Changeset c792590 for examples/protocol

Timestamp:

06/22/04 17:22:54 (16 years ago)

Author:

Daniel Lawson <dlawson@…>

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:

c681e86

Parents:

dadc609

Message:

accepts a filter on the cmdline

File:

• examples/protocol/protocol.c (modified) (3 diffs)

examples/protocol/protocol.c

@@ -15 +15 @@
 
         char *hostname = "rtclient:chasm.cs.waikato.ac.nz";
+        char *filterstring = 0;
         struct libtrace_ip *ipptr = 0;
         
@@ -22 +23 @@
                 hostname = argv[1];
         }
+        if (argc == 3) {
+                hostname = argv[1];
+                filterstring = argv[2];
+        }
 
         // create an rtclient to hostname, on the default port
         trace = create_trace(hostname);
+        if (filterstring) {
+                libtrace_bpf_setfilter(trace,filterstring);
+        }
 
         for (;;) {
@@ -31 +39 @@
                         break;
                 }
+                if (!libtrace_bpf_filter(trace, buffer, 4096)) {
+                        continue;
+                }
                 ipptr = get_ip(trace,buffer,4096);
                 if (ipptr) {