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.
16 func (c *Conn) recvMsgs(ms []Message, flags int) (int, error) {
17 hs := make(mmsghdrs, len(ms))
18 var parseFn func([]byte, string) (net.Addr, error)
19 if c.network != "tcp" {
20 parseFn = parseInetAddr
22 if err := hs.pack(ms, parseFn, nil); err != nil {
27 fn := func(s uintptr) bool {
28 n, operr = recvmmsg(s, hs, flags)
29 if operr == syscall.EAGAIN {
34 if err := c.c.Read(fn); err != nil {
38 return n, os.NewSyscallError("recvmmsg", operr)
40 if err := hs[:n].unpack(ms[:n], parseFn, c.network); err != nil {
46 func (c *Conn) sendMsgs(ms []Message, flags int) (int, error) {
47 hs := make(mmsghdrs, len(ms))
48 var marshalFn func(net.Addr) []byte
49 if c.network != "tcp" {
50 marshalFn = marshalInetAddr
52 if err := hs.pack(ms, nil, marshalFn); err != nil {
57 fn := func(s uintptr) bool {
58 n, operr = sendmmsg(s, hs, flags)
59 if operr == syscall.EAGAIN {
64 if err := c.c.Write(fn); err != nil {
68 return n, os.NewSyscallError("sendmmsg", operr)
70 if err := hs[:n].unpack(ms[:n], nil, ""); err != nil {