Win32 API 日本語リファレンス
ホームSystem.Com.Urlmon › CoInternetParseUrl

CoInternetParseUrl

関数
指定した動作に従いURLを解析して正規化や情報抽出を行う。
DLLurlmon.dll呼出規約winapi

シグネチャ

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

HRESULT CoInternetParseUrl(
    LPCWSTR pwzUrl,
    PARSEACTION ParseAction,
    DWORD dwFlags,
    LPWSTR pszResult,
    DWORD cchResult,
    DWORD* pcchResult,
    DWORD dwReserved
);

パラメーター

名前方向説明
pwzUrlLPCWSTRin解析対象のURL文字列。
ParseActionPARSEACTIONin実行する解析処理の種別を示すPARSEACTION値。正規化/ルート抽出等を選ぶ。
dwFlagsDWORDin解析動作を制御するフラグ。現状は0を指定する。
pszResultLPWSTRout解析結果の文字列を書き込む出力バッファへのポインタ。
cchResultDWORDinpszResultバッファのサイズ(文字数単位)。
pcchResultDWORD*out結果の文字数(必要文字数含む)を受け取る出力ポインタ。
dwReservedDWORDin予約パラメータ。0を指定する必要がある。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT CoInternetParseUrl(
    LPCWSTR pwzUrl,
    PARSEACTION ParseAction,
    DWORD dwFlags,
    LPWSTR pszResult,
    DWORD cchResult,
    DWORD* pcchResult,
    DWORD dwReserved
);
[DllImport("urlmon.dll", ExactSpelling = true)]
static extern int CoInternetParseUrl(
    [MarshalAs(UnmanagedType.LPWStr)] string pwzUrl,   // LPCWSTR
    int ParseAction,   // PARSEACTION
    uint dwFlags,   // DWORD
    [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszResult,   // LPWSTR out
    uint cchResult,   // DWORD
    out uint pcchResult,   // DWORD* out
    uint dwReserved   // DWORD
);
<DllImport("urlmon.dll", ExactSpelling:=True)>
Public Shared Function CoInternetParseUrl(
    <MarshalAs(UnmanagedType.LPWStr)> pwzUrl As String,   ' LPCWSTR
    ParseAction As Integer,   ' PARSEACTION
    dwFlags As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> pszResult As System.Text.StringBuilder,   ' LPWSTR out
    cchResult As UInteger,   ' DWORD
    <Out> ByRef pcchResult As UInteger,   ' DWORD* out
    dwReserved As UInteger   ' DWORD
) As Integer
End Function
' pwzUrl : LPCWSTR
' ParseAction : PARSEACTION
' dwFlags : DWORD
' pszResult : LPWSTR out
' cchResult : DWORD
' pcchResult : DWORD* out
' dwReserved : DWORD
Declare PtrSafe Function CoInternetParseUrl Lib "urlmon" ( _
    ByVal pwzUrl As LongPtr, _
    ByVal ParseAction As Long, _
    ByVal dwFlags As Long, _
    ByVal pszResult As LongPtr, _
    ByVal cchResult As Long, _
    ByRef pcchResult As Long, _
    ByVal dwReserved 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

CoInternetParseUrl = ctypes.windll.urlmon.CoInternetParseUrl
CoInternetParseUrl.restype = ctypes.c_int
CoInternetParseUrl.argtypes = [
    wintypes.LPCWSTR,  # pwzUrl : LPCWSTR
    ctypes.c_int,  # ParseAction : PARSEACTION
    wintypes.DWORD,  # dwFlags : DWORD
    wintypes.LPWSTR,  # pszResult : LPWSTR out
    wintypes.DWORD,  # cchResult : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pcchResult : DWORD* out
    wintypes.DWORD,  # dwReserved : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('urlmon.dll')
CoInternetParseUrl = Fiddle::Function.new(
  lib['CoInternetParseUrl'],
  [
    Fiddle::TYPE_VOIDP,  # pwzUrl : LPCWSTR
    Fiddle::TYPE_INT,  # ParseAction : PARSEACTION
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pszResult : LPWSTR out
    -Fiddle::TYPE_INT,  # cchResult : DWORD
    Fiddle::TYPE_VOIDP,  # pcchResult : DWORD* out
    -Fiddle::TYPE_INT,  # dwReserved : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "urlmon")]
extern "system" {
    fn CoInternetParseUrl(
        pwzUrl: *const u16,  // LPCWSTR
        ParseAction: i32,  // PARSEACTION
        dwFlags: u32,  // DWORD
        pszResult: *mut u16,  // LPWSTR out
        cchResult: u32,  // DWORD
        pcchResult: *mut u32,  // DWORD* out
        dwReserved: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("urlmon.dll")]
public static extern int CoInternetParseUrl([MarshalAs(UnmanagedType.LPWStr)] string pwzUrl, int ParseAction, uint dwFlags, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszResult, uint cchResult, out uint pcchResult, uint dwReserved);
"@
$api = Add-Type -MemberDefinition $sig -Name 'urlmon_CoInternetParseUrl' -Namespace Win32 -PassThru
# $api::CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
#uselib "urlmon.dll"
#func global CoInternetParseUrl "CoInternetParseUrl" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; CoInternetParseUrl pwzUrl, ParseAction, dwFlags, varptr(pszResult), cchResult, varptr(pcchResult), dwReserved   ; 戻り値は stat
; pwzUrl : LPCWSTR -> "sptr"
; ParseAction : PARSEACTION -> "sptr"
; dwFlags : DWORD -> "sptr"
; pszResult : LPWSTR out -> "sptr"
; cchResult : DWORD -> "sptr"
; pcchResult : DWORD* out -> "sptr"
; dwReserved : DWORD -> "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 "urlmon.dll"
#cfunc global CoInternetParseUrl "CoInternetParseUrl" wstr, int, int, var, int, var, int
; res = CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
; pwzUrl : LPCWSTR -> "wstr"
; ParseAction : PARSEACTION -> "int"
; dwFlags : DWORD -> "int"
; pszResult : LPWSTR out -> "var"
; cchResult : DWORD -> "int"
; pcchResult : DWORD* out -> "var"
; dwReserved : DWORD -> "int"
; ※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。
出力引数:
; HRESULT CoInternetParseUrl(LPCWSTR pwzUrl, PARSEACTION ParseAction, DWORD dwFlags, LPWSTR pszResult, DWORD cchResult, DWORD* pcchResult, DWORD dwReserved)
#uselib "urlmon.dll"
#cfunc global CoInternetParseUrl "CoInternetParseUrl" wstr, int, int, var, int, var, int
; res = CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
; pwzUrl : LPCWSTR -> "wstr"
; ParseAction : PARSEACTION -> "int"
; dwFlags : DWORD -> "int"
; pszResult : LPWSTR out -> "var"
; cchResult : DWORD -> "int"
; pcchResult : DWORD* out -> "var"
; dwReserved : DWORD -> "int"
; ※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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	urlmon = windows.NewLazySystemDLL("urlmon.dll")
	procCoInternetParseUrl = urlmon.NewProc("CoInternetParseUrl")
)

// pwzUrl (LPCWSTR), ParseAction (PARSEACTION), dwFlags (DWORD), pszResult (LPWSTR out), cchResult (DWORD), pcchResult (DWORD* out), dwReserved (DWORD)
r1, _, err := procCoInternetParseUrl.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwzUrl))),
	uintptr(ParseAction),
	uintptr(dwFlags),
	uintptr(pszResult),
	uintptr(cchResult),
	uintptr(pcchResult),
	uintptr(dwReserved),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function CoInternetParseUrl(
  pwzUrl: PWideChar;   // LPCWSTR
  ParseAction: Integer;   // PARSEACTION
  dwFlags: DWORD;   // DWORD
  pszResult: PWideChar;   // LPWSTR out
  cchResult: DWORD;   // DWORD
  pcchResult: Pointer;   // DWORD* out
  dwReserved: DWORD   // DWORD
): Integer; stdcall;
  external 'urlmon.dll' name 'CoInternetParseUrl';
result := DllCall("urlmon\CoInternetParseUrl"
    , "WStr", pwzUrl   ; LPCWSTR
    , "Int", ParseAction   ; PARSEACTION
    , "UInt", dwFlags   ; DWORD
    , "Ptr", pszResult   ; LPWSTR out
    , "UInt", cchResult   ; DWORD
    , "Ptr", pcchResult   ; DWORD* out
    , "UInt", dwReserved   ; DWORD
    , "Int")   ; return: HRESULT
●CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved) = DLL("urlmon.dll", "int CoInternetParseUrl(char*, int, dword, char*, dword, void*, dword)")
# 呼び出し: CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
# pwzUrl : LPCWSTR -> "char*"
# ParseAction : PARSEACTION -> "int"
# dwFlags : DWORD -> "dword"
# pszResult : LPWSTR out -> "char*"
# cchResult : DWORD -> "dword"
# pcchResult : DWORD* out -> "void*"
# dwReserved : DWORD -> "dword"
# 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 "urlmon" fn CoInternetParseUrl(
    pwzUrl: [*c]const u16, // LPCWSTR
    ParseAction: i32, // PARSEACTION
    dwFlags: u32, // DWORD
    pszResult: [*c]u16, // LPWSTR out
    cchResult: u32, // DWORD
    pcchResult: [*c]u32, // DWORD* out
    dwReserved: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;
proc CoInternetParseUrl(
    pwzUrl: WideCString,  # LPCWSTR
    ParseAction: int32,  # PARSEACTION
    dwFlags: uint32,  # DWORD
    pszResult: ptr uint16,  # LPWSTR out
    cchResult: uint32,  # DWORD
    pcchResult: ptr uint32,  # DWORD* out
    dwReserved: uint32  # DWORD
): int32 {.importc: "CoInternetParseUrl", stdcall, dynlib: "urlmon.dll".}
pragma(lib, "urlmon");
extern(Windows)
int CoInternetParseUrl(
    const(wchar)* pwzUrl,   // LPCWSTR
    int ParseAction,   // PARSEACTION
    uint dwFlags,   // DWORD
    wchar* pszResult,   // LPWSTR out
    uint cchResult,   // DWORD
    uint* pcchResult,   // DWORD* out
    uint dwReserved   // DWORD
);
ccall((:CoInternetParseUrl, "urlmon.dll"), stdcall, Int32,
      (Cwstring, Int32, UInt32, Ptr{UInt16}, UInt32, Ptr{UInt32}, UInt32),
      pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
# pwzUrl : LPCWSTR -> Cwstring
# ParseAction : PARSEACTION -> Int32
# dwFlags : DWORD -> UInt32
# pszResult : LPWSTR out -> Ptr{UInt16}
# cchResult : DWORD -> UInt32
# pcchResult : DWORD* out -> Ptr{UInt32}
# dwReserved : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t CoInternetParseUrl(
    const uint16_t* pwzUrl,
    int32_t ParseAction,
    uint32_t dwFlags,
    uint16_t* pszResult,
    uint32_t cchResult,
    uint32_t* pcchResult,
    uint32_t dwReserved);
]]
local urlmon = ffi.load("urlmon")
-- urlmon.CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
-- pwzUrl : LPCWSTR
-- ParseAction : PARSEACTION
-- dwFlags : DWORD
-- pszResult : LPWSTR out
-- cchResult : DWORD
-- pcchResult : DWORD* out
-- dwReserved : DWORD
-- 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('urlmon.dll');
const CoInternetParseUrl = lib.func('__stdcall', 'CoInternetParseUrl', 'int32_t', ['str16', 'int32_t', 'uint32_t', 'uint16_t *', 'uint32_t', 'uint32_t *', 'uint32_t']);
// CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
// pwzUrl : LPCWSTR -> 'str16'
// ParseAction : PARSEACTION -> 'int32_t'
// dwFlags : DWORD -> 'uint32_t'
// pszResult : LPWSTR out -> 'uint16_t *'
// cchResult : DWORD -> 'uint32_t'
// pcchResult : DWORD* out -> 'uint32_t *'
// dwReserved : DWORD -> 'uint32_t'
// 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("urlmon.dll", {
  CoInternetParseUrl: { parameters: ["buffer", "i32", "u32", "buffer", "u32", "pointer", "u32"], result: "i32" },
});
// lib.symbols.CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved)
// pwzUrl : LPCWSTR -> "buffer"
// ParseAction : PARSEACTION -> "i32"
// dwFlags : DWORD -> "u32"
// pszResult : LPWSTR out -> "buffer"
// cchResult : DWORD -> "u32"
// pcchResult : DWORD* out -> "pointer"
// dwReserved : DWORD -> "u32"
// 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 CoInternetParseUrl(
    const uint16_t* pwzUrl,
    int32_t ParseAction,
    uint32_t dwFlags,
    uint16_t* pszResult,
    uint32_t cchResult,
    uint32_t* pcchResult,
    uint32_t dwReserved);
C, "urlmon.dll");
// $ffi->CoInternetParseUrl(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult, dwReserved);
// pwzUrl : LPCWSTR
// ParseAction : PARSEACTION
// dwFlags : DWORD
// pszResult : LPWSTR out
// cchResult : DWORD
// pcchResult : DWORD* out
// dwReserved : DWORD
// 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 Urlmon extends StdCallLibrary {
    Urlmon INSTANCE = Native.load("urlmon", Urlmon.class);
    int CoInternetParseUrl(
        WString pwzUrl,   // LPCWSTR
        int ParseAction,   // PARSEACTION
        int dwFlags,   // DWORD
        char[] pszResult,   // LPWSTR out
        int cchResult,   // DWORD
        IntByReference pcchResult,   // DWORD* out
        int dwReserved   // DWORD
    );
}
@[Link("urlmon")]
lib Liburlmon
  fun CoInternetParseUrl = CoInternetParseUrl(
    pwzUrl : UInt16*,   # LPCWSTR
    ParseAction : Int32,   # PARSEACTION
    dwFlags : UInt32,   # DWORD
    pszResult : UInt16*,   # LPWSTR out
    cchResult : UInt32,   # DWORD
    pcchResult : UInt32*,   # DWORD* out
    dwReserved : UInt32   # DWORD
  ) : 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 CoInternetParseUrlNative = Int32 Function(Pointer<Utf16>, Int32, Uint32, Pointer<Utf16>, Uint32, Pointer<Uint32>, Uint32);
typedef CoInternetParseUrlDart = int Function(Pointer<Utf16>, int, int, Pointer<Utf16>, int, Pointer<Uint32>, int);
final CoInternetParseUrl = DynamicLibrary.open('urlmon.dll')
    .lookupFunction<CoInternetParseUrlNative, CoInternetParseUrlDart>('CoInternetParseUrl');
// pwzUrl : LPCWSTR -> Pointer<Utf16>
// ParseAction : PARSEACTION -> Int32
// dwFlags : DWORD -> Uint32
// pszResult : LPWSTR out -> Pointer<Utf16>
// cchResult : DWORD -> Uint32
// pcchResult : DWORD* out -> Pointer<Uint32>
// dwReserved : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function CoInternetParseUrl(
  pwzUrl: PWideChar;   // LPCWSTR
  ParseAction: Integer;   // PARSEACTION
  dwFlags: DWORD;   // DWORD
  pszResult: PWideChar;   // LPWSTR out
  cchResult: DWORD;   // DWORD
  pcchResult: Pointer;   // DWORD* out
  dwReserved: DWORD   // DWORD
): Integer; stdcall;
  external 'urlmon.dll' name 'CoInternetParseUrl';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CoInternetParseUrl"
  c_CoInternetParseUrl :: CWString -> Int32 -> Word32 -> CWString -> Word32 -> Ptr Word32 -> Word32 -> IO Int32
-- pwzUrl : LPCWSTR -> CWString
-- ParseAction : PARSEACTION -> Int32
-- dwFlags : DWORD -> Word32
-- pszResult : LPWSTR out -> CWString
-- cchResult : DWORD -> Word32
-- pcchResult : DWORD* out -> Ptr Word32
-- dwReserved : DWORD -> Word32
-- 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 cointernetparseurl =
  foreign "CoInternetParseUrl"
    ((ptr uint16_t) @-> int32_t @-> uint32_t @-> (ptr uint16_t) @-> uint32_t @-> (ptr uint32_t) @-> uint32_t @-> returning int32_t)
(* pwzUrl : LPCWSTR -> (ptr uint16_t) *)
(* ParseAction : PARSEACTION -> int32_t *)
(* dwFlags : DWORD -> uint32_t *)
(* pszResult : LPWSTR out -> (ptr uint16_t) *)
(* cchResult : DWORD -> uint32_t *)
(* pcchResult : DWORD* out -> (ptr uint32_t) *)
(* dwReserved : DWORD -> uint32_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 urlmon (t "urlmon.dll"))
(cffi:use-foreign-library urlmon)

(cffi:defcfun ("CoInternetParseUrl" co-internet-parse-url :convention :stdcall) :int32
  (pwz-url (:string :encoding :utf-16le))   ; LPCWSTR
  (parse-action :int32)   ; PARSEACTION
  (dw-flags :uint32)   ; DWORD
  (psz-result :pointer)   ; LPWSTR out
  (cch-result :uint32)   ; DWORD
  (pcch-result :pointer)   ; DWORD* out
  (dw-reserved :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $CoInternetParseUrl = Win32::API::More->new('urlmon',
    'int CoInternetParseUrl(LPCWSTR pwzUrl, int ParseAction, DWORD dwFlags, LPWSTR pszResult, DWORD cchResult, LPVOID pcchResult, DWORD dwReserved)');
# my $ret = $CoInternetParseUrl->Call($pwzUrl, $ParseAction, $dwFlags, $pszResult, $cchResult, $pcchResult, $dwReserved);
# pwzUrl : LPCWSTR -> LPCWSTR
# ParseAction : PARSEACTION -> int
# dwFlags : DWORD -> DWORD
# pszResult : LPWSTR out -> LPWSTR
# cchResult : DWORD -> DWORD
# pcchResult : DWORD* out -> LPVOID
# dwReserved : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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