| /* |
| * |
| * Wireless daemon for Linux |
| * |
| * Copyright (C) 2017-2019 Intel Corporation. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include <config.h> |
| #endif |
| |
| #include <stdio.h> |
| #include <string.h> |
| #include <assert.h> |
| #include <ell/ell.h> |
| |
| #include "src/eap.h" |
| #include "src/eap-private.h" |
| #include "src/simutil.h" |
| |
| static uint8_t attr_data[] = { |
| EAP_SIM_AT_RAND, /* attribute type */ |
| 0x02, /* length (4 * 2) == 8 bytes */ |
| 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, |
| EAP_SIM_AT_AUTN, /* next attribute */ |
| 0x01, |
| 0x0f, 0x0f, |
| EAP_SIM_AT_RES, /* next attribute */ |
| 0x03, |
| 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00 |
| }; |
| |
| static void test_next_attribute(const void *data) |
| { |
| struct eap_sim_tlv_iter iter; |
| /* basic attribute iteration */ |
| uint8_t rand = 0, autn = 0, res = 0; |
| |
| eap_sim_tlv_iter_init(&iter, attr_data, sizeof(attr_data)); |
| |
| while (eap_sim_tlv_iter_next(&iter)) { |
| switch (iter.tag) { |
| case EAP_SIM_AT_RAND: |
| rand = 1; |
| break; |
| |
| case EAP_SIM_AT_AUTN: |
| autn = 1; |
| break; |
| |
| case EAP_SIM_AT_RES: |
| res = 1; |
| break; |
| |
| default: |
| assert(0); |
| } |
| } |
| |
| assert(rand && autn && res); |
| } |
| |
| static void test_add_attribute(const void *data) |
| { |
| uint8_t buf[100]; |
| char test[] = "test data"; |
| |
| /* test EAP_SIM_PAD_NONE */ |
| eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_NONE, |
| (uint8_t *)test, strlen(test)); |
| /* |
| * Attribute should look like: |
| * |
| * buf[0] = AT_RAND |
| * buf[1] = 0x03 |
| * buf[2 - 10] = "test data" |
| * buf[11] = 0x00 (padding) |
| */ |
| |
| assert(buf[0] == EAP_SIM_AT_RAND); |
| assert(buf[1] == 3); |
| assert(!memcmp(buf + 2, test, 9)); |
| assert(buf[11] == 0); |
| |
| /* test EAP_SIM_PAD_ZERO */ |
| memset(buf, 0, sizeof(buf)); |
| eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_ZERO, |
| (uint8_t *)test, strlen(test)); |
| /* |
| * Attribute should look like: |
| * |
| * buf[0] = AT_RAND |
| * buf[1] = 0x04 |
| * buf[2-3] = 0x0000 |
| * buf[4-13] = "test data" |
| * buf[14-16] = 0x000000 |
| */ |
| assert(buf[0] == EAP_SIM_AT_RAND); |
| assert(buf[1] == 4); |
| assert(buf[2] == 0 && buf[3] == 0); |
| assert(!memcmp(buf + 4, test, strlen(test))); |
| assert(buf[14] == 0 && buf[15] == 0 && buf[16] == 0); |
| |
| /* test EAP_SIM_PAD_LENGTH */ |
| memset(buf, 0, sizeof(buf)); |
| eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_LENGTH, |
| (uint8_t *)test, strlen(test)); |
| /* |
| * Attribute should look like: |
| * |
| * buf[0] = AT_RAND |
| * buf[1] = 0x04 |
| * buf[2-3] = 0x0009 |
| * buf[4-13] = "test data" |
| * buf[14-16] = 0x000000 |
| */ |
| assert(buf[0] == EAP_SIM_AT_RAND); |
| assert(buf[1] == 4); |
| assert(buf[2] == 0x00 && buf[3] == 0x09); |
| assert(!memcmp(buf + 4, test, strlen(test))); |
| assert(buf[14] == 0 && buf[15] == 0 && buf[16] == 0); |
| |
| /* test EAP_SIM_PAD_LENGTH_BITS */ |
| memset(buf, 0, sizeof(buf)); |
| eap_sim_add_attribute(buf, EAP_SIM_AT_RAND, EAP_SIM_PAD_LENGTH_BITS, |
| (uint8_t *)test, strlen(test)); |
| /* |
| * Attribute should look like: |
| * |
| * buf[0] = AT_RAND |
| * buf[1] = 0x04 |
| * buf[2-3] = 0x0048 |
| * buf[4-13] = "test data" |
| * buf[14-16] = 0x000000 |
| */ |
| assert(buf[0] == EAP_SIM_AT_RAND); |
| assert(buf[1] == 4); |
| assert(buf[2] == 0x00 && buf[3] == 0x48); |
| assert(!memcmp(buf + 4, test, strlen(test))); |
| assert(buf[14] == 0 && buf[15] == 0 && buf[16] == 0); |
| } |
| |
| static uint8_t ex_pkt[] = { |
| 0x02, 0x02, 0x00, 0x1c, 0x12, 0x0b, 0x00, 0x00, 0x0b, 0x05, |
| 0x00, 0x00, 0xf5, 0x6d, 0x64, 0x33, 0xe6, 0x8e, 0xd2, 0x97, |
| 0x6a, 0xc1, 0x19, 0x37, 0xfc, 0x3d, 0x11, 0x54 }; |
| |
| static uint8_t ex_mac[] = { |
| 0xf5, 0x6d, 0x64, 0x33, 0xe6, 0x8e, 0xd2, 0x97, |
| 0x6a, 0xc1, 0x19, 0x37, 0xfc, 0x3d, 0x11, 0x54 }; |
| |
| static uint8_t ex_sres[] = { |
| 0xd1, 0xd2, 0xd3, 0xd4, |
| 0xe1, 0xe2, 0xe3, 0xe4, |
| 0xf1, 0xf2, 0xf3, 0xf4 }; |
| |
| static uint8_t ex_k_aut[] = { |
| 0x25, 0xaf, 0x19, 0x42, 0xef, 0xcb, 0xf4, 0xbc, |
| 0x72, 0xb3, 0x94, 0x34, 0x21, 0xf2, 0xa9, 0x74 }; |
| |
| static void test_calc_mac(const void *data) |
| { |
| uint8_t pkt[100]; |
| uint8_t pos = 0; |
| |
| /* header */ |
| memcpy(pkt, ex_pkt, 8); |
| pos += 8; |
| /* add MAC attribute */ |
| pos += eap_sim_add_attribute(pkt + 8, EAP_SIM_AT_MAC, EAP_SIM_PAD_ZERO, |
| NULL, EAP_SIM_MAC_LEN); |
| |
| memcpy(pkt + pos, ex_sres, 12); |
| |
| eap_sim_derive_mac(EAP_TYPE_SIM, pkt, sizeof(ex_pkt) + 12, ex_k_aut, |
| pkt + pos - EAP_SIM_MAC_LEN); |
| |
| assert(!memcmp(ex_mac, pkt + pos - EAP_SIM_MAC_LEN, EAP_SIM_MAC_LEN)); |
| assert(!memcmp(ex_pkt, pkt, sizeof(ex_pkt))); |
| } |
| |
| static uint8_t ex_mk[] = { |
| 0xe5, 0x76, 0xd5, 0xca, 0x33, 0x2e, 0x99, 0x30, 0x01, 0x8b, |
| 0xf1, 0xba, 0xee, 0x27, 0x63, 0xc7, 0x95, 0xb3, 0xc7, 0x12 }; |
| |
| static uint8_t ex_keys[] = { |
| 0x53, 0x6e, 0x5e, 0xbc, 0x44, 0x65, 0x58, 0x2a, 0xa6, 0xa8, |
| 0xec, 0x99, 0x86, 0xeb, 0xb6, 0x20, 0x25, 0xaf, 0x19, 0x42, |
| 0xef, 0xcb, 0xf4, 0xbc, 0x72, 0xb3, 0x94, 0x34, 0x21, 0xf2, |
| 0xa9, 0x74, 0x39, 0xd4, 0x5a, 0xea, 0xf4, 0xe3, 0x06, 0x01, |
| 0x98, 0x3e, 0x97, 0x2b, 0x6c, 0xfd, 0x46, 0xd1, 0xc3, 0x63, |
| 0x77, 0x33, 0x65, 0x69, 0x0d, 0x09, 0xcd, 0x44, 0x97, 0x6b, |
| 0x52, 0x5f, 0x47, 0xd3, 0xa6, 0x0a, 0x98, 0x5e, 0x95, 0x5c, |
| 0x53, 0xb0, 0x90, 0xb2, 0xe4, 0xb7, 0x37, 0x19, 0x19, 0x6a, |
| 0x40, 0x25, 0x42, 0x96, 0x8f, 0xd1, 0x4a, 0x88, 0x8f, 0x46, |
| 0xb9, 0xa7, 0x88, 0x6e, 0x44, 0x88, 0x59, 0x49, 0xea, 0xb0, |
| 0xff, 0xf6, 0x9d, 0x52, 0x31, 0x5c, 0x6c, 0x63, 0x4f, 0xd1, |
| 0x4a, 0x7f, 0x0d, 0x52, 0x02, 0x3d, 0x56, 0xf7, 0x96, 0x98, |
| 0xfa, 0x65, 0x96, 0xab, 0xee, 0xd4, 0xf9, 0x3f, 0xbb, 0x48, |
| 0xeb, 0x53, 0x4d, 0x98, 0x54, 0x14, 0xce, 0xed, 0x0d, 0x9a, |
| 0x8e, 0xd3, 0x3c, 0x38, 0x7c, 0x9d, 0xfd, 0xab, 0x92, 0xff, |
| 0xbd, 0xf2, 0x40, 0xfc, 0xec, 0xf6, 0x5a, 0x2c, 0x93, 0xb9 }; |
| |
| static void test_prng(const void *data) |
| { |
| uint8_t prng_buf[160]; |
| |
| eap_sim_fips_prf((uint8_t *)ex_mk, 20, prng_buf, sizeof(ex_keys)); |
| |
| assert(!memcmp(prng_buf, (uint8_t *)ex_keys, sizeof(ex_keys))); |
| } |
| |
| struct aka_prime_data { |
| const char *identity; |
| const char *network; |
| uint8_t ik[EAP_AKA_IK_LEN]; |
| uint8_t ck[EAP_AKA_CK_LEN]; |
| uint8_t autn[16]; |
| uint8_t ik_p[EAP_AKA_IK_LEN]; |
| uint8_t ck_p[EAP_AKA_CK_LEN]; |
| uint8_t k_encr[EAP_SIM_K_ENCR_LEN]; |
| uint8_t k_aut[EAP_AKA_PRIME_K_AUT_LEN]; |
| uint8_t k_re[32]; |
| uint8_t msk[EAP_SIM_MSK_LEN]; |
| uint8_t emsk[EAP_SIM_EMSK_LEN]; |
| }; |
| |
| /* |
| * RFC 5448, Appendix C: Case 1 |
| */ |
| struct aka_prime_data test_case_1 = { |
| .identity = "0555444333222111", |
| .network = "WLAN", |
| .autn = { 0xbb, 0x52, 0xe9, 0x1c, 0x74, 0x7a, 0xc3, 0xab, |
| 0x2a, 0x5c, 0x23, 0xd1, 0x5e, 0xe3, 0x51, 0xd5 }, |
| .ik = { 0x97, 0x44, 0x87, 0x1a, 0xd3, 0x2b, 0xf9, 0xbb, |
| 0xd1, 0xdd, 0x5c, 0xe5, 0x4e, 0x3e, 0x2e, 0x5a }, |
| .ck = { 0x53, 0x49, 0xfb, 0xe0, 0x98, 0x64, 0x9f, 0x94, |
| 0x8f, 0x5d, 0x2e, 0x97, 0x3a, 0x81, 0xc0, 0x0f }, |
| .ik_p = { 0xcc, 0xfc, 0x23, 0x0c, 0xa7, 0x4f, 0xcc, 0x96, |
| 0xc0, 0xa5, 0xd6, 0x11, 0x64, 0xf5, 0xa7, 0x6c }, |
| .ck_p = { 0x00, 0x93, 0x96, 0x2d, 0x0d, 0xd8, 0x4a, 0xa5, |
| 0x68, 0x4b, 0x04, 0x5c, 0x9e, 0xdf, 0xfa, 0x04 }, |
| .k_encr = { 0x76, 0x6f, 0xa0, 0xa6, 0xc3, 0x17, 0x17, 0x4b, |
| 0x81, 0x2d, 0x52, 0xfb, 0xcd, 0x11, 0xa1, 0x79 }, |
| .k_aut = { 0x08, 0x42, 0xea, 0x72, 0x2f, 0xf6, 0x83, 0x5b, 0xfa, 0x20, |
| 0x32, 0x49, 0x9f, 0xc3, 0xec, 0x23, 0xc2, 0xf0, 0xe3, |
| 0x88, 0xb4, 0xf0, 0x75, 0x43, 0xff, 0xc6, 0x77, 0xf1, |
| 0x69, 0x6d, 0x71, 0xea }, |
| .k_re = { 0xcf, 0x83, 0xaa, 0x8b, 0xc7, 0xe0, 0xac, 0xed, 0x89, 0x2a, |
| 0xcc, 0x98, 0xe7, 0x6a, 0x9b, 0x20, 0x95, 0xb5, 0x58, |
| 0xc7, 0x79, 0x5c, 0x70, 0x94, 0x71, 0x5c, 0xb3, 0x39, |
| 0x3a, 0xa7, 0xd1, 0x7a }, |
| .msk = { 0x67, 0xc4, 0x2d, 0x9a, 0xa5, 0x6c, 0x1b, 0x79, 0xe2, 0x95, |
| 0xe3, 0x45, 0x9f, 0xc3, 0xd1, 0x87, 0xd4, 0x2b, 0xe0, |
| 0xbf, 0x81, 0x8d, 0x30, 0x70, 0xe3, 0x62, 0xc5, 0xe9, |
| 0x67, 0xa4, 0xd5, 0x44, 0xe8, 0xec, 0xfe, 0x19, 0x35, |
| 0x8a, 0xb3, 0x03, 0x9a, 0xff, 0x03, 0xb7, 0xc9, 0x30, |
| 0x58, 0x8c, 0x05, 0x5b, 0xab, 0xee, 0x58, 0xa0, 0x26, |
| 0x50, 0xb0, 0x67, 0xec, 0x4e, 0x93, 0x47, 0xc7, 0x5a }, |
| .emsk = { 0xf8, 0x61, 0x70, 0x3c, 0xd7, 0x75, 0x59, 0x0e, 0x16, 0xc7, |
| 0x67, 0x9e, 0xa3, 0x87, 0x4a, 0xda, 0x86, 0x63, 0x11, |
| 0xde, 0x29, 0x07, 0x64, 0xd7, 0x60, 0xcf, 0x76, 0xdf, |
| 0x64, 0x7e, 0xa0, 0x1c, 0x31, 0x3f, 0x69, 0x92, 0x4b, |
| 0xdd, 0x76, 0x50, 0xca, 0x9b, 0xac, 0x14, 0x1e, 0xa0, |
| 0x75, 0xc4, 0xef, 0x9e, 0x80, 0x29, 0xc0, 0xe2, 0x90, |
| 0xcd, 0xba, 0xd5, 0x63, 0x8b, 0x63, 0xbc, 0x23, 0xfb } |
| |
| }; |
| |
| /* |
| * RFC 5448, Appendix C: Case 2 |
| */ |
| struct aka_prime_data test_case_2 = { |
| .identity = "0555444333222111", |
| .network = "HRPD", |
| .autn = { 0xbb, 0x52, 0xe9, 0x1c, 0x74, 0x7a, 0xc3, 0xab, |
| 0x2a, 0x5c, 0x23, 0xd1, 0x5e, 0xe3, 0x51, 0xd5 }, |
| .ik = { 0x97, 0x44, 0x87, 0x1a, 0xd3, 0x2b, 0xf9, 0xbb, |
| 0xd1, 0xdd, 0x5c, 0xe5, 0x4e, 0x3e, 0x2e, 0x5a }, |
| .ck = { 0x53, 0x49, 0xfb, 0xe0, 0x98, 0x64, 0x9f, 0x94, |
| 0x8f, 0x5d, 0x2e, 0x97, 0x3a, 0x81, 0xc0, 0x0f }, |
| .ik_p = { 0xdb, 0x94, 0xa0, 0xab, 0x55, 0x7e, 0xf6, 0xc9, |
| 0xab, 0x48, 0x61, 0x9c, 0xa0, 0x5b, 0x9a, 0x9f }, |
| .ck_p = { 0x38, 0x20, 0xf0, 0x27, 0x7f, 0xa5, 0xf7, 0x77, |
| 0x32, 0xb1, 0xfb, 0x1d, 0x90, 0xc1, 0xa0, 0xda }, |
| .k_encr = { 0x05, 0xad, 0x73, 0xac, 0x91, 0x5f, 0xce, 0x89, |
| 0xac, 0x77, 0xe1, 0x52, 0x0d, 0x82, 0x18, 0x7b }, |
| .k_aut = { 0x5b, 0x4a, 0xca, 0xef, 0x62, 0xc6, 0xeb, 0xb8, 0x88, 0x2b, |
| 0x2f, 0x3d, 0x53, 0x4c, 0x4b, 0x35, 0x27, 0x73, 0x37, |
| 0xa0, 0x01, 0x84, 0xf2, 0x0f, 0xf2, 0x5d, 0x22, 0x4c, |
| 0x04, 0xbe, 0x2a, 0xfd }, |
| .k_re = { 0x3f, 0x90, 0xbf, 0x5c, 0x6e, 0x5e, 0xf3, 0x25, 0xff, 0x04, |
| 0xeb, 0x5e, 0xf6, 0x53, 0x9f, 0xa8, 0xcc, 0xa8, 0x39, |
| 0x81, 0x94, 0xfb, 0xd0, 0x0b, 0xe4, 0x25, 0xb3, 0xf4, |
| 0x0d, 0xba, 0x10, 0xac }, |
| .msk = { 0x87, 0xb3, 0x21, 0x57, 0x01, 0x17, 0xcd, 0x6c, 0x95, 0xab, |
| 0x6c, 0x43, 0x6f, 0xb5, 0x07, 0x3f, 0xf1, 0x5c, 0xf8, |
| 0x55, 0x05, 0xd2, 0xbc, 0x5b, 0xb7, 0x35, 0x5f, 0xc2, |
| 0x1e, 0xa8, 0xa7, 0x57, 0x57, 0xe8, 0xf8, 0x6a, 0x2b, |
| 0x13, 0x80, 0x02, 0xe0, 0x57, 0x52, 0x91, 0x3b, 0xb4, |
| 0x3b, 0x82, 0xf8, 0x68, 0xa9, 0x61, 0x17, 0xe9, 0x1a, |
| 0x2d, 0x95, 0xf5, 0x26, 0x67, 0x7d, 0x57, 0x29, 0x00 }, |
| .emsk = { 0xc8, 0x91, 0xd5, 0xf2, 0x0f, 0x14, 0x8a, 0x10, 0x07, 0x55, |
| 0x3e, 0x2d, 0xea, 0x55, 0x5c, 0x9c, 0xb6, 0x72, 0xe9, |
| 0x67, 0x5f, 0x4a, 0x66, 0xb4, 0xba, 0xfa, 0x02, 0x73, |
| 0x79, 0xf9, 0x3a, 0xee, 0x53, 0x9a, 0x59, 0x79, 0xd0, |
| 0xa0, 0x04, 0x2b, 0x9d, 0x2a, 0xe2, 0x8b, 0xed, 0x3b, |
| 0x17, 0xa3, 0x1d, 0xc8, 0xab, 0x75, 0x07, 0x2b, 0x80, |
| 0xbd, 0x0c, 0x1d, 0xa6, 0x12, 0x46, 0x6e, 0x40, 0x2c } |
| |
| }; |
| |
| static void test_aka_prf_prime(const void *data) |
| { |
| struct aka_prime_data *vals = (struct aka_prime_data *)data; |
| uint8_t k_encr[16]; |
| uint8_t k_aut[32]; |
| uint8_t k_re[32]; |
| uint8_t msk[64]; |
| uint8_t emsk[64]; |
| uint8_t ik_p[16]; |
| uint8_t ck_p[16]; |
| |
| eap_aka_derive_primes(vals->ck, vals->ik, vals->autn, |
| (const uint8_t *)vals->network, strlen(vals->network), |
| ck_p, ik_p); |
| |
| assert(memcmp(ik_p, vals->ik_p, EAP_AKA_IK_LEN) == 0); |
| assert(memcmp(ck_p, vals->ck_p, EAP_AKA_CK_LEN) == 0); |
| |
| eap_aka_prf_prime(ik_p, ck_p, vals->identity, k_encr, k_aut, k_re, |
| msk, emsk); |
| |
| assert(memcmp(k_encr, vals->k_encr, EAP_SIM_K_ENCR_LEN) == 0); |
| assert(memcmp(k_aut, vals->k_aut, EAP_AKA_PRIME_K_AUT_LEN) == 0); |
| assert(memcmp(k_re, vals->k_re, EAP_AKA_K_RE_LEN) == 0); |
| assert(memcmp(msk, vals->msk, EAP_SIM_MSK_LEN) == 0); |
| assert(memcmp(emsk, vals->emsk, EAP_SIM_EMSK_LEN) == 0); |
| } |
| |
| int main(int argc, char *argv[]) |
| { |
| l_test_init(&argc, &argv); |
| |
| l_test_add("EAP-SIM next attribute test", test_next_attribute, NULL); |
| l_test_add("EAP-SIM add attribute test", test_add_attribute, NULL); |
| l_test_add("EAP-SIM calculate MAC test", test_calc_mac, NULL); |
| l_test_add("EAP-SIM PRNG test", test_prng, NULL); |
| l_test_add("EAP-AKA' Test Case 1", test_aka_prf_prime, &test_case_1); |
| l_test_add("EAP-AKA' Test Case 2", test_aka_prf_prime, &test_case_2); |
| |
| return l_test_run(); |
| } |