xref: /btstack/example/mesh_node_demo.c (revision d13e5cf6603f8d92493ebd8a19ad22c4dfb7a126)
1 /*
2  * Copyright (C) 2019 BlueKitchen GmbH
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the copyright holders nor the names of
14  *    contributors may be used to endorse or promote products derived
15  *    from this software without specific prior written permission.
16  * 4. Any redistribution, use, or modification is done solely for
17  *    personal benefit and not for any commercial purpose or for
18  *    monetary gain.
19  *
20  * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN
24  * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
27  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
30  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  * Please inquire about commercial licensing options at
34  * [email protected]
35  *
36  */
37 
38 /**
39  * Basic Mesh Node demo
40  */
41 
42 #define BTSTACK_FILE__ "mesh_node_demo.c"
43 
44 #include <stdint.h>
45 #include <stdio.h>
46 #include <stdlib.h>
47 #include <string.h>
48 
49 #include "btstack.h"
50 #include "mesh_node_demo.h"
51 
52 // general
53 #define MESH_BLUEKITCHEN_MODEL_ID_TEST_SERVER   0x0000u
54 
55 static mesh_model_t                 mesh_vendor_model;
56 
57 static mesh_model_t                 mesh_generic_on_off_server_model;
58 static mesh_generic_on_off_state_t  mesh_generic_on_off_state;
59 
60 static char gap_name_buffer[] = "Mesh 00:00:00:00:00:00";
61 
62 static btstack_packet_callback_registration_t hci_event_callback_registration;
63 
64 #ifdef ENABLE_MESH_GATT_BEARER
65 static void packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
66     UNUSED(channel);
67     UNUSED(size);
68 
69     if (packet_type != HCI_EVENT_PACKET) return;
70 
71     bd_addr_t addr;
72 
73     switch (hci_event_packet_get_type(packet)) {
74         case BTSTACK_EVENT_STATE:
75             if (btstack_event_state_get_state(packet) != HCI_STATE_WORKING) break;
76             // setup gap name from local address
77             gap_local_bd_addr(addr);
78             btstack_replace_bd_addr_placeholder((uint8_t*)gap_name_buffer, sizeof(gap_name_buffer), addr);
79             break;
80         default:
81             break;
82     }
83 }
84 
85 static uint16_t att_read_callback(hci_con_handle_t connection_handle, uint16_t att_handle, uint16_t offset, uint8_t * buffer, uint16_t buffer_size){
86     UNUSED(connection_handle);
87     if (att_handle == ATT_CHARACTERISTIC_GAP_DEVICE_NAME_01_VALUE_HANDLE){
88         return att_read_callback_handle_blob((const uint8_t *)gap_name_buffer, (uint16_t) strlen(gap_name_buffer), offset, buffer, buffer_size);
89     }
90     return 0;
91 }
92 #endif
93 
94 static void mesh_provisioning_message_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
95     UNUSED(packet_type);
96     UNUSED(channel);
97     UNUSED(size);
98 
99     if (packet_type != HCI_EVENT_PACKET) return;
100 
101     switch(packet[0]){
102         case HCI_EVENT_MESH_META:
103             switch(packet[2]){
104                 case MESH_SUBEVENT_PB_TRANSPORT_LINK_OPEN:
105                     printf("Provisioner link opened");
106                     break;
107                 case MESH_SUBEVENT_ATTENTION_TIMER:
108                     printf("Attention Timer: %u\n", mesh_subevent_attention_timer_get_attention_time(packet));
109                     break;
110                 case MESH_SUBEVENT_PB_TRANSPORT_LINK_CLOSED:
111                     printf("Provisioner link close");
112                     break;
113                 case MESH_SUBEVENT_PB_PROV_COMPLETE:
114                     printf("Provisioning complete\n");
115                     break;
116                 default:
117                     break;
118             }
119             break;
120         default:
121             break;
122     }
123 }
124 
125 static void mesh_state_update_message_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
126     UNUSED(channel);
127     UNUSED(size);
128 
129     if (packet_type != HCI_EVENT_PACKET) return;
130 
131     switch(packet[0]){
132         case HCI_EVENT_MESH_META:
133             switch(packet[2]){
134                 case MESH_SUBEVENT_STATE_UPDATE_BOOL:
135                     printf("State update: model identifier 0x%08x, state identifier 0x%08x, reason %u, state %u\n",
136                         mesh_subevent_state_update_bool_get_model_identifier(packet),
137                         mesh_subevent_state_update_bool_get_state_identifier(packet),
138                         mesh_subevent_state_update_bool_get_reason(packet),
139                         mesh_subevent_state_update_bool_get_value(packet));
140                     break;
141                 default:
142                     break;
143             }
144             break;
145         default:
146             break;
147     }
148 }
149 
150 static void show_usage(void){
151     bd_addr_t      iut_address;
152     gap_local_bd_addr(iut_address);
153     printf("\n--- Bluetooth Mesh Console at %s ---\n", bd_addr_to_str(iut_address));
154     printf("8      - Delete provisioning data\n");
155     printf("g      - Generic ON/OFF Server Toggle Value\n");
156     printf("\n");
157 }
158 
159 static void stdin_process(char cmd){
160     switch (cmd){
161         case '8':
162             mesh_node_reset();
163             printf("Mesh Node Reset!\n");
164             mesh_proxy_start_advertising_unprovisioned_device();
165             break;
166         case 'g':
167             printf("Generic ON/OFF Server Toggle Value\n");
168             mesh_generic_on_off_server_set(&mesh_generic_on_off_server_model, 1-mesh_generic_on_off_server_get(&mesh_generic_on_off_server_model), 0, 0);
169             break;
170         case ' ':
171             show_usage();
172             break;
173         default:
174             printf("Command: '%c' not implemented\n", cmd);
175             show_usage();
176             break;
177     }
178 }
179 
180 int btstack_main(void);
181 int btstack_main(void)
182 {
183 #ifdef HAVE_BTSTACK_STDIN
184     // console
185     btstack_stdin_setup(stdin_process);
186 #endif
187 
188     // crypto
189     btstack_crypto_init();
190 
191 #ifdef ENABLE_MESH_GATT_BEARER
192     // l2cap
193     l2cap_init();
194 
195     // setup ATT server
196     att_server_init(profile_data, &att_read_callback, NULL);
197 
198     //
199     sm_init();
200 #endif
201 
202 #ifdef ENABLE_MESH_GATT_BEARER
203     // register for HCI events
204     hci_event_callback_registration.callback = &packet_handler;
205     hci_add_event_handler(&hci_event_callback_registration);
206 #endif
207 
208     // mesh
209     mesh_init();
210 
211 #ifdef ENABLE_MESH_GATT_BEARER
212     // setup connectable advertisments
213     bd_addr_t null_addr;
214     memset(null_addr, 0, 6);
215     uint8_t adv_type = 0;   // AFV_IND
216     uint16_t adv_int_min = 0x0030;
217     uint16_t adv_int_max = 0x0030;
218     adv_bearer_advertisements_set_params(adv_int_min, adv_int_max, adv_type, 0, null_addr, 0x07, 0x00);
219 #endif
220 
221     // Track Provisioning as device role
222     mesh_register_provisioning_device_packet_handler(&mesh_provisioning_message_handler);
223 
224     // Loc - bottom - https://www.bluetooth.com/specifications/assigned-numbers/gatt-namespace-descriptors
225     mesh_node_set_element_location(mesh_node_get_primary_element(), 0x103);
226 
227     // Setup Generic On/Off model
228     mesh_generic_on_off_server_model.model_identifier = mesh_model_get_model_identifier_bluetooth_sig(MESH_SIG_MODEL_ID_GENERIC_ON_OFF_SERVER);
229     mesh_generic_on_off_server_model.operations = mesh_generic_on_off_server_get_operations();
230     mesh_generic_on_off_server_model.model_data = (void *) &mesh_generic_on_off_state;
231     mesh_generic_on_off_server_register_packet_handler(&mesh_generic_on_off_server_model, &mesh_state_update_message_handler);
232     mesh_element_add_model(mesh_node_get_primary_element(), &mesh_generic_on_off_server_model);
233 
234     // Setup our custom model
235     mesh_vendor_model.model_identifier = mesh_model_get_model_identifier(BLUETOOTH_COMPANY_ID_BLUEKITCHEN_GMBH, MESH_BLUEKITCHEN_MODEL_ID_TEST_SERVER);
236     mesh_element_add_model(mesh_node_get_primary_element(), &mesh_vendor_model);
237 
238     // Enable Output OOB
239     provisioning_device_set_output_oob_actions(0x08, 0x08);
240 
241     // Enable PROXY
242     mesh_foundation_gatt_proxy_set(1);
243 
244 #if defined(ENABLE_MESH_ADV_BEARER)
245     // setup scanning when supporting ADV Bearer
246     gap_set_scan_parameters(0, 0x300, 0x300);
247     gap_start_scan();
248 #endif
249 
250     // turn on!
251 	hci_power_control(HCI_POWER_ON);
252 
253     return 0;
254 }
255 /* EXAMPLE_END */
256