ホーム › Devices.AllJoyn › alljoyn_msgarg_getvalue

alljoyn_msgarg_getvalue

関数

ディクショナリエントリの値となるメッセージ引数を取得する。

DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

alljoyn_msgarg alljoyn_msgarg_getvalue(
    alljoyn_msgarg arg
);

パラメーター

名前	型	方向	説明
arg	alljoyn_msgarg	in	辞書エントリ('dict_entry')を保持する対象のメッセージ引数ハンドル。値部が戻り値で返る。

戻り値の型: alljoyn_msgarg

各言語での呼び出し定義

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

alljoyn_msgarg alljoyn_msgarg_getvalue(
    alljoyn_msgarg arg
);

[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern IntPtr alljoyn_msgarg_getvalue(
    IntPtr arg   // alljoyn_msgarg
);

<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_msgarg_getvalue(
    arg As IntPtr   ' alljoyn_msgarg
) As IntPtr
End Function

' arg : alljoyn_msgarg
Declare PtrSafe Function alljoyn_msgarg_getvalue Lib "msajapi" ( _
    ByVal arg As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

alljoyn_msgarg_getvalue = ctypes.windll.msajapi.alljoyn_msgarg_getvalue
alljoyn_msgarg_getvalue.restype = ctypes.c_ssize_t
alljoyn_msgarg_getvalue.argtypes = [
    ctypes.c_ssize_t,  # arg : alljoyn_msgarg
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_msgarg_getvalue = Fiddle::Function.new(
  lib['alljoyn_msgarg_getvalue'],
  [
    Fiddle::TYPE_INTPTR_T,  # arg : alljoyn_msgarg
  ],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_msgarg_getvalue(
        arg: isize  // alljoyn_msgarg
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MSAJApi.dll")]
public static extern IntPtr alljoyn_msgarg_getvalue(IntPtr arg);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_msgarg_getvalue' -Namespace Win32 -PassThru
# $api::alljoyn_msgarg_getvalue(arg)

#uselib "MSAJApi.dll"
#func global alljoyn_msgarg_getvalue "alljoyn_msgarg_getvalue" sptr
; alljoyn_msgarg_getvalue arg   ; 戻り値は stat
; arg : alljoyn_msgarg -> "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 "MSAJApi.dll"
#cfunc global alljoyn_msgarg_getvalue "alljoyn_msgarg_getvalue" sptr
; res = alljoyn_msgarg_getvalue(arg)
; arg : alljoyn_msgarg -> "sptr"

; alljoyn_msgarg alljoyn_msgarg_getvalue(alljoyn_msgarg arg)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_msgarg_getvalue "alljoyn_msgarg_getvalue" intptr
; res = alljoyn_msgarg_getvalue(arg)
; arg : alljoyn_msgarg -> "intptr"

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

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_msgarg_getvalue = msajapi.NewProc("alljoyn_msgarg_getvalue")
)

// arg (alljoyn_msgarg)
r1, _, err := procalljoyn_msgarg_getvalue.Call(
	uintptr(arg),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // alljoyn_msgarg

function alljoyn_msgarg_getvalue(
  arg: NativeInt   // alljoyn_msgarg
): NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_msgarg_getvalue';

result := DllCall("MSAJApi\alljoyn_msgarg_getvalue"
    , "Ptr", arg   ; alljoyn_msgarg
    , "Ptr")   ; return: alljoyn_msgarg

●alljoyn_msgarg_getvalue(arg) = DLL("MSAJApi.dll", "int alljoyn_msgarg_getvalue(int)")
# 呼び出し: alljoyn_msgarg_getvalue(arg)
# arg : alljoyn_msgarg -> "int"
# 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)。