blob: 22aa4ae3ab39c71948f8f19e98bc8ddea416c290 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "services/device/public/cpp/hid/hid_device_filter.h"
namespace device {
HidDeviceFilter::HidDeviceFilter()
: vendor_id_set_(false),
product_id_set_(false),
usage_page_set_(false),
usage_set_(false) {}
HidDeviceFilter::~HidDeviceFilter() {}
void HidDeviceFilter::SetVendorId(uint16_t vendor_id) {
vendor_id_set_ = true;
vendor_id_ = vendor_id;
}
void HidDeviceFilter::SetProductId(uint16_t product_id) {
product_id_set_ = true;
product_id_ = product_id;
}
void HidDeviceFilter::SetUsagePage(uint16_t usage_page) {
usage_page_set_ = true;
usage_page_ = usage_page;
}
void HidDeviceFilter::SetUsage(uint16_t usage) {
usage_set_ = true;
usage_ = usage;
}
bool HidDeviceFilter::Matches(const mojom::HidDeviceInfo& device_info) const {
if (vendor_id_set_) {
if (device_info.vendor_id != vendor_id_) {
return false;
}
if (product_id_set_ && device_info.product_id != product_id_) {
return false;
}
}
if (usage_page_set_) {
bool found_matching_collection = false;
for (const auto& collection : device_info.collections) {
if (collection->usage->usage_page != usage_page_) {
continue;
}
if (usage_set_ && collection->usage->usage != usage_) {
continue;
}
found_matching_collection = true;
}
if (!found_matching_collection) {
return false;
}
}
return true;
}
// static
bool HidDeviceFilter::MatchesAny(const mojom::HidDeviceInfo& device_info,
const std::vector<HidDeviceFilter>& filters) {
for (const HidDeviceFilter& filter : filters) {
if (filter.Matches(device_info)) {
return true;
}
}
return false;
}
} // namespace device