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DeletePrinterDriverExA
関数フラグを指定してプリンタドライバを削除する(ANSI版)。
シグネチャ
// winspool.drv (ANSI / -A)
#include <windows.h>
BOOL DeletePrinterDriverExA(
LPCSTR pName, // optional
LPCSTR pEnvironment, // optional
LPCSTR pDriverName,
DWORD dwDeleteFlag,
DWORD dwVersionFlag
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| pName | LPCSTR | inoptional | 対象サーバー名を指すポインタ。ローカルならNULLを指定する。 |
| pEnvironment | LPCSTR | inoptional | 対象環境名を指すポインタ。NULLで現在の環境を使う。 |
| pDriverName | LPCSTR | in | 削除するプリンタードライバー名を指すポインタ。 |
| dwDeleteFlag | DWORD | in | 削除動作を指定するフラグ。DPD_DELETE_UNUSED_FILES等を指定する。 |
| dwVersionFlag | DWORD | in | 削除対象とするドライバーのバージョンを示すフラグ。 |
戻り値の型: BOOL
各言語での呼び出し定義
// winspool.drv (ANSI / -A)
#include <windows.h>
BOOL DeletePrinterDriverExA(
LPCSTR pName, // optional
LPCSTR pEnvironment, // optional
LPCSTR pDriverName,
DWORD dwDeleteFlag,
DWORD dwVersionFlag
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("winspool.drv", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern bool DeletePrinterDriverExA(
[MarshalAs(UnmanagedType.LPStr)] string pName, // LPCSTR optional
[MarshalAs(UnmanagedType.LPStr)] string pEnvironment, // LPCSTR optional
[MarshalAs(UnmanagedType.LPStr)] string pDriverName, // LPCSTR
uint dwDeleteFlag, // DWORD
uint dwVersionFlag // DWORD
);<DllImport("winspool.drv", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function DeletePrinterDriverExA(
<MarshalAs(UnmanagedType.LPStr)> pName As String, ' LPCSTR optional
<MarshalAs(UnmanagedType.LPStr)> pEnvironment As String, ' LPCSTR optional
<MarshalAs(UnmanagedType.LPStr)> pDriverName As String, ' LPCSTR
dwDeleteFlag As UInteger, ' DWORD
dwVersionFlag As UInteger ' DWORD
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function' pName : LPCSTR optional
' pEnvironment : LPCSTR optional
' pDriverName : LPCSTR
' dwDeleteFlag : DWORD
' dwVersionFlag : DWORD
Declare PtrSafe Function DeletePrinterDriverExA Lib "winspool.drv" ( _
ByVal pName As String, _
ByVal pEnvironment As String, _
ByVal pDriverName As String, _
ByVal dwDeleteFlag As Long, _
ByVal dwVersionFlag 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
DeletePrinterDriverExA = ctypes.windll.LoadLibrary("winspool.drv").DeletePrinterDriverExA
DeletePrinterDriverExA.restype = wintypes.BOOL
DeletePrinterDriverExA.argtypes = [
wintypes.LPCSTR, # pName : LPCSTR optional
wintypes.LPCSTR, # pEnvironment : LPCSTR optional
wintypes.LPCSTR, # pDriverName : LPCSTR
wintypes.DWORD, # dwDeleteFlag : DWORD
wintypes.DWORD, # dwVersionFlag : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('winspool.drv')
DeletePrinterDriverExA = Fiddle::Function.new(
lib['DeletePrinterDriverExA'],
[
Fiddle::TYPE_VOIDP, # pName : LPCSTR optional
Fiddle::TYPE_VOIDP, # pEnvironment : LPCSTR optional
Fiddle::TYPE_VOIDP, # pDriverName : LPCSTR
-Fiddle::TYPE_INT, # dwDeleteFlag : DWORD
-Fiddle::TYPE_INT, # dwVersionFlag : DWORD
],
Fiddle::TYPE_INT)#[link(name = "winspool.drv")]
extern "system" {
fn DeletePrinterDriverExA(
pName: *const u8, // LPCSTR optional
pEnvironment: *const u8, // LPCSTR optional
pDriverName: *const u8, // LPCSTR
dwDeleteFlag: u32, // DWORD
dwVersionFlag: u32 // DWORD
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("winspool.drv", CharSet = CharSet.Ansi)]
public static extern bool DeletePrinterDriverExA([MarshalAs(UnmanagedType.LPStr)] string pName, [MarshalAs(UnmanagedType.LPStr)] string pEnvironment, [MarshalAs(UnmanagedType.LPStr)] string pDriverName, uint dwDeleteFlag, uint dwVersionFlag);
"@
$api = Add-Type -MemberDefinition $sig -Name 'winspool.drv_DeletePrinterDriverExA' -Namespace Win32 -PassThru
# $api::DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)#uselib "winspool.drv"
#func global DeletePrinterDriverExA "DeletePrinterDriverExA" sptr, sptr, sptr, sptr, sptr
; DeletePrinterDriverExA pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag ; 戻り値は stat
; pName : LPCSTR optional -> "sptr"
; pEnvironment : LPCSTR optional -> "sptr"
; pDriverName : LPCSTR -> "sptr"
; dwDeleteFlag : DWORD -> "sptr"
; dwVersionFlag : DWORD -> "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 "winspool.drv"
#cfunc global DeletePrinterDriverExA "DeletePrinterDriverExA" str, str, str, int, int
; res = DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
; pName : LPCSTR optional -> "str"
; pEnvironment : LPCSTR optional -> "str"
; pDriverName : LPCSTR -> "str"
; dwDeleteFlag : DWORD -> "int"
; dwVersionFlag : DWORD -> "int"; BOOL DeletePrinterDriverExA(LPCSTR pName, LPCSTR pEnvironment, LPCSTR pDriverName, DWORD dwDeleteFlag, DWORD dwVersionFlag)
#uselib "winspool.drv"
#cfunc global DeletePrinterDriverExA "DeletePrinterDriverExA" str, str, str, int, int
; res = DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
; pName : LPCSTR optional -> "str"
; pEnvironment : LPCSTR optional -> "str"
; pDriverName : LPCSTR -> "str"
; dwDeleteFlag : DWORD -> "int"
; dwVersionFlag : DWORD -> "int"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
winspool_drv = windows.NewLazySystemDLL("winspool.drv")
procDeletePrinterDriverExA = winspool_drv.NewProc("DeletePrinterDriverExA")
)
// pName (LPCSTR optional), pEnvironment (LPCSTR optional), pDriverName (LPCSTR), dwDeleteFlag (DWORD), dwVersionFlag (DWORD)
r1, _, err := procDeletePrinterDriverExA.Call(
uintptr(unsafe.Pointer(windows.BytePtrFromString(pName))),
uintptr(unsafe.Pointer(windows.BytePtrFromString(pEnvironment))),
uintptr(unsafe.Pointer(windows.BytePtrFromString(pDriverName))),
uintptr(dwDeleteFlag),
uintptr(dwVersionFlag),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction DeletePrinterDriverExA(
pName: PAnsiChar; // LPCSTR optional
pEnvironment: PAnsiChar; // LPCSTR optional
pDriverName: PAnsiChar; // LPCSTR
dwDeleteFlag: DWORD; // DWORD
dwVersionFlag: DWORD // DWORD
): BOOL; stdcall;
external 'winspool.drv' name 'DeletePrinterDriverExA';result := DllCall("winspool.drv\DeletePrinterDriverExA"
, "AStr", pName ; LPCSTR optional
, "AStr", pEnvironment ; LPCSTR optional
, "AStr", pDriverName ; LPCSTR
, "UInt", dwDeleteFlag ; DWORD
, "UInt", dwVersionFlag ; DWORD
, "Int") ; return: BOOL●DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag) = DLL("winspool.drv", "bool DeletePrinterDriverExA(char*, char*, char*, dword, dword)")
# 呼び出し: DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
# pName : LPCSTR optional -> "char*"
# pEnvironment : LPCSTR optional -> "char*"
# pDriverName : LPCSTR -> "char*"
# dwDeleteFlag : DWORD -> "dword"
# dwVersionFlag : DWORD -> "dword"
# 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 DeletePrinterDriverExA(
pName: [*c]const u8, // LPCSTR optional
pEnvironment: [*c]const u8, // LPCSTR optional
pDriverName: [*c]const u8, // LPCSTR
dwDeleteFlag: u32, // DWORD
dwVersionFlag: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;proc DeletePrinterDriverExA(
pName: cstring, # LPCSTR optional
pEnvironment: cstring, # LPCSTR optional
pDriverName: cstring, # LPCSTR
dwDeleteFlag: uint32, # DWORD
dwVersionFlag: uint32 # DWORD
): int32 {.importc: "DeletePrinterDriverExA", stdcall, dynlib: "winspool.drv".}pragma(lib, "winspool.drv");
extern(Windows)
int DeletePrinterDriverExA(
const(char)* pName, // LPCSTR optional
const(char)* pEnvironment, // LPCSTR optional
const(char)* pDriverName, // LPCSTR
uint dwDeleteFlag, // DWORD
uint dwVersionFlag // DWORD
);ccall((:DeletePrinterDriverExA, "winspool.drv"), stdcall, Int32,
(Cstring, Cstring, Cstring, UInt32, UInt32),
pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
# pName : LPCSTR optional -> Cstring
# pEnvironment : LPCSTR optional -> Cstring
# pDriverName : LPCSTR -> Cstring
# dwDeleteFlag : DWORD -> UInt32
# dwVersionFlag : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t DeletePrinterDriverExA(
const char* pName,
const char* pEnvironment,
const char* pDriverName,
uint32_t dwDeleteFlag,
uint32_t dwVersionFlag);
]]
local winspool.drv = ffi.load("winspool.drv")
-- winspool.drv.DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
-- pName : LPCSTR optional
-- pEnvironment : LPCSTR optional
-- pDriverName : LPCSTR
-- dwDeleteFlag : DWORD
-- dwVersionFlag : DWORD
-- 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 DeletePrinterDriverExA = lib.func('__stdcall', 'DeletePrinterDriverExA', 'int32_t', ['str', 'str', 'str', 'uint32_t', 'uint32_t']);
// DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
// pName : LPCSTR optional -> 'str'
// pEnvironment : LPCSTR optional -> 'str'
// pDriverName : LPCSTR -> 'str'
// dwDeleteFlag : DWORD -> 'uint32_t'
// dwVersionFlag : DWORD -> 'uint32_t'
// 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", {
DeletePrinterDriverExA: { parameters: ["buffer", "buffer", "buffer", "u32", "u32"], result: "i32" },
});
// lib.symbols.DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag)
// pName : LPCSTR optional -> "buffer"
// pEnvironment : LPCSTR optional -> "buffer"
// pDriverName : LPCSTR -> "buffer"
// dwDeleteFlag : DWORD -> "u32"
// dwVersionFlag : DWORD -> "u32"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
int32_t DeletePrinterDriverExA(
const char* pName,
const char* pEnvironment,
const char* pDriverName,
uint32_t dwDeleteFlag,
uint32_t dwVersionFlag);
C, "winspool.drv");
// $ffi->DeletePrinterDriverExA(pName, pEnvironment, pDriverName, dwDeleteFlag, dwVersionFlag);
// pName : LPCSTR optional
// pEnvironment : LPCSTR optional
// pDriverName : LPCSTR
// dwDeleteFlag : DWORD
// dwVersionFlag : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Winspool.drv extends StdCallLibrary {
Winspool.drv INSTANCE = Native.load("winspool.drv", Winspool.drv.class, W32APIOptions.ASCII_OPTIONS);
boolean DeletePrinterDriverExA(
String pName, // LPCSTR optional
String pEnvironment, // LPCSTR optional
String pDriverName, // LPCSTR
int dwDeleteFlag, // DWORD
int dwVersionFlag // DWORD
);
}@[Link("winspool.drv")]
lib Libwinspool.drv
fun DeletePrinterDriverExA = DeletePrinterDriverExA(
pName : UInt8*, # LPCSTR optional
pEnvironment : UInt8*, # LPCSTR optional
pDriverName : UInt8*, # LPCSTR
dwDeleteFlag : UInt32, # DWORD
dwVersionFlag : UInt32 # DWORD
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef DeletePrinterDriverExANative = Int32 Function(Pointer<Utf8>, Pointer<Utf8>, Pointer<Utf8>, Uint32, Uint32);
typedef DeletePrinterDriverExADart = int Function(Pointer<Utf8>, Pointer<Utf8>, Pointer<Utf8>, int, int);
final DeletePrinterDriverExA = DynamicLibrary.open('winspool.drv')
.lookupFunction<DeletePrinterDriverExANative, DeletePrinterDriverExADart>('DeletePrinterDriverExA');
// pName : LPCSTR optional -> Pointer<Utf8>
// pEnvironment : LPCSTR optional -> Pointer<Utf8>
// pDriverName : LPCSTR -> Pointer<Utf8>
// dwDeleteFlag : DWORD -> Uint32
// dwVersionFlag : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function DeletePrinterDriverExA(
pName: PAnsiChar; // LPCSTR optional
pEnvironment: PAnsiChar; // LPCSTR optional
pDriverName: PAnsiChar; // LPCSTR
dwDeleteFlag: DWORD; // DWORD
dwVersionFlag: DWORD // DWORD
): BOOL; stdcall;
external 'winspool.drv' name 'DeletePrinterDriverExA';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "DeletePrinterDriverExA"
c_DeletePrinterDriverExA :: CString -> CString -> CString -> Word32 -> Word32 -> IO CInt
-- pName : LPCSTR optional -> CString
-- pEnvironment : LPCSTR optional -> CString
-- pDriverName : LPCSTR -> CString
-- dwDeleteFlag : DWORD -> Word32
-- dwVersionFlag : DWORD -> Word32
-- 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。open Ctypes
open Foreign
let deleteprinterdriverexa =
foreign "DeletePrinterDriverExA"
(string @-> string @-> string @-> uint32_t @-> uint32_t @-> returning int32_t)
(* pName : LPCSTR optional -> string *)
(* pEnvironment : LPCSTR optional -> string *)
(* pDriverName : LPCSTR -> string *)
(* dwDeleteFlag : DWORD -> uint32_t *)
(* dwVersionFlag : DWORD -> uint32_t *)
(* 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 ("DeletePrinterDriverExA" delete-printer-driver-ex-a :convention :stdcall) :int32
(p-name :string) ; LPCSTR optional
(p-environment :string) ; LPCSTR optional
(p-driver-name :string) ; LPCSTR
(dw-delete-flag :uint32) ; DWORD
(dw-version-flag :uint32)) ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $DeletePrinterDriverExA = Win32::API::More->new('winspool.drv',
'BOOL DeletePrinterDriverExA(LPCSTR pName, LPCSTR pEnvironment, LPCSTR pDriverName, DWORD dwDeleteFlag, DWORD dwVersionFlag)');
# my $ret = $DeletePrinterDriverExA->Call($pName, $pEnvironment, $pDriverName, $dwDeleteFlag, $dwVersionFlag);
# pName : LPCSTR optional -> LPCSTR
# pEnvironment : LPCSTR optional -> LPCSTR
# pDriverName : LPCSTR -> LPCSTR
# dwDeleteFlag : DWORD -> DWORD
# dwVersionFlag : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
文字セット違い
- f DeletePrinterDriverExW (Unicode版) — フラグを指定してプリンタドライバを削除する(Unicode版)。
類似 API
- f DeletePrinterDriverA — 指定したプリンタドライバを削除する(ANSI版)。