test/src/TestByteOrder.inc.cpp

   1 /* Copyright_License {
   2
   3   XCSoar Glide Computer - http://www.xcsoar.org/
   4   Copyright (C) 2000-2013 The XCSoar Project
   5   A detailed list of copyright holders can be found in the file "AUTHORS".
   6
   7   This program is free software; you can redistribute it and/or
   8   modify it under the terms of the GNU General Public License
   9   as published by the Free Software Foundation; either version 2
  10   of the License, or (at your option) any later version.
  11
  12   This program is distributed in the hope that it will be useful,
  13   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15   GNU General Public License for more details.
  16
  17   You should have received a copy of the GNU General Public License
  18   along with this program; if not, write to the Free Software
  19   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20 }
  21 */
  22
  23 int
  24 main(int argc, char **argv)
  25 {
  26   plan_tests(12);
  27
  28   uint8_t test1[] = { 0x42, 0x00 };
  29   ok1(ReadUnalignedLE16((const uint16_t *)(const void *)test1) == 0x0042);
  30   ok1(ReadUnalignedBE16((const uint16_t *)(const void *)test1) == 0x4200);
  31
  32   uint8_t test2[] = { 0x00, 0x42 };
  33   ok1(ReadUnalignedLE16((const uint16_t *)(const void *)test2) == 0x4200);
  34   ok1(ReadUnalignedBE16((const uint16_t *)(const void *)test2) == 0x0042);
  35
  36   uint8_t test3[] = { 0x37, 0x13 };
  37   ok1(ReadUnalignedLE16((const uint16_t *)(const void *)test3) == 0x1337);
  38   ok1(ReadUnalignedBE16((const uint16_t *)(const void *)test3) == 0x3713);
  39
  40   WriteUnalignedLE16((uint16_t *)(void *)test2, 0x0042);
  41   ok1(test2[0] == 0x42 && test2[1] == 0x00);
  42
  43   WriteUnalignedLE16((uint16_t *)(void *)test3, 0x4200);
  44   ok1(test3[0] == 0x00 && test3[1] == 0x42);
  45
  46   WriteUnalignedLE16((uint16_t *)(void *)test1, 0x1337);
  47   ok1(test1[0] == 0x37 && test1[1] == 0x13);
  48
  49   WriteUnalignedBE16((uint16_t *)(void *)test2, 0x4200);
  50   ok1(test2[0] == 0x42 && test2[1] == 0x00);
  51
  52   WriteUnalignedBE16((uint16_t *)(void *)test3, 0x0042);
  53   ok1(test3[0] == 0x00 && test3[1] == 0x42);
  54
  55   WriteUnalignedBE16((uint16_t *)(void *)test1, 0x3713);
  56   ok1(test1[0] == 0x37 && test1[1] == 0x13);
  57
  58   return exit_status();
  59 }