1 files changed, 35 insertions, 0 deletions
diff --git a/lib/getproto.c b/lib/getproto.c
new file mode 100644
index 0000000..9714da2
--- /dev/null
+++ b/lib/getproto.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2002-2005 by Darren Reed.
+ * 
+ * See the IPFILTER.LICENCE file for details on licencing.  
+ *   
+ * $Id: getproto.c,v 1.2.2.3 2006/06/16 17:21:00 darrenr Exp $ 
+ */     
+
+#include "ipf.h"
+
+int getproto(name)
+char *name;
+{
+	struct protoent *p;
+	char *s;
+
+	for (s = name; *s != '\0'; s++)
+		if (!ISDIGIT(*s))
+			break;
+	if (*s == '\0')
+		return atoi(name);
+
+#ifdef _AIX51
+	/*
+	 * For some bogus reason, "ip" is 252 in /etc/protocols on AIX 5
+	 */
+	if (!strcasecmp(name, "ip"))
+		return 0;
+#endif
+
+	p = getprotobyname(name);
+	if (p != NULL)
+		return p->p_proto;
+	return -1;
+}