| -rw-r--r-- | libopie2/opienet/opcap.cpp | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/libopie2/opienet/opcap.cpp b/libopie2/opienet/opcap.cpp index 93176c0..067d6b7 100644 --- a/libopie2/opienet/opcap.cpp +++ b/libopie2/opienet/opcap.cpp @@ -2,3 +2,3 @@ This file is part of the Opie Project - Copyright (C) 2003 by Michael 'Mickey' Lauer <mickey@Vanille.de> + Copyright (C) 2003-2004 by Michael 'Mickey' Lauer <mickey@Vanille.de> =. @@ -30,5 +30,8 @@ +#include "udp_ports.h" +#include "opcap.h" + /* OPIE */ -#include <opie2/opcap.h> #include <opie2/odebug.h> +using namespace Opie::Core; @@ -39,11 +42,8 @@ -/* SYSTEM */ +/* STD */ #include <sys/time.h> #include <sys/types.h> +#include <assert.h> #include <unistd.h> - -/* LOCAL */ -#include "udp_ports.h" - -using namespace Opie::Core; +#include <string.h> @@ -57,10 +57,12 @@ namespace Net { OPacket::OPacket( int datalink, packetheaderstruct header, const unsigned char* data, QObject* parent ) - :QObject( parent, "Generic" ), _hdr( header ), _data( data ) + :QObject( parent, "Generic" ), _hdr( header ), _data( 0 ) { - //FIXME: Copy the data structure here, because it isn't persistent. Check that. - - qDebug( "OPacket::OPacket(): (Len %d, CapLen %d)" /*, ctime((const time_t*) header.ts.tv_sec)*/, header.len, header.caplen ); - _end = (unsigned char*) data + header.len; - //qDebug( "OPacket::data @ %0x, end @ %0x", data, _end ); + _data = new unsigned char[sizeof data]; + assert( _data ); + memcpy( const_cast<unsigned char*>(_data), data, sizeof data ); + // We have to copy the data structure here, because the 'data' pointer handed by libpcap + // points to an internal region which is reused by lipcap. + odebug << "OPacket: Length = " << header.len << ", Caplen = " << header.caplen << oendl; + _end = (unsigned char*) _data + header.len; @@ -70,3 +72,3 @@ OPacket::OPacket( int datalink, packetheaderstruct header, const unsigned char* odebug << "OPacket::OPacket(): Received Packet. Datalink = ETHERNET" << oendl; - new OEthernetPacket( _end, (const struct ether_header*) data, this ); + new OEthernetPacket( _end, (const struct ether_header*) _data, this ); break; @@ -75,3 +77,3 @@ OPacket::OPacket( int datalink, packetheaderstruct header, const unsigned char* odebug << "OPacket::OPacket(): Received Packet. Datalink = IEEE802.11" << oendl; - new OWaveLanPacket( _end, (const struct ieee_802_11_header*) data, this ); + new OWaveLanPacket( _end, (const struct ieee_802_11_header*) _data, this ); break; @@ -80,3 +82,3 @@ OPacket::OPacket( int datalink, packetheaderstruct header, const unsigned char* odebug << "OPacket::OPacket(): Received Packet. Datalink = PRISM_HEADER" << oendl; - new OPrismHeaderPacket( _end, (const struct prism_hdr*) (unsigned char*) data, this ); + new OPrismHeaderPacket( _end, (const struct prism_hdr*) (unsigned char*) _data, this ); break; @@ -91,3 +93,4 @@ OPacket::~OPacket() { - qDebug( "OPacket::~OPacket( %s )", name() ); + odebug << "~OPacket( " << name() << " )" << oendl; + delete _data; } |