Kernel/include/cbuf.hpp
2024-05-18 07:42:01 +03:00

46 lines
1.2 KiB
C++

/*
This file is part of Fennix Kernel.
Fennix Kernel is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix Kernel is distributed in the hope that 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 Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef __FENNIX_KERNEL_CIRCULAR_BUFFER_H__
#define __FENNIX_KERNEL_CIRCULAR_BUFFER_H__
#include <types.h>
#include <lock.hpp>
class CircularBuffer
{
private:
spin_lock Lock;
uint8_t *Buffer;
size_t BufferSize;
size_t BufferCount;
size_t Head;
size_t Tail;
public:
CircularBuffer(size_t Size);
~CircularBuffer();
size_t Write(const uint8_t *Data, size_t Size);
size_t Read(uint8_t *Data, size_t Size);
size_t Peek(uint8_t *Data, size_t Size);
size_t Count();
size_t Free();
};
#endif // !__FENNIX_KERNEL_CIRCULAR_BUFFER_H__