2 * Copyright (c) 1995, Index Data
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.18 1997-05-14 06:53:58 adam
10 * Revision 1.17 1996/10/23 12:31:24 adam
11 * Added 'static' modifier to dummy variable in odr_constructed_begin.
13 * Revision 1.16 1996/07/26 13:38:20 quinn
14 * Various smaller things. Gathered header-files.
16 * Revision 1.15 1995/09/29 17:12:23 quinn
19 * Revision 1.14 1995/09/27 15:02:58 quinn
20 * Modified function heads & prototypes.
22 * Revision 1.13 1995/08/15 11:16:39 quinn
23 * Fixed pretty-printers.
24 * CV:e ----------------------------------------------------------------------
25 * CV:e ----------------------------------------------------------------------
27 * Revision 1.12 1995/06/19 12:38:47 quinn
30 * Revision 1.11 1995/05/16 08:50:53 quinn
31 * License, documentation, and memory fixes
33 * Revision 1.10 1995/04/18 08:15:21 quinn
34 * Added dynamic memory allocation on encoding (whew). Code is now somewhat
35 * neater. We'll make the same change for decoding one day.
37 * Revision 1.9 1995/03/28 09:15:49 quinn
38 * Fixed bug in the printing mode
40 * Revision 1.8 1995/03/15 11:18:04 quinn
41 * Fixed serious bug in odr_cons
43 * Revision 1.7 1995/03/10 11:44:41 quinn
44 * Fixed serious stack-bug in odr_cons_begin
46 * Revision 1.6 1995/03/08 12:12:23 quinn
47 * Added better error checking.
49 * Revision 1.5 1995/02/10 18:57:25 quinn
50 * More in the way of error-checking.
52 * Revision 1.4 1995/02/10 15:55:29 quinn
55 * Revision 1.3 1995/02/09 15:51:48 quinn
58 * Revision 1.2 1995/02/07 17:52:59 quinn
59 * A damn mess, but now things work, I think.
61 * Revision 1.1 1995/02/02 16:21:53 quinn
69 void odr_setlenlen(ODR o, int len)
74 int odr_constructed_begin(ODR o, void *p, int zclass, int tag)
78 int lenlen = o->lenlen;
82 o->lenlen = 1; /* reset lenlen */
88 if ((res = ber_tag(o, p, o->t_class, o->t_tag, &cons, 1)) < 0)
93 if (o->stackp == ODR_MAX_STACK - 1)
98 o->stack[++(o->stackp)].lenb = o->bp;
99 o->stack[o->stackp].len_offset = odr_tell(o);
101 fprintf(stderr, "[cons_begin(%d)]", o->stackp);
103 if (o->direction == ODR_ENCODE)
105 static unsigned char dummy[sizeof(int)+1];
107 o->stack[o->stackp].lenlen = lenlen;
109 if (odr_write(o, dummy, lenlen) < 0) /* dummy */
112 else if (o->direction == ODR_DECODE)
114 if ((res = ber_declen(o->bp, &o->stack[o->stackp].len)) < 0)
116 o->stack[o->stackp].lenlen = res;
120 else if (o->direction == ODR_PRINT)
122 fprintf(o->print, "%s{\n", odr_indent(o));
130 o->stack[o->stackp].base = o->bp;
131 o->stack[o->stackp].base_offset = odr_tell(o);
135 int odr_constructed_more(ODR o)
141 if (o->stack[o->stackp].len >= 0)
142 return o->bp - o->stack[o->stackp].base < o->stack[o->stackp].len;
144 return (!(*o->bp == 0 && *(o->bp + 1) == 0));
147 int odr_constructed_end(ODR o)
159 switch (o->direction)
162 if (o->stack[o->stackp].len < 0)
164 if (*o->bp++ == 0 && *(o->bp++) == 0)
176 else if (o->bp - o->stack[o->stackp].base !=
177 o->stack[o->stackp].len)
186 odr_seek(o, ODR_S_SET, o->stack[o->stackp].len_offset);
187 if ((res = ber_enclen(o, pos - o->stack[o->stackp].base_offset,
188 o->stack[o->stackp].lenlen, 1)) < 0)
193 odr_seek(o, ODR_S_END, 0);
194 if (res == 0) /* indefinite encoding */
197 fprintf(stderr, "[cons_end(%d): indefinite]", o->stackp);
199 if (odr_putc(o, 0) < 0 || odr_putc(o, 0) < 0)
205 fprintf(stderr, "[cons_end(%d): definite]", o->stackp);
211 assert(o->indent > 0);
214 fprintf(o->print, "%s}\n", odr_indent(o));