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linuxinput.cpp
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linuxinput.cpp
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/**
* If not stated otherwise in this file or this component's LICENSE
* file the following copyright and licenses apply:
*
* Copyright 2020 RDK Management
*
* 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.
**/
#include "linuxinput.h"
#include "logger.h"
#include "rdkshelljson.h"
#include "inputdevicetypes.h"
#include <iostream>
#include <iomanip>
#include <algorithm>
#include <iterator>
namespace RdkShell
{
std::vector<LinuxInputDevice> gRdkShellInputDevices;
std::vector<IrInputDeviceTypeMapping> gIrInputDeviceTypeMapping;
void readInputDevicesConfiguration()
{
const char* inputDeviceConfigurationFile = getenv("RDKSHELL_INPUT_DEVICES_CONFIG");
if (inputDeviceConfigurationFile)
{
Logger::log(LogLevel::Information, "readInputDevicesConfiguration: read configuration from: '%s'", inputDeviceConfigurationFile);
rapidjson::Document document;
bool ret = RdkShell::RdkShellJson::readJsonFile(inputDeviceConfigurationFile, document);
if (ret == false)
{
Logger::log(LogLevel::Information, "RDKShell input devices configuration read error : [unable to open/read file %s]", inputDeviceConfigurationFile);
return;
}
if (document.HasMember("inputDevices"))
{
const rapidjson::Value& inputDevices = document["inputDevices"];
if (inputDevices.IsArray())
{
for (rapidjson::SizeType i = 0; i < inputDevices.Size(); i++)
{
const rapidjson::Value& mapEntry = inputDevices[i];
if (mapEntry.IsObject() &&
mapEntry.HasMember("deviceType") &&
mapEntry.HasMember("deviceMode"))
{
LinuxInputDevice inputDeviceEntry = {};
//vendor
if (mapEntry.HasMember("vendor"))
{
const rapidjson::Value& vendorValue = mapEntry["vendor"];
if (vendorValue.IsString())
{
inputDeviceEntry.vendor = static_cast<uint16_t>(std::strtoul(vendorValue.GetString(),nullptr,16));
}
else
{
Logger::log(LogLevel::Information, "Ignoring inputDevices entry because of format issues of vendor");
continue;
}
}
else
{
inputDeviceEntry.vendor = 0;
}
//product
if (mapEntry.HasMember("product"))
{
const rapidjson::Value& productValue = mapEntry["product"];
if (productValue.IsString())
{
inputDeviceEntry.product = static_cast<uint16_t>(std::strtoul(productValue.GetString(),nullptr,16));
}
else
{
Logger::log(LogLevel::Information, "Ignoring inputDevices entry because of format issues of product");
continue;
}
}
else
{
inputDeviceEntry.product = 0;
}
//devicePath
if (mapEntry.HasMember("devicePath"))
{
const rapidjson::Value& devicePathValue = mapEntry["devicePath"];
if (devicePathValue.IsString())
{
inputDeviceEntry.devicePath = devicePathValue.GetString();
}
else
{
Logger::log(LogLevel::Information, "Ignoring inputDevices entry because of format issues of devicePathValue");
continue;
}
}
else
{
inputDeviceEntry.devicePath = {};
}
//deviceType
const rapidjson::Value& deviceTypeValue = mapEntry["deviceType"];
if (deviceTypeValue.IsString())
{
inputDeviceEntry.deviceType = static_cast<uint8_t>(std::strtoul(deviceTypeValue.GetString(),nullptr,16));
}
else
{
Logger::log(LogLevel::Information, "Ignoring inputDevices entry because of format issues of deviceType");
continue;
}
//deviceMode
const rapidjson::Value& deviceModeValue = mapEntry["deviceMode"];
if (deviceModeValue.IsString())
{
inputDeviceEntry.deviceMode = static_cast<uint8_t>(std::strtoul(deviceModeValue.GetString(),nullptr,16));
}
else
{
Logger::log(LogLevel::Information, "Ignoring inputDevices entry because of format issues of deviceMode");
continue;
}
std::cout << "inputDevice add entry: " <<
"{ product: 0x" << std::hex << std::setw(4) << std::setfill('0') << inputDeviceEntry.product <<
", vendor: 0x" << std::hex << std::setw(4) << std::setfill('0') << inputDeviceEntry.vendor <<
", deviceType: 0x" << std::hex << std::setw(2) << std::setfill('0') << static_cast<uint16_t>(inputDeviceEntry.deviceType) <<
", deviceMode: 0x" << std::hex << std::setw(2) << std::setfill('0') << static_cast<uint16_t>(inputDeviceEntry.deviceMode) <<
", devicePath: '" << inputDeviceEntry.devicePath << "'" << " }" << std::endl;
gRdkShellInputDevices.push_back(inputDeviceEntry);
}
else
{
Logger::log(LogLevel::Information, "Ignoring input device entry because of format issues of input device entry");
continue;
}
}
}
}
else
{
Logger::log(LogLevel::Information, "Ignored file read due to inputDevices entry not present");
}
if (document.HasMember("irInputDeviceTypeMapping"))
{
const rapidjson::Value& irDeviceTypeMapping = document["irInputDeviceTypeMapping"];
if (irDeviceTypeMapping.IsArray())
{
for (rapidjson::SizeType i = 0; i < irDeviceTypeMapping.Size(); i++)
{
const rapidjson::Value& irDeviceTypeEntry = irDeviceTypeMapping[i];
if (irDeviceTypeEntry.IsObject() &&
irDeviceTypeEntry.HasMember("filterCode") &&
irDeviceTypeEntry.HasMember("deviceType"))
{
IrInputDeviceTypeMapping irDeviceMapping = {};
const rapidjson::Value& filterCodeValue = irDeviceTypeEntry["filterCode"];
if (filterCodeValue.IsUint())
{
irDeviceMapping.filterCode = filterCodeValue.GetUint();
}
else
{
Logger::log(LogLevel::Information, "Ignoring irInputDeviceTypeMapping entry because of format issues of filterCode");
continue;
}
const rapidjson::Value& typeValue = irDeviceTypeEntry["deviceType"];
if (typeValue.IsString())
{
irDeviceMapping.deviceType = static_cast<uint8_t>(std::strtoul(typeValue.GetString(),nullptr,16));
}
else
{
Logger::log(LogLevel::Information, "Ignoring irInputDeviceTypeMapping entry because of format issues of deviceType");
continue;
}
std::cout << "irDeviceTypeMapping add entry: " <<
"{ filterCode: " << std::dec << static_cast<uint16_t>(irDeviceMapping.filterCode) <<
", deviceType: 0x" << std::hex << std::setw(2) << std::setfill('0') << static_cast<uint16_t>(irDeviceMapping.deviceType) << " }" << std::endl;
gIrInputDeviceTypeMapping.push_back(irDeviceMapping);
}
}
}
}
else
{
Logger::log(LogLevel::Information, "irDeviceTypeMapping entry not present");
}
}
else
{
Logger::log(LogLevel::Information, "Ignored file read due to input devices environment variable not set");
}
#ifndef RDKSHELL_ENABLE_KEY_METADATA_EXTENDED_SUPPORT_FOR_IR
if (!gIrInputDeviceTypeMapping.empty())
Logger::log(LogLevel::Information, "RDKShell: warning: no extended support for IR so 'irInputDeviceTypeMapping' in 'RDKSHELL_INPUT_DEVICES_CONFIG' will have no effect");
#endif
}
void inputDeviceTypeAndMode(const uint16_t vendor, const uint16_t product, const std::string& devicePath, uint8_t& type, uint8_t& mode)
{
if (vendor == 0x0 and product == 0x0 and devicePath.empty() == false)
{
auto it = std::find_if(std::begin(gRdkShellInputDevices), std::end(gRdkShellInputDevices),
[devicePath](const RdkShell::LinuxInputDevice& e)
{
return e.devicePath == devicePath;
});
if (it != std::end(gRdkShellInputDevices))
{
type = it->deviceType;
mode = it->deviceMode;
}
}
else
{
auto it = std::find_if(std::begin(gRdkShellInputDevices), std::end(gRdkShellInputDevices),
[vendor, product](const RdkShell::LinuxInputDevice& e)
{
return e.vendor == vendor and e.product == product;
});
if (it != std::end(gRdkShellInputDevices))
{
type = it->deviceType;
mode = it->deviceMode;
}
}
}
void irDeviceType(const uint8_t filterCode, uint8_t& type)
{
type = static_cast<uint8_t>(RdkShell::DeviceType::Generic_IR);
auto it = std::find_if(std::begin(gIrInputDeviceTypeMapping), std::end(gIrInputDeviceTypeMapping),
[filterCode](const RdkShell::IrInputDeviceTypeMapping& e)
{
return e.filterCode == filterCode;
});
if (it != std::end(gIrInputDeviceTypeMapping))
{
type = it->deviceType;
}
}
}