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|
/**
* @licence app begin@
* Copyright (C) 2011-2012 BMW AG
*
* This file is part of COVESA Project Dlt Viewer.
*
* Contributions are licensed to the COVESA Alliance under one or more
* Contribution License Agreements.
*
* \copyright
* This Source Code Form is subject to the terms of the
* Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with
* this file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* \author Alexander Wenzel <alexander.aw.wenzel@bmw.de> 2011-2012
*
* \file qdlt.cpp
* For further information see http://www.covesa.global/.
* @licence end@
*/
#include <QtDebug>
#include "qdltargument.h"
extern "C"
{
#include "dlt_common.h"
}
QDltArgument::QDltArgument()
{
// clear content of argument
clear();
}
QDltArgument::~QDltArgument()
{
}
int QDltArgument::getOffsetPayload() const
{
return offsetPayload;
}
QByteArray QDltArgument::getData() const
{
return data;
}
QString QDltArgument::getName() const
{
return name;
}
QString QDltArgument::getUnit() const
{
return unit;
}
int QDltArgument::getDataSize() const
{
return data.size();
}
QDltArgument::DltTypeInfoDef QDltArgument::getTypeInfo() const
{
return typeInfo;
}
QString QDltArgument::getTypeInfoString() const
{
if(typeInfo<0)
return QString("");
return QString(qDltTypeInfo[typeInfo]);
}
bool QDltArgument::setArgument(QByteArray &payload,unsigned int &offset,DltEndiannessDef _endianess)
{
unsigned short length=0,length2=0,length3=0;
/* clear old data */
clear();
/* store offset */
offsetPayload = offset;
/* store new endianness */
endianness = _endianess;
/* get type info */
if((unsigned int)payload.size()<(offset+sizeof(unsigned int)))
return false;
if(endianness == DltEndiannessLittleEndian)
dltType = *((unsigned int*) (payload.constData()+offset));
else
dltType = DLT_SWAP_32((*((unsigned int*) (payload.constData()+offset))));
offset += sizeof(unsigned int);
if (dltType& DLT_TYPE_INFO_STRG)
{
if ((dltType & DLT_TYPE_INFO_SCOD)==DLT_SCOD_UTF8)
{
typeInfo = DltTypeInfoUtf8;
}
else
{
typeInfo = DltTypeInfoStrg;
}
}
else if (dltType & DLT_TYPE_INFO_BOOL)
{
typeInfo = DltTypeInfoBool;
}
else if (dltType & DLT_TYPE_INFO_SINT)
{
typeInfo = DltTypeInfoSInt;
}
else if (dltType & DLT_TYPE_INFO_UINT)
{
typeInfo = DltTypeInfoUInt;
}
else if (dltType & DLT_TYPE_INFO_FLOA)
{
typeInfo = DltTypeInfoFloa;
}
else if (dltType & DLT_TYPE_INFO_RAWD)
{
typeInfo = DltTypeInfoRawd;
}
else if (dltType & DLT_TYPE_INFO_TRAI)
{
typeInfo = DltTypeInfoTrai;
}
else
{
typeInfo = DltTypeInfoUnknown;
return false;
}
/* get length of string, raw data or trace info */
if(typeInfo == DltTypeInfoStrg || typeInfo == DltTypeInfoRawd || typeInfo == DltTypeInfoTrai || typeInfo == DltTypeInfoUtf8)
{
if((unsigned int)payload.size()<(offset+sizeof(unsigned short)))
return false;
if(endianness == DltEndiannessLittleEndian)
length = *((unsigned short*) (payload.constData()+offset));
else
length = DLT_SWAP_16((*((unsigned short*) (payload.constData()+offset))));
offset += sizeof(unsigned short);
}
/* get variable info */
if(dltType & DLT_TYPE_INFO_VARI)
{
if((unsigned int)payload.size()<(offset+sizeof(unsigned short)))
return false;
if(endianness == DltEndiannessLittleEndian)
length2 = *((unsigned short*) (payload.constData()+offset));
else
length2 = DLT_SWAP_16((*((unsigned short*) (payload.constData()+offset))));
offset += sizeof(unsigned short);
if(typeInfo == DltTypeInfoSInt || typeInfo == DltTypeInfoUInt || typeInfo == DltTypeInfoFloa)
{
if((unsigned int)payload.size()<(offset+sizeof(unsigned short)))
return false;
if(endianness == DltEndiannessLittleEndian)
length3 = *((unsigned short*) (payload.constData()+offset));
else
length3 = DLT_SWAP_16((*((unsigned short*) (payload.constData()+offset))));
offset += sizeof(unsigned short);
}
name = QString(payload.mid(offset,length2));
offset += length2;
if(typeInfo == DltTypeInfoSInt || typeInfo == DltTypeInfoUInt || typeInfo == DltTypeInfoFloa)
{
unit = QString(payload.mid(offset,length3));
offset += length3;
}
}
/* get fix point quantisation and offset */
if(dltType & DLT_TYPE_INFO_FIXP)
{
/* not supported yet */
return false;
}
/* get data */
if(typeInfo == DltTypeInfoStrg || typeInfo == DltTypeInfoRawd || typeInfo == DltTypeInfoTrai || typeInfo == DltTypeInfoUtf8)
{
if((unsigned int)payload.size()<(offset+length))
return false;
data = payload.mid(offset,length);
offset += length;
}
else if(typeInfo == DltTypeInfoBool)
{
data = payload.mid(offset,1);
offset += 1;
}
else if(typeInfo == DltTypeInfoSInt || typeInfo == DltTypeInfoUInt)
{
switch (dltType & DLT_TYPE_INFO_TYLE)
{
case DLT_TYLE_8BIT:
{
data = payload.mid(offset,1);
offset += 1;
break;
}
case DLT_TYLE_16BIT:
{
data = payload.mid(offset,2);
offset += 2;
break;
}
case DLT_TYLE_32BIT:
{
data = payload.mid(offset,4);
offset += 4;
break;
}
case DLT_TYLE_64BIT:
{
data = payload.mid(offset,8);
offset += 8;
break;
}
case DLT_TYLE_128BIT:
{
data = payload.mid(offset,16);
offset += 16;
break;
}
default:
{
return false;
}
}
}
else if(typeInfo == DltTypeInfoFloa)
{
switch(dltType & DLT_TYPE_INFO_TYLE)
{
case DLT_TYLE_8BIT:
{
data = payload.mid(offset,1);
offset += 1;
break;
}
case DLT_TYLE_16BIT:
{
data = payload.mid(offset,2);
offset += 2;
break;
}
case DLT_TYLE_32BIT:
{
data = payload.mid(offset,4);
offset += 4;
break;
}
case DLT_TYLE_64BIT:
{
data = payload.mid(offset,8);
offset += 8;
break;
}
case DLT_TYLE_128BIT:
{
data = payload.mid(offset,16);
offset += 16;
break;
}
default:
{
return false;
}
}
}
return true;
}
bool QDltArgument::getArgument(QByteArray &payload, bool verboseMode) const
{
unsigned int dltType = 0;
bool appendSize = false;
/* add the type info in verbose mode */
if(verboseMode) {
switch(typeInfo) {
case DltTypeInfoUnknown:
return false;
case DltTypeInfoStrg:
dltType |= DLT_TYPE_INFO_STRG;
dltType |= DLT_SCOD_ASCII;
appendSize = true;
break;
case DltTypeInfoUtf8:
dltType |= DLT_TYPE_INFO_STRG;
dltType |= DLT_SCOD_UTF8;
appendSize = true;
break;
case DltTypeInfoBool:
dltType |= DLT_TYPE_INFO_BOOL;
break;
case DltTypeInfoSInt:
dltType |= DLT_TYPE_INFO_SINT;
break;
case DltTypeInfoUInt:
dltType |= DLT_TYPE_INFO_UINT;
break;
case DltTypeInfoFloa:
dltType |= DLT_TYPE_INFO_FLOA;
break;
case DltTypeInfoRawd:
dltType |= DLT_TYPE_INFO_RAWD;
appendSize = true;
break;
case DltTypeInfoTrai:
// dltType |= DLT_TYPE_INFO_TRAI;
return false;
default:
return false;
}
if((typeInfo == DltTypeInfoSInt) || (typeInfo == DltTypeInfoUInt) || (typeInfo == DltTypeInfoFloa) || (typeInfo == DltTypeInfoBool)) {
switch(data.size())
{
case 1:
dltType |= DLT_TYLE_8BIT;
break;
case 2:
dltType |= DLT_TYLE_16BIT;
break;
case 4:
dltType |= DLT_TYLE_32BIT;
break;
case 8:
dltType |= DLT_TYLE_64BIT;
break;
case 16:
dltType |= DLT_TYLE_128BIT;
break;
default:
return false;
}
}
payload += QByteArray((const char*)&dltType,sizeof(unsigned int));
}
/* add the string or raw data size to the payload */
if(appendSize) {
ushort size = data.size();
payload += QByteArray((const char*)&size, sizeof(ushort));
}
/* add the value to the payload */
payload += data;
return true;
}
void QDltArgument::clear()
{
typeInfo = QDltArgument::DltTypeInfoUnknown;
offsetPayload = 0;
data.clear();
name.clear();
unit.clear();
endianness = QDltArgument::DltEndiannessUnknown;
dltType = 0;
}
QString QDltArgument::toString(bool binary) const
{
QString text;
text.reserve(1024);
if(binary) {
return toAscii(data);
}
switch(getTypeInfo()) {
case DltTypeInfoUnknown:
text += QString("?");
break;
case DltTypeInfoStrg:
if(data.size()) {
text += QString("%1").arg(QString(getData()));
}
break;
case DltTypeInfoUtf8:
if(data.size()) {
text += QString::fromUtf8(data.data());
}
break;
case DltTypeInfoBool:
if(data.size()) {
if(data.constData()[0])
text += QString("true");
else
text += QString("false");
}
else
text += QString("?");
break;
case DltTypeInfoSInt:
switch(data.size())
{
case 1:
text += QString("%1").arg((short)(*(char*)(data.constData())));
break;
case 2:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((short)(*(short*)(data.constData())));
else
text += QString("%1").arg((short)DLT_SWAP_16((short)(*(short*)(data.constData()))));
break;
case 4:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((int)(*(int*)(data.constData())));
else
text += QString("%1").arg((int)DLT_SWAP_32((int)(*(int*)(data.constData()))));
break;
case 8:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((long long)(*(long long*)(data.constData())));
else
text += QString("%1").arg((long long)DLT_SWAP_64((long long)(*(long long*)(data.constData()))));
break;
default:
text += QString("?");
}
break;
case DltTypeInfoUInt:
if ((dltType & DLT_TYPE_INFO_SCOD)==DLT_SCOD_BIN)
{
if((dltType & DLT_TYPE_INFO_TYLE)==DLT_TYLE_8BIT)
text += toAscii(data,2,1); // show binary
else if((dltType & DLT_TYPE_INFO_TYLE)==DLT_TYLE_16BIT)
text += toAscii(data,2,2); // show binary
}
else if ((dltType & DLT_TYPE_INFO_SCOD)==DLT_SCOD_HEX)
{
if((dltType & DLT_TYPE_INFO_TYLE)==DLT_TYLE_8BIT)
text += toAscii(data,0,1); // show 8 bit hex
else if((dltType & DLT_TYPE_INFO_TYLE)==DLT_TYLE_16BIT)
text += toAscii(data,0,2); // show 16 bit hex
else if((dltType & DLT_TYPE_INFO_TYLE)==DLT_TYLE_32BIT)
text += toAscii(data,0,4); // show 32 bit hex
else if((dltType & DLT_TYPE_INFO_TYLE)==DLT_TYLE_64BIT)
text += toAscii(data,0,8); // show 64 bit hex
}
else
{
switch(data.size())
{
case 1:
text += QString("%1").arg((unsigned short)(*(unsigned char*)(data.constData())));
break;
case 2:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((unsigned short)(*(unsigned short*)(data.constData())));
else
text += QString("%1").arg((unsigned short)DLT_SWAP_16((unsigned short)(*(unsigned short*)(data.constData()))));
break;
case 4:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((unsigned int)(*(unsigned int*)(data.constData())));
else
text += QString("%1").arg((unsigned int)DLT_SWAP_32((unsigned int)(*(unsigned int*)(data.constData()))));
break;
case 8:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((unsigned long long)(*(unsigned long long*)(data.constData())));
else
text += QString("%1").arg((unsigned long long)DLT_SWAP_64((unsigned long long)(*(unsigned long long*)(data.constData()))));
break;
default:
text += QString("?");
}
}
break;
case DltTypeInfoFloa:
switch(data.size())
{
case 4:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((double)(*(float*)(data.constData())), 0, 'f', 8);
else
{
const auto tmp = DLT_SWAP_32((unsigned int)(*(unsigned int*)(data.constData())));
void *buf = (void *) &tmp;
text += QString("%1").arg((double)(*((float*)buf)), 0, 'f', 8);
}
break;
case 8:
if(endianness == DltEndiannessLittleEndian)
text += QString("%1").arg((double)(*(double*)(data.constData())), 0, 'f', 8);
else {
const auto tmp = DLT_SWAP_64((unsigned long long)(*(unsigned long long*)(data.constData())));
void *buf = (void *) &tmp;
text += QString("%1").arg((double)(*((double*)buf)), 0, 'f', 8);
}
break;
default:
text += QString("?");
}
break;
case DltTypeInfoRawd:
text += toAscii(data,0); // show raw format (no leading 0x)
break;
case DltTypeInfoTrai:
text += QString("?");
break;
default:
text += QString("?");
}
return text;
}
QVariant QDltArgument::getValue() const
{
switch(typeInfo) {
case DltTypeInfoUnknown:
break;
case DltTypeInfoStrg:
if(data.size()) {
return QVariant(QString(getData()));
}
break;
case DltTypeInfoUtf8:
if(data.size()) {
return QVariant(QString::fromUtf8(data.data()));
}
break;
case DltTypeInfoBool:
if(data.size()) {
return QVariant((bool)(data.constData()[0]));
}
break;
case DltTypeInfoSInt:
switch(data.size())
{
case 1:
return QVariant((short)(*(char*)(data.constData())));
case 2:
if(endianness == DltEndiannessLittleEndian)
return QVariant((short)(*(short*)(data.constData())));
else
return QVariant(DLT_SWAP_16((short)(*(short*)(data.constData()))));
case 4:
if(endianness == DltEndiannessLittleEndian)
return QVariant((int)(*(int*)(data.constData())));
else
return QVariant(DLT_SWAP_32((int)(*(int*)(data.constData()))));
case 8:
if(endianness == DltEndiannessLittleEndian)
return QVariant((long long)(*(long long*)(data.constData())));
else
return QVariant(DLT_SWAP_64((long long)(*(long long*)(data.constData()))));
default:
break;
}
break;
case DltTypeInfoUInt:
switch(data.size())
{
case 1:
return QVariant((unsigned short)(*(unsigned char*)(data.constData())));
case 2:
if(endianness == DltEndiannessLittleEndian)
return QVariant((unsigned short)(*(unsigned short*)(data.constData())));
else
return QVariant(DLT_SWAP_16((unsigned short)(*(unsigned short*)(data.constData()))));
case 4:
if(endianness == DltEndiannessLittleEndian)
return QVariant((unsigned int)(*(unsigned int*)(data.constData())));
else
return QVariant(DLT_SWAP_32((unsigned int)(*(unsigned int*)(data.constData()))));
case 8:
if(endianness == DltEndiannessLittleEndian)
return QVariant((unsigned long long)(*(unsigned long long*)(data.constData())));
else
return QVariant(DLT_SWAP_64((unsigned long long)(*(unsigned long long*)(data.constData()))));
default:
break;
}
break;
case DltTypeInfoFloa:
switch(data.size())
{
case 4:
if(endianness == DltEndiannessLittleEndian)
return QVariant((double)(*(float*)(data.constData())));
else
{
unsigned int tmp;
tmp = DLT_SWAP_32((unsigned int)(*(unsigned int*)(data.constData())));
void *buf = (void*) &tmp;
return QVariant((double)(*((float*)buf)));
}
case 8:
if(endianness == DltEndiannessLittleEndian)
return QVariant((double)(*(double*)(data.constData())));
else {
const auto tmp = DLT_SWAP_64((unsigned long long)(*(unsigned long long*)(data.constData())));
void *buf = (void*) &tmp;
return QVariant((double)(*((double*)buf)));
}
default:
break;
}
break;
case DltTypeInfoRawd:
return QVariant(data);
break;
case DltTypeInfoTrai:
break;
default:
break;
}
return QVariant();
}
bool QDltArgument::setValue(QVariant value, bool verboseMode)
{
Q_UNUSED(verboseMode);
endianness = QDltArgument::DltEndiannessLittleEndian;
switch(value.type())
{
case QVariant::ByteArray:
data = value.toByteArray();
typeInfo = QDltArgument::DltTypeInfoRawd;
return true;
case QVariant::String:
data = value.toByteArray();
typeInfo = QDltArgument::DltTypeInfoStrg;
return true;
case QVariant::Bool:
{
bool bvalue = value.toBool();
unsigned char cvalue = bvalue;
data = QByteArray((const char*)&cvalue,sizeof(unsigned char));
typeInfo = QDltArgument::DltTypeInfoSInt;
return true;
}
break;
case QVariant::Int:
{
int bvalue = value.toInt();
data = QByteArray((const char*)&bvalue,sizeof(int));
typeInfo = QDltArgument::DltTypeInfoSInt;
return true;
}
case QVariant::LongLong:
{
long long bvalue = value.toLongLong();
data = QByteArray((const char*)&bvalue,sizeof(long long));
typeInfo = QDltArgument::DltTypeInfoSInt;
return true;
}
case QVariant::UInt:
{
unsigned int bvalue = value.toUInt();
data = QByteArray((const char*)&bvalue,sizeof(int));
typeInfo = QDltArgument::DltTypeInfoUInt;
return true;
}
case QVariant::ULongLong:
{
unsigned long long bvalue = value.toULongLong();
data = QByteArray((const char*)&bvalue,sizeof(unsigned long long));
typeInfo = QDltArgument::DltTypeInfoUInt;
return true;
}
case QVariant::Double:
{
double bvalue = value.toInt();
data = QByteArray((const char*)&bvalue,sizeof(double));
typeInfo = QDltArgument::DltTypeInfoFloa;
return true;
}
break;
default:
break;
}
return false;
}
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