X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=odr%2Fodr_seq.c;h=66377f83bf7af1691997b110da1b6433ca280e6f;hp=97ddc472e9aecc2e0b215a79b76ef503a9729ac4;hb=fc89703038b1168a8f52b6920c50dedb9080063d;hpb=a7d28a25277a208edb9c44d124f179cc2be6db70

diff --git a/odr/odr_seq.c b/odr/odr_seq.c
index 97ddc47..66377f8 100644
--- a/odr/odr_seq.c
+++ b/odr/odr_seq.c
@@ -1,30 +1,81 @@
 /*
- * 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_seq.c,v $
- * Revision 1.1  1995-02-02 16:21:54  quinn
+ * Revision 1.16  1995-09-29 17:12:26  quinn
+ * Smallish
+ *
+ * Revision 1.15  1995/09/27  15:03:00  quinn
+ * Modified function heads & prototypes.
+ *
+ * Revision 1.14  1995/08/15  11:16:39  quinn
+ * Fixed pretty-printers.
+ * CV:e ----------------------------------------------------------------------
+ * CV:e ----------------------------------------------------------------------
+ *
+ * Revision 1.13  1995/05/22  14:56:57  quinn
+ * Fixed problem in decoding empty sequence.
+ *
+ * Revision 1.12  1995/05/18  13:06:32  quinn
+ * Smallish.
+ *
+ * Revision 1.11  1995/05/17  08:41:54  quinn
+ * Small, hopefully insignificant change.
+ *
+ * Revision 1.10  1995/05/16  08:50:59  quinn
+ * License, documentation, and memory fixes
+ *
+ * Revision 1.9  1995/03/17  10:17:57  quinn
+ * Added memory management.
+ *
+ * Revision 1.8  1995/03/15  11:18:05  quinn
+ * Fixed serious bug in odr_cons
+ *
+ * Revision 1.7  1995/03/08  12:12:30  quinn
+ * Added better error checking.
+ *
+ * Revision 1.6  1995/02/10  15:55:29  quinn
+ * Bug fixes, mostly.
+ *
+ * Revision 1.5  1995/02/09  15:51:49  quinn
+ * Works better now.
+ *
+ * Revision 1.4  1995/02/07  17:53:00  quinn
+ * A damn mess, but now things work, I think.
+ *
+ * Revision 1.3  1995/02/07  14:13:46  quinn
+ * Bug fixes.
+ *
+ * Revision 1.2  1995/02/06  16:45:03  quinn
+ * Small mods.
+ *
+ * Revision 1.1  1995/02/02  16:21:54  quinn
  * First kick.
  *
  */
 
 #include <odr.h>
+#include <assert.h>
 
 int odr_sequence_begin(ODR o, void *p, int size)
 {
     char **pp = (char**) p;
 
+    if (o->error)
+    	return 0;
     if (o->t_class < 0)
     {
     	o->t_class = ODR_UNIVERSAL;
     	o->t_tag = ODR_SEQUENCE;
     }
-
-    if (odr_constructed_begin(o, p, o->t_class, o->t_tag, 0))
+    if (o->direction == ODR_DECODE)
+    	*pp = 0;
+    if (odr_constructed_begin(o, p, o->t_class, o->t_tag))
     {
-    	if (o->direction == ODR_DECODE)
-	    *pp = nalloc(o, size);
+    	if (o->direction == ODR_DECODE && size)
+	    *pp = odr_malloc(o, size);
     	return 1;
     }
     else
@@ -35,3 +86,65 @@ int odr_sequence_end(ODR o)
 {
     return odr_constructed_end(o);    
 }
+
+int odr_sequence_more(ODR o)
+{
+    return odr_constructed_more(o);
+}
+
+int odr_sequence_of(ODR o, Odr_fun type, void *p, int *num)
+{
+    char ***pp = (char***) p;  /* for dereferencing */
+    char **tmp = 0;
+    int size = 0, i;
+
+    if (!odr_sequence_begin(o, p, 0))
+    	return 0;
+
+    switch (o->direction)
+    {
+    	case ODR_DECODE:
+	    *num = 0;
+	    *pp = ODR_NULLVAL;
+	    while (odr_sequence_more(o))
+	    {
+		/* outgrown array? */
+		if (*num * sizeof(void*) >= size)
+		{
+		    /* double the buffer size */
+		    tmp = odr_malloc(o, sizeof(void*) * (size += size ? size :
+			128));
+		    if (*num)
+		    {
+			memcpy(tmp, *pp, *num * sizeof(void*));
+			/*
+			 * For now, we just throw the old *p away, since we use
+			 * nibble memory anyway (disgusting, isn't it?).
+			 */
+		    }
+		    *pp = tmp;
+		}
+		if (!(*type)(o, (*pp) + *num, 0))
+		    return 0;
+		(*num)++;
+	    }
+	    break;
+    	case ODR_ENCODE: case ODR_PRINT:
+#ifdef ODR_DEBUG
+	    fprintf(stderr, "[seqof: num=%d]", *num);
+#endif
+	    for (i = 0; i < *num; i++)
+	    {
+#ifdef ODR_DEBUG
+		fprintf(stderr, "[seqof: elem #%d]", i);
+#endif
+	    	if (!(*type)(o, *pp + i, 0))
+		    return 0;
+	    }
+	    break;
+    	default:
+	    o->error = OOTHER;
+	    return 0;
+    }
+    return odr_sequence_end(o);
+}