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UrlCacheGetGlobalCacheSize

関数

グローバルURLキャッシュの使用量と上限を取得する。

DLLWININET.dll呼出規約winapi

シグネチャ

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

DWORD UrlCacheGetGlobalCacheSize(
    DWORD dwFilter,
    ULONGLONG* pullSize,
    ULONGLONG* pullLimit
);

パラメーター

名前	型	方向
dwFilter	DWORD	in
pullSize	ULONGLONG*	out
pullLimit	ULONGLONG*	out

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD UrlCacheGetGlobalCacheSize(
    DWORD dwFilter,
    ULONGLONG* pullSize,
    ULONGLONG* pullLimit
);

[DllImport("WININET.dll", ExactSpelling = true)]
static extern uint UrlCacheGetGlobalCacheSize(
    uint dwFilter,   // DWORD
    out ulong pullSize,   // ULONGLONG* out
    out ulong pullLimit   // ULONGLONG* out
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function UrlCacheGetGlobalCacheSize(
    dwFilter As UInteger,   ' DWORD
    <Out> ByRef pullSize As ULong,   ' ULONGLONG* out
    <Out> ByRef pullLimit As ULong   ' ULONGLONG* out
) As UInteger
End Function

' dwFilter : DWORD
' pullSize : ULONGLONG* out
' pullLimit : ULONGLONG* out
Declare PtrSafe Function UrlCacheGetGlobalCacheSize Lib "wininet" ( _
    ByVal dwFilter As Long, _
    ByRef pullSize As LongLong, _
    ByRef pullLimit As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

UrlCacheGetGlobalCacheSize = ctypes.windll.wininet.UrlCacheGetGlobalCacheSize
UrlCacheGetGlobalCacheSize.restype = wintypes.DWORD
UrlCacheGetGlobalCacheSize.argtypes = [
    wintypes.DWORD,  # dwFilter : DWORD
    ctypes.POINTER(ctypes.c_ulonglong),  # pullSize : ULONGLONG* out
    ctypes.POINTER(ctypes.c_ulonglong),  # pullLimit : ULONGLONG* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
UrlCacheGetGlobalCacheSize = Fiddle::Function.new(
  lib['UrlCacheGetGlobalCacheSize'],
  [
    -Fiddle::TYPE_INT,  # dwFilter : DWORD
    Fiddle::TYPE_VOIDP,  # pullSize : ULONGLONG* out
    Fiddle::TYPE_VOIDP,  # pullLimit : ULONGLONG* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn UrlCacheGetGlobalCacheSize(
        dwFilter: u32,  // DWORD
        pullSize: *mut u64,  // ULONGLONG* out
        pullLimit: *mut u64  // ULONGLONG* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint UrlCacheGetGlobalCacheSize(uint dwFilter, out ulong pullSize, out ulong pullLimit);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_UrlCacheGetGlobalCacheSize' -Namespace Win32 -PassThru
# $api::UrlCacheGetGlobalCacheSize(dwFilter, pullSize, pullLimit)

#uselib "WININET.dll"
#func global UrlCacheGetGlobalCacheSize "UrlCacheGetGlobalCacheSize" sptr, sptr, sptr
; UrlCacheGetGlobalCacheSize dwFilter, varptr(pullSize), varptr(pullLimit)   ; 戻り値は stat
; dwFilter : DWORD -> "sptr"
; pullSize : ULONGLONG* out -> "sptr"
; pullLimit : ULONGLONG* 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 "WININET.dll"
#cfunc global UrlCacheGetGlobalCacheSize "UrlCacheGetGlobalCacheSize" int, var, var
; res = UrlCacheGetGlobalCacheSize(dwFilter, pullSize, pullLimit)
; dwFilter : DWORD -> "int"
; pullSize : ULONGLONG* out -> "var"
; pullLimit : ULONGLONG* 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 "WININET.dll"
#cfunc global UrlCacheGetGlobalCacheSize "UrlCacheGetGlobalCacheSize" int, sptr, sptr
; res = UrlCacheGetGlobalCacheSize(dwFilter, varptr(pullSize), varptr(pullLimit))
; dwFilter : DWORD -> "int"
; pullSize : ULONGLONG* out -> "sptr"
; pullLimit : ULONGLONG* 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 UrlCacheGetGlobalCacheSize(DWORD dwFilter, ULONGLONG* pullSize, ULONGLONG* pullLimit)
#uselib "WININET.dll"
#cfunc global UrlCacheGetGlobalCacheSize "UrlCacheGetGlobalCacheSize" int, var, var
; res = UrlCacheGetGlobalCacheSize(dwFilter, pullSize, pullLimit)
; dwFilter : DWORD -> "int"
; pullSize : ULONGLONG* out -> "var"
; pullLimit : ULONGLONG* 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 UrlCacheGetGlobalCacheSize(DWORD dwFilter, ULONGLONG* pullSize, ULONGLONG* pullLimit)
#uselib "WININET.dll"
#cfunc global UrlCacheGetGlobalCacheSize "UrlCacheGetGlobalCacheSize" int, intptr, intptr
; res = UrlCacheGetGlobalCacheSize(dwFilter, varptr(pullSize), varptr(pullLimit))
; dwFilter : DWORD -> "int"
; pullSize : ULONGLONG* out -> "intptr"
; pullLimit : ULONGLONG* 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 (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procUrlCacheGetGlobalCacheSize = wininet.NewProc("UrlCacheGetGlobalCacheSize")
)

// dwFilter (DWORD), pullSize (ULONGLONG* out), pullLimit (ULONGLONG* out)
r1, _, err := procUrlCacheGetGlobalCacheSize.Call(
	uintptr(dwFilter),
	uintptr(pullSize),
	uintptr(pullLimit),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function UrlCacheGetGlobalCacheSize(
  dwFilter: DWORD;   // DWORD
  pullSize: Pointer;   // ULONGLONG* out
  pullLimit: Pointer   // ULONGLONG* out
): DWORD; stdcall;
  external 'WININET.dll' name 'UrlCacheGetGlobalCacheSize';

result := DllCall("WININET\UrlCacheGetGlobalCacheSize"
    , "UInt", dwFilter   ; DWORD
    , "Ptr", pullSize   ; ULONGLONG* out
    , "Ptr", pullLimit   ; ULONGLONG* out
    , "UInt")   ; return: DWORD

●UrlCacheGetGlobalCacheSize(dwFilter, pullSize, pullLimit) = DLL("WININET.dll", "dword UrlCacheGetGlobalCacheSize(dword, void*, void*)")
# 呼び出し: UrlCacheGetGlobalCacheSize(dwFilter, pullSize, pullLimit)
# dwFilter : DWORD -> "dword"
# pullSize : ULONGLONG* out -> "void*"
# pullLimit : ULONGLONG* 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)。