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QueryDecompressorInformation
関数展開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 QueryDecompressorInformation(
DECOMPRESSOR_HANDLE DecompressorHandle,
COMPRESS_INFORMATION_CLASS CompressInformationClass,
void* CompressInformation,
UINT_PTR CompressInformationSize
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| DecompressorHandle | DECOMPRESSOR_HANDLE | in |
| CompressInformationClass | COMPRESS_INFORMATION_CLASS | in |
| CompressInformation | void* | out |
| CompressInformationSize | UINT_PTR | in |
戻り値の型: BOOL
各言語での呼び出し定義
// Cabinet.dll
#include <windows.h>
BOOL QueryDecompressorInformation(
DECOMPRESSOR_HANDLE DecompressorHandle,
COMPRESS_INFORMATION_CLASS CompressInformationClass,
void* CompressInformation,
UINT_PTR CompressInformationSize
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("Cabinet.dll", SetLastError = true, ExactSpelling = true)]
static extern bool QueryDecompressorInformation(
IntPtr DecompressorHandle, // DECOMPRESSOR_HANDLE
int CompressInformationClass, // COMPRESS_INFORMATION_CLASS
IntPtr CompressInformation, // void* out
UIntPtr CompressInformationSize // UINT_PTR
);<DllImport("Cabinet.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function QueryDecompressorInformation(
DecompressorHandle As IntPtr, ' DECOMPRESSOR_HANDLE
CompressInformationClass As Integer, ' COMPRESS_INFORMATION_CLASS
CompressInformation As IntPtr, ' void* out
CompressInformationSize As UIntPtr ' UINT_PTR
) As Boolean
End Function' DecompressorHandle : DECOMPRESSOR_HANDLE
' CompressInformationClass : COMPRESS_INFORMATION_CLASS
' CompressInformation : void* out
' CompressInformationSize : UINT_PTR
Declare PtrSafe Function QueryDecompressorInformation Lib "cabinet" ( _
ByVal DecompressorHandle 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
QueryDecompressorInformation = ctypes.windll.cabinet.QueryDecompressorInformation
QueryDecompressorInformation.restype = wintypes.BOOL
QueryDecompressorInformation.argtypes = [
wintypes.HANDLE, # DecompressorHandle : DECOMPRESSOR_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')
QueryDecompressorInformation = Fiddle::Function.new(
lib['QueryDecompressorInformation'],
[
Fiddle::TYPE_VOIDP, # DecompressorHandle : DECOMPRESSOR_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 QueryDecompressorInformation(
DecompressorHandle: *mut core::ffi::c_void, // DECOMPRESSOR_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 QueryDecompressorInformation(IntPtr DecompressorHandle, int CompressInformationClass, IntPtr CompressInformation, UIntPtr CompressInformationSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Cabinet_QueryDecompressorInformation' -Namespace Win32 -PassThru
# $api::QueryDecompressorInformation(DecompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)#uselib "Cabinet.dll"
#func global QueryDecompressorInformation "QueryDecompressorInformation" sptr, sptr, sptr, sptr
; QueryDecompressorInformation DecompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize ; 戻り値は stat
; DecompressorHandle : DECOMPRESSOR_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 QueryDecompressorInformation "QueryDecompressorInformation" sptr, int, sptr, sptr
; res = QueryDecompressorInformation(DecompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
; DecompressorHandle : DECOMPRESSOR_HANDLE -> "sptr"
; CompressInformationClass : COMPRESS_INFORMATION_CLASS -> "int"
; CompressInformation : void* out -> "sptr"
; CompressInformationSize : UINT_PTR -> "sptr"; BOOL QueryDecompressorInformation(DECOMPRESSOR_HANDLE DecompressorHandle, COMPRESS_INFORMATION_CLASS CompressInformationClass, void* CompressInformation, UINT_PTR CompressInformationSize)
#uselib "Cabinet.dll"
#cfunc global QueryDecompressorInformation "QueryDecompressorInformation" intptr, int, intptr, intptr
; res = QueryDecompressorInformation(DecompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
; DecompressorHandle : DECOMPRESSOR_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")
procQueryDecompressorInformation = cabinet.NewProc("QueryDecompressorInformation")
)
// DecompressorHandle (DECOMPRESSOR_HANDLE), CompressInformationClass (COMPRESS_INFORMATION_CLASS), CompressInformation (void* out), CompressInformationSize (UINT_PTR)
r1, _, err := procQueryDecompressorInformation.Call(
uintptr(DecompressorHandle),
uintptr(CompressInformationClass),
uintptr(CompressInformation),
uintptr(CompressInformationSize),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction QueryDecompressorInformation(
DecompressorHandle: THandle; // DECOMPRESSOR_HANDLE
CompressInformationClass: Integer; // COMPRESS_INFORMATION_CLASS
CompressInformation: Pointer; // void* out
CompressInformationSize: NativeUInt // UINT_PTR
): BOOL; stdcall;
external 'Cabinet.dll' name 'QueryDecompressorInformation';result := DllCall("Cabinet\QueryDecompressorInformation"
, "Ptr", DecompressorHandle ; DECOMPRESSOR_HANDLE
, "Int", CompressInformationClass ; COMPRESS_INFORMATION_CLASS
, "Ptr", CompressInformation ; void* out
, "UPtr", CompressInformationSize ; UINT_PTR
, "Int") ; return: BOOL●QueryDecompressorInformation(DecompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize) = DLL("Cabinet.dll", "bool QueryDecompressorInformation(void*, int, void*, int)")
# 呼び出し: QueryDecompressorInformation(DecompressorHandle, CompressInformationClass, CompressInformation, CompressInformationSize)
# DecompressorHandle : DECOMPRESSOR_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)。