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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LIBDLPI_IMPL_H
#define _LIBDLPI_IMPL_H
#include <libdlpi.h>
#include <sys/sysmacros.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Maximum DLPI response size, in bytes.
*/
#define DLPI_CHUNKSIZE 8192
/*
* Maximum SAP length, in bytes.
*/
#define DLPI_SAPLEN_MAX 4
/*
* Number of elements in 'arr'.
*/
#define NELEMS(arr) (sizeof (arr) / sizeof ((arr)[0]))
/*
* Allocate buffer size for DLPI message, in bytes and set DLPI primitive.
*/
#define DLPI_MSG_CREATE(dlmsg, dlprimitive) \
(dlmsg).dlm_msgsz = i_dlpi_getprimsize((dlprimitive)); \
(dlmsg).dlm_msg = alloca((dlmsg).dlm_msgsz); \
(dlmsg).dlm_msg->dl_primitive = (dlprimitive);
/*
* Publicly available DLPI notification types. This list may change if
* new DLPI notification types are made public. See dlpi(7P).
*
*/
#define DLPI_NOTIFICATION_TYPES (DL_NOTE_LINK_DOWN | DL_NOTE_LINK_UP | \
DL_NOTE_PHYS_ADDR | DL_NOTE_SDU_SIZE | DL_NOTE_SPEED | \
DL_NOTE_PROMISC_ON_PHYS | DL_NOTE_PROMISC_OFF_PHYS)
/*
* Used in a mactype lookup table.
*/
typedef struct dlpi_mactype_s {
uint_t dm_mactype; /* DLPI/Private mactype */
char *dm_desc; /* Description of mactype */
} dlpi_mactype_t;
/*
* Used to get the maximum DLPI message buffer size, in bytes.
*/
typedef struct dlpi_primsz {
t_uscalar_t dp_prim; /* store DLPI primitive */
size_t dp_primsz;
/* max. message size, in bytes, for dp_prim */
} dlpi_primsz_t;
/*
* Used to create DLPI message.
*/
typedef struct dlpi_msg {
union DL_primitives *dlm_msg;
/* store DLPI primitive message */
size_t dlm_msgsz;
/* provide buffer size for dlm_msg */
} dlpi_msg_t;
typedef struct dlpi_notifyent {
uint_t dln_notes;
/* notification types registered */
dlpi_notifyfunc_t *dln_fnp;
/* callback to call */
void *arg; /* argument to pass to callback */
uint_t dln_rm; /* true if should be removed */
struct dlpi_notifyent *dln_next;
} dlpi_notifyent_t;
/*
* Private libdlpi structure associated with each DLPI handle.
*/
typedef struct dlpi_impl_s {
int dli_fd; /* fd attached to stream */
int dli_timeout; /* timeout for operations, in sec */
char dli_linkname[DLPI_LINKNAME_MAX];
/* full linkname including PPA */
char dli_provider[DLPI_LINKNAME_MAX];
/* only provider name */
t_uscalar_t dli_style; /* style 1 or 2 */
uint_t dli_saplen; /* bound SAP length */
uint_t dli_sap; /* bound SAP value */
boolean_t dli_sapbefore; /* true if SAP precedes address */
uint_t dli_ppa; /* physical point of attachment */
uint_t dli_mactype; /* mac type */
uint_t dli_oflags; /* flags set at open */
uint_t dli_note_processing;
/* true if notification is being */
/* processed */
dlpi_notifyent_t *dli_notifylistp;
/* list of registered notifications */
} dlpi_impl_t;
#ifdef __cplusplus
}
#endif
#endif /* _LIBDLPI_IMPL_H */
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