17792b8253
--------------------------------- - StreamConfigDialog: Valid subsequent protocol choices for a particular protocol in the simple protocol selection widget is no longer hardcoded - ProtocolManager is queried for validitity of each pair of possible protocols; signal-slot connections are made accordingly. This refactoring makes it easier to add a protocol to the simple protocol selection widget - ProtocolManager: populates and maintains a database of valid 'neighbour protocols' and implements a method - isValidNeighbour() to query the same for a pair of protocols - AbstractProtocol: new method protocolIdType() introduced to build the above database (in conjunction with the existing method protocolId(ProtocolIdType)); default implementation returns ProtocolIdNone - Protocols which include a valid/supported ProtocolIdType (eth/llc/ip) reimplement protocolIdType() to return the apporpirate ProtocolIdType. These are viz. - combo - eth - llc - snap - ip - Speed optimization while populating streamqueues if the protocolFrameValue/Size() does not vary across packets - AbstractProtocol: new methods to support the above optimization - isProtocolFrameValueVariable() - isProtocolFrameSizeVariable() - isProtocolFramePayloadValueVariable() - isProtocolFramePayloadSizeVariable() (each of the default implementations returns false indicating that the protocol frame value or frame size is fixed and not variable) - Protocols which support variable values/size (list follows) reimplement the above methods appropriately - combo - mac - dot3 - ip4 - tcp - udp - payload - StreamInfo::makePacket() moved to base class as StreamBase::frameValue() - StreamBase: all 'get' accessor functions made 'const' - class ProtocolManager: while registering a protocol, no need to pass the protocol name; ProtocolManager finds it out internally by using the protocol's shortName() method Fixes ----- - Fixed issue with port capture not starting the first time 'start capture' was clicked
125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
#ifndef _ABSTRACT_PROTOCOL_H
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#define _ABSTRACT_PROTOCOL_H
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#include <QString>
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#include <QVariant>
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#include <QByteArray>
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#include <QWidget>
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#include <QLinkedList>
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#include <QFlags>
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//#include "../rpc/pbhelper.h"
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#include "protocol.pb.h"
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#define BASE_BIN (2)
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#define BASE_OCT (8)
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#define BASE_DEC (10)
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#define BASE_HEX (16)
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#define uintToHexStr(num, bytes) \
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QString("%1").arg(num, bytes*2, BASE_HEX, QChar('0'))
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class StreamBase;
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class ProtocolListIterator;
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class AbstractProtocol
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{
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template <int protoNumber, class ProtoA, class ProtoB>
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friend class ComboProtocol;
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friend class ProtocolListIterator;
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private:
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mutable int metaCount;
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mutable int protoSize;
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mutable QString protoAbbr;
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protected:
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StreamBase *mpStream;
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AbstractProtocol *parent;
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AbstractProtocol *prev;
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AbstractProtocol *next;
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public:
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enum FieldFlag {
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FieldIsNormal = 0x0,
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FieldIsMeta = 0x1,
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FieldIsCksum = 0x2
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};
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Q_DECLARE_FLAGS(FieldFlags, FieldFlag);
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enum FieldAttrib {
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FieldName, //! name
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FieldValue, //! value in host byte order (user editable)
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FieldTextValue, //! value as text
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FieldFrameValue, //! frame encoded value in network byte order
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FieldBitSize, //! size in bits
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};
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enum ProtocolIdType {
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ProtocolIdNone,
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ProtocolIdLlc,
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ProtocolIdEth,
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ProtocolIdIp,
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};
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enum CksumType {
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CksumIp,
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CksumIpPseudo,
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CksumTcpUdp,
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CksumMax
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};
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AbstractProtocol(StreamBase *stream, AbstractProtocol *parent = 0);
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virtual ~AbstractProtocol();
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static AbstractProtocol* createInstance(StreamBase *stream,
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AbstractProtocol *parent = 0);
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virtual quint32 protocolNumber() const;
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virtual void protoDataCopyInto(OstProto::Protocol &protocol) const = 0;
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virtual void protoDataCopyFrom(const OstProto::Protocol &protocol) = 0;
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virtual QString name() const;
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virtual QString shortName() const;
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virtual ProtocolIdType protocolIdType() const;
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virtual quint32 protocolId(ProtocolIdType type) const;
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quint32 payloadProtocolId(ProtocolIdType type) const;
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virtual int fieldCount() const;
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virtual int metaFieldCount() const;
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int frameFieldCount() const;
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virtual FieldFlags fieldFlags(int index) const;
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virtual QVariant fieldData(int index, FieldAttrib attrib,
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int streamIndex = 0) const;
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virtual bool setFieldData(int index, const QVariant &value,
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FieldAttrib attrib = FieldValue);
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QByteArray protocolFrameValue(int streamIndex = 0,
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bool forCksum = false) const;
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virtual int protocolFrameSize(int streamIndex = 0) const;
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int protocolFrameOffset(int streamIndex = 0) const;
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int protocolFramePayloadSize(int streamIndex = 0) const;
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virtual bool isProtocolFrameValueVariable() const;
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virtual bool isProtocolFrameSizeVariable() const;
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bool isProtocolFramePayloadValueVariable() const;
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bool isProtocolFramePayloadSizeVariable() const;
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virtual quint32 protocolFrameCksum(int streamIndex = 0,
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CksumType cksumType = CksumIp) const;
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quint32 protocolFrameHeaderCksum(int streamIndex = 0,
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CksumType cksumType = CksumIp) const;
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quint32 protocolFramePayloadCksum(int streamIndex = 0,
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CksumType cksumType = CksumIp) const;
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virtual QWidget* configWidget() = 0;
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virtual void loadConfigWidget() = 0;
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virtual void storeConfigWidget() = 0;
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};
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Q_DECLARE_OPERATORS_FOR_FLAGS(AbstractProtocol::FieldFlags);
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#endif
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