LoadModule

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

DWORD LoadModule(
    LPCSTR lpModuleName,
    void* lpParameterBlock
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function LoadModule(
    <MarshalAs(UnmanagedType.LPStr)> lpModuleName As String,   ' LPCSTR
    lpParameterBlock As IntPtr   ' void*
) As UInteger
End Function

' lpModuleName : LPCSTR
' lpParameterBlock : void*
Declare PtrSafe Function LoadModule Lib "kernel32" ( _
    ByVal lpModuleName As String, _
    ByVal lpParameterBlock 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

LoadModule = ctypes.windll.kernel32.LoadModule
LoadModule.restype = wintypes.DWORD
LoadModule.argtypes = [
    wintypes.LPCSTR,  # lpModuleName : LPCSTR
    ctypes.POINTER(None),  # lpParameterBlock : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
LoadModule = Fiddle::Function.new(
  lib['LoadModule'],
  [
    Fiddle::TYPE_VOIDP,  # lpModuleName : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpParameterBlock : void*
  ],
  -Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn LoadModule(
        lpModuleName: *const u8,  // LPCSTR
        lpParameterBlock: *mut ()  // void*
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern uint LoadModule([MarshalAs(UnmanagedType.LPStr)] string lpModuleName, IntPtr lpParameterBlock);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_LoadModule' -Namespace Win32 -PassThru
# $api::LoadModule(lpModuleName, lpParameterBlock)

#uselib "KERNEL32.dll"
#func global LoadModule "LoadModule" sptr, sptr
; LoadModule lpModuleName, lpParameterBlock   ; 戻り値は stat
; lpModuleName : LPCSTR -> "sptr"
; lpParameterBlock : void* -> "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 LoadModule "LoadModule" str, sptr
; res = LoadModule(lpModuleName, lpParameterBlock)
; lpModuleName : LPCSTR -> "str"
; lpParameterBlock : void* -> "sptr"

; DWORD LoadModule(LPCSTR lpModuleName, void* lpParameterBlock)
#uselib "KERNEL32.dll"
#cfunc global LoadModule "LoadModule" str, intptr
; res = LoadModule(lpModuleName, lpParameterBlock)
; lpModuleName : LPCSTR -> "str"
; lpParameterBlock : void* -> "intptr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procLoadModule = kernel32.NewProc("LoadModule")
)

// lpModuleName (LPCSTR), lpParameterBlock (void*)
r1, _, err := procLoadModule.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpModuleName))),
	uintptr(lpParameterBlock),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function LoadModule(
  lpModuleName: PAnsiChar;   // LPCSTR
  lpParameterBlock: Pointer   // void*
): DWORD; stdcall;
  external 'KERNEL32.dll' name 'LoadModule';

result := DllCall("KERNEL32\LoadModule"
    , "AStr", lpModuleName   ; LPCSTR
    , "Ptr", lpParameterBlock   ; void*
    , "UInt")   ; return: DWORD

●LoadModule(lpModuleName, lpParameterBlock) = DLL("KERNEL32.dll", "dword LoadModule(char*, void*)")
# 呼び出し: LoadModule(lpModuleName, lpParameterBlock)
# lpModuleName : LPCSTR -> "char*"
# lpParameterBlock : void* -> "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)。