//
// io.go
//
// Copyright (c) 2023-2024 Markku Rossi
//
// All rights reserved.

package ot

// IO defines an I/O interface to communicate between peers.
type IO interface {
	// SendByte sends a byte value.
	SendByte(val byte) error

	// SendUint32 sends an uint32 value.
	SendUint32(val int) error

	// SendData sends binary data.
	SendData(val []byte) error

	// Flush flushed any pending data in the connection.
	Flush() error

	// ReceiveByte receives a byte value.
	ReceiveByte() (byte, error)

	// ReceiveUint32 receives an uint32 value.
	ReceiveUint32() (int, error)

	// ReceiveData receives binary data.
	ReceiveData() ([]byte, error)
}