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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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_DLS_IMPL_H
#define _SYS_DLS_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/stream.h>
#include <sys/dls.h>
#include <sys/mac.h>
#include <sys/modhash.h>
#include <sys/kstat.h>
#include <net/if.h>
#include <sys/dlpi.h>
#include <sys/dls_soft_ring.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct dls_multicst_addr_s dls_multicst_addr_t;
struct dls_multicst_addr_s {
dls_multicst_addr_t *dma_nextp;
uint8_t dma_addr[MAXMACADDRLEN];
};
typedef struct dls_link_s dls_link_t;
struct dls_link_s {
char dl_name[MAXNAMELEN];
mac_handle_t dl_mh;
const mac_info_t *dl_mip;
mac_rx_handle_t dl_mrh;
mac_txloop_handle_t dl_mth;
uint_t dl_ref;
uint_t dl_macref;
mod_hash_t *dl_impl_hash;
krwlock_t dl_impl_lock;
uint_t dl_impl_count;
kmutex_t dl_promisc_lock;
uint_t dl_npromisc;
uint_t dl_nactive;
uint32_t dl_unknowns;
kmutex_t dl_lock;
};
typedef struct dls_impl_s dls_impl_t;
typedef struct dls_head_s dls_head_t;
/*
* The maximum length of an SPA (subnetwork point of attachment). It is of
* the form <macname/vid>.
*/
#define MAXSPALEN (MAXNAMELEN + 5)
typedef struct dls_vlan_s {
/*
* The following fields will not change after dls_vlan_t creation.
*/
dls_link_t *dv_dlp;
uint16_t dv_id;
/*
* Unique SPA (of the form <macname/vid>) identifying a data-link;
* is needed to avoid name collisions between an explicitly and
* implicitly created VLANs.
*/
char dv_spa[MAXSPALEN];
/*
* The ppa value of the associated device. Used to derive this link's
* devfs node name.
*/
uint_t dv_ppa;
/*
* The dev_t used to access this dls_vlan_t.
*/
dev_t dv_dev;
dev_info_t *dv_dip;
kstat_t *dv_ksp;
uint32_t dv_force : 1;
/*
* The following fields are protected by dv_lock.
*/
kmutex_t dv_lock;
/*
* Reference count of dls_impl_t plus explicit creation of the link
*/
uint_t dv_ref;
/*
* The reference count of this vlan is opened in its own zone.
*/
uint_t dv_zone_ref;
zoneid_t dv_zid;
} dls_vlan_t;
struct dls_impl_s {
dls_impl_t *di_nextp;
dls_head_t *di_headp;
dls_vlan_t *di_dvp;
mac_handle_t di_mh;
mac_notify_handle_t di_mnh;
const mac_info_t *di_mip;
krwlock_t di_lock;
uint16_t di_sap;
uint_t di_promisc;
dls_multicst_addr_t *di_dmap;
dls_rx_t di_rx;
void *di_rx_arg;
mac_resource_add_t di_ring_add;
const mac_txinfo_t *di_txinfo;
uint_t di_bound : 1,
di_removing : 1,
di_active : 1,
di_local : 1;
uint8_t di_unicst_addr[MAXMACADDRLEN];
soft_ring_t **di_soft_ring_list;
uint_t di_soft_ring_size;
dls_dl_handle_t di_ddh;
};
struct dls_head_s {
dls_impl_t *dh_list;
uint_t dh_ref;
mod_hash_key_t dh_key;
};
extern void dls_link_init(void);
extern int dls_link_fini(void);
extern int dls_link_hold(const char *, dls_link_t **);
extern void dls_link_rele(dls_link_t *);
extern void dls_link_add(dls_link_t *, uint32_t, dls_impl_t *);
extern void dls_link_remove(dls_link_t *, dls_impl_t *);
extern int dls_link_header_info(dls_link_t *, mblk_t *,
mac_header_info_t *);
extern int dls_mac_hold(dls_link_t *);
extern void dls_mac_rele(dls_link_t *);
extern boolean_t dls_mac_active_set(dls_link_t *);
extern void dls_mac_active_clear(dls_link_t *);
extern void dls_mac_stat_create(dls_vlan_t *);
extern void dls_mac_stat_destroy(dls_vlan_t *);
extern void dls_vlan_init(void);
extern int dls_vlan_fini(void);
extern int dls_vlan_hold(const char *, uint16_t, dls_vlan_t **,
boolean_t, boolean_t);
extern int dls_vlan_hold_by_dev(dev_t, dls_vlan_t **);
extern void dls_vlan_rele(dls_vlan_t *);
extern int dls_vlan_destroy(const char *, uint16_t);
extern int dls_vlan_create(const char *, uint16_t, boolean_t);
extern int dls_vlan_setzid(const char *, uint16_t, zoneid_t);
extern int dls_stat_update(kstat_t *, dls_vlan_t *, int);
extern int dls_stat_create(const char *, int, const char *,
int (*)(struct kstat *, int), void *, kstat_t **);
extern int dls_devnet_open_by_dev(dev_t, dls_vlan_t **,
dls_dl_handle_t *);
extern void dls_init(void);
extern int dls_fini(void);
extern void dls_link_txloop(void *, mblk_t *);
extern boolean_t dls_accept(dls_impl_t *, mac_header_info_t *,
dls_rx_t *, void **);
extern boolean_t dls_accept_loopback(dls_impl_t *, mac_header_info_t *,
dls_rx_t *, void **);
extern void dls_mgmt_init(void);
extern void dls_mgmt_fini(void);
extern int dls_mgmt_get_phydev(datalink_id_t, dev_t *);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DLS_IMPL_H */
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