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I_RpcBindingInqMarshalledTargetInfo

関数
バインディングからマーシャリングされたターゲット情報を問い合わせる内部関数。
DLLRPCRT4.dll呼出規約winapi

シグネチャ

// RPCRT4.dll
#include <windows.h>

RPC_STATUS I_RpcBindingInqMarshalledTargetInfo(
    void* Binding,
    DWORD* MarshalledTargetInfoSize,
    LPSTR* MarshalledTargetInfo
);

パラメーター

名前型方向説明
Bindingvoid*inマーシャル済みターゲット情報を照会するバインディングハンドル(内部API)。
MarshalledTargetInfoSizeDWORD*out取得した情報のサイズ(バイト)を受け取る出力先。
MarshalledTargetInfoLPSTR*outマーシャル済みターゲット情報のバッファへのポインタを受け取る出力先。

戻り値の型: RPC_STATUS

各言語での呼び出し定義

// RPCRT4.dll
#include <windows.h>

RPC_STATUS I_RpcBindingInqMarshalledTargetInfo(
    void* Binding,
    DWORD* MarshalledTargetInfoSize,
    LPSTR* MarshalledTargetInfo
);
[DllImport("RPCRT4.dll", ExactSpelling = true)]
static extern int I_RpcBindingInqMarshalledTargetInfo(
    IntPtr Binding,   // void*
    out uint MarshalledTargetInfoSize,   // DWORD* out
    IntPtr MarshalledTargetInfo   // LPSTR* out
);
<DllImport("RPCRT4.dll", ExactSpelling:=True)>
Public Shared Function I_RpcBindingInqMarshalledTargetInfo(
    Binding As IntPtr,   ' void*
    <Out> ByRef MarshalledTargetInfoSize As UInteger,   ' DWORD* out
    MarshalledTargetInfo As IntPtr   ' LPSTR* out
) As Integer
End Function
' Binding : void*
' MarshalledTargetInfoSize : DWORD* out
' MarshalledTargetInfo : LPSTR* out
Declare PtrSafe Function I_RpcBindingInqMarshalledTargetInfo Lib "rpcrt4" ( _
    ByVal Binding As LongPtr, _
    ByRef MarshalledTargetInfoSize As Long, _
    ByVal MarshalledTargetInfo As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

I_RpcBindingInqMarshalledTargetInfo = ctypes.windll.rpcrt4.I_RpcBindingInqMarshalledTargetInfo
I_RpcBindingInqMarshalledTargetInfo.restype = ctypes.c_int
I_RpcBindingInqMarshalledTargetInfo.argtypes = [
    ctypes.POINTER(None),  # Binding : void*
    ctypes.POINTER(wintypes.DWORD),  # MarshalledTargetInfoSize : DWORD* out
    ctypes.c_void_p,  # MarshalledTargetInfo : LPSTR* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
I_RpcBindingInqMarshalledTargetInfo = Fiddle::Function.new(
  lib['I_RpcBindingInqMarshalledTargetInfo'],
  [
    Fiddle::TYPE_VOIDP,  # Binding : void*
    Fiddle::TYPE_VOIDP,  # MarshalledTargetInfoSize : DWORD* out
    Fiddle::TYPE_VOIDP,  # MarshalledTargetInfo : LPSTR* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "rpcrt4")]
extern "system" {
    fn I_RpcBindingInqMarshalledTargetInfo(
        Binding: *mut (),  // void*
        MarshalledTargetInfoSize: *mut u32,  // DWORD* out
        MarshalledTargetInfo: *mut *mut u8  // LPSTR* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("RPCRT4.dll")]
public static extern int I_RpcBindingInqMarshalledTargetInfo(IntPtr Binding, out uint MarshalledTargetInfoSize, IntPtr MarshalledTargetInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_I_RpcBindingInqMarshalledTargetInfo' -Namespace Win32 -PassThru
# $api::I_RpcBindingInqMarshalledTargetInfo(Binding, MarshalledTargetInfoSize, MarshalledTargetInfo)
#uselib "RPCRT4.dll"
#func global I_RpcBindingInqMarshalledTargetInfo "I_RpcBindingInqMarshalledTargetInfo" sptr, sptr, sptr
; I_RpcBindingInqMarshalledTargetInfo Binding, varptr(MarshalledTargetInfoSize), varptr(MarshalledTargetInfo)   ; 戻り値は stat
; Binding : void* -> "sptr"
; MarshalledTargetInfoSize : DWORD* out -> "sptr"
; MarshalledTargetInfo : LPSTR* 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 "RPCRT4.dll"
#cfunc global I_RpcBindingInqMarshalledTargetInfo "I_RpcBindingInqMarshalledTargetInfo" sptr, var, var
; res = I_RpcBindingInqMarshalledTargetInfo(Binding, MarshalledTargetInfoSize, MarshalledTargetInfo)
; Binding : void* -> "sptr"
; MarshalledTargetInfoSize : DWORD* out -> "var"
; MarshalledTargetInfo : LPSTR* 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: 
; RPC_STATUS I_RpcBindingInqMarshalledTargetInfo(void* Binding, DWORD* MarshalledTargetInfoSize, LPSTR* MarshalledTargetInfo)
#uselib "RPCRT4.dll"
#cfunc global I_RpcBindingInqMarshalledTargetInfo "I_RpcBindingInqMarshalledTargetInfo" intptr, var, var
; res = I_RpcBindingInqMarshalledTargetInfo(Binding, MarshalledTargetInfoSize, MarshalledTargetInfo)
; Binding : void* -> "intptr"
; MarshalledTargetInfoSize : DWORD* out -> "var"
; MarshalledTargetInfo : LPSTR* 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 (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procI_RpcBindingInqMarshalledTargetInfo = rpcrt4.NewProc("I_RpcBindingInqMarshalledTargetInfo")
)

// Binding (void*), MarshalledTargetInfoSize (DWORD* out), MarshalledTargetInfo (LPSTR* out)
r1, _, err := procI_RpcBindingInqMarshalledTargetInfo.Call(
	uintptr(Binding),
	uintptr(MarshalledTargetInfoSize),
	uintptr(MarshalledTargetInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // RPC_STATUS
function I_RpcBindingInqMarshalledTargetInfo(
  Binding: Pointer;   // void*
  MarshalledTargetInfoSize: Pointer;   // DWORD* out
  MarshalledTargetInfo: PPAnsiChar   // LPSTR* out
): Integer; stdcall;
  external 'RPCRT4.dll' name 'I_RpcBindingInqMarshalledTargetInfo';
result := DllCall("RPCRT4\I_RpcBindingInqMarshalledTargetInfo"
    , "Ptr", Binding   ; void*
    , "Ptr", MarshalledTargetInfoSize   ; DWORD* out
    , "Ptr", MarshalledTargetInfo   ; LPSTR* out
    , "Int")   ; return: RPC_STATUS
●I_RpcBindingInqMarshalledTargetInfo(Binding, MarshalledTargetInfoSize, MarshalledTargetInfo) = DLL("RPCRT4.dll", "int I_RpcBindingInqMarshalledTargetInfo(void*, void*, void*)")
# 呼び出し: I_RpcBindingInqMarshalledTargetInfo(Binding, MarshalledTargetInfoSize, MarshalledTargetInfo)
# Binding : void* -> "void*"
# MarshalledTargetInfoSize : DWORD* out -> "void*"
# MarshalledTargetInfo : LPSTR* 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)。