2 * Copyright (c) 1995-2000, Index Data
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.13 2000-02-29 13:44:55 adam
8 * Check for config.h (currently not generated).
10 * Revision 1.12 1999/11/30 13:47:11 adam
11 * Improved installation. Moved header files to include/yaz.
13 * Revision 1.11 1999/04/20 09:56:48 adam
14 * Added 'name' paramter to encoder/decoder routines (typedef Odr_fun).
15 * Modified all encoders/decoders to reflect this change.
17 * Revision 1.10 1997/11/24 11:33:56 adam
18 * Using function odr_nullval() instead of global ODR_NULLVAL when
21 * Revision 1.9 1995/10/18 16:12:56 quinn
22 * Better diagnostics. Added special case in NULL to handle WAIS server.
24 * Revision 1.8 1995/09/29 17:12:24 quinn
27 * Revision 1.7 1995/09/27 15:02:59 quinn
28 * Modified function heads & prototypes.
30 * Revision 1.6 1995/05/22 11:32:03 quinn
31 * Fixing Interface to odr_null.
33 * Revision 1.5 1995/05/16 08:50:56 quinn
34 * License, documentation, and memory fixes
36 * Revision 1.4 1995/03/08 12:12:26 quinn
37 * Added better error checking.
39 * Revision 1.3 1995/02/10 18:57:25 quinn
40 * More in the way of error-checking.
42 * Revision 1.2 1995/02/09 15:51:49 quinn
45 * Revision 1.1 1995/02/02 16:21:54 quinn
56 * Top level null en/decoder.
57 * Returns 1 on success, 0 on error.
59 int odr_null(ODR o, Odr_null **p, int opt, const char *name)
67 o->t_class = ODR_UNIVERSAL;
70 if ((res = ber_tag(o, p, o->t_class, o->t_tag, &cons, opt)) < 0)
74 if (o->direction == ODR_PRINT)
77 fprintf(o->print, "NULL\n");
82 #ifdef ODR_STRICT_NULL
86 fprintf(stderr, "odr: Warning: Bad NULL\n");
89 if (o->direction == ODR_DECODE)