GetStateInteractionContext

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

HRESULT GetStateInteractionContext(
    HINTERACTIONCONTEXT interactionContext,
    const POINTER_INFO* pointerInfo,   // optional
    INTERACTION_STATE* state
);

<DllImport("NInput.dll", ExactSpelling:=True)>
Public Shared Function GetStateInteractionContext(
    interactionContext As IntPtr,   ' HINTERACTIONCONTEXT
    pointerInfo As IntPtr,   ' POINTER_INFO* optional
    <Out> ByRef state As Integer   ' INTERACTION_STATE* out
) As Integer
End Function

' interactionContext : HINTERACTIONCONTEXT
' pointerInfo : POINTER_INFO* optional
' state : INTERACTION_STATE* out
Declare PtrSafe Function GetStateInteractionContext Lib "ninput" ( _
    ByVal interactionContext As LongPtr, _
    ByVal pointerInfo As LongPtr, _
    ByRef state 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

GetStateInteractionContext = ctypes.windll.ninput.GetStateInteractionContext
GetStateInteractionContext.restype = ctypes.c_int
GetStateInteractionContext.argtypes = [
    wintypes.HANDLE,  # interactionContext : HINTERACTIONCONTEXT
    ctypes.c_void_p,  # pointerInfo : POINTER_INFO* optional
    ctypes.c_void_p,  # state : INTERACTION_STATE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NInput.dll')
GetStateInteractionContext = Fiddle::Function.new(
  lib['GetStateInteractionContext'],
  [
    Fiddle::TYPE_VOIDP,  # interactionContext : HINTERACTIONCONTEXT
    Fiddle::TYPE_VOIDP,  # pointerInfo : POINTER_INFO* optional
    Fiddle::TYPE_VOIDP,  # state : INTERACTION_STATE* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "ninput")]
extern "system" {
    fn GetStateInteractionContext(
        interactionContext: *mut core::ffi::c_void,  // HINTERACTIONCONTEXT
        pointerInfo: *const POINTER_INFO,  // POINTER_INFO* optional
        state: *mut i32  // INTERACTION_STATE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NInput.dll")]
public static extern int GetStateInteractionContext(IntPtr interactionContext, IntPtr pointerInfo, out int state);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NInput_GetStateInteractionContext' -Namespace Win32 -PassThru
# $api::GetStateInteractionContext(interactionContext, pointerInfo, state)

#uselib "NInput.dll"
#func global GetStateInteractionContext "GetStateInteractionContext" sptr, sptr, sptr
; GetStateInteractionContext interactionContext, varptr(pointerInfo), varptr(state)   ; 戻り値は stat
; interactionContext : HINTERACTIONCONTEXT -> "sptr"
; pointerInfo : POINTER_INFO* optional -> "sptr"
; state : INTERACTION_STATE* 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 (
	ninput = windows.NewLazySystemDLL("NInput.dll")
	procGetStateInteractionContext = ninput.NewProc("GetStateInteractionContext")
)

// interactionContext (HINTERACTIONCONTEXT), pointerInfo (POINTER_INFO* optional), state (INTERACTION_STATE* out)
r1, _, err := procGetStateInteractionContext.Call(
	uintptr(interactionContext),
	uintptr(pointerInfo),
	uintptr(state),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetStateInteractionContext(
  interactionContext: THandle;   // HINTERACTIONCONTEXT
  pointerInfo: Pointer;   // POINTER_INFO* optional
  state: Pointer   // INTERACTION_STATE* out
): Integer; stdcall;
  external 'NInput.dll' name 'GetStateInteractionContext';

result := DllCall("NInput\GetStateInteractionContext"
    , "Ptr", interactionContext   ; HINTERACTIONCONTEXT
    , "Ptr", pointerInfo   ; POINTER_INFO* optional
    , "Ptr", state   ; INTERACTION_STATE* out
    , "Int")   ; return: HRESULT

●GetStateInteractionContext(interactionContext, pointerInfo, state) = DLL("NInput.dll", "int GetStateInteractionContext(void*, void*, void*)")
# 呼び出し: GetStateInteractionContext(interactionContext, pointerInfo, state)
# interactionContext : HINTERACTIONCONTEXT -> "void*"
# pointerInfo : POINTER_INFO* optional -> "void*"
# state : INTERACTION_STATE* 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 "ninput" fn GetStateInteractionContext(
    interactionContext: ?*anyopaque, // HINTERACTIONCONTEXT
    pointerInfo: [*c]POINTER_INFO, // POINTER_INFO* optional
    state: [*c]i32 // INTERACTION_STATE* out
) callconv(std.os.windows.WINAPI) i32;

proc GetStateInteractionContext(
    interactionContext: pointer,  # HINTERACTIONCONTEXT
    pointerInfo: ptr POINTER_INFO,  # POINTER_INFO* optional
    state: ptr int32  # INTERACTION_STATE* out
): int32 {.importc: "GetStateInteractionContext", stdcall, dynlib: "NInput.dll".}

pragma(lib, "ninput");
extern(Windows)
int GetStateInteractionContext(
    void* interactionContext,   // HINTERACTIONCONTEXT
    POINTER_INFO* pointerInfo,   // POINTER_INFO* optional
    int* state   // INTERACTION_STATE* out
);

ccall((:GetStateInteractionContext, "NInput.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{POINTER_INFO}, Ptr{Int32}),
      interactionContext, pointerInfo, state)
# interactionContext : HINTERACTIONCONTEXT -> Ptr{Cvoid}
# pointerInfo : POINTER_INFO* optional -> Ptr{POINTER_INFO}
# state : INTERACTION_STATE* out -> Ptr{Int32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GetStateInteractionContext(
    void* interactionContext,
    void* pointerInfo,
    int32_t* state);
]]
local ninput = ffi.load("ninput")
-- ninput.GetStateInteractionContext(interactionContext, pointerInfo, state)
-- interactionContext : HINTERACTIONCONTEXT
-- pointerInfo : POINTER_INFO* optional
-- state : INTERACTION_STATE* 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('NInput.dll');
const GetStateInteractionContext = lib.func('__stdcall', 'GetStateInteractionContext', 'int32_t', ['void *', 'void *', 'int32_t *']);
// GetStateInteractionContext(interactionContext, pointerInfo, state)
// interactionContext : HINTERACTIONCONTEXT -> 'void *'
// pointerInfo : POINTER_INFO* optional -> 'void *'
// state : INTERACTION_STATE* out -> 'int32_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("NInput.dll", {
  GetStateInteractionContext: { parameters: ["pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.GetStateInteractionContext(interactionContext, pointerInfo, state)
// interactionContext : HINTERACTIONCONTEXT -> "pointer"
// pointerInfo : POINTER_INFO* optional -> "pointer"
// state : INTERACTION_STATE* 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
int32_t GetStateInteractionContext(
    void* interactionContext,
    void* pointerInfo,
    int32_t* state);
C, "NInput.dll");
// $ffi->GetStateInteractionContext(interactionContext, pointerInfo, state);
// interactionContext : HINTERACTIONCONTEXT
// pointerInfo : POINTER_INFO* optional
// state : INTERACTION_STATE* 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 Ninput extends StdCallLibrary {
    Ninput INSTANCE = Native.load("ninput", Ninput.class);
    int GetStateInteractionContext(
        Pointer interactionContext,   // HINTERACTIONCONTEXT
        Pointer pointerInfo,   // POINTER_INFO* optional
        IntByReference state   // INTERACTION_STATE* out
    );
}

@[Link("ninput")]
lib LibNInput
  fun GetStateInteractionContext = GetStateInteractionContext(
    interactionContext : Void*,   # HINTERACTIONCONTEXT
    pointerInfo : POINTER_INFO*,   # POINTER_INFO* optional
    state : Int32*   # INTERACTION_STATE* out
  ) : 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 GetStateInteractionContextNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Int32>);
typedef GetStateInteractionContextDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Int32>);
final GetStateInteractionContext = DynamicLibrary.open('NInput.dll')
    .lookupFunction<GetStateInteractionContextNative, GetStateInteractionContextDart>('GetStateInteractionContext');
// interactionContext : HINTERACTIONCONTEXT -> Pointer<Void>
// pointerInfo : POINTER_INFO* optional -> Pointer<Void>
// state : INTERACTION_STATE* out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GetStateInteractionContext(
  interactionContext: THandle;   // HINTERACTIONCONTEXT
  pointerInfo: Pointer;   // POINTER_INFO* optional
  state: Pointer   // INTERACTION_STATE* out
): Integer; stdcall;
  external 'NInput.dll' name 'GetStateInteractionContext';

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

foreign import stdcall safe "GetStateInteractionContext"
  c_GetStateInteractionContext :: Ptr () -> Ptr () -> Ptr Int32 -> IO Int32
-- interactionContext : HINTERACTIONCONTEXT -> Ptr ()
-- pointerInfo : POINTER_INFO* optional -> Ptr ()
-- state : INTERACTION_STATE* out -> Ptr Int32
-- 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 getstateinteractioncontext =
  foreign "GetStateInteractionContext"
    ((ptr void) @-> (ptr void) @-> (ptr int32_t) @-> returning int32_t)
(* interactionContext : HINTERACTIONCONTEXT -> (ptr void) *)
(* pointerInfo : POINTER_INFO* optional -> (ptr void) *)
(* state : INTERACTION_STATE* out -> (ptr int32_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 ninput (t "NInput.dll"))
(cffi:use-foreign-library ninput)

(cffi:defcfun ("GetStateInteractionContext" get-state-interaction-context :convention :stdcall) :int32
  (interaction-context :pointer)   ; HINTERACTIONCONTEXT
  (pointer-info :pointer)   ; POINTER_INFO* optional
  (state :pointer))   ; INTERACTION_STATE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetStateInteractionContext = Win32::API::More->new('NInput',
    'int GetStateInteractionContext(HANDLE interactionContext, LPVOID pointerInfo, LPVOID state)');
# my $ret = $GetStateInteractionContext->Call($interactionContext, $pointerInfo, $state);
# interactionContext : HINTERACTIONCONTEXT -> HANDLE
# pointerInfo : POINTER_INFO* optional -> LPVOID
# state : INTERACTION_STATE* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。