LHashValOfNameSys

// OLEAUT32.dll
#include <windows.h>

DWORD LHashValOfNameSys(
    SYSKIND syskind,
    DWORD lcid,
    LPCWSTR szName
);

<DllImport("OLEAUT32.dll", ExactSpelling:=True)>
Public Shared Function LHashValOfNameSys(
    syskind As Integer,   ' SYSKIND
    lcid As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> szName As String   ' LPCWSTR
) As UInteger
End Function

' syskind : SYSKIND
' lcid : DWORD
' szName : LPCWSTR
Declare PtrSafe Function LHashValOfNameSys Lib "oleaut32" ( _
    ByVal syskind As Long, _
    ByVal lcid As Long, _
    ByVal szName 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

LHashValOfNameSys = ctypes.windll.oleaut32.LHashValOfNameSys
LHashValOfNameSys.restype = wintypes.DWORD
LHashValOfNameSys.argtypes = [
    ctypes.c_int,  # syskind : SYSKIND
    wintypes.DWORD,  # lcid : DWORD
    wintypes.LPCWSTR,  # szName : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OLEAUT32.dll')
LHashValOfNameSys = Fiddle::Function.new(
  lib['LHashValOfNameSys'],
  [
    Fiddle::TYPE_INT,  # syskind : SYSKIND
    -Fiddle::TYPE_INT,  # lcid : DWORD
    Fiddle::TYPE_VOIDP,  # szName : LPCWSTR
  ],
  -Fiddle::TYPE_INT)

#[link(name = "oleaut32")]
extern "system" {
    fn LHashValOfNameSys(
        syskind: i32,  // SYSKIND
        lcid: u32,  // DWORD
        szName: *const u16  // LPCWSTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("OLEAUT32.dll")]
public static extern uint LHashValOfNameSys(int syskind, uint lcid, [MarshalAs(UnmanagedType.LPWStr)] string szName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLEAUT32_LHashValOfNameSys' -Namespace Win32 -PassThru
# $api::LHashValOfNameSys(syskind, lcid, szName)

#uselib "OLEAUT32.dll"
#func global LHashValOfNameSys "LHashValOfNameSys" sptr, sptr, sptr
; LHashValOfNameSys syskind, lcid, szName   ; 戻り値は stat
; syskind : SYSKIND -> "sptr"
; lcid : DWORD -> "sptr"
; szName : LPCWSTR -> "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 "OLEAUT32.dll"
#cfunc global LHashValOfNameSys "LHashValOfNameSys" int, int, wstr
; res = LHashValOfNameSys(syskind, lcid, szName)
; syskind : SYSKIND -> "int"
; lcid : DWORD -> "int"
; szName : LPCWSTR -> "wstr"

; DWORD LHashValOfNameSys(SYSKIND syskind, DWORD lcid, LPCWSTR szName)
#uselib "OLEAUT32.dll"
#cfunc global LHashValOfNameSys "LHashValOfNameSys" int, int, wstr
; res = LHashValOfNameSys(syskind, lcid, szName)
; syskind : SYSKIND -> "int"
; lcid : DWORD -> "int"
; szName : LPCWSTR -> "wstr"

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

var (
	oleaut32 = windows.NewLazySystemDLL("OLEAUT32.dll")
	procLHashValOfNameSys = oleaut32.NewProc("LHashValOfNameSys")
)

// syskind (SYSKIND), lcid (DWORD), szName (LPCWSTR)
r1, _, err := procLHashValOfNameSys.Call(
	uintptr(syskind),
	uintptr(lcid),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(szName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function LHashValOfNameSys(
  syskind: Integer;   // SYSKIND
  lcid: DWORD;   // DWORD
  szName: PWideChar   // LPCWSTR
): DWORD; stdcall;
  external 'OLEAUT32.dll' name 'LHashValOfNameSys';

result := DllCall("OLEAUT32\LHashValOfNameSys"
    , "Int", syskind   ; SYSKIND
    , "UInt", lcid   ; DWORD
    , "WStr", szName   ; LPCWSTR
    , "UInt")   ; return: DWORD

●LHashValOfNameSys(syskind, lcid, szName) = DLL("OLEAUT32.dll", "dword LHashValOfNameSys(int, dword, char*)")
# 呼び出し: LHashValOfNameSys(syskind, lcid, szName)
# syskind : SYSKIND -> "int"
# lcid : DWORD -> "dword"
# szName : LPCWSTR -> "char*"
# 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)。