PeerGroupCloseDirectConnection

// P2P.dll
#include <windows.h>

HRESULT PeerGroupCloseDirectConnection(
    void* hGroup,
    ULONGLONG ullConnectionId
);

<DllImport("P2P.dll", ExactSpelling:=True)>
Public Shared Function PeerGroupCloseDirectConnection(
    hGroup As IntPtr,   ' void*
    ullConnectionId As ULong   ' ULONGLONG
) As Integer
End Function

' hGroup : void*
' ullConnectionId : ULONGLONG
Declare PtrSafe Function PeerGroupCloseDirectConnection Lib "p2p" ( _
    ByVal hGroup As LongPtr, _
    ByVal ullConnectionId As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

PeerGroupCloseDirectConnection = ctypes.windll.p2p.PeerGroupCloseDirectConnection
PeerGroupCloseDirectConnection.restype = ctypes.c_int
PeerGroupCloseDirectConnection.argtypes = [
    ctypes.POINTER(None),  # hGroup : void*
    ctypes.c_ulonglong,  # ullConnectionId : ULONGLONG
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2P.dll')
PeerGroupCloseDirectConnection = Fiddle::Function.new(
  lib['PeerGroupCloseDirectConnection'],
  [
    Fiddle::TYPE_VOIDP,  # hGroup : void*
    -Fiddle::TYPE_LONG_LONG,  # ullConnectionId : ULONGLONG
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2p")]
extern "system" {
    fn PeerGroupCloseDirectConnection(
        hGroup: *mut (),  // void*
        ullConnectionId: u64  // ULONGLONG
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2P.dll")]
public static extern int PeerGroupCloseDirectConnection(IntPtr hGroup, ulong ullConnectionId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2P_PeerGroupCloseDirectConnection' -Namespace Win32 -PassThru
# $api::PeerGroupCloseDirectConnection(hGroup, ullConnectionId)

#uselib "P2P.dll"
#func global PeerGroupCloseDirectConnection "PeerGroupCloseDirectConnection" sptr, sptr
; PeerGroupCloseDirectConnection hGroup, ullConnectionId   ; 戻り値は stat
; hGroup : void* -> "sptr"
; ullConnectionId : ULONGLONG -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "P2P.dll"
#cfunc global PeerGroupCloseDirectConnection "PeerGroupCloseDirectConnection" sptr, int64
; res = PeerGroupCloseDirectConnection(hGroup, ullConnectionId)
; hGroup : void* -> "sptr"
; ullConnectionId : ULONGLONG -> "int64"
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; HRESULT PeerGroupCloseDirectConnection(void* hGroup, ULONGLONG ullConnectionId)
#uselib "P2P.dll"
#cfunc global PeerGroupCloseDirectConnection "PeerGroupCloseDirectConnection" intptr, int64
; res = PeerGroupCloseDirectConnection(hGroup, ullConnectionId)
; hGroup : void* -> "intptr"
; ullConnectionId : ULONGLONG -> "int64"

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

var (
	p2p = windows.NewLazySystemDLL("P2P.dll")
	procPeerGroupCloseDirectConnection = p2p.NewProc("PeerGroupCloseDirectConnection")
)

// hGroup (void*), ullConnectionId (ULONGLONG)
r1, _, err := procPeerGroupCloseDirectConnection.Call(
	uintptr(hGroup),
	uintptr(ullConnectionId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGroupCloseDirectConnection(
  hGroup: Pointer;   // void*
  ullConnectionId: UInt64   // ULONGLONG
): Integer; stdcall;
  external 'P2P.dll' name 'PeerGroupCloseDirectConnection';

result := DllCall("P2P\PeerGroupCloseDirectConnection"
    , "Ptr", hGroup   ; void*
    , "Int64", ullConnectionId   ; ULONGLONG
    , "Int")   ; return: HRESULT

●PeerGroupCloseDirectConnection(hGroup, ullConnectionId) = DLL("P2P.dll", "int PeerGroupCloseDirectConnection(void*, qword)")
# 呼び出し: PeerGroupCloseDirectConnection(hGroup, ullConnectionId)
# hGroup : void* -> "void*"
# ullConnectionId : ULONGLONG -> "qword"
# 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)。