MPR_IF_CUSTOMINFOEX0

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct MPRAPI_OBJECT_HEADER
{
    public byte revision;
    public byte type;
    public ushort size;
}

[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 ROUTER_IKEv2_IF_CUSTOM_CONFIG0
{
    public uint dwSaLifeTime;
    public uint dwSaDataSize;
    public CRYPT_INTEGER_BLOB certificateName;
    public IntPtr customPolicy;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct MPR_IF_CUSTOMINFOEX0
{
    public MPRAPI_OBJECT_HEADER Header;
    public uint dwFlags;
    public ROUTER_IKEv2_IF_CUSTOM_CONFIG0 customIkev2Config;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure MPRAPI_OBJECT_HEADER
    Public revision As Byte
    Public type As Byte
    Public size As UShort
End Structure

<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 ROUTER_IKEv2_IF_CUSTOM_CONFIG0
    Public dwSaLifeTime As UInteger
    Public dwSaDataSize As UInteger
    Public certificateName As CRYPT_INTEGER_BLOB
    Public customPolicy As IntPtr
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure MPR_IF_CUSTOMINFOEX0
    Public Header As MPRAPI_OBJECT_HEADER
    Public dwFlags As UInteger
    Public customIkev2Config As ROUTER_IKEv2_IF_CUSTOM_CONFIG0
End Structure

import ctypes
from ctypes import wintypes

class MPRAPI_OBJECT_HEADER(ctypes.Structure):
    _fields_ = [
        ("revision", ctypes.c_ubyte),
        ("type", ctypes.c_ubyte),
        ("size", ctypes.c_ushort),
    ]

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

class ROUTER_IKEv2_IF_CUSTOM_CONFIG0(ctypes.Structure):
    _fields_ = [
        ("dwSaLifeTime", wintypes.DWORD),
        ("dwSaDataSize", wintypes.DWORD),
        ("certificateName", CRYPT_INTEGER_BLOB),
        ("customPolicy", ctypes.c_void_p),
    ]

class MPR_IF_CUSTOMINFOEX0(ctypes.Structure):
    _fields_ = [
        ("Header", MPRAPI_OBJECT_HEADER),
        ("dwFlags", wintypes.DWORD),
        ("customIkev2Config", ROUTER_IKEv2_IF_CUSTOM_CONFIG0),
    ]

#[repr(C)]
pub struct MPRAPI_OBJECT_HEADER {
    pub revision: u8,
    pub type: u8,
    pub size: u16,
}

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

#[repr(C)]
pub struct ROUTER_IKEv2_IF_CUSTOM_CONFIG0 {
    pub dwSaLifeTime: u32,
    pub dwSaDataSize: u32,
    pub certificateName: CRYPT_INTEGER_BLOB,
    pub customPolicy: *mut core::ffi::c_void,
}

#[repr(C)]
pub struct MPR_IF_CUSTOMINFOEX0 {
    pub Header: MPRAPI_OBJECT_HEADER,
    pub dwFlags: u32,
    pub customIkev2Config: ROUTER_IKEv2_IF_CUSTOM_CONFIG0,
}

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

type MPRAPI_OBJECT_HEADER struct {
	revision byte
	type byte
	size uint16
}

type CRYPT_INTEGER_BLOB struct {
	cbData uint32
	pbData uintptr
}

type ROUTER_IKEv2_IF_CUSTOM_CONFIG0 struct {
	dwSaLifeTime uint32
	dwSaDataSize uint32
	certificateName CRYPT_INTEGER_BLOB
	customPolicy uintptr
}

type MPR_IF_CUSTOMINFOEX0 struct {
	Header MPRAPI_OBJECT_HEADER
	dwFlags uint32
	customIkev2Config ROUTER_IKEv2_IF_CUSTOM_CONFIG0
}

type
  MPRAPI_OBJECT_HEADER = record
    revision: Byte;
    type: Byte;
    size: Word;
  end;

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

  ROUTER_IKEv2_IF_CUSTOM_CONFIG0 = record
    dwSaLifeTime: DWORD;
    dwSaDataSize: DWORD;
    certificateName: CRYPT_INTEGER_BLOB;
    customPolicy: Pointer;
  end;

  MPR_IF_CUSTOMINFOEX0 = record
    Header: MPRAPI_OBJECT_HEADER;
    dwFlags: DWORD;
    customIkev2Config: ROUTER_IKEv2_IF_CUSTOM_CONFIG0;
  end;

const MPRAPI_OBJECT_HEADER = extern struct {
    revision: u8,
    type: u8,
    size: u16,
};

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

const ROUTER_IKEv2_IF_CUSTOM_CONFIG0 = extern struct {
    dwSaLifeTime: u32,
    dwSaDataSize: u32,
    certificateName: CRYPT_INTEGER_BLOB,
    customPolicy: ?*anyopaque,
};

const MPR_IF_CUSTOMINFOEX0 = extern struct {
    Header: MPRAPI_OBJECT_HEADER,
    dwFlags: u32,
    customIkev2Config: ROUTER_IKEv2_IF_CUSTOM_CONFIG0,
};

type
  MPRAPI_OBJECT_HEADER {.bycopy.} = object
    revision: uint8
    type: uint8
    size: uint16

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

  ROUTER_IKEv2_IF_CUSTOM_CONFIG0 {.bycopy.} = object
    dwSaLifeTime: uint32
    dwSaDataSize: uint32
    certificateName: CRYPT_INTEGER_BLOB
    customPolicy: pointer

  MPR_IF_CUSTOMINFOEX0 {.bycopy.} = object
    Header: MPRAPI_OBJECT_HEADER
    dwFlags: uint32
    customIkev2Config: ROUTER_IKEv2_IF_CUSTOM_CONFIG0

struct MPRAPI_OBJECT_HEADER
{
    ubyte revision;
    ubyte type;
    ushort size;
}

struct CRYPT_INTEGER_BLOB
{
    uint cbData;
    void* pbData;
}

struct ROUTER_IKEv2_IF_CUSTOM_CONFIG0
{
    uint dwSaLifeTime;
    uint dwSaDataSize;
    CRYPT_INTEGER_BLOB certificateName;
    void* customPolicy;
}

struct MPR_IF_CUSTOMINFOEX0
{
    MPRAPI_OBJECT_HEADER Header;
    uint dwFlags;
    ROUTER_IKEv2_IF_CUSTOM_CONFIG0 customIkev2Config;
}