PSLookupPropertyHandlerCLSID

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

HRESULT PSLookupPropertyHandlerCLSID(
    LPCWSTR pszFilePath,
    GUID* pclsid
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PSLookupPropertyHandlerCLSID(
    <MarshalAs(UnmanagedType.LPWStr)> pszFilePath As String,   ' LPCWSTR
    <Out> ByRef pclsid As Guid   ' GUID* out
) As Integer
End Function

' pszFilePath : LPCWSTR
' pclsid : GUID* out
Declare PtrSafe Function PSLookupPropertyHandlerCLSID Lib "propsys" ( _
    ByVal pszFilePath As LongPtr, _
    ByVal pclsid 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

PSLookupPropertyHandlerCLSID = ctypes.windll.propsys.PSLookupPropertyHandlerCLSID
PSLookupPropertyHandlerCLSID.restype = ctypes.c_int
PSLookupPropertyHandlerCLSID.argtypes = [
    wintypes.LPCWSTR,  # pszFilePath : LPCWSTR
    ctypes.c_void_p,  # pclsid : GUID* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
PSLookupPropertyHandlerCLSID = Fiddle::Function.new(
  lib['PSLookupPropertyHandlerCLSID'],
  [
    Fiddle::TYPE_VOIDP,  # pszFilePath : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pclsid : GUID* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn PSLookupPropertyHandlerCLSID(
        pszFilePath: *const u16,  // LPCWSTR
        pclsid: *mut GUID  // GUID* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int PSLookupPropertyHandlerCLSID([MarshalAs(UnmanagedType.LPWStr)] string pszFilePath, out Guid pclsid);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PSLookupPropertyHandlerCLSID' -Namespace Win32 -PassThru
# $api::PSLookupPropertyHandlerCLSID(pszFilePath, pclsid)

#uselib "PROPSYS.dll"
#func global PSLookupPropertyHandlerCLSID "PSLookupPropertyHandlerCLSID" sptr, sptr
; PSLookupPropertyHandlerCLSID pszFilePath, varptr(pclsid)   ; 戻り値は stat
; pszFilePath : LPCWSTR -> "sptr"
; pclsid : GUID* 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 "PROPSYS.dll"
#cfunc global PSLookupPropertyHandlerCLSID "PSLookupPropertyHandlerCLSID" wstr, var
; res = PSLookupPropertyHandlerCLSID(pszFilePath, pclsid)
; pszFilePath : LPCWSTR -> "wstr"
; pclsid : GUID* 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 PSLookupPropertyHandlerCLSID(LPCWSTR pszFilePath, GUID* pclsid)
#uselib "PROPSYS.dll"
#cfunc global PSLookupPropertyHandlerCLSID "PSLookupPropertyHandlerCLSID" wstr, var
; res = PSLookupPropertyHandlerCLSID(pszFilePath, pclsid)
; pszFilePath : LPCWSTR -> "wstr"
; pclsid : GUID* 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 (
	propsys = windows.NewLazySystemDLL("PROPSYS.dll")
	procPSLookupPropertyHandlerCLSID = propsys.NewProc("PSLookupPropertyHandlerCLSID")
)

// pszFilePath (LPCWSTR), pclsid (GUID* out)
r1, _, err := procPSLookupPropertyHandlerCLSID.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszFilePath))),
	uintptr(pclsid),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PSLookupPropertyHandlerCLSID(
  pszFilePath: PWideChar;   // LPCWSTR
  pclsid: PGUID   // GUID* out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'PSLookupPropertyHandlerCLSID';

result := DllCall("PROPSYS\PSLookupPropertyHandlerCLSID"
    , "WStr", pszFilePath   ; LPCWSTR
    , "Ptr", pclsid   ; GUID* out
    , "Int")   ; return: HRESULT

●PSLookupPropertyHandlerCLSID(pszFilePath, pclsid) = DLL("PROPSYS.dll", "int PSLookupPropertyHandlerCLSID(char*, void*)")
# 呼び出し: PSLookupPropertyHandlerCLSID(pszFilePath, pclsid)
# pszFilePath : LPCWSTR -> "char*"
# pclsid : GUID* 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)。