HttpGetServerCredentials

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

DWORD HttpGetServerCredentials(
    LPWSTR pwszUrl,
    LPWSTR* ppwszUserName,
    LPWSTR* ppwszPassword
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function HttpGetServerCredentials(
    <MarshalAs(UnmanagedType.LPWStr)> pwszUrl As String,   ' LPWSTR
    ppwszUserName As IntPtr,   ' LPWSTR* out
    ppwszPassword As IntPtr   ' LPWSTR* out
) As UInteger
End Function

' pwszUrl : LPWSTR
' ppwszUserName : LPWSTR* out
' ppwszPassword : LPWSTR* out
Declare PtrSafe Function HttpGetServerCredentials Lib "wininet" ( _
    ByVal pwszUrl As LongPtr, _
    ByVal ppwszUserName As LongPtr, _
    ByVal ppwszPassword 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

HttpGetServerCredentials = ctypes.windll.wininet.HttpGetServerCredentials
HttpGetServerCredentials.restype = wintypes.DWORD
HttpGetServerCredentials.argtypes = [
    wintypes.LPCWSTR,  # pwszUrl : LPWSTR
    ctypes.c_void_p,  # ppwszUserName : LPWSTR* out
    ctypes.c_void_p,  # ppwszPassword : LPWSTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
HttpGetServerCredentials = Fiddle::Function.new(
  lib['HttpGetServerCredentials'],
  [
    Fiddle::TYPE_VOIDP,  # pwszUrl : LPWSTR
    Fiddle::TYPE_VOIDP,  # ppwszUserName : LPWSTR* out
    Fiddle::TYPE_VOIDP,  # ppwszPassword : LPWSTR* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn HttpGetServerCredentials(
        pwszUrl: *mut u16,  // LPWSTR
        ppwszUserName: *mut *mut u16,  // LPWSTR* out
        ppwszPassword: *mut *mut u16  // LPWSTR* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint HttpGetServerCredentials([MarshalAs(UnmanagedType.LPWStr)] string pwszUrl, IntPtr ppwszUserName, IntPtr ppwszPassword);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_HttpGetServerCredentials' -Namespace Win32 -PassThru
# $api::HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword)

#uselib "WININET.dll"
#func global HttpGetServerCredentials "HttpGetServerCredentials" sptr, sptr, sptr
; HttpGetServerCredentials pwszUrl, varptr(ppwszUserName), varptr(ppwszPassword)   ; 戻り値は stat
; pwszUrl : LPWSTR -> "sptr"
; ppwszUserName : LPWSTR* out -> "sptr"
; ppwszPassword : LPWSTR* out -> "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。

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

var (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procHttpGetServerCredentials = wininet.NewProc("HttpGetServerCredentials")
)

// pwszUrl (LPWSTR), ppwszUserName (LPWSTR* out), ppwszPassword (LPWSTR* out)
r1, _, err := procHttpGetServerCredentials.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszUrl))),
	uintptr(ppwszUserName),
	uintptr(ppwszPassword),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function HttpGetServerCredentials(
  pwszUrl: PWideChar;   // LPWSTR
  ppwszUserName: PPWideChar;   // LPWSTR* out
  ppwszPassword: PPWideChar   // LPWSTR* out
): DWORD; stdcall;
  external 'WININET.dll' name 'HttpGetServerCredentials';

result := DllCall("WININET\HttpGetServerCredentials"
    , "WStr", pwszUrl   ; LPWSTR
    , "Ptr", ppwszUserName   ; LPWSTR* out
    , "Ptr", ppwszPassword   ; LPWSTR* out
    , "UInt")   ; return: DWORD

●HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword) = DLL("WININET.dll", "dword HttpGetServerCredentials(char*, void*, void*)")
# 呼び出し: HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword)
# pwszUrl : LPWSTR -> "char*"
# ppwszUserName : LPWSTR* out -> "void*"
# ppwszPassword : LPWSTR* 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)。

const std = @import("std");

extern "wininet" fn HttpGetServerCredentials(
    pwszUrl: [*c]const u16, // LPWSTR
    ppwszUserName: [*c][*c]u16, // LPWSTR* out
    ppwszPassword: [*c][*c]u16 // LPWSTR* out
) callconv(std.os.windows.WINAPI) u32;

proc HttpGetServerCredentials(
    pwszUrl: WideCString,  # LPWSTR
    ppwszUserName: ptr WideCString,  # LPWSTR* out
    ppwszPassword: ptr WideCString  # LPWSTR* out
): uint32 {.importc: "HttpGetServerCredentials", stdcall, dynlib: "WININET.dll".}

pragma(lib, "wininet");
extern(Windows)
uint HttpGetServerCredentials(
    const(wchar)* pwszUrl,   // LPWSTR
    wchar** ppwszUserName,   // LPWSTR* out
    wchar** ppwszPassword   // LPWSTR* out
);

ccall((:HttpGetServerCredentials, "WININET.dll"), stdcall, UInt32,
      (Cwstring, Ptr{Ptr{UInt16}}, Ptr{Ptr{UInt16}}),
      pwszUrl, ppwszUserName, ppwszPassword)
# pwszUrl : LPWSTR -> Cwstring
# ppwszUserName : LPWSTR* out -> Ptr{Ptr{UInt16}}
# ppwszPassword : LPWSTR* out -> Ptr{Ptr{UInt16}}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t HttpGetServerCredentials(
    const uint16_t* pwszUrl,
    uint16_t** ppwszUserName,
    uint16_t** ppwszPassword);
]]
local wininet = ffi.load("wininet")
-- wininet.HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword)
-- pwszUrl : LPWSTR
-- ppwszUserName : LPWSTR* out
-- ppwszPassword : LPWSTR* out
-- 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('WININET.dll');
const HttpGetServerCredentials = lib.func('__stdcall', 'HttpGetServerCredentials', 'uint32_t', ['str16', 'void *', 'void *']);
// HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword)
// pwszUrl : LPWSTR -> 'str16'
// ppwszUserName : LPWSTR* out -> 'void *'
// ppwszPassword : LPWSTR* out -> 'void *'
// 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("WININET.dll", {
  HttpGetServerCredentials: { parameters: ["buffer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword)
// pwszUrl : LPWSTR -> "buffer"
// ppwszUserName : LPWSTR* out -> "pointer"
// ppwszPassword : LPWSTR* out -> "pointer"
// 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
uint32_t HttpGetServerCredentials(
    const uint16_t* pwszUrl,
    uint16_t** ppwszUserName,
    uint16_t** ppwszPassword);
C, "WININET.dll");
// $ffi->HttpGetServerCredentials(pwszUrl, ppwszUserName, ppwszPassword);
// pwszUrl : LPWSTR
// ppwszUserName : LPWSTR* out
// ppwszPassword : LPWSTR* out
// 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 Wininet extends StdCallLibrary {
    Wininet INSTANCE = Native.load("wininet", Wininet.class);
    int HttpGetServerCredentials(
        WString pwszUrl,   // LPWSTR
        PointerByReference ppwszUserName,   // LPWSTR* out
        PointerByReference ppwszPassword   // LPWSTR* out
    );
}

@[Link("wininet")]
lib LibWININET
  fun HttpGetServerCredentials = HttpGetServerCredentials(
    pwszUrl : UInt16*,   # LPWSTR
    ppwszUserName : UInt16**,   # LPWSTR* out
    ppwszPassword : UInt16**   # LPWSTR* out
  ) : UInt32
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 HttpGetServerCredentialsNative = Uint32 Function(Pointer<Utf16>, Pointer<Pointer<Utf16>>, Pointer<Pointer<Utf16>>);
typedef HttpGetServerCredentialsDart = int Function(Pointer<Utf16>, Pointer<Pointer<Utf16>>, Pointer<Pointer<Utf16>>);
final HttpGetServerCredentials = DynamicLibrary.open('WININET.dll')
    .lookupFunction<HttpGetServerCredentialsNative, HttpGetServerCredentialsDart>('HttpGetServerCredentials');
// pwszUrl : LPWSTR -> Pointer<Utf16>
// ppwszUserName : LPWSTR* out -> Pointer<Pointer<Utf16>>
// ppwszPassword : LPWSTR* out -> Pointer<Pointer<Utf16>>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function HttpGetServerCredentials(
  pwszUrl: PWideChar;   // LPWSTR
  ppwszUserName: PPWideChar;   // LPWSTR* out
  ppwszPassword: PPWideChar   // LPWSTR* out
): DWORD; stdcall;
  external 'WININET.dll' name 'HttpGetServerCredentials';

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

foreign import stdcall safe "HttpGetServerCredentials"
  c_HttpGetServerCredentials :: CWString -> Ptr CWString -> Ptr CWString -> IO Word32
-- pwszUrl : LPWSTR -> CWString
-- ppwszUserName : LPWSTR* out -> Ptr CWString
-- ppwszPassword : LPWSTR* out -> Ptr CWString
-- 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 httpgetservercredentials =
  foreign "HttpGetServerCredentials"
    ((ptr uint16_t) @-> (ptr (ptr uint16_t)) @-> (ptr (ptr uint16_t)) @-> returning uint32_t)
(* pwszUrl : LPWSTR -> (ptr uint16_t) *)
(* ppwszUserName : LPWSTR* out -> (ptr (ptr uint16_t)) *)
(* ppwszPassword : LPWSTR* out -> (ptr (ptr uint16_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 wininet (t "WININET.dll"))
(cffi:use-foreign-library wininet)

(cffi:defcfun ("HttpGetServerCredentials" http-get-server-credentials :convention :stdcall) :uint32
  (pwsz-url (:string :encoding :utf-16le))   ; LPWSTR
  (ppwsz-user-name :pointer)   ; LPWSTR* out
  (ppwsz-password :pointer))   ; LPWSTR* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $HttpGetServerCredentials = Win32::API::More->new('WININET',
    'DWORD HttpGetServerCredentials(LPCWSTR pwszUrl, LPVOID ppwszUserName, LPVOID ppwszPassword)');
# my $ret = $HttpGetServerCredentials->Call($pwszUrl, $ppwszUserName, $ppwszPassword);
# pwszUrl : LPWSTR -> LPCWSTR
# ppwszUserName : LPWSTR* out -> LPVOID
# ppwszPassword : LPWSTR* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。