NetBSD/usr.sbin/altq/libaltq/qop_dummy.c

187 lines
4.4 KiB
C

/* $NetBSD: qop_dummy.c,v 1.5 2001/08/22 08:52:37 itojun Exp $ */
/* $KAME: qop_dummy.c,v 1.4 2001/08/16 10:39:14 kjc Exp $ */
/*
* Copyright (C) 1999-2000
* Sony Computer Science Laboratories, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY SONY CSL 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 SONY CSL 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.
*/
#include <sys/param.h>
#include <sys/socket.h>
#include <net/if.h>
#include <stdio.h>
#include <errno.h>
#include <syslog.h>
#include <altq/altq.h>
#include "altq_qop.h"
int null_interface_parser(const char *, int, char **);
int null_class_parser(const char *, const char *, const char *, int, char **);
int qcmd_nop_add_if(const char *);
static int nop_attach(struct ifinfo *);
static int nop_detach(struct ifinfo *);
static int nop_clear(struct ifinfo *);
static int nop_enable(struct ifinfo *);
static int nop_disable(struct ifinfo *);
static int nop_add_class(struct classinfo *);
static int nop_modify_class(struct classinfo *, void *);
static int nop_delete_class(struct classinfo *);
static int nop_add_filter(struct fltrinfo *);
static int nop_delete_filter(struct fltrinfo *);
struct qdisc_ops nop_qdisc = {
ALTQT_NONE,
"nop",
nop_attach,
nop_detach,
nop_clear,
nop_enable,
nop_disable,
nop_add_class,
nop_modify_class,
nop_delete_class,
nop_add_filter,
nop_delete_filter,
};
#define EQUAL(s1, s2) (strcmp((s1), (s2)) == 0)
/*
* parser interface for null interface
*/
int
null_interface_parser(const char *ifname, int argc, char **argv)
{
u_int bandwidth = 0;
u_int tbrsize = 0;
/*
* process options
*/
while (argc > 0) {
if (EQUAL(*argv, "bandwidth")) {
argc--; argv++;
if (argc > 0)
bandwidth = atobps(*argv);
} else if (EQUAL(*argv, "tbrsize")) {
argc--; argv++;
if (argc > 0)
tbrsize = atobytes(*argv);
} else {
LOG(LOG_ERR, 0, "Unknown keyword '%s'", argv);
return (0);
}
argc--; argv++;
}
if (bandwidth != 0)
if (qcmd_tbr_register(ifname, bandwidth, tbrsize) != 0)
return (0);
/*
* add a dummy interface since traffic conditioner might need it.
*/
if (qcmd_nop_add_if(ifname) != 0)
return (0);
return (1);
}
int
null_class_parser(const char *ifname, const char *class_name,
const char *parent_name, int argc, char **argv)
{
LOG(LOG_ERR, 0,
"class cannot be defined without a queueing discipline in %s, line %d",
altqconfigfile, line_no);
return (0);
}
/*
* qcmd api
*/
int
qcmd_nop_add_if(const char *ifname)
{
int error;
error = qop_add_if(NULL, ifname, 0, &nop_qdisc, NULL);
if (error != 0)
LOG(LOG_ERR, errno, "%s: can't add nop on interface '%s'",
qoperror(error), ifname);
return (error);
}
/*
* qop api
*/
static int nop_attach(struct ifinfo *ifinfo)
{
return (0);
}
static int nop_detach(struct ifinfo *ifinfo)
{
return (0);
}
static int nop_clear(struct ifinfo *ifinfo)
{
return (0);
}
static int nop_enable(struct ifinfo *ifinfo)
{
return (0);
}
static int nop_disable(struct ifinfo *ifinfo)
{
return (0);
}
static int nop_add_class(struct classinfo *clinfo)
{
return (0);
}
static int nop_modify_class(struct classinfo *clinfo, void *arg)
{
return (0);
}
static int nop_delete_class(struct classinfo *clinfo)
{
return (0);
}
static int nop_add_filter(struct fltrinfo *fltrinfo)
{
return (0);
}
static int nop_delete_filter(struct fltrinfo *fltrinfo)
{
return (0);
}