mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
112 lines
3.5 KiB
C
112 lines
3.5 KiB
C
/* $NetBSD: natm_proto.c,v 1.3 1996/09/18 00:56:41 chuck Exp $ */
|
|
/*-
|
|
*
|
|
* Copyright (c) 1996 Charles D. Cranor and Washington University.
|
|
* 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.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by Charles D. Cranor and
|
|
* Washington University.
|
|
* 4. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
|
|
*/
|
|
|
|
/*
|
|
* protocol layer for access to native mode ATM
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/protosw.h>
|
|
#include <sys/domain.h>
|
|
|
|
#include <net/if.h>
|
|
#include <net/netisr.h>
|
|
|
|
#include <netinet/in.h>
|
|
|
|
#include <netnatm/natm.h>
|
|
|
|
static void natm_init(void);
|
|
|
|
static struct domain natmdomain;
|
|
|
|
static struct protosw natmsw[] = {
|
|
{
|
|
.pr_type = SOCK_STREAM,
|
|
.pr_domain = &natmdomain,
|
|
.pr_protocol = PROTO_NATMAAL5,
|
|
.pr_flags = PR_CONNREQUIRED,
|
|
.pr_usrreqs = &natm_usrreqs
|
|
},
|
|
{
|
|
.pr_type = SOCK_DGRAM,
|
|
.pr_domain = &natmdomain,
|
|
.pr_protocol = PROTO_NATMAAL5,
|
|
.pr_flags = PR_CONNREQUIRED|PR_ATOMIC,
|
|
.pr_usrreqs = &natm_usrreqs
|
|
},
|
|
{
|
|
.pr_type = SOCK_STREAM,
|
|
.pr_domain = &natmdomain,
|
|
.pr_protocol = PROTO_NATMAAL0,
|
|
.pr_flags = PR_CONNREQUIRED,
|
|
.pr_usrreqs = &natm_usrreqs
|
|
},
|
|
};
|
|
|
|
static struct domain natmdomain = {
|
|
.dom_family = AF_NATM,
|
|
.dom_name = "natm",
|
|
.dom_init = natm_init,
|
|
.dom_protosw = natmsw,
|
|
.dom_protoswNPROTOSW = &natmsw[sizeof(natmsw)/sizeof(natmsw[0])],
|
|
};
|
|
|
|
static int natmqmaxlen = 1000 /* IFQ_MAXLEN */; /* max # of packets on queue */
|
|
static struct ifqueue natmintrq;
|
|
#ifdef NATM_STAT
|
|
u_int natm_sodropcnt; /* # mbufs dropped due to full sb */
|
|
u_int natm_sodropbytes; /* # of bytes dropped */
|
|
u_int natm_sookcnt; /* # mbufs ok */
|
|
u_int natm_sookbytes; /* # of bytes ok */
|
|
#endif
|
|
|
|
static void
|
|
natm_init(void)
|
|
{
|
|
LIST_INIT(&natm_pcbs);
|
|
bzero(&natmintrq, sizeof(natmintrq));
|
|
natmintrq.ifq_maxlen = natmqmaxlen;
|
|
NATM_LOCK_INIT();
|
|
mtx_init(&natmintrq.ifq_mtx, "natm_inq", NULL, MTX_DEF);
|
|
netisr_register(NETISR_NATM, natmintr, &natmintrq, NETISR_MPSAFE);
|
|
}
|
|
|
|
DOMAIN_SET(natm);
|