93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
/*
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* Strawberry Music Player
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* Copyright 2024, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <windows.h>
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#include <string.h>
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#include <atlconv.h>
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#include <winreg.h>
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#include <QString>
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#include "asiodevicefinder.h"
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#include "enginedevice.h"
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#include "core/logging.h"
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AsioDeviceFinder::AsioDeviceFinder() : DeviceFinder(QStringLiteral("asio"), { QStringLiteral("asiosink") }) {}
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EngineDeviceList AsioDeviceFinder::ListDevices() {
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EngineDeviceList devices;
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HKEY reg_key = nullptr;
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LSTATUS status = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"software\\asio", 0, KEY_READ, ®_key);
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for (DWORD i = 0; status == ERROR_SUCCESS; i++) {
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WCHAR key_name[256];
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status = RegEnumKeyW(reg_key, i, key_name, sizeof(key_name));
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EngineDevice device = GetDevice(reg_key, key_name);
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if (device.value.isValid()) {
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devices.append(device);
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}
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}
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if (reg_key) {
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RegCloseKey(reg_key);
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}
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return devices;
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}
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EngineDevice AsioDeviceFinder::GetDevice(HKEY reg_key, LPWSTR key_name) {
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HKEY sub_key = nullptr;
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const QScopeGuard scopeguard_sub_key = qScopeGuard([sub_key]() {
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if (sub_key) {
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RegCloseKey(sub_key);
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}
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});
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LSTATUS status = RegOpenKeyExW(reg_key, key_name, 0, KEY_READ, &sub_key);
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if (status != ERROR_SUCCESS) {
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return EngineDevice();
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}
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DWORD type = REG_SZ;
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WCHAR clsid_data[256]{};
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DWORD clsid_data_size = sizeof(clsid_data);
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status = RegQueryValueExW(sub_key, L"clsid", 0, &type, (LPBYTE)clsid_data, &clsid_data_size);
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if (status != ERROR_SUCCESS) {
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return EngineDevice();
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}
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EngineDevice device;
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device.value = QString::fromStdWString(clsid_data);
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device.description = QString::fromStdWString(key_name);
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WCHAR desc_data[256]{};
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DWORD desc_data_size = sizeof(desc_data);
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status = RegQueryValueExW(sub_key, L"description", 0, &type, (LPBYTE)desc_data, &desc_data_size);
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if (status == ERROR_SUCCESS) {
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device.description = QString::fromStdWString(desc_data);
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}
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return device;
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}
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