xref: /aosp_15_r20/external/pigweed/pw_rpc/public/pw_rpc/internal/service_client.h (revision 61c4878ac05f98d0ceed94b57d316916de578985)
1 // Copyright 2021 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 #pragma once
15 
16 #include <cstdint>
17 
18 #include "pw_rpc/client.h"
19 
20 namespace pw::rpc::internal {
21 
22 // This class serves as the base for generated RpcService::Client classes.
23 // Generated service classes extend this and add a member function for each
24 // service method.
25 class ServiceClient {
26  public:
27   constexpr ServiceClient(const ServiceClient&) = default;
28   constexpr ServiceClient& operator=(const ServiceClient&) = default;
29 
client()30   constexpr Client& client() const { return *client_; }
31 
channel_id()32   constexpr uint32_t channel_id() const { return channel_id_; }
33 
34  protected:
ServiceClient(Client & client,uint32_t channel_id)35   constexpr ServiceClient(Client& client, uint32_t channel_id)
36       : client_(&client), channel_id_(channel_id) {}
37 
38  private:
39   Client* client_;
40   uint32_t channel_id_;
41 };
42 
43 }  // namespace pw::rpc::internal
44