mirror of
https://github.com/kidfromjupiter/nearby.git
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59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "presence/presence_device.h"
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#include <string>
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#include <vector>
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#include "internal/platform/implementation/crypto.h"
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#include "internal/device.h"
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#include "internal/platform/ble_connection_info.h"
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#include "internal/platform/implementation/system_clock.h"
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#include "presence/device_motion.h"
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namespace nearby {
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namespace presence {
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namespace {
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std::string GenerateRandomEndpointId() {
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std::string result(kEndpointIdLength, 0);
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crypto::RandBytes(const_cast<std::string::value_type*>(result.data()),
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result.size());
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return result;
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}
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} // namespace
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PresenceDevice::PresenceDevice(Metadata metadata) noexcept
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: discovery_timestamp_(nearby::SystemClock::ElapsedRealtime()),
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device_motion_(DeviceMotion()),
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metadata_(metadata) {
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endpoint_id_ = GenerateRandomEndpointId();
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}
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PresenceDevice::PresenceDevice(DeviceMotion device_motion,
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Metadata metadata) noexcept
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: discovery_timestamp_(nearby::SystemClock::ElapsedRealtime()),
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device_motion_(device_motion),
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metadata_(metadata) {
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endpoint_id_ = GenerateRandomEndpointId();
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}
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std::vector<nearby::ConnectionInfoVariant> PresenceDevice::GetConnectionInfos()
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const {
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return {nearby::BleConnectionInfo(metadata_.bluetooth_mac_address(),
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/*gatt_characteristic=*/"", /*psm=*/"", 0)};
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}
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} // namespace presence
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} // namespace nearby
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