dls.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_DLS_H
#define _SYS_DLS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/types.h>
#include <sys/stream.h>
#include <sys/ght.h>
#include <sys/mac.h>
/*
* Data-Link Services Module
*/
#ifdef __cplusplus
extern "C" {
#endif
/*
* Module name.
*/
#define DLS_MODULE_NAME "dls"
/*
* Data-Link Services Information (text emitted by modinfo(1m))
*/
#define DLS_INFO "Data-Link Services v%I%"
/*
* Check the legality of a DLSAP value. The following values are allowed,
* as specified by PSARC 2003/150:
*
* 0 802 semantics
* ETHERTYPE_802_MIN (1536)..ETHERTYPE_MAX (65535) ethertype semantics
* 1..ETHERMTU (1500) 802 semantics, for
* DL_ETHER only.
*/
#define SAP_LEGAL(type, sap) \
(((sap) >= ETHERTYPE_802_MIN && (sap) < ETHERTYPE_MAX) || \
((sap) == 0) || \
((sap) <= ETHERMTU && (type) == DL_ETHER))
#ifdef _KERNEL
extern int dls_create(const char *, const char *, uint_t, uint16_t);
extern int dls_destroy(const char *);
typedef struct dls_t *dls_channel_t;
extern int dls_open(const char *, dls_channel_t *);
extern void dls_close(dls_channel_t);
extern mac_handle_t dls_mac(dls_channel_t);
extern uint16_t dls_vid(dls_channel_t);
#define DLS_SAP_LLC 0
#define DLS_SAP_PROMISC (1 << 16)
extern int dls_bind(dls_channel_t, uint16_t);
extern void dls_unbind(dls_channel_t);
#define DLS_PROMISC_SAP 0x00000001
#define DLS_PROMISC_MULTI 0x00000002
#define DLS_PROMISC_PHYS 0x00000004
extern int dls_promisc(dls_channel_t, uint32_t);
extern int dls_multicst_add(dls_channel_t, const uint8_t *);
extern int dls_multicst_remove(dls_channel_t, const uint8_t *);
extern mblk_t *dls_header(dls_channel_t, const uint8_t *, uint16_t, uint_t);
typedef struct dls_header_info {
size_t dhi_length;
const uint8_t *dhi_daddr;
const uint8_t *dhi_saddr;
uint16_t dhi_ethertype;
uint16_t dhi_vid;
boolean_t dhi_isgroup;
} dls_header_info_t;
extern void dls_header_info(dls_channel_t, mblk_t *, dls_header_info_t *);
typedef void (*dls_rx_t)(void *, mac_resource_handle_t, mblk_t *, size_t);
extern void dls_rx_set(dls_channel_t, dls_rx_t, void *);
typedef mac_tx_t dls_tx_t;
extern mblk_t *dls_tx(dls_channel_t, mblk_t *);
extern boolean_t dls_active_set(dls_channel_t);
extern void dls_active_clear(dls_channel_t);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DLS_H */