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unit: Unify verify_* functions

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This commit is contained in:
Denis Kenzior 2015-05-14 22:15:21 -05:00
parent 76890aea3c
commit 6500fd4264
1 changed files with 97 additions and 147 deletions
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244
unit/test-eapol.c
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@ -34,8 +34,32 @@
#include "src/crypto.h" #include "src/crypto.h"
#include "src/ie.h" #include "src/ie.h"
/* Our nonce to use + its size */
static const uint8_t *snonce; static const uint8_t *snonce;
/* Whether step2 was called with the right info */
static bool verify_step2_called;
/* PTK Handshake 2-of-4 frame we are expected to generate + its size */
static const uint8_t *expected_step2_frame;
static size_t expected_step2_frame_size;
/* Whether step4 was called with the right info */
static bool verify_step4_called;
/* PTK Handshake 4-of-4 frame we are expected to generate + its size */
static const uint8_t *expected_step4_frame;
static size_t expected_step4_frame_size;
/* Whether GTK step2 was called with the right info */
static bool verify_gtk_step2_called;
/* GTK Handshake 2-of-2 frame we are expected to generate + its size */
static const uint8_t *expected_gtk_step2_frame;
static size_t expected_gtk_step2_frame_size;
/* Authenticator Address */
static uint8_t *aa;
/* Supplicant Address */
static uint8_t *spa;
struct eapol_key_data { struct eapol_key_data {
const unsigned char *frame; const unsigned char *frame;
size_t frame_len; size_t frame_len;
@ -1613,12 +1637,6 @@ static void eapol_wpa_handshake_test(const void *data)
l_free(ptk); l_free(ptk);
} }
static bool verify_step2_called;
static bool verify_step4_called;
static bool verify_gtk_step2_called;
static uint8_t aa[] = { 0x24, 0xa2, 0xe1, 0xec, 0x17, 0x04 };
static uint8_t spa[] = { 0xa0, 0xa8, 0xcd, 0x1c, 0x7e, 0xc9 };
static int verify_step2(uint32_t ifindex, const uint8_t *aa_addr, static int verify_step2(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr, const uint8_t *sta_addr,
const struct eapol_key *ek, const struct eapol_key *ek,
@ -1628,10 +1646,10 @@ static int verify_step2(uint32_t ifindex, const uint8_t *aa_addr,
L_BE16_TO_CPU(ek->key_data_len); L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1); assert(ifindex == 1);
assert(!memcmp(sta_addr, spa, sizeof(spa))); assert(!memcmp(sta_addr, spa, 6));
assert(!memcmp(aa_addr, aa, sizeof(aa))); assert(!memcmp(aa_addr, aa, 6));
assert(ek_len == sizeof(eapol_key_data_4)); assert(ek_len == expected_step2_frame_size);
assert(!memcmp(ek, eapol_key_data_4, sizeof(eapol_key_data_4))); assert(!memcmp(ek, expected_step2_frame, expected_step2_frame_size));
verify_step2_called = true; verify_step2_called = true;
@ -1647,16 +1665,36 @@ static int verify_step4(uint32_t ifindex, const uint8_t *aa_addr,
L_BE16_TO_CPU(ek->key_data_len); L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1); assert(ifindex == 1);
assert(!memcmp(sta_addr, spa, sizeof(spa))); assert(!memcmp(sta_addr, spa, 6));
assert(!memcmp(aa_addr, aa, sizeof(aa))); assert(!memcmp(aa_addr, aa, 6));
assert(ek_len == sizeof(eapol_key_data_6)); assert(ek_len == expected_step4_frame_size);
assert(!memcmp(ek, eapol_key_data_6, sizeof(eapol_key_data_6))); assert(!memcmp(ek, expected_step4_frame, expected_step4_frame_size));
verify_step4_called = true; verify_step4_called = true;
return 0; return 0;
} }
static int verify_step2_gtk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa, 6));
assert(!memcmp(aa_addr, aa, 6));
assert(ek_len == expected_gtk_step2_frame_size);
assert(!memcmp(ek, expected_gtk_step2_frame,
expected_gtk_step2_frame_size));
verify_gtk_step2_called = true;
return 0;
}
static bool test_nonce(uint8_t nonce[]) static bool test_nonce(uint8_t nonce[])
{ {
memcpy(nonce, snonce, 32); memcpy(nonce, snonce, 32);
@ -1675,6 +1713,8 @@ static void eapol_sm_test_ptk(const void *data)
0x30, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x30, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04,
0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00,
0x00, 0x0f, 0xac, 0x02, 0x00, 0x00 }; 0x00, 0x0f, 0xac, 0x02, 0x00, 0x00 };
static uint8_t ap_address[] = { 0x24, 0xa2, 0xe1, 0xec, 0x17, 0x04 };
static uint8_t sta_address[] = { 0xa0, 0xa8, 0xcd, 0x1c, 0x7e, 0xc9 };
struct eapol_sm *sm; struct eapol_sm *sm;
@ -1685,8 +1725,14 @@ static void eapol_sm_test_ptk(const void *data)
snonce = eapol_key_test_4.key_nonce; snonce = eapol_key_test_4.key_nonce;
__eapol_set_get_nonce_func(test_nonce); __eapol_set_get_nonce_func(test_nonce);
aa = ap_address;
spa = sta_address;
verify_step2_called = false; verify_step2_called = false;
expected_step2_frame = eapol_key_data_4;
expected_step2_frame_size = sizeof(eapol_key_data_4);
verify_step4_called = false; verify_step4_called = false;
expected_step4_frame = eapol_key_data_6;
expected_step4_frame_size = sizeof(eapol_key_data_6);
sm = eapol_sm_new(); sm = eapol_sm_new();
eapol_sm_set_pmk(sm, psk); eapol_sm_set_pmk(sm, psk);
@ -1710,66 +1756,6 @@ static void eapol_sm_test_ptk(const void *data)
eapol_exit(); eapol_exit();
} }
static uint8_t aa_ptk_gtk[] = { 0x02, 0x00, 0x00, 0x00, 0x00, 0x00 };
static uint8_t spa_ptk_gtk[] = { 0x02, 0x00, 0x00, 0x00, 0x01, 0x00 };
static int verify_step2_ptk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa_ptk_gtk, sizeof(spa_ptk_gtk)));
assert(!memcmp(aa_addr, aa_ptk_gtk, sizeof(aa_ptk_gtk)));
assert(ek_len == sizeof(eapol_key_data_8));
assert(!memcmp(ek, eapol_key_data_8, sizeof(eapol_key_data_8)));
verify_step2_called = true;
return 0;
}
static int verify_step4_ptk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa_ptk_gtk, sizeof(spa_ptk_gtk)));
assert(!memcmp(aa_addr, aa_ptk_gtk, sizeof(aa_ptk_gtk)));
assert(ek_len == sizeof(eapol_key_data_10));
assert(!memcmp(ek, eapol_key_data_10, sizeof(eapol_key_data_10)));
verify_step4_called = true;
return 0;
}
static int verify_step2_gtk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa_ptk_gtk, sizeof(spa_ptk_gtk)));
assert(!memcmp(aa_addr, aa_ptk_gtk, sizeof(aa_ptk_gtk)));
assert(ek_len == sizeof(eapol_key_data_12));
assert(!memcmp(ek, eapol_key_data_12, sizeof(eapol_key_data_12)));
verify_gtk_step2_called = true;
return 0;
}
static void eapol_sm_test_wpa2_ptk_gtk(const void *data) static void eapol_sm_test_wpa2_ptk_gtk(const void *data)
{ {
const unsigned char psk[] = { const unsigned char psk[] = {
@ -1781,6 +1767,8 @@ static void eapol_sm_test_wpa2_ptk_gtk(const void *data)
0x30, 0x12, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x30, 0x12, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04,
0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00,
0x00, 0x0f, 0xac, 0x02 }; 0x00, 0x0f, 0xac, 0x02 };
static uint8_t ap_address[] = { 0x02, 0x00, 0x00, 0x00, 0x00, 0x00 };
static uint8_t sta_address[] = { 0x02, 0x00, 0x00, 0x00, 0x01, 0x00 };
struct eapol_sm *sm; struct eapol_sm *sm;
@ -1790,94 +1778,45 @@ static void eapol_sm_test_wpa2_ptk_gtk(const void *data)
snonce = eapol_key_test_8.key_nonce; snonce = eapol_key_test_8.key_nonce;
__eapol_set_get_nonce_func(test_nonce); __eapol_set_get_nonce_func(test_nonce);
aa = ap_address;
spa = sta_address;
verify_step2_called = false; verify_step2_called = false;
expected_step2_frame = eapol_key_data_8;
expected_step2_frame_size = sizeof(eapol_key_data_8);
verify_step4_called = false; verify_step4_called = false;
expected_step4_frame = eapol_key_data_10;
expected_step4_frame_size = sizeof(eapol_key_data_10);
verify_gtk_step2_called = false; verify_gtk_step2_called = false;
expected_gtk_step2_frame = eapol_key_data_12;
expected_gtk_step2_frame_size = sizeof(eapol_key_data_12);
sm = eapol_sm_new(); sm = eapol_sm_new();
eapol_sm_set_pmk(sm, psk); eapol_sm_set_pmk(sm, psk);
eapol_sm_set_authenticator_address(sm, aa_ptk_gtk); eapol_sm_set_authenticator_address(sm, aa);
eapol_sm_set_supplicant_address(sm, spa_ptk_gtk); eapol_sm_set_supplicant_address(sm, spa);
eapol_sm_set_own_rsn(sm, eapol_key_data_8 + sizeof(struct eapol_key), eapol_sm_set_own_rsn(sm, eapol_key_data_8 + sizeof(struct eapol_key),
eapol_key_test_8.key_data_len); eapol_key_test_8.key_data_len);
eapol_sm_set_ap_rsn(sm, ap_rsne, sizeof(ap_rsne)); eapol_sm_set_ap_rsn(sm, ap_rsne, sizeof(ap_rsne));
eapol_start(1, sm); eapol_start(1, sm);
__eapol_set_tx_packet_func(verify_step2_ptk); __eapol_set_tx_packet_func(verify_step2);
__eapol_rx_packet(1, spa_ptk_gtk, aa_ptk_gtk, eapol_key_data_7, __eapol_rx_packet(1, spa, aa, eapol_key_data_7,
sizeof(eapol_key_data_7), NULL); sizeof(eapol_key_data_7), NULL);
assert(verify_step2_called); assert(verify_step2_called);
__eapol_set_tx_packet_func(verify_step4_ptk); __eapol_set_tx_packet_func(verify_step4);
__eapol_rx_packet(1, spa_ptk_gtk, aa_ptk_gtk, eapol_key_data_9, __eapol_rx_packet(1, spa, aa, eapol_key_data_9,
sizeof(eapol_key_data_9), NULL); sizeof(eapol_key_data_9), NULL);
assert(verify_step4_called); assert(verify_step4_called);
__eapol_set_tx_packet_func(verify_step2_gtk); __eapol_set_tx_packet_func(verify_step2_gtk);
__eapol_rx_packet(1, spa_ptk_gtk, aa_ptk_gtk, eapol_key_data_11, __eapol_rx_packet(1, spa, aa, eapol_key_data_11,
sizeof(eapol_key_data_11), NULL); sizeof(eapol_key_data_11), NULL);
assert(verify_gtk_step2_called); assert(verify_gtk_step2_called);
eapol_exit(); eapol_exit();
} }
static int verify_wpa_step2_ptk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa_ptk_gtk, sizeof(spa_ptk_gtk)));
assert(!memcmp(aa_addr, aa_ptk_gtk, sizeof(aa_ptk_gtk)));
assert(ek_len == sizeof(eapol_key_data_14));
assert(!memcmp(ek, eapol_key_data_14, sizeof(eapol_key_data_14)));
verify_step2_called = true;
return 0;
}
static int verify_wpa_step4_ptk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa_ptk_gtk, sizeof(spa_ptk_gtk)));
assert(!memcmp(aa_addr, aa_ptk_gtk, sizeof(aa_ptk_gtk)));
assert(ek_len == sizeof(eapol_key_data_16));
assert(!memcmp(ek, eapol_key_data_16, sizeof(eapol_key_data_16)));
verify_step4_called = true;
return 0;
}
static int verify_wpa_step2_gtk(uint32_t ifindex, const uint8_t *aa_addr,
const uint8_t *sta_addr,
const struct eapol_key *ek,
void *user_data)
{
size_t ek_len = sizeof(struct eapol_key) +
L_BE16_TO_CPU(ek->key_data_len);
assert(ifindex == 1);
assert(!memcmp(sta_addr, spa_ptk_gtk, sizeof(spa_ptk_gtk)));
assert(!memcmp(aa_addr, aa_ptk_gtk, sizeof(aa_ptk_gtk)));
assert(ek_len == sizeof(eapol_key_data_18));
assert(!memcmp(ek, eapol_key_data_18, sizeof(eapol_key_data_18)));
verify_gtk_step2_called = true;
return 0;
}
static void eapol_sm_test_wpa_ptk_gtk(const void *data) static void eapol_sm_test_wpa_ptk_gtk(const void *data)
{ {
const unsigned char psk[] = { const unsigned char psk[] = {
@ -1889,6 +1828,8 @@ static void eapol_sm_test_wpa_ptk_gtk(const void *data)
0xdd, 0x16, 0x00, 0x50, 0xf2, 0x01, 0x01, 0x00, 0xdd, 0x16, 0x00, 0x50, 0xf2, 0x01, 0x01, 0x00,
0x00, 0x50, 0xf2, 0x02, 0x01, 0x00, 0x00, 0x50, 0x00, 0x50, 0xf2, 0x02, 0x01, 0x00, 0x00, 0x50,
0xf2, 0x02, 0x01, 0x00, 0x00, 0x50, 0xf2, 0x02 }; 0xf2, 0x02, 0x01, 0x00, 0x00, 0x50, 0xf2, 0x02 };
static uint8_t ap_address[] = { 0x02, 0x00, 0x00, 0x00, 0x00, 0x00 };
static uint8_t sta_address[] = { 0x02, 0x00, 0x00, 0x00, 0x01, 0x00 };
struct eapol_sm *sm; struct eapol_sm *sm;
@ -1896,31 +1837,40 @@ static void eapol_sm_test_wpa_ptk_gtk(const void *data)
__eapol_set_protocol_version(EAPOL_PROTOCOL_VERSION_2004); __eapol_set_protocol_version(EAPOL_PROTOCOL_VERSION_2004);
snonce = eapol_key_test_14.key_nonce; snonce = eapol_key_test_14.key_nonce;
__eapol_set_get_nonce_func(test_nonce); __eapol_set_get_nonce_func(test_nonce);
aa = ap_address;
spa = sta_address;
verify_step2_called = false; verify_step2_called = false;
expected_step2_frame = eapol_key_data_14;
expected_step2_frame_size = sizeof(eapol_key_data_14);
verify_step4_called = false; verify_step4_called = false;
expected_step4_frame = eapol_key_data_16;
expected_step4_frame_size = sizeof(eapol_key_data_16);
verify_gtk_step2_called = false; verify_gtk_step2_called = false;
expected_gtk_step2_frame = eapol_key_data_18;
expected_gtk_step2_frame_size = sizeof(eapol_key_data_18);
sm = eapol_sm_new(); sm = eapol_sm_new();
eapol_sm_set_pmk(sm, psk); eapol_sm_set_pmk(sm, psk);
eapol_sm_set_authenticator_address(sm, aa_ptk_gtk); eapol_sm_set_authenticator_address(sm, ap_address);
eapol_sm_set_supplicant_address(sm, spa_ptk_gtk); eapol_sm_set_supplicant_address(sm, sta_address);
eapol_sm_set_own_wpa(sm, eapol_key_data_14 + sizeof(struct eapol_key), eapol_sm_set_own_wpa(sm, eapol_key_data_14 + sizeof(struct eapol_key),
eapol_key_test_14.key_data_len); eapol_key_test_14.key_data_len);
eapol_sm_set_ap_wpa(sm, ap_wpa_ie, sizeof(ap_wpa_ie)); eapol_sm_set_ap_wpa(sm, ap_wpa_ie, sizeof(ap_wpa_ie));
eapol_start(1, sm); eapol_start(1, sm);
__eapol_set_tx_packet_func(verify_wpa_step2_ptk); __eapol_set_tx_packet_func(verify_step2);
__eapol_rx_packet(1, spa_ptk_gtk, aa_ptk_gtk, eapol_key_data_13, __eapol_rx_packet(1, sta_address, ap_address, eapol_key_data_13,
sizeof(eapol_key_data_13), NULL); sizeof(eapol_key_data_13), NULL);
assert(verify_step2_called); assert(verify_step2_called);
__eapol_set_tx_packet_func(verify_wpa_step4_ptk); __eapol_set_tx_packet_func(verify_step4);
__eapol_rx_packet(1, spa_ptk_gtk, aa_ptk_gtk, eapol_key_data_15, __eapol_rx_packet(1, sta_address, ap_address, eapol_key_data_15,
sizeof(eapol_key_data_15), NULL); sizeof(eapol_key_data_15), NULL);
assert(verify_step4_called); assert(verify_step4_called);
__eapol_set_tx_packet_func(verify_wpa_step2_gtk); __eapol_set_tx_packet_func(verify_step2_gtk);
__eapol_rx_packet(1, spa_ptk_gtk, aa_ptk_gtk, eapol_key_data_17, __eapol_rx_packet(1, sta_address, ap_address, eapol_key_data_17,
sizeof(eapol_key_data_17), NULL); sizeof(eapol_key_data_17), NULL);
assert(verify_gtk_step2_called); assert(verify_gtk_step2_called);