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0a1ea396d5
Instead of duplicating the logic for cmsg alignment, use CmsgLen and CmsgSpace from golang.org/x/sys/unix. Moreover, this should simplify adding new ports. Change-Id: Ic3ac9cf14781eff5b8e4f34bfd2b1c8bd3b69341 Reviewed-on: https://go-review.googlesource.com/c/net/+/259058 Trust: Tobias Klauser <tobias.klauser@gmail.com> Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Matt Layher <mdlayher@gmail.com>
23 lines
681 B
Go
23 lines
681 B
Go
// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build linux,!s390x,!386
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package socket
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import (
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"syscall"
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"unsafe"
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)
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func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
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n, _, errno := syscall.Syscall6(sysRECVMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
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return int(n), errnoErr(errno)
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}
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func sendmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
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n, _, errno := syscall.Syscall6(sysSENDMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
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return int(n), errnoErr(errno)
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}
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