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MQFreeMemory

関数

MSMQが割り当てたメモリを解放する。

DLLmqrt.dll呼出規約winapi

シグネチャ

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

void MQFreeMemory(
    void* pvMemory
);

パラメーター

名前	型	方向
pvMemory	void*	in

戻り値の型: void

各言語での呼び出し定義

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

void MQFreeMemory(
    void* pvMemory
);

[DllImport("mqrt.dll", ExactSpelling = true)]
static extern void MQFreeMemory(
    IntPtr pvMemory   // void*
);

<DllImport("mqrt.dll", ExactSpelling:=True)>
Public Shared Sub MQFreeMemory(
    pvMemory As IntPtr   ' void*
)
End Sub

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

import ctypes
from ctypes import wintypes

MQFreeMemory = ctypes.windll.mqrt.MQFreeMemory
MQFreeMemory.restype = None
MQFreeMemory.argtypes = [
    ctypes.POINTER(None),  # pvMemory : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('mqrt.dll')
MQFreeMemory = Fiddle::Function.new(
  lib['MQFreeMemory'],
  [
    Fiddle::TYPE_VOIDP,  # pvMemory : void*
  ],
  Fiddle::TYPE_VOID)

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

$sig = @"
[DllImport("mqrt.dll")]
public static extern void MQFreeMemory(IntPtr pvMemory);
"@
$api = Add-Type -MemberDefinition $sig -Name 'mqrt_MQFreeMemory' -Namespace Win32 -PassThru
# $api::MQFreeMemory(pvMemory)

#uselib "mqrt.dll"
#func global MQFreeMemory "MQFreeMemory" sptr
; MQFreeMemory pvMemory
; pvMemory : void* -> "sptr"

#uselib "mqrt.dll"
#func global MQFreeMemory "MQFreeMemory" sptr
; MQFreeMemory pvMemory
; pvMemory : void* -> "sptr"

; void MQFreeMemory(void* pvMemory)
#uselib "mqrt.dll"
#func global MQFreeMemory "MQFreeMemory" intptr
; MQFreeMemory pvMemory
; pvMemory : void* -> "intptr"

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

var (
	mqrt = windows.NewLazySystemDLL("mqrt.dll")
	procMQFreeMemory = mqrt.NewProc("MQFreeMemory")
)

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

procedure MQFreeMemory(
  pvMemory: Pointer   // void*
); stdcall;
  external 'mqrt.dll' name 'MQFreeMemory';

result := DllCall("mqrt\MQFreeMemory"
    , "Ptr", pvMemory   ; void*
    , "Int")   ; return: void

●MQFreeMemory(pvMemory) = DLL("mqrt.dll", "int MQFreeMemory(void*)")
# 呼び出し: MQFreeMemory(pvMemory)
# pvMemory : 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)。