InternetCrackUrlW

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

BOOL InternetCrackUrlW(
    LPCWSTR lpszUrl,
    DWORD dwUrlLength,
    WIN_HTTP_CREATE_URL_FLAGS dwFlags,
    URL_COMPONENTSW* lpUrlComponents
);

<DllImport("WININET.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function InternetCrackUrlW(
    <MarshalAs(UnmanagedType.LPWStr)> lpszUrl As String,   ' LPCWSTR
    dwUrlLength As UInteger,   ' DWORD
    dwFlags As UInteger,   ' WIN_HTTP_CREATE_URL_FLAGS
    lpUrlComponents As IntPtr   ' URL_COMPONENTSW* in/out
) As Boolean
End Function

' lpszUrl : LPCWSTR
' dwUrlLength : DWORD
' dwFlags : WIN_HTTP_CREATE_URL_FLAGS
' lpUrlComponents : URL_COMPONENTSW* in/out
Declare PtrSafe Function InternetCrackUrlW Lib "wininet" ( _
    ByVal lpszUrl As LongPtr, _
    ByVal dwUrlLength As Long, _
    ByVal dwFlags As Long, _
    ByVal lpUrlComponents 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

InternetCrackUrlW = ctypes.windll.wininet.InternetCrackUrlW
InternetCrackUrlW.restype = wintypes.BOOL
InternetCrackUrlW.argtypes = [
    wintypes.LPCWSTR,  # lpszUrl : LPCWSTR
    wintypes.DWORD,  # dwUrlLength : DWORD
    wintypes.DWORD,  # dwFlags : WIN_HTTP_CREATE_URL_FLAGS
    ctypes.c_void_p,  # lpUrlComponents : URL_COMPONENTSW* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
InternetCrackUrlW = Fiddle::Function.new(
  lib['InternetCrackUrlW'],
  [
    Fiddle::TYPE_VOIDP,  # lpszUrl : LPCWSTR
    -Fiddle::TYPE_INT,  # dwUrlLength : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : WIN_HTTP_CREATE_URL_FLAGS
    Fiddle::TYPE_VOIDP,  # lpUrlComponents : URL_COMPONENTSW* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "wininet")]
extern "system" {
    fn InternetCrackUrlW(
        lpszUrl: *const u16,  // LPCWSTR
        dwUrlLength: u32,  // DWORD
        dwFlags: u32,  // WIN_HTTP_CREATE_URL_FLAGS
        lpUrlComponents: *mut URL_COMPONENTSW  // URL_COMPONENTSW* in/out
    ) -> 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 InternetCrackUrlW([MarshalAs(UnmanagedType.LPWStr)] string lpszUrl, uint dwUrlLength, uint dwFlags, IntPtr lpUrlComponents);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_InternetCrackUrlW' -Namespace Win32 -PassThru
# $api::InternetCrackUrlW(lpszUrl, dwUrlLength, dwFlags, lpUrlComponents)

#uselib "WININET.dll"
#func global InternetCrackUrlW "InternetCrackUrlW" wptr, wptr, wptr, wptr
; InternetCrackUrlW lpszUrl, dwUrlLength, dwFlags, varptr(lpUrlComponents)   ; 戻り値は stat
; lpszUrl : LPCWSTR -> "wptr"
; dwUrlLength : DWORD -> "wptr"
; dwFlags : WIN_HTTP_CREATE_URL_FLAGS -> "wptr"
; lpUrlComponents : URL_COMPONENTSW* in/out -> "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。

#uselib "WININET.dll"
#cfunc global InternetCrackUrlW "InternetCrackUrlW" wstr, int, int, var
; res = InternetCrackUrlW(lpszUrl, dwUrlLength, dwFlags, lpUrlComponents)
; lpszUrl : LPCWSTR -> "wstr"
; dwUrlLength : DWORD -> "int"
; dwFlags : WIN_HTTP_CREATE_URL_FLAGS -> "int"
; lpUrlComponents : URL_COMPONENTSW* in/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。

; BOOL InternetCrackUrlW(LPCWSTR lpszUrl, DWORD dwUrlLength, WIN_HTTP_CREATE_URL_FLAGS dwFlags, URL_COMPONENTSW* lpUrlComponents)
#uselib "WININET.dll"
#cfunc global InternetCrackUrlW "InternetCrackUrlW" wstr, int, int, var
; res = InternetCrackUrlW(lpszUrl, dwUrlLength, dwFlags, lpUrlComponents)
; lpszUrl : LPCWSTR -> "wstr"
; dwUrlLength : DWORD -> "int"
; dwFlags : WIN_HTTP_CREATE_URL_FLAGS -> "int"
; lpUrlComponents : URL_COMPONENTSW* in/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。

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procInternetCrackUrlW = wininet.NewProc("InternetCrackUrlW")
)

// lpszUrl (LPCWSTR), dwUrlLength (DWORD), dwFlags (WIN_HTTP_CREATE_URL_FLAGS), lpUrlComponents (URL_COMPONENTSW* in/out)
r1, _, err := procInternetCrackUrlW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszUrl))),
	uintptr(dwUrlLength),
	uintptr(dwFlags),
	uintptr(lpUrlComponents),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function InternetCrackUrlW(
  lpszUrl: PWideChar;   // LPCWSTR
  dwUrlLength: DWORD;   // DWORD
  dwFlags: DWORD;   // WIN_HTTP_CREATE_URL_FLAGS
  lpUrlComponents: Pointer   // URL_COMPONENTSW* in/out
): BOOL; stdcall;
  external 'WININET.dll' name 'InternetCrackUrlW';

result := DllCall("WININET\InternetCrackUrlW"
    , "WStr", lpszUrl   ; LPCWSTR
    , "UInt", dwUrlLength   ; DWORD
    , "UInt", dwFlags   ; WIN_HTTP_CREATE_URL_FLAGS
    , "Ptr", lpUrlComponents   ; URL_COMPONENTSW* in/out
    , "Int")   ; return: BOOL

●InternetCrackUrlW(lpszUrl, dwUrlLength, dwFlags, lpUrlComponents) = DLL("WININET.dll", "bool InternetCrackUrlW(char*, dword, dword, void*)")
# 呼び出し: InternetCrackUrlW(lpszUrl, dwUrlLength, dwFlags, lpUrlComponents)
# lpszUrl : LPCWSTR -> "char*"
# dwUrlLength : DWORD -> "dword"
# dwFlags : WIN_HTTP_CREATE_URL_FLAGS -> "dword"
# lpUrlComponents : URL_COMPONENTSW* in/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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。