1 /** 2 * Copyright © 2018 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 "dbus.hpp" 17 18 #include <phosphor-logging/log.hpp> 19 20 namespace ibm 21 { 22 namespace logging 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_IFACE = "xyz.openbmc_project.ObjectMapper"; 28 constexpr auto PROPERTY_IFACE = "org.freedesktop.DBus.Properties"; 29 30 using namespace phosphor::logging; 31 32 ObjectValueTree getManagedObjects(sdbusplus::bus::bus& bus, 33 const std::string& service, 34 const std::string& objPath) 35 { 36 ObjectValueTree interfaces; 37 38 auto method = bus.new_method_call(service.c_str(), objPath.c_str(), 39 "org.freedesktop.DBus.ObjectManager", 40 "GetManagedObjects"); 41 42 auto reply = bus.call(method); 43 44 reply.read(interfaces); 45 46 return interfaces; 47 } 48 49 DbusPropertyMap getAllProperties(sdbusplus::bus::bus& bus, 50 const std::string& service, 51 const std::string& objPath, 52 const std::string& interface) 53 { 54 DbusPropertyMap properties; 55 56 auto method = bus.new_method_call(service.c_str(), objPath.c_str(), 57 PROPERTY_IFACE, "GetAll"); 58 method.append(interface); 59 auto reply = bus.call(method); 60 61 reply.read(properties); 62 63 return properties; 64 } 65 66 DbusSubtree getSubtree(sdbusplus::bus::bus& bus, const std::string& root, 67 int depth, const std::string& interface) 68 { 69 DbusSubtree tree; 70 71 auto method = bus.new_method_call(MAPPER_BUSNAME, MAPPER_PATH, MAPPER_IFACE, 72 "GetSubTree"); 73 method.append(root); 74 method.append(depth); 75 method.append(std::vector<std::string>({interface})); 76 auto reply = bus.call(method); 77 78 reply.read(tree); 79 80 return tree; 81 } 82 83 DbusService getService(const std::string& objPath, const std::string& interface, 84 const DbusSubtree& tree) 85 { 86 DbusService service; 87 88 auto services = tree.find(objPath); 89 if (services != tree.end()) 90 { 91 auto s = std::find_if(services->second.begin(), services->second.end(), 92 [&interface](const auto& entry) { 93 auto i = 94 std::find(entry.second.begin(), 95 entry.second.end(), interface); 96 return i != entry.second.end(); 97 }); 98 if (s != services->second.end()) 99 { 100 service = s->first; 101 } 102 } 103 104 return service; 105 } 106 } // namespace logging 107 } // namespace ibm 108