xref: /illumos-gate/usr/src/uts/common/io/simnet/simnet_impl.h (revision c61a1653a4d73dbc950dac7d96350fd6cb517486)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  * Copyright 2019 Joyent, Inc.
25  */
26 
27 #ifndef	_SYS_SIMNET_IMPL_H
28 #define	_SYS_SIMNET_IMPL_H
29 
30 #include <sys/types.h>
31 #include <sys/list.h>
32 #include <sys/mutex.h>
33 #include <sys/mac.h>
34 #include <sys/net80211.h>
35 #include <inet/wifi_ioctl.h>
36 
37 #ifdef	__cplusplus
38 extern "C" {
39 #endif
40 
41 #define	MAX_SIMNET_ESSCONF	25	/* Max num of WiFi scan results */
42 #define	MAX_ESSLIST_ARGS	10	/* Max num of ESS list arguments */
43 #define	MAX_ESSLIST_ARGLEN	50	/* Max ESS list argument len */
44 
45 struct simnet_dev;
46 
47 typedef struct simnet_wifidev {
48 	struct simnet_dev	*swd_sdev;
49 	wl_essid_t		swd_essid;
50 	wl_bssid_t		swd_bssid;
51 	wl_rssi_t		swd_rssi; /* signal strength */
52 	wl_linkstatus_t		swd_linkstatus;
53 	int			swd_esslist_num;
54 	wl_ess_conf_t		*swd_esslist[MAX_SIMNET_ESSCONF];
55 } simnet_wifidev_t;
56 
57 typedef struct simnet_stats {
58 	uint64_t		rbytes;
59 	uint64_t		obytes;
60 	uint64_t		xmit_errors;
61 	uint64_t		xmit_count;
62 	uint64_t		recv_count;
63 	uint64_t		recv_errors;
64 } simnet_stats_t;
65 
66 typedef struct simnet_dev {
67 	list_node_t		sd_listnode;
68 	uint_t			sd_type;	/* WiFi, Ethernet etc. */
69 	datalink_id_t		sd_link_id;
70 	zoneid_t		sd_zoneid;	/* zone where created */
71 	struct simnet_dev	*sd_peer_dev;	/* Attached peer, if any */
72 	uint_t			sd_flags;	/* Device flags SDF_* */
73 	uint_t			sd_refcount;
74 	/* Num of active threads using the device */
75 	uint_t			sd_threadcount;
76 	kcondvar_t		sd_threadwait;
77 	mac_handle_t		sd_mh;
78 	simnet_wifidev_t	*sd_wifidev;
79 	boolean_t		sd_promisc;
80 	kmutex_t		sd_instlock;
81 	/* Num of multicast addresses stored in sd_mcastaddrs */
82 	uint_t			sd_mcastaddr_count;
83 	/* Multicast address list stored in single buffer */
84 	uint8_t			*sd_mcastaddrs;
85 	uint_t			sd_mac_len;
86 	uchar_t			sd_mac_addr[MAXMACADDRLEN];
87 	simnet_stats_t		sd_stats;
88 
89 	/* Capabilities */
90 	uint_t			sd_rx_cksum;
91 	uint_t			sd_tx_cksum;
92 	boolean_t		sd_lso;
93 } simnet_dev_t;
94 
95 /* Simnet dladm private properties. */
96 #define	SD_PROP_RX_IP_CKSUM	"_rx_ipv4_cksum"
97 #define	SD_PROP_TX_ULP_CKSUM	"_tx_ulp_cksum"
98 #define	SD_PROP_TX_IP_CKSUM	"_tx_ipv4_cksum"
99 #define	SD_PROP_LSO		"_lso"
100 
101 /* Simnet device flags */
102 #define	SDF_SHUTDOWN	0x00000001	/* Device shutdown, no new ops */
103 #define	SDF_STARTED	0x00000002	/* Device started, allow ops */
104 
105 #define	SIMNET_MAX_MTU	9000		/* Max MTU supported by simnet driver */
106 #define	SD_LSO_MAXLEN	65535		/* Max LSO supported by simnet driver */
107 
108 #ifdef	__cplusplus
109 }
110 #endif
111 
112 #endif /* _SYS_SIMNET_IMPL_H */
113