Atmosphere/libraries/libstratosphere/source/htclow/mux/htclow_mux_ring_buffer.hpp

42 lines
1.3 KiB
C++

/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::htclow::mux {
class RingBuffer {
private:
void *m_buffer;
void *m_read_only_buffer;
bool m_is_read_only;
size_t m_buffer_size;
size_t m_data_size;
size_t m_offset;
bool m_can_discard;
public:
RingBuffer() : m_buffer(), m_read_only_buffer(), m_is_read_only(true), m_buffer_size(), m_data_size(), m_offset(), m_can_discard(false) { /* ... */ }
size_t GetDataSize() { return m_data_size; }
Result Write(const void *data, size_t size);
Result Copy(void *dst, size_t size);
Result Discard(size_t size);
};
}