Files
nearby/sharing/advertisement_capabilities.h
2026-02-23 10:32:11 -08:00

56 lines
1.8 KiB
C++

// Copyright 2025 Google LLC
//
// 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
//
// https://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 THIRD_PARTY_NEARBY_SHARING_ADVERTISEMENT_CAPABILITIES_H_
#define THIRD_PARTY_NEARBY_SHARING_ADVERTISEMENT_CAPABILITIES_H_
#include <cstdint>
#include <initializer_list>
#include <vector>
#include "absl/types/span.h"
namespace nearby::sharing {
// A container class for storing capabilities to be added to QuickShare
// advertisements.
class AdvertisementCapabilities {
public:
enum class Capability {
kInvalid = 0,
kFileSync = 1, // File sync extension support.
};
// Parses serialized capabilities from an advertisement.
static AdvertisementCapabilities Parse(absl::Span<const uint8_t> data);
AdvertisementCapabilities(std::initializer_list<Capability> capabilities)
: capabilities_(capabilities) {}
void Add(Capability capability) { capabilities_.push_back(capability); }
// Returns true if there are no capabilities in this object.
bool IsEmpty() const { return capabilities_.empty(); }
// Serializes the capabilities into a byte array for inclusion in an
// advertisement.
std::vector<uint8_t> ToBytes() const;
private:
std::vector<Capability> capabilities_;
};
} // namespace nearby::sharing
#endif // THIRD_PARTY_NEARBY_SHARING_ADVERTISEMENT_CAPABILITIES_H_