github.com/bepass-org/wireguard-go@v1.0.4-rc2.0.20240304192354-ebce6572bc24/device/ip.go (about)

     1  /* SPDX-License-Identifier: MIT
     2   *
     3   * Copyright (C) 2017-2023 WireGuard LLC. All Rights Reserved.
     4   */
     5  
     6  package device
     7  
     8  import (
     9  	"net"
    10  )
    11  
    12  const (
    13  	IPv4offsetTotalLength = 2
    14  	IPv4offsetSrc         = 12
    15  	IPv4offsetDst         = IPv4offsetSrc + net.IPv4len
    16  )
    17  
    18  const (
    19  	IPv6offsetPayloadLength = 4
    20  	IPv6offsetSrc           = 8
    21  	IPv6offsetDst           = IPv6offsetSrc + net.IPv6len
    22  )