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WinHttpGetProxySettingsVersion

関数

WinHTTPプロキシ設定のバージョン番号を取得する。

DLLWINHTTP.dll呼出規約winapi

シグネチャ

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

DWORD WinHttpGetProxySettingsVersion(
    void* hSession,
    DWORD* pdwProxySettingsVersion
);

パラメーター

名前	型	方向
hSession	void*	in
pdwProxySettingsVersion	DWORD*	out

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD WinHttpGetProxySettingsVersion(
    void* hSession,
    DWORD* pdwProxySettingsVersion
);

[DllImport("WINHTTP.dll", ExactSpelling = true)]
static extern uint WinHttpGetProxySettingsVersion(
    IntPtr hSession,   // void*
    out uint pdwProxySettingsVersion   // DWORD* out
);

<DllImport("WINHTTP.dll", ExactSpelling:=True)>
Public Shared Function WinHttpGetProxySettingsVersion(
    hSession As IntPtr,   ' void*
    <Out> ByRef pdwProxySettingsVersion As UInteger   ' DWORD* out
) As UInteger
End Function

' hSession : void*
' pdwProxySettingsVersion : DWORD* out
Declare PtrSafe Function WinHttpGetProxySettingsVersion Lib "winhttp" ( _
    ByVal hSession As LongPtr, _
    ByRef pdwProxySettingsVersion As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WinHttpGetProxySettingsVersion = ctypes.windll.winhttp.WinHttpGetProxySettingsVersion
WinHttpGetProxySettingsVersion.restype = wintypes.DWORD
WinHttpGetProxySettingsVersion.argtypes = [
    ctypes.POINTER(None),  # hSession : void*
    ctypes.POINTER(wintypes.DWORD),  # pdwProxySettingsVersion : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINHTTP.dll')
WinHttpGetProxySettingsVersion = Fiddle::Function.new(
  lib['WinHttpGetProxySettingsVersion'],
  [
    Fiddle::TYPE_VOIDP,  # hSession : void*
    Fiddle::TYPE_VOIDP,  # pdwProxySettingsVersion : DWORD* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "winhttp")]
extern "system" {
    fn WinHttpGetProxySettingsVersion(
        hSession: *mut (),  // void*
        pdwProxySettingsVersion: *mut u32  // DWORD* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINHTTP.dll")]
public static extern uint WinHttpGetProxySettingsVersion(IntPtr hSession, out uint pdwProxySettingsVersion);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINHTTP_WinHttpGetProxySettingsVersion' -Namespace Win32 -PassThru
# $api::WinHttpGetProxySettingsVersion(hSession, pdwProxySettingsVersion)

#uselib "WINHTTP.dll"
#func global WinHttpGetProxySettingsVersion "WinHttpGetProxySettingsVersion" sptr, sptr
; WinHttpGetProxySettingsVersion hSession, varptr(pdwProxySettingsVersion)   ; 戻り値は stat
; hSession : void* -> "sptr"
; pdwProxySettingsVersion : DWORD* 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 "WINHTTP.dll"
#cfunc global WinHttpGetProxySettingsVersion "WinHttpGetProxySettingsVersion" sptr, var
; res = WinHttpGetProxySettingsVersion(hSession, pdwProxySettingsVersion)
; hSession : void* -> "sptr"
; pdwProxySettingsVersion : DWORD* 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 "WINHTTP.dll"
#cfunc global WinHttpGetProxySettingsVersion "WinHttpGetProxySettingsVersion" sptr, sptr
; res = WinHttpGetProxySettingsVersion(hSession, varptr(pdwProxySettingsVersion))
; hSession : void* -> "sptr"
; pdwProxySettingsVersion : DWORD* 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 WinHttpGetProxySettingsVersion(void* hSession, DWORD* pdwProxySettingsVersion)
#uselib "WINHTTP.dll"
#cfunc global WinHttpGetProxySettingsVersion "WinHttpGetProxySettingsVersion" intptr, var
; res = WinHttpGetProxySettingsVersion(hSession, pdwProxySettingsVersion)
; hSession : void* -> "intptr"
; pdwProxySettingsVersion : DWORD* 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 WinHttpGetProxySettingsVersion(void* hSession, DWORD* pdwProxySettingsVersion)
#uselib "WINHTTP.dll"
#cfunc global WinHttpGetProxySettingsVersion "WinHttpGetProxySettingsVersion" intptr, intptr
; res = WinHttpGetProxySettingsVersion(hSession, varptr(pdwProxySettingsVersion))
; hSession : void* -> "intptr"
; pdwProxySettingsVersion : DWORD* 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 (
	winhttp = windows.NewLazySystemDLL("WINHTTP.dll")
	procWinHttpGetProxySettingsVersion = winhttp.NewProc("WinHttpGetProxySettingsVersion")
)

// hSession (void*), pdwProxySettingsVersion (DWORD* out)
r1, _, err := procWinHttpGetProxySettingsVersion.Call(
	uintptr(hSession),
	uintptr(pdwProxySettingsVersion),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function WinHttpGetProxySettingsVersion(
  hSession: Pointer;   // void*
  pdwProxySettingsVersion: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'WINHTTP.dll' name 'WinHttpGetProxySettingsVersion';

result := DllCall("WINHTTP\WinHttpGetProxySettingsVersion"
    , "Ptr", hSession   ; void*
    , "Ptr", pdwProxySettingsVersion   ; DWORD* out
    , "UInt")   ; return: DWORD

●WinHttpGetProxySettingsVersion(hSession, pdwProxySettingsVersion) = DLL("WINHTTP.dll", "dword WinHttpGetProxySettingsVersion(void*, void*)")
# 呼び出し: WinHttpGetProxySettingsVersion(hSession, pdwProxySettingsVersion)
# hSession : void* -> "void*"
# pdwProxySettingsVersion : DWORD* 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)。