InternetGoOnlineW

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

BOOL InternetGoOnlineW(
    LPCWSTR lpszURL,   // optional
    HWND hwndParent,
    DWORD dwFlags
);

<DllImport("WININET.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function InternetGoOnlineW(
    <MarshalAs(UnmanagedType.LPWStr)> lpszURL As String,   ' LPCWSTR optional
    hwndParent As IntPtr,   ' HWND
    dwFlags As UInteger   ' DWORD
) As Boolean
End Function

' lpszURL : LPCWSTR optional
' hwndParent : HWND
' dwFlags : DWORD
Declare PtrSafe Function InternetGoOnlineW Lib "wininet" ( _
    ByVal lpszURL As LongPtr, _
    ByVal hwndParent As LongPtr, _
    ByVal dwFlags As Long) 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

InternetGoOnlineW = ctypes.windll.wininet.InternetGoOnlineW
InternetGoOnlineW.restype = wintypes.BOOL
InternetGoOnlineW.argtypes = [
    wintypes.LPCWSTR,  # lpszURL : LPCWSTR optional
    wintypes.HANDLE,  # hwndParent : HWND
    wintypes.DWORD,  # dwFlags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
InternetGoOnlineW = Fiddle::Function.new(
  lib['InternetGoOnlineW'],
  [
    Fiddle::TYPE_VOIDP,  # lpszURL : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # hwndParent : HWND
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "wininet")]
extern "system" {
    fn InternetGoOnlineW(
        lpszURL: *const u16,  // LPCWSTR optional
        hwndParent: *mut core::ffi::c_void,  // HWND
        dwFlags: u32  // DWORD
    ) -> 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 InternetGoOnlineW([MarshalAs(UnmanagedType.LPWStr)] string lpszURL, IntPtr hwndParent, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_InternetGoOnlineW' -Namespace Win32 -PassThru
# $api::InternetGoOnlineW(lpszURL, hwndParent, dwFlags)

#uselib "WININET.dll"
#func global InternetGoOnlineW "InternetGoOnlineW" wptr, wptr, wptr
; InternetGoOnlineW lpszURL, hwndParent, dwFlags   ; 戻り値は stat
; lpszURL : LPCWSTR optional -> "wptr"
; hwndParent : HWND -> "wptr"
; dwFlags : DWORD -> "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 InternetGoOnlineW "InternetGoOnlineW" wstr, sptr, int
; res = InternetGoOnlineW(lpszURL, hwndParent, dwFlags)
; lpszURL : LPCWSTR optional -> "wstr"
; hwndParent : HWND -> "sptr"
; dwFlags : DWORD -> "int"

; BOOL InternetGoOnlineW(LPCWSTR lpszURL, HWND hwndParent, DWORD dwFlags)
#uselib "WININET.dll"
#cfunc global InternetGoOnlineW "InternetGoOnlineW" wstr, intptr, int
; res = InternetGoOnlineW(lpszURL, hwndParent, dwFlags)
; lpszURL : LPCWSTR optional -> "wstr"
; hwndParent : HWND -> "intptr"
; dwFlags : DWORD -> "int"

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procInternetGoOnlineW = wininet.NewProc("InternetGoOnlineW")
)

// lpszURL (LPCWSTR optional), hwndParent (HWND), dwFlags (DWORD)
r1, _, err := procInternetGoOnlineW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszURL))),
	uintptr(hwndParent),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function InternetGoOnlineW(
  lpszURL: PWideChar;   // LPCWSTR optional
  hwndParent: THandle;   // HWND
  dwFlags: DWORD   // DWORD
): BOOL; stdcall;
  external 'WININET.dll' name 'InternetGoOnlineW';

result := DllCall("WININET\InternetGoOnlineW"
    , "WStr", lpszURL   ; LPCWSTR optional
    , "Ptr", hwndParent   ; HWND
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: BOOL

●InternetGoOnlineW(lpszURL, hwndParent, dwFlags) = DLL("WININET.dll", "bool InternetGoOnlineW(char*, void*, dword)")
# 呼び出し: InternetGoOnlineW(lpszURL, hwndParent, dwFlags)
# lpszURL : LPCWSTR optional -> "char*"
# hwndParent : HWND -> "void*"
# dwFlags : 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。