github.com/lianghucheng/zrddz@v0.0.0-20200923083010-c71f680932e2/src/golang.org/x/net/internal/socket/msghdr_bsdvar.go (about)

     1  // Copyright 2017 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build aix darwin dragonfly freebsd netbsd
     6  
     7  package socket
     8  
     9  func (h *msghdr) setIov(vs []iovec) {
    10  	l := len(vs)
    11  	if l == 0 {
    12  		return
    13  	}
    14  	h.Iov = &vs[0]
    15  	h.Iovlen = int32(l)
    16  }