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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/system_logs/connected_input_devices_log_source.h"
#include <functional>
#include <memory>
#include <string_view>
#include <utility>
#include <vector>
#include "ash/constants/ash_switches.h"
#include "base/containers/fixed_flat_map.h"
#include "base/functional/bind.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "chromeos/ash/services/cros_healthd/public/cpp/service_connection.h"
#include "chromeos/ash/services/cros_healthd/public/mojom/cros_healthd_probe.mojom-shared.h"
#include "chromeos/ash/services/cros_healthd/public/mojom/cros_healthd_probe.mojom.h"
#include "connected_input_devices_log_source.h"
#include "ui/events/devices/device_data_manager.h"
namespace system_logs {
namespace {
namespace healthd = ::ash::cros_healthd::mojom;
using healthd::TelemetryInfo;
using healthd::TelemetryInfoPtr;
using ProbeCategories = healthd::ProbeCategoryEnum;
constexpr auto vendor_map = base::MakeFixedFlatMap<uint16_t, std::string_view>({
{0x03eb, "Atmel"},
{0x0457, "Silicon Integrated Systems"},
{0x04b4, "Cypress"},
{0x04f3, "Elan"},
{0x056a, "Wacom"},
{0x0603, "Novatek"},
{0x06cb, "Synaptics"},
{0x093a, "Pixart"},
{0x14e5, "Zinitix"},
{0x18d1, "Google"},
{0x1fd2, "Melfas"},
{0x22c5, "Himax"},
{0x2386, "Raydium"},
{0x2575, "Weida"},
{0x27c6, "Goodix"},
{0x2a94, "G2 Touch"},
{0x2c68, "EMRight"},
{0x2d1f, "Wacom Taiwan"},
});
} // namespace
ConnectedInputDevicesLogSource::ConnectedInputDevicesLogSource()
: SystemLogsSource("Input") {}
ConnectedInputDevicesLogSource::~ConnectedInputDevicesLogSource() = default;
void ConnectedInputDevicesLogSource::ProcessDeviceFillResponse(
const ui::InputDevice dev,
SystemLogsResponse* response,
const std::string& vendor_key,
const std::string& pid_key) {
DCHECK(response);
if (dev.type != ui::InputDeviceType::INPUT_DEVICE_INTERNAL)
return;
auto it = vendor_map.find(dev.vendor_id);
std::string vendor_name;
if (it != vendor_map.end())
vendor_name.assign(static_cast<std::string>(it->second));
else
vendor_name = base::StringPrintf("0x%04x", dev.vendor_id);
response->emplace(vendor_key, vendor_name);
response->emplace(pid_key, base::StringPrintf("0x%04x", dev.product_id));
}
void ConnectedInputDevicesLogSource::Fetch(SysLogsSourceCallback callback) {
DCHECK(!callback.is_null());
auto response = std::make_unique<SystemLogsResponse>();
if (ui::DeviceDataManager::HasInstance()) {
auto* ddm = ui::DeviceDataManager::GetInstance();
for (auto t : ddm->GetTouchpadDevices())
ProcessDeviceFillResponse(t, response.get(), "TOUCHPAD_VENDOR",
"TOUCHPAD_PID");
for (auto t : ddm->GetTouchscreenDevices())
ProcessDeviceFillResponse(t, response.get(), "TOUCHSCREEN_VENDOR",
"TOUCHSCREEN_PID");
bool has_internal_touchpads =
(response->find("TOUCHPAD_VENDOR") != response->end()) ||
(response->find("TOUCHPAD_PID") != response->end());
if (has_internal_touchpads) {
base::OnceCallback<void(const std::string&, const std::string&)>
driver_cb = base::BindOnce(
[](SysLogsSourceCallback sys_callback,
std::unique_ptr<SystemLogsResponse> response,
const std::string& driver_names,
const std::string& touchpad_library_name) {
DCHECK(response);
if (!driver_names.empty()) {
response->emplace("TOUCHPAD_DRIVERS", driver_names);
}
if (ash::switches::IsRevenBranding() &&
!touchpad_library_name.empty()) {
response->emplace("TOUCHPAD_LIBRARY", touchpad_library_name);
}
std::move(sys_callback).Run(std::move(response));
},
std::move(callback), std::move(response));
GetCrosHealthdService()->ProbeTelemetryInfo(
{ProbeCategories::kInput},
base::BindOnce(
&ConnectedInputDevicesLogSource::OnTelemetryInfoProbeResponse,
weak_ptr_factory_.GetWeakPtr(), std::move(driver_cb)));
} else {
std::move(callback).Run(std::move(response));
}
}
}
ash::cros_healthd::mojom::CrosHealthdProbeService*
ConnectedInputDevicesLogSource::GetCrosHealthdService() {
if (!probe_service_ || !probe_service_.is_connected()) {
ash::cros_healthd::ServiceConnection::GetInstance()->BindProbeService(
probe_service_.BindNewPipeAndPassReceiver());
probe_service_.set_disconnect_handler(
base::BindOnce(&ConnectedInputDevicesLogSource::OnDisconnect,
weak_ptr_factory_.GetWeakPtr()));
}
return probe_service_.get();
}
void ConnectedInputDevicesLogSource::OnDisconnect() {
probe_service_.reset();
}
void ConnectedInputDevicesLogSource::OnTelemetryInfoProbeResponse(
base::OnceCallback<void(const std::string&, const std::string&)> callback,
TelemetryInfoPtr info_ptr) {
std::vector<std::string> drivers = {};
std::string touchpad_library;
if (!info_ptr->input_result.is_null()) {
const auto& input_info = info_ptr->input_result->get_input_info();
if (ash::switches::IsRevenBranding()) {
touchpad_library = input_info->touchpad_library_name;
}
for (const auto& touchpad_device : input_info->touchpad_devices.value()) {
drivers.push_back(touchpad_device->driver_name);
}
} else {
DVLOG(1) << "InputResult not found in croshealthd response";
}
std::move(callback).Run(base::JoinString(drivers, ","), touchpad_library);
}
} // namespace system_logs
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