DdePostAdvise

// USER32.dll
#include <windows.h>

BOOL DdePostAdvise(
    DWORD idInst,
    HSZ hszTopic,
    HSZ hszItem
);

<DllImport("USER32.dll", ExactSpelling:=True)>
Public Shared Function DdePostAdvise(
    idInst As UInteger,   ' DWORD
    hszTopic As IntPtr,   ' HSZ
    hszItem As IntPtr   ' HSZ
) As Boolean
End Function

' idInst : DWORD
' hszTopic : HSZ
' hszItem : HSZ
Declare PtrSafe Function DdePostAdvise Lib "user32" ( _
    ByVal idInst As Long, _
    ByVal hszTopic As LongPtr, _
    ByVal hszItem 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

DdePostAdvise = ctypes.windll.user32.DdePostAdvise
DdePostAdvise.restype = wintypes.BOOL
DdePostAdvise.argtypes = [
    wintypes.DWORD,  # idInst : DWORD
    wintypes.HANDLE,  # hszTopic : HSZ
    wintypes.HANDLE,  # hszItem : HSZ
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
DdePostAdvise = Fiddle::Function.new(
  lib['DdePostAdvise'],
  [
    -Fiddle::TYPE_INT,  # idInst : DWORD
    Fiddle::TYPE_VOIDP,  # hszTopic : HSZ
    Fiddle::TYPE_VOIDP,  # hszItem : HSZ
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn DdePostAdvise(
        idInst: u32,  // DWORD
        hszTopic: *mut core::ffi::c_void,  // HSZ
        hszItem: *mut core::ffi::c_void  // HSZ
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll")]
public static extern bool DdePostAdvise(uint idInst, IntPtr hszTopic, IntPtr hszItem);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_DdePostAdvise' -Namespace Win32 -PassThru
# $api::DdePostAdvise(idInst, hszTopic, hszItem)

#uselib "USER32.dll"
#func global DdePostAdvise "DdePostAdvise" sptr, sptr, sptr
; DdePostAdvise idInst, hszTopic, hszItem   ; 戻り値は stat
; idInst : DWORD -> "sptr"
; hszTopic : HSZ -> "sptr"
; hszItem : HSZ -> "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 "USER32.dll"
#cfunc global DdePostAdvise "DdePostAdvise" int, sptr, sptr
; res = DdePostAdvise(idInst, hszTopic, hszItem)
; idInst : DWORD -> "int"
; hszTopic : HSZ -> "sptr"
; hszItem : HSZ -> "sptr"

; BOOL DdePostAdvise(DWORD idInst, HSZ hszTopic, HSZ hszItem)
#uselib "USER32.dll"
#cfunc global DdePostAdvise "DdePostAdvise" int, intptr, intptr
; res = DdePostAdvise(idInst, hszTopic, hszItem)
; idInst : DWORD -> "int"
; hszTopic : HSZ -> "intptr"
; hszItem : HSZ -> "intptr"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procDdePostAdvise = user32.NewProc("DdePostAdvise")
)

// idInst (DWORD), hszTopic (HSZ), hszItem (HSZ)
r1, _, err := procDdePostAdvise.Call(
	uintptr(idInst),
	uintptr(hszTopic),
	uintptr(hszItem),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function DdePostAdvise(
  idInst: DWORD;   // DWORD
  hszTopic: THandle;   // HSZ
  hszItem: THandle   // HSZ
): BOOL; stdcall;
  external 'USER32.dll' name 'DdePostAdvise';

result := DllCall("USER32\DdePostAdvise"
    , "UInt", idInst   ; DWORD
    , "Ptr", hszTopic   ; HSZ
    , "Ptr", hszItem   ; HSZ
    , "Int")   ; return: BOOL

●DdePostAdvise(idInst, hszTopic, hszItem) = DLL("USER32.dll", "bool DdePostAdvise(dword, void*, void*)")
# 呼び出し: DdePostAdvise(idInst, hszTopic, hszItem)
# idInst : DWORD -> "dword"
# hszTopic : HSZ -> "void*"
# hszItem : HSZ -> "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)。