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+/*
+ * hvacplugin.cpp - AMB plugin to conttrol HVAC demo hardware for CES 2016
+ *
+ * Copyright (C) 2013-2015 K2L GmbH & Co. KG
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * This file is licensed under GPLv2.
+ */
+
+#include <vehicleproperty.h>
+#include <listplusplus.h>
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <net/if.h>
+#include <linux/can.h>
+
+#include <logger.h>
+
+#include "hvacplugin.h"
+
+static const char* DEFAULT_CAN_IF_NAME = "vcan0";
+
+//----------------------------------------------------------------------------
+// K2LHvacPlugin
+//----------------------------------------------------------------------------
+
+extern "C" void create(AbstractRoutingEngine* routingengine, std::map<std::string, std::string> config)
+{
+ new K2LHvacPlugin(routingengine, config);
+}
+
+K2LHvacPlugin::K2LHvacPlugin(AbstractRoutingEngine* re, const map<string, string>& config)
+ : AbstractSource(re, config)
+{
+ printf("K2LHvacPlugin: created - 2015-12-08 10:04\n");
+
+ addPropertySupport(VehicleProperty::TargetTemperature, Zone::FrontLeft | Zone::FrontRight);
+
+ Zone::ZoneList tempartureZones;
+ tempartureZones.push_back(Zone::FrontLeft);
+ tempartureZones.push_back(Zone::FrontRight);
+
+ temperatureValues[Zone::FrontLeft] = 21;
+ temperatureValues[Zone::FrontRight] = 21;
+
+ PropertyInfo tempartureZonesInfo(0, tempartureZones);
+ propertyInfoMap[VehicleProperty::TargetTemperature] = tempartureZonesInfo;
+
+ addPropertySupport(VehicleProperty::FanSpeed, Zone::None);
+
+ socketId = socket(PF_CAN, SOCK_RAW, CAN_RAW);
+ printf("Socket: %i\n", socketId);
+ if (socketId < 0)
+ {
+ printf("ERROR: socket could not be created\n");
+ }
+ else
+ {
+ struct ifreq ifr;
+
+ strcpy(ifr.ifr_name, "vcan0" );
+ if(ioctl(this->socketId, SIOCGIFINDEX, &ifr) < 0)
+ {
+ close(socketId);
+ socketId = -1;
+ printf("ERROR: ioctl failed\n");
+ }
+ else
+ {
+ txAddress.can_family = AF_CAN;
+ txAddress.can_ifindex = ifr.ifr_ifindex;
+
+ if (bind(this->socketId, (struct sockaddr *)&txAddress, sizeof(txAddress)) < 0)
+ {
+ close(socketId);
+ socketId = -1;
+ printf("ERROR: bind failed\n");
+ }
+
+ txCanFrame.can_id = 0x30;
+ txCanFrame.can_dlc = 8;
+ }
+ }
+}
+
+K2LHvacPlugin::~K2LHvacPlugin()
+{
+ if(socketId >= 0)
+ {
+ close(socketId);
+ printf("Socket closed\n");
+ }
+}
+
+void K2LHvacPlugin::getPropertyAsync(AsyncPropertyReply *reply)
+{
+ printf("K2LHvacPlugin::getPropertyAsync\n");
+
+ if(reply->property == VehicleProperty::FanSpeed)
+ {
+ printf("VehicleProperty::FanSpeed=OK\n");
+ VehicleProperty::FanSpeedType temp(fanSpeedValue);
+ reply->value = &temp;
+ reply->success = true;
+ reply->completed(reply);
+ }
+ else if(reply->property == VehicleProperty::TargetTemperature)
+ {
+ printf("VehicleProperty::TargetTemperature=");
+ if(temperatureValues.find(reply->zoneFilter) == temperatureValues.end())
+ {
+ printf("AsyncPropertyReply::ZoneNotSupported\n");
+ reply->success = false;
+ reply->error = AsyncPropertyReply::ZoneNotSupported;
+ reply->completed(reply);
+ }
+ else
+ {
+ printf("OK\n");
+ VehicleProperty::TargetTemperatureType temp(temperatureValues[reply->zoneFilter]);
+ reply->success = true;
+ reply->value = &temp;
+ reply->completed(reply);
+ }
+ }
+}
+
+AsyncPropertyReply *K2LHvacPlugin::setProperty(AsyncSetPropertyRequest request )
+{
+ printf("K2LHvacPlugin::setProperty\n");
+ AsyncPropertyReply *reply = new AsyncPropertyReply(request);
+ reply->success = false;
+ reply->error = AsyncPropertyReply::NoError;
+
+ if(reply->property == VehicleProperty::FanSpeed)
+ {
+ printf("VehicleProperty::FanSpeed=OK\n");
+ fanSpeedValue = (uint8_t)reply->value->value<uint16_t>();
+ }
+ else if(reply->property == VehicleProperty::TargetTemperature)
+ {
+ printf("VehicleProperty::TargetTemperature=");
+ if(temperatureValues.find(reply->zoneFilter) == temperatureValues.end())
+ {
+ printf("AsyncPropertyReply::ZoneNotSupported\n");
+ reply->error = AsyncPropertyReply::ZoneNotSupported;
+ }
+ else
+ {
+ printf("OK\n");
+ temperatureValues[reply->zoneFilter] = (uint8_t)reply->value->value<int>();
+ }
+ }
+ else
+ {
+ reply->error = AsyncPropertyReply::InvalidOperation;
+ }
+
+ if(reply->error == AsyncPropertyReply::NoError)
+ {
+ reply->success = true;
+
+ routingEngine->updateProperty(reply->value,uuid());
+
+ if (socketId >= 0)
+ {
+ printf("Send CAN message\n");
+
+ txCanFrame.data[0] = GetTemperature(temperatureValues[Zone::FrontLeft]);
+ txCanFrame.data[1] = GetTemperature(temperatureValues[Zone::FrontRight]);
+ txCanFrame.data[2] = GetTemperature((temperatureValues[Zone::FrontLeft]
+ + temperatureValues[Zone::FrontRight]) / 2);
+ txCanFrame.data[3] = 0xF0;
+ txCanFrame.data[4] = fanSpeedValue;
+ txCanFrame.data[5] = 0x01;
+ txCanFrame.data[6] = 0x00;
+ txCanFrame.data[7] = 0x00;
+
+ sendto(socketId, &txCanFrame, sizeof(struct can_frame), 0,
+ (struct sockaddr*)&txAddress, sizeof(txAddress));
+ }
+ }
+ else
+ {
+ reply->success = false;
+ }
+
+ reply->completed(reply);
+ return reply;
+}
+
+uint8_t K2LHvacPlugin::GetTemperature(uint8_t value)
+{
+ uint8_t result = ((0xF0 - 0x10) / 15) * value - 16;
+ if (result < 0x10)
+ result = 0x10;
+ if (result > 0xF0)
+ result = 0xF0;
+
+ return result;
+}
+
+void K2LHvacPlugin::subscribeToPropertyChanges(VehicleProperty::Property property)
+{
+ mRequests.push_back(property);
+}
+
+PropertyList K2LHvacPlugin::supported()
+{
+ return mSupported;
+}
+
+void K2LHvacPlugin::unsubscribeToPropertyChanges(VehicleProperty::Property property)
+{
+ if(contains(mRequests,property))
+ removeOne(&mRequests, property);
+}
+
+int K2LHvacPlugin::supportedOperations()
+{
+ return Get | Set | GetRanged;
+}
+
+void K2LHvacPlugin::addPropertySupport(VehicleProperty::Property property, Zone::Type zone)
+{
+ mSupported.push_back(property);
+
+ Zone::ZoneList zones;
+ zones.push_back(zone);
+
+ PropertyInfo info(0, zones);
+ propertyInfoMap[property] = info;
+}