src/FLARM/FlarmNetRecord.hpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 #ifndef XCSOAR_FLARM_NET_RECORD_HPP
  25 #define XCSOAR_FLARM_NET_RECORD_HPP
  26
  27 #include "Util/StaticString.hpp"
  28 #include "Compiler.h"
  29
  30 #include <tchar.h>
  31
  32 class FlarmId;
  33
  34 constexpr
  35 static inline size_t
  36 LatinBufferSize(size_t size)
  37 {
  38 #ifdef _UNICODE
  39 /* with wide characters, the exact size of the FLARMNet database field
  40    (plus one for the terminator) is just right, ... */
  41   return size;
  42 #else
  43 /* ..., but when we convert Latin-1 to UTF-8, we need a little bit
  44    more buffer */
  45   return size * 3 / 2 + 1;
  46 #endif
  47 }
  48
  49 /**
  50  * FlarmNet.org file entry
  51  */
  52 struct FlarmNetRecord {
  53   /**< FLARM id 6 bytes */
  54   StaticString<LatinBufferSize(7)> id;
  55
  56   /**< Name 15 bytes */
  57   StaticString<LatinBufferSize(22)> pilot;
  58
  59   /**< Airfield 4 bytes */
  60   StaticString<LatinBufferSize(22)> airfield;
  61
  62   /**< Aircraft type 1 byte */
  63   StaticString<LatinBufferSize(22)> plane_type;
  64
  65   /**< Registration 7 bytes */
  66   StaticString<LatinBufferSize(8)> registration;
  67
  68   /**< Callsign 3 bytes */
  69   StaticString<LatinBufferSize(4)> callsign;
  70
  71   /**< Radio frequency 6 bytes */
  72   StaticString<LatinBufferSize(8)> frequency;
  73
  74   gcc_pure
  75   FlarmId GetId() const;
  76 };
  77
  78 #endif