src/FDM/JSBSim/input_output/FGfdmSocket.h

   1 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   2
   3  Header:       FGfdmSocket.h
   4  Author:       Jon S. Berndt
   5  Date started: 11/08/99
   6
   7  ------------- Copyright (C) 1999  Jon S. Berndt (jon@jsbsim.org) -------------
   8
   9  This program is free software; you can redistribute it and/or modify it under
  10  the terms of the GNU Lesser General Public License as published by the Free Software
  11  Foundation; either version 2 of the License, or (at your option) any later
  12  version.
  13
  14  This program is distributed in the hope that it will be useful, but WITHOUT
  15  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  16  FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  17  details.
  18
  19  You should have received a copy of the GNU Lesser General Public License along with
  20  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  21  Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23  Further information about the GNU Lesser General Public License can also be found on
  24  the world wide web at http://www.gnu.org.
  25
  26 HISTORY
  27 --------------------------------------------------------------------------------
  28 11/08/99   JSB   Created
  29 11/08/07   HDW   Added Generic Socket Send
  30
  31 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  32 SENTRY
  33 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  34
  35 #ifndef FGfdmSocket_H
  36 #define FGfdmSocket_H
  37
  38 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  39 INCLUDES
  40 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  41
  42 #include <string>
  43 #include <sstream>
  44 #include <sys/types.h>
  45 #include "FGJSBBase.h"
  46
  47 #if defined(_MSC_VER) || defined(__MINGW32__)
  48   #include <winsock.h>
  49   #include <io.h>
  50 #else
  51   #include <unistd.h>
  52   #include <sys/socket.h>
  53   #include <netinet/in.h>
  54   #include <arpa/inet.h>
  55   #include <netdb.h>
  56   #include <errno.h>
  57   #include <sys/ioctl.h>
  58 #endif
  59
  60 #ifdef _MSC_VER
  61 #  pragma comment (lib,"WSock32.lib")
  62 #endif
  63
  64 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  65 DEFINITIONS
  66 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  67
  68 #define ID_FDMSOCKET "$Id: FGfdmSocket.h,v 1.20 2010/10/15 11:30:28 jberndt Exp $"
  69
  70 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  71 FORWARD DECLARATIONS
  72 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  73
  74 namespace JSBSim {
  75
  76 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  77 CLASS DOCUMENTATION
  78 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  79
  80 /** Encapsulates an object that enables JSBSim to communicate via socket (input
  81     and/or output).
  82
  83   */
  84
  85 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  86 CLASS DECLARATION
  87 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  88
  89 class FGfdmSocket : public FGJSBBase
  90 {
  91 public:
  92   FGfdmSocket(const std::string&, int);
  93   FGfdmSocket(const std::string&, int, int);
  94   FGfdmSocket(int);
  95   ~FGfdmSocket();
  96   void Send(void);
  97   void Send(const char *data, int length);
  98
  99   std::string Receive(void);
 100   int Reply(const std::string& text);
 101   void Append(const std::string& s) {Append(s.c_str());}
 102   void Append(const char*);
 103   void Append(double);
 104   void Append(long);
 105   void Clear(void);
 106   void Clear(const std::string& s);
 107   void Close(void);
 108   bool GetConnectStatus(void) {return connected;}
 109
 110   enum ProtocolType {ptUDP, ptTCP} ;
 111
 112 private:
 113   int sckt;
 114   int sckt_in;
 115   struct sockaddr_in scktName;
 116   struct hostent *host;
 117   std::ostringstream buffer;
 118   bool connected;
 119   void Debug(int from);
 120 };
 121 }
 122 #endif