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authormickeyl <mickeyl>2003-10-09 00:03:06 (UTC)
committer mickeyl <mickeyl>2003-10-09 00:03:06 (UTC)
commitf8d08db59ac05f5bf2f56e6ebf69c28dfbe8b13e (patch) (side-by-side diff)
tree36059d71abfcdb73748c1941fb9458dc75e0d4a8
parent5517443d9ebe96ff9c30d91b2254418964d5c410 (diff)
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- catch up with changed sniffing behaviour in newer wlan-ng *puke* drivers
- new API: OPacketCapturer::next( int time )
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--libopie2/opienet/onetwork.cpp12
-rw-r--r--libopie2/opienet/opcap.cpp27
-rw-r--r--libopie2/opienet/opcap.h5
3 files changed, 38 insertions, 6 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index 1f529d2..45ee4c0 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -931,10 +931,16 @@ QString OWlanNGMonitoringInterface::name() const
}
-void OWlanNGMonitoringInterface::setChannel( int )
+void OWlanNGMonitoringInterface::setChannel( int c )
{
- // wlan-ng devices automatically switch channels when in monitor mode
- // NOTE: The above note no longer seems to be true for recent driver versions!
+ //NOTE: Older wlan-ng drivers automatically hopped channels while lnxreq_wlansniff=true. Newer ones don't.
+
+ QString enable = "true"; //_if->monitorMode() ? "true" : "false";
+ QString prism = _prismHeader ? "true" : "false";
+ QString cmd;
+ cmd.sprintf( "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=%s prismheader=%s",
+ (const char*) _if->name(), c+1, (const char*) enable, (const char*) prism );
+ system( cmd );
}
diff --git a/libopie2/opienet/opcap.cpp b/libopie2/opienet/opcap.cpp
index 9ed2b83..38ca1a1 100644
--- a/libopie2/opienet/opcap.cpp
+++ b/libopie2/opienet/opcap.cpp
@@ -32,15 +32,19 @@
*/
/* OPIE */
-
#include <opie2/opcap.h>
/* QT */
-
#include <qapplication.h> // don't use oapplication here (will decrease reusability in other projects)
#include <qsocketnotifier.h>
#include <qobjectlist.h>
+/* SYSTEM */
+#include <sys/time.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+/* LOCAL */
#include "udp_ports.h"
/*======================================================================================
@@ -196,7 +200,7 @@ OEthernetPacket::OEthernetPacket( const unsigned char* end, const struct ether_h
switch ( type() )
{
case ETHERTYPE_IP: new OIPPacket( end, (const struct iphdr*) (data+1), this ); break;
- case ETHERTYPE_ARP: { qDebug( "OPacket::OPacket(): Received Ethernet Packet : Type = ARP" ); break; }
+ case ETHERTYPE_ARP: new OARPPacket( end, (const struct myarphdr*) (data+1), this ); break;
case ETHERTYPE_REVARP: { qDebug( "OPacket::OPacket(): Received Ethernet Packet : Type = RARP" ); break; }
default: qDebug( "OPacket::OPacket(): Received Ethernet Packet : Type = UNKNOWN" );
}
@@ -1130,6 +1134,23 @@ int OPacketCapturer::fileno() const
}
}
+
+OPacket* OPacketCapturer::next( int time )
+{
+ fd_set fds;
+ struct timeval tv;
+ FD_ZERO( &fds );
+ FD_SET( pcap_fileno( _pch ), &fds );
+ tv.tv_sec = time / 1000;
+ tv.tv_usec = time % 1000;
+ int retval = select( 1, &fds, NULL, NULL, &tv);
+ if ( retval > 0 ) // clear to read!
+ return next();
+ else
+ return 0;
+}
+
+
OPacket* OPacketCapturer::next()
{
packetheaderstruct header;
diff --git a/libopie2/opienet/opcap.h b/libopie2/opienet/opcap.h
index 51f067a..54b256b 100644
--- a/libopie2/opienet/opcap.h
+++ b/libopie2/opienet/opcap.h
@@ -605,6 +605,11 @@ class OPacketCapturer : public QObject
*/
OPacket* next();
/**
+ * @returns the next @ref OPacket from the packet capturer, if
+ * one arrives within @a time milliseconds.
+ */
+ OPacket* next( int time );
+ /**
* Open the packet capturer to capture packets in live-mode from @a interface.
*/
bool open( const QString& interface );