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QueryCompressorInformation
関数圧縮器の指定種別のパラメータを照会する。
シグネチャ
// Cabinet.dll
#include <windows.h>
BOOL QueryCompressorInformation(
COMPRESSOR_HANDLE CompressorHandle,
COMPRESS_INFORMATION_CLASS CompressInformationClass,
void* CompressInformation,
UINT_PTR CompressInformationSize
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| CompressorHandle | COMPRESSOR_HANDLE | in | 問い合わせ対象の圧縮ハンドル。 |
| CompressInformationClass | COMPRESS_INFORMATION_CLASS | in | 取得する情報の種別を示すCOMPRESS_INFORMATION_CLASS列挙値。 |
| CompressInformation | void* | out | 取得した値を受け取るバッファへのポインタ。出力用。 |
| CompressInformationSize | UINT_PTR | in | CompressInformationのバイト単位のサイズ。 |
戻り値の型: BOOL
各言語での呼び出し定義
// Cabinet.dll
#include <windows.h>
BOOL QueryCompressorInformation(
COMPRESSOR_HANDLE CompressorHandle,
COMPRESS_INFORMATION_CLASS CompressInformationClass,
void* CompressInformation,
UINT_PTR CompressInformationSize
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("Cabinet.dll", SetLastError = true, ExactSpelling = true)]
static extern bool QueryCompressorInformation(
IntPtr CompressorHandle, // COMPRESSOR_HANDLE
int CompressInformationClass, // COMPRESS_INFORMATION_CLASS
IntPtr CompressInformation, // void* out
UIntPtr CompressInformationSize // UINT_PTR
);<DllImport("Cabinet.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function QueryCompressorInformation(
CompressorHandle As IntPtr, ' COMPRESSOR_HANDLE
CompressInformationClass As Integer, ' COMPRESS_INFORMATION_CLASS
CompressInformation As IntPtr, ' void* out
CompressInformationSize As UIntPtr ' UINT_PTR
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function' CompressorHandle : COMPRESSOR_HANDLE
' CompressInformationClass : COMPRESS_INFORMATION_CLASS
' CompressInformation : void* out
' CompressInformationSize : UINT_PTR
Declare PtrSafe Function QueryCompressorInformation Lib "cabinet" ( _
ByVal CompressorHandle As LongPtr, _
ByVal CompressInformationClass As Long, _
ByVal CompressInformation As LongPtr, _
ByVal CompressInformationSize 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
QueryCompressorInformation = ctypes.windll.cabinet.QueryCompressorInformation
QueryCompressorInformation.restype = wintypes.BOOL
QueryCompressorInformation.argtypes = [
wintypes.HANDLE, # CompressorHandle : COMPRESSOR_HANDLE
ctypes.c_int, # CompressInformationClass : COMPRESS_INFORMATION_CLASS
ctypes.POINTER(None), # CompressInformation : void* out
ctypes.c_size_t, # CompressInformationSize : UINT_PTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('Cabinet.dll')
QueryCompressorInformation = Fiddle::Function.new(
lib['QueryCompressorInformation'],
[
Fiddle::TYPE_VOIDP, # CompressorHandle : COMPRESSOR_HANDLE
Fiddle::TYPE_INT, # CompressInformationClass : COMPRESS_INFORMATION_CLASS
Fiddle::TYPE_VOIDP, # CompressInformation : void* out
Fiddle::TYPE_UINTPTR_T, # CompressInformationSize : UINT_PTR
],
Fiddle::TYPE_INT)#[link(name = "cabinet")]
extern "system" {
fn QueryCompressorInformation(
CompressorHandle: *mut core::ffi::c_void, // COMPRESSOR_HANDLE
CompressInformationClass: i32, // COMPRESS_INFORMATION_CLASS
CompressInformation: *mut (), // void* out
CompressInformationSize: usize // UINT_PTR
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("Cabinet.dll", SetLastError = true)]
public static extern bool QueryCompressorInformation(IntPtr CompressorHandle, int CompressInformationClass, IntPtr CompressInformation, UIntPtr CompressInformationSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Cabinet_QueryCompressorInformation' -Namespace Win32 -PassThru
# $api::QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)#uselib "Cabinet.dll"
#func global QueryCompressorInformation "QueryCompressorInformation" sptr, sptr, sptr, sptr
; QueryCompressorInformation CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize ; 戻り値は stat
; CompressorHandle : COMPRESSOR_HANDLE -> "sptr"
; CompressInformationClass : COMPRESS_INFORMATION_CLASS -> "sptr"
; CompressInformation : void* out -> "sptr"
; CompressInformationSize : UINT_PTR -> "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。#uselib "Cabinet.dll"
#cfunc global QueryCompressorInformation "QueryCompressorInformation" sptr, int, sptr, sptr
; res = QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
; CompressorHandle : COMPRESSOR_HANDLE -> "sptr"
; CompressInformationClass : COMPRESS_INFORMATION_CLASS -> "int"
; CompressInformation : void* out -> "sptr"
; CompressInformationSize : UINT_PTR -> "sptr"; BOOL QueryCompressorInformation(COMPRESSOR_HANDLE CompressorHandle, COMPRESS_INFORMATION_CLASS CompressInformationClass, void* CompressInformation, UINT_PTR CompressInformationSize)
#uselib "Cabinet.dll"
#cfunc global QueryCompressorInformation "QueryCompressorInformation" intptr, int, intptr, intptr
; res = QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
; CompressorHandle : COMPRESSOR_HANDLE -> "intptr"
; CompressInformationClass : COMPRESS_INFORMATION_CLASS -> "int"
; CompressInformation : void* out -> "intptr"
; CompressInformationSize : UINT_PTR -> "intptr"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
cabinet = windows.NewLazySystemDLL("Cabinet.dll")
procQueryCompressorInformation = cabinet.NewProc("QueryCompressorInformation")
)
// CompressorHandle (COMPRESSOR_HANDLE), CompressInformationClass (COMPRESS_INFORMATION_CLASS), CompressInformation (void* out), CompressInformationSize (UINT_PTR)
r1, _, err := procQueryCompressorInformation.Call(
uintptr(CompressorHandle),
uintptr(CompressInformationClass),
uintptr(CompressInformation),
uintptr(CompressInformationSize),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction QueryCompressorInformation(
CompressorHandle: THandle; // COMPRESSOR_HANDLE
CompressInformationClass: Integer; // COMPRESS_INFORMATION_CLASS
CompressInformation: Pointer; // void* out
CompressInformationSize: NativeUInt // UINT_PTR
): BOOL; stdcall;
external 'Cabinet.dll' name 'QueryCompressorInformation';result := DllCall("Cabinet\QueryCompressorInformation"
, "Ptr", CompressorHandle ; COMPRESSOR_HANDLE
, "Int", CompressInformationClass ; COMPRESS_INFORMATION_CLASS
, "Ptr", CompressInformation ; void* out
, "UPtr", CompressInformationSize ; UINT_PTR
, "Int") ; return: BOOL●QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize) = DLL("Cabinet.dll", "bool QueryCompressorInformation(void*, int, void*, int)")
# 呼び出し: QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
# CompressorHandle : COMPRESSOR_HANDLE -> "void*"
# CompressInformationClass : COMPRESS_INFORMATION_CLASS -> "int"
# CompressInformation : void* out -> "void*"
# CompressInformationSize : UINT_PTR -> "int"
# 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 "cabinet" fn QueryCompressorInformation(
CompressorHandle: ?*anyopaque, // COMPRESSOR_HANDLE
CompressInformationClass: i32, // COMPRESS_INFORMATION_CLASS
CompressInformation: ?*anyopaque, // void* out
CompressInformationSize: usize // UINT_PTR
) callconv(std.os.windows.WINAPI) i32;proc QueryCompressorInformation(
CompressorHandle: pointer, # COMPRESSOR_HANDLE
CompressInformationClass: int32, # COMPRESS_INFORMATION_CLASS
CompressInformation: pointer, # void* out
CompressInformationSize: uint # UINT_PTR
): int32 {.importc: "QueryCompressorInformation", stdcall, dynlib: "Cabinet.dll".}pragma(lib, "cabinet");
extern(Windows)
int QueryCompressorInformation(
void* CompressorHandle, // COMPRESSOR_HANDLE
int CompressInformationClass, // COMPRESS_INFORMATION_CLASS
void* CompressInformation, // void* out
size_t CompressInformationSize // UINT_PTR
);ccall((:QueryCompressorInformation, "Cabinet.dll"), stdcall, Int32,
(Ptr{Cvoid}, Int32, Ptr{Cvoid}, Csize_t),
CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
# CompressorHandle : COMPRESSOR_HANDLE -> Ptr{Cvoid}
# CompressInformationClass : COMPRESS_INFORMATION_CLASS -> Int32
# CompressInformation : void* out -> Ptr{Cvoid}
# CompressInformationSize : UINT_PTR -> Csize_t
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t QueryCompressorInformation(
void* CompressorHandle,
int32_t CompressInformationClass,
void* CompressInformation,
uintptr_t CompressInformationSize);
]]
local cabinet = ffi.load("cabinet")
-- cabinet.QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
-- CompressorHandle : COMPRESSOR_HANDLE
-- CompressInformationClass : COMPRESS_INFORMATION_CLASS
-- CompressInformation : void* out
-- CompressInformationSize : UINT_PTR
-- 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('Cabinet.dll');
const QueryCompressorInformation = lib.func('__stdcall', 'QueryCompressorInformation', 'int32_t', ['void *', 'int32_t', 'void *', 'uintptr_t']);
// QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
// CompressorHandle : COMPRESSOR_HANDLE -> 'void *'
// CompressInformationClass : COMPRESS_INFORMATION_CLASS -> 'int32_t'
// CompressInformation : void* out -> 'void *'
// CompressInformationSize : UINT_PTR -> 'uintptr_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("Cabinet.dll", {
QueryCompressorInformation: { parameters: ["pointer", "i32", "pointer", "usize"], result: "i32" },
});
// lib.symbols.QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
// CompressorHandle : COMPRESSOR_HANDLE -> "pointer"
// CompressInformationClass : COMPRESS_INFORMATION_CLASS -> "i32"
// CompressInformation : void* out -> "pointer"
// CompressInformationSize : UINT_PTR -> "usize"
// 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 QueryCompressorInformation(
void* CompressorHandle,
int32_t CompressInformationClass,
void* CompressInformation,
size_t CompressInformationSize);
C, "Cabinet.dll");
// $ffi->QueryCompressorInformation(CompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize);
// CompressorHandle : COMPRESSOR_HANDLE
// CompressInformationClass : COMPRESS_INFORMATION_CLASS
// CompressInformation : void* out
// CompressInformationSize : UINT_PTR
// 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 Cabinet extends StdCallLibrary {
Cabinet INSTANCE = Native.load("cabinet", Cabinet.class);
boolean QueryCompressorInformation(
Pointer CompressorHandle, // COMPRESSOR_HANDLE
int CompressInformationClass, // COMPRESS_INFORMATION_CLASS
Pointer CompressInformation, // void* out
long CompressInformationSize // UINT_PTR
);
}@[Link("cabinet")]
lib LibCabinet
fun QueryCompressorInformation = QueryCompressorInformation(
CompressorHandle : Void*, # COMPRESSOR_HANDLE
CompressInformationClass : Int32, # COMPRESS_INFORMATION_CLASS
CompressInformation : Void*, # void* out
CompressInformationSize : LibC::SizeT # UINT_PTR
) : 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 QueryCompressorInformationNative = Int32 Function(Pointer<Void>, Int32, Pointer<Void>, UintPtr);
typedef QueryCompressorInformationDart = int Function(Pointer<Void>, int, Pointer<Void>, int);
final QueryCompressorInformation = DynamicLibrary.open('Cabinet.dll')
.lookupFunction<QueryCompressorInformationNative, QueryCompressorInformationDart>('QueryCompressorInformation');
// CompressorHandle : COMPRESSOR_HANDLE -> Pointer<Void>
// CompressInformationClass : COMPRESS_INFORMATION_CLASS -> Int32
// CompressInformation : void* out -> Pointer<Void>
// CompressInformationSize : UINT_PTR -> UintPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function QueryCompressorInformation(
CompressorHandle: THandle; // COMPRESSOR_HANDLE
CompressInformationClass: Integer; // COMPRESS_INFORMATION_CLASS
CompressInformation: Pointer; // void* out
CompressInformationSize: NativeUInt // UINT_PTR
): BOOL; stdcall;
external 'Cabinet.dll' name 'QueryCompressorInformation';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "QueryCompressorInformation"
c_QueryCompressorInformation :: Ptr () -> Int32 -> Ptr () -> CUIntPtr -> IO CInt
-- CompressorHandle : COMPRESSOR_HANDLE -> Ptr ()
-- CompressInformationClass : COMPRESS_INFORMATION_CLASS -> Int32
-- CompressInformation : void* out -> Ptr ()
-- CompressInformationSize : UINT_PTR -> CUIntPtr
-- 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 querycompressorinformation =
foreign "QueryCompressorInformation"
((ptr void) @-> int32_t @-> (ptr void) @-> size_t @-> returning int32_t)
(* CompressorHandle : COMPRESSOR_HANDLE -> (ptr void) *)
(* CompressInformationClass : COMPRESS_INFORMATION_CLASS -> int32_t *)
(* CompressInformation : void* out -> (ptr void) *)
(* CompressInformationSize : UINT_PTR -> size_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 cabinet (t "Cabinet.dll"))
(cffi:use-foreign-library cabinet)
(cffi:defcfun ("QueryCompressorInformation" query-compressor-information :convention :stdcall) :int32
(compressor-handle :pointer) ; COMPRESSOR_HANDLE
(compress-information-class :int32) ; COMPRESS_INFORMATION_CLASS
(compress-information :pointer) ; void* out
(compress-information-size :uint64)) ; UINT_PTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $QueryCompressorInformation = Win32::API::More->new('Cabinet',
'BOOL QueryCompressorInformation(HANDLE CompressorHandle, int CompressInformationClass, LPVOID CompressInformation, WPARAM CompressInformationSize)');
# my $ret = $QueryCompressorInformation->Call($CompressorHandle, $CompressInformationClass, $CompressInformation, $CompressInformationSize);
# CompressorHandle : COMPRESSOR_HANDLE -> HANDLE
# CompressInformationClass : COMPRESS_INFORMATION_CLASS -> int
# CompressInformation : void* out -> LPVOID
# CompressInformationSize : UINT_PTR -> WPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。