interpretor/libsndfile-1.0.25/src/test_endswap.c

   1 /*
   2 ** Copyright (C) 2002-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
   3 **
   4 ** This program is free software; you can redistribute it and/or modify
   5 ** it under the terms of the GNU Lesser General Public License as published by
   6 ** the Free Software Foundation; either version 2.1 of the License, or
   7 ** (at your option) any later version.
   8 **
   9 ** This program is distributed in the hope that it will be useful,
  10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 ** GNU Lesser General Public License for more details.
  13 **
  14 ** You should have received a copy of the GNU Lesser General Public License
  15 ** along with this program; if not, write to the Free Software
  16 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17 */
  18
  19 #include "sfconfig.h"
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <errno.h>
  25 #include <inttypes.h>
  26
  27 #if HAVE_UNISTD_H
  28 #include <unistd.h>
  29 #endif
  30
  31 #include "common.h"
  32 #include "sfendian.h"
  33
  34 #include "test_main.h"
  35
  36 #define FMT_SHORT       "0x%04x\n"
  37 #define FMT_INT         "0x%08x\n"
  38 #define FMT_INT64       "0x%016" PRIx64 "\n"
  39
  40 /*==============================================================================
  41 ** Test functions.
  42 */
  43
  44
  45 static void
  46 dump_short_array (const char * name, short * data, int datalen)
  47 {       int k ;
  48
  49         printf ("%-6s : ", name) ;
  50         for (k = 0 ; k < datalen ; k++)
  51                 printf (FMT_SHORT, data [k]) ;
  52         putchar ('\n') ;
  53 } /* dump_short_array */
  54
  55 static void
  56 test_endswap_short (void)
  57 {       short orig [4], first [4], second [4] ;
  58         int k ;
  59
  60         printf ("    %-40s : ", "test_endswap_short") ;
  61         fflush (stdout) ;
  62
  63         for (k = 0 ; k < ARRAY_LEN (orig) ; k++)
  64                 orig [k] = 0x3210 + k ;
  65
  66         endswap_short_copy (first, orig, ARRAY_LEN (first)) ;
  67         endswap_short_copy (second, first, ARRAY_LEN (second)) ;
  68
  69         if (memcmp (orig, first, sizeof (orig)) == 0)
  70         {       printf ("\n\nLine %d : test 1 : these two array should not be the same:\n\n", __LINE__) ;
  71                 dump_short_array ("orig", orig, ARRAY_LEN (orig)) ;
  72                 dump_short_array ("first", first, ARRAY_LEN (first)) ;
  73                 exit (1) ;
  74                 } ;
  75
  76         if (memcmp (orig, second, sizeof (orig)) != 0)
  77         {       printf ("\n\nLine %d : test 2 : these two array should be the same:\n\n", __LINE__) ;
  78                 dump_short_array ("orig", orig, ARRAY_LEN (orig)) ;
  79                 dump_short_array ("second", second, ARRAY_LEN (second)) ;
  80                 exit (1) ;
  81                 } ;
  82
  83         endswap_short_array (first, ARRAY_LEN (first)) ;
  84
  85         if (memcmp (orig, first, sizeof (orig)) != 0)
  86         {       printf ("\n\nLine %d : test 3 : these two array should be the same:\n\n", __LINE__) ;
  87                 dump_short_array ("orig", orig, ARRAY_LEN (orig)) ;
  88                 dump_short_array ("first", first, ARRAY_LEN (first)) ;
  89                 exit (1) ;
  90                 } ;
  91
  92         endswap_short_copy (first, orig, ARRAY_LEN (first)) ;
  93         endswap_short_copy (first, first, ARRAY_LEN (first)) ;
  94
  95         if (memcmp (orig, first, sizeof (orig)) != 0)
  96         {       printf ("\n\nLine %d : test 4 : these two array should be the same:\n\n", __LINE__) ;
  97                 dump_short_array ("orig", orig, ARRAY_LEN (orig)) ;
  98                 dump_short_array ("first", first, ARRAY_LEN (first)) ;
  99                 exit (1) ;
 100                 } ;
 101
 102         puts ("ok") ;
 103 } /* test_endswap_short */
 104
 105 static void
 106 dump_int_array (const char * name, int * data, int datalen)
 107 {       int k ;
 108
 109         printf ("%-6s : ", name) ;
 110         for (k = 0 ; k < datalen ; k++)
 111                 printf (FMT_INT, data [k]) ;
 112         putchar ('\n') ;
 113 } /* dump_int_array */
 114
 115 static void
 116 test_endswap_int (void)
 117 {       int orig [4], first [4], second [4] ;
 118         int k ;
 119
 120         printf ("    %-40s : ", "test_endswap_int") ;
 121         fflush (stdout) ;
 122
 123         for (k = 0 ; k < ARRAY_LEN (orig) ; k++)
 124                 orig [k] = 0x76543210 + k ;
 125
 126         endswap_int_copy (first, orig, ARRAY_LEN (first)) ;
 127         endswap_int_copy (second, first, ARRAY_LEN (second)) ;
 128
 129         if (memcmp (orig, first, sizeof (orig)) == 0)
 130         {       printf ("\n\nLine %d : test 1 : these two array should not be the same:\n\n", __LINE__) ;
 131                 dump_int_array ("orig", orig, ARRAY_LEN (orig)) ;
 132                 dump_int_array ("first", first, ARRAY_LEN (first)) ;
 133                 exit (1) ;
 134                 } ;
 135
 136         if (memcmp (orig, second, sizeof (orig)) != 0)
 137         {       printf ("\n\nLine %d : test 2 : these two array should be the same:\n\n", __LINE__) ;
 138                 dump_int_array ("orig", orig, ARRAY_LEN (orig)) ;
 139                 dump_int_array ("second", second, ARRAY_LEN (second)) ;
 140                 exit (1) ;
 141                 } ;
 142
 143         endswap_int_array (first, ARRAY_LEN (first)) ;
 144
 145         if (memcmp (orig, first, sizeof (orig)) != 0)
 146         {       printf ("\n\nLine %d : test 3 : these two array should be the same:\n\n", __LINE__) ;
 147                 dump_int_array ("orig", orig, ARRAY_LEN (orig)) ;
 148                 dump_int_array ("first", first, ARRAY_LEN (first)) ;
 149                 exit (1) ;
 150                 } ;
 151
 152         endswap_int_copy (first, orig, ARRAY_LEN (first)) ;
 153         endswap_int_copy (first, first, ARRAY_LEN (first)) ;
 154
 155         if (memcmp (orig, first, sizeof (orig)) != 0)
 156         {       printf ("\n\nLine %d : test 4 : these two array should be the same:\n\n", __LINE__) ;
 157                 dump_int_array ("orig", orig, ARRAY_LEN (orig)) ;
 158                 dump_int_array ("first", first, ARRAY_LEN (first)) ;
 159                 exit (1) ;
 160                 } ;
 161
 162         puts ("ok") ;
 163 } /* test_endswap_int */
 164
 165 static void
 166 dump_int64_t_array (const char * name, int64_t * data, int datalen)
 167 {       int k ;
 168
 169         printf ("%-6s : ", name) ;
 170         for (k = 0 ; k < datalen ; k++)
 171                 printf (FMT_INT64, data [k]) ;
 172         putchar ('\n') ;
 173 } /* dump_int64_t_array */
 174
 175 static void
 176 test_endswap_int64_t (void)
 177 {       int64_t orig [4], first [4], second [4] ;
 178         int k ;
 179
 180         printf ("    %-40s : ", "test_endswap_int64_t") ;
 181         fflush (stdout) ;
 182
 183         for (k = 0 ; k < ARRAY_LEN (orig) ; k++)
 184                 orig [k] = 0x0807050540302010LL + k ;
 185
 186         endswap_int64_t_copy (first, orig, ARRAY_LEN (first)) ;
 187         endswap_int64_t_copy (second, first, ARRAY_LEN (second)) ;
 188
 189         if (memcmp (orig, first, sizeof (orig)) == 0)
 190         {       printf ("\n\nLine %d : test 1 : these two array should not be the same:\n\n", __LINE__) ;
 191                 dump_int64_t_array ("orig", orig, ARRAY_LEN (orig)) ;
 192                 dump_int64_t_array ("first", first, ARRAY_LEN (first)) ;
 193                 exit (1) ;
 194                 } ;
 195
 196         if (memcmp (orig, second, sizeof (orig)) != 0)
 197         {       printf ("\n\nLine %d : test 2 : these two array should be the same:\n\n", __LINE__) ;
 198                 dump_int64_t_array ("orig", orig, ARRAY_LEN (orig)) ;
 199                 dump_int64_t_array ("second", second, ARRAY_LEN (second)) ;
 200                 exit (1) ;
 201                 } ;
 202
 203         endswap_int64_t_array (first, ARRAY_LEN (first)) ;
 204
 205         if (memcmp (orig, first, sizeof (orig)) != 0)
 206         {       printf ("\n\nLine %d : test 3 : these two array should be the same:\n\n", __LINE__) ;
 207                 dump_int64_t_array ("orig", orig, ARRAY_LEN (orig)) ;
 208                 dump_int64_t_array ("first", first, ARRAY_LEN (first)) ;
 209                 exit (1) ;
 210                 } ;
 211
 212         endswap_int64_t_copy (first, orig, ARRAY_LEN (first)) ;
 213         endswap_int64_t_copy (first, first, ARRAY_LEN (first)) ;
 214
 215         if (memcmp (orig, first, sizeof (orig)) != 0)
 216         {       printf ("\n\nLine %d : test 4 : these two array should be the same:\n\n", __LINE__) ;
 217                 dump_int64_t_array ("orig", orig, ARRAY_LEN (orig)) ;
 218                 dump_int64_t_array ("first", first, ARRAY_LEN (first)) ;
 219                 exit (1) ;
 220                 } ;
 221
 222         puts ("ok") ;
 223 } /* test_endswap_int64_t */
 224
 225
 226
 227 void
 228 test_endswap (void)
 229 {
 230         test_endswap_short () ;
 231         test_endswap_int () ;
 232         test_endswap_int64_t () ;
 233
 234 } /* test_endswap */
 235