MprConfigFilterGetInfo

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

DWORD MprConfigFilterGetInfo(
    HANDLE hMprConfig,
    DWORD dwLevel,
    DWORD dwTransportId,
    BYTE* lpBuffer
);

<DllImport("MPRAPI.dll", ExactSpelling:=True)>
Public Shared Function MprConfigFilterGetInfo(
    hMprConfig As IntPtr,   ' HANDLE
    dwLevel As UInteger,   ' DWORD
    dwTransportId As UInteger,   ' DWORD
    lpBuffer As IntPtr   ' BYTE* in/out
) As UInteger
End Function

' hMprConfig : HANDLE
' dwLevel : DWORD
' dwTransportId : DWORD
' lpBuffer : BYTE* in/out
Declare PtrSafe Function MprConfigFilterGetInfo Lib "mprapi" ( _
    ByVal hMprConfig As LongPtr, _
    ByVal dwLevel As Long, _
    ByVal dwTransportId As Long, _
    ByVal lpBuffer 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

MprConfigFilterGetInfo = ctypes.windll.mprapi.MprConfigFilterGetInfo
MprConfigFilterGetInfo.restype = wintypes.DWORD
MprConfigFilterGetInfo.argtypes = [
    wintypes.HANDLE,  # hMprConfig : HANDLE
    wintypes.DWORD,  # dwLevel : DWORD
    wintypes.DWORD,  # dwTransportId : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # lpBuffer : BYTE* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPRAPI.dll')
MprConfigFilterGetInfo = Fiddle::Function.new(
  lib['MprConfigFilterGetInfo'],
  [
    Fiddle::TYPE_VOIDP,  # hMprConfig : HANDLE
    -Fiddle::TYPE_INT,  # dwLevel : DWORD
    -Fiddle::TYPE_INT,  # dwTransportId : DWORD
    Fiddle::TYPE_VOIDP,  # lpBuffer : BYTE* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "mprapi")]
extern "system" {
    fn MprConfigFilterGetInfo(
        hMprConfig: *mut core::ffi::c_void,  // HANDLE
        dwLevel: u32,  // DWORD
        dwTransportId: u32,  // DWORD
        lpBuffer: *mut u8  // BYTE* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPRAPI.dll")]
public static extern uint MprConfigFilterGetInfo(IntPtr hMprConfig, uint dwLevel, uint dwTransportId, IntPtr lpBuffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPRAPI_MprConfigFilterGetInfo' -Namespace Win32 -PassThru
# $api::MprConfigFilterGetInfo(hMprConfig, dwLevel, dwTransportId, lpBuffer)

#uselib "MPRAPI.dll"
#func global MprConfigFilterGetInfo "MprConfigFilterGetInfo" sptr, sptr, sptr, sptr
; MprConfigFilterGetInfo hMprConfig, dwLevel, dwTransportId, varptr(lpBuffer)   ; 戻り値は stat
; hMprConfig : HANDLE -> "sptr"
; dwLevel : DWORD -> "sptr"
; dwTransportId : DWORD -> "sptr"
; lpBuffer : BYTE* in/out -> "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 "MPRAPI.dll"
#cfunc global MprConfigFilterGetInfo "MprConfigFilterGetInfo" sptr, int, int, var
; res = MprConfigFilterGetInfo(hMprConfig, dwLevel, dwTransportId, lpBuffer)
; hMprConfig : HANDLE -> "sptr"
; dwLevel : DWORD -> "int"
; dwTransportId : DWORD -> "int"
; lpBuffer : BYTE* in/out -> "var"
; ※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 MprConfigFilterGetInfo(HANDLE hMprConfig, DWORD dwLevel, DWORD dwTransportId, BYTE* lpBuffer)
#uselib "MPRAPI.dll"
#cfunc global MprConfigFilterGetInfo "MprConfigFilterGetInfo" intptr, int, int, var
; res = MprConfigFilterGetInfo(hMprConfig, dwLevel, dwTransportId, lpBuffer)
; hMprConfig : HANDLE -> "intptr"
; dwLevel : DWORD -> "int"
; dwTransportId : DWORD -> "int"
; lpBuffer : BYTE* in/out -> "var"
; ※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 (
	mprapi = windows.NewLazySystemDLL("MPRAPI.dll")
	procMprConfigFilterGetInfo = mprapi.NewProc("MprConfigFilterGetInfo")
)

// hMprConfig (HANDLE), dwLevel (DWORD), dwTransportId (DWORD), lpBuffer (BYTE* in/out)
r1, _, err := procMprConfigFilterGetInfo.Call(
	uintptr(hMprConfig),
	uintptr(dwLevel),
	uintptr(dwTransportId),
	uintptr(lpBuffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MprConfigFilterGetInfo(
  hMprConfig: THandle;   // HANDLE
  dwLevel: DWORD;   // DWORD
  dwTransportId: DWORD;   // DWORD
  lpBuffer: Pointer   // BYTE* in/out
): DWORD; stdcall;
  external 'MPRAPI.dll' name 'MprConfigFilterGetInfo';

result := DllCall("MPRAPI\MprConfigFilterGetInfo"
    , "Ptr", hMprConfig   ; HANDLE
    , "UInt", dwLevel   ; DWORD
    , "UInt", dwTransportId   ; DWORD
    , "Ptr", lpBuffer   ; BYTE* in/out
    , "UInt")   ; return: DWORD

●MprConfigFilterGetInfo(hMprConfig, dwLevel, dwTransportId, lpBuffer) = DLL("MPRAPI.dll", "dword MprConfigFilterGetInfo(void*, dword, dword, void*)")
# 呼び出し: MprConfigFilterGetInfo(hMprConfig, dwLevel, dwTransportId, lpBuffer)
# hMprConfig : HANDLE -> "void*"
# dwLevel : DWORD -> "dword"
# dwTransportId : DWORD -> "dword"
# lpBuffer : BYTE* in/out -> "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)。