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iwd/unit/test-crypto.c
Denis Kenzior da029bead8 unit: Use overlapped in/out buffers 
Since aes_wrap & aes_unwrap advertise support for overlapped in/out
buffers, make sure that the unit test actually tests this as well.
valgrind will complain if the memory is overlapped and memcpy is used
instead of memmove.
2017-08-31 13:16:28 -05:00

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/*
*
* Wireless daemon for Linux
*
* Copyright (C) 2013-2014 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/crypto.h"
struct psk_data {
const char *passphrase;
const unsigned char *ssid;
size_t ssid_len;
const char *psk;
};
static const unsigned char psk_test_case_1_ssid[] = { 'I', 'E', 'E', 'E' };
static const struct psk_data psk_test_case_1 = {
.passphrase = "password",
.ssid = psk_test_case_1_ssid,
.ssid_len = sizeof(psk_test_case_1_ssid),
.psk = "f42c6fc52df0ebef9ebb4b90b38a5f90"
"2e83fe1b135a70e23aed762e9710a12e",
};
static const unsigned char psk_test_case_2_ssid[] = { 'T', 'h', 'i', 's',
'I', 's', 'A', 'S', 'S', 'I', 'D' };
static const struct psk_data psk_test_case_2 = {
.passphrase = "ThisIsAPassword",
.ssid = psk_test_case_2_ssid,
.ssid_len = sizeof(psk_test_case_2_ssid),
.psk = "0dc0d6eb90555ed6419756b9a15ec3e3"
"209b63df707dd508d14581f8982721af",
};
static const unsigned char psk_test_case_3_ssid[] = {
'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z',
'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z',
'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z',
'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z', 'Z' };
static const struct psk_data psk_test_case_3 = {
.passphrase = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
.ssid = psk_test_case_3_ssid,
.ssid_len = sizeof(psk_test_case_3_ssid),
.psk = "becb93866bb8c3832cb777c2f559807c"
"8c59afcb6eae734885001300a981cc62",
};
static void psk_test(const void *data)
{
const struct psk_data *test = data;
unsigned char output[32];
char psk[65];
unsigned int i;
int result;
printf("Passphrase = \"%s\"\n", test->passphrase);
printf("SSID = {");
for (i = 0; i < test->ssid_len; i++)
printf("%s'%c'", i == 0 ? " " : ", ", test->ssid[i]);
printf(" }\n");
printf("SSID Length = %zd\n", test->ssid_len);
printf("PSK = %s\n", test->psk);
result = crypto_psk_from_passphrase(test->passphrase,
test->ssid, test->ssid_len,
output);
assert(result == 0);
for (i = 0; i < sizeof(output); i++)
sprintf(psk + (i * 2), "%02x", output[i]);
printf("Result = %s\n", psk);
assert(strcmp(test->psk, psk) == 0);
}
struct ptk_data {
const unsigned char *pmk;
const unsigned char *aa;
const unsigned char *spa;
const unsigned char *snonce;
const unsigned char *anonce;
enum crypto_cipher cipher;
const unsigned char *kck;
const unsigned char *kek;
const unsigned char *tk;
};
static unsigned char pmk_data_1[32] = {
0x0d, 0xc0, 0xd6, 0xeb, 0x90, 0x55, 0x5e, 0xd6,
0x41, 0x97, 0x56, 0xb9, 0xa1, 0x5e, 0xc3, 0xe3,
0x20, 0x9b, 0x63, 0xdf, 0x70, 0x7d, 0xd5, 0x08,
0xd1, 0x45, 0x81, 0xf8, 0x98, 0x27, 0x21, 0xaf,
};
static unsigned char aa_data_1[6] = {
0xa0, 0xa1, 0xa1, 0xa3, 0xa4, 0xa5,
};
static unsigned char spa_data_1[6] = {
0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5,
};
static unsigned char snonce_data_1[32] = {
0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
0xc8, 0xc9, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5,
0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd,
0xde, 0xdf, 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5,
};
static unsigned char anonce_data_1[32] = {
0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
0xe8, 0xe9, 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5,
0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd,
0xfe, 0xff, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
};
static unsigned char tk_data_1[] = {
0xb2, 0x36, 0x0c, 0x79, 0xe9, 0x71, 0x0f, 0xdd,
0x58, 0xbe, 0xa9, 0x3d, 0xea, 0xf0, 0x65, 0x99,
};
static unsigned char kck_data_2[] = {
0x37, 0x9f, 0x98, 0x52, 0xd0, 0x19, 0x92, 0x36,
0xb9, 0x4e, 0x40, 0x7c, 0xe4, 0xc0, 0x0e, 0xc8
};
static unsigned char kek_data_2[] = {
0x47, 0xc9, 0xed, 0xc0, 0x1c, 0x2c, 0x6e, 0x5b,
0x49, 0x10, 0xca, 0xdd, 0xfb, 0x3e, 0x51, 0xa7,
};
static unsigned char tk_data_2[] = {
0xb2, 0x36, 0x0c, 0x79, 0xe9, 0x71, 0x0f, 0xdd,
0x58, 0xbe, 0xa9, 0x3d, 0xea, 0xf0, 0x65, 0x99,
0xdb, 0x98, 0x0a, 0xfb, 0xc2, 0x9c, 0x15, 0x28,
0x55, 0x74, 0x0a, 0x6c, 0xe5, 0xae, 0x38, 0x27,
};
static const struct ptk_data ptk_test_1 = {
.pmk = pmk_data_1,
.aa = aa_data_1,
.spa = spa_data_1,
.snonce = snonce_data_1,
.anonce = anonce_data_1,
.cipher = CRYPTO_CIPHER_CCMP,
.tk = tk_data_1,
};
static const struct ptk_data ptk_test_2 = {
.pmk = pmk_data_1,
.aa = aa_data_1,
.spa = spa_data_1,
.snonce = snonce_data_1,
.anonce = anonce_data_1,
.cipher = CRYPTO_CIPHER_TKIP,
.kck = kck_data_2,
.kek = kek_data_2,
.tk = tk_data_2,
};
static unsigned char pmk_data_3[32] = {
0x9e, 0x99, 0x88, 0xbd, 0xe2, 0xcb, 0xa7, 0x43,
0x95, 0xc0, 0x28, 0x9f, 0xfd, 0xa0, 0x7b, 0xc4,
0x1f, 0xfa, 0x88, 0x9a, 0x33, 0x09, 0x23, 0x7a,
0x22, 0x40, 0xc9, 0x34, 0xbc, 0xdc, 0x7d, 0xdb,
};
static unsigned char aa_data_3[6] = {
0x00, 0x0c, 0x41, 0xd2, 0x94, 0xfb,
};
static unsigned char spa_data_3[6] = {
0x00, 0x0d, 0x3a, 0x26, 0x10, 0xfb,
};
static unsigned char snonce_data_3[32] = {
0x89, 0x3e, 0xe5, 0x51, 0x21, 0x45, 0x57, 0xff,
0xf3, 0xc0, 0x76, 0xac, 0x97, 0x79, 0x15, 0xa2,
0x06, 0x07, 0x27, 0x03, 0x8e, 0x9b, 0xea, 0x9b,
0x66, 0x19, 0xa5, 0xba, 0xb4, 0x0f, 0x89, 0xc1,
};
static unsigned char anonce_data_3[32] = {
0xda, 0xbd, 0xc1, 0x04, 0xd4, 0x57, 0x41, 0x1a,
0xee, 0x33, 0x8c, 0x00, 0xfa, 0x8a, 0x1f, 0x32,
0xab, 0xfc, 0x6c, 0xfb, 0x79, 0x43, 0x60, 0xad,
0xce, 0x3a, 0xfb, 0x5d, 0x15, 0x9a, 0x51, 0xf6,
};
static unsigned char kck_data_3[] = {
0xcc, 0xbf, 0x97, 0xa8, 0x2b, 0x5c, 0x51, 0xa4,
0x43, 0x25, 0xa7, 0x7e, 0x9b, 0xc5, 0x70, 0x50,
};
static unsigned char kek_data_3[] = {
0xda, 0xec, 0x54, 0x38, 0x43, 0x0f, 0x00, 0xeb,
0x89, 0x3d, 0x84, 0xd8, 0xb4, 0xb4, 0xb5, 0xe8,
};
static unsigned char tk_data_3[] = {
0x19, 0xf4, 0xdc, 0xe0, 0xcc, 0x5f, 0x21, 0x66,
0xe9, 0x4f, 0xdb, 0x3e, 0xaf, 0x68, 0xeb, 0x76,
0x80, 0xf4, 0xe2, 0x64, 0x6e, 0x6d, 0x9e, 0x36,
0x26, 0x0d, 0x89, 0xff, 0xbf, 0x24, 0xee, 0x7e,
};
static const struct ptk_data ptk_test_3 = {
.pmk = pmk_data_3,
.aa = aa_data_3,
.spa = spa_data_3,
.snonce = snonce_data_3,
.anonce = anonce_data_3,
.cipher = CRYPTO_CIPHER_TKIP,
.kck = kck_data_3,
.kek = kek_data_3,
.tk = tk_data_3,
};
static unsigned char pmk_data_4[32] = {
0x6f, 0xe8, 0x57, 0xc0, 0xb7, 0x42, 0xdf, 0xc2,
0xda, 0x8a, 0x1f, 0xe8, 0xb1, 0xb4, 0xb4, 0x62,
0x8d, 0x9f, 0xbb, 0xb0, 0x60, 0x82, 0x6b, 0x83,
0xcb, 0x43, 0xb6, 0x4b, 0x13, 0xe1, 0x03, 0xe8,
};
static unsigned char aa_data_4[6] = {
0x00, 0x14, 0x6c, 0x7e, 0x40, 0x80,
};
static unsigned char spa_data_4[6] = {
0x00, 0x13, 0x46, 0xfe, 0x32, 0x0c,
};
static unsigned char snonce_data_4[32] = {
0x59, 0x16, 0x8b, 0xc3, 0xa5, 0xdf, 0x18, 0xd7,
0x1e, 0xfb, 0x64, 0x23, 0xf3, 0x40, 0x08, 0x8d,
0xab, 0x9e, 0x1b, 0xa2, 0xbb, 0xc5, 0x86, 0x59,
0xe0, 0x7b, 0x37, 0x64, 0xb0, 0xde, 0x85, 0x70,
};
static unsigned char anonce_data_4[32] = {
0x22, 0x58, 0x54, 0xb0, 0x44, 0x4d, 0xe3, 0xaf,
0x06, 0xd1, 0x49, 0x2b, 0x85, 0x29, 0x84, 0xf0,
0x4c, 0xf6, 0x27, 0x4c, 0x0e, 0x32, 0x18, 0xb8,
0x68, 0x17, 0x56, 0x86, 0x4d, 0xb7, 0xa0, 0x55,
};
static unsigned char kck_data_4[] = {
0x9a, 0x75, 0xef, 0x0b, 0xde, 0x7c, 0x20, 0x9c,
0xca, 0xe1, 0x3f, 0x54, 0xb1, 0xb3, 0x3e, 0xa3,
};
static unsigned char kek_data_4[] = {
0xfa, 0x01, 0x66, 0x16, 0x6e, 0x30, 0x81, 0x1f,
0x1b, 0xaa, 0xff, 0x8d, 0x1c, 0x1a, 0xc1, 0x63,
};
static unsigned char tk_data_4[] = {
0x82, 0xa4, 0x9b, 0x50, 0xb8, 0x60, 0x88, 0xc5,
0xcb, 0x79, 0x3b, 0x54, 0x26, 0x61, 0xa2, 0x8a,
0x64, 0x69, 0x3c, 0x72, 0xb8, 0x66, 0x73, 0xe0,
0xa8, 0x2d, 0x48, 0xc7, 0x47, 0x68, 0xcb, 0xf9,
};
static const struct ptk_data ptk_test_4 = {
.pmk = pmk_data_4,
.aa = aa_data_4,
.spa = spa_data_4,
.snonce = snonce_data_4,
.anonce = anonce_data_4,
.cipher = CRYPTO_CIPHER_TKIP,
.kck = kck_data_4,
.kek = kek_data_4,
.tk = tk_data_4,
};
static void ptk_test(const void *data)
{
const struct ptk_data *test = data;
struct crypto_ptk *ptk;
size_t ptk_len;
bool ret;
ptk_len = sizeof(struct crypto_ptk) +
crypto_cipher_key_len(test->cipher);
ptk = l_malloc(ptk_len);
ret = crypto_derive_pairwise_ptk(test->pmk, test->aa, test->spa,
test->anonce, test->snonce,
ptk, ptk_len, false);
assert(ret);
if (test->kck)
assert(!memcmp(test->kck, ptk->kck, sizeof(ptk->kck)));
if (test->kek)
assert(!memcmp(test->kek, ptk->kek, sizeof(ptk->kek)));
if (test->tk)
assert(!memcmp(test->tk, ptk->tk,
crypto_cipher_key_len(test->cipher)));
l_free(ptk);
}
static void aes_wrap_test(const void *data)
{
/* RFC3394 section 4.1 test vector */
static const uint8_t kek[16] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
};
static const uint8_t key_data[16] = {
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
};
static const uint8_t ciphertext[24] = {
0x1f, 0xa6, 0x8b, 0x0a, 0x81, 0x12, 0xb4, 0x47,
0xae, 0xf3, 0x4b, 0xd8, 0xfb, 0x5a, 0x7b, 0x82,
0x9d, 0x3e, 0x86, 0x23, 0x71, 0xd2, 0xcf, 0xe5,
};
uint8_t buf[24];
memcpy(buf, key_data, sizeof(key_data));
assert(aes_wrap(kek, buf, sizeof(key_data), buf));
assert(!memcmp(buf, ciphertext, sizeof(ciphertext)));
buf[10] = 10;
assert(!aes_unwrap(kek, buf, sizeof(ciphertext), buf));
memcpy(buf, ciphertext, sizeof(ciphertext));
assert(aes_unwrap(kek, buf, sizeof(ciphertext), buf));
assert(!memcmp(buf, key_data, sizeof(key_data)));
}
int main(int argc, char *argv[])
{
l_test_init(&argc, &argv);
if (!l_checksum_is_supported(L_CHECKSUM_SHA1, true)) {
printf("SHA1 support missing, skipping...\n");
goto done;
}
if (!l_cipher_is_supported(L_CIPHER_AES)) {
printf("AES support missing, skipping...\n");
goto done;
}
l_test_add("/Passphrase Generator/PSK Test Case 1",
psk_test, &psk_test_case_1);
l_test_add("/Passphrase Generator/PSK Test Case 2",
psk_test, &psk_test_case_2);
l_test_add("/Passphrase Generator/PSK Test Case 3",
psk_test, &psk_test_case_3);
l_test_add("/PTK Derivation/PTK Test Case 1",
ptk_test, &ptk_test_1);
l_test_add("/PTK Derivation/PTK Test Case 2",
ptk_test, &ptk_test_2);
l_test_add("/PTK Derivation/PTK Test Case 3",
ptk_test, &ptk_test_3);
l_test_add("/PTK Derivation/PTK Test Case 4",
ptk_test, &ptk_test_4);
l_test_add("/AES Key-wrap/Wrap & unwrap",
aes_wrap_test, NULL);
done:
return l_test_run();
}
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