TcSetInterface

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

DWORD TcSetInterface(
    HANDLE IfcHandle,
    GUID* pGuidParam,
    DWORD BufferSize,
    void* Buffer
);

<DllImport("TRAFFIC.dll", ExactSpelling:=True)>
Public Shared Function TcSetInterface(
    IfcHandle As IntPtr,   ' HANDLE
    ByRef pGuidParam As Guid,   ' GUID*
    BufferSize As UInteger,   ' DWORD
    Buffer As IntPtr   ' void*
) As UInteger
End Function

' IfcHandle : HANDLE
' pGuidParam : GUID*
' BufferSize : DWORD
' Buffer : void*
Declare PtrSafe Function TcSetInterface Lib "traffic" ( _
    ByVal IfcHandle As LongPtr, _
    ByVal pGuidParam As LongPtr, _
    ByVal BufferSize As Long, _
    ByVal Buffer 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

TcSetInterface = ctypes.windll.traffic.TcSetInterface
TcSetInterface.restype = wintypes.DWORD
TcSetInterface.argtypes = [
    wintypes.HANDLE,  # IfcHandle : HANDLE
    ctypes.c_void_p,  # pGuidParam : GUID*
    wintypes.DWORD,  # BufferSize : DWORD
    ctypes.POINTER(None),  # Buffer : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TRAFFIC.dll')
TcSetInterface = Fiddle::Function.new(
  lib['TcSetInterface'],
  [
    Fiddle::TYPE_VOIDP,  # IfcHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # pGuidParam : GUID*
    -Fiddle::TYPE_INT,  # BufferSize : DWORD
    Fiddle::TYPE_VOIDP,  # Buffer : void*
  ],
  -Fiddle::TYPE_INT)

#[link(name = "traffic")]
extern "system" {
    fn TcSetInterface(
        IfcHandle: *mut core::ffi::c_void,  // HANDLE
        pGuidParam: *mut GUID,  // GUID*
        BufferSize: u32,  // DWORD
        Buffer: *mut ()  // void*
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TRAFFIC.dll")]
public static extern uint TcSetInterface(IntPtr IfcHandle, ref Guid pGuidParam, uint BufferSize, IntPtr Buffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TRAFFIC_TcSetInterface' -Namespace Win32 -PassThru
# $api::TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer)

#uselib "TRAFFIC.dll"
#func global TcSetInterface "TcSetInterface" sptr, sptr, sptr, sptr
; TcSetInterface IfcHandle, varptr(pGuidParam), BufferSize, Buffer   ; 戻り値は stat
; IfcHandle : HANDLE -> "sptr"
; pGuidParam : GUID* -> "sptr"
; BufferSize : DWORD -> "sptr"
; Buffer : void* -> "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 (
	traffic = windows.NewLazySystemDLL("TRAFFIC.dll")
	procTcSetInterface = traffic.NewProc("TcSetInterface")
)

// IfcHandle (HANDLE), pGuidParam (GUID*), BufferSize (DWORD), Buffer (void*)
r1, _, err := procTcSetInterface.Call(
	uintptr(IfcHandle),
	uintptr(pGuidParam),
	uintptr(BufferSize),
	uintptr(Buffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function TcSetInterface(
  IfcHandle: THandle;   // HANDLE
  pGuidParam: PGUID;   // GUID*
  BufferSize: DWORD;   // DWORD
  Buffer: Pointer   // void*
): DWORD; stdcall;
  external 'TRAFFIC.dll' name 'TcSetInterface';

result := DllCall("TRAFFIC\TcSetInterface"
    , "Ptr", IfcHandle   ; HANDLE
    , "Ptr", pGuidParam   ; GUID*
    , "UInt", BufferSize   ; DWORD
    , "Ptr", Buffer   ; void*
    , "UInt")   ; return: DWORD

●TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer) = DLL("TRAFFIC.dll", "dword TcSetInterface(void*, void*, dword, void*)")
# 呼び出し: TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer)
# IfcHandle : HANDLE -> "void*"
# pGuidParam : GUID* -> "void*"
# BufferSize : DWORD -> "dword"
# Buffer : void* -> "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 "traffic" fn TcSetInterface(
    IfcHandle: ?*anyopaque, // HANDLE
    pGuidParam: [*c]GUID, // GUID*
    BufferSize: u32, // DWORD
    Buffer: ?*anyopaque // void*
) callconv(std.os.windows.WINAPI) u32;

proc TcSetInterface(
    IfcHandle: pointer,  # HANDLE
    pGuidParam: ptr GUID,  # GUID*
    BufferSize: uint32,  # DWORD
    Buffer: pointer  # void*
): uint32 {.importc: "TcSetInterface", stdcall, dynlib: "TRAFFIC.dll".}

pragma(lib, "traffic");
extern(Windows)
uint TcSetInterface(
    void* IfcHandle,   // HANDLE
    GUID* pGuidParam,   // GUID*
    uint BufferSize,   // DWORD
    void* Buffer   // void*
);

ccall((:TcSetInterface, "TRAFFIC.dll"), stdcall, UInt32,
      (Ptr{Cvoid}, Ptr{GUID}, UInt32, Ptr{Cvoid}),
      IfcHandle, pGuidParam, BufferSize, Buffer)
# IfcHandle : HANDLE -> Ptr{Cvoid}
# pGuidParam : GUID* -> Ptr{GUID}
# BufferSize : DWORD -> UInt32
# Buffer : void* -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t TcSetInterface(
    void* IfcHandle,
    void* pGuidParam,
    uint32_t BufferSize,
    void* Buffer);
]]
local traffic = ffi.load("traffic")
-- traffic.TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer)
-- IfcHandle : HANDLE
-- pGuidParam : GUID*
-- BufferSize : DWORD
-- Buffer : void*
-- 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('TRAFFIC.dll');
const TcSetInterface = lib.func('__stdcall', 'TcSetInterface', 'uint32_t', ['void *', 'void *', 'uint32_t', 'void *']);
// TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer)
// IfcHandle : HANDLE -> 'void *'
// pGuidParam : GUID* -> 'void *'
// BufferSize : DWORD -> 'uint32_t'
// Buffer : void* -> '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("TRAFFIC.dll", {
  TcSetInterface: { parameters: ["pointer", "pointer", "u32", "pointer"], result: "u32" },
});
// lib.symbols.TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer)
// IfcHandle : HANDLE -> "pointer"
// pGuidParam : GUID* -> "pointer"
// BufferSize : DWORD -> "u32"
// Buffer : void* -> "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 TcSetInterface(
    void* IfcHandle,
    void* pGuidParam,
    uint32_t BufferSize,
    void* Buffer);
C, "TRAFFIC.dll");
// $ffi->TcSetInterface(IfcHandle, pGuidParam, BufferSize, Buffer);
// IfcHandle : HANDLE
// pGuidParam : GUID*
// BufferSize : DWORD
// Buffer : void*
// 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 Traffic extends StdCallLibrary {
    Traffic INSTANCE = Native.load("traffic", Traffic.class);
    int TcSetInterface(
        Pointer IfcHandle,   // HANDLE
        Pointer pGuidParam,   // GUID*
        int BufferSize,   // DWORD
        Pointer Buffer   // void*
    );
}

@[Link("traffic")]
lib LibTRAFFIC
  fun TcSetInterface = TcSetInterface(
    IfcHandle : Void*,   # HANDLE
    pGuidParam : GUID*,   # GUID*
    BufferSize : UInt32,   # DWORD
    Buffer : Void*   # void*
  ) : 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 TcSetInterfaceNative = Uint32 Function(Pointer<Void>, Pointer<Void>, Uint32, Pointer<Void>);
typedef TcSetInterfaceDart = int Function(Pointer<Void>, Pointer<Void>, int, Pointer<Void>);
final TcSetInterface = DynamicLibrary.open('TRAFFIC.dll')
    .lookupFunction<TcSetInterfaceNative, TcSetInterfaceDart>('TcSetInterface');
// IfcHandle : HANDLE -> Pointer<Void>
// pGuidParam : GUID* -> Pointer<Void>
// BufferSize : DWORD -> Uint32
// Buffer : void* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function TcSetInterface(
  IfcHandle: THandle;   // HANDLE
  pGuidParam: PGUID;   // GUID*
  BufferSize: DWORD;   // DWORD
  Buffer: Pointer   // void*
): DWORD; stdcall;
  external 'TRAFFIC.dll' name 'TcSetInterface';

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

foreign import stdcall safe "TcSetInterface"
  c_TcSetInterface :: Ptr () -> Ptr () -> Word32 -> Ptr () -> IO Word32
-- IfcHandle : HANDLE -> Ptr ()
-- pGuidParam : GUID* -> Ptr ()
-- BufferSize : DWORD -> Word32
-- Buffer : void* -> Ptr ()
-- 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 tcsetinterface =
  foreign "TcSetInterface"
    ((ptr void) @-> (ptr void) @-> uint32_t @-> (ptr void) @-> returning uint32_t)
(* IfcHandle : HANDLE -> (ptr void) *)
(* pGuidParam : GUID* -> (ptr void) *)
(* BufferSize : DWORD -> uint32_t *)
(* Buffer : void* -> (ptr void) *)
(* 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 traffic (t "TRAFFIC.dll"))
(cffi:use-foreign-library traffic)

(cffi:defcfun ("TcSetInterface" tc-set-interface :convention :stdcall) :uint32
  (ifc-handle :pointer)   ; HANDLE
  (p-guid-param :pointer)   ; GUID*
  (buffer-size :uint32)   ; DWORD
  (buffer :pointer))   ; void*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $TcSetInterface = Win32::API::More->new('TRAFFIC',
    'DWORD TcSetInterface(HANDLE IfcHandle, LPVOID pGuidParam, DWORD BufferSize, LPVOID Buffer)');
# my $ret = $TcSetInterface->Call($IfcHandle, $pGuidParam, $BufferSize, $Buffer);
# IfcHandle : HANDLE -> HANDLE
# pGuidParam : GUID* -> LPVOID
# BufferSize : DWORD -> DWORD
# Buffer : void* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。