ホーム › Networking.WinInet › CreateUrlCacheContainerW

CreateUrlCacheContainerW

関数

URLキャッシュコンテナを作成する(Unicode版)。

DLLWININET.dll文字セットUnicode (-W)呼出規約winapiSetLastErrorあり対応OSWindows 2000 以降

シグネチャ

// WININET.dll  (Unicode / -W)
#include <windows.h>

BOOL CreateUrlCacheContainerW(
    LPCWSTR Name,
    LPCWSTR lpCachePrefix,
    LPCWSTR lpszCachePath,   // optional
    DWORD KBCacheLimit,
    DWORD dwContainerType,
    DWORD dwOptions,
    void* pvBuffer,   // optional
    DWORD* cbBuffer   // optional
);

パラメーター

名前	型	方向
Name	LPCWSTR	in
lpCachePrefix	LPCWSTR	in
lpszCachePath	LPCWSTR	inoptional
KBCacheLimit	DWORD	in
dwContainerType	DWORD	in
dwOptions	DWORD	in
pvBuffer	void*	optional
cbBuffer	DWORD*	optional

戻り値の型: BOOL

各言語での呼び出し定義

// WININET.dll  (Unicode / -W)
#include <windows.h>

BOOL CreateUrlCacheContainerW(
    LPCWSTR Name,
    LPCWSTR lpCachePrefix,
    LPCWSTR lpszCachePath,   // optional
    DWORD KBCacheLimit,
    DWORD dwContainerType,
    DWORD dwOptions,
    void* pvBuffer,   // optional
    DWORD* cbBuffer   // optional
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WININET.dll", CharSet = CharSet.Unicode, SetLastError = true, ExactSpelling = true)]
static extern bool CreateUrlCacheContainerW(
    [MarshalAs(UnmanagedType.LPWStr)] string Name,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string lpCachePrefix,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string lpszCachePath,   // LPCWSTR optional
    uint KBCacheLimit,   // DWORD
    uint dwContainerType,   // DWORD
    uint dwOptions,   // DWORD
    IntPtr pvBuffer,   // void* optional
    IntPtr cbBuffer   // DWORD* optional
);

<DllImport("WININET.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CreateUrlCacheContainerW(
    <MarshalAs(UnmanagedType.LPWStr)> Name As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpCachePrefix As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszCachePath As String,   ' LPCWSTR optional
    KBCacheLimit As UInteger,   ' DWORD
    dwContainerType As UInteger,   ' DWORD
    dwOptions As UInteger,   ' DWORD
    pvBuffer As IntPtr,   ' void* optional
    cbBuffer As IntPtr   ' DWORD* optional
) As Boolean
End Function

' Name : LPCWSTR
' lpCachePrefix : LPCWSTR
' lpszCachePath : LPCWSTR optional
' KBCacheLimit : DWORD
' dwContainerType : DWORD
' dwOptions : DWORD
' pvBuffer : void* optional
' cbBuffer : DWORD* optional
Declare PtrSafe Function CreateUrlCacheContainerW Lib "wininet" ( _
    ByVal Name As LongPtr, _
    ByVal lpCachePrefix As LongPtr, _
    ByVal lpszCachePath As LongPtr, _
    ByVal KBCacheLimit As Long, _
    ByVal dwContainerType As Long, _
    ByVal dwOptions As Long, _
    ByVal pvBuffer As LongPtr, _
    ByVal cbBuffer As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CreateUrlCacheContainerW = ctypes.windll.wininet.CreateUrlCacheContainerW
CreateUrlCacheContainerW.restype = wintypes.BOOL
CreateUrlCacheContainerW.argtypes = [
    wintypes.LPCWSTR,  # Name : LPCWSTR
    wintypes.LPCWSTR,  # lpCachePrefix : LPCWSTR
    wintypes.LPCWSTR,  # lpszCachePath : LPCWSTR optional
    wintypes.DWORD,  # KBCacheLimit : DWORD
    wintypes.DWORD,  # dwContainerType : DWORD
    wintypes.DWORD,  # dwOptions : DWORD
    ctypes.POINTER(None),  # pvBuffer : void* optional
    ctypes.POINTER(wintypes.DWORD),  # cbBuffer : DWORD* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
CreateUrlCacheContainerW = Fiddle::Function.new(
  lib['CreateUrlCacheContainerW'],
  [
    Fiddle::TYPE_VOIDP,  # Name : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpCachePrefix : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszCachePath : LPCWSTR optional
    -Fiddle::TYPE_INT,  # KBCacheLimit : DWORD
    -Fiddle::TYPE_INT,  # dwContainerType : DWORD
    -Fiddle::TYPE_INT,  # dwOptions : DWORD
    Fiddle::TYPE_VOIDP,  # pvBuffer : void* optional
    Fiddle::TYPE_VOIDP,  # cbBuffer : DWORD* optional
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "wininet")]
extern "system" {
    fn CreateUrlCacheContainerW(
        Name: *const u16,  // LPCWSTR
        lpCachePrefix: *const u16,  // LPCWSTR
        lpszCachePath: *const u16,  // LPCWSTR optional
        KBCacheLimit: u32,  // DWORD
        dwContainerType: u32,  // DWORD
        dwOptions: u32,  // DWORD
        pvBuffer: *mut (),  // void* optional
        cbBuffer: *mut u32  // DWORD* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WININET.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool CreateUrlCacheContainerW([MarshalAs(UnmanagedType.LPWStr)] string Name, [MarshalAs(UnmanagedType.LPWStr)] string lpCachePrefix, [MarshalAs(UnmanagedType.LPWStr)] string lpszCachePath, uint KBCacheLimit, uint dwContainerType, uint dwOptions, IntPtr pvBuffer, IntPtr cbBuffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_CreateUrlCacheContainerW' -Namespace Win32 -PassThru
# $api::CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, cbBuffer)

#uselib "WININET.dll"
#func global CreateUrlCacheContainerW "CreateUrlCacheContainerW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; CreateUrlCacheContainerW Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, varptr(cbBuffer)   ; 戻り値は stat
; Name : LPCWSTR -> "wptr"
; lpCachePrefix : LPCWSTR -> "wptr"
; lpszCachePath : LPCWSTR optional -> "wptr"
; KBCacheLimit : DWORD -> "wptr"
; dwContainerType : DWORD -> "wptr"
; dwOptions : DWORD -> "wptr"
; pvBuffer : void* optional -> "wptr"
; cbBuffer : DWORD* optional -> "wptr"
; ※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 CreateUrlCacheContainerW "CreateUrlCacheContainerW" wstr, wstr, wstr, int, int, int, sptr, var
; res = CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, cbBuffer)
; Name : LPCWSTR -> "wstr"
; lpCachePrefix : LPCWSTR -> "wstr"
; lpszCachePath : LPCWSTR optional -> "wstr"
; KBCacheLimit : DWORD -> "int"
; dwContainerType : DWORD -> "int"
; dwOptions : DWORD -> "int"
; pvBuffer : void* optional -> "sptr"
; cbBuffer : DWORD* 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 "WININET.dll"
#cfunc global CreateUrlCacheContainerW "CreateUrlCacheContainerW" wstr, wstr, wstr, int, int, int, sptr, sptr
; res = CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, varptr(cbBuffer))
; Name : LPCWSTR -> "wstr"
; lpCachePrefix : LPCWSTR -> "wstr"
; lpszCachePath : LPCWSTR optional -> "wstr"
; KBCacheLimit : DWORD -> "int"
; dwContainerType : DWORD -> "int"
; dwOptions : DWORD -> "int"
; pvBuffer : void* optional -> "sptr"
; cbBuffer : DWORD* 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:

; BOOL CreateUrlCacheContainerW(LPCWSTR Name, LPCWSTR lpCachePrefix, LPCWSTR lpszCachePath, DWORD KBCacheLimit, DWORD dwContainerType, DWORD dwOptions, void* pvBuffer, DWORD* cbBuffer)
#uselib "WININET.dll"
#cfunc global CreateUrlCacheContainerW "CreateUrlCacheContainerW" wstr, wstr, wstr, int, int, int, intptr, var
; res = CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, cbBuffer)
; Name : LPCWSTR -> "wstr"
; lpCachePrefix : LPCWSTR -> "wstr"
; lpszCachePath : LPCWSTR optional -> "wstr"
; KBCacheLimit : DWORD -> "int"
; dwContainerType : DWORD -> "int"
; dwOptions : DWORD -> "int"
; pvBuffer : void* optional -> "intptr"
; cbBuffer : DWORD* 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。; BOOL CreateUrlCacheContainerW(LPCWSTR Name, LPCWSTR lpCachePrefix, LPCWSTR lpszCachePath, DWORD KBCacheLimit, DWORD dwContainerType, DWORD dwOptions, void* pvBuffer, DWORD* cbBuffer)
#uselib "WININET.dll"
#cfunc global CreateUrlCacheContainerW "CreateUrlCacheContainerW" wstr, wstr, wstr, int, int, int, intptr, intptr
; res = CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, varptr(cbBuffer))
; Name : LPCWSTR -> "wstr"
; lpCachePrefix : LPCWSTR -> "wstr"
; lpszCachePath : LPCWSTR optional -> "wstr"
; KBCacheLimit : DWORD -> "int"
; dwContainerType : DWORD -> "int"
; dwOptions : DWORD -> "int"
; pvBuffer : void* optional -> "intptr"
; cbBuffer : DWORD* 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 (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procCreateUrlCacheContainerW = wininet.NewProc("CreateUrlCacheContainerW")
)

// Name (LPCWSTR), lpCachePrefix (LPCWSTR), lpszCachePath (LPCWSTR optional), KBCacheLimit (DWORD), dwContainerType (DWORD), dwOptions (DWORD), pvBuffer (void* optional), cbBuffer (DWORD* optional)
r1, _, err := procCreateUrlCacheContainerW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Name))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpCachePrefix))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszCachePath))),
	uintptr(KBCacheLimit),
	uintptr(dwContainerType),
	uintptr(dwOptions),
	uintptr(pvBuffer),
	uintptr(cbBuffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CreateUrlCacheContainerW(
  Name: PWideChar;   // LPCWSTR
  lpCachePrefix: PWideChar;   // LPCWSTR
  lpszCachePath: PWideChar;   // LPCWSTR optional
  KBCacheLimit: DWORD;   // DWORD
  dwContainerType: DWORD;   // DWORD
  dwOptions: DWORD;   // DWORD
  pvBuffer: Pointer;   // void* optional
  cbBuffer: Pointer   // DWORD* optional
): BOOL; stdcall;
  external 'WININET.dll' name 'CreateUrlCacheContainerW';

result := DllCall("WININET\CreateUrlCacheContainerW"
    , "WStr", Name   ; LPCWSTR
    , "WStr", lpCachePrefix   ; LPCWSTR
    , "WStr", lpszCachePath   ; LPCWSTR optional
    , "UInt", KBCacheLimit   ; DWORD
    , "UInt", dwContainerType   ; DWORD
    , "UInt", dwOptions   ; DWORD
    , "Ptr", pvBuffer   ; void* optional
    , "Ptr", cbBuffer   ; DWORD* optional
    , "Int")   ; return: BOOL

●CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, cbBuffer) = DLL("WININET.dll", "bool CreateUrlCacheContainerW(char*, char*, char*, dword, dword, dword, void*, void*)")
# 呼び出し: CreateUrlCacheContainerW(Name, lpCachePrefix, lpszCachePath, KBCacheLimit, dwContainerType, dwOptions, pvBuffer, cbBuffer)
# Name : LPCWSTR -> "char*"
# lpCachePrefix : LPCWSTR -> "char*"
# lpszCachePath : LPCWSTR optional -> "char*"
# KBCacheLimit : DWORD -> "dword"
# dwContainerType : DWORD -> "dword"
# dwOptions : DWORD -> "dword"
# pvBuffer : void* optional -> "void*"
# cbBuffer : DWORD* 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。