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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/bluetooth/bluetooth_util.h"
namespace content {
bool AreScanFiltersSame(
const blink::mojom::WebBluetoothLeScanFilter& filter_1,
const blink::mojom::WebBluetoothLeScanFilter& filter_2) {
if (filter_1.name.has_value() != filter_2.name.has_value())
return false;
if (filter_1.name.has_value() &&
filter_1.name.value() != filter_2.name.value()) {
return false;
}
if (filter_1.name_prefix.has_value() != filter_2.name_prefix.has_value())
return false;
if (filter_1.name_prefix.has_value() &&
filter_1.name_prefix.value() != filter_2.name_prefix.value())
return false;
if (filter_1.services.has_value() != filter_2.services.has_value())
return false;
if (filter_1.services.has_value()) {
std::vector<device::BluetoothUUID> services_1 = filter_1.services.value();
std::vector<device::BluetoothUUID> services_2 = filter_2.services.value();
if (services_1.size() != services_2.size())
return false;
std::sort(services_1.begin(), services_1.end());
std::sort(services_2.begin(), services_2.end());
if (services_1 != services_2)
return false;
}
if (filter_1.manufacturer_data != filter_2.manufacturer_data)
return false;
return true;
}
bool MatchesBluetoothDataFilter(
const std::vector<blink::mojom::WebBluetoothDataFilterPtr>& prefix,
const device::BluetoothDevice::ManufacturerData& data) {
if (prefix.size() > data.size())
return false;
// For each bit in mask, check the corresponding bit in device
// manufacturer data is equal to the corresponding bit in expected data.
size_t i = 0;
for (const auto& byte : prefix) {
if ((byte->mask & byte->data) != (byte->mask & data.at(i++))) {
return false;
}
}
return true;
}
} // namespace content
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