// license that can be found in the LICENSE file.

package windows_test

import (
	"errors"
	"internal/syscall/windows"
	"syscall"
	"testing"
)

func TestSupportUnixSocket(t *testing.T) {
	var d syscall.WSAData
	if err := syscall.WSAStartup(uint32(0x202), &d); err != nil {
		t.Fatal(err)
	}
	defer syscall.WSACleanup()

	// Test that SupportUnixSocket returns true if WSASocket succeeds with AF_UNIX.

// InitWSA initiates the use of the Winsock DLL by the current process.
// It is called from the net package at init time to avoid
// loading ws2_32.dll when net is not used.
var InitWSA = sync.OnceFunc(func() {
	var d syscall.WSAData
	e := syscall.WSAStartup(uint32(0x202), &d)
	if e != nil {
		initErr = e
	}
	checkSetFileCompletionNotificationModes()
})

// operation contains superset of data necessary to perform all async IO.

	if r1 == socket_error {
		err = errnoErr(e1)
	}
	return
}

func WSAStartup(verreq uint32, data *WSAData) (sockerr error) {
	r0, _, _ := Syscall(procWSAStartup.Addr(), 2, uintptr(verreq), uintptr(unsafe.Pointer(data)), 0)
	if r0 != 0 {
		sockerr = Errno(r0)
	}
	return
}

		{"WSACleanup", Func, 0},
		{"WSADESCRIPTION_LEN", Const, 0},
		{"WSAData", Type, 0},
		{"WSAData.Description", Field, 0},
		{"WSAData.HighVersion", Field, 0},
		{"WSAData.MaxSockets", Field, 0},
		{"WSAData.MaxUdpDg", Field, 0},
		{"WSAData.SystemStatus", Field, 0},
		{"WSAData.VendorInfo", Field, 0},
		{"WSAData.Version", Field, 0},
		{"WSAEACCES", Const, 2},
		{"WSAECONNABORTED", Const, 9},

func LoadSetFileCompletionNotificationModes() error {
	return procSetFileCompletionNotificationModes.Find()
}

// net api calls

const socket_error = uintptr(^uint32(0))

//sys	WSAStartup(verreq uint32, data *WSAData) (sockerr error) = ws2_32.WSAStartup
//sys	WSACleanup() (err error) [failretval==socket_error] = ws2_32.WSACleanup

}

// net api calls

const socket_error = uintptr(^uint32(0))

//sys	WSAStartup(verreq uint32, data *WSAData) (sockerr error) = ws2_32.WSAStartup
//sys	WSACleanup() (err error) [failretval==socket_error] = ws2_32.WSACleanup

	handle = Handle(r0)
	if handle == InvalidHandle {
		err = errnoErr(e1)
	}
	return
}

func WSAStartup(verreq uint32, data *WSAData) (sockerr error) {
	r0, _, _ := syscall.Syscall(procWSAStartup.Addr(), 2, uintptr(verreq), uintptr(unsafe.Pointer(data)), 0)
	if r0 != 0 {
		sockerr = syscall.Errno(r0)
	}
	return
}