More robust ISO2709 handling (in case of real bad formats).

[yaz-moved-to-github.git] / util / marcdisp.c

diff --git a/util/marcdisp.c b/util/marcdisp.c
index 8ed80e3..723026f 100644 (file)
--- a/util/marcdisp.c
+++ b/util/marcdisp.c
@@ -4,7 +4,13 @@
  * Sebastian Hammer, Adam Dickmeiss
  *
  * $Log: marcdisp.c,v $
- * Revision 1.7  1997-09-24 13:29:40  adam
+ * Revision 1.9  1999-12-21 16:24:48  adam
+ * More robust ISO2709 handling (in case of real bad formats).
+ *
+ * Revision 1.8  1999/11/30 13:47:12  adam
+ * Improved installation. Moved header files to include/yaz.
+ *
+ * Revision 1.7  1997/09/24 13:29:40  adam
  * Added verbose option -v to marcdump utility.
  *
  * Revision 1.6  1997/09/04 07:52:27  adam
@@ -30,8 +36,8 @@
 #include <stdio.h>
 #include <string.h>
 #include <ctype.h>
-#include <marcdisp.h>
-#include <yaz-util.h>
+#include <yaz/marcdisp.h>
+#include <yaz/yaz-util.h>
 
 int marc_display_ex (const char *buf, FILE *outf, int debug)
 {
@@ -70,7 +76,11 @@ int marc_display_ex (const char *buf, FILE *outf, int debug)
        fprintf (outf, "Length implementation %5d\n", length_implementation);
     }
     for (entry_p = 24; buf[entry_p] != ISO2709_FS; )
+    {
         entry_p += 3+length_data_entry+length_starting;
+        if (entry_p >= record_length)
+            return -1;
+    }
     base_address = entry_p+1;
     for (entry_p = 24; buf[entry_p] != ISO2709_FS; )
     {