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ResUtilGetDwordProperty
関数範囲チェック付きでDWORDプロパティ値を取得する。
シグネチャ
// RESUTILS.dll
#include <windows.h>
DWORD ResUtilGetDwordProperty(
DWORD* pdwOutValue,
const CLUSPROP_DWORD* pValueStruct,
DWORD dwOldValue,
DWORD dwMinimum,
DWORD dwMaximum,
BYTE** ppPropertyList,
DWORD* pcbPropertyListSize
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| pdwOutValue | DWORD* | inout | 取得したDWORD値を受け取る変数へのポインター。 |
| pValueStruct | CLUSPROP_DWORD* | in | プロパティリスト内のDWORD値構造体(CLUSPROP_DWORD)へのポインター。 |
| dwOldValue | DWORD | in | プロパティが存在しない場合に用いる既定のDWORD値。 |
| dwMinimum | DWORD | in | 許容される値の下限。これ未満は範囲外として扱われる。 |
| dwMaximum | DWORD | in | 許容される値の上限。これを超える値は範囲外として扱われる。 |
| ppPropertyList | BYTE** | inout | 解析対象のプロパティリスト先頭へのポインターのアドレス。解析後に位置が進む。 |
| pcbPropertyListSize | DWORD* | inout | 残りプロパティリストのバイト数を受け取る変数へのポインター。解析に伴い減少する。 |
戻り値の型: DWORD
各言語での呼び出し定義
// RESUTILS.dll
#include <windows.h>
DWORD ResUtilGetDwordProperty(
DWORD* pdwOutValue,
const CLUSPROP_DWORD* pValueStruct,
DWORD dwOldValue,
DWORD dwMinimum,
DWORD dwMaximum,
BYTE** ppPropertyList,
DWORD* pcbPropertyListSize
);[DllImport("RESUTILS.dll", ExactSpelling = true)]
static extern uint ResUtilGetDwordProperty(
ref uint pdwOutValue, // DWORD* in/out
IntPtr pValueStruct, // CLUSPROP_DWORD*
uint dwOldValue, // DWORD
uint dwMinimum, // DWORD
uint dwMaximum, // DWORD
IntPtr ppPropertyList, // BYTE** in/out
ref uint pcbPropertyListSize // DWORD* in/out
);<DllImport("RESUTILS.dll", ExactSpelling:=True)>
Public Shared Function ResUtilGetDwordProperty(
ByRef pdwOutValue As UInteger, ' DWORD* in/out
pValueStruct As IntPtr, ' CLUSPROP_DWORD*
dwOldValue As UInteger, ' DWORD
dwMinimum As UInteger, ' DWORD
dwMaximum As UInteger, ' DWORD
ppPropertyList As IntPtr, ' BYTE** in/out
ByRef pcbPropertyListSize As UInteger ' DWORD* in/out
) As UInteger
End Function' pdwOutValue : DWORD* in/out
' pValueStruct : CLUSPROP_DWORD*
' dwOldValue : DWORD
' dwMinimum : DWORD
' dwMaximum : DWORD
' ppPropertyList : BYTE** in/out
' pcbPropertyListSize : DWORD* in/out
Declare PtrSafe Function ResUtilGetDwordProperty Lib "resutils" ( _
ByRef pdwOutValue As Long, _
ByVal pValueStruct As LongPtr, _
ByVal dwOldValue As Long, _
ByVal dwMinimum As Long, _
ByVal dwMaximum As Long, _
ByVal ppPropertyList As LongPtr, _
ByRef pcbPropertyListSize 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
ResUtilGetDwordProperty = ctypes.windll.resutils.ResUtilGetDwordProperty
ResUtilGetDwordProperty.restype = wintypes.DWORD
ResUtilGetDwordProperty.argtypes = [
ctypes.POINTER(wintypes.DWORD), # pdwOutValue : DWORD* in/out
ctypes.c_void_p, # pValueStruct : CLUSPROP_DWORD*
wintypes.DWORD, # dwOldValue : DWORD
wintypes.DWORD, # dwMinimum : DWORD
wintypes.DWORD, # dwMaximum : DWORD
ctypes.c_void_p, # ppPropertyList : BYTE** in/out
ctypes.POINTER(wintypes.DWORD), # pcbPropertyListSize : DWORD* in/out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('RESUTILS.dll')
ResUtilGetDwordProperty = Fiddle::Function.new(
lib['ResUtilGetDwordProperty'],
[
Fiddle::TYPE_VOIDP, # pdwOutValue : DWORD* in/out
Fiddle::TYPE_VOIDP, # pValueStruct : CLUSPROP_DWORD*
-Fiddle::TYPE_INT, # dwOldValue : DWORD
-Fiddle::TYPE_INT, # dwMinimum : DWORD
-Fiddle::TYPE_INT, # dwMaximum : DWORD
Fiddle::TYPE_VOIDP, # ppPropertyList : BYTE** in/out
Fiddle::TYPE_VOIDP, # pcbPropertyListSize : DWORD* in/out
],
-Fiddle::TYPE_INT)#[link(name = "resutils")]
extern "system" {
fn ResUtilGetDwordProperty(
pdwOutValue: *mut u32, // DWORD* in/out
pValueStruct: *const CLUSPROP_DWORD, // CLUSPROP_DWORD*
dwOldValue: u32, // DWORD
dwMinimum: u32, // DWORD
dwMaximum: u32, // DWORD
ppPropertyList: *mut *mut u8, // BYTE** in/out
pcbPropertyListSize: *mut u32 // DWORD* in/out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("RESUTILS.dll")]
public static extern uint ResUtilGetDwordProperty(ref uint pdwOutValue, IntPtr pValueStruct, uint dwOldValue, uint dwMinimum, uint dwMaximum, IntPtr ppPropertyList, ref uint pcbPropertyListSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RESUTILS_ResUtilGetDwordProperty' -Namespace Win32 -PassThru
# $api::ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize)#uselib "RESUTILS.dll"
#func global ResUtilGetDwordProperty "ResUtilGetDwordProperty" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; ResUtilGetDwordProperty varptr(pdwOutValue), varptr(pValueStruct), dwOldValue, dwMinimum, dwMaximum, varptr(ppPropertyList), varptr(pcbPropertyListSize) ; 戻り値は stat
; pdwOutValue : DWORD* in/out -> "sptr"
; pValueStruct : CLUSPROP_DWORD* -> "sptr"
; dwOldValue : DWORD -> "sptr"
; dwMinimum : DWORD -> "sptr"
; dwMaximum : DWORD -> "sptr"
; ppPropertyList : BYTE** in/out -> "sptr"
; pcbPropertyListSize : 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。出力引数:
#uselib "RESUTILS.dll" #cfunc global ResUtilGetDwordProperty "ResUtilGetDwordProperty" var, var, int, int, int, var, var ; res = ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize) ; pdwOutValue : DWORD* in/out -> "var" ; pValueStruct : CLUSPROP_DWORD* -> "var" ; dwOldValue : DWORD -> "int" ; dwMinimum : DWORD -> "int" ; dwMaximum : DWORD -> "int" ; ppPropertyList : BYTE** in/out -> "var" ; pcbPropertyListSize : 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。#uselib "RESUTILS.dll" #cfunc global ResUtilGetDwordProperty "ResUtilGetDwordProperty" sptr, sptr, int, int, int, sptr, sptr ; res = ResUtilGetDwordProperty(varptr(pdwOutValue), varptr(pValueStruct), dwOldValue, dwMinimum, dwMaximum, varptr(ppPropertyList), varptr(pcbPropertyListSize)) ; pdwOutValue : DWORD* in/out -> "sptr" ; pValueStruct : CLUSPROP_DWORD* -> "sptr" ; dwOldValue : DWORD -> "int" ; dwMinimum : DWORD -> "int" ; dwMaximum : DWORD -> "int" ; ppPropertyList : BYTE** in/out -> "sptr" ; pcbPropertyListSize : DWORD* in/out -> "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:
; DWORD ResUtilGetDwordProperty(DWORD* pdwOutValue, CLUSPROP_DWORD* pValueStruct, DWORD dwOldValue, DWORD dwMinimum, DWORD dwMaximum, BYTE** ppPropertyList, DWORD* pcbPropertyListSize) #uselib "RESUTILS.dll" #cfunc global ResUtilGetDwordProperty "ResUtilGetDwordProperty" var, var, int, int, int, var, var ; res = ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize) ; pdwOutValue : DWORD* in/out -> "var" ; pValueStruct : CLUSPROP_DWORD* -> "var" ; dwOldValue : DWORD -> "int" ; dwMinimum : DWORD -> "int" ; dwMaximum : DWORD -> "int" ; ppPropertyList : BYTE** in/out -> "var" ; pcbPropertyListSize : 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 ResUtilGetDwordProperty(DWORD* pdwOutValue, CLUSPROP_DWORD* pValueStruct, DWORD dwOldValue, DWORD dwMinimum, DWORD dwMaximum, BYTE** ppPropertyList, DWORD* pcbPropertyListSize) #uselib "RESUTILS.dll" #cfunc global ResUtilGetDwordProperty "ResUtilGetDwordProperty" intptr, intptr, int, int, int, intptr, intptr ; res = ResUtilGetDwordProperty(varptr(pdwOutValue), varptr(pValueStruct), dwOldValue, dwMinimum, dwMaximum, varptr(ppPropertyList), varptr(pcbPropertyListSize)) ; pdwOutValue : DWORD* in/out -> "intptr" ; pValueStruct : CLUSPROP_DWORD* -> "intptr" ; dwOldValue : DWORD -> "int" ; dwMinimum : DWORD -> "int" ; dwMaximum : DWORD -> "int" ; ppPropertyList : BYTE** in/out -> "intptr" ; pcbPropertyListSize : DWORD* in/out -> "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 (
resutils = windows.NewLazySystemDLL("RESUTILS.dll")
procResUtilGetDwordProperty = resutils.NewProc("ResUtilGetDwordProperty")
)
// pdwOutValue (DWORD* in/out), pValueStruct (CLUSPROP_DWORD*), dwOldValue (DWORD), dwMinimum (DWORD), dwMaximum (DWORD), ppPropertyList (BYTE** in/out), pcbPropertyListSize (DWORD* in/out)
r1, _, err := procResUtilGetDwordProperty.Call(
uintptr(pdwOutValue),
uintptr(pValueStruct),
uintptr(dwOldValue),
uintptr(dwMinimum),
uintptr(dwMaximum),
uintptr(ppPropertyList),
uintptr(pcbPropertyListSize),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction ResUtilGetDwordProperty(
pdwOutValue: Pointer; // DWORD* in/out
pValueStruct: Pointer; // CLUSPROP_DWORD*
dwOldValue: DWORD; // DWORD
dwMinimum: DWORD; // DWORD
dwMaximum: DWORD; // DWORD
ppPropertyList: Pointer; // BYTE** in/out
pcbPropertyListSize: Pointer // DWORD* in/out
): DWORD; stdcall;
external 'RESUTILS.dll' name 'ResUtilGetDwordProperty';result := DllCall("RESUTILS\ResUtilGetDwordProperty"
, "Ptr", pdwOutValue ; DWORD* in/out
, "Ptr", pValueStruct ; CLUSPROP_DWORD*
, "UInt", dwOldValue ; DWORD
, "UInt", dwMinimum ; DWORD
, "UInt", dwMaximum ; DWORD
, "Ptr", ppPropertyList ; BYTE** in/out
, "Ptr", pcbPropertyListSize ; DWORD* in/out
, "UInt") ; return: DWORD●ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize) = DLL("RESUTILS.dll", "dword ResUtilGetDwordProperty(void*, void*, dword, dword, dword, void*, void*)")
# 呼び出し: ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize)
# pdwOutValue : DWORD* in/out -> "void*"
# pValueStruct : CLUSPROP_DWORD* -> "void*"
# dwOldValue : DWORD -> "dword"
# dwMinimum : DWORD -> "dword"
# dwMaximum : DWORD -> "dword"
# ppPropertyList : BYTE** in/out -> "void*"
# pcbPropertyListSize : 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)。const std = @import("std");
extern "resutils" fn ResUtilGetDwordProperty(
pdwOutValue: [*c]u32, // DWORD* in/out
pValueStruct: [*c]CLUSPROP_DWORD, // CLUSPROP_DWORD*
dwOldValue: u32, // DWORD
dwMinimum: u32, // DWORD
dwMaximum: u32, // DWORD
ppPropertyList: [*c][*c]u8, // BYTE** in/out
pcbPropertyListSize: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) u32;proc ResUtilGetDwordProperty(
pdwOutValue: ptr uint32, # DWORD* in/out
pValueStruct: ptr CLUSPROP_DWORD, # CLUSPROP_DWORD*
dwOldValue: uint32, # DWORD
dwMinimum: uint32, # DWORD
dwMaximum: uint32, # DWORD
ppPropertyList: ptr uint8, # BYTE** in/out
pcbPropertyListSize: ptr uint32 # DWORD* in/out
): uint32 {.importc: "ResUtilGetDwordProperty", stdcall, dynlib: "RESUTILS.dll".}pragma(lib, "resutils");
extern(Windows)
uint ResUtilGetDwordProperty(
uint* pdwOutValue, // DWORD* in/out
CLUSPROP_DWORD* pValueStruct, // CLUSPROP_DWORD*
uint dwOldValue, // DWORD
uint dwMinimum, // DWORD
uint dwMaximum, // DWORD
ubyte** ppPropertyList, // BYTE** in/out
uint* pcbPropertyListSize // DWORD* in/out
);ccall((:ResUtilGetDwordProperty, "RESUTILS.dll"), stdcall, UInt32,
(Ptr{UInt32}, Ptr{CLUSPROP_DWORD}, UInt32, UInt32, UInt32, Ptr{UInt8}, Ptr{UInt32}),
pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize)
# pdwOutValue : DWORD* in/out -> Ptr{UInt32}
# pValueStruct : CLUSPROP_DWORD* -> Ptr{CLUSPROP_DWORD}
# dwOldValue : DWORD -> UInt32
# dwMinimum : DWORD -> UInt32
# dwMaximum : DWORD -> UInt32
# ppPropertyList : BYTE** in/out -> Ptr{UInt8}
# pcbPropertyListSize : DWORD* in/out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t ResUtilGetDwordProperty(
uint32_t* pdwOutValue,
void* pValueStruct,
uint32_t dwOldValue,
uint32_t dwMinimum,
uint32_t dwMaximum,
uint8_t** ppPropertyList,
uint32_t* pcbPropertyListSize);
]]
local resutils = ffi.load("resutils")
-- resutils.ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize)
-- pdwOutValue : DWORD* in/out
-- pValueStruct : CLUSPROP_DWORD*
-- dwOldValue : DWORD
-- dwMinimum : DWORD
-- dwMaximum : DWORD
-- ppPropertyList : BYTE** in/out
-- pcbPropertyListSize : DWORD* in/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('RESUTILS.dll');
const ResUtilGetDwordProperty = lib.func('__stdcall', 'ResUtilGetDwordProperty', 'uint32_t', ['uint32_t *', 'void *', 'uint32_t', 'uint32_t', 'uint32_t', 'uint8_t *', 'uint32_t *']);
// ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize)
// pdwOutValue : DWORD* in/out -> 'uint32_t *'
// pValueStruct : CLUSPROP_DWORD* -> 'void *'
// dwOldValue : DWORD -> 'uint32_t'
// dwMinimum : DWORD -> 'uint32_t'
// dwMaximum : DWORD -> 'uint32_t'
// ppPropertyList : BYTE** in/out -> 'uint8_t *'
// pcbPropertyListSize : DWORD* in/out -> '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("RESUTILS.dll", {
ResUtilGetDwordProperty: { parameters: ["pointer", "pointer", "u32", "u32", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize)
// pdwOutValue : DWORD* in/out -> "pointer"
// pValueStruct : CLUSPROP_DWORD* -> "pointer"
// dwOldValue : DWORD -> "u32"
// dwMinimum : DWORD -> "u32"
// dwMaximum : DWORD -> "u32"
// ppPropertyList : BYTE** in/out -> "pointer"
// pcbPropertyListSize : DWORD* in/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 ResUtilGetDwordProperty(
uint32_t* pdwOutValue,
void* pValueStruct,
uint32_t dwOldValue,
uint32_t dwMinimum,
uint32_t dwMaximum,
uint8_t** ppPropertyList,
uint32_t* pcbPropertyListSize);
C, "RESUTILS.dll");
// $ffi->ResUtilGetDwordProperty(pdwOutValue, pValueStruct, dwOldValue, dwMinimum, dwMaximum, ppPropertyList, pcbPropertyListSize);
// pdwOutValue : DWORD* in/out
// pValueStruct : CLUSPROP_DWORD*
// dwOldValue : DWORD
// dwMinimum : DWORD
// dwMaximum : DWORD
// ppPropertyList : BYTE** in/out
// pcbPropertyListSize : DWORD* in/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 Resutils extends StdCallLibrary {
Resutils INSTANCE = Native.load("resutils", Resutils.class);
int ResUtilGetDwordProperty(
IntByReference pdwOutValue, // DWORD* in/out
Pointer pValueStruct, // CLUSPROP_DWORD*
int dwOldValue, // DWORD
int dwMinimum, // DWORD
int dwMaximum, // DWORD
Pointer ppPropertyList, // BYTE** in/out
IntByReference pcbPropertyListSize // DWORD* in/out
);
}@[Link("resutils")]
lib LibRESUTILS
fun ResUtilGetDwordProperty = ResUtilGetDwordProperty(
pdwOutValue : UInt32*, # DWORD* in/out
pValueStruct : CLUSPROP_DWORD*, # CLUSPROP_DWORD*
dwOldValue : UInt32, # DWORD
dwMinimum : UInt32, # DWORD
dwMaximum : UInt32, # DWORD
ppPropertyList : UInt8**, # BYTE** in/out
pcbPropertyListSize : UInt32* # DWORD* in/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 ResUtilGetDwordPropertyNative = Uint32 Function(Pointer<Uint32>, Pointer<Void>, Uint32, Uint32, Uint32, Pointer<Uint8>, Pointer<Uint32>);
typedef ResUtilGetDwordPropertyDart = int Function(Pointer<Uint32>, Pointer<Void>, int, int, int, Pointer<Uint8>, Pointer<Uint32>);
final ResUtilGetDwordProperty = DynamicLibrary.open('RESUTILS.dll')
.lookupFunction<ResUtilGetDwordPropertyNative, ResUtilGetDwordPropertyDart>('ResUtilGetDwordProperty');
// pdwOutValue : DWORD* in/out -> Pointer<Uint32>
// pValueStruct : CLUSPROP_DWORD* -> Pointer<Void>
// dwOldValue : DWORD -> Uint32
// dwMinimum : DWORD -> Uint32
// dwMaximum : DWORD -> Uint32
// ppPropertyList : BYTE** in/out -> Pointer<Uint8>
// pcbPropertyListSize : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function ResUtilGetDwordProperty(
pdwOutValue: Pointer; // DWORD* in/out
pValueStruct: Pointer; // CLUSPROP_DWORD*
dwOldValue: DWORD; // DWORD
dwMinimum: DWORD; // DWORD
dwMaximum: DWORD; // DWORD
ppPropertyList: Pointer; // BYTE** in/out
pcbPropertyListSize: Pointer // DWORD* in/out
): DWORD; stdcall;
external 'RESUTILS.dll' name 'ResUtilGetDwordProperty';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "ResUtilGetDwordProperty"
c_ResUtilGetDwordProperty :: Ptr Word32 -> Ptr () -> Word32 -> Word32 -> Word32 -> Ptr Word8 -> Ptr Word32 -> IO Word32
-- pdwOutValue : DWORD* in/out -> Ptr Word32
-- pValueStruct : CLUSPROP_DWORD* -> Ptr ()
-- dwOldValue : DWORD -> Word32
-- dwMinimum : DWORD -> Word32
-- dwMaximum : DWORD -> Word32
-- ppPropertyList : BYTE** in/out -> Ptr Word8
-- pcbPropertyListSize : DWORD* in/out -> Ptr 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 resutilgetdwordproperty =
foreign "ResUtilGetDwordProperty"
((ptr uint32_t) @-> (ptr void) @-> uint32_t @-> uint32_t @-> uint32_t @-> (ptr uint8_t) @-> (ptr uint32_t) @-> returning uint32_t)
(* pdwOutValue : DWORD* in/out -> (ptr uint32_t) *)
(* pValueStruct : CLUSPROP_DWORD* -> (ptr void) *)
(* dwOldValue : DWORD -> uint32_t *)
(* dwMinimum : DWORD -> uint32_t *)
(* dwMaximum : DWORD -> uint32_t *)
(* ppPropertyList : BYTE** in/out -> (ptr uint8_t) *)
(* pcbPropertyListSize : DWORD* in/out -> (ptr 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 resutils (t "RESUTILS.dll"))
(cffi:use-foreign-library resutils)
(cffi:defcfun ("ResUtilGetDwordProperty" res-util-get-dword-property :convention :stdcall) :uint32
(pdw-out-value :pointer) ; DWORD* in/out
(p-value-struct :pointer) ; CLUSPROP_DWORD*
(dw-old-value :uint32) ; DWORD
(dw-minimum :uint32) ; DWORD
(dw-maximum :uint32) ; DWORD
(pp-property-list :pointer) ; BYTE** in/out
(pcb-property-list-size :pointer)) ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $ResUtilGetDwordProperty = Win32::API::More->new('RESUTILS',
'DWORD ResUtilGetDwordProperty(LPVOID pdwOutValue, LPVOID pValueStruct, DWORD dwOldValue, DWORD dwMinimum, DWORD dwMaximum, LPVOID ppPropertyList, LPVOID pcbPropertyListSize)');
# my $ret = $ResUtilGetDwordProperty->Call($pdwOutValue, $pValueStruct, $dwOldValue, $dwMinimum, $dwMaximum, $ppPropertyList, $pcbPropertyListSize);
# pdwOutValue : DWORD* in/out -> LPVOID
# pValueStruct : CLUSPROP_DWORD* -> LPVOID
# dwOldValue : DWORD -> DWORD
# dwMinimum : DWORD -> DWORD
# dwMaximum : DWORD -> DWORD
# ppPropertyList : BYTE** in/out -> LPVOID
# pcbPropertyListSize : DWORD* in/out -> LPVOID
# 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
使用する型