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/*
* Copyright (C) 2020-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/os_interface/windows/driver_info_windows.h"
#include "shared/source/os_interface/windows/debug_registry_reader.h"
#include "shared/source/os_interface/windows/sys_calls.h"
#include <algorithm>
std::string getCurrentLibraryPath() {
std::string returnValue;
WCHAR pathW[MAX_PATH];
char path[MAX_PATH];
HMODULE handle = NULL;
auto status = NEO::SysCalls::getModuleHandle(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
reinterpret_cast<LPCWSTR>(&getCurrentLibraryPath), &handle);
if (status != 0) {
status = NEO::SysCalls::getModuleFileName(handle, pathW, MAX_PATH);
if (status != 0) {
std::wcstombs(path, pathW, MAX_PATH);
returnValue.append(path);
}
}
return returnValue;
}
namespace NEO {
DriverInfoWindows::DriverInfoWindows(const std::string &fullPath, const PhysicalDevicePciBusInfo &pciBusInfo)
: DriverInfo(DriverInfoType::windowsType), path(DriverInfoWindows::trimRegistryKey(fullPath)), registryReader(createRegistryReaderFunc(path)) {
this->pciBusInfo = pciBusInfo;
}
DriverInfoWindows::~DriverInfoWindows() = default;
std::string DriverInfoWindows::trimRegistryKey(std::string path) {
std::string prefix("\\REGISTRY\\MACHINE\\");
auto pos = prefix.find(prefix);
if (pos != std::string::npos) {
path.erase(pos, prefix.length());
}
return path;
}
std::string DriverInfoWindows::getDeviceName(std::string defaultName) {
return registryReader->getSetting("HardwareInformation.AdapterString", defaultName);
}
std::string DriverInfoWindows::getVersion(std::string defaultVersion) {
return registryReader->getSetting("DriverVersion", defaultVersion);
};
bool DriverInfoWindows::isCompatibleDriverStore() const {
auto toLowerAndUnifyDriverStore = [](std::string input) -> std::string {
std::transform(input.begin(), input.end(), input.begin(), [](unsigned char c) { return std::tolower(c); });
auto hostDriverStorePos = input.find("\\hostdriverstore\\");
if (hostDriverStorePos != std::string::npos) {
input.erase(hostDriverStorePos + 1, 4);
}
return input;
};
auto currentLibraryPath = toLowerAndUnifyDriverStore(getCurrentLibraryPath());
auto openclDriverName = registryReader->getSetting("OpenCLDriverName", std::string{});
if (openclDriverName.empty()) {
return false;
}
auto driverStorePath = toLowerAndUnifyDriverStore(registryReader->getSetting("DriverStorePathForComputeRuntime", currentLibraryPath));
return currentLibraryPath.find(driverStorePath.c_str()) == 0u;
}
bool isCompatibleDriverStore(std::string &&deviceRegistryPath) {
DriverInfoWindows driverInfo(deviceRegistryPath, PhysicalDevicePciBusInfo(PhysicalDevicePciBusInfo::invalidValue, PhysicalDevicePciBusInfo::invalidValue, PhysicalDevicePciBusInfo::invalidValue, PhysicalDevicePciBusInfo::invalidValue));
return driverInfo.isCompatibleDriverStore();
}
bool DriverInfoWindows::containsSetting(const char *setting) {
return registryReader->getSetting(setting, std::string("")) != "<>";
}
decltype(DriverInfoWindows::createRegistryReaderFunc) DriverInfoWindows::createRegistryReaderFunc = [](const std::string ®istryPath) -> std::unique_ptr<SettingsReader> {
return std::make_unique<RegistryReader>(false, registryPath);
};
} // namespace NEO
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