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path: root/libopie2/opienet/opcap.cpp
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Diffstat (limited to 'libopie2/opienet/opcap.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r--libopie2/opienet/opcap.cpp19
1 files changed, 19 insertions, 0 deletions
diff --git a/libopie2/opienet/opcap.cpp b/libopie2/opienet/opcap.cpp
index 523be3e..bef9182 100644
--- a/libopie2/opienet/opcap.cpp
+++ b/libopie2/opienet/opcap.cpp
@@ -930,128 +930,147 @@ OPacket* OPacketCapturer::next()
return p;
}
else
{
qWarning( "OPacketCapturer::next() - no packet received!" );
return 0;
}
}
bool OPacketCapturer::open( const QString& name, const QString& filename )
{
if ( _open )
{
if ( name == _name ) // ignore opening an already openend device
{
return true;
}
else // close the last opened device
{
close();
}
}
_name = name;
// open libpcap
pcap_t* handle = pcap_open_live( const_cast<char*>( (const char*) name ), 1024, 0, 0, &_errbuf[0] );
if ( !handle )
{
qWarning( "OPacketCapturer::open(): can't open libpcap with '%s': %s", (const char*) name, _errbuf );
return false;
}
qDebug( "OPacketCapturer::open(): libpcap [%s] opened successfully.", (const char*) name );
_pch = handle;
_open = true;
_stats.clear();
// in case we have an application object, create a socket notifier
if ( qApp ) //TODO: I don't like this here...
{
_sn = new QSocketNotifier( fileno(), QSocketNotifier::Read );
connect( _sn, SIGNAL( activated(int) ), this, SLOT( readyToReceive() ) );
}
// if requested, open a dump
pcap_dumper_t* dump = pcap_dump_open( _pch, const_cast<char*>( (const char*) filename ) );
if ( !dump )
{
qWarning( "OPacketCapturer::open(): can't open dump with '%s': %s", (const char*) filename, _errbuf );
return false;
}
qDebug( "OPacketCapturer::open(): dump [%s] opened successfully.", (const char*) filename );
_pcd = dump;
return true;
}
bool OPacketCapturer::open( const QFile& file )
{
QString name = file.name();
if ( _open )
{
close();
if ( name == _name ) // ignore opening an already openend device
{
return true;
}
else // close the last opened device
{
close();
}
}
_name = name;
pcap_t* handle = pcap_open_offline( const_cast<char*>( (const char*) name ), &_errbuf[0] );
if ( handle )
{
qDebug( "OPacketCapturer::open(): libpcap opened successfully." );
_pch = handle;
_open = true;
// in case we have an application object, create a socket notifier
if ( qApp )
{
_sn = new QSocketNotifier( fileno(), QSocketNotifier::Read );
connect( _sn, SIGNAL( activated(int) ), this, SLOT( readyToReceive() ) );
}
return true;
}
else
{
qDebug( "OPacketCapturer::open(): can't open libpcap with '%s': %s", (const char*) name, _errbuf );
return false;
}
}
bool OPacketCapturer::isOpen() const
{
return _open;
}
void OPacketCapturer::readyToReceive()
{
qDebug( "OPacketCapturer::readyToReceive(): about to emit 'receivePacket(p)'" );
OPacket* p = next();
emit receivedPacket( p );
// emit is synchronous - packet has been dealt with, now it's safe to delete
delete p;
}
const QMap<QString,int>& OPacketCapturer::statistics() const
{
return _stats;
}
+
+int OPacketCapturer::snapShot() const
+{
+ return pcap_snapshot( _pch );
+}
+
+
+bool OPacketCapturer::swapped() const
+{
+ return pcap_is_swapped( _pch );
+}
+
+
+QString OPacketCapturer::version() const
+{
+ return QString().sprintf( "%s.%s", pcap_major_version( _pch ), pcap_minor_version( _pch ) );
+}
+
+