xref: /btstack/src/mesh/mesh_configuration_client.c (revision 7d339f89ba7480c46fae26078e20199287f07331)
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 MATTHIAS
24  * RINGWALD 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 #define BTSTACK_FILE__ "mesh_configuration_client.c"
39 
40 #include <string.h>
41 #include <stdio.h>
42 
43 #include "mesh/mesh_configuration_client.h"
44 
45 #include "bluetooth_company_id.h"
46 #include "btstack_debug.h"
47 #include "btstack_memory.h"
48 #include "btstack_util.h"
49 
50 #include "mesh/mesh_access.h"
51 #include "mesh/mesh_foundation.h"
52 #include "mesh/mesh_generic_model.h"
53 #include "mesh/mesh_keys.h"
54 #include "mesh/mesh_network.h"
55 #include "mesh/mesh_upper_transport.h"
56 
57 
58 // Mesh Composition Data Element iterator
59 #define MESH_VENDOR_MODEL_SIZE                                  4
60 #define MESH_SIG_MODEL_SIZE                                     2
61 #define MESH_COMPOSITION_DATA_ELEMENT_DESCRIPTION_OFFSET       17
62 #define MESH_COMPOSITION_DATA_ELEMENT_LOCATION_DESCRIPTOR_LEN   2
63 #define MESH_COMPOSITION_DATA_ELEMENT_MODEL_SIZE_LEN            1
64 
65 static inline uint16_t mesh_composition_data_iterator_sig_model_list_size(mesh_composite_data_iterator_t * it){
66     return it->elements[it->offset + 2] * MESH_SIG_MODEL_SIZE;
67 }
68 
69 static inline uint16_t mesh_composition_data_iterator_vendor_model_list_size(mesh_composite_data_iterator_t * it){
70     return it->elements[it->offset + 3] * MESH_VENDOR_MODEL_SIZE;
71 }
72 
73 static inline uint16_t mesh_composition_data_iterator_element_len(mesh_composite_data_iterator_t * it){
74     uint16_t sig_model_list_size    = mesh_composition_data_iterator_sig_model_list_size(it);
75     uint16_t vendor_model_list_size = mesh_composition_data_iterator_vendor_model_list_size(it);
76     uint16_t previous_fields_len = MESH_COMPOSITION_DATA_ELEMENT_LOCATION_DESCRIPTOR_LEN + 2 * MESH_COMPOSITION_DATA_ELEMENT_MODEL_SIZE_LEN;
77 
78     return previous_fields_len + sig_model_list_size + vendor_model_list_size;;
79 }
80 
81 uint16_t mesh_subevent_configuration_composition_data_get_num_elements(const uint8_t * event, uint16_t size){
82     uint16_t pos = MESH_COMPOSITION_DATA_ELEMENT_DESCRIPTION_OFFSET;
83     uint16_t num_elements = 0;
84 
85     while ((pos + 4) <= size){
86         // location descriptor
87         pos += 2;
88         uint8_t num_sig_model_ids = event[pos++];
89         uint8_t num_vendor_model_ids = event[pos++];
90         pos += (num_sig_model_ids + num_vendor_model_ids) * 2;
91         num_elements++;
92     }
93     return num_elements;
94 }
95 
96 void mesh_composition_data_iterator_init(mesh_composite_data_iterator_t * it, const uint8_t * elements, uint16_t size){
97     it->elements = elements;
98     it->size = size;
99     it->offset = MESH_COMPOSITION_DATA_ELEMENT_DESCRIPTION_OFFSET;
100 }
101 
102 bool mesh_composition_data_iterator_has_next_element(mesh_composite_data_iterator_t * it){
103     return (it->offset + mesh_composition_data_iterator_element_len(it)) <= it->size;
104 }
105 
106 void mesh_composition_data_iterator_next_element(mesh_composite_data_iterator_t * it){
107     it->sig_model_iterator.models = &it->elements[it->offset + 4];
108     it->sig_model_iterator.size = mesh_composition_data_iterator_sig_model_list_size(it);
109     it->sig_model_iterator.offset = 0;
110 
111     it->vendor_model_iterator.models = &it->elements[it->offset + 4 + it->sig_model_iterator.size];
112     it->vendor_model_iterator.size = mesh_composition_data_iterator_vendor_model_list_size(it);
113     it->vendor_model_iterator.offset = 0;
114 
115     it->loc = little_endian_read_16(it->elements, it->offset);
116     it->offset += mesh_composition_data_iterator_element_len(it);
117 }
118 
119 uint16_t mesh_composition_data_iterator_element_loc(mesh_composite_data_iterator_t * it){
120     return it->loc;
121 }
122 
123 bool mesh_composition_data_iterator_has_next_sig_model(mesh_composite_data_iterator_t * it){
124     return (it->sig_model_iterator.offset + MESH_SIG_MODEL_SIZE) <= it->sig_model_iterator.size;
125 }
126 
127 void mesh_composition_data_iterator_next_sig_model(mesh_composite_data_iterator_t * it){
128     it->sig_model_iterator.id = little_endian_read_16(it->sig_model_iterator.models, it->sig_model_iterator.offset);
129     it->sig_model_iterator.offset += 2;
130 }
131 
132 uint16_t mesh_composition_data_iterator_sig_model_id(mesh_composite_data_iterator_t * it){
133     return (uint16_t)it->sig_model_iterator.id;
134 }
135 
136 bool mesh_composition_data_iterator_has_next_vendor_model(mesh_composite_data_iterator_t * it){
137     return (it->vendor_model_iterator.offset + MESH_VENDOR_MODEL_SIZE) <= it->vendor_model_iterator.size;
138 }
139 
140 void mesh_composition_data_iterator_next_vendor_model(mesh_composite_data_iterator_t * it){
141     uint16_t vendor_id = little_endian_read_16(it->vendor_model_iterator.models, it->vendor_model_iterator.offset);
142     it->vendor_model_iterator.offset += 2;
143     uint16_t model_id = little_endian_read_16(it->vendor_model_iterator.models, it->vendor_model_iterator.offset);
144     it->vendor_model_iterator.offset += 2;
145     it->vendor_model_iterator.id = mesh_model_get_model_identifier(vendor_id, model_id);
146 }
147 
148 uint32_t mesh_composition_data_iterator_vendor_model_id(mesh_composite_data_iterator_t * it){
149     return it->vendor_model_iterator.id;
150 }
151 
152 // Configuration client messages
153 
154 static const mesh_access_message_t mesh_configuration_client_beacon_get = {
155         MESH_FOUNDATION_OPERATION_BEACON_GET, ""
156 };
157 static const mesh_access_message_t mesh_configuration_client_beacon_set = {
158         MESH_FOUNDATION_OPERATION_BEACON_SET, "1"
159 };
160 
161 
162 static const mesh_access_message_t mesh_configuration_client_composition_data_get = {
163         MESH_FOUNDATION_OPERATION_COMPOSITION_DATA_GET, "1"
164 };
165 
166 
167 static const mesh_access_message_t mesh_configuration_client_default_ttl_get = {
168         MESH_FOUNDATION_OPERATION_DEFAULT_TTL_GET, ""
169 };
170 static const mesh_access_message_t mesh_configuration_client_default_ttl_set = {
171         MESH_FOUNDATION_OPERATION_DEFAULT_TTL_SET, "1"
172 };
173 
174 
175 static const mesh_access_message_t mesh_configuration_client_gatt_proxy_get = {
176         MESH_FOUNDATION_OPERATION_GATT_PROXY_GET, ""
177 };
178 static const mesh_access_message_t mesh_configuration_client_gatt_proxy_set = {
179         MESH_FOUNDATION_OPERATION_GATT_PROXY_SET, "1"
180 };
181 
182 
183 static const mesh_access_message_t mesh_configuration_client_relay_get = {
184         MESH_FOUNDATION_OPERATION_RELAY_GET, ""
185 };
186 static const mesh_access_message_t mesh_configuration_client_relay_set = {
187         MESH_FOUNDATION_OPERATION_RELAY_SET, "11"
188 };
189 
190 static const mesh_access_message_t mesh_configuration_client_model_publication_get = {
191         MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_GET, "2m"
192 };
193 static const mesh_access_message_t mesh_configuration_client_model_publication_set = {
194         MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_SET, "222111m"
195 };
196 static const mesh_access_message_t mesh_configuration_client_model_publication_virtual_address_set = {
197         MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_VIRTUAL_ADDRESS_SET, "2P2111m"
198 };
199 
200 
201 static const mesh_access_message_t mesh_configuration_client_model_subscription_add = {
202         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_ADD, "22m"
203 };
204 static const mesh_access_message_t mesh_configuration_client_model_subscription_virtual_address_add = {
205         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_VIRTUAL_ADDRESS_ADD, "2Pm"
206 };
207 static const mesh_access_message_t mesh_configuration_client_model_subscription_delete = {
208         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_DELETE, "22m"
209 };
210 static const mesh_access_message_t mesh_configuration_client_model_subscription_virtual_address_delete = {
211         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_VIRTUAL_ADDRESS_DELETE, "2Pm"
212 };
213 static const mesh_access_message_t mesh_configuration_client_model_subscription_overwrite = {
214         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_OVERWRITE, "22m"
215 };
216 static const mesh_access_message_t mesh_configuration_client_model_subscription_virtual_address_overwrite = {
217         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_VIRTUAL_ADDRESS_OVERWRITE, "2Pm"
218 };
219 static const mesh_access_message_t mesh_configuration_client_model_subscription_delete_all = {
220         MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_DELETE_ALL, "22m"
221 };
222 
223 
224 static const mesh_access_message_t mesh_configuration_client_sig_model_subscription_get = {
225         MESH_FOUNDATION_OPERATION_SIG_MODEL_SUBSCRIPTION_GET, "22"
226 };
227 
228 static const mesh_access_message_t mesh_configuration_client_vendor_model_subscription_get = {
229         MESH_FOUNDATION_OPERATION_VENDOR_MODEL_SUBSCRIPTION_GET, "24"
230 };
231 
232 static const mesh_access_message_t mesh_configuration_client_netkey_add = {
233         MESH_FOUNDATION_OPERATION_NETKEY_ADD, "2P"
234 };
235 static const mesh_access_message_t mesh_configuration_client_netkey_update = {
236         MESH_FOUNDATION_OPERATION_NETKEY_UPDATE, "2P"
237 };
238 static const mesh_access_message_t mesh_configuration_client_netkey_delete = {
239         MESH_FOUNDATION_OPERATION_NETKEY_DELETE, "2"
240 };
241 static const mesh_access_message_t mesh_configuration_client_netkey_get = {
242         MESH_FOUNDATION_OPERATION_NETKEY_GET, ""
243 };
244 
245 
246 static const mesh_access_message_t mesh_configuration_client_appkey_add = {
247         MESH_FOUNDATION_OPERATION_APPKEY_ADD, "3P"
248 };
249 static const mesh_access_message_t mesh_configuration_client_appkey_update = {
250         MESH_FOUNDATION_OPERATION_APPKEY_UPDATE, "3P"
251 };
252 static const mesh_access_message_t mesh_configuration_client_appkey_delete = {
253         MESH_FOUNDATION_OPERATION_APPKEY_DELETE, "3"
254 };
255 static const mesh_access_message_t mesh_configuration_client_appkey_get = {
256         MESH_FOUNDATION_OPERATION_APPKEY_GET, "2"
257 };
258 
259 static const mesh_access_message_t mesh_configuration_client_node_identity_get = {
260         MESH_FOUNDATION_OPERATION_NODE_IDENTITY_GET, "2"
261 };
262 static const mesh_access_message_t mesh_configuration_client_node_identity_set = {
263         MESH_FOUNDATION_OPERATION_NODE_IDENTITY_SET, "21"
264 };
265 
266 static const mesh_access_message_t mesh_configuration_client_model_app_bind = {
267         MESH_FOUNDATION_OPERATION_MODEL_APP_BIND, "22m"
268 };
269 static const mesh_access_message_t mesh_configuration_client_model_app_unbind = {
270         MESH_FOUNDATION_OPERATION_MODEL_APP_UNBIND, "22m"
271 };
272 
273 static const mesh_access_message_t mesh_configuration_client_sig_model_app_get = {
274         MESH_FOUNDATION_OPERATION_SIG_MODEL_APP_GET, "2m"
275 };
276 static const mesh_access_message_t mesh_configuration_client_vendor_model_app_get = {
277         MESH_FOUNDATION_OPERATION_VENDOR_MODEL_APP_GET, "2m"
278 };
279 
280 static const mesh_access_message_t mesh_configuration_client_node_reset = {
281         MESH_FOUNDATION_OPERATION_NODE_RESET, ""
282 };
283 
284 static const mesh_access_message_t mesh_configuration_client_friend_get = {
285         MESH_FOUNDATION_OPERATION_FRIEND_GET, ""
286 };
287 static const mesh_access_message_t mesh_configuration_client_friend_set = {
288         MESH_FOUNDATION_OPERATION_FRIEND_SET, "1"
289 };
290 
291 static const mesh_access_message_t mesh_configuration_client_key_refresh_phase_get = {
292         MESH_FOUNDATION_OPERATION_KEY_REFRESH_PHASE_GET, "2"
293 };
294 static const mesh_access_message_t mesh_configuration_client_key_refresh_phase_set = {
295         MESH_FOUNDATION_OPERATION_KEY_REFRESH_PHASE_SET, "21"
296 };
297 
298 static const mesh_access_message_t mesh_configuration_client_heartbeat_publication_get = {
299         MESH_FOUNDATION_OPERATION_HEARTBEAT_PUBLICATION_GET, ""
300 };
301 static const mesh_access_message_t mesh_configuration_client_heartbeat_publication_set = {
302         MESH_FOUNDATION_OPERATION_HEARTBEAT_PUBLICATION_SET, "11122"
303 };
304 
305 static const mesh_access_message_t mesh_configuration_client_heartbeat_subscription_get = {
306         MESH_FOUNDATION_OPERATION_HEARTBEAT_SUBSCRIPTION_GET, ""
307 };
308 static const mesh_access_message_t mesh_configuration_client_heartbeat_subscription_set = {
309         MESH_FOUNDATION_OPERATION_HEARTBEAT_SUBSCRIPTION_SET, "21"
310 };
311 
312 static void mesh_configuration_client_send_acknowledged(uint16_t src, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, mesh_pdu_t *pdu, uint32_t ack_opcode){
313     uint8_t  ttl  = mesh_foundation_default_ttl_get();
314     mesh_upper_transport_setup_access_pdu_header(pdu, netkey_index, appkey_index, ttl, src, dest, 0);
315     mesh_access_send_acknowledged_pdu(pdu, mesh_access_acknowledged_message_retransmissions(), ack_opcode);
316 }
317 
318 static uint8_t mesh_access_validate_envelop_params(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
319     btstack_assert(mesh_model != NULL);
320     // TODO: validate other params
321     UNUSED(mesh_model);
322     UNUSED(dest);
323     UNUSED(netkey_index);
324     UNUSED(appkey_index);
325 
326     return ERROR_CODE_SUCCESS;
327 }
328 
329 uint8_t mesh_configuration_client_send_beacon_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
330     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
331     if (status != ERROR_CODE_SUCCESS) return status;
332 
333     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_beacon_get);
334     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
335 
336     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_BEACON_STATUS);
337     return ERROR_CODE_SUCCESS;
338 }
339 
340 uint8_t mesh_configuration_client_send_beacon_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t beacon){
341     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
342     if (status != ERROR_CODE_SUCCESS) return status;
343 
344     if (beacon > 1) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
345 
346     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_beacon_set, beacon);
347     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
348 
349     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_BEACON_STATUS);
350     return ERROR_CODE_SUCCESS;
351 }
352 
353 uint8_t mesh_configuration_client_send_composition_data_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t page){
354     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
355     if (status != ERROR_CODE_SUCCESS) return status;
356 
357     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_composition_data_get, page);
358     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
359 
360     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_COMPOSITION_DATA_STATUS);
361     return ERROR_CODE_SUCCESS;
362 }
363 
364 uint8_t mesh_configuration_client_send_default_ttl_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
365     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
366     if (status != ERROR_CODE_SUCCESS) return status;
367 
368     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_default_ttl_get);
369     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
370 
371     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_DEFAULT_TTL_STATUS);
372     return ERROR_CODE_SUCCESS;
373 }
374 
375 uint8_t mesh_configuration_client_send_default_ttl_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t ttl){
376     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
377     if (status != ERROR_CODE_SUCCESS) return status;
378 
379     if (ttl == 0x01 || ttl >= 0x80) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
380 
381     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_default_ttl_set, ttl);
382     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
383 
384     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_DEFAULT_TTL_STATUS);
385     return ERROR_CODE_SUCCESS;
386 }
387 
388 uint8_t mesh_configuration_client_send_gatt_proxy_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
389     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
390     if (status != ERROR_CODE_SUCCESS) return status;
391 
392     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_gatt_proxy_get);
393     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
394 
395     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_GATT_PROXY_STATUS);
396     return ERROR_CODE_SUCCESS;
397 }
398 
399 uint8_t mesh_configuration_client_send_gatt_proxy_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t gatt_proxy_state){
400     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
401     if (status != ERROR_CODE_SUCCESS) return status;
402 
403     if (gatt_proxy_state > 2) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
404 
405     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_gatt_proxy_set, gatt_proxy_state);
406     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
407 
408     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_GATT_PROXY_STATUS);
409     return ERROR_CODE_SUCCESS;
410 }
411 
412 uint8_t mesh_configuration_client_send_relay_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
413     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
414     if (status != ERROR_CODE_SUCCESS) return status;
415 
416     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_relay_get);
417     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
418 
419     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_RELAY_STATUS);
420     return ERROR_CODE_SUCCESS;
421 }
422 
423 uint8_t mesh_configuration_client_send_relay_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t relay, uint8_t relay_retransmit_count, uint8_t relay_retransmit_interval_steps){
424     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
425     if (status != ERROR_CODE_SUCCESS) return status;
426 
427     if (relay_retransmit_count > 0x07) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
428     if (relay_retransmit_interval_steps > 0x1F) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
429 
430     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_relay_set, relay, (relay_retransmit_count << 5) | relay_retransmit_interval_steps);
431     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
432 
433     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_RELAY_SET);
434     return ERROR_CODE_SUCCESS;
435 }
436 
437 uint8_t mesh_configuration_client_send_model_publication_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint32_t model_id){
438     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
439     if (status != ERROR_CODE_SUCCESS) return status;
440 
441     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_publication_get, dest, model_id);
442     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
443 
444     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_STATUS);
445     return ERROR_CODE_SUCCESS;
446 }
447 
448 static uint8_t mesh_validate_publication_model_config_parameters(mesh_publication_model_config_t * publication_config, bool use_unicast_address){
449     if (publication_config->appkey_index > 0xFFF) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
450     if (publication_config->credential_flag > 1) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
451     if (publication_config->publish_retransmit_count > 0x07) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
452     if (publication_config->publish_retransmit_interval_steps > 0x1F) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
453     if (use_unicast_address && mesh_network_address_virtual(publication_config->publish_address_unicast)) return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
454     return ERROR_CODE_SUCCESS;
455 }
456 
457 uint8_t mesh_configuration_client_send_model_publication_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint32_t model_id, mesh_publication_model_config_t * publication_config){
458     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
459     if (status != ERROR_CODE_SUCCESS) return status;
460 
461     if (!mesh_network_address_unicast(dest) ||
462         mesh_validate_publication_model_config_parameters(publication_config, true) != ERROR_CODE_SUCCESS){
463         return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
464     }
465 
466     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_publication_set,
467         dest,
468         publication_config->publish_address_unicast,
469         (publication_config->credential_flag << 12) | publication_config->appkey_index,
470         publication_config->publish_ttl,
471         publication_config->publish_period,
472         (publication_config->publish_retransmit_interval_steps << 3) | publication_config->publish_retransmit_count,
473         model_id);
474     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
475 
476     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_STATUS);
477     return ERROR_CODE_SUCCESS;
478 
479 }
480 
481 uint8_t mesh_configuration_client_send_model_publication_virtual_address_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint32_t model_id, mesh_publication_model_config_t * publication_config){
482     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
483     if (status != ERROR_CODE_SUCCESS) return status;
484 
485     if (!mesh_network_address_unicast(dest) ||
486         mesh_validate_publication_model_config_parameters(publication_config, false) != ERROR_CODE_SUCCESS){
487         return ERROR_CODE_PARAMETER_OUT_OF_MANDATORY_RANGE;
488     }
489 
490     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_model_publication_virtual_address_set,
491         dest,
492         publication_config->publish_address_virtual,
493         (publication_config->credential_flag << 12) | publication_config->appkey_index,
494         publication_config->publish_ttl,
495         publication_config->publish_period,
496         (publication_config->publish_retransmit_interval_steps << 3) | publication_config->publish_retransmit_count,
497         model_id);
498     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
499 
500     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_STATUS);
501     return ERROR_CODE_SUCCESS;
502 }
503 
504 
505 uint8_t mesh_configuration_client_send_model_subscription_add(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t address, uint32_t model_id){
506     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
507     if (status != ERROR_CODE_SUCCESS) return status;
508 
509     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_subscription_add, dest, address, model_id);
510     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
511 
512     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
513     return ERROR_CODE_SUCCESS;
514 }
515 
516 uint8_t mesh_configuration_client_send_model_subscription_virtual_address_add(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t * address, uint32_t model_id){
517     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
518     if (status != ERROR_CODE_SUCCESS) return status;
519 
520     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_model_subscription_virtual_address_add, dest, address, model_id);
521     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
522 
523     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
524     return ERROR_CODE_SUCCESS;
525 }
526 
527 uint8_t mesh_configuration_client_send_model_subscription_delete(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t address, uint32_t model_id){
528     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
529     if (status != ERROR_CODE_SUCCESS) return status;
530 
531     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_subscription_delete, dest, address, model_id);
532     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
533 
534     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
535     return ERROR_CODE_SUCCESS;
536 }
537 
538 uint8_t mesh_configuration_client_send_model_subscription_virtual_address_delete(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t * address, uint32_t model_id){
539     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
540     if (status != ERROR_CODE_SUCCESS) return status;
541 
542     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_model_subscription_virtual_address_delete, dest, address, model_id);
543     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
544 
545     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
546     return ERROR_CODE_SUCCESS;
547 }
548 
549 uint8_t mesh_configuration_client_send_model_subscription_overwrite(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t address, uint32_t model_id){
550         uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
551     if (status != ERROR_CODE_SUCCESS) return status;
552 
553     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_subscription_overwrite, dest, address, model_id);
554     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
555 
556     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
557     return ERROR_CODE_SUCCESS;
558 }
559 
560 uint8_t mesh_configuration_client_send_model_subscription_virtual_address_overwrite(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint8_t * address, uint32_t model_id){
561     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
562     if (status != ERROR_CODE_SUCCESS) return status;
563 
564     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_model_subscription_virtual_address_overwrite, dest, address, model_id);
565     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
566 
567     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
568     return ERROR_CODE_SUCCESS;
569 }
570 
571 uint8_t mesh_configuration_client_send_model_subscription_delete_all(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t address, uint32_t model_id){
572         uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
573     if (status != ERROR_CODE_SUCCESS) return status;
574 
575     mesh_network_pdu_t * network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_subscription_delete_all, dest, address, model_id);
576     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
577 
578     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS);
579     return ERROR_CODE_SUCCESS;
580 }
581 
582 uint8_t mesh_configuration_client_send_model_subscription_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint32_t model_id){
583     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
584     if (status != ERROR_CODE_SUCCESS) return status;
585 
586     mesh_network_pdu_t * network_pdu = NULL;
587     uint32_t ack_opcode = MESH_FOUNDATION_OPERATION_SIG_MODEL_SUBSCRIPTION_LIST;
588 
589     if (mesh_model_is_bluetooth_sig(model_id)){
590         network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_sig_model_subscription_get, dest, model_id);
591     } else {
592         network_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_vendor_model_subscription_get, dest, model_id);
593         ack_opcode = MESH_FOUNDATION_OPERATION_VENDOR_MODEL_SUBSCRIPTION_LIST;
594     }
595 
596     if (!network_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
597 
598     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) network_pdu, ack_opcode);
599     return ERROR_CODE_SUCCESS;
600 }
601 
602 uint8_t mesh_configuration_client_send_netkey_add(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t index, uint8_t * netkey){
603     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
604     if (status != ERROR_CODE_SUCCESS) return status;
605 
606     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_netkey_add, index, netkey);
607     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
608 
609     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NETKEY_STATUS);
610     return ERROR_CODE_SUCCESS;
611 }
612 
613 uint8_t mesh_configuration_client_send_netkey_update(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t index, uint8_t * netkey){
614     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
615     if (status != ERROR_CODE_SUCCESS) return status;
616 
617     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_netkey_update, index, netkey);
618     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
619 
620     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NETKEY_STATUS);
621     return ERROR_CODE_SUCCESS;
622 }
623 
624 uint8_t mesh_configuration_client_send_netkey_delete(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t index){
625     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
626     if (status != ERROR_CODE_SUCCESS) return status;
627 
628     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_netkey_delete, index);
629     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
630 
631     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NETKEY_STATUS);
632     return ERROR_CODE_SUCCESS;
633 }
634 
635 uint8_t mesh_configuration_client_send_netkey_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
636     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
637     if (status != ERROR_CODE_SUCCESS) return status;
638 
639     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_netkey_get);
640     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
641 
642     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NETKEY_LIST);
643     return ERROR_CODE_SUCCESS;
644 }
645 
646 uint8_t mesh_configuration_client_send_appkey_add(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index, uint16_t appk_index, uint8_t * appkey){
647     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
648     if (status != ERROR_CODE_SUCCESS) return status;
649 
650     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_appkey_add, netk_index << 12 | appk_index, appkey);
651     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
652 
653     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_APPKEY_STATUS);
654     return ERROR_CODE_SUCCESS;
655 }
656 
657 uint8_t mesh_configuration_client_send_appkey_update(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index, uint16_t appk_index, uint8_t * appkey){
658     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
659     if (status != ERROR_CODE_SUCCESS) return status;
660 
661     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_appkey_update, netk_index << 12 | appk_index, appkey);
662     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
663 
664     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_APPKEY_STATUS);
665     return ERROR_CODE_SUCCESS;
666 }
667 
668 uint8_t mesh_configuration_client_send_appkey_delete(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index, uint16_t appk_index){
669     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
670     if (status != ERROR_CODE_SUCCESS) return status;
671 
672     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_appkey_delete, netk_index << 12 | appk_index);
673     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
674 
675     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_APPKEY_STATUS);
676     return ERROR_CODE_SUCCESS;
677 }
678 
679 uint8_t mesh_configuration_client_send_appkey_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index){
680     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
681     if (status != ERROR_CODE_SUCCESS) return status;
682 
683     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_appkey_get, netk_index);
684     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
685 
686     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_APPKEY_LIST);
687     return ERROR_CODE_SUCCESS;
688 }
689 
690 uint8_t mesh_configuration_client_send_node_identity_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index){
691     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
692     if (status != ERROR_CODE_SUCCESS) return status;
693 
694     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_node_identity_get, netk_index);
695     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
696 
697     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NODE_IDENTITY_STATUS);
698     return ERROR_CODE_SUCCESS;
699 }
700 
701 uint8_t mesh_configuration_client_send_node_identity_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index, mesh_node_identity_state_t node_identity_state){
702     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
703     if (status != ERROR_CODE_SUCCESS) return status;
704 
705     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_node_identity_set, netk_index, node_identity_state);
706     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
707 
708     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NODE_IDENTITY_STATUS);
709     return ERROR_CODE_SUCCESS;
710 }
711 
712 uint8_t mesh_configuration_client_send_model_app_bind_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t appk_index, uint32_t model_identifier){
713     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
714     if (status != ERROR_CODE_SUCCESS) return status;
715 
716     mesh_transport_pdu_t * transport_pdu = mesh_access_setup_segmented_message(&mesh_configuration_client_model_app_bind, dest, appk_index, model_identifier);
717     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
718 
719     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_MODEL_APP_STATUS);
720     return ERROR_CODE_SUCCESS;
721 }
722 
723 uint8_t mesh_configuration_client_send_model_app_unbind_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t appk_index, uint32_t model_identifier){
724     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
725     if (status != ERROR_CODE_SUCCESS) return status;
726 
727     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_model_app_unbind, dest, appk_index, model_identifier);
728     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
729 
730     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_MODEL_APP_STATUS);
731     return ERROR_CODE_SUCCESS;
732 }
733 
734 uint8_t mesh_configuration_client_send_model_app_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint32_t model_identifier){
735     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
736     if (status != ERROR_CODE_SUCCESS) return status;
737 
738     mesh_network_pdu_t * transport_pdu;
739     uint32_t ack_opcode = MESH_FOUNDATION_OPERATION_SIG_MODEL_APP_LIST;
740 
741     if (mesh_model_is_bluetooth_sig(model_identifier)){
742         transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_sig_model_app_get, dest, model_identifier);
743     } else {
744         transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_vendor_model_app_get, dest, model_identifier);
745         ack_opcode = MESH_FOUNDATION_OPERATION_VENDOR_MODEL_APP_LIST;
746     }
747 
748     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, ack_opcode);
749     return ERROR_CODE_SUCCESS;
750 }
751 
752 uint8_t mesh_configuration_client_send_node_reset(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
753     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
754     if (status != ERROR_CODE_SUCCESS) return status;
755 
756     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_node_reset);
757     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
758 
759     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_NODE_RESET_STATUS);
760     return ERROR_CODE_SUCCESS;
761 }
762 
763 uint8_t mesh_configuration_client_send_friend_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
764     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
765     if (status != ERROR_CODE_SUCCESS) return status;
766 
767     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_friend_get);
768     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
769 
770     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_FRIEND_STATUS);
771     return ERROR_CODE_SUCCESS;
772 }
773 
774 uint8_t mesh_configuration_client_send_friend_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, mesh_friend_state_t friend_state){
775     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
776     if (status != ERROR_CODE_SUCCESS) return status;
777 
778     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_friend_set, friend_state);
779     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
780 
781     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_FRIEND_STATUS);
782     return ERROR_CODE_SUCCESS;
783 }
784 
785 uint8_t mesh_configuration_client_send_key_refresh_phase_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index){
786     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
787     if (status != ERROR_CODE_SUCCESS) return status;
788 
789     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_key_refresh_phase_get, netk_index);
790     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
791 
792     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_KEY_REFRESH_PHASE_STATUS);
793     return ERROR_CODE_SUCCESS;
794 }
795 
796 uint8_t mesh_configuration_client_send_key_refresh_phase_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t netk_index, uint8_t transition){
797     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
798     if (status != ERROR_CODE_SUCCESS) return status;
799 
800     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_key_refresh_phase_set, netk_index, transition);
801     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
802 
803     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_KEY_REFRESH_PHASE_STATUS);
804     return ERROR_CODE_SUCCESS;
805 }
806 
807 uint8_t mesh_configuration_client_send_heartbeat_publication_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
808     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
809     if (status != ERROR_CODE_SUCCESS) return status;
810 
811     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_heartbeat_publication_get);
812     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
813 
814     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_HEARTBEAT_PUBLICATION_STATUS);
815     return ERROR_CODE_SUCCESS;
816 }
817 
818 uint8_t mesh_configuration_client_send_heartbeat_publication_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, mesh_heartbeat_publication_state_t publication_state){
819     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
820     if (status != ERROR_CODE_SUCCESS) return status;
821 
822     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_heartbeat_publication_set,
823         publication_state.count_log,
824         publication_state.period_log,
825         publication_state.ttl,
826         publication_state.features,
827         publication_state.netkey_index);
828 
829     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
830 
831     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_HEARTBEAT_PUBLICATION_STATUS);
832     return ERROR_CODE_SUCCESS;
833 }
834 
835 uint8_t mesh_configuration_client_send_heartbeat_subscription_get(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index){
836     uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
837     if (status != ERROR_CODE_SUCCESS) return status;
838 
839     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_heartbeat_subscription_get);
840     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
841 
842     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_HEARTBEAT_SUBSCRIPTION_STATUS);
843     return ERROR_CODE_SUCCESS;
844 }
845 
846 uint8_t mesh_configuration_client_send_heartbeat_subscription_set(mesh_model_t * mesh_model, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, uint16_t source, uint8_t period_log){
847         uint8_t status = mesh_access_validate_envelop_params(mesh_model, dest, netkey_index, appkey_index);
848     if (status != ERROR_CODE_SUCCESS) return status;
849 
850     mesh_network_pdu_t * transport_pdu = mesh_access_setup_unsegmented_message(&mesh_configuration_client_heartbeat_subscription_set, source, period_log);
851     if (!transport_pdu) return BTSTACK_MEMORY_ALLOC_FAILED;
852 
853     mesh_configuration_client_send_acknowledged(mesh_access_get_element_address(mesh_model), dest, netkey_index, appkey_index, (mesh_pdu_t *) transport_pdu, MESH_FOUNDATION_OPERATION_HEARTBEAT_SUBSCRIPTION_STATUS);
854     return ERROR_CODE_SUCCESS;
855 }
856 
857 
858 // Model Operations
859 static void mesh_configuration_client_composition_data_status_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
860     // Composition Data has variable of element descriptions, with two lists of model lists
861     // Pass raw data to application but provide convenient setters instead of parsing pdu here
862 
863     // reuse part of the mesh_network_t / mesh_transport_t struct to create event without memcpy or allocation
864     uint8_t * data = mesh_pdu_data(pdu);
865     uint8_t * event = &data[-6];
866 
867     int pos = 0;
868     event[pos++] = HCI_EVENT_MESH_META;
869     // Composite Data might be larger than 251 bytes - in this case only lower 8 bit are stored here. packet size is correct
870     event[pos++] = (uint8_t) (6 + mesh_pdu_len(pdu));
871     event[pos++] = MESH_SUBEVENT_CONFIGURATION_COMPOSITION_DATA;
872     // dest
873     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
874     pos += 2;
875     event[pos++] = ERROR_CODE_SUCCESS;
876 
877     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
878     mesh_access_message_processed(pdu);
879 }
880 
881 uint8_t mesh_subevent_configuration_composition_data_get_page(const uint8_t * event){
882     return event[6];
883 }
884 
885 uint16_t mesh_subevent_configuration_composition_data_get_cid(const uint8_t * event){
886     return little_endian_read_16(event, 7);
887 }
888 
889 uint16_t mesh_subevent_configuration_composition_data_get_pid(const uint8_t * event){
890     return little_endian_read_16(event, 9);
891 }
892 
893 uint16_t mesh_subevent_configuration_composition_data_get_vid(const uint8_t * event){
894     return little_endian_read_16(event, 11);
895 }
896 
897 uint16_t mesh_subevent_configuration_composition_data_get_crpl(const uint8_t * event){
898     return little_endian_read_16(event, 13);
899 }
900 
901 uint16_t mesh_subevent_configuration_composition_data_get_features(const uint8_t * event){
902     return little_endian_read_16(event, 15);
903 }
904 
905 
906 static inline void mesh_configuration_client_handle_uint8_value(mesh_model_t *mesh_model, mesh_pdu_t * pdu, uint8_t subevent_type){
907     mesh_access_parser_state_t parser;
908     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
909 
910     uint8_t value = mesh_access_parser_get_u8(&parser);
911 
912     uint8_t event[7];
913     int pos = 0;
914 
915     event[pos++] = HCI_EVENT_MESH_META;
916     event[pos++] = sizeof(event) - 2;
917     event[pos++] = subevent_type;
918     // dest
919     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
920     pos += 2;
921     event[pos++] = ERROR_CODE_SUCCESS;
922     event[pos++] = value;
923 
924     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
925     mesh_access_message_processed(pdu);
926 }
927 
928 static void mesh_configuration_client_beacon_status_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
929     mesh_configuration_client_handle_uint8_value(mesh_model, pdu, MESH_SUBEVENT_CONFIGURATION_BEACON);
930 }
931 
932 static void mesh_configuration_client_default_ttl_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
933     mesh_configuration_client_handle_uint8_value(mesh_model, pdu, MESH_SUBEVENT_CONFIGURATION_DEFAULT_TTL);
934 }
935 
936 static void mesh_configuration_client_gatt_proxy_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
937     mesh_configuration_client_handle_uint8_value(mesh_model, pdu, MESH_SUBEVENT_CONFIGURATION_GATT_PROXY);
938 }
939 
940 static void mesh_configuration_client_relay_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
941     mesh_access_parser_state_t parser;
942     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
943 
944     uint8_t relay = mesh_access_parser_get_u8(&parser);
945     uint8_t retransmition = mesh_access_parser_get_u8(&parser);
946 
947     uint8_t event[9];
948 
949     int pos = 0;
950     event[pos++] = HCI_EVENT_MESH_META;
951     event[pos++] = sizeof(event) - 2;
952     event[pos++] = MESH_SUBEVENT_CONFIGURATION_RELAY;
953     // dest
954     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
955     pos += 2;
956     event[pos++] = ERROR_CODE_SUCCESS;
957     event[pos++] = relay;
958     event[pos++] = (retransmition >> 5) + 1;
959     event[pos++] = ((retransmition & 0x07) + 1) * 10;
960 
961     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
962     mesh_access_message_processed(pdu);
963 }
964 
965 static void mesh_configuration_client_model_publication_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
966     mesh_access_parser_state_t parser;
967     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
968     uint8_t  status = mesh_access_parser_get_u8(&parser);
969     uint16_t publish_addres = mesh_access_parser_get_u16(&parser);
970 
971     uint16_t value = mesh_access_parser_get_u16(&parser);
972     uint16_t appkey_index = value & 0xFFF;
973     uint8_t  credential_flag = (value & 0x1000) >> 12;
974 
975     uint8_t publish_ttl = mesh_access_parser_get_u8(&parser);
976     uint8_t publish_period = mesh_access_parser_get_u8(&parser);
977 
978     uint8_t retransmit = mesh_access_parser_get_u8(&parser);
979     uint8_t publish_retransmit_count = retransmit & 0x111;
980     uint8_t publish_retransmit_interval_steps = retransmit >> 5;
981     uint32_t model_identifier = mesh_access_parser_get_model_identifier(&parser);
982 
983     uint8_t event[19];
984     int pos = 0;
985     event[pos++] = HCI_EVENT_MESH_META;
986     event[pos++] = sizeof(event) - 2;
987     event[pos++] = MESH_SUBEVENT_CONFIGURATION_MODEL_PUBLICATION;
988     // dest
989     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
990     pos += 2;
991     event[pos++] = status;
992 
993     little_endian_store_16(event, pos, publish_addres);
994     pos += 2;
995 
996     little_endian_store_16(event, pos, appkey_index);
997     pos += 2;
998 
999     event[pos++] = credential_flag;
1000     event[pos++] = publish_ttl;
1001     event[pos++] = publish_period;
1002     event[pos++] = publish_retransmit_count;
1003     event[pos++] = publish_retransmit_interval_steps;
1004 
1005     little_endian_store_32(event, pos, model_identifier);
1006     pos += 4;
1007 
1008     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1009     mesh_access_message_processed(pdu);
1010 }
1011 
1012 static void mesh_configuration_client_model_subscription_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1013     mesh_access_parser_state_t parser;
1014     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1015     uint8_t  status = mesh_access_parser_get_u8(&parser);
1016     uint16_t address = mesh_access_parser_get_u16(&parser);
1017     uint32_t model_identifier = mesh_access_parser_get_model_identifier(&parser);
1018 
1019     uint8_t event[12];
1020     int pos = 0;
1021     event[pos++] = HCI_EVENT_MESH_META;
1022     event[pos++] = sizeof(event) - 2;
1023     event[pos++] = MESH_SUBEVENT_CONFIGURATION_MODEL_SUBSCRIPTION;
1024     // dest
1025     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1026     pos += 2;
1027     event[pos++] = status;
1028 
1029     little_endian_store_16(event, pos, address);
1030     pos += 2;
1031 
1032     little_endian_store_32(event, pos, model_identifier);
1033     pos += 4;
1034 
1035     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1036     mesh_access_message_processed(pdu);
1037 }
1038 
1039 static void mesh_configuration_client_model_subscription_event(mesh_model_t *mesh_model, mesh_pdu_t * pdu, bool is_sig_model){
1040     mesh_access_parser_state_t parser;
1041     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1042     uint8_t  status = mesh_access_parser_get_u8(&parser);
1043     uint16_t element_address = mesh_access_parser_get_u16(&parser);
1044     uint32_t model_identifier;
1045 
1046     if (element_address != mesh_pdu_src(pdu)){
1047         log_info("MESH_SUBEVENT_CONFIGURATION_MODEL_SUBSCRIPTION_LIST_ITEM event, element_address differs from mesh_pdu_src");
1048     }
1049 
1050     if (is_sig_model == true) {
1051         model_identifier = mesh_access_parser_get_sig_model_identifier(&parser);
1052     } else {
1053         model_identifier = mesh_access_parser_get_vendor_model_identifier(&parser);
1054     }
1055     uint8_t list_size = mesh_access_parser_available(&parser)/2;
1056 
1057     uint8_t event[14];
1058     int pos = 0;
1059     event[pos++] = HCI_EVENT_MESH_META;
1060     event[pos++] = sizeof(event) - 2;
1061     event[pos++] = MESH_SUBEVENT_CONFIGURATION_MODEL_SUBSCRIPTION_LIST_ITEM;
1062     // dest
1063     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1064     pos += 2;
1065     event[pos++] = status;
1066 
1067     little_endian_store_32(event, pos, model_identifier);
1068     pos += 4;
1069 
1070     event[pos++] = list_size;
1071     uint8_t i;
1072     for (i = 0; i < list_size; i++){
1073         event[pos++] = i;
1074         little_endian_store_16(event, pos, mesh_access_parser_get_u16(&parser));
1075         (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos + 2);
1076     }
1077     mesh_access_message_processed(pdu);
1078 }
1079 
1080 static void mesh_configuration_client_sig_model_subscription_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1081     mesh_configuration_client_model_subscription_event(mesh_model, pdu, true);
1082 }
1083 
1084 static void mesh_configuration_client_vendor_model_subscription_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1085         mesh_configuration_client_model_subscription_event(mesh_model, pdu, false);
1086 }
1087 
1088 static void mesh_configuration_client_netkey_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1089     mesh_access_parser_state_t parser;
1090     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1091     uint8_t  status = mesh_access_parser_get_u8(&parser);
1092 
1093     uint8_t event[6];
1094     int pos = 0;
1095     event[pos++] = HCI_EVENT_MESH_META;
1096     event[pos++] = sizeof(event) - 2;
1097     event[pos++] = MESH_SUBEVENT_CONFIGURATION_NETKEY_INDEX;
1098     // dest
1099     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1100     pos += 2;
1101     event[pos++] = status;
1102     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1103     mesh_access_message_processed(pdu);
1104 }
1105 
1106 static void mesh_configuration_client_netkey_list_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1107     mesh_access_parser_state_t parser;
1108     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1109     uint8_t status = 0;
1110     uint8_t list_size = mesh_access_parser_available(&parser)/2;
1111 
1112     uint8_t event[10];
1113     int pos = 0;
1114     event[pos++] = HCI_EVENT_MESH_META;
1115     event[pos++] = sizeof(event) - 2;
1116     event[pos++] = MESH_SUBEVENT_CONFIGURATION_NETKEY_INDEX_LIST_ITEM;
1117     // dest
1118     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1119     pos += 2;
1120     event[pos++] = status;
1121 
1122     event[pos++] = list_size;
1123     uint8_t i;
1124     for (i = 0; i < list_size; i++){
1125         event[pos++] = i;
1126         little_endian_store_16(event, pos, mesh_access_parser_get_u16(&parser));
1127         (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos + 2);
1128     }
1129     mesh_access_message_processed(pdu);
1130 }
1131 
1132 static void mesh_configuration_client_appkey_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1133     mesh_access_parser_state_t parser;
1134     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1135     uint8_t  status = mesh_access_parser_get_u8(&parser);
1136     uint32_t netappkey_index = mesh_access_parser_get_u24(&parser);
1137     uint16_t netkey_index = netappkey_index >> 12;
1138     uint16_t appkey_index = netappkey_index & 0xFFF;
1139 
1140     uint8_t event[10];
1141     int pos = 0;
1142     event[pos++] = HCI_EVENT_MESH_META;
1143     event[pos++] = sizeof(event) - 2;
1144     event[pos++] = MESH_SUBEVENT_CONFIGURATION_APPKEY_INDEX;
1145     // dest
1146     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1147     pos += 2;
1148     event[pos++] = status;
1149     little_endian_store_16(event, pos, netkey_index);
1150     pos += 2;
1151     little_endian_store_16(event, pos, appkey_index);
1152     pos += 2;
1153 
1154     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1155     mesh_access_message_processed(pdu);
1156 }
1157 
1158 static void mesh_configuration_client_appkey_list_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1159     mesh_access_parser_state_t parser;
1160     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1161     uint8_t status = 0;
1162     uint8_t list_size = mesh_access_parser_available(&parser)/2;
1163 
1164     uint8_t event[12];
1165     int pos = 0;
1166     event[pos++] = HCI_EVENT_MESH_META;
1167     event[pos++] = sizeof(event) - 2;
1168     event[pos++] = MESH_SUBEVENT_CONFIGURATION_APPKEY_INDEX_LIST_ITEM;
1169     // dest
1170     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1171     pos += 2;
1172     event[pos++] = status;
1173 
1174     event[pos++] = list_size;
1175     uint8_t i;
1176     for (i = 0; i < list_size; i++){
1177         event[pos++] = i;
1178         uint32_t netappkey_index = mesh_access_parser_get_u24(&parser);
1179         little_endian_store_16(event, pos, netappkey_index >> 12);
1180         little_endian_store_16(event, pos + 2, netappkey_index & 0xFFF);
1181         (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos + 4);
1182     }
1183     mesh_access_message_processed(pdu);
1184 }
1185 
1186 static void mesh_configuration_client_node_identity_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1187     mesh_access_parser_state_t parser;
1188     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1189     uint8_t  status = mesh_access_parser_get_u8(&parser);
1190     uint16_t netkey_index = mesh_access_parser_get_u16(&parser);
1191     uint8_t  identity_status = mesh_access_parser_get_u8(&parser);
1192 
1193     uint8_t event[9];
1194     int pos = 0;
1195     event[pos++] = HCI_EVENT_MESH_META;
1196     event[pos++] = sizeof(event) - 2;
1197     event[pos++] = MESH_SUBEVENT_CONFIGURATION_NODE_IDENTITY;
1198     // dest
1199     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1200     pos += 2;
1201     event[pos++] = status;
1202     little_endian_store_16(event, pos, netkey_index);
1203     pos += 2;
1204     event[pos++] = identity_status;
1205 
1206     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1207     mesh_access_message_processed(pdu);
1208 }
1209 
1210 static void mesh_configuration_client_model_app_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1211     mesh_access_parser_state_t parser;
1212     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1213     uint8_t  status = mesh_access_parser_get_u8(&parser);
1214     uint16_t element_address = mesh_access_parser_get_u16(&parser);
1215     uint16_t appkey_index = mesh_access_parser_get_u16(&parser);
1216     uint32_t model_id = 0;
1217 
1218     if (element_address != mesh_pdu_src(pdu)){
1219         log_info("MESH_SUBEVENT_CONFIGURATION_MODEL_APP event, element_address differs from mesh_pdu_src");
1220     }
1221 
1222     if (mesh_access_parser_available(&parser) == 4){
1223         model_id = mesh_access_parser_get_u32(&parser);
1224     } else {
1225         model_id = mesh_access_parser_get_u16(&parser);
1226     }
1227 
1228     uint8_t event[12];
1229     int pos = 0;
1230     event[pos++] = HCI_EVENT_MESH_META;
1231     event[pos++] = sizeof(event) - 2;
1232     event[pos++] = MESH_SUBEVENT_CONFIGURATION_MODEL_APP;
1233     // dest
1234     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1235     pos += 2;
1236     event[pos++] = status;
1237 
1238     little_endian_store_16(event, pos, appkey_index);
1239     pos += 2;
1240     little_endian_store_32(event, pos, model_id);
1241     pos += 4;
1242 
1243     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1244     mesh_access_message_processed(pdu);
1245 }
1246 
1247 
1248 static void mesh_configuration_client_model_app_list_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu, bool is_sig_model){
1249     mesh_access_parser_state_t parser;
1250     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1251 
1252     uint8_t  status = mesh_access_parser_get_u8(&parser);
1253     uint16_t element_address = mesh_access_parser_get_u16(&parser);
1254     uint32_t model_identifier;
1255 
1256     if (element_address != mesh_pdu_src(pdu)){
1257         log_info("MESH_SUBEVENT_CONFIGURATION_MODEL_APP_LIST_ITEM event, element_address differs from mesh_pdu_src");
1258     }
1259 
1260     if (is_sig_model == true) {
1261         model_identifier = mesh_access_parser_get_sig_model_identifier(&parser);
1262     } else {
1263         model_identifier = mesh_access_parser_get_vendor_model_identifier(&parser);
1264     }
1265 
1266     uint8_t  list_size = mesh_access_parser_available(&parser)/2;
1267 
1268     uint8_t event[14];
1269     int pos = 0;
1270     event[pos++] = HCI_EVENT_MESH_META;
1271     event[pos++] = sizeof(event) - 2;
1272     event[pos++] = MESH_SUBEVENT_CONFIGURATION_MODEL_APP_LIST_ITEM;
1273     // dest
1274     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1275     pos += 2;
1276     event[pos++] = status;
1277 
1278     little_endian_store_32(event, pos, model_identifier);
1279     pos += 4;
1280 
1281     event[pos++] = list_size;
1282     uint8_t i;
1283     for (i = 0; i < list_size; i++){
1284         event[pos++] = i;
1285         uint16_t appkey_index = mesh_access_parser_get_u16(&parser);
1286         little_endian_store_16(event, pos, appkey_index);
1287         (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos + 2);
1288     }
1289     mesh_access_message_processed(pdu);
1290 }
1291 
1292 static void mesh_configuration_client_sig_model_app_list_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1293     mesh_configuration_client_model_app_list_handler(mesh_model, pdu, true);
1294 }
1295 
1296 static void mesh_configuration_client_vendor_model_app_list_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1297     mesh_configuration_client_model_app_list_handler(mesh_model, pdu, false);
1298 }
1299 
1300 static void mesh_configuration_client_node_reset_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1301     uint8_t event[6];
1302     int pos = 0;
1303     event[pos++] = HCI_EVENT_MESH_META;
1304     event[pos++] = sizeof(event) - 2;
1305     event[pos++] = MESH_SUBEVENT_CONFIGURATION_NODE_RESET;
1306     // dest
1307     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1308     pos += 2;
1309     event[pos++] = ERROR_CODE_SUCCESS;
1310 
1311     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1312     mesh_access_message_processed(pdu);
1313 }
1314 
1315 static void mesh_configuration_client_friend_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1316     mesh_access_parser_state_t parser;
1317     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1318     uint8_t friend_state = mesh_access_parser_get_u8(&parser);
1319 
1320     uint8_t event[7];
1321     int pos = 0;
1322     event[pos++] = HCI_EVENT_MESH_META;
1323     event[pos++] = sizeof(event) - 2;
1324     event[pos++] = MESH_SUBEVENT_CONFIGURATION_FRIEND;
1325     // dest
1326     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1327     pos += 2;
1328     event[pos++] = ERROR_CODE_SUCCESS;
1329     event[pos++] = friend_state;
1330 
1331     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1332     mesh_access_message_processed(pdu);
1333 }
1334 
1335 static void mesh_configuration_client_key_refresh_phase_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1336     mesh_access_parser_state_t parser;
1337     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1338     uint8_t  status = mesh_access_parser_get_u8(&parser);
1339     uint16_t netkey_index = mesh_access_parser_get_u16(&parser);
1340     uint8_t  phase = mesh_access_parser_get_u8(&parser);
1341 
1342     uint8_t event[9];
1343     int pos = 0;
1344     event[pos++] = HCI_EVENT_MESH_META;
1345     event[pos++] = sizeof(event) - 2;
1346     event[pos++] = MESH_SUBEVENT_CONFIGURATION_KEY_REFRESH_PHASE;
1347     // dest
1348     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1349     pos += 2;
1350     event[pos++] = status;
1351     little_endian_store_16(event, pos, netkey_index);
1352     pos += 2;
1353     event[pos++] = phase;
1354 
1355     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1356     mesh_access_message_processed(pdu);
1357 }
1358 
1359 static void mesh_configuration_client_heartbeat_publication_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1360     mesh_access_parser_state_t parser;
1361     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1362     uint8_t  status     = mesh_access_parser_get_u8(&parser);
1363     uint16_t dest       = mesh_access_parser_get_u16(&parser);
1364     uint8_t  count_log  = mesh_access_parser_get_u8(&parser);
1365     uint8_t  period_log = mesh_access_parser_get_u8(&parser);
1366     uint8_t  ttl        = mesh_access_parser_get_u8(&parser);
1367     uint16_t features   = mesh_access_parser_get_u16(&parser);
1368     uint16_t netkey_index = mesh_access_parser_get_u16(&parser);
1369 
1370     if (dest != mesh_pdu_src(pdu)){
1371         log_info("MESH_SUBEVENT_CONFIGURATION_HEARTBEAT_PUBLICATION event, destination differs from mesh_pdu_src");
1372     }
1373     uint8_t event[13];
1374     int pos = 0;
1375     event[pos++] = HCI_EVENT_MESH_META;
1376     event[pos++] = sizeof(event) - 2;
1377     event[pos++] = MESH_SUBEVENT_CONFIGURATION_HEARTBEAT_PUBLICATION;
1378     // dest
1379     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1380     pos += 2;
1381     event[pos++] = status;
1382     event[pos++] = count_log;
1383     event[pos++] = period_log;
1384     event[pos++] = ttl;
1385     little_endian_store_16(event, pos, features);
1386     pos += 2;
1387     little_endian_store_16(event, pos, netkey_index);
1388     pos += 2;
1389     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1390     mesh_access_message_processed(pdu);
1391 }
1392 
1393 static void mesh_configuration_client_heartbeat_subscription_handler(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
1394     mesh_access_parser_state_t parser;
1395     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
1396     uint8_t  status     = mesh_access_parser_get_u8(&parser);
1397     uint16_t source     = mesh_access_parser_get_u16(&parser);
1398     uint16_t dest       = mesh_access_parser_get_u16(&parser);
1399     uint8_t  period_log = mesh_access_parser_get_u8(&parser);
1400     uint8_t  count_log  = mesh_access_parser_get_u8(&parser);
1401     uint8_t  min_hops   = mesh_access_parser_get_u8(&parser);
1402     uint8_t  max_hops   = mesh_access_parser_get_u8(&parser);
1403 
1404     if (dest != mesh_pdu_src(pdu)){
1405         log_info("MESH_SUBEVENT_CONFIGURATION_HEARTBEAT_PUBLICATION event, destination differs from mesh_pdu_src");
1406     }
1407 
1408     uint8_t event[12];
1409     int pos = 0;
1410     event[pos++] = HCI_EVENT_MESH_META;
1411     event[pos++] = sizeof(event) - 2;
1412     event[pos++] = MESH_SUBEVENT_CONFIGURATION_HEARTBEAT_SUBSCRIPTION;
1413     // dest
1414     little_endian_store_16(event, pos, mesh_pdu_src(pdu));
1415     pos += 2;
1416     event[pos++] = status;
1417 
1418     little_endian_store_16(event, pos, source);
1419     pos += 2;
1420     event[pos++] = count_log;
1421     event[pos++] = period_log;
1422     event[pos++] = min_hops;
1423     event[pos++] = max_hops;
1424 
1425     (*mesh_model->model_packet_handler)(HCI_EVENT_PACKET, 0, event, pos);
1426     mesh_access_message_processed(pdu);
1427 }
1428 
1429 const static mesh_operation_t mesh_configuration_client_model_operations[] = {
1430     { MESH_FOUNDATION_OPERATION_BEACON_STATUS,                  1, mesh_configuration_client_beacon_status_handler },
1431     { MESH_FOUNDATION_OPERATION_COMPOSITION_DATA_STATUS,       10, mesh_configuration_client_composition_data_status_handler },
1432     { MESH_FOUNDATION_OPERATION_DEFAULT_TTL_STATUS,             1, mesh_configuration_client_default_ttl_handler },
1433     { MESH_FOUNDATION_OPERATION_GATT_PROXY_STATUS,              1, mesh_configuration_client_gatt_proxy_handler },
1434     { MESH_FOUNDATION_OPERATION_RELAY_STATUS,                   2, mesh_configuration_client_relay_handler },
1435     { MESH_FOUNDATION_OPERATION_MODEL_PUBLICATION_STATUS,      12, mesh_configuration_client_model_publication_handler },
1436     { MESH_FOUNDATION_OPERATION_MODEL_SUBSCRIPTION_STATUS,      7, mesh_configuration_client_model_subscription_handler },
1437     { MESH_FOUNDATION_OPERATION_SIG_MODEL_SUBSCRIPTION_LIST,    5, mesh_configuration_client_sig_model_subscription_handler},
1438     { MESH_FOUNDATION_OPERATION_VENDOR_MODEL_SUBSCRIPTION_LIST, 7, mesh_configuration_client_vendor_model_subscription_handler},
1439     { MESH_FOUNDATION_OPERATION_NETKEY_STATUS,                  3, mesh_configuration_client_netkey_handler },
1440     { MESH_FOUNDATION_OPERATION_NETKEY_LIST,                    0, mesh_configuration_client_netkey_list_handler },
1441     { MESH_FOUNDATION_OPERATION_APPKEY_STATUS,                  4, mesh_configuration_client_appkey_handler },
1442     { MESH_FOUNDATION_OPERATION_APPKEY_LIST,                    3, mesh_configuration_client_appkey_list_handler },
1443     { MESH_FOUNDATION_OPERATION_NODE_IDENTITY_STATUS,           4, mesh_configuration_client_node_identity_handler },
1444     { MESH_FOUNDATION_OPERATION_MODEL_APP_STATUS,               7, mesh_configuration_client_model_app_handler },
1445     { MESH_FOUNDATION_OPERATION_SIG_MODEL_APP_LIST,             5, mesh_configuration_client_sig_model_app_list_handler },
1446     { MESH_FOUNDATION_OPERATION_VENDOR_MODEL_APP_LIST,          7, mesh_configuration_client_vendor_model_app_list_handler },
1447     { MESH_FOUNDATION_OPERATION_NODE_RESET_STATUS,              0, mesh_configuration_client_node_reset_handler },
1448     { MESH_FOUNDATION_OPERATION_FRIEND_STATUS,                  1, mesh_configuration_client_friend_handler },
1449     { MESH_FOUNDATION_OPERATION_KEY_REFRESH_PHASE_STATUS,       4, mesh_configuration_client_key_refresh_phase_handler },
1450     { MESH_FOUNDATION_OPERATION_HEARTBEAT_PUBLICATION_STATUS,  10, mesh_configuration_client_heartbeat_publication_handler },
1451     { MESH_FOUNDATION_OPERATION_HEARTBEAT_SUBSCRIPTION_STATUS,  9, mesh_configuration_client_heartbeat_subscription_handler },
1452     { 0, 0, NULL }
1453 };
1454 
1455 const mesh_operation_t * mesh_configuration_client_get_operations(void){
1456     return mesh_configuration_client_model_operations;
1457 }
1458 
1459 void mesh_configuration_client_register_packet_handler(mesh_model_t *configuration_client_model, btstack_packet_handler_t events_packet_handler){
1460     btstack_assert(events_packet_handler != NULL);
1461     btstack_assert(configuration_client_model != NULL);
1462 
1463     configuration_client_model->model_packet_handler = events_packet_handler;
1464 }
1465 
1466