EditStreamCopy

// AVIFIL32.dll
#include <windows.h>

HRESULT EditStreamCopy(
    IAVIStream* pavi,
    INT* plStart,
    INT* plLength,
    IAVIStream** ppResult
);

<DllImport("AVIFIL32.dll", ExactSpelling:=True)>
Public Shared Function EditStreamCopy(
    pavi As IntPtr,   ' IAVIStream*
    ByRef plStart As Integer,   ' INT* in/out
    ByRef plLength As Integer,   ' INT* in/out
    ppResult As IntPtr   ' IAVIStream** out
) As Integer
End Function

' pavi : IAVIStream*
' plStart : INT* in/out
' plLength : INT* in/out
' ppResult : IAVIStream** out
Declare PtrSafe Function EditStreamCopy Lib "avifil32" ( _
    ByVal pavi As LongPtr, _
    ByRef plStart As Long, _
    ByRef plLength As Long, _
    ByVal ppResult 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

EditStreamCopy = ctypes.windll.avifil32.EditStreamCopy
EditStreamCopy.restype = ctypes.c_int
EditStreamCopy.argtypes = [
    ctypes.c_void_p,  # pavi : IAVIStream*
    ctypes.POINTER(ctypes.c_int),  # plStart : INT* in/out
    ctypes.POINTER(ctypes.c_int),  # plLength : INT* in/out
    ctypes.c_void_p,  # ppResult : IAVIStream** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('AVIFIL32.dll')
EditStreamCopy = Fiddle::Function.new(
  lib['EditStreamCopy'],
  [
    Fiddle::TYPE_VOIDP,  # pavi : IAVIStream*
    Fiddle::TYPE_VOIDP,  # plStart : INT* in/out
    Fiddle::TYPE_VOIDP,  # plLength : INT* in/out
    Fiddle::TYPE_VOIDP,  # ppResult : IAVIStream** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "avifil32")]
extern "system" {
    fn EditStreamCopy(
        pavi: *mut core::ffi::c_void,  // IAVIStream*
        plStart: *mut i32,  // INT* in/out
        plLength: *mut i32,  // INT* in/out
        ppResult: *mut *mut core::ffi::c_void  // IAVIStream** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("AVIFIL32.dll")]
public static extern int EditStreamCopy(IntPtr pavi, ref int plStart, ref int plLength, IntPtr ppResult);
"@
$api = Add-Type -MemberDefinition $sig -Name 'AVIFIL32_EditStreamCopy' -Namespace Win32 -PassThru
# $api::EditStreamCopy(pavi, plStart, plLength, ppResult)

#uselib "AVIFIL32.dll"
#func global EditStreamCopy "EditStreamCopy" sptr, sptr, sptr, sptr
; EditStreamCopy pavi, varptr(plStart), varptr(plLength), ppResult   ; 戻り値は stat
; pavi : IAVIStream* -> "sptr"
; plStart : INT* in/out -> "sptr"
; plLength : INT* in/out -> "sptr"
; ppResult : IAVIStream** 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 (
	avifil32 = windows.NewLazySystemDLL("AVIFIL32.dll")
	procEditStreamCopy = avifil32.NewProc("EditStreamCopy")
)

// pavi (IAVIStream*), plStart (INT* in/out), plLength (INT* in/out), ppResult (IAVIStream** out)
r1, _, err := procEditStreamCopy.Call(
	uintptr(pavi),
	uintptr(plStart),
	uintptr(plLength),
	uintptr(ppResult),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function EditStreamCopy(
  pavi: Pointer;   // IAVIStream*
  plStart: Pointer;   // INT* in/out
  plLength: Pointer;   // INT* in/out
  ppResult: Pointer   // IAVIStream** out
): Integer; stdcall;
  external 'AVIFIL32.dll' name 'EditStreamCopy';

result := DllCall("AVIFIL32\EditStreamCopy"
    , "Ptr", pavi   ; IAVIStream*
    , "Ptr", plStart   ; INT* in/out
    , "Ptr", plLength   ; INT* in/out
    , "Ptr", ppResult   ; IAVIStream** out
    , "Int")   ; return: HRESULT

●EditStreamCopy(pavi, plStart, plLength, ppResult) = DLL("AVIFIL32.dll", "int EditStreamCopy(void*, void*, void*, void*)")
# 呼び出し: EditStreamCopy(pavi, plStart, plLength, ppResult)
# pavi : IAVIStream* -> "void*"
# plStart : INT* in/out -> "void*"
# plLength : INT* in/out -> "void*"
# ppResult : IAVIStream** 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 "avifil32" fn EditStreamCopy(
    pavi: ?*anyopaque, // IAVIStream*
    plStart: [*c]i32, // INT* in/out
    plLength: [*c]i32, // INT* in/out
    ppResult: ?*anyopaque // IAVIStream** out
) callconv(std.os.windows.WINAPI) i32;

proc EditStreamCopy(
    pavi: pointer,  # IAVIStream*
    plStart: ptr int32,  # INT* in/out
    plLength: ptr int32,  # INT* in/out
    ppResult: pointer  # IAVIStream** out
): int32 {.importc: "EditStreamCopy", stdcall, dynlib: "AVIFIL32.dll".}

pragma(lib, "avifil32");
extern(Windows)
int EditStreamCopy(
    void* pavi,   // IAVIStream*
    int* plStart,   // INT* in/out
    int* plLength,   // INT* in/out
    void* ppResult   // IAVIStream** out
);

ccall((:EditStreamCopy, "AVIFIL32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{Int32}, Ptr{Int32}, Ptr{Cvoid}),
      pavi, plStart, plLength, ppResult)
# pavi : IAVIStream* -> Ptr{Cvoid}
# plStart : INT* in/out -> Ptr{Int32}
# plLength : INT* in/out -> Ptr{Int32}
# ppResult : IAVIStream** out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t EditStreamCopy(
    void* pavi,
    int32_t* plStart,
    int32_t* plLength,
    void* ppResult);
]]
local avifil32 = ffi.load("avifil32")
-- avifil32.EditStreamCopy(pavi, plStart, plLength, ppResult)
-- pavi : IAVIStream*
-- plStart : INT* in/out
-- plLength : INT* in/out
-- ppResult : IAVIStream** 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('AVIFIL32.dll');
const EditStreamCopy = lib.func('__stdcall', 'EditStreamCopy', 'int32_t', ['void *', 'int32_t *', 'int32_t *', 'void *']);
// EditStreamCopy(pavi, plStart, plLength, ppResult)
// pavi : IAVIStream* -> 'void *'
// plStart : INT* in/out -> 'int32_t *'
// plLength : INT* in/out -> 'int32_t *'
// ppResult : IAVIStream** out -> '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("AVIFIL32.dll", {
  EditStreamCopy: { parameters: ["pointer", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.EditStreamCopy(pavi, plStart, plLength, ppResult)
// pavi : IAVIStream* -> "pointer"
// plStart : INT* in/out -> "pointer"
// plLength : INT* in/out -> "pointer"
// ppResult : IAVIStream** 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 EditStreamCopy(
    void* pavi,
    int32_t* plStart,
    int32_t* plLength,
    void* ppResult);
C, "AVIFIL32.dll");
// $ffi->EditStreamCopy(pavi, plStart, plLength, ppResult);
// pavi : IAVIStream*
// plStart : INT* in/out
// plLength : INT* in/out
// ppResult : IAVIStream** 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 Avifil32 extends StdCallLibrary {
    Avifil32 INSTANCE = Native.load("avifil32", Avifil32.class);
    int EditStreamCopy(
        Pointer pavi,   // IAVIStream*
        IntByReference plStart,   // INT* in/out
        IntByReference plLength,   // INT* in/out
        Pointer ppResult   // IAVIStream** out
    );
}

@[Link("avifil32")]
lib LibAVIFIL32
  fun EditStreamCopy = EditStreamCopy(
    pavi : Void*,   # IAVIStream*
    plStart : Int32*,   # INT* in/out
    plLength : Int32*,   # INT* in/out
    ppResult : Void*   # IAVIStream** 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 EditStreamCopyNative = Int32 Function(Pointer<Void>, Pointer<Int32>, Pointer<Int32>, Pointer<Void>);
typedef EditStreamCopyDart = int Function(Pointer<Void>, Pointer<Int32>, Pointer<Int32>, Pointer<Void>);
final EditStreamCopy = DynamicLibrary.open('AVIFIL32.dll')
    .lookupFunction<EditStreamCopyNative, EditStreamCopyDart>('EditStreamCopy');
// pavi : IAVIStream* -> Pointer<Void>
// plStart : INT* in/out -> Pointer<Int32>
// plLength : INT* in/out -> Pointer<Int32>
// ppResult : IAVIStream** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function EditStreamCopy(
  pavi: Pointer;   // IAVIStream*
  plStart: Pointer;   // INT* in/out
  plLength: Pointer;   // INT* in/out
  ppResult: Pointer   // IAVIStream** out
): Integer; stdcall;
  external 'AVIFIL32.dll' name 'EditStreamCopy';

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

foreign import stdcall safe "EditStreamCopy"
  c_EditStreamCopy :: Ptr () -> Ptr Int32 -> Ptr Int32 -> Ptr () -> IO Int32
-- pavi : IAVIStream* -> Ptr ()
-- plStart : INT* in/out -> Ptr Int32
-- plLength : INT* in/out -> Ptr Int32
-- ppResult : IAVIStream** out -> 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 editstreamcopy =
  foreign "EditStreamCopy"
    ((ptr void) @-> (ptr int32_t) @-> (ptr int32_t) @-> (ptr void) @-> returning int32_t)
(* pavi : IAVIStream* -> (ptr void) *)
(* plStart : INT* in/out -> (ptr int32_t) *)
(* plLength : INT* in/out -> (ptr int32_t) *)
(* ppResult : IAVIStream** out -> (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 avifil32 (t "AVIFIL32.dll"))
(cffi:use-foreign-library avifil32)

(cffi:defcfun ("EditStreamCopy" edit-stream-copy :convention :stdcall) :int32
  (pavi :pointer)   ; IAVIStream*
  (pl-start :pointer)   ; INT* in/out
  (pl-length :pointer)   ; INT* in/out
  (pp-result :pointer))   ; IAVIStream** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $EditStreamCopy = Win32::API::More->new('AVIFIL32',
    'int EditStreamCopy(LPVOID pavi, LPVOID plStart, LPVOID plLength, LPVOID ppResult)');
# my $ret = $EditStreamCopy->Call($pavi, $plStart, $plLength, $ppResult);
# pavi : IAVIStream* -> LPVOID
# plStart : INT* in/out -> LPVOID
# plLength : INT* in/out -> LPVOID
# ppResult : IAVIStream** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。