FaxEnableRoutingMethodA

// WINFAX.dll  (ANSI / -A)
#include <windows.h>

BOOL FaxEnableRoutingMethodA(
    HANDLE FaxPortHandle,
    LPCSTR RoutingGuid,
    BOOL Enabled
);

<DllImport("WINFAX.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function FaxEnableRoutingMethodA(
    FaxPortHandle As IntPtr,   ' HANDLE
    <MarshalAs(UnmanagedType.LPStr)> RoutingGuid As String,   ' LPCSTR
    Enabled As Boolean   ' BOOL
) As Boolean
End Function

' FaxPortHandle : HANDLE
' RoutingGuid : LPCSTR
' Enabled : BOOL
Declare PtrSafe Function FaxEnableRoutingMethodA Lib "winfax" ( _
    ByVal FaxPortHandle As LongPtr, _
    ByVal RoutingGuid As String, _
    ByVal Enabled 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

FaxEnableRoutingMethodA = ctypes.windll.winfax.FaxEnableRoutingMethodA
FaxEnableRoutingMethodA.restype = wintypes.BOOL
FaxEnableRoutingMethodA.argtypes = [
    wintypes.HANDLE,  # FaxPortHandle : HANDLE
    wintypes.LPCSTR,  # RoutingGuid : LPCSTR
    wintypes.BOOL,  # Enabled : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINFAX.dll')
FaxEnableRoutingMethodA = Fiddle::Function.new(
  lib['FaxEnableRoutingMethodA'],
  [
    Fiddle::TYPE_VOIDP,  # FaxPortHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # RoutingGuid : LPCSTR
    Fiddle::TYPE_INT,  # Enabled : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "winfax")]
extern "system" {
    fn FaxEnableRoutingMethodA(
        FaxPortHandle: *mut core::ffi::c_void,  // HANDLE
        RoutingGuid: *const u8,  // LPCSTR
        Enabled: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINFAX.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool FaxEnableRoutingMethodA(IntPtr FaxPortHandle, [MarshalAs(UnmanagedType.LPStr)] string RoutingGuid, bool Enabled);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINFAX_FaxEnableRoutingMethodA' -Namespace Win32 -PassThru
# $api::FaxEnableRoutingMethodA(FaxPortHandle, RoutingGuid, Enabled)

#uselib "WINFAX.dll"
#func global FaxEnableRoutingMethodA "FaxEnableRoutingMethodA" sptr, sptr, sptr
; FaxEnableRoutingMethodA FaxPortHandle, RoutingGuid, Enabled   ; 戻り値は stat
; FaxPortHandle : HANDLE -> "sptr"
; RoutingGuid : LPCSTR -> "sptr"
; Enabled : BOOL -> "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 "WINFAX.dll"
#cfunc global FaxEnableRoutingMethodA "FaxEnableRoutingMethodA" sptr, str, int
; res = FaxEnableRoutingMethodA(FaxPortHandle, RoutingGuid, Enabled)
; FaxPortHandle : HANDLE -> "sptr"
; RoutingGuid : LPCSTR -> "str"
; Enabled : BOOL -> "int"

; BOOL FaxEnableRoutingMethodA(HANDLE FaxPortHandle, LPCSTR RoutingGuid, BOOL Enabled)
#uselib "WINFAX.dll"
#cfunc global FaxEnableRoutingMethodA "FaxEnableRoutingMethodA" intptr, str, int
; res = FaxEnableRoutingMethodA(FaxPortHandle, RoutingGuid, Enabled)
; FaxPortHandle : HANDLE -> "intptr"
; RoutingGuid : LPCSTR -> "str"
; Enabled : BOOL -> "int"

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

var (
	winfax = windows.NewLazySystemDLL("WINFAX.dll")
	procFaxEnableRoutingMethodA = winfax.NewProc("FaxEnableRoutingMethodA")
)

// FaxPortHandle (HANDLE), RoutingGuid (LPCSTR), Enabled (BOOL)
r1, _, err := procFaxEnableRoutingMethodA.Call(
	uintptr(FaxPortHandle),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(RoutingGuid))),
	uintptr(Enabled),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function FaxEnableRoutingMethodA(
  FaxPortHandle: THandle;   // HANDLE
  RoutingGuid: PAnsiChar;   // LPCSTR
  Enabled: BOOL   // BOOL
): BOOL; stdcall;
  external 'WINFAX.dll' name 'FaxEnableRoutingMethodA';

result := DllCall("WINFAX\FaxEnableRoutingMethodA"
    , "Ptr", FaxPortHandle   ; HANDLE
    , "AStr", RoutingGuid   ; LPCSTR
    , "Int", Enabled   ; BOOL
    , "Int")   ; return: BOOL

●FaxEnableRoutingMethodA(FaxPortHandle, RoutingGuid, Enabled) = DLL("WINFAX.dll", "bool FaxEnableRoutingMethodA(void*, char*, bool)")
# 呼び出し: FaxEnableRoutingMethodA(FaxPortHandle, RoutingGuid, Enabled)
# FaxPortHandle : HANDLE -> "void*"
# RoutingGuid : LPCSTR -> "char*"
# Enabled : BOOL -> "bool"
# 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)。