2 * Copyright (c) 1995-1998, Index Data
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.23 1998-03-20 14:45:01 adam
8 * Implemented odr_enum and odr_set_of.
10 * Revision 1.22 1998/02/11 11:53:34 adam
11 * Changed code so that it compiles as C++.
13 * Revision 1.21 1997/11/24 11:33:56 adam
14 * Using function odr_nullval() instead of global ODR_NULLVAL when
17 * Revision 1.20 1997/09/29 07:17:31 adam
18 * Added typecast to avoid warnings on MSVC.
20 * Revision 1.19 1997/06/23 10:31:11 adam
21 * Added RVDM's SEQUENCE OF patch again!
23 * Revision 1.18 1997/05/14 06:53:58 adam
26 * Revision 1.17 1997/05/05 11:21:09 adam
27 * In handling of SEQUENCE OF: Counter set to zero when SEQUENCE
28 * OF isn't there at all.
30 * Revision 1.16 1995/09/29 17:12:26 quinn
33 * Revision 1.15 1995/09/27 15:03:00 quinn
34 * Modified function heads & prototypes.
36 * Revision 1.14 1995/08/15 11:16:39 quinn
37 * Fixed pretty-printers.
39 * Revision 1.13 1995/05/22 14:56:57 quinn
40 * Fixed problem in decoding empty sequence.
42 * Revision 1.12 1995/05/18 13:06:32 quinn
45 * Revision 1.11 1995/05/17 08:41:54 quinn
46 * Small, hopefully insignificant change.
48 * Revision 1.10 1995/05/16 08:50:59 quinn
49 * License, documentation, and memory fixes
51 * Revision 1.9 1995/03/17 10:17:57 quinn
52 * Added memory management.
54 * Revision 1.8 1995/03/15 11:18:05 quinn
55 * Fixed serious bug in odr_cons
57 * Revision 1.7 1995/03/08 12:12:30 quinn
58 * Added better error checking.
60 * Revision 1.6 1995/02/10 15:55:29 quinn
63 * Revision 1.5 1995/02/09 15:51:49 quinn
66 * Revision 1.4 1995/02/07 17:53:00 quinn
67 * A damn mess, but now things work, I think.
69 * Revision 1.3 1995/02/07 14:13:46 quinn
72 * Revision 1.2 1995/02/06 16:45:03 quinn
75 * Revision 1.1 1995/02/02 16:21:54 quinn
83 int odr_sequence_begin(ODR o, void *p, int size)
85 char **pp = (char**) p;
91 o->t_class = ODR_UNIVERSAL;
92 o->t_tag = ODR_SEQUENCE;
94 if (o->direction == ODR_DECODE)
96 if (odr_constructed_begin(o, p, o->t_class, o->t_tag))
98 if (o->direction == ODR_DECODE && size)
99 *pp = (char *)odr_malloc(o, size);
106 int odr_set_begin(ODR o, void *p, int size)
108 char **pp = (char**) p;
114 o->t_class = ODR_UNIVERSAL;
117 if (o->direction == ODR_DECODE)
119 if (odr_constructed_begin(o, p, o->t_class, o->t_tag))
121 if (o->direction == ODR_DECODE && size)
122 *pp = (char *)odr_malloc(o, size);
129 int odr_sequence_end(ODR o)
131 return odr_constructed_end(o);
134 int odr_set_end(ODR o)
136 return odr_constructed_end(o);
139 static int odr_sequence_more(ODR o)
141 return odr_constructed_more(o);
144 static int odr_sequence_x (ODR o, Odr_fun type, void *p, int *num)
146 char ***pp = (char***) p; /* for dereferencing */
150 switch (o->direction)
154 *pp = (char **)odr_nullval();
155 while (odr_sequence_more(o))
157 /* outgrown array? */
158 if (*num * (int) sizeof(void*) >= size)
160 /* double the buffer size */
161 tmp = (char **)odr_malloc(o, sizeof(void*) *
162 (size += size ? size : 128));
165 memcpy(tmp, *pp, *num * sizeof(void*));
167 * For now, we just throw the old *p away, since we use
168 * nibble memory anyway (disgusting, isn't it?).
173 if (!(*type)(o, (*pp) + *num, 0))
178 case ODR_ENCODE: case ODR_PRINT:
180 fprintf(stderr, "[seqof: num=%d]", *num);
182 for (i = 0; i < *num; i++)
185 fprintf(stderr, "[seqof: elem #%d]", i);
187 if (!(*type)(o, *pp + i, 0))
195 return odr_sequence_end(o);
198 int odr_set_of(ODR o, Odr_fun type, void *p, int *num)
200 if (!odr_set_begin(o, p, 0)) {
201 if (o->direction == ODR_DECODE)
205 return odr_sequence_x (o, type, p, num);
208 int odr_sequence_of(ODR o, Odr_fun type, void *p, int *num)
210 if (!odr_sequence_begin(o, p, 0)) {
211 if (o->direction == ODR_DECODE)
215 return odr_sequence_x (o, type, p, num);