1 // Copyright 2016 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 darwin dragonfly freebsd linux netbsd openbsd 6 7 package net 8 9 import ( 10 "runtime" 11 "syscall" 12 ) 13 14 func (c *conn) writeBuffers(v *Buffers) (int64, error) { 15 if !c.ok() { 16 return 0, syscall.EINVAL 17 } 18 n, err := c.fd.writeBuffers(v) 19 if err != nil { 20 return n, &OpError{Op: "writev", Net: c.fd.net, Source: c.fd.laddr, Addr: c.fd.raddr, Err: err} 21 } 22 return n, nil 23 } 24 25 func (fd *netFD) writeBuffers(v *Buffers) (n int64, err error) { 26 n, err = fd.pfd.Writev((*[][]byte)(v)) 27 runtime.KeepAlive(fd) 28 return n, wrapSyscallError("writev", err) 29 } 30
