CoInternetCombineUrlEx

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

HRESULT CoInternetCombineUrlEx(
    IUri* pBaseUri,   // optional
    LPCWSTR pwzRelativeUrl,   // optional
    DWORD dwCombineFlags,
    IUri** ppCombinedUri,
    UINT_PTR dwReserved   // optional
);

<DllImport("urlmon.dll", ExactSpelling:=True)>
Public Shared Function CoInternetCombineUrlEx(
    pBaseUri As IntPtr,   ' IUri* optional
    <MarshalAs(UnmanagedType.LPWStr)> pwzRelativeUrl As String,   ' LPCWSTR optional
    dwCombineFlags As UInteger,   ' DWORD
    ppCombinedUri As IntPtr,   ' IUri** out
    dwReserved As UIntPtr   ' UINT_PTR optional
) As Integer
End Function

' pBaseUri : IUri* optional
' pwzRelativeUrl : LPCWSTR optional
' dwCombineFlags : DWORD
' ppCombinedUri : IUri** out
' dwReserved : UINT_PTR optional
Declare PtrSafe Function CoInternetCombineUrlEx Lib "urlmon" ( _
    ByVal pBaseUri As LongPtr, _
    ByVal pwzRelativeUrl As LongPtr, _
    ByVal dwCombineFlags As Long, _
    ByVal ppCombinedUri As LongPtr, _
    ByVal dwReserved 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

CoInternetCombineUrlEx = ctypes.windll.urlmon.CoInternetCombineUrlEx
CoInternetCombineUrlEx.restype = ctypes.c_int
CoInternetCombineUrlEx.argtypes = [
    ctypes.c_void_p,  # pBaseUri : IUri* optional
    wintypes.LPCWSTR,  # pwzRelativeUrl : LPCWSTR optional
    wintypes.DWORD,  # dwCombineFlags : DWORD
    ctypes.c_void_p,  # ppCombinedUri : IUri** out
    ctypes.c_size_t,  # dwReserved : UINT_PTR optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('urlmon.dll')
CoInternetCombineUrlEx = Fiddle::Function.new(
  lib['CoInternetCombineUrlEx'],
  [
    Fiddle::TYPE_VOIDP,  # pBaseUri : IUri* optional
    Fiddle::TYPE_VOIDP,  # pwzRelativeUrl : LPCWSTR optional
    -Fiddle::TYPE_INT,  # dwCombineFlags : DWORD
    Fiddle::TYPE_VOIDP,  # ppCombinedUri : IUri** out
    Fiddle::TYPE_UINTPTR_T,  # dwReserved : UINT_PTR optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "urlmon")]
extern "system" {
    fn CoInternetCombineUrlEx(
        pBaseUri: *mut core::ffi::c_void,  // IUri* optional
        pwzRelativeUrl: *const u16,  // LPCWSTR optional
        dwCombineFlags: u32,  // DWORD
        ppCombinedUri: *mut *mut core::ffi::c_void,  // IUri** out
        dwReserved: usize  // UINT_PTR optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("urlmon.dll")]
public static extern int CoInternetCombineUrlEx(IntPtr pBaseUri, [MarshalAs(UnmanagedType.LPWStr)] string pwzRelativeUrl, uint dwCombineFlags, IntPtr ppCombinedUri, UIntPtr dwReserved);
"@
$api = Add-Type -MemberDefinition $sig -Name 'urlmon_CoInternetCombineUrlEx' -Namespace Win32 -PassThru
# $api::CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)

#uselib "urlmon.dll"
#func global CoInternetCombineUrlEx "CoInternetCombineUrlEx" sptr, sptr, sptr, sptr, sptr
; CoInternetCombineUrlEx pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved   ; 戻り値は stat
; pBaseUri : IUri* optional -> "sptr"
; pwzRelativeUrl : LPCWSTR optional -> "sptr"
; dwCombineFlags : DWORD -> "sptr"
; ppCombinedUri : IUri** out -> "sptr"
; dwReserved : UINT_PTR optional -> "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 "urlmon.dll"
#cfunc global CoInternetCombineUrlEx "CoInternetCombineUrlEx" sptr, wstr, int, sptr, sptr
; res = CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
; pBaseUri : IUri* optional -> "sptr"
; pwzRelativeUrl : LPCWSTR optional -> "wstr"
; dwCombineFlags : DWORD -> "int"
; ppCombinedUri : IUri** out -> "sptr"
; dwReserved : UINT_PTR optional -> "sptr"

; HRESULT CoInternetCombineUrlEx(IUri* pBaseUri, LPCWSTR pwzRelativeUrl, DWORD dwCombineFlags, IUri** ppCombinedUri, UINT_PTR dwReserved)
#uselib "urlmon.dll"
#cfunc global CoInternetCombineUrlEx "CoInternetCombineUrlEx" intptr, wstr, int, intptr, intptr
; res = CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
; pBaseUri : IUri* optional -> "intptr"
; pwzRelativeUrl : LPCWSTR optional -> "wstr"
; dwCombineFlags : DWORD -> "int"
; ppCombinedUri : IUri** out -> "intptr"
; dwReserved : UINT_PTR optional -> "intptr"

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

var (
	urlmon = windows.NewLazySystemDLL("urlmon.dll")
	procCoInternetCombineUrlEx = urlmon.NewProc("CoInternetCombineUrlEx")
)

// pBaseUri (IUri* optional), pwzRelativeUrl (LPCWSTR optional), dwCombineFlags (DWORD), ppCombinedUri (IUri** out), dwReserved (UINT_PTR optional)
r1, _, err := procCoInternetCombineUrlEx.Call(
	uintptr(pBaseUri),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzRelativeUrl))),
	uintptr(dwCombineFlags),
	uintptr(ppCombinedUri),
	uintptr(dwReserved),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CoInternetCombineUrlEx(
  pBaseUri: Pointer;   // IUri* optional
  pwzRelativeUrl: PWideChar;   // LPCWSTR optional
  dwCombineFlags: DWORD;   // DWORD
  ppCombinedUri: Pointer;   // IUri** out
  dwReserved: NativeUInt   // UINT_PTR optional
): Integer; stdcall;
  external 'urlmon.dll' name 'CoInternetCombineUrlEx';

result := DllCall("urlmon\CoInternetCombineUrlEx"
    , "Ptr", pBaseUri   ; IUri* optional
    , "WStr", pwzRelativeUrl   ; LPCWSTR optional
    , "UInt", dwCombineFlags   ; DWORD
    , "Ptr", ppCombinedUri   ; IUri** out
    , "UPtr", dwReserved   ; UINT_PTR optional
    , "Int")   ; return: HRESULT

●CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved) = DLL("urlmon.dll", "int CoInternetCombineUrlEx(void*, char*, dword, void*, int)")
# 呼び出し: CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
# pBaseUri : IUri* optional -> "void*"
# pwzRelativeUrl : LPCWSTR optional -> "char*"
# dwCombineFlags : DWORD -> "dword"
# ppCombinedUri : IUri** out -> "void*"
# dwReserved : UINT_PTR optional -> "int"
# 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)。

const std = @import("std");

extern "urlmon" fn CoInternetCombineUrlEx(
    pBaseUri: ?*anyopaque, // IUri* optional
    pwzRelativeUrl: [*c]const u16, // LPCWSTR optional
    dwCombineFlags: u32, // DWORD
    ppCombinedUri: ?*anyopaque, // IUri** out
    dwReserved: usize // UINT_PTR optional
) callconv(std.os.windows.WINAPI) i32;

proc CoInternetCombineUrlEx(
    pBaseUri: pointer,  # IUri* optional
    pwzRelativeUrl: WideCString,  # LPCWSTR optional
    dwCombineFlags: uint32,  # DWORD
    ppCombinedUri: pointer,  # IUri** out
    dwReserved: uint  # UINT_PTR optional
): int32 {.importc: "CoInternetCombineUrlEx", stdcall, dynlib: "urlmon.dll".}

pragma(lib, "urlmon");
extern(Windows)
int CoInternetCombineUrlEx(
    void* pBaseUri,   // IUri* optional
    const(wchar)* pwzRelativeUrl,   // LPCWSTR optional
    uint dwCombineFlags,   // DWORD
    void* ppCombinedUri,   // IUri** out
    size_t dwReserved   // UINT_PTR optional
);

ccall((:CoInternetCombineUrlEx, "urlmon.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Cwstring, UInt32, Ptr{Cvoid}, Csize_t),
      pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
# pBaseUri : IUri* optional -> Ptr{Cvoid}
# pwzRelativeUrl : LPCWSTR optional -> Cwstring
# dwCombineFlags : DWORD -> UInt32
# ppCombinedUri : IUri** out -> Ptr{Cvoid}
# dwReserved : UINT_PTR optional -> Csize_t
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t CoInternetCombineUrlEx(
    void* pBaseUri,
    const uint16_t* pwzRelativeUrl,
    uint32_t dwCombineFlags,
    void* ppCombinedUri,
    uintptr_t dwReserved);
]]
local urlmon = ffi.load("urlmon")
-- urlmon.CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
-- pBaseUri : IUri* optional
-- pwzRelativeUrl : LPCWSTR optional
-- dwCombineFlags : DWORD
-- ppCombinedUri : IUri** out
-- dwReserved : UINT_PTR optional
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('urlmon.dll');
const CoInternetCombineUrlEx = lib.func('__stdcall', 'CoInternetCombineUrlEx', 'int32_t', ['void *', 'str16', 'uint32_t', 'void *', 'uintptr_t']);
// CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
// pBaseUri : IUri* optional -> 'void *'
// pwzRelativeUrl : LPCWSTR optional -> 'str16'
// dwCombineFlags : DWORD -> 'uint32_t'
// ppCombinedUri : IUri** out -> 'void *'
// dwReserved : UINT_PTR optional -> 'uintptr_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("urlmon.dll", {
  CoInternetCombineUrlEx: { parameters: ["pointer", "buffer", "u32", "pointer", "usize"], result: "i32" },
});
// lib.symbols.CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved)
// pBaseUri : IUri* optional -> "pointer"
// pwzRelativeUrl : LPCWSTR optional -> "buffer"
// dwCombineFlags : DWORD -> "u32"
// ppCombinedUri : IUri** out -> "pointer"
// dwReserved : UINT_PTR optional -> "usize"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t CoInternetCombineUrlEx(
    void* pBaseUri,
    const uint16_t* pwzRelativeUrl,
    uint32_t dwCombineFlags,
    void* ppCombinedUri,
    size_t dwReserved);
C, "urlmon.dll");
// $ffi->CoInternetCombineUrlEx(pBaseUri, pwzRelativeUrl, dwCombineFlags, ppCombinedUri, dwReserved);
// pBaseUri : IUri* optional
// pwzRelativeUrl : LPCWSTR optional
// dwCombineFlags : DWORD
// ppCombinedUri : IUri** out
// dwReserved : UINT_PTR optional
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Urlmon extends StdCallLibrary {
    Urlmon INSTANCE = Native.load("urlmon", Urlmon.class);
    int CoInternetCombineUrlEx(
        Pointer pBaseUri,   // IUri* optional
        WString pwzRelativeUrl,   // LPCWSTR optional
        int dwCombineFlags,   // DWORD
        Pointer ppCombinedUri,   // IUri** out
        long dwReserved   // UINT_PTR optional
    );
}

@[Link("urlmon")]
lib Liburlmon
  fun CoInternetCombineUrlEx = CoInternetCombineUrlEx(
    pBaseUri : Void*,   # IUri* optional
    pwzRelativeUrl : UInt16*,   # LPCWSTR optional
    dwCombineFlags : UInt32,   # DWORD
    ppCombinedUri : Void*,   # IUri** out
    dwReserved : LibC::SizeT   # UINT_PTR optional
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef CoInternetCombineUrlExNative = Int32 Function(Pointer<Void>, Pointer<Utf16>, Uint32, Pointer<Void>, UintPtr);
typedef CoInternetCombineUrlExDart = int Function(Pointer<Void>, Pointer<Utf16>, int, Pointer<Void>, int);
final CoInternetCombineUrlEx = DynamicLibrary.open('urlmon.dll')
    .lookupFunction<CoInternetCombineUrlExNative, CoInternetCombineUrlExDart>('CoInternetCombineUrlEx');
// pBaseUri : IUri* optional -> Pointer<Void>
// pwzRelativeUrl : LPCWSTR optional -> Pointer<Utf16>
// dwCombineFlags : DWORD -> Uint32
// ppCombinedUri : IUri** out -> Pointer<Void>
// dwReserved : UINT_PTR optional -> UintPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function CoInternetCombineUrlEx(
  pBaseUri: Pointer;   // IUri* optional
  pwzRelativeUrl: PWideChar;   // LPCWSTR optional
  dwCombineFlags: DWORD;   // DWORD
  ppCombinedUri: Pointer;   // IUri** out
  dwReserved: NativeUInt   // UINT_PTR optional
): Integer; stdcall;
  external 'urlmon.dll' name 'CoInternetCombineUrlEx';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CoInternetCombineUrlEx"
  c_CoInternetCombineUrlEx :: Ptr () -> CWString -> Word32 -> Ptr () -> CUIntPtr -> IO Int32
-- pBaseUri : IUri* optional -> Ptr ()
-- pwzRelativeUrl : LPCWSTR optional -> CWString
-- dwCombineFlags : DWORD -> Word32
-- ppCombinedUri : IUri** out -> Ptr ()
-- dwReserved : UINT_PTR optional -> CUIntPtr
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let cointernetcombineurlex =
  foreign "CoInternetCombineUrlEx"
    ((ptr void) @-> (ptr uint16_t) @-> uint32_t @-> (ptr void) @-> size_t @-> returning int32_t)
(* pBaseUri : IUri* optional -> (ptr void) *)
(* pwzRelativeUrl : LPCWSTR optional -> (ptr uint16_t) *)
(* dwCombineFlags : DWORD -> uint32_t *)
(* ppCombinedUri : IUri** out -> (ptr void) *)
(* dwReserved : UINT_PTR optional -> size_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library urlmon (t "urlmon.dll"))
(cffi:use-foreign-library urlmon)

(cffi:defcfun ("CoInternetCombineUrlEx" co-internet-combine-url-ex :convention :stdcall) :int32
  (p-base-uri :pointer)   ; IUri* optional
  (pwz-relative-url (:string :encoding :utf-16le))   ; LPCWSTR optional
  (dw-combine-flags :uint32)   ; DWORD
  (pp-combined-uri :pointer)   ; IUri** out
  (dw-reserved :uint64))   ; UINT_PTR optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $CoInternetCombineUrlEx = Win32::API::More->new('urlmon',
    'int CoInternetCombineUrlEx(LPVOID pBaseUri, LPCWSTR pwzRelativeUrl, DWORD dwCombineFlags, LPVOID ppCombinedUri, WPARAM dwReserved)');
# my $ret = $CoInternetCombineUrlEx->Call($pBaseUri, $pwzRelativeUrl, $dwCombineFlags, $ppCombinedUri, $dwReserved);
# pBaseUri : IUri* optional -> LPVOID
# pwzRelativeUrl : LPCWSTR optional -> LPCWSTR
# dwCombineFlags : DWORD -> DWORD
# ppCombinedUri : IUri** out -> LPVOID
# dwReserved : UINT_PTR optional -> WPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。