ホーム › Networking.WinInet › InternetGetSecurityInfoByURLW

InternetGetSecurityInfoByURLW

関数

指定URLの証明書チェーンとセキュリティフラグを取得する(Unicode版)。

DLLWININET.dll文字セットUnicode (-W)呼出規約winapi

シグネチャ

// WININET.dll  (Unicode / -W)
#include <windows.h>

BOOL InternetGetSecurityInfoByURLW(
    LPCWSTR lpszURL,
    CERT_CHAIN_CONTEXT** ppCertChain,
    DWORD* pdwSecureFlags
);

パラメーター

名前	型	方向
lpszURL	LPCWSTR	in
ppCertChain	CERT_CHAIN_CONTEXT**	out
pdwSecureFlags	DWORD*	out

戻り値の型: BOOL

各言語での呼び出し定義

// WININET.dll  (Unicode / -W)
#include <windows.h>

BOOL InternetGetSecurityInfoByURLW(
    LPCWSTR lpszURL,
    CERT_CHAIN_CONTEXT** ppCertChain,
    DWORD* pdwSecureFlags
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WININET.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern bool InternetGetSecurityInfoByURLW(
    [MarshalAs(UnmanagedType.LPWStr)] string lpszURL,   // LPCWSTR
    IntPtr ppCertChain,   // CERT_CHAIN_CONTEXT** out
    out uint pdwSecureFlags   // DWORD* out
);

<DllImport("WININET.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function InternetGetSecurityInfoByURLW(
    <MarshalAs(UnmanagedType.LPWStr)> lpszURL As String,   ' LPCWSTR
    ppCertChain As IntPtr,   ' CERT_CHAIN_CONTEXT** out
    <Out> ByRef pdwSecureFlags As UInteger   ' DWORD* out
) As Boolean
End Function

' lpszURL : LPCWSTR
' ppCertChain : CERT_CHAIN_CONTEXT** out
' pdwSecureFlags : DWORD* out
Declare PtrSafe Function InternetGetSecurityInfoByURLW Lib "wininet" ( _
    ByVal lpszURL As LongPtr, _
    ByVal ppCertChain As LongPtr, _
    ByRef pdwSecureFlags As Long) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

InternetGetSecurityInfoByURLW = ctypes.windll.wininet.InternetGetSecurityInfoByURLW
InternetGetSecurityInfoByURLW.restype = wintypes.BOOL
InternetGetSecurityInfoByURLW.argtypes = [
    wintypes.LPCWSTR,  # lpszURL : LPCWSTR
    ctypes.c_void_p,  # ppCertChain : CERT_CHAIN_CONTEXT** out
    ctypes.POINTER(wintypes.DWORD),  # pdwSecureFlags : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
InternetGetSecurityInfoByURLW = Fiddle::Function.new(
  lib['InternetGetSecurityInfoByURLW'],
  [
    Fiddle::TYPE_VOIDP,  # lpszURL : LPCWSTR
    Fiddle::TYPE_VOIDP,  # ppCertChain : CERT_CHAIN_CONTEXT** out
    Fiddle::TYPE_VOIDP,  # pdwSecureFlags : DWORD* out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "wininet")]
extern "system" {
    fn InternetGetSecurityInfoByURLW(
        lpszURL: *const u16,  // LPCWSTR
        ppCertChain: *mut *mut CERT_CHAIN_CONTEXT,  // CERT_CHAIN_CONTEXT** out
        pdwSecureFlags: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WININET.dll", CharSet = CharSet.Unicode)]
public static extern bool InternetGetSecurityInfoByURLW([MarshalAs(UnmanagedType.LPWStr)] string lpszURL, IntPtr ppCertChain, out uint pdwSecureFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_InternetGetSecurityInfoByURLW' -Namespace Win32 -PassThru
# $api::InternetGetSecurityInfoByURLW(lpszURL, ppCertChain, pdwSecureFlags)

#uselib "WININET.dll"
#func global InternetGetSecurityInfoByURLW "InternetGetSecurityInfoByURLW" wptr, wptr, wptr
; InternetGetSecurityInfoByURLW lpszURL, varptr(ppCertChain), varptr(pdwSecureFlags)   ; 戻り値は stat
; lpszURL : LPCWSTR -> "wptr"
; ppCertChain : CERT_CHAIN_CONTEXT** out -> "wptr"
; pdwSecureFlags : DWORD* out -> "wptr"
; ※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 "WININET.dll"
#cfunc global InternetGetSecurityInfoByURLW "InternetGetSecurityInfoByURLW" wstr, var, var
; res = InternetGetSecurityInfoByURLW(lpszURL, ppCertChain, pdwSecureFlags)
; lpszURL : LPCWSTR -> "wstr"
; ppCertChain : CERT_CHAIN_CONTEXT** out -> "var"
; pdwSecureFlags : 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 "WININET.dll"
#cfunc global InternetGetSecurityInfoByURLW "InternetGetSecurityInfoByURLW" wstr, sptr, sptr
; res = InternetGetSecurityInfoByURLW(lpszURL, varptr(ppCertChain), varptr(pdwSecureFlags))
; lpszURL : LPCWSTR -> "wstr"
; ppCertChain : CERT_CHAIN_CONTEXT** out -> "sptr"
; pdwSecureFlags : 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:

; BOOL InternetGetSecurityInfoByURLW(LPCWSTR lpszURL, CERT_CHAIN_CONTEXT** ppCertChain, DWORD* pdwSecureFlags)
#uselib "WININET.dll"
#cfunc global InternetGetSecurityInfoByURLW "InternetGetSecurityInfoByURLW" wstr, var, var
; res = InternetGetSecurityInfoByURLW(lpszURL, ppCertChain, pdwSecureFlags)
; lpszURL : LPCWSTR -> "wstr"
; ppCertChain : CERT_CHAIN_CONTEXT** out -> "var"
; pdwSecureFlags : 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。; BOOL InternetGetSecurityInfoByURLW(LPCWSTR lpszURL, CERT_CHAIN_CONTEXT** ppCertChain, DWORD* pdwSecureFlags)
#uselib "WININET.dll"
#cfunc global InternetGetSecurityInfoByURLW "InternetGetSecurityInfoByURLW" wstr, intptr, intptr
; res = InternetGetSecurityInfoByURLW(lpszURL, varptr(ppCertChain), varptr(pdwSecureFlags))
; lpszURL : LPCWSTR -> "wstr"
; ppCertChain : CERT_CHAIN_CONTEXT** out -> "intptr"
; pdwSecureFlags : 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 (
	wininet = windows.NewLazySystemDLL("WININET.dll")
	procInternetGetSecurityInfoByURLW = wininet.NewProc("InternetGetSecurityInfoByURLW")
)

// lpszURL (LPCWSTR), ppCertChain (CERT_CHAIN_CONTEXT** out), pdwSecureFlags (DWORD* out)
r1, _, err := procInternetGetSecurityInfoByURLW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszURL))),
	uintptr(ppCertChain),
	uintptr(pdwSecureFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function InternetGetSecurityInfoByURLW(
  lpszURL: PWideChar;   // LPCWSTR
  ppCertChain: Pointer;   // CERT_CHAIN_CONTEXT** out
  pdwSecureFlags: Pointer   // DWORD* out
): BOOL; stdcall;
  external 'WININET.dll' name 'InternetGetSecurityInfoByURLW';

result := DllCall("WININET\InternetGetSecurityInfoByURLW"
    , "WStr", lpszURL   ; LPCWSTR
    , "Ptr", ppCertChain   ; CERT_CHAIN_CONTEXT** out
    , "Ptr", pdwSecureFlags   ; DWORD* out
    , "Int")   ; return: BOOL

●InternetGetSecurityInfoByURLW(lpszURL, ppCertChain, pdwSecureFlags) = DLL("WININET.dll", "bool InternetGetSecurityInfoByURLW(char*, void*, void*)")
# 呼び出し: InternetGetSecurityInfoByURLW(lpszURL, ppCertChain, pdwSecureFlags)
# lpszURL : LPCWSTR -> "char*"
# ppCertChain : CERT_CHAIN_CONTEXT** out -> "void*"
# pdwSecureFlags : 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。