Transfers.h

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//
// Transfers.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_TRANSFERS_H__950AC162_FF34_4B40_8D8A_2745AA245316__INCLUDED_)
#define AFX_TRANSFERS_H__950AC162_FF34_4B40_8D8A_2745AA245316__INCLUDED_

#pragma once

class CTransfer;

class CTransfers;

extern CTransfers Transfers;

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

// Attributes
public:
        CMutex                  m_pSection;
class Lock
{
public:
        Lock() { Transfers.m_pSection.Lock(); }
        ~Lock() { Transfers.m_pSection.Unlock(); }
private:
        Lock(const Lock&);
        Lock& operator=(const Lock&);
        static void* operator new(std::size_t);
        static void* operator new[](std::size_t);
        static void operator delete(void*);
        static void operator delete[](void*);
};
        DWORD                   m_nBuffer;
        BYTE*                   m_pBuffer;
protected:
        CPtrList                m_pList;
        HANDLE                  m_hThread;
        volatile BOOL   m_bThread;
        CEvent                  m_pWakeup;
        DWORD                   m_nRunCookie;

// Operations
public:
        int                     GetActiveCount() const;
        BOOL            IsConnectedTo(IN_ADDR* pAddress);
        BOOL            StartThread();
        void            StopThread();
protected:
        static UINT     ThreadStart(LPVOID pParam);
        void            OnRun();
        void            OnRunTransfers();
        void            OnCheckExit();
protected:
        void            Add(CTransfer* pTransfer);
        void            Remove(CTransfer* pTransfer);

// List Access
public:
        inline POSITION GetIterator() const
        {
                return m_pList.GetHeadPosition();
        }

        inline CTransfer* GetNext(POSITION& pos) const
        {
                return (CTransfer*)m_pList.GetNext( pos );
        }

        inline int GetCount() const
        {
                return m_pList.GetCount();
        }

        inline BOOL Check(CTransfer* pTransfer) const
        {
                return m_pList.Find( pTransfer ) != NULL;
        }

        friend class CTransfer;
        friend class CUpload;
        friend class CDownloadWithTransfers;

};

#endif // !defined(AFX_TRANSFERS_H__950AC162_FF34_4B40_8D8A_2745AA245316__INCLUDED_)

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