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CryptCATGetAttrInfo

関数

指定したカタログメンバーの属性情報を参照タグで取得する。

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>

CRYPTCATATTRIBUTE* CryptCATGetAttrInfo(
    HANDLE hCatalog,
    CRYPTCATMEMBER* pCatMember,
    LPWSTR pwszReferenceTag
);

パラメーター

名前	型	方向
hCatalog	HANDLE	in
pCatMember	CRYPTCATMEMBER*	inout
pwszReferenceTag	LPWSTR	in

戻り値の型: CRYPTCATATTRIBUTE*

各言語での呼び出し定義

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

CRYPTCATATTRIBUTE* CryptCATGetAttrInfo(
    HANDLE hCatalog,
    CRYPTCATMEMBER* pCatMember,
    LPWSTR pwszReferenceTag
);

[DllImport("WINTRUST.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr CryptCATGetAttrInfo(
    IntPtr hCatalog,   // HANDLE
    IntPtr pCatMember,   // CRYPTCATMEMBER* in/out
    [MarshalAs(UnmanagedType.LPWStr)] string pwszReferenceTag   // LPWSTR
);

<DllImport("WINTRUST.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptCATGetAttrInfo(
    hCatalog As IntPtr,   ' HANDLE
    pCatMember As IntPtr,   ' CRYPTCATMEMBER* in/out
    <MarshalAs(UnmanagedType.LPWStr)> pwszReferenceTag As String   ' LPWSTR
) As IntPtr
End Function

' hCatalog : HANDLE
' pCatMember : CRYPTCATMEMBER* in/out
' pwszReferenceTag : LPWSTR
Declare PtrSafe Function CryptCATGetAttrInfo Lib "wintrust" ( _
    ByVal hCatalog As LongPtr, _
    ByVal pCatMember As LongPtr, _
    ByVal pwszReferenceTag As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CryptCATGetAttrInfo = ctypes.windll.wintrust.CryptCATGetAttrInfo
CryptCATGetAttrInfo.restype = ctypes.c_void_p
CryptCATGetAttrInfo.argtypes = [
    wintypes.HANDLE,  # hCatalog : HANDLE
    ctypes.c_void_p,  # pCatMember : CRYPTCATMEMBER* in/out
    wintypes.LPCWSTR,  # pwszReferenceTag : LPWSTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINTRUST.dll')
CryptCATGetAttrInfo = Fiddle::Function.new(
  lib['CryptCATGetAttrInfo'],
  [
    Fiddle::TYPE_VOIDP,  # hCatalog : HANDLE
    Fiddle::TYPE_VOIDP,  # pCatMember : CRYPTCATMEMBER* in/out
    Fiddle::TYPE_VOIDP,  # pwszReferenceTag : LPWSTR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "wintrust")]
extern "system" {
    fn CryptCATGetAttrInfo(
        hCatalog: *mut core::ffi::c_void,  // HANDLE
        pCatMember: *mut CRYPTCATMEMBER,  // CRYPTCATMEMBER* in/out
        pwszReferenceTag: *mut u16  // LPWSTR
    ) -> *mut CRYPTCATATTRIBUTE;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINTRUST.dll", SetLastError = true)]
public static extern IntPtr CryptCATGetAttrInfo(IntPtr hCatalog, IntPtr pCatMember, [MarshalAs(UnmanagedType.LPWStr)] string pwszReferenceTag);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINTRUST_CryptCATGetAttrInfo' -Namespace Win32 -PassThru
# $api::CryptCATGetAttrInfo(hCatalog, pCatMember, pwszReferenceTag)

#uselib "WINTRUST.dll"
#func global CryptCATGetAttrInfo "CryptCATGetAttrInfo" sptr, sptr, sptr
; CryptCATGetAttrInfo hCatalog, varptr(pCatMember), pwszReferenceTag   ; 戻り値は stat
; hCatalog : HANDLE -> "sptr"
; pCatMember : CRYPTCATMEMBER* in/out -> "sptr"
; pwszReferenceTag : LPWSTR -> "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 CryptCATGetAttrInfo "CryptCATGetAttrInfo" sptr, var, wstr
; res = CryptCATGetAttrInfo(hCatalog, pCatMember, pwszReferenceTag)
; hCatalog : HANDLE -> "sptr"
; pCatMember : CRYPTCATMEMBER* in/out -> "var"
; pwszReferenceTag : LPWSTR -> "wstr"
; ※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。#uselib "WINTRUST.dll"
#cfunc global CryptCATGetAttrInfo "CryptCATGetAttrInfo" sptr, sptr, wstr
; res = CryptCATGetAttrInfo(hCatalog, varptr(pCatMember), pwszReferenceTag)
; hCatalog : HANDLE -> "sptr"
; pCatMember : CRYPTCATMEMBER* in/out -> "sptr"
; pwszReferenceTag : LPWSTR -> "wstr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; CRYPTCATATTRIBUTE* CryptCATGetAttrInfo(HANDLE hCatalog, CRYPTCATMEMBER* pCatMember, LPWSTR pwszReferenceTag)
#uselib "WINTRUST.dll"
#cfunc global CryptCATGetAttrInfo "CryptCATGetAttrInfo" intptr, var, wstr
; res = CryptCATGetAttrInfo(hCatalog, pCatMember, pwszReferenceTag)
; hCatalog : HANDLE -> "intptr"
; pCatMember : CRYPTCATMEMBER* in/out -> "var"
; pwszReferenceTag : LPWSTR -> "wstr"
; ※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。; CRYPTCATATTRIBUTE* CryptCATGetAttrInfo(HANDLE hCatalog, CRYPTCATMEMBER* pCatMember, LPWSTR pwszReferenceTag)
#uselib "WINTRUST.dll"
#cfunc global CryptCATGetAttrInfo "CryptCATGetAttrInfo" intptr, intptr, wstr
; res = CryptCATGetAttrInfo(hCatalog, varptr(pCatMember), pwszReferenceTag)
; hCatalog : HANDLE -> "intptr"
; pCatMember : CRYPTCATMEMBER* in/out -> "intptr"
; pwszReferenceTag : LPWSTR -> "wstr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	wintrust = windows.NewLazySystemDLL("WINTRUST.dll")
	procCryptCATGetAttrInfo = wintrust.NewProc("CryptCATGetAttrInfo")
)

// hCatalog (HANDLE), pCatMember (CRYPTCATMEMBER* in/out), pwszReferenceTag (LPWSTR)
r1, _, err := procCryptCATGetAttrInfo.Call(
	uintptr(hCatalog),
	uintptr(pCatMember),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszReferenceTag))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CRYPTCATATTRIBUTE*

function CryptCATGetAttrInfo(
  hCatalog: THandle;   // HANDLE
  pCatMember: Pointer;   // CRYPTCATMEMBER* in/out
  pwszReferenceTag: PWideChar   // LPWSTR
): Pointer; stdcall;
  external 'WINTRUST.dll' name 'CryptCATGetAttrInfo';

result := DllCall("WINTRUST\CryptCATGetAttrInfo"
    , "Ptr", hCatalog   ; HANDLE
    , "Ptr", pCatMember   ; CRYPTCATMEMBER* in/out
    , "WStr", pwszReferenceTag   ; LPWSTR
    , "Ptr")   ; return: CRYPTCATATTRIBUTE*

●CryptCATGetAttrInfo(hCatalog, pCatMember, pwszReferenceTag) = DLL("WINTRUST.dll", "void* CryptCATGetAttrInfo(void*, void*, char*)")
# 呼び出し: CryptCATGetAttrInfo(hCatalog, pCatMember, pwszReferenceTag)
# hCatalog : HANDLE -> "void*"
# pCatMember : CRYPTCATMEMBER* in/out -> "void*"
# pwszReferenceTag : LPWSTR -> "char*"
# 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)。