e846f0
--- /dev/null
+++ b/src/objective-c/GRPCClient/private/ChannelArgsUtil.h
@@ -0,0 +1,38 @@
+/*
+ *
+ * Copyright 2018 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 <Foundation/Foundation.h>
+
+#include <grpc/impl/codegen/grpc_types.h>
+
+/** Free resources in the grpc core struct grpc_channel_args */
+void GRPCFreeChannelArgs(grpc_channel_args* channel_args);
+
+/**
+ * Allocates a @c grpc_channel_args and populates it with the options specified
+ * in the
+ * @c dictionary. Keys must be @c NSString, @c NSNumber, or a pointer. If the
+ * value responds to
+ * @c @selector(UTF8String) then it will be mapped to @c GRPC_ARG_STRING. If the
+ * value responds to
+ * @c @selector(intValue), it will be mapped to @c GRPC_ARG_INTEGER. Otherwise,
+ * if the value is not nil, it is mapped as a pointer. The caller of this
+ * function is responsible for calling
+ * @c GRPCFreeChannelArgs to free the @c grpc_channel_args struct.
+ */
+grpc_channel_args* GRPCBuildChannelArgs(NSDictionary* dictionary);