CryptCATCDFOpen

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

CRYPTCATCDF* CryptCATCDFOpen(
    LPWSTR pwszFilePath,
    PFN_CDF_PARSE_ERROR_CALLBACK pfnParseError   // optional
);

<DllImport("WINTRUST.dll", ExactSpelling:=True)>
Public Shared Function CryptCATCDFOpen(
    <MarshalAs(UnmanagedType.LPWStr)> pwszFilePath As String,   ' LPWSTR
    pfnParseError As IntPtr   ' PFN_CDF_PARSE_ERROR_CALLBACK optional
) As IntPtr
End Function

' pwszFilePath : LPWSTR
' pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional
Declare PtrSafe Function CryptCATCDFOpen Lib "wintrust" ( _
    ByVal pwszFilePath As LongPtr, _
    ByVal pfnParseError As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CryptCATCDFOpen = ctypes.windll.wintrust.CryptCATCDFOpen
CryptCATCDFOpen.restype = ctypes.c_void_p
CryptCATCDFOpen.argtypes = [
    wintypes.LPCWSTR,  # pwszFilePath : LPWSTR
    ctypes.c_void_p,  # pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINTRUST.dll')
CryptCATCDFOpen = Fiddle::Function.new(
  lib['CryptCATCDFOpen'],
  [
    Fiddle::TYPE_VOIDP,  # pwszFilePath : LPWSTR
    Fiddle::TYPE_VOIDP,  # pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "wintrust")]
extern "system" {
    fn CryptCATCDFOpen(
        pwszFilePath: *mut u16,  // LPWSTR
        pfnParseError: *const core::ffi::c_void  // PFN_CDF_PARSE_ERROR_CALLBACK optional
    ) -> *mut CRYPTCATCDF;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINTRUST.dll")]
public static extern IntPtr CryptCATCDFOpen([MarshalAs(UnmanagedType.LPWStr)] string pwszFilePath, IntPtr pfnParseError);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINTRUST_CryptCATCDFOpen' -Namespace Win32 -PassThru
# $api::CryptCATCDFOpen(pwszFilePath, pfnParseError)

#uselib "WINTRUST.dll"
#func global CryptCATCDFOpen "CryptCATCDFOpen" sptr, sptr
; CryptCATCDFOpen pwszFilePath, pfnParseError   ; 戻り値は stat
; pwszFilePath : LPWSTR -> "sptr"
; pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional -> "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 "WINTRUST.dll"
#cfunc global CryptCATCDFOpen "CryptCATCDFOpen" wstr, sptr
; res = CryptCATCDFOpen(pwszFilePath, pfnParseError)
; pwszFilePath : LPWSTR -> "wstr"
; pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional -> "sptr"

; CRYPTCATCDF* CryptCATCDFOpen(LPWSTR pwszFilePath, PFN_CDF_PARSE_ERROR_CALLBACK pfnParseError)
#uselib "WINTRUST.dll"
#cfunc global CryptCATCDFOpen "CryptCATCDFOpen" wstr, intptr
; res = CryptCATCDFOpen(pwszFilePath, pfnParseError)
; pwszFilePath : LPWSTR -> "wstr"
; pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional -> "intptr"

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

var (
	wintrust = windows.NewLazySystemDLL("WINTRUST.dll")
	procCryptCATCDFOpen = wintrust.NewProc("CryptCATCDFOpen")
)

// pwszFilePath (LPWSTR), pfnParseError (PFN_CDF_PARSE_ERROR_CALLBACK optional)
r1, _, err := procCryptCATCDFOpen.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszFilePath))),
	uintptr(pfnParseError),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CRYPTCATCDF*

function CryptCATCDFOpen(
  pwszFilePath: PWideChar;   // LPWSTR
  pfnParseError: Pointer   // PFN_CDF_PARSE_ERROR_CALLBACK optional
): Pointer; stdcall;
  external 'WINTRUST.dll' name 'CryptCATCDFOpen';

result := DllCall("WINTRUST\CryptCATCDFOpen"
    , "WStr", pwszFilePath   ; LPWSTR
    , "Ptr", pfnParseError   ; PFN_CDF_PARSE_ERROR_CALLBACK optional
    , "Ptr")   ; return: CRYPTCATCDF*

●CryptCATCDFOpen(pwszFilePath, pfnParseError) = DLL("WINTRUST.dll", "void* CryptCATCDFOpen(char*, void*)")
# 呼び出し: CryptCATCDFOpen(pwszFilePath, pfnParseError)
# pwszFilePath : LPWSTR -> "char*"
# pfnParseError : PFN_CDF_PARSE_ERROR_CALLBACK optional -> "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)。