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nymea-plugins-modbus/libnymea-sunspec/sunspecdatapoint.cpp

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* Copyright 2013 - 2020, nymea GmbH
* Contact: contact@nymea.io
*
* This file is part of nymea.
* This project including source code and documentation is protected by
* copyright law, and remains the property of nymea GmbH. All rights, including
* reproduction, publication, editing and translation, are reserved. The use of
* this project is subject to the terms of a license agreement to be concluded
* with nymea GmbH in accordance with the terms of use of nymea GmbH, available
* under https://nymea.io/license
*
* GNU Lesser General Public License Usage
* Alternatively, this project may be redistributed and/or modified under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; version 3. This project 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this project. If not, see <https://www.gnu.org/licenses/>.
*
* For any further details and any questions please contact us under
* contact@nymea.io or see our FAQ/Licensing Information on
* https://nymea.io/license/faq
*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "sunspecdatapoint.h"
#include <math.h>
#include <QDataStream>
SunSpecDataPoint::SunSpecDataPoint()
{
}
QString SunSpecDataPoint::name() const
{
return m_name;
}
void SunSpecDataPoint::setName(const QString &name)
{
m_name = name;
}
QString SunSpecDataPoint::label() const
{
return m_label;
}
void SunSpecDataPoint::setLabel(const QString &label)
{
m_label = label;
}
QString SunSpecDataPoint::description() const
{
return m_description;
}
void SunSpecDataPoint::setDescription(const QString &description)
{
m_description = description;
}
QString SunSpecDataPoint::detail() const
{
return m_detail;
}
void SunSpecDataPoint::setDetail(const QString &detail)
{
m_detail = detail;
}
QString SunSpecDataPoint::units() const
{
return m_units;
}
void SunSpecDataPoint::setUnits(const QString &units)
{
m_units = units;
}
bool SunSpecDataPoint::mandatory() const
{
return m_mandatory;
}
void SunSpecDataPoint::setMandatory(bool mandatory)
{
m_mandatory = mandatory;
}
SunSpecDataPoint::Access SunSpecDataPoint::access() const
{
return m_access;
}
void SunSpecDataPoint::setAccess(Access access)
{
m_access = access;
}
quint16 SunSpecDataPoint::addressOffset() const
{
return m_addressOffset;
}
void SunSpecDataPoint::setAddressOffset(quint16 addressOffset)
{
m_addressOffset = addressOffset;
}
quint16 SunSpecDataPoint::blockOffset() const
{
return m_blockOffset;
}
void SunSpecDataPoint::setBlockOffset(quint16 blockOffset)
{
m_blockOffset = blockOffset;
}
QString SunSpecDataPoint::sunSpecDataType() const
{
return m_sunSpecDataType;
}
void SunSpecDataPoint::setSunSpecDataType(const QString &sunSpecDataType)
{
m_sunSpecDataType = sunSpecDataType;
setDataType(SunSpecDataPoint::stringToDataType(m_sunSpecDataType));
}
SunSpecDataPoint::DataType SunSpecDataPoint::dataType() const
{
return m_dataType;
}
void SunSpecDataPoint::setDataType(DataType dataType)
{
m_dataType = dataType;
}
SunSpecDataPoint::ByteOrder SunSpecDataPoint::byteOrder() const
{
return m_byteOrder;
}
void SunSpecDataPoint::setByteOrder(ByteOrder byteOrder)
{
m_byteOrder = byteOrder;
}
int SunSpecDataPoint::size() const
{
return m_size;
}
void SunSpecDataPoint::setSize(int size)
{
m_size = size;
}
QString SunSpecDataPoint::scaleFactorName() const
{
return m_scaleFactorName;
}
void SunSpecDataPoint::setScaleFactorName(const QString &scaleFactorName)
{
m_scaleFactorName = scaleFactorName;
}
QVector<quint16> SunSpecDataPoint::rawData() const
{
return m_rawData;
}
void SunSpecDataPoint::setRawData(const QVector<quint16> &rawData)
{
m_rawData = rawData;
}
bool SunSpecDataPoint::isValid() const
{
// TODO: verify if value is not invalid code
if (m_rawData.isEmpty())
return false;
bool valid = true;
switch (m_dataType) {
case DataType::Pad:
case DataType::Int16:
case DataType::ScaleFactor:
if (toUInt16() == 0x8000)
valid = false;
break;
case DataType::Int32:
if (toUInt32() == 0x80000000)
valid = false;
break;
case DataType::Int64:
if (toUInt64() == 0x8000000000000000)
valid = false;
break;
case DataType::Raw16:
if (toUInt16() == 0x0000)
valid = false;
break;
case DataType::Acc16:
if (toUInt16() == 0x0000)
valid = false;
break;
case DataType::IpV4Address:
case DataType::Acc32:
if (toUInt32() == 0x00000000)
valid = false;
break;
case DataType::BitField16:
case DataType::Enum16:
case DataType::UInt16:
if (toUInt16() == 0xFFFF)
valid = false;
break;
case DataType::BitField32:
case DataType::Enum32:
case DataType::UInt32:
if (toUInt32() == 0xFFFFFFFF)
valid = false;
break;
case DataType::IpV6Address:
case DataType::Acc64:
if (toUInt64() == 0x0000000000000000)
valid = false;
break;
break;
case DataType::BitField64:
break;
case DataType::Float32:
if (toUInt32() == 0x7FC00000)
valid = false;
break;
case DataType::Float64:
if (toUInt64() == 0x7FC0000000000000)
valid = false;
break;
case DataType::String: {
bool isNull = true;
for (int i = 0; i < m_rawData.length(); i++) {
if (m_rawData.at(i) != 0x0000) {
isNull = false;
valid = true;
break;
}
}
if (isNull)
valid = false;
break;
}
case DataType::EUI48:
case DataType::Group:
case DataType::Sync:
break;
}
return valid;
}
SunSpecDataPoint::DataType SunSpecDataPoint::stringToDataType(const QString &typString)
{
DataType dataType = DataType::UInt16;
if (typString == "int16") {
dataType = DataType::Int16;
} else if (typString == "int32") {
dataType = DataType::Int32;
} else if (typString == "int64") {
dataType = DataType::Int64;
} else if (typString == "uint16") {
dataType = DataType::UInt16;
} else if (typString == "raw16") {
dataType = DataType::Raw16;
} else if (typString == "uint32") {
dataType = DataType::UInt32;
} else if (typString == "acc16") {
dataType = DataType::Acc16;
} else if (typString == "acc32") {
dataType = DataType::Acc32;
} else if (typString == "acc64") {
dataType = DataType::Acc64;
} else if (typString == "bitfield16") {
dataType = DataType::BitField16;
} else if (typString == "bitfield32") {
dataType = DataType::BitField32;
} else if (typString == "bitfield64") {
dataType = DataType::BitField64;
} else if (typString == "enum16") {
dataType = DataType::Enum16;
} else if (typString == "enum32") {
dataType = DataType::Enum32;
} else if (typString == "float32") {
dataType = DataType::Float32;
} else if (typString == "float64") {
dataType = DataType::Float64;
} else if (typString == "string") {
dataType = DataType::String;
} else if (typString == "sunssf") {
dataType = DataType::ScaleFactor;
} else if (typString == "pad") {
dataType = DataType::Pad;
} else if (typString == "ipaddr") {
dataType = DataType::IpV4Address;
} else if (typString == "ipv6addr") {
dataType = DataType::IpV6Address;
} else if (typString == "eui48") {
dataType = DataType::EUI48;
} else if (typString == "group") {
dataType = DataType::Group;
} else if (typString == "sync") {
dataType = DataType::Sync;
}
return dataType;
}
quint16 SunSpecDataPoint::toUInt16() const
{
return SunSpecDataPoint::convertToUInt16(m_rawData);
}
qint16 SunSpecDataPoint::toInt16() const
{
return SunSpecDataPoint::convertToInt16(m_rawData);
}
quint32 SunSpecDataPoint::toUInt32() const
{
return SunSpecDataPoint::convertToUInt32(m_rawData, m_byteOrder);
}
qint32 SunSpecDataPoint::toInt32() const
{
return SunSpecDataPoint::convertToInt32(m_rawData, m_byteOrder);
}
quint64 SunSpecDataPoint::toUInt64() const
{
return SunSpecDataPoint::convertToUInt64(m_rawData, m_byteOrder);
}
qint64 SunSpecDataPoint::toInt64() const
{
return SunSpecDataPoint::convertToInt64(m_rawData, m_byteOrder);
}
QString SunSpecDataPoint::toString() const
{
return SunSpecDataPoint::convertToString(m_rawData);
}
float SunSpecDataPoint::toFloat() const
{
Q_ASSERT_X(m_dataType == Float32, "SunSpecDataPoint", "invalid raw data size for converting value to float");
return SunSpecDataPoint::convertToFloat32(m_rawData, m_byteOrder);
}
float SunSpecDataPoint::toFloatWithSSF(qint16 scaleFactor) const
{
float value = 0;
switch (m_dataType) {
case Acc16:
case UInt16:
value = toUInt16() * pow(10, scaleFactor);
break;
case Int16:
value = toInt16() * pow(10, scaleFactor);
break;
case Acc32:
case UInt32:
value = toUInt32() * pow(10, scaleFactor);
break;
case Int32:
value = toInt32() * pow(10, scaleFactor);
break;
default:
Q_ASSERT_X(false, "SunSpecDataPoint", QString("unhandled data type for converting float with scale factor %1").arg(dataType()).toLatin1());
break;
}
return value;
}
double SunSpecDataPoint::toDouble() const
{
Q_ASSERT_X(m_dataType == Float64, "SunSpecDataPoint", "invalid raw data size for converting value to double");
return SunSpecDataPoint::convertToFloat64(m_rawData, m_byteOrder);
}
QString SunSpecDataPoint::registersToString(const QVector<quint16> &registers)
{
QStringList valueStrings;
for (int i = 0; i < registers.length(); i++) {
QString hexString(QStringLiteral("0x%1"));
valueStrings.append(hexString.arg(registers.at(i), 4, 16, QLatin1Char('0')));
}
QString registersString = "(" + valueStrings.join(", ") + ")";
return registersString;
}
quint16 SunSpecDataPoint::convertToUInt16(const QVector<quint16> &registers)
{
Q_ASSERT_X(registers.length() == 1, "SunSpecDataPoint", "invalid raw data size for converting value to quint16");
return registers.at(0);
}
qint16 SunSpecDataPoint::convertToInt16(const QVector<quint16> &registers)
{
Q_ASSERT_X(registers.length() == 1, "SunSpecDataPoint", "invalid raw data size for converting value to qint16");
return static_cast<qint16>(registers.at(0));
}
quint32 SunSpecDataPoint::convertToUInt32(const QVector<quint16> &registers, ByteOrder byteOrder)
{
Q_ASSERT_X(registers.length() == 2, "SunSpecDataPoint", "invalid raw data size for converting value to quint32");
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
if (byteOrder == ByteOrderBigEndian) {
inputStream << registers.at(0);
inputStream << registers.at(1);
} else {
inputStream << registers.at(1);
inputStream << registers.at(0);
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
quint32 result = 0;
outputStream >> result;
return result;
}
qint32 SunSpecDataPoint::convertToInt32(const QVector<quint16> &registers, ByteOrder byteOrder)
{
Q_ASSERT_X(registers.length() == 2, "SunSpecDataPoint", "invalid raw data size for converting value to quint32");
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
if (byteOrder == ByteOrderBigEndian) {
inputStream << registers.at(0);
inputStream << registers.at(1);
} else {
inputStream << registers.at(1);
inputStream << registers.at(0);
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
qint32 result = 0;
outputStream >> result;
return result;
}
quint64 SunSpecDataPoint::convertToUInt64(const QVector<quint16> &registers, ByteOrder byteOrder)
{
Q_ASSERT_X(registers.length() == 4, "SunSpecDataPoint", "invalid raw data size for converting value to quint64");
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
if (byteOrder == ByteOrderBigEndian) {
inputStream << registers.at(0);
inputStream << registers.at(1);
inputStream << registers.at(2);
inputStream << registers.at(3);
} else {
inputStream << registers.at(3);
inputStream << registers.at(2);
inputStream << registers.at(1);
inputStream << registers.at(0);
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
quint64 result = 0;
outputStream >> result;
return result;
}
qint64 SunSpecDataPoint::convertToInt64(const QVector<quint16> &registers, ByteOrder byteOrder)
{
Q_ASSERT_X(registers.length() == 4, "SunSpecDataPoint", "invalid raw data size for converting value to qint64");
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
if (byteOrder == ByteOrderBigEndian) {
inputStream << registers.at(0);
inputStream << registers.at(1);
inputStream << registers.at(2);
inputStream << registers.at(3);
} else {
inputStream << registers.at(3);
inputStream << registers.at(2);
inputStream << registers.at(1);
inputStream << registers.at(0);
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
qint64 result = 0;
outputStream >> result;
return result;
}
QString SunSpecDataPoint::convertToString(const QVector<quint16> &registers)
{
QByteArray bytes;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream stream(&bytes, QDataStream::WriteOnly);
#else
QDataStream stream(&bytes, QIODevice::WriteOnly);
#endif
for (int i = 0; i < registers.length(); i++) {
stream << registers.at(i);
}
return QString::fromUtf8(bytes).trimmed();
}
float SunSpecDataPoint::convertToFloat32(const QVector<quint16> &registers, ByteOrder byteOrder)
{
Q_ASSERT_X(registers.length() == 2, "SunSpecDataPoint", "invalid raw data size for converting value to float32");
quint32 rawValue = SunSpecDataPoint::convertToUInt32(registers, byteOrder);
float value = 0;
memcpy(&value, &rawValue, sizeof(quint32));
return value;
}
double SunSpecDataPoint::convertToFloat64(const QVector<quint16> &registers, ByteOrder byteOrder)
{
Q_ASSERT_X(registers.length() == 4, "SunSpecDataPoint", "invalid raw data size for converting value to float64");
quint64 rawValue = SunSpecDataPoint::convertToUInt64(registers, byteOrder);
double value = 0;
memcpy(&value, &rawValue, sizeof(quint64));
return value;
}
QVector<quint16> SunSpecDataPoint::convertFromUInt16(quint16 value)
{
return QVector<quint16>() << value;
}
QVector<quint16> SunSpecDataPoint::convertFromInt16(qint16 value)
{
return SunSpecDataPoint::convertFromUInt16(static_cast<quint16>(value));
}
QVector<quint16> SunSpecDataPoint::convertFromUInt32(quint32 value, ByteOrder byteOrder)
{
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
inputStream << value;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
QVector<quint16> values;
for (int i = 0; i < 2; i++) {
quint16 registerValue = 0;
outputStream >> registerValue;
if (byteOrder == ByteOrderBigEndian) {
values.append(registerValue);
} else {
values.prepend(registerValue);
}
}
return values;
}
QVector<quint16> SunSpecDataPoint::convertFromInt32(qint32 value, ByteOrder byteOrder)
{
return SunSpecDataPoint::convertFromUInt32(static_cast<quint32>(value), byteOrder);
}
QVector<quint16> SunSpecDataPoint::convertFromUInt64(quint64 value, ByteOrder byteOrder)
{
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
inputStream << value;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
QVector<quint16> values;
for (int i = 0; i < 4; i++) {
quint16 registerValue = 0;
outputStream >> registerValue;
if (byteOrder == ByteOrderBigEndian) {
values.append(registerValue);
} else {
values.prepend(registerValue);
}
}
return values;
}
QVector<quint16> SunSpecDataPoint::convertFromInt64(qint64 value, ByteOrder byteOrder)
{
QByteArray data;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream inputStream(&data, QDataStream::WriteOnly);
#else
QDataStream inputStream(&data, QIODevice::WriteOnly);
#endif
inputStream << value;
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream outputStream(&data, QDataStream::ReadOnly);
#else
QDataStream outputStream(&data, QIODevice::ReadOnly);
#endif
QVector<quint16> values;
for (int i = 0; i < 4; i++) {
quint16 registerValue = 0;
outputStream >> registerValue;
if (byteOrder == ByteOrderBigEndian) {
values.append(registerValue);
} else {
values.prepend(registerValue);
}
}
return values;
}
QVector<quint16> SunSpecDataPoint::convertFromString(const QString &value, quint16 stringLength)
{
Q_ASSERT_X(value.length() <= stringLength, "SunSpecDataPoint", "cannot convert a string which is bigger than the desired register vector.");
QByteArray data = value.toLatin1() + QByteArray('\0', stringLength - value.length());
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QDataStream stream(&data, QDataStream::ReadOnly);
#else
QDataStream stream(&data, QIODevice::ReadOnly);
#endif
QVector<quint16> values;
for (int i = 0; i < stringLength; i++) {
quint16 registerValue = 0;
stream >> registerValue;
values.append(registerValue);
}
return values;
}
QVector<quint16> SunSpecDataPoint::convertFromFloatWithSSF(float value, qint16 scaleFactor, DataType dataType, ByteOrder byteOrder)
{
QVector<quint16> rawData;
switch (dataType) {
case Acc16:
case UInt16: {
quint16 rawValue = static_cast<quint16>(value * pow(10, -1 * scaleFactor));
rawData << rawValue;
break;
}
case Int16: {
quint16 rawValue = static_cast<qint16>(value * pow(10, -1 * scaleFactor));
rawData << rawValue;
break;
}
case Acc32:
case UInt32: {
quint32 rawValue = static_cast<quint32>(value * pow(10, -1 * scaleFactor));
rawData = SunSpecDataPoint::convertFromUInt32(rawValue, byteOrder);
break;
}
case Int32: {
qint32 rawValue = static_cast<qint32>(value * pow(10, -1 * scaleFactor));
rawData = SunSpecDataPoint::convertFromInt32(rawValue, byteOrder);
break;
}
default:
Q_ASSERT_X(false, "SunSpecDataPoint", QString("unhandled data type for converting from float with scale factor using data type %1").arg(dataType).toLatin1());
break;
}
return rawData;
}
QVector<quint16> SunSpecDataPoint::convertFromFloat32(float value, ByteOrder byteOrder)
{
quint32 rawValue = 0;
memcpy(&rawValue, &value, sizeof(float));
return SunSpecDataPoint::convertFromUInt32(rawValue, byteOrder);
}
QVector<quint16> SunSpecDataPoint::convertFromFloat64(double value, ByteOrder byteOrder)
{
quint64 rawValue = 0;
memcpy(&rawValue, &value, sizeof(double));
return SunSpecDataPoint::convertFromUInt64(rawValue, byteOrder);
}
QDebug operator<<(QDebug debug, const SunSpecDataPoint &dataPoint)
{
debug.nospace().noquote() << "DataPoint(";
if (dataPoint.description().isEmpty()) {
debug.nospace().noquote() << dataPoint.name() << ", ";
} else {
debug.nospace().noquote() << dataPoint.description() << ", " << dataPoint.name() << ", ";
}
if (dataPoint.access() == SunSpecDataPoint::AccessReadWrite) {
debug.nospace().noquote() << "RW, ";
} else {
debug.nospace().noquote() << "R, ";
}
if (dataPoint.mandatory()) {
debug.nospace().noquote() << "M, ";
} else {
debug.nospace().noquote() << "O, ";
}
debug.nospace().noquote() << dataPoint.sunSpecDataType();
if (!dataPoint.units().isEmpty()) {
debug.nospace().noquote() << ", [" << dataPoint.units() << "]";
}
debug.nospace().noquote() << ")";
return debug.space().quote();
}
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