diff options
Diffstat (limited to 'device/boundif_windows.go')
-rw-r--r-- | device/boundif_windows.go | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/device/boundif_windows.go b/device/boundif_windows.go deleted file mode 100644 index 6908415..0000000 --- a/device/boundif_windows.go +++ /dev/null @@ -1,64 +0,0 @@ -/* SPDX-License-Identifier: MIT - * - * Copyright (C) 2017-2019 WireGuard LLC. All Rights Reserved. - */ - -package device - -import ( - "encoding/binary" - "errors" - "unsafe" - - "golang.org/x/sys/windows" -) - -const ( - sockoptIP_UNICAST_IF = 31 - sockoptIPV6_UNICAST_IF = 31 -) - -func (device *Device) BindSocketToInterface4(interfaceIndex uint32, blackhole bool) error { - /* MSDN says for IPv4 this needs to be in net byte order, so that it's like an IP address with leading zeros. */ - bytes := make([]byte, 4) - binary.BigEndian.PutUint32(bytes, interfaceIndex) - interfaceIndex = *(*uint32)(unsafe.Pointer(&bytes[0])) - - if device.net.bind == nil { - return errors.New("Bind is not yet initialized") - } - - sysconn, err := device.net.bind.(*nativeBind).ipv4.SyscallConn() - if err != nil { - return err - } - err2 := sysconn.Control(func(fd uintptr) { - err = windows.SetsockoptInt(windows.Handle(fd), windows.IPPROTO_IP, sockoptIP_UNICAST_IF, int(interfaceIndex)) - }) - if err2 != nil { - return err2 - } - if err != nil { - return err - } - device.net.bind.(*nativeBind).blackhole4 = blackhole - return nil -} - -func (device *Device) BindSocketToInterface6(interfaceIndex uint32, blackhole bool) error { - sysconn, err := device.net.bind.(*nativeBind).ipv6.SyscallConn() - if err != nil { - return err - } - err2 := sysconn.Control(func(fd uintptr) { - err = windows.SetsockoptInt(windows.Handle(fd), windows.IPPROTO_IPV6, sockoptIPV6_UNICAST_IF, int(interfaceIndex)) - }) - if err2 != nil { - return err2 - } - if err != nil { - return err - } - device.net.bind.(*nativeBind).blackhole6 = blackhole - return nil -} |