Win32 API 日本語リファレンス
ホームNetworkManagement.P2P › PeerGraphDelete

PeerGraphDelete

関数
指定したピアグラフをデータベースから削除する。
DLLP2PGRAPH.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

// P2PGRAPH.dll
#include <windows.h>

HRESULT PeerGraphDelete(
    LPCWSTR pwzGraphId,
    LPCWSTR pwzPeerId,
    LPCWSTR pwzDatabaseName
);

パラメーター

名前方向説明
pwzGraphIdLPCWSTRin削除対象グラフを識別するグラフIDを示すUnicode文字列へのポインター。
pwzPeerIdLPCWSTRinグラフを所有するピアのピアIDを示すUnicode文字列へのポインター。
pwzDatabaseNameLPCWSTRinグラフのレコードを格納するデータベースファイル名を示すUnicode文字列へのポインター。

戻り値の型: HRESULT

各言語での呼び出し定義

// P2PGRAPH.dll
#include <windows.h>

HRESULT PeerGraphDelete(
    LPCWSTR pwzGraphId,
    LPCWSTR pwzPeerId,
    LPCWSTR pwzDatabaseName
);
[DllImport("P2PGRAPH.dll", ExactSpelling = true)]
static extern int PeerGraphDelete(
    [MarshalAs(UnmanagedType.LPWStr)] string pwzGraphId,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string pwzPeerId,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string pwzDatabaseName   // LPCWSTR
);
<DllImport("P2PGRAPH.dll", ExactSpelling:=True)>
Public Shared Function PeerGraphDelete(
    <MarshalAs(UnmanagedType.LPWStr)> pwzGraphId As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> pwzPeerId As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> pwzDatabaseName As String   ' LPCWSTR
) As Integer
End Function
' pwzGraphId : LPCWSTR
' pwzPeerId : LPCWSTR
' pwzDatabaseName : LPCWSTR
Declare PtrSafe Function PeerGraphDelete Lib "p2pgraph" ( _
    ByVal pwzGraphId As LongPtr, _
    ByVal pwzPeerId As LongPtr, _
    ByVal pwzDatabaseName 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

PeerGraphDelete = ctypes.windll.p2pgraph.PeerGraphDelete
PeerGraphDelete.restype = ctypes.c_int
PeerGraphDelete.argtypes = [
    wintypes.LPCWSTR,  # pwzGraphId : LPCWSTR
    wintypes.LPCWSTR,  # pwzPeerId : LPCWSTR
    wintypes.LPCWSTR,  # pwzDatabaseName : LPCWSTR
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2PGRAPH.dll')
PeerGraphDelete = Fiddle::Function.new(
  lib['PeerGraphDelete'],
  [
    Fiddle::TYPE_VOIDP,  # pwzGraphId : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pwzPeerId : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pwzDatabaseName : LPCWSTR
  ],
  Fiddle::TYPE_INT)
#[link(name = "p2pgraph")]
extern "system" {
    fn PeerGraphDelete(
        pwzGraphId: *const u16,  // LPCWSTR
        pwzPeerId: *const u16,  // LPCWSTR
        pwzDatabaseName: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("P2PGRAPH.dll")]
public static extern int PeerGraphDelete([MarshalAs(UnmanagedType.LPWStr)] string pwzGraphId, [MarshalAs(UnmanagedType.LPWStr)] string pwzPeerId, [MarshalAs(UnmanagedType.LPWStr)] string pwzDatabaseName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2PGRAPH_PeerGraphDelete' -Namespace Win32 -PassThru
# $api::PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
#uselib "P2PGRAPH.dll"
#func global PeerGraphDelete "PeerGraphDelete" sptr, sptr, sptr
; PeerGraphDelete pwzGraphId, pwzPeerId, pwzDatabaseName   ; 戻り値は stat
; pwzGraphId : LPCWSTR -> "sptr"
; pwzPeerId : LPCWSTR -> "sptr"
; pwzDatabaseName : LPCWSTR -> "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。
#uselib "P2PGRAPH.dll"
#cfunc global PeerGraphDelete "PeerGraphDelete" wstr, wstr, wstr
; res = PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
; pwzGraphId : LPCWSTR -> "wstr"
; pwzPeerId : LPCWSTR -> "wstr"
; pwzDatabaseName : LPCWSTR -> "wstr"
; HRESULT PeerGraphDelete(LPCWSTR pwzGraphId, LPCWSTR pwzPeerId, LPCWSTR pwzDatabaseName)
#uselib "P2PGRAPH.dll"
#cfunc global PeerGraphDelete "PeerGraphDelete" wstr, wstr, wstr
; res = PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
; pwzGraphId : LPCWSTR -> "wstr"
; pwzPeerId : LPCWSTR -> "wstr"
; pwzDatabaseName : LPCWSTR -> "wstr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	p2pgraph = windows.NewLazySystemDLL("P2PGRAPH.dll")
	procPeerGraphDelete = p2pgraph.NewProc("PeerGraphDelete")
)

// pwzGraphId (LPCWSTR), pwzPeerId (LPCWSTR), pwzDatabaseName (LPCWSTR)
r1, _, err := procPeerGraphDelete.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzGraphId))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzPeerId))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzDatabaseName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function PeerGraphDelete(
  pwzGraphId: PWideChar;   // LPCWSTR
  pwzPeerId: PWideChar;   // LPCWSTR
  pwzDatabaseName: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphDelete';
result := DllCall("P2PGRAPH\PeerGraphDelete"
    , "WStr", pwzGraphId   ; LPCWSTR
    , "WStr", pwzPeerId   ; LPCWSTR
    , "WStr", pwzDatabaseName   ; LPCWSTR
    , "Int")   ; return: HRESULT
●PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName) = DLL("P2PGRAPH.dll", "int PeerGraphDelete(char*, char*, char*)")
# 呼び出し: PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
# pwzGraphId : LPCWSTR -> "char*"
# pwzPeerId : LPCWSTR -> "char*"
# pwzDatabaseName : LPCWSTR -> "char*"
# 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 "p2pgraph" fn PeerGraphDelete(
    pwzGraphId: [*c]const u16, // LPCWSTR
    pwzPeerId: [*c]const u16, // LPCWSTR
    pwzDatabaseName: [*c]const u16 // LPCWSTR
) callconv(std.os.windows.WINAPI) i32;
proc PeerGraphDelete(
    pwzGraphId: WideCString,  # LPCWSTR
    pwzPeerId: WideCString,  # LPCWSTR
    pwzDatabaseName: WideCString  # LPCWSTR
): int32 {.importc: "PeerGraphDelete", stdcall, dynlib: "P2PGRAPH.dll".}
pragma(lib, "p2pgraph");
extern(Windows)
int PeerGraphDelete(
    const(wchar)* pwzGraphId,   // LPCWSTR
    const(wchar)* pwzPeerId,   // LPCWSTR
    const(wchar)* pwzDatabaseName   // LPCWSTR
);
ccall((:PeerGraphDelete, "P2PGRAPH.dll"), stdcall, Int32,
      (Cwstring, Cwstring, Cwstring),
      pwzGraphId, pwzPeerId, pwzDatabaseName)
# pwzGraphId : LPCWSTR -> Cwstring
# pwzPeerId : LPCWSTR -> Cwstring
# pwzDatabaseName : LPCWSTR -> Cwstring
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t PeerGraphDelete(
    const uint16_t* pwzGraphId,
    const uint16_t* pwzPeerId,
    const uint16_t* pwzDatabaseName);
]]
local p2pgraph = ffi.load("p2pgraph")
-- p2pgraph.PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
-- pwzGraphId : LPCWSTR
-- pwzPeerId : LPCWSTR
-- pwzDatabaseName : LPCWSTR
-- 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('P2PGRAPH.dll');
const PeerGraphDelete = lib.func('__stdcall', 'PeerGraphDelete', 'int32_t', ['str16', 'str16', 'str16']);
// PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
// pwzGraphId : LPCWSTR -> 'str16'
// pwzPeerId : LPCWSTR -> 'str16'
// pwzDatabaseName : LPCWSTR -> 'str16'
// 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("P2PGRAPH.dll", {
  PeerGraphDelete: { parameters: ["buffer", "buffer", "buffer"], result: "i32" },
});
// lib.symbols.PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName)
// pwzGraphId : LPCWSTR -> "buffer"
// pwzPeerId : LPCWSTR -> "buffer"
// pwzDatabaseName : LPCWSTR -> "buffer"
// 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 PeerGraphDelete(
    const uint16_t* pwzGraphId,
    const uint16_t* pwzPeerId,
    const uint16_t* pwzDatabaseName);
C, "P2PGRAPH.dll");
// $ffi->PeerGraphDelete(pwzGraphId, pwzPeerId, pwzDatabaseName);
// pwzGraphId : LPCWSTR
// pwzPeerId : LPCWSTR
// pwzDatabaseName : LPCWSTR
// 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 P2pgraph extends StdCallLibrary {
    P2pgraph INSTANCE = Native.load("p2pgraph", P2pgraph.class);
    int PeerGraphDelete(
        WString pwzGraphId,   // LPCWSTR
        WString pwzPeerId,   // LPCWSTR
        WString pwzDatabaseName   // LPCWSTR
    );
}
@[Link("p2pgraph")]
lib LibP2PGRAPH
  fun PeerGraphDelete = PeerGraphDelete(
    pwzGraphId : UInt16*,   # LPCWSTR
    pwzPeerId : UInt16*,   # LPCWSTR
    pwzDatabaseName : UInt16*   # LPCWSTR
  ) : 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 PeerGraphDeleteNative = Int32 Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Utf16>);
typedef PeerGraphDeleteDart = int Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Utf16>);
final PeerGraphDelete = DynamicLibrary.open('P2PGRAPH.dll')
    .lookupFunction<PeerGraphDeleteNative, PeerGraphDeleteDart>('PeerGraphDelete');
// pwzGraphId : LPCWSTR -> Pointer<Utf16>
// pwzPeerId : LPCWSTR -> Pointer<Utf16>
// pwzDatabaseName : LPCWSTR -> Pointer<Utf16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function PeerGraphDelete(
  pwzGraphId: PWideChar;   // LPCWSTR
  pwzPeerId: PWideChar;   // LPCWSTR
  pwzDatabaseName: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphDelete';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "PeerGraphDelete"
  c_PeerGraphDelete :: CWString -> CWString -> CWString -> IO Int32
-- pwzGraphId : LPCWSTR -> CWString
-- pwzPeerId : LPCWSTR -> CWString
-- pwzDatabaseName : LPCWSTR -> CWString
-- 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 peergraphdelete =
  foreign "PeerGraphDelete"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> (ptr uint16_t) @-> returning int32_t)
(* pwzGraphId : LPCWSTR -> (ptr uint16_t) *)
(* pwzPeerId : LPCWSTR -> (ptr uint16_t) *)
(* pwzDatabaseName : LPCWSTR -> (ptr uint16_t) *)
(* 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 p2pgraph (t "P2PGRAPH.dll"))
(cffi:use-foreign-library p2pgraph)

(cffi:defcfun ("PeerGraphDelete" peer-graph-delete :convention :stdcall) :int32
  (pwz-graph-id (:string :encoding :utf-16le))   ; LPCWSTR
  (pwz-peer-id (:string :encoding :utf-16le))   ; LPCWSTR
  (pwz-database-name (:string :encoding :utf-16le)))   ; LPCWSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $PeerGraphDelete = Win32::API::More->new('P2PGRAPH',
    'int PeerGraphDelete(LPCWSTR pwzGraphId, LPCWSTR pwzPeerId, LPCWSTR pwzDatabaseName)');
# my $ret = $PeerGraphDelete->Call($pwzGraphId, $pwzPeerId, $pwzDatabaseName);
# pwzGraphId : LPCWSTR -> LPCWSTR
# pwzPeerId : LPCWSTR -> LPCWSTR
# pwzDatabaseName : LPCWSTR -> LPCWSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。