126 lines
2.9 KiB
C++
126 lines
2.9 KiB
C++
/*
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* Copyright (C) 2018-2022 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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#pragma once
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#include <memory>
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#include <type_traits>
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#if defined(__linux__)
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#include <cstring>
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#include <errno.h>
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#include <string>
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inline int strcpy_s(char *dst, size_t dstSize, const char *src) { // NOLINT(readability-identifier-naming)
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if ((dst == nullptr) || (src == nullptr)) {
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return -EINVAL;
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}
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size_t length = strlen(src);
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if (dstSize <= length) {
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return -ERANGE;
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}
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memcpy(dst, src, length);
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dst[length] = '\0';
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return 0;
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}
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inline size_t strnlen_s(const char *str, size_t count) { // NOLINT(readability-identifier-naming)
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if (str == nullptr) {
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return 0;
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}
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for (size_t i = 0; i < count; ++i) {
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if (str[i] == '\0')
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return i;
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}
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return count;
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}
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inline int strncpy_s(char *dst, size_t numberOfElements, const char *src, size_t count) { // NOLINT(readability-identifier-naming)
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if ((dst == nullptr) || (src == nullptr)) {
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return -EINVAL;
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}
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size_t length = strnlen_s(src, count);
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if (numberOfElements <= count && numberOfElements <= length) {
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return -ERANGE;
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}
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memcpy(dst, src, length);
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dst[length] = '\0';
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return 0;
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}
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inline int memcpy_s(void *dst, size_t destSize, const void *src, size_t count) { // NOLINT(readability-identifier-naming)
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if ((dst == nullptr) || (src == nullptr)) {
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return -EINVAL;
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}
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if (destSize < count) {
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return -ERANGE;
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}
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memcpy(dst, src, count);
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return 0;
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}
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inline int memmove_s(void *dst, size_t numberOfElements, const void *src, size_t count) { // NOLINT(readability-identifier-naming)
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if ((dst == nullptr) || (src == nullptr)) {
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return -EINVAL;
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}
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if (numberOfElements < count) {
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return -ERANGE;
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}
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memmove(dst, src, count);
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return 0;
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}
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template <typename... Args>
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inline int snprintf_s(char *buffer, size_t sizeOfBuffer, size_t count, const char *format, Args &&...args) { // NOLINT(readability-identifier-naming)
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if ((buffer == nullptr) || (format == nullptr)) {
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return -EINVAL;
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}
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return snprintf(buffer, sizeOfBuffer, format, std::forward<Args>(args)...);
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}
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#endif
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#if defined(_WIN32)
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template <typename... Args>
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inline int snprintf_s(char *buffer, size_t sizeOfBuffer, size_t count, const char *format, Args &&...args) { // NOLINT(readability-identifier-naming)
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if ((buffer == nullptr) || (format == nullptr)) {
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return -EINVAL;
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}
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return _snprintf_s(buffer, sizeOfBuffer, count, format, std::forward<Args>(args)...);
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}
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#endif
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template <typename T = char>
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inline std::unique_ptr<T[]> makeCopy(const void *src, size_t size) {
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if (size == 0) {
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return nullptr;
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}
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static_assert(sizeof(T) == 1u && std::is_trivially_copyable_v<T>);
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auto copiedData = std::make_unique<T[]>(size);
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memcpy_s(copiedData.get(), size, src, size);
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return copiedData;
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}
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