freebsd-dev/sys/contrib/ngatm/netnatm/api/unisap.h
2004-07-08 16:39:03 +00:00

132 lines
4.3 KiB
C

/*
* Copyright (c) 2001-2003
* Fraunhofer Institute for Open Communication Systems (FhG Fokus).
* All rights reserved.
*
* Author: Hartmut Brandt <harti@freebsd.org>
*
* 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.
*
* $Begemot: libunimsg/netnatm/api/unisap.h,v 1.5 2004/07/08 08:22:01 brandt Exp $
* $FreeBSD$
*/
#ifndef _NETNATM_API_UNISAP_H_
#define _NETNATM_API_UNISAP_H_
#include <netnatm/msg/uni_config.h>
enum unisve_tag {
UNISVE_ABSENT, /* Element is absent */
UNISVE_PRESENT, /* Element is present with specific value */
UNISVE_ANY /* Any values is acceptable */
};
struct unisve_addr {
enum unisve_tag tag;
enum uni_addr_type type; /* type of address */
enum uni_addr_plan plan; /* addressing plan */
uint32_t len; /* length of address */
u_char addr[UNI_ADDR_MAXLEN];
};
struct unisve_selector {
enum unisve_tag tag;
uint8_t selector;
};
struct unisve_blli_id2 {
enum unisve_tag tag;
u_int proto:5; /* the protocol */
u_int user:7; /* user specific protocol */
};
struct unisve_blli_id3 {
enum unisve_tag tag;
u_int proto:5; /* L3 protocol */
u_int user:7; /* user specific protocol */
u_int ipi:8; /* ISO/IEC TR 9557 IPI */
u_int oui:24; /* IEEE 802.1 OUI */
u_int pid:16; /* IEEE 802.1 PID */
uint32_t noipi; /* ISO/IEC TR 9557 per frame */
};
struct unisve_bhli {
enum unisve_tag tag;
enum uni_bhli type; /* type of info */
uint32_t len; /* length of info */
uint8_t info[8]; /* info itself */
};
struct uni_sap {
struct unisve_addr addr;
struct unisve_selector selector;
struct unisve_blli_id2 blli_id2;
struct unisve_blli_id3 blli_id3;
struct unisve_bhli bhli;
};
int unisve_check_addr(const struct unisve_addr *);
int unisve_check_selector(const struct unisve_selector *);
int unisve_check_blli_id2(const struct unisve_blli_id2 *);
int unisve_check_blli_id3(const struct unisve_blli_id3 *);
int unisve_check_bhli(const struct unisve_bhli *);
int unisve_check_sap(const struct uni_sap *);
int unisve_overlap_addr(const struct unisve_addr *, const struct unisve_addr *);
int unisve_overlap_selector(const struct unisve_selector *,
const struct unisve_selector *);
int unisve_overlap_blli_id2(const struct unisve_blli_id2 *,
const struct unisve_blli_id2 *);
int unisve_overlap_blli_id3(const struct unisve_blli_id3 *,
const struct unisve_blli_id3 *);
int unisve_overlap_bhli(const struct unisve_bhli *,
const struct unisve_bhli *);
int unisve_overlap_sap(const struct uni_sap *, const struct uni_sap *);
int unisve_is_catchall(const struct uni_sap *);
int unisve_match(const struct uni_sap *, const struct uni_ie_called *,
const struct uni_ie_blli *, const struct uni_ie_bhli *);
enum {
UNISVE_OK = 0,
UNISVE_ERROR_BAD_TAG,
UNISVE_ERROR_TYPE_PLAN_CONFLICT,
UNISVE_ERROR_ADDR_SEL_CONFLICT,
UNISVE_ERROR_ADDR_LEN,
UNISVE_ERROR_BAD_ADDR_TYPE,
UNISVE_ERROR_BAD_BHLI_TYPE,
UNISVE_ERROR_BAD_BHLI_LEN,
};
#define UNISVE_ERRSTR \
"no error", \
"bad SVE tag", \
"bad address type/plan combination", \
"bad address plan/selector tag combination", \
"bad address length in SVE", \
"unknown address type in SVE", \
"bad BHLI type in SVE", \
"BHLI info too long in SVE",
#endif