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/*
* Copyright (C) 2019 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.
*/
#ifndef INCLUDE_PERFETTO_EXT_BASE_UUID_H_
#define INCLUDE_PERFETTO_EXT_BASE_UUID_H_
#include <array>
#include <string>
#include "perfetto/ext/base/optional.h"
namespace perfetto {
namespace base {
class Uuid {
public:
explicit Uuid(const std::string& s);
explicit Uuid(int64_t lsb, int64_t msb);
Uuid();
std::array<uint8_t, 16>* data() { return &data_; }
const std::array<uint8_t, 16>* data() const { return &data_; }
bool operator==(const Uuid& other) const { return data_ == other.data_; }
bool operator!=(const Uuid& other) const { return !(*this == other); }
int64_t msb() const {
int64_t result;
memcpy(&result, data_.data() + 8, 8);
return result;
}
int64_t lsb() const {
int64_t result;
memcpy(&result, data_.data(), 8);
return result;
}
void set_lsb_msb(int64_t lsb, int64_t msb) {
set_lsb(lsb);
set_msb(msb);
}
void set_msb(int64_t msb) { memcpy(data_.data() + 8, &msb, 8); }
void set_lsb(int64_t lsb) { memcpy(data_.data(), &lsb, 8); }
std::string ToString() const;
std::string ToPrettyString() const;
private:
std::array<uint8_t, 16> data_{};
};
Uuid Uuidv4();
} // namespace base
} // namespace perfetto
#endif // INCLUDE_PERFETTO_EXT_BASE_UUID_H_
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