CredWriteDomainCredentialsW

// ADVAPI32.dll  (Unicode / -W)
#include <windows.h>

BOOL CredWriteDomainCredentialsW(
    CREDENTIAL_TARGET_INFORMATIONW* TargetInfo,
    CREDENTIALW* Credential,
    DWORD Flags
);

<DllImport("ADVAPI32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CredWriteDomainCredentialsW(
    TargetInfo As IntPtr,   ' CREDENTIAL_TARGET_INFORMATIONW*
    Credential As IntPtr,   ' CREDENTIALW*
    Flags As UInteger   ' DWORD
) As Boolean
End Function

' TargetInfo : CREDENTIAL_TARGET_INFORMATIONW*
' Credential : CREDENTIALW*
' Flags : DWORD
Declare PtrSafe Function CredWriteDomainCredentialsW Lib "advapi32" ( _
    ByVal TargetInfo As LongPtr, _
    ByVal Credential As LongPtr, _
    ByVal Flags As Long) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CredWriteDomainCredentialsW = ctypes.windll.advapi32.CredWriteDomainCredentialsW
CredWriteDomainCredentialsW.restype = wintypes.BOOL
CredWriteDomainCredentialsW.argtypes = [
    ctypes.c_void_p,  # TargetInfo : CREDENTIAL_TARGET_INFORMATIONW*
    ctypes.c_void_p,  # Credential : CREDENTIALW*
    wintypes.DWORD,  # Flags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
CredWriteDomainCredentialsW = Fiddle::Function.new(
  lib['CredWriteDomainCredentialsW'],
  [
    Fiddle::TYPE_VOIDP,  # TargetInfo : CREDENTIAL_TARGET_INFORMATIONW*
    Fiddle::TYPE_VOIDP,  # Credential : CREDENTIALW*
    -Fiddle::TYPE_INT,  # Flags : DWORD
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "advapi32")]
extern "system" {
    fn CredWriteDomainCredentialsW(
        TargetInfo: *mut CREDENTIAL_TARGET_INFORMATIONW,  // CREDENTIAL_TARGET_INFORMATIONW*
        Credential: *mut CREDENTIALW,  // CREDENTIALW*
        Flags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool CredWriteDomainCredentialsW(IntPtr TargetInfo, IntPtr Credential, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_CredWriteDomainCredentialsW' -Namespace Win32 -PassThru
# $api::CredWriteDomainCredentialsW(TargetInfo, Credential, Flags)

#uselib "ADVAPI32.dll"
#func global CredWriteDomainCredentialsW "CredWriteDomainCredentialsW" wptr, wptr, wptr
; CredWriteDomainCredentialsW varptr(TargetInfo), varptr(Credential), Flags   ; 戻り値は stat
; TargetInfo : CREDENTIAL_TARGET_INFORMATIONW* -> "wptr"
; Credential : CREDENTIALW* -> "wptr"
; Flags : DWORD -> "wptr"
; ※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 "ADVAPI32.dll"
#cfunc global CredWriteDomainCredentialsW "CredWriteDomainCredentialsW" var, var, int
; res = CredWriteDomainCredentialsW(TargetInfo, Credential, Flags)
; TargetInfo : CREDENTIAL_TARGET_INFORMATIONW* -> "var"
; Credential : CREDENTIALW* -> "var"
; Flags : DWORD -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; BOOL CredWriteDomainCredentialsW(CREDENTIAL_TARGET_INFORMATIONW* TargetInfo, CREDENTIALW* Credential, DWORD Flags)
#uselib "ADVAPI32.dll"
#cfunc global CredWriteDomainCredentialsW "CredWriteDomainCredentialsW" var, var, int
; res = CredWriteDomainCredentialsW(TargetInfo, Credential, Flags)
; TargetInfo : CREDENTIAL_TARGET_INFORMATIONW* -> "var"
; Credential : CREDENTIALW* -> "var"
; Flags : DWORD -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procCredWriteDomainCredentialsW = advapi32.NewProc("CredWriteDomainCredentialsW")
)

// TargetInfo (CREDENTIAL_TARGET_INFORMATIONW*), Credential (CREDENTIALW*), Flags (DWORD)
r1, _, err := procCredWriteDomainCredentialsW.Call(
	uintptr(TargetInfo),
	uintptr(Credential),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CredWriteDomainCredentialsW(
  TargetInfo: Pointer;   // CREDENTIAL_TARGET_INFORMATIONW*
  Credential: Pointer;   // CREDENTIALW*
  Flags: DWORD   // DWORD
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'CredWriteDomainCredentialsW';

result := DllCall("ADVAPI32\CredWriteDomainCredentialsW"
    , "Ptr", TargetInfo   ; CREDENTIAL_TARGET_INFORMATIONW*
    , "Ptr", Credential   ; CREDENTIALW*
    , "UInt", Flags   ; DWORD
    , "Int")   ; return: BOOL

●CredWriteDomainCredentialsW(TargetInfo, Credential, Flags) = DLL("ADVAPI32.dll", "bool CredWriteDomainCredentialsW(void*, void*, dword)")
# 呼び出し: CredWriteDomainCredentialsW(TargetInfo, Credential, Flags)
# TargetInfo : CREDENTIAL_TARGET_INFORMATIONW* -> "void*"
# Credential : CREDENTIALW* -> "void*"
# Flags : DWORD -> "dword"
# 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。