Files
squeezelite-esp32/components/spotify/cspot/bell/main/io/include/CircularBuffer.h
2023-05-06 23:50:26 +02:00

35 lines
825 B
C++

#pragma once
#include <cstdint> // for uint8_t
#include <cstring> // for size_t
#include <memory> // for unique_ptr
#include <mutex> // for mutex
#include <vector> // for vector
#include "WrappedSemaphore.h" // for WrappedSemaphore
namespace bell {
class CircularBuffer {
public:
CircularBuffer(size_t dataCapacity);
std::unique_ptr<bell::WrappedSemaphore> dataSemaphore;
size_t size() const { return dataSize; }
size_t capacity() const { return dataCapacity; }
size_t write(const uint8_t* data, size_t bytes);
size_t read(uint8_t* data, size_t bytes);
void emptyBuffer();
void emptyExcept(size_t size);
private:
std::mutex bufferMutex;
size_t begIndex = 0;
size_t endIndex = 0;
size_t dataSize = 0;
size_t dataCapacity = 0;
std::vector<uint8_t> buffer;
};
} // namespace bell