blob: 92c962f75702dbe58996f3a098bb70d32d829404 [file] [log] [blame]
/*
*
* Copyright (c) 2020 Project CHIP Authors
* 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.
*/
/**
* @file DeviceCallbacks.cpp
*
* Implements all the callbacks to the application from the CHIP Stack
*
**/
#include "DeviceCallbacks.h"
#include "AppConfig.h"
#include "CHIPDeviceManager.h"
#include "LEDWidget.h"
#include "init_OTARequestor.h"
#include <app-common/zap-generated/attributes/Accessors.h>
#include <app-common/zap-generated/ids/Attributes.h>
#include <app-common/zap-generated/ids/Clusters.h>
#include <app/CommandHandler.h>
#include <app/server/Dnssd.h>
#include <app/util/af.h>
#include <app/util/basic-types.h>
#include <app/util/util.h>
#include <lib/dnssd/Advertiser.h>
#include <support/CodeUtils.h>
#include <support/logging/CHIPLogging.h>
#include <support/logging/Constants.h>
#if defined CONFIG_LWIP_HOOK_IP6_ROUTE_DEFAULT || defined CONFIG_LWIP_HOOK_ND6_GET_GW_DEFAULT
#include "route_hook/asr_route_hook.h"
#endif
static const char * TAG = "app-devicecallbacks";
using namespace ::chip;
using namespace ::chip::Inet;
using namespace ::chip::System;
using namespace ::chip::DeviceLayer;
using namespace ::chip::DeviceManager;
using namespace ::chip::Logging;
uint32_t identifyTimerCount;
constexpr uint32_t kIdentifyTimerDelayMS = 250;
#if CHIP_DEVICE_CONFIG_ENABLE_OTA_REQUESTOR
constexpr uint32_t kInitOTARequestorDelaySec = 3;
void InitOTARequestorHandler(System::Layer * systemLayer, void * appState)
{
OTAInitializer::Instance().InitOTARequestor();
}
#endif
void DeviceCallbacks::DeviceEventCallback(const ChipDeviceEvent * event, intptr_t arg)
{
switch (event->Type)
{
case DeviceEventType::kInternetConnectivityChange:
OnInternetConnectivityChange(event);
break;
case DeviceEventType::kInterfaceIpAddressChanged:
if ((event->InterfaceIpAddressChanged.Type == InterfaceIpChangeType::kIpV4_Assigned) ||
(event->InterfaceIpAddressChanged.Type == InterfaceIpChangeType::kIpV6_Assigned))
{
// MDNS server restart on any ip assignment: if link local ipv6 is configured, that
// will not trigger a 'internet connectivity change' as there is no internet
// connectivity. MDNS still wants to refresh its listening interfaces to include the
// newly selected address.
chip::app::DnssdServer::Instance().StartServer();
if (event->InterfaceIpAddressChanged.Type == InterfaceIpChangeType::kIpV6_Assigned)
{
#if defined CONFIG_LWIP_HOOK_IP6_ROUTE_DEFAULT || defined CONFIG_LWIP_HOOK_ND6_GET_GW_DEFAULT
ChipLogProgress(NotSpecified, "Initializing route hook...");
asr_route_hook_init();
#endif
}
}
break;
}
}
void DeviceCallbacks::OnInternetConnectivityChange(const ChipDeviceEvent * event)
{
#if CHIP_DEVICE_CONFIG_ENABLE_OTA_REQUESTOR
static bool isOTAInitialized = false;
#endif
if (event->InternetConnectivityChange.IPv4 == kConnectivity_Established)
{
ASR_LOG("IPv4 Server ready...");
chip::app::DnssdServer::Instance().StartServer();
}
else if (event->InternetConnectivityChange.IPv4 == kConnectivity_Lost)
{
ASR_LOG("Lost IPv4 connectivity...");
}
if (event->InternetConnectivityChange.IPv6 == kConnectivity_Established)
{
ASR_LOG("IPv6 Server ready...");
chip::app::DnssdServer::Instance().StartServer();
#if CHIP_DEVICE_CONFIG_ENABLE_OTA_REQUESTOR
// Init OTA requestor only when we have gotten IPv6 address
if (!isOTAInitialized)
{
chip::DeviceLayer::SystemLayer().StartTimer(chip::System::Clock::Seconds32(kInitOTARequestorDelaySec),
InitOTARequestorHandler, nullptr);
isOTAInitialized = true;
}
#endif
}
else if (event->InternetConnectivityChange.IPv6 == kConnectivity_Lost)
{
ASR_LOG("Lost IPv6 connectivity...");
}
}
void DeviceCallbacks::PostAttributeChangeCallback(EndpointId endpointId, ClusterId clusterId, AttributeId attributeId, uint8_t type,
uint16_t size, uint8_t * value)
{
switch (clusterId)
{
case app::Clusters::OnOff::Id:
OnOnOffPostAttributeChangeCallback(endpointId, attributeId, value);
break;
case app::Clusters::Identify::Id:
OnIdentifyPostAttributeChangeCallback(endpointId, attributeId, value);
break;
case app::Clusters::LevelControl::Id:
OnLevelPostAttributeChangeCallback(endpointId, attributeId, size, value);
break;
case app::Clusters::ColorControl::Id:
OnColorPostAttributeChangeCallback(endpointId, attributeId, value);
break;
default:
ChipLogProgress(Zcl, "Unknown cluster ID: " ChipLogFormatMEI, ChipLogValueMEI(clusterId));
break;
}
}
void IdentifyTimerHandler(Layer * systemLayer, void * appState)
{
if (identifyTimerCount)
{
systemLayer->StartTimer(Clock::Milliseconds32(kIdentifyTimerDelayMS), IdentifyTimerHandler, appState);
// Decrement the timer count.
identifyTimerCount--;
}
}
extern LEDWidget lightLED;
void DeviceCallbacks::OnOnOffPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint8_t * value)
{
VerifyOrExit(attributeId == app::Clusters::OnOff::Attributes::OnOff::Id,
ChipLogError(DeviceLayer, TAG, "Unhandled Attribute ID: '0x%04x", attributeId));
VerifyOrExit(endpointId == 1 || endpointId == 2,
ChipLogError(DeviceLayer, TAG, "Unexpected EndPoint ID: `0x%02x'", endpointId));
lightLED.Set(*value);
exit:
return;
}
void DeviceCallbacks::OnLevelPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint16_t size,
uint8_t * value)
{
VerifyOrExit(attributeId == app::Clusters::LevelControl::Attributes::CurrentLevel::Id,
ChipLogError(DeviceLayer, TAG, "Unhandled Attribute ID: '0x%04x", attributeId));
VerifyOrExit(endpointId == 1 || endpointId == 2,
ChipLogError(DeviceLayer, TAG, "Unexpected EndPoint ID: `0x%02x'", endpointId));
if (size == 1)
{
uint8_t tmp = *value;
ChipLogProgress(Zcl, "New level: %u ", tmp);
lightLED.SetBrightness(tmp);
}
else
{
ChipLogError(Zcl, "wrong length for level: %d\n", size);
}
exit:
return;
}
void DeviceCallbacks::OnColorPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint8_t * value)
{
using namespace app::Clusters::ColorControl::Attributes;
uint8_t hue, saturation;
if ((attributeId != CurrentHue::Id) && (attributeId != CurrentSaturation::Id))
{
ChipLogProgress(Zcl, "Unknown attribute ID: %" PRIx32, attributeId);
return;
}
if (attributeId == CurrentHue::Id)
{
hue = *value;
CurrentSaturation::Get(endpointId, &saturation);
}
if (attributeId == CurrentSaturation::Id)
{
saturation = *value;
CurrentHue::Get(endpointId, &hue);
}
ASR_LOG("New hue: %d, New saturation: %d\n", hue, saturation);
lightLED.SetColor(hue, saturation);
}
void DeviceCallbacks::OnIdentifyPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint8_t * value)
{
VerifyOrExit(attributeId == app::Clusters::Identify::Attributes::IdentifyTime::Id,
ChipLogError(DeviceLayer, "[%s] Unhandled Attribute ID: '0x%04lx", TAG, attributeId));
VerifyOrExit(endpointId == 1, ChipLogError(DeviceLayer, "[%s] Unexpected EndPoint ID: `0x%02x'", TAG, endpointId));
// timerCount represents the number of callback executions before we stop the timer.
// value is expressed in seconds and the timer is fired every 250ms, so just multiply value by 4.
// Also, we want timerCount to be odd number, so the ligth state ends in the same state it starts.
identifyTimerCount = (*value) * 4;
DeviceLayer::SystemLayer().CancelTimer(IdentifyTimerHandler, this);
DeviceLayer::SystemLayer().StartTimer(Clock::Milliseconds32(kIdentifyTimerDelayMS), IdentifyTimerHandler, this);
exit:
return;
}