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mesh: integrate gatt proxy service into mesh.c

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This commit is contained in:
Matthias Ringwald 2019-05-08 17:38:18 +02:00
parent e8af3a014e
commit 9d611858ed
1 changed files with 309 additions and 1 deletions
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310
test/mesh/mesh.c
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@ -42,6 +42,7 @@
#include <stdlib.h>
#include <string.h>
#include "ble/mesh/adv_bearer.h"
#include "ble/mesh/gatt_bearer.h"
#include "ble/mesh/beacon.h"
#include "ble/mesh/mesh_crypto.h"
#include "ble/mesh/mesh_lower_transport.h"
@ -56,11 +57,22 @@
#include "btstack.h"
#include "btstack_tlv.h"
static void show_usage(void);
#define USE_ADVERTISING_WITH_NETWORK_ID
// #define USE_ADVERTISING_WITH_NODE_IDENTITY
#if defined(USE_ADVERTISING_WITH_NETWORK_ID) && defined(USE_ADVERTISING_WITH_NODE_IDENTITY)
#error "USE_ADVERTISING_WITH_NETWORK_ID and USE_ADVERTISING_WITH_NODE_IDENTITY cannot be defined at the same time"
#endif
#if !defined(USE_ADVERTISING_WITH_NETWORK_ID) && !defined(USE_ADVERTISING_WITH_NODE_IDENTITY)
#error "USE_ADVERTISING_WITH_NETWORK_ID or USE_ADVERTISING_WITH_NODE_IDENTITY must be defined"
#endif
#define BEACON_TYPE_SECURE_NETWORK 1
#define PTS_DEFAULT_TTL 10
static void show_usage(void);
const static uint8_t device_uuid[] = { 0x00, 0x1B, 0xDC, 0x08, 0x10, 0x21, 0x0B, 0x0E, 0x0A, 0x0C, 0x00, 0x0B, 0x0E, 0x0A, 0x0C, 0x00 };
// Mesh Provisioning
@ -77,6 +89,45 @@ static uint8_t adv_data[] = {
0x00, 0x00
};
#ifdef USE_ADVERTISING_WITH_NODE_IDENTITY
static btstack_crypto_random_t crypto_request_random;
static btstack_crypto_aes128_t crypto_request_aes128;
static uint8_t plaintext[16];
static uint8_t hash[16];
static uint8_t random_value[8];
static uint8_t adv_data_with_node_identity[] = {
// Flags general discoverable, BR/EDR not supported
0x02, BLUETOOTH_DATA_TYPE_FLAGS, 0x06,
// 16-bit Service UUIDs
0x03, BLUETOOTH_DATA_TYPE_COMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
// Service Data
0x14, BLUETOOTH_DATA_TYPE_SERVICE_DATA, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
// MESH_IDENTIFICATION_NODE_IDENTIFY_TYPE
MESH_IDENTIFICATION_NODE_IDENTIFY_TYPE,
// Hash
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
// Random
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
const uint8_t adv_data_with_node_identity_len = sizeof(adv_data_with_node_identity);
#endif
#ifdef USE_ADVERTISING_WITH_NETWORK_ID
static uint8_t adv_data_with_network_id[] = {
// Flags general discoverable, BR/EDR not supported
0x02, BLUETOOTH_DATA_TYPE_FLAGS, 0x06,
// 16-bit Service UUIDs
0x03, BLUETOOTH_DATA_TYPE_COMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
// Service Data
0x0C, BLUETOOTH_DATA_TYPE_SERVICE_DATA, ORG_BLUETOOTH_SERVICE_MESH_PROXY & 0xff, ORG_BLUETOOTH_SERVICE_MESH_PROXY >> 8,
// MESH_IDENTIFICATION_NETWORK_ID_TYPE
MESH_IDENTIFICATION_NETWORK_ID_TYPE,
// Network ID
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
const uint8_t adv_data_with_network_id_len = sizeof(adv_data_with_network_id);
#endif
const uint8_t adv_data_len = sizeof(adv_data);
@ -109,6 +160,66 @@ static void mesh_print_hex(const char * name, const uint8_t * data, uint16_t len
// printf("%20s: 0x%x", name, (int) value);
// }
#ifdef USE_ADVERTISING_WITH_NODE_IDENTITY
static void mesh_proxy_handle_get_aes128(void * arg){
UNUSED(arg);
memcpy(&adv_data_with_node_identity[12], &hash[8], 8);
memcpy(&adv_data_with_node_identity[20], random_value, 8);
printf("Calculated Hash\n");
printf_hexdump(hash, sizeof(hash));
printf("\nUSE_ADVERTISING_WITH_NODE_IDENTITY:\n");
printf_hexdump(adv_data_with_node_identity, sizeof(adv_data_with_node_identity));
// setup advertisements
bd_addr_t null_addr;
memset(null_addr, 0, 6);
uint8_t adv_type = 0; // AFV_IND
uint16_t adv_int_min = 0x0030;
uint16_t adv_int_max = 0x0030;
adv_bearer_advertisements_set_params(adv_int_min, adv_int_max, adv_type, 0, null_addr, 0x07, 0x00);
adv_bearer_advertisements_set_data(adv_data_with_node_identity_len, (uint8_t*) adv_data_with_node_identity);
adv_bearer_advertisements_enable(1);
}
static void setup_advertising_with_node_identity(const mesh_provisioning_data_t * prov_data){
// Hash = e(IdentityKey, Padding | Random | Address) mod 2^64
memset(plaintext, 0, sizeof(plaintext));
memcpy(&plaintext[6] , random_value, 8);
big_endian_store_16(plaintext, 14, prov_data->unicast_address);
btstack_crypto_aes128_encrypt(&crypto_request_aes128, prov_data->identity_key, plaintext, hash, mesh_proxy_handle_get_aes128, NULL);
}
static void mesh_proxy_handle_get_random(void * arg){
UNUSED(arg);
printf("Received random value\n");
printf_hexdump(random_value, sizeof(random_value));
setup_advertising_with_node_identity(&provisioning_data);
}
#endif
#ifdef USE_ADVERTISING_WITH_NETWORK_ID
static void setup_advertising_with_network_id(const mesh_provisioning_data_t * prov_data){
// dynamically store network ID into adv data
memcpy(&adv_data_with_network_id[12], prov_data->network_id, sizeof(prov_data->network_id));
// copy beacon key and network id
memcpy(beacon_key, prov_data->beacon_key, 16);
memcpy(network_id, prov_data->network_id, 8);
printf_hexdump(prov_data->network_id, 8);
mesh_flags = prov_data->flags;
// setup advertisements
bd_addr_t null_addr;
memset(null_addr, 0, 6);
uint8_t adv_type = 0; // AFV_IND
uint16_t adv_int_min = 0x0030;
uint16_t adv_int_max = 0x0030;
adv_bearer_advertisements_set_params(adv_int_min, adv_int_max, adv_type, 0, null_addr, 0x07, 0x00);
adv_bearer_advertisements_set_data(adv_data_with_network_id_len, (uint8_t*) adv_data_with_network_id);
adv_bearer_advertisements_enable(1);
}
#endif
static void mesh_provisioning_dump(const mesh_provisioning_data_t * data){
printf("UnicastAddr: 0x%02x\n", data->unicast_address);
printf("IV Index: 0x%08x\n", data->iv_index);
@ -141,6 +252,16 @@ static void mesh_setup_from_provisioning_data(const mesh_provisioning_data_t * p
mesh_flags = provisioning_data->flags;
// dump data
mesh_provisioning_dump(provisioning_data);
// Mesh Proxy
#ifdef USE_ADVERTISING_WITH_NETWORK_ID
printf("Advertise Mesh Proxy Service with Network ID\n");
setup_advertising_with_network_id(provisioning_data);
#endif
#ifdef USE_ADVERTISING_WITH_NODE_IDENTITY
printf("Advertise Mesh Proxy Service with Node Identity\n");
btstack_crypto_random_generate(&crypto_request_random, random_value, sizeof(random_value), mesh_proxy_handle_get_random, NULL);
#endif
}
static void mesh_setup_without_provisiong_data(void){
@ -163,6 +284,8 @@ static void mesh_setup_without_provisiong_data(void){
adv_bearer_advertisements_enable(1);
}
static mesh_transport_key_t test_application_key;
static void mesh_application_key_set(uint16_t netkey_index, uint16_t appkey_index, uint8_t aid, const uint8_t *application_key) {
@ -2508,6 +2631,182 @@ static void virtual_address_complete(void * arg){
static void key_derived(void * arg){
}
static void packet_handler_for_mesh_beacon(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
printf("packet_handler_for_mesh_beacon\n");
switch (packet_type){
case MESH_PROXY_DATA_PACKET:
printf("Received beacon\n");
printf_hexdump(packet, size);
break;
case HCI_EVENT_PACKET:
switch (hci_event_packet_get_type(packet)){
case HCI_EVENT_MESH_META:
switch (hci_event_mesh_meta_get_subevent_code(packet)){
case MESH_SUBEVENT_CAN_SEND_NOW:
gatt_bearer_send_mesh_beacon(mesh_secure_network_beacon, sizeof(mesh_secure_network_beacon));
break;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
}
static void packet_handler_for_mesh_network_pdu(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
printf("packet_handler_for_mesh_network_pdu\n");
switch (packet_type){
case MESH_PROXY_DATA_PACKET:
printf("Received network PDU\n");
printf_hexdump(packet, size);
break;
case HCI_EVENT_PACKET:
switch (hci_event_packet_get_type(packet)){
case HCI_EVENT_MESH_META:
switch (hci_event_mesh_meta_get_subevent_code(packet)){
case MESH_PB_TRANSPORT_LINK_OPEN:
printf("mesh_proxy_server: MESH_PB_TRANSPORT_LINK_OPEN\n");
printf("+ Setup Secure Network Beacon\n");
mesh_secure_network_beacon[0] = BEACON_TYPE_SECURE_NETWORK;
mesh_secure_network_beacon[1] = mesh_flags;
memcpy(&mesh_secure_network_beacon[2], network_id, 8);
big_endian_store_32(mesh_secure_network_beacon, 10, mesh_get_iv_index());
btstack_crypto_aes128_cmac_message(&mesh_cmac_request, beacon_key, 13,
&mesh_secure_network_beacon[1], mesh_secure_network_beacon_auth_value, &mesh_secure_network_beacon_auth_value_calculated, NULL);
break;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
}
static mesh_network_pdu_t * encrypted_proxy_configuration_ready_to_send;
static void request_can_send_now_proxy_configuration_callback_handler(mesh_network_pdu_t * network_pdu){
encrypted_proxy_configuration_ready_to_send = network_pdu;
gatt_bearer_request_can_send_now_for_mesh_proxy_configuration();
}
static void packet_handler_for_mesh_proxy_configuration(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
printf("packet_handler_for_mesh_proxy_configuration\n");
switch (packet_type){
case MESH_PROXY_DATA_PACKET:
printf("Received proxy configuration\n");
printf_hexdump(packet, size);
mesh_network_process_proxy_message(packet, size);
break;
case HCI_EVENT_PACKET:
switch (hci_event_packet_get_type(packet)){
case HCI_EVENT_MESH_META:
switch (hci_event_mesh_meta_get_subevent_code(packet)){
case MESH_SUBEVENT_CAN_SEND_NOW:
printf("MESH_SUBEVENT_CAN_SEND_NOW packet_handler_for_mesh_proxy_configuration len %d\n", encrypted_proxy_configuration_ready_to_send->len);
printf_hexdump(encrypted_proxy_configuration_ready_to_send->data, encrypted_proxy_configuration_ready_to_send->len);
gatt_bearer_send_mesh_proxy_configuration(encrypted_proxy_configuration_ready_to_send->data, encrypted_proxy_configuration_ready_to_send->len);
break;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
}
typedef enum {
MESH_PROXY_CONFIGURATION_MESSAGE_OPCODE_SET_FILTER_TYPE = 0,
MESH_PROXY_CONFIGURATION_MESSAGE_OPCODE_ADD_ADDRESSES,
MESH_PROXY_CONFIGURATION_MESSAGE_OPCODE_REMOVE_ADDRESSES,
MESH_PROXY_CONFIGURATION_MESSAGE_OPCODE_FILTER_STATUS
} mesh_proxy_configuration_message_opcode_t;
typedef enum {
MESH_PROXY_CONFIGURATION_FILTER_TYPE_SET_WHITE_LIST = 0,
MESH_PROXY_CONFIGURATION_FILTER_TYPE_BLACK_LIST
} mesh_proxy_configuration_filter_type_t;
// Used to answer configutation request
static uint16_t proxy_configuration_filter_list_len;
static mesh_proxy_configuration_filter_type_t proxy_configuration_filter_type;
static uint16_t primary_element_address;
void proxy_configuration_message_handler(mesh_network_callback_type_t callback_type, mesh_network_pdu_t * received_network_pdu){
mesh_proxy_configuration_message_opcode_t opcode;
uint8_t data[4];
mesh_network_pdu_t * network_pdu;
uint8_t * network_pdu_data;
uint8_t network_pdu_len;
switch (callback_type){
case MESH_NETWORK_PDU_RECEIVED:
printf("proxy_configuration_message_handler: MESH_PROXY_PDU_RECEIVED\n");
network_pdu_len = mesh_network_pdu_len(received_network_pdu);
network_pdu_data = mesh_network_pdu_data(received_network_pdu);
// printf_hexdump(network_pdu_data, network_pdu_len);
opcode = network_pdu_data[0];
switch (opcode){
case MESH_PROXY_CONFIGURATION_MESSAGE_OPCODE_SET_FILTER_TYPE:{
switch (network_pdu_data[1]){
case MESH_PROXY_CONFIGURATION_FILTER_TYPE_SET_WHITE_LIST:
case MESH_PROXY_CONFIGURATION_FILTER_TYPE_BLACK_LIST:
proxy_configuration_filter_type = network_pdu_data[1];
break;
}
uint8_t ctl = 1;
uint8_t ttl = 0;
uint16_t src = primary_element_address;
uint16_t dest = 0; // unassigned address
uint32_t seq = mesh_lower_transport_next_seq();
uint8_t nid = mesh_network_nid(received_network_pdu);
uint16_t netkey_index = received_network_pdu->netkey_index;
printf("netkey index 0x%02x\n", netkey_index);
network_pdu = btstack_memory_mesh_network_pdu_get();
int pos = 0;
data[pos++] = MESH_PROXY_CONFIGURATION_MESSAGE_OPCODE_FILTER_STATUS;
data[pos++] = proxy_configuration_filter_type;
big_endian_store_16(data, pos, proxy_configuration_filter_list_len);
mesh_network_setup_pdu(network_pdu, netkey_index, nid, ctl, ttl, seq, src, dest, data, sizeof(data));
mesh_network_encrypt_proxy_message(network_pdu, &request_can_send_now_proxy_configuration_callback_handler);
// received_network_pdu is processed
btstack_memory_mesh_network_pdu_free(received_network_pdu);
break;
}
default:
printf("proxy config not implemented, opcode %d\n", opcode);
break;
}
break;
case MESH_NETWORK_PDU_SENT:
// printf("test MESH_PROXY_PDU_SENT\n");
// mesh_lower_transport_received_mesage(MESH_NETWORK_PDU_SENT, network_pdu);
break;
default:
break;
}
}
int btstack_main(void);
int btstack_main(void)
{
@ -2536,6 +2835,15 @@ int btstack_main(void)
// setup ATT server
att_server_init(profile_data, NULL, NULL);
// Setup GATT bearer
gatt_bearer_init();
gatt_bearer_register_for_mesh_network_pdu(&packet_handler_for_mesh_network_pdu);
gatt_bearer_register_for_mesh_beacon(&packet_handler_for_mesh_beacon);
gatt_bearer_register_for_mesh_proxy_configuration(&packet_handler_for_mesh_proxy_configuration);
mesh_network_set_proxy_message_handler(proxy_configuration_message_handler);
// Setup Unprovisioned Device Beacon
beacon_init();
beacon_register_for_unprovisioned_device_beacons(&mesh_unprovisioned_beacon_handler);