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authormickeyl <mickeyl>2003-05-06 23:01:10 (UTC)
committer mickeyl <mickeyl>2003-05-06 23:01:10 (UTC)
commitde62ac94791a969d950fc471b465d4f03267ae01 (patch) (side-by-side diff)
treea43fa025de468c92d0705657fc950cfcf8151518
parent9490e91d3876a8280f3f9a3839fddf95b957b879 (diff)
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add two minor functions in the pcap interface
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--libopie2/opienet/opcap.cpp19
-rw-r--r--libopie2/opienet/opcap.h20
2 files changed, 37 insertions, 2 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
@@ -1034,24 +1034,43 @@ bool OPacketCapturer::open( const QFile& file )
}
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 ) );
+}
+
+
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
@@ -521,70 +521,86 @@ class OPacketCapturer : public QObject
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