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d23d9bc549
Done with: go get go@1.18 go mod tidy go fix ./... Using go1.21.3. With a manual change to keep golang.org/x/net/context testing itself, not context in the standard library. For golang/go#60268. Change-Id: I00682bf7cf1e3ba4370e2a3e7f63dc245b294a36 Reviewed-on: https://go-review.googlesource.com/c/net/+/534241 LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com> Reviewed-by: Damien Neil <dneil@google.com> Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
// Copyright 2014 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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//go:build aix || darwin || freebsd || linux || solaris || zos
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package ipv6
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import (
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"net"
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"unsafe"
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"golang.org/x/net/internal/socket"
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)
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var compatFreeBSD32 bool // 386 emulation on amd64
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func (so *sockOpt) setGroupReq(c *socket.Conn, ifi *net.Interface, grp net.IP) error {
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var gr groupReq
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if ifi != nil {
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gr.Interface = uint32(ifi.Index)
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}
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gr.setGroup(grp)
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var b []byte
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if compatFreeBSD32 {
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var d [sizeofGroupReq + 4]byte
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s := (*[sizeofGroupReq]byte)(unsafe.Pointer(&gr))
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copy(d[:4], s[:4])
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copy(d[8:], s[4:])
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b = d[:]
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} else {
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b = (*[sizeofGroupReq]byte)(unsafe.Pointer(&gr))[:sizeofGroupReq]
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}
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return so.Set(c, b)
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}
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func (so *sockOpt) setGroupSourceReq(c *socket.Conn, ifi *net.Interface, grp, src net.IP) error {
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var gsr groupSourceReq
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if ifi != nil {
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gsr.Interface = uint32(ifi.Index)
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}
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gsr.setSourceGroup(grp, src)
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var b []byte
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if compatFreeBSD32 {
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var d [sizeofGroupSourceReq + 4]byte
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s := (*[sizeofGroupSourceReq]byte)(unsafe.Pointer(&gsr))
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copy(d[:4], s[:4])
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copy(d[8:], s[4:])
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b = d[:]
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} else {
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b = (*[sizeofGroupSourceReq]byte)(unsafe.Pointer(&gsr))[:sizeofGroupSourceReq]
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}
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return so.Set(c, b)
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}
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