rcpp_framework/modules/drogon/trantor/utils/Funcs.h

54 lines
1.4 KiB
C++

/**
*
* Funcs.h
* An Tao
*
* Public header file in trantor lib.
*
* Copyright 2018, An Tao. All rights reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the License file.
*
*
*/
#pragma once
#include <algorithm>
#include <vector>
namespace trantor
{
inline uint64_t hton64(uint64_t n)
{
static const int one = 1;
static const char sig = *(char *)&one;
if (sig == 0)
return n; // for big endian machine just return the input
char *ptr = reinterpret_cast<char *>(&n);
std::reverse(ptr, ptr + sizeof(uint64_t));
return n;
}
inline uint64_t ntoh64(uint64_t n)
{
return hton64(n);
}
inline std::vector<std::string> splitString(const std::string &s,
const std::string &delimiter,
bool acceptEmptyString = false)
{
if (delimiter.empty())
return std::vector<std::string>{};
std::vector<std::string> v;
size_t last = 0;
size_t next = 0;
while ((next = s.find(delimiter, last)) != std::string::npos)
{
if (next > last || acceptEmptyString)
v.push_back(s.substr(last, next - last));
last = next + delimiter.length();
}
if (s.length() > last || acceptEmptyString)
v.push_back(s.substr(last));
return v;
}
} // namespace trantor