ホーム › NetworkManagement.P2P › PeerGraphFreeData

PeerGraphFreeData

関数

ピアグラフAPIが割り当てたデータのメモリを解放する。

DLLP2PGRAPH.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

void PeerGraphFreeData(
    void* pvData
);

パラメーター

名前	型	方向
pvData	void*	in

戻り値の型: void

各言語での呼び出し定義

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

void PeerGraphFreeData(
    void* pvData
);

[DllImport("P2PGRAPH.dll", ExactSpelling = true)]
static extern void PeerGraphFreeData(
    IntPtr pvData   // void*
);

<DllImport("P2PGRAPH.dll", ExactSpelling:=True)>
Public Shared Sub PeerGraphFreeData(
    pvData As IntPtr   ' void*
)
End Sub

' pvData : void*
Declare PtrSafe Sub PeerGraphFreeData Lib "p2pgraph" ( _
    ByVal pvData As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

PeerGraphFreeData = ctypes.windll.p2pgraph.PeerGraphFreeData
PeerGraphFreeData.restype = None
PeerGraphFreeData.argtypes = [
    ctypes.POINTER(None),  # pvData : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2PGRAPH.dll')
PeerGraphFreeData = Fiddle::Function.new(
  lib['PeerGraphFreeData'],
  [
    Fiddle::TYPE_VOIDP,  # pvData : void*
  ],
  Fiddle::TYPE_VOID)

#[link(name = "p2pgraph")]
extern "system" {
    fn PeerGraphFreeData(
        pvData: *mut ()  // void*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2PGRAPH.dll")]
public static extern void PeerGraphFreeData(IntPtr pvData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2PGRAPH_PeerGraphFreeData' -Namespace Win32 -PassThru
# $api::PeerGraphFreeData(pvData)

#uselib "P2PGRAPH.dll"
#func global PeerGraphFreeData "PeerGraphFreeData" sptr
; PeerGraphFreeData pvData
; pvData : void* -> "sptr"

#uselib "P2PGRAPH.dll"
#func global PeerGraphFreeData "PeerGraphFreeData" sptr
; PeerGraphFreeData pvData
; pvData : void* -> "sptr"

; void PeerGraphFreeData(void* pvData)
#uselib "P2PGRAPH.dll"
#func global PeerGraphFreeData "PeerGraphFreeData" intptr
; PeerGraphFreeData pvData
; pvData : void* -> "intptr"

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

var (
	p2pgraph = windows.NewLazySystemDLL("P2PGRAPH.dll")
	procPeerGraphFreeData = p2pgraph.NewProc("PeerGraphFreeData")
)

// pvData (void*)
r1, _, err := procPeerGraphFreeData.Call(
	uintptr(pvData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure PeerGraphFreeData(
  pvData: Pointer   // void*
); stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphFreeData';

result := DllCall("P2PGRAPH\PeerGraphFreeData"
    , "Ptr", pvData   ; void*
    , "Int")   ; return: void

●PeerGraphFreeData(pvData) = DLL("P2PGRAPH.dll", "int PeerGraphFreeData(void*)")
# 呼び出し: PeerGraphFreeData(pvData)
# pvData : void* -> "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)。