MprInfoBlockFind

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

DWORD MprInfoBlockFind(
    void* lpHeader,
    DWORD dwInfoType,
    DWORD* lpdwItemSize,
    DWORD* lpdwItemCount,
    BYTE** lplpItemData
);

<DllImport("MPRAPI.dll", ExactSpelling:=True)>
Public Shared Function MprInfoBlockFind(
    lpHeader As IntPtr,   ' void*
    dwInfoType As UInteger,   ' DWORD
    <Out> ByRef lpdwItemSize As UInteger,   ' DWORD* out
    <Out> ByRef lpdwItemCount As UInteger,   ' DWORD* out
    lplpItemData As IntPtr   ' BYTE** out
) As UInteger
End Function

' lpHeader : void*
' dwInfoType : DWORD
' lpdwItemSize : DWORD* out
' lpdwItemCount : DWORD* out
' lplpItemData : BYTE** out
Declare PtrSafe Function MprInfoBlockFind Lib "mprapi" ( _
    ByVal lpHeader As LongPtr, _
    ByVal dwInfoType As Long, _
    ByRef lpdwItemSize As Long, _
    ByRef lpdwItemCount As Long, _
    ByVal lplpItemData 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

MprInfoBlockFind = ctypes.windll.mprapi.MprInfoBlockFind
MprInfoBlockFind.restype = wintypes.DWORD
MprInfoBlockFind.argtypes = [
    ctypes.POINTER(None),  # lpHeader : void*
    wintypes.DWORD,  # dwInfoType : DWORD
    ctypes.POINTER(wintypes.DWORD),  # lpdwItemSize : DWORD* out
    ctypes.POINTER(wintypes.DWORD),  # lpdwItemCount : DWORD* out
    ctypes.c_void_p,  # lplpItemData : BYTE** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPRAPI.dll')
MprInfoBlockFind = Fiddle::Function.new(
  lib['MprInfoBlockFind'],
  [
    Fiddle::TYPE_VOIDP,  # lpHeader : void*
    -Fiddle::TYPE_INT,  # dwInfoType : DWORD
    Fiddle::TYPE_VOIDP,  # lpdwItemSize : DWORD* out
    Fiddle::TYPE_VOIDP,  # lpdwItemCount : DWORD* out
    Fiddle::TYPE_VOIDP,  # lplpItemData : BYTE** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "mprapi")]
extern "system" {
    fn MprInfoBlockFind(
        lpHeader: *mut (),  // void*
        dwInfoType: u32,  // DWORD
        lpdwItemSize: *mut u32,  // DWORD* out
        lpdwItemCount: *mut u32,  // DWORD* out
        lplpItemData: *mut *mut u8  // BYTE** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPRAPI.dll")]
public static extern uint MprInfoBlockFind(IntPtr lpHeader, uint dwInfoType, out uint lpdwItemSize, out uint lpdwItemCount, IntPtr lplpItemData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPRAPI_MprInfoBlockFind' -Namespace Win32 -PassThru
# $api::MprInfoBlockFind(lpHeader, dwInfoType, lpdwItemSize, lpdwItemCount, lplpItemData)

#uselib "MPRAPI.dll"
#func global MprInfoBlockFind "MprInfoBlockFind" sptr, sptr, sptr, sptr, sptr
; MprInfoBlockFind lpHeader, dwInfoType, varptr(lpdwItemSize), varptr(lpdwItemCount), varptr(lplpItemData)   ; 戻り値は stat
; lpHeader : void* -> "sptr"
; dwInfoType : DWORD -> "sptr"
; lpdwItemSize : DWORD* out -> "sptr"
; lpdwItemCount : DWORD* out -> "sptr"
; lplpItemData : BYTE** 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 MprInfoBlockFind "MprInfoBlockFind" sptr, int, var, var, var
; res = MprInfoBlockFind(lpHeader, dwInfoType, lpdwItemSize, lpdwItemCount, lplpItemData)
; lpHeader : void* -> "sptr"
; dwInfoType : DWORD -> "int"
; lpdwItemSize : DWORD* out -> "var"
; lpdwItemCount : DWORD* out -> "var"
; lplpItemData : BYTE** 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 MprInfoBlockFind(void* lpHeader, DWORD dwInfoType, DWORD* lpdwItemSize, DWORD* lpdwItemCount, BYTE** lplpItemData)
#uselib "MPRAPI.dll"
#cfunc global MprInfoBlockFind "MprInfoBlockFind" intptr, int, var, var, var
; res = MprInfoBlockFind(lpHeader, dwInfoType, lpdwItemSize, lpdwItemCount, lplpItemData)
; lpHeader : void* -> "intptr"
; dwInfoType : DWORD -> "int"
; lpdwItemSize : DWORD* out -> "var"
; lpdwItemCount : DWORD* out -> "var"
; lplpItemData : BYTE** 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")
	procMprInfoBlockFind = mprapi.NewProc("MprInfoBlockFind")
)

// lpHeader (void*), dwInfoType (DWORD), lpdwItemSize (DWORD* out), lpdwItemCount (DWORD* out), lplpItemData (BYTE** out)
r1, _, err := procMprInfoBlockFind.Call(
	uintptr(lpHeader),
	uintptr(dwInfoType),
	uintptr(lpdwItemSize),
	uintptr(lpdwItemCount),
	uintptr(lplpItemData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MprInfoBlockFind(
  lpHeader: Pointer;   // void*
  dwInfoType: DWORD;   // DWORD
  lpdwItemSize: Pointer;   // DWORD* out
  lpdwItemCount: Pointer;   // DWORD* out
  lplpItemData: Pointer   // BYTE** out
): DWORD; stdcall;
  external 'MPRAPI.dll' name 'MprInfoBlockFind';

result := DllCall("MPRAPI\MprInfoBlockFind"
    , "Ptr", lpHeader   ; void*
    , "UInt", dwInfoType   ; DWORD
    , "Ptr", lpdwItemSize   ; DWORD* out
    , "Ptr", lpdwItemCount   ; DWORD* out
    , "Ptr", lplpItemData   ; BYTE** out
    , "UInt")   ; return: DWORD

●MprInfoBlockFind(lpHeader, dwInfoType, lpdwItemSize, lpdwItemCount, lplpItemData) = DLL("MPRAPI.dll", "dword MprInfoBlockFind(void*, dword, void*, void*, void*)")
# 呼び出し: MprInfoBlockFind(lpHeader, dwInfoType, lpdwItemSize, lpdwItemCount, lplpItemData)
# lpHeader : void* -> "void*"
# dwInfoType : DWORD -> "dword"
# lpdwItemSize : DWORD* out -> "void*"
# lpdwItemCount : DWORD* out -> "void*"
# lplpItemData : BYTE** 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)。