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CryptCATAdminCalcHashFromFileHandle2

関数
管理コンテキストを使いファイルハンドルからハッシュ値を計算する。
DLLWINTRUST.dll呼出規約winapiSetLastErrorあり対応OSwindows8.0

シグネチャ

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

BOOL CryptCATAdminCalcHashFromFileHandle2(
    INT_PTR hCatAdmin,
    HANDLE hFile,
    DWORD* pcbHash,
    BYTE* pbHash,   // optional
    DWORD dwFlags   // optional
);

パラメーター

名前方向説明
hCatAdminINT_PTRinハッシュアルゴリズムを決定するカタログ管理コンテキストハンドル。
hFileHANDLEinハッシュ値を計算する対象ファイルのハンドル。
pcbHashDWORD*inoutpbHashバッファ長を入出力する。必要なハッシュバイト数が返る。
pbHashBYTE*outoptional計算したハッシュ値を受け取る出力バッファ。NULLでサイズ問い合わせ可。
dwFlagsDWORDoptional予約済みフラグ。通常は0を指定する。

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL CryptCATAdminCalcHashFromFileHandle2(
    INT_PTR hCatAdmin,
    HANDLE hFile,
    DWORD* pcbHash,
    BYTE* pbHash,   // optional
    DWORD dwFlags   // optional
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINTRUST.dll", SetLastError = true, ExactSpelling = true)]
static extern bool CryptCATAdminCalcHashFromFileHandle2(
    IntPtr hCatAdmin,   // INT_PTR
    IntPtr hFile,   // HANDLE
    ref uint pcbHash,   // DWORD* in/out
    IntPtr pbHash,   // BYTE* optional, out
    uint dwFlags   // DWORD optional
);
<DllImport("WINTRUST.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptCATAdminCalcHashFromFileHandle2(
    hCatAdmin As IntPtr,   ' INT_PTR
    hFile As IntPtr,   ' HANDLE
    ByRef pcbHash As UInteger,   ' DWORD* in/out
    pbHash As IntPtr,   ' BYTE* optional, out
    dwFlags As UInteger   ' DWORD optional
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' hCatAdmin : INT_PTR
' hFile : HANDLE
' pcbHash : DWORD* in/out
' pbHash : BYTE* optional, out
' dwFlags : DWORD optional
Declare PtrSafe Function CryptCATAdminCalcHashFromFileHandle2 Lib "wintrust" ( _
    ByVal hCatAdmin As LongPtr, _
    ByVal hFile As LongPtr, _
    ByRef pcbHash As Long, _
    ByVal pbHash As LongPtr, _
    ByVal dwFlags 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

CryptCATAdminCalcHashFromFileHandle2 = ctypes.windll.wintrust.CryptCATAdminCalcHashFromFileHandle2
CryptCATAdminCalcHashFromFileHandle2.restype = wintypes.BOOL
CryptCATAdminCalcHashFromFileHandle2.argtypes = [
    ctypes.c_ssize_t,  # hCatAdmin : INT_PTR
    wintypes.HANDLE,  # hFile : HANDLE
    ctypes.POINTER(wintypes.DWORD),  # pcbHash : DWORD* in/out
    ctypes.POINTER(ctypes.c_ubyte),  # pbHash : BYTE* optional, out
    wintypes.DWORD,  # dwFlags : DWORD optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINTRUST.dll')
CryptCATAdminCalcHashFromFileHandle2 = Fiddle::Function.new(
  lib['CryptCATAdminCalcHashFromFileHandle2'],
  [
    Fiddle::TYPE_INTPTR_T,  # hCatAdmin : INT_PTR
    Fiddle::TYPE_VOIDP,  # hFile : HANDLE
    Fiddle::TYPE_VOIDP,  # pcbHash : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # pbHash : BYTE* optional, out
    -Fiddle::TYPE_INT,  # dwFlags : DWORD optional
  ],
  Fiddle::TYPE_INT)
#[link(name = "wintrust")]
extern "system" {
    fn CryptCATAdminCalcHashFromFileHandle2(
        hCatAdmin: isize,  // INT_PTR
        hFile: *mut core::ffi::c_void,  // HANDLE
        pcbHash: *mut u32,  // DWORD* in/out
        pbHash: *mut u8,  // BYTE* optional, out
        dwFlags: u32  // DWORD optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINTRUST.dll", SetLastError = true)]
public static extern bool CryptCATAdminCalcHashFromFileHandle2(IntPtr hCatAdmin, IntPtr hFile, ref uint pcbHash, IntPtr pbHash, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINTRUST_CryptCATAdminCalcHashFromFileHandle2' -Namespace Win32 -PassThru
# $api::CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
#uselib "WINTRUST.dll"
#func global CryptCATAdminCalcHashFromFileHandle2 "CryptCATAdminCalcHashFromFileHandle2" sptr, sptr, sptr, sptr, sptr
; CryptCATAdminCalcHashFromFileHandle2 hCatAdmin, hFile, varptr(pcbHash), varptr(pbHash), dwFlags   ; 戻り値は stat
; hCatAdmin : INT_PTR -> "sptr"
; hFile : HANDLE -> "sptr"
; pcbHash : DWORD* in/out -> "sptr"
; pbHash : BYTE* optional, out -> "sptr"
; dwFlags : DWORD optional -> "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 "WINTRUST.dll"
#cfunc global CryptCATAdminCalcHashFromFileHandle2 "CryptCATAdminCalcHashFromFileHandle2" sptr, sptr, var, var, int
; res = CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
; hCatAdmin : INT_PTR -> "sptr"
; hFile : HANDLE -> "sptr"
; pcbHash : DWORD* in/out -> "var"
; pbHash : BYTE* optional, out -> "var"
; dwFlags : DWORD optional -> "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:
; BOOL CryptCATAdminCalcHashFromFileHandle2(INT_PTR hCatAdmin, HANDLE hFile, DWORD* pcbHash, BYTE* pbHash, DWORD dwFlags)
#uselib "WINTRUST.dll"
#cfunc global CryptCATAdminCalcHashFromFileHandle2 "CryptCATAdminCalcHashFromFileHandle2" intptr, intptr, var, var, int
; res = CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
; hCatAdmin : INT_PTR -> "intptr"
; hFile : HANDLE -> "intptr"
; pcbHash : DWORD* in/out -> "var"
; pbHash : BYTE* optional, out -> "var"
; dwFlags : DWORD optional -> "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 (
	wintrust = windows.NewLazySystemDLL("WINTRUST.dll")
	procCryptCATAdminCalcHashFromFileHandle2 = wintrust.NewProc("CryptCATAdminCalcHashFromFileHandle2")
)

// hCatAdmin (INT_PTR), hFile (HANDLE), pcbHash (DWORD* in/out), pbHash (BYTE* optional, out), dwFlags (DWORD optional)
r1, _, err := procCryptCATAdminCalcHashFromFileHandle2.Call(
	uintptr(hCatAdmin),
	uintptr(hFile),
	uintptr(pcbHash),
	uintptr(pbHash),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function CryptCATAdminCalcHashFromFileHandle2(
  hCatAdmin: NativeInt;   // INT_PTR
  hFile: THandle;   // HANDLE
  pcbHash: Pointer;   // DWORD* in/out
  pbHash: Pointer;   // BYTE* optional, out
  dwFlags: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'WINTRUST.dll' name 'CryptCATAdminCalcHashFromFileHandle2';
result := DllCall("WINTRUST\CryptCATAdminCalcHashFromFileHandle2"
    , "Ptr", hCatAdmin   ; INT_PTR
    , "Ptr", hFile   ; HANDLE
    , "Ptr", pcbHash   ; DWORD* in/out
    , "Ptr", pbHash   ; BYTE* optional, out
    , "UInt", dwFlags   ; DWORD optional
    , "Int")   ; return: BOOL
●CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags) = DLL("WINTRUST.dll", "bool CryptCATAdminCalcHashFromFileHandle2(int, void*, void*, void*, dword)")
# 呼び出し: CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
# hCatAdmin : INT_PTR -> "int"
# hFile : HANDLE -> "void*"
# pcbHash : DWORD* in/out -> "void*"
# pbHash : BYTE* optional, out -> "void*"
# dwFlags : DWORD optional -> "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 "wintrust" fn CryptCATAdminCalcHashFromFileHandle2(
    hCatAdmin: isize, // INT_PTR
    hFile: ?*anyopaque, // HANDLE
    pcbHash: [*c]u32, // DWORD* in/out
    pbHash: [*c]u8, // BYTE* optional, out
    dwFlags: u32 // DWORD optional
) callconv(std.os.windows.WINAPI) i32;
proc CryptCATAdminCalcHashFromFileHandle2(
    hCatAdmin: int,  # INT_PTR
    hFile: pointer,  # HANDLE
    pcbHash: ptr uint32,  # DWORD* in/out
    pbHash: ptr uint8,  # BYTE* optional, out
    dwFlags: uint32  # DWORD optional
): int32 {.importc: "CryptCATAdminCalcHashFromFileHandle2", stdcall, dynlib: "WINTRUST.dll".}
pragma(lib, "wintrust");
extern(Windows)
int CryptCATAdminCalcHashFromFileHandle2(
    ptrdiff_t hCatAdmin,   // INT_PTR
    void* hFile,   // HANDLE
    uint* pcbHash,   // DWORD* in/out
    ubyte* pbHash,   // BYTE* optional, out
    uint dwFlags   // DWORD optional
);
ccall((:CryptCATAdminCalcHashFromFileHandle2, "WINTRUST.dll"), stdcall, Int32,
      (Int, Ptr{Cvoid}, Ptr{UInt32}, Ptr{UInt8}, UInt32),
      hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
# hCatAdmin : INT_PTR -> Int
# hFile : HANDLE -> Ptr{Cvoid}
# pcbHash : DWORD* in/out -> Ptr{UInt32}
# pbHash : BYTE* optional, out -> Ptr{UInt8}
# dwFlags : DWORD optional -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t CryptCATAdminCalcHashFromFileHandle2(
    intptr_t hCatAdmin,
    void* hFile,
    uint32_t* pcbHash,
    uint8_t* pbHash,
    uint32_t dwFlags);
]]
local wintrust = ffi.load("wintrust")
-- wintrust.CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
-- hCatAdmin : INT_PTR
-- hFile : HANDLE
-- pcbHash : DWORD* in/out
-- pbHash : BYTE* optional, out
-- dwFlags : DWORD optional
-- 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('WINTRUST.dll');
const CryptCATAdminCalcHashFromFileHandle2 = lib.func('__stdcall', 'CryptCATAdminCalcHashFromFileHandle2', 'int32_t', ['intptr_t', 'void *', 'uint32_t *', 'uint8_t *', 'uint32_t']);
// CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
// hCatAdmin : INT_PTR -> 'intptr_t'
// hFile : HANDLE -> 'void *'
// pcbHash : DWORD* in/out -> 'uint32_t *'
// pbHash : BYTE* optional, out -> 'uint8_t *'
// dwFlags : DWORD optional -> '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("WINTRUST.dll", {
  CryptCATAdminCalcHashFromFileHandle2: { parameters: ["isize", "pointer", "pointer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags)
// hCatAdmin : INT_PTR -> "isize"
// hFile : HANDLE -> "pointer"
// pcbHash : DWORD* in/out -> "pointer"
// pbHash : BYTE* optional, out -> "pointer"
// dwFlags : DWORD optional -> "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 CryptCATAdminCalcHashFromFileHandle2(
    intptr_t hCatAdmin,
    void* hFile,
    uint32_t* pcbHash,
    uint8_t* pbHash,
    uint32_t dwFlags);
C, "WINTRUST.dll");
// $ffi->CryptCATAdminCalcHashFromFileHandle2(hCatAdmin, hFile, pcbHash, pbHash, dwFlags);
// hCatAdmin : INT_PTR
// hFile : HANDLE
// pcbHash : DWORD* in/out
// pbHash : BYTE* optional, out
// dwFlags : DWORD optional
// 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 Wintrust extends StdCallLibrary {
    Wintrust INSTANCE = Native.load("wintrust", Wintrust.class);
    boolean CryptCATAdminCalcHashFromFileHandle2(
        long hCatAdmin,   // INT_PTR
        Pointer hFile,   // HANDLE
        IntByReference pcbHash,   // DWORD* in/out
        byte[] pbHash,   // BYTE* optional, out
        int dwFlags   // DWORD optional
    );
}
@[Link("wintrust")]
lib LibWINTRUST
  fun CryptCATAdminCalcHashFromFileHandle2 = CryptCATAdminCalcHashFromFileHandle2(
    hCatAdmin : LibC::SSizeT,   # INT_PTR
    hFile : Void*,   # HANDLE
    pcbHash : UInt32*,   # DWORD* in/out
    pbHash : UInt8*,   # BYTE* optional, out
    dwFlags : UInt32   # DWORD optional
  ) : 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 CryptCATAdminCalcHashFromFileHandle2Native = Int32 Function(IntPtr, Pointer<Void>, Pointer<Uint32>, Pointer<Uint8>, Uint32);
typedef CryptCATAdminCalcHashFromFileHandle2Dart = int Function(int, Pointer<Void>, Pointer<Uint32>, Pointer<Uint8>, int);
final CryptCATAdminCalcHashFromFileHandle2 = DynamicLibrary.open('WINTRUST.dll')
    .lookupFunction<CryptCATAdminCalcHashFromFileHandle2Native, CryptCATAdminCalcHashFromFileHandle2Dart>('CryptCATAdminCalcHashFromFileHandle2');
// hCatAdmin : INT_PTR -> IntPtr
// hFile : HANDLE -> Pointer<Void>
// pcbHash : DWORD* in/out -> Pointer<Uint32>
// pbHash : BYTE* optional, out -> Pointer<Uint8>
// dwFlags : DWORD optional -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function CryptCATAdminCalcHashFromFileHandle2(
  hCatAdmin: NativeInt;   // INT_PTR
  hFile: THandle;   // HANDLE
  pcbHash: Pointer;   // DWORD* in/out
  pbHash: Pointer;   // BYTE* optional, out
  dwFlags: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'WINTRUST.dll' name 'CryptCATAdminCalcHashFromFileHandle2';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CryptCATAdminCalcHashFromFileHandle2"
  c_CryptCATAdminCalcHashFromFileHandle2 :: CIntPtr -> Ptr () -> Ptr Word32 -> Ptr Word8 -> Word32 -> IO CInt
-- hCatAdmin : INT_PTR -> CIntPtr
-- hFile : HANDLE -> Ptr ()
-- pcbHash : DWORD* in/out -> Ptr Word32
-- pbHash : BYTE* optional, out -> Ptr Word8
-- dwFlags : DWORD optional -> 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 cryptcatadmincalchashfromfilehandle2 =
  foreign "CryptCATAdminCalcHashFromFileHandle2"
    (intptr_t @-> (ptr void) @-> (ptr uint32_t) @-> (ptr uint8_t) @-> uint32_t @-> returning int32_t)
(* hCatAdmin : INT_PTR -> intptr_t *)
(* hFile : HANDLE -> (ptr void) *)
(* pcbHash : DWORD* in/out -> (ptr uint32_t) *)
(* pbHash : BYTE* optional, out -> (ptr uint8_t) *)
(* dwFlags : DWORD optional -> 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 wintrust (t "WINTRUST.dll"))
(cffi:use-foreign-library wintrust)

(cffi:defcfun ("CryptCATAdminCalcHashFromFileHandle2" crypt-catadmin-calc-hash-from-file-handle2 :convention :stdcall) :int32
  (h-cat-admin :int64)   ; INT_PTR
  (h-file :pointer)   ; HANDLE
  (pcb-hash :pointer)   ; DWORD* in/out
  (pb-hash :pointer)   ; BYTE* optional, out
  (dw-flags :uint32))   ; DWORD optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $CryptCATAdminCalcHashFromFileHandle2 = Win32::API::More->new('WINTRUST',
    'BOOL CryptCATAdminCalcHashFromFileHandle2(LPARAM hCatAdmin, HANDLE hFile, LPVOID pcbHash, LPVOID pbHash, DWORD dwFlags)');
# my $ret = $CryptCATAdminCalcHashFromFileHandle2->Call($hCatAdmin, $hFile, $pcbHash, $pbHash, $dwFlags);
# hCatAdmin : INT_PTR -> LPARAM
# hFile : HANDLE -> HANDLE
# pcbHash : DWORD* in/out -> LPVOID
# pbHash : BYTE* optional, out -> LPVOID
# dwFlags : DWORD optional -> 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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