xref: /titanic_41/usr/src/lib/libdladm/common/linkprop.c (revision b6805bf78d2bbbeeaea8909a05623587b42d58b3)
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, uint_t *rcount)
1999 {
2000 	uint_t count = r->mpr_count;
2001 
2002 	*sz = sizeof (mac_propval_range_t);
2003 	*rcount = count;
2004 	--count;
2005 
2006 	switch (r->mpr_type) {
2007 	case MAC_PROPVAL_UINT32:
2008 		*sz += (count * sizeof (mac_propval_uint32_range_t));
2009 		return (0);
2010 	default:
2011 		break;
2012 	}
2013 	*sz = 0;
2014 	*rcount = 0;
2015 	return (EINVAL);
2016 }
2017 
2018 
2019 /* ARGSUSED */
2020 static dladm_status_t
2021 check_rings(dladm_handle_t handle, prop_desc_t *pdp,
2022     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
2023     val_desc_t **vp, datalink_media_t media)
2024 {
2025 	uint_t		val_cnt = *val_cntp;
2026 	val_desc_t	*v = *vp;
2027 
2028 	if (val_cnt != 1)
2029 		return (DLADM_STATUS_BADVAL);
2030 	if (strncasecmp(prop_val[0], "hw", strlen("hw")) == 0) {
2031 		v->vd_val = UNSPEC_VAL;
2032 	} else if (strncasecmp(prop_val[0], "sw", strlen("sw")) == 0) {
2033 		v->vd_val = 0;
2034 	} else {
2035 		v->vd_val = strtoul(prop_val[0], NULL, 0);
2036 		if (v->vd_val == 0)
2037 			return (DLADM_STATUS_BADVAL);
2038 	}
2039 	return (DLADM_STATUS_OK);
2040 }
2041 
2042 /* ARGSUSED */
2043 static dladm_status_t
2044 get_rings_range(dladm_handle_t handle, prop_desc_t *pdp,
2045     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2046     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2047 {
2048 	dld_ioc_macprop_t *dip;
2049 	dladm_status_t status = DLADM_STATUS_OK;
2050 	mac_propval_range_t *rangep;
2051 	size_t	sz;
2052 	mac_propval_uint32_range_t *ur;
2053 
2054 	sz = sizeof (mac_propval_range_t);
2055 
2056 	if ((dip = i_dladm_buf_alloc_by_name(sz, linkid, pdp->pd_name, flags,
2057 	    &status)) == NULL)
2058 		return (status);
2059 
2060 	status = i_dladm_macprop(handle, dip, B_FALSE);
2061 	if (status != DLADM_STATUS_OK)
2062 		return (status);
2063 
2064 	rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
2065 	*val_cnt = 1;
2066 	ur = &rangep->mpr_range_uint32[0];
2067 	/* This is the case where the dev doesn't have any rings/groups */
2068 	if (rangep->mpr_count == 0) {
2069 		(*prop_val)[0] = '\0';
2070 	/*
2071 	 * This is the case where the dev supports rings, but static
2072 	 * grouping.
2073 	 */
2074 	} else if (ur->mpur_min == ur->mpur_max &&
2075 	    ur->mpur_max == 0) {
2076 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "sw,hw");
2077 	/*
2078 	 * This is the case where the dev supports rings and dynamic
2079 	 * grouping, but has only one value (say 2 rings and 2 groups).
2080 	 */
2081 	} else if (ur->mpur_min == ur->mpur_max) {
2082 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "sw,hw,%d",
2083 		    ur->mpur_min);
2084 	/*
2085 	 * This is the case where the dev supports rings and dynamic
2086 	 * grouping and has a range of rings.
2087 	 */
2088 	} else {
2089 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX,
2090 		    "sw,hw,<%ld-%ld>", ur->mpur_min, ur->mpur_max);
2091 	}
2092 	free(dip);
2093 	return (status);
2094 }
2095 
2096 
2097 /* ARGSUSED */
2098 static dladm_status_t
2099 get_rxrings(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2100     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2101     uint_t flags, uint_t *perm_flags)
2102 {
2103 	mac_resource_props_t	mrp;
2104 	dladm_status_t		status;
2105 	uint32_t		nrings = 0;
2106 
2107 	/*
2108 	 * Get the number of (effective-)rings from the resource property.
2109 	 */
2110 	if (strcmp(pdp->pd_name, "rxrings-effective") == 0) {
2111 		status = i_dladm_get_public_prop(handle, linkid,
2112 		    "resource-effective", flags, perm_flags, &mrp,
2113 		    sizeof (mrp));
2114 	} else {
2115 		/*
2116 		 * Get the permissions from the "rxrings" property.
2117 		 */
2118 		status = i_dladm_get_public_prop(handle, linkid, "rxrings",
2119 		    flags, perm_flags, NULL, 0);
2120 		if (status != DLADM_STATUS_OK)
2121 			return (status);
2122 
2123 		status = i_dladm_get_public_prop(handle, linkid,
2124 		    "resource", flags, NULL, &mrp, sizeof (mrp));
2125 	}
2126 
2127 	if (status != DLADM_STATUS_OK)
2128 		return (status);
2129 
2130 	if ((mrp.mrp_mask & MRP_RX_RINGS) == 0) {
2131 		*val_cnt = 0;
2132 		return (DLADM_STATUS_OK);
2133 	}
2134 	nrings = mrp.mrp_nrxrings;
2135 	*val_cnt = 1;
2136 	if (mrp.mrp_mask & MRP_RXRINGS_UNSPEC)
2137 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "hw");
2138 	else if (nrings == 0)
2139 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "sw");
2140 	else
2141 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", nrings);
2142 	return (DLADM_STATUS_OK);
2143 }
2144 
2145 /* ARGSUSED */
2146 dladm_status_t
2147 extract_rxrings(val_desc_t *vdp, uint_t cnt, void *arg)
2148 {
2149 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
2150 
2151 	mrp->mrp_nrxrings = 0;
2152 	if (vdp->vd_val == RESET_VAL)
2153 		mrp->mrp_mask = MRP_RINGS_RESET;
2154 	else if (vdp->vd_val == UNSPEC_VAL)
2155 		mrp->mrp_mask = MRP_RXRINGS_UNSPEC;
2156 	else
2157 		mrp->mrp_nrxrings = vdp->vd_val;
2158 	mrp->mrp_mask |= MRP_RX_RINGS;
2159 
2160 	return (DLADM_STATUS_OK);
2161 }
2162 
2163 /* ARGSUSED */
2164 static dladm_status_t
2165 get_txrings(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2166     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2167     uint_t flags, uint_t *perm_flags)
2168 {
2169 	mac_resource_props_t	mrp;
2170 	dladm_status_t		status;
2171 	uint32_t		nrings = 0;
2172 
2173 
2174 	/*
2175 	 * Get the number of (effective-)rings from the resource property.
2176 	 */
2177 	if (strcmp(pdp->pd_name, "txrings-effective") == 0) {
2178 		status = i_dladm_get_public_prop(handle, linkid,
2179 		    "resource-effective", flags, perm_flags, &mrp,
2180 		    sizeof (mrp));
2181 	} else {
2182 		/*
2183 		 * Get the permissions from the "txrings" property.
2184 		 */
2185 		status = i_dladm_get_public_prop(handle, linkid, "txrings",
2186 		    flags, perm_flags, NULL, 0);
2187 		if (status != DLADM_STATUS_OK)
2188 			return (status);
2189 
2190 		/*
2191 		 * Get the number of rings from the "resource" property.
2192 		 */
2193 		status = i_dladm_get_public_prop(handle, linkid, "resource",
2194 		    flags, NULL, &mrp, sizeof (mrp));
2195 	}
2196 
2197 	if (status != DLADM_STATUS_OK)
2198 		return (status);
2199 
2200 	if ((mrp.mrp_mask & MRP_TX_RINGS) == 0) {
2201 		*val_cnt = 0;
2202 		return (DLADM_STATUS_OK);
2203 	}
2204 	nrings = mrp.mrp_ntxrings;
2205 	*val_cnt = 1;
2206 	if (mrp.mrp_mask & MRP_TXRINGS_UNSPEC)
2207 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "hw");
2208 	else if (nrings == 0)
2209 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "sw");
2210 	else
2211 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", nrings);
2212 	return (DLADM_STATUS_OK);
2213 }
2214 
2215 /* ARGSUSED */
2216 dladm_status_t
2217 extract_txrings(val_desc_t *vdp, uint_t cnt, void *arg)
2218 {
2219 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
2220 
2221 	mrp->mrp_ntxrings = 0;
2222 	if (vdp->vd_val == RESET_VAL)
2223 		mrp->mrp_mask = MRP_RINGS_RESET;
2224 	else if (vdp->vd_val == UNSPEC_VAL)
2225 		mrp->mrp_mask = MRP_TXRINGS_UNSPEC;
2226 	else
2227 		mrp->mrp_ntxrings = vdp->vd_val;
2228 	mrp->mrp_mask |= MRP_TX_RINGS;
2229 
2230 	return (DLADM_STATUS_OK);
2231 }
2232 
2233 /* ARGSUSED */
2234 static dladm_status_t
2235 get_cntavail(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2236     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
2237     uint_t *perm_flags)
2238 {
2239 	if (flags & DLD_PROP_DEFAULT)
2240 		return (DLADM_STATUS_NOTDEFINED);
2241 
2242 	return (get_uint32(handle, pdp, linkid, prop_val, val_cnt, media,
2243 	    flags, perm_flags));
2244 }
2245 
2246 /* ARGSUSED */
2247 static dladm_status_t
2248 set_resource(dladm_handle_t handle, prop_desc_t *pdp,
2249     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt,
2250     uint_t flags, datalink_media_t media)
2251 {
2252 	mac_resource_props_t	mrp;
2253 	dladm_status_t		status = DLADM_STATUS_OK;
2254 	dld_ioc_macprop_t	*dip;
2255 	int			i;
2256 
2257 	bzero(&mrp, sizeof (mac_resource_props_t));
2258 	dip = i_dladm_buf_alloc_by_name(0, linkid, "resource",
2259 	    flags, &status);
2260 
2261 	if (dip == NULL)
2262 		return (status);
2263 
2264 	for (i = 0; i < DLADM_MAX_RSRC_PROP; i++) {
2265 		resource_prop_t	*rp = &rsrc_prop_table[i];
2266 
2267 		if (strcmp(pdp->pd_name, rp->rp_name) != 0)
2268 			continue;
2269 
2270 		status = rp->rp_extract(vdp, val_cnt, &mrp);
2271 		if (status != DLADM_STATUS_OK)
2272 			goto done;
2273 
2274 		break;
2275 	}
2276 
2277 	(void) memcpy(dip->pr_val, &mrp, dip->pr_valsize);
2278 	status = i_dladm_macprop(handle, dip, B_TRUE);
2279 
2280 done:
2281 	free(dip);
2282 	return (status);
2283 }
2284 
2285 /* ARGSUSED */
2286 static dladm_status_t
2287 get_protection(dladm_handle_t handle, prop_desc_t *pdp,
2288     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2289     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2290 {
2291 	mac_resource_props_t	mrp;
2292 	mac_protect_t		*p;
2293 	dladm_status_t		status;
2294 	uint32_t		i, cnt = 0, setbits[32];
2295 
2296 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2297 	    perm_flags, &mrp, sizeof (mrp));
2298 	if (status != DLADM_STATUS_OK)
2299 		return (status);
2300 
2301 	p = &mrp.mrp_protect;
2302 	if ((mrp.mrp_mask & MRP_PROTECT) == 0) {
2303 		*val_cnt = 0;
2304 		return (DLADM_STATUS_OK);
2305 	}
2306 	dladm_find_setbits32(p->mp_types, setbits, &cnt);
2307 	if (cnt > *val_cnt)
2308 		return (DLADM_STATUS_BADVALCNT);
2309 
2310 	for (i = 0; i < cnt; i++)
2311 		(void) dladm_protect2str(setbits[i], prop_val[i]);
2312 
2313 	*val_cnt = cnt;
2314 	return (DLADM_STATUS_OK);
2315 }
2316 
2317 /* ARGSUSED */
2318 static dladm_status_t
2319 get_allowedips(dladm_handle_t handle, prop_desc_t *pdp,
2320     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2321     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2322 {
2323 	mac_resource_props_t	mrp;
2324 	mac_protect_t		*p;
2325 	dladm_status_t		status;
2326 	int			i;
2327 
2328 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2329 	    perm_flags, &mrp, sizeof (mrp));
2330 	if (status != DLADM_STATUS_OK)
2331 		return (status);
2332 
2333 	p = &mrp.mrp_protect;
2334 	if (p->mp_ipaddrcnt == 0) {
2335 		*val_cnt = 0;
2336 		return (DLADM_STATUS_OK);
2337 	}
2338 	if (p->mp_ipaddrcnt > *val_cnt)
2339 		return (DLADM_STATUS_BADVALCNT);
2340 
2341 	for (i = 0; i < p->mp_ipaddrcnt; i++) {
2342 		if (p->mp_ipaddrs[i].ip_version == IPV4_VERSION) {
2343 			ipaddr_t	v4addr;
2344 
2345 			v4addr = V4_PART_OF_V6(p->mp_ipaddrs[i].ip_addr);
2346 			(void) dladm_ipv4addr2str(&v4addr, prop_val[i]);
2347 		} else {
2348 			(void) dladm_ipv6addr2str(&p->mp_ipaddrs[i].ip_addr,
2349 			    prop_val[i]);
2350 		}
2351 	}
2352 	*val_cnt = p->mp_ipaddrcnt;
2353 	return (DLADM_STATUS_OK);
2354 }
2355 
2356 dladm_status_t
2357 extract_protection(val_desc_t *vdp, uint_t cnt, void *arg)
2358 {
2359 	mac_resource_props_t	*mrp = arg;
2360 	uint32_t		types = 0;
2361 	int			i;
2362 
2363 	for (i = 0; i < cnt; i++)
2364 		types |= (uint32_t)vdp[i].vd_val;
2365 
2366 	mrp->mrp_protect.mp_types = types;
2367 	mrp->mrp_mask |= MRP_PROTECT;
2368 	return (DLADM_STATUS_OK);
2369 }
2370 
2371 dladm_status_t
2372 extract_allowedips(val_desc_t *vdp, uint_t cnt, void *arg)
2373 {
2374 	mac_resource_props_t	*mrp = arg;
2375 	mac_protect_t		*p = &mrp->mrp_protect;
2376 	int			i;
2377 
2378 	if (vdp->vd_val == 0) {
2379 		cnt = (uint_t)-1;
2380 	} else {
2381 		for (i = 0; i < cnt; i++) {
2382 			bcopy((void *)vdp[i].vd_val, &p->mp_ipaddrs[i],
2383 			    sizeof (mac_ipaddr_t));
2384 		}
2385 	}
2386 	p->mp_ipaddrcnt = cnt;
2387 	mrp->mrp_mask |= MRP_PROTECT;
2388 	return (DLADM_STATUS_OK);
2389 }
2390 
2391 static dladm_status_t
2392 check_single_ip(char *buf, mac_ipaddr_t *addr)
2393 {
2394 	dladm_status_t	status;
2395 	ipaddr_t	v4addr;
2396 	in6_addr_t	v6addr;
2397 	boolean_t	isv4 = B_TRUE;
2398 
2399 	status = dladm_str2ipv4addr(buf, &v4addr);
2400 	if (status == DLADM_STATUS_INVALID_IP) {
2401 		status = dladm_str2ipv6addr(buf, &v6addr);
2402 		if (status == DLADM_STATUS_OK)
2403 			isv4 = B_FALSE;
2404 	}
2405 	if (status != DLADM_STATUS_OK)
2406 		return (status);
2407 
2408 	if (isv4) {
2409 		if (v4addr == INADDR_ANY)
2410 			return (DLADM_STATUS_INVALID_IP);
2411 
2412 		IN6_IPADDR_TO_V4MAPPED(v4addr, &addr->ip_addr);
2413 		addr->ip_version = IPV4_VERSION;
2414 	} else {
2415 		if (IN6_IS_ADDR_UNSPECIFIED(&v6addr))
2416 			return (DLADM_STATUS_INVALID_IP);
2417 
2418 		addr->ip_addr = v6addr;
2419 		addr->ip_version = IPV6_VERSION;
2420 	}
2421 	return (DLADM_STATUS_OK);
2422 }
2423 
2424 /* ARGSUSED */
2425 static dladm_status_t
2426 check_allowedips(dladm_handle_t handle, prop_desc_t *pdp,
2427     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
2428     val_desc_t **vdpp, datalink_media_t media)
2429 {
2430 	dladm_status_t	status;
2431 	mac_ipaddr_t	*addr;
2432 	int		i;
2433 	uint_t		val_cnt = *val_cntp;
2434 	val_desc_t	*vdp = *vdpp;
2435 
2436 	if (val_cnt > MPT_MAXIPADDR)
2437 		return (DLADM_STATUS_BADVALCNT);
2438 
2439 	for (i = 0; i < val_cnt; i++) {
2440 		if ((addr = calloc(1, sizeof (mac_ipaddr_t))) == NULL) {
2441 			status = DLADM_STATUS_NOMEM;
2442 			goto fail;
2443 		}
2444 		vdp[i].vd_val = (uintptr_t)addr;
2445 
2446 		status = check_single_ip(prop_val[i], addr);
2447 		if (status != DLADM_STATUS_OK)
2448 			goto fail;
2449 	}
2450 	return (DLADM_STATUS_OK);
2451 
2452 fail:
2453 	for (i = 0; i < val_cnt; i++) {
2454 		free((void *)vdp[i].vd_val);
2455 		vdp[i].vd_val = NULL;
2456 	}
2457 	return (status);
2458 }
2459 
2460 static void
2461 dladm_cid2str(mac_dhcpcid_t *cid, char *buf)
2462 {
2463 	char	tmp_buf[DLADM_STRSIZE];
2464 	uint_t	hexlen;
2465 
2466 	switch (cid->dc_form) {
2467 	case CIDFORM_TYPED: {
2468 		uint16_t	duidtype, hwtype;
2469 		uint32_t	timestamp, ennum;
2470 		char		*lladdr;
2471 
2472 		if (cid->dc_len < sizeof (duidtype))
2473 			goto fail;
2474 
2475 		bcopy(cid->dc_id, &duidtype, sizeof (duidtype));
2476 		duidtype = ntohs(duidtype);
2477 		switch (duidtype) {
2478 		case DHCPV6_DUID_LLT: {
2479 			duid_llt_t	llt;
2480 
2481 			if (cid->dc_len < sizeof (llt))
2482 				goto fail;
2483 
2484 			bcopy(cid->dc_id, &llt, sizeof (llt));
2485 			hwtype = ntohs(llt.dllt_hwtype);
2486 			timestamp = ntohl(llt.dllt_time);
2487 			lladdr = _link_ntoa(cid->dc_id + sizeof (llt),
2488 			    NULL, cid->dc_len - sizeof (llt), IFT_OTHER);
2489 			if (lladdr == NULL)
2490 				goto fail;
2491 
2492 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%d.%s",
2493 			    duidtype, hwtype, timestamp, lladdr);
2494 			free(lladdr);
2495 			break;
2496 		}
2497 		case DHCPV6_DUID_EN: {
2498 			duid_en_t	en;
2499 
2500 			if (cid->dc_len < sizeof (en))
2501 				goto fail;
2502 
2503 			bcopy(cid->dc_id, &en, sizeof (en));
2504 			ennum = DHCPV6_GET_ENTNUM(&en);
2505 			hexlen = sizeof (tmp_buf);
2506 			if (octet_to_hexascii(cid->dc_id + sizeof (en),
2507 			    cid->dc_len - sizeof (en), tmp_buf, &hexlen) != 0)
2508 				goto fail;
2509 
2510 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%s",
2511 			    duidtype, ennum, tmp_buf);
2512 			break;
2513 		}
2514 		case DHCPV6_DUID_LL: {
2515 			duid_ll_t	ll;
2516 
2517 			if (cid->dc_len < sizeof (ll))
2518 				goto fail;
2519 
2520 			bcopy(cid->dc_id, &ll, sizeof (ll));
2521 			hwtype = ntohs(ll.dll_hwtype);
2522 			lladdr = _link_ntoa(cid->dc_id + sizeof (ll),
2523 			    NULL, cid->dc_len - sizeof (ll), IFT_OTHER);
2524 			if (lladdr == NULL)
2525 				goto fail;
2526 
2527 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%s",
2528 			    duidtype, hwtype, lladdr);
2529 			free(lladdr);
2530 			break;
2531 		}
2532 		default: {
2533 			hexlen = sizeof (tmp_buf);
2534 			if (octet_to_hexascii(cid->dc_id + sizeof (duidtype),
2535 			    cid->dc_len - sizeof (duidtype),
2536 			    tmp_buf, &hexlen) != 0)
2537 				goto fail;
2538 
2539 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%s",
2540 			    duidtype, tmp_buf);
2541 		}
2542 		}
2543 		break;
2544 	}
2545 	case CIDFORM_HEX: {
2546 		hexlen = sizeof (tmp_buf);
2547 		if (octet_to_hexascii(cid->dc_id, cid->dc_len,
2548 		    tmp_buf, &hexlen) != 0)
2549 			goto fail;
2550 
2551 		(void) snprintf(buf, DLADM_STRSIZE, "0x%s", tmp_buf);
2552 		break;
2553 	}
2554 	case CIDFORM_STR: {
2555 		int	i;
2556 
2557 		for (i = 0; i < cid->dc_len; i++) {
2558 			if (!isprint(cid->dc_id[i]))
2559 				goto fail;
2560 		}
2561 		(void) snprintf(buf, DLADM_STRSIZE, "%s", cid->dc_id);
2562 		break;
2563 	}
2564 	default:
2565 		goto fail;
2566 	}
2567 	return;
2568 
2569 fail:
2570 	(void) snprintf(buf, DLADM_STRSIZE, "<unknown>");
2571 }
2572 
2573 static dladm_status_t
2574 dladm_str2cid(char *buf, mac_dhcpcid_t *cid)
2575 {
2576 	char	*ptr = buf;
2577 	char	tmp_buf[DLADM_STRSIZE];
2578 	uint_t	hexlen, cidlen;
2579 
2580 	bzero(cid, sizeof (*cid));
2581 	if (isdigit(*ptr) &&
2582 	    ptr[strspn(ptr, "0123456789")] == '.') {
2583 		char	*cp;
2584 		ulong_t	duidtype;
2585 		ulong_t	subtype;
2586 		ulong_t	timestamp;
2587 		uchar_t	*lladdr;
2588 		int	addrlen;
2589 
2590 		errno = 0;
2591 		duidtype = strtoul(ptr, &cp, 0);
2592 		if (ptr == cp || errno != 0 || *cp != '.' ||
2593 		    duidtype > USHRT_MAX)
2594 			return (DLADM_STATUS_BADARG);
2595 		ptr = cp + 1;
2596 
2597 		if (duidtype != 0 && duidtype <= DHCPV6_DUID_LL) {
2598 			errno = 0;
2599 			subtype = strtoul(ptr, &cp, 0);
2600 			if (ptr == cp || errno != 0 || *cp != '.')
2601 				return (DLADM_STATUS_BADARG);
2602 			ptr = cp + 1;
2603 		}
2604 		switch (duidtype) {
2605 		case DHCPV6_DUID_LLT: {
2606 			duid_llt_t	llt;
2607 
2608 			errno = 0;
2609 			timestamp = strtoul(ptr, &cp, 0);
2610 			if (ptr == cp || errno != 0 || *cp != '.')
2611 				return (DLADM_STATUS_BADARG);
2612 
2613 			ptr = cp + 1;
2614 			lladdr = _link_aton(ptr, &addrlen);
2615 			if (lladdr == NULL)
2616 				return (DLADM_STATUS_BADARG);
2617 
2618 			cidlen = sizeof (llt) + addrlen;
2619 			if (cidlen > sizeof (cid->dc_id)) {
2620 				free(lladdr);
2621 				return (DLADM_STATUS_TOOSMALL);
2622 			}
2623 			llt.dllt_dutype = htons(duidtype);
2624 			llt.dllt_hwtype = htons(subtype);
2625 			llt.dllt_time = htonl(timestamp);
2626 			bcopy(&llt, cid->dc_id, sizeof (llt));
2627 			bcopy(lladdr, cid->dc_id + sizeof (llt), addrlen);
2628 			free(lladdr);
2629 			break;
2630 		}
2631 		case DHCPV6_DUID_LL: {
2632 			duid_ll_t	ll;
2633 
2634 			lladdr = _link_aton(ptr, &addrlen);
2635 			if (lladdr == NULL)
2636 				return (DLADM_STATUS_BADARG);
2637 
2638 			cidlen = sizeof (ll) + addrlen;
2639 			if (cidlen > sizeof (cid->dc_id)) {
2640 				free(lladdr);
2641 				return (DLADM_STATUS_TOOSMALL);
2642 			}
2643 			ll.dll_dutype = htons(duidtype);
2644 			ll.dll_hwtype = htons(subtype);
2645 			bcopy(&ll, cid->dc_id, sizeof (ll));
2646 			bcopy(lladdr, cid->dc_id + sizeof (ll), addrlen);
2647 			free(lladdr);
2648 			break;
2649 		}
2650 		default: {
2651 			hexlen = sizeof (tmp_buf);
2652 			if (hexascii_to_octet(ptr, strlen(ptr),
2653 			    tmp_buf, &hexlen) != 0)
2654 				return (DLADM_STATUS_BADARG);
2655 
2656 			if (duidtype == DHCPV6_DUID_EN) {
2657 				duid_en_t	en;
2658 
2659 				en.den_dutype = htons(duidtype);
2660 				DHCPV6_SET_ENTNUM(&en, subtype);
2661 
2662 				cidlen = sizeof (en) + hexlen;
2663 				if (cidlen > sizeof (cid->dc_id))
2664 					return (DLADM_STATUS_TOOSMALL);
2665 
2666 				bcopy(&en, cid->dc_id, sizeof (en));
2667 				bcopy(tmp_buf, cid->dc_id + sizeof (en),
2668 				    hexlen);
2669 			} else {
2670 				uint16_t	dutype = htons(duidtype);
2671 
2672 				cidlen = sizeof (dutype) + hexlen;
2673 				if (cidlen > sizeof (cid->dc_id))
2674 					return (DLADM_STATUS_TOOSMALL);
2675 
2676 				bcopy(&dutype, cid->dc_id, sizeof (dutype));
2677 				bcopy(tmp_buf, cid->dc_id + sizeof (dutype),
2678 				    hexlen);
2679 			}
2680 			break;
2681 		}
2682 		}
2683 		cid->dc_form = CIDFORM_TYPED;
2684 	} else if (strncasecmp("0x", ptr, 2) == 0 && ptr[2] != '\0') {
2685 		ptr += 2;
2686 		hexlen = sizeof (tmp_buf);
2687 		if (hexascii_to_octet(ptr, strlen(ptr), tmp_buf,
2688 		    &hexlen) != 0) {
2689 			return (DLADM_STATUS_BADARG);
2690 		}
2691 		cidlen = hexlen;
2692 		if (cidlen > sizeof (cid->dc_id))
2693 			return (DLADM_STATUS_TOOSMALL);
2694 
2695 		bcopy(tmp_buf, cid->dc_id, cidlen);
2696 		cid->dc_form = CIDFORM_HEX;
2697 	} else {
2698 		cidlen = strlen(ptr);
2699 		if (cidlen > sizeof (cid->dc_id))
2700 			return (DLADM_STATUS_TOOSMALL);
2701 
2702 		bcopy(ptr, cid->dc_id, cidlen);
2703 		cid->dc_form = CIDFORM_STR;
2704 	}
2705 	cid->dc_len = cidlen;
2706 	return (DLADM_STATUS_OK);
2707 }
2708 
2709 /* ARGSUSED */
2710 static dladm_status_t
2711 get_allowedcids(dladm_handle_t handle, prop_desc_t *pdp,
2712     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2713     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2714 {
2715 	mac_resource_props_t	mrp;
2716 	mac_protect_t		*p;
2717 	dladm_status_t		status;
2718 	int			i;
2719 
2720 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2721 	    perm_flags, &mrp, sizeof (mrp));
2722 	if (status != DLADM_STATUS_OK)
2723 		return (status);
2724 
2725 	p = &mrp.mrp_protect;
2726 	if (p->mp_cidcnt == 0) {
2727 		*val_cnt = 0;
2728 		return (DLADM_STATUS_OK);
2729 	}
2730 	if (p->mp_cidcnt > *val_cnt)
2731 		return (DLADM_STATUS_BADVALCNT);
2732 
2733 	for (i = 0; i < p->mp_cidcnt; i++) {
2734 		mac_dhcpcid_t	*cid = &p->mp_cids[i];
2735 
2736 		dladm_cid2str(cid, prop_val[i]);
2737 	}
2738 	*val_cnt = p->mp_cidcnt;
2739 	return (DLADM_STATUS_OK);
2740 }
2741 
2742 dladm_status_t
2743 extract_allowedcids(val_desc_t *vdp, uint_t cnt, void *arg)
2744 {
2745 	mac_resource_props_t	*mrp = arg;
2746 	mac_protect_t		*p = &mrp->mrp_protect;
2747 	int			i;
2748 
2749 	if (vdp->vd_val == 0) {
2750 		cnt = (uint_t)-1;
2751 	} else {
2752 		for (i = 0; i < cnt; i++) {
2753 			bcopy((void *)vdp[i].vd_val, &p->mp_cids[i],
2754 			    sizeof (mac_dhcpcid_t));
2755 		}
2756 	}
2757 	p->mp_cidcnt = cnt;
2758 	mrp->mrp_mask |= MRP_PROTECT;
2759 	return (DLADM_STATUS_OK);
2760 }
2761 
2762 /* ARGSUSED */
2763 static dladm_status_t
2764 check_allowedcids(dladm_handle_t handle, prop_desc_t *pdp,
2765     datalink_id_t linkid, char **prop_val, uint_t *val_cntp,
2766     uint_t flags, val_desc_t **vdpp, datalink_media_t media)
2767 {
2768 	dladm_status_t	status;
2769 	mac_dhcpcid_t	*cid;
2770 	int		i;
2771 	uint_t		val_cnt = *val_cntp;
2772 	val_desc_t	*vdp = *vdpp;
2773 
2774 	if (val_cnt > MPT_MAXCID)
2775 		return (DLADM_STATUS_BADVALCNT);
2776 
2777 	for (i = 0; i < val_cnt; i++) {
2778 		if ((cid = calloc(1, sizeof (mac_dhcpcid_t))) == NULL) {
2779 			status = DLADM_STATUS_NOMEM;
2780 			goto fail;
2781 		}
2782 		vdp[i].vd_val = (uintptr_t)cid;
2783 
2784 		status = dladm_str2cid(prop_val[i], cid);
2785 		if (status != DLADM_STATUS_OK)
2786 			goto fail;
2787 	}
2788 	return (DLADM_STATUS_OK);
2789 
2790 fail:
2791 	for (i = 0; i < val_cnt; i++) {
2792 		free((void *)vdp[i].vd_val);
2793 		vdp[i].vd_val = NULL;
2794 	}
2795 	return (status);
2796 }
2797 
2798 /* ARGSUSED */
2799 static dladm_status_t
2800 get_autopush(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2801     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2802     uint_t flags, uint_t *perm_flags)
2803 {
2804 	struct		dlautopush dlap;
2805 	int		i, len;
2806 	dladm_status_t	status;
2807 
2808 	if (flags & DLD_PROP_DEFAULT)
2809 		return (DLADM_STATUS_NOTDEFINED);
2810 
2811 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
2812 	    perm_flags, &dlap, sizeof (dlap));
2813 	if (status != DLADM_STATUS_OK)
2814 		return (status);
2815 
2816 	if (dlap.dap_npush == 0) {
2817 		*val_cnt = 0;
2818 		return (DLADM_STATUS_OK);
2819 	}
2820 	for (i = 0, len = 0; i < dlap.dap_npush; i++) {
2821 		if (i != 0) {
2822 			(void) snprintf(*prop_val + len,
2823 			    DLADM_PROP_VAL_MAX - len, "%c", AP_DELIMITER);
2824 			len += 1;
2825 		}
2826 		(void) snprintf(*prop_val + len, DLADM_PROP_VAL_MAX - len,
2827 		    "%s", dlap.dap_aplist[i]);
2828 		len += strlen(dlap.dap_aplist[i]);
2829 		if (dlap.dap_anchor - 1 == i) {
2830 			(void) snprintf(*prop_val + len,
2831 			    DLADM_PROP_VAL_MAX - len, "%c%s", AP_DELIMITER,
2832 			    AP_ANCHOR);
2833 			len += (strlen(AP_ANCHOR) + 1);
2834 		}
2835 	}
2836 	*val_cnt = 1;
2837 	return (DLADM_STATUS_OK);
2838 }
2839 
2840 /*
2841  * Add the specified module to the dlautopush structure; returns a
2842  * DLADM_STATUS_* code.
2843  */
2844 dladm_status_t
2845 i_dladm_add_ap_module(const char *module, struct dlautopush *dlap)
2846 {
2847 	if ((strlen(module) == 0) || (strlen(module) > FMNAMESZ))
2848 		return (DLADM_STATUS_BADVAL);
2849 
2850 	if (strncasecmp(module, AP_ANCHOR, strlen(AP_ANCHOR)) == 0) {
2851 		/*
2852 		 * We don't allow multiple anchors, and the anchor must
2853 		 * be after at least one module.
2854 		 */
2855 		if (dlap->dap_anchor != 0)
2856 			return (DLADM_STATUS_BADVAL);
2857 		if (dlap->dap_npush == 0)
2858 			return (DLADM_STATUS_BADVAL);
2859 
2860 		dlap->dap_anchor = dlap->dap_npush;
2861 		return (DLADM_STATUS_OK);
2862 	}
2863 	if (dlap->dap_npush >= MAXAPUSH)
2864 		return (DLADM_STATUS_BADVALCNT);
2865 
2866 	(void) strlcpy(dlap->dap_aplist[dlap->dap_npush++], module,
2867 	    FMNAMESZ + 1);
2868 
2869 	return (DLADM_STATUS_OK);
2870 }
2871 
2872 /*
2873  * Currently, both '.' and ' '(space) can be used as the delimiters between
2874  * autopush modules. The former is used in dladm set-linkprop, and the
2875  * latter is used in the autopush(1M) file.
2876  */
2877 /* ARGSUSED */
2878 static dladm_status_t
2879 check_autopush(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2880     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
2881     datalink_media_t media)
2882 {
2883 	char			*module;
2884 	struct dlautopush	*dlap;
2885 	dladm_status_t		status;
2886 	char			val[DLADM_PROP_VAL_MAX];
2887 	char			delimiters[4];
2888 	uint_t			val_cnt = *val_cntp;
2889 	val_desc_t		*vdp = *vdpp;
2890 
2891 	if (val_cnt != 1)
2892 		return (DLADM_STATUS_BADVALCNT);
2893 
2894 	if (prop_val != NULL) {
2895 		dlap = malloc(sizeof (struct dlautopush));
2896 		if (dlap == NULL)
2897 			return (DLADM_STATUS_NOMEM);
2898 
2899 		(void) memset(dlap, 0, sizeof (struct dlautopush));
2900 		(void) snprintf(delimiters, 4, " %c\n", AP_DELIMITER);
2901 		bcopy(*prop_val, val, DLADM_PROP_VAL_MAX);
2902 		module = strtok(val, delimiters);
2903 		while (module != NULL) {
2904 			status = i_dladm_add_ap_module(module, dlap);
2905 			if (status != DLADM_STATUS_OK)
2906 				return (status);
2907 			module = strtok(NULL, delimiters);
2908 		}
2909 
2910 		vdp->vd_val = (uintptr_t)dlap;
2911 	} else {
2912 		vdp->vd_val = 0;
2913 	}
2914 	return (DLADM_STATUS_OK);
2915 }
2916 
2917 #define	WLDP_BUFSIZE (MAX_BUF_LEN - WIFI_BUF_OFFSET)
2918 
2919 /* ARGSUSED */
2920 static dladm_status_t
2921 get_rate_common(dladm_handle_t handle, prop_desc_t *pdp,
2922     datalink_id_t linkid, char **prop_val, uint_t *val_cnt, uint_t id,
2923     uint_t *perm_flags)
2924 {
2925 	wl_rates_t	*wrp;
2926 	uint_t		i;
2927 	dladm_status_t	status = DLADM_STATUS_OK;
2928 
2929 	wrp = malloc(WLDP_BUFSIZE);
2930 	if (wrp == NULL)
2931 		return (DLADM_STATUS_NOMEM);
2932 
2933 	status = i_dladm_wlan_param(handle, linkid, wrp, id, WLDP_BUFSIZE,
2934 	    B_FALSE);
2935 	if (status != DLADM_STATUS_OK)
2936 		goto done;
2937 
2938 	if (wrp->wl_rates_num > *val_cnt) {
2939 		status = DLADM_STATUS_TOOSMALL;
2940 		goto done;
2941 	}
2942 
2943 	if (wrp->wl_rates_rates[0] == 0) {
2944 		prop_val[0][0] = '\0';
2945 		*val_cnt = 1;
2946 		goto done;
2947 	}
2948 
2949 	for (i = 0; i < wrp->wl_rates_num; i++) {
2950 		(void) snprintf(prop_val[i], DLADM_STRSIZE, "%.*f",
2951 		    wrp->wl_rates_rates[i] % 2,
2952 		    (float)wrp->wl_rates_rates[i] / 2);
2953 	}
2954 	*val_cnt = wrp->wl_rates_num;
2955 	*perm_flags = MAC_PROP_PERM_RW;
2956 
2957 done:
2958 	free(wrp);
2959 	return (status);
2960 }
2961 
2962 static dladm_status_t
2963 get_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2964     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2965     uint_t flags, uint_t *perm_flags)
2966 {
2967 	if (media != DL_WIFI) {
2968 		return (get_speed(handle, pdp, linkid, prop_val,
2969 		    val_cnt, media, flags, perm_flags));
2970 	}
2971 
2972 	return (get_rate_common(handle, pdp, linkid, prop_val, val_cnt,
2973 	    MAC_PROP_WL_DESIRED_RATES, perm_flags));
2974 }
2975 
2976 /* ARGSUSED */
2977 static dladm_status_t
2978 get_rate_mod(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2979     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2980     uint_t flags, uint_t *perm_flags)
2981 {
2982 	switch (media) {
2983 	case DL_ETHER:
2984 		/*
2985 		 * Speed for ethernet links is unbounded. E.g., 802.11b
2986 		 * links can have a speed of 5.5 Gbps.
2987 		 */
2988 		return (DLADM_STATUS_NOTSUP);
2989 
2990 	case DL_WIFI:
2991 		return (get_rate_common(handle, pdp, linkid, prop_val,
2992 		    val_cnt, MAC_PROP_WL_SUPPORTED_RATES, perm_flags));
2993 	default:
2994 		return (DLADM_STATUS_BADARG);
2995 	}
2996 }
2997 
2998 static dladm_status_t
2999 set_wlan_rate(dladm_handle_t handle, datalink_id_t linkid,
3000     dladm_wlan_rates_t *rates)
3001 {
3002 	int		i;
3003 	uint_t		len;
3004 	wl_rates_t	*wrp;
3005 	dladm_status_t	status = DLADM_STATUS_OK;
3006 
3007 	wrp = malloc(WLDP_BUFSIZE);
3008 	if (wrp == NULL)
3009 		return (DLADM_STATUS_NOMEM);
3010 
3011 	bzero(wrp, WLDP_BUFSIZE);
3012 	for (i = 0; i < rates->wr_cnt; i++)
3013 		wrp->wl_rates_rates[i] = rates->wr_rates[i];
3014 	wrp->wl_rates_num = rates->wr_cnt;
3015 
3016 	len = offsetof(wl_rates_t, wl_rates_rates) +
3017 	    (rates->wr_cnt * sizeof (char)) + WIFI_BUF_OFFSET;
3018 	status = i_dladm_wlan_param(handle, linkid, wrp,
3019 	    MAC_PROP_WL_DESIRED_RATES, len, B_TRUE);
3020 
3021 	free(wrp);
3022 	return (status);
3023 }
3024 
3025 /* ARGSUSED */
3026 static dladm_status_t
3027 set_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3028     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
3029 {
3030 	dladm_wlan_rates_t	rates;
3031 	dladm_status_t		status;
3032 
3033 	/*
3034 	 * can currently set rate on WIFI links only.
3035 	 */
3036 	if (media != DL_WIFI)
3037 		return (DLADM_STATUS_PROPRDONLY);
3038 
3039 	if (val_cnt != 1)
3040 		return (DLADM_STATUS_BADVALCNT);
3041 
3042 	rates.wr_cnt = 1;
3043 	rates.wr_rates[0] = vdp[0].vd_val;
3044 
3045 	status = set_wlan_rate(handle, linkid, &rates);
3046 
3047 	return (status);
3048 }
3049 
3050 /* ARGSUSED */
3051 static dladm_status_t
3052 check_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3053     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
3054     datalink_media_t media)
3055 {
3056 	int		i;
3057 	uint_t		modval_cnt = MAX_SUPPORT_RATES;
3058 	char		*buf, **modval;
3059 	dladm_status_t	status;
3060 	uint_t 		perm_flags;
3061 	uint_t		val_cnt = *val_cntp;
3062 	val_desc_t	*vdp = *vdpp;
3063 
3064 	if (val_cnt != 1)
3065 		return (DLADM_STATUS_BADVALCNT);
3066 
3067 	buf = malloc((sizeof (char *) + DLADM_STRSIZE) *
3068 	    MAX_SUPPORT_RATES);
3069 	if (buf == NULL) {
3070 		status = DLADM_STATUS_NOMEM;
3071 		goto done;
3072 	}
3073 
3074 	modval = (char **)(void *)buf;
3075 	for (i = 0; i < MAX_SUPPORT_RATES; i++) {
3076 		modval[i] = buf + sizeof (char *) * MAX_SUPPORT_RATES +
3077 		    i * DLADM_STRSIZE;
3078 	}
3079 
3080 	status = get_rate_mod(handle, NULL, linkid, modval, &modval_cnt,
3081 	    media, 0, &perm_flags);
3082 	if (status != DLADM_STATUS_OK)
3083 		goto done;
3084 
3085 	for (i = 0; i < modval_cnt; i++) {
3086 		if (strcasecmp(*prop_val, modval[i]) == 0) {
3087 			vdp->vd_val = (uintptr_t)(uint_t)
3088 			    (atof(*prop_val) * 2);
3089 			status = DLADM_STATUS_OK;
3090 			break;
3091 		}
3092 	}
3093 	if (i == modval_cnt)
3094 		status = DLADM_STATUS_BADVAL;
3095 done:
3096 	free(buf);
3097 	return (status);
3098 }
3099 
3100 static dladm_status_t
3101 get_phyconf(dladm_handle_t handle, datalink_id_t linkid, void *buf,
3102     int buflen)
3103 {
3104 	return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_PHY_CONFIG,
3105 	    buflen, B_FALSE));
3106 }
3107 
3108 /* ARGSUSED */
3109 static dladm_status_t
3110 get_channel(dladm_handle_t handle, prop_desc_t *pdp,
3111     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3112     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3113 {
3114 	uint32_t	channel;
3115 	char		buf[WLDP_BUFSIZE];
3116 	dladm_status_t	status;
3117 	wl_phy_conf_t	wl_phy_conf;
3118 
3119 	if ((status = get_phyconf(handle, linkid, buf, sizeof (buf)))
3120 	    != DLADM_STATUS_OK)
3121 		return (status);
3122 
3123 	(void) memcpy(&wl_phy_conf, buf, sizeof (wl_phy_conf));
3124 	if (!i_dladm_wlan_convert_chan(&wl_phy_conf, &channel))
3125 		return (DLADM_STATUS_NOTFOUND);
3126 
3127 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%u", channel);
3128 	*val_cnt = 1;
3129 	*perm_flags = MAC_PROP_PERM_READ;
3130 	return (DLADM_STATUS_OK);
3131 }
3132 
3133 /* ARGSUSED */
3134 static dladm_status_t
3135 get_powermode(dladm_handle_t handle, prop_desc_t *pdp,
3136     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3137     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3138 {
3139 	wl_ps_mode_t	mode;
3140 	const char	*s;
3141 	char		buf[WLDP_BUFSIZE];
3142 	dladm_status_t	status;
3143 
3144 	if ((status = i_dladm_wlan_param(handle, linkid, buf,
3145 	    MAC_PROP_WL_POWER_MODE, sizeof (buf), B_FALSE)) != DLADM_STATUS_OK)
3146 		return (status);
3147 
3148 	(void) memcpy(&mode, buf, sizeof (mode));
3149 	switch (mode.wl_ps_mode) {
3150 	case WL_PM_AM:
3151 		s = "off";
3152 		break;
3153 	case WL_PM_MPS:
3154 		s = "max";
3155 		break;
3156 	case WL_PM_FAST:
3157 		s = "fast";
3158 		break;
3159 	default:
3160 		return (DLADM_STATUS_NOTFOUND);
3161 	}
3162 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%s", s);
3163 	*val_cnt = 1;
3164 	*perm_flags = MAC_PROP_PERM_RW;
3165 	return (DLADM_STATUS_OK);
3166 }
3167 
3168 /* ARGSUSED */
3169 static dladm_status_t
3170 set_powermode(dladm_handle_t handle, prop_desc_t *pdp,
3171     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt, uint_t flags,
3172     datalink_media_t media)
3173 {
3174 	dladm_wlan_powermode_t	powermode = vdp->vd_val;
3175 	wl_ps_mode_t		ps_mode;
3176 
3177 	if (val_cnt != 1)
3178 		return (DLADM_STATUS_BADVALCNT);
3179 
3180 	(void) memset(&ps_mode, 0xff, sizeof (ps_mode));
3181 
3182 	switch (powermode) {
3183 	case DLADM_WLAN_PM_OFF:
3184 		ps_mode.wl_ps_mode = WL_PM_AM;
3185 		break;
3186 	case DLADM_WLAN_PM_MAX:
3187 		ps_mode.wl_ps_mode = WL_PM_MPS;
3188 		break;
3189 	case DLADM_WLAN_PM_FAST:
3190 		ps_mode.wl_ps_mode = WL_PM_FAST;
3191 		break;
3192 	default:
3193 		return (DLADM_STATUS_NOTSUP);
3194 	}
3195 	return (i_dladm_wlan_param(handle, linkid, &ps_mode,
3196 	    MAC_PROP_WL_POWER_MODE, sizeof (ps_mode), B_TRUE));
3197 }
3198 
3199 /* ARGSUSED */
3200 static dladm_status_t
3201 get_radio(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3202     char **prop_val, uint_t *val_cnt, datalink_media_t media,
3203     uint_t flags, uint_t *perm_flags)
3204 {
3205 	wl_radio_t	radio;
3206 	const char	*s;
3207 	char		buf[WLDP_BUFSIZE];
3208 	dladm_status_t	status;
3209 
3210 	if ((status = i_dladm_wlan_param(handle, linkid, buf,
3211 	    MAC_PROP_WL_RADIO, sizeof (buf), B_FALSE)) != DLADM_STATUS_OK)
3212 		return (status);
3213 
3214 	(void) memcpy(&radio, buf, sizeof (radio));
3215 	switch (radio) {
3216 	case B_TRUE:
3217 		s = "on";
3218 		break;
3219 	case B_FALSE:
3220 		s = "off";
3221 		break;
3222 	default:
3223 		return (DLADM_STATUS_NOTFOUND);
3224 	}
3225 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%s", s);
3226 	*val_cnt = 1;
3227 	*perm_flags = MAC_PROP_PERM_RW;
3228 	return (DLADM_STATUS_OK);
3229 }
3230 
3231 /* ARGSUSED */
3232 static dladm_status_t
3233 set_radio(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3234     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
3235 {
3236 	dladm_wlan_radio_t	radio = vdp->vd_val;
3237 	wl_radio_t		r;
3238 
3239 	if (val_cnt != 1)
3240 		return (DLADM_STATUS_BADVALCNT);
3241 
3242 	switch (radio) {
3243 	case DLADM_WLAN_RADIO_ON:
3244 		r = B_TRUE;
3245 		break;
3246 	case DLADM_WLAN_RADIO_OFF:
3247 		r = B_FALSE;
3248 		break;
3249 	default:
3250 		return (DLADM_STATUS_NOTSUP);
3251 	}
3252 	return (i_dladm_wlan_param(handle, linkid, &r, MAC_PROP_WL_RADIO,
3253 	    sizeof (r), B_TRUE));
3254 }
3255 
3256 /* ARGSUSED */
3257 static dladm_status_t
3258 check_hoplimit(dladm_handle_t handle, prop_desc_t *pdp,
3259     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
3260     val_desc_t **vdpp, datalink_media_t media)
3261 {
3262 	int32_t		hlim;
3263 	char		*ep;
3264 	uint_t		val_cnt = *val_cntp;
3265 	val_desc_t	*vdp = *vdpp;
3266 
3267 	if (val_cnt != 1)
3268 		return (DLADM_STATUS_BADVALCNT);
3269 
3270 	errno = 0;
3271 	hlim = strtol(*prop_val, &ep, 10);
3272 	if (errno != 0 || ep == *prop_val || hlim < 1 ||
3273 	    hlim > (int32_t)UINT8_MAX)
3274 		return (DLADM_STATUS_BADVAL);
3275 	vdp->vd_val = hlim;
3276 	return (DLADM_STATUS_OK);
3277 }
3278 
3279 /* ARGSUSED */
3280 static dladm_status_t
3281 check_encaplim(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3282     char **prop_val, uint_t *val_cntp, uint_t flags, val_desc_t **vdpp,
3283     datalink_media_t media)
3284 {
3285 	int32_t		elim;
3286 	char		*ep;
3287 	uint_t		val_cnt = *val_cntp;
3288 	val_desc_t	*vdp = *vdpp;
3289 
3290 	if (media != DL_IPV6)
3291 		return (DLADM_STATUS_BADARG);
3292 
3293 	if (val_cnt != 1)
3294 		return (DLADM_STATUS_BADVALCNT);
3295 
3296 	errno = 0;
3297 	elim = strtol(*prop_val, &ep, 10);
3298 	if (errno != 0 || ep == *prop_val || elim < 0 ||
3299 	    elim > (int32_t)UINT8_MAX)
3300 		return (DLADM_STATUS_BADVAL);
3301 	vdp->vd_val = elim;
3302 	return (DLADM_STATUS_OK);
3303 }
3304 
3305 static dladm_status_t
3306 i_dladm_set_linkprop_db(dladm_handle_t handle, datalink_id_t linkid,
3307     const char *prop_name, char **prop_val, uint_t val_cnt)
3308 {
3309 	char		buf[MAXLINELEN];
3310 	int		i;
3311 	dladm_conf_t	conf;
3312 	dladm_status_t	status;
3313 
3314 	status = dladm_open_conf(handle, linkid, &conf);
3315 	if (status != DLADM_STATUS_OK)
3316 		return (status);
3317 
3318 	/*
3319 	 * reset case.
3320 	 */
3321 	if (val_cnt == 0) {
3322 		status = dladm_unset_conf_field(handle, conf, prop_name);
3323 		if (status == DLADM_STATUS_OK)
3324 			status = dladm_write_conf(handle, conf);
3325 		goto done;
3326 	}
3327 
3328 	buf[0] = '\0';
3329 	for (i = 0; i < val_cnt; i++) {
3330 		(void) strlcat(buf, prop_val[i], MAXLINELEN);
3331 		if (i != val_cnt - 1)
3332 			(void) strlcat(buf, ",", MAXLINELEN);
3333 	}
3334 
3335 	status = dladm_set_conf_field(handle, conf, prop_name, DLADM_TYPE_STR,
3336 	    buf);
3337 	if (status == DLADM_STATUS_OK)
3338 		status = dladm_write_conf(handle, conf);
3339 
3340 done:
3341 	dladm_destroy_conf(handle, conf);
3342 	return (status);
3343 }
3344 
3345 static dladm_status_t
3346 i_dladm_get_linkprop_db(dladm_handle_t handle, datalink_id_t linkid,
3347     const char *prop_name, char **prop_val, uint_t *val_cntp)
3348 {
3349 	char		buf[MAXLINELEN], *str;
3350 	uint_t		cnt = 0;
3351 	dladm_conf_t	conf;
3352 	dladm_status_t	status;
3353 
3354 	status = dladm_getsnap_conf(handle, linkid, &conf);
3355 	if (status != DLADM_STATUS_OK)
3356 		return (status);
3357 
3358 	status = dladm_get_conf_field(handle, conf, prop_name, buf, MAXLINELEN);
3359 	if (status != DLADM_STATUS_OK)
3360 		goto done;
3361 
3362 	str = strtok(buf, ",");
3363 	while (str != NULL) {
3364 		if (cnt == *val_cntp) {
3365 			status = DLADM_STATUS_TOOSMALL;
3366 			goto done;
3367 		}
3368 		(void) strlcpy(prop_val[cnt++], str, DLADM_PROP_VAL_MAX);
3369 		str = strtok(NULL, ",");
3370 	}
3371 
3372 	*val_cntp = cnt;
3373 
3374 done:
3375 	dladm_destroy_conf(handle, conf);
3376 	return (status);
3377 }
3378 
3379 /*
3380  * Walk persistent private link properties of a link.
3381  */
3382 static dladm_status_t
3383 i_dladm_walk_linkprop_priv_db(dladm_handle_t handle, datalink_id_t linkid,
3384     void *arg, int (*func)(dladm_handle_t, datalink_id_t, const char *, void *))
3385 {
3386 	dladm_status_t		status;
3387 	dladm_conf_t		conf;
3388 	char			last_attr[MAXLINKATTRLEN];
3389 	char			attr[MAXLINKATTRLEN];
3390 	char			attrval[MAXLINKATTRVALLEN];
3391 	size_t			attrsz;
3392 
3393 	if (linkid == DATALINK_INVALID_LINKID || func == NULL)
3394 		return (DLADM_STATUS_BADARG);
3395 
3396 	status = dladm_getsnap_conf(handle, linkid, &conf);
3397 	if (status != DLADM_STATUS_OK)
3398 		return (status);
3399 
3400 	last_attr[0] = '\0';
3401 	while ((status = dladm_getnext_conf_linkprop(handle, conf, last_attr,
3402 	    attr, attrval, MAXLINKATTRVALLEN, &attrsz)) == DLADM_STATUS_OK) {
3403 		if (attr[0] == '_') {
3404 			if (func(handle, linkid, attr, arg) ==
3405 			    DLADM_WALK_TERMINATE)
3406 				break;
3407 		}
3408 		(void) strlcpy(last_attr, attr, MAXLINKATTRLEN);
3409 	}
3410 
3411 	dladm_destroy_conf(handle, conf);
3412 	return (DLADM_STATUS_OK);
3413 }
3414 
3415 static link_attr_t *
3416 dladm_name2prop(const char *prop_name)
3417 {
3418 	link_attr_t *p;
3419 
3420 	for (p = link_attr; p->pp_id != MAC_PROP_PRIVATE; p++) {
3421 		if (strcmp(p->pp_name, prop_name) == 0)
3422 			break;
3423 	}
3424 	return (p);
3425 }
3426 
3427 static link_attr_t *
3428 dladm_id2prop(mac_prop_id_t propid)
3429 {
3430 	link_attr_t *p;
3431 
3432 	for (p = link_attr; p->pp_id != MAC_PROP_PRIVATE; p++) {
3433 		if (p->pp_id == propid)
3434 			break;
3435 	}
3436 	return (p);
3437 }
3438 
3439 static dld_ioc_macprop_t *
3440 i_dladm_buf_alloc_impl(size_t valsize, datalink_id_t linkid,
3441     const char *prop_name, mac_prop_id_t propid, uint_t flags,
3442     dladm_status_t *status)
3443 {
3444 	int dsize;
3445 	dld_ioc_macprop_t *dip;
3446 
3447 	*status = DLADM_STATUS_OK;
3448 	dsize = MAC_PROP_BUFSIZE(valsize);
3449 	dip = malloc(dsize);
3450 	if (dip == NULL) {
3451 		*status = DLADM_STATUS_NOMEM;
3452 		return (NULL);
3453 	}
3454 	bzero(dip, dsize);
3455 	dip->pr_valsize = valsize;
3456 	(void) strlcpy(dip->pr_name, prop_name, sizeof (dip->pr_name));
3457 	dip->pr_linkid = linkid;
3458 	dip->pr_num = propid;
3459 	dip->pr_flags = flags;
3460 	return (dip);
3461 }
3462 
3463 static dld_ioc_macprop_t *
3464 i_dladm_buf_alloc_by_name(size_t valsize, datalink_id_t linkid,
3465     const char *prop_name, uint_t flags, dladm_status_t *status)
3466 {
3467 	link_attr_t *p;
3468 
3469 	p = dladm_name2prop(prop_name);
3470 	valsize = MAX(p->pp_valsize, valsize);
3471 	return (i_dladm_buf_alloc_impl(valsize, linkid, prop_name, p->pp_id,
3472 	    flags, status));
3473 }
3474 
3475 static dld_ioc_macprop_t *
3476 i_dladm_buf_alloc_by_id(size_t valsize, datalink_id_t linkid,
3477     mac_prop_id_t propid, uint_t flags, dladm_status_t *status)
3478 {
3479 	link_attr_t *p;
3480 
3481 	p = dladm_id2prop(propid);
3482 	valsize = MAX(p->pp_valsize, valsize);
3483 	return (i_dladm_buf_alloc_impl(valsize, linkid, p->pp_name, propid,
3484 	    flags, status));
3485 }
3486 
3487 /* ARGSUSED */
3488 static dladm_status_t
3489 set_public_prop(dladm_handle_t handle, prop_desc_t *pdp,
3490     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt, uint_t flags,
3491     datalink_media_t media)
3492 {
3493 	dld_ioc_macprop_t	*dip;
3494 	dladm_status_t	status = DLADM_STATUS_OK;
3495 	uint8_t		u8;
3496 	uint16_t	u16;
3497 	uint32_t	u32;
3498 	void		*val;
3499 
3500 	dip = i_dladm_buf_alloc_by_name(0, linkid, pdp->pd_name, 0, &status);
3501 	if (dip == NULL)
3502 		return (status);
3503 
3504 	if (pdp->pd_flags & PD_CHECK_ALLOC)
3505 		val = (void *)vdp->vd_val;
3506 	else {
3507 		/*
3508 		 * Currently all 1/2/4-byte size properties are byte/word/int.
3509 		 * No need (yet) to distinguish these from arrays of same size.
3510 		 */
3511 		switch (dip->pr_valsize) {
3512 		case 1:
3513 			u8 = vdp->vd_val;
3514 			val = &u8;
3515 			break;
3516 		case 2:
3517 			u16 = vdp->vd_val;
3518 			val = &u16;
3519 			break;
3520 		case 4:
3521 			u32 = vdp->vd_val;
3522 			val = &u32;
3523 			break;
3524 		default:
3525 			val = &vdp->vd_val;
3526 			break;
3527 		}
3528 	}
3529 
3530 	if (val != NULL)
3531 		(void) memcpy(dip->pr_val, val, dip->pr_valsize);
3532 	else
3533 		dip->pr_valsize = 0;
3534 
3535 	status = i_dladm_macprop(handle, dip, B_TRUE);
3536 
3537 done:
3538 	free(dip);
3539 	return (status);
3540 }
3541 
3542 dladm_status_t
3543 i_dladm_macprop(dladm_handle_t handle, void *dip, boolean_t set)
3544 {
3545 	dladm_status_t status = DLADM_STATUS_OK;
3546 
3547 	if (ioctl(dladm_dld_fd(handle),
3548 	    (set ? DLDIOC_SETMACPROP : DLDIOC_GETMACPROP), dip))
3549 		status = dladm_errno2status(errno);
3550 
3551 	return (status);
3552 }
3553 
3554 static dladm_status_t
3555 i_dladm_get_public_prop(dladm_handle_t handle, datalink_id_t linkid,
3556     char *prop_name, uint_t flags, uint_t *perm_flags, void *arg, size_t size)
3557 {
3558 	dld_ioc_macprop_t	*dip;
3559 	dladm_status_t		status;
3560 
3561 	dip = i_dladm_buf_alloc_by_name(0, linkid, prop_name, flags, &status);
3562 	if (dip == NULL)
3563 		return (DLADM_STATUS_NOMEM);
3564 
3565 	status = i_dladm_macprop(handle, dip, B_FALSE);
3566 	if (status != DLADM_STATUS_OK) {
3567 		free(dip);
3568 		return (status);
3569 	}
3570 
3571 	if (perm_flags != NULL)
3572 		*perm_flags = dip->pr_perm_flags;
3573 
3574 	if (arg != NULL)
3575 		(void) memcpy(arg, dip->pr_val, size);
3576 	free(dip);
3577 	return (DLADM_STATUS_OK);
3578 }
3579 
3580 /* ARGSUSED */
3581 static dladm_status_t
3582 check_uint32(dladm_handle_t handle, prop_desc_t *pdp,
3583     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
3584     val_desc_t **vp, datalink_media_t media)
3585 {
3586 	uint_t		val_cnt = *val_cntp;
3587 	val_desc_t	*v = *vp;
3588 
3589 	if (val_cnt != 1)
3590 		return (DLADM_STATUS_BADVAL);
3591 	v->vd_val = strtoul(prop_val[0], NULL, 0);
3592 	return (DLADM_STATUS_OK);
3593 }
3594 
3595 /* ARGSUSED */
3596 static dladm_status_t
3597 get_duplex(dladm_handle_t handle, prop_desc_t *pdp,
3598     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3599     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3600 {
3601 	link_duplex_t   link_duplex;
3602 	dladm_status_t  status;
3603 
3604 	if ((status = dladm_get_single_mac_stat(handle, linkid, "link_duplex",
3605 	    KSTAT_DATA_UINT32, &link_duplex)) != 0)
3606 		return (status);
3607 
3608 	switch (link_duplex) {
3609 	case LINK_DUPLEX_FULL:
3610 		(void) strcpy(*prop_val, "full");
3611 		break;
3612 	case LINK_DUPLEX_HALF:
3613 		(void) strcpy(*prop_val, "half");
3614 		break;
3615 	default:
3616 		(void) strcpy(*prop_val, "unknown");
3617 		break;
3618 	}
3619 	*val_cnt = 1;
3620 	return (DLADM_STATUS_OK);
3621 }
3622 
3623 /* ARGSUSED */
3624 static dladm_status_t
3625 get_speed(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3626     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
3627     uint_t *perm_flags)
3628 {
3629 	uint64_t	ifspeed = 0;
3630 	dladm_status_t status;
3631 
3632 	if ((status = dladm_get_single_mac_stat(handle, linkid, "ifspeed",
3633 	    KSTAT_DATA_UINT64, &ifspeed)) != 0)
3634 		return (status);
3635 
3636 	if ((ifspeed % 1000000) != 0) {
3637 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
3638 		    "%llf", ifspeed / (float)1000000); /* Mbps */
3639 	} else {
3640 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
3641 		    "%llu", ifspeed / 1000000); /* Mbps */
3642 	}
3643 	*val_cnt = 1;
3644 	*perm_flags = MAC_PROP_PERM_READ;
3645 	return (DLADM_STATUS_OK);
3646 }
3647 
3648 /* ARGSUSED */
3649 static dladm_status_t
3650 get_link_state(dladm_handle_t handle, prop_desc_t *pdp,
3651     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3652     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3653 {
3654 	link_state_t		link_state;
3655 	dladm_status_t		status;
3656 
3657 	status = dladm_get_state(handle, linkid, &link_state);
3658 	if (status != DLADM_STATUS_OK)
3659 		return (status);
3660 
3661 	switch (link_state) {
3662 	case LINK_STATE_UP:
3663 		(void) strcpy(*prop_val, "up");
3664 		break;
3665 	case LINK_STATE_DOWN:
3666 		(void) strcpy(*prop_val, "down");
3667 		break;
3668 	default:
3669 		(void) strcpy(*prop_val, "unknown");
3670 		break;
3671 	}
3672 	*val_cnt = 1;
3673 	*perm_flags = MAC_PROP_PERM_READ;
3674 	return (DLADM_STATUS_OK);
3675 }
3676 
3677 /* ARGSUSED */
3678 static dladm_status_t
3679 get_binary(dladm_handle_t handle, prop_desc_t *pdp,
3680     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3681     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3682 {
3683 	dladm_status_t	status;
3684 	uint_t		v = 0;
3685 
3686 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3687 	    perm_flags, &v, sizeof (v));
3688 	if (status != DLADM_STATUS_OK)
3689 		return (status);
3690 
3691 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%d", (uint_t)(v > 0));
3692 	*val_cnt = 1;
3693 	return (DLADM_STATUS_OK);
3694 }
3695 
3696 /* ARGSUSED */
3697 static dladm_status_t
3698 get_uint32(dladm_handle_t handle, prop_desc_t *pdp,
3699     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3700     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3701 {
3702 	dladm_status_t	status;
3703 	uint32_t	v = 0;
3704 
3705 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3706 	    perm_flags, &v, sizeof (v));
3707 	if (status != DLADM_STATUS_OK)
3708 		return (status);
3709 
3710 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", v);
3711 	*val_cnt = 1;
3712 	return (DLADM_STATUS_OK);
3713 }
3714 
3715 /* ARGSUSED */
3716 static dladm_status_t
3717 get_range(dladm_handle_t handle, prop_desc_t *pdp,
3718     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3719     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3720 {
3721 	dld_ioc_macprop_t *dip;
3722 	dladm_status_t status = DLADM_STATUS_OK;
3723 	size_t	sz;
3724 	uint_t	rcount;
3725 	mac_propval_range_t *rangep;
3726 
3727 	/*
3728 	 * As caller we don't know number of value ranges, the driver
3729 	 * supports. To begin with we assume that number to be 1. If the
3730 	 * buffer size is insufficient, driver returns back with the
3731 	 * actual count of value ranges. See mac.h for more details.
3732 	 */
3733 	sz = sizeof (mac_propval_range_t);
3734 	rcount = 1;
3735 retry:
3736 	if ((dip = i_dladm_buf_alloc_by_name(sz, linkid, pdp->pd_name, flags,
3737 	    &status)) == NULL)
3738 		return (status);
3739 
3740 	rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
3741 	rangep->mpr_count = rcount;
3742 
3743 	status = i_dladm_macprop(handle, dip, B_FALSE);
3744 	if (status != DLADM_STATUS_OK) {
3745 		if (status == DLADM_STATUS_TOOSMALL) {
3746 			int err;
3747 
3748 			if ((err = i_dladm_range_size(rangep, &sz, &rcount))
3749 			    == 0) {
3750 				free(dip);
3751 				goto retry;
3752 			} else {
3753 				status = dladm_errno2status(err);
3754 			}
3755 		}
3756 		free(dip);
3757 		return (status);
3758 	}
3759 
3760 	if (rangep->mpr_count == 0) {
3761 		*val_cnt = 1;
3762 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "--");
3763 		goto done;
3764 	}
3765 
3766 	switch (rangep->mpr_type) {
3767 	case MAC_PROPVAL_UINT32: {
3768 		mac_propval_uint32_range_t *ur;
3769 		uint_t	count = rangep->mpr_count, i;
3770 
3771 		ur = &rangep->mpr_range_uint32[0];
3772 
3773 		for (i = 0; i < count; i++, ur++) {
3774 			if (ur->mpur_min == ur->mpur_max) {
3775 				(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
3776 				    "%ld", ur->mpur_min);
3777 			} else {
3778 				(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
3779 				    "%ld-%ld", ur->mpur_min, ur->mpur_max);
3780 			}
3781 		}
3782 		*val_cnt = count;
3783 		break;
3784 	}
3785 	default:
3786 		status = DLADM_STATUS_BADARG;
3787 		break;
3788 	}
3789 done:
3790 	free(dip);
3791 	return (status);
3792 }
3793 
3794 /* ARGSUSED */
3795 static dladm_status_t
3796 get_tagmode(dladm_handle_t handle, prop_desc_t *pdp,
3797     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3798     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3799 {
3800 	link_tagmode_t		mode;
3801 	dladm_status_t		status;
3802 
3803 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3804 	    perm_flags, &mode, sizeof (mode));
3805 	if (status != DLADM_STATUS_OK)
3806 		return (status);
3807 
3808 	switch (mode) {
3809 	case LINK_TAGMODE_NORMAL:
3810 		(void) strlcpy(*prop_val, "normal", DLADM_PROP_VAL_MAX);
3811 		break;
3812 	case LINK_TAGMODE_VLANONLY:
3813 		(void) strlcpy(*prop_val, "vlanonly", DLADM_PROP_VAL_MAX);
3814 		break;
3815 	default:
3816 		(void) strlcpy(*prop_val, "unknown", DLADM_PROP_VAL_MAX);
3817 	}
3818 	*val_cnt = 1;
3819 	return (DLADM_STATUS_OK);
3820 }
3821 
3822 /* ARGSUSED */
3823 static dladm_status_t
3824 get_flowctl(dladm_handle_t handle, prop_desc_t *pdp,
3825     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3826     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3827 {
3828 	link_flowctrl_t	v;
3829 	dladm_status_t	status;
3830 
3831 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3832 	    perm_flags, &v, sizeof (v));
3833 	if (status != DLADM_STATUS_OK)
3834 		return (status);
3835 
3836 	switch (v) {
3837 	case LINK_FLOWCTRL_NONE:
3838 		(void) sprintf(*prop_val, "no");
3839 		break;
3840 	case LINK_FLOWCTRL_RX:
3841 		(void) sprintf(*prop_val, "rx");
3842 		break;
3843 	case LINK_FLOWCTRL_TX:
3844 		(void) sprintf(*prop_val, "tx");
3845 		break;
3846 	case LINK_FLOWCTRL_BI:
3847 		(void) sprintf(*prop_val, "bi");
3848 		break;
3849 	}
3850 	*val_cnt = 1;
3851 	return (DLADM_STATUS_OK);
3852 }
3853 
3854 
3855 /* ARGSUSED */
3856 static dladm_status_t
3857 i_dladm_set_private_prop(dladm_handle_t handle, datalink_id_t linkid,
3858     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
3859 
3860 {
3861 	int		i, slen;
3862 	int 		bufsize = 0;
3863 	dld_ioc_macprop_t *dip = NULL;
3864 	uchar_t 	*dp;
3865 	link_attr_t *p;
3866 	dladm_status_t	status = DLADM_STATUS_OK;
3867 
3868 	if ((prop_name == NULL && prop_val != NULL) ||
3869 	    (prop_val != NULL && val_cnt == 0))
3870 		return (DLADM_STATUS_BADARG);
3871 	p = dladm_name2prop(prop_name);
3872 	if (p->pp_id != MAC_PROP_PRIVATE)
3873 		return (DLADM_STATUS_BADARG);
3874 
3875 	if (!(flags & DLADM_OPT_ACTIVE))
3876 		return (DLADM_STATUS_OK);
3877 
3878 	/*
3879 	 * private properties: all parsing is done in the kernel.
3880 	 * allocate a enough space for each property + its separator (',').
3881 	 */
3882 	for (i = 0; i < val_cnt; i++) {
3883 		bufsize += strlen(prop_val[i]) + 1;
3884 	}
3885 
3886 	if (prop_val == NULL) {
3887 		/*
3888 		 * getting default value. so use more buffer space.
3889 		 */
3890 		bufsize += DLADM_PROP_BUF_CHUNK;
3891 	}
3892 
3893 	dip = i_dladm_buf_alloc_by_name(bufsize + 1, linkid, prop_name,
3894 	    (prop_val != NULL ? 0 : DLD_PROP_DEFAULT), &status);
3895 	if (dip == NULL)
3896 		return (status);
3897 
3898 	dp = (uchar_t *)dip->pr_val;
3899 	slen = 0;
3900 
3901 	if (prop_val == NULL) {
3902 		status = i_dladm_macprop(handle, dip, B_FALSE);
3903 		dip->pr_flags = 0;
3904 	} else {
3905 		for (i = 0; i < val_cnt; i++) {
3906 			int plen = 0;
3907 
3908 			plen = strlen(prop_val[i]);
3909 			bcopy(prop_val[i], dp, plen);
3910 			slen += plen;
3911 			/*
3912 			 * add a "," separator and update dp.
3913 			 */
3914 			if (i != (val_cnt -1))
3915 				dp[slen++] = ',';
3916 			dp += (plen + 1);
3917 		}
3918 	}
3919 	if (status == DLADM_STATUS_OK)
3920 		status = i_dladm_macprop(handle, dip, B_TRUE);
3921 
3922 	free(dip);
3923 	return (status);
3924 }
3925 
3926 static dladm_status_t
3927 i_dladm_get_priv_prop(dladm_handle_t handle, datalink_id_t linkid,
3928     const char *prop_name, char **prop_val, uint_t *val_cnt,
3929     dladm_prop_type_t type, uint_t dld_flags)
3930 {
3931 	dladm_status_t	status = DLADM_STATUS_OK;
3932 	dld_ioc_macprop_t *dip = NULL;
3933 	link_attr_t *p;
3934 
3935 	if ((prop_name == NULL && prop_val != NULL) ||
3936 	    (prop_val != NULL && val_cnt == 0))
3937 		return (DLADM_STATUS_BADARG);
3938 
3939 	p = dladm_name2prop(prop_name);
3940 	if (p->pp_id != MAC_PROP_PRIVATE)
3941 		return (DLADM_STATUS_BADARG);
3942 
3943 	/*
3944 	 * private properties: all parsing is done in the kernel.
3945 	 */
3946 	dip = i_dladm_buf_alloc_by_name(DLADM_PROP_BUF_CHUNK, linkid, prop_name,
3947 	    dld_flags, &status);
3948 	if (dip == NULL)
3949 		return (status);
3950 
3951 	if ((status = i_dladm_macprop(handle, dip, B_FALSE)) ==
3952 	    DLADM_STATUS_OK) {
3953 		if (type == DLADM_PROP_VAL_PERM) {
3954 			(void) dladm_perm2str(dip->pr_perm_flags, *prop_val);
3955 		} else if (type == DLADM_PROP_VAL_MODIFIABLE) {
3956 			*prop_val[0] = '\0';
3957 		} else {
3958 			(void) strncpy(*prop_val, dip->pr_val,
3959 			    DLADM_PROP_VAL_MAX);
3960 		}
3961 		*val_cnt = 1;
3962 	} else if ((status == DLADM_STATUS_NOTSUP) &&
3963 	    (type == DLADM_PROP_VAL_CURRENT)) {
3964 		status = DLADM_STATUS_NOTFOUND;
3965 	}
3966 	free(dip);
3967 	return (status);
3968 }
3969 
3970 
3971 static dladm_status_t
3972 i_dladm_getset_defval(dladm_handle_t handle, prop_desc_t *pdp,
3973     datalink_id_t linkid, datalink_media_t media, uint_t flags)
3974 {
3975 	dladm_status_t status;
3976 	char **prop_vals = NULL, *buf;
3977 	size_t bufsize;
3978 	uint_t cnt;
3979 	int i;
3980 	uint_t perm_flags;
3981 
3982 	/*
3983 	 * Allocate buffer needed for prop_vals array. We can have at most
3984 	 * DLADM_MAX_PROP_VALCNT char *prop_vals[] entries, where
3985 	 * each entry has max size DLADM_PROP_VAL_MAX
3986 	 */
3987 	bufsize =
3988 	    (sizeof (char *) + DLADM_PROP_VAL_MAX) * DLADM_MAX_PROP_VALCNT;
3989 	buf = malloc(bufsize);
3990 	prop_vals = (char **)(void *)buf;
3991 	for (i = 0; i < DLADM_MAX_PROP_VALCNT; i++) {
3992 		prop_vals[i] = buf +
3993 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
3994 		    i * DLADM_PROP_VAL_MAX;
3995 	}
3996 
3997 	/*
3998 	 * For properties which have pdp->pd_defval.vd_name as a non-empty
3999 	 * string, the "" itself is used to reset the property (exceptions
4000 	 * are zone and autopush, which populate vdp->vd_val). So
4001 	 * libdladm can copy pdp->pd_defval over to the val_desc_t passed
4002 	 * down on the setprop using the global values in the table. For
4003 	 * other cases (vd_name is ""), doing reset-linkprop will cause
4004 	 * libdladm to do a getprop to find the default value and then do
4005 	 * a setprop to reset the value to default.
4006 	 */
4007 	status = pdp->pd_get(handle, pdp, linkid, prop_vals, &cnt, media,
4008 	    DLD_PROP_DEFAULT, &perm_flags);
4009 	if (status == DLADM_STATUS_OK) {
4010 		if (perm_flags == MAC_PROP_PERM_RW) {
4011 			status = i_dladm_set_single_prop(handle, linkid,
4012 			    pdp->pd_class, media, pdp, prop_vals, cnt, flags);
4013 		}
4014 		else
4015 			status = DLADM_STATUS_NOTSUP;
4016 	}
4017 	free(buf);
4018 	return (status);
4019 }
4020 
4021 /* ARGSUSED */
4022 static dladm_status_t
4023 get_stp(dladm_handle_t handle, struct prop_desc *pd, datalink_id_t linkid,
4024     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
4025     uint_t *perm_flags)
4026 {
4027 	const bridge_public_prop_t *bpp;
4028 	dladm_status_t retv;
4029 	int val, i;
4030 
4031 	if (flags != 0)
4032 		return (DLADM_STATUS_NOTSUP);
4033 	*perm_flags = MAC_PROP_PERM_RW;
4034 	*val_cnt = 1;
4035 	for (bpp = bridge_prop; bpp->bpp_name != NULL; bpp++)
4036 		if (strcmp(bpp->bpp_name, pd->pd_name) == 0)
4037 			break;
4038 	retv = dladm_bridge_get_port_cfg(handle, linkid, bpp->bpp_code, &val);
4039 	/* If the daemon isn't running, then return the persistent value */
4040 	if (retv == DLADM_STATUS_NOTFOUND) {
4041 		if (i_dladm_get_linkprop_db(handle, linkid, pd->pd_name,
4042 		    prop_val, val_cnt) != DLADM_STATUS_OK)
4043 			(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4044 			    DLADM_PROP_VAL_MAX);
4045 		return (DLADM_STATUS_OK);
4046 	}
4047 	if (retv != DLADM_STATUS_OK) {
4048 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4049 		return (retv);
4050 	}
4051 	if (val == pd->pd_defval.vd_val && pd->pd_defval.vd_name[0] != '\0') {
4052 		(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4053 		    DLADM_PROP_VAL_MAX);
4054 		return (DLADM_STATUS_OK);
4055 	}
4056 	for (i = 0; i < pd->pd_noptval; i++) {
4057 		if (val == pd->pd_optval[i].vd_val) {
4058 			(void) strlcpy(*prop_val, pd->pd_optval[i].vd_name,
4059 			    DLADM_PROP_VAL_MAX);
4060 			return (DLADM_STATUS_OK);
4061 		}
4062 	}
4063 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", (unsigned)val);
4064 	return (DLADM_STATUS_OK);
4065 }
4066 
4067 /* ARGSUSED1 */
4068 static dladm_status_t
4069 set_stp_prop(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4070     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4071 {
4072 	/*
4073 	 * Special case for mcheck: the daemon resets the value to zero, and we
4074 	 * don't want the daemon to refresh itself; it leads to deadlock.
4075 	 */
4076 	if (flags & DLADM_OPT_NOREFRESH)
4077 		return (DLADM_STATUS_OK);
4078 
4079 	/* Tell the running daemon, if any */
4080 	return (dladm_bridge_refresh(handle, linkid));
4081 }
4082 
4083 /*
4084  * This is used only for stp_priority, stp_cost, and stp_mcheck.
4085  */
4086 /* ARGSUSED */
4087 static dladm_status_t
4088 check_stp_prop(dladm_handle_t handle, struct prop_desc *pd,
4089     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
4090     val_desc_t **vdpp, datalink_media_t media)
4091 {
4092 	char		*cp;
4093 	boolean_t	iscost;
4094 	uint_t		val_cnt = *val_cntp;
4095 	val_desc_t	*vdp = *vdpp;
4096 
4097 	if (val_cnt != 1)
4098 		return (DLADM_STATUS_BADVALCNT);
4099 
4100 	if (prop_val == NULL) {
4101 		vdp->vd_val = 0;
4102 	} else {
4103 		/* Only stp_priority and stp_cost use this function */
4104 		iscost = strcmp(pd->pd_name, "stp_cost") == 0;
4105 
4106 		if (iscost && strcmp(prop_val[0], "auto") == 0) {
4107 			/* Illegal value 0 is allowed to mean "automatic" */
4108 			vdp->vd_val = 0;
4109 		} else {
4110 			errno = 0;
4111 			vdp->vd_val = strtoul(prop_val[0], &cp, 0);
4112 			if (errno != 0 || *cp != '\0')
4113 				return (DLADM_STATUS_BADVAL);
4114 		}
4115 	}
4116 
4117 	if (iscost) {
4118 		return (vdp->vd_val > 65535 ? DLADM_STATUS_BADVAL :
4119 		    DLADM_STATUS_OK);
4120 	} else {
4121 		if (vdp->vd_val > 255)
4122 			return (DLADM_STATUS_BADVAL);
4123 		/*
4124 		 * If the user is setting stp_mcheck non-zero, then (per the
4125 		 * IEEE management standards and UNH testing) we need to check
4126 		 * whether this link is part of a bridge that is running RSTP.
4127 		 * If it's not, then setting the flag is an error.  Note that
4128 		 * errors are intentionally discarded here; it's the value
4129 		 * that's the problem -- it's not a bad value, merely one that
4130 		 * can't be used now.
4131 		 */
4132 		if (strcmp(pd->pd_name, "stp_mcheck") == 0 &&
4133 		    vdp->vd_val != 0) {
4134 			char bridge[MAXLINKNAMELEN];
4135 			UID_STP_CFG_T cfg;
4136 			dladm_bridge_prot_t brprot;
4137 
4138 			if (dladm_bridge_getlink(handle, linkid, bridge,
4139 			    sizeof (bridge)) != DLADM_STATUS_OK ||
4140 			    dladm_bridge_get_properties(bridge, &cfg,
4141 			    &brprot) != DLADM_STATUS_OK)
4142 				return (DLADM_STATUS_FAILED);
4143 			if (cfg.force_version <= 1)
4144 				return (DLADM_STATUS_FAILED);
4145 		}
4146 		return (DLADM_STATUS_OK);
4147 	}
4148 }
4149 
4150 /* ARGSUSED */
4151 static dladm_status_t
4152 get_bridge_forward(dladm_handle_t handle, struct prop_desc *pd,
4153     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4154     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4155 {
4156 	dladm_status_t retv;
4157 	uint_t val;
4158 
4159 	if (flags != 0)
4160 		return (DLADM_STATUS_NOTSUP);
4161 	*perm_flags = MAC_PROP_PERM_RW;
4162 	*val_cnt = 1;
4163 	retv = dladm_bridge_get_forwarding(handle, linkid, &val);
4164 	if (retv == DLADM_STATUS_NOTFOUND) {
4165 		if (i_dladm_get_linkprop_db(handle, linkid, pd->pd_name,
4166 		    prop_val, val_cnt) != DLADM_STATUS_OK)
4167 			(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4168 			    DLADM_PROP_VAL_MAX);
4169 		return (DLADM_STATUS_OK);
4170 	}
4171 	if (retv == DLADM_STATUS_OK)
4172 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", val);
4173 	else
4174 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4175 	return (retv);
4176 }
4177 
4178 /* ARGSUSED */
4179 static dladm_status_t
4180 set_bridge_forward(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4181     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4182 {
4183 	/* Tell the running daemon, if any */
4184 	return (dladm_bridge_refresh(handle, linkid));
4185 }
4186 
4187 /* ARGSUSED */
4188 static dladm_status_t
4189 get_bridge_pvid(dladm_handle_t handle, struct prop_desc *pd,
4190     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4191     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4192 {
4193 	dladm_status_t status;
4194 	dld_ioc_macprop_t *dip;
4195 	uint16_t pvid;
4196 
4197 	if (flags != 0)
4198 		return (DLADM_STATUS_NOTSUP);
4199 	*perm_flags = MAC_PROP_PERM_RW;
4200 	*val_cnt = 1;
4201 	dip = i_dladm_buf_alloc_by_id(sizeof (uint16_t), linkid, MAC_PROP_PVID,
4202 	    0, &status);
4203 	if (dip == NULL)
4204 		return (status);
4205 	status = i_dladm_macprop(handle, dip, B_FALSE);
4206 	if (status == DLADM_STATUS_OK) {
4207 		(void) memcpy(&pvid, dip->pr_val, sizeof (pvid));
4208 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", pvid);
4209 	} else {
4210 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4211 	}
4212 	free(dip);
4213 	return (status);
4214 }
4215 
4216 /* ARGSUSED */
4217 static dladm_status_t
4218 set_bridge_pvid(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4219     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4220 {
4221 	dladm_status_t status;
4222 	dld_ioc_macprop_t *dip;
4223 	uint16_t pvid;
4224 
4225 	dip = i_dladm_buf_alloc_by_id(sizeof (uint16_t), linkid, MAC_PROP_PVID,
4226 	    0, &status);
4227 	if (dip == NULL)
4228 		return (status);
4229 	pvid = vdp->vd_val;
4230 	(void) memcpy(dip->pr_val, &pvid, sizeof (pvid));
4231 	status = i_dladm_macprop(handle, dip, B_TRUE);
4232 	free(dip);
4233 	if (status != DLADM_STATUS_OK)
4234 		return (status);
4235 
4236 	/* Tell the running daemon, if any */
4237 	return (dladm_bridge_refresh(handle, linkid));
4238 }
4239 
4240 /* ARGSUSED */
4241 static dladm_status_t
4242 check_bridge_pvid(dladm_handle_t handle, struct prop_desc *pd,
4243     datalink_id_t linkid, char **prop_val, uint_t *val_cntp, uint_t flags,
4244     val_desc_t **vdpp, datalink_media_t media)
4245 {
4246 	char		*cp;
4247 	uint_t		val_cnt = *val_cntp;
4248 	val_desc_t	*vdp = *vdpp;
4249 
4250 	if (val_cnt != 1)
4251 		return (DLADM_STATUS_BADVALCNT);
4252 
4253 	if (prop_val == NULL) {
4254 		vdp->vd_val = 1;
4255 	} else {
4256 		errno = 0;
4257 		vdp->vd_val = strtoul(prop_val[0], &cp, 0);
4258 		if (errno != 0 || *cp != '\0')
4259 			return (DLADM_STATUS_BADVAL);
4260 	}
4261 
4262 	return (vdp->vd_val > VLAN_ID_MAX ? DLADM_STATUS_BADVAL :
4263 	    DLADM_STATUS_OK);
4264 }
4265 
4266 dladm_status_t
4267 i_dladm_wlan_param(dladm_handle_t handle, datalink_id_t linkid, void *buf,
4268     mac_prop_id_t cmd, size_t len, boolean_t set)
4269 {
4270 	uint32_t		flags;
4271 	dladm_status_t		status;
4272 	uint32_t		media;
4273 	dld_ioc_macprop_t	*dip;
4274 	void			*dp;
4275 
4276 	if ((status = dladm_datalink_id2info(handle, linkid, &flags, NULL,
4277 	    &media, NULL, 0)) != DLADM_STATUS_OK) {
4278 		return (status);
4279 	}
4280 
4281 	if (media != DL_WIFI)
4282 		return (DLADM_STATUS_BADARG);
4283 
4284 	if (!(flags & DLADM_OPT_ACTIVE))
4285 		return (DLADM_STATUS_TEMPONLY);
4286 
4287 	if (len == (MAX_BUF_LEN - WIFI_BUF_OFFSET))
4288 		len = MAX_BUF_LEN - sizeof (dld_ioc_macprop_t) - 1;
4289 
4290 	dip = i_dladm_buf_alloc_by_id(len, linkid, cmd, 0, &status);
4291 	if (dip == NULL)
4292 		return (DLADM_STATUS_NOMEM);
4293 
4294 	dp = (uchar_t *)dip->pr_val;
4295 	if (set)
4296 		(void) memcpy(dp, buf, len);
4297 
4298 	status = i_dladm_macprop(handle, dip, set);
4299 	if (status == DLADM_STATUS_OK) {
4300 		if (!set)
4301 			(void) memcpy(buf, dp, len);
4302 	}
4303 
4304 	free(dip);
4305 	return (status);
4306 }
4307 
4308 dladm_status_t
4309 dladm_parse_link_props(char *str, dladm_arg_list_t **listp, boolean_t novalues)
4310 {
4311 	return (dladm_parse_args(str, listp, novalues));
4312 }
4313 
4314 /*
4315  * Retrieve the one link property from the database
4316  */
4317 /*ARGSUSED*/
4318 static int
4319 i_dladm_get_one_prop(dladm_handle_t handle, datalink_id_t linkid,
4320     const char *prop_name, void *arg)
4321 {
4322 	dladm_arg_list_t	*proplist = arg;
4323 	dladm_arg_info_t	*aip = NULL;
4324 
4325 	aip = &proplist->al_info[proplist->al_count];
4326 	/*
4327 	 * it is fine to point to prop_name since prop_name points to the
4328 	 * prop_table[n].pd_name.
4329 	 */
4330 	aip->ai_name = prop_name;
4331 
4332 	(void) dladm_get_linkprop(handle, linkid, DLADM_PROP_VAL_PERSISTENT,
4333 	    prop_name, aip->ai_val, &aip->ai_count);
4334 
4335 	if (aip->ai_count != 0)
4336 		proplist->al_count++;
4337 
4338 	return (DLADM_WALK_CONTINUE);
4339 }
4340 
4341 
4342 /*
4343  * Retrieve all link properties for a link from the database and
4344  * return a property list.
4345  */
4346 dladm_status_t
4347 dladm_link_get_proplist(dladm_handle_t handle, datalink_id_t linkid,
4348     dladm_arg_list_t **listp)
4349 {
4350 	dladm_arg_list_t	*list;
4351 	dladm_status_t		status = DLADM_STATUS_OK;
4352 
4353 	list = calloc(1, sizeof (dladm_arg_list_t));
4354 	if (list == NULL)
4355 		return (dladm_errno2status(errno));
4356 
4357 	status = dladm_walk_linkprop(handle, linkid, list,
4358 	    i_dladm_get_one_prop);
4359 
4360 	*listp = list;
4361 	return (status);
4362 }
4363 
4364 /*
4365  * Retrieve the named property from a proplist, check the value and
4366  * convert to a kernel structure.
4367  */
4368 static dladm_status_t
4369 i_dladm_link_proplist_extract_one(dladm_handle_t handle,
4370     dladm_arg_list_t *proplist, const char *name, uint_t flags, void *arg)
4371 {
4372 	dladm_status_t		status;
4373 	dladm_arg_info_t	*aip = NULL;
4374 	int			i, j;
4375 
4376 	/* Find named property in proplist */
4377 	for (i = 0; i < proplist->al_count; i++) {
4378 		aip = &proplist->al_info[i];
4379 		if (strcasecmp(aip->ai_name, name) == 0)
4380 			break;
4381 	}
4382 
4383 	/* Property not in list */
4384 	if (i == proplist->al_count)
4385 		return (DLADM_STATUS_OK);
4386 
4387 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
4388 		prop_desc_t	*pdp = &prop_table[i];
4389 		val_desc_t	*vdp;
4390 
4391 		vdp = malloc(sizeof (val_desc_t) * aip->ai_count);
4392 		if (vdp == NULL)
4393 			return (DLADM_STATUS_NOMEM);
4394 
4395 		if (strcasecmp(aip->ai_name, pdp->pd_name) != 0)
4396 			continue;
4397 
4398 		if (aip->ai_val == NULL)
4399 			return (DLADM_STATUS_BADARG);
4400 
4401 		/* Check property value */
4402 		if (pdp->pd_check != NULL) {
4403 			status = pdp->pd_check(handle, pdp, 0, aip->ai_val,
4404 			    &(aip->ai_count), flags, &vdp, 0);
4405 		} else {
4406 			status = DLADM_STATUS_BADARG;
4407 		}
4408 
4409 		if (status != DLADM_STATUS_OK)
4410 			return (status);
4411 
4412 		for (j = 0; j < DLADM_MAX_RSRC_PROP; j++) {
4413 			resource_prop_t	*rpp = &rsrc_prop_table[j];
4414 
4415 			if (strcasecmp(aip->ai_name, rpp->rp_name) != 0)
4416 				continue;
4417 
4418 			/* Extract kernel structure */
4419 			if (rpp->rp_extract != NULL) {
4420 				status = rpp->rp_extract(vdp,
4421 				    aip->ai_count, arg);
4422 			} else {
4423 				status = DLADM_STATUS_BADARG;
4424 			}
4425 			break;
4426 		}
4427 
4428 		if (status != DLADM_STATUS_OK)
4429 			return (status);
4430 
4431 		break;
4432 	}
4433 	return (status);
4434 }
4435 
4436 /*
4437  * Extract properties from a proplist and convert to mac_resource_props_t.
4438  */
4439 dladm_status_t
4440 dladm_link_proplist_extract(dladm_handle_t handle, dladm_arg_list_t *proplist,
4441     mac_resource_props_t *mrp, uint_t flags)
4442 {
4443 	dladm_status_t	status;
4444 	int		i;
4445 
4446 	for (i = 0; i < DLADM_MAX_RSRC_PROP; i++) {
4447 		status = i_dladm_link_proplist_extract_one(handle,
4448 		    proplist, rsrc_prop_table[i].rp_name, flags, mrp);
4449 		if (status != DLADM_STATUS_OK)
4450 			return (status);
4451 	}
4452 	return (status);
4453 }
4454 
4455 static const char *
4456 dladm_perm2str(uint_t perm, char *buf)
4457 {
4458 	(void) snprintf(buf, DLADM_STRSIZE, "%c%c",
4459 	    ((perm & MAC_PROP_PERM_READ) != 0) ? 'r' : '-',
4460 	    ((perm & MAC_PROP_PERM_WRITE) != 0) ? 'w' : '-');
4461 	return (buf);
4462 }
4463 
4464 dladm_status_t
4465 dladm_get_state(dladm_handle_t handle, datalink_id_t linkid,
4466     link_state_t *state)
4467 {
4468 	uint_t			perms;
4469 
4470 	return (i_dladm_get_public_prop(handle, linkid, "state", 0,
4471 	    &perms, state, sizeof (*state)));
4472 }
4473 
4474 boolean_t
4475 dladm_attr_is_linkprop(const char *name)
4476 {
4477 	/* non-property attribute names */
4478 	const char *nonprop[] = {
4479 		/* dlmgmtd core attributes */
4480 		"name",
4481 		"class",
4482 		"media",
4483 		FPHYMAJ,
4484 		FPHYINST,
4485 		FDEVNAME,
4486 
4487 		/* other attributes for vlan, aggr, etc */
4488 		DLADM_ATTR_NAMES
4489 	};
4490 	boolean_t	is_nonprop = B_FALSE;
4491 	int		i;
4492 
4493 	for (i = 0; i < sizeof (nonprop) / sizeof (nonprop[0]); i++) {
4494 		if (strcmp(name, nonprop[i]) == 0) {
4495 			is_nonprop = B_TRUE;
4496 			break;
4497 		}
4498 	}
4499 
4500 	return (!is_nonprop);
4501 }
4502 
4503 dladm_status_t
4504 dladm_linkprop_is_set(dladm_handle_t handle, datalink_id_t linkid,
4505     dladm_prop_type_t type, const char *prop_name, boolean_t *is_set)
4506 {
4507 	char		*buf, **propvals;
4508 	uint_t		valcnt = DLADM_MAX_PROP_VALCNT;
4509 	int		i;
4510 	dladm_status_t	status = DLADM_STATUS_OK;
4511 	size_t		bufsize;
4512 
4513 	*is_set = B_FALSE;
4514 
4515 	bufsize = (sizeof (char *) + DLADM_PROP_VAL_MAX) *
4516 	    DLADM_MAX_PROP_VALCNT;
4517 	if ((buf = calloc(1, bufsize)) == NULL)
4518 		return (DLADM_STATUS_NOMEM);
4519 
4520 	propvals = (char **)(void *)buf;
4521 	for (i = 0; i < valcnt; i++) {
4522 		propvals[i] = buf +
4523 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
4524 		    i * DLADM_PROP_VAL_MAX;
4525 	}
4526 
4527 	if (dladm_get_linkprop(handle, linkid, type, prop_name, propvals,
4528 	    &valcnt) != DLADM_STATUS_OK) {
4529 		goto done;
4530 	}
4531 
4532 	/*
4533 	 * valcnt is always set to 1 by get_pool(), hence we need to check
4534 	 * for a non-null string to see if it is set. For protection and
4535 	 * allowed-ips, we can check either the *propval or the valcnt.
4536 	 */
4537 	if ((strcmp(prop_name, "pool") == 0 ||
4538 	    strcmp(prop_name, "protection") == 0 ||
4539 	    strcmp(prop_name, "allowed-ips") == 0) &&
4540 	    (strlen(*propvals) != 0)) {
4541 		*is_set = B_TRUE;
4542 	} else if ((strcmp(prop_name, "cpus") == 0) && (valcnt != 0)) {
4543 		*is_set = B_TRUE;
4544 	} else if ((strcmp(prop_name, "_softmac") == 0) && (valcnt != 0) &&
4545 	    (strcmp(propvals[0], "true") == 0)) {
4546 		*is_set = B_TRUE;
4547 	}
4548 
4549 done:
4550 	if (buf != NULL)
4551 		free(buf);
4552 	return (status);
4553 }
4554 
4555 /* ARGSUSED */
4556 static dladm_status_t
4557 get_linkmode_prop(dladm_handle_t handle, prop_desc_t *pdp,
4558     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4559     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4560 {
4561 	char			*s;
4562 	uint32_t		v;
4563 	dladm_status_t		status;
4564 
4565 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
4566 	    perm_flags, &v, sizeof (v));
4567 	if (status != DLADM_STATUS_OK)
4568 		return (status);
4569 
4570 	switch (v) {
4571 	case DLADM_PART_CM_MODE:
4572 		s = "cm";
4573 		break;
4574 	case DLADM_PART_UD_MODE:
4575 		s = "ud";
4576 		break;
4577 	default:
4578 		s = "";
4579 		break;
4580 	}
4581 	(void) snprintf(prop_val[0], DLADM_STRSIZE, "%s", s);
4582 
4583 	*val_cnt = 1;
4584 	return (DLADM_STATUS_OK);
4585 }
4586