PeerGraphCreate

// P2PGRAPH.dll
#include <windows.h>

HRESULT PeerGraphCreate(
    PEER_GRAPH_PROPERTIES* pGraphProperties,
    LPCWSTR pwzDatabaseName,
    PEER_SECURITY_INTERFACE* pSecurityInterface,   // optional
    void** phGraph
);

<DllImport("P2PGRAPH.dll", ExactSpelling:=True)>
Public Shared Function PeerGraphCreate(
    pGraphProperties As IntPtr,   ' PEER_GRAPH_PROPERTIES*
    <MarshalAs(UnmanagedType.LPWStr)> pwzDatabaseName As String,   ' LPCWSTR
    pSecurityInterface As IntPtr,   ' PEER_SECURITY_INTERFACE* optional
    phGraph As IntPtr   ' void** out
) As Integer
End Function

' pGraphProperties : PEER_GRAPH_PROPERTIES*
' pwzDatabaseName : LPCWSTR
' pSecurityInterface : PEER_SECURITY_INTERFACE* optional
' phGraph : void** out
Declare PtrSafe Function PeerGraphCreate Lib "p2pgraph" ( _
    ByVal pGraphProperties As LongPtr, _
    ByVal pwzDatabaseName As LongPtr, _
    ByVal pSecurityInterface As LongPtr, _
    ByVal phGraph 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

PeerGraphCreate = ctypes.windll.p2pgraph.PeerGraphCreate
PeerGraphCreate.restype = ctypes.c_int
PeerGraphCreate.argtypes = [
    ctypes.c_void_p,  # pGraphProperties : PEER_GRAPH_PROPERTIES*
    wintypes.LPCWSTR,  # pwzDatabaseName : LPCWSTR
    ctypes.c_void_p,  # pSecurityInterface : PEER_SECURITY_INTERFACE* optional
    ctypes.c_void_p,  # phGraph : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2PGRAPH.dll')
PeerGraphCreate = Fiddle::Function.new(
  lib['PeerGraphCreate'],
  [
    Fiddle::TYPE_VOIDP,  # pGraphProperties : PEER_GRAPH_PROPERTIES*
    Fiddle::TYPE_VOIDP,  # pwzDatabaseName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pSecurityInterface : PEER_SECURITY_INTERFACE* optional
    Fiddle::TYPE_VOIDP,  # phGraph : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2pgraph")]
extern "system" {
    fn PeerGraphCreate(
        pGraphProperties: *mut PEER_GRAPH_PROPERTIES,  // PEER_GRAPH_PROPERTIES*
        pwzDatabaseName: *const u16,  // LPCWSTR
        pSecurityInterface: *mut PEER_SECURITY_INTERFACE,  // PEER_SECURITY_INTERFACE* optional
        phGraph: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2PGRAPH.dll")]
public static extern int PeerGraphCreate(IntPtr pGraphProperties, [MarshalAs(UnmanagedType.LPWStr)] string pwzDatabaseName, IntPtr pSecurityInterface, IntPtr phGraph);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2PGRAPH_PeerGraphCreate' -Namespace Win32 -PassThru
# $api::PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph)

#uselib "P2PGRAPH.dll"
#func global PeerGraphCreate "PeerGraphCreate" sptr, sptr, sptr, sptr
; PeerGraphCreate varptr(pGraphProperties), pwzDatabaseName, varptr(pSecurityInterface), phGraph   ; 戻り値は stat
; pGraphProperties : PEER_GRAPH_PROPERTIES* -> "sptr"
; pwzDatabaseName : LPCWSTR -> "sptr"
; pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> "sptr"
; phGraph : void** 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 (
	p2pgraph = windows.NewLazySystemDLL("P2PGRAPH.dll")
	procPeerGraphCreate = p2pgraph.NewProc("PeerGraphCreate")
)

// pGraphProperties (PEER_GRAPH_PROPERTIES*), pwzDatabaseName (LPCWSTR), pSecurityInterface (PEER_SECURITY_INTERFACE* optional), phGraph (void** out)
r1, _, err := procPeerGraphCreate.Call(
	uintptr(pGraphProperties),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzDatabaseName))),
	uintptr(pSecurityInterface),
	uintptr(phGraph),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGraphCreate(
  pGraphProperties: Pointer;   // PEER_GRAPH_PROPERTIES*
  pwzDatabaseName: PWideChar;   // LPCWSTR
  pSecurityInterface: Pointer;   // PEER_SECURITY_INTERFACE* optional
  phGraph: Pointer   // void** out
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphCreate';

result := DllCall("P2PGRAPH\PeerGraphCreate"
    , "Ptr", pGraphProperties   ; PEER_GRAPH_PROPERTIES*
    , "WStr", pwzDatabaseName   ; LPCWSTR
    , "Ptr", pSecurityInterface   ; PEER_SECURITY_INTERFACE* optional
    , "Ptr", phGraph   ; void** out
    , "Int")   ; return: HRESULT

●PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph) = DLL("P2PGRAPH.dll", "int PeerGraphCreate(void*, char*, void*, void*)")
# 呼び出し: PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph)
# pGraphProperties : PEER_GRAPH_PROPERTIES* -> "void*"
# pwzDatabaseName : LPCWSTR -> "char*"
# pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> "void*"
# phGraph : void** 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 "p2pgraph" fn PeerGraphCreate(
    pGraphProperties: [*c]PEER_GRAPH_PROPERTIES, // PEER_GRAPH_PROPERTIES*
    pwzDatabaseName: [*c]const u16, // LPCWSTR
    pSecurityInterface: [*c]PEER_SECURITY_INTERFACE, // PEER_SECURITY_INTERFACE* optional
    phGraph: ?*anyopaque // void** out
) callconv(std.os.windows.WINAPI) i32;

proc PeerGraphCreate(
    pGraphProperties: ptr PEER_GRAPH_PROPERTIES,  # PEER_GRAPH_PROPERTIES*
    pwzDatabaseName: WideCString,  # LPCWSTR
    pSecurityInterface: ptr PEER_SECURITY_INTERFACE,  # PEER_SECURITY_INTERFACE* optional
    phGraph: pointer  # void** out
): int32 {.importc: "PeerGraphCreate", stdcall, dynlib: "P2PGRAPH.dll".}

pragma(lib, "p2pgraph");
extern(Windows)
int PeerGraphCreate(
    PEER_GRAPH_PROPERTIES* pGraphProperties,   // PEER_GRAPH_PROPERTIES*
    const(wchar)* pwzDatabaseName,   // LPCWSTR
    PEER_SECURITY_INTERFACE* pSecurityInterface,   // PEER_SECURITY_INTERFACE* optional
    void** phGraph   // void** out
);

ccall((:PeerGraphCreate, "P2PGRAPH.dll"), stdcall, Int32,
      (Ptr{PEER_GRAPH_PROPERTIES}, Cwstring, Ptr{PEER_SECURITY_INTERFACE}, Ptr{Cvoid}),
      pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph)
# pGraphProperties : PEER_GRAPH_PROPERTIES* -> Ptr{PEER_GRAPH_PROPERTIES}
# pwzDatabaseName : LPCWSTR -> Cwstring
# pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> Ptr{PEER_SECURITY_INTERFACE}
# phGraph : void** 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 PeerGraphCreate(
    void* pGraphProperties,
    const uint16_t* pwzDatabaseName,
    void* pSecurityInterface,
    void** phGraph);
]]
local p2pgraph = ffi.load("p2pgraph")
-- p2pgraph.PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph)
-- pGraphProperties : PEER_GRAPH_PROPERTIES*
-- pwzDatabaseName : LPCWSTR
-- pSecurityInterface : PEER_SECURITY_INTERFACE* optional
-- phGraph : void** 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('P2PGRAPH.dll');
const PeerGraphCreate = lib.func('__stdcall', 'PeerGraphCreate', 'int32_t', ['void *', 'str16', 'void *', 'void *']);
// PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph)
// pGraphProperties : PEER_GRAPH_PROPERTIES* -> 'void *'
// pwzDatabaseName : LPCWSTR -> 'str16'
// pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> 'void *'
// phGraph : void** 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("P2PGRAPH.dll", {
  PeerGraphCreate: { parameters: ["pointer", "buffer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph)
// pGraphProperties : PEER_GRAPH_PROPERTIES* -> "pointer"
// pwzDatabaseName : LPCWSTR -> "buffer"
// pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> "pointer"
// phGraph : void** 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 PeerGraphCreate(
    void* pGraphProperties,
    const uint16_t* pwzDatabaseName,
    void* pSecurityInterface,
    void** phGraph);
C, "P2PGRAPH.dll");
// $ffi->PeerGraphCreate(pGraphProperties, pwzDatabaseName, pSecurityInterface, phGraph);
// pGraphProperties : PEER_GRAPH_PROPERTIES*
// pwzDatabaseName : LPCWSTR
// pSecurityInterface : PEER_SECURITY_INTERFACE* optional
// phGraph : void** 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 P2pgraph extends StdCallLibrary {
    P2pgraph INSTANCE = Native.load("p2pgraph", P2pgraph.class);
    int PeerGraphCreate(
        Pointer pGraphProperties,   // PEER_GRAPH_PROPERTIES*
        WString pwzDatabaseName,   // LPCWSTR
        Pointer pSecurityInterface,   // PEER_SECURITY_INTERFACE* optional
        Pointer phGraph   // void** out
    );
}

@[Link("p2pgraph")]
lib LibP2PGRAPH
  fun PeerGraphCreate = PeerGraphCreate(
    pGraphProperties : PEER_GRAPH_PROPERTIES*,   # PEER_GRAPH_PROPERTIES*
    pwzDatabaseName : UInt16*,   # LPCWSTR
    pSecurityInterface : PEER_SECURITY_INTERFACE*,   # PEER_SECURITY_INTERFACE* optional
    phGraph : Void**   # void** 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 PeerGraphCreateNative = Int32 Function(Pointer<Void>, Pointer<Utf16>, Pointer<Void>, Pointer<Void>);
typedef PeerGraphCreateDart = int Function(Pointer<Void>, Pointer<Utf16>, Pointer<Void>, Pointer<Void>);
final PeerGraphCreate = DynamicLibrary.open('P2PGRAPH.dll')
    .lookupFunction<PeerGraphCreateNative, PeerGraphCreateDart>('PeerGraphCreate');
// pGraphProperties : PEER_GRAPH_PROPERTIES* -> Pointer<Void>
// pwzDatabaseName : LPCWSTR -> Pointer<Utf16>
// pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> Pointer<Void>
// phGraph : void** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PeerGraphCreate(
  pGraphProperties: Pointer;   // PEER_GRAPH_PROPERTIES*
  pwzDatabaseName: PWideChar;   // LPCWSTR
  pSecurityInterface: Pointer;   // PEER_SECURITY_INTERFACE* optional
  phGraph: Pointer   // void** out
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphCreate';

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

foreign import stdcall safe "PeerGraphCreate"
  c_PeerGraphCreate :: Ptr () -> CWString -> Ptr () -> Ptr () -> IO Int32
-- pGraphProperties : PEER_GRAPH_PROPERTIES* -> Ptr ()
-- pwzDatabaseName : LPCWSTR -> CWString
-- pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> Ptr ()
-- phGraph : void** 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 peergraphcreate =
  foreign "PeerGraphCreate"
    ((ptr void) @-> (ptr uint16_t) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* pGraphProperties : PEER_GRAPH_PROPERTIES* -> (ptr void) *)
(* pwzDatabaseName : LPCWSTR -> (ptr uint16_t) *)
(* pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> (ptr void) *)
(* phGraph : void** 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 p2pgraph (t "P2PGRAPH.dll"))
(cffi:use-foreign-library p2pgraph)

(cffi:defcfun ("PeerGraphCreate" peer-graph-create :convention :stdcall) :int32
  (p-graph-properties :pointer)   ; PEER_GRAPH_PROPERTIES*
  (pwz-database-name (:string :encoding :utf-16le))   ; LPCWSTR
  (p-security-interface :pointer)   ; PEER_SECURITY_INTERFACE* optional
  (ph-graph :pointer))   ; void** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PeerGraphCreate = Win32::API::More->new('P2PGRAPH',
    'int PeerGraphCreate(LPVOID pGraphProperties, LPCWSTR pwzDatabaseName, LPVOID pSecurityInterface, LPVOID phGraph)');
# my $ret = $PeerGraphCreate->Call($pGraphProperties, $pwzDatabaseName, $pSecurityInterface, $phGraph);
# pGraphProperties : PEER_GRAPH_PROPERTIES* -> LPVOID
# pwzDatabaseName : LPCWSTR -> LPCWSTR
# pSecurityInterface : PEER_SECURITY_INTERFACE* optional -> LPVOID
# phGraph : void** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。