WinHttpQueryAuthSchemes

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

BOOL WinHttpQueryAuthSchemes(
    void* hRequest,
    DWORD* lpdwSupportedSchemes,
    DWORD* lpdwFirstScheme,
    DWORD* pdwAuthTarget
);

<DllImport("WINHTTP.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WinHttpQueryAuthSchemes(
    hRequest As IntPtr,   ' void* in/out
    ByRef lpdwSupportedSchemes As UInteger,   ' DWORD* in/out
    ByRef lpdwFirstScheme As UInteger,   ' DWORD* in/out
    ByRef pdwAuthTarget As UInteger   ' DWORD* in/out
) As Boolean
End Function

' hRequest : void* in/out
' lpdwSupportedSchemes : DWORD* in/out
' lpdwFirstScheme : DWORD* in/out
' pdwAuthTarget : DWORD* in/out
Declare PtrSafe Function WinHttpQueryAuthSchemes Lib "winhttp" ( _
    ByVal hRequest As LongPtr, _
    ByRef lpdwSupportedSchemes As Long, _
    ByRef lpdwFirstScheme As Long, _
    ByRef pdwAuthTarget As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WinHttpQueryAuthSchemes = ctypes.windll.winhttp.WinHttpQueryAuthSchemes
WinHttpQueryAuthSchemes.restype = wintypes.BOOL
WinHttpQueryAuthSchemes.argtypes = [
    ctypes.POINTER(None),  # hRequest : void* in/out
    ctypes.POINTER(wintypes.DWORD),  # lpdwSupportedSchemes : DWORD* in/out
    ctypes.POINTER(wintypes.DWORD),  # lpdwFirstScheme : DWORD* in/out
    ctypes.POINTER(wintypes.DWORD),  # pdwAuthTarget : DWORD* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINHTTP.dll')
WinHttpQueryAuthSchemes = Fiddle::Function.new(
  lib['WinHttpQueryAuthSchemes'],
  [
    Fiddle::TYPE_VOIDP,  # hRequest : void* in/out
    Fiddle::TYPE_VOIDP,  # lpdwSupportedSchemes : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # lpdwFirstScheme : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # pdwAuthTarget : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "winhttp")]
extern "system" {
    fn WinHttpQueryAuthSchemes(
        hRequest: *mut (),  // void* in/out
        lpdwSupportedSchemes: *mut u32,  // DWORD* in/out
        lpdwFirstScheme: *mut u32,  // DWORD* in/out
        pdwAuthTarget: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINHTTP.dll", SetLastError = true)]
public static extern bool WinHttpQueryAuthSchemes(IntPtr hRequest, ref uint lpdwSupportedSchemes, ref uint lpdwFirstScheme, ref uint pdwAuthTarget);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINHTTP_WinHttpQueryAuthSchemes' -Namespace Win32 -PassThru
# $api::WinHttpQueryAuthSchemes(hRequest, lpdwSupportedSchemes, lpdwFirstScheme, pdwAuthTarget)

#uselib "WINHTTP.dll"
#func global WinHttpQueryAuthSchemes "WinHttpQueryAuthSchemes" sptr, sptr, sptr, sptr
; WinHttpQueryAuthSchemes hRequest, varptr(lpdwSupportedSchemes), varptr(lpdwFirstScheme), varptr(pdwAuthTarget)   ; 戻り値は stat
; hRequest : void* in/out -> "sptr"
; lpdwSupportedSchemes : DWORD* in/out -> "sptr"
; lpdwFirstScheme : DWORD* in/out -> "sptr"
; pdwAuthTarget : DWORD* in/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。

#uselib "WINHTTP.dll"
#cfunc global WinHttpQueryAuthSchemes "WinHttpQueryAuthSchemes" sptr, var, var, var
; res = WinHttpQueryAuthSchemes(hRequest, lpdwSupportedSchemes, lpdwFirstScheme, pdwAuthTarget)
; hRequest : void* in/out -> "sptr"
; lpdwSupportedSchemes : DWORD* in/out -> "var"
; lpdwFirstScheme : DWORD* in/out -> "var"
; pdwAuthTarget : DWORD* 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 WinHttpQueryAuthSchemes(void* hRequest, DWORD* lpdwSupportedSchemes, DWORD* lpdwFirstScheme, DWORD* pdwAuthTarget)
#uselib "WINHTTP.dll"
#cfunc global WinHttpQueryAuthSchemes "WinHttpQueryAuthSchemes" intptr, var, var, var
; res = WinHttpQueryAuthSchemes(hRequest, lpdwSupportedSchemes, lpdwFirstScheme, pdwAuthTarget)
; hRequest : void* in/out -> "intptr"
; lpdwSupportedSchemes : DWORD* in/out -> "var"
; lpdwFirstScheme : DWORD* in/out -> "var"
; pdwAuthTarget : DWORD* 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 (
	winhttp = windows.NewLazySystemDLL("WINHTTP.dll")
	procWinHttpQueryAuthSchemes = winhttp.NewProc("WinHttpQueryAuthSchemes")
)

// hRequest (void* in/out), lpdwSupportedSchemes (DWORD* in/out), lpdwFirstScheme (DWORD* in/out), pdwAuthTarget (DWORD* in/out)
r1, _, err := procWinHttpQueryAuthSchemes.Call(
	uintptr(hRequest),
	uintptr(lpdwSupportedSchemes),
	uintptr(lpdwFirstScheme),
	uintptr(pdwAuthTarget),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function WinHttpQueryAuthSchemes(
  hRequest: Pointer;   // void* in/out
  lpdwSupportedSchemes: Pointer;   // DWORD* in/out
  lpdwFirstScheme: Pointer;   // DWORD* in/out
  pdwAuthTarget: Pointer   // DWORD* in/out
): BOOL; stdcall;
  external 'WINHTTP.dll' name 'WinHttpQueryAuthSchemes';

result := DllCall("WINHTTP\WinHttpQueryAuthSchemes"
    , "Ptr", hRequest   ; void* in/out
    , "Ptr", lpdwSupportedSchemes   ; DWORD* in/out
    , "Ptr", lpdwFirstScheme   ; DWORD* in/out
    , "Ptr", pdwAuthTarget   ; DWORD* in/out
    , "Int")   ; return: BOOL

●WinHttpQueryAuthSchemes(hRequest, lpdwSupportedSchemes, lpdwFirstScheme, pdwAuthTarget) = DLL("WINHTTP.dll", "bool WinHttpQueryAuthSchemes(void*, void*, void*, void*)")
# 呼び出し: WinHttpQueryAuthSchemes(hRequest, lpdwSupportedSchemes, lpdwFirstScheme, pdwAuthTarget)
# hRequest : void* in/out -> "void*"
# lpdwSupportedSchemes : DWORD* in/out -> "void*"
# lpdwFirstScheme : DWORD* in/out -> "void*"
# pdwAuthTarget : DWORD* 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)。