CryptXmlFindAlgorithmInfo

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

CRYPT_XML_ALGORITHM_INFO* CryptXmlFindAlgorithmInfo(
    DWORD dwFindByType,
    const void* pvFindBy,
    DWORD dwGroupId,
    DWORD dwFlags
);

<DllImport("CRYPTXML.dll", ExactSpelling:=True)>
Public Shared Function CryptXmlFindAlgorithmInfo(
    dwFindByType As UInteger,   ' DWORD
    pvFindBy As IntPtr,   ' void*
    dwGroupId As UInteger,   ' DWORD
    dwFlags As UInteger   ' DWORD
) As IntPtr
End Function

' dwFindByType : DWORD
' pvFindBy : void*
' dwGroupId : DWORD
' dwFlags : DWORD
Declare PtrSafe Function CryptXmlFindAlgorithmInfo Lib "cryptxml" ( _
    ByVal dwFindByType As Long, _
    ByVal pvFindBy As LongPtr, _
    ByVal dwGroupId As Long, _
    ByVal dwFlags 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

CryptXmlFindAlgorithmInfo = ctypes.windll.cryptxml.CryptXmlFindAlgorithmInfo
CryptXmlFindAlgorithmInfo.restype = ctypes.c_void_p
CryptXmlFindAlgorithmInfo.argtypes = [
    wintypes.DWORD,  # dwFindByType : DWORD
    ctypes.POINTER(None),  # pvFindBy : void*
    wintypes.DWORD,  # dwGroupId : DWORD
    wintypes.DWORD,  # dwFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPTXML.dll')
CryptXmlFindAlgorithmInfo = Fiddle::Function.new(
  lib['CryptXmlFindAlgorithmInfo'],
  [
    -Fiddle::TYPE_INT,  # dwFindByType : DWORD
    Fiddle::TYPE_VOIDP,  # pvFindBy : void*
    -Fiddle::TYPE_INT,  # dwGroupId : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "cryptxml")]
extern "system" {
    fn CryptXmlFindAlgorithmInfo(
        dwFindByType: u32,  // DWORD
        pvFindBy: *const (),  // void*
        dwGroupId: u32,  // DWORD
        dwFlags: u32  // DWORD
    ) -> *mut CRYPT_XML_ALGORITHM_INFO;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CRYPTXML.dll")]
public static extern IntPtr CryptXmlFindAlgorithmInfo(uint dwFindByType, IntPtr pvFindBy, uint dwGroupId, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPTXML_CryptXmlFindAlgorithmInfo' -Namespace Win32 -PassThru
# $api::CryptXmlFindAlgorithmInfo(dwFindByType, pvFindBy, dwGroupId, dwFlags)

#uselib "CRYPTXML.dll"
#func global CryptXmlFindAlgorithmInfo "CryptXmlFindAlgorithmInfo" sptr, sptr, sptr, sptr
; CryptXmlFindAlgorithmInfo dwFindByType, pvFindBy, dwGroupId, dwFlags   ; 戻り値は stat
; dwFindByType : DWORD -> "sptr"
; pvFindBy : void* -> "sptr"
; dwGroupId : DWORD -> "sptr"
; dwFlags : 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 "CRYPTXML.dll"
#cfunc global CryptXmlFindAlgorithmInfo "CryptXmlFindAlgorithmInfo" int, sptr, int, int
; res = CryptXmlFindAlgorithmInfo(dwFindByType, pvFindBy, dwGroupId, dwFlags)
; dwFindByType : DWORD -> "int"
; pvFindBy : void* -> "sptr"
; dwGroupId : DWORD -> "int"
; dwFlags : DWORD -> "int"

; CRYPT_XML_ALGORITHM_INFO* CryptXmlFindAlgorithmInfo(DWORD dwFindByType, void* pvFindBy, DWORD dwGroupId, DWORD dwFlags)
#uselib "CRYPTXML.dll"
#cfunc global CryptXmlFindAlgorithmInfo "CryptXmlFindAlgorithmInfo" int, intptr, int, int
; res = CryptXmlFindAlgorithmInfo(dwFindByType, pvFindBy, dwGroupId, dwFlags)
; dwFindByType : DWORD -> "int"
; pvFindBy : void* -> "intptr"
; dwGroupId : DWORD -> "int"
; dwFlags : DWORD -> "int"

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

var (
	cryptxml = windows.NewLazySystemDLL("CRYPTXML.dll")
	procCryptXmlFindAlgorithmInfo = cryptxml.NewProc("CryptXmlFindAlgorithmInfo")
)

// dwFindByType (DWORD), pvFindBy (void*), dwGroupId (DWORD), dwFlags (DWORD)
r1, _, err := procCryptXmlFindAlgorithmInfo.Call(
	uintptr(dwFindByType),
	uintptr(pvFindBy),
	uintptr(dwGroupId),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CRYPT_XML_ALGORITHM_INFO*

function CryptXmlFindAlgorithmInfo(
  dwFindByType: DWORD;   // DWORD
  pvFindBy: Pointer;   // void*
  dwGroupId: DWORD;   // DWORD
  dwFlags: DWORD   // DWORD
): Pointer; stdcall;
  external 'CRYPTXML.dll' name 'CryptXmlFindAlgorithmInfo';

result := DllCall("CRYPTXML\CryptXmlFindAlgorithmInfo"
    , "UInt", dwFindByType   ; DWORD
    , "Ptr", pvFindBy   ; void*
    , "UInt", dwGroupId   ; DWORD
    , "UInt", dwFlags   ; DWORD
    , "Ptr")   ; return: CRYPT_XML_ALGORITHM_INFO*

●CryptXmlFindAlgorithmInfo(dwFindByType, pvFindBy, dwGroupId, dwFlags) = DLL("CRYPTXML.dll", "void* CryptXmlFindAlgorithmInfo(dword, void*, dword, dword)")
# 呼び出し: CryptXmlFindAlgorithmInfo(dwFindByType, pvFindBy, dwGroupId, dwFlags)
# dwFindByType : DWORD -> "dword"
# pvFindBy : void* -> "void*"
# dwGroupId : DWORD -> "dword"
# dwFlags : 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)。