#include <fstream>
#include <sstream>
#include <istream>
+#include <thread>
+#include <map>
+#include <queue>
+#include <systemd/sd-event.h>
#include <json-c/json.h>
#include "policy_manager.hpp"
-#if 0
+#include "hmi-debug.h"
+
+namespace stm {
extern "C" {
#include "dummy_stm.h"
}
-#endif
-#include "hmi-debug.h"
+} // namespace stm
+
+
+namespace pm {
+typedef struct AreaState {
+ std::string name;
+ std::string category;
+ std::string role;
+} AreaState;
+
+typedef std::vector<AreaState> AreaList;
+typedef struct LayoutState {
+ std::string name;
+ std::map<std::string, int> category_num;
+ AreaList area_list;
+ std::map<std::string, std::vector<std::string>> role_history;
+} LayoutState;
+
+typedef struct LayerState {
+ std::string name;
+ LayoutState layout_state;
+} LayerState;
+
+typedef struct EventInfo {
+ int event;
+ std::string role;
+ uint64_t delay;
+} EventInfo;
+
+struct sd_event* event_loop;
+std::map<int, struct sd_event_source*> event_source_list;
+std::map<int, std::string> g_req_role_list;
+PolicyManager::CallbackTable callback;
+std::queue<EventInfo> g_event_info_queue;
+
+std::unordered_map<std::string, LayerState> g_prv_layers;
+std::unordered_map<std::string, LayerState> g_crr_layers;
+std::unordered_map<std::string, LayerState> g_prv_layers_car_stop;
+std::unordered_map<std::string, LayoutState> g_default_layouts;
+} // namespace pm
PolicyManager::PolicyManager() :
areaname2no_(),
role2category_(),
category2role_(),
- role2defaultarea_(),
- current_state_()
+ role2defaultarea_()
{
HMI_DEBUG("wm:pm", "Call");
}
this->eventname2no_[stm::gStmEventName[i]] = stm::gStmEventNo[i];
}
- for (unsigned int i=0; i<STM_NUM_CTG; i++) {
+ for (int i = stm::gStmCategoryNoMin; i <= stm::gStmCategoryNoMax; i++) {
HMI_DEBUG("wm:pm", "category name:%s no:%d", stm::gStmCategoryName[i], stm::gStmCategoryNo[i]);
this->categoryname2no_[stm::gStmCategoryName[i]] = stm::gStmCategoryNo[i];
}
}
// Load role.db
- ret = loadRoleDb();
+ ret = this->loadRoleDb();
if (0 > ret) {
HMI_ERROR("wm:pm", "Load role.db Error!!");
return ret;
}
- // TODO:
+ // Load layout.db
+ ret = this->loadLayoutDb();
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Load layout.db Error!!");
+ return ret;
+ }
+
+ // Initialize current/previous state of layers
+ pm::AreaState init_area;
+ pm::LayoutState init_layout;
+ init_area.name = "none";
+ init_area.category = "none";
+ init_area.role = "none";
+ init_layout.area_list.push_back(init_area);
+
+ for (int i = stm::gStmLayerNoMin; i <= stm::gStmLayerNoMax; i++) {
+ const char* layer_name = stm::gStmLayerName[i];
+ pm::g_crr_layers[layer_name].name = layer_name;
+ pm::g_crr_layers[layer_name].layout_state = init_layout;
+ }
+
+ pm::g_prv_layers = pm::g_crr_layers;
+
// Initialize StateTransitioner
- // stmInitialize();
+ stm::stmInitialize();
+
+ // Initialize sd_event loop
+ ret = this->initializeSdEventLoop();
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Failed to initializeSdEventLoop!!");
+ return ret;
+ }
return ret;
}
-int PolicyManager::checkPolicy(json_object* json_in, json_object** json_out) {
+int PolicyManager::initializeSdEventLoop() {
+ // Get default event loop object
+ int ret = sd_event_new(&(pm::event_loop));
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Faild to sd_event_default: errno:%d", ret);
+ return -1;
+ }
+
+ // Create thread for sd_event and detach
+ std::thread sd_event_loop([this]() {
+ while (1) {
+ sd_event_run(pm::event_loop, 1000);
+ }
+ });
+ sd_event_loop.detach();
+
+ return 0;
+}
+
+static void addStateToJson(
+ const char* key, int is_changed, const char* state, json_object** json_out) {
+ if ((nullptr == key) || (nullptr == state) || (nullptr == json_out)) {
+ HMI_ERROR("wm:pm", "Argument is nullptr!!!");
+ return;
+ }
+
+ json_object* json_obj = json_object_new_object();
+ json_object_object_add(json_obj, "is_changed", json_object_new_boolean(is_changed));
+ if (is_changed) {
+ HMI_DEBUG("wm:pm", "%s: state changed (%s)", key, state);
+ json_object_object_add(json_obj, "state", json_object_new_string(state));
+ }
+ json_object_object_add(*json_out, key, json_obj);
+}
+
+static void addStateToJson(const char* layer_name, unsigned int changed,
+ pm::AreaList area_list, json_object** json_out) {
+ if ((nullptr == layer_name) || (1 < changed) || (nullptr == json_out)) {
+ HMI_ERROR("wm:pm", "Invalid argument!!!");
+ return;
+ }
+
+ json_object* json_areas = json_object_new_array();
+ json_object* json_tmp;
+ for (pm::AreaState as : area_list) {
+ json_tmp = json_object_new_object();
+ json_object_object_add(json_tmp, "name", json_object_new_string(as.name.c_str()));
+ json_object_object_add(json_tmp, "role", json_object_new_string(as.role.c_str()));
+ json_object_array_add(json_areas, json_tmp);
+ }
+
+ json_object_object_add(*json_out, "name", json_object_new_string(layer_name));
+ json_object_object_add(*json_out, "changed", json_object_new_boolean(changed));
+ json_object_object_add(*json_out, "areas", json_areas);
+}
+
+
+static int checkPolicyEntry(int event, uint64_t delay_ms, std::string role);
+static int checkPolicy(sd_event_source *source, void *data) {
+ HMI_DEBUG("wm:pm", "Call");
+ HMI_DEBUG("wm:pm", ">>>>>>>>>> START CHECK POLICY");
+
+ int event_data = *((int*)data);
+
+ int event_no, category_no, area_no;
+ event_no = (event_data & STM_MSK_EVT_NO) - 1;
+ category_no = ((event_data & STM_MSK_CTG_NO) >> 8) - 1;
+ area_no = ((event_data & STM_MSK_ARA_NO) >> 16) - 1;
+ HMI_DEBUG("wm:pm", ">>>>>>>>>> event:%s category:%s area:%s",
+ stm::gStmEventName[event_no],
+ stm::gStmCategoryName[category_no],
+ stm::gStmAreaName[area_no]);
+
+ // Transition state
+ stm::stm_state_t crr_state;
+ int ret = stm::stmTransitionState(event_data, &crr_state);
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Error!!");
+ return -1;
+ }
+
+ HMI_DEBUG("wm:pm", "parking brake state (is_changed:%d state:%d:%s)",
+ crr_state.parking_brake.is_changed,
+ crr_state.parking_brake.state,
+ stm::gStmParkingBrakeStateNo2Name[crr_state.parking_brake.state]);
+ HMI_DEBUG("wm:pm", "accelerator pedal state (is_changed:%d state:%d:%s)",
+ crr_state.accel_pedal.is_changed,
+ crr_state.accel_pedal.state,
+ stm::gStmAccelPedalStateNo2Name[crr_state.accel_pedal.state]);
+ HMI_DEBUG("wm:pm", "lightstatus brake state (is_changed:%d state:%d:%s)",
+ crr_state.lightstatus_brake.is_changed,
+ crr_state.lightstatus_brake.state,
+ stm::gStmLightstatusBrakeStateNo2Name[crr_state.lightstatus_brake.state]);
+ HMI_DEBUG("wm:pm", "car state (is_changed:%d state:%d:%s)",
+ crr_state.car.is_changed,
+ crr_state.car.state,
+ stm::gStmCarStateNo2Name[crr_state.car.state]);
+ HMI_DEBUG("wm:pm", "lamp state (is_changed:%d state:%d:%s)",
+ crr_state.lamp.is_changed,
+ crr_state.lamp.state,
+ stm::gStmLampStateNo2Name[crr_state.lamp.state]);
+ HMI_DEBUG("wm:pm", "restriction mode state (is_changed:%d state:%d:%s)",
+ crr_state.restriction_mode.is_changed,
+ crr_state.restriction_mode.state,
+ stm::gStmRestrictionModeStateNo2Name[crr_state.restriction_mode.state]);
+ HMI_DEBUG("wm:pm", "homescreen state (is_changed:%d state:%d:%s)",
+ crr_state.layer[stm::gStmLayerNoHomescreen].is_changed,
+ crr_state.layer[stm::gStmLayerNoHomescreen].state,
+ stm::gStmLayoutNo2Name[crr_state.layer[stm::gStmLayerNoHomescreen].state]);
+ HMI_DEBUG("wm:pm", "apps state (is_changed:%d state:%d:%s)",
+ crr_state.layer[stm::gStmLayerNoApps].is_changed,
+ crr_state.layer[stm::gStmLayerNoApps].state,
+ stm::gStmLayoutNo2Name[crr_state.layer[stm::gStmLayerNoApps].state]);
+ HMI_DEBUG("wm:pm", "restriction state (is_changed:%d state:%d:%s)",
+ crr_state.layer[stm::gStmLayerNoRestriction].is_changed,
+ crr_state.layer[stm::gStmLayerNoRestriction].state,
+ stm::gStmLayoutNo2Name[crr_state.layer[stm::gStmLayerNoRestriction].state]);
+ HMI_DEBUG("wm:pm", "on_screen state (is_changed:%d state:%d:%s)",
+ crr_state.layer[stm::gStmLayerNoOnScreen].is_changed,
+ crr_state.layer[stm::gStmLayerNoOnScreen].state,
+ stm::gStmLayoutNo2Name[crr_state.layer[stm::gStmLayerNoOnScreen].state]);
+
+ // Store previous layers
+ pm::g_prv_layers = pm::g_crr_layers;
+
+ std::string req_role = pm::g_req_role_list[event_data];
+ std::string req_evt = std::string(stm::gStmEventName[event_no]);
+ std::string req_ctg = std::string(stm::gStmCategoryName[category_no]);
+ std::string req_area = std::string(stm::gStmAreaName[area_no]);
+ HMI_DEBUG("wm:pm", "REQ: event:%s role%s category:%s area:%s",
+ req_evt.c_str(), req_role.c_str(), req_ctg.c_str(), req_area.c_str());
+
+ // Update layers
+ for (int layer_no = stm::gStmLayerNoMin;
+ layer_no <= stm::gStmLayerNoMax; layer_no++) {
+ const char* layer_name = stm::gStmLayerName[layer_no];
+ HMI_DEBUG("wm:pm", "LAYER:%s", layer_name);
+
+#if 1
+ // If restriction mode is changed off -> on,
+ // store current state for state of restriction mode off
+ if ((crr_state.restriction_mode.is_changed)
+ && (stm::gStmRestrictionModeStateNoOn == crr_state.restriction_mode.state)) {
+ HMI_DEBUG("wm:lm", "Store current state for state of restriction mode off");
+ pm::g_prv_layers_car_stop[layer_name] = pm::g_crr_layers[layer_name];
+ }
+#else
+ // If car state is changed car_stop -> car_run,
+ // store current state for state of car stop
+ if ((crr_state.car.is_changed)
+ && (stm::gStmCarStateNoRun == crr_state.car.state)) {
+ HMI_DEBUG("wm:lm", "Store current state for state of car stop");
+ pm::g_prv_layers_car_stop[layer_name] = pm::g_crr_layers[layer_name];
+ }
+#endif
+
+
+ // This layer is changed?
+ if (crr_state.layer[layer_no].is_changed) {
+ // Get previous layout name of this layer
+ pm::LayoutState prv_layout_state = pm::g_prv_layers[layer_name].layout_state;
+ std::string prv_layout_name = prv_layout_state.name;
+
+ // Get current layout name of this layer
+ int crr_layout_state_no = crr_state.layer[layer_no].state;
+ std::string crr_layout_name = std::string(stm::gStmLayoutNo2Name[crr_layout_state_no]);
+
+ pm::LayoutState crr_layout_state;
+#if 1
+ if ((crr_state.restriction_mode.is_changed)
+ && (stm::gStmRestrictionModeStateNoOff == crr_state.restriction_mode.state)) {
+ // If restriction mode is changed on -> off,
+ // restore state of restriction mode off
+ HMI_DEBUG("wm:lm", "Restriction mode is changed on -> off, so restore state of restriction mode off");
+ crr_layout_state = pm::g_prv_layers_car_stop[layer_name].layout_state;
+#else
+ if ((crr_state.car.is_changed)
+ && (stm::gStmCarStateNoStop == crr_state.car.state)) {
+ // If car state is changed car_run -> car_stop,
+ // restore state of car stop
+ HMI_DEBUG("wm:lm", "Car state is changed car_run -> car_stop, so restore state of car stop");
+ crr_layout_state = pm::g_prv_layers_car_stop[layer_name].layout_state;
+#endif
+ }
+ else {
+ // Copy previous layout state for current
+ crr_layout_state = prv_layout_state;
+
+ if (prv_layout_name == crr_layout_name) {
+ HMI_DEBUG("wm:lm", "Previous layout is same with current");
+ }
+ else {
+ // If previous layout is NOT same with current,
+ // current areas is set with default value
+ HMI_DEBUG("wm:lm", "Previous layout is NOT same with current");
+ crr_layout_state.name = pm::g_default_layouts[crr_layout_name].name;
+ crr_layout_state.category_num = pm::g_default_layouts[crr_layout_name].category_num;
+ crr_layout_state.area_list = pm::g_default_layouts[crr_layout_name].area_list;
+ }
+
+ // Create candidate list
+ std::map<std::string, pm::AreaList> cand_list;
+ for (int ctg_no=stm::gStmCategoryNoMin;
+ ctg_no<=stm::gStmCategoryNoMax; ctg_no++) {
+ const char* ctg = stm::gStmCategoryName[ctg_no];
+ HMI_DEBUG("wm:pm", "ctg:%s", ctg);
+
+ // Create candidate list for category from the previous displayed categories
+ pm::AreaList tmp_cand_list;
+ for (pm::AreaState area_state : prv_layout_state.area_list) {
+ if (std::string(ctg) == area_state.category) {
+ // If there is the category which is same with new category in previous layout,
+ // push it to list
+ HMI_DEBUG("wm:pm", "Push to candidate list category:%s role:%s",
+ area_state.category.c_str(), area_state.role.c_str());
+ tmp_cand_list.push_back(area_state);
+ }
+ }
+
+ int candidate_num = prv_layout_state.category_num[ctg];
+ int blank_num = crr_layout_state.category_num[ctg];
+ HMI_DEBUG("wm:pm", "blank_num:%d candidate_num:%d", blank_num, candidate_num);
+
+ // If requested event is "activate"
+ // and there are requested category and area,
+ // update area with requested role in current layout.
+ bool request_for_this_layer = false;
+ bool updated = false;
+ if ((ctg == req_ctg) && ("activate" == req_evt) ) {
+ HMI_DEBUG("wm:pm", "requested event is activate");
+ for (pm::AreaState &as : crr_layout_state.area_list) {
+ if (as.category == req_ctg) {
+ request_for_this_layer = true;
+
+ if (as.name == req_area) {
+ HMI_DEBUG("wm:pm", "Update current layout: area:%s category:%s role:%s",
+ as.name.c_str(), as.category.c_str(), as.role.c_str());
+ as.role = req_role;
+ blank_num--;
+ updated = true;
+ break;
+ }
+ }
+ }
+
+ // If NOT updated: there is not requested area in new layout,
+ // so push requested role to candidate list
+ if (request_for_this_layer && (!updated)) {
+ HMI_DEBUG("wm:pm", "Push request to candidate list");
+ pm::AreaState area_state;
+ area_state.name = req_area;
+ area_state.category = req_ctg;
+ area_state.role = req_role;
+ tmp_cand_list.push_back(area_state);
+ }
+ }
+
+ // Compare number of candidate/blank,
+ // And remove role in order of the oldest as necessary
+ if (candidate_num < blank_num) {
+ // Refer history stack
+ // and add to the top of tmp_cand_list in order to the newest
+ while (candidate_num != blank_num) {
+ pm::AreaState area_state;
+ area_state.name = "";
+ area_state.category = ctg;
+ if (0 != crr_layout_state.role_history[ctg].size()) {
+ HMI_ERROR("wm:pm", "Use role in history stack:%s",
+ crr_layout_state.role_history[ctg].back().c_str());
+ area_state.role = crr_layout_state.role_history[ctg].back();
+ crr_layout_state.role_history[ctg].pop_back();
+ }
+ else {
+ HMI_ERROR("wm:pm", "There is no role in history stack!!");
+ area_state.role = "";
+ }
+ tmp_cand_list.push_back(area_state);
+ candidate_num++;
+ }
+ }
+ else if (candidate_num > blank_num) {
+ HMI_DEBUG("wm:pm", "candidate_num > blank_num");
+
+ // Remove the oldest role from candidate list
+ while (candidate_num != blank_num) {
+ std::string removed_role = tmp_cand_list.begin()->role;
+ HMI_DEBUG("wm:pm", "Remove the oldest data(role:%s) from tmp_cand_list",
+ removed_role.c_str());
+ tmp_cand_list.erase(tmp_cand_list.begin());
+ candidate_num--;
+
+ // Push removed data to history stack
+ crr_layout_state.role_history[ctg].push_back(removed_role);
+ }
+ }
+ else { // (candidate_num == blank_num)
+ // nop
+ }
+
+ cand_list[ctg] = tmp_cand_list;
+ }
+
+ // Update areas
+ for (pm::AreaState &as : crr_layout_state.area_list) {
+ HMI_DEBUG("wm:pm", "Current area info area:%s category:%s",
+ as.name.c_str(), as.category.c_str());
+ if ("" == as.role) {
+ HMI_DEBUG("wm:pm", "Update this area with role:%s",
+ cand_list[as.category].begin()->role.c_str());
+ as.role = cand_list[as.category].begin()->role;
+ cand_list[as.category].erase(cand_list[as.category].begin());
+ }
+ }
+ }
+ // Update current layout of this layer
+ pm::g_crr_layers[layer_name].layout_state = crr_layout_state;
+ }
+ }
+
+ // Check
+ for (auto itr : pm::g_crr_layers) {
+ pm::LayerState ls = itr.second;
+ HMI_DEBUG("wm:pm", ">>> LAYER:%s",ls.name.c_str());
+ HMI_DEBUG("wm:pm", ">>> >>> LAYOUT:%s", ls.layout_state.name.c_str());
+
+ for (pm::AreaState as : ls.layout_state.area_list) {
+ HMI_DEBUG("wm:pm", ">>> >>> >>> AREA:%s", as.name.c_str());
+ HMI_DEBUG("wm:pm", ">>> >>> >>> >>> CTG:%s", as.category.c_str());
+ HMI_DEBUG("wm:pm", ">>> >>> >>> >>> ROLE:%s", as.role.c_str());
+ }
+ }
+
+ json_object* json_out = json_object_new_object();
+
+ // Create result
+ // {
+ // "parking_brake": {
+ // "is_changed": <bool>,
+ // "state": <const char*>
+ // },
+ addStateToJson("parking_brake",
+ crr_state.parking_brake.is_changed,
+ stm::gStmParkingBrakeStateNo2Name[crr_state.parking_brake.state],
+ &json_out);
+
+ // "accel_pedal": {
+ // "is_changed": <bool>,
+ // "state": <const char*>
+ // },
+ addStateToJson("accel_pedal",
+ crr_state.accel_pedal.is_changed,
+ stm::gStmAccelPedalStateNo2Name[crr_state.accel_pedal.state],
+ &json_out);
+
+ // "lightstatus_brake": {
+ // "is_changed": <bool>,
+ // "state": <const char*>
+ // },
+ addStateToJson("lightstatus_brake",
+ crr_state.lightstatus_brake.is_changed,
+ stm::gStmLightstatusBrakeStateNo2Name[crr_state.lightstatus_brake.state],
+ &json_out);
+
+ // "car": {
+ // "is_changed": <bool>,
+ // "state": <const char*>
+ // },
+ addStateToJson("car",
+ crr_state.car.is_changed,
+ stm::gStmCarStateNo2Name[crr_state.car.state],
+ &json_out);
+
+ // "lamp": {
+ // "is_changed": <bool>,
+ // "state": <const char*>
+ // },
+ addStateToJson("lamp",
+ crr_state.lamp.is_changed,
+ stm::gStmLampStateNo2Name[crr_state.lamp.state],
+ &json_out);
+
+ // "restriction_mode": {
+ // "is_changed": <bool>,
+ // "state": <const char*>
+ // },
+ addStateToJson("restriction_mode",
+ crr_state.restriction_mode.is_changed,
+ stm::gStmRestrictionModeStateNo2Name[crr_state.restriction_mode.state],
+ &json_out);
+
+ // Create layout information
+ //
+ // "layers": [
+ // {
+ // "homescreen": {
+ // "changed": <bool>,
+ // "areas": [
+ // {
+ // "name":<const char*>,
+ // "role":<const char*>
+ // }.
+ // ...
+ // ]
+ // }
+ // },
+ // ...
+ json_object* json_layer = json_object_new_array();
+ json_object* json_tmp;
+ for (int layer_no = stm::gStmLayerNoMin;
+ layer_no <= stm::gStmLayerNoMax; layer_no++) {
+ const char* layer_name = stm::gStmLayerName[layer_no];
+ HMI_DEBUG("wm:pm", "LAYER:%s", layer_name);
+
+ json_tmp = json_object_new_object();
+ addStateToJson(layer_name,
+ crr_state.layer[layer_no].is_changed,
+ pm::g_crr_layers[layer_name].layout_state.area_list,
+ &json_tmp);
+ json_object_array_add(json_layer, json_tmp);
+ }
+
+ // Add json array of layer
+ json_object_object_add(json_out, "layers", json_layer);
+
+ // Notify state is changed
+ if (nullptr != pm::callback.onStateTransitioned) {
+ pm::callback.onStateTransitioned(json_out);
+ }
+
+ if (crr_state.car.is_changed) {
+ if (stm::gStmCarStateNoRun == crr_state.car.state) {
+ // Set delay event(restriction mode on)
+ checkPolicyEntry(STM_EVT_NO_RESTRICTION_MODE_ON, 3000, "");
+ }
+ else if (stm::gStmCarStateNoStop == crr_state.car.state) {
+ // Set event(restriction mode off)
+ checkPolicyEntry(STM_EVT_NO_RESTRICTION_MODE_OFF, 0, "");
+
+ // Stop timer for restriction on event
+ if (pm::event_source_list.find(STM_EVT_NO_RESTRICTION_MODE_ON)
+ != pm::event_source_list.end()) {
+ HMI_DEBUG("wm:pm", "Stop timer for restriction on");
+ sd_event_source *event_source
+ = pm::event_source_list[STM_EVT_NO_RESTRICTION_MODE_ON];
+ int ret = sd_event_source_set_enabled(event_source, SD_EVENT_OFF);
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Failed to stop timer");
+ }
+ }
+ }
+ }
+
+ // Release json_object
+ json_object_put(json_out);
+
+ // Release data
+ delete (int*)data;
+
+ // Destroy sd_event_source object
+ sd_event_source_unref(source);
+
+ // Remove event source from list
+ if (pm::event_source_list.find(event_data) != pm::event_source_list.end()) {
+ pm::event_source_list.erase(event_data);
+ }
+
+ HMI_DEBUG("wm:pm", ">>>>>>>>>> FINISH CHECK POLICY");
+ return 0;
+}
+
+static int timerEvent(sd_event_source *source, uint64_t usec, void *data) {
+ HMI_DEBUG("wm:pm", "Call");
+
+ int ret = checkPolicy(source, data);
+ return ret;
+}
+
+static int checkPolicyEntry(int event, uint64_t delay_ms, std::string role)
+{
+ HMI_DEBUG("wm:pm", "Call");
+ HMI_DEBUG("wm:pm", "event:0x%x delay:%d role:%s", event, delay_ms, role.c_str());
+
+ // Store requested role
+ pm::g_req_role_list[event] = role;
+
+ if (0 == delay_ms) {
+ int ret = sd_event_add_defer(pm::event_loop, NULL,
+ &checkPolicy, new int(event));
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Faild to sd_event_add_defer: errno:%d", ret);
+ pm::g_req_role_list.erase(event);
+ return -1;
+ }
+ }
+ else {
+ // Get current time
+ struct timespec time_spec;
+ clock_gettime(CLOCK_MONOTONIC, &time_spec);
+
+ // Calculate timer fired time
+ uint64_t usec = (time_spec.tv_sec * 1000000)
+ + (time_spec.tv_nsec / 1000)
+ + (delay_ms * 1000);
+
+ // Set timer
+ struct sd_event_source* event_source;
+ int ret = sd_event_add_time(pm::event_loop, &event_source, CLOCK_MONOTONIC, usec, 1,
+ &timerEvent, new int(event));
+ if (0 > ret) {
+ HMI_ERROR("wm:pm", "Faild to sd_event_add_time: errno:%d", ret);
+ pm::g_req_role_list.erase(event);
+ return -1;
+ }
+
+ // Store event source
+ pm::event_source_list[event] = event_source;
+ }
+
+ return 0;
+}
+
+void PolicyManager::registerCallback(CallbackTable callback) {
+ HMI_DEBUG("wm:pm", "Call");
+
+ pm::callback.onStateTransitioned = callback.onStateTransitioned;
+ pm::callback.onError = callback.onError;
+}
+
+int PolicyManager::setInputEventData(json_object* json_in) {
HMI_DEBUG("wm:pm", "Call");
// Check arguments
- if ((nullptr == json_in) || (nullptr == json_out)) {
+ if (nullptr == json_in) {
HMI_ERROR("wm:pm", "Argument is NULL!!");
return -1;
}
// Get event from json_object
- const char* event = getStringFromJson(json_in, "event");
+ const char* event = this->getStringFromJson(json_in, "event");
int event_no = 0;
if (nullptr != event) {
// Convert name to number
}
// Get role from json_object
- const char* role = getStringFromJson(json_in, "role");
+ const char* role = this->getStringFromJson(json_in, "role");
int category_no = 0;
if (nullptr != role) {
HMI_DEBUG("wm:pm", "role(%s)", role);
}
// Get areat from json_object
- const char* area = getStringFromJson(json_in, "area");
+ const char* area = this->getStringFromJson(json_in, "area");
int area_no = 0;
if (nullptr != area) {
// Convert name to number
HMI_DEBUG("wm:pm", "area(%s:%d)", area, area_no);
}
- // Transition state
- HMI_DEBUG("wm:pm", "set event:0x%x", (event_no | category_no | area_no));
- int ret = stmTransitionState((event_no | category_no | area_no),
- &(this->current_state_));
- if (0 > ret) {
- HMI_ERROR("wm:pm", "Error!!");
- return -1;
+ // Set event info to the queue
+ pm::EventInfo event_info;
+ event_info.event = (event_no | category_no | area_no);
+ if (nullptr == role) {
+ event_info.role = std::string("");
}
+ else {
+ event_info.role = std::string(role);
+ }
+ event_info.delay = 0;
+ pm::g_event_info_queue.push(event_info);
- // Create result
- // {
- // "parking_brake": {
- // "is_changed": <bool>,
- // "state": <const char*>
- // },
- HMI_DEBUG("wm", "parking brake state (is_changed:%d state:%d:%s)",
- this->current_state_.parking_brake.is_changed,
- this->current_state_.parking_brake.state,
- stm::gStmParkingBrakeStateNo2Name[this->current_state_.parking_brake.state]);
- this->addStateToJson("parking_brake",
- this->current_state_.parking_brake.is_changed,
- stm::gStmParkingBrakeStateNo2Name[this->current_state_.parking_brake.state],
- json_out);
+ return 0;
+}
- // "car": {
- // "is_changed": <bool>,
- // "state": <const char*>
- // },
- HMI_DEBUG("wm", "car state (is_changed:%d state:%d:%s)",
- this->current_state_.car.is_changed,
- this->current_state_.car.state,
- stm::gStmCarStateNo2Name[this->current_state_.car.state]);
- this->addStateToJson("car",
- this->current_state_.car.is_changed,
- stm::gStmCarStateNo2Name[this->current_state_.car.state],
- json_out);
+int PolicyManager::executeStateTransition() {
+ HMI_DEBUG("wm:pm", "Call");
- // "lamp": {
- // "is_changed": <bool>,
- // "state": <const char*>
- // },
- HMI_DEBUG("wm", "lamp state (is_changed:%d state:%d:%s)",
- this->current_state_.lamp.is_changed,
- this->current_state_.lamp.state,
- stm::gStmLampStateNo2Name[this->current_state_.lamp.state]);
- this->addStateToJson("lamp",
- this->current_state_.lamp.is_changed,
- stm::gStmLampStateNo2Name[this->current_state_.lamp.state],
- json_out);
+ int ret;
+ pm::EventInfo event_info;
- // "layers": [
- // {
- // "on_screen": {
- // "is_changed": <bool>,
- // "state": <const char*>
- // }
- // },
- json_object* json_layer = json_object_new_array();
- json_object* json_tmp = json_object_new_object();
- this->addStateToJson("on_screen",
- this->current_state_.layer.on_screen.is_changed,
- stm::gStmLayoutNo2Name[this->current_state_.layer.on_screen.state],
- &json_tmp);
- json_object_array_add(json_layer, json_tmp);
-
- // {
- // "apps": {
- // "is_changed": <bool>,
- // "state": <const char*>
- // }
- // },
- json_tmp = json_object_new_object();
- this->addStateToJson("apps",
- this->current_state_.layer.apps.is_changed,
- stm::gStmLayoutNo2Name[this->current_state_.layer.apps.state],
- &json_tmp);
- json_object_array_add(json_layer, json_tmp);
-
- // {
- // "homescreen": {
- // "is_changed": <bool>,
- // "state": <const char*>
- // }
- // },
- // ]
- // }
- json_tmp = json_object_new_object();
- this->addStateToJson("homescreen",
- this->current_state_.layer.homescreen.is_changed,
- stm::gStmLayoutNo2Name[this->current_state_.layer.homescreen.state],
- &json_tmp);
- json_object_array_add(json_layer, json_tmp);
+ while (!pm::g_event_info_queue.empty()) {
+ // Get event info from queue and delete
+ event_info = pm::g_event_info_queue.front();
+ pm::g_event_info_queue.pop();
- // Add json array of layer
- json_object_object_add(*json_out, "layers", json_layer);
+ // Set event info for checking policy
+ ret = checkPolicyEntry(event_info.event, event_info.delay, event_info.role);
+ }
+ return ret;
+}
- HMI_DEBUG("wm:pm", "json_out.dump:%s", json_object_get_string(*json_out));
+void PolicyManager::undoState() {
+ HMI_DEBUG("wm:pm", "Call");
- return 0;
-}
+ // Undo state of STM
+ stm::stmUndoState();
-std::string PolicyManager::roleToCategory(const char* role) {
- return this->role2category_[role];
+ pm::g_crr_layers = pm::g_prv_layers;
}
extern const char* kDefaultRoleDb;
}
// Load role.db
- HMI_DEBUG("wm:pm", "file_name:%s", file_name.c_str());
- json_object* json_obj = json_object_from_file(file_name.c_str());
- if (nullptr == json_obj) {
+ json_object* json_obj;
+ int ret = this->inputJsonFilie(file_name.c_str(), &json_obj);
+ if (0 > ret) {
HMI_ERROR("wm:pm", "Could not open role.db, so use default role information");
json_obj = json_tokener_parse(kDefaultRoleDb);
}
return 0;
}
+extern const char* kDefaultLayoutDb;
+int PolicyManager::loadLayoutDb() {
+ HMI_DEBUG("wm:lm", "Call");
+
+ // Get afm application installed dir
+ char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
+ HMI_DEBUG("wm:pm", "afm_app_install_dir:%s", afm_app_install_dir);
+
+ std::string file_name;
+ if (!afm_app_install_dir) {
+ HMI_ERROR("wm:pm", "AFM_APP_INSTALL_DIR is not defined");
+ }
+ else {
+ file_name = std::string(afm_app_install_dir) + std::string("/etc/layout.db");
+ }
+
+ // Load layout.db
+ json_object* json_obj;
+ int ret = this->inputJsonFilie(file_name.c_str(), &json_obj);
+ if (0 > ret) {
+ HMI_DEBUG("wm:pm", "Could not open layout.db, so use default layout information");
+ json_obj = json_tokener_parse(kDefaultLayoutDb);
+ }
+ HMI_DEBUG("wm:pm", "json_obj dump:%s", json_object_get_string(json_obj));
+
+ // Perse layouts
+ HMI_DEBUG("wm:pm", "Perse layouts");
+ json_object* json_cfg;
+ if (!json_object_object_get_ex(json_obj, "layouts", &json_cfg)) {
+ HMI_ERROR("wm:pm", "Parse Error!!");
+ return -1;
+ }
+
+ int len = json_object_array_length(json_cfg);
+ HMI_DEBUG("wm:pm", "json_cfg len:%d", len);
+ HMI_DEBUG("wm:pm", "json_cfg dump:%s", json_object_get_string(json_cfg));
+
+ const char* layout;
+ const char* role;
+ const char* category;
+ for (int i=0; i<len; i++) {
+ json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
+
+ layout = this->getStringFromJson(json_tmp, "name");
+ if (nullptr == layout) {
+ HMI_ERROR("wm:pm", "Parse Error!!");
+ return -1;
+ }
+ HMI_DEBUG("wm:pm", "> layout:%s", layout);
+
+ json_object* json_area_array;
+ if (!json_object_object_get_ex(json_tmp, "areas", &json_area_array)) {
+ HMI_ERROR("wm:pm", "Parse Error!!");
+ return -1;
+ }
+
+ int len_area = json_object_array_length(json_area_array);
+ HMI_DEBUG("wm:pm", "json_area_array len:%d", len_area);
+ HMI_DEBUG("wm:pm", "json_area_array dump:%s", json_object_get_string(json_area_array));
+
+ pm::LayoutState layout_state;
+ pm::AreaState area_state;
+ std::map<std::string, int> category_num;
+ for (int ctg_no = stm::gStmCategoryNoMin;
+ ctg_no <= stm::gStmCategoryNoMax; ctg_no++) {
+ const char* ctg_name = stm::gStmCategoryName[ctg_no];
+ category_num[ctg_name] = 0;
+ }
+
+ for (int j=0; j<len_area; j++) {
+ json_object* json_area = json_object_array_get_idx(json_area_array, j);
+
+ // Get area name
+ const char* area = this->getStringFromJson(json_area, "name");
+ if (nullptr == area) {
+ HMI_ERROR("wm:pm", "Parse Error!!");
+ return -1;
+ }
+ area_state.name = std::string(area);
+ HMI_DEBUG("wm:pm", ">> area:%s", area);
+
+ // Get app attribute of the area
+ category = this->getStringFromJson(json_area, "category");
+ if (nullptr == category) {
+ HMI_ERROR("wm:pm", "Parse Error!!");
+ return -1;
+ }
+ area_state.category = std::string(category);
+ category_num[category]++;
+ HMI_DEBUG("wm:pm", ">>> category:%s", category);
+
+ role = this->getStringFromJson(json_area, "role");
+ if (nullptr != role) {
+ // Role is NOT essential here
+ area_state.role = std::string(role);
+ }
+ else {
+ area_state.role = std::string("");
+
+ }
+ HMI_DEBUG("wm:pm", ">>> role:%s", role);
+
+ layout_state.area_list.push_back(area_state);
+
+ }
+
+ layout_state.name = layout;
+ layout_state.category_num = category_num;
+ pm::g_default_layouts[layout] = layout_state;
+ }
+
+ // initialize for none layout
+ pm::LayoutState none_layout_state;
+ memset(&none_layout_state, 0, sizeof(none_layout_state));
+ none_layout_state.name = "none";
+ pm::g_default_layouts["none"] = none_layout_state;
+
+ // Check
+ for(auto itr_layout = pm::g_default_layouts.begin();
+ itr_layout != pm::g_default_layouts.end(); ++itr_layout) {
+ HMI_DEBUG("wm:pm", ">>> layout:%s", itr_layout->first.c_str());
+
+ for (auto itr_area = itr_layout->second.area_list.begin();
+ itr_area != itr_layout->second.area_list.end(); ++itr_area) {
+ HMI_DEBUG("wm:pm", ">>> >>> area :%s", itr_area->name.c_str());
+ HMI_DEBUG("wm:pm", ">>> >>> category:%s", itr_area->category.c_str());
+ HMI_DEBUG("wm:pm", ">>> >>> role :%s", itr_area->role.c_str());
+#if 0
+ for (auto itr_role = itr_area->second.begin();
+ itr_role != itr_area->second.end(); ++itr_role) {
+ HMI_DEBUG("wm:pm", ">>> >>> >>> attribute:%s, name:%s",
+ itr_role->first.c_str(), itr_role->second.c_str());
+ }
+#endif
+ }
+ }
+
+ // Release json_object
+ json_object_put(json_obj);
+
+ return 0;
+}
+
+// TODO:
+// This function will be removed because json_helper has same function.
+// json_helper should be library.
const char* PolicyManager::getStringFromJson(json_object* obj, const char* key) {
if ((nullptr == obj) || (nullptr == key)) {
HMI_ERROR("wm:pm", "Argument is nullptr!!!");
return json_object_get_string(tmp);
}
-int PolicyManager::getIntFromJson(json_object* obj, const char* key) {
- if ((nullptr == obj) || (nullptr == key)) {
- HMI_ERROR("wm:pm", "Argument is nullptr!!!");
- return 0;
- }
+// TODO:
+// This function will be removed because json_helper has same function.
+// json_helper should be library.
+int PolicyManager::inputJsonFilie(const char* file, json_object** obj) {
+ const int input_size = 128;
+ int ret = -1;
- json_object* tmp;
- if (!json_object_object_get_ex(obj, key, &tmp)) {
- HMI_DEBUG("wm:pm", "Not found key \"%s\"", key);
- return 0;
+ if ((nullptr == file) || (nullptr == obj)) {
+ HMI_ERROR("wm:jh", "Argument is nullptr!!!");
+ return ret;
}
- return json_object_get_int(tmp);
-}
+ HMI_DEBUG("wm:jh", "Input file: %s", file);
-void PolicyManager::addStateToJson(
- const char* key, int is_changed, const char* state, json_object** json_out) {
- if ((nullptr == key) || (nullptr == state) || (nullptr == json_out)) {
- HMI_ERROR("wm:pm", "Argument is nullptr!!!");
- return;
+ // Open json file
+ FILE *fp = fopen(file, "rb");
+ if (nullptr == fp) {
+ HMI_ERROR("wm:jh", "Could not open file");
+ return ret;
}
- json_object* json_obj = json_object_new_object();
- json_object_object_add(json_obj, "is_changed", json_object_new_boolean(is_changed));
- if (is_changed) {
- HMI_DEBUG("wm:pm", "%s: state changed (%s)", key, state);
- json_object_object_add(json_obj, "state", json_object_new_string(state));
+ // Parse file data
+ struct json_tokener *tokener = json_tokener_new();
+ enum json_tokener_error json_error;
+ char buffer[input_size];
+ int block_cnt = 1;
+ while (1) {
+ size_t len = fread(buffer, sizeof(char), input_size, fp);
+ *obj = json_tokener_parse_ex(tokener, buffer, len);
+ if (nullptr != *obj) {
+ HMI_DEBUG("wm:jh", "File input is success");
+ ret = 0;
+ break;
+ }
+
+ json_error = json_tokener_get_error(tokener);
+ if ((json_tokener_continue != json_error)
+ || (input_size > len)) {
+ HMI_ERROR("wm:jh", "Failed to parse file (byte:%d err:%s)",
+ (input_size * block_cnt), json_tokener_error_desc(json_error));
+ HMI_ERROR("wm:jh", "\n%s", buffer);
+ *obj = nullptr;
+ break;
+ }
+ block_cnt++;
}
- json_object_object_add(*json_out, key, json_obj);
+
+ // Close json file
+ fclose(fp);
+
+ // Free json_tokener
+ json_tokener_free(tokener);
+
+ return ret;
}
std::vector<std::string> PolicyManager::parseString(std::string str, char delimiter) {
} \
] \
}";
+
+
+const char* kDefaultLayoutDb = "{ \
+ \"layouts\": [ \
+ { \
+ \"name\": \"pu\", \
+ \"layer\": \"on_screen\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"pop_up\", \
+ \"role\": \"incomming_call\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"sa\", \
+ \"layer\": \"on_screen\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"system_alert\", \
+ \"role\": \"system_alert\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"m1\", \
+ \"layer\": \"apps\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"normal\", \
+ \"role\": \"map\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"m2\", \
+ \"layer\": \"apps\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"split.main\", \
+ \"role\": \"map\" \
+ }, \
+ { \
+ \"name\": \"split.sub\", \
+ \"category\": \"hvac\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"mf\", \
+ \"layer\": \"apps\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"full\", \
+ \"role\": \"map\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"s1\", \
+ \"layer\": \"apps\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"normal\", \
+ \"category\": \"splitable\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"s2\", \
+ \"layer\": \"apps\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"split.main\", \
+ \"category\": \"splitable\" \
+ }, \
+ { \
+ \"name\": \"split.sub\", \
+ \"category\": \"splitable\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"g\", \
+ \"layer\": \"apps\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"normal\", \
+ \"category\": \"general\" \
+ } \
+ ] \
+ }, \
+ { \
+ \"name\": \"hs\", \
+ \"layer\": \"homescreen\", \
+ \"areas\": [ \
+ { \
+ \"name\": \"full\", \
+ \"role\": \"homescreen\" \
+ } \
+ ] \
+ } \
+ ], \
+ \"areas\": [ \
+ { \
+ \"name\": \"normal\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 1488 \
+ } \
+ }, \
+ { \
+ \"name\": \"split.main\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 218, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"split.sub\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 962, \
+ \"w\": 1080, \
+ \"h\": 744 \
+ } \
+ }, \
+ { \
+ \"name\": \"full\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 0, \
+ \"w\": 1080, \
+ \"h\": 1920 \
+ } \
+ }, \
+ { \
+ \"name\": \"pop_up\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 640, \
+ \"w\": 1080, \
+ \"h\": 640 \
+ } \
+ }, \
+ { \
+ \"name\": \"system_alert\", \
+ \"rect\": { \
+ \"x\": 0, \
+ \"y\": 640, \
+ \"w\": 1080, \
+ \"h\": 640 \
+ } \
+ } \
+ ] \
+}";