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unit: add PKEX DPP tests

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James Prestwood 2023-10-26 13:26:52 -07:00 committed by Denis Kenzior
parent b3071dfd15
commit aabedeeb6c
1 changed files with 143 additions and 0 deletions
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143
unit/test-dpp.c
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@ -404,6 +404,146 @@ static void test_key_derivation(const void *data)
CHECK_FROM_STR(vector->i_auth, i_auth, 32);
}
struct dpp_pkex_test_vector {
uint8_t mac_i[6];
uint8_t mac_r[6];
const char *identifier;
const char *key;
const char *i_boot_public;
const char *i_boot_private;
const char *qix;
const char *r_boot_public;
const char *r_boot_private;
const char *qrx;
const char *mx;
const char *nx;
const char *k;
const char *j;
const char *ax;
const char *yx;
const char *xx;
const char *bx;
const char *lx;
const char *z;
const char *u;
const char *v;
};
/*
* Appendix D PKEX Test Vector for NIST p256
*/
static struct dpp_pkex_test_vector pkex_vector = {
.mac_i = { 0xac, 0x64, 0x91, 0xf4, 0x52, 0x07 },
.mac_r = { 0x6e, 0x5e, 0xce, 0x6e, 0xf3, 0xdd },
.identifier = "joes_key",
.key = "thisisreallysecret",
.i_boot_public = "0ad58864754c812685ff3a52a573c1d72c72c4ebed98f3915622d4dfc84a438d"
"7e81429aac49ddec75ad6521db9c74074e30b5eb2ba53693c9341b79be14e101",
.i_boot_private = "5941b51acfc702cdc1c347264beb2920db88eb1a0bf03a211868b1632233c269",
.qix = "2867c4e080980dbad5099a8f821e8729679c5c714888c0bd9c7e8e4048c5fa5e",
.r_boot_public = "977b7fa39779a81429febb12e1dc5e20a7e017c4bc7437090e57c966a2b0e8a3"
"9d2b62733947639763f64c7b6708c1e0857becb7e24fc195248b5b06036cf792",
.r_boot_private = "2ae8956293f49986b6d0b8169a86805d9232babb5f6813fdfe96f19d59536c60",
.qrx = "134af1c41c8e7d974c647cc2bfca30b036966959f9044e90f673d756706e624c",
.mx = "bcca8e23e5c05032ae6051ca6392f7c4a4b4f9fe13e8126132d070e552848176",
.nx = "0a91e0728809bb8191ea36d0a1d5602bf36ab6708fbfd063e2511e533b534020",
.k = "7415e1c68611f0443cc345d136984e488c6a26d3d5482fa67e9841a03a87c78f",
.j = "31c1b9ab31d9c2f278b35b5c29d180dfeaf76d585ede9c0dd91cb66149db572e",
.ax = "0ad58864754c812685ff3a52a573c1d72c72c4ebed98f3915622d4dfc84a438d",
.yx = "a9972a94f143740df31c7a61124d01a4e949d0fdcede61369f4c6b097aeb18b5",
.xx = "740ab9f0c173507b0081b475b275de6a3060cf434b6a65f0b0144a1dbf913310",
.bx = "977b7fa39779a81429febb12e1dc5e20a7e017c4bc7437090e57c966a2b0e8a3",
.lx = "bc5f3128b0b997079a23ead63cf502ef4f7526602269620377b79bce20e03d44",
.z = "5271dee915cf7b1908747d8edb8394442411c5183ee38b79ebef399c08738e0b",
.u = "598c3d8dcccea2d43259068d542a907442f07e8cbcfb3fb49faac12eb2fee5b6",
.v = "b2833ce21ab4e42c082111a5dd232334e48019f66b2e274f521fe2f7dfa11999",
};
static void test_pkex_key_derivation(const void *user_data)
{
const struct dpp_pkex_test_vector *vector = user_data;
const struct l_ecc_curve *curve = l_ecc_curve_from_ike_group(19);
uint64_t tmp[L_ECC_MAX_DIGITS * 2];
_auto_(l_ecc_point_free) struct l_ecc_point *qi = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *qr = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *n = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *m = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *j = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *k = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *a = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *y = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *x = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *b = NULL;
_auto_(l_ecc_point_free) struct l_ecc_point *l = NULL;
size_t len;
qi = dpp_derive_qi(curve, vector->key, vector->identifier,
vector->mac_i);
l_ecc_point_get_x(qi, tmp, sizeof(tmp));
CHECK_FROM_STR(vector->qix, tmp, 32);
qr = dpp_derive_qr(curve, vector->key, vector->identifier,
vector->mac_r);
l_ecc_point_get_x(qr, tmp, sizeof(tmp));
CHECK_FROM_STR(vector->qrx, tmp, 32);
HEX2BUF(vector->nx, tmp, 32);
n = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(n);
HEX2BUF(vector->mx, tmp, 32);
m = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(m);
HEX2BUF(vector->k, tmp, 32);
k = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(k);
dpp_derive_z(vector->mac_i, vector->mac_r, n, m, k, vector->key,
vector->identifier, tmp, &len);
CHECK_FROM_STR(vector->z, tmp, 32);
HEX2BUF(vector->j, tmp, 32);
j = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(j);
HEX2BUF(vector->ax, tmp, 32);
a = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(a);
HEX2BUF(vector->yx, tmp, 32);
y = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(y);
HEX2BUF(vector->xx, tmp, 32);
x = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(x);
dpp_derive_u(j, vector->mac_i, a, y, x, tmp, &len);
CHECK_FROM_STR(vector->u, tmp, 32);
HEX2BUF(vector->bx, tmp, 32);
b = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(b);
HEX2BUF(vector->lx, tmp, 32);
l = l_ecc_point_from_data(curve, L_ECC_POINT_TYPE_COMPLIANT, tmp, 32);
assert(l);
dpp_derive_v(l, vector->mac_r, b, x, y, tmp, &len);
CHECK_FROM_STR(vector->v, tmp, 32);
}
int main(int argc, char *argv[])
{
l_test_init(&argc, &argv);
@ -416,6 +556,9 @@ int main(int argc, char *argv[])
l_test_add("DPP test mutual key derivation",
test_key_derivation,
&mutual_p256);
l_test_add("DPP test PKEX key derivation",
test_pkex_key_derivation,
&pkex_vector);
}
l_test_add("DPP URI parse", test_uri_parse, &all_values);