mirror of
https://github.com/RPCS3/rpcs3.git
synced 2024-11-16 23:17:29 +00:00
39 lines
801 B
C++
39 lines
801 B
C++
#pragma once
|
|
|
|
#include "util/types.hpp"
|
|
#include "util/atomic.hpp"
|
|
|
|
// Single reader/writer simple ringbuffer.
|
|
// Counters are 32-bit.
|
|
class simple_ringbuf
|
|
{
|
|
private:
|
|
|
|
atomic_t<u64> rw_ptr = 0;
|
|
u32 buf_size = 0;
|
|
std::unique_ptr<u8[]> buf{};
|
|
atomic_t<bool> initialized = false;
|
|
|
|
public:
|
|
|
|
simple_ringbuf() {};
|
|
simple_ringbuf(u32 size);
|
|
|
|
simple_ringbuf(const simple_ringbuf&) = delete;
|
|
simple_ringbuf& operator=(const simple_ringbuf&) = delete;
|
|
|
|
simple_ringbuf(simple_ringbuf&& other);
|
|
simple_ringbuf& operator=(simple_ringbuf&& other);
|
|
|
|
u32 get_free_size();
|
|
u32 get_used_size();
|
|
u32 get_total_size();
|
|
|
|
// Thread unsafe functions.
|
|
void set_buf_size(u32 size);
|
|
void flush(); // Could be safely called from reader.
|
|
|
|
u32 push(const void *data, u32 size);
|
|
u32 pop(void *data, u32 size);
|
|
};
|