| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "GenericMessageBase.h" |
| |
| namespace android::nl::protocols::generic { |
| |
| GenericMessageBase::GenericMessageBase( |
| nlmsgtype_t msgtype, const std::string&& msgname, |
| const std::initializer_list<GenericCommandNameMap::value_type> commandNames, |
| const std::initializer_list<AttributeMap::value_type> attrTypes) |
| : MessageDefinition<genlmsghdr>(msgname, {{msgtype, {msgname, MessageGenre::Unknown}}}, |
| attrTypes), |
| mCommandNames(commandNames) {} |
| |
| void GenericMessageBase::toStream(std::stringstream& ss, const genlmsghdr& data) const { |
| const auto commandNameIt = mCommandNames.find(data.cmd); |
| const auto commandName = (commandNameIt == mCommandNames.end()) |
| ? std::nullopt |
| : std::optional<std::string>(commandNameIt->second); |
| |
| if (commandName.has_value() && data.version == 1 && data.reserved == 0) { |
| // short version |
| ss << *commandName; |
| return; |
| } |
| |
| ss << "genlmsghdr{"; |
| if (commandName.has_value()) { |
| ss << "cmd=" << unsigned(data.cmd); |
| } else { |
| ss << "cmd=" << *commandName; |
| } |
| ss << ", version=" << unsigned(data.version); |
| if (data.reserved != 0) ss << ", reserved=" << data.reserved; |
| ss << "}"; |
| } |
| |
| } // namespace android::nl::protocols::generic |
