Struct PerfBuffer

pub struct PerfBuffer<'b> { /* private fields */ }

Represents a special kind of MapCore. Typically used to transfer data between Programs and userspace.

Implementations

impl PerfBuffer<'_>

pub fn epoll_fd(&self) -> i32

pub fn poll(&self, timeout: Duration) -> Result<()>

pub fn consume(&self) -> Result<()>

pub fn consume_buffer(&self, buf_idx: usize) -> Result<()>

pub fn buffer_cnt(&self) -> usize

pub fn buffer_fd(&self, buf_idx: usize) -> Result<i32>

Trait Implementations

impl AsRawLibbpf for PerfBuffer<'_>

fn as_libbpf_object(&self) -> NonNull<Self::LibbpfType>

Retrieve the underlying libbpf_sys::perf_buffer.

type LibbpfType = perf_buffer

The underlying libbpf type.

impl<'b> Debug for PerfBuffer<'b>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Drop for PerfBuffer<'_>

fn drop(&mut self)

Executes the destructor for this type.

impl Send for PerfBuffer<'_>