| -rw-r--r-- | libopie2/opienet/opcap.h | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/libopie2/opienet/opcap.h b/libopie2/opienet/opcap.h new file mode 100644 index 0000000..65c550c --- a/dev/null +++ b/libopie2/opienet/opcap.h @@ -0,0 +1,294 @@ +/* + This file is part of the Opie Project + Copyright (C) 2003 by the Wellenreiter team: + Martin J. Muench <mjm@remote-exploit.org> + Max Moser <mmo@remote-exploit.org + Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de> + =. + .=l. + .>+-= + _;:, .> :=|. This program is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. This program is distributed in the hope that + + . -:. = it will be useful, but WITHOUT ANY WARRANTY; + : .. .:, . . . without even the implied warranty of + =_ + =;=|` MERCHANTABILITY or FITNESS FOR A + _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU +..}^=.= = ; Library General Public License for more +++= -. .` .: details. + : = ...= . :.=- + -. .:....=;==+<; You should have received a copy of the GNU + -_. . . )=. = Library General Public License along with + -- :-=` this library; see the file COPYING.LIB. + If not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#ifndef OPCAP_H +#define OPCAP_H + +/* LINUX */ +extern "C" // work around a bpf/pcap conflict in recent headers +{ + #include <pcap.h> +} +#include <netinet/ether.h> +#include <netinet/ip.h> +#include <netinet/udp.h> +#include <netinet/tcp.h> +#include <time.h> + +/* QT */ +#include <qhostaddress.h> +#include <qobject.h> +#include <qstring.h> + +/* OPIE */ +#include <opie2/onetutils.h> +#include "802_11_user.h" + +/* TYPEDEFS */ +typedef struct timeval timevalstruct; +typedef struct pcap_pkthdr packetheaderstruct; + +/* FORWARDS */ +class OPacketCapturer; + +/*====================================================================================== + * OPacket - A frame on the wire + *======================================================================================*/ + +class OPacket : public QObject +{ + Q_OBJECT + + public: + OPacket( packetheaderstruct, const unsigned char*, QObject* parent ); + virtual ~OPacket(); + + timevalstruct timeval() const; + + OPacketCapturer* packetCapturer() const; + + int caplen() const; + int len() const; + void dump() const; + + private: + const packetheaderstruct _hdr; // pcap packet header + const unsigned char* _data; // pcap packet data +}; + +/*====================================================================================== + * OEthernetPacket - DLT_EN10MB frame + *======================================================================================*/ + +class OEthernetPacket : public QObject +{ + Q_OBJECT + + public: + OEthernetPacket( const struct ether_header*, QObject* parent = 0 ); + virtual ~OEthernetPacket(); + + OMacAddress sourceAddress() const; + OMacAddress destinationAddress() const; + int type() const; + + private: + const struct ether_header* _ether; +}; + + +/*====================================================================================== + * OWaveLanPacket - DLT_IEEE802_11 frame + *======================================================================================*/ + +class OWaveLanPacket : public QObject +{ + Q_OBJECT + + public: + OWaveLanPacket( const struct ieee_802_11_header*, QObject* parent = 0 ); + virtual ~OWaveLanPacket(); + + int duration() const; + bool fromDS() const; + bool toDS() const; + virtual OMacAddress macAddress1() const; + virtual OMacAddress macAddress2() const; + virtual OMacAddress macAddress3() const; + virtual OMacAddress macAddress4() const; + bool usesPowerManagement() const; + int type() const; + int subType() const; + int version() const; + bool usesWep() const; + + private: + const struct ieee_802_11_header* _wlanhdr; +}; + + +/*====================================================================================== + * OWaveLanManagementPacket - type: management (T_MGMT) + *======================================================================================*/ + +class OWaveLanManagementPacket : public QObject +{ + Q_OBJECT + + public: + OWaveLanManagementPacket( const struct ieee_802_11_mgmt_header*, OWaveLanPacket* parent = 0 ); + virtual ~OWaveLanManagementPacket(); + + QString SSID() const; + + private: + const struct ieee_802_11_mgmt_header* _header; + const struct ieee_802_11_mgmt_body* _body; +}; + + +/*====================================================================================== + * OWaveLanDataPacket - type: data (T_DATA) + *======================================================================================*/ + +class OWaveLanDataPacket : public QObject +{ + Q_OBJECT + + public: + OWaveLanDataPacket( const struct ieee_802_11_data_header*, OWaveLanPacket* parent = 0 ); + virtual ~OWaveLanDataPacket(); + + private: + const struct ieee_802_11_data_header* _header; +}; + +/*====================================================================================== + * OLLCPacket - IEEE 802.2 Link Level Control + *======================================================================================*/ + +class OLLCPacket : public QObject +{ + Q_OBJECT + + public: + OLLCPacket( const struct ieee_802_11_802_2_header* data, QObject* parent = 0 ); + virtual ~OLLCPacket(); + + private: + const struct ieee_802_11_802_2_header* _header; +}; + +/*====================================================================================== + * OIPPacket + *======================================================================================*/ + +class OIPPacket : public QObject +{ + Q_OBJECT + + public: + OIPPacket( const struct iphdr*, QObject* parent = 0 ); + virtual ~OIPPacket(); + + QHostAddress fromIPAddress() const; + QHostAddress toIPAddress() const; + + int tos() const; + int len() const; + int id() const; + int offset() const; + int ttl() const; + int protocol() const; + int checksum() const; + + private: + const struct iphdr* _iphdr; +}; + +/*====================================================================================== + * OUDPPacket + *======================================================================================*/ + +class OUDPPacket : public QObject +{ + Q_OBJECT + + public: + OUDPPacket( const struct udphdr*, QObject* parent = 0 ); + virtual ~OUDPPacket(); + + int fromPort() const; + int toPort() const; + + private: + const struct udphdr* _udphdr; +}; + +/*====================================================================================== + * OTCPPacket + *======================================================================================*/ + +class OTCPPacket : public QObject +{ + Q_OBJECT + + public: + OTCPPacket( const struct tcphdr*, QObject* parent = 0 ); + virtual ~OTCPPacket(); + + int fromPort() const; + int toPort() const; + + private: + const struct tcphdr* _tcphdr; +}; + + +/*====================================================================================== + * OPacketCapturer + *======================================================================================*/ + +class OPacketCapturer : public QObject +{ + Q_OBJECT + + public: + OPacketCapturer( QObject* parent = 0, const char* name = 0 ); + ~OPacketCapturer(); + + void setBlocking( bool ); + bool blocking() const; + + void close(); + int dataLink() const; + int fileno() const; + OPacket* next(); + bool open( const QString& name ); + bool isOpen() const; + + signals: + 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 + mutable char _errbuf[PCAP_ERRBUF_SIZE]; +}; + +#endif // OPCAP_H + |