Support for capturing on, and reading captures from, OpenBSD firewall

logging virtual interface, from Mike Frantzen.

svn path=/trunk/; revision=4616

1 files changed, 83 insertions, 0 deletions

diff --git a/packet-pflog.h b/packet-pflog.h
new file mode 100644
index 0000000000..3bb785191b
--- /dev/null
+++ b/packet-pflog.h
@@ -0,0 +1,83 @@
+/* packet-pflog.h
+ *
+ * $Id: packet-pflog.h,v 1.1 2002/01/29 08:44:46 guy Exp $
+ *
+ * Copyright 2001 Mike Frantzen
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *    - Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *      with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __PACKET_PFLOG_H__
+#define __PACKET_PFLOG_H__
+
+/* The header in OpenBSD pflog files. */
+
+struct pfloghdr {
+  guint32       af;
+  char          ifname[16];
+  gint16        rnr;
+  guint16       reason;
+  guint16       action;
+  guint16       dir;
+};
+#define PFLOG_HDRLEN    sizeof(struct pfloghdr)
+
+/* Named reasons */
+#define PFRES_NAMES  { \
+  "match", \
+  "bad-offset", \
+  "fragment", \
+  "short", \
+  "normalize", \
+  "memory", \
+  NULL \
+}
+#define PFRES_MAX 6
+
+/* Actions */
+#define PF_PASS  0
+#define PF_DROP  1
+#define PF_SCRUB 2
+
+/* Directions */
+#define PF_IN  0
+#define PF_OUT 1
+
+/* BSDisms */
+#ifndef NTOHL
+# define NTOHL(x)       x = ntohl(x)
+#endif
+#ifndef NTOHS
+# define NTONS(x)       x = ntohs(x)
+#endif
+#ifndef HTONL
+# define HTONL(x)       x = htonl(x)
+#endif
+#ifndef HTONS
+# define HTONS(x)       x = htons(x)
+#endif
+
+# define BSD_PF_INET    2
+# define BSD_PF_INET6   24
+
+#endif /* __PACKET_PFLOG_H__ */