root/regress/lib/libssl/client/clienttest.c 
/*      $OpenBSD: clienttest.c,v 1.47 2026/03/30 06:23:33 tb Exp $ */
/*
 * Copyright (c) 2015 Joel Sing <jsing@openbsd.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <openssl/ssl.h>

#include <openssl/dtls1.h>
#include <openssl/ssl3.h>

#include <err.h>
#include <stdio.h>
#include <string.h>

#define DTLS_HM_OFFSET (DTLS1_RT_HEADER_LENGTH + DTLS1_HM_HEADER_LENGTH)
#define DTLS_RANDOM_OFFSET (DTLS_HM_OFFSET + 2)
#define DTLS_CIPHER_OFFSET (DTLS_HM_OFFSET + 38)

#define SSL3_HM_OFFSET (SSL3_RT_HEADER_LENGTH + SSL3_HM_HEADER_LENGTH)
#define SSL3_RANDOM_OFFSET (SSL3_HM_OFFSET + 2)
#define SSL3_CIPHER_OFFSET (SSL3_HM_OFFSET + 37)

#define TLS13_HM_OFFSET (SSL3_RT_HEADER_LENGTH + SSL3_HM_HEADER_LENGTH)
#define TLS13_RANDOM_OFFSET (TLS13_HM_OFFSET + 2)
#define TLS13_SESSION_OFFSET (TLS13_HM_OFFSET + 34)
#define TLS13_CIPHER_OFFSET (TLS13_HM_OFFSET + 69)
#define TLS13_KEY_SHARE_OFFSET (TLS13_HM_OFFSET + 200)
#define TLS13_ONLY_KEY_SHARE_OFFSET (TLS13_HM_OFFSET + 114)

#define TLS1_3_VERSION_ONLY (TLS1_3_VERSION | 0x10000)

int tlsext_linearize_build_order(SSL *);

static const uint8_t cipher_list_dtls1[] = {
        0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85,
        0x00, 0x88, 0x00, 0x81, 0x00, 0x35, 0x00, 0x84,
        0xc0, 0x13, 0xc0, 0x09, 0x00, 0x33, 0x00, 0x45,
        0x00, 0x2f, 0x00, 0x41, 0xc0, 0x12, 0xc0, 0x08,
        0x00, 0x16, 0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t client_hello_dtls1[] = {
        0x16, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x74, 0x01, 0x00, 0x00,
        0x68, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x68, 0xfe, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x26, 0xc0,
        0x14, 0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85, 0x00,
        0x88, 0x00, 0x81, 0x00, 0x35, 0x00, 0x84, 0xc0,
        0x13, 0xc0, 0x09, 0x00, 0x33, 0x00, 0x45, 0x00,
        0x2f, 0x00, 0x41, 0xc0, 0x12, 0xc0, 0x08, 0x00,
        0x16, 0x00, 0x0a, 0x00, 0xff, 0x01, 0x00, 0x00,
        0x18, 0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00,
        0x0a, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x1d, 0x00,
        0x17, 0x00, 0x18, 0x00, 0x19, 0x00, 0x23, 0x00,
        0x00,
};

static const uint8_t cipher_list_dtls12_aes[] = {
        0xc0, 0x30, 0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24,
        0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b,
        0x00, 0x39, 0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa,
        0x00, 0xc4, 0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d,
        0x00, 0x35, 0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f,
        0xc0, 0x2b, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13,
        0xc0, 0x09, 0x00, 0x9e, 0x00, 0x67, 0x00, 0x33,
        0x00, 0xbe, 0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c,
        0x00, 0x2f, 0x00, 0xba, 0x00, 0x41, 0xc0, 0x12,
        0xc0, 0x08, 0x00, 0x16, 0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t cipher_list_dtls12_chacha[] = {
        0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa, 0xc0, 0x30,
        0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24, 0xc0, 0x14,
        0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b, 0x00, 0x39,
        0x00, 0xc4, 0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d,
        0x00, 0x35, 0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f,
        0xc0, 0x2b, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13,
        0xc0, 0x09, 0x00, 0x9e, 0x00, 0x67, 0x00, 0x33,
        0x00, 0xbe, 0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c,
        0x00, 0x2f, 0x00, 0xba, 0x00, 0x41, 0xc0, 0x12,
        0xc0, 0x08, 0x00, 0x16, 0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t client_hello_dtls12[] = {
        0x16, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0xc0, 0x01, 0x00, 0x00,
        0xb4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0xb4, 0xfe, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0xc0,
        0x30, 0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24, 0xc0,
        0x14, 0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b, 0x00,
        0x39, 0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa, 0x00,
        0xc4, 0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d, 0x00,
        0x35, 0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f, 0xc0,
        0x2b, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13, 0xc0,
        0x09, 0x00, 0x9e, 0x00, 0x67, 0x00, 0x33, 0x00,
        0xbe, 0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c, 0x00,
        0x2f, 0x00, 0xba, 0x00, 0x41, 0xc0, 0x12, 0xc0,
        0x08, 0x00, 0x16, 0x00, 0x0a, 0x00, 0xff, 0x01,
        0x00, 0x00, 0x3a, 0x00, 0x0a, 0x00, 0x0a, 0x00,
        0x08, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
        0x19, 0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00,
        0x23, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x1e, 0x00,
        0x1c, 0x08, 0x06, 0x08, 0x0b, 0x06, 0x01, 0x06,
        0x03, 0x08, 0x05, 0x08, 0x0a, 0x05, 0x01, 0x05,
        0x03, 0x08, 0x04, 0x08, 0x09, 0x04, 0x01, 0x04,
        0x03, 0x02, 0x01, 0x02, 0x03,
};

static const uint8_t cipher_list_tls10[] = {
        0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85,
        0x00, 0x88, 0x00, 0x81, 0x00, 0x35, 0x00, 0x84,
        0xc0, 0x13, 0xc0, 0x09, 0x00, 0x33, 0x00, 0x45,
        0x00, 0x2f, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07,
        0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16,
        0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t client_hello_tls10[] = {
        0x16, 0x03, 0x01, 0x00, 0x71, 0x01, 0x00, 0x00,
        0x6d, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x2c, 0xc0, 0x14,
        0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85, 0x00, 0x88,
        0x00, 0x81, 0x00, 0x35, 0x00, 0x84, 0xc0, 0x13,
        0xc0, 0x09, 0x00, 0x33, 0x00, 0x45, 0x00, 0x2f,
        0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07, 0x00, 0x05,
        0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16, 0x00, 0x0a,
        0x00, 0xff, 0x01, 0x00, 0x00, 0x18, 0x00, 0x0b,
        0x00, 0x02, 0x01, 0x00, 0x00, 0x0a, 0x00, 0x0a,
        0x00, 0x08, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18,
        0x00, 0x19, 0x00, 0x23, 0x00, 0x00,
};

static const uint8_t cipher_list_tls11[] = {
        0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85,
        0x00, 0x88, 0x00, 0x81, 0x00, 0x35, 0x00, 0x84,
        0xc0, 0x13, 0xc0, 0x09, 0x00, 0x33, 0x00, 0x45,
        0x00, 0x2f, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07,
        0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16,
        0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t client_hello_tls11[] = {
        0x16, 0x03, 0x01, 0x00, 0x71, 0x01, 0x00, 0x00,
        0x6d, 0x03, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x2c, 0xc0, 0x14,
        0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85, 0x00, 0x88,
        0x00, 0x81, 0x00, 0x35, 0x00, 0x84, 0xc0, 0x13,
        0xc0, 0x09, 0x00, 0x33, 0x00, 0x45, 0x00, 0x2f,
        0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07, 0x00, 0x05,
        0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16, 0x00, 0x0a,
        0x00, 0xff, 0x01, 0x00, 0x00, 0x18, 0x00, 0x0b,
        0x00, 0x02, 0x01, 0x00, 0x00, 0x0a, 0x00, 0x0a,
        0x00, 0x08, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18,
        0x00, 0x19, 0x00, 0x23, 0x00, 0x00,
};

static const uint8_t cipher_list_tls12_aes[] = {
        0xc0, 0x30, 0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24,
        0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b,
        0x00, 0x39, 0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa,
        0x00, 0xc4, 0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d,
        0x00, 0x35, 0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f,
        0xc0, 0x2b, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13,
        0xc0, 0x09, 0x00, 0x9e, 0x00, 0x67, 0x00, 0x33,
        0x00, 0xbe, 0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c,
        0x00, 0x2f, 0x00, 0xba, 0x00, 0x41, 0xc0, 0x11,
        0xc0, 0x07, 0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08,
        0x00, 0x16, 0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t cipher_list_tls12_chacha[] = {
        0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa, 0xc0, 0x30,
        0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24, 0xc0, 0x14,
        0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b, 0x00, 0x39,
        0x00, 0xc4, 0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d,
        0x00, 0x35, 0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f,
        0xc0, 0x2b, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13,
        0xc0, 0x09, 0x00, 0x9e, 0x00, 0x67, 0x00, 0x33,
        0x00, 0xbe, 0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c,
        0x00, 0x2f, 0x00, 0xba, 0x00, 0x41, 0xc0, 0x11,
        0xc0, 0x07, 0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08,
        0x00, 0x16, 0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t client_hello_tls12[] = {
        0x16, 0x03, 0x03, 0x00, 0xbd, 0x01, 0x00, 0x00,
        0xb9, 0x03, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x56, 0xc0, 0x30,
        0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24, 0xc0, 0x14,
        0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b, 0x00, 0x39,
        0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa, 0x00, 0xc4,
        0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d, 0x00, 0x35,
        0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f, 0xc0, 0x2b,
        0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13, 0xc0, 0x09,
        0x00, 0x9e, 0x00, 0x67, 0x00, 0x33, 0x00, 0xbe,
        0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c, 0x00, 0x2f,
        0x00, 0xba, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07,
        0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16,
        0x00, 0x0a, 0x00, 0xff, 0x01, 0x00, 0x00, 0x3a,
        0x00, 0x0a, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x1d,
        0x00, 0x17, 0x00, 0x18, 0x00, 0x19, 0x00, 0x0b,
        0x00, 0x02, 0x01, 0x00, 0x00, 0x23, 0x00, 0x00,
        0x00, 0x0d, 0x00, 0x1e, 0x00, 0x1c, 0x08, 0x06,
        0x08, 0x0b, 0x06, 0x01, 0x06, 0x03, 0x08, 0x05,
        0x08, 0x0a, 0x05, 0x01, 0x05, 0x03, 0x08, 0x04,
        0x08, 0x09, 0x04, 0x01, 0x04, 0x03, 0x02, 0x01,
        0x02, 0x03,
};

static const uint8_t cipher_list_tls13_aes[] = {
        0x13, 0x02, 0x13, 0x03, 0x13, 0x01, 0xc0, 0x30,
        0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24, 0xc0, 0x14,
        0xc0, 0x0a, 0x00, 0x9f, 0x00, 0x6b, 0x00, 0x39,
        0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa, 0x00, 0xc4,
        0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d, 0x00, 0x35,
        0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f, 0xc0, 0x2b,
        0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13, 0xc0, 0x09,
        0x00, 0x9e, 0x00, 0x67, 0x00, 0x33, 0x00, 0xbe,
        0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c, 0x00, 0x2f,
        0x00, 0xba, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07,
        0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16,
        0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t cipher_list_tls13_chacha[] = {
        0x13, 0x03, 0x13, 0x02, 0x13, 0x01, 0xcc, 0xa9,
        0xcc, 0xa8, 0xcc, 0xaa, 0xc0, 0x30, 0xc0, 0x2c,
        0xc0, 0x28, 0xc0, 0x24, 0xc0, 0x14, 0xc0, 0x0a,
        0x00, 0x9f, 0x00, 0x6b, 0x00, 0x39, 0x00, 0xc4,
        0x00, 0x88, 0x00, 0x9d, 0x00, 0x3d, 0x00, 0x35,
        0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f, 0xc0, 0x2b,
        0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13, 0xc0, 0x09,
        0x00, 0x9e, 0x00, 0x67, 0x00, 0x33, 0x00, 0xbe,
        0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c, 0x00, 0x2f,
        0x00, 0xba, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07,
        0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16,
        0x00, 0x0a, 0x00, 0xff,
};

static const uint8_t client_hello_tls13[] = {
        0x16, 0x03, 0x03, 0x05, 0xdc, 0x01, 0x00, 0x05,
        0xd8, 0x03, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x13, 0x03,
        0x13, 0x02, 0x13, 0x01, 0xcc, 0xa9, 0xcc, 0xa8,
        0xcc, 0xaa, 0xc0, 0x30, 0xc0, 0x2c, 0xc0, 0x28,
        0xc0, 0x24, 0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x9f,
        0x00, 0x6b, 0x00, 0x39, 0x00, 0xc4, 0x00, 0x88,
        0x00, 0x81, 0x00, 0x9d, 0x00, 0x3d, 0x00, 0x35,
        0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f, 0xc0, 0x2b,
        0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13, 0xc0, 0x09,
        0x00, 0x9e, 0x00, 0x67, 0x00, 0x33, 0x00, 0xbe,
        0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c, 0x00, 0x2f,
        0x00, 0xba, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07,
        0x00, 0x05, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16,
        0x00, 0x0a, 0x01, 0x00, 0x05, 0x33, 0x00, 0x2b,
        0x00, 0x05, 0x04, 0x03, 0x04, 0x03, 0x03, 0x00,
        0x0a, 0x00, 0x0c, 0x00, 0x0a, 0x11, 0xec, 0x00,
        0x1d, 0x00, 0x17, 0x00, 0x18, 0x00, 0x19, 0x00,
        0x33, 0x04, 0xea, 0x04, 0xe8, 0x11, 0xec, 0x04,
        0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00,
        0x02, 0x01, 0x00, 0x00, 0x23, 0x00, 0x00, 0x00,
        0x0d, 0x00, 0x1e, 0x00, 0x1c, 0x08, 0x06, 0x08,
        0x0b, 0x06, 0x01, 0x06, 0x03, 0x08, 0x05, 0x08,
        0x0a, 0x05, 0x01, 0x05, 0x03, 0x08, 0x04, 0x08,
        0x09, 0x04, 0x01, 0x04, 0x03, 0x02, 0x01, 0x02,
        0x03,
};

static const uint8_t cipher_list_tls13_only_aes[] = {
        0x13, 0x02, 0x13, 0x03, 0x13, 0x01,
};

static const uint8_t cipher_list_tls13_only_chacha[] = {
        0x13, 0x03, 0x13, 0x02, 0x13, 0x01,
};

static const uint8_t client_hello_tls13_only[] = {
        0x16, 0x03, 0x03, 0x05, 0x82, 0x01, 0x00, 0x05,
        0x7e, 0x03, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x13, 0x03,
        0x13, 0x02, 0x13, 0x01, 0x00, 0xff, 0x01, 0x00,
        0x05, 0x2d, 0x00, 0x2b, 0x00, 0x03, 0x02, 0x03,
        0x04, 0x00, 0x0a, 0x00, 0x0c, 0x00, 0x0a, 0x11,
        0xec, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00,
        0x19, 0x00, 0x33, 0x04, 0xea, 0x04, 0xe8, 0x11,
        0xec, 0x04, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, 0x23, 0x00,
        0x00, 0x00, 0x0d, 0x00, 0x1a, 0x00, 0x18, 0x08,
        0x06, 0x08, 0x0b, 0x06, 0x01, 0x06, 0x03, 0x08,
        0x05, 0x08, 0x0a, 0x05, 0x01, 0x05, 0x03, 0x08,
        0x04, 0x08, 0x09, 0x04, 0x01, 0x04, 0x03,
};

struct client_hello_test {
        const char *desc;
        const int protocol;
        const size_t random_start;
        const size_t session_start;
        const size_t key_share_start;
        const SSL_METHOD *(*ssl_method)(void);
        const long ssl_options;
        int connect_fails;
};

static const struct client_hello_test client_hello_tests[] = {
        {
                .desc = "DTLSv1 client method",
                .protocol = DTLS1_VERSION,
                .random_start = DTLS_RANDOM_OFFSET,
                .ssl_method = DTLSv1_client_method,
                .connect_fails = 1,
        },
        {
                .desc = "DTLSv1.2 client method",
                .protocol = DTLS1_2_VERSION,
                .random_start = DTLS_RANDOM_OFFSET,
                .ssl_method = DTLSv1_2_client_method,
        },
        {
                .desc = "DTLS client method",
                .protocol = DTLS1_2_VERSION,
                .random_start = DTLS_RANDOM_OFFSET,
                .ssl_method = DTLS_client_method,
        },
        {
                .desc = "DTLS client method (no DTLSv1.2)",
                .protocol = DTLS1_VERSION,
                .random_start = DTLS_RANDOM_OFFSET,
                .ssl_method = DTLS_client_method,
                .ssl_options = SSL_OP_NO_DTLSv1_2,
                .connect_fails = 1,
        },
        {
                .desc = "DTLS client method (no DTLSv1.0)",
                .protocol = DTLS1_2_VERSION,
                .random_start = DTLS_RANDOM_OFFSET,
                .ssl_method = DTLS_client_method,
                .ssl_options = SSL_OP_NO_DTLSv1,
        },
        {
                .desc = "TLSv1 client method",
                .protocol = TLS1_VERSION,
                .random_start = SSL3_RANDOM_OFFSET,
                .ssl_method = TLSv1_client_method,
                .connect_fails = 1,
        },
        {
                .desc = "TLSv1_1 client method",
                .protocol = TLS1_1_VERSION,
                .random_start = SSL3_RANDOM_OFFSET,
                .ssl_method = TLSv1_1_client_method,
                .connect_fails = 1,
        },
        {
                .desc = "TLSv1_2 client method",
                .protocol = TLS1_2_VERSION,
                .random_start = SSL3_RANDOM_OFFSET,
                .ssl_method = TLSv1_2_client_method,
        },
        {
                .desc = "SSLv23 default",
                .protocol = TLS1_3_VERSION,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_KEY_SHARE_OFFSET,
                .ssl_method = SSLv23_client_method,
                .ssl_options = 0,
        },
        {
                .desc = "SSLv23 default (no TLSv1.3)",
                .protocol = TLS1_2_VERSION,
                .random_start = SSL3_RANDOM_OFFSET,
                .ssl_method = SSLv23_client_method,
                .ssl_options = SSL_OP_NO_TLSv1_3,
        },
        {
                .desc = "SSLv23 (no TLSv1.2)",
                .protocol = TLS1_3_VERSION_ONLY,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_ONLY_KEY_SHARE_OFFSET,
                .ssl_method = SSLv23_client_method,
                .ssl_options = SSL_OP_NO_TLSv1_2,
        },
        {
                .desc = "SSLv23 (no TLSv1.1)",
                .protocol = TLS1_3_VERSION,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_KEY_SHARE_OFFSET,
                .ssl_method = SSLv23_client_method,
                .ssl_options = SSL_OP_NO_TLSv1_1,
        },
        {
                .desc = "TLS default",
                .protocol = TLS1_3_VERSION,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_KEY_SHARE_OFFSET,
                .ssl_method = TLS_client_method,
                .ssl_options = 0,
        },
        {
                .desc = "TLS (no TLSv1.3)",
                .protocol = TLS1_2_VERSION,
                .random_start = SSL3_RANDOM_OFFSET,
                .ssl_method = TLS_client_method,
                .ssl_options = SSL_OP_NO_TLSv1_3,
        },
        {
                .desc = "TLS (no TLSv1.2)",
                .protocol = TLS1_3_VERSION_ONLY,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_ONLY_KEY_SHARE_OFFSET,
                .ssl_method = TLS_client_method,
                .ssl_options = SSL_OP_NO_TLSv1_2,
        },
        {
                .desc = "TLS (no TLSv1.1)",
                .protocol = TLS1_3_VERSION,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_KEY_SHARE_OFFSET,
                .ssl_method = TLS_client_method,
                .ssl_options = SSL_OP_NO_TLSv1_1,
        },
#if 0
        /* XXX - build client hello with explicit versions extension. */
        {
                .desc = "TLS (no TLSv1.0, no TLSv1.1)",
                .protocol = TLS1_3_VERSION,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_KEY_SHARE_OFFSET,
                .ssl_method = TLS_client_method,
                .ssl_options = SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1,
        },
#endif
        {
                .desc = "TLS (no TLSv1.0, no TLSv1.1, no TLSv1.2)",
                .protocol = TLS1_3_VERSION_ONLY,
                .random_start = TLS13_RANDOM_OFFSET,
                .session_start = TLS13_SESSION_OFFSET,
                .key_share_start = TLS13_ONLY_KEY_SHARE_OFFSET,
                .ssl_method = TLS_client_method,
                .ssl_options = SSL_OP_NO_TLSv1 | SSL_OP_NO_TLSv1_1 | SSL_OP_NO_TLSv1_2,
        },
};

#define N_CLIENT_HELLO_TESTS \
    (sizeof(client_hello_tests) / sizeof(*client_hello_tests))

static void
hexdump(const uint8_t *buf, size_t len, const uint8_t *compare)
{
        const char *mark = "";
        size_t i;

        for (i = 1; i <= len; i++) {
                if (compare != NULL)
                        mark = (buf[i - 1] != compare[i - 1]) ? "*" : " ";
                fprintf(stderr, " %s0x%02hhx,%s", mark, buf[i - 1],
                    i % 8 && i != len ? "" : "\n");
        }
        fprintf(stderr, "\n");
}

static inline int
ssl_aes_is_accelerated(void)
{
        return (OPENSSL_cpu_caps() & CRYPTO_CPU_CAPS_ACCELERATED_AES) != 0;
}

static int
make_client_hello(int protocol, char **out, size_t *outlen)
{
        size_t client_hello_len, cipher_list_len, cipher_list_offset;
        const uint8_t *client_hello, *cipher_list;
        char *p;

        *out = NULL;
        *outlen = 0;

        switch (protocol) {
        case DTLS1_VERSION:
                client_hello = client_hello_dtls1;
                client_hello_len = sizeof(client_hello_dtls1);
                cipher_list = cipher_list_dtls1;
                cipher_list_len = sizeof(cipher_list_dtls1);
                cipher_list_offset = DTLS_CIPHER_OFFSET;
                break;

        case DTLS1_2_VERSION:
                client_hello = client_hello_dtls12;
                client_hello_len = sizeof(client_hello_dtls12);
                cipher_list = cipher_list_dtls12_chacha;
                cipher_list_len = sizeof(cipher_list_dtls12_chacha);
                if (ssl_aes_is_accelerated()) {
                        cipher_list = cipher_list_dtls12_aes;
                        cipher_list_len = sizeof(cipher_list_dtls12_aes);
                }
                cipher_list_offset = DTLS_CIPHER_OFFSET;
                break;

        case TLS1_VERSION:
                client_hello = client_hello_tls10;
                client_hello_len = sizeof(client_hello_tls10);
                cipher_list = cipher_list_tls10;
                cipher_list_len = sizeof(cipher_list_tls10);
                cipher_list_offset = SSL3_CIPHER_OFFSET;
                break;

        case TLS1_1_VERSION:
                client_hello = client_hello_tls11;
                client_hello_len = sizeof(client_hello_tls11);
                cipher_list = cipher_list_tls11;
                cipher_list_len = sizeof(cipher_list_tls11);
                cipher_list_offset = SSL3_CIPHER_OFFSET;
                break;

        case TLS1_2_VERSION:
                client_hello = client_hello_tls12;
                client_hello_len = sizeof(client_hello_tls12);
                cipher_list = cipher_list_tls12_chacha;
                cipher_list_len = sizeof(cipher_list_tls12_chacha);
                if (ssl_aes_is_accelerated()) {
                        cipher_list = cipher_list_tls12_aes;
                        cipher_list_len = sizeof(cipher_list_tls12_aes);
                }
                cipher_list_offset = SSL3_CIPHER_OFFSET;
                break;

        case TLS1_3_VERSION:
                client_hello = client_hello_tls13;
                client_hello_len = sizeof(client_hello_tls13);
                cipher_list = cipher_list_tls13_chacha;
                cipher_list_len = sizeof(cipher_list_tls13_chacha);
                if (ssl_aes_is_accelerated()) {
                        cipher_list = cipher_list_tls13_aes;
                        cipher_list_len = sizeof(cipher_list_tls13_aes);
                }
                cipher_list_offset = TLS13_CIPHER_OFFSET;
                break;

        case TLS1_3_VERSION_ONLY:
                client_hello = client_hello_tls13_only;
                client_hello_len = sizeof(client_hello_tls13_only);
                cipher_list = cipher_list_tls13_only_chacha;
                cipher_list_len = sizeof(cipher_list_tls13_only_chacha);
                if (ssl_aes_is_accelerated()) {
                        cipher_list = cipher_list_tls13_only_aes;
                        cipher_list_len = sizeof(cipher_list_tls13_only_aes);
                }
                cipher_list_offset = TLS13_CIPHER_OFFSET;
                break;

        default:
                return (-1);
        }

        if ((p = malloc(client_hello_len)) == NULL)
                return (-1);

        memcpy(p, client_hello, client_hello_len);
        memcpy(p + cipher_list_offset, cipher_list, cipher_list_len);

        *out = p;
        *outlen = client_hello_len;

        return (0);
}

static int
client_hello_test(int testno, const struct client_hello_test *cht)
{
        BIO *rbio = NULL, *wbio = NULL;
        SSL_CTX *ssl_ctx = NULL;
        SSL *ssl = NULL;
        char *client_hello = NULL;
        size_t client_hello_len;
        size_t session_len;
        char *wbuf, rbuf[1];
        int ret = 1;
        long len;

        fprintf(stderr, "Test %d - %s\n", testno, cht->desc);

        /* Providing a small buf causes *_get_server_hello() to return. */
        if ((rbio = BIO_new_mem_buf(rbuf, sizeof(rbuf))) == NULL) {
                fprintf(stderr, "Failed to setup rbio\n");
                goto failure;
        }
        if ((wbio = BIO_new(BIO_s_mem())) == NULL) {
                fprintf(stderr, "Failed to setup wbio\n");
                goto failure;
        }

        if ((ssl_ctx = SSL_CTX_new(cht->ssl_method())) == NULL) {
                fprintf(stderr, "SSL_CTX_new() returned NULL\n");
                goto failure;
        }

        SSL_CTX_set_options(ssl_ctx, cht->ssl_options);

        if ((ssl = SSL_new(ssl_ctx)) == NULL) {
                fprintf(stderr, "SSL_new() returned NULL\n");
                goto failure;
        }

        if (!tlsext_linearize_build_order(ssl)) {
                fprintf(stderr, "failed to linearize build order");
                goto failure;
        }

        BIO_up_ref(rbio);
        BIO_up_ref(wbio);
        SSL_set_bio(ssl, rbio, wbio);

        if (SSL_connect(ssl) != 0) {
                if (cht->connect_fails)
                        goto done;
                fprintf(stderr, "SSL_connect() returned non-zero\n");
                goto failure;
        }

        len = BIO_get_mem_data(wbio, &wbuf);

        if (make_client_hello(cht->protocol, &client_hello,
            &client_hello_len) != 0)
                errx(1, "failed to make client hello");

        if ((size_t)len != client_hello_len) {
                fprintf(stderr, "FAIL: test returned ClientHello length %ld, "
                    "want %zu\n", len, client_hello_len);
                fprintf(stderr, "received:\n");
                hexdump(wbuf, len, NULL);
                fprintf(stderr, "test data:\n");
                hexdump(client_hello, client_hello_len, NULL);
                fprintf(stderr, "\n");
                goto failure;
        }

        /* We expect the client random to differ. */
        if (memcmp(&client_hello[cht->random_start], &wbuf[cht->random_start],
            SSL3_RANDOM_SIZE) == 0) {
                fprintf(stderr, "FAIL: ClientHello has zeroed random\n");
                goto failure;
        }

        memset(&wbuf[cht->random_start], 0, SSL3_RANDOM_SIZE);

        if (cht->session_start > 0) {
                session_len = wbuf[cht->session_start];
                if (session_len > 0)
                        memset(&wbuf[cht->session_start + 1], 0, session_len);
        }
        if (cht->key_share_start > 0)
                memset(&wbuf[cht->key_share_start], 0, 1252);

        if (memcmp(client_hello, wbuf, client_hello_len) != 0) {
                fprintf(stderr, "FAIL: ClientHello differs:\n");
                fprintf(stderr, "received:\n");
                hexdump(wbuf, len, client_hello);
                fprintf(stderr, "test data:\n");
                hexdump(client_hello, client_hello_len, wbuf);
                fprintf(stderr, "\n");
                goto failure;
        }

 done:
        ret = 0;

 failure:
        SSL_CTX_free(ssl_ctx);
        SSL_free(ssl);

        BIO_free(rbio);
        BIO_free(wbio);

        free(client_hello);

        return (ret);
}

int
main(int argc, char **argv)
{
        int failed = 0;
        size_t i;

        SSL_library_init();

        for (i = 0; i < N_CLIENT_HELLO_TESTS; i++)
                failed |= client_hello_test(i, &client_hello_tests[i]);

        return (failed);
}