OpenINFEngineA

// ADVPACK.dll  (ANSI / -A)
#include <windows.h>

HRESULT OpenINFEngineA(
    LPCSTR pszInfFilename,
    LPCSTR pszInstallSection,
    DWORD dwFlags,
    void** phInf,
    void* pvReserved
);

<DllImport("ADVPACK.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function OpenINFEngineA(
    <MarshalAs(UnmanagedType.LPStr)> pszInfFilename As String,   ' LPCSTR
    <MarshalAs(UnmanagedType.LPStr)> pszInstallSection As String,   ' LPCSTR
    dwFlags As UInteger,   ' DWORD
    phInf As IntPtr,   ' void** in/out
    pvReserved As IntPtr   ' void* in/out
) As Integer
End Function

' pszInfFilename : LPCSTR
' pszInstallSection : LPCSTR
' dwFlags : DWORD
' phInf : void** in/out
' pvReserved : void* in/out
Declare PtrSafe Function OpenINFEngineA Lib "advpack" ( _
    ByVal pszInfFilename As String, _
    ByVal pszInstallSection As String, _
    ByVal dwFlags As Long, _
    ByVal phInf As LongPtr, _
    ByVal pvReserved 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

OpenINFEngineA = ctypes.windll.advpack.OpenINFEngineA
OpenINFEngineA.restype = ctypes.c_int
OpenINFEngineA.argtypes = [
    wintypes.LPCSTR,  # pszInfFilename : LPCSTR
    wintypes.LPCSTR,  # pszInstallSection : LPCSTR
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.c_void_p,  # phInf : void** in/out
    ctypes.POINTER(None),  # pvReserved : void* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVPACK.dll')
OpenINFEngineA = Fiddle::Function.new(
  lib['OpenINFEngineA'],
  [
    Fiddle::TYPE_VOIDP,  # pszInfFilename : LPCSTR
    Fiddle::TYPE_VOIDP,  # pszInstallSection : LPCSTR
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # phInf : void** in/out
    Fiddle::TYPE_VOIDP,  # pvReserved : void* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "advpack")]
extern "system" {
    fn OpenINFEngineA(
        pszInfFilename: *const u8,  // LPCSTR
        pszInstallSection: *const u8,  // LPCSTR
        dwFlags: u32,  // DWORD
        phInf: *mut *mut (),  // void** in/out
        pvReserved: *mut ()  // void* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVPACK.dll", CharSet = CharSet.Ansi)]
public static extern int OpenINFEngineA([MarshalAs(UnmanagedType.LPStr)] string pszInfFilename, [MarshalAs(UnmanagedType.LPStr)] string pszInstallSection, uint dwFlags, IntPtr phInf, IntPtr pvReserved);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVPACK_OpenINFEngineA' -Namespace Win32 -PassThru
# $api::OpenINFEngineA(pszInfFilename, pszInstallSection, dwFlags, phInf, pvReserved)

#uselib "ADVPACK.dll"
#func global OpenINFEngineA "OpenINFEngineA" sptr, sptr, sptr, sptr, sptr
; OpenINFEngineA pszInfFilename, pszInstallSection, dwFlags, phInf, pvReserved   ; 戻り値は stat
; pszInfFilename : LPCSTR -> "sptr"
; pszInstallSection : LPCSTR -> "sptr"
; dwFlags : DWORD -> "sptr"
; phInf : void** in/out -> "sptr"
; pvReserved : void* 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 "ADVPACK.dll"
#cfunc global OpenINFEngineA "OpenINFEngineA" str, str, int, sptr, sptr
; res = OpenINFEngineA(pszInfFilename, pszInstallSection, dwFlags, phInf, pvReserved)
; pszInfFilename : LPCSTR -> "str"
; pszInstallSection : LPCSTR -> "str"
; dwFlags : DWORD -> "int"
; phInf : void** in/out -> "sptr"
; pvReserved : void* in/out -> "sptr"

; HRESULT OpenINFEngineA(LPCSTR pszInfFilename, LPCSTR pszInstallSection, DWORD dwFlags, void** phInf, void* pvReserved)
#uselib "ADVPACK.dll"
#cfunc global OpenINFEngineA "OpenINFEngineA" str, str, int, intptr, intptr
; res = OpenINFEngineA(pszInfFilename, pszInstallSection, dwFlags, phInf, pvReserved)
; pszInfFilename : LPCSTR -> "str"
; pszInstallSection : LPCSTR -> "str"
; dwFlags : DWORD -> "int"
; phInf : void** in/out -> "intptr"
; pvReserved : void* in/out -> "intptr"

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

var (
	advpack = windows.NewLazySystemDLL("ADVPACK.dll")
	procOpenINFEngineA = advpack.NewProc("OpenINFEngineA")
)

// pszInfFilename (LPCSTR), pszInstallSection (LPCSTR), dwFlags (DWORD), phInf (void** in/out), pvReserved (void* in/out)
r1, _, err := procOpenINFEngineA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszInfFilename))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszInstallSection))),
	uintptr(dwFlags),
	uintptr(phInf),
	uintptr(pvReserved),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function OpenINFEngineA(
  pszInfFilename: PAnsiChar;   // LPCSTR
  pszInstallSection: PAnsiChar;   // LPCSTR
  dwFlags: DWORD;   // DWORD
  phInf: Pointer;   // void** in/out
  pvReserved: Pointer   // void* in/out
): Integer; stdcall;
  external 'ADVPACK.dll' name 'OpenINFEngineA';

result := DllCall("ADVPACK\OpenINFEngineA"
    , "AStr", pszInfFilename   ; LPCSTR
    , "AStr", pszInstallSection   ; LPCSTR
    , "UInt", dwFlags   ; DWORD
    , "Ptr", phInf   ; void** in/out
    , "Ptr", pvReserved   ; void* in/out
    , "Int")   ; return: HRESULT

●OpenINFEngineA(pszInfFilename, pszInstallSection, dwFlags, phInf, pvReserved) = DLL("ADVPACK.dll", "int OpenINFEngineA(char*, char*, dword, void*, void*)")
# 呼び出し: OpenINFEngineA(pszInfFilename, pszInstallSection, dwFlags, phInf, pvReserved)
# pszInfFilename : LPCSTR -> "char*"
# pszInstallSection : LPCSTR -> "char*"
# dwFlags : DWORD -> "dword"
# phInf : void** in/out -> "void*"
# pvReserved : void* 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)。