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WldpQuerySecurityPolicy

関数

WLDPのセキュリティポリシー設定値を問い合わせる。

DLLWldp.dll呼出規約winapi

シグネチャ

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

HRESULT WldpQuerySecurityPolicy(
    const UNICODE_STRING* providerName,
    const UNICODE_STRING* keyName,
    const UNICODE_STRING* valueName,
    WLDP_SECURE_SETTING_VALUE_TYPE* valueType,
    void* valueAddress,   // optional
    DWORD* valueSize
);

パラメーター

名前	型	方向
providerName	UNICODE_STRING*	in
keyName	UNICODE_STRING*	in
valueName	UNICODE_STRING*	in
valueType	WLDP_SECURE_SETTING_VALUE_TYPE*	out
valueAddress	void*	outoptional
valueSize	DWORD*	inout

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WldpQuerySecurityPolicy(
    const UNICODE_STRING* providerName,
    const UNICODE_STRING* keyName,
    const UNICODE_STRING* valueName,
    WLDP_SECURE_SETTING_VALUE_TYPE* valueType,
    void* valueAddress,   // optional
    DWORD* valueSize
);

[DllImport("Wldp.dll", ExactSpelling = true)]
static extern int WldpQuerySecurityPolicy(
    IntPtr providerName,   // UNICODE_STRING*
    IntPtr keyName,   // UNICODE_STRING*
    IntPtr valueName,   // UNICODE_STRING*
    out int valueType,   // WLDP_SECURE_SETTING_VALUE_TYPE* out
    IntPtr valueAddress,   // void* optional, out
    ref uint valueSize   // DWORD* in/out
);

<DllImport("Wldp.dll", ExactSpelling:=True)>
Public Shared Function WldpQuerySecurityPolicy(
    providerName As IntPtr,   ' UNICODE_STRING*
    keyName As IntPtr,   ' UNICODE_STRING*
    valueName As IntPtr,   ' UNICODE_STRING*
    <Out> ByRef valueType As Integer,   ' WLDP_SECURE_SETTING_VALUE_TYPE* out
    valueAddress As IntPtr,   ' void* optional, out
    ByRef valueSize As UInteger   ' DWORD* in/out
) As Integer
End Function

' providerName : UNICODE_STRING*
' keyName : UNICODE_STRING*
' valueName : UNICODE_STRING*
' valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out
' valueAddress : void* optional, out
' valueSize : DWORD* in/out
Declare PtrSafe Function WldpQuerySecurityPolicy Lib "wldp" ( _
    ByVal providerName As LongPtr, _
    ByVal keyName As LongPtr, _
    ByVal valueName As LongPtr, _
    ByRef valueType As Long, _
    ByVal valueAddress As LongPtr, _
    ByRef valueSize 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

WldpQuerySecurityPolicy = ctypes.windll.wldp.WldpQuerySecurityPolicy
WldpQuerySecurityPolicy.restype = ctypes.c_int
WldpQuerySecurityPolicy.argtypes = [
    ctypes.c_void_p,  # providerName : UNICODE_STRING*
    ctypes.c_void_p,  # keyName : UNICODE_STRING*
    ctypes.c_void_p,  # valueName : UNICODE_STRING*
    ctypes.c_void_p,  # valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out
    ctypes.POINTER(None),  # valueAddress : void* optional, out
    ctypes.POINTER(wintypes.DWORD),  # valueSize : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('Wldp.dll')
WldpQuerySecurityPolicy = Fiddle::Function.new(
  lib['WldpQuerySecurityPolicy'],
  [
    Fiddle::TYPE_VOIDP,  # providerName : UNICODE_STRING*
    Fiddle::TYPE_VOIDP,  # keyName : UNICODE_STRING*
    Fiddle::TYPE_VOIDP,  # valueName : UNICODE_STRING*
    Fiddle::TYPE_VOIDP,  # valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out
    Fiddle::TYPE_VOIDP,  # valueAddress : void* optional, out
    Fiddle::TYPE_VOIDP,  # valueSize : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "wldp")]
extern "system" {
    fn WldpQuerySecurityPolicy(
        providerName: *const UNICODE_STRING,  // UNICODE_STRING*
        keyName: *const UNICODE_STRING,  // UNICODE_STRING*
        valueName: *const UNICODE_STRING,  // UNICODE_STRING*
        valueType: *mut i32,  // WLDP_SECURE_SETTING_VALUE_TYPE* out
        valueAddress: *mut (),  // void* optional, out
        valueSize: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("Wldp.dll")]
public static extern int WldpQuerySecurityPolicy(IntPtr providerName, IntPtr keyName, IntPtr valueName, out int valueType, IntPtr valueAddress, ref uint valueSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Wldp_WldpQuerySecurityPolicy' -Namespace Win32 -PassThru
# $api::WldpQuerySecurityPolicy(providerName, keyName, valueName, valueType, valueAddress, valueSize)

#uselib "Wldp.dll"
#func global WldpQuerySecurityPolicy "WldpQuerySecurityPolicy" sptr, sptr, sptr, sptr, sptr, sptr
; WldpQuerySecurityPolicy varptr(providerName), varptr(keyName), varptr(valueName), valueType, valueAddress, varptr(valueSize)   ; 戻り値は stat
; providerName : UNICODE_STRING* -> "sptr"
; keyName : UNICODE_STRING* -> "sptr"
; valueName : UNICODE_STRING* -> "sptr"
; valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out -> "sptr"
; valueAddress : void* optional, out -> "sptr"
; valueSize : 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 "Wldp.dll"
#cfunc global WldpQuerySecurityPolicy "WldpQuerySecurityPolicy" var, var, var, int, sptr, var
; res = WldpQuerySecurityPolicy(providerName, keyName, valueName, valueType, valueAddress, valueSize)
; providerName : UNICODE_STRING* -> "var"
; keyName : UNICODE_STRING* -> "var"
; valueName : UNICODE_STRING* -> "var"
; valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out -> "int"
; valueAddress : void* optional, out -> "sptr"
; valueSize : 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 "Wldp.dll"
#cfunc global WldpQuerySecurityPolicy "WldpQuerySecurityPolicy" sptr, sptr, sptr, int, sptr, sptr
; res = WldpQuerySecurityPolicy(varptr(providerName), varptr(keyName), varptr(valueName), valueType, valueAddress, varptr(valueSize))
; providerName : UNICODE_STRING* -> "sptr"
; keyName : UNICODE_STRING* -> "sptr"
; valueName : UNICODE_STRING* -> "sptr"
; valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out -> "int"
; valueAddress : void* optional, out -> "sptr"
; valueSize : 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:

; HRESULT WldpQuerySecurityPolicy(UNICODE_STRING* providerName, UNICODE_STRING* keyName, UNICODE_STRING* valueName, WLDP_SECURE_SETTING_VALUE_TYPE* valueType, void* valueAddress, DWORD* valueSize)
#uselib "Wldp.dll"
#cfunc global WldpQuerySecurityPolicy "WldpQuerySecurityPolicy" var, var, var, int, intptr, var
; res = WldpQuerySecurityPolicy(providerName, keyName, valueName, valueType, valueAddress, valueSize)
; providerName : UNICODE_STRING* -> "var"
; keyName : UNICODE_STRING* -> "var"
; valueName : UNICODE_STRING* -> "var"
; valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out -> "int"
; valueAddress : void* optional, out -> "intptr"
; valueSize : 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。; HRESULT WldpQuerySecurityPolicy(UNICODE_STRING* providerName, UNICODE_STRING* keyName, UNICODE_STRING* valueName, WLDP_SECURE_SETTING_VALUE_TYPE* valueType, void* valueAddress, DWORD* valueSize)
#uselib "Wldp.dll"
#cfunc global WldpQuerySecurityPolicy "WldpQuerySecurityPolicy" intptr, intptr, intptr, int, intptr, intptr
; res = WldpQuerySecurityPolicy(varptr(providerName), varptr(keyName), varptr(valueName), valueType, valueAddress, varptr(valueSize))
; providerName : UNICODE_STRING* -> "intptr"
; keyName : UNICODE_STRING* -> "intptr"
; valueName : UNICODE_STRING* -> "intptr"
; valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out -> "int"
; valueAddress : void* optional, out -> "intptr"
; valueSize : 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 (
	wldp = windows.NewLazySystemDLL("Wldp.dll")
	procWldpQuerySecurityPolicy = wldp.NewProc("WldpQuerySecurityPolicy")
)

// providerName (UNICODE_STRING*), keyName (UNICODE_STRING*), valueName (UNICODE_STRING*), valueType (WLDP_SECURE_SETTING_VALUE_TYPE* out), valueAddress (void* optional, out), valueSize (DWORD* in/out)
r1, _, err := procWldpQuerySecurityPolicy.Call(
	uintptr(providerName),
	uintptr(keyName),
	uintptr(valueName),
	uintptr(valueType),
	uintptr(valueAddress),
	uintptr(valueSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WldpQuerySecurityPolicy(
  providerName: Pointer;   // UNICODE_STRING*
  keyName: Pointer;   // UNICODE_STRING*
  valueName: Pointer;   // UNICODE_STRING*
  valueType: Pointer;   // WLDP_SECURE_SETTING_VALUE_TYPE* out
  valueAddress: Pointer;   // void* optional, out
  valueSize: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'Wldp.dll' name 'WldpQuerySecurityPolicy';

result := DllCall("Wldp\WldpQuerySecurityPolicy"
    , "Ptr", providerName   ; UNICODE_STRING*
    , "Ptr", keyName   ; UNICODE_STRING*
    , "Ptr", valueName   ; UNICODE_STRING*
    , "Ptr", valueType   ; WLDP_SECURE_SETTING_VALUE_TYPE* out
    , "Ptr", valueAddress   ; void* optional, out
    , "Ptr", valueSize   ; DWORD* in/out
    , "Int")   ; return: HRESULT

●WldpQuerySecurityPolicy(providerName, keyName, valueName, valueType, valueAddress, valueSize) = DLL("Wldp.dll", "int WldpQuerySecurityPolicy(void*, void*, void*, void*, void*, void*)")
# 呼び出し: WldpQuerySecurityPolicy(providerName, keyName, valueName, valueType, valueAddress, valueSize)
# providerName : UNICODE_STRING* -> "void*"
# keyName : UNICODE_STRING* -> "void*"
# valueName : UNICODE_STRING* -> "void*"
# valueType : WLDP_SECURE_SETTING_VALUE_TYPE* out -> "void*"
# valueAddress : void* optional, out -> "void*"
# valueSize : 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)。