tests: Add module tests for PASN PTK derivation

Based on tests vectors taken from IEEE P802.11az/D2.6.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>

src/common/common_module_tests.c

@@ -637,6 +637,178 @@ static int sae_pk_tests(void)
 }
 
 
+#ifdef CONFIG_PASN
+
+static int pasn_test_pasn_auth(void)
+{
+	/* Test vector taken from IEEE P802.11az/D2.6, J.12 */
+	const u8 pmk[] = {
+		0xde, 0xf4, 0x3e, 0x55, 0x67, 0xe0, 0x1c, 0xa6,
+		0x64, 0x92, 0x65, 0xf1, 0x9a, 0x29, 0x0e, 0xef,
+		0xf8, 0xbd, 0x88, 0x8f, 0x6c, 0x1d, 0x9c, 0xc9,
+		0xd1, 0x0f, 0x04, 0xbd, 0x37, 0x8f, 0x3c, 0xad
+	};
+
+	const u8 spa_addr[] = {
+		0x00, 0x90, 0x4c, 0x01, 0xc1, 0x07
+	};
+	const u8 bssid[] = {
+		0xc0, 0xff, 0xd4, 0xa8, 0xdb, 0xc1
+	};
+	const u8 dhss[] = {
+		0xf8, 0x7b, 0x20, 0x8e, 0x7e, 0xd2, 0xb7, 0x37,
+		0xaf, 0xdb, 0xc2, 0xe1, 0x3e, 0xae, 0x78, 0xda,
+		0x30, 0x01, 0x23, 0xd4, 0xd8, 0x4b, 0xa8, 0xb0,
+		0xea, 0xfe, 0x90, 0xc4, 0x8c, 0xdf, 0x1f, 0x93
+	};
+	const u8 kck[] = {
+		0x7b, 0xb8, 0x21, 0xac, 0x0a, 0xa5, 0x90, 0x9d,
+		0xd6, 0x54, 0xa5, 0x60, 0x65, 0xad, 0x7c, 0x77,
+		0xeb, 0x88, 0x9c, 0xbe, 0x29, 0x05, 0xbb, 0xf0,
+		0x5a, 0xbb, 0x1e, 0xea, 0xc8, 0x8b, 0xa3, 0x06
+	};
+	const u8 tk[] = {
+		0x67, 0x3e, 0xab, 0x46, 0xb8, 0x32, 0xd5, 0xa8,
+		0x0c, 0xbc, 0x02, 0x43, 0x01, 0x6e, 0x20, 0x7e
+	};
+	const u8 kdk[] = {
+		0x2d, 0x0f, 0x0e, 0x82, 0xc7, 0x0d, 0xd2, 0x6b,
+		0x79, 0x06, 0x1a, 0x46, 0x81, 0xe8, 0xdb, 0xb2,
+		0xea, 0x83, 0xbe, 0xa3, 0x99, 0x84, 0x4b, 0xd5,
+		0x89, 0x4e, 0xb3, 0x20, 0xf6, 0x9d, 0x7d, 0xd6
+	};
+	struct wpa_ptk ptk;
+	int ret;
+
+	ret = pasn_pmk_to_ptk(pmk, sizeof(pmk),
+			      spa_addr, bssid,
+			      dhss, sizeof(dhss),
+			      &ptk, WPA_KEY_MGMT_PASN, WPA_CIPHER_CCMP,
+			      WPA_KDK_MAX_LEN);
+
+	if (ret)
+		return ret;
+
+	if (ptk.kck_len != sizeof(kck) ||
+	    os_memcmp(kck, ptk.kck, sizeof(kck)) != 0) {
+		wpa_printf(MSG_ERROR, "PASN: Mismatched KCK");
+		return -1;
+	}
+
+	if (ptk.tk_len != sizeof(tk) ||
+	    os_memcmp(tk, ptk.tk, sizeof(tk)) != 0) {
+		wpa_printf(MSG_ERROR, "PASN: Mismatched TK");
+		return -1;
+	}
+
+	if (ptk.kdk_len != sizeof(kdk) ||
+	    os_memcmp(kdk, ptk.kdk, sizeof(kdk)) != 0) {
+		wpa_printf(MSG_ERROR, "PASN: Mismatched KDK");
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static int pasn_test_no_pasn_auth(void)
+{
+	/* Test vector taken from IEEE P802.11az/D2.6, J.13 */
+	const u8 pmk[] = {
+		0xde, 0xf4, 0x3e, 0x55, 0x67, 0xe0, 0x1c, 0xa6,
+		0x64, 0x92, 0x65, 0xf1, 0x9a, 0x29, 0x0e, 0xef,
+		0xf8, 0xbd, 0x88, 0x8f, 0x6c, 0x1d, 0x9c, 0xc9,
+		0xd1, 0x0f, 0x04, 0xbd, 0x37, 0x8f, 0x3c, 0xad
+	};
+	const u8 aa[] = {
+		0xc0, 0xff, 0xd4, 0xa8, 0xdb, 0xc1
+	};
+	const u8 spa[] = {
+		0x00, 0x90, 0x4c, 0x01, 0xc1, 0x07
+	};
+	const u8 anonce[] = {
+		0xbe, 0x7a, 0x1c, 0xa2, 0x84, 0x34, 0x7b, 0x5b,
+		0xd6, 0x7d, 0xbd, 0x2d, 0xfd, 0xb4, 0xd9, 0x9f,
+		0x1a, 0xfa, 0xe0, 0xb8, 0x8b, 0xa1, 0x8e, 0x00,
+		0x87, 0x18, 0x41, 0x7e, 0x4b, 0x27, 0xef, 0x5f
+	};
+	const u8 snonce[] = {
+		0x40, 0x4b, 0x01, 0x2f, 0xfb, 0x43, 0xed, 0x0f,
+		0xb4, 0x3e, 0xa1, 0xf2, 0x87, 0xc9, 0x1f, 0x25,
+		0x06, 0xd2, 0x1b, 0x4a, 0x92, 0xd7, 0x4b, 0x5e,
+		0xa5, 0x0c, 0x94, 0x33, 0x50, 0xce, 0x86, 0x71
+	};
+	const u8 kck[] = {
+		0xcd, 0x7b, 0x9e, 0x75, 0x55, 0x36, 0x2d, 0xf0,
+		0xb6, 0x35, 0x68, 0x48, 0x4a, 0x81, 0x12, 0xf5
+	};
+	const u8 kek[] = {
+		0x99, 0xca, 0xd3, 0x58, 0x8d, 0xa0, 0xf1, 0xe6,
+		0x3f, 0xd1, 0x90, 0x19, 0x10, 0x39, 0xbb, 0x4b
+	};
+	const u8 tk[] = {
+		0x9e, 0x2e, 0x93, 0x77, 0xe7, 0x53, 0x2e, 0x73,
+		0x7a, 0x1b, 0xc2, 0x50, 0xfe, 0x19, 0x4a, 0x03
+	};
+	const u8 kdk[] = {
+		0x6c, 0x7f, 0xb9, 0x7c, 0xeb, 0x55, 0xb0, 0x1a,
+		0xcf, 0xf0, 0x0f, 0x07, 0x09, 0x42, 0xbd, 0xf5,
+		0x29, 0x1f, 0xeb, 0x4b, 0xee, 0x38, 0xe0, 0x36,
+		0x5b, 0x25, 0xa2, 0x50, 0xbb, 0x2a, 0xc9, 0xff
+	};
+	struct wpa_ptk ptk;
+	int ret;
+
+	ret = wpa_pmk_to_ptk(pmk, sizeof(pmk),
+			     "Pairwise key expansion",
+			     spa, aa, snonce, anonce,
+			     &ptk, WPA_KEY_MGMT_SAE, WPA_CIPHER_CCMP,
+			     NULL, 0, WPA_KDK_MAX_LEN);
+
+	if (ret)
+		return ret;
+
+	if (ptk.kck_len != sizeof(kck) ||
+	    os_memcmp(kck, ptk.kck, sizeof(kck)) != 0) {
+		wpa_printf(MSG_ERROR, "KDK no PASN auth: Mismatched KCK");
+		return -1;
+	}
+
+	if (ptk.kek_len != sizeof(kek) ||
+	    os_memcmp(kek, ptk.kek, sizeof(kek)) != 0) {
+		wpa_printf(MSG_ERROR, "KDK no PASN auth: Mismatched KEK");
+		return -1;
+	}
+
+	if (ptk.tk_len != sizeof(tk) ||
+	    os_memcmp(tk, ptk.tk, sizeof(tk)) != 0) {
+		wpa_printf(MSG_ERROR, "KDK no PASN auth: Mismatched TK");
+		return -1;
+	}
+
+	if (ptk.kdk_len != sizeof(kdk) ||
+	    os_memcmp(kdk, ptk.kdk, sizeof(kdk)) != 0) {
+		wpa_printf(MSG_ERROR, "KDK no PASN auth: Mismatched KDK");
+		return -1;
+	}
+
+	return 0;
+}
+
+#endif /* CONFIG_PASN */
+
+
+static int pasn_tests(void)
+{
+#ifdef CONFIG_PASN
+	if (pasn_test_pasn_auth() ||
+	    pasn_test_no_pasn_auth())
+		return -1;
+#endif /* CONFIG_PASN */
+	return 0;
+}
+
+
 int common_module_tests(void)
 {
 	int ret = 0;
@@ -647,6 +819,7 @@ int common_module_tests(void)
 	    gas_tests() < 0 ||
 	    sae_tests() < 0 ||
 	    sae_pk_tests() < 0 ||
+	    pasn_tests() < 0 ||
 	    rsn_ie_parse_tests() < 0)
 		ret = -1;