SignerSignEx2

// Mssign32.dll
#include <windows.h>

HRESULT SignerSignEx2(
    SIGNER_SIGN_FLAGS dwFlags,
    SIGNER_SUBJECT_INFO* pSubjectInfo,
    SIGNER_CERT* pSignerCert,
    SIGNER_SIGNATURE_INFO* pSignatureInfo,
    SIGNER_PROVIDER_INFO* pProviderInfo,   // optional
    SIGNER_TIMESTAMP_FLAGS dwTimestampFlags,   // optional
    LPCSTR pszTimestampAlgorithmOid,   // optional
    LPCWSTR pwszHttpTimeStamp,   // optional
    CRYPT_ATTRIBUTES* psRequest,   // optional
    void* pSipData,   // optional
    SIGNER_CONTEXT** ppSignerContext,
    CERT_STRONG_SIGN_PARA* pCryptoPolicy,   // optional
    void* pReserved   // optional
);

<DllImport("Mssign32.dll", ExactSpelling:=True)>
Public Shared Function SignerSignEx2(
    dwFlags As UInteger,   ' SIGNER_SIGN_FLAGS
    pSubjectInfo As IntPtr,   ' SIGNER_SUBJECT_INFO*
    pSignerCert As IntPtr,   ' SIGNER_CERT*
    pSignatureInfo As IntPtr,   ' SIGNER_SIGNATURE_INFO*
    pProviderInfo As IntPtr,   ' SIGNER_PROVIDER_INFO* optional
    dwTimestampFlags As UInteger,   ' SIGNER_TIMESTAMP_FLAGS optional
    <MarshalAs(UnmanagedType.LPStr)> pszTimestampAlgorithmOid As String,   ' LPCSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> pwszHttpTimeStamp As String,   ' LPCWSTR optional
    psRequest As IntPtr,   ' CRYPT_ATTRIBUTES* optional
    pSipData As IntPtr,   ' void* optional
    ppSignerContext As IntPtr,   ' SIGNER_CONTEXT** out
    pCryptoPolicy As IntPtr,   ' CERT_STRONG_SIGN_PARA* optional
    pReserved As IntPtr   ' void* optional
) As Integer
End Function

' dwFlags : SIGNER_SIGN_FLAGS
' pSubjectInfo : SIGNER_SUBJECT_INFO*
' pSignerCert : SIGNER_CERT*
' pSignatureInfo : SIGNER_SIGNATURE_INFO*
' pProviderInfo : SIGNER_PROVIDER_INFO* optional
' dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional
' pszTimestampAlgorithmOid : LPCSTR optional
' pwszHttpTimeStamp : LPCWSTR optional
' psRequest : CRYPT_ATTRIBUTES* optional
' pSipData : void* optional
' ppSignerContext : SIGNER_CONTEXT** out
' pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional
' pReserved : void* optional
Declare PtrSafe Function SignerSignEx2 Lib "mssign32" ( _
    ByVal dwFlags As Long, _
    ByVal pSubjectInfo As LongPtr, _
    ByVal pSignerCert As LongPtr, _
    ByVal pSignatureInfo As LongPtr, _
    ByVal pProviderInfo As LongPtr, _
    ByVal dwTimestampFlags As Long, _
    ByVal pszTimestampAlgorithmOid As String, _
    ByVal pwszHttpTimeStamp As LongPtr, _
    ByVal psRequest As LongPtr, _
    ByVal pSipData As LongPtr, _
    ByVal ppSignerContext As LongPtr, _
    ByVal pCryptoPolicy As LongPtr, _
    ByVal pReserved 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

SignerSignEx2 = ctypes.windll.mssign32.SignerSignEx2
SignerSignEx2.restype = ctypes.c_int
SignerSignEx2.argtypes = [
    wintypes.DWORD,  # dwFlags : SIGNER_SIGN_FLAGS
    ctypes.c_void_p,  # pSubjectInfo : SIGNER_SUBJECT_INFO*
    ctypes.c_void_p,  # pSignerCert : SIGNER_CERT*
    ctypes.c_void_p,  # pSignatureInfo : SIGNER_SIGNATURE_INFO*
    ctypes.c_void_p,  # pProviderInfo : SIGNER_PROVIDER_INFO* optional
    wintypes.DWORD,  # dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional
    wintypes.LPCSTR,  # pszTimestampAlgorithmOid : LPCSTR optional
    wintypes.LPCWSTR,  # pwszHttpTimeStamp : LPCWSTR optional
    ctypes.c_void_p,  # psRequest : CRYPT_ATTRIBUTES* optional
    ctypes.POINTER(None),  # pSipData : void* optional
    ctypes.c_void_p,  # ppSignerContext : SIGNER_CONTEXT** out
    ctypes.c_void_p,  # pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional
    ctypes.POINTER(None),  # pReserved : void* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('Mssign32.dll')
SignerSignEx2 = Fiddle::Function.new(
  lib['SignerSignEx2'],
  [
    -Fiddle::TYPE_INT,  # dwFlags : SIGNER_SIGN_FLAGS
    Fiddle::TYPE_VOIDP,  # pSubjectInfo : SIGNER_SUBJECT_INFO*
    Fiddle::TYPE_VOIDP,  # pSignerCert : SIGNER_CERT*
    Fiddle::TYPE_VOIDP,  # pSignatureInfo : SIGNER_SIGNATURE_INFO*
    Fiddle::TYPE_VOIDP,  # pProviderInfo : SIGNER_PROVIDER_INFO* optional
    -Fiddle::TYPE_INT,  # dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional
    Fiddle::TYPE_VOIDP,  # pszTimestampAlgorithmOid : LPCSTR optional
    Fiddle::TYPE_VOIDP,  # pwszHttpTimeStamp : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # psRequest : CRYPT_ATTRIBUTES* optional
    Fiddle::TYPE_VOIDP,  # pSipData : void* optional
    Fiddle::TYPE_VOIDP,  # ppSignerContext : SIGNER_CONTEXT** out
    Fiddle::TYPE_VOIDP,  # pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional
    Fiddle::TYPE_VOIDP,  # pReserved : void* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "mssign32")]
extern "system" {
    fn SignerSignEx2(
        dwFlags: u32,  // SIGNER_SIGN_FLAGS
        pSubjectInfo: *mut SIGNER_SUBJECT_INFO,  // SIGNER_SUBJECT_INFO*
        pSignerCert: *mut SIGNER_CERT,  // SIGNER_CERT*
        pSignatureInfo: *mut SIGNER_SIGNATURE_INFO,  // SIGNER_SIGNATURE_INFO*
        pProviderInfo: *mut SIGNER_PROVIDER_INFO,  // SIGNER_PROVIDER_INFO* optional
        dwTimestampFlags: u32,  // SIGNER_TIMESTAMP_FLAGS optional
        pszTimestampAlgorithmOid: *const u8,  // LPCSTR optional
        pwszHttpTimeStamp: *const u16,  // LPCWSTR optional
        psRequest: *mut CRYPT_ATTRIBUTES,  // CRYPT_ATTRIBUTES* optional
        pSipData: *mut (),  // void* optional
        ppSignerContext: *mut *mut SIGNER_CONTEXT,  // SIGNER_CONTEXT** out
        pCryptoPolicy: *mut CERT_STRONG_SIGN_PARA,  // CERT_STRONG_SIGN_PARA* optional
        pReserved: *mut ()  // void* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("Mssign32.dll")]
public static extern int SignerSignEx2(uint dwFlags, IntPtr pSubjectInfo, IntPtr pSignerCert, IntPtr pSignatureInfo, IntPtr pProviderInfo, uint dwTimestampFlags, [MarshalAs(UnmanagedType.LPStr)] string pszTimestampAlgorithmOid, [MarshalAs(UnmanagedType.LPWStr)] string pwszHttpTimeStamp, IntPtr psRequest, IntPtr pSipData, IntPtr ppSignerContext, IntPtr pCryptoPolicy, IntPtr pReserved);
"@
$api = Add-Type -MemberDefinition $sig -Name 'Mssign32_SignerSignEx2' -Namespace Win32 -PassThru
# $api::SignerSignEx2(dwFlags, pSubjectInfo, pSignerCert, pSignatureInfo, pProviderInfo, dwTimestampFlags, pszTimestampAlgorithmOid, pwszHttpTimeStamp, psRequest, pSipData, ppSignerContext, pCryptoPolicy, pReserved)

#uselib "Mssign32.dll"
#func global SignerSignEx2 "SignerSignEx2" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SignerSignEx2 dwFlags, varptr(pSubjectInfo), varptr(pSignerCert), varptr(pSignatureInfo), varptr(pProviderInfo), dwTimestampFlags, pszTimestampAlgorithmOid, pwszHttpTimeStamp, varptr(psRequest), pSipData, varptr(ppSignerContext), varptr(pCryptoPolicy), pReserved   ; 戻り値は stat
; dwFlags : SIGNER_SIGN_FLAGS -> "sptr"
; pSubjectInfo : SIGNER_SUBJECT_INFO* -> "sptr"
; pSignerCert : SIGNER_CERT* -> "sptr"
; pSignatureInfo : SIGNER_SIGNATURE_INFO* -> "sptr"
; pProviderInfo : SIGNER_PROVIDER_INFO* optional -> "sptr"
; dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional -> "sptr"
; pszTimestampAlgorithmOid : LPCSTR optional -> "sptr"
; pwszHttpTimeStamp : LPCWSTR optional -> "sptr"
; psRequest : CRYPT_ATTRIBUTES* optional -> "sptr"
; pSipData : void* optional -> "sptr"
; ppSignerContext : SIGNER_CONTEXT** out -> "sptr"
; pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional -> "sptr"
; pReserved : void* 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。

#uselib "Mssign32.dll"
#cfunc global SignerSignEx2 "SignerSignEx2" int, var, var, var, var, int, str, wstr, var, sptr, var, var, sptr
; res = SignerSignEx2(dwFlags, pSubjectInfo, pSignerCert, pSignatureInfo, pProviderInfo, dwTimestampFlags, pszTimestampAlgorithmOid, pwszHttpTimeStamp, psRequest, pSipData, ppSignerContext, pCryptoPolicy, pReserved)
; dwFlags : SIGNER_SIGN_FLAGS -> "int"
; pSubjectInfo : SIGNER_SUBJECT_INFO* -> "var"
; pSignerCert : SIGNER_CERT* -> "var"
; pSignatureInfo : SIGNER_SIGNATURE_INFO* -> "var"
; pProviderInfo : SIGNER_PROVIDER_INFO* optional -> "var"
; dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional -> "int"
; pszTimestampAlgorithmOid : LPCSTR optional -> "str"
; pwszHttpTimeStamp : LPCWSTR optional -> "wstr"
; psRequest : CRYPT_ATTRIBUTES* optional -> "var"
; pSipData : void* optional -> "sptr"
; ppSignerContext : SIGNER_CONTEXT** out -> "var"
; pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional -> "var"
; pReserved : void* optional -> "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。

; HRESULT SignerSignEx2(SIGNER_SIGN_FLAGS dwFlags, SIGNER_SUBJECT_INFO* pSubjectInfo, SIGNER_CERT* pSignerCert, SIGNER_SIGNATURE_INFO* pSignatureInfo, SIGNER_PROVIDER_INFO* pProviderInfo, SIGNER_TIMESTAMP_FLAGS dwTimestampFlags, LPCSTR pszTimestampAlgorithmOid, LPCWSTR pwszHttpTimeStamp, CRYPT_ATTRIBUTES* psRequest, void* pSipData, SIGNER_CONTEXT** ppSignerContext, CERT_STRONG_SIGN_PARA* pCryptoPolicy, void* pReserved)
#uselib "Mssign32.dll"
#cfunc global SignerSignEx2 "SignerSignEx2" int, var, var, var, var, int, str, wstr, var, intptr, var, var, intptr
; res = SignerSignEx2(dwFlags, pSubjectInfo, pSignerCert, pSignatureInfo, pProviderInfo, dwTimestampFlags, pszTimestampAlgorithmOid, pwszHttpTimeStamp, psRequest, pSipData, ppSignerContext, pCryptoPolicy, pReserved)
; dwFlags : SIGNER_SIGN_FLAGS -> "int"
; pSubjectInfo : SIGNER_SUBJECT_INFO* -> "var"
; pSignerCert : SIGNER_CERT* -> "var"
; pSignatureInfo : SIGNER_SIGNATURE_INFO* -> "var"
; pProviderInfo : SIGNER_PROVIDER_INFO* optional -> "var"
; dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional -> "int"
; pszTimestampAlgorithmOid : LPCSTR optional -> "str"
; pwszHttpTimeStamp : LPCWSTR optional -> "wstr"
; psRequest : CRYPT_ATTRIBUTES* optional -> "var"
; pSipData : void* optional -> "intptr"
; ppSignerContext : SIGNER_CONTEXT** out -> "var"
; pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional -> "var"
; pReserved : void* optional -> "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。

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

var (
	mssign32 = windows.NewLazySystemDLL("Mssign32.dll")
	procSignerSignEx2 = mssign32.NewProc("SignerSignEx2")
)

// dwFlags (SIGNER_SIGN_FLAGS), pSubjectInfo (SIGNER_SUBJECT_INFO*), pSignerCert (SIGNER_CERT*), pSignatureInfo (SIGNER_SIGNATURE_INFO*), pProviderInfo (SIGNER_PROVIDER_INFO* optional), dwTimestampFlags (SIGNER_TIMESTAMP_FLAGS optional), pszTimestampAlgorithmOid (LPCSTR optional), pwszHttpTimeStamp (LPCWSTR optional), psRequest (CRYPT_ATTRIBUTES* optional), pSipData (void* optional), ppSignerContext (SIGNER_CONTEXT** out), pCryptoPolicy (CERT_STRONG_SIGN_PARA* optional), pReserved (void* optional)
r1, _, err := procSignerSignEx2.Call(
	uintptr(dwFlags),
	uintptr(pSubjectInfo),
	uintptr(pSignerCert),
	uintptr(pSignatureInfo),
	uintptr(pProviderInfo),
	uintptr(dwTimestampFlags),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszTimestampAlgorithmOid))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszHttpTimeStamp))),
	uintptr(psRequest),
	uintptr(pSipData),
	uintptr(ppSignerContext),
	uintptr(pCryptoPolicy),
	uintptr(pReserved),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SignerSignEx2(
  dwFlags: DWORD;   // SIGNER_SIGN_FLAGS
  pSubjectInfo: Pointer;   // SIGNER_SUBJECT_INFO*
  pSignerCert: Pointer;   // SIGNER_CERT*
  pSignatureInfo: Pointer;   // SIGNER_SIGNATURE_INFO*
  pProviderInfo: Pointer;   // SIGNER_PROVIDER_INFO* optional
  dwTimestampFlags: DWORD;   // SIGNER_TIMESTAMP_FLAGS optional
  pszTimestampAlgorithmOid: PAnsiChar;   // LPCSTR optional
  pwszHttpTimeStamp: PWideChar;   // LPCWSTR optional
  psRequest: Pointer;   // CRYPT_ATTRIBUTES* optional
  pSipData: Pointer;   // void* optional
  ppSignerContext: Pointer;   // SIGNER_CONTEXT** out
  pCryptoPolicy: Pointer;   // CERT_STRONG_SIGN_PARA* optional
  pReserved: Pointer   // void* optional
): Integer; stdcall;
  external 'Mssign32.dll' name 'SignerSignEx2';

result := DllCall("Mssign32\SignerSignEx2"
    , "UInt", dwFlags   ; SIGNER_SIGN_FLAGS
    , "Ptr", pSubjectInfo   ; SIGNER_SUBJECT_INFO*
    , "Ptr", pSignerCert   ; SIGNER_CERT*
    , "Ptr", pSignatureInfo   ; SIGNER_SIGNATURE_INFO*
    , "Ptr", pProviderInfo   ; SIGNER_PROVIDER_INFO* optional
    , "UInt", dwTimestampFlags   ; SIGNER_TIMESTAMP_FLAGS optional
    , "AStr", pszTimestampAlgorithmOid   ; LPCSTR optional
    , "WStr", pwszHttpTimeStamp   ; LPCWSTR optional
    , "Ptr", psRequest   ; CRYPT_ATTRIBUTES* optional
    , "Ptr", pSipData   ; void* optional
    , "Ptr", ppSignerContext   ; SIGNER_CONTEXT** out
    , "Ptr", pCryptoPolicy   ; CERT_STRONG_SIGN_PARA* optional
    , "Ptr", pReserved   ; void* optional
    , "Int")   ; return: HRESULT

●SignerSignEx2(dwFlags, pSubjectInfo, pSignerCert, pSignatureInfo, pProviderInfo, dwTimestampFlags, pszTimestampAlgorithmOid, pwszHttpTimeStamp, psRequest, pSipData, ppSignerContext, pCryptoPolicy, pReserved) = DLL("Mssign32.dll", "int SignerSignEx2(dword, void*, void*, void*, void*, dword, char*, char*, void*, void*, void*, void*, void*)")
# 呼び出し: SignerSignEx2(dwFlags, pSubjectInfo, pSignerCert, pSignatureInfo, pProviderInfo, dwTimestampFlags, pszTimestampAlgorithmOid, pwszHttpTimeStamp, psRequest, pSipData, ppSignerContext, pCryptoPolicy, pReserved)
# dwFlags : SIGNER_SIGN_FLAGS -> "dword"
# pSubjectInfo : SIGNER_SUBJECT_INFO* -> "void*"
# pSignerCert : SIGNER_CERT* -> "void*"
# pSignatureInfo : SIGNER_SIGNATURE_INFO* -> "void*"
# pProviderInfo : SIGNER_PROVIDER_INFO* optional -> "void*"
# dwTimestampFlags : SIGNER_TIMESTAMP_FLAGS optional -> "dword"
# pszTimestampAlgorithmOid : LPCSTR optional -> "char*"
# pwszHttpTimeStamp : LPCWSTR optional -> "char*"
# psRequest : CRYPT_ATTRIBUTES* optional -> "void*"
# pSipData : void* optional -> "void*"
# ppSignerContext : SIGNER_CONTEXT** out -> "void*"
# pCryptoPolicy : CERT_STRONG_SIGN_PARA* optional -> "void*"
# pReserved : void* optional -> "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)。