1 files changed, 55 insertions, 0 deletions
diff --git a/contrib/ipfilter/lib/printproto.c b/contrib/ipfilter/lib/printproto.c
new file mode 100644
index 0000000..d411bfa
--- /dev/null
+++ b/contrib/ipfilter/lib/printproto.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2012 by Darren Reed.
+ *
+ * See the IPFILTER.LICENCE file for details on licencing.
+ */
+
+#include "ipf.h"
+
+
+#if !defined(lint)
+static const char rcsid[] = "@(#)$Id$";
+#endif
+
+
+void
+printproto(pr, p, np)
+	struct protoent *pr;
+	int p;
+	ipnat_t *np;
+{
+	if (np != NULL) {
+		if ((np->in_flags & IPN_TCPUDP) == IPN_TCPUDP)
+			PRINTF("tcp/udp");
+		else if (np->in_flags & IPN_TCP)
+			PRINTF("tcp");
+		else if (np->in_flags & IPN_UDP)
+			PRINTF("udp");
+		else if (np->in_flags & IPN_ICMPQUERY)
+			PRINTF("icmp");
+#ifdef _AIX51
+		/*
+		 * To make up for "ip = 252" and "hopopt = 0" in /etc/protocols
+		 * The IANA has doubled up on the definition of 0 - it is now
+		 * also used for IPv6 hop-opts, so we can no longer rely on
+		 * /etc/protocols providing the correct name->number mapping.
+		 */
+#endif
+		else if (np->in_pr[0] == 0)
+			PRINTF("ip");
+		else if (pr != NULL)
+			PRINTF("%s", pr->p_name);
+		else
+			PRINTF("%d", np->in_pr[0]);
+	} else {
+#ifdef _AIX51
+		if (p == 0)
+			PRINTF("ip");
+		else
+#endif
+		if (pr != NULL)
+			PRINTF("%s", pr->p_name);
+		else
+			PRINTF("%d", p);
+	}
+}