FaxGetJobA

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

BOOL FaxGetJobA(
    HANDLE FaxHandle,
    DWORD JobId,
    FAX_JOB_ENTRYA** JobEntry
);

<DllImport("WINFAX.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function FaxGetJobA(
    FaxHandle As IntPtr,   ' HANDLE
    JobId As UInteger,   ' DWORD
    JobEntry As IntPtr   ' FAX_JOB_ENTRYA** out
) As Boolean
End Function

' FaxHandle : HANDLE
' JobId : DWORD
' JobEntry : FAX_JOB_ENTRYA** out
Declare PtrSafe Function FaxGetJobA Lib "winfax" ( _
    ByVal FaxHandle As LongPtr, _
    ByVal JobId As Long, _
    ByVal JobEntry 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

FaxGetJobA = ctypes.windll.winfax.FaxGetJobA
FaxGetJobA.restype = wintypes.BOOL
FaxGetJobA.argtypes = [
    wintypes.HANDLE,  # FaxHandle : HANDLE
    wintypes.DWORD,  # JobId : DWORD
    ctypes.c_void_p,  # JobEntry : FAX_JOB_ENTRYA** out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINFAX.dll')
FaxGetJobA = Fiddle::Function.new(
  lib['FaxGetJobA'],
  [
    Fiddle::TYPE_VOIDP,  # FaxHandle : HANDLE
    -Fiddle::TYPE_INT,  # JobId : DWORD
    Fiddle::TYPE_VOIDP,  # JobEntry : FAX_JOB_ENTRYA** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "winfax")]
extern "system" {
    fn FaxGetJobA(
        FaxHandle: *mut core::ffi::c_void,  // HANDLE
        JobId: u32,  // DWORD
        JobEntry: *mut *mut FAX_JOB_ENTRYA  // FAX_JOB_ENTRYA** out
    ) -> 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 FaxGetJobA(IntPtr FaxHandle, uint JobId, IntPtr JobEntry);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINFAX_FaxGetJobA' -Namespace Win32 -PassThru
# $api::FaxGetJobA(FaxHandle, JobId, JobEntry)

#uselib "WINFAX.dll"
#func global FaxGetJobA "FaxGetJobA" sptr, sptr, sptr
; FaxGetJobA FaxHandle, JobId, varptr(JobEntry)   ; 戻り値は stat
; FaxHandle : HANDLE -> "sptr"
; JobId : DWORD -> "sptr"
; JobEntry : FAX_JOB_ENTRYA** 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 "WINFAX.dll"
#cfunc global FaxGetJobA "FaxGetJobA" sptr, int, var
; res = FaxGetJobA(FaxHandle, JobId, JobEntry)
; FaxHandle : HANDLE -> "sptr"
; JobId : DWORD -> "int"
; JobEntry : FAX_JOB_ENTRYA** 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 FaxGetJobA(HANDLE FaxHandle, DWORD JobId, FAX_JOB_ENTRYA** JobEntry)
#uselib "WINFAX.dll"
#cfunc global FaxGetJobA "FaxGetJobA" intptr, int, var
; res = FaxGetJobA(FaxHandle, JobId, JobEntry)
; FaxHandle : HANDLE -> "intptr"
; JobId : DWORD -> "int"
; JobEntry : FAX_JOB_ENTRYA** 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 (
	winfax = windows.NewLazySystemDLL("WINFAX.dll")
	procFaxGetJobA = winfax.NewProc("FaxGetJobA")
)

// FaxHandle (HANDLE), JobId (DWORD), JobEntry (FAX_JOB_ENTRYA** out)
r1, _, err := procFaxGetJobA.Call(
	uintptr(FaxHandle),
	uintptr(JobId),
	uintptr(JobEntry),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function FaxGetJobA(
  FaxHandle: THandle;   // HANDLE
  JobId: DWORD;   // DWORD
  JobEntry: Pointer   // FAX_JOB_ENTRYA** out
): BOOL; stdcall;
  external 'WINFAX.dll' name 'FaxGetJobA';

result := DllCall("WINFAX\FaxGetJobA"
    , "Ptr", FaxHandle   ; HANDLE
    , "UInt", JobId   ; DWORD
    , "Ptr", JobEntry   ; FAX_JOB_ENTRYA** out
    , "Int")   ; return: BOOL

●FaxGetJobA(FaxHandle, JobId, JobEntry) = DLL("WINFAX.dll", "bool FaxGetJobA(void*, dword, void*)")
# 呼び出し: FaxGetJobA(FaxHandle, JobId, JobEntry)
# FaxHandle : HANDLE -> "void*"
# JobId : DWORD -> "dword"
# JobEntry : FAX_JOB_ENTRYA** 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)。