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PowerReadSettingAttributes

関数

指定の電源設定の属性フラグを読み取る。

DLLPOWRPROF.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

DWORD PowerReadSettingAttributes(
    const GUID* SubGroupGuid,   // optional
    const GUID* PowerSettingGuid   // optional
);

パラメーター

名前	型	方向
SubGroupGuid	GUID*	inoptional
PowerSettingGuid	GUID*	inoptional

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD PowerReadSettingAttributes(
    const GUID* SubGroupGuid,   // optional
    const GUID* PowerSettingGuid   // optional
);

[DllImport("POWRPROF.dll", ExactSpelling = true)]
static extern uint PowerReadSettingAttributes(
    IntPtr SubGroupGuid,   // GUID* optional
    IntPtr PowerSettingGuid   // GUID* optional
);

<DllImport("POWRPROF.dll", ExactSpelling:=True)>
Public Shared Function PowerReadSettingAttributes(
    SubGroupGuid As IntPtr,   ' GUID* optional
    PowerSettingGuid As IntPtr   ' GUID* optional
) As UInteger
End Function

' SubGroupGuid : GUID* optional
' PowerSettingGuid : GUID* optional
Declare PtrSafe Function PowerReadSettingAttributes Lib "powrprof" ( _
    ByVal SubGroupGuid As LongPtr, _
    ByVal PowerSettingGuid 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

PowerReadSettingAttributes = ctypes.windll.powrprof.PowerReadSettingAttributes
PowerReadSettingAttributes.restype = wintypes.DWORD
PowerReadSettingAttributes.argtypes = [
    ctypes.c_void_p,  # SubGroupGuid : GUID* optional
    ctypes.c_void_p,  # PowerSettingGuid : GUID* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('POWRPROF.dll')
PowerReadSettingAttributes = Fiddle::Function.new(
  lib['PowerReadSettingAttributes'],
  [
    Fiddle::TYPE_VOIDP,  # SubGroupGuid : GUID* optional
    Fiddle::TYPE_VOIDP,  # PowerSettingGuid : GUID* optional
  ],
  -Fiddle::TYPE_INT)

#[link(name = "powrprof")]
extern "system" {
    fn PowerReadSettingAttributes(
        SubGroupGuid: *const GUID,  // GUID* optional
        PowerSettingGuid: *const GUID  // GUID* optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("POWRPROF.dll")]
public static extern uint PowerReadSettingAttributes(IntPtr SubGroupGuid, IntPtr PowerSettingGuid);
"@
$api = Add-Type -MemberDefinition $sig -Name 'POWRPROF_PowerReadSettingAttributes' -Namespace Win32 -PassThru
# $api::PowerReadSettingAttributes(SubGroupGuid, PowerSettingGuid)

#uselib "POWRPROF.dll"
#func global PowerReadSettingAttributes "PowerReadSettingAttributes" sptr, sptr
; PowerReadSettingAttributes varptr(SubGroupGuid), varptr(PowerSettingGuid)   ; 戻り値は stat
; SubGroupGuid : GUID* optional -> "sptr"
; PowerSettingGuid : GUID* optional -> "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 "POWRPROF.dll"
#cfunc global PowerReadSettingAttributes "PowerReadSettingAttributes" var, var
; res = PowerReadSettingAttributes(SubGroupGuid, PowerSettingGuid)
; SubGroupGuid : GUID* optional -> "var"
; PowerSettingGuid : GUID* optional -> "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 "POWRPROF.dll"
#cfunc global PowerReadSettingAttributes "PowerReadSettingAttributes" sptr, sptr
; res = PowerReadSettingAttributes(varptr(SubGroupGuid), varptr(PowerSettingGuid))
; SubGroupGuid : GUID* optional -> "sptr"
; PowerSettingGuid : GUID* optional -> "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 PowerReadSettingAttributes(GUID* SubGroupGuid, GUID* PowerSettingGuid)
#uselib "POWRPROF.dll"
#cfunc global PowerReadSettingAttributes "PowerReadSettingAttributes" var, var
; res = PowerReadSettingAttributes(SubGroupGuid, PowerSettingGuid)
; SubGroupGuid : GUID* optional -> "var"
; PowerSettingGuid : GUID* optional -> "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 PowerReadSettingAttributes(GUID* SubGroupGuid, GUID* PowerSettingGuid)
#uselib "POWRPROF.dll"
#cfunc global PowerReadSettingAttributes "PowerReadSettingAttributes" intptr, intptr
; res = PowerReadSettingAttributes(varptr(SubGroupGuid), varptr(PowerSettingGuid))
; SubGroupGuid : GUID* optional -> "intptr"
; PowerSettingGuid : GUID* optional -> "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 (
	powrprof = windows.NewLazySystemDLL("POWRPROF.dll")
	procPowerReadSettingAttributes = powrprof.NewProc("PowerReadSettingAttributes")
)

// SubGroupGuid (GUID* optional), PowerSettingGuid (GUID* optional)
r1, _, err := procPowerReadSettingAttributes.Call(
	uintptr(SubGroupGuid),
	uintptr(PowerSettingGuid),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PowerReadSettingAttributes(
  SubGroupGuid: PGUID;   // GUID* optional
  PowerSettingGuid: PGUID   // GUID* optional
): DWORD; stdcall;
  external 'POWRPROF.dll' name 'PowerReadSettingAttributes';

result := DllCall("POWRPROF\PowerReadSettingAttributes"
    , "Ptr", SubGroupGuid   ; GUID* optional
    , "Ptr", PowerSettingGuid   ; GUID* optional
    , "UInt")   ; return: DWORD

●PowerReadSettingAttributes(SubGroupGuid, PowerSettingGuid) = DLL("POWRPROF.dll", "dword PowerReadSettingAttributes(void*, void*)")
# 呼び出し: PowerReadSettingAttributes(SubGroupGuid, PowerSettingGuid)
# SubGroupGuid : GUID* optional -> "void*"
# PowerSettingGuid : GUID* optional -> "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)。