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CryptCATAdminAcquireContext

関数
指定サブシステムのカタログ管理コンテキストハンドルを取得する。
DLLWINTRUST.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

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

BOOL CryptCATAdminAcquireContext(
    INT_PTR* phCatAdmin,
    const GUID* pgSubsystem,   // optional
    DWORD dwFlags   // optional
);

パラメーター

名前方向説明
phCatAdminINT_PTR*out取得したカタログ管理コンテキストハンドルを受け取る出力ポインタ。
pgSubsystemGUID*inoptional対象サブシステムを示すGUIDへのポインタ。NULLで既定(ドライバ検証)を使用する。
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 CryptCATAdminAcquireContext(
    INT_PTR* phCatAdmin,
    const GUID* pgSubsystem,   // optional
    DWORD dwFlags   // optional
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINTRUST.dll", SetLastError = true, ExactSpelling = true)]
static extern bool CryptCATAdminAcquireContext(
    out IntPtr phCatAdmin,   // INT_PTR* out
    IntPtr pgSubsystem,   // GUID* optional
    uint dwFlags   // DWORD optional
);
<DllImport("WINTRUST.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptCATAdminAcquireContext(
    <Out> ByRef phCatAdmin As IntPtr,   ' INT_PTR* out
    pgSubsystem As IntPtr,   ' GUID* optional
    dwFlags As UInteger   ' DWORD optional
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' phCatAdmin : INT_PTR* out
' pgSubsystem : GUID* optional
' dwFlags : DWORD optional
Declare PtrSafe Function CryptCATAdminAcquireContext Lib "wintrust" ( _
    ByRef phCatAdmin As LongPtr, _
    ByVal pgSubsystem 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

CryptCATAdminAcquireContext = ctypes.windll.wintrust.CryptCATAdminAcquireContext
CryptCATAdminAcquireContext.restype = wintypes.BOOL
CryptCATAdminAcquireContext.argtypes = [
    ctypes.POINTER(ctypes.c_ssize_t),  # phCatAdmin : INT_PTR* out
    ctypes.c_void_p,  # pgSubsystem : GUID* optional
    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')
CryptCATAdminAcquireContext = Fiddle::Function.new(
  lib['CryptCATAdminAcquireContext'],
  [
    Fiddle::TYPE_VOIDP,  # phCatAdmin : INT_PTR* out
    Fiddle::TYPE_VOIDP,  # pgSubsystem : GUID* optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD optional
  ],
  Fiddle::TYPE_INT)
#[link(name = "wintrust")]
extern "system" {
    fn CryptCATAdminAcquireContext(
        phCatAdmin: *mut isize,  // INT_PTR* out
        pgSubsystem: *const GUID,  // GUID* optional
        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 CryptCATAdminAcquireContext(out IntPtr phCatAdmin, IntPtr pgSubsystem, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINTRUST_CryptCATAdminAcquireContext' -Namespace Win32 -PassThru
# $api::CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
#uselib "WINTRUST.dll"
#func global CryptCATAdminAcquireContext "CryptCATAdminAcquireContext" sptr, sptr, sptr
; CryptCATAdminAcquireContext varptr(phCatAdmin), varptr(pgSubsystem), dwFlags   ; 戻り値は stat
; phCatAdmin : INT_PTR* out -> "sptr"
; pgSubsystem : GUID* optional -> "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 CryptCATAdminAcquireContext "CryptCATAdminAcquireContext" var, var, int
; res = CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
; phCatAdmin : INT_PTR* out -> "var"
; pgSubsystem : GUID* optional -> "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 CryptCATAdminAcquireContext(INT_PTR* phCatAdmin, GUID* pgSubsystem, DWORD dwFlags)
#uselib "WINTRUST.dll"
#cfunc global CryptCATAdminAcquireContext "CryptCATAdminAcquireContext" var, var, int
; res = CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
; phCatAdmin : INT_PTR* out -> "var"
; pgSubsystem : GUID* optional -> "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")
	procCryptCATAdminAcquireContext = wintrust.NewProc("CryptCATAdminAcquireContext")
)

// phCatAdmin (INT_PTR* out), pgSubsystem (GUID* optional), dwFlags (DWORD optional)
r1, _, err := procCryptCATAdminAcquireContext.Call(
	uintptr(phCatAdmin),
	uintptr(pgSubsystem),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function CryptCATAdminAcquireContext(
  phCatAdmin: Pointer;   // INT_PTR* out
  pgSubsystem: PGUID;   // GUID* optional
  dwFlags: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'WINTRUST.dll' name 'CryptCATAdminAcquireContext';
result := DllCall("WINTRUST\CryptCATAdminAcquireContext"
    , "Ptr", phCatAdmin   ; INT_PTR* out
    , "Ptr", pgSubsystem   ; GUID* optional
    , "UInt", dwFlags   ; DWORD optional
    , "Int")   ; return: BOOL
●CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags) = DLL("WINTRUST.dll", "bool CryptCATAdminAcquireContext(void*, void*, dword)")
# 呼び出し: CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
# phCatAdmin : INT_PTR* out -> "void*"
# pgSubsystem : GUID* optional -> "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 CryptCATAdminAcquireContext(
    phCatAdmin: [*c]isize, // INT_PTR* out
    pgSubsystem: [*c]GUID, // GUID* optional
    dwFlags: u32 // DWORD optional
) callconv(std.os.windows.WINAPI) i32;
proc CryptCATAdminAcquireContext(
    phCatAdmin: ptr int,  # INT_PTR* out
    pgSubsystem: ptr GUID,  # GUID* optional
    dwFlags: uint32  # DWORD optional
): int32 {.importc: "CryptCATAdminAcquireContext", stdcall, dynlib: "WINTRUST.dll".}
pragma(lib, "wintrust");
extern(Windows)
int CryptCATAdminAcquireContext(
    ptrdiff_t* phCatAdmin,   // INT_PTR* out
    GUID* pgSubsystem,   // GUID* optional
    uint dwFlags   // DWORD optional
);
ccall((:CryptCATAdminAcquireContext, "WINTRUST.dll"), stdcall, Int32,
      (Ptr{Int}, Ptr{GUID}, UInt32),
      phCatAdmin, pgSubsystem, dwFlags)
# phCatAdmin : INT_PTR* out -> Ptr{Int}
# pgSubsystem : GUID* optional -> Ptr{GUID}
# 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 CryptCATAdminAcquireContext(
    intptr_t* phCatAdmin,
    void* pgSubsystem,
    uint32_t dwFlags);
]]
local wintrust = ffi.load("wintrust")
-- wintrust.CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
-- phCatAdmin : INT_PTR* out
-- pgSubsystem : GUID* optional
-- 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 CryptCATAdminAcquireContext = lib.func('__stdcall', 'CryptCATAdminAcquireContext', 'int32_t', ['intptr_t *', 'void *', 'uint32_t']);
// CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
// phCatAdmin : INT_PTR* out -> 'intptr_t *'
// pgSubsystem : GUID* optional -> 'void *'
// 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", {
  CryptCATAdminAcquireContext: { parameters: ["pointer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags)
// phCatAdmin : INT_PTR* out -> "pointer"
// pgSubsystem : GUID* optional -> "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 CryptCATAdminAcquireContext(
    intptr_t* phCatAdmin,
    void* pgSubsystem,
    uint32_t dwFlags);
C, "WINTRUST.dll");
// $ffi->CryptCATAdminAcquireContext(phCatAdmin, pgSubsystem, dwFlags);
// phCatAdmin : INT_PTR* out
// pgSubsystem : GUID* optional
// 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 CryptCATAdminAcquireContext(
        LongByReference phCatAdmin,   // INT_PTR* out
        Pointer pgSubsystem,   // GUID* optional
        int dwFlags   // DWORD optional
    );
}
@[Link("wintrust")]
lib LibWINTRUST
  fun CryptCATAdminAcquireContext = CryptCATAdminAcquireContext(
    phCatAdmin : LibC::SSizeT*,   # INT_PTR* out
    pgSubsystem : GUID*,   # GUID* optional
    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 CryptCATAdminAcquireContextNative = Int32 Function(Pointer<IntPtr>, Pointer<Void>, Uint32);
typedef CryptCATAdminAcquireContextDart = int Function(Pointer<IntPtr>, Pointer<Void>, int);
final CryptCATAdminAcquireContext = DynamicLibrary.open('WINTRUST.dll')
    .lookupFunction<CryptCATAdminAcquireContextNative, CryptCATAdminAcquireContextDart>('CryptCATAdminAcquireContext');
// phCatAdmin : INT_PTR* out -> Pointer<IntPtr>
// pgSubsystem : GUID* optional -> Pointer<Void>
// dwFlags : DWORD optional -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function CryptCATAdminAcquireContext(
  phCatAdmin: Pointer;   // INT_PTR* out
  pgSubsystem: PGUID;   // GUID* optional
  dwFlags: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'WINTRUST.dll' name 'CryptCATAdminAcquireContext';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CryptCATAdminAcquireContext"
  c_CryptCATAdminAcquireContext :: Ptr CIntPtr -> Ptr () -> Word32 -> IO CInt
-- phCatAdmin : INT_PTR* out -> Ptr CIntPtr
-- pgSubsystem : GUID* optional -> Ptr ()
-- 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 cryptcatadminacquirecontext =
  foreign "CryptCATAdminAcquireContext"
    ((ptr intptr_t) @-> (ptr void) @-> uint32_t @-> returning int32_t)
(* phCatAdmin : INT_PTR* out -> (ptr intptr_t) *)
(* pgSubsystem : GUID* optional -> (ptr void) *)
(* 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 ("CryptCATAdminAcquireContext" crypt-catadmin-acquire-context :convention :stdcall) :int32
  (ph-cat-admin :pointer)   ; INT_PTR* out
  (pg-subsystem :pointer)   ; GUID* optional
  (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 $CryptCATAdminAcquireContext = Win32::API::More->new('WINTRUST',
    'BOOL CryptCATAdminAcquireContext(LPVOID phCatAdmin, LPVOID pgSubsystem, DWORD dwFlags)');
# my $ret = $CryptCATAdminAcquireContext->Call($phCatAdmin, $pgSubsystem, $dwFlags);
# phCatAdmin : INT_PTR* out -> LPVOID
# pgSubsystem : GUID* optional -> 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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