x11rb::protocol::shm

Function create_segment

source 
pub fn create_segment<Conn>(
    conn: &Conn,
    shmseg: Seg,
    size: u32,
    read_only: bool,
) -> Result<CookieWithFds<'_, Conn, CreateSegmentReply>, ConnectionError>
where
    Conn: RequestConnection + ?Sized,
Expand description

Asks the server to allocate a shared memory segment..

Asks the server to allocate a shared memory segment. The server’s reply will include a file descriptor for the client to pass to mmap().

§Fields

  • shmseg - A shared memory segment ID created with xcb_generate_id().
  • size - The size of the segment to create.
  • read_only - True if the server should map the segment read-only; otherwise false.