/*
 * 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.
 * Copyright 2019 Joyent, Inc.
 */

#ifndef _SYS_SIMNET_IMPL_H
#define _SYS_SIMNET_IMPL_H

#include <sys/types.h>
#include <sys/list.h>
#include <sys/mutex.h>
#include <sys/mac.h>
#include <sys/net80211.h>
#include <inet/wifi_ioctl.h>

#ifdef  __cplusplus
extern "C" {
#endif

#define MAX_SIMNET_ESSCONF      25      /* Max num of WiFi scan results */
#define MAX_ESSLIST_ARGS        10      /* Max num of ESS list arguments */
#define MAX_ESSLIST_ARGLEN      50      /* Max ESS list argument len */

#define SM_MAX_NUM_MCAST_ADDRS  1024

struct simnet_dev;

typedef struct simnet_wifidev {
        struct simnet_dev       *swd_sdev;
        wl_essid_t              swd_essid;
        wl_bssid_t              swd_bssid;
        wl_rssi_t               swd_rssi; /* signal strength */
        wl_linkstatus_t         swd_linkstatus;
        int                     swd_esslist_num;
        wl_ess_conf_t           *swd_esslist[MAX_SIMNET_ESSCONF];
} simnet_wifidev_t;

typedef struct simnet_stats {
        uint64_t                rbytes;
        uint64_t                obytes;
        uint64_t                xmit_errors;
        uint64_t                xmit_count;
        uint64_t                recv_count;
        uint64_t                recv_errors;
} simnet_stats_t;

typedef struct simnet_dev {
        list_node_t             sd_listnode;
        uint_t                  sd_type;        /* WiFi, Ethernet etc. */
        datalink_id_t           sd_link_id;
        zoneid_t                sd_zoneid;      /* zone where created */
        struct simnet_dev       *sd_peer_dev;   /* Attached peer, if any */
        uint_t                  sd_flags;       /* Device flags SDF_* */
        uint_t                  sd_refcount;
        /* Num of active threads using the device */
        uint_t                  sd_threadcount;
        kcondvar_t              sd_threadwait;
        mac_handle_t            sd_mh;
        simnet_wifidev_t        *sd_wifidev;
        boolean_t               sd_promisc;
        kmutex_t                sd_instlock;
        /* Num of multicast addresses stored in sd_mcastaddrs */
        uint_t                  sd_mcastaddr_count;
        /* Multicast address list stored in single buffer */
        struct ether_addr       sd_mcastaddrs[SM_MAX_NUM_MCAST_ADDRS];
        uint_t                  sd_mac_len;
        uchar_t                 sd_mac_addr[MAXMACADDRLEN];
        simnet_stats_t          sd_stats;
        link_state_t            sd_ls;

        /* Capabilities */
        uint_t                  sd_rx_cksum;
        uint_t                  sd_tx_cksum;
        boolean_t               sd_lso;
} simnet_dev_t;

/* Simnet dladm private properties. */
#define SD_PROP_RX_IP_CKSUM     "_rx_ipv4_cksum"
#define SD_PROP_TX_ULP_CKSUM    "_tx_ulp_cksum"
#define SD_PROP_TX_IP_CKSUM     "_tx_ipv4_cksum"
#define SD_PROP_LSO             "_lso"
#define SD_PROP_LINKSTATE       "_linkstate"

/* Simnet device flags */
#define SDF_SHUTDOWN    0x00000001      /* Device shutdown, no new ops */
#define SDF_STARTED     0x00000002      /* Device started, allow ops */

#define SIMNET_MAX_MTU  9000            /* Max MTU supported by simnet driver */
#define SD_LSO_MAXLEN   65535           /* Max LSO supported by simnet driver */

#ifdef  __cplusplus
}
#endif

#endif /* _SYS_SIMNET_IMPL_H */