CommandLineFromMsiDescriptor

// ADVAPI32.dll
#include <windows.h>

DWORD CommandLineFromMsiDescriptor(
    LPWSTR Descriptor,
    LPWSTR CommandLine,
    DWORD* CommandLineLength
);

<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function CommandLineFromMsiDescriptor(
    <MarshalAs(UnmanagedType.LPWStr)> Descriptor As String,   ' LPWSTR
    <MarshalAs(UnmanagedType.LPWStr)> CommandLine As System.Text.StringBuilder,   ' LPWSTR out
    ByRef CommandLineLength As UInteger   ' DWORD* in/out
) As UInteger
End Function

' Descriptor : LPWSTR
' CommandLine : LPWSTR out
' CommandLineLength : DWORD* in/out
Declare PtrSafe Function CommandLineFromMsiDescriptor Lib "advapi32" ( _
    ByVal Descriptor As LongPtr, _
    ByVal CommandLine As LongPtr, _
    ByRef CommandLineLength As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CommandLineFromMsiDescriptor = ctypes.windll.advapi32.CommandLineFromMsiDescriptor
CommandLineFromMsiDescriptor.restype = wintypes.DWORD
CommandLineFromMsiDescriptor.argtypes = [
    wintypes.LPCWSTR,  # Descriptor : LPWSTR
    wintypes.LPWSTR,  # CommandLine : LPWSTR out
    ctypes.POINTER(wintypes.DWORD),  # CommandLineLength : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
CommandLineFromMsiDescriptor = Fiddle::Function.new(
  lib['CommandLineFromMsiDescriptor'],
  [
    Fiddle::TYPE_VOIDP,  # Descriptor : LPWSTR
    Fiddle::TYPE_VOIDP,  # CommandLine : LPWSTR out
    Fiddle::TYPE_VOIDP,  # CommandLineLength : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn CommandLineFromMsiDescriptor(
        Descriptor: *mut u16,  // LPWSTR
        CommandLine: *mut u16,  // LPWSTR out
        CommandLineLength: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern uint CommandLineFromMsiDescriptor([MarshalAs(UnmanagedType.LPWStr)] string Descriptor, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder CommandLine, ref uint CommandLineLength);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_CommandLineFromMsiDescriptor' -Namespace Win32 -PassThru
# $api::CommandLineFromMsiDescriptor(Descriptor, CommandLine, CommandLineLength)

#uselib "ADVAPI32.dll"
#func global CommandLineFromMsiDescriptor "CommandLineFromMsiDescriptor" sptr, sptr, sptr
; CommandLineFromMsiDescriptor Descriptor, varptr(CommandLine), varptr(CommandLineLength)   ; 戻り値は stat
; Descriptor : LPWSTR -> "sptr"
; CommandLine : LPWSTR out -> "sptr"
; CommandLineLength : DWORD* in/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 "ADVAPI32.dll"
#cfunc global CommandLineFromMsiDescriptor "CommandLineFromMsiDescriptor" wstr, var, var
; res = CommandLineFromMsiDescriptor(Descriptor, CommandLine, CommandLineLength)
; Descriptor : LPWSTR -> "wstr"
; CommandLine : LPWSTR out -> "var"
; CommandLineLength : DWORD* in/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。

; DWORD CommandLineFromMsiDescriptor(LPWSTR Descriptor, LPWSTR CommandLine, DWORD* CommandLineLength)
#uselib "ADVAPI32.dll"
#cfunc global CommandLineFromMsiDescriptor "CommandLineFromMsiDescriptor" wstr, var, var
; res = CommandLineFromMsiDescriptor(Descriptor, CommandLine, CommandLineLength)
; Descriptor : LPWSTR -> "wstr"
; CommandLine : LPWSTR out -> "var"
; CommandLineLength : DWORD* in/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 (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procCommandLineFromMsiDescriptor = advapi32.NewProc("CommandLineFromMsiDescriptor")
)

// Descriptor (LPWSTR), CommandLine (LPWSTR out), CommandLineLength (DWORD* in/out)
r1, _, err := procCommandLineFromMsiDescriptor.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Descriptor))),
	uintptr(CommandLine),
	uintptr(CommandLineLength),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function CommandLineFromMsiDescriptor(
  Descriptor: PWideChar;   // LPWSTR
  CommandLine: PWideChar;   // LPWSTR out
  CommandLineLength: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'ADVAPI32.dll' name 'CommandLineFromMsiDescriptor';

result := DllCall("ADVAPI32\CommandLineFromMsiDescriptor"
    , "WStr", Descriptor   ; LPWSTR
    , "Ptr", CommandLine   ; LPWSTR out
    , "Ptr", CommandLineLength   ; DWORD* in/out
    , "UInt")   ; return: DWORD

●CommandLineFromMsiDescriptor(Descriptor, CommandLine, CommandLineLength) = DLL("ADVAPI32.dll", "dword CommandLineFromMsiDescriptor(char*, char*, void*)")
# 呼び出し: CommandLineFromMsiDescriptor(Descriptor, CommandLine, CommandLineLength)
# Descriptor : LPWSTR -> "char*"
# CommandLine : LPWSTR out -> "char*"
# CommandLineLength : DWORD* in/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)。