SignerFreeSignerContext

// Mssign32.dll
#include <windows.h>

HRESULT SignerFreeSignerContext(
    SIGNER_CONTEXT* pSignerContext
);

<DllImport("Mssign32.dll", ExactSpelling:=True)>
Public Shared Function SignerFreeSignerContext(
    pSignerContext As IntPtr   ' SIGNER_CONTEXT*
) As Integer
End Function

' pSignerContext : SIGNER_CONTEXT*
Declare PtrSafe Function SignerFreeSignerContext Lib "mssign32" ( _
    ByVal pSignerContext 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

SignerFreeSignerContext = ctypes.windll.mssign32.SignerFreeSignerContext
SignerFreeSignerContext.restype = ctypes.c_int
SignerFreeSignerContext.argtypes = [
    ctypes.c_void_p,  # pSignerContext : SIGNER_CONTEXT*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('Mssign32.dll')
SignerFreeSignerContext = Fiddle::Function.new(
  lib['SignerFreeSignerContext'],
  [
    Fiddle::TYPE_VOIDP,  # pSignerContext : SIGNER_CONTEXT*
  ],
  Fiddle::TYPE_INT)

#[link(name = "mssign32")]
extern "system" {
    fn SignerFreeSignerContext(
        pSignerContext: *mut SIGNER_CONTEXT  // SIGNER_CONTEXT*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("Mssign32.dll")]
public static extern int SignerFreeSignerContext(IntPtr pSignerContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Mssign32_SignerFreeSignerContext' -Namespace Win32 -PassThru
# $api::SignerFreeSignerContext(pSignerContext)

#uselib "Mssign32.dll"
#func global SignerFreeSignerContext "SignerFreeSignerContext" sptr
; SignerFreeSignerContext varptr(pSignerContext)   ; 戻り値は stat
; pSignerContext : SIGNER_CONTEXT* -> "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 "Mssign32.dll"
#cfunc global SignerFreeSignerContext "SignerFreeSignerContext" var
; res = SignerFreeSignerContext(pSignerContext)
; pSignerContext : SIGNER_CONTEXT* -> "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。

; HRESULT SignerFreeSignerContext(SIGNER_CONTEXT* pSignerContext)
#uselib "Mssign32.dll"
#cfunc global SignerFreeSignerContext "SignerFreeSignerContext" var
; res = SignerFreeSignerContext(pSignerContext)
; pSignerContext : SIGNER_CONTEXT* -> "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 (
	mssign32 = windows.NewLazySystemDLL("Mssign32.dll")
	procSignerFreeSignerContext = mssign32.NewProc("SignerFreeSignerContext")
)

// pSignerContext (SIGNER_CONTEXT*)
r1, _, err := procSignerFreeSignerContext.Call(
	uintptr(pSignerContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SignerFreeSignerContext(
  pSignerContext: Pointer   // SIGNER_CONTEXT*
): Integer; stdcall;
  external 'Mssign32.dll' name 'SignerFreeSignerContext';

result := DllCall("Mssign32\SignerFreeSignerContext"
    , "Ptr", pSignerContext   ; SIGNER_CONTEXT*
    , "Int")   ; return: HRESULT

●SignerFreeSignerContext(pSignerContext) = DLL("Mssign32.dll", "int SignerFreeSignerContext(void*)")
# 呼び出し: SignerFreeSignerContext(pSignerContext)
# pSignerContext : SIGNER_CONTEXT* -> "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)。