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DavInvalidateCache

関数

指定URLのWebDAVキャッシュを無効化して破棄する。

DLLdavclnt.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

DWORD DavInvalidateCache(
    LPCWSTR URLName
);

パラメーター

名前	型	方向
URLName	LPCWSTR	in

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD DavInvalidateCache(
    LPCWSTR URLName
);

[DllImport("davclnt.dll", ExactSpelling = true)]
static extern uint DavInvalidateCache(
    [MarshalAs(UnmanagedType.LPWStr)] string URLName   // LPCWSTR
);

<DllImport("davclnt.dll", ExactSpelling:=True)>
Public Shared Function DavInvalidateCache(
    <MarshalAs(UnmanagedType.LPWStr)> URLName As String   ' LPCWSTR
) As UInteger
End Function

' URLName : LPCWSTR
Declare PtrSafe Function DavInvalidateCache Lib "davclnt" ( _
    ByVal URLName 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

DavInvalidateCache = ctypes.windll.davclnt.DavInvalidateCache
DavInvalidateCache.restype = wintypes.DWORD
DavInvalidateCache.argtypes = [
    wintypes.LPCWSTR,  # URLName : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('davclnt.dll')
DavInvalidateCache = Fiddle::Function.new(
  lib['DavInvalidateCache'],
  [
    Fiddle::TYPE_VOIDP,  # URLName : LPCWSTR
  ],
  -Fiddle::TYPE_INT)

#[link(name = "davclnt")]
extern "system" {
    fn DavInvalidateCache(
        URLName: *const u16  // LPCWSTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("davclnt.dll")]
public static extern uint DavInvalidateCache([MarshalAs(UnmanagedType.LPWStr)] string URLName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'davclnt_DavInvalidateCache' -Namespace Win32 -PassThru
# $api::DavInvalidateCache(URLName)

#uselib "davclnt.dll"
#func global DavInvalidateCache "DavInvalidateCache" sptr
; DavInvalidateCache URLName   ; 戻り値は stat
; URLName : LPCWSTR -> "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。

#uselib "davclnt.dll"
#cfunc global DavInvalidateCache "DavInvalidateCache" wstr
; res = DavInvalidateCache(URLName)
; URLName : LPCWSTR -> "wstr"

; DWORD DavInvalidateCache(LPCWSTR URLName)
#uselib "davclnt.dll"
#cfunc global DavInvalidateCache "DavInvalidateCache" wstr
; res = DavInvalidateCache(URLName)
; URLName : LPCWSTR -> "wstr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	davclnt = windows.NewLazySystemDLL("davclnt.dll")
	procDavInvalidateCache = davclnt.NewProc("DavInvalidateCache")
)

// URLName (LPCWSTR)
r1, _, err := procDavInvalidateCache.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(URLName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DavInvalidateCache(
  URLName: PWideChar   // LPCWSTR
): DWORD; stdcall;
  external 'davclnt.dll' name 'DavInvalidateCache';

result := DllCall("davclnt\DavInvalidateCache"
    , "WStr", URLName   ; LPCWSTR
    , "UInt")   ; return: DWORD

●DavInvalidateCache(URLName) = DLL("davclnt.dll", "dword DavInvalidateCache(char*)")
# 呼び出し: DavInvalidateCache(URLName)
# URLName : LPCWSTR -> "char*"
# 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)。