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PeerDistClientFlushContent
関数クライアントキャッシュ内のコンテンツを破棄する。
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// PeerDist.dll
#include <windows.h>
DWORD PeerDistClientFlushContent(
INT_PTR hPeerDist,
PEERDIST_CONTENT_TAG* pContentTag,
HANDLE hCompletionPort, // optional
UINT_PTR ulCompletionKey, // optional
OVERLAPPED* lpOverlapped
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| hPeerDist | INT_PTR | in | 対象のPeerDistセッションのハンドル。 |
| pContentTag | PEERDIST_CONTENT_TAG* | in | フラッシュ対象のコンテンツを識別するPEERDIST_CONTENT_TAG構造体へのポインタ。 |
| hCompletionPort | HANDLE | inoptional | 非同期完了通知を受け取る完了ポートのハンドル。 |
| ulCompletionKey | UINT_PTR | inoptional | 完了パケットに関連付ける完了キー。 |
| lpOverlapped | OVERLAPPED* | in | 非同期操作に使用するOVERLAPPED構造体へのポインタ。 |
戻り値の型: DWORD
各言語での呼び出し定義
// PeerDist.dll
#include <windows.h>
DWORD PeerDistClientFlushContent(
INT_PTR hPeerDist,
PEERDIST_CONTENT_TAG* pContentTag,
HANDLE hCompletionPort, // optional
UINT_PTR ulCompletionKey, // optional
OVERLAPPED* lpOverlapped
);[DllImport("PeerDist.dll", ExactSpelling = true)]
static extern uint PeerDistClientFlushContent(
IntPtr hPeerDist, // INT_PTR
IntPtr pContentTag, // PEERDIST_CONTENT_TAG*
IntPtr hCompletionPort, // HANDLE optional
UIntPtr ulCompletionKey, // UINT_PTR optional
IntPtr lpOverlapped // OVERLAPPED*
);<DllImport("PeerDist.dll", ExactSpelling:=True)>
Public Shared Function PeerDistClientFlushContent(
hPeerDist As IntPtr, ' INT_PTR
pContentTag As IntPtr, ' PEERDIST_CONTENT_TAG*
hCompletionPort As IntPtr, ' HANDLE optional
ulCompletionKey As UIntPtr, ' UINT_PTR optional
lpOverlapped As IntPtr ' OVERLAPPED*
) As UInteger
End Function' hPeerDist : INT_PTR
' pContentTag : PEERDIST_CONTENT_TAG*
' hCompletionPort : HANDLE optional
' ulCompletionKey : UINT_PTR optional
' lpOverlapped : OVERLAPPED*
Declare PtrSafe Function PeerDistClientFlushContent Lib "peerdist" ( _
ByVal hPeerDist As LongPtr, _
ByVal pContentTag As LongPtr, _
ByVal hCompletionPort As LongPtr, _
ByVal ulCompletionKey As LongPtr, _
ByVal lpOverlapped 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
PeerDistClientFlushContent = ctypes.windll.peerdist.PeerDistClientFlushContent
PeerDistClientFlushContent.restype = wintypes.DWORD
PeerDistClientFlushContent.argtypes = [
ctypes.c_ssize_t, # hPeerDist : INT_PTR
ctypes.c_void_p, # pContentTag : PEERDIST_CONTENT_TAG*
wintypes.HANDLE, # hCompletionPort : HANDLE optional
ctypes.c_size_t, # ulCompletionKey : UINT_PTR optional
ctypes.c_void_p, # lpOverlapped : OVERLAPPED*
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('PeerDist.dll')
PeerDistClientFlushContent = Fiddle::Function.new(
lib['PeerDistClientFlushContent'],
[
Fiddle::TYPE_INTPTR_T, # hPeerDist : INT_PTR
Fiddle::TYPE_VOIDP, # pContentTag : PEERDIST_CONTENT_TAG*
Fiddle::TYPE_VOIDP, # hCompletionPort : HANDLE optional
Fiddle::TYPE_UINTPTR_T, # ulCompletionKey : UINT_PTR optional
Fiddle::TYPE_VOIDP, # lpOverlapped : OVERLAPPED*
],
-Fiddle::TYPE_INT)#[link(name = "peerdist")]
extern "system" {
fn PeerDistClientFlushContent(
hPeerDist: isize, // INT_PTR
pContentTag: *mut PEERDIST_CONTENT_TAG, // PEERDIST_CONTENT_TAG*
hCompletionPort: *mut core::ffi::c_void, // HANDLE optional
ulCompletionKey: usize, // UINT_PTR optional
lpOverlapped: *mut OVERLAPPED // OVERLAPPED*
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("PeerDist.dll")]
public static extern uint PeerDistClientFlushContent(IntPtr hPeerDist, IntPtr pContentTag, IntPtr hCompletionPort, UIntPtr ulCompletionKey, IntPtr lpOverlapped);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PeerDist_PeerDistClientFlushContent' -Namespace Win32 -PassThru
# $api::PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped)#uselib "PeerDist.dll"
#func global PeerDistClientFlushContent "PeerDistClientFlushContent" sptr, sptr, sptr, sptr, sptr
; PeerDistClientFlushContent hPeerDist, varptr(pContentTag), hCompletionPort, ulCompletionKey, varptr(lpOverlapped) ; 戻り値は stat
; hPeerDist : INT_PTR -> "sptr"
; pContentTag : PEERDIST_CONTENT_TAG* -> "sptr"
; hCompletionPort : HANDLE optional -> "sptr"
; ulCompletionKey : UINT_PTR optional -> "sptr"
; lpOverlapped : OVERLAPPED* -> "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 "PeerDist.dll" #cfunc global PeerDistClientFlushContent "PeerDistClientFlushContent" sptr, var, sptr, sptr, var ; res = PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped) ; hPeerDist : INT_PTR -> "sptr" ; pContentTag : PEERDIST_CONTENT_TAG* -> "var" ; hCompletionPort : HANDLE optional -> "sptr" ; ulCompletionKey : UINT_PTR optional -> "sptr" ; lpOverlapped : OVERLAPPED* -> "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。#uselib "PeerDist.dll" #cfunc global PeerDistClientFlushContent "PeerDistClientFlushContent" sptr, sptr, sptr, sptr, sptr ; res = PeerDistClientFlushContent(hPeerDist, varptr(pContentTag), hCompletionPort, ulCompletionKey, varptr(lpOverlapped)) ; hPeerDist : INT_PTR -> "sptr" ; pContentTag : PEERDIST_CONTENT_TAG* -> "sptr" ; hCompletionPort : HANDLE optional -> "sptr" ; ulCompletionKey : UINT_PTR optional -> "sptr" ; lpOverlapped : OVERLAPPED* -> "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 PeerDistClientFlushContent(INT_PTR hPeerDist, PEERDIST_CONTENT_TAG* pContentTag, HANDLE hCompletionPort, UINT_PTR ulCompletionKey, OVERLAPPED* lpOverlapped) #uselib "PeerDist.dll" #cfunc global PeerDistClientFlushContent "PeerDistClientFlushContent" intptr, var, intptr, intptr, var ; res = PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped) ; hPeerDist : INT_PTR -> "intptr" ; pContentTag : PEERDIST_CONTENT_TAG* -> "var" ; hCompletionPort : HANDLE optional -> "intptr" ; ulCompletionKey : UINT_PTR optional -> "intptr" ; lpOverlapped : OVERLAPPED* -> "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。; DWORD PeerDistClientFlushContent(INT_PTR hPeerDist, PEERDIST_CONTENT_TAG* pContentTag, HANDLE hCompletionPort, UINT_PTR ulCompletionKey, OVERLAPPED* lpOverlapped) #uselib "PeerDist.dll" #cfunc global PeerDistClientFlushContent "PeerDistClientFlushContent" intptr, intptr, intptr, intptr, intptr ; res = PeerDistClientFlushContent(hPeerDist, varptr(pContentTag), hCompletionPort, ulCompletionKey, varptr(lpOverlapped)) ; hPeerDist : INT_PTR -> "intptr" ; pContentTag : PEERDIST_CONTENT_TAG* -> "intptr" ; hCompletionPort : HANDLE optional -> "intptr" ; ulCompletionKey : UINT_PTR optional -> "intptr" ; lpOverlapped : OVERLAPPED* -> "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 (
peerdist = windows.NewLazySystemDLL("PeerDist.dll")
procPeerDistClientFlushContent = peerdist.NewProc("PeerDistClientFlushContent")
)
// hPeerDist (INT_PTR), pContentTag (PEERDIST_CONTENT_TAG*), hCompletionPort (HANDLE optional), ulCompletionKey (UINT_PTR optional), lpOverlapped (OVERLAPPED*)
r1, _, err := procPeerDistClientFlushContent.Call(
uintptr(hPeerDist),
uintptr(pContentTag),
uintptr(hCompletionPort),
uintptr(ulCompletionKey),
uintptr(lpOverlapped),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction PeerDistClientFlushContent(
hPeerDist: NativeInt; // INT_PTR
pContentTag: Pointer; // PEERDIST_CONTENT_TAG*
hCompletionPort: THandle; // HANDLE optional
ulCompletionKey: NativeUInt; // UINT_PTR optional
lpOverlapped: Pointer // OVERLAPPED*
): DWORD; stdcall;
external 'PeerDist.dll' name 'PeerDistClientFlushContent';result := DllCall("PeerDist\PeerDistClientFlushContent"
, "Ptr", hPeerDist ; INT_PTR
, "Ptr", pContentTag ; PEERDIST_CONTENT_TAG*
, "Ptr", hCompletionPort ; HANDLE optional
, "UPtr", ulCompletionKey ; UINT_PTR optional
, "Ptr", lpOverlapped ; OVERLAPPED*
, "UInt") ; return: DWORD●PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped) = DLL("PeerDist.dll", "dword PeerDistClientFlushContent(int, void*, void*, int, void*)")
# 呼び出し: PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped)
# hPeerDist : INT_PTR -> "int"
# pContentTag : PEERDIST_CONTENT_TAG* -> "void*"
# hCompletionPort : HANDLE optional -> "void*"
# ulCompletionKey : UINT_PTR optional -> "int"
# lpOverlapped : OVERLAPPED* -> "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 "peerdist" fn PeerDistClientFlushContent(
hPeerDist: isize, // INT_PTR
pContentTag: [*c]PEERDIST_CONTENT_TAG, // PEERDIST_CONTENT_TAG*
hCompletionPort: ?*anyopaque, // HANDLE optional
ulCompletionKey: usize, // UINT_PTR optional
lpOverlapped: [*c]OVERLAPPED // OVERLAPPED*
) callconv(std.os.windows.WINAPI) u32;proc PeerDistClientFlushContent(
hPeerDist: int, # INT_PTR
pContentTag: ptr PEERDIST_CONTENT_TAG, # PEERDIST_CONTENT_TAG*
hCompletionPort: pointer, # HANDLE optional
ulCompletionKey: uint, # UINT_PTR optional
lpOverlapped: ptr OVERLAPPED # OVERLAPPED*
): uint32 {.importc: "PeerDistClientFlushContent", stdcall, dynlib: "PeerDist.dll".}pragma(lib, "peerdist");
extern(Windows)
uint PeerDistClientFlushContent(
ptrdiff_t hPeerDist, // INT_PTR
PEERDIST_CONTENT_TAG* pContentTag, // PEERDIST_CONTENT_TAG*
void* hCompletionPort, // HANDLE optional
size_t ulCompletionKey, // UINT_PTR optional
OVERLAPPED* lpOverlapped // OVERLAPPED*
);ccall((:PeerDistClientFlushContent, "PeerDist.dll"), stdcall, UInt32,
(Int, Ptr{PEERDIST_CONTENT_TAG}, Ptr{Cvoid}, Csize_t, Ptr{OVERLAPPED}),
hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped)
# hPeerDist : INT_PTR -> Int
# pContentTag : PEERDIST_CONTENT_TAG* -> Ptr{PEERDIST_CONTENT_TAG}
# hCompletionPort : HANDLE optional -> Ptr{Cvoid}
# ulCompletionKey : UINT_PTR optional -> Csize_t
# lpOverlapped : OVERLAPPED* -> Ptr{OVERLAPPED}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t PeerDistClientFlushContent(
intptr_t hPeerDist,
void* pContentTag,
void* hCompletionPort,
uintptr_t ulCompletionKey,
void* lpOverlapped);
]]
local peerdist = ffi.load("peerdist")
-- peerdist.PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped)
-- hPeerDist : INT_PTR
-- pContentTag : PEERDIST_CONTENT_TAG*
-- hCompletionPort : HANDLE optional
-- ulCompletionKey : UINT_PTR optional
-- lpOverlapped : OVERLAPPED*
-- 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('PeerDist.dll');
const PeerDistClientFlushContent = lib.func('__stdcall', 'PeerDistClientFlushContent', 'uint32_t', ['intptr_t', 'void *', 'void *', 'uintptr_t', 'void *']);
// PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped)
// hPeerDist : INT_PTR -> 'intptr_t'
// pContentTag : PEERDIST_CONTENT_TAG* -> 'void *'
// hCompletionPort : HANDLE optional -> 'void *'
// ulCompletionKey : UINT_PTR optional -> 'uintptr_t'
// lpOverlapped : OVERLAPPED* -> '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("PeerDist.dll", {
PeerDistClientFlushContent: { parameters: ["isize", "pointer", "pointer", "usize", "pointer"], result: "u32" },
});
// lib.symbols.PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped)
// hPeerDist : INT_PTR -> "isize"
// pContentTag : PEERDIST_CONTENT_TAG* -> "pointer"
// hCompletionPort : HANDLE optional -> "pointer"
// ulCompletionKey : UINT_PTR optional -> "usize"
// lpOverlapped : OVERLAPPED* -> "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 PeerDistClientFlushContent(
intptr_t hPeerDist,
void* pContentTag,
void* hCompletionPort,
size_t ulCompletionKey,
void* lpOverlapped);
C, "PeerDist.dll");
// $ffi->PeerDistClientFlushContent(hPeerDist, pContentTag, hCompletionPort, ulCompletionKey, lpOverlapped);
// hPeerDist : INT_PTR
// pContentTag : PEERDIST_CONTENT_TAG*
// hCompletionPort : HANDLE optional
// ulCompletionKey : UINT_PTR optional
// lpOverlapped : OVERLAPPED*
// 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 Peerdist extends StdCallLibrary {
Peerdist INSTANCE = Native.load("peerdist", Peerdist.class);
int PeerDistClientFlushContent(
long hPeerDist, // INT_PTR
Pointer pContentTag, // PEERDIST_CONTENT_TAG*
Pointer hCompletionPort, // HANDLE optional
long ulCompletionKey, // UINT_PTR optional
Pointer lpOverlapped // OVERLAPPED*
);
}@[Link("peerdist")]
lib LibPeerDist
fun PeerDistClientFlushContent = PeerDistClientFlushContent(
hPeerDist : LibC::SSizeT, # INT_PTR
pContentTag : PEERDIST_CONTENT_TAG*, # PEERDIST_CONTENT_TAG*
hCompletionPort : Void*, # HANDLE optional
ulCompletionKey : LibC::SizeT, # UINT_PTR optional
lpOverlapped : OVERLAPPED* # OVERLAPPED*
) : 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 PeerDistClientFlushContentNative = Uint32 Function(IntPtr, Pointer<Void>, Pointer<Void>, UintPtr, Pointer<Void>);
typedef PeerDistClientFlushContentDart = int Function(int, Pointer<Void>, Pointer<Void>, int, Pointer<Void>);
final PeerDistClientFlushContent = DynamicLibrary.open('PeerDist.dll')
.lookupFunction<PeerDistClientFlushContentNative, PeerDistClientFlushContentDart>('PeerDistClientFlushContent');
// hPeerDist : INT_PTR -> IntPtr
// pContentTag : PEERDIST_CONTENT_TAG* -> Pointer<Void>
// hCompletionPort : HANDLE optional -> Pointer<Void>
// ulCompletionKey : UINT_PTR optional -> UintPtr
// lpOverlapped : OVERLAPPED* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function PeerDistClientFlushContent(
hPeerDist: NativeInt; // INT_PTR
pContentTag: Pointer; // PEERDIST_CONTENT_TAG*
hCompletionPort: THandle; // HANDLE optional
ulCompletionKey: NativeUInt; // UINT_PTR optional
lpOverlapped: Pointer // OVERLAPPED*
): DWORD; stdcall;
external 'PeerDist.dll' name 'PeerDistClientFlushContent';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "PeerDistClientFlushContent"
c_PeerDistClientFlushContent :: CIntPtr -> Ptr () -> Ptr () -> CUIntPtr -> Ptr () -> IO Word32
-- hPeerDist : INT_PTR -> CIntPtr
-- pContentTag : PEERDIST_CONTENT_TAG* -> Ptr ()
-- hCompletionPort : HANDLE optional -> Ptr ()
-- ulCompletionKey : UINT_PTR optional -> CUIntPtr
-- lpOverlapped : OVERLAPPED* -> 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 peerdistclientflushcontent =
foreign "PeerDistClientFlushContent"
(intptr_t @-> (ptr void) @-> (ptr void) @-> size_t @-> (ptr void) @-> returning uint32_t)
(* hPeerDist : INT_PTR -> intptr_t *)
(* pContentTag : PEERDIST_CONTENT_TAG* -> (ptr void) *)
(* hCompletionPort : HANDLE optional -> (ptr void) *)
(* ulCompletionKey : UINT_PTR optional -> size_t *)
(* lpOverlapped : OVERLAPPED* -> (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 peerdist (t "PeerDist.dll"))
(cffi:use-foreign-library peerdist)
(cffi:defcfun ("PeerDistClientFlushContent" peer-dist-client-flush-content :convention :stdcall) :uint32
(h-peer-dist :int64) ; INT_PTR
(p-content-tag :pointer) ; PEERDIST_CONTENT_TAG*
(h-completion-port :pointer) ; HANDLE optional
(ul-completion-key :uint64) ; UINT_PTR optional
(lp-overlapped :pointer)) ; OVERLAPPED*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $PeerDistClientFlushContent = Win32::API::More->new('PeerDist',
'DWORD PeerDistClientFlushContent(LPARAM hPeerDist, LPVOID pContentTag, HANDLE hCompletionPort, WPARAM ulCompletionKey, LPVOID lpOverlapped)');
# my $ret = $PeerDistClientFlushContent->Call($hPeerDist, $pContentTag, $hCompletionPort, $ulCompletionKey, $lpOverlapped);
# hPeerDist : INT_PTR -> LPARAM
# pContentTag : PEERDIST_CONTENT_TAG* -> LPVOID
# hCompletionPort : HANDLE optional -> HANDLE
# ulCompletionKey : UINT_PTR optional -> WPARAM
# lpOverlapped : OVERLAPPED* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。