WsResetHeap

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

HRESULT WsResetHeap(
    WS_HEAP* heap,
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsResetHeap(
    ByRef heap As IntPtr,   ' WS_HEAP*
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' heap : WS_HEAP*
' error : WS_ERROR* optional
Declare PtrSafe Function WsResetHeap Lib "webservices" ( _
    ByRef heap As LongPtr, _
    ByVal error 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

WsResetHeap = ctypes.windll.webservices.WsResetHeap
WsResetHeap.restype = ctypes.c_int
WsResetHeap.argtypes = [
    ctypes.c_void_p,  # heap : WS_HEAP*
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsResetHeap = Fiddle::Function.new(
  lib['WsResetHeap'],
  [
    Fiddle::TYPE_VOIDP,  # heap : WS_HEAP*
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsResetHeap(
        heap: *mut isize,  // WS_HEAP*
        error: *mut isize  // WS_ERROR* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("webservices.dll")]
public static extern int WsResetHeap(ref IntPtr heap, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsResetHeap' -Namespace Win32 -PassThru
# $api::WsResetHeap(heap, error)

#uselib "webservices.dll"
#func global WsResetHeap "WsResetHeap" sptr, sptr
; WsResetHeap heap, error   ; 戻り値は stat
; heap : WS_HEAP* -> "sptr"
; error : WS_ERROR* optional -> "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 "webservices.dll"
#cfunc global WsResetHeap "WsResetHeap" int, int
; res = WsResetHeap(heap, error)
; heap : WS_HEAP* -> "int"
; error : WS_ERROR* optional -> "int"

; HRESULT WsResetHeap(WS_HEAP* heap, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsResetHeap "WsResetHeap" int, int
; res = WsResetHeap(heap, error)
; heap : WS_HEAP* -> "int"
; error : WS_ERROR* optional -> "int"

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

var (
	webservices = windows.NewLazySystemDLL("webservices.dll")
	procWsResetHeap = webservices.NewProc("WsResetHeap")
)

// heap (WS_HEAP*), error (WS_ERROR* optional)
r1, _, err := procWsResetHeap.Call(
	uintptr(heap),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsResetHeap(
  heap: Pointer;   // WS_HEAP*
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsResetHeap';

result := DllCall("webservices\WsResetHeap"
    , "Ptr", heap   ; WS_HEAP*
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsResetHeap(heap, error) = DLL("webservices.dll", "int WsResetHeap(void*, void*)")
# 呼び出し: WsResetHeap(heap, error)
# heap : WS_HEAP* -> "void*"
# error : WS_ERROR* optional -> "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)。