TcAddFilter

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

DWORD TcAddFilter(
    HANDLE FlowHandle,
    TC_GEN_FILTER* pGenericFilter,
    HANDLE* pFilterHandle
);

<DllImport("TRAFFIC.dll", ExactSpelling:=True)>
Public Shared Function TcAddFilter(
    FlowHandle As IntPtr,   ' HANDLE
    pGenericFilter As IntPtr,   ' TC_GEN_FILTER*
    pFilterHandle As IntPtr   ' HANDLE* out
) As UInteger
End Function

' FlowHandle : HANDLE
' pGenericFilter : TC_GEN_FILTER*
' pFilterHandle : HANDLE* out
Declare PtrSafe Function TcAddFilter Lib "traffic" ( _
    ByVal FlowHandle As LongPtr, _
    ByVal pGenericFilter As LongPtr, _
    ByVal pFilterHandle 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

TcAddFilter = ctypes.windll.traffic.TcAddFilter
TcAddFilter.restype = wintypes.DWORD
TcAddFilter.argtypes = [
    wintypes.HANDLE,  # FlowHandle : HANDLE
    ctypes.c_void_p,  # pGenericFilter : TC_GEN_FILTER*
    ctypes.c_void_p,  # pFilterHandle : HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TRAFFIC.dll')
TcAddFilter = Fiddle::Function.new(
  lib['TcAddFilter'],
  [
    Fiddle::TYPE_VOIDP,  # FlowHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # pGenericFilter : TC_GEN_FILTER*
    Fiddle::TYPE_VOIDP,  # pFilterHandle : HANDLE* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "traffic")]
extern "system" {
    fn TcAddFilter(
        FlowHandle: *mut core::ffi::c_void,  // HANDLE
        pGenericFilter: *mut TC_GEN_FILTER,  // TC_GEN_FILTER*
        pFilterHandle: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TRAFFIC.dll")]
public static extern uint TcAddFilter(IntPtr FlowHandle, IntPtr pGenericFilter, IntPtr pFilterHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TRAFFIC_TcAddFilter' -Namespace Win32 -PassThru
# $api::TcAddFilter(FlowHandle, pGenericFilter, pFilterHandle)

#uselib "TRAFFIC.dll"
#func global TcAddFilter "TcAddFilter" sptr, sptr, sptr
; TcAddFilter FlowHandle, varptr(pGenericFilter), pFilterHandle   ; 戻り値は stat
; FlowHandle : HANDLE -> "sptr"
; pGenericFilter : TC_GEN_FILTER* -> "sptr"
; pFilterHandle : HANDLE* 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 "TRAFFIC.dll"
#cfunc global TcAddFilter "TcAddFilter" sptr, var, sptr
; res = TcAddFilter(FlowHandle, pGenericFilter, pFilterHandle)
; FlowHandle : HANDLE -> "sptr"
; pGenericFilter : TC_GEN_FILTER* -> "var"
; pFilterHandle : HANDLE* out -> "sptr"
; ※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。

; DWORD TcAddFilter(HANDLE FlowHandle, TC_GEN_FILTER* pGenericFilter, HANDLE* pFilterHandle)
#uselib "TRAFFIC.dll"
#cfunc global TcAddFilter "TcAddFilter" intptr, var, intptr
; res = TcAddFilter(FlowHandle, pGenericFilter, pFilterHandle)
; FlowHandle : HANDLE -> "intptr"
; pGenericFilter : TC_GEN_FILTER* -> "var"
; pFilterHandle : HANDLE* out -> "intptr"
; ※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 (
	traffic = windows.NewLazySystemDLL("TRAFFIC.dll")
	procTcAddFilter = traffic.NewProc("TcAddFilter")
)

// FlowHandle (HANDLE), pGenericFilter (TC_GEN_FILTER*), pFilterHandle (HANDLE* out)
r1, _, err := procTcAddFilter.Call(
	uintptr(FlowHandle),
	uintptr(pGenericFilter),
	uintptr(pFilterHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function TcAddFilter(
  FlowHandle: THandle;   // HANDLE
  pGenericFilter: Pointer;   // TC_GEN_FILTER*
  pFilterHandle: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'TRAFFIC.dll' name 'TcAddFilter';

result := DllCall("TRAFFIC\TcAddFilter"
    , "Ptr", FlowHandle   ; HANDLE
    , "Ptr", pGenericFilter   ; TC_GEN_FILTER*
    , "Ptr", pFilterHandle   ; HANDLE* out
    , "UInt")   ; return: DWORD

●TcAddFilter(FlowHandle, pGenericFilter, pFilterHandle) = DLL("TRAFFIC.dll", "dword TcAddFilter(void*, void*, void*)")
# 呼び出し: TcAddFilter(FlowHandle, pGenericFilter, pFilterHandle)
# FlowHandle : HANDLE -> "void*"
# pGenericFilter : TC_GEN_FILTER* -> "void*"
# pFilterHandle : HANDLE* 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)。