1 files changed, 21 insertions, 0 deletions
diff --git a/contrib/ipfilter/lib/getproto.c b/contrib/ipfilter/lib/getproto.c
new file mode 100644
index 0000000..c75f137
--- /dev/null
+++ b/contrib/ipfilter/lib/getproto.c
@@ -0,0 +1,21 @@
+/*	$NetBSD$	*/
+
+#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);
+
+	p = getprotobyname(name);
+	if (p != NULL)
+		return p->p_proto;
+	return -1;
+}