GetIdForPackageDependencyContext

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

HRESULT GetIdForPackageDependencyContext(
    PACKAGEDEPENDENCY_CONTEXT packageDependencyContext,
    LPWSTR* packageDependencyId
);

<DllImport("KERNELBASE.dll", ExactSpelling:=True)>
Public Shared Function GetIdForPackageDependencyContext(
    packageDependencyContext As IntPtr,   ' PACKAGEDEPENDENCY_CONTEXT
    packageDependencyId As IntPtr   ' LPWSTR* out
) As Integer
End Function

' packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT
' packageDependencyId : LPWSTR* out
Declare PtrSafe Function GetIdForPackageDependencyContext Lib "kernelbase" ( _
    ByVal packageDependencyContext As LongPtr, _
    ByVal packageDependencyId 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

GetIdForPackageDependencyContext = ctypes.windll.kernelbase.GetIdForPackageDependencyContext
GetIdForPackageDependencyContext.restype = ctypes.c_int
GetIdForPackageDependencyContext.argtypes = [
    wintypes.HANDLE,  # packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT
    ctypes.c_void_p,  # packageDependencyId : LPWSTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNELBASE.dll')
GetIdForPackageDependencyContext = Fiddle::Function.new(
  lib['GetIdForPackageDependencyContext'],
  [
    Fiddle::TYPE_VOIDP,  # packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT
    Fiddle::TYPE_VOIDP,  # packageDependencyId : LPWSTR* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernelbase")]
extern "system" {
    fn GetIdForPackageDependencyContext(
        packageDependencyContext: *mut core::ffi::c_void,  // PACKAGEDEPENDENCY_CONTEXT
        packageDependencyId: *mut *mut u16  // LPWSTR* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNELBASE.dll")]
public static extern int GetIdForPackageDependencyContext(IntPtr packageDependencyContext, IntPtr packageDependencyId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNELBASE_GetIdForPackageDependencyContext' -Namespace Win32 -PassThru
# $api::GetIdForPackageDependencyContext(packageDependencyContext, packageDependencyId)

#uselib "KERNELBASE.dll"
#func global GetIdForPackageDependencyContext "GetIdForPackageDependencyContext" sptr, sptr
; GetIdForPackageDependencyContext packageDependencyContext, varptr(packageDependencyId)   ; 戻り値は stat
; packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT -> "sptr"
; packageDependencyId : 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 "KERNELBASE.dll"
#cfunc global GetIdForPackageDependencyContext "GetIdForPackageDependencyContext" sptr, var
; res = GetIdForPackageDependencyContext(packageDependencyContext, packageDependencyId)
; packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT -> "sptr"
; packageDependencyId : 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 GetIdForPackageDependencyContext(PACKAGEDEPENDENCY_CONTEXT packageDependencyContext, LPWSTR* packageDependencyId)
#uselib "KERNELBASE.dll"
#cfunc global GetIdForPackageDependencyContext "GetIdForPackageDependencyContext" intptr, var
; res = GetIdForPackageDependencyContext(packageDependencyContext, packageDependencyId)
; packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT -> "intptr"
; packageDependencyId : 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 (
	kernelbase = windows.NewLazySystemDLL("KERNELBASE.dll")
	procGetIdForPackageDependencyContext = kernelbase.NewProc("GetIdForPackageDependencyContext")
)

// packageDependencyContext (PACKAGEDEPENDENCY_CONTEXT), packageDependencyId (LPWSTR* out)
r1, _, err := procGetIdForPackageDependencyContext.Call(
	uintptr(packageDependencyContext),
	uintptr(packageDependencyId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetIdForPackageDependencyContext(
  packageDependencyContext: THandle;   // PACKAGEDEPENDENCY_CONTEXT
  packageDependencyId: PPWideChar   // LPWSTR* out
): Integer; stdcall;
  external 'KERNELBASE.dll' name 'GetIdForPackageDependencyContext';

result := DllCall("KERNELBASE\GetIdForPackageDependencyContext"
    , "Ptr", packageDependencyContext   ; PACKAGEDEPENDENCY_CONTEXT
    , "Ptr", packageDependencyId   ; LPWSTR* out
    , "Int")   ; return: HRESULT

●GetIdForPackageDependencyContext(packageDependencyContext, packageDependencyId) = DLL("KERNELBASE.dll", "int GetIdForPackageDependencyContext(void*, void*)")
# 呼び出し: GetIdForPackageDependencyContext(packageDependencyContext, packageDependencyId)
# packageDependencyContext : PACKAGEDEPENDENCY_CONTEXT -> "void*"
# packageDependencyId : 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)。