From f6ad4dcef54c5ce997a4bad5a6d86de229015700 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:25:22 +0200 Subject: Adding upstream version 1.22.1. Signed-off-by: Daniel Baumann --- src/net/unixsock_readmsg_cloexec.go | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 src/net/unixsock_readmsg_cloexec.go (limited to 'src/net/unixsock_readmsg_cloexec.go') diff --git a/src/net/unixsock_readmsg_cloexec.go b/src/net/unixsock_readmsg_cloexec.go new file mode 100644 index 0000000..fa4fd7d --- /dev/null +++ b/src/net/unixsock_readmsg_cloexec.go @@ -0,0 +1,30 @@ +// Copyright 2021 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. + +//go:build aix || darwin || freebsd || solaris + +package net + +import "syscall" + +const readMsgFlags = 0 + +func setReadMsgCloseOnExec(oob []byte) { + scms, err := syscall.ParseSocketControlMessage(oob) + if err != nil { + return + } + + for _, scm := range scms { + if scm.Header.Level == syscall.SOL_SOCKET && scm.Header.Type == syscall.SCM_RIGHTS { + fds, err := syscall.ParseUnixRights(&scm) + if err != nil { + continue + } + for _, fd := range fds { + syscall.CloseOnExec(fd) + } + } + } +} -- cgit v1.2.3