func (c *NetConn) write(pkt packet.Packet) error {
// reset and eventually grow buffer
packetLength := pkt.Len()
c.sendBuffer.Reset()
c.sendBuffer.Grow(packetLength)
buf := c.sendBuffer.Bytes()[0:packetLength]
// encode packet
_, err := pkt.Encode(buf)
if err != nil {
c.conn.Close()
return newTransportError(EncodeError, err)
}
// write buffer
bytesWritten, err := c.writer.Write(buf)
if isCloseError(err) {
return newTransportError(ConnectionClose, err)
} else if err != nil {
c.conn.Close()
return newTransportError(NetworkError, err)
}
// increment write counter
atomic.AddInt64(&c.writeCounter, int64(bytesWritten))
return nil
}
func (c *WebSocketConn) write(pkt packet.Packet) error {
// reset and eventually grow buffer
packetLength := pkt.Len()
c.sendBuffer.Reset()
c.sendBuffer.Grow(packetLength)
buf := c.sendBuffer.Bytes()[0:packetLength]
// encode packet
n, err := pkt.Encode(buf)
if err != nil {
c.end(false, websocket.CloseInternalServerErr)
return newTransportError(EncodeError, err)
}
// create writer if missing
if c.writer == nil {
writer, err := c.conn.NextWriter(websocket.BinaryMessage)
if err != nil {
c.end(false, websocket.CloseInternalServerErr)
return newTransportError(NetworkError, err)
}
c.writer = writer
}
// write packet to writer
_, err = c.writer.Write(buf)
if isCloseError(err) {
return newTransportError(ConnectionClose, err)
} else if err != nil {
c.end(false, websocket.CloseInternalServerErr)
return newTransportError(NetworkError, err)
}
// increment write counter
atomic.AddInt64(&c.writeCounter, int64(n))
return nil
}