diff options
Diffstat (limited to 'unit')
| -rw-r--r-- | unit/test-mesh-crypto.c | 182 |
1 files changed, 147 insertions, 35 deletions
diff --git a/unit/test-mesh-crypto.c b/unit/test-mesh-crypto.c index f9b7d81da..39632d973 100644 --- a/unit/test-mesh-crypto.c +++ b/unit/test-mesh-crypto.c @@ -633,6 +633,36 @@ static const struct mesh_crypto_test s8_4_3 = { .beacon = "01003ecaff672f673370123456788ea261582f364f6f", }; +static const struct mesh_crypto_test s8_4_6_1 = { + .name = "8.4.6.1 Private Beacon IVU", + + .net_key = "f7a2a44f8e8a8029064f173ddc1e2b00", + .iv_index = 0x1010abcd, + + .enc_key = "6be76842460b2d3a5850d4698409f1bb", + .rand = "435f18f85cf78a3121f58478a5", + + .beacon_type = 0x02, + .beacon_flags = 0x02, + .beacon_cmac = "f3174f022a514741", + .beacon = "02435f18f85cf78a3121f58478a561e488e7cbf3174f022a514741", +}; + +static const struct mesh_crypto_test s8_4_6_2 = { + .name = "8.4.6.2 Private Beacon IVU Complete", + + .net_key = "3bbb6f1fbd53e157417f308ce7aec58f", + .iv_index = 0x00000000, + + .enc_key = "ca478cdac626b7a8522d7272dd124f26", + .rand = "1b998f82927535ea6f3076f422", + + .beacon_type = 0x02, + .beacon_flags = 0x00, + .beacon_cmac = "2f0ffb94cf97f881", + .beacon = "021b998f82927535ea6f3076f422ce827408ab2f0ffb94cf97f881", +}; + static const struct mesh_crypto_test s8_6_2 = { .name = "8.6.2 Service Data using Node Identity", @@ -683,6 +713,17 @@ static void verify_data(const char *label, unsigned int indent, l_free(str); } +static void verify_bool(const char *label, unsigned int indent, + bool sample, bool data) +{ + l_info("%-20s =%*c%s", label, 1 + (indent * 2), ' ', + sample ? "true" : "false"); + l_info("%-20s %*c%s => %s", "", 1 + (indent * 2), ' ', + data ? "true" : "false", + EVALNUM(sample, data)); + EXITNUM(sample, data); +} + static void verify_bool_not_both(const char *label, unsigned int indent, bool sample, bool data) { @@ -796,10 +837,11 @@ static void check_encrypt_segment(const struct mesh_crypto_test *keys, uint32_t hdr; uint64_t net_mic64, net_mic32; size_t net_msg_len; + bool status; uint8_t key_aid = keys->key_aid | (keys->akf ? KEY_ID_AKF : 0x00); if (keys->ctl) { - mesh_crypto_packet_build(keys->ctl, keys->net_ttl, + status = mesh_crypto_packet_build(keys->ctl, keys->net_ttl, keys->net_seq[0], keys->net_src, keys->net_dst, keys->opcode, @@ -809,7 +851,7 @@ static void check_encrypt_segment(const struct mesh_crypto_test *keys, enc_msg, len, packet, &packet_len); } else { - mesh_crypto_packet_build(keys->ctl, keys->net_ttl, + status = mesh_crypto_packet_build(keys->ctl, keys->net_ttl, keys->net_seq[0], keys->net_src, keys->net_dst, keys->opcode, @@ -822,6 +864,10 @@ static void check_encrypt_segment(const struct mesh_crypto_test *keys, l_info(COLOR_YELLOW "Segment-%d" COLOR_OFF, seg); + verify_bool("Crypto packet build", 0, true, status); + if (!status) + return; + hdr = l_get_be32(packet + 9); verify_uint8("SEG", 9, keys->segmented << (SEG_HDR_SHIFT % 8), packet[9] & (1 << (SEG_HDR_SHIFT % 8))); @@ -870,15 +916,20 @@ static void check_encrypt_segment(const struct mesh_crypto_test *keys, net_msg_len = len + 2; show_data("TransportPayload", 7, packet + 7, net_msg_len); - mesh_crypto_packet_encrypt(packet, packet_len, + status = mesh_crypto_packet_encrypt(packet, packet_len, enc_key, keys->iv_index, false, keys->ctl, keys->net_ttl, keys->net_seq[0], keys->net_src); + verify_bool("Crypto packet encrypt", 0, true, status); + if (!status) + return; + mesh_crypto_privacy_counter(keys->iv_index, packet + 7, priv_rand); + l_info(""); show_uint32("IVindex", 0, keys->iv_index); verify_data("NetworkNonce", 0, keys->net_nonce[0], net_nonce, 13); @@ -907,10 +958,15 @@ static void check_encrypt_segment(const struct mesh_crypto_test *keys, } show_data("PreObsPayload", 1, packet + 1, 6 + net_msg_len); - mesh_crypto_network_obfuscate(packet, priv_key, + status = mesh_crypto_network_obfuscate(packet, priv_key, keys->iv_index, keys->ctl, keys->net_ttl, keys->net_seq[0], keys->net_src); + + verify_bool("Crypto network obfuscate", 0, true, status); + if (!status) + return; + show_data("PostObsPayload", 1, packet + 1, 6 + net_msg_len); packet[0] = (keys->iv_index & 0x01) << 7 | nid; @@ -926,7 +982,7 @@ static void check_encrypt(const struct mesh_crypto_test *keys) uint8_t *dev_key; uint8_t *app_key; uint8_t *net_key; - uint8_t nid; + uint8_t nid = 0; uint8_t enc_key[16]; uint8_t priv_key[16]; uint8_t net_nonce[13]; @@ -949,6 +1005,7 @@ static void check_encrypt(const struct mesh_crypto_test *keys) uint8_t packet_len; uint16_t i, seg_max, seg_len = 0; uint32_t seqZero, hdr; + bool status; l_info(COLOR_BLUE "[Encrypt %s]" COLOR_OFF, keys->name); verify_bool_not_both("CTL && Segmented", 0, keys->ctl, keys->segmented); @@ -960,8 +1017,7 @@ static void check_encrypt(const struct mesh_crypto_test *keys) show_data("NetworkKey", 0, net_key, 16); - if (keys->akf) { - mesh_crypto_k4(app_key, &key_aid); + if (keys->akf && mesh_crypto_k4(app_key, &key_aid)) { key_aid |= KEY_ID_AKF; } else { key_aid = 0; @@ -1034,7 +1090,7 @@ static void check_encrypt(const struct mesh_crypto_test *keys) seg_max = SEG_MAX(keys->segmented, app_msg_len + 8); enc_msg = l_malloc(app_msg_len + 8); - mesh_crypto_payload_encrypt(aad, app_msg, + status = mesh_crypto_payload_encrypt(aad, app_msg, enc_msg, app_msg_len, keys->net_src, keys->net_dst, key_aid, keys->app_seq, keys->iv_index, @@ -1044,7 +1100,7 @@ static void check_encrypt(const struct mesh_crypto_test *keys) seg_max = SEG_MAX(keys->segmented, app_msg_len + 4); enc_msg = l_malloc(app_msg_len + 4); - mesh_crypto_payload_encrypt(aad, app_msg, + status = mesh_crypto_payload_encrypt(aad, app_msg, enc_msg, app_msg_len, keys->net_src, keys->net_dst, key_aid, keys->app_seq, keys->iv_index, @@ -1052,6 +1108,10 @@ static void check_encrypt(const struct mesh_crypto_test *keys) keys->akf ? app_key : dev_key); } + verify_bool("Crypto payload encrypt", 0, true, status); + if (!status) + return; + if (keys->dev_key && !keys->akf) show_data("DeviceKey", 0, dev_key, 16); @@ -1097,7 +1157,8 @@ static void check_encrypt(const struct mesh_crypto_test *keys) } if (keys->ctl) { - mesh_crypto_packet_build(keys->ctl, keys->net_ttl, + status = mesh_crypto_packet_build(keys->ctl, + keys->net_ttl, keys->net_seq[i], keys->net_src, keys->net_dst, keys->opcode, @@ -1107,7 +1168,8 @@ static void check_encrypt(const struct mesh_crypto_test *keys) enc_msg + 1, seg_len, packet, &packet_len); } else { - mesh_crypto_packet_build(keys->ctl, keys->net_ttl, + status = mesh_crypto_packet_build(keys->ctl, + keys->net_ttl, keys->net_seq[i], keys->net_src, keys->net_dst, keys->opcode, @@ -1120,6 +1182,10 @@ static void check_encrypt(const struct mesh_crypto_test *keys) if (seg_max) l_info(COLOR_YELLOW "Segment-%d" COLOR_OFF, i); + verify_bool("Crypto packet build", 0, true, status); + if (!status) + return; + hdr = l_get_be32(packet + 9); verify_uint8("SEG", 9, keys->segmented << (SEG_HDR_SHIFT % 8), packet[9] & (1 << (SEG_HDR_SHIFT % 8))); @@ -1193,12 +1259,16 @@ static void check_encrypt(const struct mesh_crypto_test *keys) net_msg_len = seg_len + 2; show_data("TransportPayload", 7, packet + 7, net_msg_len); - mesh_crypto_packet_encrypt(packet, packet_len, enc_key, + status = mesh_crypto_packet_encrypt(packet, packet_len, enc_key, keys->iv_index, false, keys->ctl, keys->net_ttl, keys->net_seq[i], keys->net_src); + verify_bool("Crypto packet encrypt", 0, true, status); + if (!status) + return; + mesh_crypto_privacy_counter(keys->iv_index, packet + 7, priv_rand); @@ -1232,11 +1302,15 @@ static void check_encrypt(const struct mesh_crypto_test *keys) } show_data("PreObsPayload", 1, packet + 1, 6 + net_msg_len); - mesh_crypto_network_obfuscate(packet, priv_key, + status = mesh_crypto_network_obfuscate(packet, priv_key, keys->iv_index, keys->ctl, keys->net_ttl, keys->net_seq[i], keys->net_src); + verify_bool("Crypto network obfuscate", 0, true, status); + if (!status) + return; + show_data("PostObsPayload", 1, packet + 1, 6 + net_msg_len); packet[0] = (keys->iv_index & 0x01) << 7 | nid; @@ -1265,19 +1339,20 @@ static void check_decrypt_segment(const struct mesh_crypto_test *keys, uint8_t net_clr[29]; uint64_t net_mic64, calc_net_mic64; uint32_t hdr, net_mic32, calc_net_mic32; - bool ctl, segmented, relay, szmic, key_akf; + bool ctl, segmented, relay, szmic, key_akf, status; uint8_t ttl, opcode, key_aid, segO, segN; uint32_t seq; uint16_t src, dst, seqZero; memcpy(net_clr, pkt, pkt_len); show_data("NetworkMessage", 0, pkt, pkt_len); - mesh_crypto_packet_decode(pkt, pkt_len, + status = mesh_crypto_packet_decode(pkt, pkt_len, false, net_clr, keys->iv_index, enc_key, priv_key); show_data("Decoded", 0, net_clr, pkt_len); - mesh_crypto_packet_parse(net_clr, pkt_len, + if (status) + status = mesh_crypto_packet_parse(net_clr, pkt_len, &ctl, &ttl, &seq, &src, &dst, NULL, &opcode, @@ -1286,6 +1361,10 @@ static void check_decrypt_segment(const struct mesh_crypto_test *keys, &segO, &segN, &msg, &msg_len); + verify_bool("Crypto Decode-Parse", 0, true, status); + if (!status) + return; + if (ctl) { net_mic64 = l_get_be64(pkt + pkt_len - 8); show_data("EncryptedPayload", 7, pkt + 7, pkt_len - 7 - 8); @@ -1416,7 +1495,7 @@ static void check_decrypt(const struct mesh_crypto_test *keys) uint16_t app_msg_len = 0; uint32_t calc_net_mic32, net_mic32 = 0; uint64_t calc_net_mic64, net_mic64 = 0; - bool net_ctl, net_segmented, net_rly, net_akf; + bool net_ctl, net_segmented, net_rly, net_akf, status; uint8_t net_aid, net_ttl, nid, net_segO, net_segN = 0; uint32_t net_seq, hdr, seqZero = 0; uint16_t net_src, net_dst; @@ -1501,8 +1580,14 @@ static void check_decrypt(const struct mesh_crypto_test *keys) net_msg = packet + 7; net_msg_len = packet_len - 7; - mesh_crypto_network_clarify(packet, priv_key, keys->iv_index, - &net_ctl, &net_ttl, &net_seq, &net_src); + status = mesh_crypto_network_clarify(packet, priv_key, + keys->iv_index, &net_ctl, &net_ttl, &net_seq, + &net_src); + + verify_bool("Crypto Clarify", 0, true, status); + if (!status) + return; + show_str("Packet", 0, keys->packet[i]); @@ -1731,42 +1816,67 @@ static void check_beacon(const struct mesh_crypto_test *keys) { uint8_t *net_key; uint8_t *beacon_cmac; - uint8_t beacon[22]; + uint8_t *random = NULL; + uint8_t beacon[29]; uint8_t enc_key[16]; uint8_t net_id[8]; uint8_t cmac[8]; - uint64_t cmac_tmp; + uint64_t cmac_tmp = 0; + + if (keys->beacon_type < 1 || keys->beacon_type > 2) + verify_uint8("Unknown Beacon", 0, true, + (keys->beacon_type >= 1 || keys->beacon_type <= 2)); net_key = l_util_from_hexstring(keys->net_key, NULL); beacon_cmac = l_util_from_hexstring(keys->beacon_cmac, NULL); - mesh_crypto_nkbk(net_key, enc_key); + if (keys->beacon_type == 1) { + mesh_crypto_nkbk(net_key, enc_key); + } else { + mesh_crypto_nkpk(net_key, enc_key); + random = l_util_from_hexstring(keys->rand, NULL); + } + mesh_crypto_k3(net_key, net_id); l_info(COLOR_BLUE "[%s]" COLOR_OFF, keys->name); verify_data("NetworkKey", 0, keys->net_key, net_key, 16); + show_uint8("Beacon Flags", 0, keys->beacon_flags); show_uint32("IVindex", 0, keys->iv_index); verify_data("BeaconKey", 0, keys->enc_key, enc_key, 16); - verify_data("NetworkID", 0, keys->net_id, net_id, 8); beacon[0] = keys->beacon_type; - beacon[1] = keys->beacon_flags; - memcpy(beacon + 2, net_id, 8); - l_put_be32(keys->iv_index, beacon + 10); - mesh_crypto_beacon_cmac(enc_key, net_id, keys->iv_index, - !!(keys->beacon_flags & 0x01), - !!(keys->beacon_flags & 0x02), - &cmac_tmp); - - l_put_be64(cmac_tmp, cmac); - l_put_be64(cmac_tmp, beacon + 14); - verify_data("BeaconCMAC", 0, keys->beacon_cmac, cmac, 8); - verify_data("Beacon", 0, keys->beacon, beacon, sizeof(beacon)); + if (keys->beacon_type == 1) { + verify_data("NetworkID", 0, keys->net_id, net_id, 8); + beacon[1] = keys->beacon_flags; + memcpy(beacon + 2, net_id, 8); + l_put_be32(keys->iv_index, beacon + 10); + mesh_crypto_beacon_cmac(enc_key, net_id, keys->iv_index, + !!(keys->beacon_flags & 0x01), + !!(keys->beacon_flags & 0x02), + &cmac_tmp); + + l_put_be64(cmac_tmp, cmac); + l_put_be64(cmac_tmp, beacon + 14); + verify_data("BeaconCMAC", 0, keys->beacon_cmac, cmac, 8); + verify_data("SNBeacon", 0, keys->beacon, beacon, 22); + } else { + show_data("Random", 0, random, sizeof(random)); + memcpy(beacon + 1, random, 13); + beacon[14] = keys->beacon_flags; + l_put_be32(keys->iv_index, beacon + 15); + mesh_crypto_aes_ccm_encrypt(random, enc_key, NULL, 0, + beacon + 14, 5, + beacon + 14, NULL, 8); + verify_data("BeaconMIC", 0, keys->beacon_cmac, beacon + 19, 8); + verify_data("PrivBeacon", 0, keys->beacon, beacon, 27); + } l_info(""); + l_free(random); l_free(beacon_cmac); l_free(net_key); } @@ -2071,6 +2181,8 @@ int main(int argc, char *argv[]) /* Section 8.4 Beacon Sample Data */ check_beacon(&s8_4_3); + check_beacon(&s8_4_6_1); + check_beacon(&s8_4_6_2); /* Section 8.6 Mesh Proxy Service sample data */ check_id_beacon(&s8_6_2); |