xref: /btstack/src/mesh/mesh_generic_level_server.c (revision ac8dd8875a3cf5f13f457d9debf1194f2759fcd5)
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_generic_level_server.c"
39 
40 #include <string.h>
41 #include <stdio.h>
42 
43 #include "mesh/mesh_generic_level_server.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 static void generic_server_send_message(uint16_t src, uint16_t dest, uint16_t netkey_index, uint16_t appkey_index, mesh_pdu_t *pdu){
58     uint8_t  ttl  = mesh_foundation_default_ttl_get();
59     mesh_upper_transport_setup_access_pdu_header(pdu, netkey_index, appkey_index, ttl, src, dest, 0);
60     mesh_access_send_unacknowledged_pdu(pdu);
61 }
62 
63 // Transition
64 static int16_t add_and_clip_int16(int16_t current_value, int32_t increment){
65     int32_t value = current_value + increment;
66     if (value < -32768){
67         value = -32768;
68     } else if (value > 32767){
69         value = 32767;
70     }
71    return (int16_t) value;
72 }
73 
74 static mesh_transition_t * generic_level_server_get_base_transition(mesh_model_t * mesh_model) {
75      mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
76     return &generic_level_server_state->transition_data.base_transition;
77 }
78 
79 static void mesh_server_transition_state_emit_change(mesh_transition_int16_t * transition, model_state_update_reason_t reason){
80     mesh_model_t * generic_level_server_model = transition->base_transition.mesh_model;
81     mesh_access_emit_state_update_int16(generic_level_server_model->model_packet_handler,
82         mesh_access_get_element_index(generic_level_server_model),
83         generic_level_server_model->model_identifier,
84         MODEL_STATE_ID_GENERIC_LEVEL,
85         reason,
86         transition->current_value);
87 }
88 
89 static void mesh_server_transition_state_update_stepwise_value(mesh_transition_int16_t * transition){
90     transition->current_value = add_and_clip_int16(transition->current_value, transition->stepwise_value_increment);
91 
92     // publish new value
93     mesh_access_state_changed(transition->base_transition.mesh_model);
94 
95     // notify transition update
96     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_TRANSITION_ACTIVE);
97 }
98 
99 static void mesh_server_transition_state_delayed(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
100     transition->base_transition.state = MESH_TRANSITION_STATE_DELAYED;
101     transition->base_transition.phase_start_ms = current_timestamp_ms;
102 }
103 
104 static void mesh_server_transition_state_started(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
105     transition->base_transition.state = MESH_TRANSITION_STATE_ACTIVE;
106     transition->base_transition.remaining_delay_time_ms = 0;
107     transition->base_transition.phase_start_ms = current_timestamp_ms;
108 
109     // notify transition completed
110     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_TRANSITION_START);
111 }
112 
113 static void mesh_server_transition_state_done(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
114     transition->base_transition.state = MESH_TRANSITION_STATE_IDLE;
115     transition->base_transition.remaining_transition_time_ms = 0;
116     transition->current_value = transition->target_value;
117 
118     // publish new value
119     mesh_access_state_changed(transition->base_transition.mesh_model);
120 
121     // notify transition completed
122     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_TRANSITION_END);
123 
124     // done, stop transition
125     mesh_access_transitions_remove((mesh_transition_t *)transition);
126 }
127 
128 static void mesh_server_transition_state_set(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
129     UNUSED(current_timestamp_ms);
130 
131     transition->base_transition.state = MESH_TRANSITION_STATE_IDLE;
132     transition->base_transition.remaining_transition_time_ms = 0;
133     transition->current_value = transition->target_value;
134 
135     // publish new value
136     mesh_access_state_changed(transition->base_transition.mesh_model);
137 
138     // instantaneous update
139     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_SET);
140 }
141 
142 static void mesh_server_transition_step(mesh_transition_t * base_transition, transition_event_t event, uint32_t current_timestamp_ms){
143     uint32_t time_step_ms;
144 
145     mesh_transition_int16_t * transition = (mesh_transition_int16_t*) base_transition;
146 
147     switch (transition->base_transition.state){
148         case MESH_TRANSITION_STATE_IDLE:
149             if (event != TRANSITION_START) break;
150             mesh_server_transition_state_delayed(transition, current_timestamp_ms);
151             if (transition->base_transition.remaining_delay_time_ms != 0) break;
152             mesh_server_transition_state_started(transition, current_timestamp_ms);
153             if (transition->base_transition.remaining_transition_time_ms != 0) break;
154             mesh_server_transition_state_done(transition, current_timestamp_ms);
155             break;
156 
157         case MESH_TRANSITION_STATE_DELAYED:
158             if (event != TRANSITION_UPDATE) break;
159             time_step_ms = current_timestamp_ms - transition->base_transition.phase_start_ms;
160             if (transition->base_transition.remaining_delay_time_ms > time_step_ms){
161                 transition->base_transition.remaining_delay_time_ms -= time_step_ms;
162                 transition->base_transition.phase_start_ms += time_step_ms;
163                 break;
164             }
165             mesh_server_transition_state_started(transition, current_timestamp_ms);
166             if (transition->base_transition.remaining_transition_time_ms != 0) break;
167             mesh_server_transition_state_done(transition, current_timestamp_ms);
168             break;
169         case MESH_TRANSITION_STATE_ACTIVE:
170             if (event != TRANSITION_UPDATE) break;
171             time_step_ms = current_timestamp_ms - transition->base_transition.phase_start_ms;
172             if (transition->base_transition.num_steps == MESH_TRANSITION_NUM_STEPS_INFINITE){
173                 mesh_server_transition_state_update_stepwise_value(transition);
174                 // done when max value reached
175                 if (transition->current_value > - 32768 && transition->current_value < 32767) break;
176             } else if (transition->base_transition.remaining_transition_time_ms > time_step_ms){
177                 transition->base_transition.remaining_transition_time_ms -= time_step_ms;
178                 transition->base_transition.phase_start_ms += time_step_ms;
179                 mesh_server_transition_state_update_stepwise_value(transition);
180                 break;
181             }
182             mesh_server_transition_state_done(transition, current_timestamp_ms);
183             break;
184         default:
185             break;
186     }
187 }
188 
189 static void mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model_t *mesh_model, uint8_t transition_time_gdtt, uint8_t delay_time_gdtt, uint32_t delta_value, model_state_update_reason_t reason){
190     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
191     mesh_transition_t * transition = &generic_level_server_state->transition_data.base_transition;
192 
193     // calc step increment
194     int num_steps = mesh_access_transitions_num_steps_from_gdtt(transition_time_gdtt);
195     if (num_steps > 0){
196         generic_level_server_state->transition_data.stepwise_value_increment = delta_value / num_steps;
197     } else {
198         generic_level_server_state->transition_data.stepwise_value_increment = 0;
199     }
200 
201     if (transition_time_gdtt != 0 || delay_time_gdtt != 0) {
202         // transition
203         mesh_access_transitions_setup(transition, mesh_model, transition_time_gdtt, delay_time_gdtt, &mesh_server_transition_step);
204         mesh_access_transitions_add(transition);
205     } else {
206         // instantaneous update
207         mesh_server_transition_state_set(&generic_level_server_state->transition_data, btstack_run_loop_get_time_ms());
208     }
209 }
210 // Generic Level State
211 
212 void mesh_generic_level_server_register_packet_handler(mesh_model_t *generic_level_server_model, btstack_packet_handler_t transition_events_packet_handler){
213     btstack_assert(generic_level_server_model != NULL);
214     btstack_assert(transition_events_packet_handler != NULL);
215     generic_level_server_model->model_packet_handler = transition_events_packet_handler;
216 }
217 
218 const mesh_access_message_t mesh_generic_level_status_transition = {
219         MESH_GENERIC_LEVEL_STATUS, "221"
220 };
221 
222 const mesh_access_message_t mesh_generic_level_status_instantaneous = {
223         MESH_GENERIC_LEVEL_STATUS, "2"
224 };
225 
226 static mesh_pdu_t * mesh_generic_level_status_message(mesh_model_t *generic_level_server_model){
227     mesh_generic_level_state_t * state = (mesh_generic_level_state_t *) generic_level_server_model->model_data;
228     btstack_assert(state != NULL);
229 
230     // setup message
231     mesh_transport_pdu_t * transport_pdu = NULL;
232     if (state->transition_data.base_transition.remaining_transition_time_ms != 0) {
233         uint8_t remaining_time;
234         if (state->transition_data.base_transition.num_steps == MESH_TRANSITION_NUM_STEPS_INFINITE){
235             remaining_time = MESH_TRANSITION_NUM_STEPS_INFINITE;
236         } else {
237             remaining_time = mesh_access_time_as_gdtt(state->transition_data.base_transition.step_duration_ms, state->transition_data.base_transition.remaining_transition_time_ms);
238         }
239         transport_pdu = mesh_access_setup_segmented_message(&mesh_generic_level_status_transition, state->transition_data.current_value,
240             state->transition_data.target_value, remaining_time);
241     } else {
242         transport_pdu = mesh_access_setup_segmented_message(&mesh_generic_level_status_instantaneous, state->transition_data.current_value);
243     }
244     return (mesh_pdu_t *)transport_pdu;
245 }
246 
247 static void generic_level_handle_set_target_level_message(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
248     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
249     btstack_assert(generic_level_server_state != NULL);
250 
251     mesh_access_parser_state_t parser;
252     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
253     int16_t level_value = (int16_t)mesh_access_parser_get_u16(&parser);
254     // The TID field is a transaction identifier indicating whether the message is
255     // a new message or a retransmission of a previously sent message
256     uint8_t tid = mesh_access_parser_get_u8(&parser);
257 
258     uint8_t transition_time_gdtt = 0;
259     uint8_t delay_time_gdtt = 0;
260     if (mesh_access_parser_available(&parser) == 2){
261         //  Generic Default Transition Time format - num_steps (higher 6 bits), step_resolution (lower 2 bits)
262         transition_time_gdtt = mesh_access_parser_get_u8(&parser);
263         delay_time_gdtt = mesh_access_parser_get_u8(&parser);
264     }
265 
266     mesh_transition_t * base_transition = generic_level_server_get_base_transition(mesh_model);
267 
268     switch (mesh_access_transitions_transaction_status(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu))){
269         case MESH_TRANSACTION_STATUS_RETRANSMISSION:
270             // ignore
271             break;
272         default:
273             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
274 
275             generic_level_server_state->transition_data.initial_value = generic_level_server_state->transition_data.current_value;
276             generic_level_server_state->transition_data.target_value = level_value;
277 
278             int32_t delta_value = level_value - generic_level_server_state->transition_data.current_value;
279             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, delta_value, MODEL_STATE_UPDATE_REASON_SET);
280             mesh_access_state_changed(mesh_model);
281             break;
282     }
283 
284 }
285 
286 static void generic_level_handle_set_delta_message(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
287     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
288     btstack_assert(generic_level_server_state != NULL);
289 
290     mesh_access_parser_state_t parser;
291     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
292     int32_t delta_value = mesh_access_parser_get_u32(&parser);
293 
294     // The TID field is a transaction identifier indicating whether the message is
295     // a new message or a retransmission of a previously sent message
296     uint8_t tid = mesh_access_parser_get_u8(&parser);
297 
298     uint8_t transition_time_gdtt = 0;
299     uint8_t delay_time_gdtt = 0;
300     if (mesh_access_parser_available(&parser) == 2){
301         //  Generic Default Transition Time format - num_steps (higher 6 bits), step_resolution (lower 2 bits)
302         transition_time_gdtt = mesh_access_parser_get_u8(&parser);
303         delay_time_gdtt = mesh_access_parser_get_u8(&parser);
304     }
305 
306     mesh_transition_t * base_transition = generic_level_server_get_base_transition(mesh_model);
307 
308     switch (mesh_access_transitions_transaction_status(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu))){
309         case MESH_TRANSACTION_STATUS_DIFFERENT_DST_OR_SRC:
310             // abort transaction
311             printf("Transaction abort\n");
312             mesh_access_transitions_abort_transaction(base_transition);
313             generic_level_server_state->transition_data.current_value = generic_level_server_state->transition_data.initial_value;
314             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, 0, 0, 0, MODEL_STATE_UPDATE_REASON_TRANSITION_ABORT);
315             break;
316         case MESH_TRANSACTION_STATUS_NEW:
317             // start transaction with current value
318             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
319             generic_level_server_state->transition_data.initial_value = generic_level_server_state->transition_data.current_value;
320             generic_level_server_state->transition_data.target_value = add_and_clip_int16(generic_level_server_state->transition_data.initial_value, delta_value);
321             printf("Transaction %u, new, init %x, target %x\n", tid, generic_level_server_state->transition_data.initial_value, generic_level_server_state->transition_data.target_value);
322             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, delta_value, MODEL_STATE_UPDATE_REASON_SET);
323             mesh_access_state_changed(mesh_model);
324             break;
325         case MESH_TRANSACTION_STATUS_RETRANSMISSION:
326             // replace last delta message
327             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
328             generic_level_server_state->transition_data.target_value = add_and_clip_int16(generic_level_server_state->transition_data.initial_value, delta_value);
329             printf("Transaction %u, retransmission, init %x, target %x\n", tid, generic_level_server_state->transition_data.initial_value, generic_level_server_state->transition_data.target_value);
330             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, delta_value, MODEL_STATE_UPDATE_REASON_SET);
331             mesh_access_state_changed(mesh_model);
332             break;
333         default:
334             break;
335     }
336 }
337 
338 static void generic_level_handle_set_move_message(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
339     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
340     btstack_assert(generic_level_server_state != NULL);
341 
342     mesh_access_parser_state_t parser;
343     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
344     int32_t delta_value = (int32_t) mesh_access_parser_get_u16(&parser);
345 
346     // The TID field is a transaction identifier indicating whether the message is
347     // a new message or a retransmission of a previously sent message
348     uint8_t tid = mesh_access_parser_get_u8(&parser);
349 
350     uint8_t transition_time_gdtt = 0;
351     uint8_t delay_time_gdtt = 0;
352     if (mesh_access_parser_available(&parser) == 2){
353         //  Generic Default Transition Time format - num_steps (higher 6 bits), step_resolution (lower 2 bits)
354         transition_time_gdtt = mesh_access_parser_get_u8(&parser);
355         delay_time_gdtt = mesh_access_parser_get_u8(&parser);
356     } else {
357         // transition speed is delta / num steps, without num steps, and without a default transition time, we cannot do this
358         return;
359     }
360 
361     mesh_transition_t * base_transition = generic_level_server_get_base_transition(mesh_model);
362 
363     switch (mesh_access_transitions_transaction_status(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu))){
364         case MESH_TRANSACTION_STATUS_RETRANSMISSION:
365             // ignore retransmission
366             break;
367         default:
368             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
369 
370             generic_level_server_state->transition_data.initial_value = generic_level_server_state->transition_data.current_value;
371             generic_level_server_state->transition_data.target_value = add_and_clip_int16(generic_level_server_state->transition_data.current_value, delta_value);
372             if (delta_value > 0){
373                 generic_level_server_state->transition_data.target_value = 32767;
374             } else {
375                 generic_level_server_state->transition_data.target_value = -32768;
376             }
377 
378             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, delta_value, MODEL_STATE_UPDATE_REASON_SET);
379             generic_level_server_state->transition_data.base_transition.num_steps = MESH_TRANSITION_NUM_STEPS_INFINITE;
380             break;
381     }
382 }
383 
384 static void generic_level_get_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
385     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
386     if (transport_pdu != NULL) {
387         generic_server_send_message(mesh_access_get_element_address(generic_level_server_model), mesh_pdu_src(pdu), mesh_pdu_netkey_index(pdu), mesh_pdu_appkey_index(pdu), (mesh_pdu_t *) transport_pdu);
388     }
389     mesh_access_message_processed(pdu);
390 }
391 
392 static void generic_level_set_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
393     generic_level_handle_set_target_level_message(generic_level_server_model, pdu);
394 
395     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
396     if (transport_pdu != NULL) {
397         generic_server_send_message(mesh_access_get_element_address(generic_level_server_model), mesh_pdu_src(pdu), mesh_pdu_netkey_index(pdu), mesh_pdu_appkey_index(pdu), (mesh_pdu_t *) transport_pdu);
398     }
399     mesh_access_message_processed(pdu);
400 }
401 
402 static void generic_level_set_unacknowledged_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
403     generic_level_handle_set_target_level_message(generic_level_server_model, pdu);
404     mesh_access_message_processed(pdu);
405 }
406 
407 static void generic_delta_set_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
408     generic_level_handle_set_delta_message(generic_level_server_model, pdu);
409 
410     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
411     if (transport_pdu != NULL) {
412         generic_server_send_message(mesh_access_get_element_address(generic_level_server_model), mesh_pdu_src(pdu), mesh_pdu_netkey_index(pdu), mesh_pdu_appkey_index(pdu), (mesh_pdu_t *) transport_pdu);
413     }
414     mesh_access_message_processed(pdu);
415 }
416 
417 static void generic_delta_set_unacknowledged_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
418     generic_level_handle_set_delta_message(generic_level_server_model, pdu);
419     mesh_access_message_processed(pdu);
420 }
421 
422 static void generic_move_get_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
423     generic_level_handle_set_move_message(generic_level_server_model, pdu);
424 
425     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
426     if (transport_pdu != NULL) {
427         generic_server_send_message(mesh_access_get_element_address(generic_level_server_model), mesh_pdu_src(pdu), mesh_pdu_netkey_index(pdu), mesh_pdu_appkey_index(pdu), (mesh_pdu_t *) transport_pdu);
428     }
429     mesh_access_message_processed(pdu);
430 }
431 
432 static void generic_move_set_unacknowledged_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
433     generic_level_handle_set_move_message(generic_level_server_model, pdu);
434     mesh_access_message_processed(pdu);
435 }
436 
437 // Generic On Off Message
438 const static mesh_operation_t mesh_generic_level_model_operations[] = {
439     { MESH_GENERIC_LEVEL_GET,                                   0, generic_level_get_handler },
440     { MESH_GENERIC_LEVEL_SET,                                   3, generic_level_set_handler },
441     { MESH_GENERIC_LEVEL_SET_UNACKNOWLEDGED,                    3, generic_level_set_unacknowledged_handler },
442     { MESH_GENERIC_DELTA_SET,                                   3, generic_delta_set_handler },
443     { MESH_GENERIC_DELTA_SET_UNACKNOWLEDGED,                    3, generic_delta_set_unacknowledged_handler },
444     { MESH_GENERIC_MOVE_SET,                                    3, generic_move_get_handler },
445     { MESH_GENERIC_MOVE_SET_UNACKNOWLEDGED,                     3, generic_move_set_unacknowledged_handler },
446     { 0, 0, NULL }
447 };
448 
449 const mesh_operation_t * mesh_generic_level_server_get_operations(void){
450     return mesh_generic_level_model_operations;
451 }
452 
453 void mesh_generic_level_server_set_publication_model(mesh_model_t *generic_level_server_model, mesh_publication_model_t * publication_model){
454     if (generic_level_server_model == NULL) return;
455     if (publication_model == NULL) return;
456     publication_model->publish_state_fn = &mesh_generic_level_status_message;
457     generic_level_server_model->publication_model = publication_model;
458 }
459