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/*
* Copyright (C) 2021 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 "structs.h"
#include <iomanip>
namespace android::nl::protocols {
AttributeDefinition::ToStream flagsToStream(FlagsMap flags) {
return [flags](std::stringstream& ss, const Buffer<nlattr> attr) {
auto val = attr.data<uint64_t>().copyFirst();
bool first = true;
for (const auto& [flag, name] : flags) {
if ((val & flag) != flag) continue;
val &= ~flag;
if (!first) ss << '|';
first = false;
ss << name;
}
if (val == 0) return;
if (!first) ss << '|';
ss << std::hex << val << std::dec;
};
}
void hwaddrToStream(std::stringstream& ss, const Buffer<nlattr> attr) {
ss << std::hex;
bool first = true;
for (const auto byte : attr.data<uint8_t>().getRaw()) {
if (!first) ss << ':';
first = false;
ss << std::setw(2) << unsigned(byte);
}
ss << std::dec;
}
} // namespace android::nl::protocols
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