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 "utility.hpp"
17
18 namespace witherspoon
19 {
20 namespace power
21 {
22 namespace util
23 {
24
25 constexpr auto MAPPER_BUSNAME = "xyz.openbmc_project.ObjectMapper";
26 constexpr auto MAPPER_PATH = "/xyz/openbmc_project/object_mapper";
27 constexpr auto MAPPER_INTERFACE = "xyz.openbmc_project.ObjectMapper";
28
29 using namespace phosphor::logging;
30
getService(const std::string & path,const std::string & interface,sdbusplus::bus_t & bus)31 std::string getService(const std::string& path, const std::string& interface,
32 sdbusplus::bus_t& bus)
33 {
34 auto method = bus.new_method_call(MAPPER_BUSNAME, MAPPER_PATH,
35 MAPPER_INTERFACE, "GetObject");
36
37 method.append(path);
38 method.append(std::vector<std::string>({interface}));
39
40 auto reply = bus.call(method);
41
42 std::map<std::string, std::vector<std::string>> response;
43 reply.read(response);
44
45 if (response.empty())
46 {
47 log<level::ERR>("Error in mapper response for getting service name",
48 entry("PATH=%s", path.c_str()),
49 entry("INTERFACE=%s", interface.c_str()));
50 return std::string{};
51 }
52
53 return response.begin()->first;
54 }
55
56 } // namespace util
57 } // namespace power
58 } // namespace witherspoon
59