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unit: EAP-SIM unit tests
Several unit tests for EAP-SIM functionality: - Get/Add attributes - MAC calculation - PRNG test
This commit is contained in:
James Prestwood
Denis Kenzior
parent
283717b22f
commit
b2fe7fe230
14
Makefile.am
14
Makefile.am
@ -136,7 +136,8 @@ unit_tests = unit/test-cmac-aes \
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unit/test-kdf-sha256 \
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unit/test-crypto unit/test-eapol unit/test-mpdu \
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unit/test-ie unit/test-ssid-to-utf8 unit/test-ssid-security \
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unit/test-arc4 unit/test-wsc unit/test-eap-mschapv2
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unit/test-arc4 unit/test-wsc unit/test-eap-mschapv2 \
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unit/test-eap-sim
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ell_pem_files = cert-ca-key.pem cert-client-key.pem cert-client-key-pkcs8.pem \
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cert-server-key.pem cert-server-key-pkcs8.pem \
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@ -147,6 +148,17 @@ noinst_PROGRAMS += $(unit_tests)
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noinst_DATA = ell/unit/test_data
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endif
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unit_test_eap_sim_SOURCES = unit/test-eap-sim.c \
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src/crypto.h src/crypto.c src/simutil.h src/simutil.c \
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src/ie.h src/ie.c \
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src/eapol.h src/eapol.c \
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src/handshake.h src/handshake.c \
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src/eap.h src/eap.c \
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src/util.h src/util.c \
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src/eap-sim.c
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unit_test_eap_sim_LDADD = ell/libell-internal.la
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unit_test_cmac_aes_SOURCES = unit/test-cmac-aes.c \
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src/crypto.h src/crypto.c
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unit_test_cmac_aes_LDADD = ell/libell-internal.la
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236
unit/test-eap-sim.c
Normal file
236
unit/test-eap-sim.c
Normal file
@ -0,0 +1,236 @@
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/*
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*
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* Wireless daemon for Linux
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*
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* Copyright (C) 2017 Intel Corporation. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <ell/ell.h>
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#include "src/simutil.h"
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static uint8_t attr_data[] = {
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EAP_SIM_AT_RAND, /* attribute type */
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0x02, /* length (4 * 2) == 8 bytes */
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0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
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EAP_SIM_AT_AUTN, /* next attribute */
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0x01,
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0x0f, 0x0f,
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EAP_SIM_AT_RES, /* next attribute */
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0x03,
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0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00
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};
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static void test_next_attribute(const void *data)
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{
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struct eap_sim_tlv_iter iter;
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/* basic attribute iteration */
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uint8_t rand = 0, autn = 0, res = 0;
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eap_sim_tlv_iter_init(&iter, attr_data, sizeof(attr_data));
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while (eap_sim_tlv_iter_next(&iter)) {
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switch (iter.tag) {
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case EAP_SIM_AT_RAND:
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rand = 1;
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break;
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case EAP_SIM_AT_AUTN:
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autn = 1;
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break;
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case EAP_SIM_AT_RES:
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res = 1;
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break;
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default:
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assert(0);
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}
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}
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assert(rand && autn && res);
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}
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static void test_add_attribute(const void *data)
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{
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uint8_t buf[100];
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char test[] = "test data";
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/* test EAP_SIM_PAD_NONE */
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eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_NONE,
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(uint8_t *)test, strlen(test));
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/*
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* Attribute should look like:
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*
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* buf[0] = AT_RAND
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* buf[1] = 0x03
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* buf[2 - 10] = "test data"
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* buf[11] = 0x00 (padding)
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*/
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assert(buf[0] == EAP_SIM_AT_RAND);
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assert(buf[1] == 3);
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assert(!memcmp(buf + 2, test, 9));
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assert(buf[11] == 0);
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/* test EAP_SIM_PAD_ZERO */
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memset(buf, 0, sizeof(buf));
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eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_ZERO,
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(uint8_t *)test, strlen(test));
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/*
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* Attribute should look like:
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*
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* buf[0] = AT_RAND
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* buf[1] = 0x04
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* buf[2-3] = 0x0000
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* buf[4-13] = "test data"
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* buf[14-16] = 0x000000
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*/
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assert(buf[0] == EAP_SIM_AT_RAND);
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assert(buf[1] == 4);
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assert(buf[2] == 0 && buf[3] == 0);
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assert(!memcmp(buf + 4, test, strlen(test)));
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assert(buf[14] == 0 && buf[15] == 0 && buf[16] == 0);
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/* test EAP_SIM_PAD_LENGTH */
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memset(buf, 0, sizeof(buf));
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eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_LENGTH,
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(uint8_t *)test, strlen(test));
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/*
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* Attribute should look like:
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*
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* buf[0] = AT_RAND
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* buf[1] = 0x04
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* buf[2-3] = 0x0009
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* buf[4-13] = "test data"
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* buf[14-16] = 0x000000
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*/
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assert(buf[0] == EAP_SIM_AT_RAND);
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assert(buf[1] == 4);
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assert(buf[2] == 0x00 && buf[3] == 0x09);
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assert(!memcmp(buf + 4, test, strlen(test)));
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assert(buf[14] == 0 && buf[15] == 0 && buf[16] == 0);
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/* test EAP_SIM_PAD_LENGTH_BITS */
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memset(buf, 0, sizeof(buf));
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eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_LENGTH_BITS,
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(uint8_t *)test, strlen(test));
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/*
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* Attribute should look like:
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*
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* buf[0] = AT_RAND
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* buf[1] = 0x04
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* buf[2-3] = 0x0048
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* buf[4-13] = "test data"
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* buf[14-16] = 0x000000
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*/
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assert(buf[0] == EAP_SIM_AT_RAND);
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assert(buf[1] == 4);
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assert(buf[2] == 0x00 && buf[3] == 0x48);
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assert(!memcmp(buf + 4, test, strlen(test)));
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assert(buf[14] == 0 && buf[15] == 0 && buf[16] == 0);
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}
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static uint8_t ex_pkt[] = {
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0x02, 0x02, 0x00, 0x1c, 0x12, 0x0b, 0x00, 0x00, 0x0b, 0x05,
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0x00, 0x00, 0xf5, 0x6d, 0x64, 0x33, 0xe6, 0x8e, 0xd2, 0x97,
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0x6a, 0xc1, 0x19, 0x37, 0xfc, 0x3d, 0x11, 0x54 };
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static uint8_t ex_mac[] = {
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0xf5, 0x6d, 0x64, 0x33, 0xe6, 0x8e, 0xd2, 0x97,
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0x6a, 0xc1, 0x19, 0x37, 0xfc, 0x3d, 0x11, 0x54 };
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static uint8_t ex_sres[] = {
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0xd1, 0xd2, 0xd3, 0xd4,
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0xe1, 0xe2, 0xe3, 0xe4,
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0xf1, 0xf2, 0xf3, 0xf4 };
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static uint8_t ex_k_aut[] = {
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0x25, 0xaf, 0x19, 0x42, 0xef, 0xcb, 0xf4, 0xbc,
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0x72, 0xb3, 0x94, 0x34, 0x21, 0xf2, 0xa9, 0x74 };
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static void test_calc_mac(const void *data)
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{
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uint8_t pkt[100];
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uint8_t pos = 0;
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/* header */
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memcpy(pkt, ex_pkt, 8);
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pos += 8;
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/* add MAC attribute */
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pos += eap_sim_add_attribute(pkt + 8, EAP_SIM_AT_MAC, EAP_SIM_PAD_ZERO,
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NULL, EAP_SIM_MAC_LEN);
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memcpy(pkt + pos, ex_sres, 12);
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eap_sim_derive_mac(pkt, sizeof(ex_pkt) + 12, ex_k_aut,
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pkt + pos - EAP_SIM_MAC_LEN);
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assert(!memcmp(ex_mac, pkt + pos - EAP_SIM_MAC_LEN, EAP_SIM_MAC_LEN));
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assert(!memcmp(ex_pkt, pkt, sizeof(ex_pkt)));
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}
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static uint8_t ex_mk[] = {
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0xe5, 0x76, 0xd5, 0xca, 0x33, 0x2e, 0x99, 0x30, 0x01, 0x8b,
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0xf1, 0xba, 0xee, 0x27, 0x63, 0xc7, 0x95, 0xb3, 0xc7, 0x12 };
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static uint8_t ex_keys[] = {
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0x53, 0x6e, 0x5e, 0xbc, 0x44, 0x65, 0x58, 0x2a, 0xa6, 0xa8,
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0xec, 0x99, 0x86, 0xeb, 0xb6, 0x20, 0x25, 0xaf, 0x19, 0x42,
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0xef, 0xcb, 0xf4, 0xbc, 0x72, 0xb3, 0x94, 0x34, 0x21, 0xf2,
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0xa9, 0x74, 0x39, 0xd4, 0x5a, 0xea, 0xf4, 0xe3, 0x06, 0x01,
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0x98, 0x3e, 0x97, 0x2b, 0x6c, 0xfd, 0x46, 0xd1, 0xc3, 0x63,
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0x77, 0x33, 0x65, 0x69, 0x0d, 0x09, 0xcd, 0x44, 0x97, 0x6b,
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0x52, 0x5f, 0x47, 0xd3, 0xa6, 0x0a, 0x98, 0x5e, 0x95, 0x5c,
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0x53, 0xb0, 0x90, 0xb2, 0xe4, 0xb7, 0x37, 0x19, 0x19, 0x6a,
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0x40, 0x25, 0x42, 0x96, 0x8f, 0xd1, 0x4a, 0x88, 0x8f, 0x46,
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0xb9, 0xa7, 0x88, 0x6e, 0x44, 0x88, 0x59, 0x49, 0xea, 0xb0,
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0xff, 0xf6, 0x9d, 0x52, 0x31, 0x5c, 0x6c, 0x63, 0x4f, 0xd1,
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0x4a, 0x7f, 0x0d, 0x52, 0x02, 0x3d, 0x56, 0xf7, 0x96, 0x98,
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0xfa, 0x65, 0x96, 0xab, 0xee, 0xd4, 0xf9, 0x3f, 0xbb, 0x48,
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0xeb, 0x53, 0x4d, 0x98, 0x54, 0x14, 0xce, 0xed, 0x0d, 0x9a,
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0x8e, 0xd3, 0x3c, 0x38, 0x7c, 0x9d, 0xfd, 0xab, 0x92, 0xff,
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0xbd, 0xf2, 0x40, 0xfc, 0xec, 0xf6, 0x5a, 0x2c, 0x93, 0xb9 };
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static void test_prng(const void *data)
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{
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uint8_t prng_buf[160];
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eap_sim_fips_prf((uint8_t *)ex_mk, 20, prng_buf, sizeof(ex_keys));
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assert(!memcmp(prng_buf, (uint8_t *)ex_keys, sizeof(ex_keys)));
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}
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int main(int argc, char *argv[])
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{
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l_test_init(&argc, &argv);
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l_test_add("EAP-SIM next attribute test", test_next_attribute, NULL);
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l_test_add("EAP-SIM add attribute test", test_add_attribute, NULL);
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l_test_add("EAP-SIM calculate MAC test", test_calc_mac, NULL);
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l_test_add("EAP-SIM PRNG test", test_prng, NULL);
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return l_test_run();
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}
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