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CoRegisterChannelHook
関数COM呼び出しチャネルに対するフックを登録する。
シグネチャ
// OLE32.dll
#include <windows.h>
HRESULT CoRegisterChannelHook(
const GUID* ExtensionUuid,
IChannelHook* pChannelHook
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| ExtensionUuid | GUID* | in | チャネルフックを識別する拡張 UUID(GUID)へのポインタ。 |
| pChannelHook | IChannelHook* | in | 登録する IChannelHook 実装へのポインタ。RPC 呼び出しに介入する。 |
戻り値の型: HRESULT
各言語での呼び出し定義
// OLE32.dll
#include <windows.h>
HRESULT CoRegisterChannelHook(
const GUID* ExtensionUuid,
IChannelHook* pChannelHook
);[DllImport("OLE32.dll", ExactSpelling = true)]
static extern int CoRegisterChannelHook(
ref Guid ExtensionUuid, // GUID*
IntPtr pChannelHook // IChannelHook*
);<DllImport("OLE32.dll", ExactSpelling:=True)>
Public Shared Function CoRegisterChannelHook(
ByRef ExtensionUuid As Guid, ' GUID*
pChannelHook As IntPtr ' IChannelHook*
) As Integer
End Function' ExtensionUuid : GUID*
' pChannelHook : IChannelHook*
Declare PtrSafe Function CoRegisterChannelHook Lib "ole32" ( _
ByVal ExtensionUuid As LongPtr, _
ByVal pChannelHook 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
CoRegisterChannelHook = ctypes.windll.ole32.CoRegisterChannelHook
CoRegisterChannelHook.restype = ctypes.c_int
CoRegisterChannelHook.argtypes = [
ctypes.c_void_p, # ExtensionUuid : GUID*
ctypes.c_void_p, # pChannelHook : IChannelHook*
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('OLE32.dll')
CoRegisterChannelHook = Fiddle::Function.new(
lib['CoRegisterChannelHook'],
[
Fiddle::TYPE_VOIDP, # ExtensionUuid : GUID*
Fiddle::TYPE_VOIDP, # pChannelHook : IChannelHook*
],
Fiddle::TYPE_INT)#[link(name = "ole32")]
extern "system" {
fn CoRegisterChannelHook(
ExtensionUuid: *const GUID, // GUID*
pChannelHook: *mut core::ffi::c_void // IChannelHook*
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("OLE32.dll")]
public static extern int CoRegisterChannelHook(ref Guid ExtensionUuid, IntPtr pChannelHook);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLE32_CoRegisterChannelHook' -Namespace Win32 -PassThru
# $api::CoRegisterChannelHook(ExtensionUuid, pChannelHook)#uselib "OLE32.dll"
#func global CoRegisterChannelHook "CoRegisterChannelHook" sptr, sptr
; CoRegisterChannelHook varptr(ExtensionUuid), pChannelHook ; 戻り値は stat
; ExtensionUuid : GUID* -> "sptr"
; pChannelHook : IChannelHook* -> "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 "OLE32.dll" #cfunc global CoRegisterChannelHook "CoRegisterChannelHook" var, sptr ; res = CoRegisterChannelHook(ExtensionUuid, pChannelHook) ; ExtensionUuid : GUID* -> "var" ; pChannelHook : IChannelHook* -> "sptr" ; ※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。#uselib "OLE32.dll" #cfunc global CoRegisterChannelHook "CoRegisterChannelHook" sptr, sptr ; res = CoRegisterChannelHook(varptr(ExtensionUuid), pChannelHook) ; ExtensionUuid : GUID* -> "sptr" ; pChannelHook : IChannelHook* -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; HRESULT CoRegisterChannelHook(GUID* ExtensionUuid, IChannelHook* pChannelHook) #uselib "OLE32.dll" #cfunc global CoRegisterChannelHook "CoRegisterChannelHook" var, intptr ; res = CoRegisterChannelHook(ExtensionUuid, pChannelHook) ; ExtensionUuid : GUID* -> "var" ; pChannelHook : IChannelHook* -> "intptr" ; ※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。; HRESULT CoRegisterChannelHook(GUID* ExtensionUuid, IChannelHook* pChannelHook) #uselib "OLE32.dll" #cfunc global CoRegisterChannelHook "CoRegisterChannelHook" intptr, intptr ; res = CoRegisterChannelHook(varptr(ExtensionUuid), pChannelHook) ; ExtensionUuid : GUID* -> "intptr" ; pChannelHook : IChannelHook* -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ole32 = windows.NewLazySystemDLL("OLE32.dll")
procCoRegisterChannelHook = ole32.NewProc("CoRegisterChannelHook")
)
// ExtensionUuid (GUID*), pChannelHook (IChannelHook*)
r1, _, err := procCoRegisterChannelHook.Call(
uintptr(ExtensionUuid),
uintptr(pChannelHook),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // HRESULTfunction CoRegisterChannelHook(
ExtensionUuid: PGUID; // GUID*
pChannelHook: Pointer // IChannelHook*
): Integer; stdcall;
external 'OLE32.dll' name 'CoRegisterChannelHook';result := DllCall("OLE32\CoRegisterChannelHook"
, "Ptr", ExtensionUuid ; GUID*
, "Ptr", pChannelHook ; IChannelHook*
, "Int") ; return: HRESULT●CoRegisterChannelHook(ExtensionUuid, pChannelHook) = DLL("OLE32.dll", "int CoRegisterChannelHook(void*, void*)")
# 呼び出し: CoRegisterChannelHook(ExtensionUuid, pChannelHook)
# ExtensionUuid : GUID* -> "void*"
# pChannelHook : IChannelHook* -> "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 "ole32" fn CoRegisterChannelHook(
ExtensionUuid: [*c]GUID, // GUID*
pChannelHook: ?*anyopaque // IChannelHook*
) callconv(std.os.windows.WINAPI) i32;proc CoRegisterChannelHook(
ExtensionUuid: ptr GUID, # GUID*
pChannelHook: pointer # IChannelHook*
): int32 {.importc: "CoRegisterChannelHook", stdcall, dynlib: "OLE32.dll".}pragma(lib, "ole32");
extern(Windows)
int CoRegisterChannelHook(
GUID* ExtensionUuid, // GUID*
void* pChannelHook // IChannelHook*
);ccall((:CoRegisterChannelHook, "OLE32.dll"), stdcall, Int32,
(Ptr{GUID}, Ptr{Cvoid}),
ExtensionUuid, pChannelHook)
# ExtensionUuid : GUID* -> Ptr{GUID}
# pChannelHook : IChannelHook* -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t CoRegisterChannelHook(
void* ExtensionUuid,
void* pChannelHook);
]]
local ole32 = ffi.load("ole32")
-- ole32.CoRegisterChannelHook(ExtensionUuid, pChannelHook)
-- ExtensionUuid : GUID*
-- pChannelHook : IChannelHook*
-- 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('OLE32.dll');
const CoRegisterChannelHook = lib.func('__stdcall', 'CoRegisterChannelHook', 'int32_t', ['void *', 'void *']);
// CoRegisterChannelHook(ExtensionUuid, pChannelHook)
// ExtensionUuid : GUID* -> 'void *'
// pChannelHook : IChannelHook* -> 'void *'
// 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("OLE32.dll", {
CoRegisterChannelHook: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.CoRegisterChannelHook(ExtensionUuid, pChannelHook)
// ExtensionUuid : GUID* -> "pointer"
// pChannelHook : IChannelHook* -> "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
int32_t CoRegisterChannelHook(
void* ExtensionUuid,
void* pChannelHook);
C, "OLE32.dll");
// $ffi->CoRegisterChannelHook(ExtensionUuid, pChannelHook);
// ExtensionUuid : GUID*
// pChannelHook : IChannelHook*
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ole32 extends StdCallLibrary {
Ole32 INSTANCE = Native.load("ole32", Ole32.class);
int CoRegisterChannelHook(
Pointer ExtensionUuid, // GUID*
Pointer pChannelHook // IChannelHook*
);
}@[Link("ole32")]
lib LibOLE32
fun CoRegisterChannelHook = CoRegisterChannelHook(
ExtensionUuid : GUID*, # GUID*
pChannelHook : Void* # IChannelHook*
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef CoRegisterChannelHookNative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef CoRegisterChannelHookDart = int Function(Pointer<Void>, Pointer<Void>);
final CoRegisterChannelHook = DynamicLibrary.open('OLE32.dll')
.lookupFunction<CoRegisterChannelHookNative, CoRegisterChannelHookDart>('CoRegisterChannelHook');
// ExtensionUuid : GUID* -> Pointer<Void>
// pChannelHook : IChannelHook* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function CoRegisterChannelHook(
ExtensionUuid: PGUID; // GUID*
pChannelHook: Pointer // IChannelHook*
): Integer; stdcall;
external 'OLE32.dll' name 'CoRegisterChannelHook';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "CoRegisterChannelHook"
c_CoRegisterChannelHook :: Ptr () -> Ptr () -> IO Int32
-- ExtensionUuid : GUID* -> Ptr ()
-- pChannelHook : IChannelHook* -> Ptr ()
-- 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 coregisterchannelhook =
foreign "CoRegisterChannelHook"
((ptr void) @-> (ptr void) @-> returning int32_t)
(* ExtensionUuid : GUID* -> (ptr void) *)
(* pChannelHook : IChannelHook* -> (ptr void) *)
(* 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 ole32 (t "OLE32.dll"))
(cffi:use-foreign-library ole32)
(cffi:defcfun ("CoRegisterChannelHook" co-register-channel-hook :convention :stdcall) :int32
(extension-uuid :pointer) ; GUID*
(p-channel-hook :pointer)) ; IChannelHook*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $CoRegisterChannelHook = Win32::API::More->new('OLE32',
'int CoRegisterChannelHook(LPVOID ExtensionUuid, LPVOID pChannelHook)');
# my $ret = $CoRegisterChannelHook->Call($ExtensionUuid, $pChannelHook);
# ExtensionUuid : GUID* -> LPVOID
# pChannelHook : IChannelHook* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
使用する型