// Copyright 2024 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 || (openbsd && !mips64) || solaris

package syscall

import _ "unsafe"

// used by internal/poll

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build aix || (darwin && !race) || (linux && !race) || (freebsd && !race) || netbsd || openbsd || solaris || dragonfly || zos

package unix

import (
	"unsafe"
)

const raceenabled = false

func raceAcquire(addr unsafe.Pointer) {
}

func raceReleaseMerge(addr unsafe.Pointer) {
}

	{"openbsd", "amd64"},
	{"openbsd", "arm"},
	{"openbsd", "arm64"},
	{"openbsd", "mips64"},
	{"openbsd", "ppc64"},
	{"openbsd", "riscv64"},
	{"plan9", "386"},
	{"plan9", "amd64"},
	{"plan9", "arm"},
	{"solaris", "amd64"},
	{"wasip1", "wasm"},
	{"windows", "386"},
	{"windows", "amd64"},
	{"windows", "arm"},
	{"windows", "arm64"},
}

var distInfo = map[OSArch]osArchInfo{
	{"aix", "ppc64"}:       {CgoSupported: true},

// See the License for the specific language governing permissions and
// limitations under the License.

//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris

package validation

import (
	"errors"
	"fmt"
	"net"
	"syscall"

	"golang.org/x/sys/unix"

	"istio.io/istio/pkg/log"

// to test correct handling of LDFLAGS.
#cgo linux LDFLAGS: -L. -lcgosotest
#cgo dragonfly LDFLAGS: -L. -l cgosotest
#cgo freebsd LDFLAGS: -L. -l cgosotest
#cgo openbsd LDFLAGS: -L. -l cgosotest
#cgo solaris LDFLAGS: -L. -lcgosotest
#cgo netbsd LDFLAGS: -L. libcgosotest.so
#cgo darwin LDFLAGS: -L. libcgosotest.dylib
#cgo windows LDFLAGS: -L. libcgosotest.a
#cgo aix LDFLAGS: -L. -l cgosotest

void init(void);

// Copyright 2023 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 || dragonfly || freebsd || openbsd || solaris || zos

package unix

var mapper = &mmapper{
	active: make(map[*byte][]byte),
	mmap:   mmap,
	munmap: munmap,

// Copyright 2011 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 || dragonfly || freebsd || netbsd || openbsd || solaris

package net

import (
	"runtime"
	"syscall"
)

func setIPv4MulticastInterface(fd *netFD, ifi *Interface) error {
	ip, err := interfaceToIPv4Addr(ifi)
	if err != nil {

// 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 {

// Copyright 2018 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 || (openbsd && !mips64) || solaris

package poll

import (
	"syscall"
	_ "unsafe" // for go:linkname
)

//go:linkname writev syscall.writev

// Copyright 2015 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 dragonfly || freebsd || linux || netbsd || openbsd || solaris

package poll

import "syscall"

// Accept4Func is used to hook the accept4 call.