GetJobNamedPropertyValue

// winspool.drv
#include <windows.h>

DWORD GetJobNamedPropertyValue(
    PRINTER_HANDLE hPrinter,
    DWORD JobId,
    LPCWSTR pszName,
    PrintPropertyValue* pValue
);

<DllImport("winspool.drv", ExactSpelling:=True)>
Public Shared Function GetJobNamedPropertyValue(
    hPrinter As PRINTER_HANDLE,   ' PRINTER_HANDLE
    JobId As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> pszName As String,   ' LPCWSTR
    pValue As IntPtr   ' PrintPropertyValue* out
) As UInteger
End Function

' hPrinter : PRINTER_HANDLE
' JobId : DWORD
' pszName : LPCWSTR
' pValue : PrintPropertyValue* out
Declare PtrSafe Function GetJobNamedPropertyValue Lib "winspool.drv" ( _
    ByVal hPrinter As LongPtr, _
    ByVal JobId As Long, _
    ByVal pszName As LongPtr, _
    ByVal pValue 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

GetJobNamedPropertyValue = ctypes.windll.LoadLibrary("winspool.drv").GetJobNamedPropertyValue
GetJobNamedPropertyValue.restype = wintypes.DWORD
GetJobNamedPropertyValue.argtypes = [
    PRINTER_HANDLE,  # hPrinter : PRINTER_HANDLE
    wintypes.DWORD,  # JobId : DWORD
    wintypes.LPCWSTR,  # pszName : LPCWSTR
    ctypes.c_void_p,  # pValue : PrintPropertyValue* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('winspool.drv')
GetJobNamedPropertyValue = Fiddle::Function.new(
  lib['GetJobNamedPropertyValue'],
  [
    Fiddle::TYPE_VOIDP,  # hPrinter : PRINTER_HANDLE
    -Fiddle::TYPE_INT,  # JobId : DWORD
    Fiddle::TYPE_VOIDP,  # pszName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pValue : PrintPropertyValue* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "winspool.drv")]
extern "system" {
    fn GetJobNamedPropertyValue(
        hPrinter: PRINTER_HANDLE,  // PRINTER_HANDLE
        JobId: u32,  // DWORD
        pszName: *const u16,  // LPCWSTR
        pValue: *mut PrintPropertyValue  // PrintPropertyValue* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("winspool.drv")]
public static extern uint GetJobNamedPropertyValue(PRINTER_HANDLE hPrinter, uint JobId, [MarshalAs(UnmanagedType.LPWStr)] string pszName, IntPtr pValue);
"@
$api = Add-Type -MemberDefinition $sig -Name 'winspool.drv_GetJobNamedPropertyValue' -Namespace Win32 -PassThru
# $api::GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue)

#uselib "winspool.drv"
#func global GetJobNamedPropertyValue "GetJobNamedPropertyValue" sptr, sptr, sptr, sptr
; GetJobNamedPropertyValue hPrinter, JobId, pszName, varptr(pValue)   ; 戻り値は stat
; hPrinter : PRINTER_HANDLE -> "sptr"
; JobId : DWORD -> "sptr"
; pszName : LPCWSTR -> "sptr"
; pValue : PrintPropertyValue* out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winspool_drv = windows.NewLazySystemDLL("winspool.drv")
	procGetJobNamedPropertyValue = winspool_drv.NewProc("GetJobNamedPropertyValue")
)

// hPrinter (PRINTER_HANDLE), JobId (DWORD), pszName (LPCWSTR), pValue (PrintPropertyValue* out)
r1, _, err := procGetJobNamedPropertyValue.Call(
	uintptr(hPrinter),
	uintptr(JobId),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszName))),
	uintptr(pValue),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetJobNamedPropertyValue(
  hPrinter: PRINTER_HANDLE;   // PRINTER_HANDLE
  JobId: DWORD;   // DWORD
  pszName: PWideChar;   // LPCWSTR
  pValue: Pointer   // PrintPropertyValue* out
): DWORD; stdcall;
  external 'winspool.drv' name 'GetJobNamedPropertyValue';

result := DllCall("winspool.drv\GetJobNamedPropertyValue"
    , "Ptr", hPrinter   ; PRINTER_HANDLE
    , "UInt", JobId   ; DWORD
    , "WStr", pszName   ; LPCWSTR
    , "Ptr", pValue   ; PrintPropertyValue* out
    , "UInt")   ; return: DWORD

●GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue) = DLL("winspool.drv", "dword GetJobNamedPropertyValue(void*, dword, char*, void*)")
# 呼び出し: GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue)
# hPrinter : PRINTER_HANDLE -> "void*"
# JobId : DWORD -> "dword"
# pszName : LPCWSTR -> "char*"
# pValue : PrintPropertyValue* 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)。

const std = @import("std");

extern "winspool.drv" fn GetJobNamedPropertyValue(
    hPrinter: PRINTER_HANDLE, // PRINTER_HANDLE
    JobId: u32, // DWORD
    pszName: [*c]const u16, // LPCWSTR
    pValue: [*c]PrintPropertyValue // PrintPropertyValue* out
) callconv(std.os.windows.WINAPI) u32;

proc GetJobNamedPropertyValue(
    hPrinter: PRINTER_HANDLE,  # PRINTER_HANDLE
    JobId: uint32,  # DWORD
    pszName: WideCString,  # LPCWSTR
    pValue: ptr PrintPropertyValue  # PrintPropertyValue* out
): uint32 {.importc: "GetJobNamedPropertyValue", stdcall, dynlib: "winspool.drv".}

pragma(lib, "winspool.drv");
extern(Windows)
uint GetJobNamedPropertyValue(
    PRINTER_HANDLE hPrinter,   // PRINTER_HANDLE
    uint JobId,   // DWORD
    const(wchar)* pszName,   // LPCWSTR
    PrintPropertyValue* pValue   // PrintPropertyValue* out
);

ccall((:GetJobNamedPropertyValue, "winspool.drv"), stdcall, UInt32,
      (PRINTER_HANDLE, UInt32, Cwstring, Ptr{PrintPropertyValue}),
      hPrinter, JobId, pszName, pValue)
# hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
# JobId : DWORD -> UInt32
# pszName : LPCWSTR -> Cwstring
# pValue : PrintPropertyValue* out -> Ptr{PrintPropertyValue}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t GetJobNamedPropertyValue(
    PRINTER_HANDLE hPrinter,
    uint32_t JobId,
    const uint16_t* pszName,
    void* pValue);
]]
local winspool.drv = ffi.load("winspool.drv")
-- winspool.drv.GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue)
-- hPrinter : PRINTER_HANDLE
-- JobId : DWORD
-- pszName : LPCWSTR
-- pValue : PrintPropertyValue* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('winspool.drv');
const GetJobNamedPropertyValue = lib.func('__stdcall', 'GetJobNamedPropertyValue', 'uint32_t', ['PRINTER_HANDLE', 'uint32_t', 'str16', 'void *']);
// GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue)
// hPrinter : PRINTER_HANDLE -> 'PRINTER_HANDLE'
// JobId : DWORD -> 'uint32_t'
// pszName : LPCWSTR -> 'str16'
// pValue : PrintPropertyValue* out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("winspool.drv", {
  GetJobNamedPropertyValue: { parameters: ["buffer", "u32", "buffer", "pointer"], result: "u32" },
});
// lib.symbols.GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue)
// hPrinter : PRINTER_HANDLE -> "buffer"
// JobId : DWORD -> "u32"
// pszName : LPCWSTR -> "buffer"
// pValue : PrintPropertyValue* out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t GetJobNamedPropertyValue(
    PRINTER_HANDLE hPrinter,
    uint32_t JobId,
    const uint16_t* pszName,
    void* pValue);
C, "winspool.drv");
// $ffi->GetJobNamedPropertyValue(hPrinter, JobId, pszName, pValue);
// hPrinter : PRINTER_HANDLE
// JobId : DWORD
// pszName : LPCWSTR
// pValue : PrintPropertyValue* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Winspool.drv extends StdCallLibrary {
    Winspool.drv INSTANCE = Native.load("winspool.drv", Winspool.drv.class);
    int GetJobNamedPropertyValue(
        PRINTER_HANDLE /* extends Structure (by value) */ hPrinter,   // PRINTER_HANDLE
        int JobId,   // DWORD
        WString pszName,   // LPCWSTR
        Pointer pValue   // PrintPropertyValue* out
    );
}

@[Link("winspool.drv")]
lib Libwinspool.drv
  fun GetJobNamedPropertyValue = GetJobNamedPropertyValue(
    hPrinter : PRINTER_HANDLE,   # PRINTER_HANDLE
    JobId : UInt32,   # DWORD
    pszName : UInt16*,   # LPCWSTR
    pValue : PrintPropertyValue*   # PrintPropertyValue* out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef GetJobNamedPropertyValueNative = Uint32 Function(PRINTER_HANDLE, Uint32, Pointer<Utf16>, Pointer<Void>);
typedef GetJobNamedPropertyValueDart = int Function(int, int, Pointer<Utf16>, Pointer<Void>);
final GetJobNamedPropertyValue = DynamicLibrary.open('winspool.drv')
    .lookupFunction<GetJobNamedPropertyValueNative, GetJobNamedPropertyValueDart>('GetJobNamedPropertyValue');
// hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
// JobId : DWORD -> Uint32
// pszName : LPCWSTR -> Pointer<Utf16>
// pValue : PrintPropertyValue* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GetJobNamedPropertyValue(
  hPrinter: PRINTER_HANDLE;   // PRINTER_HANDLE
  JobId: DWORD;   // DWORD
  pszName: PWideChar;   // LPCWSTR
  pValue: Pointer   // PrintPropertyValue* out
): DWORD; stdcall;
  external 'winspool.drv' name 'GetJobNamedPropertyValue';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GetJobNamedPropertyValue"
  c_GetJobNamedPropertyValue :: PRINTER_HANDLE -> Word32 -> CWString -> Ptr () -> IO Word32
-- hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE
-- JobId : DWORD -> Word32
-- pszName : LPCWSTR -> CWString
-- pValue : PrintPropertyValue* out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。

open Ctypes
open Foreign

let getjobnamedpropertyvalue =
  foreign "GetJobNamedPropertyValue"
    (PRINTER_HANDLE @-> uint32_t @-> (ptr uint16_t) @-> (ptr void) @-> returning uint32_t)
(* hPrinter : PRINTER_HANDLE -> PRINTER_HANDLE *)
(* JobId : DWORD -> uint32_t *)
(* pszName : LPCWSTR -> (ptr uint16_t) *)
(* pValue : PrintPropertyValue* out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library winspool.drv (t "winspool.drv"))
(cffi:use-foreign-library winspool.drv)

(cffi:defcfun ("GetJobNamedPropertyValue" get-job-named-property-value :convention :stdcall) :uint32
  (h-printer (:struct printer-handle))   ; PRINTER_HANDLE
  (job-id :uint32)   ; DWORD
  (psz-name (:string :encoding :utf-16le))   ; LPCWSTR
  (p-value :pointer))   ; PrintPropertyValue* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetJobNamedPropertyValue = Win32::API::More->new('winspool.drv',
    'DWORD GetJobNamedPropertyValue(LPVOID hPrinter, DWORD JobId, LPCWSTR pszName, LPVOID pValue)');
# my $ret = $GetJobNamedPropertyValue->Call($hPrinter, $JobId, $pszName, $pValue);
# hPrinter : PRINTER_HANDLE -> LPVOID
# JobId : DWORD -> DWORD
# pszName : LPCWSTR -> LPCWSTR
# pValue : PrintPropertyValue* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。