UrlCacheFindFirstEntry

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

DWORD UrlCacheFindFirstEntry(
    LPCWSTR pwszPrefix,   // optional
    DWORD dwFlags,
    DWORD dwFilter,
    LONGLONG GroupId,
    URLCACHE_ENTRY_INFO* pCacheEntryInfo,
    HANDLE* phFind
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function UrlCacheFindFirstEntry(
    <MarshalAs(UnmanagedType.LPWStr)> pwszPrefix As String,   ' LPCWSTR optional
    dwFlags As UInteger,   ' DWORD
    dwFilter As UInteger,   ' DWORD
    GroupId As Long,   ' LONGLONG
    pCacheEntryInfo As IntPtr,   ' URLCACHE_ENTRY_INFO* out
    phFind As IntPtr   ' HANDLE* out
) As UInteger
End Function

' pwszPrefix : LPCWSTR optional
' dwFlags : DWORD
' dwFilter : DWORD
' GroupId : LONGLONG
' pCacheEntryInfo : URLCACHE_ENTRY_INFO* out
' phFind : HANDLE* out
Declare PtrSafe Function UrlCacheFindFirstEntry Lib "wininet" ( _
    ByVal pwszPrefix As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal dwFilter As Long, _
    ByVal GroupId As LongLong, _
    ByVal pCacheEntryInfo As LongPtr, _
    ByVal phFind 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

UrlCacheFindFirstEntry = ctypes.windll.wininet.UrlCacheFindFirstEntry
UrlCacheFindFirstEntry.restype = wintypes.DWORD
UrlCacheFindFirstEntry.argtypes = [
    wintypes.LPCWSTR,  # pwszPrefix : LPCWSTR optional
    wintypes.DWORD,  # dwFlags : DWORD
    wintypes.DWORD,  # dwFilter : DWORD
    ctypes.c_longlong,  # GroupId : LONGLONG
    ctypes.c_void_p,  # pCacheEntryInfo : URLCACHE_ENTRY_INFO* out
    ctypes.c_void_p,  # phFind : HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
UrlCacheFindFirstEntry = Fiddle::Function.new(
  lib['UrlCacheFindFirstEntry'],
  [
    Fiddle::TYPE_VOIDP,  # pwszPrefix : LPCWSTR optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    -Fiddle::TYPE_INT,  # dwFilter : DWORD
    Fiddle::TYPE_LONG_LONG,  # GroupId : LONGLONG
    Fiddle::TYPE_VOIDP,  # pCacheEntryInfo : URLCACHE_ENTRY_INFO* out
    Fiddle::TYPE_VOIDP,  # phFind : HANDLE* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn UrlCacheFindFirstEntry(
        pwszPrefix: *const u16,  // LPCWSTR optional
        dwFlags: u32,  // DWORD
        dwFilter: u32,  // DWORD
        GroupId: i64,  // LONGLONG
        pCacheEntryInfo: *mut URLCACHE_ENTRY_INFO,  // URLCACHE_ENTRY_INFO* out
        phFind: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint UrlCacheFindFirstEntry([MarshalAs(UnmanagedType.LPWStr)] string pwszPrefix, uint dwFlags, uint dwFilter, long GroupId, IntPtr pCacheEntryInfo, IntPtr phFind);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_UrlCacheFindFirstEntry' -Namespace Win32 -PassThru
# $api::UrlCacheFindFirstEntry(pwszPrefix, dwFlags, dwFilter, GroupId, pCacheEntryInfo, phFind)

#uselib "WININET.dll"
#func global UrlCacheFindFirstEntry "UrlCacheFindFirstEntry" sptr, sptr, sptr, sptr, sptr, sptr
; UrlCacheFindFirstEntry pwszPrefix, dwFlags, dwFilter, GroupId, varptr(pCacheEntryInfo), phFind   ; 戻り値は stat
; pwszPrefix : LPCWSTR optional -> "sptr"
; dwFlags : DWORD -> "sptr"
; dwFilter : DWORD -> "sptr"
; GroupId : LONGLONG -> "sptr"
; pCacheEntryInfo : URLCACHE_ENTRY_INFO* out -> "sptr"
; phFind : HANDLE* out -> "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 UrlCacheFindFirstEntry "UrlCacheFindFirstEntry" wstr, int, int, int64, var, sptr
; res = UrlCacheFindFirstEntry(pwszPrefix, dwFlags, dwFilter, GroupId, pCacheEntryInfo, phFind)
; pwszPrefix : LPCWSTR optional -> "wstr"
; dwFlags : DWORD -> "int"
; dwFilter : DWORD -> "int"
; GroupId : LONGLONG -> "int64"
; pCacheEntryInfo : URLCACHE_ENTRY_INFO* out -> "var"
; phFind : HANDLE* out -> "sptr"
; ※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。
; ※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 UrlCacheFindFirstEntry(LPCWSTR pwszPrefix, DWORD dwFlags, DWORD dwFilter, LONGLONG GroupId, URLCACHE_ENTRY_INFO* pCacheEntryInfo, HANDLE* phFind)
#uselib "WININET.dll"
#cfunc global UrlCacheFindFirstEntry "UrlCacheFindFirstEntry" wstr, int, int, int64, var, intptr
; res = UrlCacheFindFirstEntry(pwszPrefix, dwFlags, dwFilter, GroupId, pCacheEntryInfo, phFind)
; pwszPrefix : LPCWSTR optional -> "wstr"
; dwFlags : DWORD -> "int"
; dwFilter : DWORD -> "int"
; GroupId : LONGLONG -> "int64"
; pCacheEntryInfo : URLCACHE_ENTRY_INFO* out -> "var"
; phFind : HANDLE* out -> "intptr"
; ※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。

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procUrlCacheFindFirstEntry = wininet.NewProc("UrlCacheFindFirstEntry")
)

// pwszPrefix (LPCWSTR optional), dwFlags (DWORD), dwFilter (DWORD), GroupId (LONGLONG), pCacheEntryInfo (URLCACHE_ENTRY_INFO* out), phFind (HANDLE* out)
r1, _, err := procUrlCacheFindFirstEntry.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszPrefix))),
	uintptr(dwFlags),
	uintptr(dwFilter),
	uintptr(GroupId),
	uintptr(pCacheEntryInfo),
	uintptr(phFind),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function UrlCacheFindFirstEntry(
  pwszPrefix: PWideChar;   // LPCWSTR optional
  dwFlags: DWORD;   // DWORD
  dwFilter: DWORD;   // DWORD
  GroupId: Int64;   // LONGLONG
  pCacheEntryInfo: Pointer;   // URLCACHE_ENTRY_INFO* out
  phFind: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'WININET.dll' name 'UrlCacheFindFirstEntry';

result := DllCall("WININET\UrlCacheFindFirstEntry"
    , "WStr", pwszPrefix   ; LPCWSTR optional
    , "UInt", dwFlags   ; DWORD
    , "UInt", dwFilter   ; DWORD
    , "Int64", GroupId   ; LONGLONG
    , "Ptr", pCacheEntryInfo   ; URLCACHE_ENTRY_INFO* out
    , "Ptr", phFind   ; HANDLE* out
    , "UInt")   ; return: DWORD

●UrlCacheFindFirstEntry(pwszPrefix, dwFlags, dwFilter, GroupId, pCacheEntryInfo, phFind) = DLL("WININET.dll", "dword UrlCacheFindFirstEntry(char*, dword, dword, int64, void*, void*)")
# 呼び出し: UrlCacheFindFirstEntry(pwszPrefix, dwFlags, dwFilter, GroupId, pCacheEntryInfo, phFind)
# pwszPrefix : LPCWSTR optional -> "char*"
# dwFlags : DWORD -> "dword"
# dwFilter : DWORD -> "dword"
# GroupId : LONGLONG -> "int64"
# pCacheEntryInfo : URLCACHE_ENTRY_INFO* out -> "void*"
# phFind : HANDLE* 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)。