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TcpFlags.scala
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TcpFlags.scala
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/*
* Copyright (c) 2013 Functional Streams for Scala
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
// Adapted from scodec-protocols, licensed under 3-clause BSD
package fs2.protocols
package ip
package tcp
import scodec.Codec
import scodec.codecs._
case class TcpFlags(
cwr: Boolean,
ecn: Boolean,
urg: Boolean,
ack: Boolean,
psh: Boolean,
rst: Boolean,
syn: Boolean,
fin: Boolean
)
object TcpFlags {
// format: off
implicit val codec: Codec[TcpFlags] = {
("cwr" | bool(1)) ::
("ecn" | bool(1)) ::
("urg" | bool(1)) ::
("ack" | bool(1)) ::
("psh" | bool(1)) ::
("rst" | bool(1)) ::
("syn" | bool(1)) ::
("fin" | bool(1))
}.as[TcpFlags]
// format: on
}