Win32 API 日本語リファレンス
ホームDevices.AllJoyn › alljoyn_message_getarg

alljoyn_message_getarg

関数
AllJoynメッセージから指定インデックスの引数を取得する。
DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

alljoyn_msgarg alljoyn_message_getarg(
    alljoyn_message msg,
    UINT_PTR argN
);

パラメーター

名前方向説明
msgalljoyn_messagein引数を取得する対象のメッセージハンドル。
argNUINT_PTRin取得する引数の0始まりインデックス。範囲外ならNULLを返す。

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_message_getarg(
    alljoyn_message msg,
    UINT_PTR argN
);
[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern IntPtr alljoyn_message_getarg(
    IntPtr msg,   // alljoyn_message
    UIntPtr argN   // UINT_PTR
);
<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_message_getarg(
    msg As IntPtr,   ' alljoyn_message
    argN As UIntPtr   ' UINT_PTR
) As IntPtr
End Function
' msg : alljoyn_message
' argN : UINT_PTR
Declare PtrSafe Function alljoyn_message_getarg Lib "msajapi" ( _
    ByVal msg As LongPtr, _
    ByVal argN 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_message_getarg = ctypes.windll.msajapi.alljoyn_message_getarg
alljoyn_message_getarg.restype = ctypes.c_ssize_t
alljoyn_message_getarg.argtypes = [
    ctypes.c_ssize_t,  # msg : alljoyn_message
    ctypes.c_size_t,  # argN : UINT_PTR
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_message_getarg = Fiddle::Function.new(
  lib['alljoyn_message_getarg'],
  [
    Fiddle::TYPE_INTPTR_T,  # msg : alljoyn_message
    Fiddle::TYPE_UINTPTR_T,  # argN : UINT_PTR
  ],
  Fiddle::TYPE_INTPTR_T)
#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_message_getarg(
        msg: isize,  // alljoyn_message
        argN: usize  // UINT_PTR
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSAJApi.dll")]
public static extern IntPtr alljoyn_message_getarg(IntPtr msg, UIntPtr argN);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_message_getarg' -Namespace Win32 -PassThru
# $api::alljoyn_message_getarg(msg, argN)
#uselib "MSAJApi.dll"
#func global alljoyn_message_getarg "alljoyn_message_getarg" sptr, sptr
; alljoyn_message_getarg msg, argN   ; 戻り値は stat
; msg : alljoyn_message -> "sptr"
; argN : UINT_PTR -> "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_message_getarg "alljoyn_message_getarg" sptr, sptr
; res = alljoyn_message_getarg(msg, argN)
; msg : alljoyn_message -> "sptr"
; argN : UINT_PTR -> "sptr"
; alljoyn_msgarg alljoyn_message_getarg(alljoyn_message msg, UINT_PTR argN)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_message_getarg "alljoyn_message_getarg" intptr, intptr
; res = alljoyn_message_getarg(msg, argN)
; msg : alljoyn_message -> "intptr"
; argN : UINT_PTR -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_message_getarg = msajapi.NewProc("alljoyn_message_getarg")
)

// msg (alljoyn_message), argN (UINT_PTR)
r1, _, err := procalljoyn_message_getarg.Call(
	uintptr(msg),
	uintptr(argN),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // alljoyn_msgarg
function alljoyn_message_getarg(
  msg: NativeInt;   // alljoyn_message
  argN: NativeUInt   // UINT_PTR
): NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_message_getarg';
result := DllCall("MSAJApi\alljoyn_message_getarg"
    , "Ptr", msg   ; alljoyn_message
    , "UPtr", argN   ; UINT_PTR
    , "Ptr")   ; return: alljoyn_msgarg
●alljoyn_message_getarg(msg, argN) = DLL("MSAJApi.dll", "int alljoyn_message_getarg(int, int)")
# 呼び出し: alljoyn_message_getarg(msg, argN)
# msg : alljoyn_message -> "int"
# argN : UINT_PTR -> "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)。
const std = @import("std");

extern "msajapi" fn alljoyn_message_getarg(
    msg: isize, // alljoyn_message
    argN: usize // UINT_PTR
) callconv(std.os.windows.WINAPI) isize;
proc alljoyn_message_getarg(
    msg: int,  # alljoyn_message
    argN: uint  # UINT_PTR
): int {.importc: "alljoyn_message_getarg", stdcall, dynlib: "MSAJApi.dll".}
pragma(lib, "msajapi");
extern(Windows)
ptrdiff_t alljoyn_message_getarg(
    ptrdiff_t msg,   // alljoyn_message
    size_t argN   // UINT_PTR
);
ccall((:alljoyn_message_getarg, "MSAJApi.dll"), stdcall, Int,
      (Int, Csize_t),
      msg, argN)
# msg : alljoyn_message -> Int
# argN : UINT_PTR -> Csize_t
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
intptr_t alljoyn_message_getarg(
    intptr_t msg,
    uintptr_t argN);
]]
local msajapi = ffi.load("msajapi")
-- msajapi.alljoyn_message_getarg(msg, argN)
-- msg : alljoyn_message
-- argN : UINT_PTR
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
const koffi = require('koffi');
const lib = koffi.load('MSAJApi.dll');
const alljoyn_message_getarg = lib.func('__stdcall', 'alljoyn_message_getarg', 'intptr_t', ['intptr_t', 'uintptr_t']);
// alljoyn_message_getarg(msg, argN)
// msg : alljoyn_message -> 'intptr_t'
// argN : UINT_PTR -> 'uintptr_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
const lib = Deno.dlopen("MSAJApi.dll", {
  alljoyn_message_getarg: { parameters: ["isize", "usize"], result: "isize" },
});
// lib.symbols.alljoyn_message_getarg(msg, argN)
// msg : alljoyn_message -> "isize"
// argN : UINT_PTR -> "usize"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。
<?php
$ffi = FFI::cdef(<<<C
intptr_t alljoyn_message_getarg(
    intptr_t msg,
    size_t argN);
C, "MSAJApi.dll");
// $ffi->alljoyn_message_getarg(msg, argN);
// msg : alljoyn_message
// argN : UINT_PTR
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。
import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Msajapi extends StdCallLibrary {
    Msajapi INSTANCE = Native.load("msajapi", Msajapi.class);
    long alljoyn_message_getarg(
        long msg,   // alljoyn_message
        long argN   // UINT_PTR
    );
}
@[Link("msajapi")]
lib LibMSAJApi
  fun alljoyn_message_getarg = alljoyn_message_getarg(
    msg : LibC::SSizeT,   # alljoyn_message
    argN : LibC::SizeT   # UINT_PTR
  ) : LibC::SSizeT
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。
import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef alljoyn_message_getargNative = IntPtr Function(IntPtr, UintPtr);
typedef alljoyn_message_getargDart = int Function(int, int);
final alljoyn_message_getarg = DynamicLibrary.open('MSAJApi.dll')
    .lookupFunction<alljoyn_message_getargNative, alljoyn_message_getargDart>('alljoyn_message_getarg');
// msg : alljoyn_message -> IntPtr
// argN : UINT_PTR -> UintPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function alljoyn_message_getarg(
  msg: NativeInt;   // alljoyn_message
  argN: NativeUInt   // UINT_PTR
): NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_message_getarg';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "alljoyn_message_getarg"
  c_alljoyn_message_getarg :: CIntPtr -> CUIntPtr -> IO CIntPtr
-- msg : alljoyn_message -> CIntPtr
-- argN : UINT_PTR -> CUIntPtr
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
open Ctypes
open Foreign

let alljoyn_message_getarg =
  foreign "alljoyn_message_getarg"
    (intptr_t @-> size_t @-> returning intptr_t)
(* msg : alljoyn_message -> intptr_t *)
(* argN : UINT_PTR -> size_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)
(cffi:define-foreign-library msajapi (t "MSAJApi.dll"))
(cffi:use-foreign-library msajapi)

(cffi:defcfun ("alljoyn_message_getarg" alljoyn-message-getarg :convention :stdcall) :int64
  (msg :int64)   ; alljoyn_message
  (arg-n :uint64))   ; UINT_PTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $alljoyn_message_getarg = Win32::API::More->new('MSAJApi',
    'LPARAM alljoyn_message_getarg(LPARAM msg, WPARAM argN)');
# my $ret = $alljoyn_message_getarg->Call($msg, $argN);
# msg : alljoyn_message -> LPARAM
# argN : UINT_PTR -> WPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。