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xbinary.cpp
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/* Copyright (c) 2017-2021 hors<horsicq@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "xbinary.h"
const double XBinary::D_ENTROPY_THRESHOLD=6.5;
XBinary::XBinary(QIODevice *pDevice, bool bIsImage, qint64 nModuleAddress)
{
setData(pDevice,bIsImage,nModuleAddress);
}
XBinary::XBinary(QString sFileName)
{
g_sFileName=sFileName;
QFile *pFile=new QFile(sFileName);
tryToOpen(pFile);
setData(pFile);
}
XBinary::~XBinary()
{
if(g_pMemory)
{
QFileDevice *pFileDevice=dynamic_cast<QFileDevice *>(g_pDevice);
if(pFileDevice)
{
pFileDevice->unmap((unsigned char *)g_pMemory);
}
}
if(g_sFileName!="")
{
QFile *pFile=dynamic_cast<QFile *>(g_pDevice);
if(pFile)
{
pFile->close();
}
}
}
void XBinary::setData(QIODevice *pDevice, bool bIsImage, qint64 nModuleAddress)
{
g_pReadWriteMutex=nullptr;
g_pMemory=nullptr;
setDevice(pDevice);
setIsImage(bIsImage);
XBinary::setBaseAddress(0);
setModuleAddress(nModuleAddress);
setEndianness(false); // LE
XBinary::setEntryPointOffset(0);
setSearchProcessEnable(true);
setDumpProcessEnable(true);
setEntropyProcessEnable(true);
setHashProcessEnable(true);
setProcessSignalsEnable(true);
setMode(MODE_UNKNOWN);
setFileType(FT_BINARY);
setArch("NOEXEC");
setVersion("");
setType(TYPE_UNKNOWN);
setOsType(OSNAME_UNKNOWN);
setOsVersion("");
g_bLog=false;
#ifdef X_USE_MAP
QFileDevice *pFileDevice=dynamic_cast<QFileDevice *>(pDevice);
if(pFileDevice)
{
g_pMemory=(char *)pFileDevice->map(0,pFileDevice->size());
}
#endif
}
void XBinary::setDevice(QIODevice *pDevice)
{
g_pDevice=pDevice;
if(g_pDevice)
{
if(g_pReadWriteMutex) g_pReadWriteMutex->lock();
g_nSize=g_pDevice->size();
if(g_pReadWriteMutex) g_pReadWriteMutex->unlock();
}
}
void XBinary::setReadWriteMutex(QMutex *pReadWriteMutex)
{
g_pReadWriteMutex=pReadWriteMutex;
}
qint64 XBinary::safeReadData(QIODevice *pDevice, qint64 nPos, char *pData, qint64 nMaxLen)
{
qint64 nResult=0;
if(g_pReadWriteMutex) g_pReadWriteMutex->lock();
if(g_pMemory)
{
nMaxLen=qMin(getSize()-nPos,nMaxLen);
nMaxLen=qMax(nMaxLen,(qint64)0);
_copyMemory(pData,g_pMemory+nPos,nMaxLen);
nResult=nMaxLen;
}
else
{
if(pDevice->seek(nPos))
{
nResult=pDevice->read(pData,nMaxLen);
}
}
if(g_pReadWriteMutex) g_pReadWriteMutex->unlock();
return nResult;
}
qint64 XBinary::safeWriteData(QIODevice *pDevice, qint64 nPos, const char *pData, qint64 nLen)
{
qint64 nResult=0;
if(g_pReadWriteMutex) g_pReadWriteMutex->lock();
if(g_pMemory)
{
nLen=qMin(getSize()-nPos,nLen);
nLen=qMax(nLen,(qint64)0);
_copyMemory(g_pMemory+nPos,(char *)pData,nLen);
nResult=nLen;
}
else
{
if(pDevice->seek(nPos))
{
nResult=pDevice->write(pData,nLen);
}
}
if(g_pReadWriteMutex) g_pReadWriteMutex->unlock();
return nResult;
}
qint64 XBinary::getSize()
{
return g_nSize;
}
qint64 XBinary::getSize(QIODevice *pDevice)
{
XBinary binary(pDevice);
return binary.getSize();
}
qint64 XBinary::getSize(QString sFileName)
{
qint64 nResult=0;
QFile file;
file.setFileName(sFileName);
if(file.open(QIODevice::ReadOnly))
{
nResult=getSize(&file);
file.close();
}
return nResult;
}
void XBinary::setMode(XBinary::MODE mode)
{
g_mode=mode;
}
XBinary::MODE XBinary::getMode()
{
return g_mode;
}
void XBinary::setType(int nType)
{
g_nType=nType;
}
qint32 XBinary::getType()
{
return g_nType;
}
QString XBinary::typeIdToString(qint32 nType)
{
QString sResult=tr("Unknown");
switch(nType)
{
case TYPE_UNKNOWN: sResult=tr("Unknown");
}
return sResult;
}
QString XBinary::getTypeAsString()
{
return typeIdToString(getType());
}
void XBinary::setFileType(XBinary::FT fileType)
{
g_fileType=fileType;
}
XBinary::FT XBinary::getFileType()
{
return g_fileType;
}
QString XBinary::modeIdToString(XBinary::MODE mode)
{
QString sResult=tr("Unknown");
switch(mode)
{
case MODE_UNKNOWN: sResult=tr("Unknown"); break;
case MODE_DATA: sResult=QString("Data"); break; // mb TODO translate
case MODE_BIT: sResult=QString("BIT"); break; // mb TODO translate
case MODE_8: sResult=tr("8-bit"); break;
case MODE_16: sResult=tr("16-bit"); break;
case MODE_16SEG: sResult=QString("16SEG"); break;
case MODE_32: sResult=tr("32-bit"); break;
case MODE_64: sResult=tr("64-bit"); break;
case MODE_128: sResult=tr("128-bit"); break;
}
return sResult;
}
QString XBinary::endiannessToString(bool bIsBigEndian)
{
QString sResult;
if(bIsBigEndian)
{
sResult="BE";
}
else
{
sResult="LE";
}
return sResult;
}
void XBinary::setArch(QString sArch)
{
g_sArch=sArch;
}
QString XBinary::getArch()
{
return g_sArch;
}
bool XBinary::isSigned()
{
return false;
}
XBinary::OFFSETSIZE XBinary::getSignOffsetSize()
{
OFFSETSIZE osResult={};
return osResult;
}
void XBinary::setOsType(OSNAME osName)
{
g_osName=osName;
}
void XBinary::setOsVersion(QString sOsVersion)
{
g_sOsVersion=sOsVersion;
}
XBinary::OSINFO XBinary::getOsInfo()
{
OSINFO result={};
result.osName=g_osName;
result.sOsVersion=g_sOsVersion;
result.sArch=getArch();
result.mode=getMode();
result.sType=typeIdToString(getType());
return result;
}
void XBinary::setEndianness(bool bIsBigEndian)
{
g_bIsBigEndian=bIsBigEndian;
}
bool XBinary::isPacked(double dEntropy)
{
return (dEntropy>=D_ENTROPY_THRESHOLD);
}
quint8 XBinary::random8()
{
return (quint8)random16();
}
quint16 XBinary::random16()
{
quint16 nResult=0;
#if QT_VERSION >=QT_VERSION_CHECK(5,10,0)
nResult=(quint16)(QRandomGenerator::global()->generate());
#elif (QT_VERSION_MAJOR>=6)
nResult=(quint16)(QRandomGenerator::global()->generate());
#else
static quint32 nSeed=0;
if(!nSeed)
{
quint32 nRValue=QDateTime::currentMSecsSinceEpoch()&0xFFFFFFFF;
nSeed^=nRValue;
qsrand(nSeed);
}
nResult=(quint16)qrand();
#endif
return nResult;
}
quint32 XBinary::random32()
{
quint16 nValue1=random16();
quint16 nValue2=random16();
return (nValue1<<16)+nValue2;
}
quint64 XBinary::random64()
{
quint64 nVal1=random32();
quint64 nVal2=random32();
nVal1=nVal1<<32;
return nVal1+nVal2;
}
quint64 XBinary::random(quint64 nLimit)
{
quint64 nResult=0;
if(nLimit)
{
nResult=(random64())%nLimit;
}
return nResult;
}
QString XBinary::fileTypeIdToString(XBinary::FT fileType)
{
QString sResult=tr("Unknown");
switch(fileType)
{
case FT_UNKNOWN: sResult=tr("Unknown"); break;
case FT_REGION: sResult=tr("Region"); break;
case FT_BINARY: sResult=QString("Binary"); break;
case FT_BINARY16: sResult=QString("Binary16"); break;
case FT_BINARY32: sResult=QString("Binary32"); break;
case FT_BINARY64: sResult=QString("Binary64"); break;
case FT_COM: sResult=QString("COM"); break;
case FT_MSDOS: sResult=QString("MSDOS"); break;
case FT_NE: sResult=QString("NE"); break;
case FT_LE: sResult=QString("LE"); break;
case FT_LX: sResult=QString("LX"); break;
case FT_PE: sResult=QString("PE"); break;
case FT_PE32: sResult=QString("PE32"); break;
case FT_PE64: sResult=QString("PE64"); break;
case FT_ELF: sResult=QString("ELF"); break;
case FT_ELF32: sResult=QString("ELF32"); break;
case FT_ELF64: sResult=QString("ELF64"); break;
case FT_MACHO: sResult=QString("Mach-O"); break;
case FT_MACHO32: sResult=QString("Mach-O32"); break;
case FT_MACHO64: sResult=QString("Mach-O64"); break;
// Extra
case FT_7Z: sResult=QString("7Z"); break;
case FT_ANDROIDASRC: sResult=QString("Android ASRC"); break;
case FT_ANDROIDXML: sResult=QString("Android XML"); break;
case FT_APK: sResult=QString("APK"); break;
case FT_ARCHIVE: sResult=tr("Archive"); break;
case FT_CAB: sResult=QString("CAB"); break;
case FT_DEX: sResult=QString("DEX"); break;
case FT_DOCUMENT: sResult=tr("Document"); break;
case FT_GIF: sResult=QString("GIF"); break;
case FT_IMAGE: sResult=tr("Image"); break;
case FT_IPA: sResult=QString("IPA"); break;
case FT_JAR: sResult=QString("JAR"); break;
case FT_JPEG: sResult=QString("JPEG"); break;
case FT_MACHOFAT: sResult=QString("Mach-O FAT"); break;
case FT_PLAINTEXT: sResult=QString("Plain Text"); break; // mb TODO translate
case FT_PNG: sResult=QString("PNG"); break;
case FT_RAR: sResult=QString("RAR"); break;
case FT_TEXT: sResult=tr("Text"); break;
case FT_TIFF: sResult=QString("TIFF"); break;
case FT_UNICODE: sResult=QString("Unicode"); break;
case FT_UNICODE_BE: sResult=QString("Unicode BE"); break;
case FT_UNICODE_LE: sResult=QString("Unicode LE"); break;
case FT_UTF8: sResult=QString("UTF8"); break;
case FT_ZIP: sResult=QString("ZIP"); break;
}
return sResult;
}
QString XBinary::convertFileName(QString sFileName) // TODO Check
{
#ifdef Q_OS_MAC // Old Qt(4.X)
// if(sFileName.startsWith("/.file/id="))
// {
// CFStringRef relCFStringRef =
// CFStringCreateWithCString(
// kCFAllocatorDefault,
// sFileName.toUtf8().constData(),
// kCFStringEncodingUTF8
// );
// CFURLRef relCFURL =
// CFURLCreateWithFileSystemPath(
// kCFAllocatorDefault,
// relCFStringRef,
// kCFURLPOSIXPathStyle,
// false // isDirectory
// );
// CFErrorRef error=0;
// CFURLRef absCFURL =
// CFURLCreateFilePathURL(
// kCFAllocatorDefault,
// relCFURL,
// &error
// );
// if(!error)
// {
// static const CFIndex maxAbsPathCStrBufLen=4096;
// char absPathCStr[maxAbsPathCStrBufLen];
// if(CFURLGetFileSystemRepresentation(
// absCFURL,
// true, // resolveAgainstBase
// reinterpret_cast<UInt8 *>(&absPathCStr[0] ),
// maxAbsPathCStrBufLen
// ))
// {
// sFileName=QString(absPathCStr);
// }
// }
// CFRelease(absCFURL);
// CFRelease(relCFURL);
// CFRelease(relCFStringRef);
// }
#endif
QFileInfo fiLink(sFileName);
if(fiLink.isSymLink())
{
sFileName=fiLink.symLinkTarget();
}
return sFileName;
}
QString XBinary::convertPathName(QString sPathName)
{
QString sResult=sPathName;
// TODO more
if(sPathName.contains("$app"))
{
sResult.replace("$app",QCoreApplication::applicationDirPath());
sResult.replace("/",QDir::separator());
}
if(sPathName.contains("$data"))
{
#ifdef Q_OS_MAC
sResult.replace("$data",QCoreApplication::applicationDirPath()+"/../Resources");
#else
sResult.replace("$data",QCoreApplication::applicationDirPath());
#endif
sResult.replace("/",QDir::separator());
}
return sResult;
}
XBinary::OS_ANSISTRING XBinary::getOsAnsiString(qint64 nOffset, qint64 nSize)
{
OS_ANSISTRING result={};
result.nOffset=nOffset;
result.nSize=nSize;
result.sAnsiString=read_ansiString(nOffset,nSize);
return result;
}
void XBinary::findFiles(QString sDirectoryName, XBinary::FFOPTIONS *pFFOption, qint32 nLevel)
{
*(pFFOption->pnNumberOfFiles)=pFFOption->pListFileNames->count();
if(!(*pFFOption->pbIsStop))
{
QFileInfo fi(sDirectoryName);
if(fi.isFile())
{
pFFOption->pListFileNames->append(fi.absoluteFilePath());
}
else if(fi.isDir()&&((pFFOption->bSubdirectories)||(nLevel==0)))
{
QDir dir(sDirectoryName);
QFileInfoList eil=dir.entryInfoList();
qint32 nNumberOfFiles=eil.count();
for(qint32 i=0;(i<nNumberOfFiles)&&(!(*(pFFOption->pbIsStop)));i++)
{
QString sFN=eil.at(i).fileName();
if((sFN!=".")&&(sFN!=".."))
{
findFiles(eil.at(i).absoluteFilePath(),pFFOption,nLevel+1);
}
}
}
}
}
void XBinary::findFiles(QString sDirectoryName, QList<QString> *pListFileNames)
{
QFileInfo fi(sDirectoryName);
if(fi.isFile())
{
pListFileNames->append(fi.absoluteFilePath());
}
else if(fi.isDir())
{
QDir dir(sDirectoryName);
QFileInfoList eil=dir.entryInfoList();
qint32 nNumberOfFiles=eil.count();
for(qint32 i=0;i<nNumberOfFiles;i++)
{
QString sFN=eil.at(i).fileName();
if((sFN!=".")&&(sFN!=".."))
{
findFiles(eil.at(i).absoluteFilePath(),pListFileNames);
}
}
}
}
QString XBinary::regExp(QString sRegExp, QString sString, int nIndex)
{
QString sResult;
#if (QT_VERSION_MAJOR<5)
QRegExp rxString(sRegExp);
rxString.indexIn(sString);
QStringList list=rxString.capturedTexts();
if(list.count()>nIndex)
{
sResult=list.at(nIndex);
}
#else
QRegularExpression rxString(sRegExp);
QRegularExpressionMatch matchString=rxString.match(sString);
if(matchString.hasMatch())
{
sResult=matchString.captured(nIndex);
}
#endif
return sResult;
}
bool XBinary::isRegExpPresent(QString sRegExp, QString sString)
{
return (regExp(sRegExp,sString,0)!="");
}
qint64 XBinary::read_array(qint64 nOffset, char *pBuffer, qint64 nMaxSize)
{
qint64 nResult=0;
nResult=safeReadData(g_pDevice,nOffset,pBuffer,nMaxSize); // Check for read large files
return nResult;
}
QByteArray XBinary::read_array(qint64 nOffset, qint64 nSize)
{
QByteArray baResult;
XBinary::OFFSETSIZE osRegion=convertOffsetAndSize(nOffset,nSize);
if(osRegion.nOffset!=-1)
{
baResult.resize((qint32)osRegion.nSize);
qint64 nBytes=read_array(osRegion.nOffset,baResult.data(),osRegion.nSize);
if(osRegion.nSize!=nBytes)
{
baResult.resize((qint32)nBytes);
}
}
return baResult;
}
qint64 XBinary::write_array(qint64 nOffset, char *pBuffer, qint64 nMaxSize)
{
qint64 nResult=0;
qint64 _nTotalSize=getSize();
if((nMaxSize<=(_nTotalSize-nOffset))&&(nOffset>=0))
{
nResult=safeWriteData(g_pDevice,nOffset,pBuffer,nMaxSize);
}
return nResult;
}
QByteArray XBinary::read_array(QIODevice *pDevice, qint64 nOffset, qint64 nSize)
{
XBinary binary(pDevice);
return binary.read_array(nOffset,nSize);
}
qint64 XBinary::read_array(QIODevice *pDevice, qint64 nOffset, char *pBuffer, qint64 nSize)
{
XBinary binary(pDevice);
return binary.read_array(nOffset,pBuffer,nSize);
}
quint8 XBinary::read_uint8(qint64 nOffset)
{
quint8 result=0;
read_array(nOffset,(char *)(&result),1);
return result;
}
qint8 XBinary::read_int8(qint64 nOffset)
{
quint8 result=0;
read_array(nOffset,(char *)(&result),1);
return (qint8)result;
}
quint16 XBinary::read_uint16(qint64 nOffset, bool bIsBigEndian)
{
quint16 result=0;
read_array(nOffset,(char *)(&result),2);
if(bIsBigEndian)
{
result=qFromBigEndian(result);
}
else
{
result=qFromLittleEndian(result);
}
return result;
}
qint16 XBinary::read_int16(qint64 nOffset, bool bIsBigEndian)
{
quint16 result=0;
read_array(nOffset,(char *)(&result),2);
if(bIsBigEndian)
{
result=qFromBigEndian(result);
}
else
{
result=qFromLittleEndian(result);
}
return (qint16)result;
}
quint32 XBinary::read_uint32(qint64 nOffset, bool bIsBigEndian)
{
quint32 result=0;
read_array(nOffset,(char *)(&result),4);
if(bIsBigEndian)
{
result=qFromBigEndian(result);
}
else
{
result=qFromLittleEndian(result);
}
return result;
}
qint32 XBinary::read_int32(qint64 nOffset, bool bIsBigEndian)
{
quint32 result=0;
read_array(nOffset,(char *)(&result),4);
if(bIsBigEndian)
{
result=qFromBigEndian(result);
}
else
{
result=qFromLittleEndian(result);
}
return (qint32)result;
}
quint64 XBinary::read_uint64(qint64 nOffset, bool bIsBigEndian)
{
quint64 result=0;
read_array(nOffset,(char *)(&result),8);
if(bIsBigEndian)
{
result=qFromBigEndian(result);
}
else
{
result=qFromLittleEndian(result);
}
return result;
}
qint64 XBinary::read_int64(qint64 nOffset, bool bIsBigEndian)
{
qint64 result=0;
read_array(nOffset,(char *)(&result),8);
if(bIsBigEndian)
{
result=qFromBigEndian(result);
}
else
{
result=qFromLittleEndian(result);
}
return (qint64)result;
}
float XBinary::read_float(qint64 nOffset, bool bIsBigEndian)
{
float result=0;
read_array(nOffset,(char *)(&result),2);
endian_float(&result,bIsBigEndian);
return result;
}
double XBinary::read_double(qint64 nOffset, bool bIsBigEndian)
{
double result=0;
read_array(nOffset,(char *)(&result),4);
endian_double(&result,bIsBigEndian);
return result;
}
quint32 XBinary::read_uint24(qint64 nOffset, bool bIsBigEndian)
{
quint32 result=0;
if(bIsBigEndian)
{
read_array(nOffset,(char *)(&result)+1,3);
result=qFromBigEndian(result);
}
else
{
read_array(nOffset,(char *)(&result)+0,3);
result=qFromLittleEndian(result);
}
return (result&(0xFFFFFF));
}
qint64 XBinary::write_ansiString(qint64 nOffset, QString sString)
{
return write_array(nOffset,sString.toLatin1().data(),sString.length()+1);
}
void XBinary::write_ansiStringFix(qint64 nOffset, qint64 nSize, QString sString)
{
char *pBuffer=new char[nSize+1]; // mb TODO Check
_zeroMemory(pBuffer,nSize+1);
if(sString.size()>nSize)
{
sString.resize(nSize);
}
_copyMemory(pBuffer,sString.toLatin1().data(),sString.size());
XBinary::write_array(nOffset,pBuffer,nSize);
delete [] pBuffer;
}
QString XBinary::read_ansiString(qint64 nOffset,qint64 nMaxSize)
{
QString sResult;
if(nMaxSize)
{
quint8 *pBuffer=new quint8[nMaxSize+1];
for(qint32 i=0;i<nMaxSize;i++)
{
pBuffer[i]=read_uint8(nOffset+i);
if(pBuffer[i]==0)
{
break;
}
if(i==nMaxSize-1)
{
pBuffer[nMaxSize]=0;
}
}
sResult.append((char *)pBuffer);
delete [] pBuffer;
}
return sResult;
}
QString XBinary::read_unicodeString(qint64 nOffset, qint64 nMaxSize,bool bIsBigEndian)
{
QString sResult;
if((nMaxSize>0)&&(nMaxSize<0x10000))
{
quint16 *pBuffer=new quint16[nMaxSize+1];
for(qint32 i=0;i<nMaxSize;i++)
{
pBuffer[i]=read_uint16(nOffset+2*i,bIsBigEndian);
if(pBuffer[i]==0)
{
break;
}
if(i==nMaxSize-1)
{
pBuffer[nMaxSize]=0;
}
}
sResult=QString::fromUtf16(pBuffer);
delete [] pBuffer;
}
return sResult;
}
QString XBinary::read_utf8String(qint64 nOffset, qint64 nMaxSize)
{
QString sResult;
if(nMaxSize)
{
qint32 nRealSize=0;
for(qint32 i=0;i<nMaxSize;i++)
{
quint8 nByte=read_uint8(nOffset+nRealSize);
if(nByte==0)
{
break;
}
// TODO Check !!!
if((nByte>>7)&0x1)
{
nRealSize++;
}
else if((nByte>>5)&0x1)
{
nRealSize+=2;
}
else if((nByte>>4)&0x1)
{
nRealSize+=3;
}
else if((nByte>>3)&0x1)
{
nRealSize+=4;
}
}
if(nRealSize)
{
QByteArray baString=read_array(nOffset,nRealSize);
sResult=QString::fromUtf8(baString.data());
}
}
return sResult;
}
QString XBinary::_read_utf8String(qint64 nOffset, qint64 nMaxSize)
{
QString sResult;
PACKED_INT ulebSize=read_uleb128(nOffset,nMaxSize);