mirror of
https://github.com/Atmosphere-NX/Atmosphere
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46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* 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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#pragma once
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#include <stratosphere.hpp>
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namespace ams::htclow::mux {
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class RingBuffer {
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private:
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void *m_buffer;
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void *m_read_only_buffer;
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bool m_is_read_only;
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size_t m_buffer_size;
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size_t m_data_size;
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size_t m_offset;
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bool m_can_discard;
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public:
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RingBuffer() : m_buffer(), m_read_only_buffer(), m_is_read_only(true), m_buffer_size(), m_data_size(), m_offset(), m_can_discard(false) { /* ... */ }
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void Initialize(void *buffer, size_t buffer_size);
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void InitializeForReadOnly(const void *buffer, size_t buffer_size);
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size_t GetDataSize() { return m_data_size; }
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Result Write(const void *data, size_t size);
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Result Copy(void *dst, size_t size);
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Result Discard(size_t size);
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};
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}
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