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/*
*
* Copyright (c) 2020 Project CHIP Authors
* Copyright (c) 2019 Google LLC.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**********************************************************
* Includes
*********************************************************/
#include "AppConfig.h"
#include "AppEvent.h"
#include "AppTask.h"
#ifdef DISPLAY_ENABLED
#include "lcd.h"
#ifdef QR_CODE_ENABLED
#include "qrcodegen.h"
#endif // QR_CODE_ENABLED
#endif // DISPLAY_ENABLED
#include "SiWx917DeviceDataProvider.h"
#include <app-common/zap-generated/attribute-id.h>
#include <app-common/zap-generated/attribute-type.h>
#include <app/server/OnboardingCodesUtil.h>
#include <app/server/Server.h>
#include <app/util/attribute-storage.h>
#include <assert.h>
#include <lib/support/CodeUtils.h>
#include <platform/CHIPDeviceLayer.h>
#include <setup_payload/QRCodeSetupPayloadGenerator.h>
#include <setup_payload/SetupPayload.h>
#ifdef SL_WIFI
#include "wfx_host_events.h"
#include <app/clusters/network-commissioning/network-commissioning.h>
#include <platform/silabs/NetworkCommissioningWiFiDriver.h>
#endif // SL_WIFI
/**********************************************************
* Defines and Constants
*********************************************************/
#define FACTORY_RESET_TRIGGER_TIMEOUT 3000
#define FACTORY_RESET_CANCEL_WINDOW_TIMEOUT 3000
#ifndef APP_TASK_STACK_SIZE
#define APP_TASK_STACK_SIZE (4096)
#endif
#define APP_TASK_PRIORITY 2
#define APP_EVENT_QUEUE_SIZE 10
#define EXAMPLE_VENDOR_ID 0xcafe
using namespace chip;
using namespace ::chip::DeviceLayer;
namespace {
/**********************************************************
* Variable declarations
*********************************************************/
TimerHandle_t sFunctionTimer; // FreeRTOS app sw timer.
TimerHandle_t sLightTimer;
TaskHandle_t sAppTaskHandle;
QueueHandle_t sAppEventQueue;
#ifdef SL_WIFI
app::Clusters::NetworkCommissioning::Instance
sWiFiNetworkCommissioningInstance(0 /* Endpoint Id */, &(NetworkCommissioning::SlWiFiDriver::GetInstance()));
#endif /* SL_WIFI */
#if !(defined(CHIP_DEVICE_CONFIG_ENABLE_SED) && CHIP_DEVICE_CONFIG_ENABLE_SED)
bool sIsProvisioned = false;
bool sIsEnabled = false;
bool sIsAttached = false;
bool sHaveBLEConnections = false;
#endif // CHIP_DEVICE_CONFIG_ENABLE_SED
EmberAfIdentifyEffectIdentifier sIdentifyEffect = EMBER_ZCL_IDENTIFY_EFFECT_IDENTIFIER_STOP_EFFECT;
uint8_t sAppEventQueueBuffer[APP_EVENT_QUEUE_SIZE * sizeof(AppEvent)];
StaticQueue_t sAppEventQueueStruct;
StackType_t appStack[APP_TASK_STACK_SIZE / sizeof(StackType_t)];
StaticTask_t appTaskStruct;
BaseApplication::Function_t mFunction;
bool mFunctionTimerActive;
Identify * gIdentifyptr = nullptr;
#ifdef DISPLAY_ENABLED
SilabsLCD slLCD;
#endif
} // namespace
/**********************************************************
* AppTask Definitions
*********************************************************/
CHIP_ERROR BaseApplication::StartAppTask(TaskFunction_t taskFunction)
{
sAppEventQueue = xQueueCreateStatic(APP_EVENT_QUEUE_SIZE, sizeof(AppEvent), sAppEventQueueBuffer, &sAppEventQueueStruct);
if (sAppEventQueue == NULL)
{
SILABS_LOG("Failed to allocate app event queue");
appError(APP_ERROR_EVENT_QUEUE_FAILED);
}
// Start App task.
sAppTaskHandle =
xTaskCreateStatic(taskFunction, APP_TASK_NAME, ArraySize(appStack), &sAppEventQueue, 1, appStack, &appTaskStruct);
if (sAppTaskHandle == nullptr)
{
SILABS_LOG("Failed to create app task");
appError(APP_ERROR_CREATE_TASK_FAILED);
}
return CHIP_NO_ERROR;
}
CHIP_ERROR BaseApplication::Init(Identify * identifyObj)
{
CHIP_ERROR err = CHIP_NO_ERROR;
if (identifyObj == nullptr)
{
SILABS_LOG("Invalid Identify Object!");
appError(CHIP_ERROR_INVALID_ARGUMENT);
}
gIdentifyptr = identifyObj;
#ifdef SL_WIFI
/*
* Wait for the WiFi to be initialized
*/
SILABS_LOG("APP: Wait WiFi Init");
while (!wfx_hw_ready())
{
vTaskDelay(10);
}
SILABS_LOG("APP: Done WiFi Init");
/* We will init server when we get IP */
sWiFiNetworkCommissioningInstance.Init();
#endif
// Create FreeRTOS sw timer for Function Selection.
sFunctionTimer = xTimerCreate("FnTmr", // Just a text name, not used by the RTOS kernel
1, // == default timer period (mS)
false, // no timer reload (==one-shot)
(void *) this, // init timer id = app task obj context
FunctionTimerEventHandler // timer callback handler
);
if (sFunctionTimer == NULL)
{
SILABS_LOG("funct timer create failed");
appError(APP_ERROR_CREATE_TIMER_FAILED);
}
// Create FreeRTOS sw timer for LED Management.
sLightTimer = xTimerCreate("LightTmr", // Text Name
10, // Default timer period (mS)
true, // reload timer
(void *) this, // Timer Id
LightTimerEventHandler // Timer callback handler
);
if (sLightTimer == NULL)
{
SILABS_LOG("Light Timer create failed");
appError(APP_ERROR_CREATE_TIMER_FAILED);
}
SILABS_LOG("Current Software Version: %s", CHIP_DEVICE_CONFIG_DEVICE_SOFTWARE_VERSION_STRING);
ConfigurationMgr().LogDeviceConfig();
// Create buffer for QR code that can fit max size and null terminator.
char qrCodeBuffer[chip::QRCodeBasicSetupPayloadGenerator::kMaxQRCodeBase38RepresentationLength + 1];
chip::MutableCharSpan QRCode(qrCodeBuffer);
if (EFR32::EFR32DeviceDataProvider::GetDeviceDataProvider().GetSetupPayload(QRCode) == CHIP_NO_ERROR)
{
// Print setup info on LCD if available
#ifdef QR_CODE_ENABLED
slLCD.SetQRCode((uint8_t *) QRCode.data(), QRCode.size());
slLCD.ShowQRCode(true, true);
#else
PrintQrCodeURL(QRCode);
#endif // QR_CODE_ENABLED
}
else
{
SILABS_LOG("Getting QR code failed!");
}
return err;
}
void BaseApplication::FunctionTimerEventHandler(TimerHandle_t xTimer)
{
AppEvent event;
event.Type = AppEvent::kEventType_Timer;
event.TimerEvent.Context = (void *) xTimer;
event.Handler = FunctionEventHandler;
PostEvent(&event);
}
void BaseApplication::FunctionEventHandler(AppEvent * aEvent)
{
if (aEvent->Type != AppEvent::kEventType_Timer)
{
return;
}
// If we reached here, the button was held past FACTORY_RESET_TRIGGER_TIMEOUT,
// initiate factory reset
if (mFunctionTimerActive && mFunction == kFunction_StartBleAdv)
{
SILABS_LOG("Factory Reset Triggered. Release button within %ums to cancel.", FACTORY_RESET_CANCEL_WINDOW_TIMEOUT);
// Start timer for FACTORY_RESET_CANCEL_WINDOW_TIMEOUT to allow user to
// cancel, if required.
StartFunctionTimer(FACTORY_RESET_CANCEL_WINDOW_TIMEOUT);
#if CHIP_DEVICE_CONFIG_ENABLE_SED == 1
StartStatusLEDTimer();
#endif // CHIP_DEVICE_CONFIG_ENABLE_SED
mFunction = kFunction_FactoryReset;
}
else if (mFunctionTimerActive && mFunction == kFunction_FactoryReset)
{
// Actually trigger Factory Reset
mFunction = kFunction_NoneSelected;
#if CHIP_DEVICE_CONFIG_ENABLE_SED == 1
StopStatusLEDTimer();
#endif // CHIP_DEVICE_CONFIG_ENABLE_SED
chip::Server::GetInstance().ScheduleFactoryReset();
}
}
void BaseApplication::LightEventHandler()
{
// Collect connectivity and configuration state from the CHIP stack. Because
// the CHIP event loop is being run in a separate task, the stack must be
// locked while these values are queried. However we use a non-blocking
// lock request (TryLockCHIPStack()) to avoid blocking other UI activities
// when the CHIP task is busy (e.g. with a long crypto operation).
#if !(defined(CHIP_DEVICE_CONFIG_ENABLE_SED) && CHIP_DEVICE_CONFIG_ENABLE_SED)
if (PlatformMgr().TryLockChipStack())
{
#ifdef SL_WIFI
sIsProvisioned = ConnectivityMgr().IsWiFiStationProvisioned();
sIsEnabled = ConnectivityMgr().IsWiFiStationEnabled();
sIsAttached = ConnectivityMgr().IsWiFiStationConnected();
#endif /* SL_WIFI */
#if CHIP_ENABLE_OPENTHREAD
sIsProvisioned = ConnectivityMgr().IsThreadProvisioned();
sIsEnabled = ConnectivityMgr().IsThreadEnabled();
sIsAttached = ConnectivityMgr().IsThreadAttached();
#endif /* CHIP_ENABLE_OPENTHREAD */
sHaveBLEConnections = (ConnectivityMgr().NumBLEConnections() != 0);
PlatformMgr().UnlockChipStack();
}
#endif // CHIP_DEVICE_CONFIG_ENABLE_SED
// Update the status LED if factory reset has not been initiated.
//
// If system has "full connectivity", keep the LED On constantly.
//
// If thread and service provisioned, but not attached to the thread network
// yet OR no connectivity to the service OR subscriptions are not fully
// established THEN blink the LED Off for a short period of time.
//
// If the system has ble connection(s) uptill the stage above, THEN blink
// the LEDs at an even rate of 100ms.
//
// Otherwise, blink the LED ON for a very short time.
}
void BaseApplication::CancelFunctionTimer()
{
if (xTimerStop(sFunctionTimer, 0) == pdFAIL)
{
SILABS_LOG("app timer stop() failed");
appError(APP_ERROR_STOP_TIMER_FAILED);
}
mFunctionTimerActive = false;
}
void BaseApplication::StartFunctionTimer(uint32_t aTimeoutInMs)
{
if (xTimerIsTimerActive(sFunctionTimer))
{
SILABS_LOG("app timer already started!");
CancelFunctionTimer();
}
// timer is not active, change its period to required value (== restart).
// FreeRTOS- Block for a maximum of 100 ticks if the change period command
// cannot immediately be sent to the timer command queue.
if (xTimerChangePeriod(sFunctionTimer, aTimeoutInMs / portTICK_PERIOD_MS, 100) != pdPASS)
{
SILABS_LOG("app timer start() failed");
appError(APP_ERROR_START_TIMER_FAILED);
}
mFunctionTimerActive = true;
}
void BaseApplication::StartStatusLEDTimer()
{
if (pdPASS != xTimerStart(sLightTimer, 0))
{
SILABS_LOG("Light Time start failed");
appError(APP_ERROR_START_TIMER_FAILED);
}
}
void BaseApplication::StopStatusLEDTimer()
{
if (xTimerStop(sLightTimer, 100) != pdPASS)
{
SILABS_LOG("Light Time start failed");
appError(APP_ERROR_START_TIMER_FAILED);
}
}
void BaseApplication::LightTimerEventHandler(TimerHandle_t xTimer)
{
LightEventHandler();
}
#ifdef DISPLAY_ENABLED
SilabsLCD & BaseApplication::GetLCD(void)
{
return slLCD;
}
#endif
void BaseApplication::PostEvent(const AppEvent * aEvent)
{
if (sAppEventQueue != NULL)
{
BaseType_t status;
if (xPortIsInsideInterrupt())
{
BaseType_t higherPrioTaskWoken = pdFALSE;
status = xQueueSendFromISR(sAppEventQueue, aEvent, &higherPrioTaskWoken);
#ifdef portYIELD_FROM_ISR
portYIELD_FROM_ISR(higherPrioTaskWoken);
#elif portEND_SWITCHING_ISR // portYIELD_FROM_ISR or portEND_SWITCHING_ISR
portEND_SWITCHING_ISR(higherPrioTaskWoken);
#else // portYIELD_FROM_ISR or portEND_SWITCHING_ISR
#error "Must have portYIELD_FROM_ISR or portEND_SWITCHING_ISR"
#endif // portYIELD_FROM_ISR or portEND_SWITCHING_ISR
}
else
{
status = xQueueSend(sAppEventQueue, aEvent, 1);
}
if (!status)
{
SILABS_LOG("Failed to post event to app task event queue");
}
}
else
{
SILABS_LOG("Event Queue is NULL should never happen");
}
}
void BaseApplication::DispatchEvent(AppEvent * aEvent)
{
if (aEvent->Handler)
{
aEvent->Handler(aEvent);
}
else
{
SILABS_LOG("Event received with no handler. Dropping event.");
}
}