1 files changed, 0 insertions, 76 deletions
diff --git a/services/tokens.go b/services/tokens.go
deleted file mode 100644
index bca75475..00000000
--- a/services/tokens.go
+++ /dev/null
@@ -1,76 +0,0 @@
-/* SPDX-License-Identifier: MIT
- *
- * Copyright (C) 2019 WireGuard LLC. All Rights Reserved.
- */
-
-package services
-
-import (
-	"errors"
-	"runtime"
-	"unsafe"
-
-	"golang.org/x/sys/windows"
-)
-
-func TokenIsMemberOfBuiltInAdministrator(token windows.Token) bool {
-	gs, err := token.GetTokenGroups()
-	if err != nil {
-		return false
-	}
-	isAdmin := false
-	for _, g := range gs.AllGroups() {
-		if (g.Attributes&windows.SE_GROUP_USE_FOR_DENY_ONLY != 0 || g.Attributes&windows.SE_GROUP_ENABLED != 0) && g.Sid.IsWellKnown(windows.WinBuiltinAdministratorsSid) {
-			isAdmin = true
-			break
-		}
-	}
-	runtime.KeepAlive(gs)
-	return isAdmin
-}
-
-func DropAllPrivileges(retainDriverLoading bool) error {
-	processHandle, err := windows.GetCurrentProcess()
-	if err != nil {
-		return err
-	}
-	var luid windows.LUID
-	if retainDriverLoading {
-		err = windows.LookupPrivilegeValue(nil, windows.StringToUTF16Ptr("SeLoadDriverPrivilege"), &luid)
-		if err != nil {
-			return err
-		}
-	}
-	var processToken windows.Token
-	err = windows.OpenProcessToken(processHandle, windows.TOKEN_READ|windows.TOKEN_WRITE, &processToken)
-	if err != nil {
-		return err
-	}
-	defer processToken.Close()
-
-	var bufferSizeRequired uint32
-	windows.GetTokenInformation(processToken, windows.TokenPrivileges, nil, 0, &bufferSizeRequired)
-	if bufferSizeRequired == 0 || bufferSizeRequired < uint32(unsafe.Sizeof(windows.Tokenprivileges{}.PrivilegeCount)) {
-		return errors.New("GetTokenInformation failed to provide a buffer size")
-	}
-	buffer := make([]byte, bufferSizeRequired)
-	var bytesWritten uint32
-	err = windows.GetTokenInformation(processToken, windows.TokenPrivileges, &buffer[0], uint32(len(buffer)), &bytesWritten)
-	if err != nil {
-		return err
-	}
-	if bytesWritten != bufferSizeRequired {
-		return errors.New("GetTokenInformation returned incomplete data")
-	}
-	tokenPrivileges := (*windows.Tokenprivileges)(unsafe.Pointer(&buffer[0]))
-	for i := uint32(0); i < tokenPrivileges.PrivilegeCount; i++ {
-		item := (*windows.LUIDAndAttributes)(unsafe.Pointer(uintptr(unsafe.Pointer(&tokenPrivileges.Privileges[0])) + unsafe.Sizeof(tokenPrivileges.Privileges[0])*uintptr(i)))
-		if retainDriverLoading && item.Luid == luid {
-			continue
-		}
-		item.Attributes = windows.SE_PRIVILEGE_REMOVED
-	}
-	err = windows.AdjustTokenPrivileges(processToken, false, tokenPrivileges, 0, nil, nil)
-	runtime.KeepAlive(buffer)
-	return err
-}