Return-Path: From: Lukasz Rymanowski To: linux-bluetooth@vger.kernel.org Cc: Lukasz Rymanowski Subject: [RFC 2/2] unit: Add test case for AES-CMAC-128 Date: Tue, 13 May 2014 12:44:28 +0200 Message-Id: <1399977868-31937-3-git-send-email-lukasz.rymanowski@tieto.com> In-Reply-To: <1399977868-31937-1-git-send-email-lukasz.rymanowski@tieto.com> References: <1399977868-31937-1-git-send-email-lukasz.rymanowski@tieto.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Example data taken from the NIST Special Publication 800-38B (http://csrc.nist.gov/publications/PubsSPs.html) --- Makefile.am | 8 ++- unit/test-aes-cmac.c | 169 +++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 176 insertions(+), 1 deletion(-) create mode 100644 unit/test-aes-cmac.c diff --git a/Makefile.am b/Makefile.am index f96c700..482d611 100644 --- a/Makefile.am +++ b/Makefile.am @@ -226,7 +226,8 @@ AM_CFLAGS += @DBUS_CFLAGS@ @GLIB_CFLAGS@ AM_CPPFLAGS = -I$(builddir)/lib -I$(srcdir)/gdbus -unit_tests += unit/test-eir unit/test-uuid unit/test-textfile unit/test-crc +unit_tests += unit/test-eir unit/test-uuid unit/test-textfile unit/test-crc \ + unit/test-aes-cmac unit_test_eir_SOURCES = unit/test-eir.c src/eir.c src/uuid-helper.c unit_test_eir_LDADD = lib/libbluetooth-internal.la @GLIB_LIBS@ @@ -240,6 +241,11 @@ unit_test_textfile_LDADD = @GLIB_LIBS@ unit_test_crc_SOURCES = unit/test-crc.c monitor/crc.h monitor/crc.c unit_test_crc_LDADD = @GLIB_LIBS@ +unit_test_aes_cmac_SOURCES = unit/test-aes-cmac.c \ + src/shared/aes-cmac.h src/shared/aes-cmac.c \ + src/shared/crypto.h src/shared/crypto.c +unit_test_aes_cmac_LDADD = @GLIB_LIBS@ + unit_tests += unit/test-ringbuf unit/test-queue unit_test_ringbuf_SOURCES = unit/test-ringbuf.c \ diff --git a/unit/test-aes-cmac.c b/unit/test-aes-cmac.c new file mode 100644 index 0000000..ae2f5d6 --- /dev/null +++ b/unit/test-aes-cmac.c @@ -0,0 +1,169 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2011 Intel Corporation + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include "src/shared/aes-cmac.h" + +#include +#include + +static struct bt_ac *aes_cmac; + +struct test_data { + const uint8_t *msg; + uint16_t msg_len; + const uint8_t *t; +}; + +static const uint8_t key[] = { + 0x3c, 0x4f, 0xcf, 0x09, 0x88, 0x15, 0xf7, 0xab, 0xa6, 0xd2, 0xae, 0x28, + 0x16, 0x15, 0x7e, 0x2b +}; + +static const uint8_t t_empty_string[] = { + 0x12, 0x7d, 0xa3, 0x7f, 0x28, 0x37, 0x59, 0xe9, 0x29, 0x69, 0x1d, 0xbb +}; + +static const struct test_data testcase_data_1 = { + .msg_len = 0, + .t = t_empty_string +}; + +static const uint8_t msg_2[] = { + 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, + 0x73, 0x93, 0x17, 0x2a + +}; + +static const uint8_t t_msg_2[] = { + 0x9d, 0xdd, 0x9b, 0xf7, 0x44, 0x41, 0x4d, 0x6b, 0xb4, 0x16, 0x0a, 0x07 +}; + +static const struct test_data testcase_data_2 = { + .msg = msg_2, + .msg_len = 16, + .t = t_msg_2 +}; + +static const uint8_t msg_3[] = { + 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, + 0x73, 0x93, 0x17, 0x2a, 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, + 0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51, 0x30, 0xc8, 0x1c, 0x46, + 0xa3, 0x5c, 0xe4, 0x11 +}; + +static const uint8_t t_msg_3[12] = { + 0x61, 0x32, 0xca, 0x30, 0x30, 0xe6, 0x9a, 0xde, 0x47, 0x67, 0xa6, 0xdf +}; + +static const struct test_data testcase_data_3 = { + .msg = msg_3, + .msg_len = 40, + .t = t_msg_3 +}; + +static const uint8_t msg_4[] = { + 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, + 0x73, 0x93, 0x17, 0x2a, 0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, + 0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51, 0x30, 0xc8, 0x1c, 0x46, + 0xa3, 0x5c, 0xe4, 0x11, 0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef, + 0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17, 0xad, 0x2b, 0x41, 0x7b, + 0xe6, 0x6c, 0x37, 0x10 +}; + +static const uint8_t t_msg_4[12] = { + 0x17, 0x74, 0x49, 0xfc, 0x92, 0x9d, 0x3b, 0x7e, 0xbf, 0xbe, 0xf0, 0x51 +}; + +static const struct test_data testcase_data_4 = { + .msg = msg_4, + .msg_len = 64, + .t = t_msg_4 +}; + +static void test_ac_start(void) +{ + aes_cmac = bt_ac_new(key, false); + g_assert(aes_cmac); +} + +static void print_key(const uint8_t t[12]) +{ + int i; + + for (i = 0; i < 12; i++) + g_print("0x%02x, ", t[i]); + + g_print("\n"); +} + +static bool result_compare(const uint8_t exp[12], uint8_t res[12]) +{ + int i; + for (i = 0; i < 12; i++) + if (exp[i] != res[i]) + return false; + + return true; +} + +static void test_ac_sign(gconstpointer data) +{ + uint8_t t[12]; + const struct test_data *d = data; + + memset(t, 0, 12); + if (!bt_ac_sign(aes_cmac, d->msg, d->msg_len, t)) + g_assert(true); + + if (g_test_verbose()) { + g_print("Result T: "); + print_key(t); + g_print("Expected T:"); + print_key(d->t); + } + + g_assert(result_compare(d->t, t)); +} + +static void test_ac_stop(void) +{ + bt_ac_destroy(aes_cmac); +} + +int main(int argc, char *argv[]) +{ + g_test_init(&argc, &argv, NULL); + + g_test_add_func("/aes-cmac/0", test_ac_start); + g_test_add_data_func("/aes-cmac/1", &testcase_data_1, test_ac_sign); + g_test_add_data_func("/aes-cmac/2", &testcase_data_2, test_ac_sign); + g_test_add_data_func("/aes-cmac/3", &testcase_data_3, test_ac_sign); + g_test_add_data_func("/aes-cmac/4", &testcase_data_4, test_ac_sign); + g_test_add_func("/aes-cmac/5", test_ac_stop); + + return g_test_run(); +} -- 1.8.4