Changeset 0f7f688

Timestamp:

10/12/05 16:47:43 (15 years ago)

Author:

Perry Lorier <perry@…>

Branches:

4.0.1-hotfixes, cachetimestamps, develop, dpdk-ndag, etsilive, getfragoff, help, libtrace4, master, ndag_format, pfring, rc-4.0.1, rc-4.0.2, rc-4.0.3, rc-4.0.4, ringdecrementfix, ringperformance, ringtimestampfixes

Children:

16143a3

Parents:

2e22a5df

Message:

Added checks in the erf handler to make sure you don't read corrupt/legacy
traces as a non legacy format.

File:

• lib/format_erf.c (modified) (1 diff)

lib/format_erf.c

@@ -533 +533 @@
         assert(size < LIBTRACE_PACKET_BUFSIZE);
         buffer2 = buffer + dag_record_size;
+        /* If your trace is legacy, or corrupt, then this assert may fire. */
+        assert(((dag_record_t *)buffer)->rlen <= 
+                        ((dag_record_t*)buffer)->wlen+sizeof(dag_record_t));
+        /* If it's an unknown type, your trace is legacy */
+        assert(((dag_record_t *)buffer)->type != 0);
+        /* Unknown/corrupt */
+        assert(((dag_record_t *)buffer)->type < 10);
         
         // read in the rest of the packet