RtwqGetWorkQueueMMCSSPriority

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

HRESULT RtwqGetWorkQueueMMCSSPriority(
    DWORD workQueueId,
    INT* priority
);

<DllImport("RTWorkQ.dll", ExactSpelling:=True)>
Public Shared Function RtwqGetWorkQueueMMCSSPriority(
    workQueueId As UInteger,   ' DWORD
    <Out> ByRef priority As Integer   ' INT* out
) As Integer
End Function

' workQueueId : DWORD
' priority : INT* out
Declare PtrSafe Function RtwqGetWorkQueueMMCSSPriority Lib "rtworkq" ( _
    ByVal workQueueId As Long, _
    ByRef priority 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

RtwqGetWorkQueueMMCSSPriority = ctypes.windll.rtworkq.RtwqGetWorkQueueMMCSSPriority
RtwqGetWorkQueueMMCSSPriority.restype = ctypes.c_int
RtwqGetWorkQueueMMCSSPriority.argtypes = [
    wintypes.DWORD,  # workQueueId : DWORD
    ctypes.POINTER(ctypes.c_int),  # priority : INT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RTWorkQ.dll')
RtwqGetWorkQueueMMCSSPriority = Fiddle::Function.new(
  lib['RtwqGetWorkQueueMMCSSPriority'],
  [
    -Fiddle::TYPE_INT,  # workQueueId : DWORD
    Fiddle::TYPE_VOIDP,  # priority : INT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "rtworkq")]
extern "system" {
    fn RtwqGetWorkQueueMMCSSPriority(
        workQueueId: u32,  // DWORD
        priority: *mut i32  // INT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RTWorkQ.dll")]
public static extern int RtwqGetWorkQueueMMCSSPriority(uint workQueueId, out int priority);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RTWorkQ_RtwqGetWorkQueueMMCSSPriority' -Namespace Win32 -PassThru
# $api::RtwqGetWorkQueueMMCSSPriority(workQueueId, priority)

#uselib "RTWorkQ.dll"
#func global RtwqGetWorkQueueMMCSSPriority "RtwqGetWorkQueueMMCSSPriority" sptr, sptr
; RtwqGetWorkQueueMMCSSPriority workQueueId, varptr(priority)   ; 戻り値は stat
; workQueueId : DWORD -> "sptr"
; priority : INT* 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 "RTWorkQ.dll"
#cfunc global RtwqGetWorkQueueMMCSSPriority "RtwqGetWorkQueueMMCSSPriority" int, var
; res = RtwqGetWorkQueueMMCSSPriority(workQueueId, priority)
; workQueueId : DWORD -> "int"
; priority : INT* 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 RtwqGetWorkQueueMMCSSPriority(DWORD workQueueId, INT* priority)
#uselib "RTWorkQ.dll"
#cfunc global RtwqGetWorkQueueMMCSSPriority "RtwqGetWorkQueueMMCSSPriority" int, var
; res = RtwqGetWorkQueueMMCSSPriority(workQueueId, priority)
; workQueueId : DWORD -> "int"
; priority : INT* 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 (
	rtworkq = windows.NewLazySystemDLL("RTWorkQ.dll")
	procRtwqGetWorkQueueMMCSSPriority = rtworkq.NewProc("RtwqGetWorkQueueMMCSSPriority")
)

// workQueueId (DWORD), priority (INT* out)
r1, _, err := procRtwqGetWorkQueueMMCSSPriority.Call(
	uintptr(workQueueId),
	uintptr(priority),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function RtwqGetWorkQueueMMCSSPriority(
  workQueueId: DWORD;   // DWORD
  priority: Pointer   // INT* out
): Integer; stdcall;
  external 'RTWorkQ.dll' name 'RtwqGetWorkQueueMMCSSPriority';

result := DllCall("RTWorkQ\RtwqGetWorkQueueMMCSSPriority"
    , "UInt", workQueueId   ; DWORD
    , "Ptr", priority   ; INT* out
    , "Int")   ; return: HRESULT

●RtwqGetWorkQueueMMCSSPriority(workQueueId, priority) = DLL("RTWorkQ.dll", "int RtwqGetWorkQueueMMCSSPriority(dword, void*)")
# 呼び出し: RtwqGetWorkQueueMMCSSPriority(workQueueId, priority)
# workQueueId : DWORD -> "dword"
# priority : INT* 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)。