/*
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/*
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* Copyright (c) 2016 by Alex I. Kuznetsov.
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* Copyright (c) 2016 by Alex I. Kuznetsov.
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*
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*
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* Part of the LXP32 CPU IP core.
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* Part of the LXP32 CPU IP core.
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*
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*
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* This module declares the members of the Utils namespace.
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* This module declares the members of the Utils namespace.
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*/
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*/
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#ifndef UTILS_H_INCLUDED
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#ifndef UTILS_H_INCLUDED
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#define UTILS_H_INCLUDED
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#define UTILS_H_INCLUDED
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#include <string>
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#include <string>
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#include <type_traits>
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#include <type_traits>
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namespace Utils {
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namespace Utils {
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template <typename T> std::string hex(const T &w) {
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template <typename T> std::string hex(const T &w) {
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static_assert(std::is_integral<T>::value,"Argument must be of integral type");
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static_assert(std::is_integral<T>::value,"Argument must be of integral type");
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const char *hexstr="0123456789ABCDEF";
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const char *hexstr="0123456789ABCDEF";
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std::string res;
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std::string res;
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res.reserve(sizeof(T)*2);
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res.reserve(sizeof(T)*2);
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for(int i=sizeof(T)*8-4;i>=0;i-=4) {
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for(int i=sizeof(T)*8-4;i>=0;i-=4) {
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res.push_back(hexstr[(w>>i)&0x0F]);
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res.push_back(hexstr[(w>>i)&0x0F]);
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}
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}
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return res;
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return res;
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}
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}
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template <typename T> std::string bin(const T &w) {
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template <typename T> std::string bin(const T &w) {
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static_assert(std::is_integral<T>::value,"Argument must be of integral type");
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static_assert(std::is_integral<T>::value,"Argument must be of integral type");
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std::string res;
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std::string res;
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res.reserve(sizeof(T)*8);
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res.reserve(sizeof(T)*8);
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for(int i=sizeof(T)*8-1;i>=0;i--) {
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for(int i=sizeof(T)*8-1;i>=0;i--) {
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if(((w>>i)&1)!=0) res.push_back('1');
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if(((w>>i)&1)!=0) res.push_back('1');
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else res.push_back('0');
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else res.push_back('0');
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}
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}
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return res;
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return res;
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}
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}
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std::string urlEncode(const std::string &str);
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std::string urlEncode(const std::string &str);
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std::string urlDecode(const std::string &str);
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std::string urlDecode(const std::string &str);
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std::string normalizeSeparators(const std::string &path);
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std::string normalizeSeparators(const std::string &path);
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std::string nativeSeparators(const std::string &path);
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std::string nativeSeparators(const std::string &path);
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bool isAbsolutePath(const std::string &path);
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bool isAbsolutePath(const std::string &path);
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bool fileExists(const std::string &path);
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bool fileExists(const std::string &path);
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std::string relativePath(const std::string &from,const std::string &to);
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std::string relativePath(const std::string &from,const std::string &to);
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std::string dequoteString(const std::string &str);
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std::string dequoteString(const std::string &str);
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bool ishexdigit(char ch);
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bool ishexdigit(char ch);
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bool isoctdigit(char ch);
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bool isoctdigit(char ch);
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template <typename T> bool isPowerOf2(const T &x) {
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template <typename T> bool isPowerOf2(const T &x) {
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static_assert(std::is_integral<T>::value,"Argument must be of integral type");
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static_assert(std::is_integral<T>::value,"Argument must be of integral type");
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return (x!=0)&&((x&(x-1))==0);
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return (x!=0)&&((x&(x-1))==0);
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}
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}
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}
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}
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#endif
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#endif
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