X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=odr%2Fodr_cons.c;h=d3f15823afa1ab8682b1808fcceb196a7ff5076a;hb=11a58ec3e43c76b092d85510825f7317d7efc3ad;hp=00c6f511eb2e16386990b80376f0160d5ecb81a4;hpb=41f4b2c49b60cf5f9ae896b537211ae830c39a55;p=yaz-moved-to-github.git

diff --git a/odr/odr_cons.c b/odr/odr_cons.c
index 00c6f51..d3f1582 100644
--- a/odr/odr_cons.c
+++ b/odr/odr_cons.c
@@ -4,7 +4,13 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: odr_cons.c,v $
- * Revision 1.6  1995-03-08 12:12:23  quinn
+ * Revision 1.8  1995-03-15 11:18:04  quinn
+ * Fixed serious bug in odr_cons
+ *
+ * Revision 1.7  1995/03/10  11:44:41  quinn
+ * Fixed serious stack-bug in odr_cons_begin
+ *
+ * Revision 1.6  1995/03/08  12:12:23  quinn
  * Added better error checking.
  *
  * Revision 1.5  1995/02/10  18:57:25  quinn
@@ -43,7 +49,15 @@ int odr_constructed_begin(ODR o, void *p, int class, int tag)
     if (!res || !cons)
     	return 0;
 
+    if (o->stackp == ODR_MAX_STACK - 1)
+    {
+    	o->error = OSTACK;
+    	return 0;
+    }
     o->stack[++(o->stackp)].lenb = o->bp;
+#ifdef ODR_DEBUG
+    fprintf(stderr, "[cons_begin(%d)]", o->stackp);
+#endif
     if (o->direction == ODR_ENCODE || o->direction == ODR_PRINT)
     {
 	o->stack[o->stackp].lenlen = 1;
@@ -95,6 +109,7 @@ int odr_constructed_end(ODR o)
 	    	if (*o->bp++ == 0 && *(o->bp++) == 0)
 	    	{
 		    o->left -= 2;
+		    o->stackp--;
 		    return 1;
 		}
 		else
@@ -121,9 +136,19 @@ int odr_constructed_end(ODR o)
 	    }
 	    if (res == 0)   /* indefinite encoding */
 	    {
-	    	*(o->bp++) = *(o->bp++) = 0;
-	    	o->left--;
+#ifdef ODR_DEBUG
+		fprintf(stderr, "[cons_end(%d): indefinite]", o->stackp);
+#endif
+	    	*(o->bp++) = 0;
+	    	*(o->bp++) = 0;
+	    	o->left -= 2;
+	    }
+#ifdef ODR_DEBUG
+	    else
+	    {
+	    	fprintf(stderr, "[cons_end(%d): definite]", o->stackp);
 	    }
+#endif
 	    o->stackp--;
 	    return 1;
     	case ODR_PRINT: return 1;