PeerGroupExportConfig

// P2P.dll
#include <windows.h>

HRESULT PeerGroupExportConfig(
    void* hGroup,
    LPCWSTR pwzPassword,
    LPWSTR* ppwzXML
);

<DllImport("P2P.dll", ExactSpelling:=True)>
Public Shared Function PeerGroupExportConfig(
    hGroup As IntPtr,   ' void*
    <MarshalAs(UnmanagedType.LPWStr)> pwzPassword As String,   ' LPCWSTR
    ppwzXML As IntPtr   ' LPWSTR* out
) As Integer
End Function

' hGroup : void*
' pwzPassword : LPCWSTR
' ppwzXML : LPWSTR* out
Declare PtrSafe Function PeerGroupExportConfig Lib "p2p" ( _
    ByVal hGroup As LongPtr, _
    ByVal pwzPassword As LongPtr, _
    ByVal ppwzXML 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

PeerGroupExportConfig = ctypes.windll.p2p.PeerGroupExportConfig
PeerGroupExportConfig.restype = ctypes.c_int
PeerGroupExportConfig.argtypes = [
    ctypes.POINTER(None),  # hGroup : void*
    wintypes.LPCWSTR,  # pwzPassword : LPCWSTR
    ctypes.c_void_p,  # ppwzXML : LPWSTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2P.dll')
PeerGroupExportConfig = Fiddle::Function.new(
  lib['PeerGroupExportConfig'],
  [
    Fiddle::TYPE_VOIDP,  # hGroup : void*
    Fiddle::TYPE_VOIDP,  # pwzPassword : LPCWSTR
    Fiddle::TYPE_VOIDP,  # ppwzXML : LPWSTR* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2p")]
extern "system" {
    fn PeerGroupExportConfig(
        hGroup: *mut (),  // void*
        pwzPassword: *const u16,  // LPCWSTR
        ppwzXML: *mut *mut u16  // LPWSTR* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2P.dll")]
public static extern int PeerGroupExportConfig(IntPtr hGroup, [MarshalAs(UnmanagedType.LPWStr)] string pwzPassword, IntPtr ppwzXML);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2P_PeerGroupExportConfig' -Namespace Win32 -PassThru
# $api::PeerGroupExportConfig(hGroup, pwzPassword, ppwzXML)

#uselib "P2P.dll"
#func global PeerGroupExportConfig "PeerGroupExportConfig" sptr, sptr, sptr
; PeerGroupExportConfig hGroup, pwzPassword, varptr(ppwzXML)   ; 戻り値は stat
; hGroup : void* -> "sptr"
; pwzPassword : LPCWSTR -> "sptr"
; ppwzXML : LPWSTR* 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 "P2P.dll"
#cfunc global PeerGroupExportConfig "PeerGroupExportConfig" sptr, wstr, var
; res = PeerGroupExportConfig(hGroup, pwzPassword, ppwzXML)
; hGroup : void* -> "sptr"
; pwzPassword : LPCWSTR -> "wstr"
; ppwzXML : LPWSTR* 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。

; HRESULT PeerGroupExportConfig(void* hGroup, LPCWSTR pwzPassword, LPWSTR* ppwzXML)
#uselib "P2P.dll"
#cfunc global PeerGroupExportConfig "PeerGroupExportConfig" intptr, wstr, var
; res = PeerGroupExportConfig(hGroup, pwzPassword, ppwzXML)
; hGroup : void* -> "intptr"
; pwzPassword : LPCWSTR -> "wstr"
; ppwzXML : LPWSTR* 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 (
	p2p = windows.NewLazySystemDLL("P2P.dll")
	procPeerGroupExportConfig = p2p.NewProc("PeerGroupExportConfig")
)

// hGroup (void*), pwzPassword (LPCWSTR), ppwzXML (LPWSTR* out)
r1, _, err := procPeerGroupExportConfig.Call(
	uintptr(hGroup),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzPassword))),
	uintptr(ppwzXML),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGroupExportConfig(
  hGroup: Pointer;   // void*
  pwzPassword: PWideChar;   // LPCWSTR
  ppwzXML: PPWideChar   // LPWSTR* out
): Integer; stdcall;
  external 'P2P.dll' name 'PeerGroupExportConfig';

result := DllCall("P2P\PeerGroupExportConfig"
    , "Ptr", hGroup   ; void*
    , "WStr", pwzPassword   ; LPCWSTR
    , "Ptr", ppwzXML   ; LPWSTR* out
    , "Int")   ; return: HRESULT

●PeerGroupExportConfig(hGroup, pwzPassword, ppwzXML) = DLL("P2P.dll", "int PeerGroupExportConfig(void*, char*, void*)")
# 呼び出し: PeerGroupExportConfig(hGroup, pwzPassword, ppwzXML)
# hGroup : void* -> "void*"
# pwzPassword : LPCWSTR -> "char*"
# ppwzXML : LPWSTR* 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)。