1 /*
2 // Copyright (c) 2018 Intel Corporation
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //      http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 */
16 
17 #pragma once
18 
19 #include "dbus/util.hpp"
20 #include "interfaces.hpp"
21 
22 #include <sdbusplus/bus.hpp>
23 #include <string>
24 
25 constexpr const char* pwmInterface = "xyz.openbmc_project.Control.FanPwm";
26 
27 class DbusWritePercent : public WriteInterface
28 {
29   public:
30     DbusWritePercent(const std::string& path, int64_t min, int64_t max,
31                      DbusHelperInterface& helper) :
32         WriteInterface(min, max),
33         path(path)
34     {
35         auto tempBus = sdbusplus::bus::new_default();
36         // getService can except, does it make more sense to use a factory?
37         connectionName = helper.getService(tempBus, pwmInterface, path);
38     }
39 
40     void write(double value) override;
41 
42   private:
43     std::string path;
44     std::string connectionName;
45     int64_t oldValue = -1;
46 };
47 
48 class DbusWrite : public WriteInterface
49 {
50   public:
51     DbusWrite(const std::string& path, int64_t min, int64_t max,
52               DbusHelperInterface& helper) :
53         WriteInterface(min, max),
54         path(path)
55     {
56         auto tempBus = sdbusplus::bus::new_default();
57         // getService can except, does it make more sense to use a factory?
58         connectionName = helper.getService(tempBus, pwmInterface, path);
59     }
60 
61     void write(double value) override;
62 
63   private:
64     std::string path;
65     std::string connectionName;
66     int64_t oldValue = -1;
67 };
68