src/libtls/tests/suites/test_hkdf.c

   1 /*
   2  * Copyright (C) 2020 Pascal Knecht
   3  * Copyright (C) 2020 Méline Sieber
   4  * HSR Hochschule fuer Technik Rapperswil
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2 of the License, or (at your
   9  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * for more details.
  15  */
  16
  17 #include <test_suite.h>
  18
  19 #include "tls_hkdf.h"
  20
  21 static chunk_t ulfheim_ecdhe = chunk_from_chars(
  22         0xdf,0x4a,0x29,0x1b,0xaa,0x1e,0xb7,0xcf,0xa6,0x93,0x4b,0x29,0xb4,0x74,0xba,0xad,
  23         0x26,0x97,0xe2,0x9f,0x1f,0x92,0x0d,0xcc,0x77,0xc8,0xa0,0xa0,0x88,0x44,0x76,0x24,
  24 );
  25
  26 static chunk_t ulfheim_client_server_hello = chunk_from_chars(
  27         /* Client Hello */
  28         0x01,0x00,0x00,0xc6,0x03,0x03,0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,
  29         0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,
  30         0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,0x20,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,
  31         0xe9,0xea,0xeb,0xec,0xed,0xee,0xef,0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,
  32         0xf9,0xfa,0xfb,0xfc,0xfd,0xfe,0xff,0x00,0x06,0x13,0x01,0x13,0x02,0x13,0x03,0x01,
  33         0x00,0x00,0x77,0x00,0x00,0x00,0x18,0x00,0x16,0x00,0x00,0x13,0x65,0x78,0x61,0x6d,
  34         0x70,0x6c,0x65,0x2e,0x75,0x6c,0x66,0x68,0x65,0x69,0x6d,0x2e,0x6e,0x65,0x74,0x00,
  35         0x0a,0x00,0x08,0x00,0x06,0x00,0x1d,0x00,0x17,0x00,0x18,0x00,0x0d,0x00,0x14,0x00,
  36         0x12,0x04,0x03,0x08,0x04,0x04,0x01,0x05,0x03,0x08,0x05,0x05,0x01,0x08,0x06,0x06,
  37         0x01,0x02,0x01,0x00,0x33,0x00,0x26,0x00,0x24,0x00,0x1d,0x00,0x20,0x35,0x80,0x72,
  38         0xd6,0x36,0x58,0x80,0xd1,0xae,0xea,0x32,0x9a,0xdf,0x91,0x21,0x38,0x38,0x51,0xed,
  39         0x21,0xa2,0x8e,0x3b,0x75,0xe9,0x65,0xd0,0xd2,0xcd,0x16,0x62,0x54,0x00,0x2d,0x00,
  40         0x02,0x01,0x01,0x00,0x2b,0x00,0x03,0x02,0x03,0x04,
  41         /* Server Hello */
  42         0x02,0x00,0x00,0x76,0x03,0x03,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,
  43         0x7a,0x7b,0x7c,0x7d,0x7e,0x7f,0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,
  44         0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,0x20,0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,
  45         0xe9,0xea,0xeb,0xec,0xed,0xee,0xef,0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,
  46         0xf9,0xfa,0xfb,0xfc,0xfd,0xfe,0xff,0x13,0x01,0x00,0x00,0x2e,0x00,0x33,0x00,0x24,
  47         0x00,0x1d,0x00,0x20,0x9f,0xd7,0xad,0x6d,0xcf,0xf4,0x29,0x8d,0xd3,0xf9,0x6d,0x5b,
  48         0x1b,0x2a,0xf9,0x10,0xa0,0x53,0x5b,0x14,0x88,0xd7,0xf8,0xfa,0xbb,0x34,0x9a,0x98,
  49         0x28,0x80,0xb6,0x15,0x00,0x2b,0x00,0x02,0x03,0x04,
  50 );
  51
  52 static chunk_t ulfheim_server_data = chunk_from_chars(
  53         /* Server Encrypted Extension */
  54         0x08,0x00,0x00,0x02,0x00,0x00,
  55         /* Server Certificate */
  56         0x0b,0x00,0x03,0x2e,0x00,0x00,0x03,0x2a,0x00,0x03,0x25,0x30,0x82,0x03,0x21,0x30,
  57         0x82,0x02,0x09,0xa0,0x03,0x02,0x01,0x02,0x02,0x08,0x15,0x5a,0x92,0xad,0xc2,0x04,
  58         0x8f,0x90,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x0b,0x05,
  59         0x00,0x30,0x22,0x31,0x0b,0x30,0x09,0x06,0x03,0x55,0x04,0x06,0x13,0x02,0x55,0x53,
  60         0x31,0x13,0x30,0x11,0x06,0x03,0x55,0x04,0x0a,0x13,0x0a,0x45,0x78,0x61,0x6d,0x70,
  61         0x6c,0x65,0x20,0x43,0x41,0x30,0x1e,0x17,0x0d,0x31,0x38,0x31,0x30,0x30,0x35,0x30,
  62         0x31,0x33,0x38,0x31,0x37,0x5a,0x17,0x0d,0x31,0x39,0x31,0x30,0x30,0x35,0x30,0x31,
  63         0x33,0x38,0x31,0x37,0x5a,0x30,0x2b,0x31,0x0b,0x30,0x09,0x06,0x03,0x55,0x04,0x06,
  64         0x13,0x02,0x55,0x53,0x31,0x1c,0x30,0x1a,0x06,0x03,0x55,0x04,0x03,0x13,0x13,0x65,
  65         0x78,0x61,0x6d,0x70,0x6c,0x65,0x2e,0x75,0x6c,0x66,0x68,0x65,0x69,0x6d,0x2e,0x6e,
  66         0x65,0x74,0x30,0x82,0x01,0x22,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,
  67         0x01,0x01,0x01,0x05,0x00,0x03,0x82,0x01,0x0f,0x00,0x30,0x82,0x01,0x0a,0x02,0x82,
  68         0x01,0x01,0x00,0xc4,0x80,0x36,0x06,0xba,0xe7,0x47,0x6b,0x08,0x94,0x04,0xec,0xa7,
  69         0xb6,0x91,0x04,0x3f,0xf7,0x92,0xbc,0x19,0xee,0xfb,0x7d,0x74,0xd7,0xa8,0x0d,0x00,
  70         0x1e,0x7b,0x4b,0x3a,0x4a,0xe6,0x0f,0xe8,0xc0,0x71,0xfc,0x73,0xe7,0x02,0x4c,0x0d,
  71         0xbc,0xf4,0xbd,0xd1,0x1d,0x39,0x6b,0xba,0x70,0x46,0x4a,0x13,0xe9,0x4a,0xf8,0x3d,
  72         0xf3,0xe1,0x09,0x59,0x54,0x7b,0xc9,0x55,0xfb,0x41,0x2d,0xa3,0x76,0x52,0x11,0xe1,
  73         0xf3,0xdc,0x77,0x6c,0xaa,0x53,0x37,0x6e,0xca,0x3a,0xec,0xbe,0xc3,0xaa,0xb7,0x3b,
  74         0x31,0xd5,0x6c,0xb6,0x52,0x9c,0x80,0x98,0xbc,0xc9,0xe0,0x28,0x18,0xe2,0x0b,0xf7,
  75         0xf8,0xa0,0x3a,0xfd,0x17,0x04,0x50,0x9e,0xce,0x79,0xbd,0x9f,0x39,0xf1,0xea,0x69,
  76         0xec,0x47,0x97,0x2e,0x83,0x0f,0xb5,0xca,0x95,0xde,0x95,0xa1,0xe6,0x04,0x22,0xd5,
  77         0xee,0xbe,0x52,0x79,0x54,0xa1,0xe7,0xbf,0x8a,0x86,0xf6,0x46,0x6d,0x0d,0x9f,0x16,
  78         0x95,0x1a,0x4c,0xf7,0xa0,0x46,0x92,0x59,0x5c,0x13,0x52,0xf2,0x54,0x9e,0x5a,0xfb,
  79         0x4e,0xbf,0xd7,0x7a,0x37,0x95,0x01,0x44,0xe4,0xc0,0x26,0x87,0x4c,0x65,0x3e,0x40,
  80         0x7d,0x7d,0x23,0x07,0x44,0x01,0xf4,0x84,0xff,0xd0,0x8f,0x7a,0x1f,0xa0,0x52,0x10,
  81         0xd1,0xf4,0xf0,0xd5,0xce,0x79,0x70,0x29,0x32,0xe2,0xca,0xbe,0x70,0x1f,0xdf,0xad,
  82         0x6b,0x4b,0xb7,0x11,0x01,0xf4,0x4b,0xad,0x66,0x6a,0x11,0x13,0x0f,0xe2,0xee,0x82,
  83         0x9e,0x4d,0x02,0x9d,0xc9,0x1c,0xdd,0x67,0x16,0xdb,0xb9,0x06,0x18,0x86,0xed,0xc1,
  84         0xba,0x94,0x21,0x02,0x03,0x01,0x00,0x01,0xa3,0x52,0x30,0x50,0x30,0x0e,0x06,0x03,
  85         0x55,0x1d,0x0f,0x01,0x01,0xff,0x04,0x04,0x03,0x02,0x05,0xa0,0x30,0x1d,0x06,0x03,
  86         0x55,0x1d,0x25,0x04,0x16,0x30,0x14,0x06,0x08,0x2b,0x06,0x01,0x05,0x05,0x07,0x03,
  87         0x02,0x06,0x08,0x2b,0x06,0x01,0x05,0x05,0x07,0x03,0x01,0x30,0x1f,0x06,0x03,0x55,
  88         0x1d,0x23,0x04,0x18,0x30,0x16,0x80,0x14,0x89,0x4f,0xde,0x5b,0xcc,0x69,0xe2,0x52,
  89         0xcf,0x3e,0xa3,0x00,0xdf,0xb1,0x97,0xb8,0x1d,0xe1,0xc1,0x46,0x30,0x0d,0x06,0x09,
  90         0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x0b,0x05,0x00,0x03,0x82,0x01,0x01,0x00,
  91         0x59,0x16,0x45,0xa6,0x9a,0x2e,0x37,0x79,0xe4,0xf6,0xdd,0x27,0x1a,0xba,0x1c,0x0b,
  92         0xfd,0x6c,0xd7,0x55,0x99,0xb5,0xe7,0xc3,0x6e,0x53,0x3e,0xff,0x36,0x59,0x08,0x43,
  93         0x24,0xc9,0xe7,0xa5,0x04,0x07,0x9d,0x39,0xe0,0xd4,0x29,0x87,0xff,0xe3,0xeb,0xdd,
  94         0x09,0xc1,0xcf,0x1d,0x91,0x44,0x55,0x87,0x0b,0x57,0x1d,0xd1,0x9b,0xdf,0x1d,0x24,
  95         0xf8,0xbb,0x9a,0x11,0xfe,0x80,0xfd,0x59,0x2b,0xa0,0x39,0x8c,0xde,0x11,0xe2,0x65,
  96         0x1e,0x61,0x8c,0xe5,0x98,0xfa,0x96,0xe5,0x37,0x2e,0xef,0x3d,0x24,0x8a,0xfd,0xe1,
  97         0x74,0x63,0xeb,0xbf,0xab,0xb8,0xe4,0xd1,0xab,0x50,0x2a,0x54,0xec,0x00,0x64,0xe9,
  98         0x2f,0x78,0x19,0x66,0x0d,0x3f,0x27,0xcf,0x20,0x9e,0x66,0x7f,0xce,0x5a,0xe2,0xe4,
  99         0xac,0x99,0xc7,0xc9,0x38,0x18,0xf8,0xb2,0x51,0x07,0x22,0xdf,0xed,0x97,0xf3,0x2e,
 100         0x3e,0x93,0x49,0xd4,0xc6,0x6c,0x9e,0xa6,0x39,0x6d,0x74,0x44,0x62,0xa0,0x6b,0x42,
 101         0xc6,0xd5,0xba,0x68,0x8e,0xac,0x3a,0x01,0x7b,0xdd,0xfc,0x8e,0x2c,0xfc,0xad,0x27,
 102         0xcb,0x69,0xd3,0xcc,0xdc,0xa2,0x80,0x41,0x44,0x65,0xd3,0xae,0x34,0x8c,0xe0,0xf3,
 103         0x4a,0xb2,0xfb,0x9c,0x61,0x83,0x71,0x31,0x2b,0x19,0x10,0x41,0x64,0x1c,0x23,0x7f,
 104         0x11,0xa5,0xd6,0x5c,0x84,0x4f,0x04,0x04,0x84,0x99,0x38,0x71,0x2b,0x95,0x9e,0xd6,
 105         0x85,0xbc,0x5c,0x5d,0xd6,0x45,0xed,0x19,0x90,0x94,0x73,0x40,0x29,0x26,0xdc,0xb4,
 106         0x0e,0x34,0x69,0xa1,0x59,0x41,0xe8,0xe2,0xcc,0xa8,0x4b,0xb6,0x08,0x46,0x36,0xa0,
 107         0x00,0x00,
 108         /* Server Certificate Verify */
 109         0x0f,0x00,0x01,0x04,0x08,0x04,0x01,0x00,0x17,0xfe,0xb5,0x33,0xca,0x6d,0x00,0x7d,
 110         0x00,0x58,0x25,0x79,0x68,0x42,0x4b,0xbc,0x3a,0xa6,0x90,0x9e,0x9d,0x49,0x55,0x75,
 111         0x76,0xa5,0x20,0xe0,0x4a,0x5e,0xf0,0x5f,0x0e,0x86,0xd2,0x4f,0xf4,0x3f,0x8e,0xb8,
 112         0x61,0xee,0xf5,0x95,0x22,0x8d,0x70,0x32,0xaa,0x36,0x0f,0x71,0x4e,0x66,0x74,0x13,
 113         0x92,0x6e,0xf4,0xf8,0xb5,0x80,0x3b,0x69,0xe3,0x55,0x19,0xe3,0xb2,0x3f,0x43,0x73,
 114         0xdf,0xac,0x67,0x87,0x06,0x6d,0xcb,0x47,0x56,0xb5,0x45,0x60,0xe0,0x88,0x6e,0x9b,
 115         0x96,0x2c,0x4a,0xd2,0x8d,0xab,0x26,0xba,0xd1,0xab,0xc2,0x59,0x16,0xb0,0x9a,0xf2,
 116         0x86,0x53,0x7f,0x68,0x4f,0x80,0x8a,0xef,0xee,0x73,0x04,0x6c,0xb7,0xdf,0x0a,0x84,
 117         0xfb,0xb5,0x96,0x7a,0xca,0x13,0x1f,0x4b,0x1c,0xf3,0x89,0x79,0x94,0x03,0xa3,0x0c,
 118         0x02,0xd2,0x9c,0xbd,0xad,0xb7,0x25,0x12,0xdb,0x9c,0xec,0x2e,0x5e,0x1d,0x00,0xe5,
 119         0x0c,0xaf,0xcf,0x6f,0x21,0x09,0x1e,0xbc,0x4f,0x25,0x3c,0x5e,0xab,0x01,0xa6,0x79,
 120         0xba,0xea,0xbe,0xed,0xb9,0xc9,0x61,0x8f,0x66,0x00,0x6b,0x82,0x44,0xd6,0x62,0x2a,
 121         0xaa,0x56,0x88,0x7c,0xcf,0xc6,0x6a,0x0f,0x38,0x51,0xdf,0xa1,0x3a,0x78,0xcf,0xf7,
 122         0x99,0x1e,0x03,0xcb,0x2c,0x3a,0x0e,0xd8,0x7d,0x73,0x67,0x36,0x2e,0xb7,0x80,0x5b,
 123         0x00,0xb2,0x52,0x4f,0xf2,0x98,0xa4,0xda,0x48,0x7c,0xac,0xde,0xaf,0x8a,0x23,0x36,
 124         0xc5,0x63,0x1b,0x3e,0xfa,0x93,0x5b,0xb4,0x11,0xe7,0x53,0xca,0x13,0xb0,0x15,0xfe,
 125         0xc7,0xe4,0xa7,0x30,0xf1,0x36,0x9f,0x9e,
 126         /* Server Handshake Finish */
 127         0x14,0x00,0x00,0x20,0xea,0x6e,0xe1,0x76,0xdc,0xcc,0x4a,0xf1,0x85,0x9e,0x9e,0x4e,
 128         0x93,0xf7,0x97,0xea,0xc9,0xa7,0x8c,0xe4,0x39,0x30,0x1e,0x35,0x27,0x5a,0xd4,0x3f,
 129         0x3c,0xdd,0xbd,0xe3,
 130 );
 131
 132 static void check_secret(tls_hkdf_t *hkdf, tls_hkdf_label_t label, chunk_t data, chunk_t exp_secret)
 133 {
 134         chunk_t secret;
 135
 136         ck_assert(hkdf->generate_secret(hkdf, label, data, &secret));
 137         ck_assert_chunk_eq(exp_secret, secret);
 138
 139         chunk_free(&secret);
 140 }
 141
 142 static void check_secret_key_iv(tls_hkdf_t *hkdf, tls_hkdf_label_t label,
 143                                                                 chunk_t data, bool is_server, chunk_t exp_secret,
 144                                                                 int key_length, int iv_length, chunk_t exp_key,
 145                                                                 chunk_t exp_iv)
 146 {
 147         chunk_t key, iv;
 148
 149         check_secret(hkdf, label, data, exp_secret);
 150
 151         ck_assert(hkdf->derive_key(hkdf, is_server, key_length, &key));
 152         ck_assert_chunk_eq(exp_key, key);
 153
 154         ck_assert(hkdf->derive_iv(hkdf, is_server, iv_length, &iv));
 155         ck_assert_chunk_eq(exp_iv, iv);
 156
 157         chunk_free(&key);
 158         chunk_free(&iv);
 159 }
 160
 161 static void check_finished(tls_hkdf_t *hkdf, bool is_server, chunk_t exp_finished)
 162 {
 163         chunk_t finished;
 164
 165         ck_assert(hkdf->derive_finished(hkdf, is_server, &finished));
 166         ck_assert_chunk_eq(exp_finished, finished);
 167
 168         chunk_free(&finished);
 169 }
 170
 171 static void check_resumption(tls_hkdf_t *hkdf, chunk_t data, chunk_t exp_resume)
 172 {
 173         chunk_t nonce, resume;
 174
 175         nonce = chunk_from_chars(0x00,0x00);
 176         ck_assert(hkdf->resume(hkdf, data, nonce, &resume));
 177         ck_assert_chunk_eq(exp_resume, resume);
 178
 179         chunk_free(&resume);
 180 }
 181
 182 START_TEST(test_ulfheim_handshake)
 183 {
 184         chunk_t exp_client_handshake_traffic_secret = chunk_from_chars(
 185                 0xff,0x0e,0x5b,0x96,0x52,0x91,0xc6,0x08,0xc1,0xe8,0xcd,0x26,0x7e,0xef,0xc0,0xaf,
 186                 0xcc,0x5e,0x98,0xa2,0x78,0x63,0x73,0xf0,0xdb,0x47,0xb0,0x47,0x86,0xd7,0x2a,0xea,
 187         );
 188
 189         chunk_t exp_client_handshake_key = chunk_from_chars(
 190                 0x71,0x54,0xf3,0x14,0xe6,0xbe,0x7d,0xc0,0x08,0xdf,0x2c,0x83,0x2b,0xaa,0x1d,0x39,
 191         );
 192
 193         chunk_t exp_client_handshake_iv = chunk_from_chars(
 194                 0x71,0xab,0xc2,0xca,0xe4,0xc6,0x99,0xd4,0x7c,0x60,0x02,0x68,
 195         );
 196
 197         chunk_t exp_server_handshake_traffic_secret = chunk_from_chars(
 198                 0xa2,0x06,0x72,0x65,0xe7,0xf0,0x65,0x2a,0x92,0x3d,0x5d,0x72,0xab,0x04,0x67,0xc4,
 199                 0x61,0x32,0xee,0xb9,0x68,0xb6,0xa3,0x2d,0x31,0x1c,0x80,0x58,0x68,0x54,0x88,0x14,
 200         );
 201
 202         chunk_t exp_server_handshake_key = chunk_from_chars(
 203                 0x84,0x47,0x80,0xa7,0xac,0xad,0x9f,0x98,0x0f,0xa2,0x5c,0x11,0x4e,0x43,0x40,0x2a,
 204         );
 205
 206         chunk_t exp_server_handshake_iv = chunk_from_chars(
 207                 0x4c,0x04,0x2d,0xdc,0x12,0x0a,0x38,0xd1,0x41,0x7f,0xc8,0x15,
 208         );
 209
 210         chunk_t exp_client_finished_key = chunk_from_chars(
 211                 0x7c,0x60,0xf8,0xd6,0x34,0x6f,0x4a,0x96,0x91,0xd2,0xae,0x64,0x5a,0x78,0x85,0xe0,
 212                 0x10,0x4a,0xdf,0xf9,0x8e,0xba,0x98,0x1c,0xa2,0xf9,0x9e,0xf6,0x2b,0xdd,0x8f,0xaa,
 213         );
 214
 215         chunk_t exp_server_finished_key = chunk_from_chars(
 216                 0xea,0x84,0xab,0xd2,0xad,0xa0,0xb5,0xc6,0x4c,0x08,0x07,0xa3,0x26,0xb6,0xfd,0x94,
 217                 0xa9,0x59,0x7e,0x39,0xca,0x62,0x10,0x60,0x7c,0x0d,0x3c,0x8c,0x76,0x68,0x65,0x71,
 218         );
 219
 220         tls_hkdf_t *hkdf = tls_hkdf_create(HASH_SHA256, chunk_empty);
 221         ck_assert(hkdf);
 222
 223         hkdf->set_shared_secret(hkdf, ulfheim_ecdhe);
 224
 225         /* Generate client handshake traffic secret */
 226         check_secret_key_iv(hkdf, TLS_HKDF_C_HS_TRAFFIC, ulfheim_client_server_hello,
 227                                                 FALSE, exp_client_handshake_traffic_secret, 16, 12,
 228                                                 exp_client_handshake_key, exp_client_handshake_iv);
 229
 230         check_finished(hkdf, FALSE, exp_client_finished_key);
 231
 232         /* Generate server handshake traffic secret */
 233         check_secret_key_iv(hkdf, TLS_HKDF_S_HS_TRAFFIC, ulfheim_client_server_hello,
 234                                                 TRUE, exp_server_handshake_traffic_secret, 16, 12,
 235                                                 exp_server_handshake_key, exp_server_handshake_iv);
 236
 237         check_finished(hkdf, TRUE, exp_server_finished_key);
 238
 239         hkdf->destroy(hkdf);
 240 }
 241 END_TEST
 242
 243 START_TEST(test_ulfheim_traffic)
 244 {
 245         chunk_t exp_client_application_traffic_secret = chunk_from_chars(
 246                 0xb8,0x82,0x22,0x31,0xc1,0xd6,0x76,0xec,0xca,0x1c,0x11,0xff,0xf6,0x59,0x42,0x80,
 247                 0x31,0x4d,0x03,0xa4,0xe9,0x1c,0xf1,0xaf,0x7f,0xe7,0x3f,0x8f,0x7b,0xe2,0xc1,0x1b,
 248         );
 249
 250         chunk_t exp_client_application_key = chunk_from_chars(
 251                 0x49,0x13,0x4b,0x95,0x32,0x8f,0x27,0x9f,0x01,0x83,0x86,0x05,0x89,0xac,0x67,0x07,
 252         );
 253
 254         chunk_t exp_client_application_iv = chunk_from_chars(
 255                 0xbc,0x4d,0xd5,0xf7,0xb9,0x8a,0xcf,0xf8,0x54,0x66,0x26,0x1d,
 256         );
 257
 258         chunk_t exp_server_application_traffic_secret = chunk_from_chars(
 259                 0x3f,0xc3,0x5e,0xa7,0x06,0x93,0x06,0x9a,0x27,0x79,0x56,0xaf,0xa2,0x3b,0x8f,0x45,
 260                 0x43,0xce,0x68,0xac,0x59,0x5f,0x2a,0xac,0xe0,0x5c,0xd7,0xa1,0xc9,0x20,0x23,0xd5,
 261         );
 262
 263         chunk_t exp_server_application_key = chunk_from_chars(
 264                 0x0b,0x6d,0x22,0xc8,0xff,0x68,0x09,0x7e,0xa8,0x71,0xc6,0x72,0x07,0x37,0x73,0xbf,
 265         );
 266
 267         chunk_t exp_server_application_iv = chunk_from_chars(
 268                 0x1b,0x13,0xdd,0x9f,0x8d,0x8f,0x17,0x09,0x1d,0x34,0xb3,0x49,
 269         );
 270
 271         chunk_t hs_data;
 272
 273         tls_hkdf_t *hkdf = tls_hkdf_create(HASH_SHA256, chunk_empty);
 274         ck_assert(hkdf);
 275
 276         hkdf->set_shared_secret(hkdf, ulfheim_ecdhe);
 277
 278         /* Generate client application traffic secret */
 279         hs_data = chunk_cata("cc", ulfheim_client_server_hello, ulfheim_server_data);
 280         check_secret_key_iv(hkdf, TLS_HKDF_C_AP_TRAFFIC, hs_data, FALSE,
 281                                                 exp_client_application_traffic_secret, 16, 12,
 282                                                 exp_client_application_key, exp_client_application_iv);
 283
 284         /* Generate server application traffic secret */
 285         check_secret_key_iv(hkdf, TLS_HKDF_S_AP_TRAFFIC, hs_data, TRUE,
 286                                                 exp_server_application_traffic_secret, 16, 12,
 287                                                 exp_server_application_key, exp_server_application_iv);
 288
 289         hkdf->destroy(hkdf);
 290 }
 291 END_TEST
 292
 293 START_TEST(test_rfc8448_simple_1_rtt_handshake)
 294 {
 295         chunk_t client_hello = chunk_from_chars(
 296                 0x01,0x00,0x00,0xc0,0x03,0x03,0xcb,0x34,0xec,0xb1,0xe7,0x81,0x63,0xba,0x1c,0x38,
 297                 0xc6,0xda,0xcb,0x19,0x6a,0x6d,0xff,0xa2,0x1a,0x8d,0x99,0x12,0xec,0x18,0xa2,0xef,
 298                 0x62,0x83,0x02,0x4d,0xec,0xe7,0x00,0x00,0x06,0x13,0x01,0x13,0x03,0x13,0x02,0x01,
 299                 0x00,0x00,0x91,0x00,0x00,0x00,0x0b,0x00,0x09,0x00,0x00,0x06,0x73,0x65,0x72,0x76,
 300                 0x65,0x72,0xff,0x01,0x00,0x01,0x00,0x00,0x0a,0x00,0x14,0x00,0x12,0x00,0x1d,0x00,
 301                 0x17,0x00,0x18,0x00,0x19,0x01,0x00,0x01,0x01,0x01,0x02,0x01,0x03,0x01,0x04,0x00,
 302                 0x23,0x00,0x00,0x00,0x33,0x00,0x26,0x00,0x24,0x00,0x1d,0x00,0x20,0x99,0x38,0x1d,
 303                 0xe5,0x60,0xe4,0xbd,0x43,0xd2,0x3d,0x8e,0x43,0x5a,0x7d,0xba,0xfe,0xb3,0xc0,0x6e,
 304                 0x51,0xc1,0x3c,0xae,0x4d,0x54,0x13,0x69,0x1e,0x52,0x9a,0xaf,0x2c,0x00,0x2b,0x00,
 305                 0x03,0x02,0x03,0x04,0x00,0x0d,0x00,0x20,0x00,0x1e,0x04,0x03,0x05,0x03,0x06,0x03,
 306                 0x02,0x03,0x08,0x04,0x08,0x05,0x08,0x06,0x04,0x01,0x05,0x01,0x06,0x01,0x02,0x01,
 307                 0x04,0x02,0x05,0x02,0x06,0x02,0x02,0x02,0x00,0x2d,0x00,0x02,0x01,0x01,0x00,0x1c,
 308                 0x00,0x02,0x40,0x01,
 309         );
 310
 311         chunk_t server_hello = chunk_from_chars(
 312                 0x02,0x00,0x00,0x56,0x03,0x03,0xa6,0xaf,0x06,0xa4,0x12,0x18,0x60,0xdc,0x5e,0x6e,
 313                 0x60,0x24,0x9c,0xd3,0x4c,0x95,0x93,0x0c,0x8a,0xc5,0xcb,0x14,0x34,0xda,0xc1,0x55,
 314                 0x77,0x2e,0xd3,0xe2,0x69,0x28,0x00,0x13,0x01,0x00,0x00,0x2e,0x00,0x33,0x00,0x24,
 315                 0x00,0x1d,0x00,0x20,0xc9,0x82,0x88,0x76,0x11,0x20,0x95,0xfe,0x66,0x76,0x2b,0xdb,
 316                 0xf7,0xc6,0x72,0xe1,0x56,0xd6,0xcc,0x25,0x3b,0x83,0x3d,0xf1,0xdd,0x69,0xb1,0xb0,
 317                 0x4e,0x75,0x1f,0x0f,0x00,0x2b,0x00,0x02,0x03,0x04,
 318         );
 319
 320         chunk_t server_data = chunk_from_chars(
 321                 /* Server Encrypted Extension */
 322                 0x08,0x00,0x00,0x24,0x00,0x22,0x00,0x0a,0x00,0x14,0x00,0x12,0x00,0x1d,0x00,0x17,
 323                 0x00,0x18,0x00,0x19,0x01,0x00,0x01,0x01,0x01,0x02,0x01,0x03,0x01,0x04,0x00,0x1c,
 324                 0x00,0x02,0x40,0x01,0x00,0x00,0x00,0x00,
 325                 /* Server Certificate */
 326                 0x0b,0x00,0x01,0xb9,0x00,0x00,0x01,0xb5,0x00,0x01,0xb0,0x30,0x82,0x01,0xac,0x30,
 327                 0x82,0x01,0x15,0xa0,0x03,0x02,0x01,0x02,0x02,0x01,0x02,0x30,0x0d,0x06,0x09,0x2a,
 328                 0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x0b,0x05,0x00,0x30,0x0e,0x31,0x0c,0x30,0x0a,
 329                 0x06,0x03,0x55,0x04,0x03,0x13,0x03,0x72,0x73,0x61,0x30,0x1e,0x17,0x0d,0x31,0x36,
 330                 0x30,0x37,0x33,0x30,0x30,0x31,0x32,0x33,0x35,0x39,0x5a,0x17,0x0d,0x32,0x36,0x30,
 331                 0x37,0x33,0x30,0x30,0x31,0x32,0x33,0x35,0x39,0x5a,0x30,0x0e,0x31,0x0c,0x30,0x0a,
 332                 0x06,0x03,0x55,0x04,0x03,0x13,0x03,0x72,0x73,0x61,0x30,0x81,0x9f,0x30,0x0d,0x06,
 333                 0x09,0x2a,0x86,0x48,0x86,0xf7,0x0d,0x01,0x01,0x01,0x05,0x00,0x03,0x81,0x8d,0x00,
 334                 0x30,0x81,0x89,0x02,0x81,0x81,0x00,0xb4,0xbb,0x49,0x8f,0x82,0x79,0x30,0x3d,0x98,
 335                 0x08,0x36,0x39,0x9b,0x36,0xc6,0x98,0x8c,0x0c,0x68,0xde,0x55,0xe1,0xbd,0xb8,0x26,
 336                 0xd3,0x90,0x1a,0x24,0x61,0xea,0xfd,0x2d,0xe4,0x9a,0x91,0xd0,0x15,0xab,0xbc,0x9a,
 337                 0x95,0x13,0x7a,0xce,0x6c,0x1a,0xf1,0x9e,0xaa,0x6a,0xf9,0x8c,0x7c,0xed,0x43,0x12,
 338                 0x09,0x98,0xe1,0x87,0xa8,0x0e,0xe0,0xcc,0xb0,0x52,0x4b,0x1b,0x01,0x8c,0x3e,0x0b,
 339                 0x63,0x26,0x4d,0x44,0x9a,0x6d,0x38,0xe2,0x2a,0x5f,0xda,0x43,0x08,0x46,0x74,0x80,
 340                 0x30,0x53,0x0e,0xf0,0x46,0x1c,0x8c,0xa9,0xd9,0xef,0xbf,0xae,0x8e,0xa6,0xd1,0xd0,
 341                 0x3e,0x2b,0xd1,0x93,0xef,0xf0,0xab,0x9a,0x80,0x02,0xc4,0x74,0x28,0xa6,0xd3,0x5a,
 342                 0x8d,0x88,0xd7,0x9f,0x7f,0x1e,0x3f,0x02,0x03,0x01,0x00,0x01,0xa3,0x1a,0x30,0x18,
 343                 0x30,0x09,0x06,0x03,0x55,0x1d,0x13,0x04,0x02,0x30,0x00,0x30,0x0b,0x06,0x03,0x55,
 344                 0x1d,0x0f,0x04,0x04,0x03,0x02,0x05,0xa0,0x30,0x0d,0x06,0x09,0x2a,0x86,0x48,0x86,
 345                 0xf7,0x0d,0x01,0x01,0x0b,0x05,0x00,0x03,0x81,0x81,0x00,0x85,0xaa,0xd2,0xa0,0xe5,
 346                 0xb9,0x27,0x6b,0x90,0x8c,0x65,0xf7,0x3a,0x72,0x67,0x17,0x06,0x18,0xa5,0x4c,0x5f,
 347                 0x8a,0x7b,0x33,0x7d,0x2d,0xf7,0xa5,0x94,0x36,0x54,0x17,0xf2,0xea,0xe8,0xf8,0xa5,
 348                 0x8c,0x8f,0x81,0x72,0xf9,0x31,0x9c,0xf3,0x6b,0x7f,0xd6,0xc5,0x5b,0x80,0xf2,0x1a,
 349                 0x03,0x01,0x51,0x56,0x72,0x60,0x96,0xfd,0x33,0x5e,0x5e,0x67,0xf2,0xdb,0xf1,0x02,
 350                 0x70,0x2e,0x60,0x8c,0xca,0xe6,0xbe,0xc1,0xfc,0x63,0xa4,0x2a,0x99,0xbe,0x5c,0x3e,
 351                 0xb7,0x10,0x7c,0x3c,0x54,0xe9,0xb9,0xeb,0x2b,0xd5,0x20,0x3b,0x1c,0x3b,0x84,0xe0,
 352                 0xa8,0xb2,0xf7,0x59,0x40,0x9b,0xa3,0xea,0xc9,0xd9,0x1d,0x40,0x2d,0xcc,0x0c,0xc8,
 353                 0xf8,0x96,0x12,0x29,0xac,0x91,0x87,0xb4,0x2b,0x4d,0xe1,0x00,0x00,
 354                 /* Server Certificate Verify */
 355                 0x0f,0x00,0x00,0x84,0x08,0x04,0x00,0x80,0x5a,0x74,0x7c,0x5d,0x88,0xfa,0x9b,0xd2,
 356                 0xe5,0x5a,0xb0,0x85,0xa6,0x10,0x15,0xb7,0x21,0x1f,0x82,0x4c,0xd4,0x84,0x14,0x5a,
 357                 0xb3,0xff,0x52,0xf1,0xfd,0xa8,0x47,0x7b,0x0b,0x7a,0xbc,0x90,0xdb,0x78,0xe2,0xd3,
 358                 0x3a,0x5c,0x14,0x1a,0x07,0x86,0x53,0xfa,0x6b,0xef,0x78,0x0c,0x5e,0xa2,0x48,0xee,
 359                 0xaa,0xa7,0x85,0xc4,0xf3,0x94,0xca,0xb6,0xd3,0x0b,0xbe,0x8d,0x48,0x59,0xee,0x51,
 360                 0x1f,0x60,0x29,0x57,0xb1,0x54,0x11,0xac,0x02,0x76,0x71,0x45,0x9e,0x46,0x44,0x5c,
 361                 0x9e,0xa5,0x8c,0x18,0x1e,0x81,0x8e,0x95,0xb8,0xc3,0xfb,0x0b,0xf3,0x27,0x84,0x09,
 362                 0xd3,0xbe,0x15,0x2a,0x3d,0xa5,0x04,0x3e,0x06,0x3d,0xda,0x65,0xcd,0xf5,0xae,0xa2,
 363                 0x0d,0x53,0xdf,0xac,0xd4,0x2f,0x74,0xf3,
 364                 /* Server Handshake Finish */
 365                 0x14,0x00,0x00,0x20,0x9b,0x9b,0x14,0x1d,0x90,0x63,0x37,0xfb,0xd2,0xcb,0xdc,0xe7,
 366                 0x1d,0xf4,0xde,0xda,0x4a,0xb4,0x2c,0x30,0x95,0x72,0xcb,0x7f,0xff,0xee,0x54,0x54,
 367                 0xb7,0x8f,0x07,0x18,
 368         );
 369
 370         chunk_t client_finished = chunk_from_chars(
 371                 0x14,0x00,0x00,0x20,0xa8,0xec,0x43,0x6d,0x67,0x76,0x34,0xae,0x52,0x5a,0xc1,0xfc,
 372                 0xeb,0xe1,0x1a,0x03,0x9e,0xc1,0x76,0x94,0xfa,0xc6,0xe9,0x85,0x27,0xb6,0x42,0xf2,
 373                 0xed,0xd5,0xce,0x61,
 374         );
 375
 376         chunk_t ecdhe = chunk_from_chars(
 377                 0x8b,0xd4,0x05,0x4f,0xb5,0x5b,0x9d,0x63,0xfd,0xfb,0xac,0xf9,0xf0,0x4b,0x9f,0x0d,
 378                 0x35,0xe6,0xd6,0x3f,0x53,0x75,0x63,0xef,0xd4,0x62,0x72,0x90,0x0f,0x89,0x49,0x2d,
 379         );
 380
 381         chunk_t exp_client_handshake_traffic_secret = chunk_from_chars(
 382                 0xb3,0xed,0xdb,0x12,0x6e,0x06,0x7f,0x35,0xa7,0x80,0xb3,0xab,0xf4,0x5e,0x2d,0x8f,
 383                 0x3b,0x1a,0x95,0x07,0x38,0xf5,0x2e,0x96,0x00,0x74,0x6a,0x0e,0x27,0xa5,0x5a,0x21,
 384         );
 385
 386         chunk_t exp_client_handshake_key = chunk_from_chars(
 387                 0xdb,0xfa,0xa6,0x93,0xd1,0x76,0x2c,0x5b,0x66,0x6a,0xf5,0xd9,0x50,0x25,0x8d,0x01,
 388         );
 389
 390         chunk_t exp_client_handshake_iv = chunk_from_chars(
 391                 0x5b,0xd3,0xc7,0x1b,0x83,0x6e,0x0b,0x76,0xbb,0x73,0x26,0x5f,
 392         );
 393
 394         chunk_t exp_server_handshake_traffic_secret = chunk_from_chars(
 395                 0xb6,0x7b,0x7d,0x69,0x0c,0xc1,0x6c,0x4e,0x75,0xe5,0x42,0x13,0xcb,0x2d,0x37,0xb4,
 396                 0xe9,0xc9,0x12,0xbc,0xde,0xd9,0x10,0x5d,0x42,0xbe,0xfd,0x59,0xd3,0x91,0xad,0x38,
 397         );
 398
 399         chunk_t exp_server_handshake_key = chunk_from_chars(
 400                 0x3f,0xce,0x51,0x60,0x09,0xc2,0x17,0x27,0xd0,0xf2,0xe4,0xe8,0x6e,0xe4,0x03,0xbc,
 401         );
 402
 403         chunk_t exp_server_handshake_iv = chunk_from_chars(
 404                 0x5d,0x31,0x3e,0xb2,0x67,0x12,0x76,0xee,0x13,0x00,0x0b,0x30,
 405         );
 406
 407         chunk_t exp_client_finished_key = chunk_from_chars(
 408                 0xb8,0x0a,0xd0,0x10,0x15,0xfb,0x2f,0x0b,0xd6,0x5f,0xf7,0xd4,0xda,0x5d,0x6b,0xf8,
 409                 0x3f,0x84,0x82,0x1d,0x1f,0x87,0xfd,0xc7,0xd3,0xc7,0x5b,0x5a,0x7b,0x42,0xd9,0xc4,
 410         );
 411
 412         chunk_t exp_server_finished_key = chunk_from_chars(
 413                 0x00,0x8d,0x3b,0x66,0xf8,0x16,0xea,0x55,0x9f,0x96,0xb5,0x37,0xe8,0x85,0xc3,0x1f,
 414                 0xc0,0x68,0xbf,0x49,0x2c,0x65,0x2f,0x01,0xf2,0x88,0xa1,0xd8,0xcd,0xc1,0x9f,0xc8,
 415         );
 416
 417         chunk_t exp_client_application_traffic_secret = chunk_from_chars(
 418                 0x9e,0x40,0x64,0x6c,0xe7,0x9a,0x7f,0x9d,0xc0,0x5a,0xf8,0x88,0x9b,0xce,0x65,0x52,
 419                 0x87,0x5a,0xfa,0x0b,0x06,0xdf,0x00,0x87,0xf7,0x92,0xeb,0xb7,0xc1,0x75,0x04,0xa5,
 420         );
 421
 422         chunk_t exp_client_application_key = chunk_from_chars(
 423                 0x17,0x42,0x2d,0xda,0x59,0x6e,0xd5,0xd9,0xac,0xd8,0x90,0xe3,0xc6,0x3f,0x50,0x51,
 424         );
 425
 426         chunk_t exp_client_application_iv = chunk_from_chars(
 427                 0x5b,0x78,0x92,0x3d,0xee,0x08,0x57,0x90,0x33,0xe5,0x23,0xd9,
 428         );
 429
 430         chunk_t exp_server_application_traffic_secret = chunk_from_chars(
 431                 0xa1,0x1a,0xf9,0xf0,0x55,0x31,0xf8,0x56,0xad,0x47,0x11,0x6b,0x45,0xa9,0x50,0x32,
 432                 0x82,0x04,0xb4,0xf4,0x4b,0xfb,0x6b,0x3a,0x4b,0x4f,0x1f,0x3f,0xcb,0x63,0x16,0x43,
 433         );
 434
 435         chunk_t exp_server_application_key = chunk_from_chars(
 436                 0x9f,0x02,0x28,0x3b,0x6c,0x9c,0x07,0xef,0xc2,0x6b,0xb9,0xf2,0xac,0x92,0xe3,0x56,
 437         );
 438
 439         chunk_t exp_server_application_iv = chunk_from_chars(
 440                 0xcf,0x78,0x2b,0x88,0xdd,0x83,0x54,0x9a,0xad,0xf1,0xe9,0x84,
 441         );
 442
 443         chunk_t exp_generated_resumption_secret = chunk_from_chars(
 444                 0x4e,0xcd,0x0e,0xb6,0xec,0x3b,0x4d,0x87,0xf5,0xd6,0x02,0x8f,0x92,0x2c,0xa4,0xc5,
 445                 0x85,0x1a,0x27,0x7f,0xd4,0x13,0x11,0xc9,0xe6,0x2d,0x2c,0x94,0x92,0xe1,0xc4,0xf3,
 446         );
 447
 448         chunk_t hs_data;
 449
 450         tls_hkdf_t *hkdf = tls_hkdf_create(HASH_SHA256, chunk_empty);
 451         ck_assert(hkdf);
 452
 453         hkdf->set_shared_secret(hkdf, ecdhe);
 454
 455         /* Generate client handshake traffic secret */
 456         hs_data = chunk_cata("cc", client_hello, server_hello);
 457         check_secret_key_iv(hkdf, TLS_HKDF_C_HS_TRAFFIC, hs_data, FALSE,
 458                                                 exp_client_handshake_traffic_secret, 16, 12,
 459                                                 exp_client_handshake_key,
 460                                                 exp_client_handshake_iv);
 461         check_finished(hkdf, FALSE, exp_client_finished_key);
 462
 463         /* Generate server handshake traffic secret */
 464         check_secret_key_iv(hkdf, TLS_HKDF_S_HS_TRAFFIC, hs_data, TRUE,
 465                                                 exp_server_handshake_traffic_secret, 16, 12,
 466                                                 exp_server_handshake_key,
 467                                                 exp_server_handshake_iv);
 468         check_finished(hkdf, TRUE, exp_server_finished_key);
 469
 470         /* Generate client application traffic secret */
 471         hs_data = chunk_cata("cc", hs_data, server_data);
 472         check_secret_key_iv(hkdf, TLS_HKDF_C_AP_TRAFFIC, hs_data, FALSE,
 473                                                 exp_client_application_traffic_secret, 16, 12,
 474                                                 exp_client_application_key,
 475                                                 exp_client_application_iv);
 476
 477         /* Generate server application traffic secret */
 478         check_secret_key_iv(hkdf, TLS_HKDF_S_AP_TRAFFIC, hs_data, TRUE,
 479                                                 exp_server_application_traffic_secret, 16, 12,
 480                                                 exp_server_application_key,
 481                                                 exp_server_application_iv);
 482
 483         /* Generating resumption master secret */
 484         hs_data = chunk_cata("cc", hs_data, client_finished);
 485         check_resumption(hkdf, hs_data, exp_generated_resumption_secret);
 486
 487         hkdf->destroy(hkdf);
 488 }
 489 END_TEST
 490
 491 START_TEST(test_rfc8448_resumed_0_rtt_handshake)
 492 {
 493         chunk_t client_hello = chunk_from_chars(
 494                 0x01,0x00,0x01,0xfc,0x03,0x03,0x1b,0xc3,0xce,0xb6,0xbb,0xe3,0x9c,0xff,0x93,0x83,
 495                 0x55,0xb5,0xa5,0x0a,0xdb,0x6d,0xb2,0x1b,0x7a,0x6a,0xf6,0x49,0xd7,0xb4,0xbc,0x41,
 496                 0x9d,0x78,0x76,0x48,0x7d,0x95,0x00,0x00,0x06,0x13,0x01,0x13,0x03,0x13,0x02,0x01,
 497                 0x00,0x01,0xcd,0x00,0x00,0x00,0x0b,0x00,0x09,0x00,0x00,0x06,0x73,0x65,0x72,0x76,
 498                 0x65,0x72,0xff,0x01,0x00,0x01,0x00,0x00,0x0a,0x00,0x14,0x00,0x12,0x00,0x1d,0x00,
 499                 0x17,0x00,0x18,0x00,0x19,0x01,0x00,0x01,0x01,0x01,0x02,0x01,0x03,0x01,0x04,0x00,
 500                 0x33,0x00,0x26,0x00,0x24,0x00,0x1d,0x00,0x20,0xe4,0xff,0xb6,0x8a,0xc0,0x5f,0x8d,
 501                 0x96,0xc9,0x9d,0xa2,0x66,0x98,0x34,0x6c,0x6b,0xe1,0x64,0x82,0xba,0xdd,0xda,0xfe,
 502                 0x05,0x1a,0x66,0xb4,0xf1,0x8d,0x66,0x8f,0x0b,0x00,0x2a,0x00,0x00,0x00,0x2b,0x00,
 503                 0x03,0x02,0x03,0x04,0x00,0x0d,0x00,0x20,0x00,0x1e,0x04,0x03,0x05,0x03,0x06,0x03,
 504                 0x02,0x03,0x08,0x04,0x08,0x05,0x08,0x06,0x04,0x01,0x05,0x01,0x06,0x01,0x02,0x01,
 505                 0x04,0x02,0x05,0x02,0x06,0x02,0x02,0x02,0x00,0x2d,0x00,0x02,0x01,0x01,0x00,0x1c,
 506                 0x00,0x02,0x40,0x01,0x00,0x15,0x00,0x57,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 507                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 508                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 509                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 510                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 511                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 512                 0x29,0x00,0xdd,0x00,0xb8,0x00,0xb2,0x2c,0x03,0x5d,0x82,0x93,0x59,0xee,0x5f,0xf7,
 513                 0xaf,0x4e,0xc9,0x00,0x00,0x00,0x00,0x26,0x2a,0x64,0x94,0xdc,0x48,0x6d,0x2c,0x8a,
 514                 0x34,0xcb,0x33,0xfa,0x90,0xbf,0x1b,0x00,0x70,0xad,0x3c,0x49,0x88,0x83,0xc9,0x36,
 515                 0x7c,0x09,0xa2,0xbe,0x78,0x5a,0xbc,0x55,0xcd,0x22,0x60,0x97,0xa3,0xa9,0x82,0x11,
 516                 0x72,0x83,0xf8,0x2a,0x03,0xa1,0x43,0xef,0xd3,0xff,0x5d,0xd3,0x6d,0x64,0xe8,0x61,
 517                 0xbe,0x7f,0xd6,0x1d,0x28,0x27,0xdb,0x27,0x9c,0xce,0x14,0x50,0x77,0xd4,0x54,0xa3,
 518                 0x66,0x4d,0x4e,0x6d,0xa4,0xd2,0x9e,0xe0,0x37,0x25,0xa6,0xa4,0xda,0xfc,0xd0,0xfc,
 519                 0x67,0xd2,0xae,0xa7,0x05,0x29,0x51,0x3e,0x3d,0xa2,0x67,0x7f,0xa5,0x90,0x6c,0x5b,
 520                 0x3f,0x7d,0x8f,0x92,0xf2,0x28,0xbd,0xa4,0x0d,0xda,0x72,0x14,0x70,0xf9,0xfb,0xf2,
 521                 0x97,0xb5,0xae,0xa6,0x17,0x64,0x6f,0xac,0x5c,0x03,0x27,0x2e,0x97,0x07,0x27,0xc6,
 522                 0x21,0xa7,0x91,0x41,0xef,0x5f,0x7d,0xe6,0x50,0x5e,0x5b,0xfb,0xc3,0x88,0xe9,0x33,
 523                 0x43,0x69,0x40,0x93,0x93,0x4a,0xe4,0xd3,0x57,0xfa,0xd6,0xaa,0xcb,
 524         );
 525
 526         chunk_t client_hello_hash = chunk_from_chars(
 527                 0x63,0x22,0x4b,0x2e,0x45,0x73,0xf2,0xd3,0x45,0x4c,0xa8,0x4b,0x9d,0x00,0x9a,0x04,
 528                 0xf6,0xbe,0x9e,0x05,0x71,0x1a,0x83,0x96,0x47,0x3a,0xef,0xa0,0x1e,0x92,0x4a,0x14,
 529         );
 530
 531         chunk_t server_hello = chunk_from_chars(
 532                 0x02,0x00,0x00,0x5c,0x03,0x03,0x3c,0xcf,0xd2,0xde,0xc8,0x90,0x22,0x27,0x63,0x47,
 533                 0x2a,0xe8,0x13,0x67,0x77,0xc9,0xd7,0x35,0x87,0x77,0xbb,0x66,0xe9,0x1e,0xa5,0x12,
 534                 0x24,0x95,0xf5,0x59,0xea,0x2d,0x00,0x13,0x01,0x00,0x00,0x34,0x00,0x29,0x00,0x02,
 535                 0x00,0x00,0x00,0x33,0x00,0x24,0x00,0x1d,0x00,0x20,0x12,0x17,0x61,0xee,0x42,0xc3,
 536                 0x33,0xe1,0xb9,0xe7,0x7b,0x60,0xdd,0x57,0xc2,0x05,0x3c,0xd9,0x45,0x12,0xab,0x47,
 537                 0xf1,0x15,0xe8,0x6e,0xff,0x50,0x94,0x2c,0xea,0x31,0x00,0x2b,0x00,0x02,0x03,0x04,
 538         );
 539
 540         chunk_t encrypted_extension = chunk_from_chars(
 541                 0x08,0x00,0x00,0x28,0x00,0x26,0x00,0x0a,0x00,0x14,0x00,0x12,0x00,0x1d,0x00,0x17,
 542                 0x00,0x18,0x00,0x19,0x01,0x00,0x01,0x01,0x01,0x02,0x01,0x03,0x01,0x04,0x00,0x1c,
 543                 0x00,0x02,0x40,0x01,0x00,0x00,0x00,0x00,0x00,0x2a,0x00,0x00,
 544         );
 545
 546         chunk_t server_finished = chunk_from_chars(
 547                 0x14,0x00,0x00,0x20,0x48,0xd3,0xe0,0xe1,0xb3,0xd9,0x07,0xc6,0xac,0xff,0x14,0x5e,
 548                 0x16,0x09,0x03,0x88,0xc7,0x7b,0x05,0xc0,0x50,0xb6,0x34,0xab,0x1a,0x88,0xbb,0xd0,
 549                 0xdd,0x1a,0x34,0xb2,
 550         );
 551
 552         chunk_t end_of_early_data = chunk_from_chars(
 553                 0x05,0x00,0x00,0x00,
 554         );
 555
 556         chunk_t client_finished = chunk_from_chars(
 557                 0x14,0x00,0x00,0x20,0x72,0x30,0xa9,0xc9,0x52,0xc2,0x5c,0xd6,0x13,0x8f,0xc5,0xe6,
 558                 0x62,0x83,0x08,0xc4,0x1c,0x53,0x35,0xdd,0x81,0xb9,0xf9,0x6b,0xce,0xa5,0x0f,0xd3,
 559                 0x2b,0xda,0x41,0x6d,
 560         );
 561
 562         chunk_t psk = chunk_from_chars(
 563                 0x4e,0xcd,0x0e,0xb6,0xec,0x3b,0x4d,0x87,0xf5,0xd6,0x02,0x8f,0x92,0x2c,0xa4,0xc5,
 564                 0x85,0x1a,0x27,0x7f,0xd4,0x13,0x11,0xc9,0xe6,0x2d,0x2c,0x94,0x92,0xe1,0xc4,0xf3,
 565         );
 566
 567         chunk_t ecdhe = chunk_from_chars(
 568                 0xf4,0x41,0x94,0x75,0x6f,0xf9,0xec,0x9d,0x25,0x18,0x06,0x35,0xd6,0x6e,0xa6,0x82,
 569                 0x4c,0x6a,0xb3,0xbf,0x17,0x99,0x77,0xbe,0x37,0xf7,0x23,0x57,0x0e,0x7c,0xcb,0x2e,
 570         );
 571
 572         chunk_t exp_psk_binder = chunk_from_chars(
 573                 0x3a,0xdd,0x4f,0xb2,0xd8,0xfd,0xf8,0x22,0xa0,0xca,0x3c,0xf7,0x67,0x8e,0xf5,0xe8,
 574                 0x8d,0xae,0x99,0x01,0x41,0xc5,0x92,0x4d,0x57,0xbb,0x6f,0xa3,0x1b,0x9e,0x5f,0x9d,
 575         );
 576
 577         chunk_t exp_early_exporter_master_secret = chunk_from_chars(
 578                 0xb2,0x02,0x68,0x66,0x61,0x09,0x37,0xd7,0x42,0x3e,0x5b,0xe9,0x08,0x62,0xcc,0xf2,
 579                 0x4c,0x0e,0x60,0x91,0x18,0x6d,0x34,0xf8,0x12,0x08,0x9f,0xf5,0xbe,0x2e,0xf7,0xdf,
 580         );
 581
 582         chunk_t exp_client_handshake_traffic_secret = chunk_from_chars(
 583                 0x2f,0xaa,0xc0,0x8f,0x85,0x1d,0x35,0xfe,0xa3,0x60,0x4f,0xcb,0x4d,0xe8,0x2d,0xc6,
 584                 0x2c,0x9b,0x16,0x4a,0x70,0x97,0x4d,0x04,0x62,0xe2,0x7f,0x1a,0xb2,0x78,0x70,0x0f,
 585         );
 586
 587         chunk_t exp_client_handshake_key = chunk_from_chars(
 588                 0xb1,0x53,0x08,0x06,0xf4,0xad,0xfe,0xac,0x83,0xf1,0x41,0x30,0x32,0xbb,0xfa,0x82,
 589         );
 590
 591         chunk_t exp_client_handshake_iv = chunk_from_chars(
 592                 0xeb,0x50,0xc1,0x6b,0xe7,0x65,0x4a,0xbf,0x99,0xdd,0x06,0xd9,
 593         );
 594
 595         chunk_t exp_server_handshake_traffic_secret = chunk_from_chars(
 596                 0xfe,0x92,0x7a,0xe2,0x71,0x31,0x2e,0x8b,0xf0,0x27,0x5b,0x58,0x1c,0x54,0xee,0xf0,
 597                 0x20,0x45,0x0d,0xc4,0xec,0xff,0xaa,0x05,0xa1,0xa3,0x5d,0x27,0x51,0x8e,0x78,0x03,
 598         );
 599
 600         chunk_t exp_server_handshake_key = chunk_from_chars(
 601                 0x27,0xc6,0xbd,0xc0,0xa3,0xdc,0xea,0x39,0xa4,0x73,0x26,0xd7,0x9b,0xc9,0xe4,0xee,
 602         );
 603
 604         chunk_t exp_server_handshake_iv = chunk_from_chars(
 605                 0x95,0x69,0xec,0xdd,0x4d,0x05,0x36,0x70,0x5e,0x9e,0xf7,0x25,
 606         );
 607
 608         chunk_t exp_server_finished = chunk_from_chars(
 609                 0x4b,0xb7,0x4c,0xae,0x7a,0x5d,0xc8,0x91,0x46,0x04,0xc0,0xbf,0xbe,0x2f,0x0c,0x06,
 610                 0x23,0x96,0x88,0x39,0x22,0xbe,0xc8,0xa1,0x5e,0x2a,0x9b,0x53,0x2a,0x5d,0x39,0x2c,
 611
 612         );
 613
 614         chunk_t exp_client_finished = chunk_from_chars(
 615                 0x5a,0xce,0x39,0x4c,0x26,0x98,0x0d,0x58,0x12,0x43,0xf6,0x27,0xd1,0x15,0x0a,0xe2,
 616                 0x7e,0x37,0xfa,0x52,0x36,0x4e,0x0a,0x7f,0x20,0xac,0x68,0x6d,0x09,0xcd,0x0e,0x8e,
 617         );
 618
 619         chunk_t exp_client_application_traffic_secret = chunk_from_chars(
 620                 0x2a,0xbb,0xf2,0xb8,0xe3,0x81,0xd2,0x3d,0xbe,0xbe,0x1d,0xd2,0xa7,0xd1,0x6a,0x8b,
 621                 0xf4,0x84,0xcb,0x49,0x50,0xd2,0x3f,0xb7,0xfb,0x7f,0xa8,0x54,0x70,0x62,0xd9,0xa1,
 622         );
 623
 624         chunk_t exp_client_application_key = chunk_from_chars(
 625                 0x3c,0xf1,0x22,0xf3,0x01,0xc6,0x35,0x8c,0xa7,0x98,0x95,0x53,0x25,0x0e,0xfd,0x72,
 626         );
 627
 628         chunk_t exp_client_application_iv = chunk_from_chars(
 629                 0xab,0x1a,0xec,0x26,0xaa,0x78,0xb8,0xfc,0x11,0x76,0xb9,0xac,
 630         );
 631
 632         chunk_t exp_server_application_traffic_secret = chunk_from_chars(
 633                 0xcc,0x21,0xf1,0xbf,0x8f,0xeb,0x7d,0xd5,0xfa,0x50,0x5b,0xd9,0xc4,0xb4,0x68,0xa9,
 634                 0x98,0x4d,0x55,0x4a,0x99,0x3d,0xc4,0x9e,0x6d,0x28,0x55,0x98,0xfb,0x67,0x26,0x91,
 635         );
 636
 637         chunk_t exp_server_application_key = chunk_from_chars(
 638                 0xe8,0x57,0xc6,0x90,0xa3,0x4c,0x5a,0x91,0x29,0xd8,0x33,0x61,0x96,0x84,0xf9,0x5e
 639         );
 640
 641         chunk_t exp_server_application_iv = chunk_from_chars(
 642                 0x06,0x85,0xd6,0xb5,0x61,0xaa,0xb9,0xef,0x10,0x13,0xfa,0xf9,
 643         );
 644
 645         chunk_t exp_exporter_master_secret = chunk_from_chars(
 646                 0x3f,0xd9,0x3d,0x4f,0xfd,0xdc,0x98,0xe6,0x4b,0x14,0xdd,0x10,0x7a,0xed,0xf8,0xee,
 647                 0x4a,0xdd,0x23,0xf4,0x51,0x0f,0x58,0xa4,0x59,0x2d,0x0b,0x20,0x1b,0xee,0x56,0xb4,
 648         );
 649
 650         chunk_t exp_resumption_master_secret = chunk_from_chars(
 651                 0x5e,0x95,0xbd,0xf1,0xf8,0x90,0x05,0xea,0x2e,0x9a,0xa0,0xba,0x85,0xe7,0x28,0xe3,
 652                 0xc1,0x9c,0x5f,0xe0,0xc6,0x99,0xe3,0xf5,0xbe,0xe5,0x9f,0xae,0xbd,0x0b,0x54,0x06,
 653         );
 654
 655         chunk_t hs_data, psk_binder;
 656
 657         tls_hkdf_t *hkdf = tls_hkdf_create(HASH_SHA256, psk);
 658         ck_assert(hkdf);
 659
 660         ck_assert(hkdf->binder(hkdf, client_hello_hash, &psk_binder));
 661         ck_assert_chunk_eq(exp_psk_binder, psk_binder);
 662
 663         /* PSK binder is wrapped first with 0x20 and then with 0x00,0x21 length bytes*/
 664         hs_data = chunk_cata("ccc", client_hello, chunk_from_chars(0x00,0x21,0x20),
 665                                                  psk_binder);
 666         check_secret(hkdf, TLS_HKDF_E_EXP_MASTER, hs_data, exp_early_exporter_master_secret);
 667
 668         hkdf->set_shared_secret(hkdf, ecdhe);
 669
 670         /* Generate client handshake traffic secret */
 671         hs_data = chunk_cata("cc", hs_data, server_hello);
 672         check_secret_key_iv(hkdf, TLS_HKDF_C_HS_TRAFFIC, hs_data, FALSE,
 673                                                 exp_client_handshake_traffic_secret, 16, 12,
 674                                                 exp_client_handshake_key,
 675                                                 exp_client_handshake_iv);
 676
 677         /* Generate sever handshake traffic secret */
 678         check_secret_key_iv(hkdf, TLS_HKDF_S_HS_TRAFFIC, hs_data, TRUE,
 679                                                 exp_server_handshake_traffic_secret, 16, 12,
 680                                                 exp_server_handshake_key,
 681                                                 exp_server_handshake_iv);
 682
 683         check_finished(hkdf, TRUE, exp_server_finished);
 684         check_finished(hkdf, FALSE, exp_client_finished);
 685
 686         /* Generate client application traffic secret */
 687         hs_data = chunk_cata("ccc", hs_data, encrypted_extension, server_finished);
 688         check_secret_key_iv(hkdf, TLS_HKDF_C_AP_TRAFFIC, hs_data, FALSE,
 689                                                 exp_client_application_traffic_secret, 16, 12,
 690                                                 exp_client_application_key,
 691                                                 exp_client_application_iv);
 692
 693         /* Generate server application traffic secret */
 694         check_secret_key_iv(hkdf, TLS_HKDF_S_AP_TRAFFIC, hs_data, TRUE,
 695                                                 exp_server_application_traffic_secret, 16, 12,
 696                                                 exp_server_application_key,
 697                                                 exp_server_application_iv);
 698
 699         check_secret(hkdf, TLS_HKDF_EXP_MASTER, hs_data, exp_exporter_master_secret);
 700
 701         hs_data = chunk_cata("ccc", hs_data, end_of_early_data, client_finished);
 702         check_secret(hkdf, TLS_HKDF_RES_MASTER, hs_data, exp_resumption_master_secret);
 703
 704         hkdf->destroy(hkdf);
 705         chunk_free(&psk_binder);
 706 }
 707 END_TEST
 708
 709 Suite *hkdf_suite_create()
 710 {
 711         Suite *s;
 712         TCase *tc;
 713
 714         s = suite_create("HKDF TLS 1.3");
 715
 716         tc = tcase_create("Ulfheim Keys");
 717         tcase_add_test(tc, test_ulfheim_handshake);
 718         tcase_add_test(tc, test_ulfheim_traffic);
 719         suite_add_tcase(s, tc);
 720
 721         tc = tcase_create("RFC 8448");
 722         tcase_add_test(tc, test_rfc8448_simple_1_rtt_handshake);
 723         tcase_add_test(tc, test_rfc8448_resumed_0_rtt_handshake);
 724         suite_add_tcase(s, tc);
 725
 726         return s;
 727 }