PeerGraphGetRecord

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

HRESULT PeerGraphGetRecord(
    void* hGraph,
    const GUID* pRecordId,
    PEER_RECORD** ppRecord
);

<DllImport("P2PGRAPH.dll", ExactSpelling:=True)>
Public Shared Function PeerGraphGetRecord(
    hGraph As IntPtr,   ' void*
    ByRef pRecordId As Guid,   ' GUID*
    ppRecord As IntPtr   ' PEER_RECORD** out
) As Integer
End Function

' hGraph : void*
' pRecordId : GUID*
' ppRecord : PEER_RECORD** out
Declare PtrSafe Function PeerGraphGetRecord Lib "p2pgraph" ( _
    ByVal hGraph As LongPtr, _
    ByVal pRecordId As LongPtr, _
    ByVal ppRecord 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

PeerGraphGetRecord = ctypes.windll.p2pgraph.PeerGraphGetRecord
PeerGraphGetRecord.restype = ctypes.c_int
PeerGraphGetRecord.argtypes = [
    ctypes.POINTER(None),  # hGraph : void*
    ctypes.c_void_p,  # pRecordId : GUID*
    ctypes.c_void_p,  # ppRecord : PEER_RECORD** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2PGRAPH.dll')
PeerGraphGetRecord = Fiddle::Function.new(
  lib['PeerGraphGetRecord'],
  [
    Fiddle::TYPE_VOIDP,  # hGraph : void*
    Fiddle::TYPE_VOIDP,  # pRecordId : GUID*
    Fiddle::TYPE_VOIDP,  # ppRecord : PEER_RECORD** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2pgraph")]
extern "system" {
    fn PeerGraphGetRecord(
        hGraph: *mut (),  // void*
        pRecordId: *const GUID,  // GUID*
        ppRecord: *mut *mut PEER_RECORD  // PEER_RECORD** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2PGRAPH.dll")]
public static extern int PeerGraphGetRecord(IntPtr hGraph, ref Guid pRecordId, IntPtr ppRecord);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2PGRAPH_PeerGraphGetRecord' -Namespace Win32 -PassThru
# $api::PeerGraphGetRecord(hGraph, pRecordId, ppRecord)

#uselib "P2PGRAPH.dll"
#func global PeerGraphGetRecord "PeerGraphGetRecord" sptr, sptr, sptr
; PeerGraphGetRecord hGraph, varptr(pRecordId), varptr(ppRecord)   ; 戻り値は stat
; hGraph : void* -> "sptr"
; pRecordId : GUID* -> "sptr"
; ppRecord : PEER_RECORD** 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")
	procPeerGraphGetRecord = p2pgraph.NewProc("PeerGraphGetRecord")
)

// hGraph (void*), pRecordId (GUID*), ppRecord (PEER_RECORD** out)
r1, _, err := procPeerGraphGetRecord.Call(
	uintptr(hGraph),
	uintptr(pRecordId),
	uintptr(ppRecord),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGraphGetRecord(
  hGraph: Pointer;   // void*
  pRecordId: PGUID;   // GUID*
  ppRecord: Pointer   // PEER_RECORD** out
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphGetRecord';

result := DllCall("P2PGRAPH\PeerGraphGetRecord"
    , "Ptr", hGraph   ; void*
    , "Ptr", pRecordId   ; GUID*
    , "Ptr", ppRecord   ; PEER_RECORD** out
    , "Int")   ; return: HRESULT

●PeerGraphGetRecord(hGraph, pRecordId, ppRecord) = DLL("P2PGRAPH.dll", "int PeerGraphGetRecord(void*, void*, void*)")
# 呼び出し: PeerGraphGetRecord(hGraph, pRecordId, ppRecord)
# hGraph : void* -> "void*"
# pRecordId : GUID* -> "void*"
# ppRecord : PEER_RECORD** 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 PeerGraphGetRecord(
    hGraph: ?*anyopaque, // void*
    pRecordId: [*c]GUID, // GUID*
    ppRecord: [*c][*c]PEER_RECORD // PEER_RECORD** out
) callconv(std.os.windows.WINAPI) i32;

proc PeerGraphGetRecord(
    hGraph: pointer,  # void*
    pRecordId: ptr GUID,  # GUID*
    ppRecord: ptr PEER_RECORD  # PEER_RECORD** out
): int32 {.importc: "PeerGraphGetRecord", stdcall, dynlib: "P2PGRAPH.dll".}

pragma(lib, "p2pgraph");
extern(Windows)
int PeerGraphGetRecord(
    void* hGraph,   // void*
    GUID* pRecordId,   // GUID*
    PEER_RECORD** ppRecord   // PEER_RECORD** out
);

ccall((:PeerGraphGetRecord, "P2PGRAPH.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{GUID}, Ptr{PEER_RECORD}),
      hGraph, pRecordId, ppRecord)
# hGraph : void* -> Ptr{Cvoid}
# pRecordId : GUID* -> Ptr{GUID}
# ppRecord : PEER_RECORD** out -> Ptr{PEER_RECORD}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t PeerGraphGetRecord(
    void* hGraph,
    void* pRecordId,
    void* ppRecord);
]]
local p2pgraph = ffi.load("p2pgraph")
-- p2pgraph.PeerGraphGetRecord(hGraph, pRecordId, ppRecord)
-- hGraph : void*
-- pRecordId : GUID*
-- ppRecord : PEER_RECORD** 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 PeerGraphGetRecord = lib.func('__stdcall', 'PeerGraphGetRecord', 'int32_t', ['void *', 'void *', 'void *']);
// PeerGraphGetRecord(hGraph, pRecordId, ppRecord)
// hGraph : void* -> 'void *'
// pRecordId : GUID* -> 'void *'
// ppRecord : PEER_RECORD** 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", {
  PeerGraphGetRecord: { parameters: ["pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.PeerGraphGetRecord(hGraph, pRecordId, ppRecord)
// hGraph : void* -> "pointer"
// pRecordId : GUID* -> "pointer"
// ppRecord : PEER_RECORD** 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 PeerGraphGetRecord(
    void* hGraph,
    void* pRecordId,
    void* ppRecord);
C, "P2PGRAPH.dll");
// $ffi->PeerGraphGetRecord(hGraph, pRecordId, ppRecord);
// hGraph : void*
// pRecordId : GUID*
// ppRecord : PEER_RECORD** 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 PeerGraphGetRecord(
        Pointer hGraph,   // void*
        Pointer pRecordId,   // GUID*
        Pointer ppRecord   // PEER_RECORD** out
    );
}

@[Link("p2pgraph")]
lib LibP2PGRAPH
  fun PeerGraphGetRecord = PeerGraphGetRecord(
    hGraph : Void*,   # void*
    pRecordId : GUID*,   # GUID*
    ppRecord : PEER_RECORD**   # PEER_RECORD** 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 PeerGraphGetRecordNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef PeerGraphGetRecordDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
final PeerGraphGetRecord = DynamicLibrary.open('P2PGRAPH.dll')
    .lookupFunction<PeerGraphGetRecordNative, PeerGraphGetRecordDart>('PeerGraphGetRecord');
// hGraph : void* -> Pointer<Void>
// pRecordId : GUID* -> Pointer<Void>
// ppRecord : PEER_RECORD** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PeerGraphGetRecord(
  hGraph: Pointer;   // void*
  pRecordId: PGUID;   // GUID*
  ppRecord: Pointer   // PEER_RECORD** out
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphGetRecord';

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

foreign import stdcall safe "PeerGraphGetRecord"
  c_PeerGraphGetRecord :: Ptr () -> Ptr () -> Ptr () -> IO Int32
-- hGraph : void* -> Ptr ()
-- pRecordId : GUID* -> Ptr ()
-- ppRecord : PEER_RECORD** 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 peergraphgetrecord =
  foreign "PeerGraphGetRecord"
    ((ptr void) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* hGraph : void* -> (ptr void) *)
(* pRecordId : GUID* -> (ptr void) *)
(* ppRecord : PEER_RECORD** 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 ("PeerGraphGetRecord" peer-graph-get-record :convention :stdcall) :int32
  (h-graph :pointer)   ; void*
  (p-record-id :pointer)   ; GUID*
  (pp-record :pointer))   ; PEER_RECORD** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PeerGraphGetRecord = Win32::API::More->new('P2PGRAPH',
    'int PeerGraphGetRecord(LPVOID hGraph, LPVOID pRecordId, LPVOID ppRecord)');
# my $ret = $PeerGraphGetRecord->Call($hGraph, $pRecordId, $ppRecord);
# hGraph : void* -> LPVOID
# pRecordId : GUID* -> LPVOID
# ppRecord : PEER_RECORD** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。