This is a netgraph node to access ATM interfaces. It works with the

hatm(4) and fatm(4) drivers, en(4) will follow soon.
This commit is contained in:
harti 2003-06-25 13:20:19 +00:00
parent 95ff8a2c29
commit 060316192a
6 changed files with 1620 additions and 0 deletions

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SUBDIR= UI \
async \
atm \
bpf \
bridge \
cisco \

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# $FreeBSD$
SUBDIR= \
atm
.include <bsd.subdir.mk>

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# $FreeBSD$
.include "../Makefile.inc"

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# $FreeBSD$
#
# Author: Harti Brandt <harti@freebsd.org>
#
.PATH: ${.CURDIR}/../../../../netgraph/atm
KMOD= ng_atm
SRCS= ng_atm.c
# CFLAGS+= -DNGATM_DEBUG
.include <bsd.kmod.mk>

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sys/netgraph/atm/ng_atm.c Normal file

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sys/netgraph/atm/ng_atm.h Normal file
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/*
* Copyright (c) 2001-2003
* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
* 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 THE AUTHOR 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 THE AUTHOR 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.
*
* Author: Harti Brandt <harti@freebsd.org>
*
* Netgraph module to connect NATM interfaces to netgraph.
*
* $FreeBSD$
*/
#ifndef _NETGRAPH_ATM_NG_ATM_H
#define _NETGRAPH_ATM_NG_ATM_H
#define NG_ATM_NODE_TYPE "atm"
#define NGM_ATM_COOKIE 960802260
/* Netgraph control messages */
enum {
NGM_ATM_GET_IFNAME = 1, /* get the interface name */
NGM_ATM_GET_CONFIG, /* get configuration */
NGM_ATM_GET_VCCS, /* get a list of all active vccs */
NGM_ATM_CPCS_INIT, /* start the channel */
NGM_ATM_CPCS_TERM, /* stop the channel */
NGM_ATM_GET_VCC, /* get VCC config */
NGM_ATM_GET_VCCID, /* get VCC by VCI/VPI */
NGM_ATM_GET_STATS, /* get global statistics */
/* messages from the node */
NGM_ATM_CARRIER_CHANGE = 1000, /* carrier changed */
NGM_ATM_VCC_CHANGE, /* permanent VCC changed */
};
/*
* Hardware interface configuration
*/
struct ngm_atm_config {
uint32_t pcr; /* peak cell rate */
uint32_t vpi_bits; /* number of active VPI bits */
uint32_t vci_bits; /* number of active VCI bits */
uint32_t max_vpcs; /* maximum number of VPCs */
uint32_t max_vccs; /* maximum number of VCCs */
};
#define NGM_ATM_CONFIG_INFO \
{ \
{ "pcr", &ng_parse_uint32_type }, \
{ "vpi_bits", &ng_parse_uint32_type }, \
{ "vci_bits", &ng_parse_uint32_type }, \
{ "max_vpcs", &ng_parse_uint32_type }, \
{ "max_vccs", &ng_parse_uint32_type }, \
{ NULL } \
}
/*
* Information about an open VCC
* See net/if_atm.h. Keep in sync.
*/
#define NGM_ATM_TPARAM_INFO \
{ \
{ "pcr", &ng_parse_uint32_type }, \
{ "scr", &ng_parse_uint32_type }, \
{ "mbs", &ng_parse_uint32_type }, \
{ "mcr", &ng_parse_uint32_type }, \
{ "icr", &ng_parse_uint32_type }, \
{ "tbe", &ng_parse_uint32_type }, \
{ "nrm", &ng_parse_uint8_type }, \
{ "trm", &ng_parse_uint8_type }, \
{ "adtf", &ng_parse_uint16_type }, \
{ "rif", &ng_parse_uint8_type }, \
{ "rdf", &ng_parse_uint8_type }, \
{ "cdf", &ng_parse_uint8_type }, \
{ NULL } \
}
#define NGM_ATM_VCC_INFO \
{ \
{ "flags", &ng_parse_hint16_type }, \
{ "vpi", &ng_parse_uint16_type }, \
{ "vci", &ng_parse_uint16_type }, \
{ "rmtu", &ng_parse_uint16_type }, \
{ "tmtu", &ng_parse_uint16_type }, \
{ "aal", &ng_parse_uint8_type }, \
{ "traffic", &ng_parse_uint8_type }, \
{ "tparam", &ng_atm_tparam_type }, \
{ NULL } \
}
#define NGM_ATM_VCCARRAY_INFO \
{ \
&ng_atm_vcc_type, \
ng_atm_vccarray_getlen, \
NULL \
}
#define NGM_ATM_VCCTABLE_INFO \
{ \
{ "count", &ng_parse_uint32_type }, \
{ "vccs", &ng_atm_vccarray_type }, \
{ NULL } \
}
/*
* Structure to open a VCC.
*/
struct ngm_atm_cpcs_init {
char name[NG_HOOKLEN + 1];
uint32_t flags; /* flags. (if_atm.h) */
uint16_t vci; /* VCI to open */
uint16_t vpi; /* VPI to open */
uint16_t rmtu; /* Receive maximum CPCS size */
uint16_t tmtu; /* Transmit maximum CPCS size */
uint8_t aal; /* AAL type (if_atm.h) */
uint8_t traffic; /* traffic type (if_atm.h) */
uint32_t pcr; /* Peak cell rate */
uint32_t scr; /* VBR: Sustainable cell rate */
uint32_t mbs; /* VBR: Maximum burst rate */
uint32_t mcr; /* UBR+: Minimum cell rate */
uint32_t icr; /* ABR: Initial cell rate */
uint32_t tbe; /* ABR: Transmit buffer exposure */
uint8_t nrm; /* ABR: Nrm */
uint8_t trm; /* ABR: Trm */
uint16_t adtf; /* ABR: ADTF */
uint8_t rif; /* ABR: RIF */
uint8_t rdf; /* ABR: RDF */
uint8_t cdf; /* ABR: CDF */
};
#define NGM_ATM_CPCS_INIT_INFO \
{ \
{ "name", &ng_parse_hookbuf_type }, \
{ "flags", &ng_parse_hint32_type }, \
{ "vci", &ng_parse_uint16_type }, \
{ "vpi", &ng_parse_uint16_type }, \
{ "rmtu", &ng_parse_uint16_type }, \
{ "tmtu", &ng_parse_uint16_type }, \
{ "aal", &ng_parse_uint8_type }, \
{ "traffic", &ng_parse_uint8_type }, \
{ "pcr", &ng_parse_uint32_type }, \
{ "scr", &ng_parse_uint32_type }, \
{ "mbs", &ng_parse_uint32_type }, \
{ "mcr", &ng_parse_uint32_type }, \
{ "icr", &ng_parse_uint32_type }, \
{ "tbe", &ng_parse_uint32_type }, \
{ "nrm", &ng_parse_uint8_type }, \
{ "trm", &ng_parse_uint8_type }, \
{ "adtf", &ng_parse_uint16_type }, \
{ "rif", &ng_parse_uint8_type }, \
{ "rdf", &ng_parse_uint8_type }, \
{ "cdf", &ng_parse_uint8_type }, \
{ NULL } \
}
/*
* Structure to close a VCI without disconnecting the hook
*/
struct ngm_atm_cpcs_term {
char name[NG_HOOKLEN + 1];
};
#define NGM_ATM_CPCS_TERM_INFO \
{ \
{ "name", &ng_parse_hookbuf_type }, \
{ NULL } \
}
struct ngm_atm_stats {
uint64_t in_packets;
uint64_t in_errors;
uint64_t out_packets;
uint64_t out_errors;
};
#define NGM_ATM_STATS_INFO \
{ \
{ "in_packets", &ng_parse_uint64_type }, \
{ "in_errors", &ng_parse_uint64_type }, \
{ "out_packets", &ng_parse_uint64_type }, \
{ "out_errors", &ng_parse_uint64_type }, \
{ NULL } \
}
struct ngm_atm_carrier_change {
uint32_t node;
uint32_t state;
};
#define NGM_ATM_CARRIER_CHANGE_INFO \
{ \
{ "node", &ng_parse_hint32_type }, \
{ "state", &ng_parse_uint32_type }, \
{ NULL } \
}
struct ngm_atm_vcc_change {
uint32_t node;
uint16_t vci;
uint8_t vpi;
uint8_t state;
};
#define NGM_ATM_VCC_CHANGE_INFO \
{ \
{ "node", &ng_parse_hint32_type }, \
{ "vci", &ng_parse_uint16_type }, \
{ "vpi", &ng_parse_uint8_type }, \
{ "state", &ng_parse_uint8_type }, \
{ NULL } \
}
#endif /* _NETGRAPH_ATM_NG_ATM_H */