1 /**
2  * Copyright © 2017 IBM 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 #include "fan.hpp"
17 
18 #include "sdbusplus.hpp"
19 
20 #include <sdbusplus/message.hpp>
21 
22 #include <map>
23 #include <string>
24 
25 namespace phosphor
26 {
27 namespace fan
28 {
29 namespace presence
30 {
31 
32 using namespace std::literals::string_literals;
33 
34 static const auto invNamespace = "/xyz/openbmc_project/inventory"s;
35 static const auto itemIface = "xyz.openbmc_project.Inventory.Item"s;
36 static const auto invMgrIface = "xyz.openbmc_project.Inventory.Manager"s;
37 static const auto fanIface = "xyz.openbmc_project.Inventory.Item.Fan"s;
38 
39 void setPresence(const Fan& fan, bool newState)
40 {
41     using namespace sdbusplus::message;
42 
43     using Properties = std::map<std::string, std::variant<std::string, bool>>;
44     using Interfaces = std::map<std::string, Properties>;
45 
46     std::map<object_path, Interfaces> obj = {{
47         std::get<1>(fan),
48         {{itemIface,
49           {
50               {"Present"s, newState},
51               {"PrettyName"s, std::get<0>(fan)},
52           }},
53          {fanIface, {}}},
54     }};
55 
56     util::SDBusPlus::lookupAndCallMethod(invNamespace, invMgrIface, "Notify"s,
57                                          obj);
58 }
59 
60 bool getPresence(const Fan& fan)
61 {
62     return util::SDBusPlus::getProperty<bool>(invNamespace + std::get<1>(fan),
63                                               itemIface, "Present"s);
64 }
65 
66 } // namespace presence
67 } // namespace fan
68 } // namespace phosphor
69