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/*
* 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 2002 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _IPP_DLCOSMK_DLCOSMK_IMPL_H
#define _IPP_DLCOSMK_DLCOSMK_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/types.h>
#include <sys/cmn_err.h>
#include <ipp/ipp.h>
#include <ipp/dlcosmk/dlcosmk.h>
#include <inet/ipp_common.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Header file for implementation of DL CoS marker ipp action module */
#define _DLCOSMK_DEBUG
/* The 3-MSB in the ToS/Dsfield are used to map to the 802.1D user priority */
#define TOS_CLASS_MASK 5
/* 802.1D user priority is 3 bits - 0-7 */
#define UPRI_MAP_COUNT 8
/* This will be used it the ToS/Dsfield needs to be mapped */
#define MAP_TOS_TO_UPRI 8
#ifdef _DLCOSMK_DEBUG
#include <sys/debug.h>
#define dlcosmk0dbg(a) printf a
#define dlcosmk1dbg(a) if (dlcosmk_debug > 2) printf a
#define dlcosmk2dbg(a) if (dlcosmk_debug > 3) printf a
#else
#define dlcosmk0dbg(a)
#define dlcosmk1dbg(a)
#define dlcosmk2dbg(a)
#endif /* _DLCOSMK_DEBUG */
/* dlcosmk stats info. available using kstats */
typedef struct dlcosmk_stat_s {
ipp_named_t npackets; /* no. of pkts seen by this instance */
ipp_named_t ipackets; /* no. of pkts not processed */
ipp_named_t epackets; /* no. of pkts in error */
ipp_named_t usr_pri; /* configured 802.1D priority */
ipp_named_t b_band; /* Mapped b_band for the priority */
ipp_named_t dl_max; /* Mapped dl_max for the priority */
} dlcosmk_stat_t;
/*
* If the above structure is changed, the count will have to be updated
* accordingly.
*/
#define DLCOSMK_STATS_COUNT 6
#define DLCOSMK_STATS_STRING "dlcosmk statistics"
/*
* Table containing 802.1D user_priority -> b_band/dl_max mappings.
* The mappings have been taken from the VLAN driver.
*/
typedef struct usrpri_tbl_s {
uchar_t b_band;
t_scalar_t dl_max;
} usrpri_tbl_t;
extern usrpri_tbl_t usrpri_tbl[UPRI_MAP_COUNT];
#define UPRI_TBL_SZ sizeof (usrpri_tbl_t)
/* Per-instance data structure */
typedef struct dlcosmk_data_s {
ipp_action_id_t next_action; /* action id of next action */
ipp_stat_t *stats; /* stats for this instance */
uint8_t usr_pri; /* 802.1d user priority */
uchar_t b_band; /* corresponding bband */
t_scalar_t dl_max; /* corresponding dl_max */
boolean_t gather_stats; /* stats collected or not */
uint64_t npackets; /* no. of pkts. for this instance */
uint64_t epackets; /* no. of pkts. in error */
uint64_t ipackets; /* no. of pkts. not processed */
} dlcosmk_data_t;
#define DLCOSMK_DATA_SZ sizeof (dlcosmk_data_t)
/*
* ToS -> user_priority mapping. This mapping is local to this implementation
* i.e., the ToS -> 802.1D mapping is not a standard.
*/
extern uint8_t tos_to_usrpri[UPRI_MAP_COUNT];
#ifdef _KERNEL
extern int dlcosmk_debug;
extern int dlcosmk_process(mblk_t **, dlcosmk_data_t *, uint32_t, ip_proc_t);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _IPP_DLCOSMK_DLCOSMK_IMPL_H */
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