//go:build windows // +build windows /* ** Copyright (C) 2001-2025 Zabbix SIA ** ** This program is free software: you can redistribute it and/or modify it under the terms of ** the GNU Affero General Public License as published by the Free Software Foundation, version 3. ** ** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; ** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. ** See the GNU Affero General Public License for more details. ** ** You should have received a copy of the GNU Affero General Public License along with this program. ** If not, see <https://www.gnu.org/licenses/>. **/ package win32 import ( "syscall" "unsafe" "golang.org/x/sys/windows" ) var ( hAdvapi32 Hlib getServiceKeyName uintptr ) func init() { hAdvapi32 = mustLoadLibrary("advapi32.dll") getServiceKeyName = hAdvapi32.mustGetProcAddress("GetServiceKeyNameW") } func GetServiceKeyName(h syscall.Handle, displayName string) (name string, err error) { wdn, err := windows.UTF16FromString(displayName) if err != nil { return } b := make([]uint16, 4096) size := uint32(len(b)) ret, _, syserr := syscall.Syscall6(getServiceKeyName, 4, uintptr(h), uintptr(unsafe.Pointer(&wdn[0])), uintptr(unsafe.Pointer(&b[0])), uintptr(unsafe.Pointer(&size)), 0, 0) if ret == 0 { return "", syserr } return windows.UTF16ToString(b), nil }