compute-runtime/shared/source/utilities/directory.h

77 lines
2.2 KiB
C++

/*
* Copyright (C) 2018-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include <cinttypes>
#include <optional>
#include <string.h>
#include <string>
#include <vector>
namespace NEO {
class Directory {
public:
static inline constexpr char returnDirs{1 << 0};
static inline constexpr char createDirs{1 << 1};
static std::vector<std::string> getFiles(const std::string &path);
static void createDirectory(const std::string &path);
Directory() = default;
Directory(const std::string &path) : path(path) {}
Directory(Directory &&other) noexcept = delete;
Directory(const Directory &other) = delete;
Directory &operator=(Directory &&other) noexcept = delete;
Directory &operator=(const Directory &other) = delete;
inline std::optional<std::vector<std::string>> parseDirectories(char flags) {
std::optional<std::vector<std::string>> directories;
if (flags & returnDirs) {
directories.emplace();
}
std::string tmp;
size_t pos = 0;
while (pos != std::string::npos) {
pos = this->path.find_first_of("/\\", pos + 1);
tmp = this->path.substr(0, pos);
if (flags & createDirs) {
this->create(tmp);
}
if (flags & returnDirs) {
directories->push_back(tmp);
}
}
return directories;
}
void operator()(const std::string &path) {
this->path = path;
}
protected:
virtual void create(const std::string &path) {
createDirectory(path);
}
std::string path;
};
inline int parseBdfString(const std::string &pciBDF, uint16_t &domain, uint8_t &bus, uint8_t &device, uint8_t &function) {
if (strlen(pciBDF.c_str()) == 12) {
domain = static_cast<uint16_t>(strtol((pciBDF.substr(0, 4)).c_str(), NULL, 16));
bus = static_cast<uint8_t>(strtol((pciBDF.substr(5, 2)).c_str(), NULL, 16));
device = static_cast<uint8_t>(strtol((pciBDF.substr(8, 2)).c_str(), NULL, 16));
function = static_cast<uint8_t>(strtol((pciBDF.substr(11, 1)).c_str(), NULL, 16));
return 4;
} else {
return 0;
}
}
} // namespace NEO