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/*
* 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 "Generic.h"
#include "Ctrl.h"
#include "Unknown.h"
namespace android::nl::protocols::generic {
Generic::Generic()
: NetlinkProtocol(NETLINK_GENERIC, "GENERIC", {std::make_shared<Ctrl>(mFamilyRegister)}) {}
const std::optional<std::reference_wrapper<MessageDescriptor>> Generic::getMessageDescriptor(
nlmsgtype_t nlmsg_type) {
auto desc = NetlinkProtocol::getMessageDescriptor(nlmsg_type);
if (desc.has_value()) return desc;
auto it = mFamilyRegister.find(nlmsg_type);
if (it != mFamilyRegister.end()) return *it->second;
return *(mFamilyRegister[nlmsg_type] = std::make_shared<Unknown>(nlmsg_type));
}
} // namespace android::nl::protocols::generic
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