FindNLSString

// KERNEL32.dll
#include <windows.h>

INT FindNLSString(
    DWORD Locale,
    DWORD dwFindNLSStringFlags,
    LPCWSTR lpStringSource,
    INT cchSource,
    LPCWSTR lpStringValue,
    INT cchValue,
    INT* pcchFound   // optional
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function FindNLSString(
    Locale As UInteger,   ' DWORD
    dwFindNLSStringFlags As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> lpStringSource As String,   ' LPCWSTR
    cchSource As Integer,   ' INT
    <MarshalAs(UnmanagedType.LPWStr)> lpStringValue As String,   ' LPCWSTR
    cchValue As Integer,   ' INT
    pcchFound As IntPtr   ' INT* optional, out
) As Integer
End Function

' Locale : DWORD
' dwFindNLSStringFlags : DWORD
' lpStringSource : LPCWSTR
' cchSource : INT
' lpStringValue : LPCWSTR
' cchValue : INT
' pcchFound : INT* optional, out
Declare PtrSafe Function FindNLSString Lib "kernel32" ( _
    ByVal Locale As Long, _
    ByVal dwFindNLSStringFlags As Long, _
    ByVal lpStringSource As LongPtr, _
    ByVal cchSource As Long, _
    ByVal lpStringValue As LongPtr, _
    ByVal cchValue As Long, _
    ByVal pcchFound 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

FindNLSString = ctypes.windll.kernel32.FindNLSString
FindNLSString.restype = ctypes.c_int
FindNLSString.argtypes = [
    wintypes.DWORD,  # Locale : DWORD
    wintypes.DWORD,  # dwFindNLSStringFlags : DWORD
    wintypes.LPCWSTR,  # lpStringSource : LPCWSTR
    ctypes.c_int,  # cchSource : INT
    wintypes.LPCWSTR,  # lpStringValue : LPCWSTR
    ctypes.c_int,  # cchValue : INT
    ctypes.POINTER(ctypes.c_int),  # pcchFound : INT* optional, out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
FindNLSString = Fiddle::Function.new(
  lib['FindNLSString'],
  [
    -Fiddle::TYPE_INT,  # Locale : DWORD
    -Fiddle::TYPE_INT,  # dwFindNLSStringFlags : DWORD
    Fiddle::TYPE_VOIDP,  # lpStringSource : LPCWSTR
    Fiddle::TYPE_INT,  # cchSource : INT
    Fiddle::TYPE_VOIDP,  # lpStringValue : LPCWSTR
    Fiddle::TYPE_INT,  # cchValue : INT
    Fiddle::TYPE_VOIDP,  # pcchFound : INT* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn FindNLSString(
        Locale: u32,  // DWORD
        dwFindNLSStringFlags: u32,  // DWORD
        lpStringSource: *const u16,  // LPCWSTR
        cchSource: i32,  // INT
        lpStringValue: *const u16,  // LPCWSTR
        cchValue: i32,  // INT
        pcchFound: *mut i32  // INT* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern int FindNLSString(uint Locale, uint dwFindNLSStringFlags, [MarshalAs(UnmanagedType.LPWStr)] string lpStringSource, int cchSource, [MarshalAs(UnmanagedType.LPWStr)] string lpStringValue, int cchValue, IntPtr pcchFound);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_FindNLSString' -Namespace Win32 -PassThru
# $api::FindNLSString(Locale, dwFindNLSStringFlags, lpStringSource, cchSource, lpStringValue, cchValue, pcchFound)

#uselib "KERNEL32.dll"
#func global FindNLSString "FindNLSString" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; FindNLSString Locale, dwFindNLSStringFlags, lpStringSource, cchSource, lpStringValue, cchValue, varptr(pcchFound)   ; 戻り値は stat
; Locale : DWORD -> "sptr"
; dwFindNLSStringFlags : DWORD -> "sptr"
; lpStringSource : LPCWSTR -> "sptr"
; cchSource : INT -> "sptr"
; lpStringValue : LPCWSTR -> "sptr"
; cchValue : INT -> "sptr"
; pcchFound : INT* optional, 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 "KERNEL32.dll"
#cfunc global FindNLSString "FindNLSString" int, int, wstr, int, wstr, int, var
; res = FindNLSString(Locale, dwFindNLSStringFlags, lpStringSource, cchSource, lpStringValue, cchValue, pcchFound)
; Locale : DWORD -> "int"
; dwFindNLSStringFlags : DWORD -> "int"
; lpStringSource : LPCWSTR -> "wstr"
; cchSource : INT -> "int"
; lpStringValue : LPCWSTR -> "wstr"
; cchValue : INT -> "int"
; pcchFound : INT* optional, out -> "var"
; ※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。

; INT FindNLSString(DWORD Locale, DWORD dwFindNLSStringFlags, LPCWSTR lpStringSource, INT cchSource, LPCWSTR lpStringValue, INT cchValue, INT* pcchFound)
#uselib "KERNEL32.dll"
#cfunc global FindNLSString "FindNLSString" int, int, wstr, int, wstr, int, var
; res = FindNLSString(Locale, dwFindNLSStringFlags, lpStringSource, cchSource, lpStringValue, cchValue, pcchFound)
; Locale : DWORD -> "int"
; dwFindNLSStringFlags : DWORD -> "int"
; lpStringSource : LPCWSTR -> "wstr"
; cchSource : INT -> "int"
; lpStringValue : LPCWSTR -> "wstr"
; cchValue : INT -> "int"
; pcchFound : INT* optional, out -> "var"
; ※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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procFindNLSString = kernel32.NewProc("FindNLSString")
)

// Locale (DWORD), dwFindNLSStringFlags (DWORD), lpStringSource (LPCWSTR), cchSource (INT), lpStringValue (LPCWSTR), cchValue (INT), pcchFound (INT* optional, out)
r1, _, err := procFindNLSString.Call(
	uintptr(Locale),
	uintptr(dwFindNLSStringFlags),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpStringSource))),
	uintptr(cchSource),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpStringValue))),
	uintptr(cchValue),
	uintptr(pcchFound),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function FindNLSString(
  Locale: DWORD;   // DWORD
  dwFindNLSStringFlags: DWORD;   // DWORD
  lpStringSource: PWideChar;   // LPCWSTR
  cchSource: Integer;   // INT
  lpStringValue: PWideChar;   // LPCWSTR
  cchValue: Integer;   // INT
  pcchFound: Pointer   // INT* optional, out
): Integer; stdcall;
  external 'KERNEL32.dll' name 'FindNLSString';

result := DllCall("KERNEL32\FindNLSString"
    , "UInt", Locale   ; DWORD
    , "UInt", dwFindNLSStringFlags   ; DWORD
    , "WStr", lpStringSource   ; LPCWSTR
    , "Int", cchSource   ; INT
    , "WStr", lpStringValue   ; LPCWSTR
    , "Int", cchValue   ; INT
    , "Ptr", pcchFound   ; INT* optional, out
    , "Int")   ; return: INT

●FindNLSString(Locale, dwFindNLSStringFlags, lpStringSource, cchSource, lpStringValue, cchValue, pcchFound) = DLL("KERNEL32.dll", "int FindNLSString(dword, dword, char*, int, char*, int, void*)")
# 呼び出し: FindNLSString(Locale, dwFindNLSStringFlags, lpStringSource, cchSource, lpStringValue, cchValue, pcchFound)
# Locale : DWORD -> "dword"
# dwFindNLSStringFlags : DWORD -> "dword"
# lpStringSource : LPCWSTR -> "char*"
# cchSource : INT -> "int"
# lpStringValue : LPCWSTR -> "char*"
# cchValue : INT -> "int"
# pcchFound : INT* optional, 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)。