1/*
2 *
3 * Copyright 2015 gRPC authors.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 */
18
19#ifndef GRPCPP_IMPL_CODEGEN_CALL_HOOK_H
20#define GRPCPP_IMPL_CODEGEN_CALL_HOOK_H
21
22namespace grpc {
23
24namespace internal {
25class CallOpSetInterface;
26class Call;
27
28/// This is an interface that Channel and Server implement to allow them to hook
29/// performing ops.
30class CallHook {
31 public:
32 virtual ~CallHook() {}
33 virtual void PerformOpsOnCall(CallOpSetInterface* ops, Call* call) = 0;
34};
35} // namespace internal
36
37} // namespace grpc
38
39#endif // GRPCPP_IMPL_CODEGEN_CALL_HOOK_H
40

source code of include/grpcpp/impl/codegen/call_hook.h