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path: root/libopie2/opienet/opcap.h
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-rw-r--r--libopie2/opienet/opcap.h20
1 files changed, 18 insertions, 2 deletions
diff --git a/libopie2/opienet/opcap.h b/libopie2/opienet/opcap.h
index 5a50d9b..ad5b07c 100644
--- a/libopie2/opienet/opcap.h
+++ b/libopie2/opienet/opcap.h
@@ -497,94 +497,110 @@ class OTCPPacket : public QObject
private:
const struct tcphdr* _tcphdr;
};
/*======================================================================================
* OPacketCapturer
*======================================================================================*/
/**
* @brief A class based wrapper for network packet capturing.
*
* This class is the base of a high-level interface to the well known packet capturing
* library libpcap. ...
*/
class OPacketCapturer : public QObject
{
Q_OBJECT
public:
/**
* Constructor.
*/
OPacketCapturer( QObject* parent = 0, const char* name = 0 );
/**
* Destructor.
*/
~OPacketCapturer();
/**
* Setting the packet capturer to use blocking IO calls can be useful when
* not using the socket notifier, e.g. without an application object.
*/
void setBlocking( bool );
/**
* @returns true if the packet capturer uses blocking IO calls.
*/
bool blocking() const;
/**
* Closes the packet capturer. This is automatically done in the destructor.
*/
void close();
/**
* @returns the data link type.
* @see <pcap.h> for possible values.
*/
int dataLink() const;
/**
- * @returns the filedescriptor of the packet capturer. This is only useful, if
+ * @returns the file descriptor of the packet capturer. This is only useful, if
* not using the socket notifier, e.g. without an application object.
*/
int fileno() const;
/**
* @returns the next @ref OPacket from the packet capturer.
* @note If blocking mode is true then this call might block.
*/
OPacket* next();
/**
* Open the packet capturer to capture packets in live-mode from @a interface.
* If a @a filename is given, all captured packets are output to a tcpdump-compatible capture file.
*/
bool open( const QString& interface, const QString& filename = QString::null );
/**
* Open the packet capturer to capture packets in offline-mode from @a file.
*/
bool open( const QFile& file );
/**
* @returns true if the packet capturer is open
*/
bool isOpen() const;
-
+ /**
+ * @returns the snapshot length of this packet capturer
+ */
+ int snapShot() const;
+ /**
+ * @returns true if the input capture file has a different byte-order
+ * than the byte-order of the running system.
+ */
+ bool swapped() const;
+ /**
+ * @returns the libpcap version string used to write the input capture file.
+ */
+ QString version() const;
+ /**
+ * @returns the packet statistic database.
+ * @see QMap
+ */
const QMap<QString,int>& statistics() const;
signals:
/**
* This signal is emitted, when a packet has been received.
*/
void receivedPacket( OPacket* );
protected slots:
void readyToReceive();
protected:
QString _name; // devicename
bool _open; // check this before doing pcap calls
pcap_t* _pch; // pcap library handle
pcap_dumper_t* _pcd; // pcap dumper handle
QSocketNotifier* _sn; // socket notifier for main loop
mutable char _errbuf[PCAP_ERRBUF_SIZE]; // holds error strings from libpcap
QMap<QString, int> _stats; // statistics;
};
#endif // OPCAP_H