CryptVerifyCertificateSignature

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

BOOL CryptVerifyCertificateSignature(
    HCRYPTPROV_LEGACY hCryptProv,   // optional
    CERT_QUERY_ENCODING_TYPE dwCertEncodingType,
    const BYTE* pbEncoded,
    DWORD cbEncoded,
    CERT_PUBLIC_KEY_INFO* pPublicKey
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptVerifyCertificateSignature(
    hCryptProv As UIntPtr,   ' HCRYPTPROV_LEGACY optional
    dwCertEncodingType As UInteger,   ' CERT_QUERY_ENCODING_TYPE
    pbEncoded As IntPtr,   ' BYTE*
    cbEncoded As UInteger,   ' DWORD
    pPublicKey As IntPtr   ' CERT_PUBLIC_KEY_INFO*
) As Boolean
End Function

' hCryptProv : HCRYPTPROV_LEGACY optional
' dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
' pbEncoded : BYTE*
' cbEncoded : DWORD
' pPublicKey : CERT_PUBLIC_KEY_INFO*
Declare PtrSafe Function CryptVerifyCertificateSignature Lib "crypt32" ( _
    ByVal hCryptProv As LongPtr, _
    ByVal dwCertEncodingType As Long, _
    ByVal pbEncoded As LongPtr, _
    ByVal cbEncoded As Long, _
    ByVal pPublicKey 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

CryptVerifyCertificateSignature = ctypes.windll.crypt32.CryptVerifyCertificateSignature
CryptVerifyCertificateSignature.restype = wintypes.BOOL
CryptVerifyCertificateSignature.argtypes = [
    ctypes.c_size_t,  # hCryptProv : HCRYPTPROV_LEGACY optional
    wintypes.DWORD,  # dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
    ctypes.POINTER(ctypes.c_ubyte),  # pbEncoded : BYTE*
    wintypes.DWORD,  # cbEncoded : DWORD
    ctypes.c_void_p,  # pPublicKey : CERT_PUBLIC_KEY_INFO*
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CryptVerifyCertificateSignature = Fiddle::Function.new(
  lib['CryptVerifyCertificateSignature'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hCryptProv : HCRYPTPROV_LEGACY optional
    -Fiddle::TYPE_INT,  # dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
    Fiddle::TYPE_VOIDP,  # pbEncoded : BYTE*
    -Fiddle::TYPE_INT,  # cbEncoded : DWORD
    Fiddle::TYPE_VOIDP,  # pPublicKey : CERT_PUBLIC_KEY_INFO*
  ],
  Fiddle::TYPE_INT)

#[link(name = "crypt32")]
extern "system" {
    fn CryptVerifyCertificateSignature(
        hCryptProv: usize,  // HCRYPTPROV_LEGACY optional
        dwCertEncodingType: u32,  // CERT_QUERY_ENCODING_TYPE
        pbEncoded: *const u8,  // BYTE*
        cbEncoded: u32,  // DWORD
        pPublicKey: *mut CERT_PUBLIC_KEY_INFO  // CERT_PUBLIC_KEY_INFO*
    ) -> 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 CryptVerifyCertificateSignature(UIntPtr hCryptProv, uint dwCertEncodingType, IntPtr pbEncoded, uint cbEncoded, IntPtr pPublicKey);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CryptVerifyCertificateSignature' -Namespace Win32 -PassThru
# $api::CryptVerifyCertificateSignature(hCryptProv, dwCertEncodingType, pbEncoded, cbEncoded, pPublicKey)

#uselib "CRYPT32.dll"
#func global CryptVerifyCertificateSignature "CryptVerifyCertificateSignature" sptr, sptr, sptr, sptr, sptr
; CryptVerifyCertificateSignature hCryptProv, dwCertEncodingType, varptr(pbEncoded), cbEncoded, varptr(pPublicKey)   ; 戻り値は stat
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "sptr"
; pbEncoded : BYTE* -> "sptr"
; cbEncoded : DWORD -> "sptr"
; pPublicKey : CERT_PUBLIC_KEY_INFO* -> "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 "CRYPT32.dll"
#cfunc global CryptVerifyCertificateSignature "CryptVerifyCertificateSignature" sptr, int, var, int, var
; res = CryptVerifyCertificateSignature(hCryptProv, dwCertEncodingType, pbEncoded, cbEncoded, pPublicKey)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "sptr"
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; pbEncoded : BYTE* -> "var"
; cbEncoded : DWORD -> "int"
; pPublicKey : CERT_PUBLIC_KEY_INFO* -> "var"
; ※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 CryptVerifyCertificateSignature(HCRYPTPROV_LEGACY hCryptProv, CERT_QUERY_ENCODING_TYPE dwCertEncodingType, BYTE* pbEncoded, DWORD cbEncoded, CERT_PUBLIC_KEY_INFO* pPublicKey)
#uselib "CRYPT32.dll"
#cfunc global CryptVerifyCertificateSignature "CryptVerifyCertificateSignature" intptr, int, var, int, var
; res = CryptVerifyCertificateSignature(hCryptProv, dwCertEncodingType, pbEncoded, cbEncoded, pPublicKey)
; hCryptProv : HCRYPTPROV_LEGACY optional -> "intptr"
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; pbEncoded : BYTE* -> "var"
; cbEncoded : DWORD -> "int"
; pPublicKey : CERT_PUBLIC_KEY_INFO* -> "var"
; ※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 (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCryptVerifyCertificateSignature = crypt32.NewProc("CryptVerifyCertificateSignature")
)

// hCryptProv (HCRYPTPROV_LEGACY optional), dwCertEncodingType (CERT_QUERY_ENCODING_TYPE), pbEncoded (BYTE*), cbEncoded (DWORD), pPublicKey (CERT_PUBLIC_KEY_INFO*)
r1, _, err := procCryptVerifyCertificateSignature.Call(
	uintptr(hCryptProv),
	uintptr(dwCertEncodingType),
	uintptr(pbEncoded),
	uintptr(cbEncoded),
	uintptr(pPublicKey),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CryptVerifyCertificateSignature(
  hCryptProv: NativeUInt;   // HCRYPTPROV_LEGACY optional
  dwCertEncodingType: DWORD;   // CERT_QUERY_ENCODING_TYPE
  pbEncoded: Pointer;   // BYTE*
  cbEncoded: DWORD;   // DWORD
  pPublicKey: Pointer   // CERT_PUBLIC_KEY_INFO*
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CryptVerifyCertificateSignature';

result := DllCall("CRYPT32\CryptVerifyCertificateSignature"
    , "UPtr", hCryptProv   ; HCRYPTPROV_LEGACY optional
    , "UInt", dwCertEncodingType   ; CERT_QUERY_ENCODING_TYPE
    , "Ptr", pbEncoded   ; BYTE*
    , "UInt", cbEncoded   ; DWORD
    , "Ptr", pPublicKey   ; CERT_PUBLIC_KEY_INFO*
    , "Int")   ; return: BOOL

●CryptVerifyCertificateSignature(hCryptProv, dwCertEncodingType, pbEncoded, cbEncoded, pPublicKey) = DLL("CRYPT32.dll", "bool CryptVerifyCertificateSignature(int, dword, void*, dword, void*)")
# 呼び出し: CryptVerifyCertificateSignature(hCryptProv, dwCertEncodingType, pbEncoded, cbEncoded, pPublicKey)
# hCryptProv : HCRYPTPROV_LEGACY optional -> "int"
# dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "dword"
# pbEncoded : BYTE* -> "void*"
# cbEncoded : DWORD -> "dword"
# pPublicKey : CERT_PUBLIC_KEY_INFO* -> "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)。