93 lines
4 KiB
C++
93 lines
4 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 2018-2019 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2019 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 XMRIG_BUFFER_H
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#define XMRIG_BUFFER_H
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#include "base/tools/String.h"
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namespace xmrig {
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class Buffer
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{
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public:
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Buffer() = default;
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Buffer(Buffer &&other) noexcept;
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Buffer(const Buffer &other);
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Buffer(const char *data, size_t size);
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Buffer(size_t size);
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~Buffer();
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inline bool isEmpty() const { return size() == 0; }
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inline bool isEqual(const Buffer &other) const { return m_size == other.m_size && (m_size == 0 || memcmp(m_data, other.m_data, m_size) == 0); }
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inline char *data() { return m_data; }
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inline const char *data() const { return m_data; }
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inline size_t size() const { return m_size; }
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inline void from(const Buffer &other) { from(other.data(), other.size()); }
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void from(const char *data, size_t size);
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inline bool operator!=(const Buffer &other) const { return !isEqual(other); }
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inline bool operator==(const Buffer &other) const { return isEqual(other); }
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inline Buffer &operator=(Buffer &&other) noexcept { move(std::move(other)); return *this; }
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inline Buffer &operator=(const Buffer &other) { from(other); return *this; }
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static Buffer allocUnsafe(size_t size);
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static inline Buffer alloc(size_t size) { return Buffer(size); }
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inline static bool fromHex(const char *in, size_t size, char *out) { return fromHex(reinterpret_cast<const uint8_t *>(in), size, reinterpret_cast<uint8_t *>(out)); }
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inline static bool fromHex(const char *in, size_t size, uint8_t *out) { return fromHex(reinterpret_cast<const uint8_t *>(in), size, out); }
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inline static Buffer fromHex(const char *data) { return fromHex(data, strlen(data)); }
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inline static Buffer fromHex(const String &str) { return fromHex(str.data(), str.size()); }
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inline static String toHex(const char *in, size_t size) { return Buffer(in, size).toHex(); }
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inline static String toHex(const uint8_t *in, size_t size) { return Buffer(reinterpret_cast<const char *>(in), size).toHex(); }
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inline static void toHex(const char *in, size_t size, char *out) { return toHex(reinterpret_cast<const uint8_t *>(in), size, reinterpret_cast<uint8_t *>(out)); }
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inline static void toHex(const uint8_t *in, size_t size, char *out) { return toHex(in, size, reinterpret_cast<uint8_t *>(out)); }
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static bool fromHex(const uint8_t *in, size_t size, uint8_t *out);
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static Buffer fromHex(const char *data, size_t size);
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static void toHex(const uint8_t *in, size_t size, uint8_t *out);
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String toHex() const;
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private:
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void copy(const char *data, size_t size);
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void move(Buffer &&other);
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char *m_data = nullptr;
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size_t m_size = 0;
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};
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} /* namespace xmrig */
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#endif /* XMRIG_BUFFER_H */
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