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

alljoyn_message_geterrorname

関数
AllJoynエラーメッセージのエラー名と説明文を取得する。
DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

LPSTR alljoyn_message_geterrorname(
    alljoyn_message msg,
    LPSTR errorMessage,
    UINT_PTR* errorMessage_size
);

パラメーター

名前方向説明
msgalljoyn_messageinエラー名を取得する対象のメッセージハンドル。
errorMessageLPSTRin付随するエラーメッセージ文字列を受け取るバッファ。NULL可。
errorMessage_sizeUINT_PTR*inout入力でバッファサイズ、出力で必要サイズを受け取るポインタ。

戻り値の型: LPSTR

各言語での呼び出し定義

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

LPSTR alljoyn_message_geterrorname(
    alljoyn_message msg,
    LPSTR errorMessage,
    UINT_PTR* errorMessage_size
);
[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern IntPtr alljoyn_message_geterrorname(
    IntPtr msg,   // alljoyn_message
    [MarshalAs(UnmanagedType.LPStr)] string errorMessage,   // LPSTR
    ref UIntPtr errorMessage_size   // UINT_PTR* in/out
);
<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_message_geterrorname(
    msg As IntPtr,   ' alljoyn_message
    <MarshalAs(UnmanagedType.LPStr)> errorMessage As String,   ' LPSTR
    ByRef errorMessage_size As UIntPtr   ' UINT_PTR* in/out
) As IntPtr
End Function
' msg : alljoyn_message
' errorMessage : LPSTR
' errorMessage_size : UINT_PTR* in/out
Declare PtrSafe Function alljoyn_message_geterrorname Lib "msajapi" ( _
    ByVal msg As LongPtr, _
    ByVal errorMessage As String, _
    ByRef errorMessage_size 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_geterrorname = ctypes.windll.msajapi.alljoyn_message_geterrorname
alljoyn_message_geterrorname.restype = wintypes.LPSTR
alljoyn_message_geterrorname.argtypes = [
    ctypes.c_ssize_t,  # msg : alljoyn_message
    wintypes.LPCSTR,  # errorMessage : LPSTR
    ctypes.POINTER(ctypes.c_size_t),  # errorMessage_size : UINT_PTR* in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_message_geterrorname = Fiddle::Function.new(
  lib['alljoyn_message_geterrorname'],
  [
    Fiddle::TYPE_INTPTR_T,  # msg : alljoyn_message
    Fiddle::TYPE_VOIDP,  # errorMessage : LPSTR
    Fiddle::TYPE_VOIDP,  # errorMessage_size : UINT_PTR* in/out
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_message_geterrorname(
        msg: isize,  // alljoyn_message
        errorMessage: *mut u8,  // LPSTR
        errorMessage_size: *mut usize  // UINT_PTR* in/out
    ) -> *mut u8;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSAJApi.dll")]
public static extern IntPtr alljoyn_message_geterrorname(IntPtr msg, [MarshalAs(UnmanagedType.LPStr)] string errorMessage, ref UIntPtr errorMessage_size);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_message_geterrorname' -Namespace Win32 -PassThru
# $api::alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
#uselib "MSAJApi.dll"
#func global alljoyn_message_geterrorname "alljoyn_message_geterrorname" sptr, sptr, sptr
; alljoyn_message_geterrorname msg, errorMessage, varptr(errorMessage_size)   ; 戻り値は stat
; msg : alljoyn_message -> "sptr"
; errorMessage : LPSTR -> "sptr"
; errorMessage_size : UINT_PTR* in/out -> "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。
出力引数:
#uselib "MSAJApi.dll"
#cfunc global alljoyn_message_geterrorname "alljoyn_message_geterrorname" sptr, str, var
; res = alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
; msg : alljoyn_message -> "sptr"
; errorMessage : LPSTR -> "str"
; errorMessage_size : UINT_PTR* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
出力引数:
; LPSTR alljoyn_message_geterrorname(alljoyn_message msg, LPSTR errorMessage, UINT_PTR* errorMessage_size)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_message_geterrorname "alljoyn_message_geterrorname" intptr, str, var
; res = alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
; msg : alljoyn_message -> "intptr"
; errorMessage : LPSTR -> "str"
; errorMessage_size : UINT_PTR* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_message_geterrorname = msajapi.NewProc("alljoyn_message_geterrorname")
)

// msg (alljoyn_message), errorMessage (LPSTR), errorMessage_size (UINT_PTR* in/out)
r1, _, err := procalljoyn_message_geterrorname.Call(
	uintptr(msg),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(errorMessage))),
	uintptr(errorMessage_size),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // LPSTR
function alljoyn_message_geterrorname(
  msg: NativeInt;   // alljoyn_message
  errorMessage: PAnsiChar;   // LPSTR
  errorMessage_size: Pointer   // UINT_PTR* in/out
): PAnsiChar; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_message_geterrorname';
result := DllCall("MSAJApi\alljoyn_message_geterrorname"
    , "Ptr", msg   ; alljoyn_message
    , "AStr", errorMessage   ; LPSTR
    , "Ptr", errorMessage_size   ; UINT_PTR* in/out
    , "Ptr")   ; return: LPSTR
●alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size) = DLL("MSAJApi.dll", "char* alljoyn_message_geterrorname(int, char*, void*)")
# 呼び出し: alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
# msg : alljoyn_message -> "int"
# errorMessage : LPSTR -> "char*"
# errorMessage_size : UINT_PTR* in/out -> "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)。
const std = @import("std");

extern "msajapi" fn alljoyn_message_geterrorname(
    msg: isize, // alljoyn_message
    errorMessage: [*c]const u8, // LPSTR
    errorMessage_size: [*c]usize // UINT_PTR* in/out
) callconv(std.os.windows.WINAPI) [*c]const u8;
proc alljoyn_message_geterrorname(
    msg: int,  # alljoyn_message
    errorMessage: cstring,  # LPSTR
    errorMessage_size: ptr uint  # UINT_PTR* in/out
): cstring {.importc: "alljoyn_message_geterrorname", stdcall, dynlib: "MSAJApi.dll".}
pragma(lib, "msajapi");
extern(Windows)
const(char)* alljoyn_message_geterrorname(
    ptrdiff_t msg,   // alljoyn_message
    const(char)* errorMessage,   // LPSTR
    size_t* errorMessage_size   // UINT_PTR* in/out
);
ccall((:alljoyn_message_geterrorname, "MSAJApi.dll"), stdcall, Cstring,
      (Int, Cstring, Ptr{Csize_t}),
      msg, errorMessage, errorMessage_size)
# msg : alljoyn_message -> Int
# errorMessage : LPSTR -> Cstring
# errorMessage_size : UINT_PTR* in/out -> Ptr{Csize_t}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
const char* alljoyn_message_geterrorname(
    intptr_t msg,
    const char* errorMessage,
    uintptr_t* errorMessage_size);
]]
local msajapi = ffi.load("msajapi")
-- msajapi.alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
-- msg : alljoyn_message
-- errorMessage : LPSTR
-- errorMessage_size : UINT_PTR* in/out
-- 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_geterrorname = lib.func('__stdcall', 'alljoyn_message_geterrorname', 'void *', ['intptr_t', 'str', 'uintptr_t *']);
// alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
// msg : alljoyn_message -> 'intptr_t'
// errorMessage : LPSTR -> 'str'
// errorMessage_size : UINT_PTR* in/out -> '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_geterrorname: { parameters: ["isize", "buffer", "pointer"], result: "pointer" },
});
// lib.symbols.alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size)
// msg : alljoyn_message -> "isize"
// errorMessage : LPSTR -> "buffer"
// errorMessage_size : UINT_PTR* in/out -> "pointer"
// 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
const char* alljoyn_message_geterrorname(
    intptr_t msg,
    const char* errorMessage,
    size_t* errorMessage_size);
C, "MSAJApi.dll");
// $ffi->alljoyn_message_geterrorname(msg, errorMessage, errorMessage_size);
// msg : alljoyn_message
// errorMessage : LPSTR
// errorMessage_size : UINT_PTR* in/out
// 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);
    Pointer alljoyn_message_geterrorname(
        long msg,   // alljoyn_message
        String errorMessage,   // LPSTR
        LongByReference errorMessage_size   // UINT_PTR* in/out
    );
}
@[Link("msajapi")]
lib LibMSAJApi
  fun alljoyn_message_geterrorname = alljoyn_message_geterrorname(
    msg : LibC::SSizeT,   # alljoyn_message
    errorMessage : UInt8*,   # LPSTR
    errorMessage_size : LibC::SizeT*   # UINT_PTR* in/out
  ) : UInt8*
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_geterrornameNative = Pointer<Utf8> Function(IntPtr, Pointer<Utf8>, Pointer<UintPtr>);
typedef alljoyn_message_geterrornameDart = Pointer<Utf8> Function(int, Pointer<Utf8>, Pointer<UintPtr>);
final alljoyn_message_geterrorname = DynamicLibrary.open('MSAJApi.dll')
    .lookupFunction<alljoyn_message_geterrornameNative, alljoyn_message_geterrornameDart>('alljoyn_message_geterrorname');
// msg : alljoyn_message -> IntPtr
// errorMessage : LPSTR -> Pointer<Utf8>
// errorMessage_size : UINT_PTR* in/out -> Pointer<UintPtr>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function alljoyn_message_geterrorname(
  msg: NativeInt;   // alljoyn_message
  errorMessage: PAnsiChar;   // LPSTR
  errorMessage_size: Pointer   // UINT_PTR* in/out
): PAnsiChar; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_message_geterrorname';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "alljoyn_message_geterrorname"
  c_alljoyn_message_geterrorname :: CIntPtr -> CString -> Ptr CUIntPtr -> IO CString
-- msg : alljoyn_message -> CIntPtr
-- errorMessage : LPSTR -> CString
-- errorMessage_size : UINT_PTR* in/out -> 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_geterrorname =
  foreign "alljoyn_message_geterrorname"
    (intptr_t @-> string @-> (ptr size_t) @-> returning string)
(* msg : alljoyn_message -> intptr_t *)
(* errorMessage : LPSTR -> string *)
(* errorMessage_size : UINT_PTR* in/out -> (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_geterrorname" alljoyn-message-geterrorname :convention :stdcall) :string
  (msg :int64)   ; alljoyn_message
  (error-message :string)   ; LPSTR
  (error-message-size :pointer))   ; UINT_PTR* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $alljoyn_message_geterrorname = Win32::API::More->new('MSAJApi',
    'LPSTR alljoyn_message_geterrorname(LPARAM msg, LPCSTR errorMessage, LPVOID errorMessage_size)');
# my $ret = $alljoyn_message_geterrorname->Call($msg, $errorMessage, $errorMessage_size);
# msg : alljoyn_message -> LPARAM
# errorMessage : LPSTR -> LPCSTR
# errorMessage_size : UINT_PTR* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。