RpcErrorSaveErrorInfo

// RPCRT4.dll
#include <windows.h>

RPC_STATUS RpcErrorSaveErrorInfo(
    RPC_ERROR_ENUM_HANDLE* EnumHandle,
    void** ErrorBlob,
    UINT_PTR* BlobSize
);

<DllImport("RPCRT4.dll", ExactSpelling:=True)>
Public Shared Function RpcErrorSaveErrorInfo(
    EnumHandle As IntPtr,   ' RPC_ERROR_ENUM_HANDLE*
    ErrorBlob As IntPtr,   ' void** out
    <Out> ByRef BlobSize As UIntPtr   ' UINT_PTR* out
) As Integer
End Function

' EnumHandle : RPC_ERROR_ENUM_HANDLE*
' ErrorBlob : void** out
' BlobSize : UINT_PTR* out
Declare PtrSafe Function RpcErrorSaveErrorInfo Lib "rpcrt4" ( _
    ByVal EnumHandle As LongPtr, _
    ByVal ErrorBlob As LongPtr, _
    ByRef BlobSize 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

RpcErrorSaveErrorInfo = ctypes.windll.rpcrt4.RpcErrorSaveErrorInfo
RpcErrorSaveErrorInfo.restype = ctypes.c_int
RpcErrorSaveErrorInfo.argtypes = [
    ctypes.c_void_p,  # EnumHandle : RPC_ERROR_ENUM_HANDLE*
    ctypes.c_void_p,  # ErrorBlob : void** out
    ctypes.POINTER(ctypes.c_size_t),  # BlobSize : UINT_PTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
RpcErrorSaveErrorInfo = Fiddle::Function.new(
  lib['RpcErrorSaveErrorInfo'],
  [
    Fiddle::TYPE_VOIDP,  # EnumHandle : RPC_ERROR_ENUM_HANDLE*
    Fiddle::TYPE_VOIDP,  # ErrorBlob : void** out
    Fiddle::TYPE_VOIDP,  # BlobSize : UINT_PTR* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "rpcrt4")]
extern "system" {
    fn RpcErrorSaveErrorInfo(
        EnumHandle: *mut RPC_ERROR_ENUM_HANDLE,  // RPC_ERROR_ENUM_HANDLE*
        ErrorBlob: *mut *mut (),  // void** out
        BlobSize: *mut usize  // UINT_PTR* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCRT4.dll")]
public static extern int RpcErrorSaveErrorInfo(IntPtr EnumHandle, IntPtr ErrorBlob, out UIntPtr BlobSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_RpcErrorSaveErrorInfo' -Namespace Win32 -PassThru
# $api::RpcErrorSaveErrorInfo(EnumHandle, ErrorBlob, BlobSize)

#uselib "RPCRT4.dll"
#func global RpcErrorSaveErrorInfo "RpcErrorSaveErrorInfo" sptr, sptr, sptr
; RpcErrorSaveErrorInfo varptr(EnumHandle), ErrorBlob, varptr(BlobSize)   ; 戻り値は stat
; EnumHandle : RPC_ERROR_ENUM_HANDLE* -> "sptr"
; ErrorBlob : void** out -> "sptr"
; BlobSize : UINT_PTR* 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 "RPCRT4.dll"
#cfunc global RpcErrorSaveErrorInfo "RpcErrorSaveErrorInfo" var, sptr, var
; res = RpcErrorSaveErrorInfo(EnumHandle, ErrorBlob, BlobSize)
; EnumHandle : RPC_ERROR_ENUM_HANDLE* -> "var"
; ErrorBlob : void** out -> "sptr"
; BlobSize : UINT_PTR* out -> "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。

; RPC_STATUS RpcErrorSaveErrorInfo(RPC_ERROR_ENUM_HANDLE* EnumHandle, void** ErrorBlob, UINT_PTR* BlobSize)
#uselib "RPCRT4.dll"
#cfunc global RpcErrorSaveErrorInfo "RpcErrorSaveErrorInfo" var, intptr, var
; res = RpcErrorSaveErrorInfo(EnumHandle, ErrorBlob, BlobSize)
; EnumHandle : RPC_ERROR_ENUM_HANDLE* -> "var"
; ErrorBlob : void** out -> "intptr"
; BlobSize : UINT_PTR* out -> "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 (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procRpcErrorSaveErrorInfo = rpcrt4.NewProc("RpcErrorSaveErrorInfo")
)

// EnumHandle (RPC_ERROR_ENUM_HANDLE*), ErrorBlob (void** out), BlobSize (UINT_PTR* out)
r1, _, err := procRpcErrorSaveErrorInfo.Call(
	uintptr(EnumHandle),
	uintptr(ErrorBlob),
	uintptr(BlobSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // RPC_STATUS

function RpcErrorSaveErrorInfo(
  EnumHandle: Pointer;   // RPC_ERROR_ENUM_HANDLE*
  ErrorBlob: Pointer;   // void** out
  BlobSize: Pointer   // UINT_PTR* out
): Integer; stdcall;
  external 'RPCRT4.dll' name 'RpcErrorSaveErrorInfo';

result := DllCall("RPCRT4\RpcErrorSaveErrorInfo"
    , "Ptr", EnumHandle   ; RPC_ERROR_ENUM_HANDLE*
    , "Ptr", ErrorBlob   ; void** out
    , "Ptr", BlobSize   ; UINT_PTR* out
    , "Int")   ; return: RPC_STATUS

●RpcErrorSaveErrorInfo(EnumHandle, ErrorBlob, BlobSize) = DLL("RPCRT4.dll", "int RpcErrorSaveErrorInfo(void*, void*, void*)")
# 呼び出し: RpcErrorSaveErrorInfo(EnumHandle, ErrorBlob, BlobSize)
# EnumHandle : RPC_ERROR_ENUM_HANDLE* -> "void*"
# ErrorBlob : void** out -> "void*"
# BlobSize : UINT_PTR* 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)。