/*
- * Copyright (C) 1994, Index Data I/S
- * All rights reserved.
+ * Copyright (c) 1995, Index Data
+ * See the file LICENSE for details.
* Sebastian Hammer, Adam Dickmeiss
*
* $Log: odr.c,v $
- * Revision 1.4 1995-03-07 13:16:13 quinn
+ * Revision 1.20 1995-11-08 17:41:32 quinn
+ * Smallish.
+ *
+ * Revision 1.19 1995/11/01 13:54:41 quinn
+ * Minor adjustments
+ *
+ * Revision 1.18 1995/09/29 17:12:22 quinn
+ * Smallish
+ *
+ * Revision 1.17 1995/09/29 17:01:50 quinn
+ * More Windows work
+ *
+ * Revision 1.16 1995/09/27 15:02:57 quinn
+ * Modified function heads & prototypes.
+ *
+ * Revision 1.15 1995/08/15 12:00:22 quinn
+ * Updated External
+ *
+ * Revision 1.14 1995/06/19 12:38:46 quinn
+ * Added BER dumper.
+ *
+ * Revision 1.13 1995/05/22 11:32:02 quinn
+ * Fixing Interface to odr_null.
+ *
+ * Revision 1.12 1995/05/16 08:50:49 quinn
+ * License, documentation, and memory fixes
+ *
+ * Revision 1.11 1995/05/15 11:56:08 quinn
+ * More work on memory management.
+ *
+ * Revision 1.10 1995/04/18 08:15:20 quinn
+ * Added dynamic memory allocation on encoding (whew). Code is now somewhat
+ * neater. We'll make the same change for decoding one day.
+ *
+ * Revision 1.9 1995/04/10 10:23:11 quinn
+ * Smallish changes.
+ *
+ * Revision 1.8 1995/03/17 10:17:43 quinn
+ * Added memory management.
+ *
+ * Revision 1.7 1995/03/10 11:44:41 quinn
+ * Fixed serious stack-bug in odr_cons_begin
+ *
+ * Revision 1.6 1995/03/08 12:12:15 quinn
+ * Added better error checking.
+ *
+ * Revision 1.5 1995/03/07 13:28:57 quinn
+ * *** empty log message ***
+ *
+ * Revision 1.4 1995/03/07 13:16:13 quinn
* Fixed bug in odr_reset
*
* Revision 1.3 1995/03/07 10:21:31 quinn
#include <stdio.h>
#include <stdlib.h>
+#include <xmalloc.h>
#include <odr.h>
+Odr_null *ODR_NULLVAL = "NULL"; /* the presence of a null value */
+
char *odr_errlist[] =
{
"No (unknown) error",
- "Memoy allocation failed",
+ "Memory allocation failed",
"System error",
"No space in buffer",
"Required data element missing",
"Unexpected tag",
- "Other error"
+ "Other error",
+ "Protocol error",
+ "Malformed data",
+ "Stack overflow",
+ "Length of constructed type different from sum of members"
};
+char *odr_errmsg(int n)
+{
+ return odr_errlist[n];
+}
+
void odr_perror(ODR o, char *message)
{
fprintf(stderr, "%s: %s\n", message, odr_errlist[o->error]);
{
struct odr *r;
- if (!(r = malloc(sizeof(*r))))
- return 0;
+ if (!(r = xmalloc(sizeof(*r))))
+ return 0;
r->direction = direction;
- r->print = stdout;
+ r->print = stderr;
r->buf = 0;
+ r->ecb.buf = 0;
+ r->ecb.size = r->ecb.pos = r->ecb.top = 0;
+ r->ecb.can_grow = 1;
r->buflen = 0;
+ r->mem = nmem_create();
odr_reset(r);
return r;
}
{
o->error = ONONE;
o->bp = o->buf;
+ odr_seek(o, ODR_S_SET, 0);
+ o->ecb.top = 0;
o->left = o->buflen;
o->t_class = -1;
o->t_tag = -1;
o->indent = 0;
- o->stackp = 0;
+ o->stackp = -1;
+ nmem_reset(o->mem);
+ o->choice_bias = -1;
}
void odr_destroy(ODR o)
{
- free(o);
+ nmem_destroy(o->mem);
+ if (o->ecb.buf && o->ecb.can_grow)
+ xfree(o->ecb.buf);
+ if (o->print != stderr)
+ fclose(o->print);
+ xfree(o);
}
-void odr_setbuf(ODR o, char *buf, int len)
+void odr_setbuf(ODR o, char *buf, int len, int can_grow)
{
o->buf = o->bp = (unsigned char *) buf;
o->buflen = o->left = len;
+
+ o->ecb.buf = (unsigned char *) buf;
+ o->ecb.can_grow = can_grow;
+ o->ecb.top = o->ecb.pos = 0;
+ o->ecb.size = len;
}
-char *odr_getbuf(ODR o, int *len)
+char *odr_getbuf(ODR o, int *len, int *size)
{
- *len = o->bp - o->buf;
- return (char *) o->buf;
-}
+ *len = o->ecb.top;
+ if (size)
+ *size = o->ecb.size;
+ return (char*) o->ecb.buf;
+}