92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
#pragma once
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/*
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// https://stackoverflow.com/questions/2164827/explicitly-exporting-shared-library-functions-in-linux
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// generate import export macro
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#if defined(_MSC_VER)
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// Microsoft
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#define LIBCMO_RAW_EXPORT __declspec(dllexport)
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#define LIBCMO_RAW_IMPORT __declspec(dllimport)
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#elif defined(__GNUC__)
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// GCC
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#define LIBCMO_RAW_EXPORT __attribute__((visibility("default")))
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#define LIBCMO_RAW_IMPORT
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#elif defined(__clang__)
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// GCC
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#define LIBCMO_RAW_EXPORT __attribute__((visibility("default")))
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#define LIBCMO_RAW_IMPORT
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#else
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// do nothing and hope for the best?
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#define LIBCMO_RAW_EXPORT
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#define LIBCMO_RAW_IMPORT
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#pragma warning Unknown dynamic link import/export semantics.
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#endif
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// choosee proper style
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#if defined(LIBCMO_EXPORTING)
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#define LIBCMO_NAKED_EXPORT LIBCMO_RAW_EXPORT
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#else
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#define LIBCMO_NAKED_EXPORT LIBCMO_RAW_IMPORT
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#endif
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// some work for cpp
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#if defined(__cplusplus)
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#define LIBCMO_EXPORT extern "C" LIBCMO_NAKED_EXPORT
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#else
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#define LIBCMO_EXPORT LIBCMO_NAKED_EXPORT
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#endif
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*/
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#if defined(_WIN32)
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#define LIBCMO_OS_WIN32
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#endif
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#include <cstdio>
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#include <type_traits>
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#include <cinttypes>
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#include <cstdint>
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#include <initializer_list>
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namespace LibCmo {
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namespace EnumsHelper {
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template<typename TEnum>
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inline TEnum FlagEnumMerge(std::initializer_list<TEnum> il) {
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std::underlying_type_t<TEnum> result = 0u;
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for (auto it = il.begin(); it != il.end(); ++it) {
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result |= static_cast<std::underlying_type_t<TEnum>>(*it);
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}
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return static_cast<TEnum>(result);
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}
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template<typename TEnum>
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inline TEnum FlagEnumInv(TEnum e) {
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return static_cast<TEnum>(~(static_cast<std::underlying_type_t<TEnum>>(e)));
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}
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template<typename TEnum>
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inline void FlagEnumRm(TEnum& e, std::initializer_list<TEnum> il) {
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auto mask = FlagEnumInv(FlagEnumMerge(il));
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e = static_cast<TEnum>(static_cast<std::underlying_type_t<TEnum>>(e) & static_cast<std::underlying_type_t<TEnum>>(mask));
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}
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template<typename TEnum>
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inline void FlagEnumAdd(TEnum& e, std::initializer_list<TEnum> il) {
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auto mask = FlagEnumMerge(il);
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e = static_cast<TEnum>(static_cast<std::underlying_type_t<TEnum>>(e) | static_cast<std::underlying_type_t<TEnum>>(mask));
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}
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template<typename TEnum>
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inline bool FlagEnumHas(TEnum e, TEnum probe) {
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return static_cast<bool>(static_cast<std::underlying_type_t<TEnum>>(e) & static_cast<std::underlying_type_t<TEnum>>(probe));
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}
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}
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namespace StreamHelper {
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void CopyStream(const void* src, FILE* dest, size_t len);
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void CopyStream(FILE* src, void* dest, size_t len);
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}
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}
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