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