From e1e8d058a33f7566f9c565d04b0d8b56f9645c35 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Wed, 25 Apr 2018 09:28:54 +0200 Subject: add vendor --- .../x/net/internal/socket/rawconn_mmsg.go | 74 ++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go (limited to 'vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go') diff --git a/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go b/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go new file mode 100644 index 0000000..499164a --- /dev/null +++ b/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go @@ -0,0 +1,74 @@ +// Copyright 2017 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. + +// +build go1.9 +// +build linux + +package socket + +import ( + "net" + "os" + "syscall" +) + +func (c *Conn) recvMsgs(ms []Message, flags int) (int, error) { + hs := make(mmsghdrs, len(ms)) + var parseFn func([]byte, string) (net.Addr, error) + if c.network != "tcp" { + parseFn = parseInetAddr + } + if err := hs.pack(ms, parseFn, nil); err != nil { + return 0, err + } + var operr error + var n int + fn := func(s uintptr) bool { + n, operr = recvmmsg(s, hs, flags) + if operr == syscall.EAGAIN { + return false + } + return true + } + if err := c.c.Read(fn); err != nil { + return n, err + } + if operr != nil { + return n, os.NewSyscallError("recvmmsg", operr) + } + if err := hs[:n].unpack(ms[:n], parseFn, c.network); err != nil { + return n, err + } + return n, nil +} + +func (c *Conn) sendMsgs(ms []Message, flags int) (int, error) { + hs := make(mmsghdrs, len(ms)) + var marshalFn func(net.Addr) []byte + if c.network != "tcp" { + marshalFn = marshalInetAddr + } + if err := hs.pack(ms, nil, marshalFn); err != nil { + return 0, err + } + var operr error + var n int + fn := func(s uintptr) bool { + n, operr = sendmmsg(s, hs, flags) + if operr == syscall.EAGAIN { + return false + } + return true + } + if err := c.c.Write(fn); err != nil { + return n, err + } + if operr != nil { + return n, os.NewSyscallError("sendmmsg", operr) + } + if err := hs[:n].unpack(ms[:n], nil, ""); err != nil { + return n, err + } + return n, nil +} -- cgit v1.2.3