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
msgalljoyn_messagein
errorMessageLPSTRin
errorMessage_sizeUINT_PTR*inout

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)。