UrlCacheCreateContainer

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

DWORD UrlCacheCreateContainer(
    LPCWSTR pwszName,
    LPCWSTR pwszPrefix,
    LPCWSTR pwszDirectory,
    ULONGLONG ullLimit,
    DWORD dwOptions
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function UrlCacheCreateContainer(
    <MarshalAs(UnmanagedType.LPWStr)> pwszName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> pwszPrefix As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> pwszDirectory As String,   ' LPCWSTR
    ullLimit As ULong,   ' ULONGLONG
    dwOptions As UInteger   ' DWORD
) As UInteger
End Function

' pwszName : LPCWSTR
' pwszPrefix : LPCWSTR
' pwszDirectory : LPCWSTR
' ullLimit : ULONGLONG
' dwOptions : DWORD
Declare PtrSafe Function UrlCacheCreateContainer Lib "wininet" ( _
    ByVal pwszName As LongPtr, _
    ByVal pwszPrefix As LongPtr, _
    ByVal pwszDirectory As LongPtr, _
    ByVal ullLimit As LongLong, _
    ByVal dwOptions 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

UrlCacheCreateContainer = ctypes.windll.wininet.UrlCacheCreateContainer
UrlCacheCreateContainer.restype = wintypes.DWORD
UrlCacheCreateContainer.argtypes = [
    wintypes.LPCWSTR,  # pwszName : LPCWSTR
    wintypes.LPCWSTR,  # pwszPrefix : LPCWSTR
    wintypes.LPCWSTR,  # pwszDirectory : LPCWSTR
    ctypes.c_ulonglong,  # ullLimit : ULONGLONG
    wintypes.DWORD,  # dwOptions : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
UrlCacheCreateContainer = Fiddle::Function.new(
  lib['UrlCacheCreateContainer'],
  [
    Fiddle::TYPE_VOIDP,  # pwszName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pwszPrefix : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pwszDirectory : LPCWSTR
    -Fiddle::TYPE_LONG_LONG,  # ullLimit : ULONGLONG
    -Fiddle::TYPE_INT,  # dwOptions : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn UrlCacheCreateContainer(
        pwszName: *const u16,  // LPCWSTR
        pwszPrefix: *const u16,  // LPCWSTR
        pwszDirectory: *const u16,  // LPCWSTR
        ullLimit: u64,  // ULONGLONG
        dwOptions: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint UrlCacheCreateContainer([MarshalAs(UnmanagedType.LPWStr)] string pwszName, [MarshalAs(UnmanagedType.LPWStr)] string pwszPrefix, [MarshalAs(UnmanagedType.LPWStr)] string pwszDirectory, ulong ullLimit, uint dwOptions);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_UrlCacheCreateContainer' -Namespace Win32 -PassThru
# $api::UrlCacheCreateContainer(pwszName, pwszPrefix, pwszDirectory, ullLimit, dwOptions)

#uselib "WININET.dll"
#func global UrlCacheCreateContainer "UrlCacheCreateContainer" sptr, sptr, sptr, sptr, sptr
; UrlCacheCreateContainer pwszName, pwszPrefix, pwszDirectory, ullLimit, dwOptions   ; 戻り値は stat
; pwszName : LPCWSTR -> "sptr"
; pwszPrefix : LPCWSTR -> "sptr"
; pwszDirectory : LPCWSTR -> "sptr"
; ullLimit : ULONGLONG -> "sptr"
; dwOptions : DWORD -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "WININET.dll"
#cfunc global UrlCacheCreateContainer "UrlCacheCreateContainer" wstr, wstr, wstr, int64, int
; res = UrlCacheCreateContainer(pwszName, pwszPrefix, pwszDirectory, ullLimit, dwOptions)
; pwszName : LPCWSTR -> "wstr"
; pwszPrefix : LPCWSTR -> "wstr"
; pwszDirectory : LPCWSTR -> "wstr"
; ullLimit : ULONGLONG -> "int64"
; dwOptions : DWORD -> "int"
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; DWORD UrlCacheCreateContainer(LPCWSTR pwszName, LPCWSTR pwszPrefix, LPCWSTR pwszDirectory, ULONGLONG ullLimit, DWORD dwOptions)
#uselib "WININET.dll"
#cfunc global UrlCacheCreateContainer "UrlCacheCreateContainer" wstr, wstr, wstr, int64, int
; res = UrlCacheCreateContainer(pwszName, pwszPrefix, pwszDirectory, ullLimit, dwOptions)
; pwszName : LPCWSTR -> "wstr"
; pwszPrefix : LPCWSTR -> "wstr"
; pwszDirectory : LPCWSTR -> "wstr"
; ullLimit : ULONGLONG -> "int64"
; dwOptions : DWORD -> "int"

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procUrlCacheCreateContainer = wininet.NewProc("UrlCacheCreateContainer")
)

// pwszName (LPCWSTR), pwszPrefix (LPCWSTR), pwszDirectory (LPCWSTR), ullLimit (ULONGLONG), dwOptions (DWORD)
r1, _, err := procUrlCacheCreateContainer.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszPrefix))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszDirectory))),
	uintptr(ullLimit),
	uintptr(dwOptions),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function UrlCacheCreateContainer(
  pwszName: PWideChar;   // LPCWSTR
  pwszPrefix: PWideChar;   // LPCWSTR
  pwszDirectory: PWideChar;   // LPCWSTR
  ullLimit: UInt64;   // ULONGLONG
  dwOptions: DWORD   // DWORD
): DWORD; stdcall;
  external 'WININET.dll' name 'UrlCacheCreateContainer';

result := DllCall("WININET\UrlCacheCreateContainer"
    , "WStr", pwszName   ; LPCWSTR
    , "WStr", pwszPrefix   ; LPCWSTR
    , "WStr", pwszDirectory   ; LPCWSTR
    , "Int64", ullLimit   ; ULONGLONG
    , "UInt", dwOptions   ; DWORD
    , "UInt")   ; return: DWORD

●UrlCacheCreateContainer(pwszName, pwszPrefix, pwszDirectory, ullLimit, dwOptions) = DLL("WININET.dll", "dword UrlCacheCreateContainer(char*, char*, char*, qword, dword)")
# 呼び出し: UrlCacheCreateContainer(pwszName, pwszPrefix, pwszDirectory, ullLimit, dwOptions)
# pwszName : LPCWSTR -> "char*"
# pwszPrefix : LPCWSTR -> "char*"
# pwszDirectory : LPCWSTR -> "char*"
# ullLimit : ULONGLONG -> "qword"
# dwOptions : DWORD -> "dword"
# 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)。