ScCreateConversationIndex

// MAPI32.dll
#include <windows.h>

INT ScCreateConversationIndex(
    DWORD cbParent,
    BYTE* lpbParent,
    DWORD* lpcbConvIndex,
    BYTE** lppbConvIndex
);

<DllImport("MAPI32.dll", ExactSpelling:=True)>
Public Shared Function ScCreateConversationIndex(
    cbParent As UInteger,   ' DWORD
    lpbParent As IntPtr,   ' BYTE* in/out
    ByRef lpcbConvIndex As UInteger,   ' DWORD* in/out
    lppbConvIndex As IntPtr   ' BYTE** in/out
) As Integer
End Function

' cbParent : DWORD
' lpbParent : BYTE* in/out
' lpcbConvIndex : DWORD* in/out
' lppbConvIndex : BYTE** in/out
Declare PtrSafe Function ScCreateConversationIndex Lib "mapi32" ( _
    ByVal cbParent As Long, _
    ByVal lpbParent As LongPtr, _
    ByRef lpcbConvIndex As Long, _
    ByVal lppbConvIndex 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

ScCreateConversationIndex = ctypes.windll.mapi32.ScCreateConversationIndex
ScCreateConversationIndex.restype = ctypes.c_int
ScCreateConversationIndex.argtypes = [
    wintypes.DWORD,  # cbParent : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # lpbParent : BYTE* in/out
    ctypes.POINTER(wintypes.DWORD),  # lpcbConvIndex : DWORD* in/out
    ctypes.c_void_p,  # lppbConvIndex : BYTE** in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MAPI32.dll')
ScCreateConversationIndex = Fiddle::Function.new(
  lib['ScCreateConversationIndex'],
  [
    -Fiddle::TYPE_INT,  # cbParent : DWORD
    Fiddle::TYPE_VOIDP,  # lpbParent : BYTE* in/out
    Fiddle::TYPE_VOIDP,  # lpcbConvIndex : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # lppbConvIndex : BYTE** in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mapi32")]
extern "system" {
    fn ScCreateConversationIndex(
        cbParent: u32,  // DWORD
        lpbParent: *mut u8,  // BYTE* in/out
        lpcbConvIndex: *mut u32,  // DWORD* in/out
        lppbConvIndex: *mut *mut u8  // BYTE** in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MAPI32.dll")]
public static extern int ScCreateConversationIndex(uint cbParent, IntPtr lpbParent, ref uint lpcbConvIndex, IntPtr lppbConvIndex);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MAPI32_ScCreateConversationIndex' -Namespace Win32 -PassThru
# $api::ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex)

#uselib "MAPI32.dll"
#func global ScCreateConversationIndex "ScCreateConversationIndex" sptr, sptr, sptr, sptr
; ScCreateConversationIndex cbParent, varptr(lpbParent), varptr(lpcbConvIndex), varptr(lppbConvIndex)   ; 戻り値は stat
; cbParent : DWORD -> "sptr"
; lpbParent : BYTE* in/out -> "sptr"
; lpcbConvIndex : DWORD* in/out -> "sptr"
; lppbConvIndex : BYTE** in/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 (
	mapi32 = windows.NewLazySystemDLL("MAPI32.dll")
	procScCreateConversationIndex = mapi32.NewProc("ScCreateConversationIndex")
)

// cbParent (DWORD), lpbParent (BYTE* in/out), lpcbConvIndex (DWORD* in/out), lppbConvIndex (BYTE** in/out)
r1, _, err := procScCreateConversationIndex.Call(
	uintptr(cbParent),
	uintptr(lpbParent),
	uintptr(lpcbConvIndex),
	uintptr(lppbConvIndex),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function ScCreateConversationIndex(
  cbParent: DWORD;   // DWORD
  lpbParent: Pointer;   // BYTE* in/out
  lpcbConvIndex: Pointer;   // DWORD* in/out
  lppbConvIndex: Pointer   // BYTE** in/out
): Integer; stdcall;
  external 'MAPI32.dll' name 'ScCreateConversationIndex';

result := DllCall("MAPI32\ScCreateConversationIndex"
    , "UInt", cbParent   ; DWORD
    , "Ptr", lpbParent   ; BYTE* in/out
    , "Ptr", lpcbConvIndex   ; DWORD* in/out
    , "Ptr", lppbConvIndex   ; BYTE** in/out
    , "Int")   ; return: INT

●ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex) = DLL("MAPI32.dll", "int ScCreateConversationIndex(dword, void*, void*, void*)")
# 呼び出し: ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex)
# cbParent : DWORD -> "dword"
# lpbParent : BYTE* in/out -> "void*"
# lpcbConvIndex : DWORD* in/out -> "void*"
# lppbConvIndex : BYTE** in/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 "mapi32" fn ScCreateConversationIndex(
    cbParent: u32, // DWORD
    lpbParent: [*c]u8, // BYTE* in/out
    lpcbConvIndex: [*c]u32, // DWORD* in/out
    lppbConvIndex: [*c][*c]u8 // BYTE** in/out
) callconv(std.os.windows.WINAPI) i32;

proc ScCreateConversationIndex(
    cbParent: uint32,  # DWORD
    lpbParent: ptr uint8,  # BYTE* in/out
    lpcbConvIndex: ptr uint32,  # DWORD* in/out
    lppbConvIndex: ptr uint8  # BYTE** in/out
): int32 {.importc: "ScCreateConversationIndex", stdcall, dynlib: "MAPI32.dll".}

pragma(lib, "mapi32");
extern(Windows)
int ScCreateConversationIndex(
    uint cbParent,   // DWORD
    ubyte* lpbParent,   // BYTE* in/out
    uint* lpcbConvIndex,   // DWORD* in/out
    ubyte** lppbConvIndex   // BYTE** in/out
);

ccall((:ScCreateConversationIndex, "MAPI32.dll"), stdcall, Int32,
      (UInt32, Ptr{UInt8}, Ptr{UInt32}, Ptr{UInt8}),
      cbParent, lpbParent, lpcbConvIndex, lppbConvIndex)
# cbParent : DWORD -> UInt32
# lpbParent : BYTE* in/out -> Ptr{UInt8}
# lpcbConvIndex : DWORD* in/out -> Ptr{UInt32}
# lppbConvIndex : BYTE** in/out -> Ptr{UInt8}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t ScCreateConversationIndex(
    uint32_t cbParent,
    uint8_t* lpbParent,
    uint32_t* lpcbConvIndex,
    uint8_t** lppbConvIndex);
]]
local mapi32 = ffi.load("mapi32")
-- mapi32.ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex)
-- cbParent : DWORD
-- lpbParent : BYTE* in/out
-- lpcbConvIndex : DWORD* in/out
-- lppbConvIndex : BYTE** in/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('MAPI32.dll');
const ScCreateConversationIndex = lib.func('__stdcall', 'ScCreateConversationIndex', 'int32_t', ['uint32_t', 'uint8_t *', 'uint32_t *', 'uint8_t *']);
// ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex)
// cbParent : DWORD -> 'uint32_t'
// lpbParent : BYTE* in/out -> 'uint8_t *'
// lpcbConvIndex : DWORD* in/out -> 'uint32_t *'
// lppbConvIndex : BYTE** in/out -> 'uint8_t *'
// 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("MAPI32.dll", {
  ScCreateConversationIndex: { parameters: ["u32", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex)
// cbParent : DWORD -> "u32"
// lpbParent : BYTE* in/out -> "pointer"
// lpcbConvIndex : DWORD* in/out -> "pointer"
// lppbConvIndex : BYTE** in/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 ScCreateConversationIndex(
    uint32_t cbParent,
    uint8_t* lpbParent,
    uint32_t* lpcbConvIndex,
    uint8_t** lppbConvIndex);
C, "MAPI32.dll");
// $ffi->ScCreateConversationIndex(cbParent, lpbParent, lpcbConvIndex, lppbConvIndex);
// cbParent : DWORD
// lpbParent : BYTE* in/out
// lpcbConvIndex : DWORD* in/out
// lppbConvIndex : BYTE** in/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 Mapi32 extends StdCallLibrary {
    Mapi32 INSTANCE = Native.load("mapi32", Mapi32.class);
    int ScCreateConversationIndex(
        int cbParent,   // DWORD
        byte[] lpbParent,   // BYTE* in/out
        IntByReference lpcbConvIndex,   // DWORD* in/out
        Pointer lppbConvIndex   // BYTE** in/out
    );
}

@[Link("mapi32")]
lib LibMAPI32
  fun ScCreateConversationIndex = ScCreateConversationIndex(
    cbParent : UInt32,   # DWORD
    lpbParent : UInt8*,   # BYTE* in/out
    lpcbConvIndex : UInt32*,   # DWORD* in/out
    lppbConvIndex : UInt8**   # BYTE** in/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 ScCreateConversationIndexNative = Int32 Function(Uint32, Pointer<Uint8>, Pointer<Uint32>, Pointer<Uint8>);
typedef ScCreateConversationIndexDart = int Function(int, Pointer<Uint8>, Pointer<Uint32>, Pointer<Uint8>);
final ScCreateConversationIndex = DynamicLibrary.open('MAPI32.dll')
    .lookupFunction<ScCreateConversationIndexNative, ScCreateConversationIndexDart>('ScCreateConversationIndex');
// cbParent : DWORD -> Uint32
// lpbParent : BYTE* in/out -> Pointer<Uint8>
// lpcbConvIndex : DWORD* in/out -> Pointer<Uint32>
// lppbConvIndex : BYTE** in/out -> Pointer<Uint8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ScCreateConversationIndex(
  cbParent: DWORD;   // DWORD
  lpbParent: Pointer;   // BYTE* in/out
  lpcbConvIndex: Pointer;   // DWORD* in/out
  lppbConvIndex: Pointer   // BYTE** in/out
): Integer; stdcall;
  external 'MAPI32.dll' name 'ScCreateConversationIndex';

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

foreign import stdcall safe "ScCreateConversationIndex"
  c_ScCreateConversationIndex :: Word32 -> Ptr Word8 -> Ptr Word32 -> Ptr Word8 -> IO Int32
-- cbParent : DWORD -> Word32
-- lpbParent : BYTE* in/out -> Ptr Word8
-- lpcbConvIndex : DWORD* in/out -> Ptr Word32
-- lppbConvIndex : BYTE** in/out -> Ptr Word8
-- 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 sccreateconversationindex =
  foreign "ScCreateConversationIndex"
    (uint32_t @-> (ptr uint8_t) @-> (ptr uint32_t) @-> (ptr uint8_t) @-> returning int32_t)
(* cbParent : DWORD -> uint32_t *)
(* lpbParent : BYTE* in/out -> (ptr uint8_t) *)
(* lpcbConvIndex : DWORD* in/out -> (ptr uint32_t) *)
(* lppbConvIndex : BYTE** in/out -> (ptr uint8_t) *)
(* 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 mapi32 (t "MAPI32.dll"))
(cffi:use-foreign-library mapi32)

(cffi:defcfun ("ScCreateConversationIndex" sc-create-conversation-index :convention :stdcall) :int32
  (cb-parent :uint32)   ; DWORD
  (lpb-parent :pointer)   ; BYTE* in/out
  (lpcb-conv-index :pointer)   ; DWORD* in/out
  (lppb-conv-index :pointer))   ; BYTE** in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ScCreateConversationIndex = Win32::API::More->new('MAPI32',
    'int ScCreateConversationIndex(DWORD cbParent, LPVOID lpbParent, LPVOID lpcbConvIndex, LPVOID lppbConvIndex)');
# my $ret = $ScCreateConversationIndex->Call($cbParent, $lpbParent, $lpcbConvIndex, $lppbConvIndex);
# cbParent : DWORD -> DWORD
# lpbParent : BYTE* in/out -> LPVOID
# lpcbConvIndex : DWORD* in/out -> LPVOID
# lppbConvIndex : BYTE** in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。