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CryptMsgVerifyCountersignatureEncodedEx

関数

エンコードされた副署名を検証する拡張版関数。

DLLCRYPT32.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// CRYPT32.dll
#include <windows.h>

BOOL CryptMsgVerifyCountersignatureEncodedEx(
    HCRYPTPROV_LEGACY hCryptProv,   // optional
    DWORD dwEncodingType,
    BYTE* pbSignerInfo,
    DWORD cbSignerInfo,
    BYTE* pbSignerInfoCountersignature,
    DWORD cbSignerInfoCountersignature,
    DWORD dwSignerType,
    void* pvSigner,
    DWORD dwFlags,
    void* pvExtra   // optional
);

パラメーター

名前	型	方向
hCryptProv	HCRYPTPROV_LEGACY	inoptional
dwEncodingType	DWORD	in
pbSignerInfo	BYTE*	in
cbSignerInfo	DWORD	in
pbSignerInfoCountersignature	BYTE*	in
cbSignerInfoCountersignature	DWORD	in
dwSignerType	DWORD	in
pvSigner	void*	in
dwFlags	DWORD	in
pvExtra	void*	inoutoptional

戻り値の型: BOOL

各言語での呼び出し定義

// CRYPT32.dll
#include <windows.h>

BOOL CryptMsgVerifyCountersignatureEncodedEx(
    HCRYPTPROV_LEGACY hCryptProv,   // optional
    DWORD dwEncodingType,
    BYTE* pbSignerInfo,
    DWORD cbSignerInfo,
    BYTE* pbSignerInfoCountersignature,
    DWORD cbSignerInfoCountersignature,
    DWORD dwSignerType,
    void* pvSigner,
    DWORD dwFlags,
    void* pvExtra   // optional
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool CryptMsgVerifyCountersignatureEncodedEx(
    UIntPtr hCryptProv,   // HCRYPTPROV_LEGACY optional
    uint dwEncodingType,   // DWORD
    IntPtr pbSignerInfo,   // BYTE*
    uint cbSignerInfo,   // DWORD
    IntPtr pbSignerInfoCountersignature,   // BYTE*
    uint cbSignerInfoCountersignature,   // DWORD
    uint dwSignerType,   // DWORD
    IntPtr pvSigner,   // void*
    uint dwFlags,   // DWORD
    IntPtr pvExtra   // void* optional, in/out
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptMsgVerifyCountersignatureEncodedEx(
    hCryptProv As UIntPtr,   ' HCRYPTPROV_LEGACY optional
    dwEncodingType As UInteger,   ' DWORD
    pbSignerInfo As IntPtr,   ' BYTE*
    cbSignerInfo As UInteger,   ' DWORD
    pbSignerInfoCountersignature As IntPtr,   ' BYTE*
    cbSignerInfoCountersignature As UInteger,   ' DWORD
    dwSignerType As UInteger,   ' DWORD
    pvSigner As IntPtr,   ' void*
    dwFlags As UInteger,   ' DWORD
    pvExtra As IntPtr   ' void* optional, in/out
) As Boolean
End Function

' hCryptProv : HCRYPTPROV_LEGACY optional
' dwEncodingType : DWORD
' pbSignerInfo : BYTE*
' cbSignerInfo : DWORD
' pbSignerInfoCountersignature : BYTE*
' cbSignerInfoCountersignature : DWORD
' dwSignerType : DWORD
' pvSigner : void*
' dwFlags : DWORD
' pvExtra : void* optional, in/out
Declare PtrSafe Function CryptMsgVerifyCountersignatureEncodedEx Lib "crypt32" ( _
    ByVal hCryptProv As LongPtr, _
    ByVal dwEncodingType As Long, _
    ByVal pbSignerInfo As LongPtr, _
    ByVal cbSignerInfo As Long, _
    ByVal pbSignerInfoCountersignature As LongPtr, _
    ByVal cbSignerInfoCountersignature As Long, _
    ByVal dwSignerType As Long, _
    ByVal pvSigner As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal pvExtra 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

CryptMsgVerifyCountersignatureEncodedEx = ctypes.windll.crypt32.CryptMsgVerifyCountersignatureEncodedEx
CryptMsgVerifyCountersignatureEncodedEx.restype = wintypes.BOOL
CryptMsgVerifyCountersignatureEncodedEx.argtypes = [
    ctypes.c_size_t,  # hCryptProv : HCRYPTPROV_LEGACY optional
    wintypes.DWORD,  # dwEncodingType : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbSignerInfo : BYTE*
    wintypes.DWORD,  # cbSignerInfo : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbSignerInfoCountersignature : BYTE*
    wintypes.DWORD,  # cbSignerInfoCountersignature : DWORD
    wintypes.DWORD,  # dwSignerType : DWORD
    ctypes.POINTER(None),  # pvSigner : void*
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.POINTER(None),  # pvExtra : void* optional, in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CryptMsgVerifyCountersignatureEncodedEx = Fiddle::Function.new(
  lib['CryptMsgVerifyCountersignatureEncodedEx'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hCryptProv : HCRYPTPROV_LEGACY optional
    -Fiddle::TYPE_INT,  # dwEncodingType : DWORD
    Fiddle::TYPE_VOIDP,  # pbSignerInfo : BYTE*
    -Fiddle::TYPE_INT,  # cbSignerInfo : DWORD
    Fiddle::TYPE_VOIDP,  # pbSignerInfoCountersignature : BYTE*
    -Fiddle::TYPE_INT,  # cbSignerInfoCountersignature : DWORD
    -Fiddle::TYPE_INT,  # dwSignerType : DWORD
    Fiddle::TYPE_VOIDP,  # pvSigner : void*
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pvExtra : void* optional, in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "crypt32")]
extern "system" {
    fn CryptMsgVerifyCountersignatureEncodedEx(
        hCryptProv: usize,  // HCRYPTPROV_LEGACY optional
        dwEncodingType: u32,  // DWORD
        pbSignerInfo: *mut u8,  // BYTE*
        cbSignerInfo: u32,  // DWORD
        pbSignerInfoCountersignature: *mut u8,  // BYTE*
        cbSignerInfoCountersignature: u32,  // DWORD
        dwSignerType: u32,  // DWORD
        pvSigner: *mut (),  // void*
        dwFlags: u32,  // DWORD
        pvExtra: *mut ()  // void* optional, in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", SetLastError = true)]
public static extern bool CryptMsgVerifyCountersignatureEncodedEx(UIntPtr hCryptProv, uint dwEncodingType, IntPtr pbSignerInfo, uint cbSignerInfo, IntPtr pbSignerInfoCountersignature, uint cbSignerInfoCountersignature, uint dwSignerType, IntPtr pvSigner, uint dwFlags, IntPtr pvExtra);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CryptMsgVerifyCountersignatureEncodedEx' -Namespace Win32 -PassThru
# $api::CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, pbSignerInfo, cbSignerInfo, pbSignerInfoCountersignature, cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra)

#uselib "CRYPT32.dll"
#func global CryptMsgVerifyCountersignatureEncodedEx "CryptMsgVerifyCountersignatureEncodedEx" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; CryptMsgVerifyCountersignatureEncodedEx hCryptProv, dwEncodingType, varptr(pbSignerInfo), cbSignerInfo, varptr(pbSignerInfoCountersignature), cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra   ; 戻り値は stat
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwEncodingType : DWORD -> "sptr"
; pbSignerInfo : BYTE* -> "sptr"
; cbSignerInfo : DWORD -> "sptr"
; pbSignerInfoCountersignature : BYTE* -> "sptr"
; cbSignerInfoCountersignature : DWORD -> "sptr"
; dwSignerType : DWORD -> "sptr"
; pvSigner : void* -> "sptr"
; dwFlags : DWORD -> "sptr"
; pvExtra : void* optional, in/out -> "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 "CRYPT32.dll"
#cfunc global CryptMsgVerifyCountersignatureEncodedEx "CryptMsgVerifyCountersignatureEncodedEx" sptr, int, var, int, var, int, int, sptr, int, sptr
; res = CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, pbSignerInfo, cbSignerInfo, pbSignerInfoCountersignature, cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwEncodingType : DWORD -> "int"
; pbSignerInfo : BYTE* -> "var"
; cbSignerInfo : DWORD -> "int"
; pbSignerInfoCountersignature : BYTE* -> "var"
; cbSignerInfoCountersignature : DWORD -> "int"
; dwSignerType : DWORD -> "int"
; pvSigner : void* -> "sptr"
; dwFlags : DWORD -> "int"
; pvExtra : void* optional, in/out -> "sptr"
; ※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 "CRYPT32.dll"
#cfunc global CryptMsgVerifyCountersignatureEncodedEx "CryptMsgVerifyCountersignatureEncodedEx" sptr, int, sptr, int, sptr, int, int, sptr, int, sptr
; res = CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, varptr(pbSignerInfo), cbSignerInfo, varptr(pbSignerInfoCountersignature), cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwEncodingType : DWORD -> "int"
; pbSignerInfo : BYTE* -> "sptr"
; cbSignerInfo : DWORD -> "int"
; pbSignerInfoCountersignature : BYTE* -> "sptr"
; cbSignerInfoCountersignature : DWORD -> "int"
; dwSignerType : DWORD -> "int"
; pvSigner : void* -> "sptr"
; dwFlags : DWORD -> "int"
; pvExtra : void* optional, in/out -> "sptr"
; ※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:

; BOOL CryptMsgVerifyCountersignatureEncodedEx(HCRYPTPROV_LEGACY hCryptProv, DWORD dwEncodingType, BYTE* pbSignerInfo, DWORD cbSignerInfo, BYTE* pbSignerInfoCountersignature, DWORD cbSignerInfoCountersignature, DWORD dwSignerType, void* pvSigner, DWORD dwFlags, void* pvExtra)
#uselib "CRYPT32.dll"
#cfunc global CryptMsgVerifyCountersignatureEncodedEx "CryptMsgVerifyCountersignatureEncodedEx" intptr, int, var, int, var, int, int, intptr, int, intptr
; res = CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, pbSignerInfo, cbSignerInfo, pbSignerInfoCountersignature, cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "intptr"
; dwEncodingType : DWORD -> "int"
; pbSignerInfo : BYTE* -> "var"
; cbSignerInfo : DWORD -> "int"
; pbSignerInfoCountersignature : BYTE* -> "var"
; cbSignerInfoCountersignature : DWORD -> "int"
; dwSignerType : DWORD -> "int"
; pvSigner : void* -> "intptr"
; dwFlags : DWORD -> "int"
; pvExtra : void* optional, in/out -> "intptr"
; ※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。; BOOL CryptMsgVerifyCountersignatureEncodedEx(HCRYPTPROV_LEGACY hCryptProv, DWORD dwEncodingType, BYTE* pbSignerInfo, DWORD cbSignerInfo, BYTE* pbSignerInfoCountersignature, DWORD cbSignerInfoCountersignature, DWORD dwSignerType, void* pvSigner, DWORD dwFlags, void* pvExtra)
#uselib "CRYPT32.dll"
#cfunc global CryptMsgVerifyCountersignatureEncodedEx "CryptMsgVerifyCountersignatureEncodedEx" intptr, int, intptr, int, intptr, int, int, intptr, int, intptr
; res = CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, varptr(pbSignerInfo), cbSignerInfo, varptr(pbSignerInfoCountersignature), cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "intptr"
; dwEncodingType : DWORD -> "int"
; pbSignerInfo : BYTE* -> "intptr"
; cbSignerInfo : DWORD -> "int"
; pbSignerInfoCountersignature : BYTE* -> "intptr"
; cbSignerInfoCountersignature : DWORD -> "int"
; dwSignerType : DWORD -> "int"
; pvSigner : void* -> "intptr"
; dwFlags : DWORD -> "int"
; pvExtra : void* optional, in/out -> "intptr"
; ※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 (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCryptMsgVerifyCountersignatureEncodedEx = crypt32.NewProc("CryptMsgVerifyCountersignatureEncodedEx")
)

// hCryptProv (HCRYPTPROV_LEGACY optional), dwEncodingType (DWORD), pbSignerInfo (BYTE*), cbSignerInfo (DWORD), pbSignerInfoCountersignature (BYTE*), cbSignerInfoCountersignature (DWORD), dwSignerType (DWORD), pvSigner (void*), dwFlags (DWORD), pvExtra (void* optional, in/out)
r1, _, err := procCryptMsgVerifyCountersignatureEncodedEx.Call(
	uintptr(hCryptProv),
	uintptr(dwEncodingType),
	uintptr(pbSignerInfo),
	uintptr(cbSignerInfo),
	uintptr(pbSignerInfoCountersignature),
	uintptr(cbSignerInfoCountersignature),
	uintptr(dwSignerType),
	uintptr(pvSigner),
	uintptr(dwFlags),
	uintptr(pvExtra),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CryptMsgVerifyCountersignatureEncodedEx(
  hCryptProv: NativeUInt;   // HCRYPTPROV_LEGACY optional
  dwEncodingType: DWORD;   // DWORD
  pbSignerInfo: Pointer;   // BYTE*
  cbSignerInfo: DWORD;   // DWORD
  pbSignerInfoCountersignature: Pointer;   // BYTE*
  cbSignerInfoCountersignature: DWORD;   // DWORD
  dwSignerType: DWORD;   // DWORD
  pvSigner: Pointer;   // void*
  dwFlags: DWORD;   // DWORD
  pvExtra: Pointer   // void* optional, in/out
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CryptMsgVerifyCountersignatureEncodedEx';

result := DllCall("CRYPT32\CryptMsgVerifyCountersignatureEncodedEx"
    , "UPtr", hCryptProv   ; HCRYPTPROV_LEGACY optional
    , "UInt", dwEncodingType   ; DWORD
    , "Ptr", pbSignerInfo   ; BYTE*
    , "UInt", cbSignerInfo   ; DWORD
    , "Ptr", pbSignerInfoCountersignature   ; BYTE*
    , "UInt", cbSignerInfoCountersignature   ; DWORD
    , "UInt", dwSignerType   ; DWORD
    , "Ptr", pvSigner   ; void*
    , "UInt", dwFlags   ; DWORD
    , "Ptr", pvExtra   ; void* optional, in/out
    , "Int")   ; return: BOOL

●CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, pbSignerInfo, cbSignerInfo, pbSignerInfoCountersignature, cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra) = DLL("CRYPT32.dll", "bool CryptMsgVerifyCountersignatureEncodedEx(int, dword, void*, dword, void*, dword, dword, void*, dword, void*)")
# 呼び出し: CryptMsgVerifyCountersignatureEncodedEx(hCryptProv, dwEncodingType, pbSignerInfo, cbSignerInfo, pbSignerInfoCountersignature, cbSignerInfoCountersignature, dwSignerType, pvSigner, dwFlags, pvExtra)
# hCryptProv : HCRYPTPROV_LEGACY optional -> "int"
# dwEncodingType : DWORD -> "dword"
# pbSignerInfo : BYTE* -> "void*"
# cbSignerInfo : DWORD -> "dword"
# pbSignerInfoCountersignature : BYTE* -> "void*"
# cbSignerInfoCountersignature : DWORD -> "dword"
# dwSignerType : DWORD -> "dword"
# pvSigner : void* -> "void*"
# dwFlags : DWORD -> "dword"
# pvExtra : void* optional, in/out -> "void*"
# 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)。