CryptFindOIDInfo

// CRYPT32.dll
#include <windows.h>

CRYPT_OID_INFO* CryptFindOIDInfo(
    DWORD dwKeyType,
    void* pvKey,
    DWORD dwGroupId
);

<DllImport("CRYPT32.dll", ExactSpelling:=True)>
Public Shared Function CryptFindOIDInfo(
    dwKeyType As UInteger,   ' DWORD
    pvKey As IntPtr,   ' void*
    dwGroupId As UInteger   ' DWORD
) As IntPtr
End Function

' dwKeyType : DWORD
' pvKey : void*
' dwGroupId : DWORD
Declare PtrSafe Function CryptFindOIDInfo Lib "crypt32" ( _
    ByVal dwKeyType As Long, _
    ByVal pvKey As LongPtr, _
    ByVal dwGroupId As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CryptFindOIDInfo = ctypes.windll.crypt32.CryptFindOIDInfo
CryptFindOIDInfo.restype = ctypes.c_void_p
CryptFindOIDInfo.argtypes = [
    wintypes.DWORD,  # dwKeyType : DWORD
    ctypes.POINTER(None),  # pvKey : void*
    wintypes.DWORD,  # dwGroupId : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CryptFindOIDInfo = Fiddle::Function.new(
  lib['CryptFindOIDInfo'],
  [
    -Fiddle::TYPE_INT,  # dwKeyType : DWORD
    Fiddle::TYPE_VOIDP,  # pvKey : void*
    -Fiddle::TYPE_INT,  # dwGroupId : DWORD
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "crypt32")]
extern "system" {
    fn CryptFindOIDInfo(
        dwKeyType: u32,  // DWORD
        pvKey: *mut (),  // void*
        dwGroupId: u32  // DWORD
    ) -> *mut CRYPT_OID_INFO;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CRYPT32.dll")]
public static extern IntPtr CryptFindOIDInfo(uint dwKeyType, IntPtr pvKey, uint dwGroupId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CryptFindOIDInfo' -Namespace Win32 -PassThru
# $api::CryptFindOIDInfo(dwKeyType, pvKey, dwGroupId)

#uselib "CRYPT32.dll"
#func global CryptFindOIDInfo "CryptFindOIDInfo" sptr, sptr, sptr
; CryptFindOIDInfo dwKeyType, pvKey, dwGroupId   ; 戻り値は stat
; dwKeyType : DWORD -> "sptr"
; pvKey : void* -> "sptr"
; dwGroupId : DWORD -> "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 "CRYPT32.dll"
#cfunc global CryptFindOIDInfo "CryptFindOIDInfo" int, sptr, int
; res = CryptFindOIDInfo(dwKeyType, pvKey, dwGroupId)
; dwKeyType : DWORD -> "int"
; pvKey : void* -> "sptr"
; dwGroupId : DWORD -> "int"

; CRYPT_OID_INFO* CryptFindOIDInfo(DWORD dwKeyType, void* pvKey, DWORD dwGroupId)
#uselib "CRYPT32.dll"
#cfunc global CryptFindOIDInfo "CryptFindOIDInfo" int, intptr, int
; res = CryptFindOIDInfo(dwKeyType, pvKey, dwGroupId)
; dwKeyType : DWORD -> "int"
; pvKey : void* -> "intptr"
; dwGroupId : DWORD -> "int"

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

var (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCryptFindOIDInfo = crypt32.NewProc("CryptFindOIDInfo")
)

// dwKeyType (DWORD), pvKey (void*), dwGroupId (DWORD)
r1, _, err := procCryptFindOIDInfo.Call(
	uintptr(dwKeyType),
	uintptr(pvKey),
	uintptr(dwGroupId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CRYPT_OID_INFO*

function CryptFindOIDInfo(
  dwKeyType: DWORD;   // DWORD
  pvKey: Pointer;   // void*
  dwGroupId: DWORD   // DWORD
): Pointer; stdcall;
  external 'CRYPT32.dll' name 'CryptFindOIDInfo';

result := DllCall("CRYPT32\CryptFindOIDInfo"
    , "UInt", dwKeyType   ; DWORD
    , "Ptr", pvKey   ; void*
    , "UInt", dwGroupId   ; DWORD
    , "Ptr")   ; return: CRYPT_OID_INFO*

●CryptFindOIDInfo(dwKeyType, pvKey, dwGroupId) = DLL("CRYPT32.dll", "void* CryptFindOIDInfo(dword, void*, dword)")
# 呼び出し: CryptFindOIDInfo(dwKeyType, pvKey, dwGroupId)
# dwKeyType : DWORD -> "dword"
# pvKey : void* -> "void*"
# dwGroupId : DWORD -> "dword"
# 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)。