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alljoyn_msgarg_array_signature

関数

メッセージ引数配列のシグネチャを取得する。

DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

UINT_PTR alljoyn_msgarg_array_signature(
    alljoyn_msgarg values,
    UINT_PTR numValues,
    LPSTR str,
    UINT_PTR buf
);

パラメーター

名前	型	方向	説明
values	alljoyn_msgarg	in	署名を取得する対象の引数配列ハンドルalljoyn_msgarg。
numValues	UINT_PTR	in	配列の要素数。
str	LPSTR	in	署名文字列を受け取る出力バッファへのポインタ。
buf	UINT_PTR	in	strバッファのバイトサイズ。

戻り値の型: UINT_PTR

各言語での呼び出し定義

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

UINT_PTR alljoyn_msgarg_array_signature(
    alljoyn_msgarg values,
    UINT_PTR numValues,
    LPSTR str,
    UINT_PTR buf
);

[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern UIntPtr alljoyn_msgarg_array_signature(
    IntPtr values,   // alljoyn_msgarg
    UIntPtr numValues,   // UINT_PTR
    [MarshalAs(UnmanagedType.LPStr)] string str,   // LPSTR
    UIntPtr buf   // UINT_PTR
);

<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_msgarg_array_signature(
    values As IntPtr,   ' alljoyn_msgarg
    numValues As UIntPtr,   ' UINT_PTR
    <MarshalAs(UnmanagedType.LPStr)> str As String,   ' LPSTR
    buf As UIntPtr   ' UINT_PTR
) As UIntPtr
End Function

' values : alljoyn_msgarg
' numValues : UINT_PTR
' str : LPSTR
' buf : UINT_PTR
Declare PtrSafe Function alljoyn_msgarg_array_signature Lib "msajapi" ( _
    ByVal values As LongPtr, _
    ByVal numValues As LongPtr, _
    ByVal str As String, _
    ByVal buf 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_array_signature = ctypes.windll.msajapi.alljoyn_msgarg_array_signature
alljoyn_msgarg_array_signature.restype = ctypes.c_size_t
alljoyn_msgarg_array_signature.argtypes = [
    ctypes.c_ssize_t,  # values : alljoyn_msgarg
    ctypes.c_size_t,  # numValues : UINT_PTR
    wintypes.LPCSTR,  # str : LPSTR
    ctypes.c_size_t,  # buf : UINT_PTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_msgarg_array_signature = Fiddle::Function.new(
  lib['alljoyn_msgarg_array_signature'],
  [
    Fiddle::TYPE_INTPTR_T,  # values : alljoyn_msgarg
    Fiddle::TYPE_UINTPTR_T,  # numValues : UINT_PTR
    Fiddle::TYPE_VOIDP,  # str : LPSTR
    Fiddle::TYPE_UINTPTR_T,  # buf : UINT_PTR
  ],
  Fiddle::TYPE_UINTPTR_T)

#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_msgarg_array_signature(
        values: isize,  // alljoyn_msgarg
        numValues: usize,  // UINT_PTR
        str: *mut u8,  // LPSTR
        buf: usize  // UINT_PTR
    ) -> usize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MSAJApi.dll")]
public static extern UIntPtr alljoyn_msgarg_array_signature(IntPtr values, UIntPtr numValues, [MarshalAs(UnmanagedType.LPStr)] string str, UIntPtr buf);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_msgarg_array_signature' -Namespace Win32 -PassThru
# $api::alljoyn_msgarg_array_signature(values, numValues, str, buf)

#uselib "MSAJApi.dll"
#func global alljoyn_msgarg_array_signature "alljoyn_msgarg_array_signature" sptr, sptr, sptr, sptr
; alljoyn_msgarg_array_signature values, numValues, str, buf   ; 戻り値は stat
; values : alljoyn_msgarg -> "sptr"
; numValues : UINT_PTR -> "sptr"
; str : LPSTR -> "sptr"
; buf : 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_msgarg_array_signature "alljoyn_msgarg_array_signature" sptr, sptr, str, sptr
; res = alljoyn_msgarg_array_signature(values, numValues, str, buf)
; values : alljoyn_msgarg -> "sptr"
; numValues : UINT_PTR -> "sptr"
; str : LPSTR -> "str"
; buf : UINT_PTR -> "sptr"

; UINT_PTR alljoyn_msgarg_array_signature(alljoyn_msgarg values, UINT_PTR numValues, LPSTR str, UINT_PTR buf)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_msgarg_array_signature "alljoyn_msgarg_array_signature" intptr, intptr, str, intptr
; res = alljoyn_msgarg_array_signature(values, numValues, str, buf)
; values : alljoyn_msgarg -> "intptr"
; numValues : UINT_PTR -> "intptr"
; str : LPSTR -> "str"
; buf : UINT_PTR -> "intptr"

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

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_msgarg_array_signature = msajapi.NewProc("alljoyn_msgarg_array_signature")
)

// values (alljoyn_msgarg), numValues (UINT_PTR), str (LPSTR), buf (UINT_PTR)
r1, _, err := procalljoyn_msgarg_array_signature.Call(
	uintptr(values),
	uintptr(numValues),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(str))),
	uintptr(buf),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UINT_PTR

function alljoyn_msgarg_array_signature(
  values: NativeInt;   // alljoyn_msgarg
  numValues: NativeUInt;   // UINT_PTR
  str: PAnsiChar;   // LPSTR
  buf: NativeUInt   // UINT_PTR
): NativeUInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_msgarg_array_signature';

result := DllCall("MSAJApi\alljoyn_msgarg_array_signature"
    , "Ptr", values   ; alljoyn_msgarg
    , "UPtr", numValues   ; UINT_PTR
    , "AStr", str   ; LPSTR
    , "UPtr", buf   ; UINT_PTR
    , "UPtr")   ; return: UINT_PTR

●alljoyn_msgarg_array_signature(values, numValues, str, buf) = DLL("MSAJApi.dll", "int alljoyn_msgarg_array_signature(int, int, char*, int)")
# 呼び出し: alljoyn_msgarg_array_signature(values, numValues, str, buf)
# values : alljoyn_msgarg -> "int"
# numValues : UINT_PTR -> "int"
# str : LPSTR -> "char*"
# buf : 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)。