Blame vendor/golang.org/x/sys/unix/sockcmsg_dragonfly.go
|
Packit |
63bb0d |
// Copyright 2019 The Go Authors. All rights reserved.
|
|
Packit |
63bb0d |
// Use of this source code is governed by a BSD-style
|
|
Packit |
63bb0d |
// license that can be found in the LICENSE file.
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
package unix
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
// Round the length of a raw sockaddr up to align it properly.
|
|
Packit |
63bb0d |
func cmsgAlignOf(salen int) int {
|
|
Packit |
63bb0d |
salign := SizeofPtr
|
|
Packit |
63bb0d |
if SizeofPtr == 8 && !supportsABI(_dragonflyABIChangeVersion) {
|
|
Packit |
63bb0d |
// 64-bit Dragonfly before the September 2019 ABI changes still requires
|
|
Packit |
63bb0d |
// 32-bit aligned access to network subsystem.
|
|
Packit |
63bb0d |
salign = 4
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return (salen + salign - 1) & ^(salign - 1)
|
|
Packit |
63bb0d |
}
|