WdsTransportServerAllocateBuffer

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

void* WdsTransportServerAllocateBuffer(
    HANDLE hProvider,
    DWORD ulBufferSize
);

<DllImport("WDSMC.dll", ExactSpelling:=True)>
Public Shared Function WdsTransportServerAllocateBuffer(
    hProvider As IntPtr,   ' HANDLE
    ulBufferSize As UInteger   ' DWORD
) As IntPtr
End Function

' hProvider : HANDLE
' ulBufferSize : DWORD
Declare PtrSafe Function WdsTransportServerAllocateBuffer Lib "wdsmc" ( _
    ByVal hProvider As LongPtr, _
    ByVal ulBufferSize As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WdsTransportServerAllocateBuffer = ctypes.windll.wdsmc.WdsTransportServerAllocateBuffer
WdsTransportServerAllocateBuffer.restype = ctypes.c_void_p
WdsTransportServerAllocateBuffer.argtypes = [
    wintypes.HANDLE,  # hProvider : HANDLE
    wintypes.DWORD,  # ulBufferSize : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WDSMC.dll')
WdsTransportServerAllocateBuffer = Fiddle::Function.new(
  lib['WdsTransportServerAllocateBuffer'],
  [
    Fiddle::TYPE_VOIDP,  # hProvider : HANDLE
    -Fiddle::TYPE_INT,  # ulBufferSize : DWORD
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "wdsmc")]
extern "system" {
    fn WdsTransportServerAllocateBuffer(
        hProvider: *mut core::ffi::c_void,  // HANDLE
        ulBufferSize: u32  // DWORD
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WDSMC.dll")]
public static extern IntPtr WdsTransportServerAllocateBuffer(IntPtr hProvider, uint ulBufferSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WDSMC_WdsTransportServerAllocateBuffer' -Namespace Win32 -PassThru
# $api::WdsTransportServerAllocateBuffer(hProvider, ulBufferSize)

#uselib "WDSMC.dll"
#func global WdsTransportServerAllocateBuffer "WdsTransportServerAllocateBuffer" sptr, sptr
; WdsTransportServerAllocateBuffer hProvider, ulBufferSize   ; 戻り値は stat
; hProvider : HANDLE -> "sptr"
; ulBufferSize : DWORD -> "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 "WDSMC.dll"
#cfunc global WdsTransportServerAllocateBuffer "WdsTransportServerAllocateBuffer" sptr, int
; res = WdsTransportServerAllocateBuffer(hProvider, ulBufferSize)
; hProvider : HANDLE -> "sptr"
; ulBufferSize : DWORD -> "int"

; void* WdsTransportServerAllocateBuffer(HANDLE hProvider, DWORD ulBufferSize)
#uselib "WDSMC.dll"
#cfunc global WdsTransportServerAllocateBuffer "WdsTransportServerAllocateBuffer" intptr, int
; res = WdsTransportServerAllocateBuffer(hProvider, ulBufferSize)
; hProvider : HANDLE -> "intptr"
; ulBufferSize : DWORD -> "int"

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

var (
	wdsmc = windows.NewLazySystemDLL("WDSMC.dll")
	procWdsTransportServerAllocateBuffer = wdsmc.NewProc("WdsTransportServerAllocateBuffer")
)

// hProvider (HANDLE), ulBufferSize (DWORD)
r1, _, err := procWdsTransportServerAllocateBuffer.Call(
	uintptr(hProvider),
	uintptr(ulBufferSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*

function WdsTransportServerAllocateBuffer(
  hProvider: THandle;   // HANDLE
  ulBufferSize: DWORD   // DWORD
): Pointer; stdcall;
  external 'WDSMC.dll' name 'WdsTransportServerAllocateBuffer';

result := DllCall("WDSMC\WdsTransportServerAllocateBuffer"
    , "Ptr", hProvider   ; HANDLE
    , "UInt", ulBufferSize   ; DWORD
    , "Ptr")   ; return: void*

●WdsTransportServerAllocateBuffer(hProvider, ulBufferSize) = DLL("WDSMC.dll", "void* WdsTransportServerAllocateBuffer(void*, dword)")
# 呼び出し: WdsTransportServerAllocateBuffer(hProvider, ulBufferSize)
# hProvider : HANDLE -> "void*"
# ulBufferSize : DWORD -> "dword"
# 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)。