src/tiff/test/check_tag.c

   1
   2 /*
   3  * Copyright (c) 2004, Andrey Kiselev  <dron@ak4719.spb.edu>
   4  *
   5  * Permission to use, copy, modify, distribute, and sell this software and
   6  * its documentation for any purpose is hereby granted without fee, provided
   7  * that (i) the above copyright notices and this permission notice appear in
   8  * all copies of the software and related documentation, and (ii) the names of
   9  * Sam Leffler and Silicon Graphics may not be used in any advertising or
  10  * publicity relating to the software without the specific, prior written
  11  * permission of Sam Leffler and Silicon Graphics.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
  14  * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
  15  * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
  16  *
  17  * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
  18  * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
  19  * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
  20  * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
  21  * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  22  * OF THIS SOFTWARE.
  23  */
  24
  25 /*
  26  * TIFF Library
  27  *
  28  * Helper testing routines.
  29  */
  30
  31 #include "tiffio.h"
  32
  33 int
  34 CheckShortField(TIFF *tif, const ttag_t field, const uint16 value)
  35 {
  36         uint16 tmp = 123;
  37
  38         if (!TIFFGetField(tif, field, &tmp)) {
  39                 fprintf (stderr, "Problem fetching tag %lu.\n",
  40                          (unsigned long) field);
  41                 return -1;
  42         }
  43         if (tmp != value) {
  44                 fprintf (stderr, "Wrong SHORT value fetched for tag %lu.\n",
  45                          (unsigned long) field);
  46                 return -1;
  47         }
  48
  49         return 0;
  50 }
  51
  52 int
  53 CheckShortPairedField(TIFF *tif, const ttag_t field, const uint16 *values)
  54 {
  55         uint16 tmp[2] = { 123, 456 };
  56
  57         if (!TIFFGetField(tif, field, tmp, tmp + 1)) {
  58                 fprintf (stderr, "Problem fetching tag %lu.\n",
  59                          (unsigned long) field);
  60                 return -1;
  61         }
  62         if (tmp[0] != values[0] || tmp[1] != values[1]) {
  63                 fprintf (stderr, "Wrong SHORT PAIR fetched for tag %lu.\n",
  64                          (unsigned long) field);
  65                 return -1;
  66         }
  67
  68         return 0;
  69 }
  70
  71 int
  72 CheckLongField(TIFF *tif, const ttag_t field, const uint32 value)
  73 {
  74         uint32 tmp = 123;
  75
  76         if (!TIFFGetField(tif, field, &tmp)) {
  77                 fprintf (stderr, "Problem fetching tag %lu.\n",
  78                          (unsigned long) field);
  79                 return -1;
  80         }
  81         if (tmp != value) {
  82                 fprintf (stderr, "Wrong LONG value fetched for tag %lu.\n",
  83                          (unsigned long) field);
  84                 return -1;
  85         }
  86
  87         return 0;
  88 }
  89
  90