AddPrinterW

関数

プリンタサーバーに新しいプリンタを追加する(Unicode版)。

DLLwinspool.drv文字セットUnicode (-W)呼出規約winapiSetLastErrorあり

シグネチャ

// winspool.drv  (Unicode / -W)
#include <windows.h>

PRINTER_HANDLE AddPrinterW(
    LPCWSTR pName,   // optional
    DWORD Level,
    BYTE* pPrinter
);

パラメーター

名前	型	方向
pName	LPCWSTR	inoptional
Level	DWORD	in
pPrinter	BYTE*	in

戻り値の型: PRINTER_HANDLE

各言語での呼び出し定義

// winspool.drv  (Unicode / -W)
#include <windows.h>

PRINTER_HANDLE AddPrinterW(
    LPCWSTR pName,   // optional
    DWORD Level,
    BYTE* pPrinter
);

[DllImport("winspool.drv", CharSet = CharSet.Unicode, SetLastError = true, ExactSpelling = true)]
static extern PRINTER_HANDLE AddPrinterW(
    [MarshalAs(UnmanagedType.LPWStr)] string pName,   // LPCWSTR optional
    uint Level,   // DWORD
    IntPtr pPrinter   // BYTE*
);

<DllImport("winspool.drv", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function AddPrinterW(
    <MarshalAs(UnmanagedType.LPWStr)> pName As String,   ' LPCWSTR optional
    Level As UInteger,   ' DWORD
    pPrinter As IntPtr   ' BYTE*
) As PRINTER_HANDLE
End Function

' pName : LPCWSTR optional
' Level : DWORD
' pPrinter : BYTE*
Declare PtrSafe Function AddPrinterW Lib "winspool.drv" ( _
    ByVal pName As LongPtr, _
    ByVal Level As Long, _
    ByVal pPrinter As LongPtr) As LongPtr
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

AddPrinterW = ctypes.windll.LoadLibrary("winspool.drv").AddPrinterW
AddPrinterW.restype = ctypes.c_void_p
AddPrinterW.argtypes = [
    wintypes.LPCWSTR,  # pName : LPCWSTR optional
    wintypes.DWORD,  # Level : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pPrinter : BYTE*
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('winspool.drv')
AddPrinterW = Fiddle::Function.new(
  lib['AddPrinterW'],
  [
    Fiddle::TYPE_VOIDP,  # pName : LPCWSTR optional
    -Fiddle::TYPE_INT,  # Level : DWORD
    Fiddle::TYPE_VOIDP,  # pPrinter : BYTE*
  ],
  Fiddle::TYPE_VOIDP)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "winspool.drv")]
extern "system" {
    fn AddPrinterW(
        pName: *const u16,  // LPCWSTR optional
        Level: u32,  // DWORD
        pPrinter: *mut u8  // BYTE*
    ) -> PRINTER_HANDLE;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("winspool.drv", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern PRINTER_HANDLE AddPrinterW([MarshalAs(UnmanagedType.LPWStr)] string pName, uint Level, IntPtr pPrinter);
"@
$api = Add-Type -MemberDefinition $sig -Name 'winspool.drv_AddPrinterW' -Namespace Win32 -PassThru
# $api::AddPrinterW(pName, Level, pPrinter)

#uselib "winspool.drv"
#func global AddPrinterW "AddPrinterW" wptr, wptr, wptr
; AddPrinterW pName, Level, varptr(pPrinter)   ; 戻り値は stat
; pName : LPCWSTR optional -> "wptr"
; Level : DWORD -> "wptr"
; pPrinter : BYTE* -> "wptr"
; ※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。

出力引数:

#uselib "winspool.drv"
#cfunc global AddPrinterW "AddPrinterW" wstr, int, var
; res = AddPrinterW(pName, Level, pPrinter)
; pName : LPCWSTR optional -> "wstr"
; Level : DWORD -> "int"
; pPrinter : BYTE* -> "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。#uselib "winspool.drv"
#cfunc global AddPrinterW "AddPrinterW" wstr, int, sptr
; res = AddPrinterW(pName, Level, varptr(pPrinter))
; pName : LPCWSTR optional -> "wstr"
; Level : DWORD -> "int"
; pPrinter : BYTE* -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; PRINTER_HANDLE AddPrinterW(LPCWSTR pName, DWORD Level, BYTE* pPrinter)
#uselib "winspool.drv"
#cfunc global AddPrinterW "AddPrinterW" wstr, int, var
; res = AddPrinterW(pName, Level, pPrinter)
; pName : LPCWSTR optional -> "wstr"
; Level : DWORD -> "int"
; pPrinter : BYTE* -> "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。; PRINTER_HANDLE AddPrinterW(LPCWSTR pName, DWORD Level, BYTE* pPrinter)
#uselib "winspool.drv"
#cfunc global AddPrinterW "AddPrinterW" wstr, int, intptr
; res = AddPrinterW(pName, Level, varptr(pPrinter))
; pName : LPCWSTR optional -> "wstr"
; Level : DWORD -> "int"
; pPrinter : BYTE* -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	winspool_drv = windows.NewLazySystemDLL("winspool.drv")
	procAddPrinterW = winspool_drv.NewProc("AddPrinterW")
)

// pName (LPCWSTR optional), Level (DWORD), pPrinter (BYTE*)
r1, _, err := procAddPrinterW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pName))),
	uintptr(Level),
	uintptr(pPrinter),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // PRINTER_HANDLE

function AddPrinterW(
  pName: PWideChar;   // LPCWSTR optional
  Level: DWORD;   // DWORD
  pPrinter: Pointer   // BYTE*
): PRINTER_HANDLE; stdcall;
  external 'winspool.drv' name 'AddPrinterW';

result := DllCall("winspool.drv\AddPrinterW"
    , "WStr", pName   ; LPCWSTR optional
    , "UInt", Level   ; DWORD
    , "Ptr", pPrinter   ; BYTE*
    , "Ptr")   ; return: PRINTER_HANDLE

●AddPrinterW(pName, Level, pPrinter) = DLL("winspool.drv", "void* AddPrinterW(char*, dword, void*)")
# 呼び出し: AddPrinterW(pName, Level, pPrinter)
# pName : LPCWSTR optional -> "char*"
# Level : DWORD -> "dword"
# pPrinter : BYTE* -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。