PeerGraphUpdateRecord

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

HRESULT PeerGraphUpdateRecord(
    void* hGraph,
    PEER_RECORD* pRecord
);

<DllImport("P2PGRAPH.dll", ExactSpelling:=True)>
Public Shared Function PeerGraphUpdateRecord(
    hGraph As IntPtr,   ' void*
    pRecord As IntPtr   ' PEER_RECORD*
) As Integer
End Function

' hGraph : void*
' pRecord : PEER_RECORD*
Declare PtrSafe Function PeerGraphUpdateRecord Lib "p2pgraph" ( _
    ByVal hGraph As LongPtr, _
    ByVal pRecord 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

PeerGraphUpdateRecord = ctypes.windll.p2pgraph.PeerGraphUpdateRecord
PeerGraphUpdateRecord.restype = ctypes.c_int
PeerGraphUpdateRecord.argtypes = [
    ctypes.POINTER(None),  # hGraph : void*
    ctypes.c_void_p,  # pRecord : PEER_RECORD*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2PGRAPH.dll')
PeerGraphUpdateRecord = Fiddle::Function.new(
  lib['PeerGraphUpdateRecord'],
  [
    Fiddle::TYPE_VOIDP,  # hGraph : void*
    Fiddle::TYPE_VOIDP,  # pRecord : PEER_RECORD*
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[DllImport("P2PGRAPH.dll")]
public static extern int PeerGraphUpdateRecord(IntPtr hGraph, IntPtr pRecord);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2PGRAPH_PeerGraphUpdateRecord' -Namespace Win32 -PassThru
# $api::PeerGraphUpdateRecord(hGraph, pRecord)

#uselib "P2PGRAPH.dll"
#func global PeerGraphUpdateRecord "PeerGraphUpdateRecord" sptr, sptr
; PeerGraphUpdateRecord hGraph, varptr(pRecord)   ; 戻り値は stat
; hGraph : void* -> "sptr"
; pRecord : PEER_RECORD* -> "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 "P2PGRAPH.dll"
#cfunc global PeerGraphUpdateRecord "PeerGraphUpdateRecord" sptr, var
; res = PeerGraphUpdateRecord(hGraph, pRecord)
; hGraph : void* -> "sptr"
; pRecord : PEER_RECORD* -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HRESULT PeerGraphUpdateRecord(void* hGraph, PEER_RECORD* pRecord)
#uselib "P2PGRAPH.dll"
#cfunc global PeerGraphUpdateRecord "PeerGraphUpdateRecord" intptr, var
; res = PeerGraphUpdateRecord(hGraph, pRecord)
; hGraph : void* -> "intptr"
; pRecord : PEER_RECORD* -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	p2pgraph = windows.NewLazySystemDLL("P2PGRAPH.dll")
	procPeerGraphUpdateRecord = p2pgraph.NewProc("PeerGraphUpdateRecord")
)

// hGraph (void*), pRecord (PEER_RECORD*)
r1, _, err := procPeerGraphUpdateRecord.Call(
	uintptr(hGraph),
	uintptr(pRecord),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGraphUpdateRecord(
  hGraph: Pointer;   // void*
  pRecord: Pointer   // PEER_RECORD*
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphUpdateRecord';

result := DllCall("P2PGRAPH\PeerGraphUpdateRecord"
    , "Ptr", hGraph   ; void*
    , "Ptr", pRecord   ; PEER_RECORD*
    , "Int")   ; return: HRESULT

●PeerGraphUpdateRecord(hGraph, pRecord) = DLL("P2PGRAPH.dll", "int PeerGraphUpdateRecord(void*, void*)")
# 呼び出し: PeerGraphUpdateRecord(hGraph, pRecord)
# hGraph : void* -> "void*"
# pRecord : PEER_RECORD* -> "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)。