CrawlSession.h

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//
// CrawlSession.h
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza is free software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Shareaza 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#if !defined(AFX_CRAWLSESSION_H__262E4F3E_1C28_4318_AE74_921A8392BFD9__INCLUDED_)
#define AFX_CRAWLSESSION_H__262E4F3E_1C28_4318_AE74_921A8392BFD9__INCLUDED_

#pragma once

class CG2Packet;
class CCrawlNode;


class CCrawlSession
{
// Construction
public:
        CCrawlSession();
        virtual ~CCrawlSession();

// Attributes
public:
        BOOL            m_bActive;
        CPtrList        m_pNodes;

// Operations
public:
        void            Clear();
        void            Bootstrap();
        void            SendCrawl(SOCKADDR_IN* pHost);
        int                     GetHubCount();
        int                     GetLeafCount();
public:
        void            OnRun();
        void            OnCrawl(SOCKADDR_IN* pHost, CG2Packet* pPacket);
protected:
        CCrawlNode*     Find(IN_ADDR* pAddress, BOOL bCreate);

        friend class CCrawlNode;
};


class CCrawlNode
{
// Construction
public:
        CCrawlNode();
        virtual ~CCrawlNode();

// Attributes
public:
        SOCKADDR_IN             m_pHost;
        int                             m_nType;
        int                             m_nLeaves;
        CString                 m_sNick;
        float                   m_nLatitude;
        float                   m_nLongitude;
public:
        CPtrList                m_pNeighbours;
public:
        DWORD                   m_nUnique;
        DWORD                   m_tDiscovered;
        DWORD                   m_tCrawled;
        DWORD                   m_tResponse;

        enum { ntUnknown, ntHub, ntLeaf };

// Operations
public:
        void    OnCrawl(CCrawlSession* pSession, CG2Packet* pPacket);
protected:
        void    OnNode(CCrawlSession* pSession, CG2Packet* pPacket, DWORD nPacket, int nType);

        enum { parseSelf, parseHub, parseLeaf };
};


extern CCrawlSession CrawlSession;


#endif // !defined(AFX_CRAWLSESSION_H__262E4F3E_1C28_4318_AE74_921A8392BFD9__INCLUDED_)

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