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.
24 #include <systemd/sd-event.h>
25 #include <json-c/json.h>
26 #include "policy_manager.hpp"
27 #include "hmi-debug.h"
31 #include "dummy_stm.h"
37 typedef struct AreaState {
43 typedef std::vector<AreaState> AreaList;
44 typedef struct LayoutState {
46 std::map<std::string, int> category_num;
48 std::map<std::string, std::vector<std::string>> role_history;
51 typedef struct LayerState {
53 LayoutState layout_state;
57 typedef struct CarElement {
62 typedef struct EventInfo {
68 struct sd_event* event_loop;
69 std::map<int, struct sd_event_source*> event_source_list;
70 std::map<int, std::string> g_req_role_list;
71 PolicyManager::CallbackTable callback;
72 std::queue<EventInfo> g_event_info_queue;
74 std::unordered_map<std::string, CarElement> g_prv_car_elements;
75 std::unordered_map<std::string, CarElement> g_crr_car_elements;
77 std::unordered_map<std::string, LayerState> g_prv_layers;
78 std::unordered_map<std::string, LayerState> g_crr_layers;
80 std::unordered_map<std::string, LayerState> g_prv_layers_car_stop;
82 std::unordered_map<std::string, LayoutState> g_default_layouts;
86 PolicyManager::PolicyManager() :
94 HMI_DEBUG("wm:pm", "Call");
97 int PolicyManager::initialize() {
98 HMI_DEBUG("wm:pm", "Call");
102 // Create convert map
103 for (int i = stm::gStmEventNoMin; i <= stm::gStmEventNoMax; i++) {
104 HMI_DEBUG("wm:pm", "event name:%s no:%d", stm::gStmEventName[i], stm::gStmEventNo[i]);
105 this->eventname2no[stm::gStmEventName[i]] = stm::gStmEventNo[i];
108 for (int i = stm::gStmCategoryNoMin; i <= stm::gStmCategoryNoMax; i++) {
109 HMI_DEBUG("wm:pm", "category name:%s no:%d", stm::gStmCategoryName[i], stm::gStmCategoryNo[i]);
110 this->categoryname2no[stm::gStmCategoryName[i]] = stm::gStmCategoryNo[i];
113 for (int i = stm::gStmAreaNoMin; i <= stm::gStmAreaNoMax; i++) {
114 HMI_DEBUG("wm:pm", "area name:%s no:%d", stm::gStmAreaName[i], stm::gStmAreaNo[i]);
115 this->areaname2no[stm::gStmAreaName[i]] = stm::gStmAreaNo[i];
119 ret = this->loadRoleDb();
121 HMI_ERROR("wm:pm", "Load role.db Error!!");
126 ret = this->loadLayoutDb();
128 HMI_ERROR("wm:pm", "Load layout.db Error!!");
132 // Initialize state which is managed by PolicyManager
133 this->initializeLocalState();
135 // Initialize StateTransitioner
136 stm::stmInitialize();
138 // Initialize sd_event loop
139 ret = this->initializeSdEventLoop();
141 HMI_ERROR("wm:pm", "Failed to initializeSdEventLoop!!");
148 static void initializeLocalCarElementState() {
149 pm::CarElement init_car_ele;
150 init_car_ele.state = "none";
151 init_car_ele.changed = 0;
153 for (int i = stm::gStmCarElementNoMin; i <= stm::gStmCarElementNoMax; i++) {
154 const char* car_ele_name = stm::gStmCarElementName[i];
155 pm::g_crr_car_elements[car_ele_name] = init_car_ele;
158 pm::g_prv_car_elements = pm::g_crr_car_elements;
161 static void initializeLocalLayerState() {
162 pm::AreaState init_area;
163 pm::LayoutState init_layout;
164 init_area.name = "none";
165 init_area.category = "none";
166 init_area.role = "none";
167 init_layout.name = "none";
168 init_layout.area_list.push_back(init_area);
170 for (int i = stm::gStmLayerNoMin; i <= stm::gStmLayerNoMax; i++) {
171 const char* layer_name = stm::gStmLayerName[i];
172 pm::g_crr_layers[layer_name].name = layer_name;
173 pm::g_crr_layers[layer_name].layout_state = init_layout;
174 pm::g_crr_layers[layer_name].changed = 0;
177 pm::g_prv_layers = pm::g_crr_layers;
180 void PolicyManager::initializeLocalState() {
181 initializeLocalCarElementState();
182 initializeLocalLayerState();
185 int PolicyManager::initializeSdEventLoop() {
186 // Get default event loop object
187 int ret = sd_event_new(&(pm::event_loop));
189 HMI_ERROR("wm:pm", "Faild to sd_event_default: errno:%d", ret);
193 // Create thread for sd_event and detach
194 std::thread sd_event_loop([this]() {
196 sd_event_run(pm::event_loop, 1000);
199 sd_event_loop.detach();
204 static void addStateToJson(
205 const char* key, int is_changed, std::string state, json_object** json_out) {
206 if ((nullptr == key) || (nullptr == json_out)) {
207 HMI_ERROR("wm:pm", "Argument is nullptr!!!");
211 json_object* json_obj = json_object_new_object();
212 json_object_object_add(json_obj, "is_changed", json_object_new_boolean(is_changed));
214 HMI_DEBUG("wm:pm", "%s: state changed (%s)", key, state.c_str());
215 json_object_object_add(json_obj, "state", json_object_new_string(state.c_str()));
217 json_object_object_add(*json_out, key, json_obj);
220 static void addStateToJson(const char* layer_name, unsigned int changed,
221 pm::AreaList area_list, json_object** json_out) {
222 if ((nullptr == layer_name) || (1 < changed) || (nullptr == json_out)) {
223 HMI_ERROR("wm:pm", "Invalid argument!!!");
227 json_object* json_areas = json_object_new_array();
228 json_object* json_tmp;
229 for (pm::AreaState as : area_list) {
230 json_tmp = json_object_new_object();
231 json_object_object_add(json_tmp, "name", json_object_new_string(as.name.c_str()));
232 json_object_object_add(json_tmp, "role", json_object_new_string(as.role.c_str()));
233 json_object_array_add(json_areas, json_tmp);
236 json_object_object_add(*json_out, "name", json_object_new_string(layer_name));
237 json_object_object_add(*json_out, "changed", json_object_new_boolean(changed));
238 json_object_object_add(*json_out, "areas", json_areas);
241 static void updateLocalCarElementState(stm::stm_state_t crr_state) {
243 std::string car_state;
246 // Store previous layers
247 pm::g_prv_car_elements = pm::g_crr_car_elements;
249 // Update car elements
250 HMI_DEBUG("wm:pm", ">>> CAR ELEMENT");
251 for (int car_ele_no = stm::gStmCarElementNoMin;
252 car_ele_no <= stm::gStmCarElementNoMax; car_ele_no++) {
253 const char* car_ele_name = stm::gStmCarElementName[car_ele_no];
255 car_state_no = crr_state.car_element[car_ele_no].state;
256 car_state = stm::gStmCarStateNameList[car_ele_no][car_state_no];
257 changed = crr_state.car_element[car_ele_no].is_changed;
259 pm::g_crr_car_elements[car_ele_name].state = car_state;
260 pm::g_crr_car_elements[car_ele_name].changed = changed;
262 HMI_DEBUG("wm:pm", ">>> >>> NAME: %s", car_ele_name);
263 HMI_DEBUG("wm:pm", ">>> >>> >>> STATE:%s", car_state.c_str());
264 HMI_DEBUG("wm:pm", ">>> >>> >>> CHANGED:%d", changed);
268 static void updateLocalLayerState(int event_data, stm::stm_state_t crr_state) {
269 int event_no, category_no, area_no;
271 event_no = (event_data & STM_MSK_EVT_NO) - 1;
272 category_no = ((event_data & STM_MSK_CTG_NO) >> 8) - 1;
273 area_no = ((event_data & STM_MSK_ARA_NO) >> 16) - 1;
275 std::string req_evt = std::string(stm::gStmEventName[event_no]);
276 std::string req_ctg = std::string(stm::gStmCategoryName[category_no]);
277 std::string req_area = std::string(stm::gStmAreaName[area_no]);
278 std::string req_role = pm::g_req_role_list[event_data];
279 HMI_DEBUG("wm:pm", "REQ: event:%s role:%s category:%s area:%s",
280 req_evt.c_str(), req_role.c_str(), req_ctg.c_str(), req_area.c_str());
282 // Store previous layers
283 pm::g_prv_layers = pm::g_crr_layers;
286 for (int layer_no = stm::gStmLayerNoMin;
287 layer_no <= stm::gStmLayerNoMax; layer_no++) {
288 const char* layer_name = stm::gStmLayerName[layer_no];
289 HMI_DEBUG("wm:pm", "LAYER:%s", layer_name);
292 // If restriction mode is changed off -> on,
293 // store current state for state of restriction mode off
294 if ((crr_state.car_element[stm::gStmCarElementNoRestrictionMode].is_changed)
295 && (stm::gStmRestrictionModeStateNoOn == crr_state.car_element[stm::gStmCarElementNoRestrictionMode].state)) {
296 HMI_DEBUG("wm:lm", "Store current state for state of restriction mode off");
297 pm::g_prv_layers_car_stop[layer_name] = pm::g_crr_layers[layer_name];
300 // If car state is changed car_stop -> car_run,
301 // store current state for state of car stop
302 if ((crr_state.car.is_changed)
303 && (stm::gStmRunningNoRun == crr_state.car.state)) {
304 HMI_DEBUG("wm:lm", "Store current state for state of car stop");
305 pm::g_prv_layers_car_stop[layer_name] = pm::g_crr_layers[layer_name];
310 // This layer is changed?
311 if (crr_state.layer[layer_no].is_changed) {
312 // Get previous layout name of this layer
313 pm::LayoutState prv_layout_state = pm::g_prv_layers[layer_name].layout_state;
314 std::string prv_layout_name = prv_layout_state.name;
316 // Get current layout name of this layer
317 int crr_layout_state_no = crr_state.layer[layer_no].state;
318 std::string crr_layout_name = std::string(stm::gStmLayoutNo2Name[crr_layout_state_no]);
320 pm::LayoutState crr_layout_state;
322 if ((crr_state.car_element[stm::gStmCarElementNoRestrictionMode].is_changed)
323 && (stm::gStmRestrictionModeStateNoOff == crr_state.car_element[stm::gStmCarElementNoRestrictionMode].state)) {
324 // If restriction mode is changed on -> off,
325 // restore state of restriction mode off
326 HMI_DEBUG("wm:lm", "Restriction mode is changed on -> off, so restore state of restriction mode off");
327 crr_layout_state = pm::g_prv_layers_car_stop[layer_name].layout_state;
329 if ((crr_state.car_element[gStmCarElementNoRunning].is_changed)
330 && (stm::gStmCarElementNoStop == crr_state.car_element[gStmCarElementNoRunning].state)) {
331 // If car state is changed car_run -> car_stop,
332 // restore state of car stop
333 HMI_DEBUG("wm:lm", "Car state is changed car_run -> car_stop, so restore state of car stop");
334 crr_layout_state = pm::g_prv_layers_car_stop[layer_name].layout_state;
338 // Copy previous layout state for current
339 crr_layout_state = prv_layout_state;
341 if (prv_layout_name == crr_layout_name) {
342 HMI_DEBUG("wm:lm", "Previous layout is same with current");
345 // If previous layout is NOT same with current,
346 // current areas is set with default value
347 HMI_DEBUG("wm:lm", "Previous layout is NOT same with current");
348 crr_layout_state.name = pm::g_default_layouts[crr_layout_name].name;
349 crr_layout_state.category_num = pm::g_default_layouts[crr_layout_name].category_num;
350 crr_layout_state.area_list = pm::g_default_layouts[crr_layout_name].area_list;
353 // Create candidate list
354 std::map<std::string, pm::AreaList> cand_list;
355 for (int ctg_no=stm::gStmCategoryNoMin;
356 ctg_no<=stm::gStmCategoryNoMax; ctg_no++) {
357 const char* ctg = stm::gStmCategoryName[ctg_no];
358 HMI_DEBUG("wm:pm", "ctg:%s", ctg);
360 // Create candidate list for category from the previous displayed categories
361 pm::AreaList tmp_cand_list;
362 for (pm::AreaState area_state : prv_layout_state.area_list) {
363 if (std::string(ctg) == area_state.category) {
364 // If there is the category which is same with new category in previous layout,
366 HMI_DEBUG("wm:pm", "Push to candidate list category:%s role:%s",
367 area_state.category.c_str(), area_state.role.c_str());
368 tmp_cand_list.push_back(area_state);
372 int candidate_num = prv_layout_state.category_num[ctg];
373 int blank_num = crr_layout_state.category_num[ctg];
374 HMI_DEBUG("wm:pm", "blank_num:%d candidate_num:%d", blank_num, candidate_num);
376 // If requested event is "activate"
377 // and there are requested category and area,
378 // update area with requested role in current layout.
379 bool request_for_this_layer = false;
380 bool updated = false;
381 if ((ctg == req_ctg) && ("activate" == req_evt) ) {
382 HMI_DEBUG("wm:pm", "requested event is activate");
383 for (pm::AreaState &as : crr_layout_state.area_list) {
384 if (as.category == req_ctg) {
385 request_for_this_layer = true;
387 if (as.name == req_area) {
388 HMI_DEBUG("wm:pm", "Update current layout: area:%s category:%s role:%s",
389 as.name.c_str(), as.category.c_str(), as.role.c_str());
398 // If NOT updated: there is not requested area in new layout,
399 // so push requested role to candidate list
400 if (request_for_this_layer && (!updated)) {
401 HMI_DEBUG("wm:pm", "Push request to candidate list");
402 pm::AreaState area_state;
403 area_state.name = req_area;
404 area_state.category = req_ctg;
405 area_state.role = req_role;
406 tmp_cand_list.push_back(area_state);
410 // Compare number of candidate/blank,
411 // And remove role in order of the oldest as necessary
412 if (candidate_num < blank_num) {
413 // Refer history stack
414 // and add to the top of tmp_cand_list in order to the newest
415 while (candidate_num != blank_num) {
416 pm::AreaState area_state;
417 area_state.name = "";
418 area_state.category = ctg;
419 if (0 != crr_layout_state.role_history[ctg].size()) {
420 HMI_ERROR("wm:pm", "Use role in history stack:%s",
421 crr_layout_state.role_history[ctg].back().c_str());
422 area_state.role = crr_layout_state.role_history[ctg].back();
423 crr_layout_state.role_history[ctg].pop_back();
426 HMI_ERROR("wm:pm", "There is no role in history stack!!");
427 area_state.role = "";
429 tmp_cand_list.push_back(area_state);
433 else if (candidate_num > blank_num) {
434 HMI_DEBUG("wm:pm", "candidate_num > blank_num");
436 // Remove the oldest role from candidate list
437 while (candidate_num != blank_num) {
438 std::string removed_role = tmp_cand_list.begin()->role;
439 HMI_DEBUG("wm:pm", "Remove the oldest data(role:%s) from tmp_cand_list",
440 removed_role.c_str());
441 tmp_cand_list.erase(tmp_cand_list.begin());
444 // Push removed data to history stack
445 crr_layout_state.role_history[ctg].push_back(removed_role);
448 else { // (candidate_num == blank_num)
452 cand_list[ctg] = tmp_cand_list;
456 for (pm::AreaState &as : crr_layout_state.area_list) {
457 HMI_DEBUG("wm:pm", "Current area info area:%s category:%s",
458 as.name.c_str(), as.category.c_str());
460 HMI_DEBUG("wm:pm", "Update this area with role:%s",
461 cand_list[as.category].begin()->role.c_str());
462 as.role = cand_list[as.category].begin()->role;
463 cand_list[as.category].erase(cand_list[as.category].begin());
467 // Update current layout of this layer
468 pm::g_crr_layers[layer_name].layout_state = crr_layout_state;
469 pm::g_crr_layers[layer_name].changed = crr_state.layer[layer_no].is_changed;
473 // Erase role for the event_data from list
474 pm::g_req_role_list.erase(event_data);
477 for (auto itr : pm::g_crr_layers) {
478 pm::LayerState ls = itr.second;
479 HMI_DEBUG("wm:pm", ">>> LAYER:%s",ls.name.c_str());
480 HMI_DEBUG("wm:pm", ">>> >>> LAYOUT:%s", ls.layout_state.name.c_str());
482 for (pm::AreaState as : ls.layout_state.area_list) {
483 HMI_DEBUG("wm:pm", ">>> >>> >>> AREA:%s", as.name.c_str());
484 HMI_DEBUG("wm:pm", ">>> >>> >>> >>> CTG:%s", as.category.c_str());
485 HMI_DEBUG("wm:pm", ">>> >>> >>> >>> ROLE:%s", as.role.c_str());
487 HMI_DEBUG("wm:pm", ">>> >>> CHANGED:%d", ls.changed);
491 static void updateLocalState(int event_data, stm::stm_state_t crr_state) {
492 updateLocalCarElementState(crr_state);
493 updateLocalLayerState(event_data, crr_state);
496 static void createOutputInformation(stm::stm_state_t crr_state, json_object **json_out) {
497 json_object* json_tmp;
499 // Create car element information
503 // "parking_brake": {
504 // "is_changed": <bool>,
505 // "state": <const char*>
509 json_object* json_car_ele = json_object_new_array();
510 const char* car_ele_name;
511 for (int car_ele_no = stm::gStmCarElementNoMin;
512 car_ele_no <= stm::gStmCarElementNoMax; car_ele_no++) {
513 car_ele_name = stm::gStmCarElementName[car_ele_no];
514 json_tmp = json_object_new_object();
515 addStateToJson(car_ele_name,
516 pm::g_crr_car_elements[car_ele_name].changed,
517 pm::g_crr_car_elements[car_ele_name].state,
519 json_object_array_add(json_car_ele, json_tmp);
521 json_object_object_add(*json_out, "car_elements", json_car_ele);
523 // Create layout information
528 // "changed": <bool>,
531 // "name":<const char*>,
532 // "role":<const char*>
539 json_object* json_layer = json_object_new_array();
540 const char* layer_name;
541 for (int layer_no = stm::gStmLayerNoMin;
542 layer_no <= stm::gStmLayerNoMax; layer_no++) {
543 layer_name = stm::gStmLayerName[layer_no];
544 json_tmp = json_object_new_object();
545 addStateToJson(layer_name,
546 pm::g_crr_layers[layer_name].changed,
547 pm::g_crr_layers[layer_name].layout_state.area_list,
549 json_object_array_add(json_layer, json_tmp);
551 json_object_object_add(*json_out, "layers", json_layer);
554 static int checkPolicyEntry(int event, uint64_t delay_ms, std::string role);
555 static void controlTimerEvent(stm::stm_state_t crr_state) {
556 if (crr_state.car_element[stm::gStmCarElementNoRunning].is_changed) {
557 if (stm::gStmRunningNoRun == crr_state.car_element[stm::gStmCarElementNoRunning].state) {
558 // Set delay event(restriction mode on)
559 checkPolicyEntry(STM_EVT_NO_RESTRICTION_MODE_ON, 3000, "");
561 else if (stm::gStmRunningNoStop == crr_state.car_element[stm::gStmCarElementNoRunning].state) {
562 // Stop timer for restriction on event
563 if (pm::event_source_list.find(STM_EVT_NO_RESTRICTION_MODE_ON)
564 != pm::event_source_list.end()) {
565 HMI_DEBUG("wm:pm", "Stop timer for restriction on");
566 sd_event_source *event_source
567 = pm::event_source_list[STM_EVT_NO_RESTRICTION_MODE_ON];
568 int ret = sd_event_source_set_enabled(event_source, SD_EVENT_OFF);
570 HMI_ERROR("wm:pm", "Failed to stop timer");
574 // Set event(restriction mode off)
575 checkPolicyEntry(STM_EVT_NO_RESTRICTION_MODE_OFF, 0, "");
580 static int checkPolicy(sd_event_source *source, void *data) {
581 HMI_DEBUG("wm:pm", "Call");
582 HMI_DEBUG("wm:pm", ">>>>>>>>>> START CHECK POLICY");
584 int event_data = *((int*)data);
586 int event_no, category_no, area_no;
587 event_no = (event_data & STM_MSK_EVT_NO) - 1;
588 category_no = ((event_data & STM_MSK_CTG_NO) >> 8) - 1;
589 area_no = ((event_data & STM_MSK_ARA_NO) >> 16) - 1;
590 HMI_DEBUG("wm:pm", ">>>>>>>>>> event:%s category:%s area:%s",
591 stm::gStmEventName[event_no],
592 stm::gStmCategoryName[category_no],
593 stm::gStmAreaName[area_no]);
596 stm::stm_state_t crr_state;
597 int ret = stm::stmTransitionState(event_data, &crr_state);
599 HMI_ERROR("wm:pm", "Failed transition state");
600 if (nullptr != pm::callback.onError) {
601 json_object* json_out = json_object_new_object();
602 json_object_object_add(json_out, "message",
603 json_object_new_string("Failed to transition state"));
604 json_object_object_add(json_out, "event",
605 json_object_new_string(stm::gStmEventName[event_no]));
606 json_object_object_add(json_out, "role",
607 json_object_new_string(pm::g_req_role_list[event_data].c_str()));
608 json_object_object_add(json_out, "area",
609 json_object_new_string(stm::gStmAreaName[area_no]));
610 pm::callback.onError(json_out);
611 json_object_put(json_out);
616 // Update state which is managed by PolicyManager
617 updateLocalState(event_data, crr_state);
619 // Create output information for ResourceManager
620 json_object* json_out = json_object_new_object();
621 createOutputInformation(crr_state, &json_out);
623 // Notify changed state
624 if (nullptr != pm::callback.onStateTransitioned) {
625 pm::callback.onStateTransitioned(json_out);
628 // Start/Stop timer events
629 controlTimerEvent(crr_state);
631 // Release json_object
632 json_object_put(json_out);
637 // Destroy sd_event_source object
638 sd_event_source_unref(source);
640 // Remove event source from list
641 if (pm::event_source_list.find(event_data) != pm::event_source_list.end()) {
642 pm::event_source_list.erase(event_data);
645 HMI_DEBUG("wm:pm", ">>>>>>>>>> FINISH CHECK POLICY");
649 static int timerEvent(sd_event_source *source, uint64_t usec, void *data) {
650 HMI_DEBUG("wm:pm", "Call");
652 int ret = checkPolicy(source, data);
656 static int checkPolicyEntry(int event, uint64_t delay_ms, std::string role)
658 HMI_DEBUG("wm:pm", "Call");
659 HMI_DEBUG("wm:pm", "event:0x%x delay:%d role:%s", event, delay_ms, role.c_str());
661 // Store requested role
662 pm::g_req_role_list[event] = role;
665 int ret = sd_event_add_defer(pm::event_loop, NULL,
666 &checkPolicy, new int(event));
668 HMI_ERROR("wm:pm", "Faild to sd_event_add_defer: errno:%d", ret);
669 pm::g_req_role_list.erase(event);
675 struct timespec time_spec;
676 clock_gettime(CLOCK_MONOTONIC, &time_spec);
678 // Calculate timer fired time
679 uint64_t usec = (time_spec.tv_sec * 1000000)
680 + (time_spec.tv_nsec / 1000)
684 struct sd_event_source* event_source;
685 int ret = sd_event_add_time(pm::event_loop, &event_source, CLOCK_MONOTONIC, usec, 1,
686 &timerEvent, new int(event));
688 HMI_ERROR("wm:pm", "Faild to sd_event_add_time: errno:%d", ret);
689 pm::g_req_role_list.erase(event);
693 // Store event source
694 pm::event_source_list[event] = event_source;
700 void PolicyManager::registerCallback(CallbackTable callback) {
701 HMI_DEBUG("wm:pm", "Call");
703 pm::callback.onStateTransitioned = callback.onStateTransitioned;
704 pm::callback.onError = callback.onError;
707 int PolicyManager::setInputEventData(json_object* json_in) {
708 HMI_DEBUG("wm:pm", "Call");
711 if (nullptr == json_in) {
712 HMI_ERROR("wm:pm", "Argument is NULL!!");
716 // Get event from json_object
717 const char* event = this->getStringFromJson(json_in, "event");
719 if (nullptr != event) {
720 // Convert name to number
721 event_no = this->eventname2no[event];
722 HMI_DEBUG("wm:pm", "event(%s:%d)", event, event_no);
725 // Get role from json_object
726 const char* role = this->getStringFromJson(json_in, "role");
728 if (nullptr != role) {
729 HMI_DEBUG("wm:pm", "role(%s)", role);
731 // Convert role to category
732 const char* category = this->role2category[role].c_str();
733 if (0 == strcmp("", category)) {
734 HMI_ERROR("wm:pm", "Error!!");
737 HMI_DEBUG("wm:pm", "category(%s)", category);
739 // Convert name to number
740 category_no = categoryname2no[category];
741 HMI_DEBUG("wm:pm", "role(%s), category(%s:%d)", role, category, category_no);
744 // Get areat from json_object
745 const char* area = this->getStringFromJson(json_in, "area");
747 if (nullptr != area) {
748 // Convert name to number
749 area_no = areaname2no[area];
750 HMI_DEBUG("wm:pm", "area(%s:%d)", area, area_no);
753 // Set event info to the queue
754 pm::EventInfo event_info;
755 event_info.event = (event_no | category_no | area_no);
756 if (nullptr == role) {
757 event_info.role = std::string("");
760 event_info.role = std::string(role);
762 event_info.delay = 0;
763 pm::g_event_info_queue.push(event_info);
768 int PolicyManager::executeStateTransition() {
769 HMI_DEBUG("wm:pm", "Call");
772 pm::EventInfo event_info;
774 while (!pm::g_event_info_queue.empty()) {
775 // Get event info from queue and delete
776 event_info = pm::g_event_info_queue.front();
777 pm::g_event_info_queue.pop();
779 // Set event info for checking policy
780 ret = checkPolicyEntry(event_info.event, event_info.delay, event_info.role);
785 void PolicyManager::undoState() {
786 HMI_DEBUG("wm:pm", "Call");
791 pm::g_crr_layers = pm::g_prv_layers;
794 extern const char* kDefaultRoleDb;
795 int PolicyManager::loadRoleDb() {
796 HMI_DEBUG("wm:pm", "Call");
798 std::string file_name;
800 // Get afm application installed dir
801 char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
802 HMI_DEBUG("wm:pm", "afm_app_install_dir:%s", afm_app_install_dir);
804 if (!afm_app_install_dir) {
805 HMI_ERROR("wm:pm", "AFM_APP_INSTALL_DIR is not defined");
808 file_name = std::string(afm_app_install_dir) + std::string("/etc/role.db");
812 json_object* json_obj;
813 int ret = this->inputJsonFilie(file_name.c_str(), &json_obj);
815 HMI_ERROR("wm:pm", "Could not open role.db, so use default role information");
816 json_obj = json_tokener_parse(kDefaultRoleDb);
818 HMI_DEBUG("wm:pm", "json_obj dump:%s", json_object_get_string(json_obj));
820 json_object* json_roles;
821 if (!json_object_object_get_ex(json_obj, "roles", &json_roles)) {
822 HMI_ERROR("wm:pm", "Parse Error!!");
826 int len = json_object_array_length(json_roles);
827 HMI_DEBUG("wm:pm", "json_cfg len:%d", len);
828 HMI_DEBUG("wm:pm", "json_cfg dump:%s", json_object_get_string(json_roles));
830 json_object* json_tmp;
831 const char* category;
834 for (int i=0; i<len; i++) {
835 json_tmp = json_object_array_get_idx(json_roles, i);
837 category = this->getStringFromJson(json_tmp, "category");
838 roles = this->getStringFromJson(json_tmp, "role");
839 areas = this->getStringFromJson(json_tmp, "area");
841 if ((nullptr == category) || (nullptr == roles) || (nullptr == areas)) {
842 HMI_ERROR("wm:pm", "Parse Error!!");
846 // Parse roles by '|'
847 std::vector<std::string> vct_roles;
848 vct_roles = this->parseString(std::string(roles), '|');
850 // Parse areas by '|'
851 std::vector<std::string> vct_areas;
852 vct_areas = this->parseString(std::string(areas), '|');
854 // Set role, category, default area
855 for (auto itr = vct_roles.begin(); itr != vct_roles.end(); ++itr) {
856 // Delete space from role and area name
857 std::string role = this->deleteSpace(*itr);
858 std::string area = this->deleteSpace(vct_areas[0]);
860 this->role2category[role] = std::string(category);
861 this->role2defaultarea[role] = area;
864 this->category2role[std::string(category)] = std::string(roles);
868 HMI_DEBUG("wm:pm", "Check role2category");
869 for (auto& x:this->role2category){
870 HMI_DEBUG("wm:pm", "key:%s, val:%s", x.first.c_str(), x.second.c_str());
873 HMI_DEBUG("wm:pm", "Check role2defaultarea");
874 for (auto& x:this->role2defaultarea){
875 HMI_DEBUG("wm:pm", "key:%s, val:%s", x.first.c_str(), x.second.c_str());
878 HMI_DEBUG("wm:pm", "Check category2role");
879 for (auto& x:this->category2role){
880 HMI_DEBUG("wm:pm", "key:%s, val:%s", x.first.c_str(), x.second.c_str());
886 extern const char* kDefaultLayoutDb;
887 int PolicyManager::loadLayoutDb() {
888 HMI_DEBUG("wm:lm", "Call");
890 // Get afm application installed dir
891 char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
892 HMI_DEBUG("wm:pm", "afm_app_install_dir:%s", afm_app_install_dir);
894 std::string file_name;
895 if (!afm_app_install_dir) {
896 HMI_ERROR("wm:pm", "AFM_APP_INSTALL_DIR is not defined");
899 file_name = std::string(afm_app_install_dir) + std::string("/etc/layout.db");
903 json_object* json_obj;
904 int ret = this->inputJsonFilie(file_name.c_str(), &json_obj);
906 HMI_DEBUG("wm:pm", "Could not open layout.db, so use default layout information");
907 json_obj = json_tokener_parse(kDefaultLayoutDb);
909 HMI_DEBUG("wm:pm", "json_obj dump:%s", json_object_get_string(json_obj));
912 HMI_DEBUG("wm:pm", "Perse layouts");
913 json_object* json_cfg;
914 if (!json_object_object_get_ex(json_obj, "layouts", &json_cfg)) {
915 HMI_ERROR("wm:pm", "Parse Error!!");
919 int len = json_object_array_length(json_cfg);
920 HMI_DEBUG("wm:pm", "json_cfg len:%d", len);
921 HMI_DEBUG("wm:pm", "json_cfg dump:%s", json_object_get_string(json_cfg));
925 const char* category;
926 for (int i=0; i<len; i++) {
927 json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
929 layout = this->getStringFromJson(json_tmp, "name");
930 if (nullptr == layout) {
931 HMI_ERROR("wm:pm", "Parse Error!!");
934 HMI_DEBUG("wm:pm", "> layout:%s", layout);
936 json_object* json_area_array;
937 if (!json_object_object_get_ex(json_tmp, "areas", &json_area_array)) {
938 HMI_ERROR("wm:pm", "Parse Error!!");
942 int len_area = json_object_array_length(json_area_array);
943 HMI_DEBUG("wm:pm", "json_area_array len:%d", len_area);
944 HMI_DEBUG("wm:pm", "json_area_array dump:%s", json_object_get_string(json_area_array));
946 pm::LayoutState layout_state;
947 pm::AreaState area_state;
948 std::map<std::string, int> category_num;
949 for (int ctg_no = stm::gStmCategoryNoMin;
950 ctg_no <= stm::gStmCategoryNoMax; ctg_no++) {
951 const char* ctg_name = stm::gStmCategoryName[ctg_no];
952 category_num[ctg_name] = 0;
955 for (int j=0; j<len_area; j++) {
956 json_object* json_area = json_object_array_get_idx(json_area_array, j);
959 const char* area = this->getStringFromJson(json_area, "name");
960 if (nullptr == area) {
961 HMI_ERROR("wm:pm", "Parse Error!!");
964 area_state.name = std::string(area);
965 HMI_DEBUG("wm:pm", ">> area:%s", area);
967 // Get app attribute of the area
968 category = this->getStringFromJson(json_area, "category");
969 if (nullptr == category) {
970 HMI_ERROR("wm:pm", "Parse Error!!");
973 area_state.category = std::string(category);
974 category_num[category]++;
975 HMI_DEBUG("wm:pm", ">>> category:%s", category);
977 role = this->getStringFromJson(json_area, "role");
978 if (nullptr != role) {
979 // Role is NOT essential here
980 area_state.role = std::string(role);
983 area_state.role = std::string("");
986 HMI_DEBUG("wm:pm", ">>> role:%s", role);
988 layout_state.area_list.push_back(area_state);
992 layout_state.name = layout;
993 layout_state.category_num = category_num;
994 pm::g_default_layouts[layout] = layout_state;
997 // initialize for none layout
998 pm::LayoutState none_layout_state;
999 memset(&none_layout_state, 0, sizeof(none_layout_state));
1000 none_layout_state.name = "none";
1001 pm::g_default_layouts["none"] = none_layout_state;
1004 for(auto itr_layout = pm::g_default_layouts.begin();
1005 itr_layout != pm::g_default_layouts.end(); ++itr_layout) {
1006 HMI_DEBUG("wm:pm", ">>> layout:%s", itr_layout->first.c_str());
1008 for (auto itr_area = itr_layout->second.area_list.begin();
1009 itr_area != itr_layout->second.area_list.end(); ++itr_area) {
1010 HMI_DEBUG("wm:pm", ">>> >>> area :%s", itr_area->name.c_str());
1011 HMI_DEBUG("wm:pm", ">>> >>> category:%s", itr_area->category.c_str());
1012 HMI_DEBUG("wm:pm", ">>> >>> role :%s", itr_area->role.c_str());
1016 // Release json_object
1017 json_object_put(json_obj);
1023 // This function will be removed because json_helper has same function.
1024 // json_helper should be library.
1025 const char* PolicyManager::getStringFromJson(json_object* obj, const char* key) {
1026 if ((nullptr == obj) || (nullptr == key)) {
1027 HMI_ERROR("wm:pm", "Argument is nullptr!!!");
1032 if (!json_object_object_get_ex(obj, key, &tmp)) {
1033 HMI_DEBUG("wm:pm", "Not found key \"%s\"", key);
1037 return json_object_get_string(tmp);
1041 // This function will be removed because json_helper has same function.
1042 // json_helper should be library.
1043 int PolicyManager::inputJsonFilie(const char* file, json_object** obj) {
1044 const int input_size = 128;
1047 if ((nullptr == file) || (nullptr == obj)) {
1048 HMI_ERROR("wm:jh", "Argument is nullptr!!!");
1052 HMI_DEBUG("wm:jh", "Input file: %s", file);
1055 FILE *fp = fopen(file, "rb");
1056 if (nullptr == fp) {
1057 HMI_ERROR("wm:jh", "Could not open file");
1062 struct json_tokener *tokener = json_tokener_new();
1063 enum json_tokener_error json_error;
1064 char buffer[input_size];
1067 size_t len = fread(buffer, sizeof(char), input_size, fp);
1068 *obj = json_tokener_parse_ex(tokener, buffer, len);
1069 if (nullptr != *obj) {
1070 HMI_DEBUG("wm:jh", "File input is success");
1075 json_error = json_tokener_get_error(tokener);
1076 if ((json_tokener_continue != json_error)
1077 || (input_size > len)) {
1078 HMI_ERROR("wm:jh", "Failed to parse file (byte:%d err:%s)",
1079 (input_size * block_cnt), json_tokener_error_desc(json_error));
1080 HMI_ERROR("wm:jh", "\n%s", buffer);
1090 // Free json_tokener
1091 json_tokener_free(tokener);
1096 std::vector<std::string> PolicyManager::parseString(std::string str, char delimiter) {
1097 // Parse string by delimiter
1098 std::vector<std::string> vct;
1099 std::stringstream ss{str};
1101 while (std::getline(ss, buf, delimiter)) {
1109 std::string PolicyManager::deleteSpace(std::string str) {
1110 std::string ret = str;
1112 while ((pos = ret.find_first_of(" ")) != std::string::npos) {
1118 const char* kDefaultRoleDb = "{ \
1121 \"category\": \"homescreen\", \
1122 \"role\": \"homescreen\", \
1123 \"area\": \"full\", \
1126 \"category\": \"map\", \
1127 \"role\": \"map\", \
1128 \"area\": \"full | normal | split.main\", \
1131 \"category\": \"general\", \
1132 \"role\": \"poi | music | video | browser | sdl | settings | mixer | radio | hvac | dashboard | debug\", \
1133 \"area\": \"normal\", \
1136 \"category\": \"phone\", \
1137 \"role\": \"phone\", \
1138 \"area\": \"normal\", \
1141 \"category\": \"splitable\", \
1142 \"role\": \"splitable1 | splitable2\", \
1143 \"area\": \"normal | split.main | split.sub\", \
1146 \"category\": \"popup\", \
1147 \"role\": \"popup\", \
1148 \"area\": \"on_screen\", \
1151 \"category\": \"system_alert\", \
1152 \"role\": \"system_alert\", \
1153 \"area\": \"on_screen\", \
1156 \"category\": \"tbt\", \
1157 \"role\": \"tbt\", \
1158 \"area\": \"hud\", \
1164 const char* kDefaultLayoutDb = "{ \
1168 \"layer\": \"on_screen\", \
1171 \"name\": \"pop_up\", \
1172 \"role\": \"incomming_call\" \
1178 \"layer\": \"on_screen\", \
1181 \"name\": \"system_alert\", \
1182 \"role\": \"system_alert\" \
1188 \"layer\": \"apps\", \
1191 \"name\": \"normal\", \
1198 \"layer\": \"apps\", \
1201 \"name\": \"split.main\", \
1205 \"name\": \"split.sub\", \
1206 \"category\": \"hvac\" \
1212 \"layer\": \"apps\", \
1215 \"name\": \"full\", \
1222 \"layer\": \"apps\", \
1225 \"name\": \"normal\", \
1226 \"category\": \"splitable\" \
1232 \"layer\": \"apps\", \
1235 \"name\": \"split.main\", \
1236 \"category\": \"splitable\" \
1239 \"name\": \"split.sub\", \
1240 \"category\": \"splitable\" \
1246 \"layer\": \"apps\", \
1249 \"name\": \"normal\", \
1250 \"category\": \"general\" \
1256 \"layer\": \"homescreen\", \
1259 \"name\": \"full\", \
1260 \"role\": \"homescreen\" \
1267 \"name\": \"normal\", \
1276 \"name\": \"split.main\", \
1285 \"name\": \"split.sub\", \
1294 \"name\": \"full\", \
1303 \"name\": \"pop_up\", \
1312 \"name\": \"system_alert\", \