mirror of
https://github.com/nzbget/nzbget.git
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118 lines
3.2 KiB
C++
118 lines
3.2 KiB
C++
/*
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* This file is part of nzbget
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*
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* Copyright (C) 2004 Sven Henkel <sidddy@users.sourceforge.net>
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* Copyright (C) 2007-2013 Andrey Prygunkov <hugbug@users.sourceforge.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $Revision$
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* $Date$
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*
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*/
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#ifndef CONNECTION_H
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#define CONNECTION_H
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#ifndef HAVE_GETADDRINFO
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#ifndef HAVE_GETHOSTBYNAME_R
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#include "Thread.h"
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#endif
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#endif
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#ifndef DISABLE_TLS
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#include "TLS.h"
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#endif
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class Connection
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{
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public:
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enum EStatus
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{
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csConnected,
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csDisconnected,
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csListening,
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csCancelled
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};
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protected:
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char* m_szHost;
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int m_iPort;
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SOCKET m_iSocket;
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bool m_bTLS;
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char* m_szCipher;
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char* m_szReadBuf;
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int m_iBufAvail;
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char* m_szBufPtr;
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EStatus m_eStatus;
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int m_iTimeout;
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bool m_bSuppressErrors;
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char m_szRemoteAddr[20];
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#ifndef DISABLE_TLS
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TLSSocket* m_pTLSSocket;
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bool m_bTLSError;
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#endif
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#ifndef HAVE_GETADDRINFO
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#ifndef HAVE_GETHOSTBYNAME_R
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static Mutex* m_pMutexGetHostByName;
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#endif
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#endif
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Connection(SOCKET iSocket, bool bTLS);
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void ReportError(const char* szMsgPrefix, const char* szMsgArg, bool PrintErrCode, int herrno);
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bool DoConnect();
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bool DoDisconnect();
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#ifndef HAVE_GETADDRINFO
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unsigned int ResolveHostAddr(const char* szHost);
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#endif
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#ifndef DISABLE_TLS
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int recv(SOCKET s, char* buf, int len, int flags);
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int send(SOCKET s, const char* buf, int len, int flags);
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void CloseTLS();
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#endif
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public:
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Connection(const char* szHost, int iPort, bool bTLS);
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virtual ~Connection();
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static void Init();
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static void Final();
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virtual bool Connect();
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virtual bool Disconnect();
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bool Bind();
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bool Send(const char* pBuffer, int iSize);
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bool Recv(char* pBuffer, int iSize);
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int TryRecv(char* pBuffer, int iSize);
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char* ReadLine(char* pBuffer, int iSize, int* pBytesRead);
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void ReadBuffer(char** pBuffer, int *iBufLen);
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int WriteLine(const char* pBuffer);
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Connection* Accept();
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void Cancel();
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const char* GetHost() { return m_szHost; }
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int GetPort() { return m_iPort; }
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bool GetTLS() { return m_bTLS; }
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const char* GetCipher() { return m_szCipher; }
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void SetCipher(const char* szCipher);
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void SetTimeout(int iTimeout) { m_iTimeout = iTimeout; }
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EStatus GetStatus() { return m_eStatus; }
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void SetSuppressErrors(bool bSuppressErrors);
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bool GetSuppressErrors() { return m_bSuppressErrors; }
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const char* GetRemoteAddr();
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#ifndef DISABLE_TLS
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bool StartTLS(bool bIsClient, const char* szCertFile, const char* szKeyFile);
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#endif
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};
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#endif
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