src/lib/platform/sockets/socket.h

   1 #pragma once
   2 /*
   3  * This file is part of the libCEC(R) library.
   4  *
   5  * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited.  All rights reserved.
   6  * libCEC(R) is an original work, containing original code.
   7  *
   8  * libCEC(R) is a trademark of Pulse-Eight Limited.
   9  *
  10  * This program is dual-licensed; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  *
  24  *
  25  * Alternatively, you can license this library under a commercial license,
  26  * please contact Pulse-Eight Licensing for more information.
  27  *
  28  * For more information contact:
  29  * Pulse-Eight Licensing       <license@pulse-eight.com>
  30  *     http://www.pulse-eight.com/
  31  *     http://www.pulse-eight.net/
  32  */
  33
  34 #include "../threads/mutex.h"
  35 #include "../util/StdString.h"
  36
  37 #if defined(__WINDOWS__)
  38 #include "../windows/os-socket.h"
  39 #else
  40 #include "../posix/os-socket.h"
  41 #endif
  42
  43 // Common socket operations
  44
  45 namespace PLATFORM
  46 {
  47   class CSocket : public PreventCopy
  48   {
  49     public:
  50       CSocket(void) :
  51         m_socket(INVALID_SOCKET),
  52         m_iError(0) {};
  53
  54       virtual ~CSocket(void)
  55       {
  56         Close();
  57       }
  58
  59       virtual bool IsOpen(void)
  60       {
  61         CLockObject lock(m_mutex);
  62         return m_socket != INVALID_SOCKET &&
  63             m_socket != SOCKET_ERROR;
  64       }
  65
  66       virtual void Close(void)
  67       {
  68         CLockObject lock(m_mutex);
  69         SocketClose(m_socket);
  70         m_socket = INVALID_SOCKET;
  71         m_strError = "";
  72       }
  73
  74       virtual int64_t Write(uint8_t* data, uint32_t len)
  75       {
  76         CLockObject lock(m_mutex);
  77         int64_t iReturn = SocketWrite(m_socket, &m_iError, data, len);
  78         m_strError = strerror(m_iError);
  79         return iReturn;
  80       }
  81
  82       virtual int32_t Read(uint8_t* data, uint32_t len, uint64_t iTimeoutMs = 0)
  83       {
  84         CLockObject lock(m_mutex);
  85         int32_t iReturn = SocketRead(m_socket, &m_iError, data, len, iTimeoutMs);
  86         m_strError = strerror(m_iError);
  87         return iReturn;
  88       }
  89
  90       virtual CStdString GetError(void) const
  91       {
  92         CStdString strReturn;
  93         strReturn = m_strError;
  94         return strReturn;
  95       }
  96
  97       virtual int GetErrorNumber(void) const
  98       {
  99         return m_iError;
 100       }
 101
 102     protected:
 103       socket_t   m_socket;
 104       CStdString m_strError;
 105       int        m_iError;
 106       CMutex     m_mutex;
 107   };
 108 };