xref: /btstack/src/mesh/mesh_generic_level_server.c (revision b66ef5c9439b41719c67afb7b511c74136b760bd)
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
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30  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
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33  * Please inquire about commercial licensing options at
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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     if (transition->stepwise_value_increment){
91         transition->current_value = add_and_clip_int16(transition->current_value, transition->stepwise_value_increment);
92     } else if (transition->delta_from_initial_value){
93         transition->current_value = add_and_clip_int16(transition->initial_value, transition->delta_from_initial_value);
94     }
95     // publish new value
96     mesh_access_state_changed(transition->base_transition.mesh_model);
97 
98     // notify transition update
99     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_TRANSITION_ACTIVE);
100 }
101 
102 static void mesh_server_transition_state_delayed(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
103     transition->base_transition.state = MESH_TRANSITION_STATE_DELAYED;
104     transition->base_transition.phase_start_ms = current_timestamp_ms;
105 }
106 
107 static void mesh_server_transition_state_started(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
108     transition->base_transition.state = MESH_TRANSITION_STATE_ACTIVE;
109     transition->base_transition.remaining_delay_time_ms = 0;
110     transition->base_transition.phase_start_ms = current_timestamp_ms;
111 
112     // notify transition completed
113     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_TRANSITION_START);
114 }
115 
116 static void mesh_server_transition_state_done(mesh_transition_int16_t * transition, uint32_t current_timestamp_ms){
117     transition->base_transition.state = MESH_TRANSITION_STATE_IDLE;
118     transition->base_transition.remaining_transition_time_ms = 0;
119     transition->current_value = transition->target_value;
120 
121     // publish new value
122     mesh_access_state_changed(transition->base_transition.mesh_model);
123 
124     // notify transition completed
125     mesh_server_transition_state_emit_change(transition, MODEL_STATE_UPDATE_REASON_TRANSITION_END);
126 
127     // done, stop transition
128     mesh_access_transitions_remove((mesh_transition_t *)transition);
129 }
130 
131 static void mesh_server_transition_step(mesh_transition_t * base_transition, transition_event_t event, uint32_t current_timestamp_ms){
132     uint32_t time_step_ms;
133 
134     mesh_transition_int16_t * transition = (mesh_transition_int16_t*) base_transition;
135 
136     switch (transition->base_transition.state){
137         case MESH_TRANSITION_STATE_IDLE:
138             if (event != TRANSITION_START) break;
139             mesh_server_transition_state_delayed(transition, current_timestamp_ms);
140             if (transition->base_transition.remaining_delay_time_ms != 0) break;
141             mesh_server_transition_state_started(transition, current_timestamp_ms);
142             if (transition->base_transition.remaining_transition_time_ms != 0) break;
143             mesh_server_transition_state_done(transition, current_timestamp_ms);
144             break;
145 
146         case MESH_TRANSITION_STATE_DELAYED:
147             if (event != TRANSITION_UPDATE) break;
148             time_step_ms = current_timestamp_ms - transition->base_transition.phase_start_ms;
149             if (transition->base_transition.remaining_delay_time_ms > time_step_ms){
150                 transition->base_transition.remaining_delay_time_ms -= time_step_ms;
151                 transition->base_transition.phase_start_ms += time_step_ms;
152                 break;
153             }
154             mesh_server_transition_state_started(transition, current_timestamp_ms);
155             if (transition->base_transition.remaining_transition_time_ms != 0) break;
156             mesh_server_transition_state_done(transition, current_timestamp_ms);
157             break;
158         case MESH_TRANSITION_STATE_ACTIVE:
159             if (event != TRANSITION_UPDATE) break;
160             time_step_ms = current_timestamp_ms - transition->base_transition.phase_start_ms;
161             if (transition->base_transition.num_steps == MESH_TRANSITION_NUM_STEPS_INFINITE){
162                 mesh_server_transition_state_update_stepwise_value(transition);
163                 // done when max value reached
164                 if (transition->current_value > - 32768 && transition->current_value < 32767) break;
165             } else if (transition->base_transition.remaining_transition_time_ms > time_step_ms){
166                 transition->base_transition.remaining_transition_time_ms -= time_step_ms;
167                 transition->base_transition.phase_start_ms += time_step_ms;
168                 mesh_server_transition_state_update_stepwise_value(transition);
169                 break;
170             }
171             mesh_server_transition_state_done(transition, current_timestamp_ms);
172             break;
173         default:
174             break;
175     }
176 }
177 
178 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, model_state_update_reason_t reason){
179     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
180     mesh_transition_t * transition = &generic_level_server_state->transition_data.base_transition;
181 
182     if (transition_time_gdtt != 0 || delay_time_gdtt != 0) {
183         mesh_access_transitions_setup(transition, mesh_model, transition_time_gdtt, delay_time_gdtt, &mesh_server_transition_step);
184         mesh_access_transitions_add(transition);
185     } else {
186         // instantaneous update
187         generic_level_server_state->transition_data.current_value = generic_level_server_state->transition_data.target_value;
188         generic_level_server_state->transition_data.stepwise_value_increment = 0;
189         generic_level_server_state->transition_data.delta_from_initial_value = 0;
190         generic_level_server_state->transition_data.transition_speed = 0;
191         mesh_access_transitions_setup(transition, mesh_model, 0, 0, NULL);
192 
193         mesh_transition_int16_t * transition_int16 = (mesh_transition_int16_t*)  &generic_level_server_state->transition_data.base_transition;
194 
195         mesh_server_transition_state_emit_change(transition_int16, reason);
196     }
197 }
198 // Generic Level State
199 
200 void mesh_generic_level_server_register_packet_handler(mesh_model_t *generic_level_server_model, btstack_packet_handler_t transition_events_packet_handler){
201     btstack_assert(generic_level_server_model != NULL);
202     btstack_assert(transition_events_packet_handler != NULL);
203     generic_level_server_model->model_packet_handler = transition_events_packet_handler;
204 }
205 
206 const mesh_access_message_t mesh_generic_level_status_transition = {
207         MESH_GENERIC_LEVEL_STATUS, "221"
208 };
209 
210 const mesh_access_message_t mesh_generic_level_status_instantaneous = {
211         MESH_GENERIC_LEVEL_STATUS, "2"
212 };
213 
214 static mesh_pdu_t * mesh_generic_level_status_message(mesh_model_t *generic_level_server_model){
215     mesh_generic_level_state_t * state = (mesh_generic_level_state_t *) generic_level_server_model->model_data;
216     btstack_assert(state != NULL);
217 
218     // setup message
219     mesh_transport_pdu_t * transport_pdu = NULL;
220     if (state->transition_data.base_transition.remaining_transition_time_ms != 0) {
221         uint8_t remaining_time;
222         if (state->transition_data.base_transition.num_steps == MESH_TRANSITION_NUM_STEPS_INFINITE){
223             remaining_time = MESH_TRANSITION_NUM_STEPS_INFINITE;
224         } else {
225             remaining_time = mesh_access_time_as_gdtt(state->transition_data.base_transition.step_duration_ms, state->transition_data.base_transition.remaining_transition_time_ms);
226         }
227         transport_pdu = mesh_access_setup_segmented_message(&mesh_generic_level_status_transition, state->transition_data.current_value,
228             state->transition_data.target_value, remaining_time);
229     } else {
230         transport_pdu = mesh_access_setup_segmented_message(&mesh_generic_level_status_instantaneous, state->transition_data.current_value);
231     }
232     return (mesh_pdu_t *)transport_pdu;
233 }
234 
235 static void generic_level_handle_set_target_level_message(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
236     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
237     btstack_assert(generic_level_server_state != NULL);
238 
239     mesh_access_parser_state_t parser;
240     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
241     int16_t level_value = (int16_t)mesh_access_parser_get_u16(&parser);
242     // The TID field is a transaction identifier indicating whether the message is
243     // a new message or a retransmission of a previously sent message
244     uint8_t tid = mesh_access_parser_get_u8(&parser);
245 
246     uint8_t transition_time_gdtt = 0;
247     uint8_t delay_time_gdtt = 0;
248     mesh_transition_t * base_transition = generic_level_server_get_base_transition(mesh_model);
249 
250     switch (mesh_access_transitions_transaction_status(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu))){
251         case MESH_TRANSACTION_STATUS_RETRANSMISSION:
252             // ignore
253             break;
254         default:
255             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
256 
257             generic_level_server_state->transition_data.initial_value = generic_level_server_state->transition_data.current_value;
258             generic_level_server_state->transition_data.target_value = level_value;
259             generic_level_server_state->transition_data.stepwise_value_increment = 0;
260             generic_level_server_state->transition_data.delta_from_initial_value = 0;
261 
262             if (mesh_access_parser_available(&parser) == 2){
263                 // Generic Default Transition Time format - num_steps (higher 6 bits), step_resolution (lower 2 bits)
264                 transition_time_gdtt = mesh_access_parser_get_u8(&parser);
265                 delay_time_gdtt = mesh_access_parser_get_u8(&parser);
266                 int num_steps = mesh_access_transitions_num_steps_from_gdtt(transition_time_gdtt);
267                 if (num_steps > 0){
268                     // TODO: remove division
269                     generic_level_server_state->transition_data.stepwise_value_increment = (level_value - generic_level_server_state->transition_data.current_value)/num_steps;
270                 }
271             }
272             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, MODEL_STATE_UPDATE_REASON_SET);
273             mesh_access_state_changed(mesh_model);
274             break;
275     }
276 
277 }
278 
279 static void generic_level_handle_set_move_message(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
280     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
281     btstack_assert(generic_level_server_state != NULL);
282 
283     mesh_access_parser_state_t parser;
284     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
285     int32_t delta_value = (int32_t) mesh_access_parser_get_u16(&parser);
286 
287     // The TID field is a transaction identifier indicating whether the message is
288     // a new message or a retransmission of a previously sent message
289     uint8_t tid = mesh_access_parser_get_u8(&parser);
290 
291     uint8_t transition_time_gdtt = 0;
292     uint8_t delay_time_gdtt = 0;
293     if (mesh_access_parser_available(&parser) == 2){
294         //  Generic Default Transition Time format - num_steps (higher 6 bits), step_resolution (lower 2 bits)
295         transition_time_gdtt = mesh_access_parser_get_u8(&parser);
296         delay_time_gdtt = mesh_access_parser_get_u8(&parser);
297     } else {
298         // transition speed is delta / num steps, without num steps, and without a default transition time, we cannot do this
299         return;
300     }
301 
302     mesh_transition_t * base_transition = generic_level_server_get_base_transition(mesh_model);
303 
304     switch (mesh_access_transitions_transaction_status(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu))){
305         case MESH_TRANSACTION_STATUS_RETRANSMISSION:
306             // ignore retransmission
307             break;
308         default:
309             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
310 
311             int num_steps = mesh_access_transitions_num_steps_from_gdtt(transition_time_gdtt);
312 
313             generic_level_server_state->transition_data.initial_value = generic_level_server_state->transition_data.current_value;
314             generic_level_server_state->transition_data.target_value = add_and_clip_int16(generic_level_server_state->transition_data.current_value, delta_value);
315             generic_level_server_state->transition_data.stepwise_value_increment = delta_value / num_steps;
316             generic_level_server_state->transition_data.delta_from_initial_value = 0;
317 
318             if (delta_value > 0){
319                 generic_level_server_state->transition_data.target_value = 32767;
320             } else {
321                 generic_level_server_state->transition_data.target_value = -32768;
322             }
323 
324             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, MODEL_STATE_UPDATE_REASON_SET);
325             generic_level_server_state->transition_data.base_transition.num_steps = MESH_TRANSITION_NUM_STEPS_INFINITE;
326             break;
327     }
328 }
329 
330 static void generic_level_handle_set_delta_message(mesh_model_t *mesh_model, mesh_pdu_t * pdu){
331     mesh_generic_level_state_t * generic_level_server_state = (mesh_generic_level_state_t *)mesh_model->model_data;
332     btstack_assert(generic_level_server_state != NULL);
333 
334     mesh_access_parser_state_t parser;
335     mesh_access_parser_init(&parser, (mesh_pdu_t*) pdu);
336     int32_t delta_value = mesh_access_parser_get_u32(&parser);
337 
338     // The TID field is a transaction identifier indicating whether the message is
339     // a new message or a retransmission of a previously sent message
340     uint8_t tid = mesh_access_parser_get_u8(&parser);
341 
342     uint8_t transition_time_gdtt = 0;
343     uint8_t delay_time_gdtt = 0;
344     if (mesh_access_parser_available(&parser) == 2){
345         //  Generic Default Transition Time format - num_steps (higher 6 bits), step_resolution (lower 2 bits)
346         transition_time_gdtt = mesh_access_parser_get_u8(&parser);
347         delay_time_gdtt = mesh_access_parser_get_u8(&parser);
348     }
349 
350     mesh_transition_t * base_transition = generic_level_server_get_base_transition(mesh_model);
351 
352     switch (mesh_access_transitions_transaction_status(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu))){
353         case MESH_TRANSACTION_STATUS_DIFFERENT_DST_OR_SRC:
354             // abort transaction
355             mesh_access_transitions_abort_transaction(base_transition);
356             generic_level_server_state->transition_data.current_value = generic_level_server_state->transition_data.initial_value;
357             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, 0, 0, MODEL_STATE_UPDATE_REASON_TRANSITION_ABORT);
358             break;
359         case MESH_TRANSACTION_STATUS_RETRANSMISSION:
360             // replace last delta message
361             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
362             generic_level_server_state->transition_data.target_value = add_and_clip_int16(generic_level_server_state->transition_data.initial_value, delta_value);
363             generic_level_server_state->transition_data.delta_from_initial_value = delta_value;
364             generic_level_server_state->transition_data.stepwise_value_increment = 0;
365             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, MODEL_STATE_UPDATE_REASON_SET);
366             mesh_access_state_changed(mesh_model);
367             break;
368         case MESH_TRANSACTION_STATUS_NEW:
369             // start transaction with current value
370             mesh_access_transitions_setup_transaction(base_transition, tid, mesh_pdu_src(pdu), mesh_pdu_dst(pdu));
371             generic_level_server_state->transition_data.initial_value = generic_level_server_state->transition_data.current_value;
372             generic_level_server_state->transition_data.target_value = add_and_clip_int16(generic_level_server_state->transition_data.initial_value, delta_value);
373             generic_level_server_state->transition_data.delta_from_initial_value = delta_value;
374             generic_level_server_state->transition_data.stepwise_value_increment = 0;
375             mesh_server_transition_setup_transition_or_instantaneous_update_int16(mesh_model, transition_time_gdtt, delay_time_gdtt, MODEL_STATE_UPDATE_REASON_SET);
376             mesh_access_state_changed(mesh_model);
377             break;
378         default:
379             break;
380     }
381 }
382 
383 static void generic_level_get_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
384     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
385     if (transport_pdu != NULL) {
386         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);
387     }
388     mesh_access_message_processed(pdu);
389 }
390 
391 static void generic_level_set_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
392     generic_level_handle_set_target_level_message(generic_level_server_model, pdu);
393 
394     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
395     if (transport_pdu != NULL) {
396         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);
397     }
398     mesh_access_message_processed(pdu);
399 }
400 
401 static void generic_level_set_unacknowledged_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
402     generic_level_handle_set_target_level_message(generic_level_server_model, pdu);
403     mesh_access_message_processed(pdu);
404 }
405 
406 static void generic_delta_set_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
407     generic_level_handle_set_delta_message(generic_level_server_model, pdu);
408 
409     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
410     if (transport_pdu != NULL) {
411         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);
412     }
413     mesh_access_message_processed(pdu);
414 }
415 
416 static void generic_delta_set_unacknowledged_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
417     generic_level_handle_set_delta_message(generic_level_server_model, pdu);
418     mesh_access_message_processed(pdu);
419 }
420 
421 static void generic_move_get_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
422     generic_level_handle_set_move_message(generic_level_server_model, pdu);
423 
424     mesh_transport_pdu_t * transport_pdu = (mesh_transport_pdu_t *) mesh_generic_level_status_message(generic_level_server_model);
425     if (transport_pdu != NULL) {
426         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);
427     }
428     mesh_access_message_processed(pdu);
429 }
430 
431 static void generic_move_set_unacknowledged_handler(mesh_model_t *generic_level_server_model, mesh_pdu_t * pdu){
432     generic_level_handle_set_move_message(generic_level_server_model, pdu);
433     mesh_access_message_processed(pdu);
434 }
435 
436 // Generic On Off Message
437 const static mesh_operation_t mesh_generic_level_model_operations[] = {
438     { MESH_GENERIC_LEVEL_GET,                                   0, generic_level_get_handler },
439     { MESH_GENERIC_LEVEL_SET,                                   3, generic_level_set_handler },
440     { MESH_GENERIC_LEVEL_SET_UNACKNOWLEDGED,                    3, generic_level_set_unacknowledged_handler },
441     { MESH_GENERIC_DELTA_SET,                                   3, generic_delta_set_handler },
442     { MESH_GENERIC_DELTA_SET_UNACKNOWLEDGED,                    3, generic_delta_set_unacknowledged_handler },
443     { MESH_GENERIC_MOVE_SET,                                    3, generic_move_get_handler },
444     { MESH_GENERIC_MOVE_SET_UNACKNOWLEDGED,                     3, generic_move_set_unacknowledged_handler },
445     { 0, 0, NULL }
446 };
447 
448 const mesh_operation_t * mesh_generic_level_server_get_operations(void){
449     return mesh_generic_level_model_operations;
450 }
451 
452 void mesh_generic_level_server_set_publication_model(mesh_model_t *generic_level_server_model, mesh_publication_model_t * publication_model){
453     if (generic_level_server_model == NULL) return;
454     if (publication_model == NULL) return;
455     publication_model->publish_state_fn = &mesh_generic_level_status_message;
456     generic_level_server_model->publication_model = publication_model;
457 }
458