ongrep

commit 7d5105ac27dbf89fc1cde8f739f7cfafea136fb1
parent 0745c555bf87b66d41f665bce65811af0db26bc4
Author: Jordan Ritter <jpr5@darkridge.com>
Date:   Thu, 12 Apr 2007 05:28:38 +0000

add support for OpenBSD's PFLOG packet capture type (patch #1696074)

Diffstat:
M
config.h.in
 | 
1
+
M
ngrep.c
 | 
6
++++++
M
ngrep.h
 | 
1
+

3 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/config.h.in b/config.h.in
@@ -11,6 +11,7 @@
 #define USE_IPv6                     @USE_IPv6@
 
 #define HAVE_DLT_RAW                 @HAVE_DLT_RAW@
+#define HAVE_DLT_PFLOG               @HAVE_DLT_PFLOG@
 #define HAVE_DLT_LOOP                @HAVE_DLT_LOOP@
 #define HAVE_DLT_LINUX_SLL           @HAVE_DLT_LINUX_SLL@
 #define HAVE_DLT_IEEE802_11          @HAVE_DLT_IEEE802_11@
diff --git a/ngrep.c b/ngrep.c
@@ -597,6 +597,12 @@ int main(int argc, char **argv) {
             break;
 #endif
 
+#if HAVE_DLT_PFLOG
+        case DLT_PFLOG:
+            link_offset = PFLOGHDR_SIZE;
+            break;
+#endif
+
         default:
             fprintf(stderr, "fatal: unsupported interface type %u\n", pcap_datalink(pd));
             clean_exit(-1);
diff --git a/ngrep.h b/ngrep.h
@@ -23,6 +23,7 @@
 #define FDDIHDR_SIZE 21
 #define ISDNHDR_SIZE 16
 #define IEEE80211HDR_SIZE 32
+#define PFLOGHDR_SIZE 48
 
 /*
  * Default patterns for BPF and regular expression filters.