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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_QUICK_PAIR_COMMON_FAST_PAIR_FAST_PAIR_DECODER_H_
#define ASH_QUICK_PAIR_COMMON_FAST_PAIR_FAST_PAIR_DECODER_H_
#include <cstdint>
#include <optional>
#include <vector>
#include "base/component_export.h"
namespace ash {
namespace quick_pair {
namespace fast_pair_decoder {
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
int GetVersion(const std::vector<uint8_t>* service_data);
// Deprecated by kFastPairAdvertisingFormat2025.
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
int GetIdLength(const std::vector<uint8_t>* service_data);
// Deprecated by kFastPairAdvertisingFormat2025.
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
bool HasModelId(const std::vector<uint8_t>* service_data);
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
std::optional<std::string> GetHexModelIdFromServiceData(
const std::vector<uint8_t>* service_data);
// Internal helpers
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
int GetVersion2022(const std::vector<uint8_t>* service_data);
int GetVersion2018(const std::vector<uint8_t>* service_data);
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
int GetFlags(const std::vector<uint8_t>* service_data);
COMPONENT_EXPORT(QUICK_PAIR_COMMON)
std::optional<std::string> GetExtraField(
const std::vector<uint8_t>* service_data,
int extra_field_type);
int GetExtraFieldLength(const std::vector<uint8_t>* service_data, int index);
int GetExtraFieldType(const std::vector<uint8_t>* service_data, int index);
} // namespace fast_pair_decoder
} // namespace quick_pair
} // namespace ash
#endif // ASH_QUICK_PAIR_COMMON_FAST_PAIR_FAST_PAIR_DECODER_H_
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