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KsCreateAllocator
関数カーネルストリーミングのフレーム割り当て用アロケータを生成する。
シグネチャ
// ksuser.dll
#include <windows.h>
DWORD KsCreateAllocator(
HANDLE ConnectionHandle,
KSALLOCATOR_FRAMING* AllocatorFraming,
HANDLE* AllocatorHandle
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| ConnectionHandle | HANDLE | in | アロケーターを生成する接続(ピン)のハンドル。 |
| AllocatorFraming | KSALLOCATOR_FRAMING* | in | アロケーターのフレーミング条件を示すKSALLOCATOR_FRAMING構造体へのポインター。 |
| AllocatorHandle | HANDLE* | out | 生成されたアロケーターのハンドルを受け取るポインター。 |
戻り値の型: DWORD
各言語での呼び出し定義
// ksuser.dll
#include <windows.h>
DWORD KsCreateAllocator(
HANDLE ConnectionHandle,
KSALLOCATOR_FRAMING* AllocatorFraming,
HANDLE* AllocatorHandle
);[DllImport("ksuser.dll", ExactSpelling = true)]
static extern uint KsCreateAllocator(
IntPtr ConnectionHandle, // HANDLE
IntPtr AllocatorFraming, // KSALLOCATOR_FRAMING*
IntPtr AllocatorHandle // HANDLE* out
);<DllImport("ksuser.dll", ExactSpelling:=True)>
Public Shared Function KsCreateAllocator(
ConnectionHandle As IntPtr, ' HANDLE
AllocatorFraming As IntPtr, ' KSALLOCATOR_FRAMING*
AllocatorHandle As IntPtr ' HANDLE* out
) As UInteger
End Function' ConnectionHandle : HANDLE
' AllocatorFraming : KSALLOCATOR_FRAMING*
' AllocatorHandle : HANDLE* out
Declare PtrSafe Function KsCreateAllocator Lib "ksuser" ( _
ByVal ConnectionHandle As LongPtr, _
ByVal AllocatorFraming As LongPtr, _
ByVal AllocatorHandle 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
KsCreateAllocator = ctypes.windll.ksuser.KsCreateAllocator
KsCreateAllocator.restype = wintypes.DWORD
KsCreateAllocator.argtypes = [
wintypes.HANDLE, # ConnectionHandle : HANDLE
ctypes.c_void_p, # AllocatorFraming : KSALLOCATOR_FRAMING*
ctypes.c_void_p, # AllocatorHandle : HANDLE* out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ksuser.dll')
KsCreateAllocator = Fiddle::Function.new(
lib['KsCreateAllocator'],
[
Fiddle::TYPE_VOIDP, # ConnectionHandle : HANDLE
Fiddle::TYPE_VOIDP, # AllocatorFraming : KSALLOCATOR_FRAMING*
Fiddle::TYPE_VOIDP, # AllocatorHandle : HANDLE* out
],
-Fiddle::TYPE_INT)#[link(name = "ksuser")]
extern "system" {
fn KsCreateAllocator(
ConnectionHandle: *mut core::ffi::c_void, // HANDLE
AllocatorFraming: *mut KSALLOCATOR_FRAMING, // KSALLOCATOR_FRAMING*
AllocatorHandle: *mut *mut core::ffi::c_void // HANDLE* out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ksuser.dll")]
public static extern uint KsCreateAllocator(IntPtr ConnectionHandle, IntPtr AllocatorFraming, IntPtr AllocatorHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ksuser_KsCreateAllocator' -Namespace Win32 -PassThru
# $api::KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle)#uselib "ksuser.dll"
#func global KsCreateAllocator "KsCreateAllocator" sptr, sptr, sptr
; KsCreateAllocator ConnectionHandle, varptr(AllocatorFraming), AllocatorHandle ; 戻り値は stat
; ConnectionHandle : HANDLE -> "sptr"
; AllocatorFraming : KSALLOCATOR_FRAMING* -> "sptr"
; AllocatorHandle : HANDLE* 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 "ksuser.dll" #cfunc global KsCreateAllocator "KsCreateAllocator" sptr, var, sptr ; res = KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle) ; ConnectionHandle : HANDLE -> "sptr" ; AllocatorFraming : KSALLOCATOR_FRAMING* -> "var" ; AllocatorHandle : HANDLE* out -> "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 "ksuser.dll" #cfunc global KsCreateAllocator "KsCreateAllocator" sptr, sptr, sptr ; res = KsCreateAllocator(ConnectionHandle, varptr(AllocatorFraming), AllocatorHandle) ; ConnectionHandle : HANDLE -> "sptr" ; AllocatorFraming : KSALLOCATOR_FRAMING* -> "sptr" ; AllocatorHandle : HANDLE* out -> "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:
; DWORD KsCreateAllocator(HANDLE ConnectionHandle, KSALLOCATOR_FRAMING* AllocatorFraming, HANDLE* AllocatorHandle) #uselib "ksuser.dll" #cfunc global KsCreateAllocator "KsCreateAllocator" intptr, var, intptr ; res = KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle) ; ConnectionHandle : HANDLE -> "intptr" ; AllocatorFraming : KSALLOCATOR_FRAMING* -> "var" ; AllocatorHandle : HANDLE* out -> "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。; DWORD KsCreateAllocator(HANDLE ConnectionHandle, KSALLOCATOR_FRAMING* AllocatorFraming, HANDLE* AllocatorHandle) #uselib "ksuser.dll" #cfunc global KsCreateAllocator "KsCreateAllocator" intptr, intptr, intptr ; res = KsCreateAllocator(ConnectionHandle, varptr(AllocatorFraming), AllocatorHandle) ; ConnectionHandle : HANDLE -> "intptr" ; AllocatorFraming : KSALLOCATOR_FRAMING* -> "intptr" ; AllocatorHandle : HANDLE* out -> "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 (
ksuser = windows.NewLazySystemDLL("ksuser.dll")
procKsCreateAllocator = ksuser.NewProc("KsCreateAllocator")
)
// ConnectionHandle (HANDLE), AllocatorFraming (KSALLOCATOR_FRAMING*), AllocatorHandle (HANDLE* out)
r1, _, err := procKsCreateAllocator.Call(
uintptr(ConnectionHandle),
uintptr(AllocatorFraming),
uintptr(AllocatorHandle),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction KsCreateAllocator(
ConnectionHandle: THandle; // HANDLE
AllocatorFraming: Pointer; // KSALLOCATOR_FRAMING*
AllocatorHandle: Pointer // HANDLE* out
): DWORD; stdcall;
external 'ksuser.dll' name 'KsCreateAllocator';result := DllCall("ksuser\KsCreateAllocator"
, "Ptr", ConnectionHandle ; HANDLE
, "Ptr", AllocatorFraming ; KSALLOCATOR_FRAMING*
, "Ptr", AllocatorHandle ; HANDLE* out
, "UInt") ; return: DWORD●KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle) = DLL("ksuser.dll", "dword KsCreateAllocator(void*, void*, void*)")
# 呼び出し: KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle)
# ConnectionHandle : HANDLE -> "void*"
# AllocatorFraming : KSALLOCATOR_FRAMING* -> "void*"
# AllocatorHandle : HANDLE* 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 "ksuser" fn KsCreateAllocator(
ConnectionHandle: ?*anyopaque, // HANDLE
AllocatorFraming: [*c]KSALLOCATOR_FRAMING, // KSALLOCATOR_FRAMING*
AllocatorHandle: ?*anyopaque // HANDLE* out
) callconv(std.os.windows.WINAPI) u32;proc KsCreateAllocator(
ConnectionHandle: pointer, # HANDLE
AllocatorFraming: ptr KSALLOCATOR_FRAMING, # KSALLOCATOR_FRAMING*
AllocatorHandle: pointer # HANDLE* out
): uint32 {.importc: "KsCreateAllocator", stdcall, dynlib: "ksuser.dll".}pragma(lib, "ksuser");
extern(Windows)
uint KsCreateAllocator(
void* ConnectionHandle, // HANDLE
KSALLOCATOR_FRAMING* AllocatorFraming, // KSALLOCATOR_FRAMING*
void* AllocatorHandle // HANDLE* out
);ccall((:KsCreateAllocator, "ksuser.dll"), stdcall, UInt32,
(Ptr{Cvoid}, Ptr{KSALLOCATOR_FRAMING}, Ptr{Cvoid}),
ConnectionHandle, AllocatorFraming, AllocatorHandle)
# ConnectionHandle : HANDLE -> Ptr{Cvoid}
# AllocatorFraming : KSALLOCATOR_FRAMING* -> Ptr{KSALLOCATOR_FRAMING}
# AllocatorHandle : HANDLE* out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t KsCreateAllocator(
void* ConnectionHandle,
void* AllocatorFraming,
void* AllocatorHandle);
]]
local ksuser = ffi.load("ksuser")
-- ksuser.KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle)
-- ConnectionHandle : HANDLE
-- AllocatorFraming : KSALLOCATOR_FRAMING*
-- AllocatorHandle : HANDLE* 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('ksuser.dll');
const KsCreateAllocator = lib.func('__stdcall', 'KsCreateAllocator', 'uint32_t', ['void *', 'void *', 'void *']);
// KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle)
// ConnectionHandle : HANDLE -> 'void *'
// AllocatorFraming : KSALLOCATOR_FRAMING* -> 'void *'
// AllocatorHandle : HANDLE* out -> '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("ksuser.dll", {
KsCreateAllocator: { parameters: ["pointer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle)
// ConnectionHandle : HANDLE -> "pointer"
// AllocatorFraming : KSALLOCATOR_FRAMING* -> "pointer"
// AllocatorHandle : HANDLE* 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
uint32_t KsCreateAllocator(
void* ConnectionHandle,
void* AllocatorFraming,
void* AllocatorHandle);
C, "ksuser.dll");
// $ffi->KsCreateAllocator(ConnectionHandle, AllocatorFraming, AllocatorHandle);
// ConnectionHandle : HANDLE
// AllocatorFraming : KSALLOCATOR_FRAMING*
// AllocatorHandle : HANDLE* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ksuser extends StdCallLibrary {
Ksuser INSTANCE = Native.load("ksuser", Ksuser.class);
int KsCreateAllocator(
Pointer ConnectionHandle, // HANDLE
Pointer AllocatorFraming, // KSALLOCATOR_FRAMING*
Pointer AllocatorHandle // HANDLE* out
);
}@[Link("ksuser")]
lib Libksuser
fun KsCreateAllocator = KsCreateAllocator(
ConnectionHandle : Void*, # HANDLE
AllocatorFraming : KSALLOCATOR_FRAMING*, # KSALLOCATOR_FRAMING*
AllocatorHandle : Void* # HANDLE* out
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef KsCreateAllocatorNative = Uint32 Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef KsCreateAllocatorDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Void>);
final KsCreateAllocator = DynamicLibrary.open('ksuser.dll')
.lookupFunction<KsCreateAllocatorNative, KsCreateAllocatorDart>('KsCreateAllocator');
// ConnectionHandle : HANDLE -> Pointer<Void>
// AllocatorFraming : KSALLOCATOR_FRAMING* -> Pointer<Void>
// AllocatorHandle : HANDLE* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function KsCreateAllocator(
ConnectionHandle: THandle; // HANDLE
AllocatorFraming: Pointer; // KSALLOCATOR_FRAMING*
AllocatorHandle: Pointer // HANDLE* out
): DWORD; stdcall;
external 'ksuser.dll' name 'KsCreateAllocator';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "KsCreateAllocator"
c_KsCreateAllocator :: Ptr () -> Ptr () -> Ptr () -> IO Word32
-- ConnectionHandle : HANDLE -> Ptr ()
-- AllocatorFraming : KSALLOCATOR_FRAMING* -> Ptr ()
-- AllocatorHandle : HANDLE* out -> 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 kscreateallocator =
foreign "KsCreateAllocator"
((ptr void) @-> (ptr void) @-> (ptr void) @-> returning uint32_t)
(* ConnectionHandle : HANDLE -> (ptr void) *)
(* AllocatorFraming : KSALLOCATOR_FRAMING* -> (ptr void) *)
(* AllocatorHandle : HANDLE* out -> (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 ksuser (t "ksuser.dll"))
(cffi:use-foreign-library ksuser)
(cffi:defcfun ("KsCreateAllocator" ks-create-allocator :convention :stdcall) :uint32
(connection-handle :pointer) ; HANDLE
(allocator-framing :pointer) ; KSALLOCATOR_FRAMING*
(allocator-handle :pointer)) ; HANDLE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $KsCreateAllocator = Win32::API::More->new('ksuser',
'DWORD KsCreateAllocator(HANDLE ConnectionHandle, LPVOID AllocatorFraming, HANDLE AllocatorHandle)');
# my $ret = $KsCreateAllocator->Call($ConnectionHandle, $AllocatorFraming, $AllocatorHandle);
# ConnectionHandle : HANDLE -> HANDLE
# AllocatorFraming : KSALLOCATOR_FRAMING* -> LPVOID
# AllocatorHandle : HANDLE* out -> HANDLE
# 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
類似 API
- f KsCreateAllocator2 — HRESULTを返すKSフレームアロケータ生成の拡張版である。