ホーム › Networking.WinInet › InternetConvertUrlFromWireToWideChar

InternetConvertUrlFromWireToWideChar

関数

ワイヤ形式URLをワイド文字URLへ変換する。

DLLWININET.dll呼出規約winapi

シグネチャ

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

DWORD InternetConvertUrlFromWireToWideChar(
    LPCSTR pcszUrl,
    DWORD cchUrl,
    LPCWSTR pcwszBaseUrl,
    DWORD dwCodePageHost,
    DWORD dwCodePagePath,
    BOOL fEncodePathExtra,
    DWORD dwCodePageExtra,
    LPWSTR* ppwszConvertedUrl
);

パラメーター

名前	型	方向	説明
pcszUrl	LPCSTR	in	変換元のワイヤ形式(バイト列)URLを示すANSI文字列。
cchUrl	DWORD	in	pcszUrlの長さ(バイト)。
pcwszBaseUrl	LPCWSTR	in	相対URL解決に使う基準URLを示すUnicode文字列。NULL可。
dwCodePageHost	DWORD	in	ホスト部分のデコードに使うコードページ。
dwCodePagePath	DWORD	in	パス部分のデコードに使うコードページ。
fEncodePathExtra	BOOL	in	パス以降の余分部分をエンコードするかを示すBOOL。
dwCodePageExtra	DWORD	in	余分部分(クエリ等)のデコードに使うコードページ。
ppwszConvertedUrl	LPWSTR*	out	変換後のUnicode URL文字列のポインタを受け取るLPWSTR*。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD InternetConvertUrlFromWireToWideChar(
    LPCSTR pcszUrl,
    DWORD cchUrl,
    LPCWSTR pcwszBaseUrl,
    DWORD dwCodePageHost,
    DWORD dwCodePagePath,
    BOOL fEncodePathExtra,
    DWORD dwCodePageExtra,
    LPWSTR* ppwszConvertedUrl
);

[DllImport("WININET.dll", ExactSpelling = true)]
static extern uint InternetConvertUrlFromWireToWideChar(
    [MarshalAs(UnmanagedType.LPStr)] string pcszUrl,   // LPCSTR
    uint cchUrl,   // DWORD
    [MarshalAs(UnmanagedType.LPWStr)] string pcwszBaseUrl,   // LPCWSTR
    uint dwCodePageHost,   // DWORD
    uint dwCodePagePath,   // DWORD
    bool fEncodePathExtra,   // BOOL
    uint dwCodePageExtra,   // DWORD
    IntPtr ppwszConvertedUrl   // LPWSTR* out
);

<DllImport("WININET.dll", ExactSpelling:=True)>
Public Shared Function InternetConvertUrlFromWireToWideChar(
    <MarshalAs(UnmanagedType.LPStr)> pcszUrl As String,   ' LPCSTR
    cchUrl As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> pcwszBaseUrl As String,   ' LPCWSTR
    dwCodePageHost As UInteger,   ' DWORD
    dwCodePagePath As UInteger,   ' DWORD
    fEncodePathExtra As Boolean,   ' BOOL
    dwCodePageExtra As UInteger,   ' DWORD
    ppwszConvertedUrl As IntPtr   ' LPWSTR* out
) As UInteger
End Function

' pcszUrl : LPCSTR
' cchUrl : DWORD
' pcwszBaseUrl : LPCWSTR
' dwCodePageHost : DWORD
' dwCodePagePath : DWORD
' fEncodePathExtra : BOOL
' dwCodePageExtra : DWORD
' ppwszConvertedUrl : LPWSTR* out
Declare PtrSafe Function InternetConvertUrlFromWireToWideChar Lib "wininet" ( _
    ByVal pcszUrl As String, _
    ByVal cchUrl As Long, _
    ByVal pcwszBaseUrl As LongPtr, _
    ByVal dwCodePageHost As Long, _
    ByVal dwCodePagePath As Long, _
    ByVal fEncodePathExtra As Long, _
    ByVal dwCodePageExtra As Long, _
    ByVal ppwszConvertedUrl 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

InternetConvertUrlFromWireToWideChar = ctypes.windll.wininet.InternetConvertUrlFromWireToWideChar
InternetConvertUrlFromWireToWideChar.restype = wintypes.DWORD
InternetConvertUrlFromWireToWideChar.argtypes = [
    wintypes.LPCSTR,  # pcszUrl : LPCSTR
    wintypes.DWORD,  # cchUrl : DWORD
    wintypes.LPCWSTR,  # pcwszBaseUrl : LPCWSTR
    wintypes.DWORD,  # dwCodePageHost : DWORD
    wintypes.DWORD,  # dwCodePagePath : DWORD
    wintypes.BOOL,  # fEncodePathExtra : BOOL
    wintypes.DWORD,  # dwCodePageExtra : DWORD
    ctypes.c_void_p,  # ppwszConvertedUrl : LPWSTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WININET.dll')
InternetConvertUrlFromWireToWideChar = Fiddle::Function.new(
  lib['InternetConvertUrlFromWireToWideChar'],
  [
    Fiddle::TYPE_VOIDP,  # pcszUrl : LPCSTR
    -Fiddle::TYPE_INT,  # cchUrl : DWORD
    Fiddle::TYPE_VOIDP,  # pcwszBaseUrl : LPCWSTR
    -Fiddle::TYPE_INT,  # dwCodePageHost : DWORD
    -Fiddle::TYPE_INT,  # dwCodePagePath : DWORD
    Fiddle::TYPE_INT,  # fEncodePathExtra : BOOL
    -Fiddle::TYPE_INT,  # dwCodePageExtra : DWORD
    Fiddle::TYPE_VOIDP,  # ppwszConvertedUrl : LPWSTR* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "wininet")]
extern "system" {
    fn InternetConvertUrlFromWireToWideChar(
        pcszUrl: *const u8,  // LPCSTR
        cchUrl: u32,  // DWORD
        pcwszBaseUrl: *const u16,  // LPCWSTR
        dwCodePageHost: u32,  // DWORD
        dwCodePagePath: u32,  // DWORD
        fEncodePathExtra: i32,  // BOOL
        dwCodePageExtra: u32,  // DWORD
        ppwszConvertedUrl: *mut *mut u16  // LPWSTR* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WININET.dll")]
public static extern uint InternetConvertUrlFromWireToWideChar([MarshalAs(UnmanagedType.LPStr)] string pcszUrl, uint cchUrl, [MarshalAs(UnmanagedType.LPWStr)] string pcwszBaseUrl, uint dwCodePageHost, uint dwCodePagePath, bool fEncodePathExtra, uint dwCodePageExtra, IntPtr ppwszConvertedUrl);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WININET_InternetConvertUrlFromWireToWideChar' -Namespace Win32 -PassThru
# $api::InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)

#uselib "WININET.dll"
#func global InternetConvertUrlFromWireToWideChar "InternetConvertUrlFromWireToWideChar" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; InternetConvertUrlFromWireToWideChar pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, varptr(ppwszConvertedUrl)   ; 戻り値は stat
; pcszUrl : LPCSTR -> "sptr"
; cchUrl : DWORD -> "sptr"
; pcwszBaseUrl : LPCWSTR -> "sptr"
; dwCodePageHost : DWORD -> "sptr"
; dwCodePagePath : DWORD -> "sptr"
; fEncodePathExtra : BOOL -> "sptr"
; dwCodePageExtra : DWORD -> "sptr"
; ppwszConvertedUrl : LPWSTR* 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 "WININET.dll"
#cfunc global InternetConvertUrlFromWireToWideChar "InternetConvertUrlFromWireToWideChar" str, int, wstr, int, int, int, int, var
; res = InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
; pcszUrl : LPCSTR -> "str"
; cchUrl : DWORD -> "int"
; pcwszBaseUrl : LPCWSTR -> "wstr"
; dwCodePageHost : DWORD -> "int"
; dwCodePagePath : DWORD -> "int"
; fEncodePathExtra : BOOL -> "int"
; dwCodePageExtra : DWORD -> "int"
; ppwszConvertedUrl : LPWSTR* 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 InternetConvertUrlFromWireToWideChar "InternetConvertUrlFromWireToWideChar" str, int, wstr, int, int, int, int, sptr
; res = InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, varptr(ppwszConvertedUrl))
; pcszUrl : LPCSTR -> "str"
; cchUrl : DWORD -> "int"
; pcwszBaseUrl : LPCWSTR -> "wstr"
; dwCodePageHost : DWORD -> "int"
; dwCodePagePath : DWORD -> "int"
; fEncodePathExtra : BOOL -> "int"
; dwCodePageExtra : DWORD -> "int"
; ppwszConvertedUrl : LPWSTR* 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 InternetConvertUrlFromWireToWideChar(LPCSTR pcszUrl, DWORD cchUrl, LPCWSTR pcwszBaseUrl, DWORD dwCodePageHost, DWORD dwCodePagePath, BOOL fEncodePathExtra, DWORD dwCodePageExtra, LPWSTR* ppwszConvertedUrl)
#uselib "WININET.dll"
#cfunc global InternetConvertUrlFromWireToWideChar "InternetConvertUrlFromWireToWideChar" str, int, wstr, int, int, int, int, var
; res = InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
; pcszUrl : LPCSTR -> "str"
; cchUrl : DWORD -> "int"
; pcwszBaseUrl : LPCWSTR -> "wstr"
; dwCodePageHost : DWORD -> "int"
; dwCodePagePath : DWORD -> "int"
; fEncodePathExtra : BOOL -> "int"
; dwCodePageExtra : DWORD -> "int"
; ppwszConvertedUrl : LPWSTR* 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 InternetConvertUrlFromWireToWideChar(LPCSTR pcszUrl, DWORD cchUrl, LPCWSTR pcwszBaseUrl, DWORD dwCodePageHost, DWORD dwCodePagePath, BOOL fEncodePathExtra, DWORD dwCodePageExtra, LPWSTR* ppwszConvertedUrl)
#uselib "WININET.dll"
#cfunc global InternetConvertUrlFromWireToWideChar "InternetConvertUrlFromWireToWideChar" str, int, wstr, int, int, int, int, intptr
; res = InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, varptr(ppwszConvertedUrl))
; pcszUrl : LPCSTR -> "str"
; cchUrl : DWORD -> "int"
; pcwszBaseUrl : LPCWSTR -> "wstr"
; dwCodePageHost : DWORD -> "int"
; dwCodePagePath : DWORD -> "int"
; fEncodePathExtra : BOOL -> "int"
; dwCodePageExtra : DWORD -> "int"
; ppwszConvertedUrl : LPWSTR* 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")
	procInternetConvertUrlFromWireToWideChar = wininet.NewProc("InternetConvertUrlFromWireToWideChar")
)

// pcszUrl (LPCSTR), cchUrl (DWORD), pcwszBaseUrl (LPCWSTR), dwCodePageHost (DWORD), dwCodePagePath (DWORD), fEncodePathExtra (BOOL), dwCodePageExtra (DWORD), ppwszConvertedUrl (LPWSTR* out)
r1, _, err := procInternetConvertUrlFromWireToWideChar.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pcszUrl))),
	uintptr(cchUrl),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pcwszBaseUrl))),
	uintptr(dwCodePageHost),
	uintptr(dwCodePagePath),
	uintptr(fEncodePathExtra),
	uintptr(dwCodePageExtra),
	uintptr(ppwszConvertedUrl),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function InternetConvertUrlFromWireToWideChar(
  pcszUrl: PAnsiChar;   // LPCSTR
  cchUrl: DWORD;   // DWORD
  pcwszBaseUrl: PWideChar;   // LPCWSTR
  dwCodePageHost: DWORD;   // DWORD
  dwCodePagePath: DWORD;   // DWORD
  fEncodePathExtra: BOOL;   // BOOL
  dwCodePageExtra: DWORD;   // DWORD
  ppwszConvertedUrl: PPWideChar   // LPWSTR* out
): DWORD; stdcall;
  external 'WININET.dll' name 'InternetConvertUrlFromWireToWideChar';

result := DllCall("WININET\InternetConvertUrlFromWireToWideChar"
    , "AStr", pcszUrl   ; LPCSTR
    , "UInt", cchUrl   ; DWORD
    , "WStr", pcwszBaseUrl   ; LPCWSTR
    , "UInt", dwCodePageHost   ; DWORD
    , "UInt", dwCodePagePath   ; DWORD
    , "Int", fEncodePathExtra   ; BOOL
    , "UInt", dwCodePageExtra   ; DWORD
    , "Ptr", ppwszConvertedUrl   ; LPWSTR* out
    , "UInt")   ; return: DWORD

●InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl) = DLL("WININET.dll", "dword InternetConvertUrlFromWireToWideChar(char*, dword, char*, dword, dword, bool, dword, void*)")
# 呼び出し: InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
# pcszUrl : LPCSTR -> "char*"
# cchUrl : DWORD -> "dword"
# pcwszBaseUrl : LPCWSTR -> "char*"
# dwCodePageHost : DWORD -> "dword"
# dwCodePagePath : DWORD -> "dword"
# fEncodePathExtra : BOOL -> "bool"
# dwCodePageExtra : DWORD -> "dword"
# ppwszConvertedUrl : LPWSTR* 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)。

const std = @import("std");

extern "wininet" fn InternetConvertUrlFromWireToWideChar(
    pcszUrl: [*c]const u8, // LPCSTR
    cchUrl: u32, // DWORD
    pcwszBaseUrl: [*c]const u16, // LPCWSTR
    dwCodePageHost: u32, // DWORD
    dwCodePagePath: u32, // DWORD
    fEncodePathExtra: i32, // BOOL
    dwCodePageExtra: u32, // DWORD
    ppwszConvertedUrl: [*c][*c]u16 // LPWSTR* out
) callconv(std.os.windows.WINAPI) u32;

proc InternetConvertUrlFromWireToWideChar(
    pcszUrl: cstring,  # LPCSTR
    cchUrl: uint32,  # DWORD
    pcwszBaseUrl: WideCString,  # LPCWSTR
    dwCodePageHost: uint32,  # DWORD
    dwCodePagePath: uint32,  # DWORD
    fEncodePathExtra: int32,  # BOOL
    dwCodePageExtra: uint32,  # DWORD
    ppwszConvertedUrl: ptr WideCString  # LPWSTR* out
): uint32 {.importc: "InternetConvertUrlFromWireToWideChar", stdcall, dynlib: "WININET.dll".}

pragma(lib, "wininet");
extern(Windows)
uint InternetConvertUrlFromWireToWideChar(
    const(char)* pcszUrl,   // LPCSTR
    uint cchUrl,   // DWORD
    const(wchar)* pcwszBaseUrl,   // LPCWSTR
    uint dwCodePageHost,   // DWORD
    uint dwCodePagePath,   // DWORD
    int fEncodePathExtra,   // BOOL
    uint dwCodePageExtra,   // DWORD
    wchar** ppwszConvertedUrl   // LPWSTR* out
);

ccall((:InternetConvertUrlFromWireToWideChar, "WININET.dll"), stdcall, UInt32,
      (Cstring, UInt32, Cwstring, UInt32, UInt32, Int32, UInt32, Ptr{Ptr{UInt16}}),
      pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
# pcszUrl : LPCSTR -> Cstring
# cchUrl : DWORD -> UInt32
# pcwszBaseUrl : LPCWSTR -> Cwstring
# dwCodePageHost : DWORD -> UInt32
# dwCodePagePath : DWORD -> UInt32
# fEncodePathExtra : BOOL -> Int32
# dwCodePageExtra : DWORD -> UInt32
# ppwszConvertedUrl : LPWSTR* out -> Ptr{Ptr{UInt16}}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t InternetConvertUrlFromWireToWideChar(
    const char* pcszUrl,
    uint32_t cchUrl,
    const uint16_t* pcwszBaseUrl,
    uint32_t dwCodePageHost,
    uint32_t dwCodePagePath,
    int32_t fEncodePathExtra,
    uint32_t dwCodePageExtra,
    uint16_t** ppwszConvertedUrl);
]]
local wininet = ffi.load("wininet")
-- wininet.InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
-- pcszUrl : LPCSTR
-- cchUrl : DWORD
-- pcwszBaseUrl : LPCWSTR
-- dwCodePageHost : DWORD
-- dwCodePagePath : DWORD
-- fEncodePathExtra : BOOL
-- dwCodePageExtra : DWORD
-- ppwszConvertedUrl : LPWSTR* out
-- 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('WININET.dll');
const InternetConvertUrlFromWireToWideChar = lib.func('__stdcall', 'InternetConvertUrlFromWireToWideChar', 'uint32_t', ['str', 'uint32_t', 'str16', 'uint32_t', 'uint32_t', 'int32_t', 'uint32_t', 'void *']);
// InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
// pcszUrl : LPCSTR -> 'str'
// cchUrl : DWORD -> 'uint32_t'
// pcwszBaseUrl : LPCWSTR -> 'str16'
// dwCodePageHost : DWORD -> 'uint32_t'
// dwCodePagePath : DWORD -> 'uint32_t'
// fEncodePathExtra : BOOL -> 'int32_t'
// dwCodePageExtra : DWORD -> 'uint32_t'
// ppwszConvertedUrl : LPWSTR* out -> '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("WININET.dll", {
  InternetConvertUrlFromWireToWideChar: { parameters: ["buffer", "u32", "buffer", "u32", "u32", "i32", "u32", "pointer"], result: "u32" },
});
// lib.symbols.InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl)
// pcszUrl : LPCSTR -> "buffer"
// cchUrl : DWORD -> "u32"
// pcwszBaseUrl : LPCWSTR -> "buffer"
// dwCodePageHost : DWORD -> "u32"
// dwCodePagePath : DWORD -> "u32"
// fEncodePathExtra : BOOL -> "i32"
// dwCodePageExtra : DWORD -> "u32"
// ppwszConvertedUrl : LPWSTR* out -> "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 InternetConvertUrlFromWireToWideChar(
    const char* pcszUrl,
    uint32_t cchUrl,
    const uint16_t* pcwszBaseUrl,
    uint32_t dwCodePageHost,
    uint32_t dwCodePagePath,
    int32_t fEncodePathExtra,
    uint32_t dwCodePageExtra,
    uint16_t** ppwszConvertedUrl);
C, "WININET.dll");
// $ffi->InternetConvertUrlFromWireToWideChar(pcszUrl, cchUrl, pcwszBaseUrl, dwCodePageHost, dwCodePagePath, fEncodePathExtra, dwCodePageExtra, ppwszConvertedUrl);
// pcszUrl : LPCSTR
// cchUrl : DWORD
// pcwszBaseUrl : LPCWSTR
// dwCodePageHost : DWORD
// dwCodePagePath : DWORD
// fEncodePathExtra : BOOL
// dwCodePageExtra : DWORD
// ppwszConvertedUrl : LPWSTR* out
// 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 Wininet extends StdCallLibrary {
    Wininet INSTANCE = Native.load("wininet", Wininet.class);
    int InternetConvertUrlFromWireToWideChar(
        String pcszUrl,   // LPCSTR
        int cchUrl,   // DWORD
        WString pcwszBaseUrl,   // LPCWSTR
        int dwCodePageHost,   // DWORD
        int dwCodePagePath,   // DWORD
        boolean fEncodePathExtra,   // BOOL
        int dwCodePageExtra,   // DWORD
        PointerByReference ppwszConvertedUrl   // LPWSTR* out
    );
}

@[Link("wininet")]
lib LibWININET
  fun InternetConvertUrlFromWireToWideChar = InternetConvertUrlFromWireToWideChar(
    pcszUrl : UInt8*,   # LPCSTR
    cchUrl : UInt32,   # DWORD
    pcwszBaseUrl : UInt16*,   # LPCWSTR
    dwCodePageHost : UInt32,   # DWORD
    dwCodePagePath : UInt32,   # DWORD
    fEncodePathExtra : Int32,   # BOOL
    dwCodePageExtra : UInt32,   # DWORD
    ppwszConvertedUrl : UInt16**   # LPWSTR* out
  ) : 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 InternetConvertUrlFromWireToWideCharNative = Uint32 Function(Pointer<Utf8>, Uint32, Pointer<Utf16>, Uint32, Uint32, Int32, Uint32, Pointer<Pointer<Utf16>>);
typedef InternetConvertUrlFromWireToWideCharDart = int Function(Pointer<Utf8>, int, Pointer<Utf16>, int, int, int, int, Pointer<Pointer<Utf16>>);
final InternetConvertUrlFromWireToWideChar = DynamicLibrary.open('WININET.dll')
    .lookupFunction<InternetConvertUrlFromWireToWideCharNative, InternetConvertUrlFromWireToWideCharDart>('InternetConvertUrlFromWireToWideChar');
// pcszUrl : LPCSTR -> Pointer<Utf8>
// cchUrl : DWORD -> Uint32
// pcwszBaseUrl : LPCWSTR -> Pointer<Utf16>
// dwCodePageHost : DWORD -> Uint32
// dwCodePagePath : DWORD -> Uint32
// fEncodePathExtra : BOOL -> Int32
// dwCodePageExtra : DWORD -> Uint32
// ppwszConvertedUrl : LPWSTR* out -> Pointer<Pointer<Utf16>>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function InternetConvertUrlFromWireToWideChar(
  pcszUrl: PAnsiChar;   // LPCSTR
  cchUrl: DWORD;   // DWORD
  pcwszBaseUrl: PWideChar;   // LPCWSTR
  dwCodePageHost: DWORD;   // DWORD
  dwCodePagePath: DWORD;   // DWORD
  fEncodePathExtra: BOOL;   // BOOL
  dwCodePageExtra: DWORD;   // DWORD
  ppwszConvertedUrl: PPWideChar   // LPWSTR* out
): DWORD; stdcall;
  external 'WININET.dll' name 'InternetConvertUrlFromWireToWideChar';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "InternetConvertUrlFromWireToWideChar"
  c_InternetConvertUrlFromWireToWideChar :: CString -> Word32 -> CWString -> Word32 -> Word32 -> CInt -> Word32 -> Ptr CWString -> IO Word32
-- pcszUrl : LPCSTR -> CString
-- cchUrl : DWORD -> Word32
-- pcwszBaseUrl : LPCWSTR -> CWString
-- dwCodePageHost : DWORD -> Word32
-- dwCodePagePath : DWORD -> Word32
-- fEncodePathExtra : BOOL -> CInt
-- dwCodePageExtra : DWORD -> Word32
-- ppwszConvertedUrl : LPWSTR* out -> Ptr 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 internetconverturlfromwiretowidechar =
  foreign "InternetConvertUrlFromWireToWideChar"
    (string @-> uint32_t @-> (ptr uint16_t) @-> uint32_t @-> uint32_t @-> int32_t @-> uint32_t @-> (ptr (ptr uint16_t)) @-> returning uint32_t)
(* pcszUrl : LPCSTR -> string *)
(* cchUrl : DWORD -> uint32_t *)
(* pcwszBaseUrl : LPCWSTR -> (ptr uint16_t) *)
(* dwCodePageHost : DWORD -> uint32_t *)
(* dwCodePagePath : DWORD -> uint32_t *)
(* fEncodePathExtra : BOOL -> int32_t *)
(* dwCodePageExtra : DWORD -> uint32_t *)
(* ppwszConvertedUrl : LPWSTR* out -> (ptr (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 wininet (t "WININET.dll"))
(cffi:use-foreign-library wininet)

(cffi:defcfun ("InternetConvertUrlFromWireToWideChar" internet-convert-url-from-wire-to-wide-char :convention :stdcall) :uint32
  (pcsz-url :string)   ; LPCSTR
  (cch-url :uint32)   ; DWORD
  (pcwsz-base-url (:string :encoding :utf-16le))   ; LPCWSTR
  (dw-code-page-host :uint32)   ; DWORD
  (dw-code-page-path :uint32)   ; DWORD
  (f-encode-path-extra :int32)   ; BOOL
  (dw-code-page-extra :uint32)   ; DWORD
  (ppwsz-converted-url :pointer))   ; LPWSTR* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $InternetConvertUrlFromWireToWideChar = Win32::API::More->new('WININET',
    'DWORD InternetConvertUrlFromWireToWideChar(LPCSTR pcszUrl, DWORD cchUrl, LPCWSTR pcwszBaseUrl, DWORD dwCodePageHost, DWORD dwCodePagePath, BOOL fEncodePathExtra, DWORD dwCodePageExtra, LPVOID ppwszConvertedUrl)');
# my $ret = $InternetConvertUrlFromWireToWideChar->Call($pcszUrl, $cchUrl, $pcwszBaseUrl, $dwCodePageHost, $dwCodePagePath, $fEncodePathExtra, $dwCodePageExtra, $ppwszConvertedUrl);
# pcszUrl : LPCSTR -> LPCSTR
# cchUrl : DWORD -> DWORD
# pcwszBaseUrl : LPCWSTR -> LPCWSTR
# dwCodePageHost : DWORD -> DWORD
# dwCodePagePath : DWORD -> DWORD
# fEncodePathExtra : BOOL -> BOOL
# dwCodePageExtra : DWORD -> DWORD
# ppwszConvertedUrl : LPWSTR* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。