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path: root/tun/wintun/nci/zsyscall_windows.go
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// Code generated by 'go generate'; DO NOT EDIT.

package nci

import (
	"syscall"
	"unsafe"

	"golang.org/x/sys/windows"
)

var _ unsafe.Pointer

// Do the interface allocations only once for common
// Errno values.
const (
	errnoERROR_IO_PENDING = 997
)

var (
	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
)

// errnoErr returns common boxed Errno values, to prevent
// allocations at runtime.
func errnoErr(e syscall.Errno) error {
	switch e {
	case 0:
		return nil
	case errnoERROR_IO_PENDING:
		return errERROR_IO_PENDING
	}
	// TODO: add more here, after collecting data on the common
	// error values see on Windows. (perhaps when running
	// all.bat?)
	return e
}

var (
	modnci = windows.NewLazySystemDLL("nci.dll")

	procNciSetConnectionName = modnci.NewProc("NciSetConnectionName")
	procNciGetConnectionName = modnci.NewProc("NciGetConnectionName")
)

func nciSetConnectionName(guid *windows.GUID, newName *uint16) (ret error) {
	r0, _, _ := syscall.Syscall(procNciSetConnectionName.Addr(), 2, uintptr(unsafe.Pointer(guid)), uintptr(unsafe.Pointer(newName)), 0)
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}

func nciGetConnectionName(guid *windows.GUID, destName *uint16, inDestNameBytes uint32, outDestNameBytes *uint32) (ret error) {
	r0, _, _ := syscall.Syscall6(procNciGetConnectionName.Addr(), 4, uintptr(unsafe.Pointer(guid)), uintptr(unsafe.Pointer(destName)), uintptr(inDestNameBytes), uintptr(unsafe.Pointer(outDestNameBytes)), 0, 0)
	if r0 != 0 {
		ret = syscall.Errno(r0)
	}
	return
}