2 * Copyright (c) 2018 TOYOTA MOTOR CORPORATION
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
23 #include <systemd/sd-event.h>
24 #include <json-c/json.h>
25 #include "policy_manager.hpp"
26 #include "hmi-debug.h"
30 #include "dummy_stm.h"
36 typedef struct AreaState {
42 typedef std::vector<AreaState> AreaList;
43 typedef struct LayoutState {
45 std::map<std::string, int> category_num;
47 std::map<std::string, std::vector<std::string>> role_history;
50 typedef struct LayerState {
52 LayoutState layout_state;
56 typedef struct CarElement {
61 struct sd_event* event_loop;
62 std::map<int, struct sd_event_source*> event_source_list;
63 std::map<int, std::string> g_req_role_list;
64 PolicyManager::CallbackTable callback;
66 std::unordered_map<std::string, CarElement> g_prv_car_elements;
67 std::unordered_map<std::string, CarElement> g_crr_car_elements;
69 std::unordered_map<std::string, LayerState> g_prv_layers;
70 std::unordered_map<std::string, LayerState> g_crr_layers;
72 std::unordered_map<std::string, LayerState> g_prv_layers_car_stop;
74 std::unordered_map<std::string, LayoutState> g_default_layouts;
78 PolicyManager::PolicyManager() :
86 HMI_DEBUG("wm:pm", "Call");
89 int PolicyManager::initialize() {
90 HMI_DEBUG("wm:pm", "Call");
95 for (int i = stm::gStmEventNoMin; i <= stm::gStmEventNoMax; i++) {
96 HMI_DEBUG("wm:pm", "event name:%s no:%d", stm::gStmEventName[i], stm::gStmEventNo[i]);
97 this->eventname2no[stm::gStmEventName[i]] = stm::gStmEventNo[i];
100 for (int i = stm::gStmCategoryNoMin; i <= stm::gStmCategoryNoMax; i++) {
101 HMI_DEBUG("wm:pm", "category name:%s no:%d", stm::gStmCategoryName[i], stm::gStmCategoryNo[i]);
102 this->categoryname2no[stm::gStmCategoryName[i]] = stm::gStmCategoryNo[i];
105 for (int i = stm::gStmAreaNoMin; i <= stm::gStmAreaNoMax; i++) {
106 HMI_DEBUG("wm:pm", "area name:%s no:%d", stm::gStmAreaName[i], stm::gStmAreaNo[i]);
107 this->areaname2no[stm::gStmAreaName[i]] = stm::gStmAreaNo[i];
111 ret = this->loadRoleDb();
113 HMI_ERROR("wm:pm", "Load role.db Error!!");
118 ret = this->loadLayoutDb();
120 HMI_ERROR("wm:pm", "Load layout.db Error!!");
124 // Initialize state which is managed by PolicyManager
125 this->initializeLocalState();
127 // Initialize StateTransitioner
128 stm::stmInitialize();
130 // Initialize sd_event loop
131 ret = this->initializeSdEventLoop();
133 HMI_ERROR("wm:pm", "Failed to initializeSdEventLoop!!");
140 static void initializeLocalCarElementState() {
141 pm::CarElement init_car_ele;
142 init_car_ele.state = "none";
143 init_car_ele.changed = 0;
145 for (int i = stm::gStmCarElementNoMin; i <= stm::gStmCarElementNoMax; i++) {
146 const char* car_ele_name = stm::gStmCarElementName[i];
147 pm::g_crr_car_elements[car_ele_name] = init_car_ele;
150 pm::g_prv_car_elements = pm::g_crr_car_elements;
153 static void initializeLocalLayerState() {
154 pm::AreaState init_area;
155 pm::LayoutState init_layout;
156 init_area.name = "none";
157 init_area.category = "none";
158 init_area.role = "none";
159 init_layout.name = "none";
160 init_layout.area_list.push_back(init_area);
162 for (int i = stm::gStmLayerNoMin; i <= stm::gStmLayerNoMax; i++) {
163 const char* layer_name = stm::gStmLayerName[i];
164 pm::g_crr_layers[layer_name].name = layer_name;
165 pm::g_crr_layers[layer_name].layout_state = init_layout;
166 pm::g_crr_layers[layer_name].changed = 0;
169 pm::g_prv_layers = pm::g_crr_layers;
172 void PolicyManager::initializeLocalState() {
173 initializeLocalCarElementState();
174 initializeLocalLayerState();
177 int PolicyManager::initializeSdEventLoop() {
178 // Get default event loop object
179 int ret = sd_event_new(&(pm::event_loop));
181 HMI_ERROR("wm:pm", "Faild to sd_event_default: errno:%d", ret);
185 // Create thread for sd_event and detach
186 std::thread sd_event_loop([this]() {
188 sd_event_run(pm::event_loop, 1000);
191 sd_event_loop.detach();
196 static void addStateToJson(
197 const char* key, int is_changed, std::string state, json_object** json_out) {
198 if ((nullptr == key) || (nullptr == json_out)) {
199 HMI_ERROR("wm:pm", "Argument is nullptr!!!");
203 json_object* json_obj = json_object_new_object();
204 json_object_object_add(json_obj, "is_changed", json_object_new_boolean(is_changed));
206 HMI_DEBUG("wm:pm", "%s: state changed (%s)", key, state.c_str());
207 json_object_object_add(json_obj, "state", json_object_new_string(state.c_str()));
209 json_object_object_add(*json_out, key, json_obj);
212 static void addStateToJson(const char* layer_name, unsigned int changed,
213 pm::AreaList area_list, json_object** json_out) {
214 if ((nullptr == layer_name) || (1 < changed) || (nullptr == json_out)) {
215 HMI_ERROR("wm:pm", "Invalid argument!!!");
219 json_object* json_areas = json_object_new_array();
220 json_object* json_tmp;
221 for (pm::AreaState as : area_list) {
222 json_tmp = json_object_new_object();
223 json_object_object_add(json_tmp, "name", json_object_new_string(as.name.c_str()));
224 json_object_object_add(json_tmp, "role", json_object_new_string(as.role.c_str()));
225 json_object_array_add(json_areas, json_tmp);
228 json_object_object_add(*json_out, "name", json_object_new_string(layer_name));
229 json_object_object_add(*json_out, "changed", json_object_new_boolean(changed));
230 json_object_object_add(*json_out, "areas", json_areas);
233 static void updateLocalCarElementState(stm::stm_state_t crr_state) {
235 std::string car_state;
238 // Store previous layers
239 pm::g_prv_car_elements = pm::g_crr_car_elements;
241 // Update car elements
242 HMI_DEBUG("wm:pm", ">>> CAR ELEMENT");
243 for (int car_ele_no = stm::gStmCarElementNoMin;
244 car_ele_no <= stm::gStmCarElementNoMax; car_ele_no++) {
245 const char* car_ele_name = stm::gStmCarElementName[car_ele_no];
247 car_state_no = crr_state.car_element[car_ele_no].state;
248 car_state = stm::gStmCarStateNameList[car_ele_no][car_state_no];
249 changed = crr_state.car_element[car_ele_no].is_changed;
251 pm::g_crr_car_elements[car_ele_name].state = car_state;
252 pm::g_crr_car_elements[car_ele_name].changed = changed;
254 HMI_DEBUG("wm:pm", ">>> >>> NAME: %s", car_ele_name);
255 HMI_DEBUG("wm:pm", ">>> >>> >>> STATE:%s", car_state.c_str());
256 HMI_DEBUG("wm:pm", ">>> >>> >>> CHANGED:%d", changed);
260 static void updateLocalLayerState(int event_data, stm::stm_state_t crr_state) {
261 int event_no, category_no, area_no;
263 event_no = (event_data & STM_MSK_EVT_NO) - 1;
264 category_no = ((event_data & STM_MSK_CTG_NO) >> 8) - 1;
265 area_no = ((event_data & STM_MSK_ARA_NO) >> 16) - 1;
267 std::string req_evt = std::string(stm::gStmEventName[event_no]);
268 std::string req_ctg = std::string(stm::gStmCategoryName[category_no]);
269 std::string req_area = std::string(stm::gStmAreaName[area_no]);
270 std::string req_role = pm::g_req_role_list[event_data];
271 HMI_DEBUG("wm:pm", "REQ: event:%s role:%s category:%s area:%s",
272 req_evt.c_str(), req_role.c_str(), req_ctg.c_str(), req_area.c_str());
274 // Store previous layers
275 pm::g_prv_layers = pm::g_crr_layers;
278 for (int layer_no = stm::gStmLayerNoMin;
279 layer_no <= stm::gStmLayerNoMax; layer_no++) {
280 const char* layer_name = stm::gStmLayerName[layer_no];
281 HMI_DEBUG("wm:pm", "LAYER:%s", layer_name);
284 // If restriction mode is changed off -> on,
285 // store current state for state of restriction mode off
286 if ((crr_state.car_element[stm::gStmCarElementNoRestrictionMode].is_changed)
287 && (stm::gStmRestrictionModeStateNoOn == crr_state.car_element[stm::gStmCarElementNoRestrictionMode].state)) {
288 HMI_DEBUG("wm:lm", "Store current state for state of restriction mode off");
289 pm::g_prv_layers_car_stop[layer_name] = pm::g_crr_layers[layer_name];
292 // If car state is changed car_stop -> car_run,
293 // store current state for state of car stop
294 if ((crr_state.car.is_changed)
295 && (stm::gStmRunningNoRun == crr_state.car.state)) {
296 HMI_DEBUG("wm:lm", "Store current state for state of car stop");
297 pm::g_prv_layers_car_stop[layer_name] = pm::g_crr_layers[layer_name];
302 // This layer is changed?
303 if (crr_state.layer[layer_no].is_changed) {
304 // Get previous layout name of this layer
305 pm::LayoutState prv_layout_state = pm::g_prv_layers[layer_name].layout_state;
306 std::string prv_layout_name = prv_layout_state.name;
308 // Get current layout name of this layer
309 int crr_layout_state_no = crr_state.layer[layer_no].state;
310 std::string crr_layout_name = std::string(stm::gStmLayoutNo2Name[crr_layout_state_no]);
312 pm::LayoutState crr_layout_state;
314 if ((crr_state.car_element[stm::gStmCarElementNoRestrictionMode].is_changed)
315 && (stm::gStmRestrictionModeStateNoOff == crr_state.car_element[stm::gStmCarElementNoRestrictionMode].state)) {
316 // If restriction mode is changed on -> off,
317 // restore state of restriction mode off
318 HMI_DEBUG("wm:lm", "Restriction mode is changed on -> off, so restore state of restriction mode off");
319 crr_layout_state = pm::g_prv_layers_car_stop[layer_name].layout_state;
321 if ((crr_state.car_element[gStmCarElementNoRunning].is_changed)
322 && (stm::gStmCarElementNoStop == crr_state.car_element[gStmCarElementNoRunning].state)) {
323 // If car state is changed car_run -> car_stop,
324 // restore state of car stop
325 HMI_DEBUG("wm:lm", "Car state is changed car_run -> car_stop, so restore state of car stop");
326 crr_layout_state = pm::g_prv_layers_car_stop[layer_name].layout_state;
330 // Copy previous layout state for current
331 crr_layout_state = prv_layout_state;
333 if (prv_layout_name == crr_layout_name) {
334 HMI_DEBUG("wm:lm", "Previous layout is same with current");
337 // If previous layout is NOT same with current,
338 // current areas is set with default value
339 HMI_DEBUG("wm:lm", "Previous layout is NOT same with current");
340 crr_layout_state.name = pm::g_default_layouts[crr_layout_name].name;
341 crr_layout_state.category_num = pm::g_default_layouts[crr_layout_name].category_num;
342 crr_layout_state.area_list = pm::g_default_layouts[crr_layout_name].area_list;
345 // Create candidate list
346 std::map<std::string, pm::AreaList> cand_list;
347 for (int ctg_no=stm::gStmCategoryNoMin;
348 ctg_no<=stm::gStmCategoryNoMax; ctg_no++) {
349 const char* ctg = stm::gStmCategoryName[ctg_no];
350 HMI_DEBUG("wm:pm", "ctg:%s", ctg);
352 // Create candidate list for category from the previous displayed categories
353 pm::AreaList tmp_cand_list;
354 for (pm::AreaState area_state : prv_layout_state.area_list) {
355 if (std::string(ctg) == area_state.category) {
356 // If there is the category which is same with new category in previous layout,
358 HMI_DEBUG("wm:pm", "Push to candidate list category:%s role:%s",
359 area_state.category.c_str(), area_state.role.c_str());
360 tmp_cand_list.push_back(area_state);
364 int candidate_num = prv_layout_state.category_num[ctg];
365 int blank_num = crr_layout_state.category_num[ctg];
366 HMI_DEBUG("wm:pm", "blank_num:%d candidate_num:%d", blank_num, candidate_num);
368 // If requested event is "activate"
369 // and there are requested category and area,
370 // update area with requested role in current layout.
371 bool request_for_this_layer = false;
372 bool updated = false;
373 if ((ctg == req_ctg) && ("activate" == req_evt) ) {
374 HMI_DEBUG("wm:pm", "requested event is activate");
375 for (pm::AreaState &as : crr_layout_state.area_list) {
376 if (as.category == req_ctg) {
377 request_for_this_layer = true;
379 if (as.name == req_area) {
380 HMI_DEBUG("wm:pm", "Update current layout: area:%s category:%s role:%s",
381 as.name.c_str(), as.category.c_str(), as.role.c_str());
390 // If NOT updated: there is not requested area in new layout,
391 // so push requested role to candidate list
392 if (request_for_this_layer && (!updated)) {
393 HMI_DEBUG("wm:pm", "Push request to candidate list");
394 pm::AreaState area_state;
395 area_state.name = req_area;
396 area_state.category = req_ctg;
397 area_state.role = req_role;
398 tmp_cand_list.push_back(area_state);
402 // Compare number of candidate/blank,
403 // And remove role in order of the oldest as necessary
404 if (candidate_num < blank_num) {
405 // Refer history stack
406 // and add to the top of tmp_cand_list in order to the newest
407 while (candidate_num != blank_num) {
408 pm::AreaState area_state;
409 area_state.name = "";
410 area_state.category = ctg;
411 if (0 != crr_layout_state.role_history[ctg].size()) {
412 HMI_ERROR("wm:pm", "Use role in history stack:%s",
413 crr_layout_state.role_history[ctg].back().c_str());
414 area_state.role = crr_layout_state.role_history[ctg].back();
415 crr_layout_state.role_history[ctg].pop_back();
418 HMI_ERROR("wm:pm", "There is no role in history stack!!");
419 area_state.role = "";
421 tmp_cand_list.push_back(area_state);
425 else if (candidate_num > blank_num) {
426 HMI_DEBUG("wm:pm", "candidate_num > blank_num");
428 // Remove the oldest role from candidate list
429 while (candidate_num != blank_num) {
430 std::string removed_role = tmp_cand_list.begin()->role;
431 HMI_DEBUG("wm:pm", "Remove the oldest data(role:%s) from tmp_cand_list",
432 removed_role.c_str());
433 tmp_cand_list.erase(tmp_cand_list.begin());
436 // Push removed data to history stack
437 crr_layout_state.role_history[ctg].push_back(removed_role);
440 else { // (candidate_num == blank_num)
444 cand_list[ctg] = tmp_cand_list;
448 for (pm::AreaState &as : crr_layout_state.area_list) {
449 HMI_DEBUG("wm:pm", "Current area info area:%s category:%s",
450 as.name.c_str(), as.category.c_str());
452 HMI_DEBUG("wm:pm", "Update this area with role:%s",
453 cand_list[as.category].begin()->role.c_str());
454 as.role = cand_list[as.category].begin()->role;
455 cand_list[as.category].erase(cand_list[as.category].begin());
459 // Update current layout of this layer
460 pm::g_crr_layers[layer_name].layout_state = crr_layout_state;
461 pm::g_crr_layers[layer_name].changed = crr_state.layer[layer_no].is_changed;
465 // Erase role for the event_data from list
466 pm::g_req_role_list.erase(event_data);
469 for (auto itr : pm::g_crr_layers) {
470 pm::LayerState ls = itr.second;
471 HMI_DEBUG("wm:pm", ">>> LAYER:%s",ls.name.c_str());
472 HMI_DEBUG("wm:pm", ">>> >>> LAYOUT:%s", ls.layout_state.name.c_str());
474 for (pm::AreaState as : ls.layout_state.area_list) {
475 HMI_DEBUG("wm:pm", ">>> >>> >>> AREA:%s", as.name.c_str());
476 HMI_DEBUG("wm:pm", ">>> >>> >>> >>> CTG:%s", as.category.c_str());
477 HMI_DEBUG("wm:pm", ">>> >>> >>> >>> ROLE:%s", as.role.c_str());
479 HMI_DEBUG("wm:pm", ">>> >>> CHANGED:%d", ls.changed);
483 static void updateLocalState(int event_data, stm::stm_state_t crr_state) {
484 updateLocalCarElementState(crr_state);
485 updateLocalLayerState(event_data, crr_state);
488 static void createOutputInformation(stm::stm_state_t crr_state, json_object **json_out) {
489 json_object* json_tmp;
491 // Create car element information
495 // "parking_brake": {
496 // "is_changed": <bool>,
497 // "state": <const char*>
501 json_object* json_car_ele = json_object_new_array();
502 const char* car_ele_name;
503 for (int car_ele_no = stm::gStmCarElementNoMin;
504 car_ele_no <= stm::gStmCarElementNoMax; car_ele_no++) {
505 car_ele_name = stm::gStmCarElementName[car_ele_no];
506 json_tmp = json_object_new_object();
507 addStateToJson(car_ele_name,
508 pm::g_crr_car_elements[car_ele_name].changed,
509 pm::g_crr_car_elements[car_ele_name].state,
511 json_object_array_add(json_car_ele, json_tmp);
513 json_object_object_add(*json_out, "car_elements", json_car_ele);
515 // Create layout information
520 // "changed": <bool>,
523 // "name":<const char*>,
524 // "role":<const char*>
531 json_object* json_layer = json_object_new_array();
532 const char* layer_name;
533 for (int layer_no = stm::gStmLayerNoMin;
534 layer_no <= stm::gStmLayerNoMax; layer_no++) {
535 layer_name = stm::gStmLayerName[layer_no];
536 json_tmp = json_object_new_object();
537 addStateToJson(layer_name,
538 pm::g_crr_layers[layer_name].changed,
539 pm::g_crr_layers[layer_name].layout_state.area_list,
541 json_object_array_add(json_layer, json_tmp);
543 json_object_object_add(*json_out, "layers", json_layer);
546 static int checkPolicyEntry(int event, uint64_t delay_ms, std::string role);
547 static void controlTimerEvent(stm::stm_state_t crr_state) {
548 if (crr_state.car_element[stm::gStmCarElementNoRunning].is_changed) {
549 if (stm::gStmRunningNoRun == crr_state.car_element[stm::gStmCarElementNoRunning].state) {
550 // Set delay event(restriction mode on)
551 checkPolicyEntry(STM_EVT_NO_RESTRICTION_MODE_ON, 3000, "");
553 else if (stm::gStmRunningNoStop == crr_state.car_element[stm::gStmCarElementNoRunning].state) {
554 // Stop timer for restriction on event
555 if (pm::event_source_list.find(STM_EVT_NO_RESTRICTION_MODE_ON)
556 != pm::event_source_list.end()) {
557 HMI_DEBUG("wm:pm", "Stop timer for restriction on");
558 sd_event_source *event_source
559 = pm::event_source_list[STM_EVT_NO_RESTRICTION_MODE_ON];
560 int ret = sd_event_source_set_enabled(event_source, SD_EVENT_OFF);
562 HMI_ERROR("wm:pm", "Failed to stop timer");
566 // Set event(restriction mode off)
567 checkPolicyEntry(STM_EVT_NO_RESTRICTION_MODE_OFF, 0, "");
572 static int checkPolicy(sd_event_source *source, void *data) {
573 HMI_DEBUG("wm:pm", "Call");
574 HMI_DEBUG("wm:pm", ">>>>>>>>>> START CHECK POLICY");
576 int event_data = *((int*)data);
578 int event_no, category_no, area_no;
579 event_no = (event_data & STM_MSK_EVT_NO) - 1;
580 category_no = ((event_data & STM_MSK_CTG_NO) >> 8) - 1;
581 area_no = ((event_data & STM_MSK_ARA_NO) >> 16) - 1;
582 HMI_DEBUG("wm:pm", ">>>>>>>>>> event:%s category:%s area:%s",
583 stm::gStmEventName[event_no],
584 stm::gStmCategoryName[category_no],
585 stm::gStmAreaName[area_no]);
588 stm::stm_state_t crr_state;
589 int ret = stm::stmTransitionState(event_data, &crr_state);
591 HMI_ERROR("wm:pm", "Failed transition state");
592 if (nullptr != pm::callback.onError) {
593 json_object* json_out = json_object_new_object();
594 json_object_object_add(json_out, "message",
595 json_object_new_string("Failed to transition state"));
596 json_object_object_add(json_out, "event",
597 json_object_new_string(stm::gStmEventName[event_no]));
598 json_object_object_add(json_out, "role",
599 json_object_new_string(pm::g_req_role_list[event_data].c_str()));
600 json_object_object_add(json_out, "area",
601 json_object_new_string(stm::gStmAreaName[area_no]));
602 pm::callback.onError(json_out);
603 json_object_put(json_out);
608 // Update state which is managed by PolicyManager
609 updateLocalState(event_data, crr_state);
611 // Create output information for ResourceManager
612 json_object* json_out = json_object_new_object();
613 createOutputInformation(crr_state, &json_out);
615 // Notify changed state
616 if (nullptr != pm::callback.onStateTransitioned) {
617 pm::callback.onStateTransitioned(json_out);
620 // Start/Stop timer events
621 controlTimerEvent(crr_state);
623 // Release json_object
624 json_object_put(json_out);
629 // Destroy sd_event_source object
630 sd_event_source_unref(source);
632 // Remove event source from list
633 if (pm::event_source_list.find(event_data) != pm::event_source_list.end()) {
634 pm::event_source_list.erase(event_data);
637 HMI_DEBUG("wm:pm", ">>>>>>>>>> FINISH CHECK POLICY");
641 static int timerEvent(sd_event_source *source, uint64_t usec, void *data) {
642 HMI_DEBUG("wm:pm", "Call");
644 int ret = checkPolicy(source, data);
648 static int checkPolicyEntry(int event, uint64_t delay_ms, std::string role)
650 HMI_DEBUG("wm:pm", "Call");
651 HMI_DEBUG("wm:pm", "event:0x%x delay:%d role:%s", event, delay_ms, role.c_str());
653 // Store requested role
654 pm::g_req_role_list[event] = role;
657 int ret = sd_event_add_defer(pm::event_loop, NULL,
658 &checkPolicy, new int(event));
660 HMI_ERROR("wm:pm", "Faild to sd_event_add_defer: errno:%d", ret);
661 pm::g_req_role_list.erase(event);
667 struct timespec time_spec;
668 clock_gettime(CLOCK_MONOTONIC, &time_spec);
670 // Calculate timer fired time
671 uint64_t usec = (time_spec.tv_sec * 1000000)
672 + (time_spec.tv_nsec / 1000)
676 struct sd_event_source* event_source;
677 int ret = sd_event_add_time(pm::event_loop, &event_source, CLOCK_MONOTONIC, usec, 1,
678 &timerEvent, new int(event));
680 HMI_ERROR("wm:pm", "Faild to sd_event_add_time: errno:%d", ret);
681 pm::g_req_role_list.erase(event);
685 // Store event source
686 pm::event_source_list[event] = event_source;
692 void PolicyManager::registerCallback(CallbackTable callback) {
693 HMI_DEBUG("wm:pm", "Call");
695 pm::callback.onStateTransitioned = callback.onStateTransitioned;
696 pm::callback.onError = callback.onError;
699 int PolicyManager::setInputEventData(json_object* json_in) {
700 HMI_DEBUG("wm:pm", "Call");
703 if (nullptr == json_in) {
704 HMI_ERROR("wm:pm", "Argument is NULL!!");
708 // Get event from json_object
709 const char* event = this->getStringFromJson(json_in, "event");
711 if (nullptr != event) {
712 // Convert name to number
713 event_no = this->eventname2no[event];
714 HMI_DEBUG("wm:pm", "event(%s:%d)", event, event_no);
717 // Get role from json_object
718 const char* role = this->getStringFromJson(json_in, "role");
720 if (nullptr != role) {
721 HMI_DEBUG("wm:pm", "role(%s)", role);
723 // Convert role to category
724 const char* category = this->role2category[role].c_str();
725 if (0 == strcmp("", category)) {
726 HMI_ERROR("wm:pm", "Error!!");
729 HMI_DEBUG("wm:pm", "category(%s)", category);
731 // Convert name to number
732 category_no = categoryname2no[category];
733 HMI_DEBUG("wm:pm", "role(%s), category(%s:%d)", role, category, category_no);
736 // Get areat from json_object
737 const char* area = this->getStringFromJson(json_in, "area");
739 if (nullptr != area) {
740 // Convert name to number
741 area_no = areaname2no[area];
742 HMI_DEBUG("wm:pm", "area(%s:%d)", area, area_no);
745 // Set event info to the queue
746 EventInfo event_info;
747 event_info.event = (event_no | category_no | area_no);
748 if (nullptr == role) {
749 event_info.role = std::string("");
752 event_info.role = std::string(role);
754 event_info.delay = 0;
755 this->event_info_queue.push(event_info);
760 int PolicyManager::executeStateTransition() {
761 HMI_DEBUG("wm:pm", "Call");
764 EventInfo event_info;
766 while (!this->event_info_queue.empty()) {
767 // Get event info from queue and delete
768 event_info = this->event_info_queue.front();
769 this->event_info_queue.pop();
771 // Set event info for checking policy
772 ret = checkPolicyEntry(event_info.event, event_info.delay, event_info.role);
777 void PolicyManager::undoState() {
778 HMI_DEBUG("wm:pm", "Call");
783 pm::g_crr_layers = pm::g_prv_layers;
786 extern const char* kDefaultRoleDb;
787 int PolicyManager::loadRoleDb() {
788 HMI_DEBUG("wm:pm", "Call");
790 std::string file_name;
792 // Get afm application installed dir
793 char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
794 HMI_DEBUG("wm:pm", "afm_app_install_dir:%s", afm_app_install_dir);
796 if (!afm_app_install_dir) {
797 HMI_ERROR("wm:pm", "AFM_APP_INSTALL_DIR is not defined");
800 file_name = std::string(afm_app_install_dir) + std::string("/etc/role.db");
804 json_object* json_obj;
805 int ret = this->inputJsonFilie(file_name.c_str(), &json_obj);
807 HMI_ERROR("wm:pm", "Could not open role.db, so use default role information");
808 json_obj = json_tokener_parse(kDefaultRoleDb);
810 HMI_DEBUG("wm:pm", "json_obj dump:%s", json_object_get_string(json_obj));
812 json_object* json_roles;
813 if (!json_object_object_get_ex(json_obj, "roles", &json_roles)) {
814 HMI_ERROR("wm:pm", "Parse Error!!");
818 int len = json_object_array_length(json_roles);
819 HMI_DEBUG("wm:pm", "json_cfg len:%d", len);
820 HMI_DEBUG("wm:pm", "json_cfg dump:%s", json_object_get_string(json_roles));
822 json_object* json_tmp;
823 const char* category;
826 for (int i=0; i<len; i++) {
827 json_tmp = json_object_array_get_idx(json_roles, i);
829 category = this->getStringFromJson(json_tmp, "category");
830 roles = this->getStringFromJson(json_tmp, "role");
831 areas = this->getStringFromJson(json_tmp, "area");
833 if ((nullptr == category) || (nullptr == roles) || (nullptr == areas)) {
834 HMI_ERROR("wm:pm", "Parse Error!!");
838 // Parse roles by '|'
839 std::vector<std::string> vct_roles;
840 vct_roles = this->parseString(std::string(roles), '|');
842 // Parse areas by '|'
843 std::vector<std::string> vct_areas;
844 vct_areas = this->parseString(std::string(areas), '|');
846 // Set role, category, default area
847 for (auto itr = vct_roles.begin(); itr != vct_roles.end(); ++itr) {
848 // Delete space from role and area name
849 std::string role = this->deleteSpace(*itr);
850 std::string area = this->deleteSpace(vct_areas[0]);
852 this->role2category[role] = std::string(category);
853 this->role2defaultarea[role] = area;
856 this->category2role[std::string(category)] = std::string(roles);
860 HMI_DEBUG("wm:pm", "Check role2category");
861 for (auto& x:this->role2category){
862 HMI_DEBUG("wm:pm", "key:%s, val:%s", x.first.c_str(), x.second.c_str());
865 HMI_DEBUG("wm:pm", "Check role2defaultarea");
866 for (auto& x:this->role2defaultarea){
867 HMI_DEBUG("wm:pm", "key:%s, val:%s", x.first.c_str(), x.second.c_str());
870 HMI_DEBUG("wm:pm", "Check category2role");
871 for (auto& x:this->category2role){
872 HMI_DEBUG("wm:pm", "key:%s, val:%s", x.first.c_str(), x.second.c_str());
878 extern const char* kDefaultLayoutDb;
879 int PolicyManager::loadLayoutDb() {
880 HMI_DEBUG("wm:lm", "Call");
882 // Get afm application installed dir
883 char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
884 HMI_DEBUG("wm:pm", "afm_app_install_dir:%s", afm_app_install_dir);
886 std::string file_name;
887 if (!afm_app_install_dir) {
888 HMI_ERROR("wm:pm", "AFM_APP_INSTALL_DIR is not defined");
891 file_name = std::string(afm_app_install_dir) + std::string("/etc/layout.db");
895 json_object* json_obj;
896 int ret = this->inputJsonFilie(file_name.c_str(), &json_obj);
898 HMI_DEBUG("wm:pm", "Could not open layout.db, so use default layout information");
899 json_obj = json_tokener_parse(kDefaultLayoutDb);
901 HMI_DEBUG("wm:pm", "json_obj dump:%s", json_object_get_string(json_obj));
904 HMI_DEBUG("wm:pm", "Perse layouts");
905 json_object* json_cfg;
906 if (!json_object_object_get_ex(json_obj, "layouts", &json_cfg)) {
907 HMI_ERROR("wm:pm", "Parse Error!!");
911 int len = json_object_array_length(json_cfg);
912 HMI_DEBUG("wm:pm", "json_cfg len:%d", len);
913 HMI_DEBUG("wm:pm", "json_cfg dump:%s", json_object_get_string(json_cfg));
917 const char* category;
918 for (int i=0; i<len; i++) {
919 json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
921 layout = this->getStringFromJson(json_tmp, "name");
922 if (nullptr == layout) {
923 HMI_ERROR("wm:pm", "Parse Error!!");
926 HMI_DEBUG("wm:pm", "> layout:%s", layout);
928 json_object* json_area_array;
929 if (!json_object_object_get_ex(json_tmp, "areas", &json_area_array)) {
930 HMI_ERROR("wm:pm", "Parse Error!!");
934 int len_area = json_object_array_length(json_area_array);
935 HMI_DEBUG("wm:pm", "json_area_array len:%d", len_area);
936 HMI_DEBUG("wm:pm", "json_area_array dump:%s", json_object_get_string(json_area_array));
938 pm::LayoutState layout_state;
939 pm::AreaState area_state;
940 std::map<std::string, int> category_num;
941 for (int ctg_no = stm::gStmCategoryNoMin;
942 ctg_no <= stm::gStmCategoryNoMax; ctg_no++) {
943 const char* ctg_name = stm::gStmCategoryName[ctg_no];
944 category_num[ctg_name] = 0;
947 for (int j=0; j<len_area; j++) {
948 json_object* json_area = json_object_array_get_idx(json_area_array, j);
951 const char* area = this->getStringFromJson(json_area, "name");
952 if (nullptr == area) {
953 HMI_ERROR("wm:pm", "Parse Error!!");
956 area_state.name = std::string(area);
957 HMI_DEBUG("wm:pm", ">> area:%s", area);
959 // Get app attribute of the area
960 category = this->getStringFromJson(json_area, "category");
961 if (nullptr == category) {
962 HMI_ERROR("wm:pm", "Parse Error!!");
965 area_state.category = std::string(category);
966 category_num[category]++;
967 HMI_DEBUG("wm:pm", ">>> category:%s", category);
969 role = this->getStringFromJson(json_area, "role");
970 if (nullptr != role) {
971 // Role is NOT essential here
972 area_state.role = std::string(role);
975 area_state.role = std::string("");
978 HMI_DEBUG("wm:pm", ">>> role:%s", role);
980 layout_state.area_list.push_back(area_state);
984 layout_state.name = layout;
985 layout_state.category_num = category_num;
986 pm::g_default_layouts[layout] = layout_state;
989 // initialize for none layout
990 pm::LayoutState none_layout_state;
991 memset(&none_layout_state, 0, sizeof(none_layout_state));
992 none_layout_state.name = "none";
993 pm::g_default_layouts["none"] = none_layout_state;
996 for(auto itr_layout = pm::g_default_layouts.begin();
997 itr_layout != pm::g_default_layouts.end(); ++itr_layout) {
998 HMI_DEBUG("wm:pm", ">>> layout:%s", itr_layout->first.c_str());
1000 for (auto itr_area = itr_layout->second.area_list.begin();
1001 itr_area != itr_layout->second.area_list.end(); ++itr_area) {
1002 HMI_DEBUG("wm:pm", ">>> >>> area :%s", itr_area->name.c_str());
1003 HMI_DEBUG("wm:pm", ">>> >>> category:%s", itr_area->category.c_str());
1004 HMI_DEBUG("wm:pm", ">>> >>> role :%s", itr_area->role.c_str());
1008 // Release json_object
1009 json_object_put(json_obj);
1015 // This function will be removed because json_helper has same function.
1016 // json_helper should be library.
1017 const char* PolicyManager::getStringFromJson(json_object* obj, const char* key) {
1018 if ((nullptr == obj) || (nullptr == key)) {
1019 HMI_ERROR("wm:pm", "Argument is nullptr!!!");
1024 if (!json_object_object_get_ex(obj, key, &tmp)) {
1025 HMI_DEBUG("wm:pm", "Not found key \"%s\"", key);
1029 return json_object_get_string(tmp);
1033 // This function will be removed because json_helper has same function.
1034 // json_helper should be library.
1035 int PolicyManager::inputJsonFilie(const char* file, json_object** obj) {
1036 const int input_size = 128;
1039 if ((nullptr == file) || (nullptr == obj)) {
1040 HMI_ERROR("wm:jh", "Argument is nullptr!!!");
1044 HMI_DEBUG("wm:jh", "Input file: %s", file);
1047 FILE *fp = fopen(file, "rb");
1048 if (nullptr == fp) {
1049 HMI_ERROR("wm:jh", "Could not open file");
1054 struct json_tokener *tokener = json_tokener_new();
1055 enum json_tokener_error json_error;
1056 char buffer[input_size];
1059 size_t len = fread(buffer, sizeof(char), input_size, fp);
1060 *obj = json_tokener_parse_ex(tokener, buffer, len);
1061 if (nullptr != *obj) {
1062 HMI_DEBUG("wm:jh", "File input is success");
1067 json_error = json_tokener_get_error(tokener);
1068 if ((json_tokener_continue != json_error)
1069 || (input_size > len)) {
1070 HMI_ERROR("wm:jh", "Failed to parse file (byte:%d err:%s)",
1071 (input_size * block_cnt), json_tokener_error_desc(json_error));
1072 HMI_ERROR("wm:jh", "\n%s", buffer);
1082 // Free json_tokener
1083 json_tokener_free(tokener);
1088 std::vector<std::string> PolicyManager::parseString(std::string str, char delimiter) {
1089 // Parse string by delimiter
1090 std::vector<std::string> vct;
1091 std::stringstream ss{str};
1093 while (std::getline(ss, buf, delimiter)) {
1101 std::string PolicyManager::deleteSpace(std::string str) {
1102 std::string ret = str;
1104 while ((pos = ret.find_first_of(" ")) != std::string::npos) {
1110 const char* kDefaultRoleDb = "{ \
1113 \"category\": \"homescreen\", \
1114 \"role\": \"homescreen\", \
1115 \"area\": \"full\", \
1118 \"category\": \"map\", \
1119 \"role\": \"map\", \
1120 \"area\": \"full | normal | split.main\", \
1123 \"category\": \"general\", \
1124 \"role\": \"poi | music | video | browser | sdl | settings | mixer | radio | hvac | dashboard | debug\", \
1125 \"area\": \"normal\", \
1128 \"category\": \"phone\", \
1129 \"role\": \"phone\", \
1130 \"area\": \"normal\", \
1133 \"category\": \"splitable\", \
1134 \"role\": \"splitable1 | splitable2\", \
1135 \"area\": \"normal | split.main | split.sub\", \
1138 \"category\": \"popup\", \
1139 \"role\": \"popup\", \
1140 \"area\": \"on_screen\", \
1143 \"category\": \"system_alert\", \
1144 \"role\": \"system_alert\", \
1145 \"area\": \"on_screen\", \
1148 \"category\": \"tbt\", \
1149 \"role\": \"tbt\", \
1150 \"area\": \"hud\", \
1156 const char* kDefaultLayoutDb = "{ \
1160 \"layer\": \"on_screen\", \
1163 \"name\": \"pop_up\", \
1164 \"role\": \"incomming_call\" \
1170 \"layer\": \"on_screen\", \
1173 \"name\": \"system_alert\", \
1174 \"role\": \"system_alert\" \
1180 \"layer\": \"apps\", \
1183 \"name\": \"normal\", \
1190 \"layer\": \"apps\", \
1193 \"name\": \"split.main\", \
1197 \"name\": \"split.sub\", \
1198 \"category\": \"hvac\" \
1204 \"layer\": \"apps\", \
1207 \"name\": \"full\", \
1214 \"layer\": \"apps\", \
1217 \"name\": \"normal\", \
1218 \"category\": \"splitable\" \
1224 \"layer\": \"apps\", \
1227 \"name\": \"split.main\", \
1228 \"category\": \"splitable\" \
1231 \"name\": \"split.sub\", \
1232 \"category\": \"splitable\" \
1238 \"layer\": \"apps\", \
1241 \"name\": \"normal\", \
1242 \"category\": \"general\" \
1248 \"layer\": \"homescreen\", \
1251 \"name\": \"full\", \
1252 \"role\": \"homescreen\" \
1259 \"name\": \"normal\", \
1268 \"name\": \"split.main\", \
1277 \"name\": \"split.sub\", \
1286 \"name\": \"full\", \
1295 \"name\": \"pop_up\", \
1304 \"name\": \"system_alert\", \