mirror of
https://github.com/intel/compute-runtime.git
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110 lines
2.5 KiB
C++
110 lines
2.5 KiB
C++
/*
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* Copyright (C) 2022-2025 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/helpers/file_io.h"
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#include "shared/source/helpers/debug_helpers.h"
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#include "shared/source/helpers/stdio.h"
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#include "shared/source/utilities/io_functions.h"
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#include <cstring>
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#include <map>
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#include <new>
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#include <sstream>
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namespace NEO {
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extern std::map<std::string, std::stringstream> virtualFileList;
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}
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size_t writeDataToFile(
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const char *filename,
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std::string_view data) {
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DEBUG_BREAK_IF(nullptr == filename);
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NEO::virtualFileList[filename] << data;
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return data.size();
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}
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bool fileExists(const std::string &fileName) {
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FILE *pFile = nullptr;
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DEBUG_BREAK_IF(fileName.empty());
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DEBUG_BREAK_IF(fileName == "");
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if (NEO::virtualFileList.count(fileName) > 0) {
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return true;
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}
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pFile = NEO::IoFunctions::fopenPtr(fileName.c_str(), "rb");
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if (pFile) {
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NEO::IoFunctions::fclosePtr(pFile);
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}
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return pFile != nullptr;
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}
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bool fileExistsHasSize(const std::string &fileName) {
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FILE *pFile = nullptr;
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size_t nsize = 0;
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DEBUG_BREAK_IF(fileName.empty());
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DEBUG_BREAK_IF(fileName == "");
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auto it = NEO::virtualFileList.find(fileName);
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if (it != NEO::virtualFileList.end()) {
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std::stringstream &ss = it->second;
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ss.seekg(0, std::ios::end);
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return ss.tellg() > 0;
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}
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fopen_s(&pFile, fileName.c_str(), "rb");
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if (pFile) {
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fseek(pFile, 0, SEEK_END);
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nsize = (size_t)ftell(pFile);
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fclose(pFile);
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}
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return pFile != nullptr && nsize > 0;
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}
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void removeVirtualFile(const std::string &fileName) {
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NEO::virtualFileList.erase(fileName);
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}
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bool virtualFileExists(const std::string &fileName) {
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if (NEO::virtualFileList.count(fileName) > 0) {
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return true;
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}
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return false;
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}
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std::unique_ptr<char[]> loadDataFromVirtualFile(
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const char *filename,
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size_t &retSize) {
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if (!virtualFileExists(filename)) {
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retSize = 0;
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return nullptr;
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}
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std::unique_ptr<char[]> ret;
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auto it = NEO::virtualFileList.find(filename);
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std::stringstream &fileStream = it->second;
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fileStream.seekg(0, std::ios::end);
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retSize = static_cast<size_t>(fileStream.tellg());
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fileStream.seekg(0, std::ios::beg);
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ret.reset(new (std::nothrow) char[retSize + 1]);
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if (ret) {
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memset(ret.get(), 0x00, retSize + 1);
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fileStream.read(ret.get(), retSize);
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} else {
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retSize = 0;
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}
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return ret;
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} |