CRYPT_TIMESTAMP_REQUEST

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CRYPT_INTEGER_BLOB
{
    public uint cbData;
    public IntPtr pbData;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CRYPT_ALGORITHM_IDENTIFIER
{
    public IntPtr pszObjId;
    public CRYPT_INTEGER_BLOB Parameters;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct CRYPT_TIMESTAMP_REQUEST
{
    public uint dwVersion;
    public CRYPT_ALGORITHM_IDENTIFIER HashAlgorithm;
    public CRYPT_INTEGER_BLOB HashedMessage;
    public IntPtr pszTSAPolicyId;
    public CRYPT_INTEGER_BLOB Nonce;
    [MarshalAs(UnmanagedType.Bool)] public bool fCertReq;
    public uint cExtension;
    public IntPtr rgExtension;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CRYPT_INTEGER_BLOB
    Public cbData As UInteger
    Public pbData As IntPtr
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CRYPT_ALGORITHM_IDENTIFIER
    Public pszObjId As IntPtr
    Public Parameters As CRYPT_INTEGER_BLOB
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure CRYPT_TIMESTAMP_REQUEST
    Public dwVersion As UInteger
    Public HashAlgorithm As CRYPT_ALGORITHM_IDENTIFIER
    Public HashedMessage As CRYPT_INTEGER_BLOB
    Public pszTSAPolicyId As IntPtr
    Public Nonce As CRYPT_INTEGER_BLOB
    <MarshalAs(UnmanagedType.Bool)> Public fCertReq As Boolean
    Public cExtension As UInteger
    Public rgExtension As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class CRYPT_INTEGER_BLOB(ctypes.Structure):
    _fields_ = [
        ("cbData", wintypes.DWORD),
        ("pbData", ctypes.c_void_p),
    ]

class CRYPT_ALGORITHM_IDENTIFIER(ctypes.Structure):
    _fields_ = [
        ("pszObjId", ctypes.c_void_p),
        ("Parameters", CRYPT_INTEGER_BLOB),
    ]

class CRYPT_TIMESTAMP_REQUEST(ctypes.Structure):
    _fields_ = [
        ("dwVersion", wintypes.DWORD),
        ("HashAlgorithm", CRYPT_ALGORITHM_IDENTIFIER),
        ("HashedMessage", CRYPT_INTEGER_BLOB),
        ("pszTSAPolicyId", ctypes.c_void_p),
        ("Nonce", CRYPT_INTEGER_BLOB),
        ("fCertReq", wintypes.BOOL),
        ("cExtension", wintypes.DWORD),
        ("rgExtension", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct CRYPT_INTEGER_BLOB {
    pub cbData: u32,
    pub pbData: *mut core::ffi::c_void,
}

#[repr(C)]
pub struct CRYPT_ALGORITHM_IDENTIFIER {
    pub pszObjId: *mut core::ffi::c_void,
    pub Parameters: CRYPT_INTEGER_BLOB,
}

#[repr(C)]
pub struct CRYPT_TIMESTAMP_REQUEST {
    pub dwVersion: u32,
    pub HashAlgorithm: CRYPT_ALGORITHM_IDENTIFIER,
    pub HashedMessage: CRYPT_INTEGER_BLOB,
    pub pszTSAPolicyId: *mut core::ffi::c_void,
    pub Nonce: CRYPT_INTEGER_BLOB,
    pub fCertReq: i32,
    pub cExtension: u32,
    pub rgExtension: *mut core::ffi::c_void,
}

import "golang.org/x/sys/windows"

type CRYPT_INTEGER_BLOB struct {
	cbData uint32
	pbData uintptr
}

type CRYPT_ALGORITHM_IDENTIFIER struct {
	pszObjId uintptr
	Parameters CRYPT_INTEGER_BLOB
}

type CRYPT_TIMESTAMP_REQUEST struct {
	dwVersion uint32
	HashAlgorithm CRYPT_ALGORITHM_IDENTIFIER
	HashedMessage CRYPT_INTEGER_BLOB
	pszTSAPolicyId uintptr
	Nonce CRYPT_INTEGER_BLOB
	fCertReq int32
	cExtension uint32
	rgExtension uintptr
}

type
  CRYPT_INTEGER_BLOB = record
    cbData: DWORD;
    pbData: Pointer;
  end;

  CRYPT_ALGORITHM_IDENTIFIER = record
    pszObjId: Pointer;
    Parameters: CRYPT_INTEGER_BLOB;
  end;

  CRYPT_TIMESTAMP_REQUEST = record
    dwVersion: DWORD;
    HashAlgorithm: CRYPT_ALGORITHM_IDENTIFIER;
    HashedMessage: CRYPT_INTEGER_BLOB;
    pszTSAPolicyId: Pointer;
    Nonce: CRYPT_INTEGER_BLOB;
    fCertReq: BOOL;
    cExtension: DWORD;
    rgExtension: Pointer;
  end;

const CRYPT_INTEGER_BLOB = extern struct {
    cbData: u32,
    pbData: ?*anyopaque,
};

const CRYPT_ALGORITHM_IDENTIFIER = extern struct {
    pszObjId: ?*anyopaque,
    Parameters: CRYPT_INTEGER_BLOB,
};

const CRYPT_TIMESTAMP_REQUEST = extern struct {
    dwVersion: u32,
    HashAlgorithm: CRYPT_ALGORITHM_IDENTIFIER,
    HashedMessage: CRYPT_INTEGER_BLOB,
    pszTSAPolicyId: ?*anyopaque,
    Nonce: CRYPT_INTEGER_BLOB,
    fCertReq: i32,
    cExtension: u32,
    rgExtension: ?*anyopaque,
};

type
  CRYPT_INTEGER_BLOB {.bycopy.} = object
    cbData: uint32
    pbData: pointer

  CRYPT_ALGORITHM_IDENTIFIER {.bycopy.} = object
    pszObjId: pointer
    Parameters: CRYPT_INTEGER_BLOB

  CRYPT_TIMESTAMP_REQUEST {.bycopy.} = object
    dwVersion: uint32
    HashAlgorithm: CRYPT_ALGORITHM_IDENTIFIER
    HashedMessage: CRYPT_INTEGER_BLOB
    pszTSAPolicyId: pointer
    Nonce: CRYPT_INTEGER_BLOB
    fCertReq: int32
    cExtension: uint32
    rgExtension: pointer

struct CRYPT_INTEGER_BLOB
{
    uint cbData;
    void* pbData;
}

struct CRYPT_ALGORITHM_IDENTIFIER
{
    void* pszObjId;
    CRYPT_INTEGER_BLOB Parameters;
}

struct CRYPT_TIMESTAMP_REQUEST
{
    uint dwVersion;
    CRYPT_ALGORITHM_IDENTIFIER HashAlgorithm;
    CRYPT_INTEGER_BLOB HashedMessage;
    void* pszTSAPolicyId;
    CRYPT_INTEGER_BLOB Nonce;
    int fCertReq;
    uint cExtension;
    void* rgExtension;
}