OpenSolaris_b135/lib/libdladm/common/libdlwlan.c
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <libintl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <stddef.h>
#include <string.h>
#include <stropts.h>
#include <libdevinfo.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_types.h>
#include <libdlpi.h>
#include <libdllink.h>
#include <libscf.h>
#include <libdlwlan.h>
#include <libdladm_impl.h>
#include <libdlwlan_impl.h>
#include <net/wpa.h>
static dladm_status_t wpa_instance_create(dladm_handle_t, datalink_id_t,
void *);
static dladm_status_t wpa_instance_delete(dladm_handle_t, datalink_id_t);
static dladm_status_t do_get_bsstype(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_essid(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_bssid(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_signal(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_encryption(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_authmode(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_linkstatus(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_esslist(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_rate(dladm_handle_t, datalink_id_t, void *, int);
static dladm_status_t do_get_mode(dladm_handle_t, datalink_id_t, void *, int);
static dladm_status_t do_get_capability(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_get_wpamode(dladm_handle_t, datalink_id_t, void *,
int);
static dladm_status_t do_set_bsstype(dladm_handle_t, datalink_id_t,
dladm_wlan_bsstype_t *);
static dladm_status_t do_set_authmode(dladm_handle_t, datalink_id_t,
dladm_wlan_auth_t *);
static dladm_status_t do_set_encryption(dladm_handle_t, datalink_id_t,
dladm_wlan_secmode_t *);
static dladm_status_t do_set_essid(dladm_handle_t, datalink_id_t,
dladm_wlan_essid_t *);
static dladm_status_t do_set_createibss(dladm_handle_t, datalink_id_t,
boolean_t *);
static dladm_status_t do_set_key(dladm_handle_t, datalink_id_t,
dladm_wlan_key_t *, uint_t);
static dladm_status_t do_set_channel(dladm_handle_t, datalink_id_t,
dladm_wlan_channel_t *);
static dladm_status_t do_scan(dladm_handle_t, datalink_id_t, void *, int);
static dladm_status_t do_connect(dladm_handle_t, datalink_id_t, void *, int,
dladm_wlan_attr_t *, boolean_t, void *, uint_t,
int);
static dladm_status_t do_disconnect(dladm_handle_t, datalink_id_t, void *,
int);
static boolean_t find_val_by_name(const char *, val_desc_t *,
uint_t, uint_t *);
static boolean_t find_name_by_val(uint_t, val_desc_t *, uint_t, char **);
static void generate_essid(dladm_wlan_essid_t *);
static dladm_status_t dladm_wlan_wlresult2status(wldp_t *);
static dladm_status_t dladm_wlan_validate(dladm_handle_t, datalink_id_t);
static val_desc_t linkstatus_vals[] = {
{ "disconnected", DLADM_WLAN_LINK_DISCONNECTED },
{ "connected", DLADM_WLAN_LINK_CONNECTED }
};
static val_desc_t secmode_vals[] = {
{ "none", DLADM_WLAN_SECMODE_NONE },
{ "wep", DLADM_WLAN_SECMODE_WEP },
{ "wpa", DLADM_WLAN_SECMODE_WPA }
};
static val_desc_t strength_vals[] = {
{ "very weak", DLADM_WLAN_STRENGTH_VERY_WEAK },
{ "weak", DLADM_WLAN_STRENGTH_WEAK },
{ "good", DLADM_WLAN_STRENGTH_GOOD },
{ "very good", DLADM_WLAN_STRENGTH_VERY_GOOD },
{ "excellent", DLADM_WLAN_STRENGTH_EXCELLENT }
};
static val_desc_t mode_vals[] = {
{ "a", DLADM_WLAN_MODE_80211A },
{ "b", DLADM_WLAN_MODE_80211B },
{ "g", DLADM_WLAN_MODE_80211G },
{ "n", DLADM_WLAN_MODE_80211GN },
{ "n", DLADM_WLAN_MODE_80211AN }
};
static val_desc_t auth_vals[] = {
{ "open", DLADM_WLAN_AUTH_OPEN },
{ "shared", DLADM_WLAN_AUTH_SHARED }
};
static val_desc_t bsstype_vals[] = {
{ "bss", DLADM_WLAN_BSSTYPE_BSS },
{ "ibss", DLADM_WLAN_BSSTYPE_IBSS },
{ "any", DLADM_WLAN_BSSTYPE_ANY }
};
#define WLDP_BUFSIZE (MAX_BUF_LEN - WIFI_BUF_OFFSET)
static dladm_status_t
dladm_wlan_wlresult2status(wldp_t *gbuf)
{
switch (gbuf->wldp_result) {
case WL_SUCCESS:
return (DLADM_STATUS_OK);
case WL_NOTSUPPORTED:
case WL_LACK_FEATURE:
return (DLADM_STATUS_NOTSUP);
case WL_READONLY:
return (DLADM_STATUS_PROPRDONLY);
default:
break;
}
return (DLADM_STATUS_FAILED);
}
static dladm_wlan_mode_t
do_convert_mode(wl_phy_conf_t *phyp)
{
wl_erp_t *wlep = &phyp->wl_phy_erp_conf;
wl_ofdm_t *wlop = &phyp->wl_phy_ofdm_conf;
switch (phyp->wl_phy_fhss_conf.wl_fhss_subtype) {
case WL_ERP:
return (wlep->wl_erp_ht_enabled ?
DLADM_WLAN_MODE_80211GN : DLADM_WLAN_MODE_80211G);
case WL_OFDM:
return (wlop->wl_ofdm_ht_enabled ?
DLADM_WLAN_MODE_80211AN : DLADM_WLAN_MODE_80211A);
case WL_DSSS:
case WL_FHSS:
return (DLADM_WLAN_MODE_80211B);
default:
break;
}
return (DLADM_WLAN_MODE_NONE);
}
boolean_t
i_dladm_wlan_convert_chan(wl_phy_conf_t *phyp, uint32_t *channelp)
{
wl_fhss_t *wlfp = &phyp->wl_phy_fhss_conf;
wl_ofdm_t *wlop = &phyp->wl_phy_ofdm_conf;
switch (wlfp->wl_fhss_subtype) {
case WL_FHSS:
case WL_DSSS:
case WL_IRBASE:
case WL_HRDS:
case WL_ERP:
*channelp = wlfp->wl_fhss_channel;
break;
case WL_OFDM:
*channelp = DLADM_WLAN_OFDM2CHAN(wlop->wl_ofdm_frequency);
break;
default:
return (B_FALSE);
}
return (B_TRUE);
}
#define IEEE80211_RATE 0x7f
static void
fill_wlan_attr(wl_ess_conf_t *wlp, dladm_wlan_attr_t *attrp)
{
int i;
(void) memset(attrp, 0, sizeof (*attrp));
(void) snprintf(attrp->wa_essid.we_bytes, DLADM_WLAN_MAX_ESSID_LEN,
"%s", wlp->wl_ess_conf_essid.wl_essid_essid);
attrp->wa_valid |= DLADM_WLAN_ATTR_ESSID;
(void) memcpy(attrp->wa_bssid.wb_bytes, wlp->wl_ess_conf_bssid,
DLADM_WLAN_BSSID_LEN);
attrp->wa_valid |= DLADM_WLAN_ATTR_BSSID;
attrp->wa_secmode = (wlp->wl_ess_conf_wepenabled ==
WL_ENC_WEP ? DLADM_WLAN_SECMODE_WEP : DLADM_WLAN_SECMODE_NONE);
if (wlp->wl_ess_conf_reserved[0] > 0)
attrp->wa_secmode = DLADM_WLAN_SECMODE_WPA;
attrp->wa_valid |= DLADM_WLAN_ATTR_SECMODE;
attrp->wa_bsstype = (wlp->wl_ess_conf_bsstype == WL_BSS_BSS ?
DLADM_WLAN_BSSTYPE_BSS : DLADM_WLAN_BSSTYPE_IBSS);
attrp->wa_valid |= DLADM_WLAN_ATTR_BSSTYPE;
attrp->wa_auth = (wlp->wl_ess_conf_authmode == 0 ?
DLADM_WLAN_AUTH_OPEN : DLADM_WLAN_AUTH_SHARED);
attrp->wa_valid |= DLADM_WLAN_ATTR_AUTH;
attrp->wa_strength = DLADM_WLAN_SIGNAL2STRENGTH(wlp->wl_ess_conf_sl);
attrp->wa_valid |= DLADM_WLAN_ATTR_STRENGTH;
attrp->wa_mode = do_convert_mode((wl_phy_conf_t *)&wlp->wl_phy_conf);
attrp->wa_valid |= DLADM_WLAN_ATTR_MODE;
for (i = 0; i < MAX_SCAN_SUPPORT_RATES; i++) {
wlp->wl_supported_rates[i] &= IEEE80211_RATE;
if (wlp->wl_supported_rates[i] > attrp->wa_speed)
attrp->wa_speed = wlp->wl_supported_rates[i];
}
if (attrp->wa_speed > 0)
attrp->wa_valid |= DLADM_WLAN_ATTR_SPEED;
if (i_dladm_wlan_convert_chan((wl_phy_conf_t *)&wlp->wl_phy_conf,
&attrp->wa_channel))
attrp->wa_valid |= DLADM_WLAN_ATTR_CHANNEL;
}
dladm_status_t
dladm_wlan_scan(dladm_handle_t handle, datalink_id_t linkid, void *arg,
boolean_t (*func)(void *, dladm_wlan_attr_t *))
{
int i;
uint32_t count;
wl_ess_conf_t *wlp;
wl_ess_list_t *wls = NULL;
char buf[WLDP_BUFSIZE];
wl_linkstatus_t wl_status;
dladm_wlan_attr_t wlattr;
dladm_status_t status;
if ((status = dladm_wlan_validate(handle, linkid)) != DLADM_STATUS_OK)
goto done;
status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (wl_status));
if (status != DLADM_STATUS_OK)
goto done;
if ((status = do_scan(handle, linkid, buf, sizeof (buf))) !=
DLADM_STATUS_OK)
goto done;
if (func == NULL) {
status = DLADM_STATUS_OK;
goto done;
}
wls = malloc(WLDP_BUFSIZE);
if (wls == NULL) {
status = DLADM_STATUS_NOMEM;
goto done;
}
if ((status = do_get_esslist(handle, linkid, wls, WLDP_BUFSIZE))
!= DLADM_STATUS_OK)
goto done;
wlp = wls->wl_ess_list_ess;
count = wls->wl_ess_list_num;
for (i = 0; i < count; i++, wlp++) {
fill_wlan_attr(wlp, &wlattr);
if (!func(arg, &wlattr))
break;
}
if (wl_status != WL_CONNECTED) {
status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (&wl_status));
if (status != DLADM_STATUS_OK)
goto done;
if (wl_status == WL_CONNECTED)
(void) do_disconnect(handle, linkid, buf, sizeof (buf));
}
status = DLADM_STATUS_OK;
done:
free(wls);
return (status);
}
/*
* Structures used in building the list of eligible WLANs to connect to.
* Specifically, `connect_state' has the WLAN attributes that must be matched
* (in `cs_attr') and a growing list of WLANs that matched those attributes
* chained through `cs_list'. Each element in the list is of type `attr_node'
* and has the matching WLAN's attributes and a pointer to the next element.
* For convenience, `cs_count' tracks the number of elements in the list.
*/
typedef struct attr_node {
dladm_wlan_attr_t an_attr;
struct attr_node *an_next;
} attr_node_t;
typedef struct connect_state {
dladm_wlan_attr_t *cs_attr;
uint_t cs_count;
attr_node_t *cs_list;
} connect_state_t;
/*
* Compare two sets of WLAN attributes. For now, we only consider strength
* and speed (in that order), which matches the documented default policy for
* dladm_wlan_connect().
*/
static int
attr_compare(const void *p1, const void *p2)
{
dladm_wlan_attr_t *attrp1, *attrp2;
attrp1 = (*(dladm_wlan_attr_t **)p1);
attrp2 = (*(dladm_wlan_attr_t **)p2);
if (attrp1->wa_strength < attrp2->wa_strength)
return (1);
if (attrp1->wa_strength > attrp2->wa_strength)
return (-1);
return (attrp2->wa_speed - attrp1->wa_speed);
}
/*
* Callback function used by dladm_wlan_connect() to filter out unwanted
* WLANs when scanning for available WLANs. Always returns B_TRUE to
* continue the scan.
*/
static boolean_t
connect_cb(void *arg, dladm_wlan_attr_t *attrp)
{
attr_node_t *nodep;
dladm_wlan_attr_t *fattrp;
connect_state_t *statep = (connect_state_t *)arg;
fattrp = statep->cs_attr;
if (fattrp == NULL)
goto append;
if ((fattrp->wa_valid & attrp->wa_valid) != fattrp->wa_valid)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_ESSID) != 0 &&
strncmp(fattrp->wa_essid.we_bytes, attrp->wa_essid.we_bytes,
DLADM_WLAN_MAX_ESSID_LEN) != 0)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_SECMODE) != 0 &&
fattrp->wa_secmode != attrp->wa_secmode)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_MODE) != 0 &&
fattrp->wa_mode != attrp->wa_mode)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_STRENGTH) != 0 &&
fattrp->wa_strength != attrp->wa_strength)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_SPEED) != 0 &&
fattrp->wa_speed != attrp->wa_speed)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_AUTH) != 0) {
attrp->wa_auth = fattrp->wa_auth;
attrp->wa_valid |= DLADM_WLAN_ATTR_AUTH;
}
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_BSSTYPE) != 0 &&
fattrp->wa_bsstype != attrp->wa_bsstype)
return (B_TRUE);
if ((fattrp->wa_valid & DLADM_WLAN_ATTR_BSSID) != 0 &&
memcmp(fattrp->wa_bssid.wb_bytes, attrp->wa_bssid.wb_bytes,
DLADM_WLAN_BSSID_LEN) != 0)
return (B_TRUE);
append:
nodep = malloc(sizeof (attr_node_t));
if (nodep == NULL)
return (B_TRUE);
(void) memcpy(&nodep->an_attr, attrp, sizeof (dladm_wlan_attr_t));
nodep->an_next = statep->cs_list;
statep->cs_list = nodep;
statep->cs_count++;
return (B_TRUE);
}
#define IEEE80211_C_WPA 0x01800000
static dladm_status_t
do_connect(dladm_handle_t handle, datalink_id_t linkid, void *buf, int bufsize,
dladm_wlan_attr_t *attrp, boolean_t create_ibss, void *keys,
uint_t key_count, int timeout)
{
dladm_wlan_secmode_t secmode;
dladm_wlan_auth_t authmode;
dladm_wlan_bsstype_t bsstype;
dladm_wlan_essid_t essid;
boolean_t essid_valid = B_FALSE;
dladm_status_t status;
dladm_wlan_channel_t channel;
hrtime_t start;
wl_capability_t *caps;
wl_linkstatus_t wl_status;
if ((attrp->wa_valid & DLADM_WLAN_ATTR_CHANNEL) != 0) {
channel = attrp->wa_channel;
status = do_set_channel(handle, linkid, &channel);
if (status != DLADM_STATUS_OK)
goto fail;
}
secmode = ((attrp->wa_valid & DLADM_WLAN_ATTR_SECMODE) != 0) ?
attrp->wa_secmode : DLADM_WLAN_SECMODE_NONE;
if ((status = do_set_encryption(handle, linkid, &secmode)) !=
DLADM_STATUS_OK)
goto fail;
authmode = ((attrp->wa_valid & DLADM_WLAN_ATTR_AUTH) != 0) ?
attrp->wa_auth : DLADM_WLAN_AUTH_OPEN;
if ((status = do_set_authmode(handle, linkid, &authmode)) !=
DLADM_STATUS_OK)
goto fail;
bsstype = ((attrp->wa_valid & DLADM_WLAN_ATTR_BSSTYPE) != 0) ?
attrp->wa_bsstype : DLADM_WLAN_BSSTYPE_BSS;
if ((status = do_set_bsstype(handle, linkid, &bsstype)) !=
DLADM_STATUS_OK)
goto fail;
if (secmode == DLADM_WLAN_SECMODE_WEP) {
if (keys == NULL || key_count == 0 ||
key_count > MAX_NWEPKEYS) {
status = DLADM_STATUS_BADARG;
goto fail;
}
status = do_set_key(handle, linkid, keys, key_count);
if (status != DLADM_STATUS_OK)
goto fail;
} else if (secmode == DLADM_WLAN_SECMODE_WPA) {
if (keys == NULL || key_count == 0 ||
key_count > MAX_NWEPKEYS) {
status = DLADM_STATUS_BADARG;
goto fail;
}
status = do_get_capability(handle, linkid, buf, bufsize);
if (status != DLADM_STATUS_OK)
goto fail;
caps = (wl_capability_t *)buf;
if ((caps->caps & IEEE80211_C_WPA) == 0)
return (DLADM_STATUS_NOTSUP);
}
if (create_ibss) {
status = do_set_channel(handle, linkid, &channel);
if (status != DLADM_STATUS_OK)
goto fail;
status = do_set_createibss(handle, linkid, &create_ibss);
if (status != DLADM_STATUS_OK)
goto fail;
if ((attrp->wa_valid & DLADM_WLAN_ATTR_ESSID) == 0) {
generate_essid(&essid);
essid_valid = B_TRUE;
}
}
if ((attrp->wa_valid & DLADM_WLAN_ATTR_ESSID) != 0) {
essid = attrp->wa_essid;
essid_valid = B_TRUE;
}
if (!essid_valid) {
status = DLADM_STATUS_FAILED;
goto fail;
}
if ((status = do_set_essid(handle, linkid, &essid)) != DLADM_STATUS_OK)
goto fail;
/*
* Because wpa daemon needs getting essid from driver,
* we need call do_set_essid() first, then call wpa_instance_create().
*/
if (secmode == DLADM_WLAN_SECMODE_WPA && keys != NULL)
(void) wpa_instance_create(handle, linkid, keys);
start = gethrtime();
for (;;) {
status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (wl_status));
if (status != DLADM_STATUS_OK)
goto fail;
if (wl_status == WL_CONNECTED)
break;
(void) poll(NULL, 0, DLADM_WLAN_CONNECT_POLLRATE);
if ((timeout >= 0) && (gethrtime() - start) /
NANOSEC >= timeout) {
status = DLADM_STATUS_TIMEDOUT;
goto fail;
}
}
status = DLADM_STATUS_OK;
fail:
return (status);
}
dladm_status_t
dladm_wlan_connect(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_attr_t *attrp, int timeout, void *keys, uint_t key_count,
uint_t flags)
{
int i;
char buf[WLDP_BUFSIZE];
connect_state_t state = {0, NULL, NULL};
attr_node_t *nodep = NULL;
boolean_t create_ibss, set_authmode;
dladm_wlan_attr_t **wl_list = NULL;
dladm_status_t status;
wl_linkstatus_t wl_status;
if ((status = dladm_wlan_validate(handle, linkid)) != DLADM_STATUS_OK)
return (status);
if ((status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (wl_status))) != DLADM_STATUS_OK)
goto done;
if (wl_status == WL_CONNECTED) {
status = DLADM_STATUS_ISCONN;
goto done;
}
set_authmode = ((attrp != NULL) &&
(attrp->wa_valid & DLADM_WLAN_ATTR_MODE) != 0);
create_ibss = ((flags & DLADM_WLAN_CONNECT_CREATEIBSS) != 0 &&
attrp != NULL &&
(attrp->wa_valid & DLADM_WLAN_ATTR_BSSTYPE) != 0 &&
attrp->wa_bsstype == DLADM_WLAN_BSSTYPE_IBSS);
if ((flags & DLADM_WLAN_CONNECT_NOSCAN) != 0 ||
(create_ibss && attrp != NULL &&
(attrp->wa_valid & DLADM_WLAN_ATTR_ESSID) == 0)) {
status = do_connect(handle, linkid, buf, sizeof (buf), attrp,
create_ibss, keys, key_count, timeout);
goto done;
}
state.cs_attr = attrp;
state.cs_list = NULL;
state.cs_count = 0;
status = dladm_wlan_scan(handle, linkid, &state, connect_cb);
if (status != DLADM_STATUS_OK)
goto done;
if (state.cs_count == 0) {
if (!create_ibss) {
status = DLADM_STATUS_NOTFOUND;
goto done;
}
status = do_connect(handle, linkid, buf, sizeof (buf),
attrp, create_ibss, keys, key_count, timeout);
goto done;
}
wl_list = malloc(state.cs_count * sizeof (dladm_wlan_attr_t *));
if (wl_list == NULL) {
status = DLADM_STATUS_NOMEM;
goto done;
}
nodep = state.cs_list;
for (i = 0; i < state.cs_count; i++) {
wl_list[i] = &nodep->an_attr;
nodep = nodep->an_next;
}
qsort(wl_list, state.cs_count, sizeof (dladm_wlan_attr_t *),
attr_compare);
for (i = 0; i < state.cs_count; i++) {
dladm_wlan_attr_t *ap = wl_list[i];
status = do_connect(handle, linkid, buf, sizeof (buf),
ap, create_ibss, keys, key_count, timeout);
if (status == DLADM_STATUS_OK)
break;
if (!set_authmode) {
ap->wa_auth = DLADM_WLAN_AUTH_SHARED;
ap->wa_valid |= DLADM_WLAN_ATTR_AUTH;
status = do_connect(handle, linkid, buf, sizeof (buf),
ap, create_ibss, keys, key_count, timeout);
if (status == DLADM_STATUS_OK)
break;
}
}
done:
if ((status != DLADM_STATUS_OK) && (status != DLADM_STATUS_ISCONN))
(void) do_disconnect(handle, linkid, buf, sizeof (buf));
while (state.cs_list != NULL) {
nodep = state.cs_list;
state.cs_list = nodep->an_next;
free(nodep);
}
free(wl_list);
return (status);
}
dladm_status_t
dladm_wlan_disconnect(dladm_handle_t handle, datalink_id_t linkid)
{
char buf[WLDP_BUFSIZE];
dladm_status_t status;
wl_linkstatus_t wl_status;
if ((status = dladm_wlan_validate(handle, linkid)) != DLADM_STATUS_OK)
return (status);
if ((status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (wl_status))) != DLADM_STATUS_OK)
goto done;
if (wl_status != WL_CONNECTED) {
status = DLADM_STATUS_NOTCONN;
goto done;
}
if ((status = do_disconnect(handle, linkid, buf, sizeof (buf)))
!= DLADM_STATUS_OK)
goto done;
if ((status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (wl_status))) != DLADM_STATUS_OK)
goto done;
if (wl_status == WL_CONNECTED) {
status = DLADM_STATUS_FAILED;
goto done;
}
status = DLADM_STATUS_OK;
done:
return (status);
}
dladm_status_t
dladm_wlan_get_linkattr(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_linkattr_t *attrp)
{
wl_rssi_t signal;
wl_bss_type_t bsstype;
wl_authmode_t authmode;
wl_encryption_t encryption;
wl_rates_t *ratesp = NULL;
dladm_wlan_attr_t *wl_attrp;
dladm_status_t status;
char buf[WLDP_BUFSIZE];
wl_essid_t wls;
wl_phy_conf_t wl_phy_conf;
wl_linkstatus_t wl_status;
if (attrp == NULL)
return (DLADM_STATUS_BADARG);
if ((status = dladm_wlan_validate(handle, linkid)) != DLADM_STATUS_OK)
goto done;
(void) memset(attrp, 0, sizeof (*attrp));
wl_attrp = &attrp->la_wlan_attr;
if ((status = do_get_linkstatus(handle, linkid, &wl_status,
sizeof (wl_status))) != DLADM_STATUS_OK)
goto done;
attrp->la_valid |= DLADM_WLAN_LINKATTR_STATUS;
if (wl_status != WL_CONNECTED)
attrp->la_status = DLADM_WLAN_LINK_DISCONNECTED;
else
attrp->la_status = DLADM_WLAN_LINK_CONNECTED;
if ((status = do_get_essid(handle, linkid, &wls, sizeof (wls)))
!= DLADM_STATUS_OK)
goto done;
(void) strlcpy(wl_attrp->wa_essid.we_bytes, wls.wl_essid_essid,
DLADM_WLAN_MAX_ESSID_LEN);
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_ESSID;
if ((status = do_get_bssid(handle, linkid, buf, sizeof (buf)))
!= DLADM_STATUS_OK)
goto done;
(void) memcpy(wl_attrp->wa_bssid.wb_bytes, buf, DLADM_WLAN_BSSID_LEN);
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_BSSID;
if (attrp->la_status == DLADM_WLAN_LINK_DISCONNECTED) {
attrp->la_valid |= DLADM_WLAN_LINKATTR_WLAN;
status = DLADM_STATUS_OK;
goto done;
}
if ((status = do_get_encryption(handle, linkid, &encryption,
sizeof (encryption))) != DLADM_STATUS_OK)
goto done;
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_SECMODE;
switch (encryption) {
case WL_NOENCRYPTION:
wl_attrp->wa_secmode = DLADM_WLAN_SECMODE_NONE;
break;
case WL_ENC_WEP:
wl_attrp->wa_secmode = DLADM_WLAN_SECMODE_WEP;
break;
case WL_ENC_WPA:
wl_attrp->wa_secmode = DLADM_WLAN_SECMODE_WPA;
break;
default:
wl_attrp->wa_valid &= ~DLADM_WLAN_ATTR_SECMODE;
break;
}
if ((status = do_get_signal(handle, linkid, &signal, sizeof (signal)))
!= DLADM_STATUS_OK)
goto done;
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_STRENGTH;
wl_attrp->wa_strength = DLADM_WLAN_SIGNAL2STRENGTH(signal);
ratesp = malloc(WLDP_BUFSIZE);
if (ratesp == NULL) {
status = DLADM_STATUS_NOMEM;
goto done;
}
if ((status = do_get_rate(handle, linkid, ratesp, WLDP_BUFSIZE))
!= DLADM_STATUS_OK)
goto done;
if (ratesp->wl_rates_num > 0) {
uint_t i, r = 0;
for (i = 0; i < ratesp->wl_rates_num; i++) {
if (ratesp->wl_rates_rates[i] > r)
r = ratesp->wl_rates_rates[i];
}
wl_attrp->wa_speed = r;
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_SPEED;
}
if ((status = do_get_authmode(handle, linkid, &authmode,
sizeof (authmode))) != DLADM_STATUS_OK)
goto done;
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_AUTH;
switch (authmode) {
case WL_OPENSYSTEM:
wl_attrp->wa_auth = DLADM_WLAN_AUTH_OPEN;
break;
case WL_SHAREDKEY:
wl_attrp->wa_auth = DLADM_WLAN_AUTH_SHARED;
break;
default:
wl_attrp->wa_valid &= ~DLADM_WLAN_ATTR_AUTH;
break;
}
if ((status = do_get_bsstype(handle, linkid, &bsstype,
sizeof (bsstype))) != DLADM_STATUS_OK)
goto done;
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_BSSTYPE;
switch (bsstype) {
case WL_BSS_BSS:
wl_attrp->wa_bsstype = DLADM_WLAN_BSSTYPE_BSS;
break;
case WL_BSS_IBSS:
wl_attrp->wa_bsstype = DLADM_WLAN_BSSTYPE_IBSS;
break;
case WL_BSS_ANY:
wl_attrp->wa_bsstype = DLADM_WLAN_BSSTYPE_ANY;
break;
default:
wl_attrp->wa_valid &= ~DLADM_WLAN_ATTR_BSSTYPE;
break;
}
if ((status = do_get_mode(handle, linkid, &wl_phy_conf,
sizeof (wl_phy_conf))) != DLADM_STATUS_OK)
goto done;
wl_attrp->wa_mode = do_convert_mode(&wl_phy_conf);
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_MODE;
if (wl_attrp->wa_mode != DLADM_WLAN_MODE_NONE)
wl_attrp->wa_valid |= DLADM_WLAN_ATTR_MODE;
attrp->la_valid |= DLADM_WLAN_LINKATTR_WLAN;
status = DLADM_STATUS_OK;
done:
free(ratesp);
return (status);
}
/*
* Check to see if the link is wireless.
*/
static dladm_status_t
dladm_wlan_validate(dladm_handle_t handle, datalink_id_t linkid)
{
uint32_t media;
dladm_status_t status;
status = dladm_datalink_id2info(handle, linkid, NULL, NULL, &media,
NULL, 0);
if (status == DLADM_STATUS_OK) {
if (media != DL_WIFI)
status = DLADM_STATUS_LINKINVAL;
}
return (status);
}
static boolean_t
find_val_by_name(const char *str, val_desc_t *vdp, uint_t cnt, uint_t *valp)
{
int i;
for (i = 0; i < cnt; i++) {
if (strcasecmp(str, vdp[i].vd_name) == 0) {
*valp = vdp[i].vd_val;
return (B_TRUE);
}
}
return (B_FALSE);
}
static boolean_t
find_name_by_val(uint_t val, val_desc_t *vdp, uint_t cnt, char **strp)
{
int i;
for (i = 0; i < cnt; i++) {
if (val == vdp[i].vd_val) {
*strp = vdp[i].vd_name;
return (B_TRUE);
}
}
return (B_FALSE);
}
const char *
dladm_wlan_essid2str(dladm_wlan_essid_t *essid, char *buf)
{
(void) snprintf(buf, DLADM_STRSIZE, "%s", essid->we_bytes);
return (buf);
}
const char *
dladm_wlan_bssid2str(dladm_wlan_bssid_t *bssid, char *buf)
{
return (_link_ntoa(bssid->wb_bytes, buf, DLADM_WLAN_BSSID_LEN,
IFT_OTHER));
}
static const char *
dladm_wlan_val2str(uint_t val, val_desc_t *vdp, uint_t cnt, char *buf)
{
char *s;
if (!find_name_by_val(val, vdp, cnt, &s))
s = "";
(void) snprintf(buf, DLADM_STRSIZE, "%s", s);
return (buf);
}
const char *
dladm_wlan_secmode2str(dladm_wlan_secmode_t *secmode, char *buf)
{
return (dladm_wlan_val2str((uint_t)*secmode, secmode_vals,
VALCNT(secmode_vals), buf));
}
const char *
dladm_wlan_strength2str(dladm_wlan_strength_t *strength, char *buf)
{
return (dladm_wlan_val2str((uint_t)*strength, strength_vals,
VALCNT(strength_vals), buf));
}
const char *
dladm_wlan_mode2str(dladm_wlan_mode_t *mode, char *buf)
{
return (dladm_wlan_val2str((uint_t)*mode, mode_vals,
VALCNT(mode_vals), buf));
}
const char *
dladm_wlan_speed2str(dladm_wlan_speed_t *speed, char *buf)
{
(void) snprintf(buf, DLADM_STRSIZE, "%.*f", *speed % 2,
(float)(*speed) / 2);
return (buf);
}
const char *
dladm_wlan_auth2str(dladm_wlan_auth_t *auth, char *buf)
{
return (dladm_wlan_val2str((uint_t)*auth, auth_vals,
VALCNT(auth_vals), buf));
}
const char *
dladm_wlan_bsstype2str(dladm_wlan_bsstype_t *bsstype, char *buf)
{
return (dladm_wlan_val2str((uint_t)*bsstype, bsstype_vals,
VALCNT(bsstype_vals), buf));
}
const char *
dladm_wlan_linkstatus2str(dladm_wlan_linkstatus_t *linkstatus, char *buf)
{
return (dladm_wlan_val2str((uint_t)*linkstatus, linkstatus_vals,
VALCNT(linkstatus_vals), buf));
}
dladm_status_t
dladm_wlan_str2essid(const char *str, dladm_wlan_essid_t *essid)
{
if (str[0] == '\0' || strlen(str) > DLADM_WLAN_MAX_ESSID_LEN - 1)
return (DLADM_STATUS_BADARG);
(void) strlcpy(essid->we_bytes, str, DLADM_WLAN_MAX_ESSID_LEN);
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2bssid(const char *str, dladm_wlan_bssid_t *bssid)
{
int len;
uchar_t *buf;
buf = _link_aton(str, &len);
if (buf == NULL)
return (DLADM_STATUS_BADARG);
if (len != DLADM_WLAN_BSSID_LEN) {
free(buf);
return (DLADM_STATUS_BADARG);
}
(void) memcpy(bssid->wb_bytes, buf, len);
free(buf);
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2secmode(const char *str, dladm_wlan_secmode_t *secmode)
{
uint_t val;
if (!find_val_by_name(str, secmode_vals, VALCNT(secmode_vals), &val))
return (DLADM_STATUS_BADARG);
*secmode = (dladm_wlan_secmode_t)val;
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2strength(const char *str, dladm_wlan_strength_t *strength)
{
uint_t val;
if (!find_val_by_name(str, strength_vals, VALCNT(strength_vals), &val))
return (DLADM_STATUS_BADARG);
*strength = (dladm_wlan_strength_t)val;
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2mode(const char *str, dladm_wlan_mode_t *mode)
{
uint_t val;
if (!find_val_by_name(str, mode_vals, VALCNT(mode_vals), &val))
return (DLADM_STATUS_BADARG);
*mode = (dladm_wlan_mode_t)val;
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2speed(const char *str, dladm_wlan_speed_t *speed)
{
*speed = (dladm_wlan_speed_t)(atof(str) * 2);
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2auth(const char *str, dladm_wlan_auth_t *auth)
{
uint_t val;
if (!find_val_by_name(str, auth_vals, VALCNT(auth_vals), &val))
return (DLADM_STATUS_BADARG);
*auth = (dladm_wlan_auth_t)val;
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2bsstype(const char *str, dladm_wlan_bsstype_t *bsstype)
{
uint_t val;
if (!find_val_by_name(str, bsstype_vals, VALCNT(bsstype_vals), &val))
return (DLADM_STATUS_BADARG);
*bsstype = (dladm_wlan_bsstype_t)val;
return (DLADM_STATUS_OK);
}
dladm_status_t
dladm_wlan_str2linkstatus(const char *str, dladm_wlan_linkstatus_t *linkstatus)
{
uint_t val;
if (!find_val_by_name(str, linkstatus_vals,
VALCNT(linkstatus_vals), &val)) {
return (DLADM_STATUS_BADARG);
}
*linkstatus = (dladm_wlan_linkstatus_t)val;
return (DLADM_STATUS_OK);
}
dladm_status_t
i_dladm_wlan_legacy_ioctl(dladm_handle_t handle, datalink_id_t linkid,
wldp_t *gbuf, uint_t id, size_t len, uint_t cmd, size_t cmdlen)
{
char linkname[MAXPATHLEN];
int fd, rc;
struct strioctl stri;
uint32_t flags;
dladm_status_t status;
uint32_t media;
char link[MAXLINKNAMELEN];
if ((status = dladm_datalink_id2info(handle, linkid, &flags, NULL,
&media, link, MAXLINKNAMELEN)) != DLADM_STATUS_OK) {
return (status);
}
if (media != DL_WIFI)
return (DLADM_STATUS_BADARG);
if (!(flags & DLADM_OPT_ACTIVE))
return (DLADM_STATUS_TEMPONLY);
/*
* dlpi_open() is not used here because libdlpi depends on libdladm,
* and we do not want to introduce recursive dependencies.
*/
(void) snprintf(linkname, MAXPATHLEN, "/dev/net/%s", link);
if ((fd = open(linkname, O_RDWR)) < 0)
return (dladm_errno2status(errno));
gbuf->wldp_type = NET_802_11;
gbuf->wldp_id = id;
gbuf->wldp_length = len;
stri.ic_timout = 0;
stri.ic_dp = (char *)gbuf;
stri.ic_cmd = cmd;
stri.ic_len = cmdlen;
if ((rc = ioctl(fd, I_STR, &stri)) != 0) {
if (rc > 0) {
/*
* Non-negative return value indicates the specific
* operation failed and the reason for the failure
* was stored in gbuf->wldp_result.
*/
status = dladm_wlan_wlresult2status(gbuf);
} else {
/*
* Negative return value indicates the ioctl failed.
*/
status = dladm_errno2status(errno);
}
}
(void) close(fd);
return (status);
}
static dladm_status_t
do_cmd_ioctl(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen, uint_t cmd)
{
wldp_t *gbuf;
dladm_status_t status = DLADM_STATUS_OK;
if ((gbuf = malloc(MAX_BUF_LEN)) == NULL)
return (DLADM_STATUS_NOMEM);
(void) memset(gbuf, 0, MAX_BUF_LEN);
status = i_dladm_wlan_legacy_ioctl(handle, linkid, gbuf, cmd,
WLDP_BUFSIZE, WLAN_COMMAND, sizeof (wldp_t));
(void) memcpy(buf, gbuf->wldp_buf, buflen);
free(gbuf);
return (status);
}
static dladm_status_t
do_scan(dladm_handle_t handle, datalink_id_t linkid, void *buf, int buflen)
{
return (do_cmd_ioctl(handle, linkid, buf, buflen, WL_SCAN));
}
static dladm_status_t
do_disconnect(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
if (do_get_wpamode(handle, linkid, buf, buflen) == 0 &&
((wl_wpa_t *)(buf))->wpa_flag > 0)
(void) wpa_instance_delete(handle, linkid);
return (do_cmd_ioctl(handle, linkid, buf, buflen, WL_DISASSOCIATE));
}
static dladm_status_t
do_get_esslist(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_ESS_LIST,
buflen, B_FALSE));
}
static dladm_status_t
do_get_bssid(dladm_handle_t handle, datalink_id_t linkid, void *buf, int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_BSSID,
buflen, B_FALSE));
}
static dladm_status_t
do_get_essid(dladm_handle_t handle, datalink_id_t linkid, void *buf, int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_ESSID,
buflen, B_FALSE));
}
static dladm_status_t
do_get_bsstype(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_BSSTYPE,
buflen, B_FALSE));
}
static dladm_status_t
do_get_linkstatus(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_LINKSTATUS,
buflen, B_FALSE));
}
static dladm_status_t
do_get_rate(dladm_handle_t handle, datalink_id_t linkid, void *buf, int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf,
MAC_PROP_WL_DESIRED_RATES, buflen, B_FALSE));
}
static dladm_status_t
do_get_authmode(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf,
MAC_PROP_WL_AUTH_MODE, buflen, B_FALSE));
}
static dladm_status_t
do_get_encryption(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf,
MAC_PROP_WL_ENCRYPTION, buflen, B_FALSE));
}
static dladm_status_t
do_get_signal(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_RSSI,
buflen, B_FALSE));
}
static dladm_status_t
do_get_mode(dladm_handle_t handle, datalink_id_t linkid, void *buf, int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_PHY_CONFIG,
buflen, B_FALSE));
}
static dladm_status_t
do_set_bsstype(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_bsstype_t *bsstype)
{
wl_bss_type_t ibsstype;
switch (*bsstype) {
case DLADM_WLAN_BSSTYPE_BSS:
ibsstype = WL_BSS_BSS;
break;
case DLADM_WLAN_BSSTYPE_IBSS:
ibsstype = WL_BSS_IBSS;
break;
default:
ibsstype = WL_BSS_ANY;
break;
}
return (i_dladm_wlan_param(handle, linkid, &ibsstype,
MAC_PROP_WL_BSSTYPE, sizeof (ibsstype), B_TRUE));
}
static dladm_status_t
do_set_authmode(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_auth_t *auth)
{
wl_authmode_t auth_mode;
switch (*auth) {
case DLADM_WLAN_AUTH_OPEN:
auth_mode = WL_OPENSYSTEM;
break;
case DLADM_WLAN_AUTH_SHARED:
auth_mode = WL_SHAREDKEY;
break;
default:
return (DLADM_STATUS_NOTSUP);
}
return (i_dladm_wlan_param(handle, linkid, &auth_mode,
MAC_PROP_WL_AUTH_MODE, sizeof (auth_mode), B_TRUE));
}
static dladm_status_t
do_set_encryption(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_secmode_t *secmode)
{
wl_encryption_t encryption;
switch (*secmode) {
case DLADM_WLAN_SECMODE_NONE:
encryption = WL_NOENCRYPTION;
break;
case DLADM_WLAN_SECMODE_WEP:
encryption = WL_ENC_WEP;
break;
case DLADM_WLAN_SECMODE_WPA:
return (0);
default:
return (DLADM_STATUS_NOTSUP);
}
return (i_dladm_wlan_param(handle, linkid, &encryption,
MAC_PROP_WL_ENCRYPTION, sizeof (encryption), B_TRUE));
}
static dladm_status_t
do_set_key(dladm_handle_t handle, datalink_id_t linkid, dladm_wlan_key_t *keys,
uint_t key_count)
{
int i;
wl_wep_key_t *wkp;
wl_wep_key_tab_t wepkey_tab;
dladm_wlan_key_t *kp;
if (key_count == 0 || key_count > MAX_NWEPKEYS || keys == NULL)
return (DLADM_STATUS_BADARG);
(void) memset(wepkey_tab, 0, sizeof (wepkey_tab));
for (i = 0; i < MAX_NWEPKEYS; i++)
wepkey_tab[i].wl_wep_operation = WL_NUL;
for (i = 0; i < key_count; i++) {
kp = &keys[i];
if (kp->wk_idx == 0 || kp->wk_idx > MAX_NWEPKEYS)
return (DLADM_STATUS_BADARG);
if (kp->wk_len != DLADM_WLAN_WEPKEY64_LEN &&
kp->wk_len != DLADM_WLAN_WEPKEY128_LEN)
return (DLADM_STATUS_BADARG);
wkp = &wepkey_tab[kp->wk_idx - 1];
wkp->wl_wep_operation = WL_ADD;
wkp->wl_wep_length = kp->wk_len;
(void) memcpy(wkp->wl_wep_key, kp->wk_val, kp->wk_len);
}
return (i_dladm_wlan_param(handle, linkid, &wepkey_tab,
MAC_PROP_WL_KEY_TAB, sizeof (wepkey_tab), B_TRUE));
}
static dladm_status_t
do_set_essid(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_essid_t *essid)
{
wl_essid_t iessid;
(void) memset(&iessid, 0, sizeof (essid));
if (essid != NULL && essid->we_bytes[0] != '\0') {
iessid.wl_essid_length = strlen(essid->we_bytes);
(void) strlcpy(iessid.wl_essid_essid, essid->we_bytes,
sizeof (iessid.wl_essid_essid));
} else {
return (DLADM_STATUS_BADARG);
}
return (i_dladm_wlan_param(handle, linkid, &iessid, MAC_PROP_WL_ESSID,
sizeof (iessid), B_TRUE));
}
static dladm_status_t
do_set_channel(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_channel_t *channel)
{
wl_phy_conf_t phy_conf;
if (*channel > MAX_CHANNEL_NUM)
return (DLADM_STATUS_BADVAL);
(void) memset(&phy_conf, 0xff, sizeof (phy_conf));
phy_conf.wl_phy_dsss_conf.wl_dsss_channel = *channel;
return (i_dladm_wlan_param(handle, linkid, &phy_conf,
MAC_PROP_WL_PHY_CONFIG, sizeof (phy_conf), B_TRUE));
}
static dladm_status_t
do_set_createibss(dladm_handle_t handle, datalink_id_t linkid,
boolean_t *create_ibss)
{
wl_create_ibss_t cr = (wl_create_ibss_t)(*create_ibss);
return (i_dladm_wlan_param(handle, linkid, &cr, MAC_PROP_WL_CREATE_IBSS,
sizeof (cr), B_TRUE));
}
static void
generate_essid(dladm_wlan_essid_t *essid)
{
srandom(gethrtime());
(void) snprintf(essid->we_bytes, DLADM_WLAN_MAX_ESSID_LEN, "%d",
random());
}
static dladm_status_t
do_get_capability(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_CAPABILITY,
buflen, B_FALSE));
}
static dladm_status_t
do_get_wpamode(dladm_handle_t handle, datalink_id_t linkid, void *buf,
int buflen)
{
return (i_dladm_wlan_param(handle, linkid, buf, MAC_PROP_WL_WPA, buflen,
B_FALSE));
}
dladm_status_t
dladm_wlan_wpa_get_sr(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_ess_t *sr, uint_t escnt, uint_t *estot)
{
int i, n;
wl_wpa_ess_t *es;
dladm_status_t status;
es = malloc(WLDP_BUFSIZE);
if (es == NULL)
return (DLADM_STATUS_NOMEM);
status = i_dladm_wlan_param(handle, linkid, es, MAC_PROP_WL_SCANRESULTS,
WLDP_BUFSIZE, B_FALSE);
if (status == DLADM_STATUS_OK) {
n = (es->count > escnt) ? escnt : es->count;
for (i = 0; i < n; i ++) {
(void) memcpy(sr[i].we_bssid.wb_bytes, es->ess[i].bssid,
DLADM_WLAN_BSSID_LEN);
sr[i].we_ssid_len = es->ess[i].ssid_len;
(void) memcpy(sr[i].we_ssid.we_bytes, es->ess[i].ssid,
es->ess[i].ssid_len);
sr[i].we_wpa_ie_len = es->ess[i].wpa_ie_len;
(void) memcpy(sr[i].we_wpa_ie, es->ess[i].wpa_ie,
es->ess[i].wpa_ie_len);
sr[i].we_freq = es->ess[i].freq;
}
*estot = n;
}
free(es);
return (status);
}
dladm_status_t
dladm_wlan_wpa_set_ie(dladm_handle_t handle, datalink_id_t linkid,
uint8_t *wpa_ie, uint_t wpa_ie_len)
{
wl_wpa_ie_t *ie;
uint_t len;
dladm_status_t status;
if (wpa_ie_len > DLADM_WLAN_MAX_WPA_IE_LEN)
return (DLADM_STATUS_BADARG);
len = sizeof (wl_wpa_ie_t) + wpa_ie_len;
ie = malloc(len);
if (ie == NULL)
return (DLADM_STATUS_NOMEM);
(void) memset(ie, 0, len);
ie->wpa_ie_len = wpa_ie_len;
(void) memcpy(ie->wpa_ie, wpa_ie, wpa_ie_len);
status = i_dladm_wlan_param(handle, linkid, ie, MAC_PROP_WL_SETOPTIE,
len, B_TRUE);
free(ie);
return (status);
}
dladm_status_t
dladm_wlan_wpa_set_wpa(dladm_handle_t handle, datalink_id_t linkid,
boolean_t flag)
{
wl_wpa_t wpa;
wpa.wpa_flag = flag;
return (i_dladm_wlan_param(handle, linkid, &wpa, MAC_PROP_WL_WPA,
sizeof (wpa), B_TRUE));
}
dladm_status_t
dladm_wlan_wpa_del_key(dladm_handle_t handle, datalink_id_t linkid,
uint_t key_idx, const dladm_wlan_bssid_t *addr)
{
wl_del_key_t wk;
wk.idk_keyix = key_idx;
if (addr != NULL)
(void) memcpy((char *)wk.idk_macaddr, addr->wb_bytes,
DLADM_WLAN_BSSID_LEN);
return (i_dladm_wlan_param(handle, linkid, &wk, MAC_PROP_WL_DELKEY,
sizeof (wk), B_TRUE));
}
dladm_status_t
dladm_wlan_wpa_set_key(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_cipher_t cipher, const dladm_wlan_bssid_t *addr,
boolean_t set_tx, uint64_t seq, uint_t key_idx, uint8_t *key,
uint_t key_len)
{
wl_key_t wk;
(void) memset(&wk, 0, sizeof (wl_key_t));
switch (cipher) {
case DLADM_WLAN_CIPHER_WEP:
wk.ik_type = IEEE80211_CIPHER_WEP;
break;
case DLADM_WLAN_CIPHER_TKIP:
wk.ik_type = IEEE80211_CIPHER_TKIP;
break;
case DLADM_WLAN_CIPHER_AES_OCB:
wk.ik_type = IEEE80211_CIPHER_AES_OCB;
break;
case DLADM_WLAN_CIPHER_AES_CCM:
wk.ik_type = IEEE80211_CIPHER_AES_CCM;
break;
case DLADM_WLAN_CIPHER_CKIP:
wk.ik_type = IEEE80211_CIPHER_CKIP;
break;
case DLADM_WLAN_CIPHER_NONE:
wk.ik_type = IEEE80211_CIPHER_NONE;
break;
default:
return (DLADM_STATUS_BADARG);
}
wk.ik_flags = IEEE80211_KEY_RECV;
if (set_tx) {
wk.ik_flags |= IEEE80211_KEY_XMIT | IEEE80211_KEY_DEFAULT;
(void) memcpy(wk.ik_macaddr, addr->wb_bytes,
DLADM_WLAN_BSSID_LEN);
} else
(void) memset(wk.ik_macaddr, 0, DLADM_WLAN_BSSID_LEN);
wk.ik_keyix = key_idx;
wk.ik_keylen = key_len;
(void) memcpy(&wk.ik_keyrsc, &seq, 6); /* only use 48-bit of seq */
(void) memcpy(wk.ik_keydata, key, key_len);
return (i_dladm_wlan_param(handle, linkid, &wk, MAC_PROP_WL_KEY,
sizeof (wk), B_TRUE));
}
dladm_status_t
dladm_wlan_wpa_set_mlme(dladm_handle_t handle, datalink_id_t linkid,
dladm_wlan_mlme_op_t op, dladm_wlan_reason_t reason,
dladm_wlan_bssid_t *bssid)
{
wl_mlme_t mlme;
(void) memset(&mlme, 0, sizeof (wl_mlme_t));
switch (op) {
case DLADM_WLAN_MLME_ASSOC:
mlme.im_op = IEEE80211_MLME_ASSOC;
break;
case DLADM_WLAN_MLME_DISASSOC:
mlme.im_op = IEEE80211_MLME_DISASSOC;
break;
default:
return (DLADM_STATUS_BADARG);
}
mlme.im_reason = reason;
if (bssid != NULL)
(void) memcpy(mlme.im_macaddr, bssid->wb_bytes,
DLADM_WLAN_BSSID_LEN);
return (i_dladm_wlan_param(handle, linkid, &mlme, MAC_PROP_WL_MLME,
sizeof (mlme), B_TRUE));
}
/*
* routines of create instance
*/
static scf_propertygroup_t *
add_property_group_to_instance(scf_handle_t *handle, scf_instance_t *instance,
const char *pg_name, const char *pg_type)
{
scf_propertygroup_t *pg;
pg = scf_pg_create(handle);
if (pg == NULL)
return (NULL);
if (scf_instance_add_pg(instance, pg_name, pg_type, 0, pg) != 0) {
scf_pg_destroy(pg);
return (NULL);
}
return (pg);
}
static dladm_status_t
add_new_property(scf_handle_t *handle, const char *prop_name,
scf_type_t type, const char *val, scf_transaction_t *tx)
{
scf_value_t *value = NULL;
scf_transaction_entry_t *entry = NULL;
entry = scf_entry_create(handle);
if (entry == NULL)
goto out;
value = scf_value_create(handle);
if (value == NULL)
goto out;
if (scf_transaction_property_new(tx, entry, prop_name, type) != 0)
goto out;
if (scf_value_set_from_string(value, type, val) != 0)
goto out;
if (scf_entry_add_value(entry, value) != 0)
goto out;
return (DLADM_STATUS_OK);
out:
if (value != NULL)
scf_value_destroy(value);
if (entry != NULL)
scf_entry_destroy(entry);
return (DLADM_STATUS_FAILED);
}
static dladm_status_t
add_pg_method(scf_handle_t *handle, scf_instance_t *instance,
const char *pg_name, const char *flags)
{
int rv, size;
dladm_status_t status = DLADM_STATUS_FAILED;
char *command = NULL;
scf_transaction_t *tran = NULL;
scf_propertygroup_t *pg;
pg = add_property_group_to_instance(handle, instance,
pg_name, SCF_GROUP_METHOD);
if (pg == NULL)
goto out;
tran = scf_transaction_create(handle);
if (tran == NULL)
goto out;
size = strlen(SVC_METHOD) + strlen(" ") + strlen(flags) + 1;
command = malloc(size);
if (command == NULL) {
status = DLADM_STATUS_NOMEM;
goto out;
}
(void) snprintf(command, size, "%s %s", SVC_METHOD, flags);
do {
if (scf_transaction_start(tran, pg) != 0)
goto out;
if (add_new_property(handle, SCF_PROPERTY_EXEC,
SCF_TYPE_ASTRING, command, tran) != DLADM_STATUS_OK) {
goto out;
}
rv = scf_transaction_commit(tran);
switch (rv) {
case 1:
status = DLADM_STATUS_OK;
goto out;
case 0:
scf_transaction_destroy_children(tran);
if (scf_pg_update(pg) == -1) {
goto out;
}
break;
case -1:
default:
goto out;
}
} while (rv == 0);
out:
if (tran != NULL) {
scf_transaction_destroy_children(tran);
scf_transaction_destroy(tran);
}
if (pg != NULL)
scf_pg_destroy(pg);
if (command != NULL)
free(command);
return (status);
}
static dladm_status_t
do_create_instance(scf_handle_t *handle, scf_service_t *svc,
const char *instance_name, const char *command)
{
dladm_status_t status = DLADM_STATUS_FAILED;
char *buf;
ssize_t max_fmri_len;
scf_instance_t *instance;
instance = scf_instance_create(handle);
if (instance == NULL)
goto out;
if (scf_service_add_instance(svc, instance_name, instance) != 0) {
if (scf_error() == SCF_ERROR_EXISTS)
/* Let the caller deal with the duplicate instance */
status = DLADM_STATUS_EXIST;
goto out;
}
if (add_pg_method(handle, instance, "start",
command) != DLADM_STATUS_OK) {
goto out;
}
/* enabling the instance */
max_fmri_len = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH);
if ((buf = malloc(max_fmri_len + 1)) == NULL)
goto out;
if (scf_instance_to_fmri(instance, buf, max_fmri_len + 1) > 0) {
if ((smf_disable_instance(buf, 0) != 0) ||
(smf_enable_instance(buf, SMF_TEMPORARY) != 0)) {
goto out;
}
status = DLADM_STATUS_OK;
}
out:
if (instance != NULL)
scf_instance_destroy(instance);
return (status);
}
static dladm_status_t
create_instance(const char *instance_name, const char *command)
{
dladm_status_t status = DLADM_STATUS_FAILED;
scf_service_t *svc = NULL;
scf_handle_t *handle = NULL;
handle = scf_handle_create(SCF_VERSION);
if (handle == NULL)
goto out;
if (scf_handle_bind(handle) == -1)
goto out;
if ((svc = scf_service_create(handle)) == NULL)
goto out;
if (scf_handle_decode_fmri(handle, SERVICE_NAME, NULL, svc,
NULL, NULL, NULL, SCF_DECODE_FMRI_EXACT) != 0)
goto out;
status = do_create_instance(handle, svc, instance_name, command);
out:
if (svc != NULL)
scf_service_destroy(svc);
if (handle != NULL) {
(void) scf_handle_unbind(handle);
scf_handle_destroy(handle);
}
return (status);
}
/*
* routines of delete instance
*/
#define DEFAULT_TIMEOUT 60000000
#define INIT_WAIT_USECS 50000
static void
wait_until_disabled(scf_handle_t *handle, char *fmri)
{
char *state;
useconds_t max;
useconds_t usecs;
uint64_t *cp = NULL;
scf_simple_prop_t *sp = NULL;
max = DEFAULT_TIMEOUT;
if (((sp = scf_simple_prop_get(handle, fmri, "stop",
SCF_PROPERTY_TIMEOUT)) != NULL) &&
((cp = scf_simple_prop_next_count(sp)) != NULL) && (*cp != 0))
max = (*cp) * 1000000; /* convert to usecs */
if (sp != NULL)
scf_simple_prop_free(sp);
for (usecs = INIT_WAIT_USECS; max > 0; max -= usecs) {
/* incremental wait */
usecs *= 2;
usecs = (usecs > max) ? max : usecs;
(void) usleep(usecs);
/* Check state after the wait */
if ((state = smf_get_state(fmri)) != NULL) {
if (strcmp(state, "disabled") == 0)
return;
}
}
}
static dladm_status_t
delete_instance(const char *instance_name)
{
dladm_status_t status = DLADM_STATUS_FAILED;
char *buf;
ssize_t max_fmri_len;
scf_scope_t *scope = NULL;
scf_service_t *svc = NULL;
scf_handle_t *handle = NULL;
scf_instance_t *instance;
handle = scf_handle_create(SCF_VERSION);
if (handle == NULL)
goto out;
if (scf_handle_bind(handle) == -1)
goto out;
if ((scope = scf_scope_create(handle)) == NULL)
goto out;
if ((svc = scf_service_create(handle)) == NULL)
goto out;
if (scf_handle_get_scope(handle, SCF_SCOPE_LOCAL, scope) == -1)
goto out;
if (scf_scope_get_service(scope, SERVICE_NAME, svc) < 0)
goto out;
instance = scf_instance_create(handle);
if (instance == NULL)
goto out;
if (scf_service_get_instance(svc, instance_name, instance) != 0) {
scf_error_t scf_errnum = scf_error();
if (scf_errnum == SCF_ERROR_NOT_FOUND)
status = DLADM_STATUS_OK;
scf_instance_destroy(instance);
goto out;
}
max_fmri_len = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH);
if ((buf = malloc(max_fmri_len + 1)) == NULL) {
scf_instance_destroy(instance);
goto out;
}
if (scf_instance_to_fmri(instance, buf, max_fmri_len + 1) > 0) {
char *state;
state = smf_get_state(buf);
if (state && (strcmp(state, SCF_STATE_STRING_ONLINE) == 0 ||
strcmp(state, SCF_STATE_STRING_DEGRADED) == 0)) {
if (smf_disable_instance(buf, 0) == 0) {
/*
* Wait for some time till timeout to avoid
* a race with scf_instance_delete() below.
*/
wait_until_disabled(handle, buf);
}
}
}
if (scf_instance_delete(instance) != 0) {
scf_instance_destroy(instance);
goto out;
}
scf_instance_destroy(instance);
status = DLADM_STATUS_OK;
out:
if (svc != NULL)
scf_service_destroy(svc);
if (scope != NULL)
scf_scope_destroy(scope);
if (handle != NULL) {
(void) scf_handle_unbind(handle);
scf_handle_destroy(handle);
}
return (status);
}
static dladm_status_t
wpa_instance_create(dladm_handle_t handle, datalink_id_t linkid, void *key)
{
dladm_status_t status = DLADM_STATUS_FAILED;
char *command = NULL;
char *wk_name = ((dladm_wlan_key_t *)key)->wk_name;
int size;
char instance_name[MAXLINKNAMELEN];
/*
* Use the link name as the instance name of the network/wpad service.
*/
status = dladm_datalink_id2info(handle, linkid, NULL, NULL, NULL,
instance_name, sizeof (instance_name));
if (status != DLADM_STATUS_OK)
goto out;
size = strlen(instance_name) + strlen(" -i -k ") + strlen(wk_name) + 1;
command = malloc(size);
if (command == NULL) {
status = DLADM_STATUS_NOMEM;
goto out;
}
(void) snprintf(command, size, "-i %s -k %s", instance_name, wk_name);
status = create_instance(instance_name, command);
if (status == DLADM_STATUS_EXIST) {
/*
* Delete the existing instance and create a new instance
* with the supplied arguments.
*/
if ((status = delete_instance(instance_name)) ==
DLADM_STATUS_OK) {
status = create_instance(instance_name, command);
}
}
out:
if (command != NULL)
free(command);
return (status);
}
static dladm_status_t
wpa_instance_delete(dladm_handle_t handle, datalink_id_t linkid)
{
char instance_name[MAXLINKNAMELEN];
/*
* Get the instance name of the network/wpad service (the same as
* the link name).
*/
if (dladm_datalink_id2info(handle, linkid, NULL, NULL, NULL,
instance_name, sizeof (instance_name)) != DLADM_STATUS_OK)
return (DLADM_STATUS_FAILED);
return (delete_instance(instance_name));
}