AmsiInitialize

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

HRESULT AmsiInitialize(
    LPCWSTR appName,
    HAMSICONTEXT* amsiContext
);

<DllImport("Amsi.dll", ExactSpelling:=True)>
Public Shared Function AmsiInitialize(
    <MarshalAs(UnmanagedType.LPWStr)> appName As String,   ' LPCWSTR
    amsiContext As IntPtr   ' HAMSICONTEXT* out
) As Integer
End Function

' appName : LPCWSTR
' amsiContext : HAMSICONTEXT* out
Declare PtrSafe Function AmsiInitialize Lib "amsi" ( _
    ByVal appName As LongPtr, _
    ByVal amsiContext 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

AmsiInitialize = ctypes.windll.amsi.AmsiInitialize
AmsiInitialize.restype = ctypes.c_int
AmsiInitialize.argtypes = [
    wintypes.LPCWSTR,  # appName : LPCWSTR
    ctypes.c_void_p,  # amsiContext : HAMSICONTEXT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('Amsi.dll')
AmsiInitialize = Fiddle::Function.new(
  lib['AmsiInitialize'],
  [
    Fiddle::TYPE_VOIDP,  # appName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # amsiContext : HAMSICONTEXT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "amsi")]
extern "system" {
    fn AmsiInitialize(
        appName: *const u16,  // LPCWSTR
        amsiContext: *mut *mut core::ffi::c_void  // HAMSICONTEXT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("Amsi.dll")]
public static extern int AmsiInitialize([MarshalAs(UnmanagedType.LPWStr)] string appName, IntPtr amsiContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Amsi_AmsiInitialize' -Namespace Win32 -PassThru
# $api::AmsiInitialize(appName, amsiContext)

#uselib "Amsi.dll"
#func global AmsiInitialize "AmsiInitialize" sptr, sptr
; AmsiInitialize appName, amsiContext   ; 戻り値は stat
; appName : LPCWSTR -> "sptr"
; amsiContext : HAMSICONTEXT* 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 "Amsi.dll"
#cfunc global AmsiInitialize "AmsiInitialize" wstr, sptr
; res = AmsiInitialize(appName, amsiContext)
; appName : LPCWSTR -> "wstr"
; amsiContext : HAMSICONTEXT* out -> "sptr"

; HRESULT AmsiInitialize(LPCWSTR appName, HAMSICONTEXT* amsiContext)
#uselib "Amsi.dll"
#cfunc global AmsiInitialize "AmsiInitialize" wstr, intptr
; res = AmsiInitialize(appName, amsiContext)
; appName : LPCWSTR -> "wstr"
; amsiContext : HAMSICONTEXT* out -> "intptr"

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

var (
	amsi = windows.NewLazySystemDLL("Amsi.dll")
	procAmsiInitialize = amsi.NewProc("AmsiInitialize")
)

// appName (LPCWSTR), amsiContext (HAMSICONTEXT* out)
r1, _, err := procAmsiInitialize.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(appName))),
	uintptr(amsiContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function AmsiInitialize(
  appName: PWideChar;   // LPCWSTR
  amsiContext: Pointer   // HAMSICONTEXT* out
): Integer; stdcall;
  external 'Amsi.dll' name 'AmsiInitialize';

result := DllCall("Amsi\AmsiInitialize"
    , "WStr", appName   ; LPCWSTR
    , "Ptr", amsiContext   ; HAMSICONTEXT* out
    , "Int")   ; return: HRESULT

●AmsiInitialize(appName, amsiContext) = DLL("Amsi.dll", "int AmsiInitialize(char*, void*)")
# 呼び出し: AmsiInitialize(appName, amsiContext)
# appName : LPCWSTR -> "char*"
# amsiContext : HAMSICONTEXT* 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 "amsi" fn AmsiInitialize(
    appName: [*c]const u16, // LPCWSTR
    amsiContext: ?*anyopaque // HAMSICONTEXT* out
) callconv(std.os.windows.WINAPI) i32;

proc AmsiInitialize(
    appName: WideCString,  # LPCWSTR
    amsiContext: pointer  # HAMSICONTEXT* out
): int32 {.importc: "AmsiInitialize", stdcall, dynlib: "Amsi.dll".}

pragma(lib, "amsi");
extern(Windows)
int AmsiInitialize(
    const(wchar)* appName,   // LPCWSTR
    void* amsiContext   // HAMSICONTEXT* out
);

ccall((:AmsiInitialize, "Amsi.dll"), stdcall, Int32,
      (Cwstring, Ptr{Cvoid}),
      appName, amsiContext)
# appName : LPCWSTR -> Cwstring
# amsiContext : HAMSICONTEXT* 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 AmsiInitialize(
    const uint16_t* appName,
    void* amsiContext);
]]
local amsi = ffi.load("amsi")
-- amsi.AmsiInitialize(appName, amsiContext)
-- appName : LPCWSTR
-- amsiContext : HAMSICONTEXT* 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('Amsi.dll');
const AmsiInitialize = lib.func('__stdcall', 'AmsiInitialize', 'int32_t', ['str16', 'void *']);
// AmsiInitialize(appName, amsiContext)
// appName : LPCWSTR -> 'str16'
// amsiContext : HAMSICONTEXT* 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("Amsi.dll", {
  AmsiInitialize: { parameters: ["buffer", "pointer"], result: "i32" },
});
// lib.symbols.AmsiInitialize(appName, amsiContext)
// appName : LPCWSTR -> "buffer"
// amsiContext : HAMSICONTEXT* 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 AmsiInitialize(
    const uint16_t* appName,
    void* amsiContext);
C, "Amsi.dll");
// $ffi->AmsiInitialize(appName, amsiContext);
// appName : LPCWSTR
// amsiContext : HAMSICONTEXT* 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 Amsi extends StdCallLibrary {
    Amsi INSTANCE = Native.load("amsi", Amsi.class);
    int AmsiInitialize(
        WString appName,   // LPCWSTR
        Pointer amsiContext   // HAMSICONTEXT* out
    );
}

@[Link("amsi")]
lib LibAmsi
  fun AmsiInitialize = AmsiInitialize(
    appName : UInt16*,   # LPCWSTR
    amsiContext : Void*   # HAMSICONTEXT* 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 AmsiInitializeNative = Int32 Function(Pointer<Utf16>, Pointer<Void>);
typedef AmsiInitializeDart = int Function(Pointer<Utf16>, Pointer<Void>);
final AmsiInitialize = DynamicLibrary.open('Amsi.dll')
    .lookupFunction<AmsiInitializeNative, AmsiInitializeDart>('AmsiInitialize');
// appName : LPCWSTR -> Pointer<Utf16>
// amsiContext : HAMSICONTEXT* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function AmsiInitialize(
  appName: PWideChar;   // LPCWSTR
  amsiContext: Pointer   // HAMSICONTEXT* out
): Integer; stdcall;
  external 'Amsi.dll' name 'AmsiInitialize';

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

foreign import stdcall safe "AmsiInitialize"
  c_AmsiInitialize :: CWString -> Ptr () -> IO Int32
-- appName : LPCWSTR -> CWString
-- amsiContext : HAMSICONTEXT* 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 amsiinitialize =
  foreign "AmsiInitialize"
    ((ptr uint16_t) @-> (ptr void) @-> returning int32_t)
(* appName : LPCWSTR -> (ptr uint16_t) *)
(* amsiContext : HAMSICONTEXT* 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 amsi (t "Amsi.dll"))
(cffi:use-foreign-library amsi)

(cffi:defcfun ("AmsiInitialize" amsi-initialize :convention :stdcall) :int32
  (app-name (:string :encoding :utf-16le))   ; LPCWSTR
  (amsi-context :pointer))   ; HAMSICONTEXT* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $AmsiInitialize = Win32::API::More->new('Amsi',
    'int AmsiInitialize(LPCWSTR appName, HANDLE amsiContext)');
# my $ret = $AmsiInitialize->Call($appName, $amsiContext);
# appName : LPCWSTR -> LPCWSTR
# amsiContext : HAMSICONTEXT* out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。