github.com/iDigitalFlame/xmt@v0.5.4/device/address_netip.go (about)

     1  //go:build go1.18
     2  // +build go1.18
     3  
     4  // Copyright (C) 2020 - 2023 iDigitalFlame
     5  //
     6  // This program is free software: you can redistribute it and/or modify
     7  // it under the terms of the GNU General Public License as published by
     8  // the Free Software Foundation, either version 3 of the License, or
     9  // any later version.
    10  //
    11  // This program is distributed in the hope that it will be useful,
    12  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  // GNU General Public License for more details.
    15  //
    16  // You should have received a copy of the GNU General Public License
    17  // along with this program.  If not, see <https://www.gnu.org/licenses/>.
    18  //
    19  
    20  package device
    21  
    22  import "net/netip"
    23  
    24  // ToAddr will return this Address as a netip.Addr struct. This will choose the
    25  // type based on the underlying address size.
    26  func (a *Address) ToAddr() netip.Addr {
    27  	if a.Is4() {
    28  		return netip.AddrFrom4([4]byte{byte(a.low >> 24), byte(a.low >> 16), byte(a.low >> 8), byte(a.low)})
    29  	}
    30  	return netip.AddrFrom16([16]byte{
    31  		byte(a.hi >> 56), byte(a.hi >> 48), byte(a.hi >> 40), byte(a.hi >> 32),
    32  		byte(a.hi >> 24), byte(a.hi >> 16), byte(a.hi >> 8), byte(a.hi),
    33  		byte(a.low >> 56), byte(a.low >> 48), byte(a.low >> 40), byte(a.low >> 32),
    34  		byte(a.low >> 24), byte(a.low >> 16), byte(a.low >> 8), byte(a.low),
    35  	})
    36  }