xref: /titanic_41/usr/src/lib/libdladm/common/linkprop.c (revision 64639aaf7beb84086b88f186ea1fa9ccf0be8c57)
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 (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 
25 #include <stdlib.h>
26 #include <string.h>
27 #include <strings.h>
28 #include <errno.h>
29 #include <ctype.h>
30 #include <stddef.h>
31 #include <sys/types.h>
32 #include <sys/stat.h>
33 #include <sys/dld.h>
34 #include <sys/zone.h>
35 #include <fcntl.h>
36 #include <unistd.h>
37 #include <libdevinfo.h>
38 #include <zone.h>
39 #include <libdllink.h>
40 #include <libdladm_impl.h>
41 #include <libdlwlan_impl.h>
42 #include <libdlwlan.h>
43 #include <libdlvlan.h>
44 #include <libdlvnic.h>
45 #include <libdlib.h>
46 #include <libintl.h>
47 #include <dlfcn.h>
48 #include <link.h>
49 #include <inet/wifi_ioctl.h>
50 #include <libdladm.h>
51 #include <libdlstat.h>
52 #include <sys/param.h>
53 #include <sys/debug.h>
54 #include <sys/dld.h>
55 #include <inttypes.h>
56 #include <sys/ethernet.h>
57 #include <inet/iptun.h>
58 #include <net/wpa.h>
59 #include <sys/sysmacros.h>
60 #include <sys/vlan.h>
61 #include <libdlbridge.h>
62 #include <stp_in.h>
63 #include <netinet/dhcp.h>
64 #include <netinet/dhcp6.h>
65 #include <net/if_types.h>
66 #include <libinetutil.h>
67 #include <pool.h>
68 
69 /*
70  * The linkprop get() callback.
71  * - pd: 	pointer to the prop_desc_t
72  * - propstrp:	a property string array to keep the returned property.
73  *		Caller allocated.
74  * - cntp:	number of returned properties.
75  *		Caller also uses it to indicate how many it expects.
76  */
77 struct prop_desc;
78 typedef struct prop_desc prop_desc_t;
79 
80 typedef dladm_status_t	pd_getf_t(dladm_handle_t, prop_desc_t *pdp,
81 			datalink_id_t, char **propstp, uint_t *cntp,
82 			datalink_media_t, uint_t, uint_t *);
83 
84 /*
85  * The linkprop set() callback.
86  * - propval:	a val_desc_t array which keeps the property values to be set.
87  * - cnt:	number of properties to be set.
88  * - flags: 	additional flags passed down the system call.
89  *
90  * pd_set takes val_desc_t given by pd_check(), translates it into
91  * a format suitable for kernel consumption. This may require allocation
92  * of ioctl buffers etc. pd_set() may call another common routine (used
93  * by all other pd_sets) which invokes the ioctl.
94  */
95 typedef dladm_status_t	pd_setf_t(dladm_handle_t, prop_desc_t *, datalink_id_t,
96 			    val_desc_t *propval, uint_t cnt, uint_t flags,
97 			    datalink_media_t);
98 
99 /*
100  * The linkprop check() callback.
101  * - propstrp:	property string array which keeps the property to be checked.
102  * - cnt:	number of properties.
103  * - propval:	return value; the property values of the given property strings.
104  *
105  * pd_check checks that the input values are valid. It does so by
106  * iteraring through the pd_modval list for the property. If
107  * the modifiable values cannot be expressed as a list, a pd_check
108  * specific to this property can be used. If the input values are
109  * verified to be valid, pd_check allocates a val_desc_t and fills it
110  * with either a val_desc_t found on the pd_modval list or something
111  * generated on the fly.
112  */
113 typedef dladm_status_t	pd_checkf_t(dladm_handle_t, prop_desc_t *pdp,
114 			    datalink_id_t, char **propstrp, uint_t *cnt,
115 			    uint_t flags, val_desc_t **propval,
116 			    datalink_media_t);
117 
118 typedef struct link_attr_s {
119 	mac_prop_id_t	pp_id;
120 	size_t		pp_valsize;
121 	char		*pp_name;
122 } link_attr_t;
123 
124 typedef struct dladm_linkprop_args_s {
125 	dladm_status_t	dla_status;
126 	uint_t		dla_flags;
127 } dladm_linkprop_args_t;
128 
129 static dld_ioc_macprop_t *i_dladm_buf_alloc_by_name(size_t, datalink_id_t,
130 			    const char *, uint_t, dladm_status_t *);
131 static dld_ioc_macprop_t *i_dladm_buf_alloc_by_id(size_t, datalink_id_t,
132 			    mac_prop_id_t, uint_t, dladm_status_t *);
133 static dladm_status_t	i_dladm_get_public_prop(dladm_handle_t, datalink_id_t,
134 			    char *, uint_t, uint_t *, void *, size_t);
135 
136 static dladm_status_t	i_dladm_set_private_prop(dladm_handle_t, datalink_id_t,
137 			    const char *, char **, uint_t, uint_t);
138 static dladm_status_t	i_dladm_get_priv_prop(dladm_handle_t, datalink_id_t,
139 			    const char *, char **, uint_t *, dladm_prop_type_t,
140 			    uint_t);
141 static dladm_status_t	i_dladm_macprop(dladm_handle_t, void *, boolean_t);
142 static const char	*dladm_perm2str(uint_t, char *);
143 static link_attr_t	*dladm_name2prop(const char *);
144 static link_attr_t	*dladm_id2prop(mac_prop_id_t);
145 
146 static pd_getf_t	get_zone, get_autopush, get_rate_mod, get_rate,
147 			get_speed, get_channel, get_powermode, get_radio,
148 			get_duplex, get_link_state, get_binary, get_uint32,
149 			get_flowctl, get_maxbw, get_cpus, get_priority,
150 			get_tagmode, get_range, get_stp, get_bridge_forward,
151 			get_bridge_pvid, get_protection, get_rxrings,
152 			get_txrings, get_cntavail,
153 			get_allowedips, get_allowedcids, get_pool,
154 			get_rings_range, get_linkmode_prop;
155 
156 static pd_setf_t	set_zone, set_rate, set_powermode, set_radio,
157 			set_public_prop, set_resource, set_stp_prop,
158 			set_bridge_forward, set_bridge_pvid;
159 
160 static pd_checkf_t	check_zone, check_autopush, check_rate, check_hoplimit,
161 			check_encaplim, check_uint32, check_maxbw, check_cpus,
162 			check_stp_prop, check_bridge_pvid, check_allowedips,
163 			check_allowedcids, check_rings,
164 			check_pool, check_prop;
165 
166 struct prop_desc {
167 	/*
168 	 * link property name
169 	 */
170 	char			*pd_name;
171 
172 	/*
173 	 * default property value, can be set to { "", NULL }
174 	 */
175 	val_desc_t		pd_defval;
176 
177 	/*
178 	 * list of optional property values, can be NULL.
179 	 *
180 	 * This is set to non-NULL if there is a list of possible property
181 	 * values.  pd_optval would point to the array of possible values.
182 	 */
183 	val_desc_t		*pd_optval;
184 
185 	/*
186 	 * count of the above optional property values. 0 if pd_optval is NULL.
187 	 */
188 	uint_t			pd_noptval;
189 
190 	/*
191 	 * callback to set link property; set to NULL if this property is
192 	 * read-only and may be called before or after permanent update; see
193 	 * flags.
194 	 */
195 	pd_setf_t		*pd_set;
196 
197 	/*
198 	 * callback to get modifiable link property
199 	 */
200 	pd_getf_t		*pd_getmod;
201 
202 	/*
203 	 * callback to get current link property
204 	 */
205 	pd_getf_t		*pd_get;
206 
207 	/*
208 	 * callback to validate link property value, set to NULL if pd_optval
209 	 * is not NULL. In that case, validate the value by comparing it with
210 	 * the pd_optval. Return a val_desc_t array pointer if the value is
211 	 * valid.
212 	 */
213 	pd_checkf_t		*pd_check;
214 
215 	uint_t			pd_flags;
216 #define	PD_TEMPONLY	0x1	/* property is temporary only */
217 #define	PD_CHECK_ALLOC	0x2	/* alloc vd_val as part of pd_check */
218 #define	PD_AFTER_PERM	0x4	/* pd_set after db update; no temporary */
219 	/*
220 	 * indicate link classes this property applies to.
221 	 */
222 	datalink_class_t	pd_class;
223 
224 	/*
225 	 * indicate link media type this property applies to.
226 	 */
227 	datalink_media_t	pd_dmedia;
228 };
229 
230 #define	MAC_PROP_BUFSIZE(v)	sizeof (dld_ioc_macprop_t) + (v) - 1
231 
232 /*
233  * Supported link properties enumerated in the prop_table[] array are
234  * computed using the callback functions in that array. To compute the
235  * property value, multiple distinct system calls may be needed (e.g.,
236  * for wifi speed, we need to issue system calls to get desired/supported
237  * rates). The link_attr[] table enumerates the interfaces to the kernel,
238  * and the type/size of the data passed in the user-kernel interface.
239  */
240 static link_attr_t link_attr[] = {
241 	{ MAC_PROP_DUPLEX,	sizeof (link_duplex_t),	"duplex"},
242 
243 	{ MAC_PROP_SPEED,	sizeof (uint64_t),	"speed"},
244 
245 	{ MAC_PROP_STATUS,	sizeof (link_state_t),	"state"},
246 
247 	{ MAC_PROP_AUTONEG,	sizeof (uint8_t),	"adv_autoneg_cap"},
248 
249 	{ MAC_PROP_MTU,		sizeof (uint32_t),	"mtu"},
250 
251 	{ MAC_PROP_FLOWCTRL,	sizeof (link_flowctrl_t), "flowctrl"},
252 
253 	{ MAC_PROP_ZONE,	sizeof (dld_ioc_zid_t),	"zone"},
254 
255 	{ MAC_PROP_AUTOPUSH,	sizeof (struct dlautopush), "autopush"},
256 
257 	{ MAC_PROP_ADV_10GFDX_CAP, sizeof (uint8_t),	"adv_10gfdx_cap"},
258 
259 	{ MAC_PROP_EN_10GFDX_CAP, sizeof (uint8_t),	"en_10gfdx_cap"},
260 
261 	{ MAC_PROP_ADV_1000FDX_CAP, sizeof (uint8_t),	"adv_1000fdx_cap"},
262 
263 	{ MAC_PROP_EN_1000FDX_CAP, sizeof (uint8_t),	"en_1000fdx_cap"},
264 
265 	{ MAC_PROP_ADV_1000HDX_CAP, sizeof (uint8_t),	"adv_1000hdx_cap"},
266 
267 	{ MAC_PROP_EN_1000HDX_CAP, sizeof (uint8_t),	"en_1000hdx_cap"},
268 
269 	{ MAC_PROP_ADV_100FDX_CAP, sizeof (uint8_t),	"adv_100fdx_cap"},
270 
271 	{ MAC_PROP_EN_100FDX_CAP, sizeof (uint8_t),	"en_100fdx_cap"},
272 
273 	{ MAC_PROP_ADV_100HDX_CAP, sizeof (uint8_t),	"adv_100hdx_cap"},
274 
275 	{ MAC_PROP_EN_100HDX_CAP, sizeof (uint8_t),	"en_100hdx_cap"},
276 
277 	{ MAC_PROP_ADV_10FDX_CAP, sizeof (uint8_t),	"adv_10fdx_cap"},
278 
279 	{ MAC_PROP_EN_10FDX_CAP, sizeof (uint8_t),	"en_10fdx_cap"},
280 
281 	{ MAC_PROP_ADV_10HDX_CAP, sizeof (uint8_t),	"adv_10hdx_cap"},
282 
283 	{ MAC_PROP_EN_10HDX_CAP, sizeof (uint8_t),	"en_10hdx_cap"},
284 
285 	{ MAC_PROP_WL_ESSID,	sizeof (wl_linkstatus_t), "essid"},
286 
287 	{ MAC_PROP_WL_BSSID,	sizeof (wl_bssid_t),	"bssid"},
288 
289 	{ MAC_PROP_WL_BSSTYPE,	sizeof (wl_bss_type_t),	"bsstype"},
290 
291 	{ MAC_PROP_WL_LINKSTATUS, sizeof (wl_linkstatus_t), "wl_linkstatus"},
292 
293 	/* wl_rates_t has variable length */
294 	{ MAC_PROP_WL_DESIRED_RATES, sizeof (wl_rates_t), "desired_rates"},
295 
296 	/* wl_rates_t has variable length */
297 	{ MAC_PROP_WL_SUPPORTED_RATES, sizeof (wl_rates_t), "supported_rates"},
298 
299 	{ MAC_PROP_WL_AUTH_MODE, sizeof (wl_authmode_t), "authmode"},
300 
301 	{ MAC_PROP_WL_ENCRYPTION, sizeof (wl_encryption_t), "encryption"},
302 
303 	{ MAC_PROP_WL_RSSI,	sizeof (wl_rssi_t),	"signal"},
304 
305 	{ MAC_PROP_WL_PHY_CONFIG, sizeof (wl_phy_conf_t), "phy_conf"},
306 
307 	{ MAC_PROP_WL_CAPABILITY, sizeof (wl_capability_t), "capability"},
308 
309 	{ MAC_PROP_WL_WPA,	sizeof (wl_wpa_t),	"wpa"},
310 
311 	/*  wl_wpa_ess_t has variable length */
312 	{ MAC_PROP_WL_SCANRESULTS, sizeof (wl_wpa_ess_t), "scan_results"},
313 
314 	{ MAC_PROP_WL_POWER_MODE, sizeof (wl_ps_mode_t), "powermode"},
315 
316 	{ MAC_PROP_WL_RADIO,	sizeof (dladm_wlan_radio_t), "wl_radio"},
317 
318 	{ MAC_PROP_WL_ESS_LIST, sizeof (wl_ess_list_t),	"wl_ess_list"},
319 
320 	{ MAC_PROP_WL_KEY_TAB,	sizeof (wl_wep_key_tab_t), "wl_wep_key"},
321 
322 	{ MAC_PROP_WL_CREATE_IBSS, sizeof (wl_create_ibss_t), "createibss"},
323 
324 	/* wl_wpa_ie_t has variable length */
325 	{ MAC_PROP_WL_SETOPTIE,	sizeof (wl_wpa_ie_t),	"set_ie"},
326 
327 	{ MAC_PROP_WL_DELKEY,	sizeof (wl_del_key_t),	"wpa_del_key"},
328 
329 	{ MAC_PROP_WL_KEY,	sizeof (wl_key_t),	"wl_key"},
330 
331 	{ MAC_PROP_WL_MLME,	sizeof (wl_mlme_t),	"mlme"},
332 
333 	{ MAC_PROP_TAGMODE,	sizeof (link_tagmode_t),	"tagmode"},
334 
335 	{ MAC_PROP_IPTUN_HOPLIMIT, sizeof (uint32_t),	"hoplimit"},
336 
337 	{ MAC_PROP_IPTUN_ENCAPLIMIT, sizeof (uint32_t),	"encaplimit"},
338 
339 	{ MAC_PROP_PVID,	sizeof (uint16_t),	"default_tag"},
340 
341 	{ MAC_PROP_LLIMIT,	sizeof (uint32_t),	"learn_limit"},
342 
343 	{ MAC_PROP_LDECAY,	sizeof (uint32_t),	"learn_decay"},
344 
345 	{ MAC_PROP_RESOURCE,	sizeof (mac_resource_props_t),	"resource"},
346 
347 	{ MAC_PROP_RESOURCE_EFF, sizeof (mac_resource_props_t),
348 	    "resource-effective"},
349 
350 	{ MAC_PROP_RXRINGSRANGE, sizeof (mac_propval_range_t),	"rxrings"},
351 
352 	{ MAC_PROP_TXRINGSRANGE, sizeof (mac_propval_range_t),	"txrings"},
353 
354 	{ MAC_PROP_MAX_TX_RINGS_AVAIL,	sizeof (uint_t),
355 	    "txrings-available"},
356 
357 	{ MAC_PROP_MAX_RX_RINGS_AVAIL,	sizeof (uint_t),
358 	    "rxrings-available"},
359 
360 	{ MAC_PROP_MAX_RXHWCLNT_AVAIL,	sizeof (uint_t), "rxhwclnt-available"},
361 
362 	{ MAC_PROP_MAX_TXHWCLNT_AVAIL,	sizeof (uint_t), "txhwclnt-available"},
363 
364 	{ MAC_PROP_IB_LINKMODE,	sizeof (uint32_t),	"linkmode"},
365 
366 	{ MAC_PROP_PRIVATE,	0,			"driver-private"}
367 };
368 
369 typedef struct bridge_public_prop_s {
370 	const char	*bpp_name;
371 	int		bpp_code;
372 } bridge_public_prop_t;
373 
374 static const bridge_public_prop_t bridge_prop[] = {
375 	{ "stp", PT_CFG_NON_STP },
376 	{ "stp_priority", PT_CFG_PRIO },
377 	{ "stp_cost", PT_CFG_COST },
378 	{ "stp_edge", PT_CFG_EDGE },
379 	{ "stp_p2p", PT_CFG_P2P },
380 	{ "stp_mcheck", PT_CFG_MCHECK },
381 	{ NULL, 0 }
382 };
383 
384 static  val_desc_t	link_duplex_vals[] = {
385 	{ "half", 	LINK_DUPLEX_HALF	},
386 	{ "full", 	LINK_DUPLEX_HALF	}
387 };
388 static  val_desc_t	link_status_vals[] = {
389 	{ "up",		LINK_STATE_UP		},
390 	{ "down",	LINK_STATE_DOWN		}
391 };
392 static  val_desc_t	link_01_vals[] = {
393 	{ "1",		1			},
394 	{ "0",		0			}
395 };
396 static  val_desc_t	link_flow_vals[] = {
397 	{ "no",		LINK_FLOWCTRL_NONE	},
398 	{ "tx",		LINK_FLOWCTRL_TX	},
399 	{ "rx",		LINK_FLOWCTRL_RX	},
400 	{ "bi",		LINK_FLOWCTRL_BI	}
401 };
402 static  val_desc_t	link_priority_vals[] = {
403 	{ "low",	MPL_LOW	},
404 	{ "medium",	MPL_MEDIUM	},
405 	{ "high",	MPL_HIGH	}
406 };
407 
408 static val_desc_t	link_tagmode_vals[] = {
409 	{ "normal",	LINK_TAGMODE_NORMAL	},
410 	{ "vlanonly",	LINK_TAGMODE_VLANONLY	}
411 };
412 
413 static  val_desc_t	link_protect_vals[] = {
414 	{ "mac-nospoof",	MPT_MACNOSPOOF	},
415 	{ "restricted",		MPT_RESTRICTED	},
416 	{ "ip-nospoof",		MPT_IPNOSPOOF	},
417 	{ "dhcp-nospoof",	MPT_DHCPNOSPOOF	},
418 };
419 
420 static val_desc_t	dladm_wlan_radio_vals[] = {
421 	{ "on",		DLADM_WLAN_RADIO_ON	},
422 	{ "off",	DLADM_WLAN_RADIO_OFF	}
423 };
424 
425 static val_desc_t	dladm_wlan_powermode_vals[] = {
426 	{ "off",	DLADM_WLAN_PM_OFF	},
427 	{ "fast",	DLADM_WLAN_PM_FAST	},
428 	{ "max",	DLADM_WLAN_PM_MAX	}
429 };
430 
431 static  val_desc_t	stp_p2p_vals[] = {
432 	{ "true",	P2P_FORCE_TRUE		},
433 	{ "false",	P2P_FORCE_FALSE		},
434 	{ "auto",	P2P_AUTO		}
435 };
436 
437 static  val_desc_t	dladm_part_linkmode_vals[] = {
438 	{ "cm",		DLADM_PART_CM_MODE	},
439 	{ "ud",		DLADM_PART_UD_MODE	},
440 };
441 
442 #define	VALCNT(vals)    (sizeof ((vals)) / sizeof (val_desc_t))
443 #define	RESET_VAL	((uintptr_t)-1)
444 #define	UNSPEC_VAL	((uintptr_t)-2)
445 
446 static prop_desc_t	prop_table[] = {
447 	{ "channel",	{ NULL, 0 },
448 	    NULL, 0, NULL, NULL,
449 	    get_channel, NULL, 0,
450 	    DATALINK_CLASS_PHYS, DL_WIFI },
451 
452 	{ "powermode",	{ "off", DLADM_WLAN_PM_OFF },
453 	    dladm_wlan_powermode_vals, VALCNT(dladm_wlan_powermode_vals),
454 	    set_powermode, NULL,
455 	    get_powermode, NULL, 0,
456 	    DATALINK_CLASS_PHYS, DL_WIFI },
457 
458 	{ "radio",	{ "on", DLADM_WLAN_RADIO_ON },
459 	    dladm_wlan_radio_vals, VALCNT(dladm_wlan_radio_vals),
460 	    set_radio, NULL,
461 	    get_radio, NULL, 0,
462 	    DATALINK_CLASS_PHYS, DL_WIFI },
463 
464 	{ "linkmode",	{ "cm", DLADM_PART_CM_MODE },
465 	    dladm_part_linkmode_vals, VALCNT(dladm_part_linkmode_vals),
466 	    set_public_prop, NULL, get_linkmode_prop, NULL, 0,
467 	    DATALINK_CLASS_PART, DL_IB },
468 
469 	{ "speed",	{ "", 0 }, NULL, 0,
470 	    set_rate, get_rate_mod,
471 	    get_rate, check_rate, 0,
472 	    DATALINK_CLASS_PHYS, DATALINK_ANY_MEDIATYPE },
473 
474 	{ "autopush",	{ "", 0 }, NULL, 0,
475 	    set_public_prop, NULL,
476 	    get_autopush, check_autopush, PD_CHECK_ALLOC,
477 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
478 
479 	{ "zone",	{ "", 0 }, NULL, 0,
480 	    set_zone, NULL,
481 	    get_zone, check_zone, PD_TEMPONLY|PD_CHECK_ALLOC,
482 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
483 
484 	{ "duplex",	{ "", 0 },
485 	    link_duplex_vals, VALCNT(link_duplex_vals),
486 	    NULL, NULL, get_duplex, NULL,
487 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
488 
489 	{ "state",	{ "up", LINK_STATE_UP },
490 	    link_status_vals, VALCNT(link_status_vals),
491 	    NULL, NULL, get_link_state, NULL,
492 	    0, DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
493 
494 	{ "adv_autoneg_cap", { "", 0 },
495 	    link_01_vals, VALCNT(link_01_vals),
496 	    set_public_prop, NULL, get_binary, NULL,
497 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
498 
499 	{ "mtu", { "", 0 }, NULL, 0,
500 	    set_public_prop, get_range,
501 	    get_uint32, check_uint32, 0, DATALINK_CLASS_ALL,
502 	    DATALINK_ANY_MEDIATYPE },
503 
504 	{ "flowctrl", { "", 0 },
505 	    link_flow_vals, VALCNT(link_flow_vals),
506 	    set_public_prop, NULL, get_flowctl, NULL,
507 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
508 
509 	{ "adv_10gfdx_cap", { "", 0 },
510 	    link_01_vals, VALCNT(link_01_vals),
511 	    NULL, NULL, get_binary, NULL,
512 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
513 
514 	{ "en_10gfdx_cap", { "", 0 },
515 	    link_01_vals, VALCNT(link_01_vals),
516 	    set_public_prop, NULL, get_binary, NULL,
517 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
518 
519 	{ "adv_1000fdx_cap", { "", 0 },
520 	    link_01_vals, VALCNT(link_01_vals),
521 	    NULL, NULL, get_binary, NULL,
522 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
523 
524 	{ "en_1000fdx_cap", { "", 0 },
525 	    link_01_vals, VALCNT(link_01_vals),
526 	    set_public_prop, NULL, get_binary, NULL,
527 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
528 
529 	{ "adv_1000hdx_cap", { "", 0 },
530 	    link_01_vals, VALCNT(link_01_vals),
531 	    NULL, NULL, get_binary, NULL,
532 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
533 
534 	{ "en_1000hdx_cap", { "", 0 },
535 	    link_01_vals, VALCNT(link_01_vals),
536 	    set_public_prop, NULL, get_binary, NULL,
537 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
538 
539 	{ "adv_100fdx_cap", { "", 0 },
540 	    link_01_vals, VALCNT(link_01_vals),
541 	    NULL, NULL, get_binary, NULL,
542 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
543 
544 	{ "en_100fdx_cap", { "", 0 },
545 	    link_01_vals, VALCNT(link_01_vals),
546 	    set_public_prop, NULL, get_binary, NULL,
547 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
548 
549 	{ "adv_100hdx_cap", { "", 0 },
550 	    link_01_vals, VALCNT(link_01_vals),
551 	    NULL, NULL, get_binary, NULL,
552 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
553 
554 	{ "en_100hdx_cap", { "", 0 },
555 	    link_01_vals, VALCNT(link_01_vals),
556 	    set_public_prop, NULL, get_binary, NULL,
557 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
558 
559 	{ "adv_10fdx_cap", { "", 0 },
560 	    link_01_vals, VALCNT(link_01_vals),
561 	    NULL, NULL, get_binary, NULL,
562 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
563 
564 	{ "en_10fdx_cap", { "", 0 },
565 	    link_01_vals, VALCNT(link_01_vals),
566 	    set_public_prop, NULL, get_binary, NULL,
567 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
568 
569 	{ "adv_10hdx_cap", { "", 0 },
570 	    link_01_vals, VALCNT(link_01_vals),
571 	    NULL, NULL, get_binary, NULL,
572 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
573 
574 	{ "en_10hdx_cap", { "", 0 },
575 	    link_01_vals, VALCNT(link_01_vals),
576 	    set_public_prop, NULL, get_binary, NULL,
577 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
578 
579 	{ "maxbw", { "--", RESET_VAL }, NULL, 0,
580 	    set_resource, NULL,
581 	    get_maxbw, check_maxbw, PD_CHECK_ALLOC,
582 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
583 
584 	{ "cpus", { "--", RESET_VAL }, NULL, 0,
585 	    set_resource, NULL,
586 	    get_cpus, check_cpus, 0,
587 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
588 
589 	{ "cpus-effective", { "--", 0 },
590 	    NULL, 0, NULL, NULL,
591 	    get_cpus, 0, 0,
592 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
593 
594 	{ "pool", { "--", RESET_VAL }, NULL, 0,
595 	    set_resource, NULL,
596 	    get_pool, check_pool, 0,
597 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
598 
599 	{ "pool-effective", { "--", 0 },
600 	    NULL, 0, NULL, NULL,
601 	    get_pool, 0, 0,
602 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
603 
604 	{ "priority", { "high", MPL_RESET },
605 	    link_priority_vals, VALCNT(link_priority_vals), set_resource,
606 	    NULL, get_priority, check_prop, 0,
607 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
608 
609 	{ "tagmode", { "vlanonly", LINK_TAGMODE_VLANONLY },
610 	    link_tagmode_vals, VALCNT(link_tagmode_vals),
611 	    set_public_prop, NULL, get_tagmode,
612 	    NULL, 0,
613 	    DATALINK_CLASS_PHYS | DATALINK_CLASS_AGGR | DATALINK_CLASS_VNIC,
614 	    DL_ETHER },
615 
616 	{ "hoplimit", { "", 0 }, NULL, 0,
617 	    set_public_prop, get_range, get_uint32,
618 	    check_hoplimit, 0, DATALINK_CLASS_IPTUN, DATALINK_ANY_MEDIATYPE},
619 
620 	{ "encaplimit", { "", 0 }, NULL, 0,
621 	    set_public_prop, get_range, get_uint32,
622 	    check_encaplim, 0, DATALINK_CLASS_IPTUN, DL_IPV6},
623 
624 	{ "forward", { "1", 1 },
625 	    link_01_vals, VALCNT(link_01_vals),
626 	    set_bridge_forward, NULL, get_bridge_forward, NULL, PD_AFTER_PERM,
627 	    DATALINK_CLASS_ALL & ~DATALINK_CLASS_VNIC, DL_ETHER },
628 
629 	{ "default_tag", { "1", 1 }, NULL, 0,
630 	    set_bridge_pvid, NULL, get_bridge_pvid, check_bridge_pvid,
631 	    0, DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
632 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
633 
634 	{ "learn_limit", { "1000", 1000 }, NULL, 0,
635 	    set_public_prop, NULL, get_uint32,
636 	    check_uint32, 0,
637 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
638 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
639 
640 	{ "learn_decay", { "200", 200 }, NULL, 0,
641 	    set_public_prop, NULL, get_uint32,
642 	    check_uint32, 0,
643 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
644 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
645 
646 	{ "stp", { "1", 1 },
647 	    link_01_vals, VALCNT(link_01_vals),
648 	    set_stp_prop, NULL, get_stp, NULL, PD_AFTER_PERM,
649 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
650 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
651 
652 	{ "stp_priority", { "128", 128 }, NULL, 0,
653 	    set_stp_prop, NULL, get_stp, check_stp_prop, PD_AFTER_PERM,
654 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
655 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
656 
657 	{ "stp_cost", { "auto", 0 }, NULL, 0,
658 	    set_stp_prop, NULL, get_stp, check_stp_prop, PD_AFTER_PERM,
659 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
660 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
661 
662 	{ "stp_edge", { "1", 1 },
663 	    link_01_vals, VALCNT(link_01_vals),
664 	    set_stp_prop, NULL, get_stp, NULL, PD_AFTER_PERM,
665 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
666 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
667 
668 	{ "stp_p2p", { "auto", P2P_AUTO },
669 	    stp_p2p_vals, VALCNT(stp_p2p_vals),
670 	    set_stp_prop, NULL, get_stp, NULL, PD_AFTER_PERM,
671 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
672 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
673 
674 	{ "stp_mcheck", { "0", 0 },
675 	    link_01_vals, VALCNT(link_01_vals),
676 	    set_stp_prop, NULL, get_stp, check_stp_prop, PD_AFTER_PERM,
677 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
678 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
679 
680 	{ "protection", { "--", RESET_VAL },
681 	    link_protect_vals, VALCNT(link_protect_vals),
682 	    set_resource, NULL, get_protection, check_prop, 0,
683 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
684 
685 	{ "allowed-ips", { "--", 0 },
686 	    NULL, 0, set_resource, NULL,
687 	    get_allowedips, check_allowedips, PD_CHECK_ALLOC,
688 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
689 
690 	{ "allowed-dhcp-cids", { "--", 0 },
691 	    NULL, 0, set_resource, NULL,
692 	    get_allowedcids, check_allowedcids, PD_CHECK_ALLOC,
693 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
694 
695 	{ "rxrings", { "--", RESET_VAL }, NULL, 0,
696 	    set_resource, get_rings_range, get_rxrings, check_rings, 0,
697 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
698 
699 	{ "rxrings-effective", { "--", 0 },
700 	    NULL, 0, NULL, NULL,
701 	    get_rxrings, NULL, 0,
702 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
703 
704 	{ "txrings", { "--", RESET_VAL }, NULL, 0,
705 	    set_resource, get_rings_range, get_txrings, check_rings, 0,
706 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
707 
708 	{ "txrings-effective", { "--", 0 },
709 	    NULL, 0, NULL, NULL,
710 	    get_txrings, NULL, 0,
711 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
712 
713 	{ "txrings-available", { "", 0 }, NULL, 0,
714 	    NULL, NULL, get_cntavail, NULL, 0,
715 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
716 
717 	{ "rxrings-available", { "", 0 }, NULL, 0,
718 	    NULL, NULL, get_cntavail, NULL, 0,
719 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
720 
721 	{ "rxhwclnt-available", { "", 0 }, NULL, 0,
722 	    NULL, NULL, get_cntavail, NULL, 0,
723 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
724 
725 	{ "txhwclnt-available", { "", 0 }, NULL, 0,
726 	    NULL, NULL, get_cntavail, NULL, 0,
727 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
728 
729 };
730 
731 #define	DLADM_MAX_PROPS	(sizeof (prop_table) / sizeof (prop_desc_t))
732 
733 static resource_prop_t rsrc_prop_table[] = {
734 	{"maxbw",		extract_maxbw},
735 	{"priority",		extract_priority},
736 	{"cpus",		extract_cpus},
737 	{"cpus-effective",	extract_cpus},
738 	{"pool",		extract_pool},
739 	{"pool-effective",	extract_pool},
740 	{"protection",		extract_protection},
741 	{"allowed-ips",		extract_allowedips},
742 	{"allowed-dhcp-cids",	extract_allowedcids},
743 	{"rxrings",		extract_rxrings},
744 	{"rxrings-effective",	extract_rxrings},
745 	{"txrings",		extract_txrings},
746 	{"txrings-effective",	extract_txrings}
747 };
748 #define	DLADM_MAX_RSRC_PROP (sizeof (rsrc_prop_table) / \
749 	sizeof (resource_prop_t))
750 
751 /*
752  * when retrieving  private properties, we pass down a buffer with
753  * DLADM_PROP_BUF_CHUNK of space for the driver to return the property value.
754  */
755 #define	DLADM_PROP_BUF_CHUNK	1024
756 
757 static dladm_status_t	i_dladm_set_linkprop_db(dladm_handle_t, datalink_id_t,
758 			    const char *, char **, uint_t);
759 static dladm_status_t	i_dladm_get_linkprop_db(dladm_handle_t, datalink_id_t,
760 			    const char *, char **, uint_t *);
761 static dladm_status_t	i_dladm_walk_linkprop_priv_db(dladm_handle_t,
762 			    datalink_id_t, void *, int (*)(dladm_handle_t,
763 			    datalink_id_t, const char *, void *));
764 static dladm_status_t	i_dladm_set_single_prop(dladm_handle_t, datalink_id_t,
765 			    datalink_class_t, uint32_t, prop_desc_t *, char **,
766 			    uint_t, uint_t);
767 static dladm_status_t	i_dladm_set_linkprop(dladm_handle_t, datalink_id_t,
768 			    const char *, char **, uint_t, uint_t);
769 static dladm_status_t	i_dladm_getset_defval(dladm_handle_t, prop_desc_t *,
770 			    datalink_id_t, datalink_media_t, uint_t);
771 
772 /*
773  * Unfortunately, MAX_SCAN_SUPPORT_RATES is too small to allow all
774  * rates to be retrieved. However, we cannot increase it at this
775  * time because it will break binary compatibility with unbundled
776  * WiFi drivers and utilities. So for now we define an additional
777  * constant, MAX_SUPPORT_RATES, to allow all rates to be retrieved.
778  */
779 #define	MAX_SUPPORT_RATES	64
780 
781 #define	AP_ANCHOR	"[anchor]"
782 #define	AP_DELIMITER	'.'
783 
784 /* ARGSUSED */
785 static dladm_status_t
786 check_prop(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
787     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
788     datalink_media_t media)
789 {
790 	int		i, j;
791 	uint_t		val_cnt = *val_cntp;
792 	val_desc_t	*vdp = *vdpp;
793 
794 	for (j = 0; j < val_cnt; j++) {
795 		for (i = 0; i < pdp->pd_noptval; i++) {
796 			if (strcasecmp(prop_val[j],
797 			    pdp->pd_optval[i].vd_name) == 0) {
798 				break;
799 			}
800 		}
801 		if (i == pdp->pd_noptval)
802 			return (DLADM_STATUS_BADVAL);
803 
804 		(void) memcpy(&vdp[j], &pdp->pd_optval[i], sizeof (val_desc_t));
805 	}
806 	return (DLADM_STATUS_OK);
807 }
808 
809 static dladm_status_t
810 i_dladm_set_single_prop(dladm_handle_t handle, datalink_id_t linkid,
811     datalink_class_t class, uint32_t media, prop_desc_t *pdp, char **prop_val,
812     uint_t val_cnt, uint_t flags)
813 {
814 	dladm_status_t	status = DLADM_STATUS_OK;
815 	val_desc_t	*vdp = NULL;
816 	boolean_t	needfree = B_FALSE;
817 	uint_t		cnt, i;
818 
819 	if (!(pdp->pd_class & class))
820 		return (DLADM_STATUS_BADARG);
821 
822 	if (!DATALINK_MEDIA_ACCEPTED(pdp->pd_dmedia, media))
823 		return (DLADM_STATUS_BADARG);
824 
825 	if ((flags & DLADM_OPT_PERSIST) && (pdp->pd_flags & PD_TEMPONLY))
826 		return (DLADM_STATUS_TEMPONLY);
827 
828 	if (!(flags & DLADM_OPT_ACTIVE))
829 		return (DLADM_STATUS_OK);
830 
831 	if (pdp->pd_set == NULL)
832 		return (DLADM_STATUS_PROPRDONLY);
833 
834 	if (prop_val != NULL) {
835 		vdp = calloc(val_cnt, sizeof (val_desc_t));
836 		if (vdp == NULL)
837 			return (DLADM_STATUS_NOMEM);
838 
839 		if (pdp->pd_check != NULL) {
840 			needfree = ((pdp->pd_flags & PD_CHECK_ALLOC) != 0);
841 			status = pdp->pd_check(handle, pdp, linkid, prop_val,
842 			    &val_cnt, flags, &vdp, media);
843 		} else if (pdp->pd_optval != NULL) {
844 			status = check_prop(handle, pdp, linkid, prop_val,
845 			    &val_cnt, flags, &vdp, media);
846 		} else {
847 			status = DLADM_STATUS_BADARG;
848 		}
849 
850 		if (status != DLADM_STATUS_OK)
851 			goto done;
852 
853 		cnt = val_cnt;
854 	} else {
855 		boolean_t	defval = B_FALSE;
856 
857 		if (pdp->pd_defval.vd_name == NULL)
858 			return (DLADM_STATUS_NOTSUP);
859 
860 		cnt = 1;
861 		defval = (strlen(pdp->pd_defval.vd_name) > 0);
862 		if ((pdp->pd_flags & PD_CHECK_ALLOC) != 0 || defval) {
863 			if ((vdp = calloc(1, sizeof (val_desc_t))) == NULL)
864 				return (DLADM_STATUS_NOMEM);
865 
866 			if (defval) {
867 				(void) memcpy(vdp, &pdp->pd_defval,
868 				    sizeof (val_desc_t));
869 			} else if (pdp->pd_check != NULL) {
870 				status = pdp->pd_check(handle, pdp, linkid,
871 				    prop_val, &cnt, flags, &vdp, media);
872 				if (status != DLADM_STATUS_OK)
873 					goto done;
874 			}
875 		} else {
876 			status = i_dladm_getset_defval(handle, pdp, linkid,
877 			    media, flags);
878 			return (status);
879 		}
880 	}
881 	if (pdp->pd_flags & PD_AFTER_PERM)
882 		status = (flags & DLADM_OPT_PERSIST) ? DLADM_STATUS_OK :
883 		    DLADM_STATUS_PERMONLY;
884 	else
885 		status = pdp->pd_set(handle, pdp, linkid, vdp, cnt, flags,
886 		    media);
887 	if (needfree) {
888 		for (i = 0; i < cnt; i++)
889 			free((void *)((val_desc_t *)vdp + i)->vd_val);
890 	}
891 done:
892 	free(vdp);
893 	return (status);
894 }
895 
896 static dladm_status_t
897 i_dladm_set_linkprop(dladm_handle_t handle, datalink_id_t linkid,
898     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
899 {
900 	int			i;
901 	boolean_t		found = B_FALSE;
902 	datalink_class_t	class;
903 	uint32_t		media;
904 	dladm_status_t		status = DLADM_STATUS_OK;
905 
906 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
907 	    NULL, 0);
908 	if (status != DLADM_STATUS_OK)
909 		return (status);
910 
911 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
912 		prop_desc_t	*pdp = &prop_table[i];
913 		dladm_status_t	s;
914 
915 		if (prop_name != NULL &&
916 		    (strcasecmp(prop_name, pdp->pd_name) != 0))
917 			continue;
918 		found = B_TRUE;
919 		s = i_dladm_set_single_prop(handle, linkid, class, media, pdp,
920 		    prop_val, val_cnt, flags);
921 
922 		if (prop_name != NULL) {
923 			status = s;
924 			break;
925 		} else {
926 			if (s != DLADM_STATUS_OK &&
927 			    s != DLADM_STATUS_NOTSUP)
928 				status = s;
929 		}
930 	}
931 	if (!found) {
932 		if (prop_name[0] == '_') {
933 			/* other private properties */
934 			status = i_dladm_set_private_prop(handle, linkid,
935 			    prop_name, prop_val, val_cnt, flags);
936 		} else  {
937 			status = DLADM_STATUS_NOTFOUND;
938 		}
939 	}
940 	return (status);
941 }
942 
943 /*
944  * Set/reset link property for specific link
945  */
946 dladm_status_t
947 dladm_set_linkprop(dladm_handle_t handle, datalink_id_t linkid,
948     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
949 {
950 	dladm_status_t	status = DLADM_STATUS_OK;
951 
952 	if ((linkid == DATALINK_INVALID_LINKID) || (flags == 0) ||
953 	    (prop_val == NULL && val_cnt > 0) ||
954 	    (prop_val != NULL && val_cnt == 0) ||
955 	    (prop_name == NULL && prop_val != NULL)) {
956 		return (DLADM_STATUS_BADARG);
957 	}
958 
959 	/*
960 	 * Check for valid link property against the flags passed
961 	 * and set the link property when active flag is passed.
962 	 */
963 	status = i_dladm_set_linkprop(handle, linkid, prop_name, prop_val,
964 	    val_cnt, flags);
965 	if (status != DLADM_STATUS_OK)
966 		return (status);
967 
968 	if (flags & DLADM_OPT_PERSIST) {
969 		status = i_dladm_set_linkprop_db(handle, linkid, prop_name,
970 		    prop_val, val_cnt);
971 
972 		if (status == DLADM_STATUS_OK && (flags & DLADM_OPT_ACTIVE)) {
973 			prop_desc_t *pdp = prop_table;
974 			int i;
975 
976 			for (i = 0; i < DLADM_MAX_PROPS; i++, pdp++) {
977 				if (!(pdp->pd_flags & PD_AFTER_PERM))
978 					continue;
979 				if (prop_name != NULL &&
980 				    strcasecmp(prop_name, pdp->pd_name) != 0)
981 					continue;
982 				status = pdp->pd_set(handle, pdp, linkid, NULL,
983 				    0, flags, 0);
984 			}
985 		}
986 	}
987 	return (status);
988 }
989 
990 /*
991  * Walk all link properties of the given specific link.
992  *
993  * Note: this function currently lacks the ability to walk _all_ private
994  * properties if the link, because there is no kernel interface to
995  * retrieve all known private property names. Once such an interface
996  * is added, this function should be fixed accordingly.
997  */
998 dladm_status_t
999 dladm_walk_linkprop(dladm_handle_t handle, datalink_id_t linkid, void *arg,
1000     int (*func)(dladm_handle_t, datalink_id_t, const char *, void *))
1001 {
1002 	dladm_status_t		status;
1003 	datalink_class_t	class;
1004 	uint_t			media;
1005 	int			i;
1006 
1007 	if (linkid == DATALINK_INVALID_LINKID || func == NULL)
1008 		return (DLADM_STATUS_BADARG);
1009 
1010 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
1011 	    NULL, 0);
1012 	if (status != DLADM_STATUS_OK)
1013 		return (status);
1014 
1015 	/* public */
1016 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
1017 		if (!(prop_table[i].pd_class & class))
1018 			continue;
1019 
1020 		if (!DATALINK_MEDIA_ACCEPTED(prop_table[i].pd_dmedia, media))
1021 			continue;
1022 
1023 		if (func(handle, linkid, prop_table[i].pd_name, arg) ==
1024 		    DLADM_WALK_TERMINATE) {
1025 			break;
1026 		}
1027 	}
1028 
1029 	/* private */
1030 	status = i_dladm_walk_linkprop_priv_db(handle, linkid, arg, func);
1031 
1032 	return (status);
1033 }
1034 
1035 /*
1036  * Get linkprop of the given specific link.
1037  */
1038 dladm_status_t
1039 dladm_get_linkprop(dladm_handle_t handle, datalink_id_t linkid,
1040     dladm_prop_type_t type, const char *prop_name, char **prop_val,
1041     uint_t *val_cntp)
1042 {
1043 	dladm_status_t		status = DLADM_STATUS_OK;
1044 	datalink_class_t	class;
1045 	uint_t			media;
1046 	prop_desc_t		*pdp;
1047 	uint_t			cnt, dld_flags = 0;
1048 	int			i;
1049 	uint_t			perm_flags;
1050 
1051 	if (type == DLADM_PROP_VAL_DEFAULT)
1052 		dld_flags |= DLD_PROP_DEFAULT;
1053 	else if (type == DLADM_PROP_VAL_MODIFIABLE)
1054 		dld_flags |= DLD_PROP_POSSIBLE;
1055 
1056 	if (linkid == DATALINK_INVALID_LINKID || prop_name == NULL ||
1057 	    prop_val == NULL || val_cntp == NULL || *val_cntp == 0)
1058 		return (DLADM_STATUS_BADARG);
1059 
1060 	for (i = 0; i < DLADM_MAX_PROPS; i++)
1061 		if (strcasecmp(prop_name, prop_table[i].pd_name) == 0)
1062 			break;
1063 
1064 	if (i == DLADM_MAX_PROPS) {
1065 		if (prop_name[0] == '_') {
1066 			/*
1067 			 * private property.
1068 			 */
1069 			if (type == DLADM_PROP_VAL_PERSISTENT)
1070 				return (i_dladm_get_linkprop_db(handle, linkid,
1071 				    prop_name, prop_val, val_cntp));
1072 			else
1073 				return (i_dladm_get_priv_prop(handle, linkid,
1074 				    prop_name, prop_val, val_cntp, type,
1075 				    dld_flags));
1076 		} else {
1077 			return (DLADM_STATUS_NOTFOUND);
1078 		}
1079 	}
1080 
1081 	pdp = &prop_table[i];
1082 
1083 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
1084 	    NULL, 0);
1085 	if (status != DLADM_STATUS_OK)
1086 		return (status);
1087 
1088 	if (!(pdp->pd_class & class))
1089 		return (DLADM_STATUS_BADARG);
1090 
1091 	if (!DATALINK_MEDIA_ACCEPTED(pdp->pd_dmedia, media))
1092 		return (DLADM_STATUS_BADARG);
1093 
1094 	switch (type) {
1095 	case DLADM_PROP_VAL_CURRENT:
1096 		status = pdp->pd_get(handle, pdp, linkid, prop_val, val_cntp,
1097 		    media, dld_flags, &perm_flags);
1098 		break;
1099 
1100 	case DLADM_PROP_VAL_PERM:
1101 		if (pdp->pd_set == NULL) {
1102 			perm_flags = MAC_PROP_PERM_READ;
1103 		} else {
1104 			status = pdp->pd_get(handle, pdp, linkid, prop_val,
1105 			    val_cntp, media, dld_flags, &perm_flags);
1106 		}
1107 
1108 		*prop_val[0] = '\0';
1109 		*val_cntp = 1;
1110 		if (status == DLADM_STATUS_OK)
1111 			(void) dladm_perm2str(perm_flags, *prop_val);
1112 		break;
1113 
1114 	case DLADM_PROP_VAL_DEFAULT:
1115 		/*
1116 		 * If defaults are not defined for the property,
1117 		 * pd_defval.vd_name should be null. If the driver
1118 		 * has to be contacted for the value, vd_name should
1119 		 * be the empty string (""). Otherwise, dladm will
1120 		 * just print whatever is in the table.
1121 		 */
1122 		if (pdp->pd_defval.vd_name == NULL) {
1123 			status = DLADM_STATUS_NOTSUP;
1124 			break;
1125 		}
1126 
1127 		if (strlen(pdp->pd_defval.vd_name) == 0) {
1128 			status = pdp->pd_get(handle, pdp, linkid, prop_val,
1129 			    val_cntp, media, dld_flags, &perm_flags);
1130 		} else {
1131 			(void) strcpy(*prop_val, pdp->pd_defval.vd_name);
1132 		}
1133 		*val_cntp = 1;
1134 		break;
1135 
1136 	case DLADM_PROP_VAL_MODIFIABLE:
1137 		if (pdp->pd_getmod != NULL) {
1138 			status = pdp->pd_getmod(handle, pdp, linkid, prop_val,
1139 			    val_cntp, media, dld_flags, &perm_flags);
1140 			break;
1141 		}
1142 		cnt = pdp->pd_noptval;
1143 		if (cnt == 0) {
1144 			status = DLADM_STATUS_NOTSUP;
1145 		} else if (cnt > *val_cntp) {
1146 			status = DLADM_STATUS_TOOSMALL;
1147 		} else {
1148 			for (i = 0; i < cnt; i++) {
1149 				(void) strcpy(prop_val[i],
1150 				    pdp->pd_optval[i].vd_name);
1151 			}
1152 			*val_cntp = cnt;
1153 		}
1154 		break;
1155 	case DLADM_PROP_VAL_PERSISTENT:
1156 		if (pdp->pd_flags & PD_TEMPONLY)
1157 			return (DLADM_STATUS_TEMPONLY);
1158 		status = i_dladm_get_linkprop_db(handle, linkid, prop_name,
1159 		    prop_val, val_cntp);
1160 		break;
1161 	default:
1162 		status = DLADM_STATUS_BADARG;
1163 		break;
1164 	}
1165 
1166 	return (status);
1167 }
1168 
1169 /*
1170  * Get linkprop of the given specific link and run any possible conversion
1171  * of the values using the check function for the property. Fails if the
1172  * check function doesn't succeed for the property value.
1173  */
1174 dladm_status_t
1175 dladm_get_linkprop_values(dladm_handle_t handle, datalink_id_t linkid,
1176     dladm_prop_type_t type, const char *prop_name, uint_t *ret_val,
1177     uint_t *val_cntp)
1178 {
1179 	dladm_status_t		status;
1180 	datalink_class_t	class;
1181 	uint_t			media;
1182 	prop_desc_t		*pdp;
1183 	uint_t			dld_flags;
1184 	int			valc, i;
1185 	char			**prop_val;
1186 	uint_t			perm_flags;
1187 
1188 	if (linkid == DATALINK_INVALID_LINKID || prop_name == NULL ||
1189 	    ret_val == NULL || val_cntp == NULL || *val_cntp == 0)
1190 		return (DLADM_STATUS_BADARG);
1191 
1192 	for (pdp = prop_table; pdp < prop_table + DLADM_MAX_PROPS; pdp++)
1193 		if (strcasecmp(prop_name, pdp->pd_name) == 0)
1194 			break;
1195 
1196 	if (pdp == prop_table + DLADM_MAX_PROPS)
1197 		return (DLADM_STATUS_NOTFOUND);
1198 
1199 	if (pdp->pd_flags & PD_CHECK_ALLOC)
1200 		return (DLADM_STATUS_BADARG);
1201 
1202 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
1203 	    NULL, 0);
1204 	if (status != DLADM_STATUS_OK)
1205 		return (status);
1206 
1207 	if (!(pdp->pd_class & class))
1208 		return (DLADM_STATUS_BADARG);
1209 
1210 	if (!DATALINK_MEDIA_ACCEPTED(pdp->pd_dmedia, media))
1211 		return (DLADM_STATUS_BADARG);
1212 
1213 	prop_val = malloc(*val_cntp * sizeof (*prop_val) +
1214 	    *val_cntp * DLADM_PROP_VAL_MAX);
1215 	if (prop_val == NULL)
1216 		return (DLADM_STATUS_NOMEM);
1217 	for (valc = 0; valc < *val_cntp; valc++)
1218 		prop_val[valc] = (char *)(prop_val + *val_cntp) +
1219 		    valc * DLADM_PROP_VAL_MAX;
1220 
1221 	dld_flags = (type == DLADM_PROP_VAL_DEFAULT) ? DLD_PROP_DEFAULT : 0;
1222 
1223 	switch (type) {
1224 	case DLADM_PROP_VAL_CURRENT:
1225 		status = pdp->pd_get(handle, pdp, linkid, prop_val, val_cntp,
1226 		    media, dld_flags, &perm_flags);
1227 		break;
1228 
1229 	case DLADM_PROP_VAL_DEFAULT:
1230 		/*
1231 		 * If defaults are not defined for the property,
1232 		 * pd_defval.vd_name should be null. If the driver
1233 		 * has to be contacted for the value, vd_name should
1234 		 * be the empty string (""). Otherwise, dladm will
1235 		 * just print whatever is in the table.
1236 		 */
1237 		if (pdp->pd_defval.vd_name == NULL) {
1238 			status = DLADM_STATUS_NOTSUP;
1239 			break;
1240 		}
1241 
1242 		if (pdp->pd_defval.vd_name[0] != '\0') {
1243 			*val_cntp = 1;
1244 			*ret_val = pdp->pd_defval.vd_val;
1245 			free(prop_val);
1246 			return (DLADM_STATUS_OK);
1247 		}
1248 		status = pdp->pd_get(handle, pdp, linkid, prop_val, val_cntp,
1249 		    media, dld_flags, &perm_flags);
1250 		break;
1251 
1252 	case DLADM_PROP_VAL_PERSISTENT:
1253 		if (pdp->pd_flags & PD_TEMPONLY)
1254 			status = DLADM_STATUS_TEMPONLY;
1255 		else
1256 			status = i_dladm_get_linkprop_db(handle, linkid,
1257 			    prop_name, prop_val, val_cntp);
1258 		break;
1259 
1260 	default:
1261 		status = DLADM_STATUS_BADARG;
1262 		break;
1263 	}
1264 
1265 	if (status == DLADM_STATUS_OK) {
1266 		if (pdp->pd_check != NULL) {
1267 			val_desc_t *vdp;
1268 
1269 			vdp = malloc(sizeof (val_desc_t) * *val_cntp);
1270 			if (vdp == NULL)
1271 				status = DLADM_STATUS_NOMEM;
1272 			else
1273 				status = pdp->pd_check(handle, pdp, linkid,
1274 				    prop_val, val_cntp, 0, &vdp, media);
1275 			if (status == DLADM_STATUS_OK) {
1276 				for (valc = 0; valc < *val_cntp; valc++)
1277 					ret_val[valc] = vdp[valc].vd_val;
1278 			}
1279 			free(vdp);
1280 		} else {
1281 			for (valc = 0; valc < *val_cntp; valc++) {
1282 				for (i = 0; i < pdp->pd_noptval; i++) {
1283 					if (strcmp(pdp->pd_optval[i].vd_name,
1284 					    prop_val[valc]) == 0) {
1285 						ret_val[valc] =
1286 						    pdp->pd_optval[i].vd_val;
1287 						break;
1288 					}
1289 				}
1290 				if (i == pdp->pd_noptval) {
1291 					status = DLADM_STATUS_FAILED;
1292 					break;
1293 				}
1294 			}
1295 		}
1296 	}
1297 
1298 	free(prop_val);
1299 
1300 	return (status);
1301 }
1302 
1303 /*ARGSUSED*/
1304 static int
1305 i_dladm_init_one_prop(dladm_handle_t handle, datalink_id_t linkid,
1306     const char *prop_name, void *arg)
1307 {
1308 	char			*buf, **propvals;
1309 	uint_t			i, valcnt = DLADM_MAX_PROP_VALCNT;
1310 	dladm_status_t		status;
1311 	dladm_linkprop_args_t	*dla = arg;
1312 
1313 	if ((buf = malloc((sizeof (char *) + DLADM_PROP_VAL_MAX) *
1314 	    DLADM_MAX_PROP_VALCNT)) == NULL) {
1315 		return (DLADM_WALK_CONTINUE);
1316 	}
1317 
1318 	propvals = (char **)(void *)buf;
1319 	for (i = 0; i < valcnt; i++) {
1320 		propvals[i] = buf +
1321 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
1322 		    i * DLADM_PROP_VAL_MAX;
1323 	}
1324 
1325 	if (dladm_get_linkprop(handle, linkid, DLADM_PROP_VAL_PERSISTENT,
1326 	    prop_name, propvals, &valcnt) != DLADM_STATUS_OK) {
1327 		goto done;
1328 	}
1329 
1330 	status = dladm_set_linkprop(handle, linkid, prop_name, propvals,
1331 	    valcnt, dla->dla_flags | DLADM_OPT_ACTIVE);
1332 
1333 	if (status != DLADM_STATUS_OK)
1334 		dla->dla_status = status;
1335 
1336 done:
1337 	if (buf != NULL)
1338 		free(buf);
1339 
1340 	return (DLADM_WALK_CONTINUE);
1341 }
1342 
1343 /*ARGSUSED*/
1344 static int
1345 i_dladm_init_linkprop(dladm_handle_t handle, datalink_id_t linkid, void *arg)
1346 {
1347 	datalink_class_t	class;
1348 	dladm_status_t		status;
1349 
1350 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, NULL,
1351 	    NULL, 0);
1352 	if (status != DLADM_STATUS_OK)
1353 		return (DLADM_WALK_TERMINATE);
1354 
1355 	if ((class & (DATALINK_CLASS_VNIC | DATALINK_CLASS_VLAN)) == 0)
1356 		(void) dladm_init_linkprop(handle, linkid, B_TRUE);
1357 
1358 	return (DLADM_WALK_CONTINUE);
1359 }
1360 
1361 dladm_status_t
1362 dladm_init_linkprop(dladm_handle_t handle, datalink_id_t linkid,
1363     boolean_t any_media)
1364 {
1365 	dladm_status_t		status = DLADM_STATUS_OK;
1366 	datalink_media_t	dmedia;
1367 	uint32_t		media;
1368 	dladm_linkprop_args_t	*dla;
1369 
1370 	dmedia = any_media ? DATALINK_ANY_MEDIATYPE : DL_WIFI;
1371 
1372 	dla = malloc(sizeof (dladm_linkprop_args_t));
1373 	if (dla == NULL)
1374 		return (DLADM_STATUS_NOMEM);
1375 	dla->dla_flags = DLADM_OPT_BOOT;
1376 	dla->dla_status = DLADM_STATUS_OK;
1377 
1378 	if (linkid == DATALINK_ALL_LINKID) {
1379 		(void) dladm_walk_datalink_id(i_dladm_init_linkprop, handle,
1380 		    NULL, DATALINK_CLASS_ALL, dmedia, DLADM_OPT_PERSIST);
1381 	} else if (any_media ||
1382 	    ((dladm_datalink_id2info(handle, linkid, NULL, NULL, &media, NULL,
1383 	    0) == DLADM_STATUS_OK) &&
1384 	    DATALINK_MEDIA_ACCEPTED(dmedia, media))) {
1385 		(void) dladm_walk_linkprop(handle, linkid, (void *)dla,
1386 		    i_dladm_init_one_prop);
1387 		status = dla->dla_status;
1388 	}
1389 	free(dla);
1390 	return (status);
1391 }
1392 
1393 /* ARGSUSED */
1394 static dladm_status_t
1395 get_zone(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1396     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1397     uint_t flags, uint_t *perm_flags)
1398 {
1399 	char			zone_name[ZONENAME_MAX];
1400 	zoneid_t		zid;
1401 	dladm_status_t		status;
1402 
1403 	if (flags != 0)
1404 		return (DLADM_STATUS_NOTSUP);
1405 
1406 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
1407 	    perm_flags, &zid, sizeof (zid));
1408 	if (status != DLADM_STATUS_OK)
1409 		return (status);
1410 
1411 	*val_cnt = 1;
1412 	if (zid != GLOBAL_ZONEID) {
1413 		if (getzonenamebyid(zid, zone_name, sizeof (zone_name)) < 0) {
1414 			return (dladm_errno2status(errno));
1415 		}
1416 
1417 		(void) strncpy(*prop_val, zone_name, DLADM_PROP_VAL_MAX);
1418 	} else {
1419 		*prop_val[0] = '\0';
1420 	}
1421 
1422 	return (DLADM_STATUS_OK);
1423 }
1424 
1425 typedef int (*zone_get_devroot_t)(char *, char *, size_t);
1426 
1427 static int
1428 i_dladm_get_zone_dev(char *zone_name, char *dev, size_t devlen)
1429 {
1430 	char			root[MAXPATHLEN];
1431 	zone_get_devroot_t	real_zone_get_devroot;
1432 	void			*dlhandle;
1433 	void			*sym;
1434 	int			ret;
1435 
1436 	if ((dlhandle = dlopen("libzonecfg.so.1", RTLD_LAZY)) == NULL)
1437 		return (-1);
1438 
1439 	if ((sym = dlsym(dlhandle, "zone_get_devroot")) == NULL) {
1440 		(void) dlclose(dlhandle);
1441 		return (-1);
1442 	}
1443 
1444 	real_zone_get_devroot = (zone_get_devroot_t)sym;
1445 
1446 	if ((ret = real_zone_get_devroot(zone_name, root, sizeof (root))) == 0)
1447 		(void) snprintf(dev, devlen, "%s%s", root, "/dev");
1448 	(void) dlclose(dlhandle);
1449 	return (ret);
1450 }
1451 
1452 static dladm_status_t
1453 i_dladm_update_deventry(dladm_handle_t handle, zoneid_t zid,
1454     datalink_id_t linkid, boolean_t add)
1455 {
1456 	char		path[MAXPATHLEN];
1457 	char		name[MAXLINKNAMELEN];
1458 	di_prof_t	prof = NULL;
1459 	char		zone_name[ZONENAME_MAX];
1460 	dladm_status_t	status;
1461 	int		ret;
1462 
1463 	if (getzonenamebyid(zid, zone_name, sizeof (zone_name)) < 0)
1464 		return (dladm_errno2status(errno));
1465 	if (i_dladm_get_zone_dev(zone_name, path, sizeof (path)) != 0)
1466 		return (dladm_errno2status(errno));
1467 	if (di_prof_init(path, &prof) != 0)
1468 		return (dladm_errno2status(errno));
1469 
1470 	status = dladm_linkid2legacyname(handle, linkid, name, MAXLINKNAMELEN);
1471 	if (status != DLADM_STATUS_OK)
1472 		goto cleanup;
1473 
1474 	if (add)
1475 		ret = di_prof_add_dev(prof, name);
1476 	else
1477 		ret = di_prof_add_exclude(prof, name);
1478 
1479 	if (ret != 0) {
1480 		status = dladm_errno2status(errno);
1481 		goto cleanup;
1482 	}
1483 
1484 	if (di_prof_commit(prof) != 0)
1485 		status = dladm_errno2status(errno);
1486 cleanup:
1487 	if (prof)
1488 		di_prof_fini(prof);
1489 
1490 	return (status);
1491 }
1492 
1493 /* ARGSUSED */
1494 static dladm_status_t
1495 set_zone(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1496     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
1497 {
1498 	dladm_status_t		status = DLADM_STATUS_OK;
1499 	zoneid_t		zid_old, zid_new;
1500 	dld_ioc_zid_t		*dzp;
1501 
1502 	if (val_cnt != 1)
1503 		return (DLADM_STATUS_BADVALCNT);
1504 
1505 	dzp = (dld_ioc_zid_t *)vdp->vd_val;
1506 
1507 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
1508 	    NULL, &zid_old, sizeof (zid_old));
1509 	if (status != DLADM_STATUS_OK)
1510 		return (status);
1511 
1512 	zid_new = dzp->diz_zid;
1513 	if (zid_new == zid_old)
1514 		return (DLADM_STATUS_OK);
1515 
1516 	if ((status = set_public_prop(handle, pdp, linkid, vdp, val_cnt,
1517 	    flags, media)) != DLADM_STATUS_OK)
1518 		return (status);
1519 
1520 	/*
1521 	 * It is okay to fail to update the /dev entry (some vanity-named
1522 	 * links do not have a /dev entry).
1523 	 */
1524 	if (zid_old != GLOBAL_ZONEID) {
1525 		(void) i_dladm_update_deventry(handle, zid_old, linkid,
1526 		    B_FALSE);
1527 	}
1528 	if (zid_new != GLOBAL_ZONEID)
1529 		(void) i_dladm_update_deventry(handle, zid_new, linkid, B_TRUE);
1530 
1531 	return (DLADM_STATUS_OK);
1532 }
1533 
1534 /* ARGSUSED */
1535 static dladm_status_t
1536 check_zone(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1537     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
1538     datalink_media_t media)
1539 {
1540 	char		*zone_name;
1541 	zoneid_t	zoneid;
1542 	dladm_status_t	status = DLADM_STATUS_OK;
1543 	dld_ioc_zid_t	*dzp;
1544 	uint_t		val_cnt = *val_cntp;
1545 	val_desc_t	*vdp = *vdpp;
1546 
1547 	if (val_cnt != 1)
1548 		return (DLADM_STATUS_BADVALCNT);
1549 
1550 	dzp = malloc(sizeof (dld_ioc_zid_t));
1551 	if (dzp == NULL)
1552 		return (DLADM_STATUS_NOMEM);
1553 
1554 	zone_name = (prop_val != NULL) ? *prop_val : GLOBAL_ZONENAME;
1555 	if ((zoneid = getzoneidbyname(zone_name)) == -1) {
1556 		status = DLADM_STATUS_BADVAL;
1557 		goto done;
1558 	}
1559 
1560 	if (zoneid != GLOBAL_ZONEID) {
1561 		ushort_t	flags;
1562 
1563 		if (zone_getattr(zoneid, ZONE_ATTR_FLAGS, &flags,
1564 		    sizeof (flags)) < 0) {
1565 			status = dladm_errno2status(errno);
1566 			goto done;
1567 		}
1568 
1569 		if (!(flags & ZF_NET_EXCL)) {
1570 			status = DLADM_STATUS_BADVAL;
1571 			goto done;
1572 		}
1573 	}
1574 
1575 	(void) memset(dzp, 0, sizeof (dld_ioc_zid_t));
1576 
1577 	dzp->diz_zid = zoneid;
1578 	dzp->diz_linkid = linkid;
1579 
1580 	vdp->vd_val = (uintptr_t)dzp;
1581 	return (DLADM_STATUS_OK);
1582 done:
1583 	free(dzp);
1584 	return (status);
1585 }
1586 
1587 /* ARGSUSED */
1588 static dladm_status_t
1589 get_maxbw(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1590     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1591     uint_t flags, uint_t *perm_flags)
1592 {
1593 	mac_resource_props_t	mrp;
1594 	dladm_status_t		status;
1595 
1596 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
1597 	    perm_flags, &mrp, sizeof (mrp));
1598 	if (status != DLADM_STATUS_OK)
1599 		return (status);
1600 
1601 	if ((mrp.mrp_mask & MRP_MAXBW) == 0) {
1602 		*val_cnt = 0;
1603 		return (DLADM_STATUS_OK);
1604 	}
1605 
1606 	(void) dladm_bw2str(mrp.mrp_maxbw, prop_val[0]);
1607 	*val_cnt = 1;
1608 	return (DLADM_STATUS_OK);
1609 }
1610 
1611 /* ARGSUSED */
1612 static dladm_status_t
1613 check_maxbw(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1614     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
1615     datalink_media_t media)
1616 {
1617 	uint64_t	*maxbw;
1618 	dladm_status_t	status = DLADM_STATUS_OK;
1619 	uint_t		val_cnt = *val_cntp;
1620 	val_desc_t	*vdp = *vdpp;
1621 
1622 	if (val_cnt != 1)
1623 		return (DLADM_STATUS_BADVALCNT);
1624 
1625 	maxbw = malloc(sizeof (uint64_t));
1626 	if (maxbw == NULL)
1627 		return (DLADM_STATUS_NOMEM);
1628 
1629 	status = dladm_str2bw(*prop_val, maxbw);
1630 	if (status != DLADM_STATUS_OK) {
1631 		free(maxbw);
1632 		return (status);
1633 	}
1634 
1635 	if ((*maxbw < MRP_MAXBW_MINVAL) && (*maxbw != 0)) {
1636 		free(maxbw);
1637 		return (DLADM_STATUS_MINMAXBW);
1638 	}
1639 
1640 	vdp->vd_val = (uintptr_t)maxbw;
1641 	return (DLADM_STATUS_OK);
1642 }
1643 
1644 /* ARGSUSED */
1645 dladm_status_t
1646 extract_maxbw(val_desc_t *vdp, uint_t cnt, void *arg)
1647 {
1648 	mac_resource_props_t *mrp = arg;
1649 
1650 	if (vdp->vd_val == RESET_VAL) {
1651 		mrp->mrp_maxbw = MRP_MAXBW_RESETVAL;
1652 	} else {
1653 		bcopy((char *)vdp->vd_val, &mrp->mrp_maxbw, sizeof (uint64_t));
1654 	}
1655 	mrp->mrp_mask |= MRP_MAXBW;
1656 
1657 	return (DLADM_STATUS_OK);
1658 }
1659 
1660 /* ARGSUSED */
1661 static dladm_status_t
1662 get_cpus(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1663     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1664     uint_t flags, uint_t *perm_flags)
1665 {
1666 	dladm_status_t		status;
1667 	mac_resource_props_t	mrp;
1668 	mac_propval_range_t	*pv_range;
1669 	int			err;
1670 
1671 	if (strcmp(pdp->pd_name, "cpus-effective") == 0) {
1672 		status = i_dladm_get_public_prop(handle, linkid,
1673 		    "resource-effective", flags, perm_flags, &mrp,
1674 		    sizeof (mrp));
1675 	} else {
1676 		status = i_dladm_get_public_prop(handle, linkid,
1677 		    "resource", flags, perm_flags, &mrp, sizeof (mrp));
1678 	}
1679 
1680 	if (status != DLADM_STATUS_OK)
1681 		return (status);
1682 
1683 	if (mrp.mrp_ncpus > *val_cnt)
1684 		return (DLADM_STATUS_TOOSMALL);
1685 
1686 	if (mrp.mrp_ncpus == 0) {
1687 		*val_cnt = 0;
1688 		return (DLADM_STATUS_OK);
1689 	}
1690 
1691 	/* Sort CPU list and convert it to a mac_propval_range */
1692 	status = dladm_list2range(mrp.mrp_cpu, mrp.mrp_ncpus,
1693 	    MAC_PROPVAL_UINT32, &pv_range);
1694 	if (status != DLADM_STATUS_OK)
1695 		return (status);
1696 
1697 	/* Write CPU ranges and individual CPUs */
1698 	err = dladm_range2strs(pv_range, prop_val);
1699 	if (err != 0) {
1700 		free(pv_range);
1701 		return (dladm_errno2status(err));
1702 	}
1703 
1704 	*val_cnt = pv_range->mpr_count;
1705 	free(pv_range);
1706 
1707 	return (DLADM_STATUS_OK);
1708 }
1709 
1710 /* ARGSUSED */
1711 static dladm_status_t
1712 check_cpus(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1713     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
1714     datalink_media_t media)
1715 {
1716 	int			i, j, rc;
1717 	long			nproc = sysconf(_SC_NPROCESSORS_CONF);
1718 	mac_resource_props_t	mrp;
1719 	mac_propval_range_t	*pv_range;
1720 	uint_t			perm_flags;
1721 	uint32_t		ncpus;
1722 	uint32_t		*cpus = mrp.mrp_cpu;
1723 	val_desc_t		*vdp = *vdpp;
1724 	val_desc_t		*newvdp;
1725 	uint_t			val_cnt = *val_cntp;
1726 	dladm_status_t		status = DLADM_STATUS_OK;
1727 
1728 	/* Get the current pool property */
1729 	status = i_dladm_get_public_prop(handle, linkid, "resource", 0,
1730 	    &perm_flags, &mrp, sizeof (mrp));
1731 
1732 	if (status == DLADM_STATUS_OK) {
1733 		/* Can't set cpus if a pool is set */
1734 		if (strlen(mrp.mrp_pool) != 0)
1735 			return (DLADM_STATUS_POOLCPU);
1736 	}
1737 
1738 	/* Read ranges and convert to mac_propval_range */
1739 	status = dladm_strs2range(prop_val, val_cnt, MAC_PROPVAL_UINT32,
1740 	    &pv_range);
1741 	if (status != DLADM_STATUS_OK)
1742 		goto done1;
1743 
1744 	/* Convert mac_propval_range to a single CPU list */
1745 	ncpus = MRP_NCPUS;
1746 	status = dladm_range2list(pv_range, cpus, &ncpus);
1747 	if (status != DLADM_STATUS_OK)
1748 		goto done1;
1749 
1750 	/*
1751 	 * If a range of CPUs was entered, update value count and reallocate
1752 	 * the array of val_desc_t's.  The array allocated was sized for
1753 	 * indvidual elements, but needs to be reallocated to accomodate the
1754 	 * expanded list of CPUs.
1755 	 */
1756 	if (val_cnt < ncpus) {
1757 		newvdp = calloc(*val_cntp, sizeof (val_desc_t));
1758 		if (newvdp == NULL) {
1759 			status = DLADM_STATUS_NOMEM;
1760 			goto done1;
1761 		}
1762 		vdp = newvdp;
1763 	}
1764 
1765 	/* Check if all CPUs in the list are online */
1766 	for (i = 0; i < ncpus; i++) {
1767 		if (cpus[i] >= nproc) {
1768 			status = DLADM_STATUS_BADCPUID;
1769 			goto done2;
1770 		}
1771 
1772 		rc = p_online(cpus[i], P_STATUS);
1773 		if (rc < 1) {
1774 			status = DLADM_STATUS_CPUERR;
1775 			goto done2;
1776 		}
1777 
1778 		if (rc != P_ONLINE) {
1779 			status = DLADM_STATUS_CPUNOTONLINE;
1780 			goto done2;
1781 		}
1782 
1783 		vdp[i].vd_val = (uintptr_t)cpus[i];
1784 	}
1785 
1786 	/* Check for duplicate CPUs */
1787 	for (i = 0; i < *val_cntp; i++) {
1788 		for (j = 0; j < *val_cntp; j++) {
1789 			if (i != j && vdp[i].vd_val == vdp[j].vd_val) {
1790 				status = DLADM_STATUS_BADVAL;
1791 				goto done2;
1792 			}
1793 		}
1794 	}
1795 
1796 	/* Update *val_cntp and *vdpp if everything was OK */
1797 	if (val_cnt < ncpus) {
1798 		*val_cntp = ncpus;
1799 		free(*vdpp);
1800 		*vdpp = newvdp;
1801 	}
1802 
1803 	status = DLADM_STATUS_OK;
1804 	goto done1;
1805 
1806 done2:
1807 	free(newvdp);
1808 done1:
1809 	free(pv_range);
1810 	return (status);
1811 }
1812 
1813 /* ARGSUSED */
1814 dladm_status_t
1815 extract_cpus(val_desc_t *vdp, uint_t cnt, void *arg)
1816 {
1817 	mac_resource_props_t	*mrp = arg;
1818 	int			i;
1819 
1820 	if (vdp[0].vd_val == RESET_VAL) {
1821 		bzero(&mrp->mrp_cpus, sizeof (mac_cpus_t));
1822 		mrp->mrp_mask |= MRP_CPUS;
1823 		return (DLADM_STATUS_OK);
1824 	}
1825 
1826 	for (i = 0; i < cnt; i++)
1827 		mrp->mrp_cpu[i] = (uint32_t)vdp[i].vd_val;
1828 
1829 	mrp->mrp_ncpus = cnt;
1830 	mrp->mrp_mask |= (MRP_CPUS|MRP_CPUS_USERSPEC);
1831 	mrp->mrp_fanout_mode = MCM_CPUS;
1832 	mrp->mrp_rx_intr_cpu = -1;
1833 
1834 	return (DLADM_STATUS_OK);
1835 }
1836 
1837 /*
1838  * Get the pool datalink property from the kernel.  This is used
1839  * for both the user specified pool and effective pool properties.
1840  */
1841 /* ARGSUSED */
1842 static dladm_status_t
1843 get_pool(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1844     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1845     uint_t flags, uint_t *perm_flags)
1846 {
1847 	mac_resource_props_t	mrp;
1848 	dladm_status_t		status;
1849 
1850 	if (strcmp(pdp->pd_name, "pool-effective") == 0) {
1851 		status = i_dladm_get_public_prop(handle, linkid,
1852 		    "resource-effective", flags, perm_flags, &mrp,
1853 		    sizeof (mrp));
1854 	} else {
1855 		status = i_dladm_get_public_prop(handle, linkid,
1856 		    "resource", flags, perm_flags, &mrp, sizeof (mrp));
1857 	}
1858 
1859 	if (status != DLADM_STATUS_OK)
1860 		return (status);
1861 
1862 	if (strlen(mrp.mrp_pool) == 0) {
1863 		(*prop_val)[0] = '\0';
1864 	} else {
1865 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
1866 		    "%s", mrp.mrp_pool);
1867 	}
1868 	*val_cnt = 1;
1869 
1870 	return (DLADM_STATUS_OK);
1871 }
1872 
1873 /* ARGSUSED */
1874 static dladm_status_t
1875 check_pool(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1876     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
1877     datalink_media_t media)
1878 {
1879 	pool_conf_t		*poolconf;
1880 	pool_t			*pool;
1881 	mac_resource_props_t	mrp;
1882 	dladm_status_t		status;
1883 	uint_t			perm_flags;
1884 	char			*poolname;
1885 	val_desc_t		*vdp = *vdpp;
1886 
1887 	/* Get the current cpus property */
1888 	status = i_dladm_get_public_prop(handle, linkid, "resource", 0,
1889 	    &perm_flags, &mrp, sizeof (mrp));
1890 
1891 	if (status == DLADM_STATUS_OK) {
1892 		/* Can't set pool if cpus are set */
1893 		if (mrp.mrp_ncpus != 0)
1894 			return (DLADM_STATUS_POOLCPU);
1895 	}
1896 
1897 	poolname = malloc(sizeof (mrp.mrp_pool));
1898 	if (poolname == NULL)
1899 		return (DLADM_STATUS_NOMEM);
1900 
1901 	/* Check for pool's availability if not booting */
1902 	if ((flags & DLADM_OPT_BOOT) == 0) {
1903 
1904 		/* Allocate and open pool configuration */
1905 		if ((poolconf = pool_conf_alloc()) == NULL)
1906 			return (DLADM_STATUS_BADVAL);
1907 
1908 		if (pool_conf_open(poolconf, pool_dynamic_location(), PO_RDONLY)
1909 		    != PO_SUCCESS) {
1910 			pool_conf_free(poolconf);
1911 			return (DLADM_STATUS_BADVAL);
1912 		}
1913 
1914 		/* Look for pool name */
1915 		if ((pool = pool_get_pool(poolconf, *prop_val)) == NULL) {
1916 			pool_conf_free(poolconf);
1917 			return (DLADM_STATUS_BADVAL);
1918 		}
1919 
1920 		pool_conf_free(poolconf);
1921 		free(pool);
1922 	}
1923 
1924 	(void) strlcpy(poolname, *prop_val, sizeof (mrp.mrp_pool));
1925 	vdp->vd_val = (uintptr_t)poolname;
1926 
1927 	return (DLADM_STATUS_OK);
1928 }
1929 
1930 /* ARGSUSED */
1931 dladm_status_t
1932 extract_pool(val_desc_t *vdp, uint_t cnt, void *arg)
1933 {
1934 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
1935 
1936 	if (vdp->vd_val == RESET_VAL) {
1937 		bzero(&mrp->mrp_pool, sizeof (mrp->mrp_pool));
1938 		mrp->mrp_mask |= MRP_POOL;
1939 		return (DLADM_STATUS_OK);
1940 	}
1941 
1942 	(void) strlcpy(mrp->mrp_pool, (char *)vdp->vd_val,
1943 	    sizeof (mrp->mrp_pool));
1944 	mrp->mrp_mask |= MRP_POOL;
1945 	/*
1946 	 * Use MCM_CPUS since the fanout count is not user specified
1947 	 * and will be determined by the cpu list generated from the
1948 	 * pool.
1949 	 */
1950 	mrp->mrp_fanout_mode = MCM_CPUS;
1951 
1952 	return (DLADM_STATUS_OK);
1953 }
1954 
1955 /* ARGSUSED */
1956 static dladm_status_t
1957 get_priority(dladm_handle_t handle, prop_desc_t *pdp,
1958     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
1959     datalink_media_t media, uint_t flags, uint_t *perm_flags)
1960 {
1961 	mac_resource_props_t	mrp;
1962 	mac_priority_level_t	pri;
1963 	dladm_status_t		status;
1964 
1965 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
1966 	    perm_flags, &mrp, sizeof (mrp));
1967 	if (status != DLADM_STATUS_OK)
1968 		return (status);
1969 
1970 	pri = ((mrp.mrp_mask & MRP_PRIORITY) == 0) ? MPL_HIGH :
1971 	    mrp.mrp_priority;
1972 
1973 	(void) dladm_pri2str(pri, prop_val[0]);
1974 	*val_cnt = 1;
1975 	return (DLADM_STATUS_OK);
1976 }
1977 
1978 /* ARGSUSED */
1979 dladm_status_t
1980 extract_priority(val_desc_t *vdp, uint_t cnt, void *arg)
1981 {
1982 	mac_resource_props_t *mrp = arg;
1983 
1984 	if (cnt != 1)
1985 		return (DLADM_STATUS_BADVAL);
1986 
1987 	mrp->mrp_priority = (mac_priority_level_t)vdp->vd_val;
1988 	mrp->mrp_mask |= MRP_PRIORITY;
1989 
1990 	return (DLADM_STATUS_OK);
1991 }
1992 
1993 /*
1994  * Determines the size of the structure that needs to be sent to drivers
1995  * for retrieving the property range values.
1996  */
1997 static int
1998 i_dladm_range_size(mac_propval_range_t *r, size_t *sz)
1999 {
2000 	uint_t count = r->mpr_count;
2001 
2002 	*sz = sizeof (mac_propval_range_t);
2003 	--count;
2004 
2005 	switch (r->mpr_type) {
2006 	case MAC_PROPVAL_UINT32:
2007 		*sz += (count * sizeof (mac_propval_uint32_range_t));
2008 		return (0);
2009 	default:
2010 		break;
2011 	}
2012 	*sz = 0;
2013 	return (EINVAL);
2014 }
2015 
2016 
2017 /* ARGSUSED */
2018 static dladm_status_t
2019 check_rings(dladm_handle_t handle, prop_desc_t *pdp,
2020     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
2021     val_desc_t **vp, datalink_media_t media)
2022 {
2023 	uint_t		val_cnt = *val_cntp;
2024 	val_desc_t	*v = *vp;
2025 
2026 	if (val_cnt != 1)
2027 		return (DLADM_STATUS_BADVAL);
2028 	if (strncasecmp(prop_val[0], "hw", strlen("hw")) == 0) {
2029 		v->vd_val = UNSPEC_VAL;
2030 	} else if (strncasecmp(prop_val[0], "sw", strlen("sw")) == 0) {
2031 		v->vd_val = 0;
2032 	} else {
2033 		v->vd_val = strtoul(prop_val[0], NULL, 0);
2034 		if (v->vd_val == 0)
2035 			return (DLADM_STATUS_BADVAL);
2036 	}
2037 	return (DLADM_STATUS_OK);
2038 }
2039 
2040 /* ARGSUSED */
2041 static dladm_status_t
2042 get_rings_range(dladm_handle_t handle, prop_desc_t *pdp,
2043     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2044     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2045 {
2046 	dld_ioc_macprop_t *dip;
2047 	dladm_status_t status = DLADM_STATUS_OK;
2048 	mac_propval_range_t *rangep;
2049 	size_t	sz;
2050 	mac_propval_uint32_range_t *ur;
2051 
2052 	sz = sizeof (mac_propval_range_t);
2053 
2054 	if ((dip = i_dladm_buf_alloc_by_name(sz, linkid, pdp->pd_name, flags,
2055 	    &status)) == NULL)
2056 		return (status);
2057 
2058 	status = i_dladm_macprop(handle, dip, B_FALSE);
2059 	if (status != DLADM_STATUS_OK)
2060 		return (status);
2061 
2062 	rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
2063 	*val_cnt = 1;
2064 	ur = &rangep->mpr_range_uint32[0];
2065 	/* This is the case where the dev doesn't have any rings/groups */
2066 	if (rangep->mpr_count == 0) {
2067 		(*prop_val)[0] = '\0';
2068 	/*
2069 	 * This is the case where the dev supports rings, but static
2070 	 * grouping.
2071 	 */
2072 	} else if (ur->mpur_min == ur->mpur_max &&
2073 	    ur->mpur_max == 0) {
2074 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "sw,hw");
2075 	/*
2076 	 * This is the case where the dev supports rings and dynamic
2077 	 * grouping, but has only one value (say 2 rings and 2 groups).
2078 	 */
2079 	} else if (ur->mpur_min == ur->mpur_max) {
2080 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "sw,hw,%d",
2081 		    ur->mpur_min);
2082 	/*
2083 	 * This is the case where the dev supports rings and dynamic
2084 	 * grouping and has a range of rings.
2085 	 */
2086 	} else {
2087 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX,
2088 		    "sw,hw,<%ld-%ld>", ur->mpur_min, ur->mpur_max);
2089 	}
2090 	free(dip);
2091 	return (status);
2092 }
2093 
2094 
2095 /* ARGSUSED */
2096 static dladm_status_t
2097 get_rxrings(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2098     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2099     uint_t flags, uint_t *perm_flags)
2100 {
2101 	mac_resource_props_t	mrp;
2102 	dladm_status_t		status;
2103 	uint32_t		nrings = 0;
2104 
2105 	/*
2106 	 * Get the number of (effective-)rings from the resource property.
2107 	 */
2108 	if (strcmp(pdp->pd_name, "rxrings-effective") == 0) {
2109 		status = i_dladm_get_public_prop(handle, linkid,
2110 		    "resource-effective", flags, perm_flags, &mrp,
2111 		    sizeof (mrp));
2112 	} else {
2113 		/*
2114 		 * Get the permissions from the "rxrings" property.
2115 		 */
2116 		status = i_dladm_get_public_prop(handle, linkid, "rxrings",
2117 		    flags, perm_flags, NULL, 0);
2118 		if (status != DLADM_STATUS_OK)
2119 			return (status);
2120 
2121 		status = i_dladm_get_public_prop(handle, linkid,
2122 		    "resource", flags, NULL, &mrp, sizeof (mrp));
2123 	}
2124 
2125 	if (status != DLADM_STATUS_OK)
2126 		return (status);
2127 
2128 	if ((mrp.mrp_mask & MRP_RX_RINGS) == 0) {
2129 		*val_cnt = 0;
2130 		return (DLADM_STATUS_OK);
2131 	}
2132 	nrings = mrp.mrp_nrxrings;
2133 	*val_cnt = 1;
2134 	if (mrp.mrp_mask & MRP_RXRINGS_UNSPEC)
2135 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "hw");
2136 	else if (nrings == 0)
2137 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "sw");
2138 	else
2139 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", nrings);
2140 	return (DLADM_STATUS_OK);
2141 }
2142 
2143 /* ARGSUSED */
2144 dladm_status_t
2145 extract_rxrings(val_desc_t *vdp, uint_t cnt, void *arg)
2146 {
2147 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
2148 
2149 	mrp->mrp_nrxrings = 0;
2150 	if (vdp->vd_val == RESET_VAL)
2151 		mrp->mrp_mask = MRP_RINGS_RESET;
2152 	else if (vdp->vd_val == UNSPEC_VAL)
2153 		mrp->mrp_mask = MRP_RXRINGS_UNSPEC;
2154 	else
2155 		mrp->mrp_nrxrings = vdp->vd_val;
2156 	mrp->mrp_mask |= MRP_RX_RINGS;
2157 
2158 	return (DLADM_STATUS_OK);
2159 }
2160 
2161 /* ARGSUSED */
2162 static dladm_status_t
2163 get_txrings(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2164     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2165     uint_t flags, uint_t *perm_flags)
2166 {
2167 	mac_resource_props_t	mrp;
2168 	dladm_status_t		status;
2169 	uint32_t		nrings = 0;
2170 
2171 
2172 	/*
2173 	 * Get the number of (effective-)rings from the resource property.
2174 	 */
2175 	if (strcmp(pdp->pd_name, "txrings-effective") == 0) {
2176 		status = i_dladm_get_public_prop(handle, linkid,
2177 		    "resource-effective", flags, perm_flags, &mrp,
2178 		    sizeof (mrp));
2179 	} else {
2180 		/*
2181 		 * Get the permissions from the "txrings" property.
2182 		 */
2183 		status = i_dladm_get_public_prop(handle, linkid, "txrings",
2184 		    flags, perm_flags, NULL, 0);
2185 		if (status != DLADM_STATUS_OK)
2186 			return (status);
2187 
2188 		/*
2189 		 * Get the number of rings from the "resource" property.
2190 		 */
2191 		status = i_dladm_get_public_prop(handle, linkid, "resource",
2192 		    flags, NULL, &mrp, sizeof (mrp));
2193 	}
2194 
2195 	if (status != DLADM_STATUS_OK)
2196 		return (status);
2197 
2198 	if ((mrp.mrp_mask & MRP_TX_RINGS) == 0) {
2199 		*val_cnt = 0;
2200 		return (DLADM_STATUS_OK);
2201 	}
2202 	nrings = mrp.mrp_ntxrings;
2203 	*val_cnt = 1;
2204 	if (mrp.mrp_mask & MRP_TXRINGS_UNSPEC)
2205 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "hw");
2206 	else if (nrings == 0)
2207 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "sw");
2208 	else
2209 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", nrings);
2210 	return (DLADM_STATUS_OK);
2211 }
2212 
2213 /* ARGSUSED */
2214 dladm_status_t
2215 extract_txrings(val_desc_t *vdp, uint_t cnt, void *arg)
2216 {
2217 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
2218 
2219 	mrp->mrp_ntxrings = 0;
2220 	if (vdp->vd_val == RESET_VAL)
2221 		mrp->mrp_mask = MRP_RINGS_RESET;
2222 	else if (vdp->vd_val == UNSPEC_VAL)
2223 		mrp->mrp_mask = MRP_TXRINGS_UNSPEC;
2224 	else
2225 		mrp->mrp_ntxrings = vdp->vd_val;
2226 	mrp->mrp_mask |= MRP_TX_RINGS;
2227 
2228 	return (DLADM_STATUS_OK);
2229 }
2230 
2231 /* ARGSUSED */
2232 static dladm_status_t
2233 get_cntavail(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2234     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
2235     uint_t *perm_flags)
2236 {
2237 	if (flags & DLD_PROP_DEFAULT)
2238 		return (DLADM_STATUS_NOTDEFINED);
2239 
2240 	return (get_uint32(handle, pdp, linkid, prop_val, val_cnt, media,
2241 	    flags, perm_flags));
2242 }
2243 
2244 /* ARGSUSED */
2245 static dladm_status_t
2246 set_resource(dladm_handle_t handle, prop_desc_t *pdp,
2247     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt,
2248     uint_t flags, datalink_media_t media)
2249 {
2250 	mac_resource_props_t	mrp;
2251 	dladm_status_t		status = DLADM_STATUS_OK;
2252 	dld_ioc_macprop_t	*dip;
2253 	int			i;
2254 
2255 	bzero(&mrp, sizeof (mac_resource_props_t));
2256 	dip = i_dladm_buf_alloc_by_name(0, linkid, "resource",
2257 	    flags, &status);
2258 
2259 	if (dip == NULL)
2260 		return (status);
2261 
2262 	for (i = 0; i < DLADM_MAX_RSRC_PROP; i++) {
2263 		resource_prop_t	*rp = &rsrc_prop_table[i];
2264 
2265 		if (strcmp(pdp->pd_name, rp->rp_name) != 0)
2266 			continue;
2267 
2268 		status = rp->rp_extract(vdp, val_cnt, &mrp);
2269 		if (status != DLADM_STATUS_OK)
2270 			goto done;
2271 
2272 		break;
2273 	}
2274 
2275 	(void) memcpy(dip->pr_val, &mrp, dip->pr_valsize);
2276 	status = i_dladm_macprop(handle, dip, B_TRUE);
2277 
2278 done:
2279 	free(dip);
2280 	return (status);
2281 }
2282 
2283 /* ARGSUSED */
2284 static dladm_status_t
2285 get_protection(dladm_handle_t handle, prop_desc_t *pdp,
2286     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2287     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2288 {
2289 	mac_resource_props_t	mrp;
2290 	mac_protect_t		*p;
2291 	dladm_status_t		status;
2292 	uint32_t		i, cnt = 0, setbits[32];
2293 
2294 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2295 	    perm_flags, &mrp, sizeof (mrp));
2296 	if (status != DLADM_STATUS_OK)
2297 		return (status);
2298 
2299 	p = &mrp.mrp_protect;
2300 	if ((mrp.mrp_mask & MRP_PROTECT) == 0) {
2301 		*val_cnt = 0;
2302 		return (DLADM_STATUS_OK);
2303 	}
2304 	dladm_find_setbits32(p->mp_types, setbits, &cnt);
2305 	if (cnt > *val_cnt)
2306 		return (DLADM_STATUS_BADVALCNT);
2307 
2308 	for (i = 0; i < cnt; i++)
2309 		(void) dladm_protect2str(setbits[i], prop_val[i]);
2310 
2311 	*val_cnt = cnt;
2312 	return (DLADM_STATUS_OK);
2313 }
2314 
2315 /* ARGSUSED */
2316 static dladm_status_t
2317 get_allowedips(dladm_handle_t handle, prop_desc_t *pdp,
2318     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2319     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2320 {
2321 	mac_resource_props_t	mrp;
2322 	mac_protect_t		*p;
2323 	dladm_status_t		status;
2324 	int			i;
2325 
2326 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2327 	    perm_flags, &mrp, sizeof (mrp));
2328 	if (status != DLADM_STATUS_OK)
2329 		return (status);
2330 
2331 	p = &mrp.mrp_protect;
2332 	if (p->mp_ipaddrcnt == 0) {
2333 		*val_cnt = 0;
2334 		return (DLADM_STATUS_OK);
2335 	}
2336 	if (p->mp_ipaddrcnt > *val_cnt)
2337 		return (DLADM_STATUS_BADVALCNT);
2338 
2339 	for (i = 0; i < p->mp_ipaddrcnt; i++) {
2340 		if (p->mp_ipaddrs[i].ip_version == IPV4_VERSION) {
2341 			ipaddr_t	v4addr;
2342 
2343 			v4addr = V4_PART_OF_V6(p->mp_ipaddrs[i].ip_addr);
2344 			(void) dladm_ipv4addr2str(&v4addr, prop_val[i]);
2345 		} else {
2346 			(void) dladm_ipv6addr2str(&p->mp_ipaddrs[i].ip_addr,
2347 			    prop_val[i]);
2348 		}
2349 	}
2350 	*val_cnt = p->mp_ipaddrcnt;
2351 	return (DLADM_STATUS_OK);
2352 }
2353 
2354 dladm_status_t
2355 extract_protection(val_desc_t *vdp, uint_t cnt, void *arg)
2356 {
2357 	mac_resource_props_t	*mrp = arg;
2358 	uint32_t		types = 0;
2359 	int			i;
2360 
2361 	for (i = 0; i < cnt; i++)
2362 		types |= (uint32_t)vdp[i].vd_val;
2363 
2364 	mrp->mrp_protect.mp_types = types;
2365 	mrp->mrp_mask |= MRP_PROTECT;
2366 	return (DLADM_STATUS_OK);
2367 }
2368 
2369 dladm_status_t
2370 extract_allowedips(val_desc_t *vdp, uint_t cnt, void *arg)
2371 {
2372 	mac_resource_props_t	*mrp = arg;
2373 	mac_protect_t		*p = &mrp->mrp_protect;
2374 	int			i;
2375 
2376 	if (vdp->vd_val == 0) {
2377 		cnt = (uint_t)-1;
2378 	} else {
2379 		for (i = 0; i < cnt; i++) {
2380 			bcopy((void *)vdp[i].vd_val, &p->mp_ipaddrs[i],
2381 			    sizeof (mac_ipaddr_t));
2382 		}
2383 	}
2384 	p->mp_ipaddrcnt = cnt;
2385 	mrp->mrp_mask |= MRP_PROTECT;
2386 	return (DLADM_STATUS_OK);
2387 }
2388 
2389 static dladm_status_t
2390 check_single_ip(char *buf, mac_ipaddr_t *addr)
2391 {
2392 	dladm_status_t	status;
2393 	ipaddr_t	v4addr;
2394 	in6_addr_t	v6addr;
2395 	boolean_t	isv4 = B_TRUE;
2396 
2397 	status = dladm_str2ipv4addr(buf, &v4addr);
2398 	if (status == DLADM_STATUS_INVALID_IP) {
2399 		status = dladm_str2ipv6addr(buf, &v6addr);
2400 		if (status == DLADM_STATUS_OK)
2401 			isv4 = B_FALSE;
2402 	}
2403 	if (status != DLADM_STATUS_OK)
2404 		return (status);
2405 
2406 	if (isv4) {
2407 		if (v4addr == INADDR_ANY)
2408 			return (DLADM_STATUS_INVALID_IP);
2409 
2410 		IN6_IPADDR_TO_V4MAPPED(v4addr, &addr->ip_addr);
2411 		addr->ip_version = IPV4_VERSION;
2412 	} else {
2413 		if (IN6_IS_ADDR_UNSPECIFIED(&v6addr))
2414 			return (DLADM_STATUS_INVALID_IP);
2415 
2416 		addr->ip_addr = v6addr;
2417 		addr->ip_version = IPV6_VERSION;
2418 	}
2419 	return (DLADM_STATUS_OK);
2420 }
2421 
2422 /* ARGSUSED */
2423 static dladm_status_t
2424 check_allowedips(dladm_handle_t handle, prop_desc_t *pdp,
2425     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
2426     val_desc_t **vdpp, datalink_media_t media)
2427 {
2428 	dladm_status_t	status;
2429 	mac_ipaddr_t	*addr;
2430 	int		i;
2431 	uint_t		val_cnt = *val_cntp;
2432 	val_desc_t	*vdp = *vdpp;
2433 
2434 	if (val_cnt > MPT_MAXIPADDR)
2435 		return (DLADM_STATUS_BADVALCNT);
2436 
2437 	for (i = 0; i < val_cnt; i++) {
2438 		if ((addr = calloc(1, sizeof (mac_ipaddr_t))) == NULL) {
2439 			status = DLADM_STATUS_NOMEM;
2440 			goto fail;
2441 		}
2442 		vdp[i].vd_val = (uintptr_t)addr;
2443 
2444 		status = check_single_ip(prop_val[i], addr);
2445 		if (status != DLADM_STATUS_OK)
2446 			goto fail;
2447 	}
2448 	return (DLADM_STATUS_OK);
2449 
2450 fail:
2451 	for (i = 0; i < val_cnt; i++) {
2452 		free((void *)vdp[i].vd_val);
2453 		vdp[i].vd_val = NULL;
2454 	}
2455 	return (status);
2456 }
2457 
2458 static void
2459 dladm_cid2str(mac_dhcpcid_t *cid, char *buf)
2460 {
2461 	char	tmp_buf[DLADM_STRSIZE];
2462 	uint_t	hexlen;
2463 
2464 	switch (cid->dc_form) {
2465 	case CIDFORM_TYPED: {
2466 		uint16_t	duidtype, hwtype;
2467 		uint32_t	timestamp, ennum;
2468 		char		*lladdr;
2469 
2470 		if (cid->dc_len < sizeof (duidtype))
2471 			goto fail;
2472 
2473 		bcopy(cid->dc_id, &duidtype, sizeof (duidtype));
2474 		duidtype = ntohs(duidtype);
2475 		switch (duidtype) {
2476 		case DHCPV6_DUID_LLT: {
2477 			duid_llt_t	llt;
2478 
2479 			if (cid->dc_len < sizeof (llt))
2480 				goto fail;
2481 
2482 			bcopy(cid->dc_id, &llt, sizeof (llt));
2483 			hwtype = ntohs(llt.dllt_hwtype);
2484 			timestamp = ntohl(llt.dllt_time);
2485 			lladdr = _link_ntoa(cid->dc_id + sizeof (llt),
2486 			    NULL, cid->dc_len - sizeof (llt), IFT_OTHER);
2487 			if (lladdr == NULL)
2488 				goto fail;
2489 
2490 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%d.%s",
2491 			    duidtype, hwtype, timestamp, lladdr);
2492 			free(lladdr);
2493 			break;
2494 		}
2495 		case DHCPV6_DUID_EN: {
2496 			duid_en_t	en;
2497 
2498 			if (cid->dc_len < sizeof (en))
2499 				goto fail;
2500 
2501 			bcopy(cid->dc_id, &en, sizeof (en));
2502 			ennum = DHCPV6_GET_ENTNUM(&en);
2503 			hexlen = sizeof (tmp_buf);
2504 			if (octet_to_hexascii(cid->dc_id + sizeof (en),
2505 			    cid->dc_len - sizeof (en), tmp_buf, &hexlen) != 0)
2506 				goto fail;
2507 
2508 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%s",
2509 			    duidtype, ennum, tmp_buf);
2510 			break;
2511 		}
2512 		case DHCPV6_DUID_LL: {
2513 			duid_ll_t	ll;
2514 
2515 			if (cid->dc_len < sizeof (ll))
2516 				goto fail;
2517 
2518 			bcopy(cid->dc_id, &ll, sizeof (ll));
2519 			hwtype = ntohs(ll.dll_hwtype);
2520 			lladdr = _link_ntoa(cid->dc_id + sizeof (ll),
2521 			    NULL, cid->dc_len - sizeof (ll), IFT_OTHER);
2522 			if (lladdr == NULL)
2523 				goto fail;
2524 
2525 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%s",
2526 			    duidtype, hwtype, lladdr);
2527 			free(lladdr);
2528 			break;
2529 		}
2530 		default: {
2531 			hexlen = sizeof (tmp_buf);
2532 			if (octet_to_hexascii(cid->dc_id + sizeof (duidtype),
2533 			    cid->dc_len - sizeof (duidtype),
2534 			    tmp_buf, &hexlen) != 0)
2535 				goto fail;
2536 
2537 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%s",
2538 			    duidtype, tmp_buf);
2539 		}
2540 		}
2541 		break;
2542 	}
2543 	case CIDFORM_HEX: {
2544 		hexlen = sizeof (tmp_buf);
2545 		if (octet_to_hexascii(cid->dc_id, cid->dc_len,
2546 		    tmp_buf, &hexlen) != 0)
2547 			goto fail;
2548 
2549 		(void) snprintf(buf, DLADM_STRSIZE, "0x%s", tmp_buf);
2550 		break;
2551 	}
2552 	case CIDFORM_STR: {
2553 		int	i;
2554 
2555 		for (i = 0; i < cid->dc_len; i++) {
2556 			if (!isprint(cid->dc_id[i]))
2557 				goto fail;
2558 		}
2559 		(void) snprintf(buf, DLADM_STRSIZE, "%s", cid->dc_id);
2560 		break;
2561 	}
2562 	default:
2563 		goto fail;
2564 	}
2565 	return;
2566 
2567 fail:
2568 	(void) snprintf(buf, DLADM_STRSIZE, "<unknown>");
2569 }
2570 
2571 static dladm_status_t
2572 dladm_str2cid(char *buf, mac_dhcpcid_t *cid)
2573 {
2574 	char	*ptr = buf;
2575 	char	tmp_buf[DLADM_STRSIZE];
2576 	uint_t	hexlen, cidlen;
2577 
2578 	bzero(cid, sizeof (*cid));
2579 	if (isdigit(*ptr) &&
2580 	    ptr[strspn(ptr, "0123456789")] == '.') {
2581 		char	*cp;
2582 		ulong_t	duidtype;
2583 		ulong_t	subtype;
2584 		ulong_t	timestamp;
2585 		uchar_t	*lladdr;
2586 		int	addrlen;
2587 
2588 		errno = 0;
2589 		duidtype = strtoul(ptr, &cp, 0);
2590 		if (ptr == cp || errno != 0 || *cp != '.' ||
2591 		    duidtype > USHRT_MAX)
2592 			return (DLADM_STATUS_BADARG);
2593 		ptr = cp + 1;
2594 
2595 		if (duidtype != 0 && duidtype <= DHCPV6_DUID_LL) {
2596 			errno = 0;
2597 			subtype = strtoul(ptr, &cp, 0);
2598 			if (ptr == cp || errno != 0 || *cp != '.')
2599 				return (DLADM_STATUS_BADARG);
2600 			ptr = cp + 1;
2601 		}
2602 		switch (duidtype) {
2603 		case DHCPV6_DUID_LLT: {
2604 			duid_llt_t	llt;
2605 
2606 			errno = 0;
2607 			timestamp = strtoul(ptr, &cp, 0);
2608 			if (ptr == cp || errno != 0 || *cp != '.')
2609 				return (DLADM_STATUS_BADARG);
2610 
2611 			ptr = cp + 1;
2612 			lladdr = _link_aton(ptr, &addrlen);
2613 			if (lladdr == NULL)
2614 				return (DLADM_STATUS_BADARG);
2615 
2616 			cidlen = sizeof (llt) + addrlen;
2617 			if (cidlen > sizeof (cid->dc_id)) {
2618 				free(lladdr);
2619 				return (DLADM_STATUS_TOOSMALL);
2620 			}
2621 			llt.dllt_dutype = htons(duidtype);
2622 			llt.dllt_hwtype = htons(subtype);
2623 			llt.dllt_time = htonl(timestamp);
2624 			bcopy(&llt, cid->dc_id, sizeof (llt));
2625 			bcopy(lladdr, cid->dc_id + sizeof (llt), addrlen);
2626 			free(lladdr);
2627 			break;
2628 		}
2629 		case DHCPV6_DUID_LL: {
2630 			duid_ll_t	ll;
2631 
2632 			lladdr = _link_aton(ptr, &addrlen);
2633 			if (lladdr == NULL)
2634 				return (DLADM_STATUS_BADARG);
2635 
2636 			cidlen = sizeof (ll) + addrlen;
2637 			if (cidlen > sizeof (cid->dc_id)) {
2638 				free(lladdr);
2639 				return (DLADM_STATUS_TOOSMALL);
2640 			}
2641 			ll.dll_dutype = htons(duidtype);
2642 			ll.dll_hwtype = htons(subtype);
2643 			bcopy(&ll, cid->dc_id, sizeof (ll));
2644 			bcopy(lladdr, cid->dc_id + sizeof (ll), addrlen);
2645 			free(lladdr);
2646 			break;
2647 		}
2648 		default: {
2649 			hexlen = sizeof (tmp_buf);
2650 			if (hexascii_to_octet(ptr, strlen(ptr),
2651 			    tmp_buf, &hexlen) != 0)
2652 				return (DLADM_STATUS_BADARG);
2653 
2654 			if (duidtype == DHCPV6_DUID_EN) {
2655 				duid_en_t	en;
2656 
2657 				en.den_dutype = htons(duidtype);
2658 				DHCPV6_SET_ENTNUM(&en, subtype);
2659 
2660 				cidlen = sizeof (en) + hexlen;
2661 				if (cidlen > sizeof (cid->dc_id))
2662 					return (DLADM_STATUS_TOOSMALL);
2663 
2664 				bcopy(&en, cid->dc_id, sizeof (en));
2665 				bcopy(tmp_buf, cid->dc_id + sizeof (en),
2666 				    hexlen);
2667 			} else {
2668 				uint16_t	dutype = htons(duidtype);
2669 
2670 				cidlen = sizeof (dutype) + hexlen;
2671 				if (cidlen > sizeof (cid->dc_id))
2672 					return (DLADM_STATUS_TOOSMALL);
2673 
2674 				bcopy(&dutype, cid->dc_id, sizeof (dutype));
2675 				bcopy(tmp_buf, cid->dc_id + sizeof (dutype),
2676 				    hexlen);
2677 			}
2678 			break;
2679 		}
2680 		}
2681 		cid->dc_form = CIDFORM_TYPED;
2682 	} else if (strncasecmp("0x", ptr, 2) == 0 && ptr[2] != '\0') {
2683 		ptr += 2;
2684 		hexlen = sizeof (tmp_buf);
2685 		if (hexascii_to_octet(ptr, strlen(ptr), tmp_buf,
2686 		    &hexlen) != 0) {
2687 			return (DLADM_STATUS_BADARG);
2688 		}
2689 		cidlen = hexlen;
2690 		if (cidlen > sizeof (cid->dc_id))
2691 			return (DLADM_STATUS_TOOSMALL);
2692 
2693 		bcopy(tmp_buf, cid->dc_id, cidlen);
2694 		cid->dc_form = CIDFORM_HEX;
2695 	} else {
2696 		cidlen = strlen(ptr);
2697 		if (cidlen > sizeof (cid->dc_id))
2698 			return (DLADM_STATUS_TOOSMALL);
2699 
2700 		bcopy(ptr, cid->dc_id, cidlen);
2701 		cid->dc_form = CIDFORM_STR;
2702 	}
2703 	cid->dc_len = cidlen;
2704 	return (DLADM_STATUS_OK);
2705 }
2706 
2707 /* ARGSUSED */
2708 static dladm_status_t
2709 get_allowedcids(dladm_handle_t handle, prop_desc_t *pdp,
2710     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2711     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2712 {
2713 	mac_resource_props_t	mrp;
2714 	mac_protect_t		*p;
2715 	dladm_status_t		status;
2716 	int			i;
2717 
2718 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2719 	    perm_flags, &mrp, sizeof (mrp));
2720 	if (status != DLADM_STATUS_OK)
2721 		return (status);
2722 
2723 	p = &mrp.mrp_protect;
2724 	if (p->mp_cidcnt == 0) {
2725 		*val_cnt = 0;
2726 		return (DLADM_STATUS_OK);
2727 	}
2728 	if (p->mp_cidcnt > *val_cnt)
2729 		return (DLADM_STATUS_BADVALCNT);
2730 
2731 	for (i = 0; i < p->mp_cidcnt; i++) {
2732 		mac_dhcpcid_t	*cid = &p->mp_cids[i];
2733 
2734 		dladm_cid2str(cid, prop_val[i]);
2735 	}
2736 	*val_cnt = p->mp_cidcnt;
2737 	return (DLADM_STATUS_OK);
2738 }
2739 
2740 dladm_status_t
2741 extract_allowedcids(val_desc_t *vdp, uint_t cnt, void *arg)
2742 {
2743 	mac_resource_props_t	*mrp = arg;
2744 	mac_protect_t		*p = &mrp->mrp_protect;
2745 	int			i;
2746 
2747 	if (vdp->vd_val == 0) {
2748 		cnt = (uint_t)-1;
2749 	} else {
2750 		for (i = 0; i < cnt; i++) {
2751 			bcopy((void *)vdp[i].vd_val, &p->mp_cids[i],
2752 			    sizeof (mac_dhcpcid_t));
2753 		}
2754 	}
2755 	p->mp_cidcnt = cnt;
2756 	mrp->mrp_mask |= MRP_PROTECT;
2757 	return (DLADM_STATUS_OK);
2758 }
2759 
2760 /* ARGSUSED */
2761 static dladm_status_t
2762 check_allowedcids(dladm_handle_t handle, prop_desc_t *pdp,
2763     datalink_id_t linkid, char **prop_val, uint_t *val_cntp,
2764     uint_t flags, val_desc_t **vdpp, datalink_media_t media)
2765 {
2766 	dladm_status_t	status;
2767 	mac_dhcpcid_t	*cid;
2768 	int		i;
2769 	uint_t		val_cnt = *val_cntp;
2770 	val_desc_t	*vdp = *vdpp;
2771 
2772 	if (val_cnt > MPT_MAXCID)
2773 		return (DLADM_STATUS_BADVALCNT);
2774 
2775 	for (i = 0; i < val_cnt; i++) {
2776 		if ((cid = calloc(1, sizeof (mac_dhcpcid_t))) == NULL) {
2777 			status = DLADM_STATUS_NOMEM;
2778 			goto fail;
2779 		}
2780 		vdp[i].vd_val = (uintptr_t)cid;
2781 
2782 		status = dladm_str2cid(prop_val[i], cid);
2783 		if (status != DLADM_STATUS_OK)
2784 			goto fail;
2785 	}
2786 	return (DLADM_STATUS_OK);
2787 
2788 fail:
2789 	for (i = 0; i < val_cnt; i++) {
2790 		free((void *)vdp[i].vd_val);
2791 		vdp[i].vd_val = NULL;
2792 	}
2793 	return (status);
2794 }
2795 
2796 /* ARGSUSED */
2797 static dladm_status_t
2798 get_autopush(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2799     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2800     uint_t flags, uint_t *perm_flags)
2801 {
2802 	struct		dlautopush dlap;
2803 	int		i, len;
2804 	dladm_status_t	status;
2805 
2806 	if (flags & DLD_PROP_DEFAULT)
2807 		return (DLADM_STATUS_NOTDEFINED);
2808 
2809 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
2810 	    perm_flags, &dlap, sizeof (dlap));
2811 	if (status != DLADM_STATUS_OK)
2812 		return (status);
2813 
2814 	if (dlap.dap_npush == 0) {
2815 		*val_cnt = 0;
2816 		return (DLADM_STATUS_OK);
2817 	}
2818 	for (i = 0, len = 0; i < dlap.dap_npush; i++) {
2819 		if (i != 0) {
2820 			(void) snprintf(*prop_val + len,
2821 			    DLADM_PROP_VAL_MAX - len, "%c", AP_DELIMITER);
2822 			len += 1;
2823 		}
2824 		(void) snprintf(*prop_val + len, DLADM_PROP_VAL_MAX - len,
2825 		    "%s", dlap.dap_aplist[i]);
2826 		len += strlen(dlap.dap_aplist[i]);
2827 		if (dlap.dap_anchor - 1 == i) {
2828 			(void) snprintf(*prop_val + len,
2829 			    DLADM_PROP_VAL_MAX - len, "%c%s", AP_DELIMITER,
2830 			    AP_ANCHOR);
2831 			len += (strlen(AP_ANCHOR) + 1);
2832 		}
2833 	}
2834 	*val_cnt = 1;
2835 	return (DLADM_STATUS_OK);
2836 }
2837 
2838 /*
2839  * Add the specified module to the dlautopush structure; returns a
2840  * DLADM_STATUS_* code.
2841  */
2842 dladm_status_t
2843 i_dladm_add_ap_module(const char *module, struct dlautopush *dlap)
2844 {
2845 	if ((strlen(module) == 0) || (strlen(module) > FMNAMESZ))
2846 		return (DLADM_STATUS_BADVAL);
2847 
2848 	if (strncasecmp(module, AP_ANCHOR, strlen(AP_ANCHOR)) == 0) {
2849 		/*
2850 		 * We don't allow multiple anchors, and the anchor must
2851 		 * be after at least one module.
2852 		 */
2853 		if (dlap->dap_anchor != 0)
2854 			return (DLADM_STATUS_BADVAL);
2855 		if (dlap->dap_npush == 0)
2856 			return (DLADM_STATUS_BADVAL);
2857 
2858 		dlap->dap_anchor = dlap->dap_npush;
2859 		return (DLADM_STATUS_OK);
2860 	}
2861 	if (dlap->dap_npush >= MAXAPUSH)
2862 		return (DLADM_STATUS_BADVALCNT);
2863 
2864 	(void) strlcpy(dlap->dap_aplist[dlap->dap_npush++], module,
2865 	    FMNAMESZ + 1);
2866 
2867 	return (DLADM_STATUS_OK);
2868 }
2869 
2870 /*
2871  * Currently, both '.' and ' '(space) can be used as the delimiters between
2872  * autopush modules. The former is used in dladm set-linkprop, and the
2873  * latter is used in the autopush(1M) file.
2874  */
2875 /* ARGSUSED */
2876 static dladm_status_t
2877 check_autopush(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2878     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
2879     datalink_media_t media)
2880 {
2881 	char			*module;
2882 	struct dlautopush	*dlap;
2883 	dladm_status_t		status;
2884 	char			val[DLADM_PROP_VAL_MAX];
2885 	char			delimiters[4];
2886 	uint_t			val_cnt = *val_cntp;
2887 	val_desc_t		*vdp = *vdpp;
2888 
2889 	if (val_cnt != 1)
2890 		return (DLADM_STATUS_BADVALCNT);
2891 
2892 	if (prop_val != NULL) {
2893 		dlap = malloc(sizeof (struct dlautopush));
2894 		if (dlap == NULL)
2895 			return (DLADM_STATUS_NOMEM);
2896 
2897 		(void) memset(dlap, 0, sizeof (struct dlautopush));
2898 		(void) snprintf(delimiters, 4, " %c\n", AP_DELIMITER);
2899 		bcopy(*prop_val, val, DLADM_PROP_VAL_MAX);
2900 		module = strtok(val, delimiters);
2901 		while (module != NULL) {
2902 			status = i_dladm_add_ap_module(module, dlap);
2903 			if (status != DLADM_STATUS_OK)
2904 				return (status);
2905 			module = strtok(NULL, delimiters);
2906 		}
2907 
2908 		vdp->vd_val = (uintptr_t)dlap;
2909 	} else {
2910 		vdp->vd_val = 0;
2911 	}
2912 	return (DLADM_STATUS_OK);
2913 }
2914 
2915 #define	WLDP_BUFSIZE (MAX_BUF_LEN - WIFI_BUF_OFFSET)
2916 
2917 /* ARGSUSED */
2918 static dladm_status_t
2919 get_rate_common(dladm_handle_t handle, prop_desc_t *pdp,
2920     datalink_id_t linkid, char **prop_val, uint_t *val_cnt, uint_t id,
2921     uint_t *perm_flags)
2922 {
2923 	wl_rates_t	*wrp;
2924 	uint_t		i;
2925 	dladm_status_t	status = DLADM_STATUS_OK;
2926 
2927 	wrp = malloc(WLDP_BUFSIZE);
2928 	if (wrp == NULL)
2929 		return (DLADM_STATUS_NOMEM);
2930 
2931 	status = i_dladm_wlan_param(handle, linkid, wrp, id, WLDP_BUFSIZE,
2932 	    B_FALSE);
2933 	if (status != DLADM_STATUS_OK)
2934 		goto done;
2935 
2936 	if (wrp->wl_rates_num > *val_cnt) {
2937 		status = DLADM_STATUS_TOOSMALL;
2938 		goto done;
2939 	}
2940 
2941 	if (wrp->wl_rates_rates[0] == 0) {
2942 		prop_val[0][0] = '\0';
2943 		*val_cnt = 1;
2944 		goto done;
2945 	}
2946 
2947 	for (i = 0; i < wrp->wl_rates_num; i++) {
2948 		(void) snprintf(prop_val[i], DLADM_STRSIZE, "%.*f",
2949 		    wrp->wl_rates_rates[i] % 2,
2950 		    (float)wrp->wl_rates_rates[i] / 2);
2951 	}
2952 	*val_cnt = wrp->wl_rates_num;
2953 	*perm_flags = MAC_PROP_PERM_RW;
2954 
2955 done:
2956 	free(wrp);
2957 	return (status);
2958 }
2959 
2960 static dladm_status_t
2961 get_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2962     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2963     uint_t flags, uint_t *perm_flags)
2964 {
2965 	if (media != DL_WIFI) {
2966 		return (get_speed(handle, pdp, linkid, prop_val,
2967 		    val_cnt, media, flags, perm_flags));
2968 	}
2969 
2970 	return (get_rate_common(handle, pdp, linkid, prop_val, val_cnt,
2971 	    MAC_PROP_WL_DESIRED_RATES, perm_flags));
2972 }
2973 
2974 /* ARGSUSED */
2975 static dladm_status_t
2976 get_rate_mod(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2977     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2978     uint_t flags, uint_t *perm_flags)
2979 {
2980 	switch (media) {
2981 	case DL_ETHER:
2982 		/*
2983 		 * Speed for ethernet links is unbounded. E.g., 802.11b
2984 		 * links can have a speed of 5.5 Gbps.
2985 		 */
2986 		return (DLADM_STATUS_NOTSUP);
2987 
2988 	case DL_WIFI:
2989 		return (get_rate_common(handle, pdp, linkid, prop_val,
2990 		    val_cnt, MAC_PROP_WL_SUPPORTED_RATES, perm_flags));
2991 	default:
2992 		return (DLADM_STATUS_BADARG);
2993 	}
2994 }
2995 
2996 static dladm_status_t
2997 set_wlan_rate(dladm_handle_t handle, datalink_id_t linkid,
2998     dladm_wlan_rates_t *rates)
2999 {
3000 	int		i;
3001 	uint_t		len;
3002 	wl_rates_t	*wrp;
3003 	dladm_status_t	status = DLADM_STATUS_OK;
3004 
3005 	wrp = malloc(WLDP_BUFSIZE);
3006 	if (wrp == NULL)
3007 		return (DLADM_STATUS_NOMEM);
3008 
3009 	bzero(wrp, WLDP_BUFSIZE);
3010 	for (i = 0; i < rates->wr_cnt; i++)
3011 		wrp->wl_rates_rates[i] = rates->wr_rates[i];
3012 	wrp->wl_rates_num = rates->wr_cnt;
3013 
3014 	len = offsetof(wl_rates_t, wl_rates_rates) +
3015 	    (rates->wr_cnt * sizeof (char)) + WIFI_BUF_OFFSET;
3016 	status = i_dladm_wlan_param(handle, linkid, wrp,
3017 	    MAC_PROP_WL_DESIRED_RATES, len, B_TRUE);
3018 
3019 	free(wrp);
3020 	return (status);
3021 }
3022 
3023 /* ARGSUSED */
3024 static dladm_status_t
3025 set_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3026     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
3027 {
3028 	dladm_wlan_rates_t	rates;
3029 	dladm_status_t		status;
3030 
3031 	/*
3032 	 * can currently set rate on WIFI links only.
3033 	 */
3034 	if (media != DL_WIFI)
3035 		return (DLADM_STATUS_PROPRDONLY);
3036 
3037 	if (val_cnt != 1)
3038 		return (DLADM_STATUS_BADVALCNT);
3039 
3040 	rates.wr_cnt = 1;
3041 	rates.wr_rates[0] = vdp[0].vd_val;
3042 
3043 	status = set_wlan_rate(handle, linkid, &rates);
3044 
3045 	return (status);
3046 }
3047 
3048 /* ARGSUSED */
3049 static dladm_status_t
3050 check_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3051     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
3052     datalink_media_t media)
3053 {
3054 	int		i;
3055 	uint_t		modval_cnt = MAX_SUPPORT_RATES;
3056 	char		*buf, **modval;
3057 	dladm_status_t	status;
3058 	uint_t 		perm_flags;
3059 	uint_t		val_cnt = *val_cntp;
3060 	val_desc_t	*vdp = *vdpp;
3061 
3062 	if (val_cnt != 1)
3063 		return (DLADM_STATUS_BADVALCNT);
3064 
3065 	buf = malloc((sizeof (char *) + DLADM_STRSIZE) *
3066 	    MAX_SUPPORT_RATES);
3067 	if (buf == NULL) {
3068 		status = DLADM_STATUS_NOMEM;
3069 		goto done;
3070 	}
3071 
3072 	modval = (char **)(void *)buf;
3073 	for (i = 0; i < MAX_SUPPORT_RATES; i++) {
3074 		modval[i] = buf + sizeof (char *) * MAX_SUPPORT_RATES +
3075 		    i * DLADM_STRSIZE;
3076 	}
3077 
3078 	status = get_rate_mod(handle, NULL, linkid, modval, &modval_cnt,
3079 	    media, 0, &perm_flags);
3080 	if (status != DLADM_STATUS_OK)
3081 		goto done;
3082 
3083 	for (i = 0; i < modval_cnt; i++) {
3084 		if (strcasecmp(*prop_val, modval[i]) == 0) {
3085 			vdp->vd_val = (uintptr_t)(uint_t)
3086 			    (atof(*prop_val) * 2);
3087 			status = DLADM_STATUS_OK;
3088 			break;
3089 		}
3090 	}
3091 	if (i == modval_cnt)
3092 		status = DLADM_STATUS_BADVAL;
3093 done:
3094 	free(buf);
3095 	return (status);
3096 }
3097 
3098 static dladm_status_t
3099 get_phyconf(dladm_handle_t handle, datalink_id_t linkid, void *buf,
3100     int buflen)
3101 {
3102 	return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_PHY_CONFIG,
3103 	    buflen, B_FALSE));
3104 }
3105 
3106 /* ARGSUSED */
3107 static dladm_status_t
3108 get_channel(dladm_handle_t handle, prop_desc_t *pdp,
3109     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3110     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3111 {
3112 	uint32_t	channel;
3113 	char		buf[WLDP_BUFSIZE];
3114 	dladm_status_t	status;
3115 	wl_phy_conf_t	wl_phy_conf;
3116 
3117 	if ((status = get_phyconf(handle, linkid, buf, sizeof (buf)))
3118 	    != DLADM_STATUS_OK)
3119 		return (status);
3120 
3121 	(void) memcpy(&wl_phy_conf, buf, sizeof (wl_phy_conf));
3122 	if (!i_dladm_wlan_convert_chan(&wl_phy_conf, &channel))
3123 		return (DLADM_STATUS_NOTFOUND);
3124 
3125 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%u", channel);
3126 	*val_cnt = 1;
3127 	*perm_flags = MAC_PROP_PERM_READ;
3128 	return (DLADM_STATUS_OK);
3129 }
3130 
3131 /* ARGSUSED */
3132 static dladm_status_t
3133 get_powermode(dladm_handle_t handle, prop_desc_t *pdp,
3134     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3135     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3136 {
3137 	wl_ps_mode_t	mode;
3138 	const char	*s;
3139 	char		buf[WLDP_BUFSIZE];
3140 	dladm_status_t	status;
3141 
3142 	if ((status = i_dladm_wlan_param(handle, linkid, buf,
3143 	    MAC_PROP_WL_POWER_MODE, sizeof (buf), B_FALSE)) != DLADM_STATUS_OK)
3144 		return (status);
3145 
3146 	(void) memcpy(&mode, buf, sizeof (mode));
3147 	switch (mode.wl_ps_mode) {
3148 	case WL_PM_AM:
3149 		s = "off";
3150 		break;
3151 	case WL_PM_MPS:
3152 		s = "max";
3153 		break;
3154 	case WL_PM_FAST:
3155 		s = "fast";
3156 		break;
3157 	default:
3158 		return (DLADM_STATUS_NOTFOUND);
3159 	}
3160 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%s", s);
3161 	*val_cnt = 1;
3162 	*perm_flags = MAC_PROP_PERM_RW;
3163 	return (DLADM_STATUS_OK);
3164 }
3165 
3166 /* ARGSUSED */
3167 static dladm_status_t
3168 set_powermode(dladm_handle_t handle, prop_desc_t *pdp,
3169     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt, uint_t flags,
3170     datalink_media_t media)
3171 {
3172 	dladm_wlan_powermode_t	powermode = vdp->vd_val;
3173 	wl_ps_mode_t		ps_mode;
3174 
3175 	if (val_cnt != 1)
3176 		return (DLADM_STATUS_BADVALCNT);
3177 
3178 	(void) memset(&ps_mode, 0xff, sizeof (ps_mode));
3179 
3180 	switch (powermode) {
3181 	case DLADM_WLAN_PM_OFF:
3182 		ps_mode.wl_ps_mode = WL_PM_AM;
3183 		break;
3184 	case DLADM_WLAN_PM_MAX:
3185 		ps_mode.wl_ps_mode = WL_PM_MPS;
3186 		break;
3187 	case DLADM_WLAN_PM_FAST:
3188 		ps_mode.wl_ps_mode = WL_PM_FAST;
3189 		break;
3190 	default:
3191 		return (DLADM_STATUS_NOTSUP);
3192 	}
3193 	return (i_dladm_wlan_param(handle, linkid, &ps_mode,
3194 	    MAC_PROP_WL_POWER_MODE, sizeof (ps_mode), B_TRUE));
3195 }
3196 
3197 /* ARGSUSED */
3198 static dladm_status_t
3199 get_radio(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3200     char **prop_val, uint_t *val_cnt, datalink_media_t media,
3201     uint_t flags, uint_t *perm_flags)
3202 {
3203 	wl_radio_t	radio;
3204 	const char	*s;
3205 	char		buf[WLDP_BUFSIZE];
3206 	dladm_status_t	status;
3207 
3208 	if ((status = i_dladm_wlan_param(handle, linkid, buf,
3209 	    MAC_PROP_WL_RADIO, sizeof (buf), B_FALSE)) != DLADM_STATUS_OK)
3210 		return (status);
3211 
3212 	(void) memcpy(&radio, buf, sizeof (radio));
3213 	switch (radio) {
3214 	case B_TRUE:
3215 		s = "on";
3216 		break;
3217 	case B_FALSE:
3218 		s = "off";
3219 		break;
3220 	default:
3221 		return (DLADM_STATUS_NOTFOUND);
3222 	}
3223 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%s", s);
3224 	*val_cnt = 1;
3225 	*perm_flags = MAC_PROP_PERM_RW;
3226 	return (DLADM_STATUS_OK);
3227 }
3228 
3229 /* ARGSUSED */
3230 static dladm_status_t
3231 set_radio(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3232     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
3233 {
3234 	dladm_wlan_radio_t	radio = vdp->vd_val;
3235 	wl_radio_t		r;
3236 
3237 	if (val_cnt != 1)
3238 		return (DLADM_STATUS_BADVALCNT);
3239 
3240 	switch (radio) {
3241 	case DLADM_WLAN_RADIO_ON:
3242 		r = B_TRUE;
3243 		break;
3244 	case DLADM_WLAN_RADIO_OFF:
3245 		r = B_FALSE;
3246 		break;
3247 	default:
3248 		return (DLADM_STATUS_NOTSUP);
3249 	}
3250 	return (i_dladm_wlan_param(handle, linkid, &r, MAC_PROP_WL_RADIO,
3251 	    sizeof (r), B_TRUE));
3252 }
3253 
3254 /* ARGSUSED */
3255 static dladm_status_t
3256 check_hoplimit(dladm_handle_t handle, prop_desc_t *pdp,
3257     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
3258     val_desc_t **vdpp, datalink_media_t media)
3259 {
3260 	int32_t		hlim;
3261 	char		*ep;
3262 	uint_t		val_cnt = *val_cntp;
3263 	val_desc_t	*vdp = *vdpp;
3264 
3265 	if (val_cnt != 1)
3266 		return (DLADM_STATUS_BADVALCNT);
3267 
3268 	errno = 0;
3269 	hlim = strtol(*prop_val, &ep, 10);
3270 	if (errno != 0 || ep == *prop_val || hlim < 1 ||
3271 	    hlim > (int32_t)UINT8_MAX)
3272 		return (DLADM_STATUS_BADVAL);
3273 	vdp->vd_val = hlim;
3274 	return (DLADM_STATUS_OK);
3275 }
3276 
3277 /* ARGSUSED */
3278 static dladm_status_t
3279 check_encaplim(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3280     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
3281     datalink_media_t media)
3282 {
3283 	int32_t		elim;
3284 	char		*ep;
3285 	uint_t		val_cnt = *val_cntp;
3286 	val_desc_t	*vdp = *vdpp;
3287 
3288 	if (media != DL_IPV6)
3289 		return (DLADM_STATUS_BADARG);
3290 
3291 	if (val_cnt != 1)
3292 		return (DLADM_STATUS_BADVALCNT);
3293 
3294 	errno = 0;
3295 	elim = strtol(*prop_val, &ep, 10);
3296 	if (errno != 0 || ep == *prop_val || elim < 0 ||
3297 	    elim > (int32_t)UINT8_MAX)
3298 		return (DLADM_STATUS_BADVAL);
3299 	vdp->vd_val = elim;
3300 	return (DLADM_STATUS_OK);
3301 }
3302 
3303 static dladm_status_t
3304 i_dladm_set_linkprop_db(dladm_handle_t handle, datalink_id_t linkid,
3305     const char *prop_name, char **prop_val, uint_t val_cnt)
3306 {
3307 	char		buf[MAXLINELEN];
3308 	int		i;
3309 	dladm_conf_t	conf;
3310 	dladm_status_t	status;
3311 
3312 	status = dladm_read_conf(handle, linkid, &conf);
3313 	if (status != DLADM_STATUS_OK)
3314 		return (status);
3315 
3316 	/*
3317 	 * reset case.
3318 	 */
3319 	if (val_cnt == 0) {
3320 		status = dladm_unset_conf_field(handle, conf, prop_name);
3321 		if (status == DLADM_STATUS_OK)
3322 			status = dladm_write_conf(handle, conf);
3323 		goto done;
3324 	}
3325 
3326 	buf[0] = '\0';
3327 	for (i = 0; i < val_cnt; i++) {
3328 		(void) strlcat(buf, prop_val[i], MAXLINELEN);
3329 		if (i != val_cnt - 1)
3330 			(void) strlcat(buf, ",", MAXLINELEN);
3331 	}
3332 
3333 	status = dladm_set_conf_field(handle, conf, prop_name, DLADM_TYPE_STR,
3334 	    buf);
3335 	if (status == DLADM_STATUS_OK)
3336 		status = dladm_write_conf(handle, conf);
3337 
3338 done:
3339 	dladm_destroy_conf(handle, conf);
3340 	return (status);
3341 }
3342 
3343 static dladm_status_t
3344 i_dladm_get_linkprop_db(dladm_handle_t handle, datalink_id_t linkid,
3345     const char *prop_name, char **prop_val, uint_t *val_cntp)
3346 {
3347 	char		buf[MAXLINELEN], *str;
3348 	uint_t		cnt = 0;
3349 	dladm_conf_t	conf;
3350 	dladm_status_t	status;
3351 
3352 	status = dladm_read_conf(handle, linkid, &conf);
3353 	if (status != DLADM_STATUS_OK)
3354 		return (status);
3355 
3356 	status = dladm_get_conf_field(handle, conf, prop_name, buf, MAXLINELEN);
3357 	if (status != DLADM_STATUS_OK)
3358 		goto done;
3359 
3360 	str = strtok(buf, ",");
3361 	while (str != NULL) {
3362 		if (cnt == *val_cntp) {
3363 			status = DLADM_STATUS_TOOSMALL;
3364 			goto done;
3365 		}
3366 		(void) strlcpy(prop_val[cnt++], str, DLADM_PROP_VAL_MAX);
3367 		str = strtok(NULL, ",");
3368 	}
3369 
3370 	*val_cntp = cnt;
3371 
3372 done:
3373 	dladm_destroy_conf(handle, conf);
3374 	return (status);
3375 }
3376 
3377 /*
3378  * Walk persistent private link properties of a link.
3379  */
3380 static dladm_status_t
3381 i_dladm_walk_linkprop_priv_db(dladm_handle_t handle, datalink_id_t linkid,
3382     void *arg, int (*func)(dladm_handle_t, datalink_id_t, const char *, void *))
3383 {
3384 	dladm_status_t		status;
3385 	dladm_conf_t		conf;
3386 	char			last_attr[MAXLINKATTRLEN];
3387 	char			attr[MAXLINKATTRLEN];
3388 	char			attrval[MAXLINKATTRVALLEN];
3389 	size_t			attrsz;
3390 
3391 	if (linkid == DATALINK_INVALID_LINKID || func == NULL)
3392 		return (DLADM_STATUS_BADARG);
3393 
3394 	status = dladm_read_conf(handle, linkid, &conf);
3395 	if (status != DLADM_STATUS_OK)
3396 		return (status);
3397 
3398 	last_attr[0] = '\0';
3399 	while ((status = dladm_getnext_conf_linkprop(handle, conf, last_attr,
3400 	    attr, attrval, MAXLINKATTRVALLEN, &attrsz)) == DLADM_STATUS_OK) {
3401 		if (attr[0] == '_') {
3402 			if (func(handle, linkid, attr, arg) ==
3403 			    DLADM_WALK_TERMINATE)
3404 				break;
3405 		}
3406 		(void) strlcpy(last_attr, attr, MAXLINKATTRLEN);
3407 	}
3408 
3409 	dladm_destroy_conf(handle, conf);
3410 	return (DLADM_STATUS_OK);
3411 }
3412 
3413 static link_attr_t *
3414 dladm_name2prop(const char *prop_name)
3415 {
3416 	link_attr_t *p;
3417 
3418 	for (p = link_attr; p->pp_id != MAC_PROP_PRIVATE; p++) {
3419 		if (strcmp(p->pp_name, prop_name) == 0)
3420 			break;
3421 	}
3422 	return (p);
3423 }
3424 
3425 static link_attr_t *
3426 dladm_id2prop(mac_prop_id_t propid)
3427 {
3428 	link_attr_t *p;
3429 
3430 	for (p = link_attr; p->pp_id != MAC_PROP_PRIVATE; p++) {
3431 		if (p->pp_id == propid)
3432 			break;
3433 	}
3434 	return (p);
3435 }
3436 
3437 static dld_ioc_macprop_t *
3438 i_dladm_buf_alloc_impl(size_t valsize, datalink_id_t linkid,
3439     const char *prop_name, mac_prop_id_t propid, uint_t flags,
3440     dladm_status_t *status)
3441 {
3442 	int dsize;
3443 	dld_ioc_macprop_t *dip;
3444 
3445 	*status = DLADM_STATUS_OK;
3446 	dsize = MAC_PROP_BUFSIZE(valsize);
3447 	dip = malloc(dsize);
3448 	if (dip == NULL) {
3449 		*status = DLADM_STATUS_NOMEM;
3450 		return (NULL);
3451 	}
3452 	bzero(dip, dsize);
3453 	dip->pr_valsize = valsize;
3454 	(void) strlcpy(dip->pr_name, prop_name, sizeof (dip->pr_name));
3455 	dip->pr_linkid = linkid;
3456 	dip->pr_num = propid;
3457 	dip->pr_flags = flags;
3458 	return (dip);
3459 }
3460 
3461 static dld_ioc_macprop_t *
3462 i_dladm_buf_alloc_by_name(size_t valsize, datalink_id_t linkid,
3463     const char *prop_name, uint_t flags, dladm_status_t *status)
3464 {
3465 	link_attr_t *p;
3466 
3467 	p = dladm_name2prop(prop_name);
3468 	valsize = MAX(p->pp_valsize, valsize);
3469 	return (i_dladm_buf_alloc_impl(valsize, linkid, prop_name, p->pp_id,
3470 	    flags, status));
3471 }
3472 
3473 static dld_ioc_macprop_t *
3474 i_dladm_buf_alloc_by_id(size_t valsize, datalink_id_t linkid,
3475     mac_prop_id_t propid, uint_t flags, dladm_status_t *status)
3476 {
3477 	link_attr_t *p;
3478 
3479 	p = dladm_id2prop(propid);
3480 	valsize = MAX(p->pp_valsize, valsize);
3481 	return (i_dladm_buf_alloc_impl(valsize, linkid, p->pp_name, propid,
3482 	    flags, status));
3483 }
3484 
3485 /* ARGSUSED */
3486 static dladm_status_t
3487 set_public_prop(dladm_handle_t handle, prop_desc_t *pdp,
3488     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt, uint_t flags,
3489     datalink_media_t media)
3490 {
3491 	dld_ioc_macprop_t	*dip;
3492 	dladm_status_t	status = DLADM_STATUS_OK;
3493 	uint8_t		u8;
3494 	uint16_t	u16;
3495 	uint32_t	u32;
3496 	void		*val;
3497 
3498 	dip = i_dladm_buf_alloc_by_name(0, linkid, pdp->pd_name, 0, &status);
3499 	if (dip == NULL)
3500 		return (status);
3501 
3502 	if (pdp->pd_flags & PD_CHECK_ALLOC)
3503 		val = (void *)vdp->vd_val;
3504 	else {
3505 		/*
3506 		 * Currently all 1/2/4-byte size properties are byte/word/int.
3507 		 * No need (yet) to distinguish these from arrays of same size.
3508 		 */
3509 		switch (dip->pr_valsize) {
3510 		case 1:
3511 			u8 = vdp->vd_val;
3512 			val = &u8;
3513 			break;
3514 		case 2:
3515 			u16 = vdp->vd_val;
3516 			val = &u16;
3517 			break;
3518 		case 4:
3519 			u32 = vdp->vd_val;
3520 			val = &u32;
3521 			break;
3522 		default:
3523 			val = &vdp->vd_val;
3524 			break;
3525 		}
3526 	}
3527 
3528 	if (val != NULL)
3529 		(void) memcpy(dip->pr_val, val, dip->pr_valsize);
3530 	else
3531 		dip->pr_valsize = 0;
3532 
3533 	status = i_dladm_macprop(handle, dip, B_TRUE);
3534 
3535 done:
3536 	free(dip);
3537 	return (status);
3538 }
3539 
3540 dladm_status_t
3541 i_dladm_macprop(dladm_handle_t handle, void *dip, boolean_t set)
3542 {
3543 	dladm_status_t status = DLADM_STATUS_OK;
3544 
3545 	if (ioctl(dladm_dld_fd(handle),
3546 	    (set ? DLDIOC_SETMACPROP : DLDIOC_GETMACPROP), dip))
3547 		status = dladm_errno2status(errno);
3548 
3549 	return (status);
3550 }
3551 
3552 static dladm_status_t
3553 i_dladm_get_public_prop(dladm_handle_t handle, datalink_id_t linkid,
3554     char *prop_name, uint_t flags, uint_t *perm_flags, void *arg, size_t size)
3555 {
3556 	dld_ioc_macprop_t	*dip;
3557 	dladm_status_t		status;
3558 
3559 	dip = i_dladm_buf_alloc_by_name(0, linkid, prop_name, flags, &status);
3560 	if (dip == NULL)
3561 		return (DLADM_STATUS_NOMEM);
3562 
3563 	status = i_dladm_macprop(handle, dip, B_FALSE);
3564 	if (status != DLADM_STATUS_OK) {
3565 		free(dip);
3566 		return (status);
3567 	}
3568 
3569 	if (perm_flags != NULL)
3570 		*perm_flags = dip->pr_perm_flags;
3571 
3572 	if (arg != NULL)
3573 		(void) memcpy(arg, dip->pr_val, size);
3574 	free(dip);
3575 	return (DLADM_STATUS_OK);
3576 }
3577 
3578 /* ARGSUSED */
3579 static dladm_status_t
3580 check_uint32(dladm_handle_t handle, prop_desc_t *pdp,
3581     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
3582     val_desc_t **vp, datalink_media_t media)
3583 {
3584 	uint_t		val_cnt = *val_cntp;
3585 	val_desc_t	*v = *vp;
3586 
3587 	if (val_cnt != 1)
3588 		return (DLADM_STATUS_BADVAL);
3589 	v->vd_val = strtoul(prop_val[0], NULL, 0);
3590 	return (DLADM_STATUS_OK);
3591 }
3592 
3593 /* ARGSUSED */
3594 static dladm_status_t
3595 get_duplex(dladm_handle_t handle, prop_desc_t *pdp,
3596     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3597     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3598 {
3599 	link_duplex_t   link_duplex;
3600 	dladm_status_t  status;
3601 
3602 	if ((status = dladm_get_single_mac_stat(handle, linkid, "link_duplex",
3603 	    KSTAT_DATA_UINT32, &link_duplex)) != 0)
3604 		return (status);
3605 
3606 	switch (link_duplex) {
3607 	case LINK_DUPLEX_FULL:
3608 		(void) strcpy(*prop_val, "full");
3609 		break;
3610 	case LINK_DUPLEX_HALF:
3611 		(void) strcpy(*prop_val, "half");
3612 		break;
3613 	default:
3614 		(void) strcpy(*prop_val, "unknown");
3615 		break;
3616 	}
3617 	*val_cnt = 1;
3618 	return (DLADM_STATUS_OK);
3619 }
3620 
3621 /* ARGSUSED */
3622 static dladm_status_t
3623 get_speed(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3624     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
3625     uint_t *perm_flags)
3626 {
3627 	uint64_t	ifspeed = 0;
3628 	dladm_status_t status;
3629 
3630 	if ((status = dladm_get_single_mac_stat(handle, linkid, "ifspeed",
3631 	    KSTAT_DATA_UINT64, &ifspeed)) != 0)
3632 		return (status);
3633 
3634 	if ((ifspeed % 1000000) != 0) {
3635 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
3636 		    "%llf", ifspeed / (float)1000000); /* Mbps */
3637 	} else {
3638 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
3639 		    "%llu", ifspeed / 1000000); /* Mbps */
3640 	}
3641 	*val_cnt = 1;
3642 	*perm_flags = MAC_PROP_PERM_READ;
3643 	return (DLADM_STATUS_OK);
3644 }
3645 
3646 /* ARGSUSED */
3647 static dladm_status_t
3648 get_link_state(dladm_handle_t handle, prop_desc_t *pdp,
3649     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3650     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3651 {
3652 	link_state_t		link_state;
3653 	dladm_status_t		status;
3654 
3655 	status = dladm_get_state(handle, linkid, &link_state);
3656 	if (status != DLADM_STATUS_OK)
3657 		return (status);
3658 
3659 	switch (link_state) {
3660 	case LINK_STATE_UP:
3661 		(void) strcpy(*prop_val, "up");
3662 		break;
3663 	case LINK_STATE_DOWN:
3664 		(void) strcpy(*prop_val, "down");
3665 		break;
3666 	default:
3667 		(void) strcpy(*prop_val, "unknown");
3668 		break;
3669 	}
3670 	*val_cnt = 1;
3671 	*perm_flags = MAC_PROP_PERM_READ;
3672 	return (DLADM_STATUS_OK);
3673 }
3674 
3675 /* ARGSUSED */
3676 static dladm_status_t
3677 get_binary(dladm_handle_t handle, prop_desc_t *pdp,
3678     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3679     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3680 {
3681 	dladm_status_t	status;
3682 	uint_t		v = 0;
3683 
3684 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3685 	    perm_flags, &v, sizeof (v));
3686 	if (status != DLADM_STATUS_OK)
3687 		return (status);
3688 
3689 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%d", (uint_t)(v > 0));
3690 	*val_cnt = 1;
3691 	return (DLADM_STATUS_OK);
3692 }
3693 
3694 /* ARGSUSED */
3695 static dladm_status_t
3696 get_uint32(dladm_handle_t handle, prop_desc_t *pdp,
3697     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3698     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3699 {
3700 	dladm_status_t	status;
3701 	uint32_t	v = 0;
3702 
3703 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3704 	    perm_flags, &v, sizeof (v));
3705 	if (status != DLADM_STATUS_OK)
3706 		return (status);
3707 
3708 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", v);
3709 	*val_cnt = 1;
3710 	return (DLADM_STATUS_OK);
3711 }
3712 
3713 /* ARGSUSED */
3714 static dladm_status_t
3715 get_range(dladm_handle_t handle, prop_desc_t *pdp,
3716     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3717     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3718 {
3719 	dld_ioc_macprop_t *dip;
3720 	dladm_status_t status = DLADM_STATUS_OK;
3721 	size_t	sz;
3722 	mac_propval_range_t *rangep;
3723 
3724 	sz = sizeof (mac_propval_range_t);
3725 
3726 	/*
3727 	 * As caller we don't know number of value ranges, the driver
3728 	 * supports. To begin with we assume that number to be 1. If the
3729 	 * buffer size is insufficient, driver returns back with the
3730 	 * actual count of value ranges. See mac.h for more details.
3731 	 */
3732 retry:
3733 	if ((dip = i_dladm_buf_alloc_by_name(sz, linkid, pdp->pd_name, flags,
3734 	    &status)) == NULL)
3735 		return (status);
3736 
3737 	status = i_dladm_macprop(handle, dip, B_FALSE);
3738 	if (status != DLADM_STATUS_OK) {
3739 		if (status == DLADM_STATUS_TOOSMALL) {
3740 			int err;
3741 
3742 			rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
3743 			if ((err = i_dladm_range_size(rangep, &sz)) == 0) {
3744 				free(dip);
3745 				goto retry;
3746 			} else {
3747 				status = dladm_errno2status(err);
3748 			}
3749 		}
3750 		free(dip);
3751 		return (status);
3752 	}
3753 
3754 	rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
3755 	if (rangep->mpr_count == 0) {
3756 		*val_cnt = 1;
3757 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "--");
3758 		goto done;
3759 	}
3760 
3761 	switch (rangep->mpr_type) {
3762 	case MAC_PROPVAL_UINT32: {
3763 		mac_propval_uint32_range_t *ur;
3764 		uint_t	count = rangep->mpr_count, i;
3765 
3766 		ur = &rangep->mpr_range_uint32[0];
3767 
3768 		for (i = 0; i < count; i++, ur++) {
3769 			if (ur->mpur_min == ur->mpur_max) {
3770 				(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
3771 				    "%ld", ur->mpur_min);
3772 			} else {
3773 				(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
3774 				    "%ld-%ld", ur->mpur_min, ur->mpur_max);
3775 			}
3776 		}
3777 		*val_cnt = count;
3778 		break;
3779 	}
3780 	default:
3781 		status = DLADM_STATUS_BADARG;
3782 		break;
3783 	}
3784 done:
3785 	free(dip);
3786 	return (status);
3787 }
3788 
3789 /* ARGSUSED */
3790 static dladm_status_t
3791 get_tagmode(dladm_handle_t handle, prop_desc_t *pdp,
3792     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3793     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3794 {
3795 	link_tagmode_t		mode;
3796 	dladm_status_t		status;
3797 
3798 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3799 	    perm_flags, &mode, sizeof (mode));
3800 	if (status != DLADM_STATUS_OK)
3801 		return (status);
3802 
3803 	switch (mode) {
3804 	case LINK_TAGMODE_NORMAL:
3805 		(void) strlcpy(*prop_val, "normal", DLADM_PROP_VAL_MAX);
3806 		break;
3807 	case LINK_TAGMODE_VLANONLY:
3808 		(void) strlcpy(*prop_val, "vlanonly", DLADM_PROP_VAL_MAX);
3809 		break;
3810 	default:
3811 		(void) strlcpy(*prop_val, "unknown", DLADM_PROP_VAL_MAX);
3812 	}
3813 	*val_cnt = 1;
3814 	return (DLADM_STATUS_OK);
3815 }
3816 
3817 /* ARGSUSED */
3818 static dladm_status_t
3819 get_flowctl(dladm_handle_t handle, prop_desc_t *pdp,
3820     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3821     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3822 {
3823 	link_flowctrl_t	v;
3824 	dladm_status_t	status;
3825 
3826 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3827 	    perm_flags, &v, sizeof (v));
3828 	if (status != DLADM_STATUS_OK)
3829 		return (status);
3830 
3831 	switch (v) {
3832 	case LINK_FLOWCTRL_NONE:
3833 		(void) sprintf(*prop_val, "no");
3834 		break;
3835 	case LINK_FLOWCTRL_RX:
3836 		(void) sprintf(*prop_val, "rx");
3837 		break;
3838 	case LINK_FLOWCTRL_TX:
3839 		(void) sprintf(*prop_val, "tx");
3840 		break;
3841 	case LINK_FLOWCTRL_BI:
3842 		(void) sprintf(*prop_val, "bi");
3843 		break;
3844 	}
3845 	*val_cnt = 1;
3846 	return (DLADM_STATUS_OK);
3847 }
3848 
3849 
3850 /* ARGSUSED */
3851 static dladm_status_t
3852 i_dladm_set_private_prop(dladm_handle_t handle, datalink_id_t linkid,
3853     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
3854 
3855 {
3856 	int		i, slen;
3857 	int 		bufsize = 0;
3858 	dld_ioc_macprop_t *dip = NULL;
3859 	uchar_t 	*dp;
3860 	link_attr_t *p;
3861 	dladm_status_t	status = DLADM_STATUS_OK;
3862 
3863 	if ((prop_name == NULL && prop_val != NULL) ||
3864 	    (prop_val != NULL && val_cnt == 0))
3865 		return (DLADM_STATUS_BADARG);
3866 	p = dladm_name2prop(prop_name);
3867 	if (p->pp_id != MAC_PROP_PRIVATE)
3868 		return (DLADM_STATUS_BADARG);
3869 
3870 	if (!(flags & DLADM_OPT_ACTIVE))
3871 		return (DLADM_STATUS_OK);
3872 
3873 	/*
3874 	 * private properties: all parsing is done in the kernel.
3875 	 * allocate a enough space for each property + its separator (',').
3876 	 */
3877 	for (i = 0; i < val_cnt; i++) {
3878 		bufsize += strlen(prop_val[i]) + 1;
3879 	}
3880 
3881 	if (prop_val == NULL) {
3882 		/*
3883 		 * getting default value. so use more buffer space.
3884 		 */
3885 		bufsize += DLADM_PROP_BUF_CHUNK;
3886 	}
3887 
3888 	dip = i_dladm_buf_alloc_by_name(bufsize + 1, linkid, prop_name,
3889 	    (prop_val != NULL ? 0 : DLD_PROP_DEFAULT), &status);
3890 	if (dip == NULL)
3891 		return (status);
3892 
3893 	dp = (uchar_t *)dip->pr_val;
3894 	slen = 0;
3895 
3896 	if (prop_val == NULL) {
3897 		status = i_dladm_macprop(handle, dip, B_FALSE);
3898 		dip->pr_flags = 0;
3899 	} else {
3900 		for (i = 0; i < val_cnt; i++) {
3901 			int plen = 0;
3902 
3903 			plen = strlen(prop_val[i]);
3904 			bcopy(prop_val[i], dp, plen);
3905 			slen += plen;
3906 			/*
3907 			 * add a "," separator and update dp.
3908 			 */
3909 			if (i != (val_cnt -1))
3910 				dp[slen++] = ',';
3911 			dp += (plen + 1);
3912 		}
3913 	}
3914 	if (status == DLADM_STATUS_OK)
3915 		status = i_dladm_macprop(handle, dip, B_TRUE);
3916 
3917 	free(dip);
3918 	return (status);
3919 }
3920 
3921 static dladm_status_t
3922 i_dladm_get_priv_prop(dladm_handle_t handle, datalink_id_t linkid,
3923     const char *prop_name, char **prop_val, uint_t *val_cnt,
3924     dladm_prop_type_t type, uint_t dld_flags)
3925 {
3926 	dladm_status_t	status = DLADM_STATUS_OK;
3927 	dld_ioc_macprop_t *dip = NULL;
3928 	link_attr_t *p;
3929 
3930 	if ((prop_name == NULL && prop_val != NULL) ||
3931 	    (prop_val != NULL && val_cnt == 0))
3932 		return (DLADM_STATUS_BADARG);
3933 
3934 	p = dladm_name2prop(prop_name);
3935 	if (p->pp_id != MAC_PROP_PRIVATE)
3936 		return (DLADM_STATUS_BADARG);
3937 
3938 	/*
3939 	 * private properties: all parsing is done in the kernel.
3940 	 */
3941 	dip = i_dladm_buf_alloc_by_name(DLADM_PROP_BUF_CHUNK, linkid, prop_name,
3942 	    dld_flags, &status);
3943 	if (dip == NULL)
3944 		return (status);
3945 
3946 	if ((status = i_dladm_macprop(handle, dip, B_FALSE)) ==
3947 	    DLADM_STATUS_OK) {
3948 		if (type == DLADM_PROP_VAL_PERM) {
3949 			(void) dladm_perm2str(dip->pr_perm_flags, *prop_val);
3950 		} else if (type == DLADM_PROP_VAL_MODIFIABLE) {
3951 			*prop_val[0] = '\0';
3952 		} else {
3953 			(void) strncpy(*prop_val, dip->pr_val,
3954 			    DLADM_PROP_VAL_MAX);
3955 		}
3956 		*val_cnt = 1;
3957 	} else if ((status == DLADM_STATUS_NOTSUP) &&
3958 	    (type == DLADM_PROP_VAL_CURRENT)) {
3959 		status = DLADM_STATUS_NOTFOUND;
3960 	}
3961 	free(dip);
3962 	return (status);
3963 }
3964 
3965 
3966 static dladm_status_t
3967 i_dladm_getset_defval(dladm_handle_t handle, prop_desc_t *pdp,
3968     datalink_id_t linkid, datalink_media_t media, uint_t flags)
3969 {
3970 	dladm_status_t status;
3971 	char **prop_vals = NULL, *buf;
3972 	size_t bufsize;
3973 	uint_t cnt;
3974 	int i;
3975 	uint_t perm_flags;
3976 
3977 	/*
3978 	 * Allocate buffer needed for prop_vals array. We can have at most
3979 	 * DLADM_MAX_PROP_VALCNT char *prop_vals[] entries, where
3980 	 * each entry has max size DLADM_PROP_VAL_MAX
3981 	 */
3982 	bufsize =
3983 	    (sizeof (char *) + DLADM_PROP_VAL_MAX) * DLADM_MAX_PROP_VALCNT;
3984 	buf = malloc(bufsize);
3985 	prop_vals = (char **)(void *)buf;
3986 	for (i = 0; i < DLADM_MAX_PROP_VALCNT; i++) {
3987 		prop_vals[i] = buf +
3988 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
3989 		    i * DLADM_PROP_VAL_MAX;
3990 	}
3991 
3992 	/*
3993 	 * For properties which have pdp->pd_defval.vd_name as a non-empty
3994 	 * string, the "" itself is used to reset the property (exceptions
3995 	 * are zone and autopush, which populate vdp->vd_val). So
3996 	 * libdladm can copy pdp->pd_defval over to the val_desc_t passed
3997 	 * down on the setprop using the global values in the table. For
3998 	 * other cases (vd_name is ""), doing reset-linkprop will cause
3999 	 * libdladm to do a getprop to find the default value and then do
4000 	 * a setprop to reset the value to default.
4001 	 */
4002 	status = pdp->pd_get(handle, pdp, linkid, prop_vals, &cnt, media,
4003 	    DLD_PROP_DEFAULT, &perm_flags);
4004 	if (status == DLADM_STATUS_OK) {
4005 		if (perm_flags == MAC_PROP_PERM_RW) {
4006 			status = i_dladm_set_single_prop(handle, linkid,
4007 			    pdp->pd_class, media, pdp, prop_vals, cnt, flags);
4008 		}
4009 		else
4010 			status = DLADM_STATUS_NOTSUP;
4011 	}
4012 	free(buf);
4013 	return (status);
4014 }
4015 
4016 /* ARGSUSED */
4017 static dladm_status_t
4018 get_stp(dladm_handle_t handle, struct prop_desc *pd, datalink_id_t linkid,
4019     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
4020     uint_t *perm_flags)
4021 {
4022 	const bridge_public_prop_t *bpp;
4023 	dladm_status_t retv;
4024 	int val, i;
4025 
4026 	if (flags != 0)
4027 		return (DLADM_STATUS_NOTSUP);
4028 	*perm_flags = MAC_PROP_PERM_RW;
4029 	*val_cnt = 1;
4030 	for (bpp = bridge_prop; bpp->bpp_name != NULL; bpp++)
4031 		if (strcmp(bpp->bpp_name, pd->pd_name) == 0)
4032 			break;
4033 	retv = dladm_bridge_get_port_cfg(handle, linkid, bpp->bpp_code, &val);
4034 	/* If the daemon isn't running, then return the persistent value */
4035 	if (retv == DLADM_STATUS_NOTFOUND) {
4036 		if (i_dladm_get_linkprop_db(handle, linkid, pd->pd_name,
4037 		    prop_val, val_cnt) != DLADM_STATUS_OK)
4038 			(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4039 			    DLADM_PROP_VAL_MAX);
4040 		return (DLADM_STATUS_OK);
4041 	}
4042 	if (retv != DLADM_STATUS_OK) {
4043 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4044 		return (retv);
4045 	}
4046 	if (val == pd->pd_defval.vd_val && pd->pd_defval.vd_name[0] != '\0') {
4047 		(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4048 		    DLADM_PROP_VAL_MAX);
4049 		return (DLADM_STATUS_OK);
4050 	}
4051 	for (i = 0; i < pd->pd_noptval; i++) {
4052 		if (val == pd->pd_optval[i].vd_val) {
4053 			(void) strlcpy(*prop_val, pd->pd_optval[i].vd_name,
4054 			    DLADM_PROP_VAL_MAX);
4055 			return (DLADM_STATUS_OK);
4056 		}
4057 	}
4058 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", (unsigned)val);
4059 	return (DLADM_STATUS_OK);
4060 }
4061 
4062 /* ARGSUSED1 */
4063 static dladm_status_t
4064 set_stp_prop(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4065     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4066 {
4067 	/*
4068 	 * Special case for mcheck: the daemon resets the value to zero, and we
4069 	 * don't want the daemon to refresh itself; it leads to deadlock.
4070 	 */
4071 	if (flags & DLADM_OPT_NOREFRESH)
4072 		return (DLADM_STATUS_OK);
4073 
4074 	/* Tell the running daemon, if any */
4075 	return (dladm_bridge_refresh(handle, linkid));
4076 }
4077 
4078 /*
4079  * This is used only for stp_priority, stp_cost, and stp_mcheck.
4080  */
4081 /* ARGSUSED */
4082 static dladm_status_t
4083 check_stp_prop(dladm_handle_t handle, struct prop_desc *pd,
4084     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
4085     val_desc_t **vdpp, datalink_media_t media)
4086 {
4087 	char		*cp;
4088 	boolean_t	iscost;
4089 	uint_t		val_cnt = *val_cntp;
4090 	val_desc_t	*vdp = *vdpp;
4091 
4092 	if (val_cnt != 1)
4093 		return (DLADM_STATUS_BADVALCNT);
4094 
4095 	if (prop_val == NULL) {
4096 		vdp->vd_val = 0;
4097 	} else {
4098 		/* Only stp_priority and stp_cost use this function */
4099 		iscost = strcmp(pd->pd_name, "stp_cost") == 0;
4100 
4101 		if (iscost && strcmp(prop_val[0], "auto") == 0) {
4102 			/* Illegal value 0 is allowed to mean "automatic" */
4103 			vdp->vd_val = 0;
4104 		} else {
4105 			errno = 0;
4106 			vdp->vd_val = strtoul(prop_val[0], &cp, 0);
4107 			if (errno != 0 || *cp != '\0')
4108 				return (DLADM_STATUS_BADVAL);
4109 		}
4110 	}
4111 
4112 	if (iscost) {
4113 		return (vdp->vd_val > 65535 ? DLADM_STATUS_BADVAL :
4114 		    DLADM_STATUS_OK);
4115 	} else {
4116 		if (vdp->vd_val > 255)
4117 			return (DLADM_STATUS_BADVAL);
4118 		/*
4119 		 * If the user is setting stp_mcheck non-zero, then (per the
4120 		 * IEEE management standards and UNH testing) we need to check
4121 		 * whether this link is part of a bridge that is running RSTP.
4122 		 * If it's not, then setting the flag is an error.  Note that
4123 		 * errors are intentionally discarded here; it's the value
4124 		 * that's the problem -- it's not a bad value, merely one that
4125 		 * can't be used now.
4126 		 */
4127 		if (strcmp(pd->pd_name, "stp_mcheck") == 0 &&
4128 		    vdp->vd_val != 0) {
4129 			char bridge[MAXLINKNAMELEN];
4130 			UID_STP_CFG_T cfg;
4131 			dladm_bridge_prot_t brprot;
4132 
4133 			if (dladm_bridge_getlink(handle, linkid, bridge,
4134 			    sizeof (bridge)) != DLADM_STATUS_OK ||
4135 			    dladm_bridge_get_properties(bridge, &cfg,
4136 			    &brprot) != DLADM_STATUS_OK)
4137 				return (DLADM_STATUS_FAILED);
4138 			if (cfg.force_version <= 1)
4139 				return (DLADM_STATUS_FAILED);
4140 		}
4141 		return (DLADM_STATUS_OK);
4142 	}
4143 }
4144 
4145 /* ARGSUSED */
4146 static dladm_status_t
4147 get_bridge_forward(dladm_handle_t handle, struct prop_desc *pd,
4148     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4149     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4150 {
4151 	dladm_status_t retv;
4152 	uint_t val;
4153 
4154 	if (flags != 0)
4155 		return (DLADM_STATUS_NOTSUP);
4156 	*perm_flags = MAC_PROP_PERM_RW;
4157 	*val_cnt = 1;
4158 	retv = dladm_bridge_get_forwarding(handle, linkid, &val);
4159 	if (retv == DLADM_STATUS_NOTFOUND) {
4160 		if (i_dladm_get_linkprop_db(handle, linkid, pd->pd_name,
4161 		    prop_val, val_cnt) != DLADM_STATUS_OK)
4162 			(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4163 			    DLADM_PROP_VAL_MAX);
4164 		return (DLADM_STATUS_OK);
4165 	}
4166 	if (retv == DLADM_STATUS_OK)
4167 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", val);
4168 	else
4169 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4170 	return (retv);
4171 }
4172 
4173 /* ARGSUSED */
4174 static dladm_status_t
4175 set_bridge_forward(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4176     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4177 {
4178 	/* Tell the running daemon, if any */
4179 	return (dladm_bridge_refresh(handle, linkid));
4180 }
4181 
4182 /* ARGSUSED */
4183 static dladm_status_t
4184 get_bridge_pvid(dladm_handle_t handle, struct prop_desc *pd,
4185     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4186     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4187 {
4188 	dladm_status_t status;
4189 	dld_ioc_macprop_t *dip;
4190 	uint16_t pvid;
4191 
4192 	if (flags != 0)
4193 		return (DLADM_STATUS_NOTSUP);
4194 	*perm_flags = MAC_PROP_PERM_RW;
4195 	*val_cnt = 1;
4196 	dip = i_dladm_buf_alloc_by_id(sizeof (uint16_t), linkid, MAC_PROP_PVID,
4197 	    0, &status);
4198 	if (dip == NULL)
4199 		return (status);
4200 	status = i_dladm_macprop(handle, dip, B_FALSE);
4201 	if (status == DLADM_STATUS_OK) {
4202 		(void) memcpy(&pvid, dip->pr_val, sizeof (pvid));
4203 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", pvid);
4204 	} else {
4205 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4206 	}
4207 	free(dip);
4208 	return (status);
4209 }
4210 
4211 /* ARGSUSED */
4212 static dladm_status_t
4213 set_bridge_pvid(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4214     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4215 {
4216 	dladm_status_t status;
4217 	dld_ioc_macprop_t *dip;
4218 	uint16_t pvid;
4219 
4220 	dip = i_dladm_buf_alloc_by_id(sizeof (uint16_t), linkid, MAC_PROP_PVID,
4221 	    0, &status);
4222 	if (dip == NULL)
4223 		return (status);
4224 	pvid = vdp->vd_val;
4225 	(void) memcpy(dip->pr_val, &pvid, sizeof (pvid));
4226 	status = i_dladm_macprop(handle, dip, B_TRUE);
4227 	free(dip);
4228 	if (status != DLADM_STATUS_OK)
4229 		return (status);
4230 
4231 	/* Tell the running daemon, if any */
4232 	return (dladm_bridge_refresh(handle, linkid));
4233 }
4234 
4235 /* ARGSUSED */
4236 static dladm_status_t
4237 check_bridge_pvid(dladm_handle_t handle, struct prop_desc *pd,
4238     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
4239     val_desc_t **vdpp, datalink_media_t media)
4240 {
4241 	char		*cp;
4242 	uint_t		val_cnt = *val_cntp;
4243 	val_desc_t	*vdp = *vdpp;
4244 
4245 	if (val_cnt != 1)
4246 		return (DLADM_STATUS_BADVALCNT);
4247 
4248 	if (prop_val == NULL) {
4249 		vdp->vd_val = 1;
4250 	} else {
4251 		errno = 0;
4252 		vdp->vd_val = strtoul(prop_val[0], &cp, 0);
4253 		if (errno != 0 || *cp != '\0')
4254 			return (DLADM_STATUS_BADVAL);
4255 	}
4256 
4257 	return (vdp->vd_val > VLAN_ID_MAX ? DLADM_STATUS_BADVAL :
4258 	    DLADM_STATUS_OK);
4259 }
4260 
4261 dladm_status_t
4262 i_dladm_wlan_param(dladm_handle_t handle, datalink_id_t linkid, void *buf,
4263     mac_prop_id_t cmd, size_t len, boolean_t set)
4264 {
4265 	uint32_t		flags;
4266 	dladm_status_t		status;
4267 	uint32_t		media;
4268 	dld_ioc_macprop_t	*dip;
4269 	void			*dp;
4270 
4271 	if ((status = dladm_datalink_id2info(handle, linkid, &flags, NULL,
4272 	    &media, NULL, 0)) != DLADM_STATUS_OK) {
4273 		return (status);
4274 	}
4275 
4276 	if (media != DL_WIFI)
4277 		return (DLADM_STATUS_BADARG);
4278 
4279 	if (!(flags & DLADM_OPT_ACTIVE))
4280 		return (DLADM_STATUS_TEMPONLY);
4281 
4282 	if (len == (MAX_BUF_LEN - WIFI_BUF_OFFSET))
4283 		len = MAX_BUF_LEN - sizeof (dld_ioc_macprop_t) - 1;
4284 
4285 	dip = i_dladm_buf_alloc_by_id(len, linkid, cmd, 0, &status);
4286 	if (dip == NULL)
4287 		return (DLADM_STATUS_NOMEM);
4288 
4289 	dp = (uchar_t *)dip->pr_val;
4290 	if (set)
4291 		(void) memcpy(dp, buf, len);
4292 
4293 	status = i_dladm_macprop(handle, dip, set);
4294 	if (status == DLADM_STATUS_OK) {
4295 		if (!set)
4296 			(void) memcpy(buf, dp, len);
4297 	}
4298 
4299 	free(dip);
4300 	return (status);
4301 }
4302 
4303 dladm_status_t
4304 dladm_parse_link_props(char *str, dladm_arg_list_t **listp, boolean_t novalues)
4305 {
4306 	return (dladm_parse_args(str, listp, novalues));
4307 }
4308 
4309 /*
4310  * Retrieve the one link property from the database
4311  */
4312 /*ARGSUSED*/
4313 static int
4314 i_dladm_get_one_prop(dladm_handle_t handle, datalink_id_t linkid,
4315     const char *prop_name, void *arg)
4316 {
4317 	dladm_arg_list_t	*proplist = arg;
4318 	dladm_arg_info_t	*aip = NULL;
4319 
4320 	aip = &proplist->al_info[proplist->al_count];
4321 	/*
4322 	 * it is fine to point to prop_name since prop_name points to the
4323 	 * prop_table[n].pd_name.
4324 	 */
4325 	aip->ai_name = prop_name;
4326 
4327 	(void) dladm_get_linkprop(handle, linkid, DLADM_PROP_VAL_PERSISTENT,
4328 	    prop_name, aip->ai_val, &aip->ai_count);
4329 
4330 	if (aip->ai_count != 0)
4331 		proplist->al_count++;
4332 
4333 	return (DLADM_WALK_CONTINUE);
4334 }
4335 
4336 
4337 /*
4338  * Retrieve all link properties for a link from the database and
4339  * return a property list.
4340  */
4341 dladm_status_t
4342 dladm_link_get_proplist(dladm_handle_t handle, datalink_id_t linkid,
4343     dladm_arg_list_t **listp)
4344 {
4345 	dladm_arg_list_t	*list;
4346 	dladm_status_t		status = DLADM_STATUS_OK;
4347 
4348 	list = calloc(1, sizeof (dladm_arg_list_t));
4349 	if (list == NULL)
4350 		return (dladm_errno2status(errno));
4351 
4352 	status = dladm_walk_linkprop(handle, linkid, list,
4353 	    i_dladm_get_one_prop);
4354 
4355 	*listp = list;
4356 	return (status);
4357 }
4358 
4359 /*
4360  * Retrieve the named property from a proplist, check the value and
4361  * convert to a kernel structure.
4362  */
4363 static dladm_status_t
4364 i_dladm_link_proplist_extract_one(dladm_handle_t handle,
4365     dladm_arg_list_t *proplist, const char *name, uint_t flags, void *arg)
4366 {
4367 	dladm_status_t		status;
4368 	dladm_arg_info_t	*aip = NULL;
4369 	int			i, j;
4370 
4371 	/* Find named property in proplist */
4372 	for (i = 0; i < proplist->al_count; i++) {
4373 		aip = &proplist->al_info[i];
4374 		if (strcasecmp(aip->ai_name, name) == 0)
4375 			break;
4376 	}
4377 
4378 	/* Property not in list */
4379 	if (i == proplist->al_count)
4380 		return (DLADM_STATUS_OK);
4381 
4382 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
4383 		prop_desc_t	*pdp = &prop_table[i];
4384 		val_desc_t	*vdp;
4385 
4386 		vdp = malloc(sizeof (val_desc_t) * aip->ai_count);
4387 		if (vdp == NULL)
4388 			return (DLADM_STATUS_NOMEM);
4389 
4390 		if (strcasecmp(aip->ai_name, pdp->pd_name) != 0)
4391 			continue;
4392 
4393 		if (aip->ai_val == NULL)
4394 			return (DLADM_STATUS_BADARG);
4395 
4396 		/* Check property value */
4397 		if (pdp->pd_check != NULL) {
4398 			status = pdp->pd_check(handle, pdp, 0, aip->ai_val,
4399 			    &(aip->ai_count), flags, &vdp, 0);
4400 		} else {
4401 			status = DLADM_STATUS_BADARG;
4402 		}
4403 
4404 		if (status != DLADM_STATUS_OK)
4405 			return (status);
4406 
4407 		for (j = 0; j < DLADM_MAX_RSRC_PROP; j++) {
4408 			resource_prop_t	*rpp = &rsrc_prop_table[j];
4409 
4410 			if (strcasecmp(aip->ai_name, rpp->rp_name) != 0)
4411 				continue;
4412 
4413 			/* Extract kernel structure */
4414 			if (rpp->rp_extract != NULL) {
4415 				status = rpp->rp_extract(vdp,
4416 				    aip->ai_count, arg);
4417 			} else {
4418 				status = DLADM_STATUS_BADARG;
4419 			}
4420 			break;
4421 		}
4422 
4423 		if (status != DLADM_STATUS_OK)
4424 			return (status);
4425 
4426 		break;
4427 	}
4428 	return (status);
4429 }
4430 
4431 /*
4432  * Extract properties from a proplist and convert to mac_resource_props_t.
4433  */
4434 dladm_status_t
4435 dladm_link_proplist_extract(dladm_handle_t handle, dladm_arg_list_t *proplist,
4436     mac_resource_props_t *mrp, uint_t flags)
4437 {
4438 	dladm_status_t	status;
4439 	int		i;
4440 
4441 	for (i = 0; i < DLADM_MAX_RSRC_PROP; i++) {
4442 		status = i_dladm_link_proplist_extract_one(handle,
4443 		    proplist, rsrc_prop_table[i].rp_name, flags, mrp);
4444 		if (status != DLADM_STATUS_OK)
4445 			return (status);
4446 	}
4447 	return (status);
4448 }
4449 
4450 static const char *
4451 dladm_perm2str(uint_t perm, char *buf)
4452 {
4453 	(void) snprintf(buf, DLADM_STRSIZE, "%c%c",
4454 	    ((perm & MAC_PROP_PERM_READ) != 0) ? 'r' : '-',
4455 	    ((perm & MAC_PROP_PERM_WRITE) != 0) ? 'w' : '-');
4456 	return (buf);
4457 }
4458 
4459 dladm_status_t
4460 dladm_get_state(dladm_handle_t handle, datalink_id_t linkid,
4461     link_state_t *state)
4462 {
4463 	uint_t			perms;
4464 
4465 	return (i_dladm_get_public_prop(handle, linkid, "state", 0,
4466 	    &perms, state, sizeof (*state)));
4467 }
4468 
4469 boolean_t
4470 dladm_attr_is_linkprop(const char *name)
4471 {
4472 	/* non-property attribute names */
4473 	const char *nonprop[] = {
4474 		/* dlmgmtd core attributes */
4475 		"name",
4476 		"class",
4477 		"media",
4478 		FPHYMAJ,
4479 		FPHYINST,
4480 		FDEVNAME,
4481 
4482 		/* other attributes for vlan, aggr, etc */
4483 		DLADM_ATTR_NAMES
4484 	};
4485 	boolean_t	is_nonprop = B_FALSE;
4486 	int		i;
4487 
4488 	for (i = 0; i < sizeof (nonprop) / sizeof (nonprop[0]); i++) {
4489 		if (strcmp(name, nonprop[i]) == 0) {
4490 			is_nonprop = B_TRUE;
4491 			break;
4492 		}
4493 	}
4494 
4495 	return (!is_nonprop);
4496 }
4497 
4498 dladm_status_t
4499 dladm_linkprop_is_set(dladm_handle_t handle, datalink_id_t linkid,
4500     dladm_prop_type_t type, const char *prop_name, boolean_t *is_set)
4501 {
4502 	char		*buf, **propvals;
4503 	uint_t		valcnt = DLADM_MAX_PROP_VALCNT;
4504 	int		i;
4505 	dladm_status_t	status = DLADM_STATUS_OK;
4506 	size_t		bufsize;
4507 
4508 	*is_set = B_FALSE;
4509 
4510 	bufsize = (sizeof (char *) + DLADM_PROP_VAL_MAX) *
4511 	    DLADM_MAX_PROP_VALCNT;
4512 	if ((buf = calloc(1, bufsize)) == NULL)
4513 		return (DLADM_STATUS_NOMEM);
4514 
4515 	propvals = (char **)(void *)buf;
4516 	for (i = 0; i < valcnt; i++) {
4517 		propvals[i] = buf +
4518 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
4519 		    i * DLADM_PROP_VAL_MAX;
4520 	}
4521 
4522 	if (dladm_get_linkprop(handle, linkid, type, prop_name, propvals,
4523 	    &valcnt) != DLADM_STATUS_OK) {
4524 		goto done;
4525 	}
4526 
4527 	/*
4528 	 * valcnt is always set to 1 by get_pool(), hence we need to check
4529 	 * for a non-null string to see if it is set. For protection and
4530 	 * allowed-ips, we can check either the *propval or the valcnt.
4531 	 */
4532 	if ((strcmp(prop_name, "pool") == 0 ||
4533 	    strcmp(prop_name, "protection") == 0 ||
4534 	    strcmp(prop_name, "allowed-ips") == 0) &&
4535 	    (strlen(*propvals) != 0)) {
4536 		*is_set = B_TRUE;
4537 	} else if ((strcmp(prop_name, "cpus") == 0) && (valcnt != 0)) {
4538 		*is_set = B_TRUE;
4539 	} else if ((strcmp(prop_name, "_softmac") == 0) && (valcnt != 0) &&
4540 	    (strcmp(propvals[0], "true") == 0)) {
4541 		*is_set = B_TRUE;
4542 	}
4543 
4544 done:
4545 	if (buf != NULL)
4546 		free(buf);
4547 	return (status);
4548 }
4549 
4550 /* ARGSUSED */
4551 static dladm_status_t
4552 get_linkmode_prop(dladm_handle_t handle, prop_desc_t *pdp,
4553     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4554     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4555 {
4556 	char			*s;
4557 	uint32_t		v;
4558 	dladm_status_t		status;
4559 
4560 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
4561 	    perm_flags, &v, sizeof (v));
4562 	if (status != DLADM_STATUS_OK)
4563 		return (status);
4564 
4565 	switch (v) {
4566 	case DLADM_PART_CM_MODE:
4567 		s = "cm";
4568 		break;
4569 	case DLADM_PART_UD_MODE:
4570 		s = "ud";
4571 		break;
4572 	default:
4573 		s = "";
4574 		break;
4575 	}
4576 	(void) snprintf(prop_val[0], DLADM_STRSIZE, "%s", s);
4577 
4578 	*val_cnt = 1;
4579 	return (DLADM_STATUS_OK);
4580 }
4581