xref: /titanic_41/usr/src/lib/libdladm/common/linkprop.c (revision 80e2ca8596e3435bc3b76f3c597833ea0a87f85e)
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 <strings.h>
27 #include <errno.h>
28 #include <ctype.h>
29 #include <stddef.h>
30 #include <sys/types.h>
31 #include <sys/stat.h>
32 #include <sys/dld.h>
33 #include <sys/zone.h>
34 #include <fcntl.h>
35 #include <unistd.h>
36 #include <libdevinfo.h>
37 #include <zone.h>
38 #include <libdllink.h>
39 #include <libdladm_impl.h>
40 #include <libdlwlan_impl.h>
41 #include <libdlwlan.h>
42 #include <libdlvlan.h>
43 #include <libdlvnic.h>
44 #include <libdlib.h>
45 #include <libintl.h>
46 #include <dlfcn.h>
47 #include <link.h>
48 #include <inet/wifi_ioctl.h>
49 #include <libdladm.h>
50 #include <libdlstat.h>
51 #include <sys/param.h>
52 #include <sys/debug.h>
53 #include <sys/dld.h>
54 #include <inttypes.h>
55 #include <sys/ethernet.h>
56 #include <inet/iptun.h>
57 #include <net/wpa.h>
58 #include <sys/sysmacros.h>
59 #include <sys/vlan.h>
60 #include <libdlbridge.h>
61 #include <stp_in.h>
62 #include <netinet/dhcp.h>
63 #include <netinet/dhcp6.h>
64 #include <net/if_types.h>
65 #include <libinetutil.h>
66 #include <pool.h>
67 
68 /*
69  * The linkprop get() callback.
70  * - pd: 	pointer to the prop_desc_t
71  * - propstrp:	a property string array to keep the returned property.
72  *		Caller allocated.
73  * - cntp:	number of returned properties.
74  *		Caller also uses it to indicate how many it expects.
75  */
76 struct prop_desc;
77 typedef struct prop_desc prop_desc_t;
78 
79 typedef dladm_status_t	pd_getf_t(dladm_handle_t, prop_desc_t *pdp,
80 			datalink_id_t, char **propstp, uint_t *cntp,
81 			datalink_media_t, uint_t, uint_t *);
82 
83 /*
84  * The linkprop set() callback.
85  * - propval:	a val_desc_t array which keeps the property values to be set.
86  * - cnt:	number of properties to be set.
87  * - flags: 	additional flags passed down the system call.
88  *
89  * pd_set takes val_desc_t given by pd_check(), translates it into
90  * a format suitable for kernel consumption. This may require allocation
91  * of ioctl buffers etc. pd_set() may call another common routine (used
92  * by all other pd_sets) which invokes the ioctl.
93  */
94 typedef dladm_status_t	pd_setf_t(dladm_handle_t, prop_desc_t *, datalink_id_t,
95 			    val_desc_t *propval, uint_t cnt, uint_t flags,
96 			    datalink_media_t);
97 
98 /*
99  * The linkprop check() callback.
100  * - propstrp:	property string array which keeps the property to be checked.
101  * - cnt:	number of properties.
102  * - propval:	return value; the property values of the given property strings.
103  *
104  * pd_check checks that the input values are valid. It does so by
105  * iteraring through the pd_modval list for the property. If
106  * the modifiable values cannot be expressed as a list, a pd_check
107  * specific to this property can be used. If the input values are
108  * verified to be valid, pd_check allocates a val_desc_t and fills it
109  * with either a val_desc_t found on the pd_modval list or something
110  * generated on the fly.
111  */
112 typedef dladm_status_t	pd_checkf_t(dladm_handle_t, prop_desc_t *pdp,
113 			    datalink_id_t, char **propstrp, uint_t cnt,
114 			    uint_t flags, val_desc_t *propval,
115 			    datalink_media_t);
116 
117 typedef struct link_attr_s {
118 	mac_prop_id_t	pp_id;
119 	size_t		pp_valsize;
120 	char		*pp_name;
121 } link_attr_t;
122 
123 typedef struct dladm_linkprop_args_s {
124 	dladm_status_t	dla_status;
125 	uint_t		dla_flags;
126 } dladm_linkprop_args_t;
127 
128 static dld_ioc_macprop_t *i_dladm_buf_alloc_by_name(size_t, datalink_id_t,
129 			    const char *, uint_t, dladm_status_t *);
130 static dld_ioc_macprop_t *i_dladm_buf_alloc_by_id(size_t, datalink_id_t,
131 			    mac_prop_id_t, uint_t, dladm_status_t *);
132 static dladm_status_t	i_dladm_get_public_prop(dladm_handle_t, datalink_id_t,
133 			    char *, uint_t, uint_t *, void *, size_t);
134 
135 static dladm_status_t	i_dladm_set_private_prop(dladm_handle_t, datalink_id_t,
136 			    const char *, char **, uint_t, uint_t);
137 static dladm_status_t	i_dladm_get_priv_prop(dladm_handle_t, datalink_id_t,
138 			    const char *, char **, uint_t *, dladm_prop_type_t,
139 			    uint_t);
140 static dladm_status_t	i_dladm_macprop(dladm_handle_t, void *, boolean_t);
141 static const char	*dladm_perm2str(uint_t, char *);
142 static link_attr_t	*dladm_name2prop(const char *);
143 static link_attr_t	*dladm_id2prop(mac_prop_id_t);
144 
145 static pd_getf_t	get_zone, get_autopush, get_rate_mod, get_rate,
146 			get_speed, get_channel, get_powermode, get_radio,
147 			get_duplex, get_link_state, get_binary, get_uint32,
148 			get_flowctl, get_maxbw, get_cpus, get_priority,
149 			get_tagmode, get_range, get_stp, get_bridge_forward,
150 			get_bridge_pvid, get_protection, get_rxrings,
151 			get_txrings, get_cntavail,
152 			get_allowedips, get_allowedcids, get_pool,
153 			get_rings_range, get_linkmode_prop;
154 
155 static pd_setf_t	set_zone, set_rate, set_powermode, set_radio,
156 			set_public_prop, set_resource, set_stp_prop,
157 			set_bridge_forward, set_bridge_pvid;
158 
159 static pd_checkf_t	check_zone, check_autopush, check_rate, check_hoplimit,
160 			check_encaplim, check_uint32, check_maxbw, check_cpus,
161 			check_stp_prop, check_bridge_pvid, check_allowedips,
162 			check_allowedcids, check_rings,
163 			check_pool, check_prop;
164 
165 struct prop_desc {
166 	/*
167 	 * link property name
168 	 */
169 	char			*pd_name;
170 
171 	/*
172 	 * default property value, can be set to { "", NULL }
173 	 */
174 	val_desc_t		pd_defval;
175 
176 	/*
177 	 * list of optional property values, can be NULL.
178 	 *
179 	 * This is set to non-NULL if there is a list of possible property
180 	 * values.  pd_optval would point to the array of possible values.
181 	 */
182 	val_desc_t		*pd_optval;
183 
184 	/*
185 	 * count of the above optional property values. 0 if pd_optval is NULL.
186 	 */
187 	uint_t			pd_noptval;
188 
189 	/*
190 	 * callback to set link property; set to NULL if this property is
191 	 * read-only and may be called before or after permanent update; see
192 	 * flags.
193 	 */
194 	pd_setf_t		*pd_set;
195 
196 	/*
197 	 * callback to get modifiable link property
198 	 */
199 	pd_getf_t		*pd_getmod;
200 
201 	/*
202 	 * callback to get current link property
203 	 */
204 	pd_getf_t		*pd_get;
205 
206 	/*
207 	 * callback to validate link property value, set to NULL if pd_optval
208 	 * is not NULL. In that case, validate the value by comparing it with
209 	 * the pd_optval. Return a val_desc_t array pointer if the value is
210 	 * valid.
211 	 */
212 	pd_checkf_t		*pd_check;
213 
214 	uint_t			pd_flags;
215 #define	PD_TEMPONLY	0x1	/* property is temporary only */
216 #define	PD_CHECK_ALLOC	0x2	/* alloc vd_val as part of pd_check */
217 #define	PD_AFTER_PERM	0x4	/* pd_set after db update; no temporary */
218 	/*
219 	 * indicate link classes this property applies to.
220 	 */
221 	datalink_class_t	pd_class;
222 
223 	/*
224 	 * indicate link media type this property applies to.
225 	 */
226 	datalink_media_t	pd_dmedia;
227 };
228 
229 #define	MAC_PROP_BUFSIZE(v)	sizeof (dld_ioc_macprop_t) + (v) - 1
230 
231 /*
232  * Supported link properties enumerated in the prop_table[] array are
233  * computed using the callback functions in that array. To compute the
234  * property value, multiple distinct system calls may be needed (e.g.,
235  * for wifi speed, we need to issue system calls to get desired/supported
236  * rates). The link_attr[] table enumerates the interfaces to the kernel,
237  * and the type/size of the data passed in the user-kernel interface.
238  */
239 static link_attr_t link_attr[] = {
240 	{ MAC_PROP_DUPLEX,	sizeof (link_duplex_t),	"duplex"},
241 
242 	{ MAC_PROP_SPEED,	sizeof (uint64_t),	"speed"},
243 
244 	{ MAC_PROP_STATUS,	sizeof (link_state_t),	"state"},
245 
246 	{ MAC_PROP_AUTONEG,	sizeof (uint8_t),	"adv_autoneg_cap"},
247 
248 	{ MAC_PROP_MTU,		sizeof (uint32_t),	"mtu"},
249 
250 	{ MAC_PROP_FLOWCTRL,	sizeof (link_flowctrl_t), "flowctrl"},
251 
252 	{ MAC_PROP_ZONE,	sizeof (dld_ioc_zid_t),	"zone"},
253 
254 	{ MAC_PROP_AUTOPUSH,	sizeof (struct dlautopush), "autopush"},
255 
256 	{ MAC_PROP_ADV_10GFDX_CAP, sizeof (uint8_t),	"adv_10gfdx_cap"},
257 
258 	{ MAC_PROP_EN_10GFDX_CAP, sizeof (uint8_t),	"en_10gfdx_cap"},
259 
260 	{ MAC_PROP_ADV_1000FDX_CAP, sizeof (uint8_t),	"adv_1000fdx_cap"},
261 
262 	{ MAC_PROP_EN_1000FDX_CAP, sizeof (uint8_t),	"en_1000fdx_cap"},
263 
264 	{ MAC_PROP_ADV_1000HDX_CAP, sizeof (uint8_t),	"adv_1000hdx_cap"},
265 
266 	{ MAC_PROP_EN_1000HDX_CAP, sizeof (uint8_t),	"en_1000hdx_cap"},
267 
268 	{ MAC_PROP_ADV_100FDX_CAP, sizeof (uint8_t),	"adv_100fdx_cap"},
269 
270 	{ MAC_PROP_EN_100FDX_CAP, sizeof (uint8_t),	"en_100fdx_cap"},
271 
272 	{ MAC_PROP_ADV_100HDX_CAP, sizeof (uint8_t),	"adv_100hdx_cap"},
273 
274 	{ MAC_PROP_EN_100HDX_CAP, sizeof (uint8_t),	"en_100hdx_cap"},
275 
276 	{ MAC_PROP_ADV_10FDX_CAP, sizeof (uint8_t),	"adv_10fdx_cap"},
277 
278 	{ MAC_PROP_EN_10FDX_CAP, sizeof (uint8_t),	"en_10fdx_cap"},
279 
280 	{ MAC_PROP_ADV_10HDX_CAP, sizeof (uint8_t),	"adv_10hdx_cap"},
281 
282 	{ MAC_PROP_EN_10HDX_CAP, sizeof (uint8_t),	"en_10hdx_cap"},
283 
284 	{ MAC_PROP_WL_ESSID,	sizeof (wl_linkstatus_t), "essid"},
285 
286 	{ MAC_PROP_WL_BSSID,	sizeof (wl_bssid_t),	"bssid"},
287 
288 	{ MAC_PROP_WL_BSSTYPE,	sizeof (wl_bss_type_t),	"bsstype"},
289 
290 	{ MAC_PROP_WL_LINKSTATUS, sizeof (wl_linkstatus_t), "wl_linkstatus"},
291 
292 	/* wl_rates_t has variable length */
293 	{ MAC_PROP_WL_DESIRED_RATES, sizeof (wl_rates_t), "desired_rates"},
294 
295 	/* wl_rates_t has variable length */
296 	{ MAC_PROP_WL_SUPPORTED_RATES, sizeof (wl_rates_t), "supported_rates"},
297 
298 	{ MAC_PROP_WL_AUTH_MODE, sizeof (wl_authmode_t), "authmode"},
299 
300 	{ MAC_PROP_WL_ENCRYPTION, sizeof (wl_encryption_t), "encryption"},
301 
302 	{ MAC_PROP_WL_RSSI,	sizeof (wl_rssi_t),	"signal"},
303 
304 	{ MAC_PROP_WL_PHY_CONFIG, sizeof (wl_phy_conf_t), "phy_conf"},
305 
306 	{ MAC_PROP_WL_CAPABILITY, sizeof (wl_capability_t), "capability"},
307 
308 	{ MAC_PROP_WL_WPA,	sizeof (wl_wpa_t),	"wpa"},
309 
310 	/*  wl_wpa_ess_t has variable length */
311 	{ MAC_PROP_WL_SCANRESULTS, sizeof (wl_wpa_ess_t), "scan_results"},
312 
313 	{ MAC_PROP_WL_POWER_MODE, sizeof (wl_ps_mode_t), "powermode"},
314 
315 	{ MAC_PROP_WL_RADIO,	sizeof (dladm_wlan_radio_t), "wl_radio"},
316 
317 	{ MAC_PROP_WL_ESS_LIST, sizeof (wl_ess_list_t),	"wl_ess_list"},
318 
319 	{ MAC_PROP_WL_KEY_TAB,	sizeof (wl_wep_key_tab_t), "wl_wep_key"},
320 
321 	{ MAC_PROP_WL_CREATE_IBSS, sizeof (wl_create_ibss_t), "createibss"},
322 
323 	/* wl_wpa_ie_t has variable length */
324 	{ MAC_PROP_WL_SETOPTIE,	sizeof (wl_wpa_ie_t),	"set_ie"},
325 
326 	{ MAC_PROP_WL_DELKEY,	sizeof (wl_del_key_t),	"wpa_del_key"},
327 
328 	{ MAC_PROP_WL_KEY,	sizeof (wl_key_t),	"wl_key"},
329 
330 	{ MAC_PROP_WL_MLME,	sizeof (wl_mlme_t),	"mlme"},
331 
332 	{ MAC_PROP_TAGMODE,	sizeof (link_tagmode_t),	"tagmode"},
333 
334 	{ MAC_PROP_IPTUN_HOPLIMIT, sizeof (uint32_t),	"hoplimit"},
335 
336 	{ MAC_PROP_IPTUN_ENCAPLIMIT, sizeof (uint32_t),	"encaplimit"},
337 
338 	{ MAC_PROP_PVID,	sizeof (uint16_t),	"default_tag"},
339 
340 	{ MAC_PROP_LLIMIT,	sizeof (uint32_t),	"learn_limit"},
341 
342 	{ MAC_PROP_LDECAY,	sizeof (uint32_t),	"learn_decay"},
343 
344 	{ MAC_PROP_RESOURCE,	sizeof (mac_resource_props_t),	"resource"},
345 
346 	{ MAC_PROP_RESOURCE_EFF, sizeof (mac_resource_props_t),
347 	    "resource-effective"},
348 
349 	{ MAC_PROP_RXRINGSRANGE, sizeof (mac_propval_range_t),	"rxrings"},
350 
351 	{ MAC_PROP_TXRINGSRANGE, sizeof (mac_propval_range_t),	"txrings"},
352 
353 	{ MAC_PROP_MAX_TX_RINGS_AVAIL,	sizeof (uint_t),
354 	    "txrings-available"},
355 
356 	{ MAC_PROP_MAX_RX_RINGS_AVAIL,	sizeof (uint_t),
357 	    "rxrings-available"},
358 
359 	{ MAC_PROP_MAX_RXHWCLNT_AVAIL,	sizeof (uint_t), "rxhwclnt-available"},
360 
361 	{ MAC_PROP_MAX_TXHWCLNT_AVAIL,	sizeof (uint_t), "txhwclnt-available"},
362 
363 	{ MAC_PROP_IB_LINKMODE,	sizeof (uint32_t),	"linkmode"},
364 
365 	{ MAC_PROP_PRIVATE,	0,			"driver-private"}
366 };
367 
368 typedef struct bridge_public_prop_s {
369 	const char	*bpp_name;
370 	int		bpp_code;
371 } bridge_public_prop_t;
372 
373 static const bridge_public_prop_t bridge_prop[] = {
374 	{ "stp", PT_CFG_NON_STP },
375 	{ "stp_priority", PT_CFG_PRIO },
376 	{ "stp_cost", PT_CFG_COST },
377 	{ "stp_edge", PT_CFG_EDGE },
378 	{ "stp_p2p", PT_CFG_P2P },
379 	{ "stp_mcheck", PT_CFG_MCHECK },
380 	{ NULL, 0 }
381 };
382 
383 static  val_desc_t	link_duplex_vals[] = {
384 	{ "half", 	LINK_DUPLEX_HALF	},
385 	{ "full", 	LINK_DUPLEX_HALF	}
386 };
387 static  val_desc_t	link_status_vals[] = {
388 	{ "up",		LINK_STATE_UP		},
389 	{ "down",	LINK_STATE_DOWN		}
390 };
391 static  val_desc_t	link_01_vals[] = {
392 	{ "1",		1			},
393 	{ "0",		0			}
394 };
395 static  val_desc_t	link_flow_vals[] = {
396 	{ "no",		LINK_FLOWCTRL_NONE	},
397 	{ "tx",		LINK_FLOWCTRL_TX	},
398 	{ "rx",		LINK_FLOWCTRL_RX	},
399 	{ "bi",		LINK_FLOWCTRL_BI	}
400 };
401 static  val_desc_t	link_priority_vals[] = {
402 	{ "low",	MPL_LOW	},
403 	{ "medium",	MPL_MEDIUM	},
404 	{ "high",	MPL_HIGH	}
405 };
406 
407 static val_desc_t	link_tagmode_vals[] = {
408 	{ "normal",	LINK_TAGMODE_NORMAL	},
409 	{ "vlanonly",	LINK_TAGMODE_VLANONLY	}
410 };
411 
412 static  val_desc_t	link_protect_vals[] = {
413 	{ "mac-nospoof",	MPT_MACNOSPOOF	},
414 	{ "restricted",		MPT_RESTRICTED	},
415 	{ "ip-nospoof",		MPT_IPNOSPOOF	},
416 	{ "dhcp-nospoof",	MPT_DHCPNOSPOOF	},
417 };
418 
419 static val_desc_t	dladm_wlan_radio_vals[] = {
420 	{ "on",		DLADM_WLAN_RADIO_ON	},
421 	{ "off",	DLADM_WLAN_RADIO_OFF	}
422 };
423 
424 static val_desc_t	dladm_wlan_powermode_vals[] = {
425 	{ "off",	DLADM_WLAN_PM_OFF	},
426 	{ "fast",	DLADM_WLAN_PM_FAST	},
427 	{ "max",	DLADM_WLAN_PM_MAX	}
428 };
429 
430 static  val_desc_t	stp_p2p_vals[] = {
431 	{ "true",	P2P_FORCE_TRUE		},
432 	{ "false",	P2P_FORCE_FALSE		},
433 	{ "auto",	P2P_AUTO		}
434 };
435 
436 static  val_desc_t	dladm_ibpart_linkmode_vals[] = {
437 	{ "cm",		DLADM_IBPART_CM_MODE	},
438 	{ "ud",		DLADM_IBPART_UD_MODE	},
439 };
440 
441 #define	VALCNT(vals)    (sizeof ((vals)) / sizeof (val_desc_t))
442 #define	RESET_VAL	((uintptr_t)-1)
443 #define	UNSPEC_VAL	((uintptr_t)-2)
444 
445 static prop_desc_t	prop_table[] = {
446 	{ "channel",	{ NULL, 0 },
447 	    NULL, 0, NULL, NULL,
448 	    get_channel, NULL, 0,
449 	    DATALINK_CLASS_PHYS, DL_WIFI },
450 
451 	{ "powermode",	{ "off", DLADM_WLAN_PM_OFF },
452 	    dladm_wlan_powermode_vals, VALCNT(dladm_wlan_powermode_vals),
453 	    set_powermode, NULL,
454 	    get_powermode, NULL, 0,
455 	    DATALINK_CLASS_PHYS, DL_WIFI },
456 
457 	{ "radio",	{ "on", DLADM_WLAN_RADIO_ON },
458 	    dladm_wlan_radio_vals, VALCNT(dladm_wlan_radio_vals),
459 	    set_radio, NULL,
460 	    get_radio, NULL, 0,
461 	    DATALINK_CLASS_PHYS, DL_WIFI },
462 
463 	{ "linkmode",	{ "cm", DLADM_IBPART_CM_MODE },
464 	    dladm_ibpart_linkmode_vals, VALCNT(dladm_ibpart_linkmode_vals),
465 	    set_public_prop, NULL, get_linkmode_prop, NULL, 0,
466 	    DATALINK_CLASS_PART, DL_IB },
467 
468 	{ "speed",	{ "", 0 }, NULL, 0,
469 	    set_rate, get_rate_mod,
470 	    get_rate, check_rate, 0,
471 	    DATALINK_CLASS_PHYS, DATALINK_ANY_MEDIATYPE },
472 
473 	{ "autopush",	{ "", 0 }, NULL, 0,
474 	    set_public_prop, NULL,
475 	    get_autopush, check_autopush, PD_CHECK_ALLOC,
476 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
477 
478 	{ "zone",	{ "", 0 }, NULL, 0,
479 	    set_zone, NULL,
480 	    get_zone, check_zone, PD_TEMPONLY|PD_CHECK_ALLOC,
481 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
482 
483 	{ "duplex",	{ "", 0 },
484 	    link_duplex_vals, VALCNT(link_duplex_vals),
485 	    NULL, NULL, get_duplex, NULL,
486 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
487 
488 	{ "state",	{ "up", LINK_STATE_UP },
489 	    link_status_vals, VALCNT(link_status_vals),
490 	    NULL, NULL, get_link_state, NULL,
491 	    0, DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
492 
493 	{ "adv_autoneg_cap", { "", 0 },
494 	    link_01_vals, VALCNT(link_01_vals),
495 	    set_public_prop, NULL, get_binary, NULL,
496 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
497 
498 	{ "mtu", { "", 0 }, NULL, 0,
499 	    set_public_prop, get_range,
500 	    get_uint32, check_uint32, 0, DATALINK_CLASS_ALL,
501 	    DATALINK_ANY_MEDIATYPE },
502 
503 	{ "flowctrl", { "", 0 },
504 	    link_flow_vals, VALCNT(link_flow_vals),
505 	    set_public_prop, NULL, get_flowctl, NULL,
506 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
507 
508 	{ "adv_10gfdx_cap", { "", 0 },
509 	    link_01_vals, VALCNT(link_01_vals),
510 	    NULL, NULL, get_binary, NULL,
511 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
512 
513 	{ "en_10gfdx_cap", { "", 0 },
514 	    link_01_vals, VALCNT(link_01_vals),
515 	    set_public_prop, NULL, get_binary, NULL,
516 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
517 
518 	{ "adv_1000fdx_cap", { "", 0 },
519 	    link_01_vals, VALCNT(link_01_vals),
520 	    NULL, NULL, get_binary, NULL,
521 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
522 
523 	{ "en_1000fdx_cap", { "", 0 },
524 	    link_01_vals, VALCNT(link_01_vals),
525 	    set_public_prop, NULL, get_binary, NULL,
526 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
527 
528 	{ "adv_1000hdx_cap", { "", 0 },
529 	    link_01_vals, VALCNT(link_01_vals),
530 	    NULL, NULL, get_binary, NULL,
531 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
532 
533 	{ "en_1000hdx_cap", { "", 0 },
534 	    link_01_vals, VALCNT(link_01_vals),
535 	    set_public_prop, NULL, get_binary, NULL,
536 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
537 
538 	{ "adv_100fdx_cap", { "", 0 },
539 	    link_01_vals, VALCNT(link_01_vals),
540 	    NULL, NULL, get_binary, NULL,
541 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
542 
543 	{ "en_100fdx_cap", { "", 0 },
544 	    link_01_vals, VALCNT(link_01_vals),
545 	    set_public_prop, NULL, get_binary, NULL,
546 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
547 
548 	{ "adv_100hdx_cap", { "", 0 },
549 	    link_01_vals, VALCNT(link_01_vals),
550 	    NULL, NULL, get_binary, NULL,
551 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
552 
553 	{ "en_100hdx_cap", { "", 0 },
554 	    link_01_vals, VALCNT(link_01_vals),
555 	    set_public_prop, NULL, get_binary, NULL,
556 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
557 
558 	{ "adv_10fdx_cap", { "", 0 },
559 	    link_01_vals, VALCNT(link_01_vals),
560 	    NULL, NULL, get_binary, NULL,
561 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
562 
563 	{ "en_10fdx_cap", { "", 0 },
564 	    link_01_vals, VALCNT(link_01_vals),
565 	    set_public_prop, NULL, get_binary, NULL,
566 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
567 
568 	{ "adv_10hdx_cap", { "", 0 },
569 	    link_01_vals, VALCNT(link_01_vals),
570 	    NULL, NULL, get_binary, NULL,
571 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
572 
573 	{ "en_10hdx_cap", { "", 0 },
574 	    link_01_vals, VALCNT(link_01_vals),
575 	    set_public_prop, NULL, get_binary, NULL,
576 	    0, DATALINK_CLASS_PHYS, DL_ETHER },
577 
578 	{ "maxbw", { "--", RESET_VAL }, NULL, 0,
579 	    set_resource, NULL,
580 	    get_maxbw, check_maxbw, PD_CHECK_ALLOC,
581 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
582 
583 	{ "cpus", { "--", RESET_VAL }, NULL, 0,
584 	    set_resource, NULL,
585 	    get_cpus, check_cpus, 0,
586 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
587 
588 	{ "cpus-effective", { "--", 0 },
589 	    NULL, 0, NULL, NULL,
590 	    get_cpus, 0, 0,
591 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
592 
593 	{ "pool", { "--", RESET_VAL }, NULL, 0,
594 	    set_resource, NULL,
595 	    get_pool, check_pool, 0,
596 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
597 
598 	{ "pool-effective", { "--", 0 },
599 	    NULL, 0, NULL, NULL,
600 	    get_pool, 0, 0,
601 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
602 
603 	{ "priority", { "high", MPL_RESET },
604 	    link_priority_vals, VALCNT(link_priority_vals), set_resource,
605 	    NULL, get_priority, check_prop, 0,
606 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
607 
608 	{ "tagmode", { "vlanonly", LINK_TAGMODE_VLANONLY },
609 	    link_tagmode_vals, VALCNT(link_tagmode_vals),
610 	    set_public_prop, NULL, get_tagmode,
611 	    NULL, 0,
612 	    DATALINK_CLASS_PHYS | DATALINK_CLASS_AGGR | DATALINK_CLASS_VNIC,
613 	    DL_ETHER },
614 
615 	{ "hoplimit", { "", 0 }, NULL, 0,
616 	    set_public_prop, get_range, get_uint32,
617 	    check_hoplimit, 0, DATALINK_CLASS_IPTUN, DATALINK_ANY_MEDIATYPE},
618 
619 	{ "encaplimit", { "", 0 }, NULL, 0,
620 	    set_public_prop, get_range, get_uint32,
621 	    check_encaplim, 0, DATALINK_CLASS_IPTUN, DL_IPV6},
622 
623 	{ "forward", { "1", 1 },
624 	    link_01_vals, VALCNT(link_01_vals),
625 	    set_bridge_forward, NULL, get_bridge_forward, NULL, PD_AFTER_PERM,
626 	    DATALINK_CLASS_ALL & ~DATALINK_CLASS_VNIC, DL_ETHER },
627 
628 	{ "default_tag", { "1", 1 }, NULL, 0,
629 	    set_bridge_pvid, NULL, get_bridge_pvid, check_bridge_pvid,
630 	    0, DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
631 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
632 
633 	{ "learn_limit", { "1000", 1000 }, NULL, 0,
634 	    set_public_prop, NULL, get_uint32,
635 	    check_uint32, 0,
636 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
637 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
638 
639 	{ "learn_decay", { "200", 200 }, NULL, 0,
640 	    set_public_prop, NULL, get_uint32,
641 	    check_uint32, 0,
642 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
643 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
644 
645 	{ "stp", { "1", 1 },
646 	    link_01_vals, VALCNT(link_01_vals),
647 	    set_stp_prop, NULL, get_stp, NULL, PD_AFTER_PERM,
648 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
649 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
650 
651 	{ "stp_priority", { "128", 128 }, NULL, 0,
652 	    set_stp_prop, NULL, get_stp, check_stp_prop, PD_AFTER_PERM,
653 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
654 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
655 
656 	{ "stp_cost", { "auto", 0 }, NULL, 0,
657 	    set_stp_prop, NULL, get_stp, check_stp_prop, PD_AFTER_PERM,
658 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
659 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
660 
661 	{ "stp_edge", { "1", 1 },
662 	    link_01_vals, VALCNT(link_01_vals),
663 	    set_stp_prop, NULL, get_stp, NULL, PD_AFTER_PERM,
664 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
665 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
666 
667 	{ "stp_p2p", { "auto", P2P_AUTO },
668 	    stp_p2p_vals, VALCNT(stp_p2p_vals),
669 	    set_stp_prop, NULL, get_stp, NULL, PD_AFTER_PERM,
670 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
671 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
672 
673 	{ "stp_mcheck", { "0", 0 },
674 	    link_01_vals, VALCNT(link_01_vals),
675 	    set_stp_prop, NULL, get_stp, check_stp_prop, PD_AFTER_PERM,
676 	    DATALINK_CLASS_PHYS|DATALINK_CLASS_AGGR|
677 	    DATALINK_CLASS_ETHERSTUB|DATALINK_CLASS_SIMNET, DL_ETHER },
678 
679 	{ "protection", { "--", RESET_VAL },
680 	    link_protect_vals, VALCNT(link_protect_vals),
681 	    set_resource, NULL, get_protection, check_prop, 0,
682 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
683 
684 	{ "allowed-ips", { "--", 0 },
685 	    NULL, 0, set_resource, NULL,
686 	    get_allowedips, check_allowedips, PD_CHECK_ALLOC,
687 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
688 
689 	{ "allowed-dhcp-cids", { "--", 0 },
690 	    NULL, 0, set_resource, NULL,
691 	    get_allowedcids, check_allowedcids, PD_CHECK_ALLOC,
692 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
693 
694 	{ "rxrings", { "--", RESET_VAL }, NULL, 0,
695 	    set_resource, get_rings_range, get_rxrings, check_rings, 0,
696 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
697 
698 	{ "rxrings-effective", { "--", 0 },
699 	    NULL, 0, NULL, NULL,
700 	    get_rxrings, NULL, 0,
701 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
702 
703 	{ "txrings", { "--", RESET_VAL }, NULL, 0,
704 	    set_resource, get_rings_range, get_txrings, check_rings, 0,
705 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
706 
707 	{ "txrings-effective", { "--", 0 },
708 	    NULL, 0, NULL, NULL,
709 	    get_txrings, NULL, 0,
710 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
711 
712 	{ "txrings-available", { "", 0 }, NULL, 0,
713 	    NULL, NULL, get_cntavail, NULL, 0,
714 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
715 
716 	{ "rxrings-available", { "", 0 }, NULL, 0,
717 	    NULL, NULL, get_cntavail, NULL, 0,
718 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
719 
720 	{ "rxhwclnt-available", { "", 0 }, NULL, 0,
721 	    NULL, NULL, get_cntavail, NULL, 0,
722 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
723 
724 	{ "txhwclnt-available", { "", 0 }, NULL, 0,
725 	    NULL, NULL, get_cntavail, NULL, 0,
726 	    DATALINK_CLASS_ALL, DATALINK_ANY_MEDIATYPE },
727 
728 };
729 
730 #define	DLADM_MAX_PROPS	(sizeof (prop_table) / sizeof (prop_desc_t))
731 
732 static resource_prop_t rsrc_prop_table[] = {
733 	{"maxbw",		extract_maxbw},
734 	{"priority",		extract_priority},
735 	{"cpus",		extract_cpus},
736 	{"cpus-effective",	extract_cpus},
737 	{"pool",		extract_pool},
738 	{"pool-effective",	extract_pool},
739 	{"protection",		extract_protection},
740 	{"allowed-ips",		extract_allowedips},
741 	{"allowed-dhcp-cids",	extract_allowedcids},
742 	{"rxrings",		extract_rxrings},
743 	{"rxrings-effective",	extract_rxrings},
744 	{"txrings",		extract_txrings},
745 	{"txrings-effective",	extract_txrings}
746 };
747 #define	DLADM_MAX_RSRC_PROP (sizeof (rsrc_prop_table) / \
748 	sizeof (resource_prop_t))
749 
750 /*
751  * when retrieving  private properties, we pass down a buffer with
752  * DLADM_PROP_BUF_CHUNK of space for the driver to return the property value.
753  */
754 #define	DLADM_PROP_BUF_CHUNK	1024
755 
756 static dladm_status_t	i_dladm_set_linkprop_db(dladm_handle_t, datalink_id_t,
757 			    const char *, char **, uint_t);
758 static dladm_status_t	i_dladm_get_linkprop_db(dladm_handle_t, datalink_id_t,
759 			    const char *, char **, uint_t *);
760 static dladm_status_t	i_dladm_walk_linkprop_priv_db(dladm_handle_t,
761 			    datalink_id_t, void *, int (*)(dladm_handle_t,
762 			    datalink_id_t, const char *, void *));
763 static dladm_status_t	i_dladm_set_single_prop(dladm_handle_t, datalink_id_t,
764 			    datalink_class_t, uint32_t, prop_desc_t *, char **,
765 			    uint_t, uint_t);
766 static dladm_status_t	i_dladm_set_linkprop(dladm_handle_t, datalink_id_t,
767 			    const char *, char **, uint_t, uint_t);
768 static dladm_status_t	i_dladm_getset_defval(dladm_handle_t, prop_desc_t *,
769 			    datalink_id_t, datalink_media_t, uint_t);
770 
771 /*
772  * Unfortunately, MAX_SCAN_SUPPORT_RATES is too small to allow all
773  * rates to be retrieved. However, we cannot increase it at this
774  * time because it will break binary compatibility with unbundled
775  * WiFi drivers and utilities. So for now we define an additional
776  * constant, MAX_SUPPORT_RATES, to allow all rates to be retrieved.
777  */
778 #define	MAX_SUPPORT_RATES	64
779 
780 #define	AP_ANCHOR	"[anchor]"
781 #define	AP_DELIMITER	'.'
782 
783 /* ARGSUSED */
784 static dladm_status_t
785 check_prop(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
786     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
787     datalink_media_t media)
788 {
789 	int		i, j;
790 
791 	for (j = 0; j < val_cnt; j++) {
792 		for (i = 0; i < pdp->pd_noptval; i++) {
793 			if (strcasecmp(prop_val[j],
794 			    pdp->pd_optval[i].vd_name) == 0) {
795 				break;
796 			}
797 		}
798 		if (i == pdp->pd_noptval)
799 			return (DLADM_STATUS_BADVAL);
800 
801 		(void) memcpy(&vdp[j], &pdp->pd_optval[i], sizeof (val_desc_t));
802 	}
803 	return (DLADM_STATUS_OK);
804 }
805 
806 static dladm_status_t
807 i_dladm_set_single_prop(dladm_handle_t handle, datalink_id_t linkid,
808     datalink_class_t class, uint32_t media, prop_desc_t *pdp, char **prop_val,
809     uint_t val_cnt, uint_t flags)
810 {
811 	dladm_status_t	status = DLADM_STATUS_OK;
812 	val_desc_t	*vdp = NULL;
813 	boolean_t	needfree = B_FALSE;
814 	uint_t		cnt, i;
815 
816 	if (!(pdp->pd_class & class))
817 		return (DLADM_STATUS_BADARG);
818 
819 	if (!DATALINK_MEDIA_ACCEPTED(pdp->pd_dmedia, media))
820 		return (DLADM_STATUS_BADARG);
821 
822 	if ((flags & DLADM_OPT_PERSIST) && (pdp->pd_flags & PD_TEMPONLY))
823 		return (DLADM_STATUS_TEMPONLY);
824 
825 	if (!(flags & DLADM_OPT_ACTIVE))
826 		return (DLADM_STATUS_OK);
827 
828 	if (pdp->pd_set == NULL)
829 		return (DLADM_STATUS_PROPRDONLY);
830 
831 	if (prop_val != NULL) {
832 		vdp = calloc(val_cnt, sizeof (val_desc_t));
833 		if (vdp == NULL)
834 			return (DLADM_STATUS_NOMEM);
835 
836 		if (pdp->pd_check != NULL) {
837 			needfree = ((pdp->pd_flags & PD_CHECK_ALLOC) != 0);
838 			status = pdp->pd_check(handle, pdp, linkid, prop_val,
839 			    val_cnt, flags, vdp, media);
840 		} else if (pdp->pd_optval != NULL) {
841 			status = check_prop(handle, pdp, linkid, prop_val,
842 			    val_cnt, flags, vdp, media);
843 		} else {
844 			status = DLADM_STATUS_BADARG;
845 		}
846 
847 		if (status != DLADM_STATUS_OK)
848 			goto done;
849 
850 		cnt = val_cnt;
851 	} else {
852 		boolean_t	defval = B_FALSE;
853 
854 		if (pdp->pd_defval.vd_name == NULL)
855 			return (DLADM_STATUS_NOTSUP);
856 
857 		cnt = 1;
858 		defval = (strlen(pdp->pd_defval.vd_name) > 0);
859 		if ((pdp->pd_flags & PD_CHECK_ALLOC) != 0 || defval) {
860 			if ((vdp = calloc(1, sizeof (val_desc_t))) == NULL)
861 				return (DLADM_STATUS_NOMEM);
862 
863 			if (defval) {
864 				(void) memcpy(vdp, &pdp->pd_defval,
865 				    sizeof (val_desc_t));
866 			} else if (pdp->pd_check != NULL) {
867 				status = pdp->pd_check(handle, pdp, linkid,
868 				    prop_val, cnt, flags, vdp, media);
869 				if (status != DLADM_STATUS_OK)
870 					goto done;
871 			}
872 		} else {
873 			status = i_dladm_getset_defval(handle, pdp, linkid,
874 			    media, flags);
875 			return (status);
876 		}
877 	}
878 	if (pdp->pd_flags & PD_AFTER_PERM)
879 		status = (flags & DLADM_OPT_PERSIST) ? DLADM_STATUS_OK :
880 		    DLADM_STATUS_PERMONLY;
881 	else
882 		status = pdp->pd_set(handle, pdp, linkid, vdp, cnt, flags,
883 		    media);
884 	if (needfree) {
885 		for (i = 0; i < cnt; i++)
886 			free((void *)((val_desc_t *)vdp + i)->vd_val);
887 	}
888 done:
889 	free(vdp);
890 	return (status);
891 }
892 
893 static dladm_status_t
894 i_dladm_set_linkprop(dladm_handle_t handle, datalink_id_t linkid,
895     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
896 {
897 	int			i;
898 	boolean_t		found = B_FALSE;
899 	datalink_class_t	class;
900 	uint32_t		media;
901 	dladm_status_t		status = DLADM_STATUS_OK;
902 
903 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
904 	    NULL, 0);
905 	if (status != DLADM_STATUS_OK)
906 		return (status);
907 
908 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
909 		prop_desc_t	*pdp = &prop_table[i];
910 		dladm_status_t	s;
911 
912 		if (prop_name != NULL &&
913 		    (strcasecmp(prop_name, pdp->pd_name) != 0))
914 			continue;
915 		found = B_TRUE;
916 		s = i_dladm_set_single_prop(handle, linkid, class, media, pdp,
917 		    prop_val, val_cnt, flags);
918 
919 		if (prop_name != NULL) {
920 			status = s;
921 			break;
922 		} else {
923 			if (s != DLADM_STATUS_OK &&
924 			    s != DLADM_STATUS_NOTSUP)
925 				status = s;
926 		}
927 	}
928 	if (!found) {
929 		if (prop_name[0] == '_') {
930 			/* other private properties */
931 			status = i_dladm_set_private_prop(handle, linkid,
932 			    prop_name, prop_val, val_cnt, flags);
933 		} else  {
934 			status = DLADM_STATUS_NOTFOUND;
935 		}
936 	}
937 	return (status);
938 }
939 
940 /*
941  * Set/reset link property for specific link
942  */
943 dladm_status_t
944 dladm_set_linkprop(dladm_handle_t handle, datalink_id_t linkid,
945     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
946 {
947 	dladm_status_t	status = DLADM_STATUS_OK;
948 
949 	if ((linkid == DATALINK_INVALID_LINKID) || (flags == 0) ||
950 	    (prop_val == NULL && val_cnt > 0) ||
951 	    (prop_val != NULL && val_cnt == 0) ||
952 	    (prop_name == NULL && prop_val != NULL)) {
953 		return (DLADM_STATUS_BADARG);
954 	}
955 
956 	/*
957 	 * Check for valid link property against the flags passed
958 	 * and set the link property when active flag is passed.
959 	 */
960 	status = i_dladm_set_linkprop(handle, linkid, prop_name, prop_val,
961 	    val_cnt, flags);
962 	if (status != DLADM_STATUS_OK)
963 		return (status);
964 
965 	if (flags & DLADM_OPT_PERSIST) {
966 		status = i_dladm_set_linkprop_db(handle, linkid, prop_name,
967 		    prop_val, val_cnt);
968 
969 		if (status == DLADM_STATUS_OK && (flags & DLADM_OPT_ACTIVE)) {
970 			prop_desc_t *pdp = prop_table;
971 			int i;
972 
973 			for (i = 0; i < DLADM_MAX_PROPS; i++, pdp++) {
974 				if (!(pdp->pd_flags & PD_AFTER_PERM))
975 					continue;
976 				if (prop_name != NULL &&
977 				    strcasecmp(prop_name, pdp->pd_name) != 0)
978 					continue;
979 				status = pdp->pd_set(handle, pdp, linkid, NULL,
980 				    0, flags, 0);
981 			}
982 		}
983 	}
984 	return (status);
985 }
986 
987 /*
988  * Walk all link properties of the given specific link.
989  *
990  * Note: this function currently lacks the ability to walk _all_ private
991  * properties if the link, because there is no kernel interface to
992  * retrieve all known private property names. Once such an interface
993  * is added, this function should be fixed accordingly.
994  */
995 dladm_status_t
996 dladm_walk_linkprop(dladm_handle_t handle, datalink_id_t linkid, void *arg,
997     int (*func)(dladm_handle_t, datalink_id_t, const char *, void *))
998 {
999 	dladm_status_t		status;
1000 	datalink_class_t	class;
1001 	uint_t			media;
1002 	int			i;
1003 
1004 	if (linkid == DATALINK_INVALID_LINKID || func == NULL)
1005 		return (DLADM_STATUS_BADARG);
1006 
1007 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
1008 	    NULL, 0);
1009 	if (status != DLADM_STATUS_OK)
1010 		return (status);
1011 
1012 	/* public */
1013 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
1014 		if (!(prop_table[i].pd_class & class))
1015 			continue;
1016 
1017 		if (!DATALINK_MEDIA_ACCEPTED(prop_table[i].pd_dmedia, media))
1018 			continue;
1019 
1020 		if (func(handle, linkid, prop_table[i].pd_name, arg) ==
1021 		    DLADM_WALK_TERMINATE) {
1022 			break;
1023 		}
1024 	}
1025 
1026 	/* private */
1027 	status = i_dladm_walk_linkprop_priv_db(handle, linkid, arg, func);
1028 
1029 	return (status);
1030 }
1031 
1032 /*
1033  * Get linkprop of the given specific link.
1034  */
1035 dladm_status_t
1036 dladm_get_linkprop(dladm_handle_t handle, datalink_id_t linkid,
1037     dladm_prop_type_t type, const char *prop_name, char **prop_val,
1038     uint_t *val_cntp)
1039 {
1040 	dladm_status_t		status = DLADM_STATUS_OK;
1041 	datalink_class_t	class;
1042 	uint_t			media;
1043 	prop_desc_t		*pdp;
1044 	uint_t			cnt, dld_flags = 0;
1045 	int			i;
1046 	uint_t			perm_flags;
1047 
1048 	if (type == DLADM_PROP_VAL_DEFAULT)
1049 		dld_flags |= DLD_PROP_DEFAULT;
1050 	else if (type == DLADM_PROP_VAL_MODIFIABLE)
1051 		dld_flags |= DLD_PROP_POSSIBLE;
1052 
1053 	if (linkid == DATALINK_INVALID_LINKID || prop_name == NULL ||
1054 	    prop_val == NULL || val_cntp == NULL || *val_cntp == 0)
1055 		return (DLADM_STATUS_BADARG);
1056 
1057 	for (i = 0; i < DLADM_MAX_PROPS; i++)
1058 		if (strcasecmp(prop_name, prop_table[i].pd_name) == 0)
1059 			break;
1060 
1061 	if (i == DLADM_MAX_PROPS) {
1062 		if (prop_name[0] == '_') {
1063 			/*
1064 			 * private property.
1065 			 */
1066 			if (type == DLADM_PROP_VAL_PERSISTENT)
1067 				return (i_dladm_get_linkprop_db(handle, linkid,
1068 				    prop_name, prop_val, val_cntp));
1069 			else
1070 				return (i_dladm_get_priv_prop(handle, linkid,
1071 				    prop_name, prop_val, val_cntp, type,
1072 				    dld_flags));
1073 		} else {
1074 			return (DLADM_STATUS_NOTFOUND);
1075 		}
1076 	}
1077 
1078 	pdp = &prop_table[i];
1079 
1080 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
1081 	    NULL, 0);
1082 	if (status != DLADM_STATUS_OK)
1083 		return (status);
1084 
1085 	if (!(pdp->pd_class & class))
1086 		return (DLADM_STATUS_BADARG);
1087 
1088 	if (!DATALINK_MEDIA_ACCEPTED(pdp->pd_dmedia, media))
1089 		return (DLADM_STATUS_BADARG);
1090 
1091 	switch (type) {
1092 	case DLADM_PROP_VAL_CURRENT:
1093 		status = pdp->pd_get(handle, pdp, linkid, prop_val, val_cntp,
1094 		    media, dld_flags, &perm_flags);
1095 		break;
1096 
1097 	case DLADM_PROP_VAL_PERM:
1098 		if (pdp->pd_set == NULL) {
1099 			perm_flags = MAC_PROP_PERM_READ;
1100 		} else {
1101 			status = pdp->pd_get(handle, pdp, linkid, prop_val,
1102 			    val_cntp, media, dld_flags, &perm_flags);
1103 		}
1104 
1105 		*prop_val[0] = '\0';
1106 		*val_cntp = 1;
1107 		if (status == DLADM_STATUS_OK)
1108 			(void) dladm_perm2str(perm_flags, *prop_val);
1109 		break;
1110 
1111 	case DLADM_PROP_VAL_DEFAULT:
1112 		/*
1113 		 * If defaults are not defined for the property,
1114 		 * pd_defval.vd_name should be null. If the driver
1115 		 * has to be contacted for the value, vd_name should
1116 		 * be the empty string (""). Otherwise, dladm will
1117 		 * just print whatever is in the table.
1118 		 */
1119 		if (pdp->pd_defval.vd_name == NULL) {
1120 			status = DLADM_STATUS_NOTSUP;
1121 			break;
1122 		}
1123 
1124 		if (strlen(pdp->pd_defval.vd_name) == 0) {
1125 			status = pdp->pd_get(handle, pdp, linkid, prop_val,
1126 			    val_cntp, media, dld_flags, &perm_flags);
1127 		} else {
1128 			(void) strcpy(*prop_val, pdp->pd_defval.vd_name);
1129 		}
1130 		*val_cntp = 1;
1131 		break;
1132 
1133 	case DLADM_PROP_VAL_MODIFIABLE:
1134 		if (pdp->pd_getmod != NULL) {
1135 			status = pdp->pd_getmod(handle, pdp, linkid, prop_val,
1136 			    val_cntp, media, dld_flags, &perm_flags);
1137 			break;
1138 		}
1139 		cnt = pdp->pd_noptval;
1140 		if (cnt == 0) {
1141 			status = DLADM_STATUS_NOTSUP;
1142 		} else if (cnt > *val_cntp) {
1143 			status = DLADM_STATUS_TOOSMALL;
1144 		} else {
1145 			for (i = 0; i < cnt; i++) {
1146 				(void) strcpy(prop_val[i],
1147 				    pdp->pd_optval[i].vd_name);
1148 			}
1149 			*val_cntp = cnt;
1150 		}
1151 		break;
1152 	case DLADM_PROP_VAL_PERSISTENT:
1153 		if (pdp->pd_flags & PD_TEMPONLY)
1154 			return (DLADM_STATUS_TEMPONLY);
1155 		status = i_dladm_get_linkprop_db(handle, linkid, prop_name,
1156 		    prop_val, val_cntp);
1157 		break;
1158 	default:
1159 		status = DLADM_STATUS_BADARG;
1160 		break;
1161 	}
1162 
1163 	return (status);
1164 }
1165 
1166 /*
1167  * Get linkprop of the given specific link and run any possible conversion
1168  * of the values using the check function for the property. Fails if the
1169  * check function doesn't succeed for the property value.
1170  */
1171 dladm_status_t
1172 dladm_get_linkprop_values(dladm_handle_t handle, datalink_id_t linkid,
1173     dladm_prop_type_t type, const char *prop_name, uint_t *ret_val,
1174     uint_t *val_cntp)
1175 {
1176 	dladm_status_t		status;
1177 	datalink_class_t	class;
1178 	uint_t			media;
1179 	prop_desc_t		*pdp;
1180 	uint_t			dld_flags;
1181 	int			valc, i;
1182 	char			**prop_val;
1183 	uint_t			perm_flags;
1184 
1185 	if (linkid == DATALINK_INVALID_LINKID || prop_name == NULL ||
1186 	    ret_val == NULL || val_cntp == NULL || *val_cntp == 0)
1187 		return (DLADM_STATUS_BADARG);
1188 
1189 	for (pdp = prop_table; pdp < prop_table + DLADM_MAX_PROPS; pdp++)
1190 		if (strcasecmp(prop_name, pdp->pd_name) == 0)
1191 			break;
1192 
1193 	if (pdp == prop_table + DLADM_MAX_PROPS)
1194 		return (DLADM_STATUS_NOTFOUND);
1195 
1196 	if (pdp->pd_flags & PD_CHECK_ALLOC)
1197 		return (DLADM_STATUS_BADARG);
1198 
1199 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, &media,
1200 	    NULL, 0);
1201 	if (status != DLADM_STATUS_OK)
1202 		return (status);
1203 
1204 	if (!(pdp->pd_class & class))
1205 		return (DLADM_STATUS_BADARG);
1206 
1207 	if (!DATALINK_MEDIA_ACCEPTED(pdp->pd_dmedia, media))
1208 		return (DLADM_STATUS_BADARG);
1209 
1210 	prop_val = malloc(*val_cntp * sizeof (*prop_val) +
1211 	    *val_cntp * DLADM_PROP_VAL_MAX);
1212 	if (prop_val == NULL)
1213 		return (DLADM_STATUS_NOMEM);
1214 	for (valc = 0; valc < *val_cntp; valc++)
1215 		prop_val[valc] = (char *)(prop_val + *val_cntp) +
1216 		    valc * DLADM_PROP_VAL_MAX;
1217 
1218 	dld_flags = (type == DLADM_PROP_VAL_DEFAULT) ? DLD_PROP_DEFAULT : 0;
1219 
1220 	switch (type) {
1221 	case DLADM_PROP_VAL_CURRENT:
1222 		status = pdp->pd_get(handle, pdp, linkid, prop_val, val_cntp,
1223 		    media, dld_flags, &perm_flags);
1224 		break;
1225 
1226 	case DLADM_PROP_VAL_DEFAULT:
1227 		/*
1228 		 * If defaults are not defined for the property,
1229 		 * pd_defval.vd_name should be null. If the driver
1230 		 * has to be contacted for the value, vd_name should
1231 		 * be the empty string (""). Otherwise, dladm will
1232 		 * just print whatever is in the table.
1233 		 */
1234 		if (pdp->pd_defval.vd_name == NULL) {
1235 			status = DLADM_STATUS_NOTSUP;
1236 			break;
1237 		}
1238 
1239 		if (pdp->pd_defval.vd_name[0] != '\0') {
1240 			*val_cntp = 1;
1241 			*ret_val = pdp->pd_defval.vd_val;
1242 			free(prop_val);
1243 			return (DLADM_STATUS_OK);
1244 		}
1245 		status = pdp->pd_get(handle, pdp, linkid, prop_val, val_cntp,
1246 		    media, dld_flags, &perm_flags);
1247 		break;
1248 
1249 	case DLADM_PROP_VAL_PERSISTENT:
1250 		if (pdp->pd_flags & PD_TEMPONLY)
1251 			status = DLADM_STATUS_TEMPONLY;
1252 		else
1253 			status = i_dladm_get_linkprop_db(handle, linkid,
1254 			    prop_name, prop_val, val_cntp);
1255 		break;
1256 
1257 	default:
1258 		status = DLADM_STATUS_BADARG;
1259 		break;
1260 	}
1261 
1262 	if (status == DLADM_STATUS_OK) {
1263 		if (pdp->pd_check != NULL) {
1264 			val_desc_t *vdp;
1265 
1266 			vdp = malloc(sizeof (val_desc_t) * *val_cntp);
1267 			if (vdp == NULL)
1268 				status = DLADM_STATUS_NOMEM;
1269 			else
1270 				status = pdp->pd_check(handle, pdp, linkid,
1271 				    prop_val, *val_cntp, 0, vdp, media);
1272 			if (status == DLADM_STATUS_OK) {
1273 				for (valc = 0; valc < *val_cntp; valc++)
1274 					ret_val[valc] = vdp[valc].vd_val;
1275 			}
1276 			free(vdp);
1277 		} else {
1278 			for (valc = 0; valc < *val_cntp; valc++) {
1279 				for (i = 0; i < pdp->pd_noptval; i++) {
1280 					if (strcmp(pdp->pd_optval[i].vd_name,
1281 					    prop_val[valc]) == 0) {
1282 						ret_val[valc] =
1283 						    pdp->pd_optval[i].vd_val;
1284 						break;
1285 					}
1286 				}
1287 				if (i == pdp->pd_noptval) {
1288 					status = DLADM_STATUS_FAILED;
1289 					break;
1290 				}
1291 			}
1292 		}
1293 	}
1294 
1295 	free(prop_val);
1296 
1297 	return (status);
1298 }
1299 
1300 /*ARGSUSED*/
1301 static int
1302 i_dladm_init_one_prop(dladm_handle_t handle, datalink_id_t linkid,
1303     const char *prop_name, void *arg)
1304 {
1305 	char			*buf, **propvals;
1306 	uint_t			i, valcnt = DLADM_MAX_PROP_VALCNT;
1307 	dladm_status_t		status;
1308 	dladm_linkprop_args_t	*dla = arg;
1309 
1310 	if ((buf = malloc((sizeof (char *) + DLADM_PROP_VAL_MAX) *
1311 	    DLADM_MAX_PROP_VALCNT)) == NULL) {
1312 		return (DLADM_WALK_CONTINUE);
1313 	}
1314 
1315 	propvals = (char **)(void *)buf;
1316 	for (i = 0; i < valcnt; i++) {
1317 		propvals[i] = buf +
1318 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
1319 		    i * DLADM_PROP_VAL_MAX;
1320 	}
1321 
1322 	if (dladm_get_linkprop(handle, linkid, DLADM_PROP_VAL_PERSISTENT,
1323 	    prop_name, propvals, &valcnt) != DLADM_STATUS_OK) {
1324 		goto done;
1325 	}
1326 
1327 	status = dladm_set_linkprop(handle, linkid, prop_name, propvals,
1328 	    valcnt, dla->dla_flags | DLADM_OPT_ACTIVE);
1329 
1330 	if (status != DLADM_STATUS_OK)
1331 		dla->dla_status = status;
1332 
1333 done:
1334 	if (buf != NULL)
1335 		free(buf);
1336 
1337 	return (DLADM_WALK_CONTINUE);
1338 }
1339 
1340 /*ARGSUSED*/
1341 static int
1342 i_dladm_init_linkprop(dladm_handle_t handle, datalink_id_t linkid, void *arg)
1343 {
1344 	datalink_class_t	class;
1345 	dladm_status_t		status;
1346 
1347 	status = dladm_datalink_id2info(handle, linkid, NULL, &class, NULL,
1348 	    NULL, 0);
1349 	if (status != DLADM_STATUS_OK)
1350 		return (DLADM_WALK_TERMINATE);
1351 
1352 	if ((class & (DATALINK_CLASS_VNIC | DATALINK_CLASS_VLAN)) == 0)
1353 		(void) dladm_init_linkprop(handle, linkid, B_TRUE);
1354 
1355 	return (DLADM_WALK_CONTINUE);
1356 }
1357 
1358 dladm_status_t
1359 dladm_init_linkprop(dladm_handle_t handle, datalink_id_t linkid,
1360     boolean_t any_media)
1361 {
1362 	dladm_status_t		status = DLADM_STATUS_OK;
1363 	datalink_media_t	dmedia;
1364 	uint32_t		media;
1365 	dladm_linkprop_args_t	*dla;
1366 
1367 	dmedia = any_media ? DATALINK_ANY_MEDIATYPE : DL_WIFI;
1368 
1369 	dla = malloc(sizeof (dladm_linkprop_args_t));
1370 	if (dla == NULL)
1371 		return (DLADM_STATUS_NOMEM);
1372 	dla->dla_flags = DLADM_OPT_BOOT;
1373 	dla->dla_status = DLADM_STATUS_OK;
1374 
1375 	if (linkid == DATALINK_ALL_LINKID) {
1376 		(void) dladm_walk_datalink_id(i_dladm_init_linkprop, handle,
1377 		    NULL, DATALINK_CLASS_ALL, dmedia, DLADM_OPT_PERSIST);
1378 	} else if (any_media ||
1379 	    ((dladm_datalink_id2info(handle, linkid, NULL, NULL, &media, NULL,
1380 	    0) == DLADM_STATUS_OK) &&
1381 	    DATALINK_MEDIA_ACCEPTED(dmedia, media))) {
1382 		(void) dladm_walk_linkprop(handle, linkid, (void *)dla,
1383 		    i_dladm_init_one_prop);
1384 		status = dla->dla_status;
1385 	}
1386 	free(dla);
1387 	return (status);
1388 }
1389 
1390 /* ARGSUSED */
1391 static dladm_status_t
1392 get_zone(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1393     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1394     uint_t flags, uint_t *perm_flags)
1395 {
1396 	char			zone_name[ZONENAME_MAX];
1397 	zoneid_t		zid;
1398 	dladm_status_t		status;
1399 
1400 	if (flags != 0)
1401 		return (DLADM_STATUS_NOTSUP);
1402 
1403 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
1404 	    perm_flags, &zid, sizeof (zid));
1405 	if (status != DLADM_STATUS_OK)
1406 		return (status);
1407 
1408 	*val_cnt = 1;
1409 	if (zid != GLOBAL_ZONEID) {
1410 		if (getzonenamebyid(zid, zone_name, sizeof (zone_name)) < 0) {
1411 			return (dladm_errno2status(errno));
1412 		}
1413 
1414 		(void) strncpy(*prop_val, zone_name, DLADM_PROP_VAL_MAX);
1415 	} else {
1416 		*prop_val[0] = '\0';
1417 	}
1418 
1419 	return (DLADM_STATUS_OK);
1420 }
1421 
1422 typedef int (*zone_get_devroot_t)(char *, char *, size_t);
1423 
1424 static int
1425 i_dladm_get_zone_dev(char *zone_name, char *dev, size_t devlen)
1426 {
1427 	char			root[MAXPATHLEN];
1428 	zone_get_devroot_t	real_zone_get_devroot;
1429 	void			*dlhandle;
1430 	void			*sym;
1431 	int			ret;
1432 
1433 	if ((dlhandle = dlopen("libzonecfg.so.1", RTLD_LAZY)) == NULL)
1434 		return (-1);
1435 
1436 	if ((sym = dlsym(dlhandle, "zone_get_devroot")) == NULL) {
1437 		(void) dlclose(dlhandle);
1438 		return (-1);
1439 	}
1440 
1441 	real_zone_get_devroot = (zone_get_devroot_t)sym;
1442 
1443 	if ((ret = real_zone_get_devroot(zone_name, root, sizeof (root))) == 0)
1444 		(void) snprintf(dev, devlen, "%s%s", root, "/dev");
1445 	(void) dlclose(dlhandle);
1446 	return (ret);
1447 }
1448 
1449 static dladm_status_t
1450 i_dladm_update_deventry(dladm_handle_t handle, zoneid_t zid,
1451     datalink_id_t linkid, boolean_t add)
1452 {
1453 	char		path[MAXPATHLEN];
1454 	char		name[MAXLINKNAMELEN];
1455 	di_prof_t	prof = NULL;
1456 	char		zone_name[ZONENAME_MAX];
1457 	dladm_status_t	status;
1458 	int		ret;
1459 
1460 	if (getzonenamebyid(zid, zone_name, sizeof (zone_name)) < 0)
1461 		return (dladm_errno2status(errno));
1462 	if (i_dladm_get_zone_dev(zone_name, path, sizeof (path)) != 0)
1463 		return (dladm_errno2status(errno));
1464 	if (di_prof_init(path, &prof) != 0)
1465 		return (dladm_errno2status(errno));
1466 
1467 	status = dladm_linkid2legacyname(handle, linkid, name, MAXLINKNAMELEN);
1468 	if (status != DLADM_STATUS_OK)
1469 		goto cleanup;
1470 
1471 	if (add)
1472 		ret = di_prof_add_dev(prof, name);
1473 	else
1474 		ret = di_prof_add_exclude(prof, name);
1475 
1476 	if (ret != 0) {
1477 		status = dladm_errno2status(errno);
1478 		goto cleanup;
1479 	}
1480 
1481 	if (di_prof_commit(prof) != 0)
1482 		status = dladm_errno2status(errno);
1483 cleanup:
1484 	if (prof)
1485 		di_prof_fini(prof);
1486 
1487 	return (status);
1488 }
1489 
1490 /* ARGSUSED */
1491 static dladm_status_t
1492 set_zone(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1493     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
1494 {
1495 	dladm_status_t		status = DLADM_STATUS_OK;
1496 	zoneid_t		zid_old, zid_new;
1497 	dld_ioc_zid_t		*dzp;
1498 
1499 	if (val_cnt != 1)
1500 		return (DLADM_STATUS_BADVALCNT);
1501 
1502 	dzp = (dld_ioc_zid_t *)vdp->vd_val;
1503 
1504 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
1505 	    NULL, &zid_old, sizeof (zid_old));
1506 	if (status != DLADM_STATUS_OK)
1507 		return (status);
1508 
1509 	zid_new = dzp->diz_zid;
1510 	if (zid_new == zid_old)
1511 		return (DLADM_STATUS_OK);
1512 
1513 	if ((status = set_public_prop(handle, pdp, linkid, vdp, val_cnt,
1514 	    flags, media)) != DLADM_STATUS_OK)
1515 		return (status);
1516 
1517 	/*
1518 	 * It is okay to fail to update the /dev entry (some vanity-named
1519 	 * links do not have a /dev entry).
1520 	 */
1521 	if (zid_old != GLOBAL_ZONEID) {
1522 		(void) i_dladm_update_deventry(handle, zid_old, linkid,
1523 		    B_FALSE);
1524 	}
1525 	if (zid_new != GLOBAL_ZONEID)
1526 		(void) i_dladm_update_deventry(handle, zid_new, linkid, B_TRUE);
1527 
1528 	return (DLADM_STATUS_OK);
1529 }
1530 
1531 /* ARGSUSED */
1532 static dladm_status_t
1533 check_zone(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1534     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
1535     datalink_media_t media)
1536 {
1537 	char		*zone_name;
1538 	zoneid_t	zoneid;
1539 	dladm_status_t	status = DLADM_STATUS_OK;
1540 	dld_ioc_zid_t	*dzp;
1541 
1542 	if (val_cnt != 1)
1543 		return (DLADM_STATUS_BADVALCNT);
1544 
1545 	dzp = malloc(sizeof (dld_ioc_zid_t));
1546 	if (dzp == NULL)
1547 		return (DLADM_STATUS_NOMEM);
1548 
1549 	zone_name = (prop_val != NULL) ? *prop_val : GLOBAL_ZONENAME;
1550 	if ((zoneid = getzoneidbyname(zone_name)) == -1) {
1551 		status = DLADM_STATUS_BADVAL;
1552 		goto done;
1553 	}
1554 
1555 	if (zoneid != GLOBAL_ZONEID) {
1556 		ushort_t	flags;
1557 
1558 		if (zone_getattr(zoneid, ZONE_ATTR_FLAGS, &flags,
1559 		    sizeof (flags)) < 0) {
1560 			status = dladm_errno2status(errno);
1561 			goto done;
1562 		}
1563 
1564 		if (!(flags & ZF_NET_EXCL)) {
1565 			status = DLADM_STATUS_BADVAL;
1566 			goto done;
1567 		}
1568 	}
1569 
1570 	(void) memset(dzp, 0, sizeof (dld_ioc_zid_t));
1571 
1572 	dzp->diz_zid = zoneid;
1573 	dzp->diz_linkid = linkid;
1574 
1575 	vdp->vd_val = (uintptr_t)dzp;
1576 	return (DLADM_STATUS_OK);
1577 done:
1578 	free(dzp);
1579 	return (status);
1580 }
1581 
1582 /* ARGSUSED */
1583 static dladm_status_t
1584 get_maxbw(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1585     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1586     uint_t flags, uint_t *perm_flags)
1587 {
1588 	mac_resource_props_t	mrp;
1589 	dladm_status_t		status;
1590 
1591 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
1592 	    perm_flags, &mrp, sizeof (mrp));
1593 	if (status != DLADM_STATUS_OK)
1594 		return (status);
1595 
1596 	if ((mrp.mrp_mask & MRP_MAXBW) == 0) {
1597 		*val_cnt = 0;
1598 		return (DLADM_STATUS_OK);
1599 	}
1600 
1601 	(void) dladm_bw2str(mrp.mrp_maxbw, prop_val[0]);
1602 	*val_cnt = 1;
1603 	return (DLADM_STATUS_OK);
1604 }
1605 
1606 /* ARGSUSED */
1607 static dladm_status_t
1608 check_maxbw(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1609     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
1610     datalink_media_t media)
1611 {
1612 	uint64_t	*maxbw;
1613 	dladm_status_t	status = DLADM_STATUS_OK;
1614 
1615 	if (val_cnt != 1)
1616 		return (DLADM_STATUS_BADVALCNT);
1617 
1618 	maxbw = malloc(sizeof (uint64_t));
1619 	if (maxbw == NULL)
1620 		return (DLADM_STATUS_NOMEM);
1621 
1622 	status = dladm_str2bw(*prop_val, maxbw);
1623 	if (status != DLADM_STATUS_OK) {
1624 		free(maxbw);
1625 		return (status);
1626 	}
1627 
1628 	if ((*maxbw < MRP_MAXBW_MINVAL) && (*maxbw != 0)) {
1629 		free(maxbw);
1630 		return (DLADM_STATUS_MINMAXBW);
1631 	}
1632 
1633 	vdp->vd_val = (uintptr_t)maxbw;
1634 	return (DLADM_STATUS_OK);
1635 }
1636 
1637 /* ARGSUSED */
1638 dladm_status_t
1639 extract_maxbw(val_desc_t *vdp, uint_t cnt, void *arg)
1640 {
1641 	mac_resource_props_t *mrp = arg;
1642 
1643 	if (vdp->vd_val == RESET_VAL) {
1644 		mrp->mrp_maxbw = MRP_MAXBW_RESETVAL;
1645 	} else {
1646 		bcopy((char *)vdp->vd_val, &mrp->mrp_maxbw, sizeof (uint64_t));
1647 	}
1648 	mrp->mrp_mask |= MRP_MAXBW;
1649 
1650 	return (DLADM_STATUS_OK);
1651 }
1652 
1653 /* ARGSUSED */
1654 static dladm_status_t
1655 get_cpus(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1656     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1657     uint_t flags, uint_t *perm_flags)
1658 {
1659 	dladm_status_t		status;
1660 	mac_resource_props_t	mrp;
1661 	int			i;
1662 	uint32_t		ncpus;
1663 
1664 	if (strcmp(pdp->pd_name, "cpus-effective") == 0) {
1665 		status = i_dladm_get_public_prop(handle, linkid,
1666 		    "resource-effective", flags, perm_flags, &mrp,
1667 		    sizeof (mrp));
1668 	} else {
1669 		status = i_dladm_get_public_prop(handle, linkid,
1670 		    "resource", flags, perm_flags, &mrp, sizeof (mrp));
1671 	}
1672 
1673 	if (status != DLADM_STATUS_OK)
1674 		return (status);
1675 
1676 	ncpus = mrp.mrp_ncpus;
1677 	if (ncpus > *val_cnt)
1678 		return (DLADM_STATUS_TOOSMALL);
1679 
1680 	if (ncpus == 0) {
1681 		*val_cnt = 0;
1682 		return (DLADM_STATUS_OK);
1683 	}
1684 
1685 	*val_cnt = ncpus;
1686 	for (i = 0; i < ncpus; i++) {
1687 		(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
1688 		    "%u", mrp.mrp_cpu[i]);
1689 	}
1690 	return (DLADM_STATUS_OK);
1691 }
1692 
1693 /* ARGSUSED */
1694 static dladm_status_t
1695 check_cpus(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1696     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
1697     datalink_media_t media)
1698 {
1699 	uint32_t		cpuid;
1700 	int			i, j, rc;
1701 	char			*endp;
1702 	long			nproc = sysconf(_SC_NPROCESSORS_CONF);
1703 	mac_resource_props_t	mrp;
1704 	dladm_status_t		status;
1705 	uint_t			perm_flags;
1706 
1707 	/* Get the current pool property */
1708 	status = i_dladm_get_public_prop(handle, linkid, "resource", 0,
1709 	    &perm_flags, &mrp, sizeof (mrp));
1710 
1711 	if (status == DLADM_STATUS_OK) {
1712 		/* Can't set cpus if a pool is set */
1713 		if (strlen(mrp.mrp_pool) != 0)
1714 			return (DLADM_STATUS_POOLCPU);
1715 	}
1716 
1717 	bzero(&mrp, sizeof (mac_resource_props_t));
1718 
1719 	for (i = 0; i < val_cnt; i++) {
1720 		errno = 0;
1721 		cpuid = strtol(prop_val[i], &endp, 10);
1722 		if (errno != 0 || *endp != '\0')
1723 			return (DLADM_STATUS_BADVAL);
1724 
1725 		if (cpuid >= nproc)
1726 			return (DLADM_STATUS_CPUMAX);
1727 
1728 		rc = p_online(cpuid, P_STATUS);
1729 		if (rc < 1)
1730 			return (DLADM_STATUS_CPUERR);
1731 
1732 		if (rc != P_ONLINE)
1733 			return (DLADM_STATUS_CPUNOTONLINE);
1734 
1735 		vdp[i].vd_val = (uintptr_t)cpuid;
1736 	}
1737 
1738 	/* Check for duplicates */
1739 	for (i = 0; i < val_cnt; i++) {
1740 		for (j = 0; j < val_cnt; j++) {
1741 			if (i != j && vdp[i].vd_val == vdp[j].vd_val)
1742 				return (DLADM_STATUS_BADVAL);
1743 		}
1744 	}
1745 	return (DLADM_STATUS_OK);
1746 }
1747 
1748 /* ARGSUSED */
1749 dladm_status_t
1750 extract_cpus(val_desc_t *vdp, uint_t cnt, void *arg)
1751 {
1752 	mac_resource_props_t	*mrp = arg;
1753 	int			i;
1754 
1755 	if (vdp[0].vd_val == RESET_VAL) {
1756 		bzero(&mrp->mrp_cpus, sizeof (mac_cpus_t));
1757 		mrp->mrp_mask |= MRP_CPUS;
1758 		return (DLADM_STATUS_OK);
1759 	}
1760 
1761 	for (i = 0; i < cnt; i++)
1762 		mrp->mrp_cpu[i] = (uint32_t)vdp[i].vd_val;
1763 
1764 	mrp->mrp_ncpus = cnt;
1765 	mrp->mrp_mask |= (MRP_CPUS|MRP_CPUS_USERSPEC);
1766 	mrp->mrp_fanout_mode = MCM_CPUS;
1767 	mrp->mrp_rx_intr_cpu = -1;
1768 
1769 	return (DLADM_STATUS_OK);
1770 }
1771 
1772 /*
1773  * Get the pool datalink property from the kernel.  This is used
1774  * for both the user specified pool and effective pool properties.
1775  */
1776 /* ARGSUSED */
1777 static dladm_status_t
1778 get_pool(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1779     char **prop_val, uint_t *val_cnt, datalink_media_t media,
1780     uint_t flags, uint_t *perm_flags)
1781 {
1782 	mac_resource_props_t	mrp;
1783 	dladm_status_t		status;
1784 
1785 	if (strcmp(pdp->pd_name, "pool-effective") == 0) {
1786 		status = i_dladm_get_public_prop(handle, linkid,
1787 		    "resource-effective", flags, perm_flags, &mrp,
1788 		    sizeof (mrp));
1789 	} else {
1790 		status = i_dladm_get_public_prop(handle, linkid,
1791 		    "resource", flags, perm_flags, &mrp, sizeof (mrp));
1792 	}
1793 
1794 	if (status != DLADM_STATUS_OK)
1795 		return (status);
1796 
1797 	if (strlen(mrp.mrp_pool) == 0) {
1798 		(*prop_val)[0] = '\0';
1799 	} else {
1800 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
1801 		    "%s", mrp.mrp_pool);
1802 	}
1803 	*val_cnt = 1;
1804 
1805 	return (DLADM_STATUS_OK);
1806 }
1807 
1808 /* ARGSUSED */
1809 static dladm_status_t
1810 check_pool(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
1811     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
1812     datalink_media_t media)
1813 {
1814 	pool_conf_t		*poolconf;
1815 	pool_t			*pool;
1816 	mac_resource_props_t	mrp;
1817 	dladm_status_t		status;
1818 	uint_t			perm_flags;
1819 	char			*poolname;
1820 
1821 	/* Get the current cpus property */
1822 	status = i_dladm_get_public_prop(handle, linkid, "resource", 0,
1823 	    &perm_flags, &mrp, sizeof (mrp));
1824 
1825 	if (status == DLADM_STATUS_OK) {
1826 		/* Can't set pool if cpus are set */
1827 		if (mrp.mrp_ncpus != 0)
1828 			return (DLADM_STATUS_POOLCPU);
1829 	}
1830 
1831 	poolname = malloc(sizeof (mrp.mrp_pool));
1832 	if (poolname == NULL)
1833 		return (DLADM_STATUS_NOMEM);
1834 
1835 	/* Check for pool's availability if not booting */
1836 	if ((flags & DLADM_OPT_BOOT) == 0) {
1837 
1838 		/* Allocate and open pool configuration */
1839 		if ((poolconf = pool_conf_alloc()) == NULL)
1840 			return (DLADM_STATUS_BADVAL);
1841 
1842 		if (pool_conf_open(poolconf, pool_dynamic_location(), PO_RDONLY)
1843 		    != PO_SUCCESS) {
1844 			pool_conf_free(poolconf);
1845 			return (DLADM_STATUS_BADVAL);
1846 		}
1847 
1848 		/* Look for pool name */
1849 		if ((pool = pool_get_pool(poolconf, *prop_val)) == NULL) {
1850 			pool_conf_free(poolconf);
1851 			return (DLADM_STATUS_BADVAL);
1852 		}
1853 
1854 		pool_conf_free(poolconf);
1855 		free(pool);
1856 	}
1857 
1858 	(void) strlcpy(poolname, *prop_val, sizeof (mrp.mrp_pool));
1859 	vdp->vd_val = (uintptr_t)poolname;
1860 
1861 	return (DLADM_STATUS_OK);
1862 }
1863 
1864 /* ARGSUSED */
1865 dladm_status_t
1866 extract_pool(val_desc_t *vdp, uint_t cnt, void *arg)
1867 {
1868 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
1869 
1870 	if (vdp->vd_val == RESET_VAL) {
1871 		bzero(&mrp->mrp_pool, sizeof (mrp->mrp_pool));
1872 		mrp->mrp_mask |= MRP_POOL;
1873 		return (DLADM_STATUS_OK);
1874 	}
1875 
1876 	(void) strlcpy(mrp->mrp_pool, (char *)vdp->vd_val,
1877 	    sizeof (mrp->mrp_pool));
1878 	mrp->mrp_mask |= MRP_POOL;
1879 	/*
1880 	 * Use MCM_CPUS since the fanout count is not user specified
1881 	 * and will be determined by the cpu list generated from the
1882 	 * pool.
1883 	 */
1884 	mrp->mrp_fanout_mode = MCM_CPUS;
1885 
1886 	return (DLADM_STATUS_OK);
1887 }
1888 
1889 /* ARGSUSED */
1890 static dladm_status_t
1891 get_priority(dladm_handle_t handle, prop_desc_t *pdp,
1892     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
1893     datalink_media_t media, uint_t flags, uint_t *perm_flags)
1894 {
1895 	mac_resource_props_t	mrp;
1896 	mac_priority_level_t	pri;
1897 	dladm_status_t		status;
1898 
1899 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
1900 	    perm_flags, &mrp, sizeof (mrp));
1901 	if (status != DLADM_STATUS_OK)
1902 		return (status);
1903 
1904 	pri = ((mrp.mrp_mask & MRP_PRIORITY) == 0) ? MPL_HIGH :
1905 	    mrp.mrp_priority;
1906 
1907 	(void) dladm_pri2str(pri, prop_val[0]);
1908 	*val_cnt = 1;
1909 	return (DLADM_STATUS_OK);
1910 }
1911 
1912 /* ARGSUSED */
1913 dladm_status_t
1914 extract_priority(val_desc_t *vdp, uint_t cnt, void *arg)
1915 {
1916 	mac_resource_props_t *mrp = arg;
1917 
1918 	if (cnt != 1)
1919 		return (DLADM_STATUS_BADVAL);
1920 
1921 	mrp->mrp_priority = (mac_priority_level_t)vdp->vd_val;
1922 	mrp->mrp_mask |= MRP_PRIORITY;
1923 
1924 	return (DLADM_STATUS_OK);
1925 }
1926 
1927 /*
1928  * Determines the size of the structure that needs to be sent to drivers
1929  * for retrieving the property range values.
1930  */
1931 static int
1932 i_dladm_range_size(mac_propval_range_t *r, size_t *sz)
1933 {
1934 	uint_t count = r->mpr_count;
1935 
1936 	*sz = sizeof (mac_propval_range_t);
1937 	--count;
1938 
1939 	switch (r->mpr_type) {
1940 	case MAC_PROPVAL_UINT32:
1941 		*sz += (count * sizeof (mac_propval_uint32_range_t));
1942 		return (0);
1943 	default:
1944 		break;
1945 	}
1946 	*sz = 0;
1947 	return (EINVAL);
1948 }
1949 
1950 
1951 /* ARGSUSED */
1952 static dladm_status_t
1953 check_rings(dladm_handle_t handle, prop_desc_t *pdp,
1954     datalink_id_t linkid, char **prop_val, uint_t val_cnt, uint_t flags,
1955     val_desc_t *v, datalink_media_t media)
1956 {
1957 	if (val_cnt != 1)
1958 		return (DLADM_STATUS_BADVAL);
1959 	if (strncasecmp(prop_val[0], "hw", strlen("hw")) == 0) {
1960 		v->vd_val = UNSPEC_VAL;
1961 	} else if (strncasecmp(prop_val[0], "sw", strlen("sw")) == 0) {
1962 		v->vd_val = 0;
1963 	} else {
1964 		v->vd_val = strtoul(prop_val[0], NULL, 0);
1965 		if (v->vd_val == 0)
1966 			return (DLADM_STATUS_BADVAL);
1967 	}
1968 	return (DLADM_STATUS_OK);
1969 }
1970 
1971 /* ARGSUSED */
1972 static dladm_status_t
1973 get_rings_range(dladm_handle_t handle, prop_desc_t *pdp,
1974     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
1975     datalink_media_t media, uint_t flags, uint_t *perm_flags)
1976 {
1977 	dld_ioc_macprop_t *dip;
1978 	dladm_status_t status = DLADM_STATUS_OK;
1979 	mac_propval_range_t *rangep;
1980 	size_t	sz;
1981 	mac_propval_uint32_range_t *ur;
1982 
1983 	sz = sizeof (mac_propval_range_t);
1984 
1985 	if ((dip = i_dladm_buf_alloc_by_name(sz, linkid, pdp->pd_name, flags,
1986 	    &status)) == NULL)
1987 		return (status);
1988 
1989 	status = i_dladm_macprop(handle, dip, B_FALSE);
1990 	if (status != DLADM_STATUS_OK)
1991 		return (status);
1992 
1993 	rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
1994 	*val_cnt = 1;
1995 	ur = &rangep->mpr_range_uint32[0];
1996 	/* This is the case where the dev doesn't have any rings/groups */
1997 	if (rangep->mpr_count == 0) {
1998 		(*prop_val)[0] = '\0';
1999 	/*
2000 	 * This is the case where the dev supports rings, but static
2001 	 * grouping.
2002 	 */
2003 	} else if (ur->mpur_min == ur->mpur_max &&
2004 	    ur->mpur_max == 0) {
2005 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "sw,hw");
2006 	/*
2007 	 * This is the case where the dev supports rings and dynamic
2008 	 * grouping, but has only one value (say 2 rings and 2 groups).
2009 	 */
2010 	} else if (ur->mpur_min == ur->mpur_max) {
2011 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "sw,hw,%d",
2012 		    ur->mpur_min);
2013 	/*
2014 	 * This is the case where the dev supports rings and dynamic
2015 	 * grouping and has a range of rings.
2016 	 */
2017 	} else {
2018 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX,
2019 		    "sw,hw,<%ld-%ld>", ur->mpur_min, ur->mpur_max);
2020 	}
2021 	free(dip);
2022 	return (status);
2023 }
2024 
2025 
2026 /* ARGSUSED */
2027 static dladm_status_t
2028 get_rxrings(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2029     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2030     uint_t flags, uint_t *perm_flags)
2031 {
2032 	mac_resource_props_t	mrp;
2033 	dladm_status_t		status;
2034 	uint32_t		nrings = 0;
2035 
2036 	/*
2037 	 * Get the number of (effective-)rings from the resource property.
2038 	 */
2039 	if (strcmp(pdp->pd_name, "rxrings-effective") == 0) {
2040 		status = i_dladm_get_public_prop(handle, linkid,
2041 		    "resource-effective", flags, perm_flags, &mrp,
2042 		    sizeof (mrp));
2043 	} else {
2044 		/*
2045 		 * Get the permissions from the "rxrings" property.
2046 		 */
2047 		status = i_dladm_get_public_prop(handle, linkid, "rxrings",
2048 		    flags, perm_flags, NULL, 0);
2049 		if (status != DLADM_STATUS_OK)
2050 			return (status);
2051 
2052 		status = i_dladm_get_public_prop(handle, linkid,
2053 		    "resource", flags, NULL, &mrp, sizeof (mrp));
2054 	}
2055 
2056 	if (status != DLADM_STATUS_OK)
2057 		return (status);
2058 
2059 	if ((mrp.mrp_mask & MRP_RX_RINGS) == 0) {
2060 		*val_cnt = 0;
2061 		return (DLADM_STATUS_OK);
2062 	}
2063 	nrings = mrp.mrp_nrxrings;
2064 	*val_cnt = 1;
2065 	if (mrp.mrp_mask & MRP_RXRINGS_UNSPEC)
2066 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "hw");
2067 	else if (nrings == 0)
2068 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "sw");
2069 	else
2070 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", nrings);
2071 	return (DLADM_STATUS_OK);
2072 }
2073 
2074 /* ARGSUSED */
2075 dladm_status_t
2076 extract_rxrings(val_desc_t *vdp, uint_t cnt, void *arg)
2077 {
2078 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
2079 
2080 	mrp->mrp_nrxrings = 0;
2081 	if (vdp->vd_val == RESET_VAL)
2082 		mrp->mrp_mask = MRP_RINGS_RESET;
2083 	else if (vdp->vd_val == UNSPEC_VAL)
2084 		mrp->mrp_mask = MRP_RXRINGS_UNSPEC;
2085 	else
2086 		mrp->mrp_nrxrings = vdp->vd_val;
2087 	mrp->mrp_mask |= MRP_RX_RINGS;
2088 
2089 	return (DLADM_STATUS_OK);
2090 }
2091 
2092 /* ARGSUSED */
2093 static dladm_status_t
2094 get_txrings(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2095     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2096     uint_t flags, uint_t *perm_flags)
2097 {
2098 	mac_resource_props_t	mrp;
2099 	dladm_status_t		status;
2100 	uint32_t		nrings = 0;
2101 
2102 
2103 	/*
2104 	 * Get the number of (effective-)rings from the resource property.
2105 	 */
2106 	if (strcmp(pdp->pd_name, "txrings-effective") == 0) {
2107 		status = i_dladm_get_public_prop(handle, linkid,
2108 		    "resource-effective", flags, perm_flags, &mrp,
2109 		    sizeof (mrp));
2110 	} else {
2111 		/*
2112 		 * Get the permissions from the "txrings" property.
2113 		 */
2114 		status = i_dladm_get_public_prop(handle, linkid, "txrings",
2115 		    flags, perm_flags, NULL, 0);
2116 		if (status != DLADM_STATUS_OK)
2117 			return (status);
2118 
2119 		/*
2120 		 * Get the number of rings from the "resource" property.
2121 		 */
2122 		status = i_dladm_get_public_prop(handle, linkid, "resource",
2123 		    flags, NULL, &mrp, sizeof (mrp));
2124 	}
2125 
2126 	if (status != DLADM_STATUS_OK)
2127 		return (status);
2128 
2129 	if ((mrp.mrp_mask & MRP_TX_RINGS) == 0) {
2130 		*val_cnt = 0;
2131 		return (DLADM_STATUS_OK);
2132 	}
2133 	nrings = mrp.mrp_ntxrings;
2134 	*val_cnt = 1;
2135 	if (mrp.mrp_mask & MRP_TXRINGS_UNSPEC)
2136 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "hw");
2137 	else if (nrings == 0)
2138 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "sw");
2139 	else
2140 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", nrings);
2141 	return (DLADM_STATUS_OK);
2142 }
2143 
2144 /* ARGSUSED */
2145 dladm_status_t
2146 extract_txrings(val_desc_t *vdp, uint_t cnt, void *arg)
2147 {
2148 	mac_resource_props_t	*mrp = (mac_resource_props_t *)arg;
2149 
2150 	mrp->mrp_ntxrings = 0;
2151 	if (vdp->vd_val == RESET_VAL)
2152 		mrp->mrp_mask = MRP_RINGS_RESET;
2153 	else if (vdp->vd_val == UNSPEC_VAL)
2154 		mrp->mrp_mask = MRP_TXRINGS_UNSPEC;
2155 	else
2156 		mrp->mrp_ntxrings = vdp->vd_val;
2157 	mrp->mrp_mask |= MRP_TX_RINGS;
2158 
2159 	return (DLADM_STATUS_OK);
2160 }
2161 
2162 /* ARGSUSED */
2163 static dladm_status_t
2164 get_cntavail(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2165     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
2166     uint_t *perm_flags)
2167 {
2168 	if (flags & DLD_PROP_DEFAULT)
2169 		return (DLADM_STATUS_NOTDEFINED);
2170 
2171 	return (get_uint32(handle, pdp, linkid, prop_val, val_cnt, media,
2172 	    flags, perm_flags));
2173 }
2174 
2175 /* ARGSUSED */
2176 static dladm_status_t
2177 set_resource(dladm_handle_t handle, prop_desc_t *pdp,
2178     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt,
2179     uint_t flags, datalink_media_t media)
2180 {
2181 	mac_resource_props_t	mrp;
2182 	dladm_status_t		status = DLADM_STATUS_OK;
2183 	dld_ioc_macprop_t	*dip;
2184 	int			i;
2185 
2186 	bzero(&mrp, sizeof (mac_resource_props_t));
2187 	dip = i_dladm_buf_alloc_by_name(0, linkid, "resource",
2188 	    flags, &status);
2189 
2190 	if (dip == NULL)
2191 		return (status);
2192 
2193 	for (i = 0; i < DLADM_MAX_RSRC_PROP; i++) {
2194 		resource_prop_t	*rp = &rsrc_prop_table[i];
2195 
2196 		if (strcmp(pdp->pd_name, rp->rp_name) != 0)
2197 			continue;
2198 
2199 		status = rp->rp_extract(vdp, val_cnt, &mrp);
2200 		if (status != DLADM_STATUS_OK)
2201 			goto done;
2202 
2203 		break;
2204 	}
2205 
2206 	(void) memcpy(dip->pr_val, &mrp, dip->pr_valsize);
2207 	status = i_dladm_macprop(handle, dip, B_TRUE);
2208 
2209 done:
2210 	free(dip);
2211 	return (status);
2212 }
2213 
2214 /* ARGSUSED */
2215 static dladm_status_t
2216 get_protection(dladm_handle_t handle, prop_desc_t *pdp,
2217     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2218     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2219 {
2220 	mac_resource_props_t	mrp;
2221 	mac_protect_t		*p;
2222 	dladm_status_t		status;
2223 	uint32_t		i, cnt = 0, setbits[32];
2224 
2225 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2226 	    perm_flags, &mrp, sizeof (mrp));
2227 	if (status != DLADM_STATUS_OK)
2228 		return (status);
2229 
2230 	p = &mrp.mrp_protect;
2231 	if ((mrp.mrp_mask & MRP_PROTECT) == 0) {
2232 		*val_cnt = 0;
2233 		return (DLADM_STATUS_OK);
2234 	}
2235 	dladm_find_setbits32(p->mp_types, setbits, &cnt);
2236 	if (cnt > *val_cnt)
2237 		return (DLADM_STATUS_BADVALCNT);
2238 
2239 	for (i = 0; i < cnt; i++)
2240 		(void) dladm_protect2str(setbits[i], prop_val[i]);
2241 
2242 	*val_cnt = cnt;
2243 	return (DLADM_STATUS_OK);
2244 }
2245 
2246 /* ARGSUSED */
2247 static dladm_status_t
2248 get_allowedips(dladm_handle_t handle, prop_desc_t *pdp,
2249     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2250     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2251 {
2252 	mac_resource_props_t	mrp;
2253 	mac_protect_t		*p;
2254 	dladm_status_t		status;
2255 	int			i;
2256 
2257 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2258 	    perm_flags, &mrp, sizeof (mrp));
2259 	if (status != DLADM_STATUS_OK)
2260 		return (status);
2261 
2262 	p = &mrp.mrp_protect;
2263 	if (p->mp_ipaddrcnt == 0) {
2264 		*val_cnt = 0;
2265 		return (DLADM_STATUS_OK);
2266 	}
2267 	if (p->mp_ipaddrcnt > *val_cnt)
2268 		return (DLADM_STATUS_BADVALCNT);
2269 
2270 	for (i = 0; i < p->mp_ipaddrcnt; i++) {
2271 		if (p->mp_ipaddrs[i].ip_version == IPV4_VERSION) {
2272 			ipaddr_t	v4addr;
2273 
2274 			v4addr = V4_PART_OF_V6(p->mp_ipaddrs[i].ip_addr);
2275 			(void) dladm_ipv4addr2str(&v4addr, prop_val[i]);
2276 		} else {
2277 			(void) dladm_ipv6addr2str(&p->mp_ipaddrs[i].ip_addr,
2278 			    prop_val[i]);
2279 		}
2280 	}
2281 	*val_cnt = p->mp_ipaddrcnt;
2282 	return (DLADM_STATUS_OK);
2283 }
2284 
2285 dladm_status_t
2286 extract_protection(val_desc_t *vdp, uint_t cnt, void *arg)
2287 {
2288 	mac_resource_props_t	*mrp = arg;
2289 	uint32_t		types = 0;
2290 	int			i;
2291 
2292 	for (i = 0; i < cnt; i++)
2293 		types |= (uint32_t)vdp[i].vd_val;
2294 
2295 	mrp->mrp_protect.mp_types = types;
2296 	mrp->mrp_mask |= MRP_PROTECT;
2297 	return (DLADM_STATUS_OK);
2298 }
2299 
2300 dladm_status_t
2301 extract_allowedips(val_desc_t *vdp, uint_t cnt, void *arg)
2302 {
2303 	mac_resource_props_t	*mrp = arg;
2304 	mac_protect_t		*p = &mrp->mrp_protect;
2305 	int			i;
2306 
2307 	if (vdp->vd_val == 0) {
2308 		cnt = (uint_t)-1;
2309 	} else {
2310 		for (i = 0; i < cnt; i++) {
2311 			bcopy((void *)vdp[i].vd_val, &p->mp_ipaddrs[i],
2312 			    sizeof (mac_ipaddr_t));
2313 		}
2314 	}
2315 	p->mp_ipaddrcnt = cnt;
2316 	mrp->mrp_mask |= MRP_PROTECT;
2317 	return (DLADM_STATUS_OK);
2318 }
2319 
2320 static dladm_status_t
2321 check_single_ip(char *buf, mac_ipaddr_t *addr)
2322 {
2323 	dladm_status_t	status;
2324 	ipaddr_t	v4addr;
2325 	in6_addr_t	v6addr;
2326 	boolean_t	isv4 = B_TRUE;
2327 
2328 	status = dladm_str2ipv4addr(buf, &v4addr);
2329 	if (status == DLADM_STATUS_INVALID_IP) {
2330 		status = dladm_str2ipv6addr(buf, &v6addr);
2331 		if (status == DLADM_STATUS_OK)
2332 			isv4 = B_FALSE;
2333 	}
2334 	if (status != DLADM_STATUS_OK)
2335 		return (status);
2336 
2337 	if (isv4) {
2338 		if (v4addr == INADDR_ANY)
2339 			return (DLADM_STATUS_INVALID_IP);
2340 
2341 		IN6_IPADDR_TO_V4MAPPED(v4addr, &addr->ip_addr);
2342 		addr->ip_version = IPV4_VERSION;
2343 	} else {
2344 		if (IN6_IS_ADDR_UNSPECIFIED(&v6addr))
2345 			return (DLADM_STATUS_INVALID_IP);
2346 
2347 		addr->ip_addr = v6addr;
2348 		addr->ip_version = IPV6_VERSION;
2349 	}
2350 	return (DLADM_STATUS_OK);
2351 }
2352 
2353 /* ARGSUSED */
2354 static dladm_status_t
2355 check_allowedips(dladm_handle_t handle, prop_desc_t *pdp,
2356     datalink_id_t linkid, char **prop_val, uint_t val_cnt, uint_t flags,
2357     val_desc_t *vdp, datalink_media_t media)
2358 {
2359 	dladm_status_t	status;
2360 	mac_ipaddr_t	*addr;
2361 	int		i;
2362 
2363 	if (val_cnt > MPT_MAXIPADDR)
2364 		return (DLADM_STATUS_BADVALCNT);
2365 
2366 	for (i = 0; i < val_cnt; i++) {
2367 		if ((addr = calloc(1, sizeof (mac_ipaddr_t))) == NULL) {
2368 			status = DLADM_STATUS_NOMEM;
2369 			goto fail;
2370 		}
2371 		vdp[i].vd_val = (uintptr_t)addr;
2372 
2373 		status = check_single_ip(prop_val[i], addr);
2374 		if (status != DLADM_STATUS_OK)
2375 			goto fail;
2376 	}
2377 	return (DLADM_STATUS_OK);
2378 
2379 fail:
2380 	for (i = 0; i < val_cnt; i++) {
2381 		free((void *)vdp[i].vd_val);
2382 		vdp[i].vd_val = NULL;
2383 	}
2384 	return (status);
2385 }
2386 
2387 static void
2388 dladm_cid2str(mac_dhcpcid_t *cid, char *buf)
2389 {
2390 	char	tmp_buf[DLADM_STRSIZE];
2391 	uint_t	hexlen;
2392 
2393 	switch (cid->dc_form) {
2394 	case CIDFORM_TYPED: {
2395 		uint16_t	duidtype, hwtype;
2396 		uint32_t	timestamp, ennum;
2397 		char		*lladdr;
2398 
2399 		if (cid->dc_len < sizeof (duidtype))
2400 			goto fail;
2401 
2402 		bcopy(cid->dc_id, &duidtype, sizeof (duidtype));
2403 		duidtype = ntohs(duidtype);
2404 		switch (duidtype) {
2405 		case DHCPV6_DUID_LLT: {
2406 			duid_llt_t	llt;
2407 
2408 			if (cid->dc_len < sizeof (llt))
2409 				goto fail;
2410 
2411 			bcopy(cid->dc_id, &llt, sizeof (llt));
2412 			hwtype = ntohs(llt.dllt_hwtype);
2413 			timestamp = ntohl(llt.dllt_time);
2414 			lladdr = _link_ntoa(cid->dc_id + sizeof (llt),
2415 			    NULL, cid->dc_len - sizeof (llt), IFT_OTHER);
2416 			if (lladdr == NULL)
2417 				goto fail;
2418 
2419 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%d.%s",
2420 			    duidtype, hwtype, timestamp, lladdr);
2421 			free(lladdr);
2422 			break;
2423 		}
2424 		case DHCPV6_DUID_EN: {
2425 			duid_en_t	en;
2426 
2427 			if (cid->dc_len < sizeof (en))
2428 				goto fail;
2429 
2430 			bcopy(cid->dc_id, &en, sizeof (en));
2431 			ennum = DHCPV6_GET_ENTNUM(&en);
2432 			hexlen = sizeof (tmp_buf);
2433 			if (octet_to_hexascii(cid->dc_id + sizeof (en),
2434 			    cid->dc_len - sizeof (en), tmp_buf, &hexlen) != 0)
2435 				goto fail;
2436 
2437 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%s",
2438 			    duidtype, ennum, tmp_buf);
2439 			break;
2440 		}
2441 		case DHCPV6_DUID_LL: {
2442 			duid_ll_t	ll;
2443 
2444 			if (cid->dc_len < sizeof (ll))
2445 				goto fail;
2446 
2447 			bcopy(cid->dc_id, &ll, sizeof (ll));
2448 			hwtype = ntohs(ll.dll_hwtype);
2449 			lladdr = _link_ntoa(cid->dc_id + sizeof (ll),
2450 			    NULL, cid->dc_len - sizeof (ll), IFT_OTHER);
2451 			if (lladdr == NULL)
2452 				goto fail;
2453 
2454 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%d.%s",
2455 			    duidtype, hwtype, lladdr);
2456 			free(lladdr);
2457 			break;
2458 		}
2459 		default: {
2460 			hexlen = sizeof (tmp_buf);
2461 			if (octet_to_hexascii(cid->dc_id + sizeof (duidtype),
2462 			    cid->dc_len - sizeof (duidtype),
2463 			    tmp_buf, &hexlen) != 0)
2464 				goto fail;
2465 
2466 			(void) snprintf(buf, DLADM_STRSIZE, "%d.%s",
2467 			    duidtype, tmp_buf);
2468 		}
2469 		}
2470 		break;
2471 	}
2472 	case CIDFORM_HEX: {
2473 		hexlen = sizeof (tmp_buf);
2474 		if (octet_to_hexascii(cid->dc_id, cid->dc_len,
2475 		    tmp_buf, &hexlen) != 0)
2476 			goto fail;
2477 
2478 		(void) snprintf(buf, DLADM_STRSIZE, "0x%s", tmp_buf);
2479 		break;
2480 	}
2481 	case CIDFORM_STR: {
2482 		int	i;
2483 
2484 		for (i = 0; i < cid->dc_len; i++) {
2485 			if (!isprint(cid->dc_id[i]))
2486 				goto fail;
2487 		}
2488 		(void) snprintf(buf, DLADM_STRSIZE, "%s", cid->dc_id);
2489 		break;
2490 	}
2491 	default:
2492 		goto fail;
2493 	}
2494 	return;
2495 
2496 fail:
2497 	(void) snprintf(buf, DLADM_STRSIZE, "<unknown>");
2498 }
2499 
2500 static dladm_status_t
2501 dladm_str2cid(char *buf, mac_dhcpcid_t *cid)
2502 {
2503 	char	*ptr = buf;
2504 	char	tmp_buf[DLADM_STRSIZE];
2505 	uint_t	hexlen, cidlen;
2506 
2507 	bzero(cid, sizeof (*cid));
2508 	if (isdigit(*ptr) &&
2509 	    ptr[strspn(ptr, "0123456789")] == '.') {
2510 		char	*cp;
2511 		ulong_t	duidtype;
2512 		ulong_t	subtype;
2513 		ulong_t	timestamp;
2514 		uchar_t	*lladdr;
2515 		int	addrlen;
2516 
2517 		errno = 0;
2518 		duidtype = strtoul(ptr, &cp, 0);
2519 		if (ptr == cp || errno != 0 || *cp != '.' ||
2520 		    duidtype > USHRT_MAX)
2521 			return (DLADM_STATUS_BADARG);
2522 		ptr = cp + 1;
2523 
2524 		if (duidtype != 0 && duidtype <= DHCPV6_DUID_LL) {
2525 			errno = 0;
2526 			subtype = strtoul(ptr, &cp, 0);
2527 			if (ptr == cp || errno != 0 || *cp != '.')
2528 				return (DLADM_STATUS_BADARG);
2529 			ptr = cp + 1;
2530 		}
2531 		switch (duidtype) {
2532 		case DHCPV6_DUID_LLT: {
2533 			duid_llt_t	llt;
2534 
2535 			errno = 0;
2536 			timestamp = strtoul(ptr, &cp, 0);
2537 			if (ptr == cp || errno != 0 || *cp != '.')
2538 				return (DLADM_STATUS_BADARG);
2539 
2540 			ptr = cp + 1;
2541 			lladdr = _link_aton(ptr, &addrlen);
2542 			if (lladdr == NULL)
2543 				return (DLADM_STATUS_BADARG);
2544 
2545 			cidlen = sizeof (llt) + addrlen;
2546 			if (cidlen > sizeof (cid->dc_id)) {
2547 				free(lladdr);
2548 				return (DLADM_STATUS_TOOSMALL);
2549 			}
2550 			llt.dllt_dutype = htons(duidtype);
2551 			llt.dllt_hwtype = htons(subtype);
2552 			llt.dllt_time = htonl(timestamp);
2553 			bcopy(&llt, cid->dc_id, sizeof (llt));
2554 			bcopy(lladdr, cid->dc_id + sizeof (llt), addrlen);
2555 			free(lladdr);
2556 			break;
2557 		}
2558 		case DHCPV6_DUID_LL: {
2559 			duid_ll_t	ll;
2560 
2561 			lladdr = _link_aton(ptr, &addrlen);
2562 			if (lladdr == NULL)
2563 				return (DLADM_STATUS_BADARG);
2564 
2565 			cidlen = sizeof (ll) + addrlen;
2566 			if (cidlen > sizeof (cid->dc_id)) {
2567 				free(lladdr);
2568 				return (DLADM_STATUS_TOOSMALL);
2569 			}
2570 			ll.dll_dutype = htons(duidtype);
2571 			ll.dll_hwtype = htons(subtype);
2572 			bcopy(&ll, cid->dc_id, sizeof (ll));
2573 			bcopy(lladdr, cid->dc_id + sizeof (ll), addrlen);
2574 			free(lladdr);
2575 			break;
2576 		}
2577 		default: {
2578 			hexlen = sizeof (tmp_buf);
2579 			if (hexascii_to_octet(ptr, strlen(ptr),
2580 			    tmp_buf, &hexlen) != 0)
2581 				return (DLADM_STATUS_BADARG);
2582 
2583 			if (duidtype == DHCPV6_DUID_EN) {
2584 				duid_en_t	en;
2585 
2586 				en.den_dutype = htons(duidtype);
2587 				DHCPV6_SET_ENTNUM(&en, subtype);
2588 
2589 				cidlen = sizeof (en) + hexlen;
2590 				if (cidlen > sizeof (cid->dc_id))
2591 					return (DLADM_STATUS_TOOSMALL);
2592 
2593 				bcopy(&en, cid->dc_id, sizeof (en));
2594 				bcopy(tmp_buf, cid->dc_id + sizeof (en),
2595 				    hexlen);
2596 			} else {
2597 				uint16_t	dutype = htons(duidtype);
2598 
2599 				cidlen = sizeof (dutype) + hexlen;
2600 				if (cidlen > sizeof (cid->dc_id))
2601 					return (DLADM_STATUS_TOOSMALL);
2602 
2603 				bcopy(&dutype, cid->dc_id, sizeof (dutype));
2604 				bcopy(tmp_buf, cid->dc_id + sizeof (dutype),
2605 				    hexlen);
2606 			}
2607 			break;
2608 		}
2609 		}
2610 		cid->dc_form = CIDFORM_TYPED;
2611 	} else if (strncasecmp("0x", ptr, 2) == 0 && ptr[2] != '\0') {
2612 		ptr += 2;
2613 		hexlen = sizeof (tmp_buf);
2614 		if (hexascii_to_octet(ptr, strlen(ptr), tmp_buf,
2615 		    &hexlen) != 0) {
2616 			return (DLADM_STATUS_BADARG);
2617 		}
2618 		cidlen = hexlen;
2619 		if (cidlen > sizeof (cid->dc_id))
2620 			return (DLADM_STATUS_TOOSMALL);
2621 
2622 		bcopy(tmp_buf, cid->dc_id, cidlen);
2623 		cid->dc_form = CIDFORM_HEX;
2624 	} else {
2625 		cidlen = strlen(ptr);
2626 		if (cidlen > sizeof (cid->dc_id))
2627 			return (DLADM_STATUS_TOOSMALL);
2628 
2629 		bcopy(ptr, cid->dc_id, cidlen);
2630 		cid->dc_form = CIDFORM_STR;
2631 	}
2632 	cid->dc_len = cidlen;
2633 	return (DLADM_STATUS_OK);
2634 }
2635 
2636 /* ARGSUSED */
2637 static dladm_status_t
2638 get_allowedcids(dladm_handle_t handle, prop_desc_t *pdp,
2639     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
2640     datalink_media_t media, uint_t flags, uint_t *perm_flags)
2641 {
2642 	mac_resource_props_t	mrp;
2643 	mac_protect_t		*p;
2644 	dladm_status_t		status;
2645 	int			i;
2646 
2647 	status = i_dladm_get_public_prop(handle, linkid, "resource", flags,
2648 	    perm_flags, &mrp, sizeof (mrp));
2649 	if (status != DLADM_STATUS_OK)
2650 		return (status);
2651 
2652 	p = &mrp.mrp_protect;
2653 	if (p->mp_cidcnt == 0) {
2654 		*val_cnt = 0;
2655 		return (DLADM_STATUS_OK);
2656 	}
2657 	if (p->mp_cidcnt > *val_cnt)
2658 		return (DLADM_STATUS_BADVALCNT);
2659 
2660 	for (i = 0; i < p->mp_cidcnt; i++) {
2661 		mac_dhcpcid_t	*cid = &p->mp_cids[i];
2662 
2663 		dladm_cid2str(cid, prop_val[i]);
2664 	}
2665 	*val_cnt = p->mp_cidcnt;
2666 	return (DLADM_STATUS_OK);
2667 }
2668 
2669 dladm_status_t
2670 extract_allowedcids(val_desc_t *vdp, uint_t cnt, void *arg)
2671 {
2672 	mac_resource_props_t	*mrp = arg;
2673 	mac_protect_t		*p = &mrp->mrp_protect;
2674 	int			i;
2675 
2676 	if (vdp->vd_val == 0) {
2677 		cnt = (uint_t)-1;
2678 	} else {
2679 		for (i = 0; i < cnt; i++) {
2680 			bcopy((void *)vdp[i].vd_val, &p->mp_cids[i],
2681 			    sizeof (mac_dhcpcid_t));
2682 		}
2683 	}
2684 	p->mp_cidcnt = cnt;
2685 	mrp->mrp_mask |= MRP_PROTECT;
2686 	return (DLADM_STATUS_OK);
2687 }
2688 
2689 /* ARGSUSED */
2690 static dladm_status_t
2691 check_allowedcids(dladm_handle_t handle, prop_desc_t *pdp,
2692     datalink_id_t linkid, char **prop_val, uint_t val_cnt,
2693     uint_t flags, val_desc_t *vdp, datalink_media_t media)
2694 {
2695 	dladm_status_t	status;
2696 	mac_dhcpcid_t	*cid;
2697 	int		i;
2698 
2699 	if (val_cnt > MPT_MAXCID)
2700 		return (DLADM_STATUS_BADVALCNT);
2701 
2702 	for (i = 0; i < val_cnt; i++) {
2703 		if ((cid = calloc(1, sizeof (mac_dhcpcid_t))) == NULL) {
2704 			status = DLADM_STATUS_NOMEM;
2705 			goto fail;
2706 		}
2707 		vdp[i].vd_val = (uintptr_t)cid;
2708 
2709 		status = dladm_str2cid(prop_val[i], cid);
2710 		if (status != DLADM_STATUS_OK)
2711 			goto fail;
2712 	}
2713 	return (DLADM_STATUS_OK);
2714 
2715 fail:
2716 	for (i = 0; i < val_cnt; i++) {
2717 		free((void *)vdp[i].vd_val);
2718 		vdp[i].vd_val = NULL;
2719 	}
2720 	return (status);
2721 }
2722 
2723 /* ARGSUSED */
2724 static dladm_status_t
2725 get_autopush(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2726     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2727     uint_t flags, uint_t *perm_flags)
2728 {
2729 	struct		dlautopush dlap;
2730 	int		i, len;
2731 	dladm_status_t	status;
2732 
2733 	if (flags & DLD_PROP_DEFAULT)
2734 		return (DLADM_STATUS_NOTDEFINED);
2735 
2736 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
2737 	    perm_flags, &dlap, sizeof (dlap));
2738 	if (status != DLADM_STATUS_OK)
2739 		return (status);
2740 
2741 	if (dlap.dap_npush == 0) {
2742 		*val_cnt = 0;
2743 		return (DLADM_STATUS_OK);
2744 	}
2745 	for (i = 0, len = 0; i < dlap.dap_npush; i++) {
2746 		if (i != 0) {
2747 			(void) snprintf(*prop_val + len,
2748 			    DLADM_PROP_VAL_MAX - len, "%c", AP_DELIMITER);
2749 			len += 1;
2750 		}
2751 		(void) snprintf(*prop_val + len, DLADM_PROP_VAL_MAX - len,
2752 		    "%s", dlap.dap_aplist[i]);
2753 		len += strlen(dlap.dap_aplist[i]);
2754 		if (dlap.dap_anchor - 1 == i) {
2755 			(void) snprintf(*prop_val + len,
2756 			    DLADM_PROP_VAL_MAX - len, "%c%s", AP_DELIMITER,
2757 			    AP_ANCHOR);
2758 			len += (strlen(AP_ANCHOR) + 1);
2759 		}
2760 	}
2761 	*val_cnt = 1;
2762 	return (DLADM_STATUS_OK);
2763 }
2764 
2765 /*
2766  * Add the specified module to the dlautopush structure; returns a
2767  * DLADM_STATUS_* code.
2768  */
2769 dladm_status_t
2770 i_dladm_add_ap_module(const char *module, struct dlautopush *dlap)
2771 {
2772 	if ((strlen(module) == 0) || (strlen(module) > FMNAMESZ))
2773 		return (DLADM_STATUS_BADVAL);
2774 
2775 	if (strncasecmp(module, AP_ANCHOR, strlen(AP_ANCHOR)) == 0) {
2776 		/*
2777 		 * We don't allow multiple anchors, and the anchor must
2778 		 * be after at least one module.
2779 		 */
2780 		if (dlap->dap_anchor != 0)
2781 			return (DLADM_STATUS_BADVAL);
2782 		if (dlap->dap_npush == 0)
2783 			return (DLADM_STATUS_BADVAL);
2784 
2785 		dlap->dap_anchor = dlap->dap_npush;
2786 		return (DLADM_STATUS_OK);
2787 	}
2788 	if (dlap->dap_npush >= MAXAPUSH)
2789 		return (DLADM_STATUS_BADVALCNT);
2790 
2791 	(void) strlcpy(dlap->dap_aplist[dlap->dap_npush++], module,
2792 	    FMNAMESZ + 1);
2793 
2794 	return (DLADM_STATUS_OK);
2795 }
2796 
2797 /*
2798  * Currently, both '.' and ' '(space) can be used as the delimiters between
2799  * autopush modules. The former is used in dladm set-linkprop, and the
2800  * latter is used in the autopush(1M) file.
2801  */
2802 /* ARGSUSED */
2803 static dladm_status_t
2804 check_autopush(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2805     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
2806     datalink_media_t media)
2807 {
2808 	char			*module;
2809 	struct dlautopush	*dlap;
2810 	dladm_status_t		status;
2811 	char			val[DLADM_PROP_VAL_MAX];
2812 	char			delimiters[4];
2813 
2814 	if (val_cnt != 1)
2815 		return (DLADM_STATUS_BADVALCNT);
2816 
2817 	if (prop_val != NULL) {
2818 		dlap = malloc(sizeof (struct dlautopush));
2819 		if (dlap == NULL)
2820 			return (DLADM_STATUS_NOMEM);
2821 
2822 		(void) memset(dlap, 0, sizeof (struct dlautopush));
2823 		(void) snprintf(delimiters, 4, " %c\n", AP_DELIMITER);
2824 		bcopy(*prop_val, val, DLADM_PROP_VAL_MAX);
2825 		module = strtok(val, delimiters);
2826 		while (module != NULL) {
2827 			status = i_dladm_add_ap_module(module, dlap);
2828 			if (status != DLADM_STATUS_OK)
2829 				return (status);
2830 			module = strtok(NULL, delimiters);
2831 		}
2832 
2833 		vdp->vd_val = (uintptr_t)dlap;
2834 	} else {
2835 		vdp->vd_val = 0;
2836 	}
2837 	return (DLADM_STATUS_OK);
2838 }
2839 
2840 #define	WLDP_BUFSIZE (MAX_BUF_LEN - WIFI_BUF_OFFSET)
2841 
2842 /* ARGSUSED */
2843 static dladm_status_t
2844 get_rate_common(dladm_handle_t handle, prop_desc_t *pdp,
2845     datalink_id_t linkid, char **prop_val, uint_t *val_cnt, uint_t id,
2846     uint_t *perm_flags)
2847 {
2848 	wl_rates_t	*wrp;
2849 	uint_t		i;
2850 	dladm_status_t	status = DLADM_STATUS_OK;
2851 
2852 	wrp = malloc(WLDP_BUFSIZE);
2853 	if (wrp == NULL)
2854 		return (DLADM_STATUS_NOMEM);
2855 
2856 	status = i_dladm_wlan_param(handle, linkid, wrp, id, WLDP_BUFSIZE,
2857 	    B_FALSE);
2858 	if (status != DLADM_STATUS_OK)
2859 		goto done;
2860 
2861 	if (wrp->wl_rates_num > *val_cnt) {
2862 		status = DLADM_STATUS_TOOSMALL;
2863 		goto done;
2864 	}
2865 
2866 	if (wrp->wl_rates_rates[0] == 0) {
2867 		prop_val[0][0] = '\0';
2868 		*val_cnt = 1;
2869 		goto done;
2870 	}
2871 
2872 	for (i = 0; i < wrp->wl_rates_num; i++) {
2873 		(void) snprintf(prop_val[i], DLADM_STRSIZE, "%.*f",
2874 		    wrp->wl_rates_rates[i] % 2,
2875 		    (float)wrp->wl_rates_rates[i] / 2);
2876 	}
2877 	*val_cnt = wrp->wl_rates_num;
2878 	*perm_flags = MAC_PROP_PERM_RW;
2879 
2880 done:
2881 	free(wrp);
2882 	return (status);
2883 }
2884 
2885 static dladm_status_t
2886 get_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2887     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2888     uint_t flags, uint_t *perm_flags)
2889 {
2890 	if (media != DL_WIFI) {
2891 		return (get_speed(handle, pdp, linkid, prop_val,
2892 		    val_cnt, media, flags, perm_flags));
2893 	}
2894 
2895 	return (get_rate_common(handle, pdp, linkid, prop_val, val_cnt,
2896 	    MAC_PROP_WL_DESIRED_RATES, perm_flags));
2897 }
2898 
2899 /* ARGSUSED */
2900 static dladm_status_t
2901 get_rate_mod(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2902     char **prop_val, uint_t *val_cnt, datalink_media_t media,
2903     uint_t flags, uint_t *perm_flags)
2904 {
2905 	switch (media) {
2906 	case DL_ETHER:
2907 		/*
2908 		 * Speed for ethernet links is unbounded. E.g., 802.11b
2909 		 * links can have a speed of 5.5 Gbps.
2910 		 */
2911 		return (DLADM_STATUS_NOTSUP);
2912 
2913 	case DL_WIFI:
2914 		return (get_rate_common(handle, pdp, linkid, prop_val,
2915 		    val_cnt, MAC_PROP_WL_SUPPORTED_RATES, perm_flags));
2916 	default:
2917 		return (DLADM_STATUS_BADARG);
2918 	}
2919 }
2920 
2921 static dladm_status_t
2922 set_wlan_rate(dladm_handle_t handle, datalink_id_t linkid,
2923     dladm_wlan_rates_t *rates)
2924 {
2925 	int		i;
2926 	uint_t		len;
2927 	wl_rates_t	*wrp;
2928 	dladm_status_t	status = DLADM_STATUS_OK;
2929 
2930 	wrp = malloc(WLDP_BUFSIZE);
2931 	if (wrp == NULL)
2932 		return (DLADM_STATUS_NOMEM);
2933 
2934 	bzero(wrp, WLDP_BUFSIZE);
2935 	for (i = 0; i < rates->wr_cnt; i++)
2936 		wrp->wl_rates_rates[i] = rates->wr_rates[i];
2937 	wrp->wl_rates_num = rates->wr_cnt;
2938 
2939 	len = offsetof(wl_rates_t, wl_rates_rates) +
2940 	    (rates->wr_cnt * sizeof (char)) + WIFI_BUF_OFFSET;
2941 	status = i_dladm_wlan_param(handle, linkid, wrp,
2942 	    MAC_PROP_WL_DESIRED_RATES, len, B_TRUE);
2943 
2944 	free(wrp);
2945 	return (status);
2946 }
2947 
2948 /* ARGSUSED */
2949 static dladm_status_t
2950 set_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2951     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
2952 {
2953 	dladm_wlan_rates_t	rates;
2954 	dladm_status_t		status;
2955 
2956 	/*
2957 	 * can currently set rate on WIFI links only.
2958 	 */
2959 	if (media != DL_WIFI)
2960 		return (DLADM_STATUS_PROPRDONLY);
2961 
2962 	if (val_cnt != 1)
2963 		return (DLADM_STATUS_BADVALCNT);
2964 
2965 	rates.wr_cnt = 1;
2966 	rates.wr_rates[0] = vdp[0].vd_val;
2967 
2968 	status = set_wlan_rate(handle, linkid, &rates);
2969 
2970 	return (status);
2971 }
2972 
2973 /* ARGSUSED */
2974 static dladm_status_t
2975 check_rate(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
2976     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
2977     datalink_media_t media)
2978 {
2979 	int		i;
2980 	uint_t		modval_cnt = MAX_SUPPORT_RATES;
2981 	char		*buf, **modval;
2982 	dladm_status_t	status;
2983 	uint_t 		perm_flags;
2984 
2985 	if (val_cnt != 1)
2986 		return (DLADM_STATUS_BADVALCNT);
2987 
2988 	buf = malloc((sizeof (char *) + DLADM_STRSIZE) *
2989 	    MAX_SUPPORT_RATES);
2990 	if (buf == NULL) {
2991 		status = DLADM_STATUS_NOMEM;
2992 		goto done;
2993 	}
2994 
2995 	modval = (char **)(void *)buf;
2996 	for (i = 0; i < MAX_SUPPORT_RATES; i++) {
2997 		modval[i] = buf + sizeof (char *) * MAX_SUPPORT_RATES +
2998 		    i * DLADM_STRSIZE;
2999 	}
3000 
3001 	status = get_rate_mod(handle, NULL, linkid, modval, &modval_cnt,
3002 	    media, 0, &perm_flags);
3003 	if (status != DLADM_STATUS_OK)
3004 		goto done;
3005 
3006 	for (i = 0; i < modval_cnt; i++) {
3007 		if (strcasecmp(*prop_val, modval[i]) == 0) {
3008 			vdp->vd_val = (uintptr_t)(uint_t)
3009 			    (atof(*prop_val) * 2);
3010 			status = DLADM_STATUS_OK;
3011 			break;
3012 		}
3013 	}
3014 	if (i == modval_cnt)
3015 		status = DLADM_STATUS_BADVAL;
3016 done:
3017 	free(buf);
3018 	return (status);
3019 }
3020 
3021 static dladm_status_t
3022 get_phyconf(dladm_handle_t handle, datalink_id_t linkid, void *buf,
3023     int buflen)
3024 {
3025 	return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_PHY_CONFIG,
3026 	    buflen, B_FALSE));
3027 }
3028 
3029 /* ARGSUSED */
3030 static dladm_status_t
3031 get_channel(dladm_handle_t handle, prop_desc_t *pdp,
3032     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3033     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3034 {
3035 	uint32_t	channel;
3036 	char		buf[WLDP_BUFSIZE];
3037 	dladm_status_t	status;
3038 	wl_phy_conf_t	wl_phy_conf;
3039 
3040 	if ((status = get_phyconf(handle, linkid, buf, sizeof (buf)))
3041 	    != DLADM_STATUS_OK)
3042 		return (status);
3043 
3044 	(void) memcpy(&wl_phy_conf, buf, sizeof (wl_phy_conf));
3045 	if (!i_dladm_wlan_convert_chan(&wl_phy_conf, &channel))
3046 		return (DLADM_STATUS_NOTFOUND);
3047 
3048 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%u", channel);
3049 	*val_cnt = 1;
3050 	*perm_flags = MAC_PROP_PERM_READ;
3051 	return (DLADM_STATUS_OK);
3052 }
3053 
3054 /* ARGSUSED */
3055 static dladm_status_t
3056 get_powermode(dladm_handle_t handle, prop_desc_t *pdp,
3057     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3058     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3059 {
3060 	wl_ps_mode_t	mode;
3061 	const char	*s;
3062 	char		buf[WLDP_BUFSIZE];
3063 	dladm_status_t	status;
3064 
3065 	if ((status = i_dladm_wlan_param(handle, linkid, buf,
3066 	    MAC_PROP_WL_POWER_MODE, sizeof (buf), B_FALSE)) != DLADM_STATUS_OK)
3067 		return (status);
3068 
3069 	(void) memcpy(&mode, buf, sizeof (mode));
3070 	switch (mode.wl_ps_mode) {
3071 	case WL_PM_AM:
3072 		s = "off";
3073 		break;
3074 	case WL_PM_MPS:
3075 		s = "max";
3076 		break;
3077 	case WL_PM_FAST:
3078 		s = "fast";
3079 		break;
3080 	default:
3081 		return (DLADM_STATUS_NOTFOUND);
3082 	}
3083 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%s", s);
3084 	*val_cnt = 1;
3085 	*perm_flags = MAC_PROP_PERM_RW;
3086 	return (DLADM_STATUS_OK);
3087 }
3088 
3089 /* ARGSUSED */
3090 static dladm_status_t
3091 set_powermode(dladm_handle_t handle, prop_desc_t *pdp,
3092     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt, uint_t flags,
3093     datalink_media_t media)
3094 {
3095 	dladm_wlan_powermode_t	powermode = vdp->vd_val;
3096 	wl_ps_mode_t		ps_mode;
3097 
3098 	if (val_cnt != 1)
3099 		return (DLADM_STATUS_BADVALCNT);
3100 
3101 	(void) memset(&ps_mode, 0xff, sizeof (ps_mode));
3102 
3103 	switch (powermode) {
3104 	case DLADM_WLAN_PM_OFF:
3105 		ps_mode.wl_ps_mode = WL_PM_AM;
3106 		break;
3107 	case DLADM_WLAN_PM_MAX:
3108 		ps_mode.wl_ps_mode = WL_PM_MPS;
3109 		break;
3110 	case DLADM_WLAN_PM_FAST:
3111 		ps_mode.wl_ps_mode = WL_PM_FAST;
3112 		break;
3113 	default:
3114 		return (DLADM_STATUS_NOTSUP);
3115 	}
3116 	return (i_dladm_wlan_param(handle, linkid, &ps_mode,
3117 	    MAC_PROP_WL_POWER_MODE, sizeof (ps_mode), B_TRUE));
3118 }
3119 
3120 /* ARGSUSED */
3121 static dladm_status_t
3122 get_radio(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3123     char **prop_val, uint_t *val_cnt, datalink_media_t media,
3124     uint_t flags, uint_t *perm_flags)
3125 {
3126 	wl_radio_t	radio;
3127 	const char	*s;
3128 	char		buf[WLDP_BUFSIZE];
3129 	dladm_status_t	status;
3130 
3131 	if ((status = i_dladm_wlan_param(handle, linkid, buf,
3132 	    MAC_PROP_WL_RADIO, sizeof (buf), B_FALSE)) != DLADM_STATUS_OK)
3133 		return (status);
3134 
3135 	(void) memcpy(&radio, buf, sizeof (radio));
3136 	switch (radio) {
3137 	case B_TRUE:
3138 		s = "on";
3139 		break;
3140 	case B_FALSE:
3141 		s = "off";
3142 		break;
3143 	default:
3144 		return (DLADM_STATUS_NOTFOUND);
3145 	}
3146 	(void) snprintf(*prop_val, DLADM_STRSIZE, "%s", s);
3147 	*val_cnt = 1;
3148 	*perm_flags = MAC_PROP_PERM_RW;
3149 	return (DLADM_STATUS_OK);
3150 }
3151 
3152 /* ARGSUSED */
3153 static dladm_status_t
3154 set_radio(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3155     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
3156 {
3157 	dladm_wlan_radio_t	radio = vdp->vd_val;
3158 	wl_radio_t		r;
3159 
3160 	if (val_cnt != 1)
3161 		return (DLADM_STATUS_BADVALCNT);
3162 
3163 	switch (radio) {
3164 	case DLADM_WLAN_RADIO_ON:
3165 		r = B_TRUE;
3166 		break;
3167 	case DLADM_WLAN_RADIO_OFF:
3168 		r = B_FALSE;
3169 		break;
3170 	default:
3171 		return (DLADM_STATUS_NOTSUP);
3172 	}
3173 	return (i_dladm_wlan_param(handle, linkid, &r, MAC_PROP_WL_RADIO,
3174 	    sizeof (r), B_TRUE));
3175 }
3176 
3177 /* ARGSUSED */
3178 static dladm_status_t
3179 check_hoplimit(dladm_handle_t handle, prop_desc_t *pdp,
3180     datalink_id_t linkid, char **prop_val, uint_t val_cnt, uint_t flags,
3181     val_desc_t *vdp, datalink_media_t media)
3182 {
3183 	int32_t	hlim;
3184 	char	*ep;
3185 
3186 	if (val_cnt != 1)
3187 		return (DLADM_STATUS_BADVALCNT);
3188 
3189 	errno = 0;
3190 	hlim = strtol(*prop_val, &ep, 10);
3191 	if (errno != 0 || ep == *prop_val || hlim < 1 ||
3192 	    hlim > (int32_t)UINT8_MAX)
3193 		return (DLADM_STATUS_BADVAL);
3194 	vdp->vd_val = hlim;
3195 	return (DLADM_STATUS_OK);
3196 }
3197 
3198 /* ARGSUSED */
3199 static dladm_status_t
3200 check_encaplim(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3201     char **prop_val, uint_t val_cnt, uint_t flags, val_desc_t *vdp,
3202     datalink_media_t media)
3203 {
3204 	int32_t	elim;
3205 	char	*ep;
3206 
3207 	if (media != DL_IPV6)
3208 		return (DLADM_STATUS_BADARG);
3209 
3210 	if (val_cnt != 1)
3211 		return (DLADM_STATUS_BADVALCNT);
3212 
3213 	errno = 0;
3214 	elim = strtol(*prop_val, &ep, 10);
3215 	if (errno != 0 || ep == *prop_val || elim < 0 ||
3216 	    elim > (int32_t)UINT8_MAX)
3217 		return (DLADM_STATUS_BADVAL);
3218 	vdp->vd_val = elim;
3219 	return (DLADM_STATUS_OK);
3220 }
3221 
3222 static dladm_status_t
3223 i_dladm_set_linkprop_db(dladm_handle_t handle, datalink_id_t linkid,
3224     const char *prop_name, char **prop_val, uint_t val_cnt)
3225 {
3226 	char		buf[MAXLINELEN];
3227 	int		i;
3228 	dladm_conf_t	conf;
3229 	dladm_status_t	status;
3230 
3231 	status = dladm_read_conf(handle, linkid, &conf);
3232 	if (status != DLADM_STATUS_OK)
3233 		return (status);
3234 
3235 	/*
3236 	 * reset case.
3237 	 */
3238 	if (val_cnt == 0) {
3239 		status = dladm_unset_conf_field(handle, conf, prop_name);
3240 		if (status == DLADM_STATUS_OK)
3241 			status = dladm_write_conf(handle, conf);
3242 		goto done;
3243 	}
3244 
3245 	buf[0] = '\0';
3246 	for (i = 0; i < val_cnt; i++) {
3247 		(void) strlcat(buf, prop_val[i], MAXLINELEN);
3248 		if (i != val_cnt - 1)
3249 			(void) strlcat(buf, ",", MAXLINELEN);
3250 	}
3251 
3252 	status = dladm_set_conf_field(handle, conf, prop_name, DLADM_TYPE_STR,
3253 	    buf);
3254 	if (status == DLADM_STATUS_OK)
3255 		status = dladm_write_conf(handle, conf);
3256 
3257 done:
3258 	dladm_destroy_conf(handle, conf);
3259 	return (status);
3260 }
3261 
3262 static dladm_status_t
3263 i_dladm_get_linkprop_db(dladm_handle_t handle, datalink_id_t linkid,
3264     const char *prop_name, char **prop_val, uint_t *val_cntp)
3265 {
3266 	char		buf[MAXLINELEN], *str;
3267 	uint_t		cnt = 0;
3268 	dladm_conf_t	conf;
3269 	dladm_status_t	status;
3270 
3271 	status = dladm_read_conf(handle, linkid, &conf);
3272 	if (status != DLADM_STATUS_OK)
3273 		return (status);
3274 
3275 	status = dladm_get_conf_field(handle, conf, prop_name, buf, MAXLINELEN);
3276 	if (status != DLADM_STATUS_OK)
3277 		goto done;
3278 
3279 	str = strtok(buf, ",");
3280 	while (str != NULL) {
3281 		if (cnt == *val_cntp) {
3282 			status = DLADM_STATUS_TOOSMALL;
3283 			goto done;
3284 		}
3285 		(void) strlcpy(prop_val[cnt++], str, DLADM_PROP_VAL_MAX);
3286 		str = strtok(NULL, ",");
3287 	}
3288 
3289 	*val_cntp = cnt;
3290 
3291 done:
3292 	dladm_destroy_conf(handle, conf);
3293 	return (status);
3294 }
3295 
3296 /*
3297  * Walk persistent private link properties of a link.
3298  */
3299 static dladm_status_t
3300 i_dladm_walk_linkprop_priv_db(dladm_handle_t handle, datalink_id_t linkid,
3301     void *arg, int (*func)(dladm_handle_t, datalink_id_t, const char *, void *))
3302 {
3303 	dladm_status_t		status;
3304 	dladm_conf_t		conf;
3305 	char			last_attr[MAXLINKATTRLEN];
3306 	char			attr[MAXLINKATTRLEN];
3307 	char			attrval[MAXLINKATTRVALLEN];
3308 	size_t			attrsz;
3309 
3310 	if (linkid == DATALINK_INVALID_LINKID || func == NULL)
3311 		return (DLADM_STATUS_BADARG);
3312 
3313 	status = dladm_read_conf(handle, linkid, &conf);
3314 	if (status != DLADM_STATUS_OK)
3315 		return (status);
3316 
3317 	last_attr[0] = '\0';
3318 	while ((status = dladm_getnext_conf_linkprop(handle, conf, last_attr,
3319 	    attr, attrval, MAXLINKATTRVALLEN, &attrsz)) == DLADM_STATUS_OK) {
3320 		if (attr[0] == '_') {
3321 			if (func(handle, linkid, attr, arg) ==
3322 			    DLADM_WALK_TERMINATE)
3323 				break;
3324 		}
3325 		(void) strlcpy(last_attr, attr, MAXLINKATTRLEN);
3326 	}
3327 
3328 	dladm_destroy_conf(handle, conf);
3329 	return (DLADM_STATUS_OK);
3330 }
3331 
3332 static link_attr_t *
3333 dladm_name2prop(const char *prop_name)
3334 {
3335 	link_attr_t *p;
3336 
3337 	for (p = link_attr; p->pp_id != MAC_PROP_PRIVATE; p++) {
3338 		if (strcmp(p->pp_name, prop_name) == 0)
3339 			break;
3340 	}
3341 	return (p);
3342 }
3343 
3344 static link_attr_t *
3345 dladm_id2prop(mac_prop_id_t propid)
3346 {
3347 	link_attr_t *p;
3348 
3349 	for (p = link_attr; p->pp_id != MAC_PROP_PRIVATE; p++) {
3350 		if (p->pp_id == propid)
3351 			break;
3352 	}
3353 	return (p);
3354 }
3355 
3356 static dld_ioc_macprop_t *
3357 i_dladm_buf_alloc_impl(size_t valsize, datalink_id_t linkid,
3358     const char *prop_name, mac_prop_id_t propid, uint_t flags,
3359     dladm_status_t *status)
3360 {
3361 	int dsize;
3362 	dld_ioc_macprop_t *dip;
3363 
3364 	*status = DLADM_STATUS_OK;
3365 	dsize = MAC_PROP_BUFSIZE(valsize);
3366 	dip = malloc(dsize);
3367 	if (dip == NULL) {
3368 		*status = DLADM_STATUS_NOMEM;
3369 		return (NULL);
3370 	}
3371 	bzero(dip, dsize);
3372 	dip->pr_valsize = valsize;
3373 	(void) strlcpy(dip->pr_name, prop_name, sizeof (dip->pr_name));
3374 	dip->pr_linkid = linkid;
3375 	dip->pr_num = propid;
3376 	dip->pr_flags = flags;
3377 	return (dip);
3378 }
3379 
3380 static dld_ioc_macprop_t *
3381 i_dladm_buf_alloc_by_name(size_t valsize, datalink_id_t linkid,
3382     const char *prop_name, uint_t flags, dladm_status_t *status)
3383 {
3384 	link_attr_t *p;
3385 
3386 	p = dladm_name2prop(prop_name);
3387 	valsize = MAX(p->pp_valsize, valsize);
3388 	return (i_dladm_buf_alloc_impl(valsize, linkid, prop_name, p->pp_id,
3389 	    flags, status));
3390 }
3391 
3392 static dld_ioc_macprop_t *
3393 i_dladm_buf_alloc_by_id(size_t valsize, datalink_id_t linkid,
3394     mac_prop_id_t propid, uint_t flags, dladm_status_t *status)
3395 {
3396 	link_attr_t *p;
3397 
3398 	p = dladm_id2prop(propid);
3399 	valsize = MAX(p->pp_valsize, valsize);
3400 	return (i_dladm_buf_alloc_impl(valsize, linkid, p->pp_name, propid,
3401 	    flags, status));
3402 }
3403 
3404 /* ARGSUSED */
3405 static dladm_status_t
3406 set_public_prop(dladm_handle_t handle, prop_desc_t *pdp,
3407     datalink_id_t linkid, val_desc_t *vdp, uint_t val_cnt, uint_t flags,
3408     datalink_media_t media)
3409 {
3410 	dld_ioc_macprop_t	*dip;
3411 	dladm_status_t	status = DLADM_STATUS_OK;
3412 	uint8_t		u8;
3413 	uint16_t	u16;
3414 	uint32_t	u32;
3415 	void		*val;
3416 
3417 	dip = i_dladm_buf_alloc_by_name(0, linkid, pdp->pd_name, 0, &status);
3418 	if (dip == NULL)
3419 		return (status);
3420 
3421 	if (pdp->pd_flags & PD_CHECK_ALLOC)
3422 		val = (void *)vdp->vd_val;
3423 	else {
3424 		/*
3425 		 * Currently all 1/2/4-byte size properties are byte/word/int.
3426 		 * No need (yet) to distinguish these from arrays of same size.
3427 		 */
3428 		switch (dip->pr_valsize) {
3429 		case 1:
3430 			u8 = vdp->vd_val;
3431 			val = &u8;
3432 			break;
3433 		case 2:
3434 			u16 = vdp->vd_val;
3435 			val = &u16;
3436 			break;
3437 		case 4:
3438 			u32 = vdp->vd_val;
3439 			val = &u32;
3440 			break;
3441 		default:
3442 			val = &vdp->vd_val;
3443 			break;
3444 		}
3445 	}
3446 
3447 	if (val != NULL)
3448 		(void) memcpy(dip->pr_val, val, dip->pr_valsize);
3449 	else
3450 		dip->pr_valsize = 0;
3451 
3452 	status = i_dladm_macprop(handle, dip, B_TRUE);
3453 
3454 done:
3455 	free(dip);
3456 	return (status);
3457 }
3458 
3459 dladm_status_t
3460 i_dladm_macprop(dladm_handle_t handle, void *dip, boolean_t set)
3461 {
3462 	dladm_status_t status = DLADM_STATUS_OK;
3463 
3464 	if (ioctl(dladm_dld_fd(handle),
3465 	    (set ? DLDIOC_SETMACPROP : DLDIOC_GETMACPROP), dip))
3466 		status = dladm_errno2status(errno);
3467 
3468 	return (status);
3469 }
3470 
3471 static dladm_status_t
3472 i_dladm_get_public_prop(dladm_handle_t handle, datalink_id_t linkid,
3473     char *prop_name, uint_t flags, uint_t *perm_flags, void *arg, size_t size)
3474 {
3475 	dld_ioc_macprop_t	*dip;
3476 	dladm_status_t		status;
3477 
3478 	dip = i_dladm_buf_alloc_by_name(0, linkid, prop_name, flags, &status);
3479 	if (dip == NULL)
3480 		return (DLADM_STATUS_NOMEM);
3481 
3482 	status = i_dladm_macprop(handle, dip, B_FALSE);
3483 	if (status != DLADM_STATUS_OK) {
3484 		free(dip);
3485 		return (status);
3486 	}
3487 
3488 	if (perm_flags != NULL)
3489 		*perm_flags = dip->pr_perm_flags;
3490 
3491 	if (arg != NULL)
3492 		(void) memcpy(arg, dip->pr_val, size);
3493 	free(dip);
3494 	return (DLADM_STATUS_OK);
3495 }
3496 
3497 /* ARGSUSED */
3498 static dladm_status_t
3499 check_uint32(dladm_handle_t handle, prop_desc_t *pdp,
3500     datalink_id_t linkid, char **prop_val, uint_t val_cnt, uint_t flags,
3501     val_desc_t *v, datalink_media_t media)
3502 {
3503 	if (val_cnt != 1)
3504 		return (DLADM_STATUS_BADVAL);
3505 	v->vd_val = strtoul(prop_val[0], NULL, 0);
3506 	return (DLADM_STATUS_OK);
3507 }
3508 
3509 /* ARGSUSED */
3510 static dladm_status_t
3511 get_duplex(dladm_handle_t handle, prop_desc_t *pdp,
3512     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3513     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3514 {
3515 	link_duplex_t   link_duplex;
3516 	dladm_status_t  status;
3517 
3518 	if ((status = dladm_get_single_mac_stat(handle, linkid, "link_duplex",
3519 	    KSTAT_DATA_UINT32, &link_duplex)) != 0)
3520 		return (status);
3521 
3522 	switch (link_duplex) {
3523 	case LINK_DUPLEX_FULL:
3524 		(void) strcpy(*prop_val, "full");
3525 		break;
3526 	case LINK_DUPLEX_HALF:
3527 		(void) strcpy(*prop_val, "half");
3528 		break;
3529 	default:
3530 		(void) strcpy(*prop_val, "unknown");
3531 		break;
3532 	}
3533 	*val_cnt = 1;
3534 	return (DLADM_STATUS_OK);
3535 }
3536 
3537 /* ARGSUSED */
3538 static dladm_status_t
3539 get_speed(dladm_handle_t handle, prop_desc_t *pdp, datalink_id_t linkid,
3540     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
3541     uint_t *perm_flags)
3542 {
3543 	uint64_t	ifspeed = 0;
3544 	dladm_status_t status;
3545 
3546 	if ((status = dladm_get_single_mac_stat(handle, linkid, "ifspeed",
3547 	    KSTAT_DATA_UINT64, &ifspeed)) != 0)
3548 		return (status);
3549 
3550 	if ((ifspeed % 1000000) != 0) {
3551 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
3552 		    "%llf", ifspeed / (float)1000000); /* Mbps */
3553 	} else {
3554 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX,
3555 		    "%llu", ifspeed / 1000000); /* Mbps */
3556 	}
3557 	*val_cnt = 1;
3558 	*perm_flags = MAC_PROP_PERM_READ;
3559 	return (DLADM_STATUS_OK);
3560 }
3561 
3562 /* ARGSUSED */
3563 static dladm_status_t
3564 get_link_state(dladm_handle_t handle, prop_desc_t *pdp,
3565     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3566     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3567 {
3568 	link_state_t		link_state;
3569 	dladm_status_t		status;
3570 
3571 	status = dladm_get_state(handle, linkid, &link_state);
3572 	if (status != DLADM_STATUS_OK)
3573 		return (status);
3574 
3575 	switch (link_state) {
3576 	case LINK_STATE_UP:
3577 		(void) strcpy(*prop_val, "up");
3578 		break;
3579 	case LINK_STATE_DOWN:
3580 		(void) strcpy(*prop_val, "down");
3581 		break;
3582 	default:
3583 		(void) strcpy(*prop_val, "unknown");
3584 		break;
3585 	}
3586 	*val_cnt = 1;
3587 	*perm_flags = MAC_PROP_PERM_READ;
3588 	return (DLADM_STATUS_OK);
3589 }
3590 
3591 /* ARGSUSED */
3592 static dladm_status_t
3593 get_binary(dladm_handle_t handle, prop_desc_t *pdp,
3594     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3595     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3596 {
3597 	dladm_status_t	status;
3598 	uint_t		v = 0;
3599 
3600 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3601 	    perm_flags, &v, sizeof (v));
3602 	if (status != DLADM_STATUS_OK)
3603 		return (status);
3604 
3605 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%d", (uint_t)(v > 0));
3606 	*val_cnt = 1;
3607 	return (DLADM_STATUS_OK);
3608 }
3609 
3610 /* ARGSUSED */
3611 static dladm_status_t
3612 get_uint32(dladm_handle_t handle, prop_desc_t *pdp,
3613     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3614     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3615 {
3616 	dladm_status_t	status;
3617 	uint32_t	v = 0;
3618 
3619 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3620 	    perm_flags, &v, sizeof (v));
3621 	if (status != DLADM_STATUS_OK)
3622 		return (status);
3623 
3624 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%ld", v);
3625 	*val_cnt = 1;
3626 	return (DLADM_STATUS_OK);
3627 }
3628 
3629 /* ARGSUSED */
3630 static dladm_status_t
3631 get_range(dladm_handle_t handle, prop_desc_t *pdp,
3632     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3633     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3634 {
3635 	dld_ioc_macprop_t *dip;
3636 	dladm_status_t status = DLADM_STATUS_OK;
3637 	size_t	sz;
3638 	mac_propval_range_t *rangep;
3639 
3640 	sz = sizeof (mac_propval_range_t);
3641 
3642 	/*
3643 	 * As caller we don't know number of value ranges, the driver
3644 	 * supports. To begin with we assume that number to be 1. If the
3645 	 * buffer size is insufficient, driver returns back with the
3646 	 * actual count of value ranges. See mac.h for more details.
3647 	 */
3648 retry:
3649 	if ((dip = i_dladm_buf_alloc_by_name(sz, linkid, pdp->pd_name, flags,
3650 	    &status)) == NULL)
3651 		return (status);
3652 
3653 	status = i_dladm_macprop(handle, dip, B_FALSE);
3654 	if (status != DLADM_STATUS_OK) {
3655 		if (status == DLADM_STATUS_TOOSMALL) {
3656 			int err;
3657 
3658 			rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
3659 			if ((err = i_dladm_range_size(rangep, &sz)) == 0) {
3660 				free(dip);
3661 				goto retry;
3662 			} else {
3663 				status = dladm_errno2status(err);
3664 			}
3665 		}
3666 		free(dip);
3667 		return (status);
3668 	}
3669 
3670 	rangep = (mac_propval_range_t *)(void *)&dip->pr_val;
3671 	if (rangep->mpr_count == 0) {
3672 		*val_cnt = 1;
3673 		(void) snprintf(prop_val[0], DLADM_PROP_VAL_MAX, "--");
3674 		goto done;
3675 	}
3676 
3677 	switch (rangep->mpr_type) {
3678 	case MAC_PROPVAL_UINT32: {
3679 		mac_propval_uint32_range_t *ur;
3680 		uint_t	count = rangep->mpr_count, i;
3681 
3682 		ur = &rangep->mpr_range_uint32[0];
3683 
3684 		for (i = 0; i < count; i++, ur++) {
3685 			if (ur->mpur_min == ur->mpur_max) {
3686 				(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
3687 				    "%ld", ur->mpur_min);
3688 			} else {
3689 				(void) snprintf(prop_val[i], DLADM_PROP_VAL_MAX,
3690 				    "%ld-%ld", ur->mpur_min, ur->mpur_max);
3691 			}
3692 		}
3693 		*val_cnt = count;
3694 		break;
3695 	}
3696 	default:
3697 		status = DLADM_STATUS_BADARG;
3698 		break;
3699 	}
3700 done:
3701 	free(dip);
3702 	return (status);
3703 }
3704 
3705 /* ARGSUSED */
3706 static dladm_status_t
3707 get_tagmode(dladm_handle_t handle, prop_desc_t *pdp,
3708     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3709     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3710 {
3711 	link_tagmode_t		mode;
3712 	dladm_status_t		status;
3713 
3714 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3715 	    perm_flags, &mode, sizeof (mode));
3716 	if (status != DLADM_STATUS_OK)
3717 		return (status);
3718 
3719 	switch (mode) {
3720 	case LINK_TAGMODE_NORMAL:
3721 		(void) strlcpy(*prop_val, "normal", DLADM_PROP_VAL_MAX);
3722 		break;
3723 	case LINK_TAGMODE_VLANONLY:
3724 		(void) strlcpy(*prop_val, "vlanonly", DLADM_PROP_VAL_MAX);
3725 		break;
3726 	default:
3727 		(void) strlcpy(*prop_val, "unknown", DLADM_PROP_VAL_MAX);
3728 	}
3729 	*val_cnt = 1;
3730 	return (DLADM_STATUS_OK);
3731 }
3732 
3733 /* ARGSUSED */
3734 static dladm_status_t
3735 get_flowctl(dladm_handle_t handle, prop_desc_t *pdp,
3736     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
3737     datalink_media_t media, uint_t flags, uint_t *perm_flags)
3738 {
3739 	link_flowctrl_t	v;
3740 	dladm_status_t	status;
3741 
3742 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
3743 	    perm_flags, &v, sizeof (v));
3744 	if (status != DLADM_STATUS_OK)
3745 		return (status);
3746 
3747 	switch (v) {
3748 	case LINK_FLOWCTRL_NONE:
3749 		(void) sprintf(*prop_val, "no");
3750 		break;
3751 	case LINK_FLOWCTRL_RX:
3752 		(void) sprintf(*prop_val, "rx");
3753 		break;
3754 	case LINK_FLOWCTRL_TX:
3755 		(void) sprintf(*prop_val, "tx");
3756 		break;
3757 	case LINK_FLOWCTRL_BI:
3758 		(void) sprintf(*prop_val, "bi");
3759 		break;
3760 	}
3761 	*val_cnt = 1;
3762 	return (DLADM_STATUS_OK);
3763 }
3764 
3765 
3766 /* ARGSUSED */
3767 static dladm_status_t
3768 i_dladm_set_private_prop(dladm_handle_t handle, datalink_id_t linkid,
3769     const char *prop_name, char **prop_val, uint_t val_cnt, uint_t flags)
3770 
3771 {
3772 	int		i, slen;
3773 	int 		bufsize = 0;
3774 	dld_ioc_macprop_t *dip = NULL;
3775 	uchar_t 	*dp;
3776 	link_attr_t *p;
3777 	dladm_status_t	status = DLADM_STATUS_OK;
3778 
3779 	if ((prop_name == NULL && prop_val != NULL) ||
3780 	    (prop_val != NULL && val_cnt == 0))
3781 		return (DLADM_STATUS_BADARG);
3782 	p = dladm_name2prop(prop_name);
3783 	if (p->pp_id != MAC_PROP_PRIVATE)
3784 		return (DLADM_STATUS_BADARG);
3785 
3786 	if (!(flags & DLADM_OPT_ACTIVE))
3787 		return (DLADM_STATUS_OK);
3788 
3789 	/*
3790 	 * private properties: all parsing is done in the kernel.
3791 	 * allocate a enough space for each property + its separator (',').
3792 	 */
3793 	for (i = 0; i < val_cnt; i++) {
3794 		bufsize += strlen(prop_val[i]) + 1;
3795 	}
3796 
3797 	if (prop_val == NULL) {
3798 		/*
3799 		 * getting default value. so use more buffer space.
3800 		 */
3801 		bufsize += DLADM_PROP_BUF_CHUNK;
3802 	}
3803 
3804 	dip = i_dladm_buf_alloc_by_name(bufsize + 1, linkid, prop_name,
3805 	    (prop_val != NULL ? 0 : DLD_PROP_DEFAULT), &status);
3806 	if (dip == NULL)
3807 		return (status);
3808 
3809 	dp = (uchar_t *)dip->pr_val;
3810 	slen = 0;
3811 
3812 	if (prop_val == NULL) {
3813 		status = i_dladm_macprop(handle, dip, B_FALSE);
3814 		dip->pr_flags = 0;
3815 	} else {
3816 		for (i = 0; i < val_cnt; i++) {
3817 			int plen = 0;
3818 
3819 			plen = strlen(prop_val[i]);
3820 			bcopy(prop_val[i], dp, plen);
3821 			slen += plen;
3822 			/*
3823 			 * add a "," separator and update dp.
3824 			 */
3825 			if (i != (val_cnt -1))
3826 				dp[slen++] = ',';
3827 			dp += (plen + 1);
3828 		}
3829 	}
3830 	if (status == DLADM_STATUS_OK)
3831 		status = i_dladm_macprop(handle, dip, B_TRUE);
3832 
3833 	free(dip);
3834 	return (status);
3835 }
3836 
3837 static dladm_status_t
3838 i_dladm_get_priv_prop(dladm_handle_t handle, datalink_id_t linkid,
3839     const char *prop_name, char **prop_val, uint_t *val_cnt,
3840     dladm_prop_type_t type, uint_t dld_flags)
3841 {
3842 	dladm_status_t	status = DLADM_STATUS_OK;
3843 	dld_ioc_macprop_t *dip = NULL;
3844 	link_attr_t *p;
3845 
3846 	if ((prop_name == NULL && prop_val != NULL) ||
3847 	    (prop_val != NULL && val_cnt == 0))
3848 		return (DLADM_STATUS_BADARG);
3849 
3850 	p = dladm_name2prop(prop_name);
3851 	if (p->pp_id != MAC_PROP_PRIVATE)
3852 		return (DLADM_STATUS_BADARG);
3853 
3854 	/*
3855 	 * private properties: all parsing is done in the kernel.
3856 	 */
3857 	dip = i_dladm_buf_alloc_by_name(DLADM_PROP_BUF_CHUNK, linkid, prop_name,
3858 	    dld_flags, &status);
3859 	if (dip == NULL)
3860 		return (status);
3861 
3862 	if ((status = i_dladm_macprop(handle, dip, B_FALSE)) ==
3863 	    DLADM_STATUS_OK) {
3864 		if (type == DLADM_PROP_VAL_PERM) {
3865 			(void) dladm_perm2str(dip->pr_perm_flags, *prop_val);
3866 		} else if (type == DLADM_PROP_VAL_MODIFIABLE) {
3867 			*prop_val[0] = '\0';
3868 		} else {
3869 			(void) strncpy(*prop_val, dip->pr_val,
3870 			    DLADM_PROP_VAL_MAX);
3871 		}
3872 		*val_cnt = 1;
3873 	} else if ((status == DLADM_STATUS_NOTSUP) &&
3874 	    (type == DLADM_PROP_VAL_CURRENT)) {
3875 		status = DLADM_STATUS_NOTFOUND;
3876 	}
3877 	free(dip);
3878 	return (status);
3879 }
3880 
3881 
3882 static dladm_status_t
3883 i_dladm_getset_defval(dladm_handle_t handle, prop_desc_t *pdp,
3884     datalink_id_t linkid, datalink_media_t media, uint_t flags)
3885 {
3886 	dladm_status_t status;
3887 	char **prop_vals = NULL, *buf;
3888 	size_t bufsize;
3889 	uint_t cnt;
3890 	int i;
3891 	uint_t perm_flags;
3892 
3893 	/*
3894 	 * Allocate buffer needed for prop_vals array. We can have at most
3895 	 * DLADM_MAX_PROP_VALCNT char *prop_vals[] entries, where
3896 	 * each entry has max size DLADM_PROP_VAL_MAX
3897 	 */
3898 	bufsize =
3899 	    (sizeof (char *) + DLADM_PROP_VAL_MAX) * DLADM_MAX_PROP_VALCNT;
3900 	buf = malloc(bufsize);
3901 	prop_vals = (char **)(void *)buf;
3902 	for (i = 0; i < DLADM_MAX_PROP_VALCNT; i++) {
3903 		prop_vals[i] = buf +
3904 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
3905 		    i * DLADM_PROP_VAL_MAX;
3906 	}
3907 
3908 	/*
3909 	 * For properties which have pdp->pd_defval.vd_name as a non-empty
3910 	 * string, the "" itself is used to reset the property (exceptions
3911 	 * are zone and autopush, which populate vdp->vd_val). So
3912 	 * libdladm can copy pdp->pd_defval over to the val_desc_t passed
3913 	 * down on the setprop using the global values in the table. For
3914 	 * other cases (vd_name is ""), doing reset-linkprop will cause
3915 	 * libdladm to do a getprop to find the default value and then do
3916 	 * a setprop to reset the value to default.
3917 	 */
3918 	status = pdp->pd_get(handle, pdp, linkid, prop_vals, &cnt, media,
3919 	    DLD_PROP_DEFAULT, &perm_flags);
3920 	if (status == DLADM_STATUS_OK) {
3921 		if (perm_flags == MAC_PROP_PERM_RW) {
3922 			status = i_dladm_set_single_prop(handle, linkid,
3923 			    pdp->pd_class, media, pdp, prop_vals, cnt, flags);
3924 		}
3925 		else
3926 			status = DLADM_STATUS_NOTSUP;
3927 	}
3928 	free(buf);
3929 	return (status);
3930 }
3931 
3932 /* ARGSUSED */
3933 static dladm_status_t
3934 get_stp(dladm_handle_t handle, struct prop_desc *pd, datalink_id_t linkid,
3935     char **prop_val, uint_t *val_cnt, datalink_media_t media, uint_t flags,
3936     uint_t *perm_flags)
3937 {
3938 	const bridge_public_prop_t *bpp;
3939 	dladm_status_t retv;
3940 	int val, i;
3941 
3942 	if (flags != 0)
3943 		return (DLADM_STATUS_NOTSUP);
3944 	*perm_flags = MAC_PROP_PERM_RW;
3945 	*val_cnt = 1;
3946 	for (bpp = bridge_prop; bpp->bpp_name != NULL; bpp++)
3947 		if (strcmp(bpp->bpp_name, pd->pd_name) == 0)
3948 			break;
3949 	retv = dladm_bridge_get_port_cfg(handle, linkid, bpp->bpp_code, &val);
3950 	/* If the daemon isn't running, then return the persistent value */
3951 	if (retv == DLADM_STATUS_NOTFOUND) {
3952 		if (i_dladm_get_linkprop_db(handle, linkid, pd->pd_name,
3953 		    prop_val, val_cnt) != DLADM_STATUS_OK)
3954 			(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
3955 			    DLADM_PROP_VAL_MAX);
3956 		return (DLADM_STATUS_OK);
3957 	}
3958 	if (retv != DLADM_STATUS_OK) {
3959 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
3960 		return (retv);
3961 	}
3962 	if (val == pd->pd_defval.vd_val && pd->pd_defval.vd_name[0] != '\0') {
3963 		(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
3964 		    DLADM_PROP_VAL_MAX);
3965 		return (DLADM_STATUS_OK);
3966 	}
3967 	for (i = 0; i < pd->pd_noptval; i++) {
3968 		if (val == pd->pd_optval[i].vd_val) {
3969 			(void) strlcpy(*prop_val, pd->pd_optval[i].vd_name,
3970 			    DLADM_PROP_VAL_MAX);
3971 			return (DLADM_STATUS_OK);
3972 		}
3973 	}
3974 	(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", (unsigned)val);
3975 	return (DLADM_STATUS_OK);
3976 }
3977 
3978 /* ARGSUSED1 */
3979 static dladm_status_t
3980 set_stp_prop(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
3981     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
3982 {
3983 	/*
3984 	 * Special case for mcheck: the daemon resets the value to zero, and we
3985 	 * don't want the daemon to refresh itself; it leads to deadlock.
3986 	 */
3987 	if (flags & DLADM_OPT_NOREFRESH)
3988 		return (DLADM_STATUS_OK);
3989 
3990 	/* Tell the running daemon, if any */
3991 	return (dladm_bridge_refresh(handle, linkid));
3992 }
3993 
3994 /*
3995  * This is used only for stp_priority, stp_cost, and stp_mcheck.
3996  */
3997 /* ARGSUSED */
3998 static dladm_status_t
3999 check_stp_prop(dladm_handle_t handle, struct prop_desc *pd,
4000     datalink_id_t linkid, char **prop_val, uint_t val_cnt, uint_t flags,
4001     val_desc_t *vdp, datalink_media_t media)
4002 {
4003 	char *cp;
4004 	boolean_t iscost;
4005 
4006 	if (val_cnt != 1)
4007 		return (DLADM_STATUS_BADVALCNT);
4008 
4009 	if (prop_val == NULL) {
4010 		vdp->vd_val = 0;
4011 	} else {
4012 		/* Only stp_priority and stp_cost use this function */
4013 		iscost = strcmp(pd->pd_name, "stp_cost") == 0;
4014 
4015 		if (iscost && strcmp(prop_val[0], "auto") == 0) {
4016 			/* Illegal value 0 is allowed to mean "automatic" */
4017 			vdp->vd_val = 0;
4018 		} else {
4019 			errno = 0;
4020 			vdp->vd_val = strtoul(prop_val[0], &cp, 0);
4021 			if (errno != 0 || *cp != '\0')
4022 				return (DLADM_STATUS_BADVAL);
4023 		}
4024 	}
4025 
4026 	if (iscost) {
4027 		return (vdp->vd_val > 65535 ? DLADM_STATUS_BADVAL :
4028 		    DLADM_STATUS_OK);
4029 	} else {
4030 		if (vdp->vd_val > 255)
4031 			return (DLADM_STATUS_BADVAL);
4032 		/*
4033 		 * If the user is setting stp_mcheck non-zero, then (per the
4034 		 * IEEE management standards and UNH testing) we need to check
4035 		 * whether this link is part of a bridge that is running RSTP.
4036 		 * If it's not, then setting the flag is an error.  Note that
4037 		 * errors are intentionally discarded here; it's the value
4038 		 * that's the problem -- it's not a bad value, merely one that
4039 		 * can't be used now.
4040 		 */
4041 		if (strcmp(pd->pd_name, "stp_mcheck") == 0 &&
4042 		    vdp->vd_val != 0) {
4043 			char bridge[MAXLINKNAMELEN];
4044 			UID_STP_CFG_T cfg;
4045 			dladm_bridge_prot_t brprot;
4046 
4047 			if (dladm_bridge_getlink(handle, linkid, bridge,
4048 			    sizeof (bridge)) != DLADM_STATUS_OK ||
4049 			    dladm_bridge_get_properties(bridge, &cfg,
4050 			    &brprot) != DLADM_STATUS_OK)
4051 				return (DLADM_STATUS_FAILED);
4052 			if (cfg.force_version <= 1)
4053 				return (DLADM_STATUS_FAILED);
4054 		}
4055 		return (DLADM_STATUS_OK);
4056 	}
4057 }
4058 
4059 /* ARGSUSED */
4060 static dladm_status_t
4061 get_bridge_forward(dladm_handle_t handle, struct prop_desc *pd,
4062     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4063     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4064 {
4065 	dladm_status_t retv;
4066 	uint_t val;
4067 
4068 	if (flags != 0)
4069 		return (DLADM_STATUS_NOTSUP);
4070 	*perm_flags = MAC_PROP_PERM_RW;
4071 	*val_cnt = 1;
4072 	retv = dladm_bridge_get_forwarding(handle, linkid, &val);
4073 	if (retv == DLADM_STATUS_NOTFOUND) {
4074 		if (i_dladm_get_linkprop_db(handle, linkid, pd->pd_name,
4075 		    prop_val, val_cnt) != DLADM_STATUS_OK)
4076 			(void) strlcpy(*prop_val, pd->pd_defval.vd_name,
4077 			    DLADM_PROP_VAL_MAX);
4078 		return (DLADM_STATUS_OK);
4079 	}
4080 	if (retv == DLADM_STATUS_OK)
4081 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", val);
4082 	else
4083 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4084 	return (retv);
4085 }
4086 
4087 /* ARGSUSED */
4088 static dladm_status_t
4089 set_bridge_forward(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4090     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4091 {
4092 	/* Tell the running daemon, if any */
4093 	return (dladm_bridge_refresh(handle, linkid));
4094 }
4095 
4096 /* ARGSUSED */
4097 static dladm_status_t
4098 get_bridge_pvid(dladm_handle_t handle, struct prop_desc *pd,
4099     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4100     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4101 {
4102 	dladm_status_t status;
4103 	dld_ioc_macprop_t *dip;
4104 	uint16_t pvid;
4105 
4106 	if (flags != 0)
4107 		return (DLADM_STATUS_NOTSUP);
4108 	*perm_flags = MAC_PROP_PERM_RW;
4109 	*val_cnt = 1;
4110 	dip = i_dladm_buf_alloc_by_id(sizeof (uint16_t), linkid, MAC_PROP_PVID,
4111 	    0, &status);
4112 	if (dip == NULL)
4113 		return (status);
4114 	status = i_dladm_macprop(handle, dip, B_FALSE);
4115 	if (status == DLADM_STATUS_OK) {
4116 		(void) memcpy(&pvid, dip->pr_val, sizeof (pvid));
4117 		(void) snprintf(*prop_val, DLADM_PROP_VAL_MAX, "%u", pvid);
4118 	} else {
4119 		(void) strlcpy(*prop_val, "?", DLADM_PROP_VAL_MAX);
4120 	}
4121 	free(dip);
4122 	return (status);
4123 }
4124 
4125 /* ARGSUSED */
4126 static dladm_status_t
4127 set_bridge_pvid(dladm_handle_t handle, prop_desc_t *pd, datalink_id_t linkid,
4128     val_desc_t *vdp, uint_t val_cnt, uint_t flags, datalink_media_t media)
4129 {
4130 	dladm_status_t status;
4131 	dld_ioc_macprop_t *dip;
4132 	uint16_t pvid;
4133 
4134 	dip = i_dladm_buf_alloc_by_id(sizeof (uint16_t), linkid, MAC_PROP_PVID,
4135 	    0, &status);
4136 	if (dip == NULL)
4137 		return (status);
4138 	pvid = vdp->vd_val;
4139 	(void) memcpy(dip->pr_val, &pvid, sizeof (pvid));
4140 	status = i_dladm_macprop(handle, dip, B_TRUE);
4141 	free(dip);
4142 	if (status != DLADM_STATUS_OK)
4143 		return (status);
4144 
4145 	/* Tell the running daemon, if any */
4146 	return (dladm_bridge_refresh(handle, linkid));
4147 }
4148 
4149 /* ARGSUSED */
4150 static dladm_status_t
4151 check_bridge_pvid(dladm_handle_t handle, struct prop_desc *pd,
4152     datalink_id_t linkid, char **prop_val, uint_t val_cnt, uint_t flags,
4153     val_desc_t *vdp, datalink_media_t media)
4154 {
4155 	char *cp;
4156 
4157 	if (val_cnt != 1)
4158 		return (DLADM_STATUS_BADVALCNT);
4159 
4160 	if (prop_val == NULL) {
4161 		vdp->vd_val = 1;
4162 	} else {
4163 		errno = 0;
4164 		vdp->vd_val = strtoul(prop_val[0], &cp, 0);
4165 		if (errno != 0 || *cp != '\0')
4166 			return (DLADM_STATUS_BADVAL);
4167 	}
4168 
4169 	return (vdp->vd_val > VLAN_ID_MAX ? DLADM_STATUS_BADVAL :
4170 	    DLADM_STATUS_OK);
4171 }
4172 
4173 dladm_status_t
4174 i_dladm_wlan_param(dladm_handle_t handle, datalink_id_t linkid, void *buf,
4175     mac_prop_id_t cmd, size_t len, boolean_t set)
4176 {
4177 	uint32_t		flags;
4178 	dladm_status_t		status;
4179 	uint32_t		media;
4180 	dld_ioc_macprop_t	*dip;
4181 	void			*dp;
4182 
4183 	if ((status = dladm_datalink_id2info(handle, linkid, &flags, NULL,
4184 	    &media, NULL, 0)) != DLADM_STATUS_OK) {
4185 		return (status);
4186 	}
4187 
4188 	if (media != DL_WIFI)
4189 		return (DLADM_STATUS_BADARG);
4190 
4191 	if (!(flags & DLADM_OPT_ACTIVE))
4192 		return (DLADM_STATUS_TEMPONLY);
4193 
4194 	if (len == (MAX_BUF_LEN - WIFI_BUF_OFFSET))
4195 		len = MAX_BUF_LEN - sizeof (dld_ioc_macprop_t) - 1;
4196 
4197 	dip = i_dladm_buf_alloc_by_id(len, linkid, cmd, 0, &status);
4198 	if (dip == NULL)
4199 		return (DLADM_STATUS_NOMEM);
4200 
4201 	dp = (uchar_t *)dip->pr_val;
4202 	if (set)
4203 		(void) memcpy(dp, buf, len);
4204 
4205 	status = i_dladm_macprop(handle, dip, set);
4206 	if (status == DLADM_STATUS_OK) {
4207 		if (!set)
4208 			(void) memcpy(buf, dp, len);
4209 	}
4210 
4211 	free(dip);
4212 	return (status);
4213 }
4214 
4215 dladm_status_t
4216 dladm_parse_link_props(char *str, dladm_arg_list_t **listp, boolean_t novalues)
4217 {
4218 	return (dladm_parse_args(str, listp, novalues));
4219 }
4220 
4221 /*
4222  * Retrieve the one link property from the database
4223  */
4224 /*ARGSUSED*/
4225 static int
4226 i_dladm_get_one_prop(dladm_handle_t handle, datalink_id_t linkid,
4227     const char *prop_name, void *arg)
4228 {
4229 	dladm_arg_list_t	*proplist = arg;
4230 	dladm_arg_info_t	*aip = NULL;
4231 
4232 	aip = &proplist->al_info[proplist->al_count];
4233 	/*
4234 	 * it is fine to point to prop_name since prop_name points to the
4235 	 * prop_table[n].pd_name.
4236 	 */
4237 	aip->ai_name = prop_name;
4238 
4239 	(void) dladm_get_linkprop(handle, linkid, DLADM_PROP_VAL_PERSISTENT,
4240 	    prop_name, aip->ai_val, &aip->ai_count);
4241 
4242 	if (aip->ai_count != 0)
4243 		proplist->al_count++;
4244 
4245 	return (DLADM_WALK_CONTINUE);
4246 }
4247 
4248 
4249 /*
4250  * Retrieve all link properties for a link from the database and
4251  * return a property list.
4252  */
4253 dladm_status_t
4254 dladm_link_get_proplist(dladm_handle_t handle, datalink_id_t linkid,
4255     dladm_arg_list_t **listp)
4256 {
4257 	dladm_arg_list_t	*list;
4258 	dladm_status_t		status = DLADM_STATUS_OK;
4259 
4260 	list = calloc(1, sizeof (dladm_arg_list_t));
4261 	if (list == NULL)
4262 		return (dladm_errno2status(errno));
4263 
4264 	status = dladm_walk_linkprop(handle, linkid, list,
4265 	    i_dladm_get_one_prop);
4266 
4267 	*listp = list;
4268 	return (status);
4269 }
4270 
4271 /*
4272  * Retrieve the named property from a proplist, check the value and
4273  * convert to a kernel structure.
4274  */
4275 static dladm_status_t
4276 i_dladm_link_proplist_extract_one(dladm_handle_t handle,
4277     dladm_arg_list_t *proplist, const char *name, uint_t flags, void *arg)
4278 {
4279 	dladm_status_t		status;
4280 	dladm_arg_info_t	*aip = NULL;
4281 	int			i, j;
4282 
4283 	/* Find named property in proplist */
4284 	for (i = 0; i < proplist->al_count; i++) {
4285 		aip = &proplist->al_info[i];
4286 		if (strcasecmp(aip->ai_name, name) == 0)
4287 			break;
4288 	}
4289 
4290 	/* Property not in list */
4291 	if (i == proplist->al_count)
4292 		return (DLADM_STATUS_OK);
4293 
4294 	for (i = 0; i < DLADM_MAX_PROPS; i++) {
4295 		prop_desc_t	*pdp = &prop_table[i];
4296 		val_desc_t	*vdp;
4297 
4298 		vdp = malloc(sizeof (val_desc_t) * aip->ai_count);
4299 		if (vdp == NULL)
4300 			return (DLADM_STATUS_NOMEM);
4301 
4302 		if (strcasecmp(aip->ai_name, pdp->pd_name) != 0)
4303 			continue;
4304 
4305 		if (aip->ai_val == NULL)
4306 			return (DLADM_STATUS_BADARG);
4307 
4308 		/* Check property value */
4309 		if (pdp->pd_check != NULL) {
4310 			status = pdp->pd_check(handle, pdp, 0, aip->ai_val,
4311 			    aip->ai_count, flags, vdp, 0);
4312 		} else {
4313 			status = DLADM_STATUS_BADARG;
4314 		}
4315 
4316 		if (status != DLADM_STATUS_OK)
4317 			return (status);
4318 
4319 		for (j = 0; j < DLADM_MAX_RSRC_PROP; j++) {
4320 			resource_prop_t	*rpp = &rsrc_prop_table[j];
4321 
4322 			if (strcasecmp(aip->ai_name, rpp->rp_name) != 0)
4323 				continue;
4324 
4325 			/* Extract kernel structure */
4326 			if (rpp->rp_extract != NULL) {
4327 				status = rpp->rp_extract(vdp,
4328 				    aip->ai_count, arg);
4329 			} else {
4330 				status = DLADM_STATUS_BADARG;
4331 			}
4332 			break;
4333 		}
4334 
4335 		if (status != DLADM_STATUS_OK)
4336 			return (status);
4337 
4338 		break;
4339 	}
4340 	return (status);
4341 }
4342 
4343 /*
4344  * Extract properties from a proplist and convert to mac_resource_props_t.
4345  */
4346 dladm_status_t
4347 dladm_link_proplist_extract(dladm_handle_t handle, dladm_arg_list_t *proplist,
4348     mac_resource_props_t *mrp, uint_t flags)
4349 {
4350 	dladm_status_t	status;
4351 	int		i;
4352 
4353 	for (i = 0; i < DLADM_MAX_RSRC_PROP; i++) {
4354 		status = i_dladm_link_proplist_extract_one(handle,
4355 		    proplist, rsrc_prop_table[i].rp_name, flags, mrp);
4356 		if (status != DLADM_STATUS_OK)
4357 			return (status);
4358 	}
4359 	return (status);
4360 }
4361 
4362 static const char *
4363 dladm_perm2str(uint_t perm, char *buf)
4364 {
4365 	(void) snprintf(buf, DLADM_STRSIZE, "%c%c",
4366 	    ((perm & MAC_PROP_PERM_READ) != 0) ? 'r' : '-',
4367 	    ((perm & MAC_PROP_PERM_WRITE) != 0) ? 'w' : '-');
4368 	return (buf);
4369 }
4370 
4371 dladm_status_t
4372 dladm_get_state(dladm_handle_t handle, datalink_id_t linkid,
4373     link_state_t *state)
4374 {
4375 	uint_t			perms;
4376 
4377 	return (i_dladm_get_public_prop(handle, linkid, "state", 0,
4378 	    &perms, state, sizeof (*state)));
4379 }
4380 
4381 boolean_t
4382 dladm_attr_is_linkprop(const char *name)
4383 {
4384 	/* non-property attribute names */
4385 	const char *nonprop[] = {
4386 		/* dlmgmtd core attributes */
4387 		"name",
4388 		"class",
4389 		"media",
4390 		FPHYMAJ,
4391 		FPHYINST,
4392 		FDEVNAME,
4393 
4394 		/* other attributes for vlan, aggr, etc */
4395 		DLADM_ATTR_NAMES
4396 	};
4397 	boolean_t	is_nonprop = B_FALSE;
4398 	int		i;
4399 
4400 	for (i = 0; i < sizeof (nonprop) / sizeof (nonprop[0]); i++) {
4401 		if (strcmp(name, nonprop[i]) == 0) {
4402 			is_nonprop = B_TRUE;
4403 			break;
4404 		}
4405 	}
4406 
4407 	return (!is_nonprop);
4408 }
4409 
4410 dladm_status_t
4411 dladm_linkprop_is_set(dladm_handle_t handle, datalink_id_t linkid,
4412     dladm_prop_type_t type, const char *prop_name, boolean_t *is_set)
4413 {
4414 	char		*buf, **propvals;
4415 	uint_t		valcnt = DLADM_MAX_PROP_VALCNT;
4416 	int		i;
4417 	dladm_status_t	status = DLADM_STATUS_OK;
4418 
4419 	*is_set = B_FALSE;
4420 
4421 	if ((buf = malloc((sizeof (char *) + DLADM_PROP_VAL_MAX) *
4422 	    DLADM_MAX_PROP_VALCNT)) == NULL)
4423 		return (DLADM_STATUS_NOMEM);
4424 
4425 	propvals = (char **)(void *)buf;
4426 	for (i = 0; i < valcnt; i++) {
4427 		propvals[i] = buf +
4428 		    sizeof (char *) * DLADM_MAX_PROP_VALCNT +
4429 		    i * DLADM_PROP_VAL_MAX;
4430 	}
4431 
4432 	if (dladm_get_linkprop(handle, linkid, type, prop_name, propvals,
4433 	    &valcnt) != DLADM_STATUS_OK) {
4434 		goto done;
4435 	}
4436 
4437 	if ((strcmp(prop_name, "pool") == 0) && (strlen(*propvals) != 0)) {
4438 		*is_set = B_TRUE;
4439 	} else if ((strcmp(prop_name, "cpus") == 0) && (valcnt != 0)) {
4440 		*is_set = B_TRUE;
4441 	} else if ((strcmp(prop_name, "_softmac") == 0) && (valcnt != 0) &&
4442 	    (strcmp(propvals[0], "true") == 0)) {
4443 		*is_set = B_TRUE;
4444 	}
4445 
4446 done:
4447 	if (buf != NULL)
4448 		free(buf);
4449 	return (status);
4450 }
4451 
4452 /* ARGSUSED */
4453 static dladm_status_t
4454 get_linkmode_prop(dladm_handle_t handle, prop_desc_t *pdp,
4455     datalink_id_t linkid, char **prop_val, uint_t *val_cnt,
4456     datalink_media_t media, uint_t flags, uint_t *perm_flags)
4457 {
4458 	char			*s;
4459 	uint32_t		v;
4460 	dladm_status_t		status;
4461 
4462 	status = i_dladm_get_public_prop(handle, linkid, pdp->pd_name, flags,
4463 	    perm_flags, &v, sizeof (v));
4464 	if (status != DLADM_STATUS_OK)
4465 		return (status);
4466 
4467 	switch (v) {
4468 	case DLADM_IBPART_CM_MODE:
4469 		s = "cm";
4470 		break;
4471 	case DLADM_IBPART_UD_MODE:
4472 		s = "ud";
4473 		break;
4474 	default:
4475 		s = "";
4476 		break;
4477 	}
4478 	(void) snprintf(prop_val[0], DLADM_STRSIZE, "%s", s);
4479 
4480 	*val_cnt = 1;
4481 	return (DLADM_STATUS_OK);
4482 }
4483