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DnsConnectionGetProxyList

関数

指定接続に関連付けられたプロキシ一覧を取得する。

DLLDNSAPI.dll呼出規約winapi

シグネチャ

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

DWORD DnsConnectionGetProxyList(
    LPCWSTR pwszConnectionName,
    DNS_CONNECTION_PROXY_LIST* pProxyList
);

パラメーター

名前	型	方向
pwszConnectionName	LPCWSTR	in
pProxyList	DNS_CONNECTION_PROXY_LIST*	out

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD DnsConnectionGetProxyList(
    LPCWSTR pwszConnectionName,
    DNS_CONNECTION_PROXY_LIST* pProxyList
);

[DllImport("DNSAPI.dll", ExactSpelling = true)]
static extern uint DnsConnectionGetProxyList(
    [MarshalAs(UnmanagedType.LPWStr)] string pwszConnectionName,   // LPCWSTR
    IntPtr pProxyList   // DNS_CONNECTION_PROXY_LIST* out
);

<DllImport("DNSAPI.dll", ExactSpelling:=True)>
Public Shared Function DnsConnectionGetProxyList(
    <MarshalAs(UnmanagedType.LPWStr)> pwszConnectionName As String,   ' LPCWSTR
    pProxyList As IntPtr   ' DNS_CONNECTION_PROXY_LIST* out
) As UInteger
End Function

' pwszConnectionName : LPCWSTR
' pProxyList : DNS_CONNECTION_PROXY_LIST* out
Declare PtrSafe Function DnsConnectionGetProxyList Lib "dnsapi" ( _
    ByVal pwszConnectionName As LongPtr, _
    ByVal pProxyList 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

DnsConnectionGetProxyList = ctypes.windll.dnsapi.DnsConnectionGetProxyList
DnsConnectionGetProxyList.restype = wintypes.DWORD
DnsConnectionGetProxyList.argtypes = [
    wintypes.LPCWSTR,  # pwszConnectionName : LPCWSTR
    ctypes.c_void_p,  # pProxyList : DNS_CONNECTION_PROXY_LIST* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DNSAPI.dll')
DnsConnectionGetProxyList = Fiddle::Function.new(
  lib['DnsConnectionGetProxyList'],
  [
    Fiddle::TYPE_VOIDP,  # pwszConnectionName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pProxyList : DNS_CONNECTION_PROXY_LIST* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "dnsapi")]
extern "system" {
    fn DnsConnectionGetProxyList(
        pwszConnectionName: *const u16,  // LPCWSTR
        pProxyList: *mut DNS_CONNECTION_PROXY_LIST  // DNS_CONNECTION_PROXY_LIST* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DNSAPI.dll")]
public static extern uint DnsConnectionGetProxyList([MarshalAs(UnmanagedType.LPWStr)] string pwszConnectionName, IntPtr pProxyList);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DNSAPI_DnsConnectionGetProxyList' -Namespace Win32 -PassThru
# $api::DnsConnectionGetProxyList(pwszConnectionName, pProxyList)

#uselib "DNSAPI.dll"
#func global DnsConnectionGetProxyList "DnsConnectionGetProxyList" sptr, sptr
; DnsConnectionGetProxyList pwszConnectionName, varptr(pProxyList)   ; 戻り値は stat
; pwszConnectionName : LPCWSTR -> "sptr"
; pProxyList : DNS_CONNECTION_PROXY_LIST* 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 "DNSAPI.dll"
#cfunc global DnsConnectionGetProxyList "DnsConnectionGetProxyList" wstr, var
; res = DnsConnectionGetProxyList(pwszConnectionName, pProxyList)
; pwszConnectionName : LPCWSTR -> "wstr"
; pProxyList : DNS_CONNECTION_PROXY_LIST* 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。#uselib "DNSAPI.dll"
#cfunc global DnsConnectionGetProxyList "DnsConnectionGetProxyList" wstr, sptr
; res = DnsConnectionGetProxyList(pwszConnectionName, varptr(pProxyList))
; pwszConnectionName : LPCWSTR -> "wstr"
; pProxyList : DNS_CONNECTION_PROXY_LIST* 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 DnsConnectionGetProxyList(LPCWSTR pwszConnectionName, DNS_CONNECTION_PROXY_LIST* pProxyList)
#uselib "DNSAPI.dll"
#cfunc global DnsConnectionGetProxyList "DnsConnectionGetProxyList" wstr, var
; res = DnsConnectionGetProxyList(pwszConnectionName, pProxyList)
; pwszConnectionName : LPCWSTR -> "wstr"
; pProxyList : DNS_CONNECTION_PROXY_LIST* 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。; DWORD DnsConnectionGetProxyList(LPCWSTR pwszConnectionName, DNS_CONNECTION_PROXY_LIST* pProxyList)
#uselib "DNSAPI.dll"
#cfunc global DnsConnectionGetProxyList "DnsConnectionGetProxyList" wstr, intptr
; res = DnsConnectionGetProxyList(pwszConnectionName, varptr(pProxyList))
; pwszConnectionName : LPCWSTR -> "wstr"
; pProxyList : DNS_CONNECTION_PROXY_LIST* 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 (
	dnsapi = windows.NewLazySystemDLL("DNSAPI.dll")
	procDnsConnectionGetProxyList = dnsapi.NewProc("DnsConnectionGetProxyList")
)

// pwszConnectionName (LPCWSTR), pProxyList (DNS_CONNECTION_PROXY_LIST* out)
r1, _, err := procDnsConnectionGetProxyList.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszConnectionName))),
	uintptr(pProxyList),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DnsConnectionGetProxyList(
  pwszConnectionName: PWideChar;   // LPCWSTR
  pProxyList: Pointer   // DNS_CONNECTION_PROXY_LIST* out
): DWORD; stdcall;
  external 'DNSAPI.dll' name 'DnsConnectionGetProxyList';

result := DllCall("DNSAPI\DnsConnectionGetProxyList"
    , "WStr", pwszConnectionName   ; LPCWSTR
    , "Ptr", pProxyList   ; DNS_CONNECTION_PROXY_LIST* out
    , "UInt")   ; return: DWORD

●DnsConnectionGetProxyList(pwszConnectionName, pProxyList) = DLL("DNSAPI.dll", "dword DnsConnectionGetProxyList(char*, void*)")
# 呼び出し: DnsConnectionGetProxyList(pwszConnectionName, pProxyList)
# pwszConnectionName : LPCWSTR -> "char*"
# pProxyList : DNS_CONNECTION_PROXY_LIST* 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)。