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// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package socket
import "syscall"
func (h *cmsghdr) set(l, lvl, typ int) {
h.Len = int32(l)
h.Level = int32(lvl)
h.Type = int32(typ)
}
func controlHeaderLen() int {
return syscall.CmsgLen(0)
}
func controlMessageLen(dataLen int) int {
return syscall.CmsgLen(dataLen)
}
func controlMessageSpace(dataLen int) int {
return syscall.CmsgSpace(dataLen)
}
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