Package netpoll provides a portable interface for network I/O event notification facility.

NewBuffer Creates a buffer.

NewHeaderLenDecoder Creates a decoder based on header length headerLen Indicates the header of a TCP packet, which describes the byte length of the packet readMaxLen Specifies the maximum length of the client packet read.

NewHeaderLenEncoder Creates an encoder based on header length headerLen Indicates the header of a TCP packet, which describes the byte length of the packet writeBufferLen Indicates the recommended length of a packet sent by the server to the client.

NewServer init server to start.

man epoll_ctl see EPOLL_EVENTS detail1 2 8 16 8192 2147483648EpollReadEvents = unix.EPOLLIN | unix.EPOLLPRI | unix.EPOLLERR | unix.EPOLLHUP | unix.EPOLLRDHUP | unix.EPOLLET.

accept event op completed.

close connect.

event stream ready to read.

kenerl poll in event ready.

provide buff ok.

read event op completed.

connect timeout.

write event op completed.

epoll/kqueue event.

add epoll IN ready event for registered eventfd in iouring.

kenerl sqpoll + poll, user space poll wait cqe.

all async block event (interrupt).

poll IN ready event.

less syscall for io_uring_enter.

stream unbounded worker pool (worker queue).

Buffer Read buffer, one read buffer for each tcp long connection.

Conn keepalive connection.

Server TCP server.

Decoder.

Encoder.

Handler Server for biz logic.