PxeDhcpv6AppendOptionRaw

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

DWORD PxeDhcpv6AppendOptionRaw(
    void* pReply,
    DWORD cbReply,
    DWORD* pcbReplyUsed,
    WORD cbBuffer,
    void* pBuffer
);

<DllImport("WDSPXE.dll", ExactSpelling:=True)>
Public Shared Function PxeDhcpv6AppendOptionRaw(
    pReply As IntPtr,   ' void* in/out
    cbReply As UInteger,   ' DWORD
    ByRef pcbReplyUsed As UInteger,   ' DWORD* in/out
    cbBuffer As UShort,   ' WORD
    pBuffer As IntPtr   ' void*
) As UInteger
End Function

' pReply : void* in/out
' cbReply : DWORD
' pcbReplyUsed : DWORD* in/out
' cbBuffer : WORD
' pBuffer : void*
Declare PtrSafe Function PxeDhcpv6AppendOptionRaw Lib "wdspxe" ( _
    ByVal pReply As LongPtr, _
    ByVal cbReply As Long, _
    ByRef pcbReplyUsed As Long, _
    ByVal cbBuffer As Integer, _
    ByVal pBuffer 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

PxeDhcpv6AppendOptionRaw = ctypes.windll.wdspxe.PxeDhcpv6AppendOptionRaw
PxeDhcpv6AppendOptionRaw.restype = wintypes.DWORD
PxeDhcpv6AppendOptionRaw.argtypes = [
    ctypes.POINTER(None),  # pReply : void* in/out
    wintypes.DWORD,  # cbReply : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pcbReplyUsed : DWORD* in/out
    ctypes.c_ushort,  # cbBuffer : WORD
    ctypes.POINTER(None),  # pBuffer : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WDSPXE.dll')
PxeDhcpv6AppendOptionRaw = Fiddle::Function.new(
  lib['PxeDhcpv6AppendOptionRaw'],
  [
    Fiddle::TYPE_VOIDP,  # pReply : void* in/out
    -Fiddle::TYPE_INT,  # cbReply : DWORD
    Fiddle::TYPE_VOIDP,  # pcbReplyUsed : DWORD* in/out
    -Fiddle::TYPE_SHORT,  # cbBuffer : WORD
    Fiddle::TYPE_VOIDP,  # pBuffer : void*
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wdspxe")]
extern "system" {
    fn PxeDhcpv6AppendOptionRaw(
        pReply: *mut (),  // void* in/out
        cbReply: u32,  // DWORD
        pcbReplyUsed: *mut u32,  // DWORD* in/out
        cbBuffer: u16,  // WORD
        pBuffer: *mut ()  // void*
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WDSPXE.dll")]
public static extern uint PxeDhcpv6AppendOptionRaw(IntPtr pReply, uint cbReply, ref uint pcbReplyUsed, ushort cbBuffer, IntPtr pBuffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WDSPXE_PxeDhcpv6AppendOptionRaw' -Namespace Win32 -PassThru
# $api::PxeDhcpv6AppendOptionRaw(pReply, cbReply, pcbReplyUsed, cbBuffer, pBuffer)

#uselib "WDSPXE.dll"
#func global PxeDhcpv6AppendOptionRaw "PxeDhcpv6AppendOptionRaw" sptr, sptr, sptr, sptr, sptr
; PxeDhcpv6AppendOptionRaw pReply, cbReply, varptr(pcbReplyUsed), cbBuffer, pBuffer   ; 戻り値は stat
; pReply : void* in/out -> "sptr"
; cbReply : DWORD -> "sptr"
; pcbReplyUsed : DWORD* in/out -> "sptr"
; cbBuffer : WORD -> "sptr"
; pBuffer : 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 "WDSPXE.dll"
#cfunc global PxeDhcpv6AppendOptionRaw "PxeDhcpv6AppendOptionRaw" sptr, int, var, int, sptr
; res = PxeDhcpv6AppendOptionRaw(pReply, cbReply, pcbReplyUsed, cbBuffer, pBuffer)
; pReply : void* in/out -> "sptr"
; cbReply : DWORD -> "int"
; pcbReplyUsed : DWORD* in/out -> "var"
; cbBuffer : WORD -> "int"
; pBuffer : void* -> "sptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; DWORD PxeDhcpv6AppendOptionRaw(void* pReply, DWORD cbReply, DWORD* pcbReplyUsed, WORD cbBuffer, void* pBuffer)
#uselib "WDSPXE.dll"
#cfunc global PxeDhcpv6AppendOptionRaw "PxeDhcpv6AppendOptionRaw" intptr, int, var, int, intptr
; res = PxeDhcpv6AppendOptionRaw(pReply, cbReply, pcbReplyUsed, cbBuffer, pBuffer)
; pReply : void* in/out -> "intptr"
; cbReply : DWORD -> "int"
; pcbReplyUsed : DWORD* in/out -> "var"
; cbBuffer : WORD -> "int"
; pBuffer : void* -> "intptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	wdspxe = windows.NewLazySystemDLL("WDSPXE.dll")
	procPxeDhcpv6AppendOptionRaw = wdspxe.NewProc("PxeDhcpv6AppendOptionRaw")
)

// pReply (void* in/out), cbReply (DWORD), pcbReplyUsed (DWORD* in/out), cbBuffer (WORD), pBuffer (void*)
r1, _, err := procPxeDhcpv6AppendOptionRaw.Call(
	uintptr(pReply),
	uintptr(cbReply),
	uintptr(pcbReplyUsed),
	uintptr(cbBuffer),
	uintptr(pBuffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PxeDhcpv6AppendOptionRaw(
  pReply: Pointer;   // void* in/out
  cbReply: DWORD;   // DWORD
  pcbReplyUsed: Pointer;   // DWORD* in/out
  cbBuffer: Word;   // WORD
  pBuffer: Pointer   // void*
): DWORD; stdcall;
  external 'WDSPXE.dll' name 'PxeDhcpv6AppendOptionRaw';

result := DllCall("WDSPXE\PxeDhcpv6AppendOptionRaw"
    , "Ptr", pReply   ; void* in/out
    , "UInt", cbReply   ; DWORD
    , "Ptr", pcbReplyUsed   ; DWORD* in/out
    , "UShort", cbBuffer   ; WORD
    , "Ptr", pBuffer   ; void*
    , "UInt")   ; return: DWORD

●PxeDhcpv6AppendOptionRaw(pReply, cbReply, pcbReplyUsed, cbBuffer, pBuffer) = DLL("WDSPXE.dll", "dword PxeDhcpv6AppendOptionRaw(void*, dword, void*, int, void*)")
# 呼び出し: PxeDhcpv6AppendOptionRaw(pReply, cbReply, pcbReplyUsed, cbBuffer, pBuffer)
# pReply : void* in/out -> "void*"
# cbReply : DWORD -> "dword"
# pcbReplyUsed : DWORD* in/out -> "void*"
# cbBuffer : WORD -> "int"
# pBuffer : 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)。