CertSrvBackupPrepareW

// certadm.dll
#include <windows.h>

HRESULT CertSrvBackupPrepareW(
    LPCWSTR pwszServerName,
    DWORD grbitJet,
    CSBACKUP_TYPE dwBackupFlags,
    void** phbc
);

<DllImport("certadm.dll", ExactSpelling:=True)>
Public Shared Function CertSrvBackupPrepareW(
    <MarshalAs(UnmanagedType.LPWStr)> pwszServerName As String,   ' LPCWSTR
    grbitJet As UInteger,   ' DWORD
    dwBackupFlags As UInteger,   ' CSBACKUP_TYPE
    phbc As IntPtr   ' void** in/out
) As Integer
End Function

' pwszServerName : LPCWSTR
' grbitJet : DWORD
' dwBackupFlags : CSBACKUP_TYPE
' phbc : void** in/out
Declare PtrSafe Function CertSrvBackupPrepareW Lib "certadm" ( _
    ByVal pwszServerName As LongPtr, _
    ByVal grbitJet As Long, _
    ByVal dwBackupFlags As Long, _
    ByVal phbc As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CertSrvBackupPrepareW = ctypes.windll.certadm.CertSrvBackupPrepareW
CertSrvBackupPrepareW.restype = ctypes.c_int
CertSrvBackupPrepareW.argtypes = [
    wintypes.LPCWSTR,  # pwszServerName : LPCWSTR
    wintypes.DWORD,  # grbitJet : DWORD
    wintypes.DWORD,  # dwBackupFlags : CSBACKUP_TYPE
    ctypes.c_void_p,  # phbc : void** in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('certadm.dll')
CertSrvBackupPrepareW = Fiddle::Function.new(
  lib['CertSrvBackupPrepareW'],
  [
    Fiddle::TYPE_VOIDP,  # pwszServerName : LPCWSTR
    -Fiddle::TYPE_INT,  # grbitJet : DWORD
    -Fiddle::TYPE_INT,  # dwBackupFlags : CSBACKUP_TYPE
    Fiddle::TYPE_VOIDP,  # phbc : void** in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "certadm")]
extern "system" {
    fn CertSrvBackupPrepareW(
        pwszServerName: *const u16,  // LPCWSTR
        grbitJet: u32,  // DWORD
        dwBackupFlags: u32,  // CSBACKUP_TYPE
        phbc: *mut *mut ()  // void** in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("certadm.dll")]
public static extern int CertSrvBackupPrepareW([MarshalAs(UnmanagedType.LPWStr)] string pwszServerName, uint grbitJet, uint dwBackupFlags, IntPtr phbc);
"@
$api = Add-Type -MemberDefinition $sig -Name 'certadm_CertSrvBackupPrepareW' -Namespace Win32 -PassThru
# $api::CertSrvBackupPrepareW(pwszServerName, grbitJet, dwBackupFlags, phbc)

#uselib "certadm.dll"
#func global CertSrvBackupPrepareW "CertSrvBackupPrepareW" sptr, sptr, sptr, sptr
; CertSrvBackupPrepareW pwszServerName, grbitJet, dwBackupFlags, phbc   ; 戻り値は stat
; pwszServerName : LPCWSTR -> "sptr"
; grbitJet : DWORD -> "sptr"
; dwBackupFlags : CSBACKUP_TYPE -> "sptr"
; phbc : void** in/out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "certadm.dll"
#cfunc global CertSrvBackupPrepareW "CertSrvBackupPrepareW" wstr, int, int, sptr
; res = CertSrvBackupPrepareW(pwszServerName, grbitJet, dwBackupFlags, phbc)
; pwszServerName : LPCWSTR -> "wstr"
; grbitJet : DWORD -> "int"
; dwBackupFlags : CSBACKUP_TYPE -> "int"
; phbc : void** in/out -> "sptr"

; HRESULT CertSrvBackupPrepareW(LPCWSTR pwszServerName, DWORD grbitJet, CSBACKUP_TYPE dwBackupFlags, void** phbc)
#uselib "certadm.dll"
#cfunc global CertSrvBackupPrepareW "CertSrvBackupPrepareW" wstr, int, int, intptr
; res = CertSrvBackupPrepareW(pwszServerName, grbitJet, dwBackupFlags, phbc)
; pwszServerName : LPCWSTR -> "wstr"
; grbitJet : DWORD -> "int"
; dwBackupFlags : CSBACKUP_TYPE -> "int"
; phbc : void** in/out -> "intptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	certadm = windows.NewLazySystemDLL("certadm.dll")
	procCertSrvBackupPrepareW = certadm.NewProc("CertSrvBackupPrepareW")
)

// pwszServerName (LPCWSTR), grbitJet (DWORD), dwBackupFlags (CSBACKUP_TYPE), phbc (void** in/out)
r1, _, err := procCertSrvBackupPrepareW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszServerName))),
	uintptr(grbitJet),
	uintptr(dwBackupFlags),
	uintptr(phbc),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CertSrvBackupPrepareW(
  pwszServerName: PWideChar;   // LPCWSTR
  grbitJet: DWORD;   // DWORD
  dwBackupFlags: DWORD;   // CSBACKUP_TYPE
  phbc: Pointer   // void** in/out
): Integer; stdcall;
  external 'certadm.dll' name 'CertSrvBackupPrepareW';

result := DllCall("certadm\CertSrvBackupPrepareW"
    , "WStr", pwszServerName   ; LPCWSTR
    , "UInt", grbitJet   ; DWORD
    , "UInt", dwBackupFlags   ; CSBACKUP_TYPE
    , "Ptr", phbc   ; void** in/out
    , "Int")   ; return: HRESULT

●CertSrvBackupPrepareW(pwszServerName, grbitJet, dwBackupFlags, phbc) = DLL("certadm.dll", "int CertSrvBackupPrepareW(char*, dword, dword, void*)")
# 呼び出し: CertSrvBackupPrepareW(pwszServerName, grbitJet, dwBackupFlags, phbc)
# pwszServerName : LPCWSTR -> "char*"
# grbitJet : DWORD -> "dword"
# dwBackupFlags : CSBACKUP_TYPE -> "dword"
# phbc : void** in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。