Changeset 1352066 for lib

Timestamp:

10/25/06 15:54:29 (16 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:

67e156c

Parents:

c9f6ee5

Message:

Add support for pcap-misunderstood traces in bpf filters

File:

• lib/trace.c (modified) (1 diff)

lib/trace.c

@@ -1006 +1006 @@
         if (trace_bpf_compile(filter,packet)==-1)
                 return -1;
+
+        if (libtrace_to_pcap_dlt(trace_get_link_type(packet))==~0) {
+                /* Copy the packet, as we don't want to trash the one we
+                 * were passed in
+                 */
+                packet=trace_copy_packet(packet);
+                while (libtrace_to_pcap_dlt(trace_get_link_type(packet))==~0) {
+                        if (!demote_packet(packet)) {
+                                trace_set_err_out(packet->trace, 
+                                                TRACE_ERR_NO_CONVERSION,
+                                                "pcap does not support this format");
+                                return -1;
+                        }
+                }
+        }
         
         clen = trace_get_capture_length(packet);