--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usr/src/cmd/getent/dogetproto.c	Tue Jun 02 18:56:50 2009 +0900
@@ -0,0 +1,85 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+#ident	"@(#)dogetproto.c	1.5	05/06/08 SMI"
+
+/*
+ * Copyright (c) 1994, by Sun Microsystems, Inc.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include "getent.h"
+
+static int
+putprotoent(const struct protoent *pp, FILE *fp)
+{
+	char **p;
+	int rc = 0;
+
+	if (pp == NULL) {
+		return (1);
+	}
+
+	if (fprintf(fp, "%-20s %d",
+		    pp->p_name, pp->p_proto) == EOF)
+		rc = 1;
+	for (p = pp->p_aliases; *p != 0; p++) {
+		if (fprintf(fp, " %s", *p) == EOF)
+			rc = 1;
+	}
+	if (putc('\n', fp) == EOF)
+		rc = 1;
+	return (rc);
+}
+
+/*
+ * getprotobyname/addr - get entries from protocols database
+ */
+int
+dogetproto(const char **list)
+{
+	struct protoent *pp;
+	int rc = EXC_SUCCESS;
+
+	if (list == NULL || *list == NULL) {
+		while ((pp = getprotoent()) != NULL)
+			(void) putprotoent(pp, stdout);
+	} else {
+		for (; *list != NULL; list++) {
+			int protocol = atoi(*list);
+			if (protocol != 0)
+				pp = getprotobynumber(protocol);
+			else
+				pp = getprotobyname(*list);
+			if (pp == NULL)
+				rc = EXC_NAME_NOT_FOUND;
+			else
+				(void) putprotoent(pp, stdout);
+		}
+	}
+
+	return (rc);
+}