102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2016-2018 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __C_STR_H__
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#define __C_STR_H__
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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namespace xmrig {
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/**
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* @brief Simple C string wrapper.
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*
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* 1. I know about std:string.
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* 2. For some reason I prefer don't use std:string in miner, eg because of file size of MSYS2 builds.
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*/
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class c_str
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{
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public:
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inline c_str() : m_data(nullptr) {}
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inline c_str(c_str &&other) { m_data = other.m_data; other.m_data = nullptr; }
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inline c_str(const c_str &other) : m_data(nullptr) { set(other.data()); }
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inline c_str(const char *str) : m_data(nullptr) { set(str); }
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inline ~c_str() { free(m_data); }
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inline void set(const char *str)
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{
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free(m_data);
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m_data = str != nullptr ? strdup(str) : nullptr;
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}
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inline void set(char *str)
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{
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free(m_data);
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m_data = str;
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}
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inline bool isEqual(const char *str) const
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{
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return (m_data != nullptr && str != nullptr && strcmp(m_data, str) == 0) || (m_data == nullptr && m_data == nullptr);
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}
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inline bool contains(const char *str) const
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{
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return strstr(m_data, str) != nullptr;
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}
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inline bool isNull() const { return m_data == nullptr; }
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inline const char *data() const { return m_data; }
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inline size_t size() const { return m_data == nullptr ? 0 : strlen(m_data); }
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inline bool operator!=(const c_str &str) const { return !isEqual(str.data()); }
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inline bool operator!=(const char *str) const { return !isEqual(str); }
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inline bool operator==(const c_str &str) const { return isEqual(str.data()); }
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inline bool operator==(const char *str) const { return isEqual(str); }
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inline c_str &operator=(char *str) { set(str); return *this; }
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inline c_str &operator=(const c_str &str) { set(str.data()); return *this; }
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inline c_str &operator=(const char *str) { set(str); return *this; }
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private:
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char *m_data;
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};
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} /* namespace xmrig */
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#endif /* __C_STR_H__ */
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