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|
/* $OpenBSD: clienttest.c,v 1.43 2024/02/03 15:58:34 beck 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 + 184)
#define TLS13_ONLY_KEY_SHARE_OFFSET (TLS13_HM_OFFSET + 98)
#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, 0xba, 0x01, 0x00, 0x00,
0xae, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xae, 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, 0x34, 0x00, 0x0b, 0x00, 0x02, 0x01,
0x00, 0x00, 0x0a, 0x00, 0x0a, 0x00, 0x08, 0x00,
0x1d, 0x00, 0x17, 0x00, 0x18, 0x00, 0x19, 0x00,
0x23, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x18, 0x00,
0x16, 0x08, 0x06, 0x06, 0x01, 0x06, 0x03, 0x08,
0x05, 0x05, 0x01, 0x05, 0x03, 0x08, 0x04, 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, 0xb7, 0x01, 0x00, 0x00,
0xb3, 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, 0x34,
0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, 0x0a,
0x00, 0x0a, 0x00, 0x08, 0x00, 0x1d, 0x00, 0x17,
0x00, 0x18, 0x00, 0x19, 0x00, 0x23, 0x00, 0x00,
0x00, 0x0d, 0x00, 0x18, 0x00, 0x16, 0x08, 0x06,
0x06, 0x01, 0x06, 0x03, 0x08, 0x05, 0x05, 0x01,
0x05, 0x03, 0x08, 0x04, 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, 0x01, 0x10, 0x01, 0x00, 0x01,
0x0c, 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, 0x00, 0x67, 0x00, 0x2b,
0x00, 0x05, 0x04, 0x03, 0x04, 0x03, 0x03, 0x00,
0x33, 0x00, 0x26, 0x00, 0x24, 0x00, 0x1d, 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, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00,
0x0a, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x1d, 0x00,
0x17, 0x00, 0x18, 0x00, 0x19, 0x00, 0x23, 0x00,
0x00, 0x00, 0x0d, 0x00, 0x18, 0x00, 0x16, 0x08,
0x06, 0x06, 0x01, 0x06, 0x03, 0x08, 0x05, 0x05,
0x01, 0x05, 0x03, 0x08, 0x04, 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, 0x00, 0xb6, 0x01, 0x00, 0x00,
0xb2, 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,
0x00, 0x61, 0x00, 0x2b, 0x00, 0x03, 0x02, 0x03,
0x04, 0x00, 0x33, 0x00, 0x26, 0x00, 0x24, 0x00,
0x1d, 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, 0x0b, 0x00, 0x02, 0x01,
0x00, 0x00, 0x0a, 0x00, 0x0a, 0x00, 0x08, 0x00,
0x1d, 0x00, 0x17, 0x00, 0x18, 0x00, 0x19, 0x00,
0x23, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x14, 0x00,
0x12, 0x08, 0x06, 0x06, 0x01, 0x06, 0x03, 0x08,
0x05, 0x05, 0x01, 0x05, 0x03, 0x08, 0x04, 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)
{
#if defined(__i386__) || defined(__x86_64__)
return ((OPENSSL_cpu_caps() & (1ULL << 57)) != 0);
#else
return (0);
#endif
}
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, 32);
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);
}
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